diff --git a/include/crm/msg_xml.h b/include/crm/msg_xml.h index 8e53c0254c..78738c2c03 100644 --- a/include/crm/msg_xml.h +++ b/include/crm/msg_xml.h @@ -1,458 +1,459 @@ /* * Copyright 2004-2024 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ #ifndef PCMK__CRM_MSG_XML__H # define PCMK__CRM_MSG_XML__H # include #if !defined(PCMK_ALLOW_DEPRECATED) || (PCMK_ALLOW_DEPRECATED == 1) #include #endif #ifdef __cplusplus extern "C" { #endif /* This file defines constants for various XML syntax (mainly element and * attribute names). * * For consistency, new constants should start with "PCMK_", followed by "XE" * for XML element names, "XA" for XML attribute names, and "META" for meta * attribute names. Old names that don't follow this policy should eventually be * deprecated and replaced with names that do. */ /* * XML elements */ #define PCMK_XE_DATE_EXPRESSION "date_expression" #define PCMK_XE_OP_EXPRESSION "op_expression" /* This has been deprecated as a CIB element (an alias for with * "promotable" set to "true") since 2.0.0. */ #define PCMK_XE_PROMOTABLE_LEGACY "master" #define PCMK_XE_RSC_EXPRESSION "rsc_expression" /* * XML attributes */ #define PCMK_XA_ADMIN_EPOCH "admin_epoch" #define PCMK_XA_CIB_LAST_WRITTEN "cib-last-written" #define PCMK_XA_CRM_DEBUG_ORIGIN "crm-debug-origin" #define PCMK_XA_CRM_FEATURE_SET "crm_feature_set" #define PCMK_XA_CRM_TIMESTAMP "crm-timestamp" #define PCMK_XA_DESCRIPTION "description" #define PCMK_XA_EPOCH "epoch" #define PCMK_XA_FORMAT "format" #define PCMK_XA_HAVE_QUORUM "have-quorum" #define PCMK_XA_ID "id" #define PCMK_XA_NO_QUORUM_PANIC "no-quorum-panic" #define PCMK_XA_NUM_UPDATES "num_updates" #define PCMK_XA_VALIDATE_WITH "validate-with" #define PCMK_XA_VERSION "version" /* * Meta attributes */ #define PCMK_META_CLONE_MAX "clone-max" #define PCMK_META_CLONE_MIN "clone-min" #define PCMK_META_CLONE_NODE_MAX "clone-node-max" #define PCMK_META_CONTAINER_ATTR_TARGET "container-attribute-target" #define PCMK_META_ENABLED "enabled" #define PCMK_META_FAILURE_TIMEOUT "failure-timeout" #define PCMK_META_INTERLEAVE "interleave" #define PCMK_META_IS_MANAGED "is-managed" #define PCMK_META_MIGRATION_THRESHOLD "migration-threshold" #define PCMK_META_ORDERED "ordered" #define PCMK_META_PROMOTABLE "promotable" #define PCMK_META_PROMOTED_MAX "promoted-max" #define PCMK_META_PROMOTED_NODE_MAX "promoted-node-max" +#define PCMK_META_TARGET_ROLE "target-role" /* * Older constants that don't follow current naming */ # ifndef F_ORIG # define F_ORIG "src" # endif # ifndef F_SEQ # define F_SEQ "seq" # endif # ifndef F_SUBTYPE # define F_SUBTYPE "subt" # endif # ifndef F_TYPE # define F_TYPE "t" # endif # ifndef F_CLIENTNAME # define F_CLIENTNAME "cn" # endif # ifndef F_XML_TAGNAME # define F_XML_TAGNAME "__name__" # endif # ifndef T_CRM # define T_CRM "crmd" # endif # ifndef T_ATTRD # define T_ATTRD "attrd" # endif # define CIB_OPTIONS_FIRST "cib-bootstrap-options" # define F_CRM_DATA "crm_xml" # define F_CRM_TASK "crm_task" # define F_CRM_HOST_TO "crm_host_to" # define F_CRM_MSG_TYPE F_SUBTYPE # define F_CRM_SYS_TO "crm_sys_to" # define F_CRM_SYS_FROM "crm_sys_from" # define F_CRM_HOST_FROM F_ORIG # define F_CRM_REFERENCE XML_ATTR_REFERENCE # define F_CRM_VERSION PCMK_XA_VERSION # define F_CRM_ORIGIN "origin" # define F_CRM_USER "crm_user" # define F_CRM_JOIN_ID "join_id" # define F_CRM_DC_LEAVING "dc-leaving" # define F_CRM_ELECTION_ID "election-id" # define F_CRM_ELECTION_AGE_S "election-age-sec" # define F_CRM_ELECTION_AGE_US "election-age-nano-sec" # define F_CRM_ELECTION_OWNER "election-owner" # define F_CRM_TGRAPH "crm-tgraph-file" # define F_CRM_TGRAPH_INPUT "crm-tgraph-in" # define F_CRM_THROTTLE_MODE "crm-limit-mode" # define F_CRM_THROTTLE_MAX "crm-limit-max" /*---- Common tags/attrs */ # define XML_DIFF_MARKER "__crm_diff_marker__" # define XML_TAG_CIB "cib" # define XML_TAG_FAILED "failed" # define XML_ATTR_TIMEOUT "timeout" # define XML_ATTR_NAME "name" # define XML_ATTR_IDREF "id-ref" # define XML_ATTR_ID_LONG "long-id" # define XML_ATTR_TYPE "type" # define XML_ATTR_OP "op" # define XML_ATTR_DC_UUID "dc-uuid" # define XML_ATTR_UPDATE_ORIG "update-origin" # define XML_ATTR_UPDATE_CLIENT "update-client" # define XML_ATTR_UPDATE_USER "update-user" # define XML_BOOLEAN_TRUE "true" # define XML_BOOLEAN_FALSE "false" # define XML_BOOLEAN_YES XML_BOOLEAN_TRUE # define XML_BOOLEAN_NO XML_BOOLEAN_FALSE # define XML_TAG_OPTIONS "options" /*---- top level tags/attrs */ # define XML_ATTR_REQUEST "request" # define XML_ATTR_RESPONSE "response" # define XML_ATTR_UNAME "uname" # define XML_ATTR_REFERENCE "reference" # define XML_CRM_TAG_PING "ping_response" # define XML_PING_ATTR_STATUS "result" # define XML_PING_ATTR_SYSFROM "crm_subsystem" # define XML_PING_ATTR_CRMDSTATE "crmd_state" # define XML_PING_ATTR_PACEMAKERDSTATE "pacemakerd_state" # define XML_PING_ATTR_PACEMAKERDSTATE_INIT "init" # define XML_PING_ATTR_PACEMAKERDSTATE_STARTINGDAEMONS "starting_daemons" # define XML_PING_ATTR_PACEMAKERDSTATE_WAITPING "wait_for_ping" # define XML_PING_ATTR_PACEMAKERDSTATE_RUNNING "running" # define XML_PING_ATTR_PACEMAKERDSTATE_SHUTTINGDOWN "shutting_down" # define XML_PING_ATTR_PACEMAKERDSTATE_SHUTDOWNCOMPLETE "shutdown_complete" # define XML_PING_ATTR_PACEMAKERDSTATE_REMOTE "remote" # define XML_FAIL_TAG_CIB "failed_update" # define XML_FAILCIB_ATTR_OBJTYPE "object_type" # define XML_FAILCIB_ATTR_OP "operation" # define XML_FAILCIB_ATTR_REASON "reason" /*---- CIB specific tags/attrs */ # define XML_CIB_TAG_SECTION_ALL "all" # define XML_CIB_TAG_CONFIGURATION "configuration" # define XML_CIB_TAG_STATUS "status" # define XML_CIB_TAG_RESOURCES "resources" # define XML_CIB_TAG_NODES "nodes" # define XML_CIB_TAG_CONSTRAINTS "constraints" # define XML_CIB_TAG_CRMCONFIG "crm_config" # define XML_CIB_TAG_OPCONFIG "op_defaults" # define XML_CIB_TAG_RSCCONFIG "rsc_defaults" # define XML_CIB_TAG_ACLS "acls" # define XML_CIB_TAG_ALERTS "alerts" # define XML_CIB_TAG_ALERT "alert" # define XML_CIB_TAG_ALERT_RECIPIENT "recipient" # define XML_CIB_TAG_ALERT_SELECT "select" # define XML_CIB_TAG_ALERT_ATTRIBUTES "select_attributes" # define XML_CIB_TAG_ALERT_FENCING "select_fencing" # define XML_CIB_TAG_ALERT_NODES "select_nodes" # define XML_CIB_TAG_ALERT_RESOURCES "select_resources" # define XML_CIB_TAG_ALERT_ATTR "attribute" # define XML_CIB_TAG_STATE "node_state" # define XML_CIB_TAG_NODE "node" # define XML_CIB_TAG_NVPAIR "nvpair" # define XML_CIB_TAG_PROPSET "cluster_property_set" # define XML_TAG_ATTR_SETS "instance_attributes" # define XML_TAG_META_SETS "meta_attributes" # define XML_TAG_ATTRS "attributes" # define XML_TAG_PARAMS "parameters" # define XML_TAG_PARAM "param" # define XML_TAG_UTILIZATION "utilization" # define XML_TAG_RESOURCE_REF "resource_ref" # define XML_CIB_TAG_RESOURCE "primitive" # define XML_CIB_TAG_GROUP "group" # define XML_CIB_TAG_INCARNATION "clone" # define XML_CIB_TAG_CONTAINER "bundle" # define XML_CIB_TAG_RSC_TEMPLATE "template" # define XML_RSC_ATTR_TARGET_ROLE "target-role" # define XML_RSC_ATTR_UNIQUE "globally-unique" # define XML_RSC_ATTR_NOTIFY "notify" # define XML_RSC_ATTR_STICKINESS "resource-stickiness" # define XML_RSC_ATTR_MULTIPLE "multiple-active" # define XML_RSC_ATTR_REQUIRES "requires" # define XML_RSC_ATTR_CONTAINER "container" # define XML_RSC_ATTR_INTERNAL_RSC "internal_rsc" # define XML_RSC_ATTR_MAINTENANCE "maintenance" # define XML_RSC_ATTR_REMOTE_NODE "remote-node" # define XML_RSC_ATTR_CLEAR_OP "clear_failure_op" # define XML_RSC_ATTR_CLEAR_INTERVAL "clear_failure_interval" # define XML_RSC_ATTR_REMOTE_RA_ADDR "addr" # define XML_RSC_ATTR_REMOTE_RA_SERVER "server" # define XML_RSC_ATTR_REMOTE_RA_PORT "port" # define XML_RSC_ATTR_CRITICAL "critical" # define XML_REMOTE_ATTR_RECONNECT_INTERVAL "reconnect_interval" # define XML_OP_ATTR_ON_FAIL "on-fail" # define XML_OP_ATTR_START_DELAY "start-delay" # define XML_OP_ATTR_ALLOW_MIGRATE "allow-migrate" # define XML_OP_ATTR_ORIGIN "interval-origin" # define XML_OP_ATTR_PENDING "record-pending" # define XML_OP_ATTR_DIGESTS_ALL "digests-all" # define XML_OP_ATTR_DIGESTS_SECURE "digests-secure" # define XML_CIB_TAG_LRM "lrm" # define XML_LRM_TAG_RESOURCES "lrm_resources" # define XML_LRM_TAG_RESOURCE "lrm_resource" # define XML_LRM_TAG_RSC_OP "lrm_rsc_op" # define XML_AGENT_ATTR_CLASS "class" # define XML_AGENT_ATTR_PROVIDER "provider" //! \deprecated Do not use (will be removed in a future release) # define XML_CIB_ATTR_REPLACE "replace" # define XML_CIB_ATTR_PRIORITY "priority" # define XML_NODE_IS_REMOTE "remote_node" # define XML_NODE_IS_FENCED "node_fenced" # define XML_NODE_IS_MAINTENANCE "node_in_maintenance" # define XML_CIB_ATTR_SHUTDOWN "shutdown" /* Aside from being an old name for the executor, LRM is a misnomer here because * the controller and scheduler use these to track actions, which are not always * executor operations. */ // XML attribute that takes interval specification (user-facing configuration) # define XML_LRM_ATTR_INTERVAL "interval" // XML attribute that takes interval in milliseconds (daemon APIs) // (identical value as above, but different constant allows clearer code intent) # define XML_LRM_ATTR_INTERVAL_MS XML_LRM_ATTR_INTERVAL # define XML_LRM_ATTR_TASK "operation" # define XML_LRM_ATTR_TASK_KEY "operation_key" # define XML_LRM_ATTR_TARGET "on_node" # define XML_LRM_ATTR_TARGET_UUID "on_node_uuid" /*! Actions to be executed on Pacemaker Remote nodes are routed through the * controller on the cluster node hosting the remote connection. That cluster * node is considered the router node for the action. */ # define XML_LRM_ATTR_ROUTER_NODE "router_node" # define XML_LRM_ATTR_RSCID "rsc-id" # define XML_LRM_ATTR_OPSTATUS "op-status" # define XML_LRM_ATTR_RC "rc-code" # define XML_LRM_ATTR_CALLID "call-id" # define XML_LRM_ATTR_OP_DIGEST "op-digest" # define XML_LRM_ATTR_OP_RESTART "op-force-restart" # define XML_LRM_ATTR_OP_SECURE "op-secure-params" # define XML_LRM_ATTR_RESTART_DIGEST "op-restart-digest" # define XML_LRM_ATTR_SECURE_DIGEST "op-secure-digest" # define XML_LRM_ATTR_EXIT_REASON "exit-reason" # define XML_RSC_OP_LAST_CHANGE "last-rc-change" # define XML_RSC_OP_T_EXEC "exec-time" # define XML_RSC_OP_T_QUEUE "queue-time" # define XML_LRM_ATTR_MIGRATE_SOURCE "migrate_source" # define XML_LRM_ATTR_MIGRATE_TARGET "migrate_target" # define XML_TAG_GRAPH "transition_graph" # define XML_GRAPH_TAG_RSC_OP "rsc_op" # define XML_GRAPH_TAG_PSEUDO_EVENT "pseudo_event" # define XML_GRAPH_TAG_CRM_EVENT "crm_event" # define XML_GRAPH_TAG_DOWNED "downed" # define XML_GRAPH_TAG_MAINTENANCE "maintenance" # define XML_TAG_RULE "rule" # define XML_RULE_ATTR_SCORE "score" # define XML_RULE_ATTR_SCORE_ATTRIBUTE "score-attribute" # define XML_RULE_ATTR_ROLE "role" # define XML_RULE_ATTR_BOOLEAN_OP "boolean-op" # define XML_TAG_EXPRESSION "expression" # define XML_EXPR_ATTR_ATTRIBUTE "attribute" # define XML_EXPR_ATTR_OPERATION "operation" # define XML_EXPR_ATTR_VALUE "value" # define XML_EXPR_ATTR_TYPE "type" # define XML_EXPR_ATTR_VALUE_SOURCE "value-source" # define XML_CONS_TAG_RSC_DEPEND "rsc_colocation" # define XML_CONS_TAG_RSC_ORDER "rsc_order" # define XML_CONS_TAG_RSC_LOCATION "rsc_location" # define XML_CONS_TAG_RSC_TICKET "rsc_ticket" # define XML_CONS_TAG_RSC_SET "resource_set" # define XML_CONS_ATTR_SYMMETRICAL "symmetrical" # define XML_LOCATION_ATTR_DISCOVERY "resource-discovery" # define XML_COLOC_ATTR_SOURCE "rsc" # define XML_COLOC_ATTR_SOURCE_ROLE "rsc-role" # define XML_COLOC_ATTR_TARGET "with-rsc" # define XML_COLOC_ATTR_TARGET_ROLE "with-rsc-role" # define XML_COLOC_ATTR_NODE_ATTR "node-attribute" # define XML_COLOC_ATTR_INFLUENCE "influence" //! \deprecated Deprecated since 2.1.5 # define XML_COLOC_ATTR_SOURCE_INSTANCE "rsc-instance" //! \deprecated Deprecated since 2.1.5 # define XML_COLOC_ATTR_TARGET_INSTANCE "with-rsc-instance" # define XML_LOC_ATTR_SOURCE "rsc" # define XML_LOC_ATTR_SOURCE_PATTERN "rsc-pattern" # define XML_ORDER_ATTR_FIRST "first" # define XML_ORDER_ATTR_THEN "then" # define XML_ORDER_ATTR_FIRST_ACTION "first-action" # define XML_ORDER_ATTR_THEN_ACTION "then-action" # define XML_ORDER_ATTR_KIND "kind" //! \deprecated Deprecated since 2.1.5 # define XML_ORDER_ATTR_FIRST_INSTANCE "first-instance" //! \deprecated Deprecated since 2.1.5 # define XML_ORDER_ATTR_THEN_INSTANCE "then-instance" # define XML_TICKET_ATTR_TICKET "ticket" # define XML_TICKET_ATTR_LOSS_POLICY "loss-policy" # define XML_NVPAIR_ATTR_NAME "name" # define XML_NVPAIR_ATTR_VALUE "value" # define XML_NODE_ATTR_RSC_DISCOVERY "resource-discovery-enabled" # define XML_ALERT_ATTR_PATH "path" # define XML_ALERT_ATTR_TIMEOUT "timeout" # define XML_ALERT_ATTR_TSTAMP_FORMAT "timestamp-format" # define XML_ALERT_ATTR_REC_VALUE "value" # define XML_CIB_TAG_GENERATION_TUPPLE "generation_tuple" # define XML_ATTR_TRANSITION_MAGIC "transition-magic" # define XML_ATTR_TRANSITION_KEY "transition-key" # define XML_ATTR_TE_NOWAIT "op_no_wait" # define XML_ATTR_TE_TARGET_RC "op_target_rc" # define XML_TAG_TRANSIENT_NODEATTRS "transient_attributes" //! \deprecated Do not use (will be removed in a future release) # define XML_TAG_DIFF_ADDED "diff-added" //! \deprecated Do not use (will be removed in a future release) # define XML_TAG_DIFF_REMOVED "diff-removed" # define XML_ACL_TAG_USER "acl_target" # define XML_ACL_TAG_USERv1 "acl_user" # define XML_ACL_TAG_GROUP "acl_group" # define XML_ACL_TAG_ROLE "acl_role" # define XML_ACL_TAG_PERMISSION "acl_permission" # define XML_ACL_TAG_ROLE_REF "role" # define XML_ACL_TAG_ROLE_REFv1 "role_ref" # define XML_ACL_ATTR_KIND "kind" # define XML_ACL_TAG_READ "read" # define XML_ACL_TAG_WRITE "write" # define XML_ACL_TAG_DENY "deny" # define XML_ACL_ATTR_REF "reference" # define XML_ACL_ATTR_REFv1 "ref" # define XML_ACL_ATTR_TAG "object-type" # define XML_ACL_ATTR_TAGv1 "tag" # define XML_ACL_ATTR_XPATH "xpath" # define XML_ACL_ATTR_ATTRIBUTE "attribute" # define XML_CIB_TAG_TICKETS "tickets" # define XML_CIB_TAG_TICKET_STATE "ticket_state" # define XML_CIB_TAG_TAGS "tags" # define XML_CIB_TAG_TAG "tag" # define XML_CIB_TAG_OBJ_REF "obj_ref" # define XML_TAG_FENCING_TOPOLOGY "fencing-topology" # define XML_TAG_FENCING_LEVEL "fencing-level" # define XML_ATTR_STONITH_INDEX "index" # define XML_ATTR_STONITH_TARGET "target" # define XML_ATTR_STONITH_TARGET_VALUE "target-value" # define XML_ATTR_STONITH_TARGET_PATTERN "target-pattern" # define XML_ATTR_STONITH_TARGET_ATTRIBUTE "target-attribute" # define XML_ATTR_STONITH_DEVICES "devices" # define XML_TAG_DIFF "diff" # define XML_DIFF_VERSION "version" # define XML_DIFF_VSOURCE "source" # define XML_DIFF_VTARGET "target" # define XML_DIFF_CHANGE "change" # define XML_DIFF_LIST "change-list" # define XML_DIFF_ATTR "change-attr" # define XML_DIFF_RESULT "change-result" # define XML_DIFF_OP "operation" # define XML_DIFF_PATH "path" # define XML_DIFF_POSITION "position" # define ID(x) crm_element_value(x, PCMK_XA_ID) #ifdef __cplusplus } #endif #endif diff --git a/lib/pacemaker/pcmk_sched_primitive.c b/lib/pacemaker/pcmk_sched_primitive.c index 046b4cba08..747ca0d295 100644 --- a/lib/pacemaker/pcmk_sched_primitive.c +++ b/lib/pacemaker/pcmk_sched_primitive.c @@ -1,1670 +1,1670 @@ /* * Copyright 2004-2024 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include // uint8_t, uint32_t #include #include #include "libpacemaker_private.h" static void stop_resource(pcmk_resource_t *rsc, pcmk_node_t *node, bool optional); static void start_resource(pcmk_resource_t *rsc, pcmk_node_t *node, bool optional); static void demote_resource(pcmk_resource_t *rsc, pcmk_node_t *node, bool optional); static void promote_resource(pcmk_resource_t *rsc, pcmk_node_t *node, bool optional); static void assert_role_error(pcmk_resource_t *rsc, pcmk_node_t *node, bool optional); #define RSC_ROLE_MAX (pcmk_role_promoted + 1) static enum rsc_role_e rsc_state_matrix[RSC_ROLE_MAX][RSC_ROLE_MAX] = { /* This array lists the immediate next role when transitioning from one role * to a target role. For example, when going from Stopped to Promoted, the * next role is Unpromoted, because the resource must be started before it * can be promoted. The current state then becomes Started, which is fed * into this array again, giving a next role of Promoted. * * Current role Immediate next role Final target role * ------------ ------------------- ----------------- */ /* Unknown */ { pcmk_role_unknown, /* Unknown */ pcmk_role_stopped, /* Stopped */ pcmk_role_stopped, /* Started */ pcmk_role_stopped, /* Unpromoted */ pcmk_role_stopped, /* Promoted */ }, /* Stopped */ { pcmk_role_stopped, /* Unknown */ pcmk_role_stopped, /* Stopped */ pcmk_role_started, /* Started */ pcmk_role_unpromoted, /* Unpromoted */ pcmk_role_unpromoted, /* Promoted */ }, /* Started */ { pcmk_role_stopped, /* Unknown */ pcmk_role_stopped, /* Stopped */ pcmk_role_started, /* Started */ pcmk_role_unpromoted, /* Unpromoted */ pcmk_role_promoted, /* Promoted */ }, /* Unpromoted */ { pcmk_role_stopped, /* Unknown */ pcmk_role_stopped, /* Stopped */ pcmk_role_stopped, /* Started */ pcmk_role_unpromoted, /* Unpromoted */ pcmk_role_promoted, /* Promoted */ }, /* Promoted */ { pcmk_role_stopped, /* Unknown */ pcmk_role_unpromoted, /* Stopped */ pcmk_role_unpromoted, /* Started */ pcmk_role_unpromoted, /* Unpromoted */ pcmk_role_promoted, /* Promoted */ }, }; /*! * \internal * \brief Function to schedule actions needed for a role change * * \param[in,out] rsc Resource whose role is changing * \param[in,out] node Node where resource will be in its next role * \param[in] optional Whether scheduled actions should be optional */ typedef void (*rsc_transition_fn)(pcmk_resource_t *rsc, pcmk_node_t *node, bool optional); static rsc_transition_fn rsc_action_matrix[RSC_ROLE_MAX][RSC_ROLE_MAX] = { /* This array lists the function needed to transition directly from one role * to another. NULL indicates that nothing is needed. * * Current role Transition function Next role * ------------ ------------------- ---------- */ /* Unknown */ { assert_role_error, /* Unknown */ stop_resource, /* Stopped */ assert_role_error, /* Started */ assert_role_error, /* Unpromoted */ assert_role_error, /* Promoted */ }, /* Stopped */ { assert_role_error, /* Unknown */ NULL, /* Stopped */ start_resource, /* Started */ start_resource, /* Unpromoted */ assert_role_error, /* Promoted */ }, /* Started */ { assert_role_error, /* Unknown */ stop_resource, /* Stopped */ NULL, /* Started */ NULL, /* Unpromoted */ promote_resource, /* Promoted */ }, /* Unpromoted */ { assert_role_error, /* Unknown */ stop_resource, /* Stopped */ stop_resource, /* Started */ NULL, /* Unpromoted */ promote_resource, /* Promoted */ }, /* Promoted */ { assert_role_error, /* Unknown */ demote_resource, /* Stopped */ demote_resource, /* Started */ demote_resource, /* Unpromoted */ NULL, /* Promoted */ }, }; /*! * \internal * \brief Get a list of a resource's allowed nodes sorted by node score * * \param[in] rsc Resource to check * * \return List of allowed nodes sorted by node score */ static GList * sorted_allowed_nodes(const pcmk_resource_t *rsc) { if (rsc->allowed_nodes != NULL) { GList *nodes = g_hash_table_get_values(rsc->allowed_nodes); if (nodes != NULL) { return pcmk__sort_nodes(nodes, pe__current_node(rsc)); } } return NULL; } /*! * \internal * \brief Assign a resource to its best allowed node, if possible * * \param[in,out] rsc Resource to choose a node for * \param[in] prefer If not \c NULL, prefer this node when all else * equal * \param[in] stop_if_fail If \c true and \p rsc can't be assigned to a * node, set next role to stopped and update * existing actions * * \return true if \p rsc could be assigned to a node, otherwise false * * \note If \p stop_if_fail is \c false, then \c pcmk__unassign_resource() can * completely undo the assignment. A successful assignment can be either * undone or left alone as final. A failed assignment has the same effect * as calling pcmk__unassign_resource(); there are no side effects on * roles or actions. */ static bool assign_best_node(pcmk_resource_t *rsc, const pcmk_node_t *prefer, bool stop_if_fail) { GList *nodes = NULL; pcmk_node_t *chosen = NULL; pcmk_node_t *best = NULL; const pcmk_node_t *most_free_node = pcmk__ban_insufficient_capacity(rsc); if (prefer == NULL) { prefer = most_free_node; } if (!pcmk_is_set(rsc->flags, pcmk_rsc_unassigned)) { // We've already finished assignment of resources to nodes return rsc->allocated_to != NULL; } // Sort allowed nodes by score nodes = sorted_allowed_nodes(rsc); if (nodes != NULL) { best = (pcmk_node_t *) nodes->data; // First node has best score } if ((prefer != NULL) && (nodes != NULL)) { // Get the allowed node version of prefer chosen = g_hash_table_lookup(rsc->allowed_nodes, prefer->details->id); if (chosen == NULL) { pcmk__rsc_trace(rsc, "Preferred node %s for %s was unknown", pe__node_name(prefer), rsc->id); /* Favor the preferred node as long as its score is at least as good as * the best allowed node's. * * An alternative would be to favor the preferred node even if the best * node is better, when the best node's score is less than INFINITY. */ } else if (chosen->weight < best->weight) { pcmk__rsc_trace(rsc, "Preferred node %s for %s was unsuitable", pe__node_name(chosen), rsc->id); chosen = NULL; } else if (!pcmk__node_available(chosen, true, false)) { pcmk__rsc_trace(rsc, "Preferred node %s for %s was unavailable", pe__node_name(chosen), rsc->id); chosen = NULL; } else { pcmk__rsc_trace(rsc, "Chose preferred node %s for %s " "(ignoring %d candidates)", pe__node_name(chosen), rsc->id, g_list_length(nodes)); } } if ((chosen == NULL) && (best != NULL)) { /* Either there is no preferred node, or the preferred node is not * suitable, but another node is allowed to run the resource. */ chosen = best; if (!pe_rsc_is_unique_clone(rsc->parent) && (chosen->weight > 0) // Zero not acceptable && pcmk__node_available(chosen, false, false)) { /* If the resource is already running on a node, prefer that node if * it is just as good as the chosen node. * * We don't do this for unique clone instances, because * pcmk__assign_instances() has already assigned instances to their * running nodes when appropriate, and if we get here, we don't want * remaining unassigned instances to prefer a node that's already * running another instance. */ pcmk_node_t *running = pe__current_node(rsc); if (running == NULL) { // Nothing to do } else if (!pcmk__node_available(running, true, false)) { pcmk__rsc_trace(rsc, "Current node for %s (%s) can't run resources", rsc->id, pe__node_name(running)); } else { int nodes_with_best_score = 1; for (GList *iter = nodes->next; iter; iter = iter->next) { pcmk_node_t *allowed = (pcmk_node_t *) iter->data; if (allowed->weight != chosen->weight) { // The nodes are sorted by score, so no more are equal break; } if (pe__same_node(allowed, running)) { // Scores are equal, so prefer the current node chosen = allowed; } nodes_with_best_score++; } if (nodes_with_best_score > 1) { uint8_t log_level = LOG_INFO; if (chosen->weight >= INFINITY) { log_level = LOG_WARNING; } do_crm_log(log_level, "Chose %s for %s from %d nodes with score %s", pe__node_name(chosen), rsc->id, nodes_with_best_score, pcmk_readable_score(chosen->weight)); } } } pcmk__rsc_trace(rsc, "Chose %s for %s from %d candidates", pe__node_name(chosen), rsc->id, g_list_length(nodes)); } pcmk__assign_resource(rsc, chosen, false, stop_if_fail); g_list_free(nodes); return rsc->allocated_to != NULL; } /*! * \internal * \brief Apply a "this with" colocation to a node's allowed node scores * * \param[in,out] colocation Colocation to apply * \param[in,out] rsc Resource being assigned */ static void apply_this_with(pcmk__colocation_t *colocation, pcmk_resource_t *rsc) { GHashTable *archive = NULL; pcmk_resource_t *other = colocation->primary; // In certain cases, we will need to revert the node scores if ((colocation->dependent_role >= pcmk_role_promoted) || ((colocation->score < 0) && (colocation->score > -INFINITY))) { archive = pcmk__copy_node_table(rsc->allowed_nodes); } if (pcmk_is_set(other->flags, pcmk_rsc_unassigned)) { pcmk__rsc_trace(rsc, "%s: Assigning colocation %s primary %s first" "(score=%d role=%s)", rsc->id, colocation->id, other->id, colocation->score, role2text(colocation->dependent_role)); other->cmds->assign(other, NULL, true); } // Apply the colocation score to this resource's allowed node scores rsc->cmds->apply_coloc_score(rsc, other, colocation, true); if ((archive != NULL) && !pcmk__any_node_available(rsc->allowed_nodes)) { pcmk__rsc_info(rsc, "%s: Reverting scores from colocation with %s " "because no nodes allowed", rsc->id, other->id); g_hash_table_destroy(rsc->allowed_nodes); rsc->allowed_nodes = archive; archive = NULL; } if (archive != NULL) { g_hash_table_destroy(archive); } } /*! * \internal * \brief Update a Pacemaker Remote node once its connection has been assigned * * \param[in] connection Connection resource that has been assigned */ static void remote_connection_assigned(const pcmk_resource_t *connection) { pcmk_node_t *remote_node = pe_find_node(connection->cluster->nodes, connection->id); CRM_CHECK(remote_node != NULL, return); if ((connection->allocated_to != NULL) && (connection->next_role != pcmk_role_stopped)) { crm_trace("Pacemaker Remote node %s will be online", remote_node->details->id); remote_node->details->online = TRUE; if (remote_node->details->unseen) { // Avoid unnecessary fence, since we will attempt connection remote_node->details->unclean = FALSE; } } else { crm_trace("Pacemaker Remote node %s will be shut down " "(%sassigned connection's next role is %s)", remote_node->details->id, ((connection->allocated_to == NULL)? "un" : ""), role2text(connection->next_role)); remote_node->details->shutdown = TRUE; } } /*! * \internal * \brief Assign a primitive resource to a node * * \param[in,out] rsc Resource to assign to a node * \param[in] prefer Node to prefer, if all else is equal * \param[in] stop_if_fail If \c true and \p rsc can't be assigned to a * node, set next role to stopped and update * existing actions * * \return Node that \p rsc is assigned to, if assigned entirely to one node * * \note If \p stop_if_fail is \c false, then \c pcmk__unassign_resource() can * completely undo the assignment. A successful assignment can be either * undone or left alone as final. A failed assignment has the same effect * as calling pcmk__unassign_resource(); there are no side effects on * roles or actions. */ pcmk_node_t * pcmk__primitive_assign(pcmk_resource_t *rsc, const pcmk_node_t *prefer, bool stop_if_fail) { GList *this_with_colocations = NULL; GList *with_this_colocations = NULL; GList *iter = NULL; pcmk__colocation_t *colocation = NULL; CRM_ASSERT((rsc != NULL) && (rsc->variant == pcmk_rsc_variant_primitive)); // Never assign a child without parent being assigned first if ((rsc->parent != NULL) && !pcmk_is_set(rsc->parent->flags, pcmk_rsc_assigning)) { pcmk__rsc_debug(rsc, "%s: Assigning parent %s first", rsc->id, rsc->parent->id); rsc->parent->cmds->assign(rsc->parent, prefer, stop_if_fail); } if (!pcmk_is_set(rsc->flags, pcmk_rsc_unassigned)) { // Assignment has already been done const char *node_name = "no node"; if (rsc->allocated_to != NULL) { node_name = pe__node_name(rsc->allocated_to); } pcmk__rsc_debug(rsc, "%s: pre-assigned to %s", rsc->id, node_name); return rsc->allocated_to; } // Ensure we detect assignment loops if (pcmk_is_set(rsc->flags, pcmk_rsc_assigning)) { pcmk__rsc_debug(rsc, "Breaking assignment loop involving %s", rsc->id); return NULL; } pe__set_resource_flags(rsc, pcmk_rsc_assigning); pe__show_node_scores(true, rsc, "Pre-assignment", rsc->allowed_nodes, rsc->cluster); this_with_colocations = pcmk__this_with_colocations(rsc); with_this_colocations = pcmk__with_this_colocations(rsc); // Apply mandatory colocations first, to satisfy as many as possible for (iter = this_with_colocations; iter != NULL; iter = iter->next) { colocation = iter->data; if ((colocation->score <= -CRM_SCORE_INFINITY) || (colocation->score >= CRM_SCORE_INFINITY)) { apply_this_with(colocation, rsc); } } for (iter = with_this_colocations; iter != NULL; iter = iter->next) { colocation = iter->data; if ((colocation->score <= -CRM_SCORE_INFINITY) || (colocation->score >= CRM_SCORE_INFINITY)) { pcmk__add_dependent_scores(colocation, rsc); } } pe__show_node_scores(true, rsc, "Mandatory-colocations", rsc->allowed_nodes, rsc->cluster); // Then apply optional colocations for (iter = this_with_colocations; iter != NULL; iter = iter->next) { colocation = iter->data; if ((colocation->score > -CRM_SCORE_INFINITY) && (colocation->score < CRM_SCORE_INFINITY)) { apply_this_with(colocation, rsc); } } for (iter = with_this_colocations; iter != NULL; iter = iter->next) { colocation = iter->data; if ((colocation->score > -CRM_SCORE_INFINITY) && (colocation->score < CRM_SCORE_INFINITY)) { pcmk__add_dependent_scores(colocation, rsc); } } g_list_free(this_with_colocations); g_list_free(with_this_colocations); if (rsc->next_role == pcmk_role_stopped) { pcmk__rsc_trace(rsc, "Banning %s from all nodes because it will be stopped", rsc->id); - resource_location(rsc, NULL, -INFINITY, XML_RSC_ATTR_TARGET_ROLE, + resource_location(rsc, NULL, -INFINITY, PCMK_META_TARGET_ROLE, rsc->cluster); } else if ((rsc->next_role > rsc->role) && !pcmk_is_set(rsc->cluster->flags, pcmk_sched_quorate) && (rsc->cluster->no_quorum_policy == pcmk_no_quorum_freeze)) { crm_notice("Resource %s cannot be elevated from %s to %s due to " PCMK_OPT_NO_QUORUM_POLICY "=freeze", rsc->id, role2text(rsc->role), role2text(rsc->next_role)); pe__set_next_role(rsc, rsc->role, PCMK_OPT_NO_QUORUM_POLICY "=freeze"); } pe__show_node_scores(!pcmk_is_set(rsc->cluster->flags, pcmk_sched_output_scores), rsc, __func__, rsc->allowed_nodes, rsc->cluster); // Unmanage resource if fencing is enabled but no device is configured if (pcmk_is_set(rsc->cluster->flags, pcmk_sched_fencing_enabled) && !pcmk_is_set(rsc->cluster->flags, pcmk_sched_have_fencing)) { pe__clear_resource_flags(rsc, pcmk_rsc_managed); } if (!pcmk_is_set(rsc->flags, pcmk_rsc_managed)) { // Unmanaged resources stay on their current node const char *reason = NULL; pcmk_node_t *assign_to = NULL; pe__set_next_role(rsc, rsc->role, "unmanaged"); assign_to = pe__current_node(rsc); if (assign_to == NULL) { reason = "inactive"; } else if (rsc->role == pcmk_role_promoted) { reason = "promoted"; } else if (pcmk_is_set(rsc->flags, pcmk_rsc_failed)) { reason = "failed"; } else { reason = "active"; } pcmk__rsc_info(rsc, "Unmanaged resource %s assigned to %s: %s", rsc->id, (assign_to? assign_to->details->uname : "no node"), reason); pcmk__assign_resource(rsc, assign_to, true, stop_if_fail); } else if (pcmk_is_set(rsc->cluster->flags, pcmk_sched_stop_all)) { // Must stop at some point, but be consistent with stop_if_fail if (stop_if_fail) { pcmk__rsc_debug(rsc, "Forcing %s to stop: " PCMK_OPT_STOP_ALL_RESOURCES, rsc->id); } pcmk__assign_resource(rsc, NULL, true, stop_if_fail); } else if (!assign_best_node(rsc, prefer, stop_if_fail)) { // Assignment failed if (!pcmk_is_set(rsc->flags, pcmk_rsc_removed)) { pcmk__rsc_info(rsc, "Resource %s cannot run anywhere", rsc->id); } else if ((rsc->running_on != NULL) && stop_if_fail) { pcmk__rsc_info(rsc, "Stopping orphan resource %s", rsc->id); } } pe__clear_resource_flags(rsc, pcmk_rsc_assigning); if (rsc->is_remote_node) { remote_connection_assigned(rsc); } return rsc->allocated_to; } /*! * \internal * \brief Schedule actions to bring resource down and back to current role * * \param[in,out] rsc Resource to restart * \param[in,out] current Node that resource should be brought down on * \param[in] need_stop Whether the resource must be stopped * \param[in] need_promote Whether the resource must be promoted * * \return Role that resource would have after scheduled actions are taken */ static void schedule_restart_actions(pcmk_resource_t *rsc, pcmk_node_t *current, bool need_stop, bool need_promote) { enum rsc_role_e role = rsc->role; enum rsc_role_e next_role; rsc_transition_fn fn = NULL; pe__set_resource_flags(rsc, pcmk_rsc_restarting); // Bring resource down to a stop on its current node while (role != pcmk_role_stopped) { next_role = rsc_state_matrix[role][pcmk_role_stopped]; pcmk__rsc_trace(rsc, "Creating %s action to take %s down from %s to %s", (need_stop? "required" : "optional"), rsc->id, role2text(role), role2text(next_role)); fn = rsc_action_matrix[role][next_role]; if (fn == NULL) { break; } fn(rsc, current, !need_stop); role = next_role; } // Bring resource up to its next role on its next node while ((rsc->role <= rsc->next_role) && (role != rsc->role) && !pcmk_is_set(rsc->flags, pcmk_rsc_blocked)) { bool required = need_stop; next_role = rsc_state_matrix[role][rsc->role]; if ((next_role == pcmk_role_promoted) && need_promote) { required = true; } pcmk__rsc_trace(rsc, "Creating %s action to take %s up from %s to %s", (required? "required" : "optional"), rsc->id, role2text(role), role2text(next_role)); fn = rsc_action_matrix[role][next_role]; if (fn == NULL) { break; } fn(rsc, rsc->allocated_to, !required); role = next_role; } pe__clear_resource_flags(rsc, pcmk_rsc_restarting); } /*! * \internal * \brief If a resource's next role is not explicitly specified, set a default * * \param[in,out] rsc Resource to set next role for * * \return "explicit" if next role was explicitly set, otherwise "implicit" */ static const char * set_default_next_role(pcmk_resource_t *rsc) { if (rsc->next_role != pcmk_role_unknown) { return "explicit"; } if (rsc->allocated_to == NULL) { pe__set_next_role(rsc, pcmk_role_stopped, "assignment"); } else { pe__set_next_role(rsc, pcmk_role_started, "assignment"); } return "implicit"; } /*! * \internal * \brief Create an action to represent an already pending start * * \param[in,out] rsc Resource to create start action for */ static void create_pending_start(pcmk_resource_t *rsc) { pcmk_action_t *start = NULL; pcmk__rsc_trace(rsc, "Creating action for %s to represent already pending start", rsc->id); start = start_action(rsc, rsc->allocated_to, TRUE); pe__set_action_flags(start, pcmk_action_always_in_graph); } /*! * \internal * \brief Schedule actions needed to take a resource to its next role * * \param[in,out] rsc Resource to schedule actions for */ static void schedule_role_transition_actions(pcmk_resource_t *rsc) { enum rsc_role_e role = rsc->role; while (role != rsc->next_role) { enum rsc_role_e next_role = rsc_state_matrix[role][rsc->next_role]; rsc_transition_fn fn = NULL; pcmk__rsc_trace(rsc, "Creating action to take %s from %s to %s " "(ending at %s)", rsc->id, role2text(role), role2text(next_role), role2text(rsc->next_role)); fn = rsc_action_matrix[role][next_role]; if (fn == NULL) { break; } fn(rsc, rsc->allocated_to, false); role = next_role; } } /*! * \internal * \brief Create all actions needed for a given primitive resource * * \param[in,out] rsc Primitive resource to create actions for */ void pcmk__primitive_create_actions(pcmk_resource_t *rsc) { bool need_stop = false; bool need_promote = false; bool is_moving = false; bool allow_migrate = false; bool multiply_active = false; pcmk_node_t *current = NULL; unsigned int num_all_active = 0; unsigned int num_clean_active = 0; const char *next_role_source = NULL; CRM_ASSERT((rsc != NULL) && (rsc->variant == pcmk_rsc_variant_primitive)); next_role_source = set_default_next_role(rsc); pcmk__rsc_trace(rsc, "Creating all actions for %s transition from %s to %s " "(%s) on %s", rsc->id, role2text(rsc->role), role2text(rsc->next_role), next_role_source, pe__node_name(rsc->allocated_to)); current = rsc->fns->active_node(rsc, &num_all_active, &num_clean_active); g_list_foreach(rsc->dangling_migrations, pcmk__abort_dangling_migration, rsc); if ((current != NULL) && (rsc->allocated_to != NULL) && !pe__same_node(current, rsc->allocated_to) && (rsc->next_role >= pcmk_role_started)) { pcmk__rsc_trace(rsc, "Moving %s from %s to %s", rsc->id, pe__node_name(current), pe__node_name(rsc->allocated_to)); is_moving = true; allow_migrate = pcmk__rsc_can_migrate(rsc, current); // This is needed even if migrating (though I'm not sure why ...) need_stop = true; } // Check whether resource is partially migrated and/or multiply active if ((rsc->partial_migration_source != NULL) && (rsc->partial_migration_target != NULL) && allow_migrate && (num_all_active == 2) && pe__same_node(current, rsc->partial_migration_source) && pe__same_node(rsc->allocated_to, rsc->partial_migration_target)) { /* A partial migration is in progress, and the migration target remains * the same as when the migration began. */ pcmk__rsc_trace(rsc, "Partial migration of %s from %s to %s will continue", rsc->id, pe__node_name(rsc->partial_migration_source), pe__node_name(rsc->partial_migration_target)); } else if ((rsc->partial_migration_source != NULL) || (rsc->partial_migration_target != NULL)) { // A partial migration is in progress but can't be continued if (num_all_active > 2) { // The resource is migrating *and* multiply active! crm_notice("Forcing recovery of %s because it is migrating " "from %s to %s and possibly active elsewhere", rsc->id, pe__node_name(rsc->partial_migration_source), pe__node_name(rsc->partial_migration_target)); } else { // The migration source or target isn't available crm_notice("Forcing recovery of %s because it can no longer " "migrate from %s to %s", rsc->id, pe__node_name(rsc->partial_migration_source), pe__node_name(rsc->partial_migration_target)); } need_stop = true; rsc->partial_migration_source = rsc->partial_migration_target = NULL; allow_migrate = false; } else if (pcmk_is_set(rsc->flags, pcmk_rsc_needs_fencing)) { multiply_active = (num_all_active > 1); } else { /* If a resource has "requires" set to nothing or quorum, don't consider * it active on unclean nodes (similar to how all resources behave when * PCMK_OPT_STONITH_ENABLED is false). We can start such resources * elsewhere before fencing completes, and if we considered the resource * active on the failed node, we would attempt recovery for being active * on multiple nodes. */ multiply_active = (num_clean_active > 1); } if (multiply_active) { const char *class = crm_element_value(rsc->xml, XML_AGENT_ATTR_CLASS); // Resource was (possibly) incorrectly multiply active pcmk__sched_err("%s resource %s might be active on %u nodes (%s)", pcmk__s(class, "Untyped"), rsc->id, num_all_active, recovery2text(rsc->recovery_type)); crm_notice("See https://wiki.clusterlabs.org/wiki/FAQ" "#Resource_is_Too_Active for more information"); switch (rsc->recovery_type) { case pcmk_multiply_active_restart: need_stop = true; break; case pcmk_multiply_active_unexpected: need_stop = true; // stop_resource() will skip expected node pe__set_resource_flags(rsc, pcmk_rsc_stop_unexpected); break; default: break; } } else { pe__clear_resource_flags(rsc, pcmk_rsc_stop_unexpected); } if (pcmk_is_set(rsc->flags, pcmk_rsc_start_pending)) { create_pending_start(rsc); } if (is_moving) { // Remaining tests are only for resources staying where they are } else if (pcmk_is_set(rsc->flags, pcmk_rsc_failed)) { if (pcmk_is_set(rsc->flags, pcmk_rsc_stop_if_failed)) { need_stop = true; pcmk__rsc_trace(rsc, "Recovering %s", rsc->id); } else { pcmk__rsc_trace(rsc, "Recovering %s by demotion", rsc->id); if (rsc->next_role == pcmk_role_promoted) { need_promote = true; } } } else if (pcmk_is_set(rsc->flags, pcmk_rsc_blocked)) { pcmk__rsc_trace(rsc, "Blocking further actions on %s", rsc->id); need_stop = true; } else if ((rsc->role > pcmk_role_started) && (current != NULL) && (rsc->allocated_to != NULL)) { pcmk_action_t *start = NULL; pcmk__rsc_trace(rsc, "Creating start action for promoted resource %s", rsc->id); start = start_action(rsc, rsc->allocated_to, TRUE); if (!pcmk_is_set(start->flags, pcmk_action_optional)) { // Recovery of a promoted resource pcmk__rsc_trace(rsc, "%s restart is required for recovery", rsc->id); need_stop = true; } } // Create any actions needed to bring resource down and back up to same role schedule_restart_actions(rsc, current, need_stop, need_promote); // Create any actions needed to take resource from this role to the next schedule_role_transition_actions(rsc); pcmk__create_recurring_actions(rsc); if (allow_migrate) { pcmk__create_migration_actions(rsc, current); } } /*! * \internal * \brief Ban a resource from any allowed nodes that are Pacemaker Remote nodes * * \param[in] rsc Resource to check */ static void rsc_avoids_remote_nodes(const pcmk_resource_t *rsc) { GHashTableIter iter; pcmk_node_t *node = NULL; g_hash_table_iter_init(&iter, rsc->allowed_nodes); while (g_hash_table_iter_next(&iter, NULL, (void **) &node)) { if (node->details->remote_rsc != NULL) { node->weight = -INFINITY; } } } /*! * \internal * \brief Return allowed nodes as (possibly sorted) list * * Convert a resource's hash table of allowed nodes to a list. If printing to * stdout, sort the list, to keep action ID numbers consistent for regression * test output (while avoiding the performance hit on a live cluster). * * \param[in] rsc Resource to check for allowed nodes * * \return List of resource's allowed nodes * \note Callers should take care not to rely on the list being sorted. */ static GList * allowed_nodes_as_list(const pcmk_resource_t *rsc) { GList *allowed_nodes = NULL; if (rsc->allowed_nodes) { allowed_nodes = g_hash_table_get_values(rsc->allowed_nodes); } if (!pcmk__is_daemon) { allowed_nodes = g_list_sort(allowed_nodes, pe__cmp_node_name); } return allowed_nodes; } /*! * \internal * \brief Create implicit constraints needed for a primitive resource * * \param[in,out] rsc Primitive resource to create implicit constraints for */ void pcmk__primitive_internal_constraints(pcmk_resource_t *rsc) { GList *allowed_nodes = NULL; bool check_unfencing = false; bool check_utilization = false; CRM_ASSERT((rsc != NULL) && (rsc->variant == pcmk_rsc_variant_primitive)); if (!pcmk_is_set(rsc->flags, pcmk_rsc_managed)) { pcmk__rsc_trace(rsc, "Skipping implicit constraints for unmanaged resource " "%s", rsc->id); return; } // Whether resource requires unfencing check_unfencing = !pcmk_is_set(rsc->flags, pcmk_rsc_fence_device) && pcmk_is_set(rsc->cluster->flags, pcmk_sched_enable_unfencing) && pcmk_is_set(rsc->flags, pcmk_rsc_needs_unfencing); // Whether a non-default placement strategy is used check_utilization = (g_hash_table_size(rsc->utilization) > 0) && !pcmk__str_eq(rsc->cluster->placement_strategy, "default", pcmk__str_casei); // Order stops before starts (i.e. restart) pcmk__new_ordering(rsc, pcmk__op_key(rsc->id, PCMK_ACTION_STOP, 0), NULL, rsc, pcmk__op_key(rsc->id, PCMK_ACTION_START, 0), NULL, pcmk__ar_ordered |pcmk__ar_first_implies_then |pcmk__ar_intermediate_stop, rsc->cluster); // Promotable ordering: demote before stop, start before promote if (pcmk_is_set(pe__const_top_resource(rsc, false)->flags, pcmk_rsc_promotable) || (rsc->role > pcmk_role_unpromoted)) { pcmk__new_ordering(rsc, pcmk__op_key(rsc->id, PCMK_ACTION_DEMOTE, 0), NULL, rsc, pcmk__op_key(rsc->id, PCMK_ACTION_STOP, 0), NULL, pcmk__ar_promoted_then_implies_first, rsc->cluster); pcmk__new_ordering(rsc, pcmk__op_key(rsc->id, PCMK_ACTION_START, 0), NULL, rsc, pcmk__op_key(rsc->id, PCMK_ACTION_PROMOTE, 0), NULL, pcmk__ar_unrunnable_first_blocks, rsc->cluster); } // Don't clear resource history if probing on same node pcmk__new_ordering(rsc, pcmk__op_key(rsc->id, PCMK_ACTION_LRM_DELETE, 0), NULL, rsc, pcmk__op_key(rsc->id, PCMK_ACTION_MONITOR, 0), NULL, pcmk__ar_if_on_same_node|pcmk__ar_then_cancels_first, rsc->cluster); // Certain checks need allowed nodes if (check_unfencing || check_utilization || (rsc->container != NULL)) { allowed_nodes = allowed_nodes_as_list(rsc); } if (check_unfencing) { g_list_foreach(allowed_nodes, pcmk__order_restart_vs_unfence, rsc); } if (check_utilization) { pcmk__create_utilization_constraints(rsc, allowed_nodes); } if (rsc->container != NULL) { pcmk_resource_t *remote_rsc = NULL; if (rsc->is_remote_node) { // rsc is the implicit remote connection for a guest or bundle node /* Guest resources are not allowed to run on Pacemaker Remote nodes, * to avoid nesting remotes. However, bundles are allowed. */ if (!pcmk_is_set(rsc->flags, pcmk_rsc_remote_nesting_allowed)) { rsc_avoids_remote_nodes(rsc->container); } /* If someone cleans up a guest or bundle node's container, we will * likely schedule a (re-)probe of the container and recovery of the * connection. Order the connection stop after the container probe, * so that if we detect the container running, we will trigger a new * transition and avoid the unnecessary recovery. */ pcmk__order_resource_actions(rsc->container, PCMK_ACTION_MONITOR, rsc, PCMK_ACTION_STOP, pcmk__ar_ordered); /* A user can specify that a resource must start on a Pacemaker Remote * node by explicitly configuring it with the container=NODENAME * meta-attribute. This is of questionable merit, since location * constraints can accomplish the same thing. But we support it, so here * we check whether a resource (that is not itself a remote connection) * has container set to a remote node or guest node resource. */ } else if (rsc->container->is_remote_node) { remote_rsc = rsc->container; } else { remote_rsc = pe__resource_contains_guest_node(rsc->cluster, rsc->container); } if (remote_rsc != NULL) { /* Force the resource on the Pacemaker Remote node instead of * colocating the resource with the container resource. */ for (GList *item = allowed_nodes; item; item = item->next) { pcmk_node_t *node = item->data; if (node->details->remote_rsc != remote_rsc) { node->weight = -INFINITY; } } } else { /* This resource is either a filler for a container that does NOT * represent a Pacemaker Remote node, or a Pacemaker Remote * connection resource for a guest node or bundle. */ int score; crm_trace("Order and colocate %s relative to its container %s", rsc->id, rsc->container->id); pcmk__new_ordering(rsc->container, pcmk__op_key(rsc->container->id, PCMK_ACTION_START, 0), NULL, rsc, pcmk__op_key(rsc->id, PCMK_ACTION_START, 0), NULL, pcmk__ar_first_implies_then |pcmk__ar_unrunnable_first_blocks, rsc->cluster); pcmk__new_ordering(rsc, pcmk__op_key(rsc->id, PCMK_ACTION_STOP, 0), NULL, rsc->container, pcmk__op_key(rsc->container->id, PCMK_ACTION_STOP, 0), NULL, pcmk__ar_then_implies_first, rsc->cluster); if (pcmk_is_set(rsc->flags, pcmk_rsc_remote_nesting_allowed)) { score = 10000; /* Highly preferred but not essential */ } else { score = INFINITY; /* Force them to run on the same host */ } pcmk__new_colocation("#resource-with-container", NULL, score, rsc, rsc->container, NULL, NULL, pcmk__coloc_influence); } } if (rsc->is_remote_node || pcmk_is_set(rsc->flags, pcmk_rsc_fence_device)) { /* Remote connections and fencing devices are not allowed to run on * Pacemaker Remote nodes */ rsc_avoids_remote_nodes(rsc); } g_list_free(allowed_nodes); } /*! * \internal * \brief Apply a colocation's score to node scores or resource priority * * Given a colocation constraint, apply its score to the dependent's * allowed node scores (if we are still placing resources) or priority (if * we are choosing promotable clone instance roles). * * \param[in,out] dependent Dependent resource in colocation * \param[in] primary Primary resource in colocation * \param[in] colocation Colocation constraint to apply * \param[in] for_dependent true if called on behalf of dependent */ void pcmk__primitive_apply_coloc_score(pcmk_resource_t *dependent, const pcmk_resource_t *primary, const pcmk__colocation_t *colocation, bool for_dependent) { enum pcmk__coloc_affects filter_results; CRM_ASSERT((dependent != NULL) && (primary != NULL) && (colocation != NULL)); if (for_dependent) { // Always process on behalf of primary resource primary->cmds->apply_coloc_score(dependent, primary, colocation, false); return; } filter_results = pcmk__colocation_affects(dependent, primary, colocation, false); pcmk__rsc_trace(dependent, "%s %s with %s (%s, score=%d, filter=%d)", ((colocation->score > 0)? "Colocating" : "Anti-colocating"), dependent->id, primary->id, colocation->id, colocation->score, filter_results); switch (filter_results) { case pcmk__coloc_affects_role: pcmk__apply_coloc_to_priority(dependent, primary, colocation); break; case pcmk__coloc_affects_location: pcmk__apply_coloc_to_scores(dependent, primary, colocation); break; default: // pcmk__coloc_affects_nothing return; } } /* Primitive implementation of * pcmk_assignment_methods_t:with_this_colocations() */ void pcmk__with_primitive_colocations(const pcmk_resource_t *rsc, const pcmk_resource_t *orig_rsc, GList **list) { CRM_ASSERT((rsc != NULL) && (rsc->variant == pcmk_rsc_variant_primitive) && (list != NULL)); if (rsc == orig_rsc) { /* For the resource itself, add all of its own colocations and relevant * colocations from its parent (if any). */ pcmk__add_with_this_list(list, rsc->rsc_cons_lhs, orig_rsc); if (rsc->parent != NULL) { rsc->parent->cmds->with_this_colocations(rsc->parent, orig_rsc, list); } } else { // For an ancestor, add only explicitly configured constraints for (GList *iter = rsc->rsc_cons_lhs; iter != NULL; iter = iter->next) { pcmk__colocation_t *colocation = iter->data; if (pcmk_is_set(colocation->flags, pcmk__coloc_explicit)) { pcmk__add_with_this(list, colocation, orig_rsc); } } } } /* Primitive implementation of * pcmk_assignment_methods_t:this_with_colocations() */ void pcmk__primitive_with_colocations(const pcmk_resource_t *rsc, const pcmk_resource_t *orig_rsc, GList **list) { CRM_ASSERT((rsc != NULL) && (rsc->variant == pcmk_rsc_variant_primitive) && (list != NULL)); if (rsc == orig_rsc) { /* For the resource itself, add all of its own colocations and relevant * colocations from its parent (if any). */ pcmk__add_this_with_list(list, rsc->rsc_cons, orig_rsc); if (rsc->parent != NULL) { rsc->parent->cmds->this_with_colocations(rsc->parent, orig_rsc, list); } } else { // For an ancestor, add only explicitly configured constraints for (GList *iter = rsc->rsc_cons; iter != NULL; iter = iter->next) { pcmk__colocation_t *colocation = iter->data; if (pcmk_is_set(colocation->flags, pcmk__coloc_explicit)) { pcmk__add_this_with(list, colocation, orig_rsc); } } } } /*! * \internal * \brief Return action flags for a given primitive resource action * * \param[in,out] action Action to get flags for * \param[in] node If not NULL, limit effects to this node (ignored) * * \return Flags appropriate to \p action on \p node */ uint32_t pcmk__primitive_action_flags(pcmk_action_t *action, const pcmk_node_t *node) { CRM_ASSERT(action != NULL); return (uint32_t) action->flags; } /*! * \internal * \brief Check whether a node is a multiply active resource's expected node * * \param[in] rsc Resource to check * \param[in] node Node to check * * \return true if \p rsc is multiply active with multiple-active set to * stop_unexpected, and \p node is the node where it will remain active * \note This assumes that the resource's next role cannot be changed to stopped * after this is called, which should be reasonable if status has already * been unpacked and resources have been assigned to nodes. */ static bool is_expected_node(const pcmk_resource_t *rsc, const pcmk_node_t *node) { return pcmk_all_flags_set(rsc->flags, pcmk_rsc_stop_unexpected|pcmk_rsc_restarting) && (rsc->next_role > pcmk_role_stopped) && pe__same_node(rsc->allocated_to, node); } /*! * \internal * \brief Schedule actions needed to stop a resource wherever it is active * * \param[in,out] rsc Resource being stopped * \param[in] node Node where resource is being stopped (ignored) * \param[in] optional Whether actions should be optional */ static void stop_resource(pcmk_resource_t *rsc, pcmk_node_t *node, bool optional) { for (GList *iter = rsc->running_on; iter != NULL; iter = iter->next) { pcmk_node_t *current = (pcmk_node_t *) iter->data; pcmk_action_t *stop = NULL; if (is_expected_node(rsc, current)) { /* We are scheduling restart actions for a multiply active resource * with multiple-active=stop_unexpected, and this is where it should * not be stopped. */ pcmk__rsc_trace(rsc, "Skipping stop of multiply active resource %s " "on expected node %s", rsc->id, pe__node_name(current)); continue; } if (rsc->partial_migration_target != NULL) { // Continue migration if node originally was and remains target if (pe__same_node(current, rsc->partial_migration_target) && pe__same_node(current, rsc->allocated_to)) { pcmk__rsc_trace(rsc, "Skipping stop of %s on %s " "because partial migration there will continue", rsc->id, pe__node_name(current)); continue; } else { pcmk__rsc_trace(rsc, "Forcing stop of %s on %s " "because migration target changed", rsc->id, pe__node_name(current)); optional = false; } } pcmk__rsc_trace(rsc, "Scheduling stop of %s on %s", rsc->id, pe__node_name(current)); stop = stop_action(rsc, current, optional); if (rsc->allocated_to == NULL) { pe_action_set_reason(stop, "node availability", true); } else if (pcmk_all_flags_set(rsc->flags, pcmk_rsc_restarting |pcmk_rsc_stop_unexpected)) { /* We are stopping a multiply active resource on a node that is * not its expected node, and we are still scheduling restart * actions, so the stop is for being multiply active. */ pe_action_set_reason(stop, "being multiply active", true); } if (!pcmk_is_set(rsc->flags, pcmk_rsc_managed)) { pe__clear_action_flags(stop, pcmk_action_runnable); } if (pcmk_is_set(rsc->cluster->flags, pcmk_sched_remove_after_stop)) { pcmk__schedule_cleanup(rsc, current, optional); } if (pcmk_is_set(rsc->flags, pcmk_rsc_needs_unfencing)) { pcmk_action_t *unfence = pe_fence_op(current, PCMK_ACTION_ON, true, NULL, false, rsc->cluster); order_actions(stop, unfence, pcmk__ar_then_implies_first); if (!pcmk__node_unfenced(current)) { pcmk__sched_err("Stopping %s until %s can be unfenced", rsc->id, pe__node_name(current)); } } } } /*! * \internal * \brief Schedule actions needed to start a resource on a node * * \param[in,out] rsc Resource being started * \param[in,out] node Node where resource should be started * \param[in] optional Whether actions should be optional */ static void start_resource(pcmk_resource_t *rsc, pcmk_node_t *node, bool optional) { pcmk_action_t *start = NULL; CRM_ASSERT(node != NULL); pcmk__rsc_trace(rsc, "Scheduling %s start of %s on %s (score %d)", (optional? "optional" : "required"), rsc->id, pe__node_name(node), node->weight); start = start_action(rsc, node, TRUE); pcmk__order_vs_unfence(rsc, node, start, pcmk__ar_first_implies_then); if (pcmk_is_set(start->flags, pcmk_action_runnable) && !optional) { pe__clear_action_flags(start, pcmk_action_optional); } if (is_expected_node(rsc, node)) { /* This could be a problem if the start becomes necessary for other * reasons later. */ pcmk__rsc_trace(rsc, "Start of multiply active resouce %s " "on expected node %s will be a pseudo-action", rsc->id, pe__node_name(node)); pe__set_action_flags(start, pcmk_action_pseudo); } } /*! * \internal * \brief Schedule actions needed to promote a resource on a node * * \param[in,out] rsc Resource being promoted * \param[in] node Node where resource should be promoted * \param[in] optional Whether actions should be optional */ static void promote_resource(pcmk_resource_t *rsc, pcmk_node_t *node, bool optional) { GList *iter = NULL; GList *action_list = NULL; bool runnable = true; CRM_ASSERT(node != NULL); // Any start must be runnable for promotion to be runnable action_list = pe__resource_actions(rsc, node, PCMK_ACTION_START, true); for (iter = action_list; iter != NULL; iter = iter->next) { pcmk_action_t *start = (pcmk_action_t *) iter->data; if (!pcmk_is_set(start->flags, pcmk_action_runnable)) { runnable = false; } } g_list_free(action_list); if (runnable) { pcmk_action_t *promote = promote_action(rsc, node, optional); pcmk__rsc_trace(rsc, "Scheduling %s promotion of %s on %s", (optional? "optional" : "required"), rsc->id, pe__node_name(node)); if (is_expected_node(rsc, node)) { /* This could be a problem if the promote becomes necessary for * other reasons later. */ pcmk__rsc_trace(rsc, "Promotion of multiply active resouce %s " "on expected node %s will be a pseudo-action", rsc->id, pe__node_name(node)); pe__set_action_flags(promote, pcmk_action_pseudo); } } else { pcmk__rsc_trace(rsc, "Not promoting %s on %s: start unrunnable", rsc->id, pe__node_name(node)); action_list = pe__resource_actions(rsc, node, PCMK_ACTION_PROMOTE, true); for (iter = action_list; iter != NULL; iter = iter->next) { pcmk_action_t *promote = (pcmk_action_t *) iter->data; pe__clear_action_flags(promote, pcmk_action_runnable); } g_list_free(action_list); } } /*! * \internal * \brief Schedule actions needed to demote a resource wherever it is active * * \param[in,out] rsc Resource being demoted * \param[in] node Node where resource should be demoted (ignored) * \param[in] optional Whether actions should be optional */ static void demote_resource(pcmk_resource_t *rsc, pcmk_node_t *node, bool optional) { /* Since this will only be called for a primitive (possibly as an instance * of a collective resource), the resource is multiply active if it is * running on more than one node, so we want to demote on all of them as * part of recovery, regardless of which one is the desired node. */ for (GList *iter = rsc->running_on; iter != NULL; iter = iter->next) { pcmk_node_t *current = (pcmk_node_t *) iter->data; if (is_expected_node(rsc, current)) { pcmk__rsc_trace(rsc, "Skipping demote of multiply active resource %s " "on expected node %s", rsc->id, pe__node_name(current)); } else { pcmk__rsc_trace(rsc, "Scheduling %s demotion of %s on %s", (optional? "optional" : "required"), rsc->id, pe__node_name(current)); demote_action(rsc, current, optional); } } } static void assert_role_error(pcmk_resource_t *rsc, pcmk_node_t *node, bool optional) { CRM_ASSERT(false); } /*! * \internal * \brief Schedule cleanup of a resource * * \param[in,out] rsc Resource to clean up * \param[in] node Node to clean up on * \param[in] optional Whether clean-up should be optional */ void pcmk__schedule_cleanup(pcmk_resource_t *rsc, const pcmk_node_t *node, bool optional) { /* If the cleanup is required, its orderings are optional, because they're * relevant only if both actions are required. Conversely, if the cleanup is * optional, the orderings make the then action required if the first action * becomes required. */ uint32_t flag = optional? pcmk__ar_first_implies_then : pcmk__ar_ordered; CRM_CHECK((rsc != NULL) && (node != NULL), return); if (pcmk_is_set(rsc->flags, pcmk_rsc_failed)) { pcmk__rsc_trace(rsc, "Skipping clean-up of %s on %s: resource failed", rsc->id, pe__node_name(node)); return; } if (node->details->unclean || !node->details->online) { pcmk__rsc_trace(rsc, "Skipping clean-up of %s on %s: node unavailable", rsc->id, pe__node_name(node)); return; } crm_notice("Scheduling clean-up of %s on %s", rsc->id, pe__node_name(node)); delete_action(rsc, node, optional); // stop -> clean-up -> start pcmk__order_resource_actions(rsc, PCMK_ACTION_STOP, rsc, PCMK_ACTION_DELETE, flag); pcmk__order_resource_actions(rsc, PCMK_ACTION_DELETE, rsc, PCMK_ACTION_START, flag); } /*! * \internal * \brief Add primitive meta-attributes relevant to graph actions to XML * * \param[in] rsc Primitive resource whose meta-attributes should be added * \param[in,out] xml Transition graph action attributes XML to add to */ void pcmk__primitive_add_graph_meta(const pcmk_resource_t *rsc, xmlNode *xml) { char *name = NULL; char *value = NULL; const pcmk_resource_t *parent = NULL; CRM_ASSERT((rsc != NULL) && (rsc->variant == pcmk_rsc_variant_primitive) && (xml != NULL)); /* Clone instance numbers get set internally as meta-attributes, and are * needed in the transition graph (for example, to tell unique clone * instances apart). */ value = g_hash_table_lookup(rsc->meta, PCMK__META_CLONE_INSTANCE_NUM); if (value != NULL) { name = crm_meta_name(PCMK__META_CLONE_INSTANCE_NUM); crm_xml_add(xml, name, value); free(name); } // Not sure if this one is really needed ... value = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_REMOTE_NODE); if (value != NULL) { name = crm_meta_name(XML_RSC_ATTR_REMOTE_NODE); crm_xml_add(xml, name, value); free(name); } /* The container meta-attribute can be set on the primitive itself or one of * its parents (for example, a group inside a container resource), so check * them all, and keep the highest one found. */ for (parent = rsc; parent != NULL; parent = parent->parent) { if (parent->container != NULL) { crm_xml_add(xml, CRM_META "_" XML_RSC_ATTR_CONTAINER, parent->container->id); } } /* Bundle replica children will get their external-ip set internally as a * meta-attribute. The graph action needs it, but under a different naming * convention than other meta-attributes. */ value = g_hash_table_lookup(rsc->meta, "external-ip"); if (value != NULL) { crm_xml_add(xml, "pcmk_external_ip", value); } } // Primitive implementation of pcmk_assignment_methods_t:add_utilization() void pcmk__primitive_add_utilization(const pcmk_resource_t *rsc, const pcmk_resource_t *orig_rsc, GList *all_rscs, GHashTable *utilization) { CRM_ASSERT((rsc != NULL) && (rsc->variant == pcmk_rsc_variant_primitive) && (orig_rsc != NULL) && (utilization != NULL)); if (!pcmk_is_set(rsc->flags, pcmk_rsc_unassigned)) { return; } pcmk__rsc_trace(orig_rsc, "%s: Adding primitive %s as colocated utilization", orig_rsc->id, rsc->id); pcmk__release_node_capacity(utilization, rsc); } /*! * \internal * \brief Get epoch time of node's shutdown attribute (or now if none) * * \param[in,out] node Node to check * * \return Epoch time corresponding to shutdown attribute if set or now if not */ static time_t shutdown_time(pcmk_node_t *node) { const char *shutdown = pe_node_attribute_raw(node, XML_CIB_ATTR_SHUTDOWN); time_t result = 0; if (shutdown != NULL) { long long result_ll; if (pcmk__scan_ll(shutdown, &result_ll, 0LL) == pcmk_rc_ok) { result = (time_t) result_ll; } } return (result == 0)? get_effective_time(node->details->data_set) : result; } /*! * \internal * \brief Ban a resource from a node if it's not locked to the node * * \param[in] data Node to check * \param[in,out] user_data Resource to check */ static void ban_if_not_locked(gpointer data, gpointer user_data) { const pcmk_node_t *node = (const pcmk_node_t *) data; pcmk_resource_t *rsc = (pcmk_resource_t *) user_data; if (strcmp(node->details->uname, rsc->lock_node->details->uname) != 0) { resource_location(rsc, node, -CRM_SCORE_INFINITY, PCMK_OPT_SHUTDOWN_LOCK, rsc->cluster); } } // Primitive implementation of pcmk_assignment_methods_t:shutdown_lock() void pcmk__primitive_shutdown_lock(pcmk_resource_t *rsc) { const char *class = NULL; CRM_ASSERT((rsc != NULL) && (rsc->variant == pcmk_rsc_variant_primitive)); class = crm_element_value(rsc->xml, XML_AGENT_ATTR_CLASS); // Fence devices and remote connections can't be locked if (pcmk__str_eq(class, PCMK_RESOURCE_CLASS_STONITH, pcmk__str_null_matches) || pe__resource_is_remote_conn(rsc)) { return; } if (rsc->lock_node != NULL) { // The lock was obtained from resource history if (rsc->running_on != NULL) { /* The resource was started elsewhere even though it is now * considered locked. This shouldn't be possible, but as a * failsafe, we don't want to disturb the resource now. */ pcmk__rsc_info(rsc, "Cancelling shutdown lock " "because %s is already active", rsc->id); pe__clear_resource_history(rsc, rsc->lock_node); rsc->lock_node = NULL; rsc->lock_time = 0; } // Only a resource active on exactly one node can be locked } else if (pcmk__list_of_1(rsc->running_on)) { pcmk_node_t *node = rsc->running_on->data; if (node->details->shutdown) { if (node->details->unclean) { pcmk__rsc_debug(rsc, "Not locking %s to unclean %s for shutdown", rsc->id, pe__node_name(node)); } else { rsc->lock_node = node; rsc->lock_time = shutdown_time(node); } } } if (rsc->lock_node == NULL) { // No lock needed return; } if (rsc->cluster->shutdown_lock > 0) { time_t lock_expiration = rsc->lock_time + rsc->cluster->shutdown_lock; pcmk__rsc_info(rsc, "Locking %s to %s due to shutdown (expires @%lld)", rsc->id, pe__node_name(rsc->lock_node), (long long) lock_expiration); pe__update_recheck_time(++lock_expiration, rsc->cluster, "shutdown lock expiration"); } else { pcmk__rsc_info(rsc, "Locking %s to %s due to shutdown", rsc->id, pe__node_name(rsc->lock_node)); } // If resource is locked to one node, ban it from all other nodes g_list_foreach(rsc->cluster->nodes, ban_if_not_locked, rsc); } diff --git a/lib/pengine/clone.c b/lib/pengine/clone.c index c424f0a46d..7deaa71c40 100644 --- a/lib/pengine/clone.c +++ b/lib/pengine/clone.c @@ -1,1523 +1,1523 @@ /* * Copyright 2004-2024 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #include #ifdef PCMK__COMPAT_2_0 #define PROMOTED_INSTANCES PCMK__ROLE_PROMOTED_LEGACY "s" #define UNPROMOTED_INSTANCES PCMK__ROLE_UNPROMOTED_LEGACY "s" #else #define PROMOTED_INSTANCES PCMK__ROLE_PROMOTED #define UNPROMOTED_INSTANCES PCMK__ROLE_UNPROMOTED #endif typedef struct clone_variant_data_s { int clone_max; int clone_node_max; int promoted_max; int promoted_node_max; int total_clones; uint32_t flags; // Group of enum pcmk__clone_flags notify_data_t *stop_notify; notify_data_t *start_notify; notify_data_t *demote_notify; notify_data_t *promote_notify; xmlNode *xml_obj_child; } clone_variant_data_t; #define get_clone_variant_data(data, rsc) \ CRM_ASSERT((rsc != NULL) && (rsc->variant == pcmk_rsc_variant_clone)); \ data = (clone_variant_data_t *) rsc->variant_opaque; /*! * \internal * \brief Return the maximum number of clone instances allowed to be run * * \param[in] clone Clone or clone instance to check * * \return Maximum instances for \p clone */ int pe__clone_max(const pcmk_resource_t *clone) { const clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, pe__const_top_resource(clone, false)); return clone_data->clone_max; } /*! * \internal * \brief Return the maximum number of clone instances allowed per node * * \param[in] clone Promotable clone or clone instance to check * * \return Maximum allowed instances per node for \p clone */ int pe__clone_node_max(const pcmk_resource_t *clone) { const clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, pe__const_top_resource(clone, false)); return clone_data->clone_node_max; } /*! * \internal * \brief Return the maximum number of clone instances allowed to be promoted * * \param[in] clone Promotable clone or clone instance to check * * \return Maximum promoted instances for \p clone */ int pe__clone_promoted_max(const pcmk_resource_t *clone) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, pe__const_top_resource(clone, false)); return clone_data->promoted_max; } /*! * \internal * \brief Return the maximum number of clone instances allowed to be promoted * * \param[in] clone Promotable clone or clone instance to check * * \return Maximum promoted instances for \p clone */ int pe__clone_promoted_node_max(const pcmk_resource_t *clone) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, pe__const_top_resource(clone, false)); return clone_data->promoted_node_max; } static GList * sorted_hash_table_values(GHashTable *table) { GList *retval = NULL; GHashTableIter iter; gpointer key, value; g_hash_table_iter_init(&iter, table); while (g_hash_table_iter_next(&iter, &key, &value)) { if (!g_list_find_custom(retval, value, (GCompareFunc) strcmp)) { retval = g_list_prepend(retval, (char *) value); } } retval = g_list_sort(retval, (GCompareFunc) strcmp); return retval; } static GList * nodes_with_status(GHashTable *table, const char *status) { GList *retval = NULL; GHashTableIter iter; gpointer key, value; g_hash_table_iter_init(&iter, table); while (g_hash_table_iter_next(&iter, &key, &value)) { if (!strcmp((char *) value, status)) { retval = g_list_prepend(retval, key); } } retval = g_list_sort(retval, (GCompareFunc) pcmk__numeric_strcasecmp); return retval; } static GString * node_list_to_str(const GList *list) { GString *retval = NULL; for (const GList *iter = list; iter != NULL; iter = iter->next) { pcmk__add_word(&retval, 1024, (const char *) iter->data); } return retval; } static void clone_header(pcmk__output_t *out, int *rc, const pcmk_resource_t *rsc, clone_variant_data_t *clone_data, const char *desc) { GString *attrs = NULL; if (pcmk_is_set(rsc->flags, pcmk_rsc_promotable)) { pcmk__add_separated_word(&attrs, 64, "promotable", ", "); } if (pcmk_is_set(rsc->flags, pcmk_rsc_unique)) { pcmk__add_separated_word(&attrs, 64, "unique", ", "); } if (pe__resource_is_disabled(rsc)) { pcmk__add_separated_word(&attrs, 64, "disabled", ", "); } if (pcmk_is_set(rsc->flags, pcmk_rsc_maintenance)) { pcmk__add_separated_word(&attrs, 64, "maintenance", ", "); } else if (!pcmk_is_set(rsc->flags, pcmk_rsc_managed)) { pcmk__add_separated_word(&attrs, 64, "unmanaged", ", "); } if (attrs != NULL) { PCMK__OUTPUT_LIST_HEADER(out, FALSE, *rc, "Clone Set: %s [%s] (%s)%s%s%s", rsc->id, ID(clone_data->xml_obj_child), (const char *) attrs->str, desc ? " (" : "", desc ? desc : "", desc ? ")" : ""); g_string_free(attrs, TRUE); } else { PCMK__OUTPUT_LIST_HEADER(out, FALSE, *rc, "Clone Set: %s [%s]%s%s%s", rsc->id, ID(clone_data->xml_obj_child), desc ? " (" : "", desc ? desc : "", desc ? ")" : ""); } } void pe__force_anon(const char *standard, pcmk_resource_t *rsc, const char *rid, pcmk_scheduler_t *scheduler) { if (pe_rsc_is_clone(rsc)) { clone_variant_data_t *clone_data = rsc->variant_opaque; pcmk__config_warn("Ignoring " XML_RSC_ATTR_UNIQUE " for %s because " "%s resources such as %s can be used only as " "anonymous clones", rsc->id, standard, rid); clone_data->clone_node_max = 1; clone_data->clone_max = QB_MIN(clone_data->clone_max, g_list_length(scheduler->nodes)); } } pcmk_resource_t * find_clone_instance(const pcmk_resource_t *rsc, const char *sub_id) { char *child_id = NULL; pcmk_resource_t *child = NULL; const char *child_base = NULL; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); child_base = ID(clone_data->xml_obj_child); child_id = crm_strdup_printf("%s:%s", child_base, sub_id); child = pe_find_resource(rsc->children, child_id); free(child_id); return child; } pcmk_resource_t * pe__create_clone_child(pcmk_resource_t *rsc, pcmk_scheduler_t *scheduler) { gboolean as_orphan = FALSE; char *inc_num = NULL; char *inc_max = NULL; pcmk_resource_t *child_rsc = NULL; xmlNode *child_copy = NULL; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); CRM_CHECK(clone_data->xml_obj_child != NULL, return FALSE); if (clone_data->total_clones >= clone_data->clone_max) { // If we've already used all available instances, this is an orphan as_orphan = TRUE; } // Allocate instance numbers in numerical order (starting at 0) inc_num = pcmk__itoa(clone_data->total_clones); inc_max = pcmk__itoa(clone_data->clone_max); child_copy = copy_xml(clone_data->xml_obj_child); crm_xml_add(child_copy, PCMK__META_CLONE_INSTANCE_NUM, inc_num); if (pe__unpack_resource(child_copy, &child_rsc, rsc, scheduler) != pcmk_rc_ok) { goto bail; } /* child_rsc->globally_unique = rsc->globally_unique; */ CRM_ASSERT(child_rsc); clone_data->total_clones += 1; pcmk__rsc_trace(child_rsc, "Setting clone attributes for: %s", child_rsc->id); rsc->children = g_list_append(rsc->children, child_rsc); if (as_orphan) { pe__set_resource_flags_recursive(child_rsc, pcmk_rsc_removed); } add_hash_param(child_rsc->meta, PCMK_META_CLONE_MAX, inc_max); pcmk__rsc_trace(rsc, "Added %s instance %s", rsc->id, child_rsc->id); bail: free(inc_num); free(inc_max); return child_rsc; } /*! * \internal * \brief Unpack a nonnegative integer value from a resource meta-attribute * * \param[in] rsc Resource with meta-attribute * \param[in] meta_name Name of meta-attribute to unpack * \param[in] deprecated_name If not NULL, try unpacking this * if \p meta_name is unset * \param[in] default_value Value to use if unset * * \return Integer parsed from resource's specified meta-attribute if a valid * nonnegative integer, \p default_value if unset, or 0 if invalid */ static int unpack_meta_int(const pcmk_resource_t *rsc, const char *meta_name, const char *deprecated_name, int default_value) { int integer = default_value; const char *value = g_hash_table_lookup(rsc->meta, meta_name); if ((value == NULL) && (deprecated_name != NULL)) { value = g_hash_table_lookup(rsc->meta, deprecated_name); } if (value != NULL) { pcmk__scan_min_int(value, &integer, 0); } return integer; } gboolean clone_unpack(pcmk_resource_t *rsc, pcmk_scheduler_t *scheduler) { int lpc = 0; xmlNode *a_child = NULL; xmlNode *xml_obj = rsc->xml; clone_variant_data_t *clone_data = NULL; pcmk__rsc_trace(rsc, "Processing resource %s...", rsc->id); clone_data = calloc(1, sizeof(clone_variant_data_t)); rsc->variant_opaque = clone_data; if (pcmk_is_set(rsc->flags, pcmk_rsc_promotable)) { // Use 1 as default but 0 for minimum and invalid // @COMPAT PCMK__META_PROMOTED_MAX_LEGACY deprecated since 2.0.0 clone_data->promoted_max = unpack_meta_int(rsc, PCMK_META_PROMOTED_MAX, PCMK__META_PROMOTED_MAX_LEGACY, 1); // Use 1 as default but 0 for minimum and invalid // @COMPAT PCMK__META_PROMOTED_NODE_MAX_LEGACY deprecated since 2.0.0 clone_data->promoted_node_max = unpack_meta_int(rsc, PCMK_META_PROMOTED_NODE_MAX, PCMK__META_PROMOTED_NODE_MAX_LEGACY, 1); } // Implied by calloc() /* clone_data->xml_obj_child = NULL; */ // Use 1 as default but 0 for minimum and invalid clone_data->clone_node_max = unpack_meta_int(rsc, PCMK_META_CLONE_NODE_MAX, NULL, 1); /* Use number of nodes (but always at least 1, which is handy for crm_verify * for a CIB without nodes) as default, but 0 for minimum and invalid */ clone_data->clone_max = unpack_meta_int(rsc, PCMK_META_CLONE_MAX, NULL, QB_MAX(1, g_list_length(scheduler->nodes))); if (crm_is_true(g_hash_table_lookup(rsc->meta, PCMK_META_ORDERED))) { clone_data->flags = pcmk__set_flags_as(__func__, __LINE__, LOG_TRACE, "Clone", rsc->id, clone_data->flags, pcmk__clone_ordered, "pcmk__clone_ordered"); } if (!pcmk_is_set(rsc->flags, pcmk_rsc_unique) && (clone_data->clone_node_max > 1)) { pcmk__config_err("Ignoring " PCMK_META_CLONE_NODE_MAX " of %d for %s " "because anonymous clones support only one instance " "per node", clone_data->clone_node_max, rsc->id); clone_data->clone_node_max = 1; } pcmk__rsc_trace(rsc, "Options for %s", rsc->id); pcmk__rsc_trace(rsc, "\tClone max: %d", clone_data->clone_max); pcmk__rsc_trace(rsc, "\tClone node max: %d", clone_data->clone_node_max); pcmk__rsc_trace(rsc, "\tClone is unique: %s", pe__rsc_bool_str(rsc, pcmk_rsc_unique)); pcmk__rsc_trace(rsc, "\tClone is promotable: %s", pe__rsc_bool_str(rsc, pcmk_rsc_promotable)); // Clones may contain a single group or primitive for (a_child = pcmk__xe_first_child(xml_obj); a_child != NULL; a_child = pcmk__xe_next(a_child)) { if (pcmk__str_any_of((const char *)a_child->name, XML_CIB_TAG_RESOURCE, XML_CIB_TAG_GROUP, NULL)) { clone_data->xml_obj_child = a_child; break; } } if (clone_data->xml_obj_child == NULL) { pcmk__config_err("%s has nothing to clone", rsc->id); return FALSE; } /* * Make clones ever so slightly sticky by default * * This helps ensure clone instances are not shuffled around the cluster * for no benefit in situations when pre-allocation is not appropriate */ if (g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_STICKINESS) == NULL) { add_hash_param(rsc->meta, XML_RSC_ATTR_STICKINESS, "1"); } /* This ensures that the globally-unique value always exists for children to * inherit when being unpacked, as well as in resource agents' environment. */ add_hash_param(rsc->meta, XML_RSC_ATTR_UNIQUE, pe__rsc_bool_str(rsc, pcmk_rsc_unique)); if (clone_data->clone_max <= 0) { /* Create one child instance so that unpack_find_resource() will hook up * any orphans up to the parent correctly. */ if (pe__create_clone_child(rsc, scheduler) == NULL) { return FALSE; } } else { // Create a child instance for each available instance number for (lpc = 0; lpc < clone_data->clone_max; lpc++) { if (pe__create_clone_child(rsc, scheduler) == NULL) { return FALSE; } } } pcmk__rsc_trace(rsc, "Added %d children to resource %s...", clone_data->clone_max, rsc->id); return TRUE; } gboolean clone_active(pcmk_resource_t * rsc, gboolean all) { GList *gIter = rsc->children; for (; gIter != NULL; gIter = gIter->next) { pcmk_resource_t *child_rsc = (pcmk_resource_t *) gIter->data; gboolean child_active = child_rsc->fns->active(child_rsc, all); if (all == FALSE && child_active) { return TRUE; } else if (all && child_active == FALSE) { return FALSE; } } if (all) { return TRUE; } else { return FALSE; } } /*! * \internal * \deprecated This function will be removed in a future release */ static void short_print(const char *list, const char *prefix, const char *type, const char *suffix, long options, void *print_data) { if(suffix == NULL) { suffix = ""; } if (!pcmk__str_empty(list)) { if (options & pe_print_html) { status_print("
  • "); } status_print("%s%s: [ %s ]%s", prefix, type, list, suffix); if (options & pe_print_html) { status_print("
    • \n"); } else if (options & pe_print_suppres_nl) { /* nothing */ } else if ((options & pe_print_printf) || (options & pe_print_ncurses)) { status_print("\n"); } } } static const char * configured_role_str(pcmk_resource_t * rsc) { const char *target_role = g_hash_table_lookup(rsc->meta, - XML_RSC_ATTR_TARGET_ROLE); + PCMK_META_TARGET_ROLE); if ((target_role == NULL) && rsc->children && rsc->children->data) { pcmk_resource_t *instance = rsc->children->data; // Any instance will do target_role = g_hash_table_lookup(instance->meta, - XML_RSC_ATTR_TARGET_ROLE); + PCMK_META_TARGET_ROLE); } return target_role; } static enum rsc_role_e configured_role(pcmk_resource_t *rsc) { enum rsc_role_e role = pcmk_role_unknown; const char *target_role = configured_role_str(rsc); if (target_role != NULL) { role = text2role(target_role); if (role == pcmk_role_unknown) { - pcmk__config_err("Invalid " XML_RSC_ATTR_TARGET_ROLE + pcmk__config_err("Invalid " PCMK_META_TARGET_ROLE " for resource %s", rsc->id); } } return role; } /*! * \internal * \deprecated This function will be removed in a future release */ static void clone_print_xml(pcmk_resource_t *rsc, const char *pre_text, long options, void *print_data) { char *child_text = crm_strdup_printf("%s ", pre_text); const char *target_role = configured_role_str(rsc); GList *gIter = rsc->children; status_print("%sid); status_print("multi_state=\"%s\" ", pe__rsc_bool_str(rsc, pcmk_rsc_promotable)); status_print("unique=\"%s\" ", pe__rsc_bool_str(rsc, pcmk_rsc_unique)); status_print("managed=\"%s\" ", pe__rsc_bool_str(rsc, pcmk_rsc_managed)); status_print("failed=\"%s\" ", pe__rsc_bool_str(rsc, pcmk_rsc_failed)); status_print("failure_ignored=\"%s\" ", pe__rsc_bool_str(rsc, pcmk_rsc_ignore_failure)); if (target_role) { status_print("target_role=\"%s\" ", target_role); } status_print(">\n"); for (; gIter != NULL; gIter = gIter->next) { pcmk_resource_t *child_rsc = (pcmk_resource_t *) gIter->data; child_rsc->fns->print(child_rsc, child_text, options, print_data); } status_print("%s\n", pre_text); free(child_text); } bool is_set_recursive(const pcmk_resource_t *rsc, long long flag, bool any) { GList *gIter; bool all = !any; if (pcmk_is_set(rsc->flags, flag)) { if(any) { return TRUE; } } else if(all) { return FALSE; } for (gIter = rsc->children; gIter != NULL; gIter = gIter->next) { if(is_set_recursive(gIter->data, flag, any)) { if(any) { return TRUE; } } else if(all) { return FALSE; } } if(all) { return TRUE; } return FALSE; } /*! * \internal * \deprecated This function will be removed in a future release */ void clone_print(pcmk_resource_t *rsc, const char *pre_text, long options, void *print_data) { GString *list_text = NULL; char *child_text = NULL; GString *stopped_list = NULL; GList *promoted_list = NULL; GList *started_list = NULL; GList *gIter = rsc->children; clone_variant_data_t *clone_data = NULL; int active_instances = 0; if (pre_text == NULL) { pre_text = " "; } if (options & pe_print_xml) { clone_print_xml(rsc, pre_text, options, print_data); return; } get_clone_variant_data(clone_data, rsc); child_text = crm_strdup_printf("%s ", pre_text); status_print("%sClone Set: %s [%s]%s%s%s", pre_text ? pre_text : "", rsc->id, ID(clone_data->xml_obj_child), pcmk_is_set(rsc->flags, pcmk_rsc_promotable)? " (promotable)" : "", pcmk_is_set(rsc->flags, pcmk_rsc_unique)? " (unique)" : "", pcmk_is_set(rsc->flags, pcmk_rsc_managed)? "" : " (unmanaged)"); if (options & pe_print_html) { status_print("\n
      \n"); } else if ((options & pe_print_log) == 0) { status_print("\n"); } for (; gIter != NULL; gIter = gIter->next) { gboolean print_full = FALSE; pcmk_resource_t *child_rsc = (pcmk_resource_t *) gIter->data; gboolean partially_active = child_rsc->fns->active(child_rsc, FALSE); if (options & pe_print_clone_details) { print_full = TRUE; } if (pcmk_is_set(rsc->flags, pcmk_rsc_unique)) { // Print individual instance when unique (except stopped orphans) if (partially_active || !pcmk_is_set(rsc->flags, pcmk_rsc_removed)) { print_full = TRUE; } // Everything else in this block is for anonymous clones } else if (pcmk_is_set(options, pe_print_pending) && (child_rsc->pending_task != NULL) && strcmp(child_rsc->pending_task, "probe")) { // Print individual instance when non-probe action is pending print_full = TRUE; } else if (partially_active == FALSE) { // List stopped instances when requested (except orphans) if (!pcmk_is_set(child_rsc->flags, pcmk_rsc_removed) && !pcmk_is_set(options, pe_print_clone_active)) { pcmk__add_word(&stopped_list, 1024, child_rsc->id); } } else if (is_set_recursive(child_rsc, pcmk_rsc_removed, TRUE) || !is_set_recursive(child_rsc, pcmk_rsc_managed, FALSE) || is_set_recursive(child_rsc, pcmk_rsc_failed, TRUE)) { // Print individual instance when active orphaned/unmanaged/failed print_full = TRUE; } else if (child_rsc->fns->active(child_rsc, TRUE)) { // Instance of fully active anonymous clone pcmk_node_t *location = NULL; location = child_rsc->fns->location(child_rsc, NULL, TRUE); if (location) { // Instance is active on a single node enum rsc_role_e a_role = child_rsc->fns->state(child_rsc, TRUE); if (location->details->online == FALSE && location->details->unclean) { print_full = TRUE; } else if (a_role > pcmk_role_unpromoted) { promoted_list = g_list_append(promoted_list, location); } else { started_list = g_list_append(started_list, location); } } else { /* uncolocated group - bleh */ print_full = TRUE; } } else { // Instance of partially active anonymous clone print_full = TRUE; } if (print_full) { if (options & pe_print_html) { status_print("
    • \n"); } child_rsc->fns->print(child_rsc, child_text, options, print_data); if (options & pe_print_html) { status_print("
      • \n"); } } } /* Promoted */ promoted_list = g_list_sort(promoted_list, pe__cmp_node_name); for (gIter = promoted_list; gIter; gIter = gIter->next) { pcmk_node_t *host = gIter->data; pcmk__add_word(&list_text, 1024, host->details->uname); active_instances++; } if (list_text != NULL) { short_print((const char *) list_text->str, child_text, PROMOTED_INSTANCES, NULL, options, print_data); g_string_truncate(list_text, 0); } g_list_free(promoted_list); /* Started/Unpromoted */ started_list = g_list_sort(started_list, pe__cmp_node_name); for (gIter = started_list; gIter; gIter = gIter->next) { pcmk_node_t *host = gIter->data; pcmk__add_word(&list_text, 1024, host->details->uname); active_instances++; } if (list_text != NULL) { if (pcmk_is_set(rsc->flags, pcmk_rsc_promotable)) { enum rsc_role_e role = configured_role(rsc); if (role == pcmk_role_unpromoted) { short_print((const char *) list_text->str, child_text, UNPROMOTED_INSTANCES " (target-role)", NULL, options, print_data); } else { short_print((const char *) list_text->str, child_text, UNPROMOTED_INSTANCES, NULL, options, print_data); } } else { short_print((const char *) list_text->str, child_text, "Started", NULL, options, print_data); } } g_list_free(started_list); if (!pcmk_is_set(options, pe_print_clone_active)) { const char *state = "Stopped"; enum rsc_role_e role = configured_role(rsc); if (role == pcmk_role_stopped) { state = "Stopped (disabled)"; } if (!pcmk_is_set(rsc->flags, pcmk_rsc_unique) && (clone_data->clone_max > active_instances)) { GList *nIter; GList *list = g_hash_table_get_values(rsc->allowed_nodes); /* Custom stopped list for non-unique clones */ if (stopped_list != NULL) { g_string_truncate(stopped_list, 0); } if (list == NULL) { /* Clusters with symmetrical=false haven't calculated allowed_nodes yet * If we've not probed for them yet, the Stopped list will be empty */ list = g_hash_table_get_values(rsc->known_on); } list = g_list_sort(list, pe__cmp_node_name); for (nIter = list; nIter != NULL; nIter = nIter->next) { pcmk_node_t *node = (pcmk_node_t *) nIter->data; if (pe_find_node(rsc->running_on, node->details->uname) == NULL) { pcmk__add_word(&stopped_list, 1024, node->details->uname); } } g_list_free(list); } if (stopped_list != NULL) { short_print((const char *) stopped_list->str, child_text, state, NULL, options, print_data); } } if (options & pe_print_html) { status_print("
    \n"); } if (list_text != NULL) { g_string_free(list_text, TRUE); } if (stopped_list != NULL) { g_string_free(stopped_list, TRUE); } free(child_text); } PCMK__OUTPUT_ARGS("clone", "uint32_t", "pcmk_resource_t *", "GList *", "GList *") int pe__clone_xml(pcmk__output_t *out, va_list args) { uint32_t show_opts = va_arg(args, uint32_t); pcmk_resource_t *rsc = va_arg(args, pcmk_resource_t *); GList *only_node = va_arg(args, GList *); GList *only_rsc = va_arg(args, GList *); const char *desc = NULL; GList *gIter = rsc->children; GList *all = NULL; int rc = pcmk_rc_no_output; gboolean printed_header = FALSE; gboolean print_everything = TRUE; if (rsc->fns->is_filtered(rsc, only_rsc, TRUE)) { return rc; } print_everything = pcmk__str_in_list(rsc_printable_id(rsc), only_rsc, pcmk__str_star_matches) || (strstr(rsc->id, ":") != NULL && pcmk__str_in_list(rsc->id, only_rsc, pcmk__str_star_matches)); all = g_list_prepend(all, (gpointer) "*"); for (; gIter != NULL; gIter = gIter->next) { pcmk_resource_t *child_rsc = (pcmk_resource_t *) gIter->data; if (pcmk__rsc_filtered_by_node(child_rsc, only_node)) { continue; } if (child_rsc->fns->is_filtered(child_rsc, only_rsc, print_everything)) { continue; } if (!printed_header) { printed_header = TRUE; desc = pe__resource_description(rsc, show_opts); rc = pe__name_and_nvpairs_xml(out, true, "clone", 10, PCMK_XA_ID, rsc->id, "multi_state", pe__rsc_bool_str(rsc, pcmk_rsc_promotable), "unique", pe__rsc_bool_str(rsc, pcmk_rsc_unique), "maintenance", pe__rsc_bool_str(rsc, pcmk_rsc_maintenance), "managed", pe__rsc_bool_str(rsc, pcmk_rsc_managed), "disabled", pcmk__btoa(pe__resource_is_disabled(rsc)), "failed", pe__rsc_bool_str(rsc, pcmk_rsc_failed), "failure_ignored", pe__rsc_bool_str(rsc, pcmk_rsc_ignore_failure), "target_role", configured_role_str(rsc), PCMK_XA_DESCRIPTION, desc); CRM_ASSERT(rc == pcmk_rc_ok); } out->message(out, crm_map_element_name(child_rsc->xml), show_opts, child_rsc, only_node, all); } if (printed_header) { pcmk__output_xml_pop_parent(out); } g_list_free(all); return rc; } PCMK__OUTPUT_ARGS("clone", "uint32_t", "pcmk_resource_t *", "GList *", "GList *") int pe__clone_default(pcmk__output_t *out, va_list args) { uint32_t show_opts = va_arg(args, uint32_t); pcmk_resource_t *rsc = va_arg(args, pcmk_resource_t *); GList *only_node = va_arg(args, GList *); GList *only_rsc = va_arg(args, GList *); GHashTable *stopped = NULL; GString *list_text = NULL; GList *promoted_list = NULL; GList *started_list = NULL; GList *gIter = rsc->children; const char *desc = NULL; clone_variant_data_t *clone_data = NULL; int active_instances = 0; int rc = pcmk_rc_no_output; gboolean print_everything = TRUE; desc = pe__resource_description(rsc, show_opts); get_clone_variant_data(clone_data, rsc); if (rsc->fns->is_filtered(rsc, only_rsc, TRUE)) { return rc; } print_everything = pcmk__str_in_list(rsc_printable_id(rsc), only_rsc, pcmk__str_star_matches) || (strstr(rsc->id, ":") != NULL && pcmk__str_in_list(rsc->id, only_rsc, pcmk__str_star_matches)); for (; gIter != NULL; gIter = gIter->next) { gboolean print_full = FALSE; pcmk_resource_t *child_rsc = (pcmk_resource_t *) gIter->data; gboolean partially_active = child_rsc->fns->active(child_rsc, FALSE); if (pcmk__rsc_filtered_by_node(child_rsc, only_node)) { continue; } if (child_rsc->fns->is_filtered(child_rsc, only_rsc, print_everything)) { continue; } if (pcmk_is_set(show_opts, pcmk_show_clone_detail)) { print_full = TRUE; } if (pcmk_is_set(rsc->flags, pcmk_rsc_unique)) { // Print individual instance when unique (except stopped orphans) if (partially_active || !pcmk_is_set(rsc->flags, pcmk_rsc_removed)) { print_full = TRUE; } // Everything else in this block is for anonymous clones } else if (pcmk_is_set(show_opts, pcmk_show_pending) && (child_rsc->pending_task != NULL) && strcmp(child_rsc->pending_task, "probe")) { // Print individual instance when non-probe action is pending print_full = TRUE; } else if (partially_active == FALSE) { // List stopped instances when requested (except orphans) if (!pcmk_is_set(child_rsc->flags, pcmk_rsc_removed) && !pcmk_is_set(show_opts, pcmk_show_clone_detail) && pcmk_is_set(show_opts, pcmk_show_inactive_rscs)) { if (stopped == NULL) { stopped = pcmk__strkey_table(free, free); } g_hash_table_insert(stopped, strdup(child_rsc->id), strdup("Stopped")); } } else if (is_set_recursive(child_rsc, pcmk_rsc_removed, TRUE) || !is_set_recursive(child_rsc, pcmk_rsc_managed, FALSE) || is_set_recursive(child_rsc, pcmk_rsc_failed, TRUE)) { // Print individual instance when active orphaned/unmanaged/failed print_full = TRUE; } else if (child_rsc->fns->active(child_rsc, TRUE)) { // Instance of fully active anonymous clone pcmk_node_t *location = NULL; location = child_rsc->fns->location(child_rsc, NULL, TRUE); if (location) { // Instance is active on a single node enum rsc_role_e a_role = child_rsc->fns->state(child_rsc, TRUE); if (location->details->online == FALSE && location->details->unclean) { print_full = TRUE; } else if (a_role > pcmk_role_unpromoted) { promoted_list = g_list_append(promoted_list, location); } else { started_list = g_list_append(started_list, location); } } else { /* uncolocated group - bleh */ print_full = TRUE; } } else { // Instance of partially active anonymous clone print_full = TRUE; } if (print_full) { GList *all = NULL; clone_header(out, &rc, rsc, clone_data, desc); /* Print every resource that's a child of this clone. */ all = g_list_prepend(all, (gpointer) "*"); out->message(out, crm_map_element_name(child_rsc->xml), show_opts, child_rsc, only_node, all); g_list_free(all); } } if (pcmk_is_set(show_opts, pcmk_show_clone_detail)) { PCMK__OUTPUT_LIST_FOOTER(out, rc); return pcmk_rc_ok; } /* Promoted */ promoted_list = g_list_sort(promoted_list, pe__cmp_node_name); for (gIter = promoted_list; gIter; gIter = gIter->next) { pcmk_node_t *host = gIter->data; if (!pcmk__str_in_list(host->details->uname, only_node, pcmk__str_star_matches|pcmk__str_casei)) { continue; } pcmk__add_word(&list_text, 1024, host->details->uname); active_instances++; } g_list_free(promoted_list); if ((list_text != NULL) && (list_text->len > 0)) { clone_header(out, &rc, rsc, clone_data, desc); out->list_item(out, NULL, PROMOTED_INSTANCES ": [ %s ]", (const char *) list_text->str); g_string_truncate(list_text, 0); } /* Started/Unpromoted */ started_list = g_list_sort(started_list, pe__cmp_node_name); for (gIter = started_list; gIter; gIter = gIter->next) { pcmk_node_t *host = gIter->data; if (!pcmk__str_in_list(host->details->uname, only_node, pcmk__str_star_matches|pcmk__str_casei)) { continue; } pcmk__add_word(&list_text, 1024, host->details->uname); active_instances++; } g_list_free(started_list); if ((list_text != NULL) && (list_text->len > 0)) { clone_header(out, &rc, rsc, clone_data, desc); if (pcmk_is_set(rsc->flags, pcmk_rsc_promotable)) { enum rsc_role_e role = configured_role(rsc); if (role == pcmk_role_unpromoted) { out->list_item(out, NULL, UNPROMOTED_INSTANCES " (target-role): [ %s ]", (const char *) list_text->str); } else { out->list_item(out, NULL, UNPROMOTED_INSTANCES ": [ %s ]", (const char *) list_text->str); } } else { out->list_item(out, NULL, "Started: [ %s ]", (const char *) list_text->str); } } if (list_text != NULL) { g_string_free(list_text, TRUE); } if (pcmk_is_set(show_opts, pcmk_show_inactive_rscs)) { if (!pcmk_is_set(rsc->flags, pcmk_rsc_unique) && (clone_data->clone_max > active_instances)) { GList *nIter; GList *list = g_hash_table_get_values(rsc->allowed_nodes); /* Custom stopped table for non-unique clones */ if (stopped != NULL) { g_hash_table_destroy(stopped); stopped = NULL; } if (list == NULL) { /* Clusters with symmetrical=false haven't calculated allowed_nodes yet * If we've not probed for them yet, the Stopped list will be empty */ list = g_hash_table_get_values(rsc->known_on); } list = g_list_sort(list, pe__cmp_node_name); for (nIter = list; nIter != NULL; nIter = nIter->next) { pcmk_node_t *node = (pcmk_node_t *) nIter->data; if (pe_find_node(rsc->running_on, node->details->uname) == NULL && pcmk__str_in_list(node->details->uname, only_node, pcmk__str_star_matches|pcmk__str_casei)) { xmlNode *probe_op = pe__failed_probe_for_rsc(rsc, node->details->uname); const char *state = "Stopped"; if (configured_role(rsc) == pcmk_role_stopped) { state = "Stopped (disabled)"; } if (stopped == NULL) { stopped = pcmk__strkey_table(free, free); } if (probe_op != NULL) { int rc; pcmk__scan_min_int(crm_element_value(probe_op, XML_LRM_ATTR_RC), &rc, 0); g_hash_table_insert(stopped, strdup(node->details->uname), crm_strdup_printf("Stopped (%s)", services_ocf_exitcode_str(rc))); } else { g_hash_table_insert(stopped, strdup(node->details->uname), strdup(state)); } } } g_list_free(list); } if (stopped != NULL) { GList *list = sorted_hash_table_values(stopped); clone_header(out, &rc, rsc, clone_data, desc); for (GList *status_iter = list; status_iter != NULL; status_iter = status_iter->next) { const char *status = status_iter->data; GList *nodes = nodes_with_status(stopped, status); GString *nodes_str = node_list_to_str(nodes); if (nodes_str != NULL) { if (nodes_str->len > 0) { out->list_item(out, NULL, "%s: [ %s ]", status, (const char *) nodes_str->str); } g_string_free(nodes_str, TRUE); } g_list_free(nodes); } g_list_free(list); g_hash_table_destroy(stopped); /* If there are no instances of this clone (perhaps because there are no * nodes configured), simply output the clone header by itself. This can * come up in PCS testing. */ } else if (active_instances == 0) { clone_header(out, &rc, rsc, clone_data, desc); PCMK__OUTPUT_LIST_FOOTER(out, rc); return rc; } } PCMK__OUTPUT_LIST_FOOTER(out, rc); return rc; } void clone_free(pcmk_resource_t * rsc) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); pcmk__rsc_trace(rsc, "Freeing %s", rsc->id); for (GList *gIter = rsc->children; gIter != NULL; gIter = gIter->next) { pcmk_resource_t *child_rsc = (pcmk_resource_t *) gIter->data; CRM_ASSERT(child_rsc); pcmk__rsc_trace(child_rsc, "Freeing child %s", child_rsc->id); free_xml(child_rsc->xml); child_rsc->xml = NULL; /* There could be a saved unexpanded xml */ free_xml(child_rsc->orig_xml); child_rsc->orig_xml = NULL; child_rsc->fns->free(child_rsc); } g_list_free(rsc->children); if (clone_data) { CRM_ASSERT(clone_data->demote_notify == NULL); CRM_ASSERT(clone_data->stop_notify == NULL); CRM_ASSERT(clone_data->start_notify == NULL); CRM_ASSERT(clone_data->promote_notify == NULL); } common_free(rsc); } enum rsc_role_e clone_resource_state(const pcmk_resource_t * rsc, gboolean current) { enum rsc_role_e clone_role = pcmk_role_unknown; GList *gIter = rsc->children; for (; gIter != NULL; gIter = gIter->next) { pcmk_resource_t *child_rsc = (pcmk_resource_t *) gIter->data; enum rsc_role_e a_role = child_rsc->fns->state(child_rsc, current); if (a_role > clone_role) { clone_role = a_role; } } pcmk__rsc_trace(rsc, "%s role: %s", rsc->id, role2text(clone_role)); return clone_role; } /*! * \internal * \brief Check whether a clone has an instance for every node * * \param[in] rsc Clone to check * \param[in] scheduler Scheduler data */ bool pe__is_universal_clone(const pcmk_resource_t *rsc, const pcmk_scheduler_t *scheduler) { if (pe_rsc_is_clone(rsc)) { clone_variant_data_t *clone_data = rsc->variant_opaque; if (clone_data->clone_max == g_list_length(scheduler->nodes)) { return TRUE; } } return FALSE; } gboolean pe__clone_is_filtered(const pcmk_resource_t *rsc, GList *only_rsc, gboolean check_parent) { gboolean passes = FALSE; clone_variant_data_t *clone_data = NULL; if (pcmk__str_in_list(rsc_printable_id(rsc), only_rsc, pcmk__str_star_matches)) { passes = TRUE; } else { get_clone_variant_data(clone_data, rsc); passes = pcmk__str_in_list(ID(clone_data->xml_obj_child), only_rsc, pcmk__str_star_matches); if (!passes) { for (const GList *iter = rsc->children; iter != NULL; iter = iter->next) { const pcmk_resource_t *child_rsc = NULL; child_rsc = (const pcmk_resource_t *) iter->data; if (!child_rsc->fns->is_filtered(child_rsc, only_rsc, FALSE)) { passes = TRUE; break; } } } } return !passes; } const char * pe__clone_child_id(const pcmk_resource_t *rsc) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); return ID(clone_data->xml_obj_child); } /*! * \internal * \brief Check whether a clone is ordered * * \param[in] clone Clone resource to check * * \return true if clone is ordered, otherwise false */ bool pe__clone_is_ordered(const pcmk_resource_t *clone) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, clone); return pcmk_is_set(clone_data->flags, pcmk__clone_ordered); } /*! * \internal * \brief Set a clone flag * * \param[in,out] clone Clone resource to set flag for * \param[in] flag Clone flag to set * * \return Standard Pacemaker return code (either pcmk_rc_ok if flag was not * already set or pcmk_rc_already if it was) */ int pe__set_clone_flag(pcmk_resource_t *clone, enum pcmk__clone_flags flag) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, clone); if (pcmk_is_set(clone_data->flags, flag)) { return pcmk_rc_already; } clone_data->flags = pcmk__set_flags_as(__func__, __LINE__, LOG_TRACE, "Clone", clone->id, clone_data->flags, flag, "flag"); return pcmk_rc_ok; } /*! * \internal * \brief Check whether a clone flag is set * * \param[in] group Clone resource to check * \param[in] flags Flag or flags to check * * \return \c true if all \p flags are set for \p clone, otherwise \c false */ bool pe__clone_flag_is_set(const pcmk_resource_t *clone, uint32_t flags) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, clone); CRM_ASSERT(clone_data != NULL); return pcmk_all_flags_set(clone_data->flags, flags); } /*! * \internal * \brief Create pseudo-actions needed for promotable clones * * \param[in,out] clone Promotable clone to create actions for * \param[in] any_promoting Whether any instances will be promoted * \param[in] any_demoting Whether any instance will be demoted */ void pe__create_promotable_pseudo_ops(pcmk_resource_t *clone, bool any_promoting, bool any_demoting) { pcmk_action_t *action = NULL; pcmk_action_t *action_complete = NULL; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, clone); // Create a "promote" action for the clone itself action = pe__new_rsc_pseudo_action(clone, PCMK_ACTION_PROMOTE, !any_promoting, true); // Create a "promoted" action for when all promotions are done action_complete = pe__new_rsc_pseudo_action(clone, PCMK_ACTION_PROMOTED, !any_promoting, true); action_complete->priority = INFINITY; // Create notification pseudo-actions for promotion if (clone_data->promote_notify == NULL) { clone_data->promote_notify = pe__action_notif_pseudo_ops(clone, PCMK_ACTION_PROMOTE, action, action_complete); } // Create a "demote" action for the clone itself action = pe__new_rsc_pseudo_action(clone, PCMK_ACTION_DEMOTE, !any_demoting, true); // Create a "demoted" action for when all demotions are done action_complete = pe__new_rsc_pseudo_action(clone, PCMK_ACTION_DEMOTED, !any_demoting, true); action_complete->priority = INFINITY; // Create notification pseudo-actions for demotion if (clone_data->demote_notify == NULL) { clone_data->demote_notify = pe__action_notif_pseudo_ops(clone, PCMK_ACTION_DEMOTE, action, action_complete); if (clone_data->promote_notify != NULL) { order_actions(clone_data->stop_notify->post_done, clone_data->promote_notify->pre, pcmk__ar_ordered); order_actions(clone_data->start_notify->post_done, clone_data->promote_notify->pre, pcmk__ar_ordered); order_actions(clone_data->demote_notify->post_done, clone_data->promote_notify->pre, pcmk__ar_ordered); order_actions(clone_data->demote_notify->post_done, clone_data->start_notify->pre, pcmk__ar_ordered); order_actions(clone_data->demote_notify->post_done, clone_data->stop_notify->pre, pcmk__ar_ordered); } } } /*! * \internal * \brief Create all notification data and actions for a clone * * \param[in,out] clone Clone to create notifications for */ void pe__create_clone_notifications(pcmk_resource_t *clone) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, clone); pe__create_action_notifications(clone, clone_data->start_notify); pe__create_action_notifications(clone, clone_data->stop_notify); pe__create_action_notifications(clone, clone_data->promote_notify); pe__create_action_notifications(clone, clone_data->demote_notify); } /*! * \internal * \brief Free all notification data for a clone * * \param[in,out] clone Clone to free notification data for */ void pe__free_clone_notification_data(pcmk_resource_t *clone) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, clone); pe__free_action_notification_data(clone_data->demote_notify); clone_data->demote_notify = NULL; pe__free_action_notification_data(clone_data->stop_notify); clone_data->stop_notify = NULL; pe__free_action_notification_data(clone_data->start_notify); clone_data->start_notify = NULL; pe__free_action_notification_data(clone_data->promote_notify); clone_data->promote_notify = NULL; } /*! * \internal * \brief Create pseudo-actions for clone start/stop notifications * * \param[in,out] clone Clone to create pseudo-actions for * \param[in,out] start Start action for \p clone * \param[in,out] stop Stop action for \p clone * \param[in,out] started Started action for \p clone * \param[in,out] stopped Stopped action for \p clone */ void pe__create_clone_notif_pseudo_ops(pcmk_resource_t *clone, pcmk_action_t *start, pcmk_action_t *started, pcmk_action_t *stop, pcmk_action_t *stopped) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, clone); if (clone_data->start_notify == NULL) { clone_data->start_notify = pe__action_notif_pseudo_ops(clone, PCMK_ACTION_START, start, started); } if (clone_data->stop_notify == NULL) { clone_data->stop_notify = pe__action_notif_pseudo_ops(clone, PCMK_ACTION_STOP, stop, stopped); if ((clone_data->start_notify != NULL) && (clone_data->stop_notify != NULL)) { order_actions(clone_data->stop_notify->post_done, clone_data->start_notify->pre, pcmk__ar_ordered); } } } /*! * \internal * \brief Get maximum clone resource instances per node * * \param[in] rsc Clone resource to check * * \return Maximum number of \p rsc instances that can be active on one node */ unsigned int pe__clone_max_per_node(const pcmk_resource_t *rsc) { const clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); return clone_data->clone_node_max; } diff --git a/lib/pengine/native.c b/lib/pengine/native.c index 27f359bcb6..ae8feda1b8 100644 --- a/lib/pengine/native.c +++ b/lib/pengine/native.c @@ -1,1465 +1,1465 @@ /* * Copyright 2004-2024 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #ifdef PCMK__COMPAT_2_0 #define PROVIDER_SEP "::" #else #define PROVIDER_SEP ":" #endif /*! * \internal * \brief Check whether a resource is active on multiple nodes */ static bool is_multiply_active(const pcmk_resource_t *rsc) { unsigned int count = 0; if (rsc->variant == pcmk_rsc_variant_primitive) { pe__find_active_requires(rsc, &count); } return count > 1; } static void native_priority_to_node(pcmk_resource_t *rsc, pcmk_node_t *node, gboolean failed) { int priority = 0; if ((rsc->priority == 0) || (failed == TRUE)) { return; } if (rsc->role == pcmk_role_promoted) { // Promoted instance takes base priority + 1 priority = rsc->priority + 1; } else { priority = rsc->priority; } node->details->priority += priority; pcmk__rsc_trace(rsc, "%s now has priority %d with %s'%s' (priority: %d%s)", pe__node_name(node), node->details->priority, (rsc->role == pcmk_role_promoted)? "promoted " : "", rsc->id, rsc->priority, (rsc->role == pcmk_role_promoted)? " + 1" : ""); /* Priority of a resource running on a guest node is added to the cluster * node as well. */ if (node->details->remote_rsc && node->details->remote_rsc->container) { GList *gIter = node->details->remote_rsc->container->running_on; for (; gIter != NULL; gIter = gIter->next) { pcmk_node_t *a_node = gIter->data; a_node->details->priority += priority; pcmk__rsc_trace(rsc, "%s now has priority %d with %s'%s' " "(priority: %d%s) from guest node %s", pe__node_name(a_node), a_node->details->priority, (rsc->role == pcmk_role_promoted)? "promoted " : "", rsc->id, rsc->priority, (rsc->role == pcmk_role_promoted)? " + 1" : "", pe__node_name(node)); } } } void native_add_running(pcmk_resource_t *rsc, pcmk_node_t *node, pcmk_scheduler_t *scheduler, gboolean failed) { GList *gIter = rsc->running_on; CRM_CHECK(node != NULL, return); for (; gIter != NULL; gIter = gIter->next) { pcmk_node_t *a_node = (pcmk_node_t *) gIter->data; CRM_CHECK(a_node != NULL, return); if (pcmk__str_eq(a_node->details->id, node->details->id, pcmk__str_casei)) { return; } } pcmk__rsc_trace(rsc, "Adding %s to %s %s", rsc->id, pe__node_name(node), pcmk_is_set(rsc->flags, pcmk_rsc_managed)? "" : "(unmanaged)"); rsc->running_on = g_list_append(rsc->running_on, node); if (rsc->variant == pcmk_rsc_variant_primitive) { node->details->running_rsc = g_list_append(node->details->running_rsc, rsc); native_priority_to_node(rsc, node, failed); } if ((rsc->variant == pcmk_rsc_variant_primitive) && node->details->maintenance) { pe__clear_resource_flags(rsc, pcmk_rsc_managed); pe__set_resource_flags(rsc, pcmk_rsc_maintenance); } if (!pcmk_is_set(rsc->flags, pcmk_rsc_managed)) { pcmk_resource_t *p = rsc->parent; pcmk__rsc_info(rsc, "resource %s isn't managed", rsc->id); resource_location(rsc, node, INFINITY, "not_managed_default", scheduler); while(p && node->details->online) { /* add without the additional location constraint */ p->running_on = g_list_append(p->running_on, node); p = p->parent; } return; } if (is_multiply_active(rsc)) { switch (rsc->recovery_type) { case pcmk_multiply_active_stop: { GHashTableIter gIter; pcmk_node_t *local_node = NULL; /* make sure it doesn't come up again */ if (rsc->allowed_nodes != NULL) { g_hash_table_destroy(rsc->allowed_nodes); } rsc->allowed_nodes = pe__node_list2table(scheduler->nodes); g_hash_table_iter_init(&gIter, rsc->allowed_nodes); while (g_hash_table_iter_next(&gIter, NULL, (void **)&local_node)) { local_node->weight = -INFINITY; } } break; case pcmk_multiply_active_block: pe__clear_resource_flags(rsc, pcmk_rsc_managed); pe__set_resource_flags(rsc, pcmk_rsc_blocked); /* If the resource belongs to a group or bundle configured with * multiple-active=block, block the entire entity. */ if (rsc->parent && ((rsc->parent->variant == pcmk_rsc_variant_group) || (rsc->parent->variant == pcmk_rsc_variant_bundle)) && (rsc->parent->recovery_type == pcmk_multiply_active_block)) { GList *gIter = rsc->parent->children; for (; gIter != NULL; gIter = gIter->next) { pcmk_resource_t *child = gIter->data; pe__clear_resource_flags(child, pcmk_rsc_managed); pe__set_resource_flags(child, pcmk_rsc_blocked); } } break; // pcmk_multiply_active_restart, pcmk_multiply_active_unexpected default: /* The scheduler will do the right thing because the relevant * variables and flags are set when unpacking the history. */ break; } crm_debug("%s is active on multiple nodes including %s: %s", rsc->id, pe__node_name(node), recovery2text(rsc->recovery_type)); } else { pcmk__rsc_trace(rsc, "Resource %s is active on %s", rsc->id, pe__node_name(node)); } if (rsc->parent != NULL) { native_add_running(rsc->parent, node, scheduler, FALSE); } } static void recursive_clear_unique(pcmk_resource_t *rsc, gpointer user_data) { pe__clear_resource_flags(rsc, pcmk_rsc_unique); add_hash_param(rsc->meta, XML_RSC_ATTR_UNIQUE, XML_BOOLEAN_FALSE); g_list_foreach(rsc->children, (GFunc) recursive_clear_unique, NULL); } gboolean native_unpack(pcmk_resource_t *rsc, pcmk_scheduler_t *scheduler) { pcmk_resource_t *parent = uber_parent(rsc); const char *standard = crm_element_value(rsc->xml, XML_AGENT_ATTR_CLASS); uint32_t ra_caps = pcmk_get_ra_caps(standard); pcmk__rsc_trace(rsc, "Processing resource %s...", rsc->id); // Only some agent standards support unique and promotable clones if (!pcmk_is_set(ra_caps, pcmk_ra_cap_unique) && pcmk_is_set(rsc->flags, pcmk_rsc_unique) && pe_rsc_is_clone(parent)) { /* @COMPAT We should probably reject this situation as an error (as we * do for promotable below) rather than warn and convert, but that would * be a backward-incompatible change that we should probably do with a * transform at a schema major version bump. */ pe__force_anon(standard, parent, rsc->id, scheduler); /* Clear globally-unique on the parent and all its descendants unpacked * so far (clearing the parent should make any future children unpacking * correct). We have to clear this resource explicitly because it isn't * hooked into the parent's children yet. */ recursive_clear_unique(parent, NULL); recursive_clear_unique(rsc, NULL); } if (!pcmk_is_set(ra_caps, pcmk_ra_cap_promotable) && pcmk_is_set(parent->flags, pcmk_rsc_promotable)) { pcmk__config_err("Resource %s is of type %s and therefore " "cannot be used as a promotable clone resource", rsc->id, standard); return FALSE; } return TRUE; } static bool rsc_is_on_node(pcmk_resource_t *rsc, const pcmk_node_t *node, int flags) { pcmk__rsc_trace(rsc, "Checking whether %s is on %s", rsc->id, pe__node_name(node)); if (pcmk_is_set(flags, pcmk_rsc_match_current_node) && (rsc->running_on != NULL)) { for (GList *iter = rsc->running_on; iter; iter = iter->next) { pcmk_node_t *loc = (pcmk_node_t *) iter->data; if (loc->details == node->details) { return true; } } } else if (pcmk_is_set(flags, pe_find_inactive) // @COMPAT deprecated && (rsc->running_on == NULL)) { return true; } else if (!pcmk_is_set(flags, pcmk_rsc_match_current_node) && (rsc->allocated_to != NULL) && (rsc->allocated_to->details == node->details)) { return true; } return false; } pcmk_resource_t * native_find_rsc(pcmk_resource_t *rsc, const char *id, const pcmk_node_t *on_node, int flags) { bool match = false; pcmk_resource_t *result = NULL; CRM_CHECK(id && rsc && rsc->id, return NULL); if (pcmk_is_set(flags, pcmk_rsc_match_clone_only)) { const char *rid = ID(rsc->xml); if (!pe_rsc_is_clone(pe__const_top_resource(rsc, false))) { match = false; } else if (!strcmp(id, rsc->id) || pcmk__str_eq(id, rid, pcmk__str_none)) { match = true; } } else if (!strcmp(id, rsc->id)) { match = true; } else if (pcmk_is_set(flags, pcmk_rsc_match_history) && rsc->clone_name && strcmp(rsc->clone_name, id) == 0) { match = true; } else if (pcmk_is_set(flags, pcmk_rsc_match_basename) || (pcmk_is_set(flags, pcmk_rsc_match_anon_basename) && !pcmk_is_set(rsc->flags, pcmk_rsc_unique))) { match = pe_base_name_eq(rsc, id); } if (match && on_node) { if (!rsc_is_on_node(rsc, on_node, flags)) { match = false; } } if (match) { return rsc; } for (GList *gIter = rsc->children; gIter != NULL; gIter = gIter->next) { pcmk_resource_t *child = (pcmk_resource_t *) gIter->data; result = rsc->fns->find_rsc(child, id, on_node, flags); if (result) { return result; } } return NULL; } // create is ignored char * native_parameter(pcmk_resource_t *rsc, pcmk_node_t *node, gboolean create, const char *name, pcmk_scheduler_t *scheduler) { char *value_copy = NULL; const char *value = NULL; GHashTable *params = NULL; CRM_CHECK(rsc != NULL, return NULL); CRM_CHECK(name != NULL && strlen(name) != 0, return NULL); pcmk__rsc_trace(rsc, "Looking up %s in %s", name, rsc->id); params = pe_rsc_params(rsc, node, scheduler); value = g_hash_table_lookup(params, name); if (value == NULL) { /* try meta attributes instead */ value = g_hash_table_lookup(rsc->meta, name); } pcmk__str_update(&value_copy, value); return value_copy; } gboolean native_active(pcmk_resource_t * rsc, gboolean all) { for (GList *gIter = rsc->running_on; gIter != NULL; gIter = gIter->next) { pcmk_node_t *a_node = (pcmk_node_t *) gIter->data; if (a_node->details->unclean) { pcmk__rsc_trace(rsc, "Resource %s: %s is unclean", rsc->id, pe__node_name(a_node)); return TRUE; } else if (!a_node->details->online && pcmk_is_set(rsc->flags, pcmk_rsc_managed)) { pcmk__rsc_trace(rsc, "Resource %s: %s is offline", rsc->id, pe__node_name(a_node)); } else { pcmk__rsc_trace(rsc, "Resource %s active on %s", rsc->id, pe__node_name(a_node)); return TRUE; } } return FALSE; } struct print_data_s { long options; void *print_data; }; static const char * native_pending_state(const pcmk_resource_t *rsc) { const char *pending_state = NULL; if (pcmk__str_eq(rsc->pending_task, PCMK_ACTION_START, pcmk__str_casei)) { pending_state = "Starting"; } else if (pcmk__str_eq(rsc->pending_task, PCMK_ACTION_STOP, pcmk__str_casei)) { pending_state = "Stopping"; } else if (pcmk__str_eq(rsc->pending_task, PCMK_ACTION_MIGRATE_TO, pcmk__str_casei)) { pending_state = "Migrating"; } else if (pcmk__str_eq(rsc->pending_task, PCMK_ACTION_MIGRATE_FROM, pcmk__str_casei)) { /* Work might be done in here. */ pending_state = "Migrating"; } else if (pcmk__str_eq(rsc->pending_task, PCMK_ACTION_PROMOTE, pcmk__str_casei)) { pending_state = "Promoting"; } else if (pcmk__str_eq(rsc->pending_task, PCMK_ACTION_DEMOTE, pcmk__str_casei)) { pending_state = "Demoting"; } return pending_state; } static const char * native_pending_task(const pcmk_resource_t *rsc) { const char *pending_task = NULL; if (pcmk__str_eq(rsc->pending_task, PCMK_ACTION_MONITOR, pcmk__str_casei)) { pending_task = "Monitoring"; /* Pending probes are not printed, even if pending * operations are requested. If someone ever requests that * behavior, uncomment this and the corresponding part of * unpack.c:unpack_rsc_op(). */ /* } else if (pcmk__str_eq(rsc->pending_task, "probe", pcmk__str_casei)) { pending_task = "Checking"; */ } return pending_task; } static enum rsc_role_e native_displayable_role(const pcmk_resource_t *rsc) { enum rsc_role_e role = rsc->role; if ((role == pcmk_role_started) && pcmk_is_set(pe__const_top_resource(rsc, false)->flags, pcmk_rsc_promotable)) { role = pcmk_role_unpromoted; } return role; } static const char * native_displayable_state(const pcmk_resource_t *rsc, bool print_pending) { const char *rsc_state = NULL; if (print_pending) { rsc_state = native_pending_state(rsc); } if (rsc_state == NULL) { rsc_state = role2text(native_displayable_role(rsc)); } return rsc_state; } /*! * \internal * \deprecated This function will be removed in a future release */ static void native_print_xml(pcmk_resource_t *rsc, const char *pre_text, long options, void *print_data) { const char *class = crm_element_value(rsc->xml, XML_AGENT_ATTR_CLASS); const char *prov = crm_element_value(rsc->xml, XML_AGENT_ATTR_PROVIDER); const char *rsc_state = native_displayable_state(rsc, pcmk_is_set(options, pe_print_pending)); const char *target_role = NULL; /* resource information. */ status_print("%sxml, XML_ATTR_TYPE)); status_print("role=\"%s\" ", rsc_state); if (rsc->meta) { - target_role = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_TARGET_ROLE); + target_role = g_hash_table_lookup(rsc->meta, PCMK_META_TARGET_ROLE); } if (target_role) { status_print("target_role=\"%s\" ", target_role); } status_print("active=\"%s\" ", pcmk__btoa(rsc->fns->active(rsc, TRUE))); status_print("orphaned=\"%s\" ", pe__rsc_bool_str(rsc, pcmk_rsc_removed)); status_print("blocked=\"%s\" ", pe__rsc_bool_str(rsc, pcmk_rsc_blocked)); status_print("managed=\"%s\" ", pe__rsc_bool_str(rsc, pcmk_rsc_managed)); status_print("failed=\"%s\" ", pe__rsc_bool_str(rsc, pcmk_rsc_failed)); status_print("failure_ignored=\"%s\" ", pe__rsc_bool_str(rsc, pcmk_rsc_ignore_failure)); status_print("nodes_running_on=\"%d\" ", g_list_length(rsc->running_on)); if (options & pe_print_pending) { const char *pending_task = native_pending_task(rsc); if (pending_task) { status_print("pending=\"%s\" ", pending_task); } } /* print out the nodes this resource is running on */ if (options & pe_print_rsconly) { status_print("/>\n"); /* do nothing */ } else if (rsc->running_on != NULL) { GList *gIter = rsc->running_on; status_print(">\n"); for (; gIter != NULL; gIter = gIter->next) { pcmk_node_t *node = (pcmk_node_t *) gIter->data; status_print("%s \n", pre_text, pcmk__s(node->details->uname, ""), node->details->id, pcmk__btoa(!node->details->online)); } status_print("%s\n", pre_text); } else { status_print("/>\n"); } } // Append a flag to resource description string's flags list static bool add_output_flag(GString *s, const char *flag_desc, bool have_flags) { g_string_append(s, (have_flags? ", " : " (")); g_string_append(s, flag_desc); return true; } // Append a node name to resource description string's node list static bool add_output_node(GString *s, const char *node, bool have_nodes) { g_string_append(s, (have_nodes? " " : " [ ")); g_string_append(s, node); return true; } /*! * \internal * \brief Create a string description of a resource * * \param[in] rsc Resource to describe * \param[in] name Desired identifier for the resource * \param[in] node If not NULL, node that resource is "on" * \param[in] show_opts Bitmask of pcmk_show_opt_e. * \param[in] target_role Resource's target role * \param[in] show_nodes Whether to display nodes when multiply active * * \return Newly allocated string description of resource * \note Caller must free the result with g_free(). */ gchar * pcmk__native_output_string(const pcmk_resource_t *rsc, const char *name, const pcmk_node_t *node, uint32_t show_opts, const char *target_role, bool show_nodes) { const char *class = crm_element_value(rsc->xml, XML_AGENT_ATTR_CLASS); const char *provider = NULL; const char *kind = crm_element_value(rsc->xml, XML_ATTR_TYPE); GString *outstr = NULL; bool have_flags = false; if (rsc->variant != pcmk_rsc_variant_primitive) { return NULL; } CRM_CHECK(name != NULL, name = "unknown"); CRM_CHECK(kind != NULL, kind = "unknown"); CRM_CHECK(class != NULL, class = "unknown"); if (pcmk_is_set(pcmk_get_ra_caps(class), pcmk_ra_cap_provider)) { provider = crm_element_value(rsc->xml, XML_AGENT_ATTR_PROVIDER); } if ((node == NULL) && (rsc->lock_node != NULL)) { node = rsc->lock_node; } if (pcmk_any_flags_set(show_opts, pcmk_show_rsc_only) || pcmk__list_of_multiple(rsc->running_on)) { node = NULL; } outstr = g_string_sized_new(128); // Resource name and agent pcmk__g_strcat(outstr, name, "\t(", class, ((provider == NULL)? "" : PROVIDER_SEP), pcmk__s(provider, ""), ":", kind, "):\t", NULL); // State on node if (pcmk_is_set(rsc->flags, pcmk_rsc_removed)) { g_string_append(outstr, " ORPHANED"); } if (pcmk_is_set(rsc->flags, pcmk_rsc_failed)) { enum rsc_role_e role = native_displayable_role(rsc); g_string_append(outstr, " FAILED"); if (role > pcmk_role_unpromoted) { pcmk__add_word(&outstr, 0, role2text(role)); } } else { bool show_pending = pcmk_is_set(show_opts, pcmk_show_pending); pcmk__add_word(&outstr, 0, native_displayable_state(rsc, show_pending)); } if (node) { pcmk__add_word(&outstr, 0, pe__node_name(node)); } // Failed probe operation if (native_displayable_role(rsc) == pcmk_role_stopped) { xmlNode *probe_op = pe__failed_probe_for_rsc(rsc, node ? node->details->uname : NULL); if (probe_op != NULL) { int rc; pcmk__scan_min_int(crm_element_value(probe_op, XML_LRM_ATTR_RC), &rc, 0); pcmk__g_strcat(outstr, " (", services_ocf_exitcode_str(rc), ") ", NULL); } } // Flags, as: ( [...]) if (node && !(node->details->online) && node->details->unclean) { have_flags = add_output_flag(outstr, "UNCLEAN", have_flags); } if (node && (node == rsc->lock_node)) { have_flags = add_output_flag(outstr, "LOCKED", have_flags); } if (pcmk_is_set(show_opts, pcmk_show_pending)) { const char *pending_task = native_pending_task(rsc); if (pending_task) { have_flags = add_output_flag(outstr, pending_task, have_flags); } } if (target_role != NULL) { switch (text2role(target_role)) { case pcmk_role_unknown: - pcmk__config_err("Invalid " XML_RSC_ATTR_TARGET_ROLE + pcmk__config_err("Invalid " PCMK_META_TARGET_ROLE " %s for resource %s", target_role, rsc->id); break; case pcmk_role_stopped: have_flags = add_output_flag(outstr, "disabled", have_flags); break; case pcmk_role_unpromoted: if (pcmk_is_set(pe__const_top_resource(rsc, false)->flags, pcmk_rsc_promotable)) { have_flags = add_output_flag(outstr, "target-role:", have_flags); g_string_append(outstr, target_role); } break; default: /* Only show target role if it limits our abilities (i.e. ignore * Started, as it is the default anyways, and doesn't prevent * the resource from becoming promoted). */ break; } } // Blocked or maintenance implies unmanaged if (pcmk_any_flags_set(rsc->flags, pcmk_rsc_blocked|pcmk_rsc_maintenance)) { if (pcmk_is_set(rsc->flags, pcmk_rsc_blocked)) { have_flags = add_output_flag(outstr, "blocked", have_flags); } else if (pcmk_is_set(rsc->flags, pcmk_rsc_maintenance)) { have_flags = add_output_flag(outstr, "maintenance", have_flags); } } else if (!pcmk_is_set(rsc->flags, pcmk_rsc_managed)) { have_flags = add_output_flag(outstr, "unmanaged", have_flags); } if (pcmk_is_set(rsc->flags, pcmk_rsc_ignore_failure)) { have_flags = add_output_flag(outstr, "failure ignored", have_flags); } if (have_flags) { g_string_append_c(outstr, ')'); } // User-supplied description if (pcmk_any_flags_set(show_opts, pcmk_show_rsc_only|pcmk_show_description) || pcmk__list_of_multiple(rsc->running_on)) { const char *desc = crm_element_value(rsc->xml, PCMK_XA_DESCRIPTION); if (desc) { g_string_append(outstr, " ("); g_string_append(outstr, desc); g_string_append(outstr, ")"); } } if (show_nodes && !pcmk_is_set(show_opts, pcmk_show_rsc_only) && pcmk__list_of_multiple(rsc->running_on)) { bool have_nodes = false; for (GList *iter = rsc->running_on; iter != NULL; iter = iter->next) { pcmk_node_t *n = (pcmk_node_t *) iter->data; have_nodes = add_output_node(outstr, n->details->uname, have_nodes); } if (have_nodes) { g_string_append(outstr, " ]"); } } return g_string_free(outstr, FALSE); } int pe__common_output_html(pcmk__output_t *out, const pcmk_resource_t *rsc, const char *name, const pcmk_node_t *node, uint32_t show_opts) { const char *kind = crm_element_value(rsc->xml, XML_ATTR_TYPE); const char *target_role = NULL; xmlNodePtr list_node = NULL; const char *cl = NULL; CRM_ASSERT(rsc->variant == pcmk_rsc_variant_primitive); CRM_ASSERT(kind != NULL); if (rsc->meta) { const char *is_internal = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_INTERNAL_RSC); if (crm_is_true(is_internal) && !pcmk_is_set(show_opts, pcmk_show_implicit_rscs)) { crm_trace("skipping print of internal resource %s", rsc->id); return pcmk_rc_no_output; } - target_role = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_TARGET_ROLE); + target_role = g_hash_table_lookup(rsc->meta, PCMK_META_TARGET_ROLE); } if (!pcmk_is_set(rsc->flags, pcmk_rsc_managed)) { cl = "rsc-managed"; } else if (pcmk_is_set(rsc->flags, pcmk_rsc_failed)) { cl = "rsc-failed"; } else if ((rsc->variant == pcmk_rsc_variant_primitive) && (rsc->running_on == NULL)) { cl = "rsc-failed"; } else if (pcmk__list_of_multiple(rsc->running_on)) { cl = "rsc-multiple"; } else if (pcmk_is_set(rsc->flags, pcmk_rsc_ignore_failure)) { cl = "rsc-failure-ignored"; } else { cl = "rsc-ok"; } { gchar *s = pcmk__native_output_string(rsc, name, node, show_opts, target_role, true); list_node = pcmk__output_create_html_node(out, "li", NULL, NULL, NULL); pcmk_create_html_node(list_node, "span", NULL, cl, s); g_free(s); } return pcmk_rc_ok; } int pe__common_output_text(pcmk__output_t *out, const pcmk_resource_t *rsc, const char *name, const pcmk_node_t *node, uint32_t show_opts) { const char *target_role = NULL; CRM_ASSERT(rsc->variant == pcmk_rsc_variant_primitive); if (rsc->meta) { const char *is_internal = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_INTERNAL_RSC); if (crm_is_true(is_internal) && !pcmk_is_set(show_opts, pcmk_show_implicit_rscs)) { crm_trace("skipping print of internal resource %s", rsc->id); return pcmk_rc_no_output; } - target_role = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_TARGET_ROLE); + target_role = g_hash_table_lookup(rsc->meta, PCMK_META_TARGET_ROLE); } { gchar *s = pcmk__native_output_string(rsc, name, node, show_opts, target_role, true); out->list_item(out, NULL, "%s", s); g_free(s); } return pcmk_rc_ok; } /*! * \internal * \deprecated This function will be removed in a future release */ void common_print(pcmk_resource_t *rsc, const char *pre_text, const char *name, const pcmk_node_t *node, long options, void *print_data) { const char *target_role = NULL; CRM_ASSERT(rsc->variant == pcmk_rsc_variant_primitive); if (rsc->meta) { const char *is_internal = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_INTERNAL_RSC); if (crm_is_true(is_internal) && !pcmk_is_set(options, pe_print_implicit)) { crm_trace("skipping print of internal resource %s", rsc->id); return; } - target_role = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_TARGET_ROLE); + target_role = g_hash_table_lookup(rsc->meta, PCMK_META_TARGET_ROLE); } if (options & pe_print_xml) { native_print_xml(rsc, pre_text, options, print_data); return; } if ((pre_text == NULL) && (options & pe_print_printf)) { pre_text = " "; } if (options & pe_print_html) { if (!pcmk_is_set(rsc->flags, pcmk_rsc_managed)) { status_print(""); } else if (pcmk_is_set(rsc->flags, pcmk_rsc_failed)) { status_print(""); } else if (rsc->running_on == NULL) { status_print(""); } else if (pcmk__list_of_multiple(rsc->running_on)) { status_print(""); } else if (pcmk_is_set(rsc->flags, pcmk_rsc_ignore_failure)) { status_print(""); } else { status_print(""); } } { gchar *resource_s = pcmk__native_output_string(rsc, name, node, options, target_role, false); status_print("%s%s", (pre_text? pre_text : ""), resource_s); g_free(resource_s); } if (pcmk_is_set(options, pe_print_html)) { status_print(" "); } if (!pcmk_is_set(options, pe_print_rsconly) && pcmk__list_of_multiple(rsc->running_on)) { GList *gIter = rsc->running_on; int counter = 0; if (options & pe_print_html) { status_print("
      \n"); } else if ((options & pe_print_printf) || (options & pe_print_ncurses)) { status_print("["); } for (; gIter != NULL; gIter = gIter->next) { pcmk_node_t *n = (pcmk_node_t *) gIter->data; counter++; if (options & pe_print_html) { status_print("
    • \n%s", pe__node_name(n)); } else if ((options & pe_print_printf) || (options & pe_print_ncurses)) { status_print(" %s", pe__node_name(n)); } else if ((options & pe_print_log)) { status_print("\t%d : %s", counter, pe__node_name(n)); } else { status_print("%s", pe__node_name(n)); } if (options & pe_print_html) { status_print("
      • \n"); } } if (options & pe_print_html) { status_print("
    \n"); } else if ((options & pe_print_printf) || (options & pe_print_ncurses)) { status_print(" ]"); } } if (options & pe_print_html) { status_print("
    \n"); } else if (options & pe_print_suppres_nl) { /* nothing */ } else if ((options & pe_print_printf) || (options & pe_print_ncurses)) { status_print("\n"); } } /*! * \internal * \deprecated This function will be removed in a future release */ void native_print(pcmk_resource_t *rsc, const char *pre_text, long options, void *print_data) { const pcmk_node_t *node = NULL; CRM_ASSERT(rsc->variant == pcmk_rsc_variant_primitive); if (options & pe_print_xml) { native_print_xml(rsc, pre_text, options, print_data); return; } node = pe__current_node(rsc); if (node == NULL) { // This is set only if a non-probe action is pending on this node node = rsc->pending_node; } common_print(rsc, pre_text, rsc_printable_id(rsc), node, options, print_data); } PCMK__OUTPUT_ARGS("primitive", "uint32_t", "pcmk_resource_t *", "GList *", "GList *") int pe__resource_xml(pcmk__output_t *out, va_list args) { uint32_t show_opts = va_arg(args, uint32_t); pcmk_resource_t *rsc = va_arg(args, pcmk_resource_t *); GList *only_node G_GNUC_UNUSED = va_arg(args, GList *); GList *only_rsc = va_arg(args, GList *); bool print_pending = pcmk_is_set(show_opts, pcmk_show_pending); const char *class = crm_element_value(rsc->xml, XML_AGENT_ATTR_CLASS); const char *prov = crm_element_value(rsc->xml, XML_AGENT_ATTR_PROVIDER); const char *rsc_state = native_displayable_state(rsc, print_pending); const char *desc = NULL; char ra_name[LINE_MAX]; char *nodes_running_on = NULL; const char *lock_node_name = NULL; int rc = pcmk_rc_no_output; const char *target_role = NULL; desc = pe__resource_description(rsc, show_opts); if (rsc->meta != NULL) { - target_role = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_TARGET_ROLE); + target_role = g_hash_table_lookup(rsc->meta, PCMK_META_TARGET_ROLE); } CRM_ASSERT(rsc->variant == pcmk_rsc_variant_primitive); if (rsc->fns->is_filtered(rsc, only_rsc, TRUE)) { return pcmk_rc_no_output; } /* resource information. */ snprintf(ra_name, LINE_MAX, "%s%s%s:%s", class, ((prov == NULL)? "" : PROVIDER_SEP), ((prov == NULL)? "" : prov), crm_element_value(rsc->xml, XML_ATTR_TYPE)); nodes_running_on = pcmk__itoa(g_list_length(rsc->running_on)); if (rsc->lock_node != NULL) { lock_node_name = rsc->lock_node->details->uname; } rc = pe__name_and_nvpairs_xml(out, true, "resource", 15, PCMK_XA_ID, rsc_printable_id(rsc), "resource_agent", ra_name, "role", rsc_state, "target_role", target_role, "active", pcmk__btoa(rsc->fns->active(rsc, TRUE)), "orphaned", pe__rsc_bool_str(rsc, pcmk_rsc_removed), "blocked", pe__rsc_bool_str(rsc, pcmk_rsc_blocked), "maintenance", pe__rsc_bool_str(rsc, pcmk_rsc_maintenance), "managed", pe__rsc_bool_str(rsc, pcmk_rsc_managed), "failed", pe__rsc_bool_str(rsc, pcmk_rsc_failed), "failure_ignored", pe__rsc_bool_str(rsc, pcmk_rsc_ignore_failure), "nodes_running_on", nodes_running_on, "pending", (print_pending? native_pending_task(rsc) : NULL), "locked_to", lock_node_name, PCMK_XA_DESCRIPTION, desc); free(nodes_running_on); CRM_ASSERT(rc == pcmk_rc_ok); if (rsc->running_on != NULL) { GList *gIter = rsc->running_on; for (; gIter != NULL; gIter = gIter->next) { pcmk_node_t *node = (pcmk_node_t *) gIter->data; rc = pe__name_and_nvpairs_xml(out, false, "node", 3, "name", node->details->uname, PCMK_XA_ID, node->details->id, "cached", pcmk__btoa(node->details->online)); CRM_ASSERT(rc == pcmk_rc_ok); } } pcmk__output_xml_pop_parent(out); return rc; } PCMK__OUTPUT_ARGS("primitive", "uint32_t", "pcmk_resource_t *", "GList *", "GList *") int pe__resource_html(pcmk__output_t *out, va_list args) { uint32_t show_opts = va_arg(args, uint32_t); pcmk_resource_t *rsc = va_arg(args, pcmk_resource_t *); GList *only_node G_GNUC_UNUSED = va_arg(args, GList *); GList *only_rsc = va_arg(args, GList *); const pcmk_node_t *node = pe__current_node(rsc); if (rsc->fns->is_filtered(rsc, only_rsc, TRUE)) { return pcmk_rc_no_output; } CRM_ASSERT(rsc->variant == pcmk_rsc_variant_primitive); if (node == NULL) { // This is set only if a non-probe action is pending on this node node = rsc->pending_node; } return pe__common_output_html(out, rsc, rsc_printable_id(rsc), node, show_opts); } PCMK__OUTPUT_ARGS("primitive", "uint32_t", "pcmk_resource_t *", "GList *", "GList *") int pe__resource_text(pcmk__output_t *out, va_list args) { uint32_t show_opts = va_arg(args, uint32_t); pcmk_resource_t *rsc = va_arg(args, pcmk_resource_t *); GList *only_node G_GNUC_UNUSED = va_arg(args, GList *); GList *only_rsc = va_arg(args, GList *); const pcmk_node_t *node = pe__current_node(rsc); CRM_ASSERT(rsc->variant == pcmk_rsc_variant_primitive); if (rsc->fns->is_filtered(rsc, only_rsc, TRUE)) { return pcmk_rc_no_output; } if (node == NULL) { // This is set only if a non-probe action is pending on this node node = rsc->pending_node; } return pe__common_output_text(out, rsc, rsc_printable_id(rsc), node, show_opts); } void native_free(pcmk_resource_t * rsc) { pcmk__rsc_trace(rsc, "Freeing resource action list (not the data)"); common_free(rsc); } enum rsc_role_e native_resource_state(const pcmk_resource_t * rsc, gboolean current) { enum rsc_role_e role = rsc->next_role; if (current) { role = rsc->role; } pcmk__rsc_trace(rsc, "%s state: %s", rsc->id, role2text(role)); return role; } /*! * \internal * \brief List nodes where a resource (or any of its children) is * * \param[in] rsc Resource to check * \param[out] list List to add result to * \param[in] current 0 = where allocated, 1 = where running, * 2 = where running or pending * * \return If list contains only one node, that node, or NULL otherwise */ pcmk_node_t * native_location(const pcmk_resource_t *rsc, GList **list, int current) { // @COMPAT: Accept a pcmk__rsc_node argument instead of int current pcmk_node_t *one = NULL; GList *result = NULL; if (rsc->children) { GList *gIter = rsc->children; for (; gIter != NULL; gIter = gIter->next) { pcmk_resource_t *child = (pcmk_resource_t *) gIter->data; child->fns->location(child, &result, current); } } else if (current) { if (rsc->running_on) { result = g_list_copy(rsc->running_on); } if ((current == 2) && rsc->pending_node && !pe_find_node_id(result, rsc->pending_node->details->id)) { result = g_list_append(result, rsc->pending_node); } } else if (current == FALSE && rsc->allocated_to) { result = g_list_append(NULL, rsc->allocated_to); } if (result && (result->next == NULL)) { one = result->data; } if (list) { GList *gIter = result; for (; gIter != NULL; gIter = gIter->next) { pcmk_node_t *node = (pcmk_node_t *) gIter->data; if (*list == NULL || pe_find_node_id(*list, node->details->id) == NULL) { *list = g_list_append(*list, node); } } } g_list_free(result); return one; } static void get_rscs_brief(GList *rsc_list, GHashTable * rsc_table, GHashTable * active_table) { GList *gIter = rsc_list; for (; gIter != NULL; gIter = gIter->next) { pcmk_resource_t *rsc = (pcmk_resource_t *) gIter->data; const char *class = crm_element_value(rsc->xml, XML_AGENT_ATTR_CLASS); const char *kind = crm_element_value(rsc->xml, XML_ATTR_TYPE); int offset = 0; char buffer[LINE_MAX]; int *rsc_counter = NULL; int *active_counter = NULL; if (rsc->variant != pcmk_rsc_variant_primitive) { continue; } offset += snprintf(buffer + offset, LINE_MAX - offset, "%s", class); if (pcmk_is_set(pcmk_get_ra_caps(class), pcmk_ra_cap_provider)) { const char *prov = crm_element_value(rsc->xml, XML_AGENT_ATTR_PROVIDER); if (prov != NULL) { offset += snprintf(buffer + offset, LINE_MAX - offset, PROVIDER_SEP "%s", prov); } } offset += snprintf(buffer + offset, LINE_MAX - offset, ":%s", kind); CRM_LOG_ASSERT(offset > 0); if (rsc_table) { rsc_counter = g_hash_table_lookup(rsc_table, buffer); if (rsc_counter == NULL) { rsc_counter = calloc(1, sizeof(int)); *rsc_counter = 0; g_hash_table_insert(rsc_table, strdup(buffer), rsc_counter); } (*rsc_counter)++; } if (active_table) { GList *gIter2 = rsc->running_on; for (; gIter2 != NULL; gIter2 = gIter2->next) { pcmk_node_t *node = (pcmk_node_t *) gIter2->data; GHashTable *node_table = NULL; if (node->details->unclean == FALSE && node->details->online == FALSE && pcmk_is_set(rsc->flags, pcmk_rsc_managed)) { continue; } node_table = g_hash_table_lookup(active_table, node->details->uname); if (node_table == NULL) { node_table = pcmk__strkey_table(free, free); g_hash_table_insert(active_table, strdup(node->details->uname), node_table); } active_counter = g_hash_table_lookup(node_table, buffer); if (active_counter == NULL) { active_counter = calloc(1, sizeof(int)); *active_counter = 0; g_hash_table_insert(node_table, strdup(buffer), active_counter); } (*active_counter)++; } } } } static void destroy_node_table(gpointer data) { GHashTable *node_table = data; if (node_table) { g_hash_table_destroy(node_table); } } /*! * \internal * \deprecated This function will be removed in a future release */ void print_rscs_brief(GList *rsc_list, const char *pre_text, long options, void *print_data, gboolean print_all) { GHashTable *rsc_table = pcmk__strkey_table(free, free); GHashTable *active_table = pcmk__strkey_table(free, destroy_node_table); GHashTableIter hash_iter; char *type = NULL; int *rsc_counter = NULL; get_rscs_brief(rsc_list, rsc_table, active_table); g_hash_table_iter_init(&hash_iter, rsc_table); while (g_hash_table_iter_next(&hash_iter, (gpointer *)&type, (gpointer *)&rsc_counter)) { GHashTableIter hash_iter2; char *node_name = NULL; GHashTable *node_table = NULL; int active_counter_all = 0; g_hash_table_iter_init(&hash_iter2, active_table); while (g_hash_table_iter_next(&hash_iter2, (gpointer *)&node_name, (gpointer *)&node_table)) { int *active_counter = g_hash_table_lookup(node_table, type); if (active_counter == NULL || *active_counter == 0) { continue; } else { active_counter_all += *active_counter; } if (options & pe_print_rsconly) { node_name = NULL; } if (options & pe_print_html) { status_print("
  • \n"); } if (print_all) { status_print("%s%d/%d\t(%s):\tActive %s\n", pre_text ? pre_text : "", active_counter ? *active_counter : 0, rsc_counter ? *rsc_counter : 0, type, active_counter && (*active_counter > 0) && node_name ? node_name : ""); } else { status_print("%s%d\t(%s):\tActive %s\n", pre_text ? pre_text : "", active_counter ? *active_counter : 0, type, active_counter && (*active_counter > 0) && node_name ? node_name : ""); } if (options & pe_print_html) { status_print("
    • \n"); } } if (print_all && active_counter_all == 0) { if (options & pe_print_html) { status_print("
  • \n"); } status_print("%s%d/%d\t(%s):\tActive\n", pre_text ? pre_text : "", active_counter_all, rsc_counter ? *rsc_counter : 0, type); if (options & pe_print_html) { status_print("
    • \n"); } } } if (rsc_table) { g_hash_table_destroy(rsc_table); rsc_table = NULL; } if (active_table) { g_hash_table_destroy(active_table); active_table = NULL; } } int pe__rscs_brief_output(pcmk__output_t *out, GList *rsc_list, uint32_t show_opts) { GHashTable *rsc_table = pcmk__strkey_table(free, free); GHashTable *active_table = pcmk__strkey_table(free, destroy_node_table); GList *sorted_rscs; int rc = pcmk_rc_no_output; get_rscs_brief(rsc_list, rsc_table, active_table); /* Make a list of the rsc_table keys so that it can be sorted. This is to make sure * output order stays consistent between systems. */ sorted_rscs = g_hash_table_get_keys(rsc_table); sorted_rscs = g_list_sort(sorted_rscs, (GCompareFunc) strcmp); for (GList *gIter = sorted_rscs; gIter; gIter = gIter->next) { char *type = (char *) gIter->data; int *rsc_counter = g_hash_table_lookup(rsc_table, type); GList *sorted_nodes = NULL; int active_counter_all = 0; /* Also make a list of the active_table keys so it can be sorted. If there's * more than one instance of a type of resource running, we need the nodes to * be sorted to make sure output order stays consistent between systems. */ sorted_nodes = g_hash_table_get_keys(active_table); sorted_nodes = g_list_sort(sorted_nodes, (GCompareFunc) pcmk__numeric_strcasecmp); for (GList *gIter2 = sorted_nodes; gIter2; gIter2 = gIter2->next) { char *node_name = (char *) gIter2->data; GHashTable *node_table = g_hash_table_lookup(active_table, node_name); int *active_counter = NULL; if (node_table == NULL) { continue; } active_counter = g_hash_table_lookup(node_table, type); if (active_counter == NULL || *active_counter == 0) { continue; } else { active_counter_all += *active_counter; } if (pcmk_is_set(show_opts, pcmk_show_rsc_only)) { node_name = NULL; } if (pcmk_is_set(show_opts, pcmk_show_inactive_rscs)) { out->list_item(out, NULL, "%d/%d\t(%s):\tActive %s", *active_counter, rsc_counter ? *rsc_counter : 0, type, (*active_counter > 0) && node_name ? node_name : ""); } else { out->list_item(out, NULL, "%d\t(%s):\tActive %s", *active_counter, type, (*active_counter > 0) && node_name ? node_name : ""); } rc = pcmk_rc_ok; } if (pcmk_is_set(show_opts, pcmk_show_inactive_rscs) && active_counter_all == 0) { out->list_item(out, NULL, "%d/%d\t(%s):\tActive", active_counter_all, rsc_counter ? *rsc_counter : 0, type); rc = pcmk_rc_ok; } if (sorted_nodes) { g_list_free(sorted_nodes); } } if (rsc_table) { g_hash_table_destroy(rsc_table); rsc_table = NULL; } if (active_table) { g_hash_table_destroy(active_table); active_table = NULL; } if (sorted_rscs) { g_list_free(sorted_rscs); } return rc; } gboolean pe__native_is_filtered(const pcmk_resource_t *rsc, GList *only_rsc, gboolean check_parent) { if (pcmk__str_in_list(rsc_printable_id(rsc), only_rsc, pcmk__str_star_matches) || pcmk__str_in_list(rsc->id, only_rsc, pcmk__str_star_matches)) { return FALSE; } else if (check_parent && rsc->parent) { const pcmk_resource_t *up = pe__const_top_resource(rsc, true); return up->fns->is_filtered(up, only_rsc, FALSE); } return TRUE; } /*! * \internal * \brief Get maximum primitive resource instances per node * * \param[in] rsc Primitive resource to check * * \return Maximum number of \p rsc instances that can be active on one node */ unsigned int pe__primitive_max_per_node(const pcmk_resource_t *rsc) { CRM_ASSERT((rsc != NULL) && (rsc->variant == pcmk_rsc_variant_primitive)); return 1U; } diff --git a/lib/pengine/pe_output.c b/lib/pengine/pe_output.c index 6cc53ab850..024330d7a9 100644 --- a/lib/pengine/pe_output.c +++ b/lib/pengine/pe_output.c @@ -1,3176 +1,3177 @@ /* * Copyright 2019-2024 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include const char * pe__resource_description(const pcmk_resource_t *rsc, uint32_t show_opts) { const char * desc = NULL; // User-supplied description if (pcmk_any_flags_set(show_opts, pcmk_show_rsc_only|pcmk_show_description)) { desc = crm_element_value(rsc->xml, PCMK_XA_DESCRIPTION); } return desc; } /* Never display node attributes whose name starts with one of these prefixes */ #define FILTER_STR { PCMK__FAIL_COUNT_PREFIX, PCMK__LAST_FAILURE_PREFIX, \ "shutdown", PCMK_NODE_ATTR_TERMINATE, "standby", "#", \ NULL } static int compare_attribute(gconstpointer a, gconstpointer b) { int rc; rc = strcmp((const char *)a, (const char *)b); return rc; } /*! * \internal * \brief Determine whether extended information about an attribute should be added. * * \param[in] node Node that ran this resource * \param[in,out] rsc_list List of resources for this node * \param[in,out] scheduler Scheduler data * \param[in] attrname Attribute to find * \param[out] expected_score Expected value for this attribute * * \return true if extended information should be printed, false otherwise * \note Currently, extended information is only supported for ping/pingd * resources, for which a message will be printed if connectivity is lost * or degraded. */ static bool add_extra_info(const pcmk_node_t *node, GList *rsc_list, pcmk_scheduler_t *scheduler, const char *attrname, int *expected_score) { GList *gIter = NULL; for (gIter = rsc_list; gIter != NULL; gIter = gIter->next) { pcmk_resource_t *rsc = (pcmk_resource_t *) gIter->data; const char *type = g_hash_table_lookup(rsc->meta, "type"); const char *name = NULL; GHashTable *params = NULL; if (rsc->children != NULL) { if (add_extra_info(node, rsc->children, scheduler, attrname, expected_score)) { return true; } } if (!pcmk__strcase_any_of(type, "ping", "pingd", NULL)) { continue; } params = pe_rsc_params(rsc, node, scheduler); name = g_hash_table_lookup(params, "name"); if (name == NULL) { name = "pingd"; } /* To identify the resource with the attribute name. */ if (pcmk__str_eq(name, attrname, pcmk__str_casei)) { int host_list_num = 0; const char *hosts = g_hash_table_lookup(params, "host_list"); const char *multiplier = g_hash_table_lookup(params, "multiplier"); int multiplier_i; if (hosts) { char **host_list = g_strsplit(hosts, " ", 0); host_list_num = g_strv_length(host_list); g_strfreev(host_list); } if ((multiplier == NULL) || (pcmk__scan_min_int(multiplier, &multiplier_i, INT_MIN) != pcmk_rc_ok)) { /* The ocf:pacemaker:ping resource agent defaults multiplier to * 1. The agent currently does not handle invalid text, but it * should, and this would be a reasonable choice ... */ multiplier_i = 1; } *expected_score = host_list_num * multiplier_i; return true; } } return false; } static GList * filter_attr_list(GList *attr_list, char *name) { int i; const char *filt_str[] = FILTER_STR; CRM_CHECK(name != NULL, return attr_list); /* filtering automatic attributes */ for (i = 0; filt_str[i] != NULL; i++) { if (g_str_has_prefix(name, filt_str[i])) { return attr_list; } } return g_list_insert_sorted(attr_list, name, compare_attribute); } static GList * get_operation_list(xmlNode *rsc_entry) { GList *op_list = NULL; xmlNode *rsc_op = NULL; for (rsc_op = pcmk__xe_first_child(rsc_entry); rsc_op != NULL; rsc_op = pcmk__xe_next(rsc_op)) { const char *task = crm_element_value(rsc_op, XML_LRM_ATTR_TASK); const char *interval_ms_s = crm_element_value(rsc_op, XML_LRM_ATTR_INTERVAL_MS); const char *op_rc = crm_element_value(rsc_op, XML_LRM_ATTR_RC); int op_rc_i; pcmk__scan_min_int(op_rc, &op_rc_i, 0); /* Display 0-interval monitors as "probe" */ if (pcmk__str_eq(task, PCMK_ACTION_MONITOR, pcmk__str_casei) && pcmk__str_eq(interval_ms_s, "0", pcmk__str_null_matches | pcmk__str_casei)) { task = "probe"; } /* Ignore notifies and some probes */ if (pcmk__str_eq(task, PCMK_ACTION_NOTIFY, pcmk__str_none) || (pcmk__str_eq(task, "probe", pcmk__str_none) && (op_rc_i == CRM_EX_NOT_RUNNING))) { continue; } if (pcmk__str_eq((const char *)rsc_op->name, XML_LRM_TAG_RSC_OP, pcmk__str_none)) { op_list = g_list_append(op_list, rsc_op); } } op_list = g_list_sort(op_list, sort_op_by_callid); return op_list; } static void add_dump_node(gpointer key, gpointer value, gpointer user_data) { xmlNodePtr node = user_data; pcmk_create_xml_text_node(node, (const char *) key, (const char *) value); } static void append_dump_text(gpointer key, gpointer value, gpointer user_data) { char **dump_text = user_data; char *new_text = crm_strdup_printf("%s %s=%s", *dump_text, (char *)key, (char *)value); free(*dump_text); *dump_text = new_text; } #define XPATH_STACK "//" XML_CIB_TAG_NVPAIR \ "[@" XML_NVPAIR_ATTR_NAME "='" \ PCMK_OPT_CLUSTER_INFRASTRUCTURE "']" static const char * get_cluster_stack(pcmk_scheduler_t *scheduler) { xmlNode *stack = get_xpath_object(XPATH_STACK, scheduler->input, LOG_DEBUG); return stack? crm_element_value(stack, XML_NVPAIR_ATTR_VALUE) : "unknown"; } static char * last_changed_string(const char *last_written, const char *user, const char *client, const char *origin) { if (last_written != NULL || user != NULL || client != NULL || origin != NULL) { return crm_strdup_printf("%s%s%s%s%s%s%s", last_written ? last_written : "", user ? " by " : "", user ? user : "", client ? " via " : "", client ? client : "", origin ? " on " : "", origin ? origin : ""); } else { return strdup(""); } } static char * op_history_string(xmlNode *xml_op, const char *task, const char *interval_ms_s, int rc, bool print_timing) { const char *call = crm_element_value(xml_op, XML_LRM_ATTR_CALLID); char *interval_str = NULL; char *buf = NULL; if (interval_ms_s && !pcmk__str_eq(interval_ms_s, "0", pcmk__str_casei)) { char *pair = pcmk__format_nvpair("interval", interval_ms_s, "ms"); interval_str = crm_strdup_printf(" %s", pair); free(pair); } if (print_timing) { char *last_change_str = NULL; char *exec_str = NULL; char *queue_str = NULL; const char *value = NULL; time_t epoch = 0; if ((crm_element_value_epoch(xml_op, XML_RSC_OP_LAST_CHANGE, &epoch) == pcmk_ok) && (epoch > 0)) { char *epoch_str = pcmk__epoch2str(&epoch, 0); last_change_str = crm_strdup_printf(" %s=\"%s\"", XML_RSC_OP_LAST_CHANGE, pcmk__s(epoch_str, "")); free(epoch_str); } value = crm_element_value(xml_op, XML_RSC_OP_T_EXEC); if (value) { char *pair = pcmk__format_nvpair(XML_RSC_OP_T_EXEC, value, "ms"); exec_str = crm_strdup_printf(" %s", pair); free(pair); } value = crm_element_value(xml_op, XML_RSC_OP_T_QUEUE); if (value) { char *pair = pcmk__format_nvpair(XML_RSC_OP_T_QUEUE, value, "ms"); queue_str = crm_strdup_printf(" %s", pair); free(pair); } buf = crm_strdup_printf("(%s) %s:%s%s%s%s rc=%d (%s)", call, task, interval_str ? interval_str : "", last_change_str ? last_change_str : "", exec_str ? exec_str : "", queue_str ? queue_str : "", rc, services_ocf_exitcode_str(rc)); if (last_change_str) { free(last_change_str); } if (exec_str) { free(exec_str); } if (queue_str) { free(queue_str); } } else { buf = crm_strdup_printf("(%s) %s%s%s", call, task, interval_str ? ":" : "", interval_str ? interval_str : ""); } if (interval_str) { free(interval_str); } return buf; } static char * resource_history_string(pcmk_resource_t *rsc, const char *rsc_id, bool all, int failcount, time_t last_failure) { char *buf = NULL; if (rsc == NULL) { buf = crm_strdup_printf("%s: orphan", rsc_id); } else if (all || failcount || last_failure > 0) { char *failcount_s = NULL; char *lastfail_s = NULL; if (failcount > 0) { failcount_s = crm_strdup_printf(" %s=%d", PCMK__FAIL_COUNT_PREFIX, failcount); } else { failcount_s = strdup(""); } if (last_failure > 0) { buf = pcmk__epoch2str(&last_failure, 0); lastfail_s = crm_strdup_printf(" %s='%s'", PCMK__LAST_FAILURE_PREFIX, buf); free(buf); } buf = crm_strdup_printf("%s: migration-threshold=%d%s%s", rsc_id, rsc->migration_threshold, failcount_s, lastfail_s? lastfail_s : ""); free(failcount_s); free(lastfail_s); } else { buf = crm_strdup_printf("%s:", rsc_id); } return buf; } /*! * \internal * \brief Get a node's feature set for status display purposes * * \param[in] node Node to check * * \return String representation of feature set if the node is fully up (using * "<3.15.1" for older nodes that don't set the #feature-set attribute), * otherwise NULL */ static const char * get_node_feature_set(const pcmk_node_t *node) { if (node->details->online && node->details->expected_up && !pe__is_guest_or_remote_node(node)) { const char *feature_set = g_hash_table_lookup(node->details->attrs, CRM_ATTR_FEATURE_SET); /* The feature set attribute is present since 3.15.1. If it is missing, * then the node must be running an earlier version. */ return pcmk__s(feature_set, "<3.15.1"); } return NULL; } static bool is_mixed_version(pcmk_scheduler_t *scheduler) { const char *feature_set = NULL; for (GList *gIter = scheduler->nodes; gIter != NULL; gIter = gIter->next) { pcmk_node_t *node = gIter->data; const char *node_feature_set = get_node_feature_set(node); if (node_feature_set != NULL) { if (feature_set == NULL) { feature_set = node_feature_set; } else if (strcmp(feature_set, node_feature_set) != 0) { return true; } } } return false; } static char * formatted_xml_buf(const pcmk_resource_t *rsc, bool raw) { if (raw) { return dump_xml_formatted(rsc->orig_xml ? rsc->orig_xml : rsc->xml); } else { return dump_xml_formatted(rsc->xml); } } #define XPATH_DC_VERSION "//" XML_CIB_TAG_NVPAIR \ "[@" XML_NVPAIR_ATTR_NAME "='" \ PCMK_OPT_DC_VERSION "']" PCMK__OUTPUT_ARGS("cluster-summary", "pcmk_scheduler_t *", "enum pcmk_pacemakerd_state", "uint32_t", "uint32_t") static int cluster_summary(pcmk__output_t *out, va_list args) { pcmk_scheduler_t *scheduler = va_arg(args, pcmk_scheduler_t *); enum pcmk_pacemakerd_state pcmkd_state = (enum pcmk_pacemakerd_state) va_arg(args, int); uint32_t section_opts = va_arg(args, uint32_t); uint32_t show_opts = va_arg(args, uint32_t); int rc = pcmk_rc_no_output; const char *stack_s = get_cluster_stack(scheduler); if (pcmk_is_set(section_opts, pcmk_section_stack)) { PCMK__OUTPUT_LIST_HEADER(out, false, rc, "Cluster Summary"); out->message(out, "cluster-stack", stack_s, pcmkd_state); } if (pcmk_is_set(section_opts, pcmk_section_dc)) { xmlNode *dc_version = get_xpath_object(XPATH_DC_VERSION, scheduler->input, LOG_DEBUG); const char *dc_version_s = dc_version? crm_element_value(dc_version, XML_NVPAIR_ATTR_VALUE) : NULL; const char *quorum = crm_element_value(scheduler->input, PCMK_XA_HAVE_QUORUM); char *dc_name = scheduler->dc_node? pe__node_display_name(scheduler->dc_node, pcmk_is_set(show_opts, pcmk_show_node_id)) : NULL; bool mixed_version = is_mixed_version(scheduler); PCMK__OUTPUT_LIST_HEADER(out, false, rc, "Cluster Summary"); out->message(out, "cluster-dc", scheduler->dc_node, quorum, dc_version_s, dc_name, mixed_version); free(dc_name); } if (pcmk_is_set(section_opts, pcmk_section_times)) { const char *last_written = crm_element_value(scheduler->input, PCMK_XA_CIB_LAST_WRITTEN); const char *user = crm_element_value(scheduler->input, XML_ATTR_UPDATE_USER); const char *client = crm_element_value(scheduler->input, XML_ATTR_UPDATE_CLIENT); const char *origin = crm_element_value(scheduler->input, XML_ATTR_UPDATE_ORIG); PCMK__OUTPUT_LIST_HEADER(out, false, rc, "Cluster Summary"); out->message(out, "cluster-times", scheduler->localhost, last_written, user, client, origin); } if (pcmk_is_set(section_opts, pcmk_section_counts)) { PCMK__OUTPUT_LIST_HEADER(out, false, rc, "Cluster Summary"); out->message(out, "cluster-counts", g_list_length(scheduler->nodes), scheduler->ninstances, scheduler->disabled_resources, scheduler->blocked_resources); } if (pcmk_is_set(section_opts, pcmk_section_options)) { PCMK__OUTPUT_LIST_HEADER(out, false, rc, "Cluster Summary"); out->message(out, "cluster-options", scheduler); } PCMK__OUTPUT_LIST_FOOTER(out, rc); if (pcmk_is_set(section_opts, pcmk_section_maint_mode)) { if (out->message(out, "maint-mode", scheduler->flags) == pcmk_rc_ok) { rc = pcmk_rc_ok; } } return rc; } PCMK__OUTPUT_ARGS("cluster-summary", "pcmk_scheduler_t *", "enum pcmk_pacemakerd_state", "uint32_t", "uint32_t") static int cluster_summary_html(pcmk__output_t *out, va_list args) { pcmk_scheduler_t *scheduler = va_arg(args, pcmk_scheduler_t *); enum pcmk_pacemakerd_state pcmkd_state = (enum pcmk_pacemakerd_state) va_arg(args, int); uint32_t section_opts = va_arg(args, uint32_t); uint32_t show_opts = va_arg(args, uint32_t); int rc = pcmk_rc_no_output; const char *stack_s = get_cluster_stack(scheduler); if (pcmk_is_set(section_opts, pcmk_section_stack)) { PCMK__OUTPUT_LIST_HEADER(out, false, rc, "Cluster Summary"); out->message(out, "cluster-stack", stack_s, pcmkd_state); } /* Always print DC if none, even if not requested */ if ((scheduler->dc_node == NULL) || pcmk_is_set(section_opts, pcmk_section_dc)) { xmlNode *dc_version = get_xpath_object(XPATH_DC_VERSION, scheduler->input, LOG_DEBUG); const char *dc_version_s = dc_version? crm_element_value(dc_version, XML_NVPAIR_ATTR_VALUE) : NULL; const char *quorum = crm_element_value(scheduler->input, PCMK_XA_HAVE_QUORUM); char *dc_name = scheduler->dc_node? pe__node_display_name(scheduler->dc_node, pcmk_is_set(show_opts, pcmk_show_node_id)) : NULL; bool mixed_version = is_mixed_version(scheduler); PCMK__OUTPUT_LIST_HEADER(out, false, rc, "Cluster Summary"); out->message(out, "cluster-dc", scheduler->dc_node, quorum, dc_version_s, dc_name, mixed_version); free(dc_name); } if (pcmk_is_set(section_opts, pcmk_section_times)) { const char *last_written = crm_element_value(scheduler->input, PCMK_XA_CIB_LAST_WRITTEN); const char *user = crm_element_value(scheduler->input, XML_ATTR_UPDATE_USER); const char *client = crm_element_value(scheduler->input, XML_ATTR_UPDATE_CLIENT); const char *origin = crm_element_value(scheduler->input, XML_ATTR_UPDATE_ORIG); PCMK__OUTPUT_LIST_HEADER(out, false, rc, "Cluster Summary"); out->message(out, "cluster-times", scheduler->localhost, last_written, user, client, origin); } if (pcmk_is_set(section_opts, pcmk_section_counts)) { PCMK__OUTPUT_LIST_HEADER(out, false, rc, "Cluster Summary"); out->message(out, "cluster-counts", g_list_length(scheduler->nodes), scheduler->ninstances, scheduler->disabled_resources, scheduler->blocked_resources); } if (pcmk_is_set(section_opts, pcmk_section_options)) { /* Kind of a hack - close the list we may have opened earlier in this * function so we can put all the options into their own list. We * only want to do this on HTML output, though. */ PCMK__OUTPUT_LIST_FOOTER(out, rc); out->begin_list(out, NULL, NULL, "Config Options"); out->message(out, "cluster-options", scheduler); } PCMK__OUTPUT_LIST_FOOTER(out, rc); if (pcmk_is_set(section_opts, pcmk_section_maint_mode)) { if (out->message(out, "maint-mode", scheduler->flags) == pcmk_rc_ok) { rc = pcmk_rc_ok; } } return rc; } char * pe__node_display_name(pcmk_node_t *node, bool print_detail) { char *node_name; const char *node_host = NULL; const char *node_id = NULL; int name_len; CRM_ASSERT((node != NULL) && (node->details != NULL) && (node->details->uname != NULL)); /* Host is displayed only if this is a guest node and detail is requested */ if (print_detail && pe__is_guest_node(node)) { const pcmk_resource_t *container = node->details->remote_rsc->container; const pcmk_node_t *host_node = pe__current_node(container); if (host_node && host_node->details) { node_host = host_node->details->uname; } if (node_host == NULL) { node_host = ""; /* so we at least get "uname@" to indicate guest */ } } /* Node ID is displayed if different from uname and detail is requested */ if (print_detail && !pcmk__str_eq(node->details->uname, node->details->id, pcmk__str_casei)) { node_id = node->details->id; } /* Determine name length */ name_len = strlen(node->details->uname) + 1; if (node_host) { name_len += strlen(node_host) + 1; /* "@node_host" */ } if (node_id) { name_len += strlen(node_id) + 3; /* + " (node_id)" */ } /* Allocate and populate display name */ node_name = malloc(name_len); CRM_ASSERT(node_name != NULL); strcpy(node_name, node->details->uname); if (node_host) { strcat(node_name, "@"); strcat(node_name, node_host); } if (node_id) { strcat(node_name, " ("); strcat(node_name, node_id); strcat(node_name, ")"); } return node_name; } int pe__name_and_nvpairs_xml(pcmk__output_t *out, bool is_list, const char *tag_name , size_t pairs_count, ...) { xmlNodePtr xml_node = NULL; va_list args; CRM_ASSERT(tag_name != NULL); xml_node = pcmk__output_xml_peek_parent(out); CRM_ASSERT(xml_node != NULL); xml_node = create_xml_node(xml_node, tag_name); va_start(args, pairs_count); while(pairs_count--) { const char *param_name = va_arg(args, const char *); const char *param_value = va_arg(args, const char *); if (param_name && param_value) { crm_xml_add(xml_node, param_name, param_value); } }; va_end(args); if (is_list) { pcmk__output_xml_push_parent(out, xml_node); } return pcmk_rc_ok; } static const char * role_desc(enum rsc_role_e role) { if (role == pcmk_role_promoted) { #ifdef PCMK__COMPAT_2_0 return "as " PCMK__ROLE_PROMOTED_LEGACY " "; #else return "in " PCMK__ROLE_PROMOTED " role "; #endif } return ""; } PCMK__OUTPUT_ARGS("ban", "pcmk_node_t *", "pcmk__location_t *", "uint32_t") static int ban_html(pcmk__output_t *out, va_list args) { pcmk_node_t *pe_node = va_arg(args, pcmk_node_t *); pcmk__location_t *location = va_arg(args, pcmk__location_t *); uint32_t show_opts = va_arg(args, uint32_t); char *node_name = pe__node_display_name(pe_node, pcmk_is_set(show_opts, pcmk_show_node_id)); char *buf = crm_strdup_printf("%s\tprevents %s from running %son %s", location->id, location->rsc->id, role_desc(location->role_filter), node_name); pcmk__output_create_html_node(out, "li", NULL, NULL, buf); free(node_name); free(buf); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("ban", "pcmk_node_t *", "pcmk__location_t *", "uint32_t") static int ban_text(pcmk__output_t *out, va_list args) { pcmk_node_t *pe_node = va_arg(args, pcmk_node_t *); pcmk__location_t *location = va_arg(args, pcmk__location_t *); uint32_t show_opts = va_arg(args, uint32_t); char *node_name = pe__node_display_name(pe_node, pcmk_is_set(show_opts, pcmk_show_node_id)); out->list_item(out, NULL, "%s\tprevents %s from running %son %s", location->id, location->rsc->id, role_desc(location->role_filter), node_name); free(node_name); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("ban", "pcmk_node_t *", "pcmk__location_t *", "uint32_t") static int ban_xml(pcmk__output_t *out, va_list args) { pcmk_node_t *pe_node = va_arg(args, pcmk_node_t *); pcmk__location_t *location = va_arg(args, pcmk__location_t *); uint32_t show_opts G_GNUC_UNUSED = va_arg(args, uint32_t); const char *promoted_only = pcmk__btoa(location->role_filter == pcmk_role_promoted); char *weight_s = pcmk__itoa(pe_node->weight); pcmk__output_create_xml_node(out, "ban", PCMK_XA_ID, location->id, "resource", location->rsc->id, "node", pe_node->details->uname, "weight", weight_s, "promoted-only", promoted_only, /* This is a deprecated alias for * promoted_only. Removing it will break * backward compatibility of the API schema, * which will require an API schema major * version bump. */ "master_only", promoted_only, NULL); free(weight_s); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("ban-list", "pcmk_scheduler_t *", "const char *", "GList *", "uint32_t", "bool") static int ban_list(pcmk__output_t *out, va_list args) { pcmk_scheduler_t *scheduler = va_arg(args, pcmk_scheduler_t *); const char *prefix = va_arg(args, const char *); GList *only_rsc = va_arg(args, GList *); uint32_t show_opts = va_arg(args, uint32_t); bool print_spacer = va_arg(args, int); GList *gIter, *gIter2; int rc = pcmk_rc_no_output; /* Print each ban */ for (gIter = scheduler->placement_constraints; gIter != NULL; gIter = gIter->next) { pcmk__location_t *location = gIter->data; const pcmk_resource_t *rsc = location->rsc; if (prefix != NULL && !g_str_has_prefix(location->id, prefix)) { continue; } if (!pcmk__str_in_list(rsc_printable_id(rsc), only_rsc, pcmk__str_star_matches) && !pcmk__str_in_list(rsc_printable_id(pe__const_top_resource(rsc, false)), only_rsc, pcmk__str_star_matches)) { continue; } for (gIter2 = location->nodes; gIter2 != NULL; gIter2 = gIter2->next) { pcmk_node_t *node = (pcmk_node_t *) gIter2->data; if (node->weight < 0) { PCMK__OUTPUT_LIST_HEADER(out, print_spacer, rc, "Negative Location Constraints"); out->message(out, "ban", node, location, show_opts); } } } PCMK__OUTPUT_LIST_FOOTER(out, rc); return rc; } PCMK__OUTPUT_ARGS("cluster-counts", "unsigned int", "int", "int", "int") static int cluster_counts_html(pcmk__output_t *out, va_list args) { unsigned int nnodes = va_arg(args, unsigned int); int nresources = va_arg(args, int); int ndisabled = va_arg(args, int); int nblocked = va_arg(args, int); xmlNodePtr nodes_node = pcmk__output_create_xml_node(out, "li", NULL); xmlNodePtr resources_node = pcmk__output_create_xml_node(out, "li", NULL); char *nnodes_str = crm_strdup_printf("%d node%s configured", nnodes, pcmk__plural_s(nnodes)); pcmk_create_html_node(nodes_node, "span", NULL, NULL, nnodes_str); free(nnodes_str); if (ndisabled && nblocked) { char *s = crm_strdup_printf("%d resource instance%s configured (%d ", nresources, pcmk__plural_s(nresources), ndisabled); pcmk_create_html_node(resources_node, "span", NULL, NULL, s); free(s); pcmk_create_html_node(resources_node, "span", NULL, "bold", "DISABLED"); s = crm_strdup_printf(", %d ", nblocked); pcmk_create_html_node(resources_node, "span", NULL, NULL, s); free(s); pcmk_create_html_node(resources_node, "span", NULL, "bold", "BLOCKED"); pcmk_create_html_node(resources_node, "span", NULL, NULL, " from further action due to failure)"); } else if (ndisabled && !nblocked) { char *s = crm_strdup_printf("%d resource instance%s configured (%d ", nresources, pcmk__plural_s(nresources), ndisabled); pcmk_create_html_node(resources_node, "span", NULL, NULL, s); free(s); pcmk_create_html_node(resources_node, "span", NULL, "bold", "DISABLED"); pcmk_create_html_node(resources_node, "span", NULL, NULL, ")"); } else if (!ndisabled && nblocked) { char *s = crm_strdup_printf("%d resource instance%s configured (%d ", nresources, pcmk__plural_s(nresources), nblocked); pcmk_create_html_node(resources_node, "span", NULL, NULL, s); free(s); pcmk_create_html_node(resources_node, "span", NULL, "bold", "BLOCKED"); pcmk_create_html_node(resources_node, "span", NULL, NULL, " from further action due to failure)"); } else { char *s = crm_strdup_printf("%d resource instance%s configured", nresources, pcmk__plural_s(nresources)); pcmk_create_html_node(resources_node, "span", NULL, NULL, s); free(s); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("cluster-counts", "unsigned int", "int", "int", "int") static int cluster_counts_text(pcmk__output_t *out, va_list args) { unsigned int nnodes = va_arg(args, unsigned int); int nresources = va_arg(args, int); int ndisabled = va_arg(args, int); int nblocked = va_arg(args, int); out->list_item(out, NULL, "%d node%s configured", nnodes, pcmk__plural_s(nnodes)); if (ndisabled && nblocked) { out->list_item(out, NULL, "%d resource instance%s configured " "(%d DISABLED, %d BLOCKED from " "further action due to failure)", nresources, pcmk__plural_s(nresources), ndisabled, nblocked); } else if (ndisabled && !nblocked) { out->list_item(out, NULL, "%d resource instance%s configured " "(%d DISABLED)", nresources, pcmk__plural_s(nresources), ndisabled); } else if (!ndisabled && nblocked) { out->list_item(out, NULL, "%d resource instance%s configured " "(%d BLOCKED from further action " "due to failure)", nresources, pcmk__plural_s(nresources), nblocked); } else { out->list_item(out, NULL, "%d resource instance%s configured", nresources, pcmk__plural_s(nresources)); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("cluster-counts", "unsigned int", "int", "int", "int") static int cluster_counts_xml(pcmk__output_t *out, va_list args) { unsigned int nnodes = va_arg(args, unsigned int); int nresources = va_arg(args, int); int ndisabled = va_arg(args, int); int nblocked = va_arg(args, int); xmlNodePtr nodes_node = pcmk__output_create_xml_node(out, "nodes_configured", NULL); xmlNodePtr resources_node = pcmk__output_create_xml_node(out, "resources_configured", NULL); char *s = pcmk__itoa(nnodes); crm_xml_add(nodes_node, "number", s); free(s); s = pcmk__itoa(nresources); crm_xml_add(resources_node, "number", s); free(s); s = pcmk__itoa(ndisabled); crm_xml_add(resources_node, "disabled", s); free(s); s = pcmk__itoa(nblocked); crm_xml_add(resources_node, "blocked", s); free(s); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("cluster-dc", "pcmk_node_t *", "const char *", "const char *", "char *", "int") static int cluster_dc_html(pcmk__output_t *out, va_list args) { pcmk_node_t *dc = va_arg(args, pcmk_node_t *); const char *quorum = va_arg(args, const char *); const char *dc_version_s = va_arg(args, const char *); char *dc_name = va_arg(args, char *); bool mixed_version = va_arg(args, int); xmlNodePtr node = pcmk__output_create_xml_node(out, "li", NULL); pcmk_create_html_node(node, "span", NULL, "bold", "Current DC: "); if (dc) { char *buf = crm_strdup_printf("%s (version %s) -", dc_name, dc_version_s ? dc_version_s : "unknown"); pcmk_create_html_node(node, "span", NULL, NULL, buf); free(buf); if (mixed_version) { pcmk_create_html_node(node, "span", NULL, "warning", " MIXED-VERSION"); } pcmk_create_html_node(node, "span", NULL, NULL, " partition"); if (crm_is_true(quorum)) { pcmk_create_html_node(node, "span", NULL, NULL, " with"); } else { pcmk_create_html_node(node, "span", NULL, "warning", " WITHOUT"); } pcmk_create_html_node(node, "span", NULL, NULL, " quorum"); } else { pcmk_create_html_node(node, "span", NULL, "warning", "NONE"); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("cluster-dc", "pcmk_node_t *", "const char *", "const char *", "char *", "int") static int cluster_dc_text(pcmk__output_t *out, va_list args) { pcmk_node_t *dc = va_arg(args, pcmk_node_t *); const char *quorum = va_arg(args, const char *); const char *dc_version_s = va_arg(args, const char *); char *dc_name = va_arg(args, char *); bool mixed_version = va_arg(args, int); if (dc) { out->list_item(out, "Current DC", "%s (version %s) - %spartition %s quorum", dc_name, dc_version_s ? dc_version_s : "unknown", mixed_version ? "MIXED-VERSION " : "", crm_is_true(quorum) ? "with" : "WITHOUT"); } else { out->list_item(out, "Current DC", "NONE"); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("cluster-dc", "pcmk_node_t *", "const char *", "const char *", "char *", "int") static int cluster_dc_xml(pcmk__output_t *out, va_list args) { pcmk_node_t *dc = va_arg(args, pcmk_node_t *); const char *quorum = va_arg(args, const char *); const char *dc_version_s = va_arg(args, const char *); char *dc_name G_GNUC_UNUSED = va_arg(args, char *); bool mixed_version = va_arg(args, int); if (dc) { pcmk__output_create_xml_node(out, "current_dc", "present", "true", PCMK_XA_VERSION, pcmk__s(dc_version_s, ""), "name", dc->details->uname, PCMK_XA_ID, dc->details->id, "with_quorum", pcmk__btoa(crm_is_true(quorum)), "mixed_version", pcmk__btoa(mixed_version), NULL); } else { pcmk__output_create_xml_node(out, "current_dc", "present", "false", NULL); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("maint-mode", "unsigned long long int") static int cluster_maint_mode_text(pcmk__output_t *out, va_list args) { unsigned long long flags = va_arg(args, unsigned long long); if (pcmk_is_set(flags, pcmk_sched_in_maintenance)) { pcmk__formatted_printf(out, "\n *** Resource management is DISABLED ***\n"); pcmk__formatted_printf(out, " The cluster will not attempt to start, stop or recover services\n"); return pcmk_rc_ok; } else if (pcmk_is_set(flags, pcmk_sched_stop_all)) { pcmk__formatted_printf(out, "\n *** Resource management is DISABLED ***\n"); pcmk__formatted_printf(out, " The cluster will keep all resources stopped\n"); return pcmk_rc_ok; } else { return pcmk_rc_no_output; } } PCMK__OUTPUT_ARGS("cluster-options", "pcmk_scheduler_t *") static int cluster_options_html(pcmk__output_t *out, va_list args) { pcmk_scheduler_t *scheduler = va_arg(args, pcmk_scheduler_t *); if (pcmk_is_set(scheduler->flags, pcmk_sched_fencing_enabled)) { out->list_item(out, NULL, "STONITH of failed nodes enabled"); } else { out->list_item(out, NULL, "STONITH of failed nodes disabled"); } if (pcmk_is_set(scheduler->flags, pcmk_sched_symmetric_cluster)) { out->list_item(out, NULL, "Cluster is symmetric"); } else { out->list_item(out, NULL, "Cluster is asymmetric"); } switch (scheduler->no_quorum_policy) { case pcmk_no_quorum_freeze: out->list_item(out, NULL, "No quorum policy: Freeze resources"); break; case pcmk_no_quorum_stop: out->list_item(out, NULL, "No quorum policy: Stop ALL resources"); break; case pcmk_no_quorum_demote: out->list_item(out, NULL, "No quorum policy: Demote promotable " "resources and stop all other resources"); break; case pcmk_no_quorum_ignore: out->list_item(out, NULL, "No quorum policy: Ignore"); break; case pcmk_no_quorum_fence: out->list_item(out, NULL, "No quorum policy: Suicide"); break; } if (pcmk_is_set(scheduler->flags, pcmk_sched_in_maintenance)) { xmlNodePtr node = pcmk__output_create_xml_node(out, "li", NULL); pcmk_create_html_node(node, "span", NULL, NULL, "Resource management: "); pcmk_create_html_node(node, "span", NULL, "bold", "DISABLED"); pcmk_create_html_node(node, "span", NULL, NULL, " (the cluster will not attempt to start, stop, or recover services)"); } else if (pcmk_is_set(scheduler->flags, pcmk_sched_stop_all)) { xmlNodePtr node = pcmk__output_create_xml_node(out, "li", NULL); pcmk_create_html_node(node, "span", NULL, NULL, "Resource management: "); pcmk_create_html_node(node, "span", NULL, "bold", "STOPPED"); pcmk_create_html_node(node, "span", NULL, NULL, " (the cluster will keep all resources stopped)"); } else { out->list_item(out, NULL, "Resource management: enabled"); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("cluster-options", "pcmk_scheduler_t *") static int cluster_options_log(pcmk__output_t *out, va_list args) { pcmk_scheduler_t *scheduler = va_arg(args, pcmk_scheduler_t *); if (pcmk_is_set(scheduler->flags, pcmk_sched_in_maintenance)) { return out->info(out, "Resource management is DISABLED. The cluster will not attempt to start, stop or recover services."); } else if (pcmk_is_set(scheduler->flags, pcmk_sched_stop_all)) { return out->info(out, "Resource management is DISABLED. The cluster has stopped all resources."); } else { return pcmk_rc_no_output; } } PCMK__OUTPUT_ARGS("cluster-options", "pcmk_scheduler_t *") static int cluster_options_text(pcmk__output_t *out, va_list args) { pcmk_scheduler_t *scheduler = va_arg(args, pcmk_scheduler_t *); if (pcmk_is_set(scheduler->flags, pcmk_sched_fencing_enabled)) { out->list_item(out, NULL, "STONITH of failed nodes enabled"); } else { out->list_item(out, NULL, "STONITH of failed nodes disabled"); } if (pcmk_is_set(scheduler->flags, pcmk_sched_symmetric_cluster)) { out->list_item(out, NULL, "Cluster is symmetric"); } else { out->list_item(out, NULL, "Cluster is asymmetric"); } switch (scheduler->no_quorum_policy) { case pcmk_no_quorum_freeze: out->list_item(out, NULL, "No quorum policy: Freeze resources"); break; case pcmk_no_quorum_stop: out->list_item(out, NULL, "No quorum policy: Stop ALL resources"); break; case pcmk_no_quorum_demote: out->list_item(out, NULL, "No quorum policy: Demote promotable " "resources and stop all other resources"); break; case pcmk_no_quorum_ignore: out->list_item(out, NULL, "No quorum policy: Ignore"); break; case pcmk_no_quorum_fence: out->list_item(out, NULL, "No quorum policy: Suicide"); break; } return pcmk_rc_ok; } #define bv(flag) pcmk__btoa(pcmk_is_set(scheduler->flags, (flag))) PCMK__OUTPUT_ARGS("cluster-options", "pcmk_scheduler_t *") static int cluster_options_xml(pcmk__output_t *out, va_list args) { pcmk_scheduler_t *scheduler = va_arg(args, pcmk_scheduler_t *); const char *no_quorum_policy = NULL; char *stonith_timeout_str = pcmk__itoa(scheduler->stonith_timeout); char *priority_fencing_delay_str = pcmk__itoa(scheduler->priority_fencing_delay * 1000); switch (scheduler->no_quorum_policy) { case pcmk_no_quorum_freeze: no_quorum_policy = "freeze"; break; case pcmk_no_quorum_stop: no_quorum_policy = "stop"; break; case pcmk_no_quorum_demote: no_quorum_policy = "demote"; break; case pcmk_no_quorum_ignore: no_quorum_policy = "ignore"; break; case pcmk_no_quorum_fence: no_quorum_policy = "suicide"; break; } pcmk__output_create_xml_node(out, "cluster_options", PCMK_OPT_STONITH_ENABLED, bv(pcmk_sched_fencing_enabled), PCMK_OPT_SYMMETRIC_CLUSTER, bv(pcmk_sched_symmetric_cluster), PCMK_OPT_NO_QUORUM_POLICY, no_quorum_policy, PCMK_OPT_MAINTENANCE_MODE, bv(pcmk_sched_in_maintenance), PCMK_OPT_STOP_ALL_RESOURCES, bv(pcmk_sched_stop_all), PCMK_OPT_STONITH_TIMEOUT "-ms", stonith_timeout_str, PCMK_OPT_PRIORITY_FENCING_DELAY "-ms", priority_fencing_delay_str, NULL); free(stonith_timeout_str); free(priority_fencing_delay_str); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("cluster-stack", "const char *", "enum pcmk_pacemakerd_state") static int cluster_stack_html(pcmk__output_t *out, va_list args) { const char *stack_s = va_arg(args, const char *); enum pcmk_pacemakerd_state pcmkd_state = (enum pcmk_pacemakerd_state) va_arg(args, int); xmlNodePtr node = pcmk__output_create_xml_node(out, "li", NULL); pcmk_create_html_node(node, "span", NULL, "bold", "Stack: "); pcmk_create_html_node(node, "span", NULL, NULL, stack_s); if (pcmkd_state != pcmk_pacemakerd_state_invalid) { pcmk_create_html_node(node, "span", NULL, NULL, " ("); pcmk_create_html_node(node, "span", NULL, NULL, pcmk__pcmkd_state_enum2friendly(pcmkd_state)); pcmk_create_html_node(node, "span", NULL, NULL, ")"); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("cluster-stack", "const char *", "enum pcmk_pacemakerd_state") static int cluster_stack_text(pcmk__output_t *out, va_list args) { const char *stack_s = va_arg(args, const char *); enum pcmk_pacemakerd_state pcmkd_state = (enum pcmk_pacemakerd_state) va_arg(args, int); if (pcmkd_state != pcmk_pacemakerd_state_invalid) { out->list_item(out, "Stack", "%s (%s)", stack_s, pcmk__pcmkd_state_enum2friendly(pcmkd_state)); } else { out->list_item(out, "Stack", "%s", stack_s); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("cluster-stack", "const char *", "enum pcmk_pacemakerd_state") static int cluster_stack_xml(pcmk__output_t *out, va_list args) { const char *stack_s = va_arg(args, const char *); enum pcmk_pacemakerd_state pcmkd_state = (enum pcmk_pacemakerd_state) va_arg(args, int); const char *state_s = NULL; if (pcmkd_state != pcmk_pacemakerd_state_invalid) { state_s = pcmk_pacemakerd_api_daemon_state_enum2text(pcmkd_state); } pcmk__output_create_xml_node(out, "stack", "type", stack_s, "pacemakerd-state", state_s, NULL); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("cluster-times", "const char *", "const char *", "const char *", "const char *", "const char *") static int cluster_times_html(pcmk__output_t *out, va_list args) { const char *our_nodename = va_arg(args, const char *); const char *last_written = va_arg(args, const char *); const char *user = va_arg(args, const char *); const char *client = va_arg(args, const char *); const char *origin = va_arg(args, const char *); xmlNodePtr updated_node = pcmk__output_create_xml_node(out, "li", NULL); xmlNodePtr changed_node = pcmk__output_create_xml_node(out, "li", NULL); char *time_s = pcmk__epoch2str(NULL, 0); pcmk_create_html_node(updated_node, "span", NULL, "bold", "Last updated: "); pcmk_create_html_node(updated_node, "span", NULL, NULL, time_s); if (our_nodename != NULL) { pcmk_create_html_node(updated_node, "span", NULL, NULL, " on "); pcmk_create_html_node(updated_node, "span", NULL, NULL, our_nodename); } free(time_s); time_s = last_changed_string(last_written, user, client, origin); pcmk_create_html_node(changed_node, "span", NULL, "bold", "Last change: "); pcmk_create_html_node(changed_node, "span", NULL, NULL, time_s); free(time_s); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("cluster-times", "const char *", "const char *", "const char *", "const char *", "const char *") static int cluster_times_xml(pcmk__output_t *out, va_list args) { const char *our_nodename = va_arg(args, const char *); const char *last_written = va_arg(args, const char *); const char *user = va_arg(args, const char *); const char *client = va_arg(args, const char *); const char *origin = va_arg(args, const char *); char *time_s = pcmk__epoch2str(NULL, 0); pcmk__output_create_xml_node(out, "last_update", "time", time_s, "origin", our_nodename, NULL); pcmk__output_create_xml_node(out, "last_change", "time", last_written ? last_written : "", "user", user ? user : "", "client", client ? client : "", "origin", origin ? origin : "", NULL); free(time_s); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("cluster-times", "const char *", "const char *", "const char *", "const char *", "const char *") static int cluster_times_text(pcmk__output_t *out, va_list args) { const char *our_nodename = va_arg(args, const char *); const char *last_written = va_arg(args, const char *); const char *user = va_arg(args, const char *); const char *client = va_arg(args, const char *); const char *origin = va_arg(args, const char *); char *time_s = pcmk__epoch2str(NULL, 0); out->list_item(out, "Last updated", "%s%s%s", time_s, (our_nodename != NULL)? " on " : "", pcmk__s(our_nodename, "")); free(time_s); time_s = last_changed_string(last_written, user, client, origin); out->list_item(out, "Last change", " %s", time_s); free(time_s); return pcmk_rc_ok; } /*! * \internal * \brief Display a failed action in less-technical natural language * * \param[in,out] out Output object to use for display * \param[in] xml_op XML containing failed action * \param[in] op_key Operation key of failed action * \param[in] node_name Where failed action occurred * \param[in] rc OCF exit code of failed action * \param[in] status Execution status of failed action * \param[in] exit_reason Exit reason given for failed action * \param[in] exec_time String containing execution time in milliseconds */ static void failed_action_friendly(pcmk__output_t *out, const xmlNode *xml_op, const char *op_key, const char *node_name, int rc, int status, const char *exit_reason, const char *exec_time) { char *rsc_id = NULL; char *task = NULL; guint interval_ms = 0; time_t last_change_epoch = 0; GString *str = NULL; if (pcmk__str_empty(op_key) || !parse_op_key(op_key, &rsc_id, &task, &interval_ms)) { rsc_id = strdup("unknown resource"); task = strdup("unknown action"); interval_ms = 0; } CRM_ASSERT((rsc_id != NULL) && (task != NULL)); str = g_string_sized_new(256); // Should be sufficient for most messages pcmk__g_strcat(str, rsc_id, " ", NULL); if (interval_ms != 0) { pcmk__g_strcat(str, pcmk__readable_interval(interval_ms), "-interval ", NULL); } pcmk__g_strcat(str, pcmk__readable_action(task, interval_ms), " on ", node_name, NULL); if (status == PCMK_EXEC_DONE) { pcmk__g_strcat(str, " returned '", services_ocf_exitcode_str(rc), "'", NULL); if (!pcmk__str_empty(exit_reason)) { pcmk__g_strcat(str, " (", exit_reason, ")", NULL); } } else { pcmk__g_strcat(str, " could not be executed (", pcmk_exec_status_str(status), NULL); if (!pcmk__str_empty(exit_reason)) { pcmk__g_strcat(str, ": ", exit_reason, NULL); } g_string_append_c(str, ')'); } if (crm_element_value_epoch(xml_op, XML_RSC_OP_LAST_CHANGE, &last_change_epoch) == pcmk_ok) { char *s = pcmk__epoch2str(&last_change_epoch, 0); pcmk__g_strcat(str, " at ", s, NULL); free(s); } if (!pcmk__str_empty(exec_time)) { int exec_time_ms = 0; if ((pcmk__scan_min_int(exec_time, &exec_time_ms, 0) == pcmk_rc_ok) && (exec_time_ms > 0)) { pcmk__g_strcat(str, " after ", pcmk__readable_interval(exec_time_ms), NULL); } } out->list_item(out, NULL, "%s", str->str); g_string_free(str, TRUE); free(rsc_id); free(task); } /*! * \internal * \brief Display a failed action with technical details * * \param[in,out] out Output object to use for display * \param[in] xml_op XML containing failed action * \param[in] op_key Operation key of failed action * \param[in] node_name Where failed action occurred * \param[in] rc OCF exit code of failed action * \param[in] status Execution status of failed action * \param[in] exit_reason Exit reason given for failed action * \param[in] exec_time String containing execution time in milliseconds */ static void failed_action_technical(pcmk__output_t *out, const xmlNode *xml_op, const char *op_key, const char *node_name, int rc, int status, const char *exit_reason, const char *exec_time) { const char *call_id = crm_element_value(xml_op, XML_LRM_ATTR_CALLID); const char *queue_time = crm_element_value(xml_op, XML_RSC_OP_T_QUEUE); const char *exit_status = services_ocf_exitcode_str(rc); const char *lrm_status = pcmk_exec_status_str(status); time_t last_change_epoch = 0; GString *str = NULL; if (pcmk__str_empty(op_key)) { op_key = "unknown operation"; } if (pcmk__str_empty(exit_status)) { exit_status = "unknown exit status"; } if (pcmk__str_empty(call_id)) { call_id = "unknown"; } str = g_string_sized_new(256); g_string_append_printf(str, "%s on %s '%s' (%d): call=%s, status='%s'", op_key, node_name, exit_status, rc, call_id, lrm_status); if (!pcmk__str_empty(exit_reason)) { pcmk__g_strcat(str, ", exitreason='", exit_reason, "'", NULL); } if (crm_element_value_epoch(xml_op, XML_RSC_OP_LAST_CHANGE, &last_change_epoch) == pcmk_ok) { char *last_change_str = pcmk__epoch2str(&last_change_epoch, 0); pcmk__g_strcat(str, ", " XML_RSC_OP_LAST_CHANGE "=" "'", last_change_str, "'", NULL); free(last_change_str); } if (!pcmk__str_empty(queue_time)) { pcmk__g_strcat(str, ", queued=", queue_time, "ms", NULL); } if (!pcmk__str_empty(exec_time)) { pcmk__g_strcat(str, ", exec=", exec_time, "ms", NULL); } out->list_item(out, NULL, "%s", str->str); g_string_free(str, TRUE); } PCMK__OUTPUT_ARGS("failed-action", "xmlNodePtr", "uint32_t") static int failed_action_default(pcmk__output_t *out, va_list args) { xmlNodePtr xml_op = va_arg(args, xmlNodePtr); uint32_t show_opts = va_arg(args, uint32_t); const char *op_key = pe__xe_history_key(xml_op); const char *node_name = crm_element_value(xml_op, XML_ATTR_UNAME); const char *exit_reason = crm_element_value(xml_op, XML_LRM_ATTR_EXIT_REASON); const char *exec_time = crm_element_value(xml_op, XML_RSC_OP_T_EXEC); int rc; int status; pcmk__scan_min_int(crm_element_value(xml_op, XML_LRM_ATTR_RC), &rc, 0); pcmk__scan_min_int(crm_element_value(xml_op, XML_LRM_ATTR_OPSTATUS), &status, 0); if (pcmk__str_empty(node_name)) { node_name = "unknown node"; } if (pcmk_is_set(show_opts, pcmk_show_failed_detail)) { failed_action_technical(out, xml_op, op_key, node_name, rc, status, exit_reason, exec_time); } else { failed_action_friendly(out, xml_op, op_key, node_name, rc, status, exit_reason, exec_time); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("failed-action", "xmlNodePtr", "uint32_t") static int failed_action_xml(pcmk__output_t *out, va_list args) { xmlNodePtr xml_op = va_arg(args, xmlNodePtr); uint32_t show_opts G_GNUC_UNUSED = va_arg(args, uint32_t); const char *op_key = pe__xe_history_key(xml_op); const char *op_key_name = "op_key"; int rc; int status; const char *exit_reason = crm_element_value(xml_op, XML_LRM_ATTR_EXIT_REASON); time_t epoch = 0; char *rc_s = NULL; char *reason_s = crm_xml_escape(exit_reason ? exit_reason : "none"); xmlNodePtr node = NULL; pcmk__scan_min_int(crm_element_value(xml_op, XML_LRM_ATTR_RC), &rc, 0); pcmk__scan_min_int(crm_element_value(xml_op, XML_LRM_ATTR_OPSTATUS), &status, 0); rc_s = pcmk__itoa(rc); if (crm_element_value(xml_op, XML_LRM_ATTR_TASK_KEY) == NULL) { op_key_name = PCMK_XA_ID; } node = pcmk__output_create_xml_node(out, "failure", op_key_name, op_key, "node", crm_element_value(xml_op, XML_ATTR_UNAME), "exitstatus", services_ocf_exitcode_str(rc), "exitreason", pcmk__s(reason_s, ""), "exitcode", rc_s, "call", crm_element_value(xml_op, XML_LRM_ATTR_CALLID), "status", pcmk_exec_status_str(status), NULL); free(rc_s); if ((crm_element_value_epoch(xml_op, XML_RSC_OP_LAST_CHANGE, &epoch) == pcmk_ok) && (epoch > 0)) { guint interval_ms = 0; char *interval_ms_s = NULL; char *rc_change = pcmk__epoch2str(&epoch, crm_time_log_date |crm_time_log_timeofday |crm_time_log_with_timezone); crm_element_value_ms(xml_op, XML_LRM_ATTR_INTERVAL_MS, &interval_ms); interval_ms_s = crm_strdup_printf("%u", interval_ms); pcmk__xe_set_props(node, XML_RSC_OP_LAST_CHANGE, rc_change, "queued", crm_element_value(xml_op, XML_RSC_OP_T_QUEUE), "exec", crm_element_value(xml_op, XML_RSC_OP_T_EXEC), "interval", interval_ms_s, "task", crm_element_value(xml_op, XML_LRM_ATTR_TASK), NULL); free(interval_ms_s); free(rc_change); } free(reason_s); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("failed-action-list", "pcmk_scheduler_t *", "GList *", "GList *", "uint32_t", "bool") static int failed_action_list(pcmk__output_t *out, va_list args) { pcmk_scheduler_t *scheduler = va_arg(args, pcmk_scheduler_t *); GList *only_node = va_arg(args, GList *); GList *only_rsc = va_arg(args, GList *); uint32_t show_opts = va_arg(args, uint32_t); bool print_spacer = va_arg(args, int); xmlNode *xml_op = NULL; int rc = pcmk_rc_no_output; if (xmlChildElementCount(scheduler->failed) == 0) { return rc; } for (xml_op = pcmk__xml_first_child(scheduler->failed); xml_op != NULL; xml_op = pcmk__xml_next(xml_op)) { char *rsc = NULL; if (!pcmk__str_in_list(crm_element_value(xml_op, XML_ATTR_UNAME), only_node, pcmk__str_star_matches|pcmk__str_casei)) { continue; } if (pcmk_xe_mask_probe_failure(xml_op)) { continue; } if (!parse_op_key(pe__xe_history_key(xml_op), &rsc, NULL, NULL)) { continue; } if (!pcmk__str_in_list(rsc, only_rsc, pcmk__str_star_matches)) { free(rsc); continue; } free(rsc); PCMK__OUTPUT_LIST_HEADER(out, print_spacer, rc, "Failed Resource Actions"); out->message(out, "failed-action", xml_op, show_opts); } PCMK__OUTPUT_LIST_FOOTER(out, rc); return rc; } static void status_node(pcmk_node_t *node, xmlNodePtr parent, uint32_t show_opts) { int health = pe__node_health(node); // Cluster membership if (node->details->online) { pcmk_create_html_node(parent, "span", NULL, "online", " online"); } else { pcmk_create_html_node(parent, "span", NULL, "offline", " OFFLINE"); } // Standby mode if (node->details->standby_onfail && (node->details->running_rsc != NULL)) { pcmk_create_html_node(parent, "span", NULL, "standby", " (in standby due to on-fail," " with active resources)"); } else if (node->details->standby_onfail) { pcmk_create_html_node(parent, "span", NULL, "standby", " (in standby due to on-fail)"); } else if (node->details->standby && (node->details->running_rsc != NULL)) { pcmk_create_html_node(parent, "span", NULL, "standby", " (in standby, with active resources)"); } else if (node->details->standby) { pcmk_create_html_node(parent, "span", NULL, "standby", " (in standby)"); } // Maintenance mode if (node->details->maintenance) { pcmk_create_html_node(parent, "span", NULL, "maint", " (in maintenance mode)"); } // Node health if (health < 0) { pcmk_create_html_node(parent, "span", NULL, "health_red", " (health is RED)"); } else if (health == 0) { pcmk_create_html_node(parent, "span", NULL, "health_yellow", " (health is YELLOW)"); } // Feature set if (pcmk_is_set(show_opts, pcmk_show_feature_set)) { const char *feature_set = get_node_feature_set(node); if (feature_set != NULL) { char *buf = crm_strdup_printf(", feature set %s", feature_set); pcmk_create_html_node(parent, "span", NULL, NULL, buf); free(buf); } } } PCMK__OUTPUT_ARGS("node", "pcmk_node_t *", "uint32_t", "bool", "GList *", "GList *") static int node_html(pcmk__output_t *out, va_list args) { pcmk_node_t *node = va_arg(args, pcmk_node_t *); uint32_t show_opts = va_arg(args, uint32_t); bool full = va_arg(args, int); GList *only_node = va_arg(args, GList *); GList *only_rsc = va_arg(args, GList *); char *node_name = pe__node_display_name(node, pcmk_is_set(show_opts, pcmk_show_node_id)); if (full) { xmlNodePtr item_node; if (pcmk_all_flags_set(show_opts, pcmk_show_brief | pcmk_show_rscs_by_node)) { GList *rscs = pe__filter_rsc_list(node->details->running_rsc, only_rsc); out->begin_list(out, NULL, NULL, "%s:", node_name); item_node = pcmk__output_xml_create_parent(out, "li", NULL); pcmk_create_html_node(item_node, "span", NULL, NULL, "Status:"); status_node(node, item_node, show_opts); if (rscs != NULL) { uint32_t new_show_opts = (show_opts | pcmk_show_rsc_only) & ~pcmk_show_inactive_rscs; out->begin_list(out, NULL, NULL, "Resources"); pe__rscs_brief_output(out, rscs, new_show_opts); out->end_list(out); } pcmk__output_xml_pop_parent(out); out->end_list(out); } else if (pcmk_is_set(show_opts, pcmk_show_rscs_by_node)) { GList *lpc2 = NULL; int rc = pcmk_rc_no_output; out->begin_list(out, NULL, NULL, "%s:", node_name); item_node = pcmk__output_xml_create_parent(out, "li", NULL); pcmk_create_html_node(item_node, "span", NULL, NULL, "Status:"); status_node(node, item_node, show_opts); for (lpc2 = node->details->running_rsc; lpc2 != NULL; lpc2 = lpc2->next) { pcmk_resource_t *rsc = (pcmk_resource_t *) lpc2->data; PCMK__OUTPUT_LIST_HEADER(out, false, rc, "Resources"); show_opts |= pcmk_show_rsc_only; out->message(out, crm_map_element_name(rsc->xml), show_opts, rsc, only_node, only_rsc); } PCMK__OUTPUT_LIST_FOOTER(out, rc); pcmk__output_xml_pop_parent(out); out->end_list(out); } else { char *buf = crm_strdup_printf("%s:", node_name); item_node = pcmk__output_create_xml_node(out, "li", NULL); pcmk_create_html_node(item_node, "span", NULL, "bold", buf); status_node(node, item_node, show_opts); free(buf); } } else { out->begin_list(out, NULL, NULL, "%s:", node_name); } free(node_name); return pcmk_rc_ok; } /*! * \internal * \brief Get a human-friendly textual description of a node's status * * \param[in] node Node to check * * \return String representation of node's status */ static const char * node_text_status(const pcmk_node_t *node) { if (node->details->unclean) { if (node->details->online) { return "UNCLEAN (online)"; } else if (node->details->pending) { return "UNCLEAN (pending)"; } else { return "UNCLEAN (offline)"; } } else if (node->details->pending) { return "pending"; } else if (node->details->standby_onfail && node->details->online) { return "standby (on-fail)"; } else if (node->details->standby) { if (node->details->online) { if (node->details->running_rsc) { return "standby (with active resources)"; } else { return "standby"; } } else { return "OFFLINE (standby)"; } } else if (node->details->maintenance) { if (node->details->online) { return "maintenance"; } else { return "OFFLINE (maintenance)"; } } else if (node->details->online) { return "online"; } return "OFFLINE"; } PCMK__OUTPUT_ARGS("node", "pcmk_node_t *", "uint32_t", "bool", "GList *", "GList *") static int node_text(pcmk__output_t *out, va_list args) { pcmk_node_t *node = va_arg(args, pcmk_node_t *); uint32_t show_opts = va_arg(args, uint32_t); bool full = va_arg(args, int); GList *only_node = va_arg(args, GList *); GList *only_rsc = va_arg(args, GList *); if (full) { char *node_name = pe__node_display_name(node, pcmk_is_set(show_opts, pcmk_show_node_id)); GString *str = g_string_sized_new(64); int health = pe__node_health(node); // Create a summary line with node type, name, and status if (pe__is_guest_node(node)) { g_string_append(str, "GuestNode"); } else if (pe__is_remote_node(node)) { g_string_append(str, "RemoteNode"); } else { g_string_append(str, "Node"); } pcmk__g_strcat(str, " ", node_name, ": ", node_text_status(node), NULL); if (health < 0) { g_string_append(str, " (health is RED)"); } else if (health == 0) { g_string_append(str, " (health is YELLOW)"); } if (pcmk_is_set(show_opts, pcmk_show_feature_set)) { const char *feature_set = get_node_feature_set(node); if (feature_set != NULL) { pcmk__g_strcat(str, ", feature set ", feature_set, NULL); } } /* If we're grouping by node, print its resources */ if (pcmk_is_set(show_opts, pcmk_show_rscs_by_node)) { if (pcmk_is_set(show_opts, pcmk_show_brief)) { GList *rscs = pe__filter_rsc_list(node->details->running_rsc, only_rsc); if (rscs != NULL) { uint32_t new_show_opts = (show_opts | pcmk_show_rsc_only) & ~pcmk_show_inactive_rscs; out->begin_list(out, NULL, NULL, "%s", str->str); out->begin_list(out, NULL, NULL, "Resources"); pe__rscs_brief_output(out, rscs, new_show_opts); out->end_list(out); out->end_list(out); g_list_free(rscs); } } else { GList *gIter2 = NULL; out->begin_list(out, NULL, NULL, "%s", str->str); out->begin_list(out, NULL, NULL, "Resources"); for (gIter2 = node->details->running_rsc; gIter2 != NULL; gIter2 = gIter2->next) { pcmk_resource_t *rsc = (pcmk_resource_t *) gIter2->data; show_opts |= pcmk_show_rsc_only; out->message(out, crm_map_element_name(rsc->xml), show_opts, rsc, only_node, only_rsc); } out->end_list(out); out->end_list(out); } } else { out->list_item(out, NULL, "%s", str->str); } g_string_free(str, TRUE); free(node_name); } else { char *node_name = pe__node_display_name(node, pcmk_is_set(show_opts, pcmk_show_node_id)); out->begin_list(out, NULL, NULL, "Node: %s", node_name); free(node_name); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("node", "pcmk_node_t *", "uint32_t", "bool", "GList *", "GList *") static int node_xml(pcmk__output_t *out, va_list args) { pcmk_node_t *node = va_arg(args, pcmk_node_t *); uint32_t show_opts G_GNUC_UNUSED = va_arg(args, uint32_t); bool full = va_arg(args, int); GList *only_node = va_arg(args, GList *); GList *only_rsc = va_arg(args, GList *); if (full) { const char *node_type = "unknown"; char *length_s = pcmk__itoa(g_list_length(node->details->running_rsc)); int health = pe__node_health(node); const char *health_s = NULL; const char *feature_set; switch (node->details->type) { case pcmk_node_variant_cluster: node_type = "member"; break; case pcmk_node_variant_remote: node_type = "remote"; break; case node_ping: node_type = "ping"; break; } if (health < 0) { health_s = "red"; } else if (health == 0) { health_s = "yellow"; } else { health_s = "green"; } feature_set = get_node_feature_set(node); pe__name_and_nvpairs_xml(out, true, "node", 15, "name", node->details->uname, PCMK_XA_ID, node->details->id, "online", pcmk__btoa(node->details->online), "standby", pcmk__btoa(node->details->standby), "standby_onfail", pcmk__btoa(node->details->standby_onfail), "maintenance", pcmk__btoa(node->details->maintenance), "pending", pcmk__btoa(node->details->pending), "unclean", pcmk__btoa(node->details->unclean), "health", health_s, "feature_set", feature_set, "shutdown", pcmk__btoa(node->details->shutdown), "expected_up", pcmk__btoa(node->details->expected_up), "is_dc", pcmk__btoa(node->details->is_dc), "resources_running", length_s, "type", node_type); if (pe__is_guest_node(node)) { xmlNodePtr xml_node = pcmk__output_xml_peek_parent(out); crm_xml_add(xml_node, "id_as_resource", node->details->remote_rsc->container->id); } if (pcmk_is_set(show_opts, pcmk_show_rscs_by_node)) { GList *lpc = NULL; for (lpc = node->details->running_rsc; lpc != NULL; lpc = lpc->next) { pcmk_resource_t *rsc = (pcmk_resource_t *) lpc->data; show_opts |= pcmk_show_rsc_only; out->message(out, crm_map_element_name(rsc->xml), show_opts, rsc, only_node, only_rsc); } } free(length_s); out->end_list(out); } else { pcmk__output_xml_create_parent(out, "node", "name", node->details->uname, NULL); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("node-attribute", "const char *", "const char *", "bool", "int") static int node_attribute_text(pcmk__output_t *out, va_list args) { const char *name = va_arg(args, const char *); const char *value = va_arg(args, const char *); bool add_extra = va_arg(args, int); int expected_score = va_arg(args, int); if (add_extra) { int v; if (value == NULL) { v = 0; } else { pcmk__scan_min_int(value, &v, INT_MIN); } if (v <= 0) { out->list_item(out, NULL, "%-32s\t: %-10s\t: Connectivity is lost", name, value); } else if (v < expected_score) { out->list_item(out, NULL, "%-32s\t: %-10s\t: Connectivity is degraded (Expected=%d)", name, value, expected_score); } else { out->list_item(out, NULL, "%-32s\t: %-10s", name, value); } } else { out->list_item(out, NULL, "%-32s\t: %-10s", name, value); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("node-attribute", "const char *", "const char *", "bool", "int") static int node_attribute_html(pcmk__output_t *out, va_list args) { const char *name = va_arg(args, const char *); const char *value = va_arg(args, const char *); bool add_extra = va_arg(args, int); int expected_score = va_arg(args, int); if (add_extra) { int v; char *s = crm_strdup_printf("%s: %s", name, value); xmlNodePtr item_node = pcmk__output_create_xml_node(out, "li", NULL); if (value == NULL) { v = 0; } else { pcmk__scan_min_int(value, &v, INT_MIN); } pcmk_create_html_node(item_node, "span", NULL, NULL, s); free(s); if (v <= 0) { pcmk_create_html_node(item_node, "span", NULL, "bold", "(connectivity is lost)"); } else if (v < expected_score) { char *buf = crm_strdup_printf("(connectivity is degraded -- expected %d", expected_score); pcmk_create_html_node(item_node, "span", NULL, "bold", buf); free(buf); } } else { out->list_item(out, NULL, "%s: %s", name, value); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("node-and-op", "pcmk_scheduler_t *", "xmlNodePtr") static int node_and_op(pcmk__output_t *out, va_list args) { pcmk_scheduler_t *scheduler = va_arg(args, pcmk_scheduler_t *); xmlNodePtr xml_op = va_arg(args, xmlNodePtr); pcmk_resource_t *rsc = NULL; gchar *node_str = NULL; char *last_change_str = NULL; const char *op_rsc = crm_element_value(xml_op, "resource"); int status; time_t last_change = 0; pcmk__scan_min_int(crm_element_value(xml_op, XML_LRM_ATTR_OPSTATUS), &status, PCMK_EXEC_UNKNOWN); rsc = pe_find_resource(scheduler->resources, op_rsc); if (rsc) { const pcmk_node_t *node = pe__current_node(rsc); - const char *target_role = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_TARGET_ROLE); + const char *target_role = g_hash_table_lookup(rsc->meta, + PCMK_META_TARGET_ROLE); uint32_t show_opts = pcmk_show_rsc_only | pcmk_show_pending; if (node == NULL) { node = rsc->pending_node; } node_str = pcmk__native_output_string(rsc, rsc_printable_id(rsc), node, show_opts, target_role, false); } else { node_str = crm_strdup_printf("Unknown resource %s", op_rsc); } if (crm_element_value_epoch(xml_op, XML_RSC_OP_LAST_CHANGE, &last_change) == pcmk_ok) { last_change_str = crm_strdup_printf(", %s='%s', exec=%sms", XML_RSC_OP_LAST_CHANGE, pcmk__trim(ctime(&last_change)), crm_element_value(xml_op, XML_RSC_OP_T_EXEC)); } out->list_item(out, NULL, "%s: %s (node=%s, call=%s, rc=%s%s): %s", node_str, pe__xe_history_key(xml_op), crm_element_value(xml_op, XML_ATTR_UNAME), crm_element_value(xml_op, XML_LRM_ATTR_CALLID), crm_element_value(xml_op, XML_LRM_ATTR_RC), last_change_str ? last_change_str : "", pcmk_exec_status_str(status)); g_free(node_str); free(last_change_str); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("node-and-op", "pcmk_scheduler_t *", "xmlNodePtr") static int node_and_op_xml(pcmk__output_t *out, va_list args) { pcmk_scheduler_t *scheduler = va_arg(args, pcmk_scheduler_t *); xmlNodePtr xml_op = va_arg(args, xmlNodePtr); pcmk_resource_t *rsc = NULL; const char *op_rsc = crm_element_value(xml_op, "resource"); int status; time_t last_change = 0; xmlNode *node = NULL; pcmk__scan_min_int(crm_element_value(xml_op, XML_LRM_ATTR_OPSTATUS), &status, PCMK_EXEC_UNKNOWN); node = pcmk__output_create_xml_node(out, "operation", "op", pe__xe_history_key(xml_op), "node", crm_element_value(xml_op, XML_ATTR_UNAME), "call", crm_element_value(xml_op, XML_LRM_ATTR_CALLID), "rc", crm_element_value(xml_op, XML_LRM_ATTR_RC), "status", pcmk_exec_status_str(status), NULL); rsc = pe_find_resource(scheduler->resources, op_rsc); if (rsc) { const char *class = crm_element_value(rsc->xml, XML_AGENT_ATTR_CLASS); const char *kind = crm_element_value(rsc->xml, XML_ATTR_TYPE); char *agent_tuple = NULL; agent_tuple = crm_strdup_printf("%s:%s:%s", class, pcmk_is_set(pcmk_get_ra_caps(class), pcmk_ra_cap_provider) ? crm_element_value(rsc->xml, XML_AGENT_ATTR_PROVIDER) : "", kind); pcmk__xe_set_props(node, "rsc", rsc_printable_id(rsc), "agent", agent_tuple, NULL); free(agent_tuple); } if (crm_element_value_epoch(xml_op, XML_RSC_OP_LAST_CHANGE, &last_change) == pcmk_ok) { pcmk__xe_set_props(node, XML_RSC_OP_LAST_CHANGE, pcmk__trim(ctime(&last_change)), XML_RSC_OP_T_EXEC, crm_element_value(xml_op, XML_RSC_OP_T_EXEC), NULL); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("node-attribute", "const char *", "const char *", "bool", "int") static int node_attribute_xml(pcmk__output_t *out, va_list args) { const char *name = va_arg(args, const char *); const char *value = va_arg(args, const char *); bool add_extra = va_arg(args, int); int expected_score = va_arg(args, int); xmlNodePtr node = pcmk__output_create_xml_node(out, "attribute", "name", name, "value", value, NULL); if (add_extra) { char *buf = pcmk__itoa(expected_score); crm_xml_add(node, "expected", buf); free(buf); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("node-attribute-list", "pcmk_scheduler_t *", "uint32_t", "bool", "GList *", "GList *") static int node_attribute_list(pcmk__output_t *out, va_list args) { pcmk_scheduler_t *scheduler = va_arg(args, pcmk_scheduler_t *); uint32_t show_opts = va_arg(args, uint32_t); bool print_spacer = va_arg(args, int); GList *only_node = va_arg(args, GList *); GList *only_rsc = va_arg(args, GList *); int rc = pcmk_rc_no_output; /* Display each node's attributes */ for (GList *gIter = scheduler->nodes; gIter != NULL; gIter = gIter->next) { pcmk_node_t *node = gIter->data; GList *attr_list = NULL; GHashTableIter iter; gpointer key; if (!node || !node->details || !node->details->online) { continue; } g_hash_table_iter_init(&iter, node->details->attrs); while (g_hash_table_iter_next (&iter, &key, NULL)) { attr_list = filter_attr_list(attr_list, key); } if (attr_list == NULL) { continue; } if (!pcmk__str_in_list(node->details->uname, only_node, pcmk__str_star_matches|pcmk__str_casei)) { g_list_free(attr_list); continue; } PCMK__OUTPUT_LIST_HEADER(out, print_spacer, rc, "Node Attributes"); out->message(out, "node", node, show_opts, false, only_node, only_rsc); for (GList *aIter = attr_list; aIter != NULL; aIter = aIter->next) { const char *name = aIter->data; const char *value = NULL; int expected_score = 0; bool add_extra = false; value = pe_node_attribute_raw(node, name); add_extra = add_extra_info(node, node->details->running_rsc, scheduler, name, &expected_score); /* Print attribute name and value */ out->message(out, "node-attribute", name, value, add_extra, expected_score); } g_list_free(attr_list); out->end_list(out); } PCMK__OUTPUT_LIST_FOOTER(out, rc); return rc; } PCMK__OUTPUT_ARGS("node-capacity", "const pcmk_node_t *", "const char *") static int node_capacity(pcmk__output_t *out, va_list args) { const pcmk_node_t *node = va_arg(args, pcmk_node_t *); const char *comment = va_arg(args, const char *); char *dump_text = crm_strdup_printf("%s: %s capacity:", comment, pe__node_name(node)); g_hash_table_foreach(node->details->utilization, append_dump_text, &dump_text); out->list_item(out, NULL, "%s", dump_text); free(dump_text); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("node-capacity", "const pcmk_node_t *", "const char *") static int node_capacity_xml(pcmk__output_t *out, va_list args) { const pcmk_node_t *node = va_arg(args, pcmk_node_t *); const char *comment = va_arg(args, const char *); xmlNodePtr xml_node = pcmk__output_create_xml_node(out, "capacity", "node", node->details->uname, "comment", comment, NULL); g_hash_table_foreach(node->details->utilization, add_dump_node, xml_node); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("node-history-list", "pcmk_scheduler_t *", "pcmk_node_t *", "xmlNodePtr", "GList *", "GList *", "uint32_t", "uint32_t") static int node_history_list(pcmk__output_t *out, va_list args) { pcmk_scheduler_t *scheduler = va_arg(args, pcmk_scheduler_t *); pcmk_node_t *node = va_arg(args, pcmk_node_t *); xmlNode *node_state = va_arg(args, xmlNode *); GList *only_node = va_arg(args, GList *); GList *only_rsc = va_arg(args, GList *); uint32_t section_opts = va_arg(args, uint32_t); uint32_t show_opts = va_arg(args, uint32_t); xmlNode *lrm_rsc = NULL; xmlNode *rsc_entry = NULL; int rc = pcmk_rc_no_output; lrm_rsc = find_xml_node(node_state, XML_CIB_TAG_LRM, FALSE); lrm_rsc = find_xml_node(lrm_rsc, XML_LRM_TAG_RESOURCES, FALSE); /* Print history of each of the node's resources */ for (rsc_entry = first_named_child(lrm_rsc, XML_LRM_TAG_RESOURCE); rsc_entry != NULL; rsc_entry = crm_next_same_xml(rsc_entry)) { const char *rsc_id = crm_element_value(rsc_entry, PCMK_XA_ID); pcmk_resource_t *rsc = pe_find_resource(scheduler->resources, rsc_id); const pcmk_resource_t *parent = pe__const_top_resource(rsc, false); /* We can't use is_filtered here to filter group resources. For is_filtered, * we have to decide whether to check the parent or not. If we check the * parent, all elements of a group will always be printed because that's how * is_filtered works for groups. If we do not check the parent, sometimes * this will filter everything out. * * For other resource types, is_filtered is okay. */ if (parent->variant == pcmk_rsc_variant_group) { if (!pcmk__str_in_list(rsc_printable_id(rsc), only_rsc, pcmk__str_star_matches) && !pcmk__str_in_list(rsc_printable_id(parent), only_rsc, pcmk__str_star_matches)) { continue; } } else { if (rsc->fns->is_filtered(rsc, only_rsc, TRUE)) { continue; } } if (!pcmk_is_set(section_opts, pcmk_section_operations)) { time_t last_failure = 0; int failcount = pe_get_failcount(node, rsc, &last_failure, pcmk__fc_default, NULL); if (failcount <= 0) { continue; } if (rc == pcmk_rc_no_output) { rc = pcmk_rc_ok; out->message(out, "node", node, show_opts, false, only_node, only_rsc); } out->message(out, "resource-history", rsc, rsc_id, false, failcount, last_failure, false); } else { GList *op_list = get_operation_list(rsc_entry); pcmk_resource_t *rsc = NULL; if (op_list == NULL) { continue; } rsc = pe_find_resource(scheduler->resources, crm_element_value(rsc_entry, PCMK_XA_ID)); if (rc == pcmk_rc_no_output) { rc = pcmk_rc_ok; out->message(out, "node", node, show_opts, false, only_node, only_rsc); } out->message(out, "resource-operation-list", scheduler, rsc, node, op_list, show_opts); } } PCMK__OUTPUT_LIST_FOOTER(out, rc); return rc; } PCMK__OUTPUT_ARGS("node-list", "GList *", "GList *", "GList *", "uint32_t", "bool") static int node_list_html(pcmk__output_t *out, va_list args) { GList *nodes = va_arg(args, GList *); GList *only_node = va_arg(args, GList *); GList *only_rsc = va_arg(args, GList *); uint32_t show_opts = va_arg(args, uint32_t); bool print_spacer G_GNUC_UNUSED = va_arg(args, int); int rc = pcmk_rc_no_output; for (GList *gIter = nodes; gIter != NULL; gIter = gIter->next) { pcmk_node_t *node = (pcmk_node_t *) gIter->data; if (!pcmk__str_in_list(node->details->uname, only_node, pcmk__str_star_matches|pcmk__str_casei)) { continue; } PCMK__OUTPUT_LIST_HEADER(out, false, rc, "Node List"); out->message(out, "node", node, show_opts, true, only_node, only_rsc); } PCMK__OUTPUT_LIST_FOOTER(out, rc); return rc; } PCMK__OUTPUT_ARGS("node-list", "GList *", "GList *", "GList *", "uint32_t", "bool") static int node_list_text(pcmk__output_t *out, va_list args) { GList *nodes = va_arg(args, GList *); GList *only_node = va_arg(args, GList *); GList *only_rsc = va_arg(args, GList *); uint32_t show_opts = va_arg(args, uint32_t); bool print_spacer = va_arg(args, int); /* space-separated lists of node names */ GString *online_nodes = NULL; GString *online_remote_nodes = NULL; GString *online_guest_nodes = NULL; GString *offline_nodes = NULL; GString *offline_remote_nodes = NULL; int rc = pcmk_rc_no_output; for (GList *gIter = nodes; gIter != NULL; gIter = gIter->next) { pcmk_node_t *node = (pcmk_node_t *) gIter->data; char *node_name = pe__node_display_name(node, pcmk_is_set(show_opts, pcmk_show_node_id)); if (!pcmk__str_in_list(node->details->uname, only_node, pcmk__str_star_matches|pcmk__str_casei)) { free(node_name); continue; } PCMK__OUTPUT_LIST_HEADER(out, print_spacer, rc, "Node List"); // Determine whether to display node individually or in a list if (node->details->unclean || node->details->pending || (node->details->standby_onfail && node->details->online) || node->details->standby || node->details->maintenance || pcmk_is_set(show_opts, pcmk_show_rscs_by_node) || pcmk_is_set(show_opts, pcmk_show_feature_set) || (pe__node_health(node) <= 0)) { // Display node individually } else if (node->details->online) { // Display online node in a list if (pe__is_guest_node(node)) { pcmk__add_word(&online_guest_nodes, 1024, node_name); } else if (pe__is_remote_node(node)) { pcmk__add_word(&online_remote_nodes, 1024, node_name); } else { pcmk__add_word(&online_nodes, 1024, node_name); } free(node_name); continue; } else { // Display offline node in a list if (pe__is_remote_node(node)) { pcmk__add_word(&offline_remote_nodes, 1024, node_name); } else if (pe__is_guest_node(node)) { /* ignore offline guest nodes */ } else { pcmk__add_word(&offline_nodes, 1024, node_name); } free(node_name); continue; } /* If we get here, node is in bad state, or we're grouping by node */ out->message(out, "node", node, show_opts, true, only_node, only_rsc); free(node_name); } /* If we're not grouping by node, summarize nodes by status */ if (online_nodes != NULL) { out->list_item(out, "Online", "[ %s ]", (const char *) online_nodes->str); g_string_free(online_nodes, TRUE); } if (offline_nodes != NULL) { out->list_item(out, "OFFLINE", "[ %s ]", (const char *) offline_nodes->str); g_string_free(offline_nodes, TRUE); } if (online_remote_nodes) { out->list_item(out, "RemoteOnline", "[ %s ]", (const char *) online_remote_nodes->str); g_string_free(online_remote_nodes, TRUE); } if (offline_remote_nodes) { out->list_item(out, "RemoteOFFLINE", "[ %s ]", (const char *) offline_remote_nodes->str); g_string_free(offline_remote_nodes, TRUE); } if (online_guest_nodes != NULL) { out->list_item(out, "GuestOnline", "[ %s ]", (const char *) online_guest_nodes->str); g_string_free(online_guest_nodes, TRUE); } PCMK__OUTPUT_LIST_FOOTER(out, rc); return rc; } PCMK__OUTPUT_ARGS("node-list", "GList *", "GList *", "GList *", "uint32_t", "bool") static int node_list_xml(pcmk__output_t *out, va_list args) { GList *nodes = va_arg(args, GList *); GList *only_node = va_arg(args, GList *); GList *only_rsc = va_arg(args, GList *); uint32_t show_opts = va_arg(args, uint32_t); bool print_spacer G_GNUC_UNUSED = va_arg(args, int); out->begin_list(out, NULL, NULL, "nodes"); for (GList *gIter = nodes; gIter != NULL; gIter = gIter->next) { pcmk_node_t *node = (pcmk_node_t *) gIter->data; if (!pcmk__str_in_list(node->details->uname, only_node, pcmk__str_star_matches|pcmk__str_casei)) { continue; } out->message(out, "node", node, show_opts, true, only_node, only_rsc); } out->end_list(out); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("node-summary", "pcmk_scheduler_t *", "GList *", "GList *", "uint32_t", "uint32_t", "bool") static int node_summary(pcmk__output_t *out, va_list args) { pcmk_scheduler_t *scheduler = va_arg(args, pcmk_scheduler_t *); GList *only_node = va_arg(args, GList *); GList *only_rsc = va_arg(args, GList *); uint32_t section_opts = va_arg(args, uint32_t); uint32_t show_opts = va_arg(args, uint32_t); bool print_spacer = va_arg(args, int); xmlNode *node_state = NULL; xmlNode *cib_status = pcmk_find_cib_element(scheduler->input, XML_CIB_TAG_STATUS); int rc = pcmk_rc_no_output; if (xmlChildElementCount(cib_status) == 0) { return rc; } for (node_state = first_named_child(cib_status, XML_CIB_TAG_STATE); node_state != NULL; node_state = crm_next_same_xml(node_state)) { pcmk_node_t *node = pe_find_node_id(scheduler->nodes, ID(node_state)); if (!node || !node->details || !node->details->online) { continue; } if (!pcmk__str_in_list(node->details->uname, only_node, pcmk__str_star_matches|pcmk__str_casei)) { continue; } PCMK__OUTPUT_LIST_HEADER(out, print_spacer, rc, pcmk_is_set(section_opts, pcmk_section_operations) ? "Operations" : "Migration Summary"); out->message(out, "node-history-list", scheduler, node, node_state, only_node, only_rsc, section_opts, show_opts); } PCMK__OUTPUT_LIST_FOOTER(out, rc); return rc; } PCMK__OUTPUT_ARGS("node-weight", "const pcmk_resource_t *", "const char *", "const char *", "const char *") static int node_weight(pcmk__output_t *out, va_list args) { const pcmk_resource_t *rsc = va_arg(args, const pcmk_resource_t *); const char *prefix = va_arg(args, const char *); const char *uname = va_arg(args, const char *); const char *score = va_arg(args, const char *); if (rsc) { out->list_item(out, NULL, "%s: %s allocation score on %s: %s", prefix, rsc->id, uname, score); } else { out->list_item(out, NULL, "%s: %s = %s", prefix, uname, score); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("node-weight", "const pcmk_resource_t *", "const char *", "const char *", "const char *") static int node_weight_xml(pcmk__output_t *out, va_list args) { const pcmk_resource_t *rsc = va_arg(args, const pcmk_resource_t *); const char *prefix = va_arg(args, const char *); const char *uname = va_arg(args, const char *); const char *score = va_arg(args, const char *); xmlNodePtr node = pcmk__output_create_xml_node(out, "node_weight", "function", prefix, "node", uname, "score", score, NULL); if (rsc) { crm_xml_add(node, PCMK_XA_ID, rsc->id); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("op-history", "xmlNodePtr", "const char *", "const char *", "int", "uint32_t") static int op_history_text(pcmk__output_t *out, va_list args) { xmlNodePtr xml_op = va_arg(args, xmlNodePtr); const char *task = va_arg(args, const char *); const char *interval_ms_s = va_arg(args, const char *); int rc = va_arg(args, int); uint32_t show_opts = va_arg(args, uint32_t); char *buf = op_history_string(xml_op, task, interval_ms_s, rc, pcmk_is_set(show_opts, pcmk_show_timing)); out->list_item(out, NULL, "%s", buf); free(buf); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("op-history", "xmlNodePtr", "const char *", "const char *", "int", "uint32_t") static int op_history_xml(pcmk__output_t *out, va_list args) { xmlNodePtr xml_op = va_arg(args, xmlNodePtr); const char *task = va_arg(args, const char *); const char *interval_ms_s = va_arg(args, const char *); int rc = va_arg(args, int); uint32_t show_opts = va_arg(args, uint32_t); char *rc_s = pcmk__itoa(rc); xmlNodePtr node = pcmk__output_create_xml_node(out, "operation_history", "call", crm_element_value(xml_op, XML_LRM_ATTR_CALLID), "task", task, "rc", rc_s, "rc_text", services_ocf_exitcode_str(rc), NULL); free(rc_s); if (interval_ms_s && !pcmk__str_eq(interval_ms_s, "0", pcmk__str_casei)) { char *s = crm_strdup_printf("%sms", interval_ms_s); crm_xml_add(node, "interval", s); free(s); } if (pcmk_is_set(show_opts, pcmk_show_timing)) { const char *value = NULL; time_t epoch = 0; if ((crm_element_value_epoch(xml_op, XML_RSC_OP_LAST_CHANGE, &epoch) == pcmk_ok) && (epoch > 0)) { char *s = pcmk__epoch2str(&epoch, 0); crm_xml_add(node, XML_RSC_OP_LAST_CHANGE, s); free(s); } value = crm_element_value(xml_op, XML_RSC_OP_T_EXEC); if (value) { char *s = crm_strdup_printf("%sms", value); crm_xml_add(node, XML_RSC_OP_T_EXEC, s); free(s); } value = crm_element_value(xml_op, XML_RSC_OP_T_QUEUE); if (value) { char *s = crm_strdup_printf("%sms", value); crm_xml_add(node, XML_RSC_OP_T_QUEUE, s); free(s); } } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("promotion-score", "pcmk_resource_t *", "pcmk_node_t *", "const char *") static int promotion_score(pcmk__output_t *out, va_list args) { pcmk_resource_t *child_rsc = va_arg(args, pcmk_resource_t *); pcmk_node_t *chosen = va_arg(args, pcmk_node_t *); const char *score = va_arg(args, const char *); out->list_item(out, NULL, "%s promotion score on %s: %s", child_rsc->id, chosen? chosen->details->uname : "none", score); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("promotion-score", "pcmk_resource_t *", "pcmk_node_t *", "const char *") static int promotion_score_xml(pcmk__output_t *out, va_list args) { pcmk_resource_t *child_rsc = va_arg(args, pcmk_resource_t *); pcmk_node_t *chosen = va_arg(args, pcmk_node_t *); const char *score = va_arg(args, const char *); xmlNodePtr node = pcmk__output_create_xml_node(out, "promotion_score", PCMK_XA_ID, child_rsc->id, "score", score, NULL); if (chosen) { crm_xml_add(node, "node", chosen->details->uname); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("resource-config", "const pcmk_resource_t *", "bool") static int resource_config(pcmk__output_t *out, va_list args) { const pcmk_resource_t *rsc = va_arg(args, const pcmk_resource_t *); bool raw = va_arg(args, int); char *rsc_xml = formatted_xml_buf(rsc, raw); out->output_xml(out, "xml", rsc_xml); free(rsc_xml); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("resource-config", "const pcmk_resource_t *", "bool") static int resource_config_text(pcmk__output_t *out, va_list args) { const pcmk_resource_t *rsc = va_arg(args, const pcmk_resource_t *); bool raw = va_arg(args, int); char *rsc_xml = formatted_xml_buf(rsc, raw); pcmk__formatted_printf(out, "Resource XML:\n"); out->output_xml(out, "xml", rsc_xml); free(rsc_xml); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("resource-history", "pcmk_resource_t *", "const char *", "bool", "int", "time_t", "bool") static int resource_history_text(pcmk__output_t *out, va_list args) { pcmk_resource_t *rsc = va_arg(args, pcmk_resource_t *); const char *rsc_id = va_arg(args, const char *); bool all = va_arg(args, int); int failcount = va_arg(args, int); time_t last_failure = va_arg(args, time_t); bool as_header = va_arg(args, int); char *buf = resource_history_string(rsc, rsc_id, all, failcount, last_failure); if (as_header) { out->begin_list(out, NULL, NULL, "%s", buf); } else { out->list_item(out, NULL, "%s", buf); } free(buf); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("resource-history", "pcmk_resource_t *", "const char *", "bool", "int", "time_t", "bool") static int resource_history_xml(pcmk__output_t *out, va_list args) { pcmk_resource_t *rsc = va_arg(args, pcmk_resource_t *); const char *rsc_id = va_arg(args, const char *); bool all = va_arg(args, int); int failcount = va_arg(args, int); time_t last_failure = va_arg(args, time_t); bool as_header = va_arg(args, int); xmlNodePtr node = pcmk__output_xml_create_parent(out, "resource_history", PCMK_XA_ID, rsc_id, NULL); if (rsc == NULL) { pcmk__xe_set_bool_attr(node, "orphan", true); } else if (all || failcount || last_failure > 0) { char *migration_s = pcmk__itoa(rsc->migration_threshold); pcmk__xe_set_props(node, "orphan", "false", "migration-threshold", migration_s, NULL); free(migration_s); if (failcount > 0) { char *s = pcmk__itoa(failcount); crm_xml_add(node, PCMK__FAIL_COUNT_PREFIX, s); free(s); } if (last_failure > 0) { char *s = pcmk__epoch2str(&last_failure, 0); crm_xml_add(node, PCMK__LAST_FAILURE_PREFIX, s); free(s); } } if (!as_header) { pcmk__output_xml_pop_parent(out); } return pcmk_rc_ok; } static void print_resource_header(pcmk__output_t *out, uint32_t show_opts) { if (pcmk_is_set(show_opts, pcmk_show_rscs_by_node)) { /* Active resources have already been printed by node */ out->begin_list(out, NULL, NULL, "Inactive Resources"); } else if (pcmk_is_set(show_opts, pcmk_show_inactive_rscs)) { out->begin_list(out, NULL, NULL, "Full List of Resources"); } else { out->begin_list(out, NULL, NULL, "Active Resources"); } } PCMK__OUTPUT_ARGS("resource-list", "pcmk_scheduler_t *", "uint32_t", "bool", "GList *", "GList *", "bool") static int resource_list(pcmk__output_t *out, va_list args) { pcmk_scheduler_t *scheduler = va_arg(args, pcmk_scheduler_t *); uint32_t show_opts = va_arg(args, uint32_t); bool print_summary = va_arg(args, int); GList *only_node = va_arg(args, GList *); GList *only_rsc = va_arg(args, GList *); bool print_spacer = va_arg(args, int); GList *rsc_iter; int rc = pcmk_rc_no_output; bool printed_header = false; /* If we already showed active resources by node, and * we're not showing inactive resources, we have nothing to do */ if (pcmk_is_set(show_opts, pcmk_show_rscs_by_node) && !pcmk_is_set(show_opts, pcmk_show_inactive_rscs)) { return rc; } /* If we haven't already printed resources grouped by node, * and brief output was requested, print resource summary */ if (pcmk_is_set(show_opts, pcmk_show_brief) && !pcmk_is_set(show_opts, pcmk_show_rscs_by_node)) { GList *rscs = pe__filter_rsc_list(scheduler->resources, only_rsc); PCMK__OUTPUT_SPACER_IF(out, print_spacer); print_resource_header(out, show_opts); printed_header = true; rc = pe__rscs_brief_output(out, rscs, show_opts); g_list_free(rscs); } /* For each resource, display it if appropriate */ for (rsc_iter = scheduler->resources; rsc_iter != NULL; rsc_iter = rsc_iter->next) { pcmk_resource_t *rsc = (pcmk_resource_t *) rsc_iter->data; int x; /* Complex resources may have some sub-resources active and some inactive */ gboolean is_active = rsc->fns->active(rsc, TRUE); gboolean partially_active = rsc->fns->active(rsc, FALSE); /* Skip inactive orphans (deleted but still in CIB) */ if (pcmk_is_set(rsc->flags, pcmk_rsc_removed) && !is_active) { continue; /* Skip active resources if we already displayed them by node */ } else if (pcmk_is_set(show_opts, pcmk_show_rscs_by_node)) { if (is_active) { continue; } /* Skip primitives already counted in a brief summary */ } else if (pcmk_is_set(show_opts, pcmk_show_brief) && (rsc->variant == pcmk_rsc_variant_primitive)) { continue; /* Skip resources that aren't at least partially active, * unless we're displaying inactive resources */ } else if (!partially_active && !pcmk_is_set(show_opts, pcmk_show_inactive_rscs)) { continue; } else if (partially_active && !pe__rsc_running_on_any(rsc, only_node)) { continue; } if (!printed_header) { PCMK__OUTPUT_SPACER_IF(out, print_spacer); print_resource_header(out, show_opts); printed_header = true; } /* Print this resource */ x = out->message(out, crm_map_element_name(rsc->xml), show_opts, rsc, only_node, only_rsc); if (x == pcmk_rc_ok) { rc = pcmk_rc_ok; } } if (print_summary && rc != pcmk_rc_ok) { if (!printed_header) { PCMK__OUTPUT_SPACER_IF(out, print_spacer); print_resource_header(out, show_opts); printed_header = true; } if (pcmk_is_set(show_opts, pcmk_show_rscs_by_node)) { out->list_item(out, NULL, "No inactive resources"); } else if (pcmk_is_set(show_opts, pcmk_show_inactive_rscs)) { out->list_item(out, NULL, "No resources"); } else { out->list_item(out, NULL, "No active resources"); } } if (printed_header) { out->end_list(out); } return rc; } PCMK__OUTPUT_ARGS("resource-operation-list", "pcmk_scheduler_t *", "pcmk_resource_t *", "pcmk_node_t *", "GList *", "uint32_t") static int resource_operation_list(pcmk__output_t *out, va_list args) { pcmk_scheduler_t *scheduler G_GNUC_UNUSED = va_arg(args, pcmk_scheduler_t *); pcmk_resource_t *rsc = va_arg(args, pcmk_resource_t *); pcmk_node_t *node = va_arg(args, pcmk_node_t *); GList *op_list = va_arg(args, GList *); uint32_t show_opts = va_arg(args, uint32_t); GList *gIter = NULL; int rc = pcmk_rc_no_output; /* Print each operation */ for (gIter = op_list; gIter != NULL; gIter = gIter->next) { xmlNode *xml_op = (xmlNode *) gIter->data; const char *task = crm_element_value(xml_op, XML_LRM_ATTR_TASK); const char *interval_ms_s = crm_element_value(xml_op, XML_LRM_ATTR_INTERVAL_MS); const char *op_rc = crm_element_value(xml_op, XML_LRM_ATTR_RC); int op_rc_i; pcmk__scan_min_int(op_rc, &op_rc_i, 0); /* Display 0-interval monitors as "probe" */ if (pcmk__str_eq(task, PCMK_ACTION_MONITOR, pcmk__str_casei) && pcmk__str_eq(interval_ms_s, "0", pcmk__str_null_matches | pcmk__str_casei)) { task = "probe"; } /* If this is the first printed operation, print heading for resource */ if (rc == pcmk_rc_no_output) { time_t last_failure = 0; int failcount = pe_get_failcount(node, rsc, &last_failure, pcmk__fc_default, NULL); out->message(out, "resource-history", rsc, rsc_printable_id(rsc), true, failcount, last_failure, true); rc = pcmk_rc_ok; } /* Print the operation */ out->message(out, "op-history", xml_op, task, interval_ms_s, op_rc_i, show_opts); } /* Free the list we created (no need to free the individual items) */ g_list_free(op_list); PCMK__OUTPUT_LIST_FOOTER(out, rc); return rc; } PCMK__OUTPUT_ARGS("resource-util", "pcmk_resource_t *", "pcmk_node_t *", "const char *") static int resource_util(pcmk__output_t *out, va_list args) { pcmk_resource_t *rsc = va_arg(args, pcmk_resource_t *); pcmk_node_t *node = va_arg(args, pcmk_node_t *); const char *fn = va_arg(args, const char *); char *dump_text = crm_strdup_printf("%s: %s utilization on %s:", fn, rsc->id, pe__node_name(node)); g_hash_table_foreach(rsc->utilization, append_dump_text, &dump_text); out->list_item(out, NULL, "%s", dump_text); free(dump_text); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("resource-util", "pcmk_resource_t *", "pcmk_node_t *", "const char *") static int resource_util_xml(pcmk__output_t *out, va_list args) { pcmk_resource_t *rsc = va_arg(args, pcmk_resource_t *); pcmk_node_t *node = va_arg(args, pcmk_node_t *); const char *fn = va_arg(args, const char *); xmlNodePtr xml_node = pcmk__output_create_xml_node(out, "utilization", "resource", rsc->id, "node", node->details->uname, "function", fn, NULL); g_hash_table_foreach(rsc->utilization, add_dump_node, xml_node); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("ticket", "pcmk_ticket_t *") static int ticket_html(pcmk__output_t *out, va_list args) { pcmk_ticket_t *ticket = va_arg(args, pcmk_ticket_t *); if (ticket->last_granted > -1) { char *epoch_str = pcmk__epoch2str(&(ticket->last_granted), 0); out->list_item(out, NULL, "%s:\t%s%s %s=\"%s\"", ticket->id, ticket->granted ? "granted" : "revoked", ticket->standby ? " [standby]" : "", "last-granted", pcmk__s(epoch_str, "")); free(epoch_str); } else { out->list_item(out, NULL, "%s:\t%s%s", ticket->id, ticket->granted ? "granted" : "revoked", ticket->standby ? " [standby]" : ""); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("ticket", "pcmk_ticket_t *") static int ticket_text(pcmk__output_t *out, va_list args) { pcmk_ticket_t *ticket = va_arg(args, pcmk_ticket_t *); if (ticket->last_granted > -1) { char *epoch_str = pcmk__epoch2str(&(ticket->last_granted), 0); out->list_item(out, ticket->id, "%s%s %s=\"%s\"", ticket->granted ? "granted" : "revoked", ticket->standby ? " [standby]" : "", "last-granted", pcmk__s(epoch_str, "")); free(epoch_str); } else { out->list_item(out, ticket->id, "%s%s", ticket->granted ? "granted" : "revoked", ticket->standby ? " [standby]" : ""); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("ticket", "pcmk_ticket_t *") static int ticket_xml(pcmk__output_t *out, va_list args) { pcmk_ticket_t *ticket = va_arg(args, pcmk_ticket_t *); xmlNodePtr node = NULL; node = pcmk__output_create_xml_node(out, "ticket", PCMK_XA_ID, ticket->id, "status", ticket->granted ? "granted" : "revoked", "standby", pcmk__btoa(ticket->standby), NULL); if (ticket->last_granted > -1) { char *buf = pcmk__epoch2str(&ticket->last_granted, 0); crm_xml_add(node, "last-granted", buf); free(buf); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("ticket-list", "pcmk_scheduler_t *", "bool") static int ticket_list(pcmk__output_t *out, va_list args) { pcmk_scheduler_t *scheduler = va_arg(args, pcmk_scheduler_t *); bool print_spacer = va_arg(args, int); GHashTableIter iter; gpointer key, value; if (g_hash_table_size(scheduler->tickets) == 0) { return pcmk_rc_no_output; } PCMK__OUTPUT_SPACER_IF(out, print_spacer); /* Print section heading */ out->begin_list(out, NULL, NULL, "Tickets"); /* Print each ticket */ g_hash_table_iter_init(&iter, scheduler->tickets); while (g_hash_table_iter_next(&iter, &key, &value)) { pcmk_ticket_t *ticket = (pcmk_ticket_t *) value; out->message(out, "ticket", ticket); } /* Close section */ out->end_list(out); return pcmk_rc_ok; } static pcmk__message_entry_t fmt_functions[] = { { "ban", "default", ban_text }, { "ban", "html", ban_html }, { "ban", "xml", ban_xml }, { "ban-list", "default", ban_list }, { "bundle", "default", pe__bundle_text }, { "bundle", "xml", pe__bundle_xml }, { "bundle", "html", pe__bundle_html }, { "clone", "default", pe__clone_default }, { "clone", "xml", pe__clone_xml }, { "cluster-counts", "default", cluster_counts_text }, { "cluster-counts", "html", cluster_counts_html }, { "cluster-counts", "xml", cluster_counts_xml }, { "cluster-dc", "default", cluster_dc_text }, { "cluster-dc", "html", cluster_dc_html }, { "cluster-dc", "xml", cluster_dc_xml }, { "cluster-options", "default", cluster_options_text }, { "cluster-options", "html", cluster_options_html }, { "cluster-options", "log", cluster_options_log }, { "cluster-options", "xml", cluster_options_xml }, { "cluster-summary", "default", cluster_summary }, { "cluster-summary", "html", cluster_summary_html }, { "cluster-stack", "default", cluster_stack_text }, { "cluster-stack", "html", cluster_stack_html }, { "cluster-stack", "xml", cluster_stack_xml }, { "cluster-times", "default", cluster_times_text }, { "cluster-times", "html", cluster_times_html }, { "cluster-times", "xml", cluster_times_xml }, { "failed-action", "default", failed_action_default }, { "failed-action", "xml", failed_action_xml }, { "failed-action-list", "default", failed_action_list }, { "group", "default", pe__group_default}, { "group", "xml", pe__group_xml }, { "maint-mode", "text", cluster_maint_mode_text }, { "node", "default", node_text }, { "node", "html", node_html }, { "node", "xml", node_xml }, { "node-and-op", "default", node_and_op }, { "node-and-op", "xml", node_and_op_xml }, { "node-capacity", "default", node_capacity }, { "node-capacity", "xml", node_capacity_xml }, { "node-history-list", "default", node_history_list }, { "node-list", "default", node_list_text }, { "node-list", "html", node_list_html }, { "node-list", "xml", node_list_xml }, { "node-weight", "default", node_weight }, { "node-weight", "xml", node_weight_xml }, { "node-attribute", "default", node_attribute_text }, { "node-attribute", "html", node_attribute_html }, { "node-attribute", "xml", node_attribute_xml }, { "node-attribute-list", "default", node_attribute_list }, { "node-summary", "default", node_summary }, { "op-history", "default", op_history_text }, { "op-history", "xml", op_history_xml }, { "primitive", "default", pe__resource_text }, { "primitive", "xml", pe__resource_xml }, { "primitive", "html", pe__resource_html }, { "promotion-score", "default", promotion_score }, { "promotion-score", "xml", promotion_score_xml }, { "resource-config", "default", resource_config }, { "resource-config", "text", resource_config_text }, { "resource-history", "default", resource_history_text }, { "resource-history", "xml", resource_history_xml }, { "resource-list", "default", resource_list }, { "resource-operation-list", "default", resource_operation_list }, { "resource-util", "default", resource_util }, { "resource-util", "xml", resource_util_xml }, { "ticket", "default", ticket_text }, { "ticket", "html", ticket_html }, { "ticket", "xml", ticket_xml }, { "ticket-list", "default", ticket_list }, { NULL, NULL, NULL } }; void pe__register_messages(pcmk__output_t *out) { pcmk__register_messages(out, fmt_functions); } diff --git a/lib/pengine/unpack.c b/lib/pengine/unpack.c index f3bb6cbb22..d3fc1edf38 100644 --- a/lib/pengine/unpack.c +++ b/lib/pengine/unpack.c @@ -1,5121 +1,5121 @@ /* * Copyright 2004-2024 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include CRM_TRACE_INIT_DATA(pe_status); // A (parsed) resource action history entry struct action_history { pcmk_resource_t *rsc; // Resource that history is for pcmk_node_t *node; // Node that history is for xmlNode *xml; // History entry XML // Parsed from entry XML const char *id; // XML ID of history entry const char *key; // Operation key of action const char *task; // Action name const char *exit_reason; // Exit reason given for result guint interval_ms; // Action interval int call_id; // Call ID of action int expected_exit_status; // Expected exit status of action int exit_status; // Actual exit status of action int execution_status; // Execution status of action }; /* This uses pcmk__set_flags_as()/pcmk__clear_flags_as() directly rather than * use pe__set_working_set_flags()/pe__clear_working_set_flags() so that the * flag is stringified more readably in log messages. */ #define set_config_flag(scheduler, option, flag) do { \ const char *scf_value = pe_pref((scheduler)->config_hash, (option)); \ if (scf_value != NULL) { \ if (crm_is_true(scf_value)) { \ (scheduler)->flags = pcmk__set_flags_as(__func__, __LINE__, \ LOG_TRACE, "Scheduler", \ crm_system_name, (scheduler)->flags, \ (flag), #flag); \ } else { \ (scheduler)->flags = pcmk__clear_flags_as(__func__, __LINE__, \ LOG_TRACE, "Scheduler", \ crm_system_name, (scheduler)->flags, \ (flag), #flag); \ } \ } \ } while(0) static void unpack_rsc_op(pcmk_resource_t *rsc, pcmk_node_t *node, xmlNode *xml_op, xmlNode **last_failure, enum action_fail_response *failed); static void determine_remote_online_status(pcmk_scheduler_t *scheduler, pcmk_node_t *this_node); static void add_node_attrs(const xmlNode *xml_obj, pcmk_node_t *node, bool overwrite, pcmk_scheduler_t *scheduler); static void determine_online_status(const xmlNode *node_state, pcmk_node_t *this_node, pcmk_scheduler_t *scheduler); static void unpack_node_lrm(pcmk_node_t *node, const xmlNode *xml, pcmk_scheduler_t *scheduler); static gboolean is_dangling_guest_node(pcmk_node_t *node) { /* we are looking for a remote-node that was supposed to be mapped to a * container resource, but all traces of that container have disappeared * from both the config and the status section. */ if (pe__is_guest_or_remote_node(node) && node->details->remote_rsc && node->details->remote_rsc->container == NULL && pcmk_is_set(node->details->remote_rsc->flags, pcmk_rsc_removed_filler)) { return TRUE; } return FALSE; } /*! * \brief Schedule a fence action for a node * * \param[in,out] scheduler Scheduler data * \param[in,out] node Node to fence * \param[in] reason Text description of why fencing is needed * \param[in] priority_delay Whether to consider * \c PCMK_OPT_PRIORITY_FENCING_DELAY */ void pe_fence_node(pcmk_scheduler_t *scheduler, pcmk_node_t *node, const char *reason, bool priority_delay) { CRM_CHECK(node, return); /* A guest node is fenced by marking its container as failed */ if (pe__is_guest_node(node)) { pcmk_resource_t *rsc = node->details->remote_rsc->container; if (!pcmk_is_set(rsc->flags, pcmk_rsc_failed)) { if (!pcmk_is_set(rsc->flags, pcmk_rsc_managed)) { crm_notice("Not fencing guest node %s " "(otherwise would because %s): " "its guest resource %s is unmanaged", pe__node_name(node), reason, rsc->id); } else { pcmk__sched_warn("Guest node %s will be fenced " "(by recovering its guest resource %s): %s", pe__node_name(node), rsc->id, reason); /* We don't mark the node as unclean because that would prevent the * node from running resources. We want to allow it to run resources * in this transition if the recovery succeeds. */ node->details->remote_requires_reset = TRUE; pe__set_resource_flags(rsc, pcmk_rsc_failed|pcmk_rsc_stop_if_failed); } } } else if (is_dangling_guest_node(node)) { crm_info("Cleaning up dangling connection for guest node %s: " "fencing was already done because %s, " "and guest resource no longer exists", pe__node_name(node), reason); pe__set_resource_flags(node->details->remote_rsc, pcmk_rsc_failed|pcmk_rsc_stop_if_failed); } else if (pe__is_remote_node(node)) { pcmk_resource_t *rsc = node->details->remote_rsc; if ((rsc != NULL) && !pcmk_is_set(rsc->flags, pcmk_rsc_managed)) { crm_notice("Not fencing remote node %s " "(otherwise would because %s): connection is unmanaged", pe__node_name(node), reason); } else if(node->details->remote_requires_reset == FALSE) { node->details->remote_requires_reset = TRUE; pcmk__sched_warn("Remote node %s %s: %s", pe__node_name(node), pe_can_fence(scheduler, node)? "will be fenced" : "is unclean", reason); } node->details->unclean = TRUE; // No need to apply PCMK_OPT_PRIORITY_FENCING_DELAY for remote nodes pe_fence_op(node, NULL, TRUE, reason, FALSE, scheduler); } else if (node->details->unclean) { crm_trace("Cluster node %s %s because %s", pe__node_name(node), pe_can_fence(scheduler, node)? "would also be fenced" : "also is unclean", reason); } else { pcmk__sched_warn("Cluster node %s %s: %s", pe__node_name(node), pe_can_fence(scheduler, node)? "will be fenced" : "is unclean", reason); node->details->unclean = TRUE; pe_fence_op(node, NULL, TRUE, reason, priority_delay, scheduler); } } // @TODO xpaths can't handle templates, rules, or id-refs // nvpair with provides or requires set to unfencing #define XPATH_UNFENCING_NVPAIR XML_CIB_TAG_NVPAIR \ "[(@" XML_NVPAIR_ATTR_NAME "='" PCMK_STONITH_PROVIDES "'" \ "or @" XML_NVPAIR_ATTR_NAME "='" XML_RSC_ATTR_REQUIRES "') " \ "and @" XML_NVPAIR_ATTR_VALUE "='" PCMK__VALUE_UNFENCING "']" // unfencing in rsc_defaults or any resource #define XPATH_ENABLE_UNFENCING \ "/" XML_TAG_CIB "/" XML_CIB_TAG_CONFIGURATION "/" XML_CIB_TAG_RESOURCES \ "//" XML_TAG_META_SETS "/" XPATH_UNFENCING_NVPAIR \ "|/" XML_TAG_CIB "/" XML_CIB_TAG_CONFIGURATION "/" XML_CIB_TAG_RSCCONFIG \ "/" XML_TAG_META_SETS "/" XPATH_UNFENCING_NVPAIR static void set_if_xpath(uint64_t flag, const char *xpath, pcmk_scheduler_t *scheduler) { xmlXPathObjectPtr result = NULL; if (!pcmk_is_set(scheduler->flags, flag)) { result = xpath_search(scheduler->input, xpath); if (result && (numXpathResults(result) > 0)) { pe__set_working_set_flags(scheduler, flag); } freeXpathObject(result); } } gboolean unpack_config(xmlNode *config, pcmk_scheduler_t *scheduler) { const char *value = NULL; guint interval_ms = 0U; GHashTable *config_hash = pcmk__strkey_table(free, free); pe_rule_eval_data_t rule_data = { .node_hash = NULL, .role = pcmk_role_unknown, .now = scheduler->now, .match_data = NULL, .rsc_data = NULL, .op_data = NULL }; scheduler->config_hash = config_hash; pe__unpack_dataset_nvpairs(config, XML_CIB_TAG_PROPSET, &rule_data, config_hash, CIB_OPTIONS_FIRST, FALSE, scheduler); verify_pe_options(scheduler->config_hash); set_config_flag(scheduler, PCMK_OPT_ENABLE_STARTUP_PROBES, pcmk_sched_probe_resources); if (!pcmk_is_set(scheduler->flags, pcmk_sched_probe_resources)) { crm_info("Startup probes: disabled (dangerous)"); } value = pe_pref(scheduler->config_hash, PCMK_OPT_HAVE_WATCHDOG); if (value && crm_is_true(value)) { crm_info("Watchdog-based self-fencing will be performed via SBD if " "fencing is required and " PCMK_OPT_STONITH_WATCHDOG_TIMEOUT " is nonzero"); pe__set_working_set_flags(scheduler, pcmk_sched_have_fencing); } /* Set certain flags via xpath here, so they can be used before the relevant * configuration sections are unpacked. */ set_if_xpath(pcmk_sched_enable_unfencing, XPATH_ENABLE_UNFENCING, scheduler); value = pe_pref(scheduler->config_hash, PCMK_OPT_STONITH_TIMEOUT); pcmk_parse_interval_spec(value, &interval_ms); if (interval_ms >= INT_MAX) { scheduler->stonith_timeout = INT_MAX; } else { scheduler->stonith_timeout = (int) interval_ms; } crm_debug("STONITH timeout: %d", scheduler->stonith_timeout); set_config_flag(scheduler, PCMK_OPT_STONITH_ENABLED, pcmk_sched_fencing_enabled); if (pcmk_is_set(scheduler->flags, pcmk_sched_fencing_enabled)) { crm_debug("STONITH of failed nodes is enabled"); } else { crm_debug("STONITH of failed nodes is disabled"); } scheduler->stonith_action = pe_pref(scheduler->config_hash, PCMK_OPT_STONITH_ACTION); if (!strcmp(scheduler->stonith_action, "poweroff")) { pcmk__warn_once(pcmk__wo_poweroff, "Support for " PCMK_OPT_STONITH_ACTION " of " "'poweroff' is deprecated and will be removed in a " "future release (use 'off' instead)"); scheduler->stonith_action = PCMK_ACTION_OFF; } crm_trace("STONITH will %s nodes", scheduler->stonith_action); set_config_flag(scheduler, PCMK_OPT_CONCURRENT_FENCING, pcmk_sched_concurrent_fencing); if (pcmk_is_set(scheduler->flags, pcmk_sched_concurrent_fencing)) { crm_debug("Concurrent fencing is enabled"); } else { crm_debug("Concurrent fencing is disabled"); } value = pe_pref(scheduler->config_hash, PCMK_OPT_PRIORITY_FENCING_DELAY); if (value) { pcmk_parse_interval_spec(value, &interval_ms); scheduler->priority_fencing_delay = (int) (interval_ms / 1000); crm_trace("Priority fencing delay is %ds", scheduler->priority_fencing_delay); } set_config_flag(scheduler, PCMK_OPT_STOP_ALL_RESOURCES, pcmk_sched_stop_all); crm_debug("Stop all active resources: %s", pcmk__btoa(pcmk_is_set(scheduler->flags, pcmk_sched_stop_all))); set_config_flag(scheduler, PCMK_OPT_SYMMETRIC_CLUSTER, pcmk_sched_symmetric_cluster); if (pcmk_is_set(scheduler->flags, pcmk_sched_symmetric_cluster)) { crm_debug("Cluster is symmetric" " - resources can run anywhere by default"); } value = pe_pref(scheduler->config_hash, PCMK_OPT_NO_QUORUM_POLICY); if (pcmk__str_eq(value, "ignore", pcmk__str_casei)) { scheduler->no_quorum_policy = pcmk_no_quorum_ignore; } else if (pcmk__str_eq(value, "freeze", pcmk__str_casei)) { scheduler->no_quorum_policy = pcmk_no_quorum_freeze; } else if (pcmk__str_eq(value, "demote", pcmk__str_casei)) { scheduler->no_quorum_policy = pcmk_no_quorum_demote; } else if (pcmk__str_eq(value, "suicide", pcmk__str_casei)) { if (pcmk_is_set(scheduler->flags, pcmk_sched_fencing_enabled)) { int do_panic = 0; crm_element_value_int(scheduler->input, PCMK_XA_NO_QUORUM_PANIC, &do_panic); if (do_panic || pcmk_is_set(scheduler->flags, pcmk_sched_quorate)) { scheduler->no_quorum_policy = pcmk_no_quorum_fence; } else { crm_notice("Resetting " PCMK_OPT_NO_QUORUM_POLICY " to 'stop': cluster has never had quorum"); scheduler->no_quorum_policy = pcmk_no_quorum_stop; } } else { pcmk__config_err("Resetting " PCMK_OPT_NO_QUORUM_POLICY " to 'stop' because fencing is disabled"); scheduler->no_quorum_policy = pcmk_no_quorum_stop; } } else { scheduler->no_quorum_policy = pcmk_no_quorum_stop; } switch (scheduler->no_quorum_policy) { case pcmk_no_quorum_freeze: crm_debug("On loss of quorum: Freeze resources"); break; case pcmk_no_quorum_stop: crm_debug("On loss of quorum: Stop ALL resources"); break; case pcmk_no_quorum_demote: crm_debug("On loss of quorum: " "Demote promotable resources and stop other resources"); break; case pcmk_no_quorum_fence: crm_notice("On loss of quorum: Fence all remaining nodes"); break; case pcmk_no_quorum_ignore: crm_notice("On loss of quorum: Ignore"); break; } set_config_flag(scheduler, PCMK_OPT_STOP_ORPHAN_RESOURCES, pcmk_sched_stop_removed_resources); if (pcmk_is_set(scheduler->flags, pcmk_sched_stop_removed_resources)) { crm_trace("Orphan resources are stopped"); } else { crm_trace("Orphan resources are ignored"); } set_config_flag(scheduler, PCMK_OPT_STOP_ORPHAN_ACTIONS, pcmk_sched_cancel_removed_actions); if (pcmk_is_set(scheduler->flags, pcmk_sched_cancel_removed_actions)) { crm_trace("Orphan resource actions are stopped"); } else { crm_trace("Orphan resource actions are ignored"); } value = pe_pref(scheduler->config_hash, PCMK__OPT_REMOVE_AFTER_STOP); if (value != NULL) { if (crm_is_true(value)) { pe__set_working_set_flags(scheduler, pcmk_sched_remove_after_stop); #ifndef PCMK__COMPAT_2_0 pcmk__warn_once(pcmk__wo_remove_after, "Support for the " PCMK__OPT_REMOVE_AFTER_STOP " cluster property is deprecated and will be " "removed in a future release"); #endif } else { pe__clear_working_set_flags(scheduler, pcmk_sched_remove_after_stop); } } set_config_flag(scheduler, PCMK_OPT_MAINTENANCE_MODE, pcmk_sched_in_maintenance); crm_trace("Maintenance mode: %s", pcmk__btoa(pcmk_is_set(scheduler->flags, pcmk_sched_in_maintenance))); set_config_flag(scheduler, PCMK_OPT_START_FAILURE_IS_FATAL, pcmk_sched_start_failure_fatal); if (pcmk_is_set(scheduler->flags, pcmk_sched_start_failure_fatal)) { crm_trace("Start failures are always fatal"); } else { crm_trace("Start failures are handled by failcount"); } if (pcmk_is_set(scheduler->flags, pcmk_sched_fencing_enabled)) { set_config_flag(scheduler, PCMK_OPT_STARTUP_FENCING, pcmk_sched_startup_fencing); } if (pcmk_is_set(scheduler->flags, pcmk_sched_startup_fencing)) { crm_trace("Unseen nodes will be fenced"); } else { pcmk__warn_once(pcmk__wo_blind, "Blind faith: not fencing unseen nodes"); } pe__unpack_node_health_scores(scheduler); scheduler->placement_strategy = pe_pref(scheduler->config_hash, PCMK_OPT_PLACEMENT_STRATEGY); crm_trace("Placement strategy: %s", scheduler->placement_strategy); set_config_flag(scheduler, PCMK_OPT_SHUTDOWN_LOCK, pcmk_sched_shutdown_lock); if (pcmk_is_set(scheduler->flags, pcmk_sched_shutdown_lock)) { value = pe_pref(scheduler->config_hash, PCMK_OPT_SHUTDOWN_LOCK_LIMIT); pcmk_parse_interval_spec(value, &(scheduler->shutdown_lock)); scheduler->shutdown_lock /= 1000; crm_trace("Resources will be locked to nodes that were cleanly " "shut down (locks expire after %s)", pcmk__readable_interval(scheduler->shutdown_lock)); } else { crm_trace("Resources will not be locked to nodes that were cleanly " "shut down"); } value = pe_pref(scheduler->config_hash, PCMK_OPT_NODE_PENDING_TIMEOUT); pcmk_parse_interval_spec(value, &(scheduler->node_pending_timeout)); scheduler->node_pending_timeout /= 1000; if (scheduler->node_pending_timeout == 0) { crm_trace("Do not fence pending nodes"); } else { crm_trace("Fence pending nodes after %s", pcmk__readable_interval(scheduler->node_pending_timeout * 1000)); } return TRUE; } pcmk_node_t * pe_create_node(const char *id, const char *uname, const char *type, const char *score, pcmk_scheduler_t *scheduler) { pcmk_node_t *new_node = NULL; if (pe_find_node(scheduler->nodes, uname) != NULL) { pcmk__config_warn("More than one node entry has name '%s'", uname); } new_node = calloc(1, sizeof(pcmk_node_t)); if (new_node == NULL) { pcmk__sched_err("Could not allocate memory for node %s", uname); return NULL; } new_node->weight = char2score(score); new_node->details = calloc(1, sizeof(struct pe_node_shared_s)); if (new_node->details == NULL) { free(new_node); pcmk__sched_err("Could not allocate memory for node %s", uname); return NULL; } crm_trace("Creating node for entry %s/%s", uname, id); new_node->details->id = id; new_node->details->uname = uname; new_node->details->online = FALSE; new_node->details->shutdown = FALSE; new_node->details->rsc_discovery_enabled = TRUE; new_node->details->running_rsc = NULL; new_node->details->data_set = scheduler; if (pcmk__str_eq(type, "member", pcmk__str_null_matches | pcmk__str_casei)) { new_node->details->type = pcmk_node_variant_cluster; } else if (pcmk__str_eq(type, "remote", pcmk__str_casei)) { new_node->details->type = pcmk_node_variant_remote; pe__set_working_set_flags(scheduler, pcmk_sched_have_remote_nodes); } else { /* @COMPAT 'ping' is the default for backward compatibility, but it * should be changed to 'member' at a compatibility break */ if (!pcmk__str_eq(type, "ping", pcmk__str_casei)) { pcmk__config_warn("Node %s has unrecognized type '%s', " "assuming 'ping'", pcmk__s(uname, "without name"), type); } pcmk__warn_once(pcmk__wo_ping_node, "Support for nodes of type 'ping' (such as %s) is " "deprecated and will be removed in a future release", pcmk__s(uname, "unnamed node")); new_node->details->type = node_ping; } new_node->details->attrs = pcmk__strkey_table(free, free); if (pe__is_guest_or_remote_node(new_node)) { g_hash_table_insert(new_node->details->attrs, strdup(CRM_ATTR_KIND), strdup("remote")); } else { g_hash_table_insert(new_node->details->attrs, strdup(CRM_ATTR_KIND), strdup("cluster")); } new_node->details->utilization = pcmk__strkey_table(free, free); new_node->details->digest_cache = pcmk__strkey_table(free, pe__free_digests); scheduler->nodes = g_list_insert_sorted(scheduler->nodes, new_node, pe__cmp_node_name); return new_node; } static const char * expand_remote_rsc_meta(xmlNode *xml_obj, xmlNode *parent, pcmk_scheduler_t *data) { xmlNode *attr_set = NULL; xmlNode *attr = NULL; const char *container_id = ID(xml_obj); const char *remote_name = NULL; const char *remote_server = NULL; const char *remote_port = NULL; const char *connect_timeout = "60s"; const char *remote_allow_migrate=NULL; const char *is_managed = NULL; for (attr_set = pcmk__xe_first_child(xml_obj); attr_set != NULL; attr_set = pcmk__xe_next(attr_set)) { if (!pcmk__str_eq((const char *)attr_set->name, XML_TAG_META_SETS, pcmk__str_casei)) { continue; } for (attr = pcmk__xe_first_child(attr_set); attr != NULL; attr = pcmk__xe_next(attr)) { const char *value = crm_element_value(attr, XML_NVPAIR_ATTR_VALUE); const char *name = crm_element_value(attr, XML_NVPAIR_ATTR_NAME); if (pcmk__str_eq(name, XML_RSC_ATTR_REMOTE_NODE, pcmk__str_casei)) { remote_name = value; } else if (pcmk__str_eq(name, "remote-addr", pcmk__str_casei)) { remote_server = value; } else if (pcmk__str_eq(name, "remote-port", pcmk__str_casei)) { remote_port = value; } else if (pcmk__str_eq(name, "remote-connect-timeout", pcmk__str_casei)) { connect_timeout = value; } else if (pcmk__str_eq(name, "remote-allow-migrate", pcmk__str_casei)) { remote_allow_migrate=value; } else if (pcmk__str_eq(name, PCMK_META_IS_MANAGED, pcmk__str_none)) { is_managed = value; } } } if (remote_name == NULL) { return NULL; } if (pe_find_resource(data->resources, remote_name) != NULL) { return NULL; } pe_create_remote_xml(parent, remote_name, container_id, remote_allow_migrate, is_managed, connect_timeout, remote_server, remote_port); return remote_name; } static void handle_startup_fencing(pcmk_scheduler_t *scheduler, pcmk_node_t *new_node) { if ((new_node->details->type == pcmk_node_variant_remote) && (new_node->details->remote_rsc == NULL)) { /* Ignore fencing for remote nodes that don't have a connection resource * associated with them. This happens when remote node entries get left * in the nodes section after the connection resource is removed. */ return; } if (pcmk_is_set(scheduler->flags, pcmk_sched_startup_fencing)) { // All nodes are unclean until we've seen their status entry new_node->details->unclean = TRUE; } else { // Blind faith ... new_node->details->unclean = FALSE; } /* We need to be able to determine if a node's status section * exists or not separate from whether the node is unclean. */ new_node->details->unseen = TRUE; } gboolean unpack_nodes(xmlNode *xml_nodes, pcmk_scheduler_t *scheduler) { xmlNode *xml_obj = NULL; pcmk_node_t *new_node = NULL; const char *id = NULL; const char *uname = NULL; const char *type = NULL; const char *score = NULL; for (xml_obj = pcmk__xe_first_child(xml_nodes); xml_obj != NULL; xml_obj = pcmk__xe_next(xml_obj)) { if (pcmk__str_eq((const char *)xml_obj->name, XML_CIB_TAG_NODE, pcmk__str_none)) { new_node = NULL; id = crm_element_value(xml_obj, PCMK_XA_ID); uname = crm_element_value(xml_obj, XML_ATTR_UNAME); type = crm_element_value(xml_obj, XML_ATTR_TYPE); score = crm_element_value(xml_obj, XML_RULE_ATTR_SCORE); crm_trace("Processing node %s/%s", uname, id); if (id == NULL) { pcmk__config_err("Ignoring <" XML_CIB_TAG_NODE "> entry in configuration without id"); continue; } new_node = pe_create_node(id, uname, type, score, scheduler); if (new_node == NULL) { return FALSE; } handle_startup_fencing(scheduler, new_node); add_node_attrs(xml_obj, new_node, FALSE, scheduler); crm_trace("Done with node %s", crm_element_value(xml_obj, XML_ATTR_UNAME)); } } if (scheduler->localhost && (pe_find_node(scheduler->nodes, scheduler->localhost) == NULL)) { crm_info("Creating a fake local node"); pe_create_node(scheduler->localhost, scheduler->localhost, NULL, 0, scheduler); } return TRUE; } static void setup_container(pcmk_resource_t *rsc, pcmk_scheduler_t *scheduler) { const char *container_id = NULL; if (rsc->children) { g_list_foreach(rsc->children, (GFunc) setup_container, scheduler); return; } container_id = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_CONTAINER); if (container_id && !pcmk__str_eq(container_id, rsc->id, pcmk__str_casei)) { pcmk_resource_t *container = pe_find_resource(scheduler->resources, container_id); if (container) { rsc->container = container; pe__set_resource_flags(container, pcmk_rsc_has_filler); container->fillers = g_list_append(container->fillers, rsc); pcmk__rsc_trace(rsc, "Resource %s's container is %s", rsc->id, container_id); } else { pcmk__config_err("Resource %s: Unknown resource container (%s)", rsc->id, container_id); } } } gboolean unpack_remote_nodes(xmlNode *xml_resources, pcmk_scheduler_t *scheduler) { xmlNode *xml_obj = NULL; /* Create remote nodes and guest nodes from the resource configuration * before unpacking resources. */ for (xml_obj = pcmk__xe_first_child(xml_resources); xml_obj != NULL; xml_obj = pcmk__xe_next(xml_obj)) { const char *new_node_id = NULL; /* Check for remote nodes, which are defined by ocf:pacemaker:remote * primitives. */ if (xml_contains_remote_node(xml_obj)) { new_node_id = ID(xml_obj); /* The "pe_find_node" check is here to make sure we don't iterate over * an expanded node that has already been added to the node list. */ if (new_node_id && (pe_find_node(scheduler->nodes, new_node_id) == NULL)) { crm_trace("Found remote node %s defined by resource %s", new_node_id, ID(xml_obj)); pe_create_node(new_node_id, new_node_id, "remote", NULL, scheduler); } continue; } /* Check for guest nodes, which are defined by special meta-attributes * of a primitive of any type (for example, VirtualDomain or Xen). */ if (pcmk__str_eq((const char *)xml_obj->name, XML_CIB_TAG_RESOURCE, pcmk__str_none)) { /* This will add an ocf:pacemaker:remote primitive to the * configuration for the guest node's connection, to be unpacked * later. */ new_node_id = expand_remote_rsc_meta(xml_obj, xml_resources, scheduler); if (new_node_id && (pe_find_node(scheduler->nodes, new_node_id) == NULL)) { crm_trace("Found guest node %s in resource %s", new_node_id, ID(xml_obj)); pe_create_node(new_node_id, new_node_id, "remote", NULL, scheduler); } continue; } /* Check for guest nodes inside a group. Clones are currently not * supported as guest nodes. */ if (pcmk__str_eq((const char *)xml_obj->name, XML_CIB_TAG_GROUP, pcmk__str_none)) { xmlNode *xml_obj2 = NULL; for (xml_obj2 = pcmk__xe_first_child(xml_obj); xml_obj2 != NULL; xml_obj2 = pcmk__xe_next(xml_obj2)) { new_node_id = expand_remote_rsc_meta(xml_obj2, xml_resources, scheduler); if (new_node_id && (pe_find_node(scheduler->nodes, new_node_id) == NULL)) { crm_trace("Found guest node %s in resource %s inside group %s", new_node_id, ID(xml_obj2), ID(xml_obj)); pe_create_node(new_node_id, new_node_id, "remote", NULL, scheduler); } } } } return TRUE; } /* Call this after all the nodes and resources have been * unpacked, but before the status section is read. * * A remote node's online status is reflected by the state * of the remote node's connection resource. We need to link * the remote node to this connection resource so we can have * easy access to the connection resource during the scheduler calculations. */ static void link_rsc2remotenode(pcmk_scheduler_t *scheduler, pcmk_resource_t *new_rsc) { pcmk_node_t *remote_node = NULL; if (new_rsc->is_remote_node == FALSE) { return; } if (pcmk_is_set(scheduler->flags, pcmk_sched_location_only)) { /* remote_nodes and remote_resources are not linked in quick location calculations */ return; } remote_node = pe_find_node(scheduler->nodes, new_rsc->id); CRM_CHECK(remote_node != NULL, return); pcmk__rsc_trace(new_rsc, "Linking remote connection resource %s to %s", new_rsc->id, pe__node_name(remote_node)); remote_node->details->remote_rsc = new_rsc; if (new_rsc->container == NULL) { /* Handle start-up fencing for remote nodes (as opposed to guest nodes) * the same as is done for cluster nodes. */ handle_startup_fencing(scheduler, remote_node); } else { /* pe_create_node() marks the new node as "remote" or "cluster"; now * that we know the node is a guest node, update it correctly. */ g_hash_table_replace(remote_node->details->attrs, strdup(CRM_ATTR_KIND), strdup("container")); } } static void destroy_tag(gpointer data) { pcmk_tag_t *tag = data; if (tag) { free(tag->id); g_list_free_full(tag->refs, free); free(tag); } } /*! * \internal * \brief Parse configuration XML for resource information * * \param[in] xml_resources Top of resource configuration XML * \param[in,out] scheduler Scheduler data * * \return TRUE * * \note unpack_remote_nodes() MUST be called before this, so that the nodes can * be used when pe__unpack_resource() calls resource_location() */ gboolean unpack_resources(const xmlNode *xml_resources, pcmk_scheduler_t *scheduler) { xmlNode *xml_obj = NULL; GList *gIter = NULL; scheduler->template_rsc_sets = pcmk__strkey_table(free, destroy_tag); for (xml_obj = pcmk__xe_first_child(xml_resources); xml_obj != NULL; xml_obj = pcmk__xe_next(xml_obj)) { pcmk_resource_t *new_rsc = NULL; const char *id = ID(xml_obj); if (pcmk__str_empty(id)) { pcmk__config_err("Ignoring <%s> resource without ID", xml_obj->name); continue; } if (pcmk__str_eq((const char *) xml_obj->name, XML_CIB_TAG_RSC_TEMPLATE, pcmk__str_none)) { if (g_hash_table_lookup_extended(scheduler->template_rsc_sets, id, NULL, NULL) == FALSE) { /* Record the template's ID for the knowledge of its existence anyway. */ g_hash_table_insert(scheduler->template_rsc_sets, strdup(id), NULL); } continue; } crm_trace("Unpacking <%s " PCMK_XA_ID "='%s'>", xml_obj->name, id); if (pe__unpack_resource(xml_obj, &new_rsc, NULL, scheduler) == pcmk_rc_ok) { scheduler->resources = g_list_append(scheduler->resources, new_rsc); pcmk__rsc_trace(new_rsc, "Added resource %s", new_rsc->id); } else { pcmk__config_err("Ignoring <%s> resource '%s' " "because configuration is invalid", xml_obj->name, id); } } for (gIter = scheduler->resources; gIter != NULL; gIter = gIter->next) { pcmk_resource_t *rsc = (pcmk_resource_t *) gIter->data; setup_container(rsc, scheduler); link_rsc2remotenode(scheduler, rsc); } scheduler->resources = g_list_sort(scheduler->resources, pe__cmp_rsc_priority); if (pcmk_is_set(scheduler->flags, pcmk_sched_location_only)) { /* Ignore */ } else if (pcmk_is_set(scheduler->flags, pcmk_sched_fencing_enabled) && !pcmk_is_set(scheduler->flags, pcmk_sched_have_fencing)) { pcmk__config_err("Resource start-up disabled since no STONITH resources have been defined"); pcmk__config_err("Either configure some or disable STONITH with the " PCMK_OPT_STONITH_ENABLED " option"); pcmk__config_err("NOTE: Clusters with shared data need STONITH to ensure data integrity"); } return TRUE; } gboolean unpack_tags(xmlNode *xml_tags, pcmk_scheduler_t *scheduler) { xmlNode *xml_tag = NULL; scheduler->tags = pcmk__strkey_table(free, destroy_tag); for (xml_tag = pcmk__xe_first_child(xml_tags); xml_tag != NULL; xml_tag = pcmk__xe_next(xml_tag)) { xmlNode *xml_obj_ref = NULL; const char *tag_id = ID(xml_tag); if (!pcmk__str_eq((const char *)xml_tag->name, XML_CIB_TAG_TAG, pcmk__str_none)) { continue; } if (tag_id == NULL) { pcmk__config_err("Ignoring <%s> without " PCMK_XA_ID, (const char *) xml_tag->name); continue; } for (xml_obj_ref = pcmk__xe_first_child(xml_tag); xml_obj_ref != NULL; xml_obj_ref = pcmk__xe_next(xml_obj_ref)) { const char *obj_ref = ID(xml_obj_ref); if (!pcmk__str_eq((const char *)xml_obj_ref->name, XML_CIB_TAG_OBJ_REF, pcmk__str_none)) { continue; } if (obj_ref == NULL) { pcmk__config_err("Ignoring <%s> for tag '%s' without " PCMK_XA_ID, xml_obj_ref->name, tag_id); continue; } if (add_tag_ref(scheduler->tags, tag_id, obj_ref) == FALSE) { return FALSE; } } } return TRUE; } /* The ticket state section: * "/cib/status/tickets/ticket_state" */ static gboolean unpack_ticket_state(xmlNode *xml_ticket, pcmk_scheduler_t *scheduler) { const char *ticket_id = NULL; const char *granted = NULL; const char *last_granted = NULL; const char *standby = NULL; xmlAttrPtr xIter = NULL; pcmk_ticket_t *ticket = NULL; ticket_id = ID(xml_ticket); if (pcmk__str_empty(ticket_id)) { return FALSE; } crm_trace("Processing ticket state for %s", ticket_id); ticket = g_hash_table_lookup(scheduler->tickets, ticket_id); if (ticket == NULL) { ticket = ticket_new(ticket_id, scheduler); if (ticket == NULL) { return FALSE; } } for (xIter = xml_ticket->properties; xIter; xIter = xIter->next) { const char *prop_name = (const char *)xIter->name; const char *prop_value = pcmk__xml_attr_value(xIter); if (pcmk__str_eq(prop_name, PCMK_XA_ID, pcmk__str_none)) { continue; } g_hash_table_replace(ticket->state, strdup(prop_name), strdup(prop_value)); } granted = g_hash_table_lookup(ticket->state, "granted"); if (granted && crm_is_true(granted)) { ticket->granted = TRUE; crm_info("We have ticket '%s'", ticket->id); } else { ticket->granted = FALSE; crm_info("We do not have ticket '%s'", ticket->id); } last_granted = g_hash_table_lookup(ticket->state, "last-granted"); if (last_granted) { long long last_granted_ll; pcmk__scan_ll(last_granted, &last_granted_ll, 0LL); ticket->last_granted = (time_t) last_granted_ll; } standby = g_hash_table_lookup(ticket->state, "standby"); if (standby && crm_is_true(standby)) { ticket->standby = TRUE; if (ticket->granted) { crm_info("Granted ticket '%s' is in standby-mode", ticket->id); } } else { ticket->standby = FALSE; } crm_trace("Done with ticket state for %s", ticket_id); return TRUE; } static gboolean unpack_tickets_state(xmlNode *xml_tickets, pcmk_scheduler_t *scheduler) { xmlNode *xml_obj = NULL; for (xml_obj = pcmk__xe_first_child(xml_tickets); xml_obj != NULL; xml_obj = pcmk__xe_next(xml_obj)) { if (!pcmk__str_eq((const char *)xml_obj->name, XML_CIB_TAG_TICKET_STATE, pcmk__str_none)) { continue; } unpack_ticket_state(xml_obj, scheduler); } return TRUE; } static void unpack_handle_remote_attrs(pcmk_node_t *this_node, const xmlNode *state, pcmk_scheduler_t *scheduler) { const char *resource_discovery_enabled = NULL; const xmlNode *attrs = NULL; pcmk_resource_t *rsc = NULL; if (!pcmk__str_eq((const char *)state->name, XML_CIB_TAG_STATE, pcmk__str_none)) { return; } if ((this_node == NULL) || !pe__is_guest_or_remote_node(this_node)) { return; } crm_trace("Processing Pacemaker Remote node %s", pe__node_name(this_node)); pcmk__scan_min_int(crm_element_value(state, XML_NODE_IS_MAINTENANCE), &(this_node->details->remote_maintenance), 0); rsc = this_node->details->remote_rsc; if (this_node->details->remote_requires_reset == FALSE) { this_node->details->unclean = FALSE; this_node->details->unseen = FALSE; } attrs = find_xml_node(state, XML_TAG_TRANSIENT_NODEATTRS, FALSE); add_node_attrs(attrs, this_node, TRUE, scheduler); if (pe__shutdown_requested(this_node)) { crm_info("%s is shutting down", pe__node_name(this_node)); this_node->details->shutdown = TRUE; } if (crm_is_true(pe_node_attribute_raw(this_node, "standby"))) { crm_info("%s is in standby mode", pe__node_name(this_node)); this_node->details->standby = TRUE; } if (crm_is_true(pe_node_attribute_raw(this_node, "maintenance")) || ((rsc != NULL) && !pcmk_is_set(rsc->flags, pcmk_rsc_managed))) { crm_info("%s is in maintenance mode", pe__node_name(this_node)); this_node->details->maintenance = TRUE; } resource_discovery_enabled = pe_node_attribute_raw(this_node, XML_NODE_ATTR_RSC_DISCOVERY); if (resource_discovery_enabled && !crm_is_true(resource_discovery_enabled)) { if (pe__is_remote_node(this_node) && !pcmk_is_set(scheduler->flags, pcmk_sched_fencing_enabled)) { pcmk__config_warn("Ignoring " XML_NODE_ATTR_RSC_DISCOVERY " attribute on Pacemaker Remote node %s" " because fencing is disabled", pe__node_name(this_node)); } else { /* This is either a remote node with fencing enabled, or a guest * node. We don't care whether fencing is enabled when fencing guest * nodes, because they are "fenced" by recovering their containing * resource. */ crm_info("%s has resource discovery disabled", pe__node_name(this_node)); this_node->details->rsc_discovery_enabled = FALSE; } } } /*! * \internal * \brief Unpack a cluster node's transient attributes * * \param[in] state CIB node state XML * \param[in,out] node Cluster node whose attributes are being unpacked * \param[in,out] scheduler Scheduler data */ static void unpack_transient_attributes(const xmlNode *state, pcmk_node_t *node, pcmk_scheduler_t *scheduler) { const char *discovery = NULL; const xmlNode *attrs = find_xml_node(state, XML_TAG_TRANSIENT_NODEATTRS, FALSE); add_node_attrs(attrs, node, TRUE, scheduler); if (crm_is_true(pe_node_attribute_raw(node, "standby"))) { crm_info("%s is in standby mode", pe__node_name(node)); node->details->standby = TRUE; } if (crm_is_true(pe_node_attribute_raw(node, "maintenance"))) { crm_info("%s is in maintenance mode", pe__node_name(node)); node->details->maintenance = TRUE; } discovery = pe_node_attribute_raw(node, XML_NODE_ATTR_RSC_DISCOVERY); if ((discovery != NULL) && !crm_is_true(discovery)) { pcmk__config_warn("Ignoring " XML_NODE_ATTR_RSC_DISCOVERY " attribute " "for %s because disabling resource discovery is " "not allowed for cluster nodes", pe__node_name(node)); } } /*! * \internal * \brief Unpack a node state entry (first pass) * * Unpack one node state entry from status. This unpacks information from the * node_state element itself and node attributes inside it, but not the * resource history inside it. Multiple passes through the status are needed to * fully unpack everything. * * \param[in] state CIB node state XML * \param[in,out] scheduler Scheduler data */ static void unpack_node_state(const xmlNode *state, pcmk_scheduler_t *scheduler) { const char *id = NULL; const char *uname = NULL; pcmk_node_t *this_node = NULL; id = crm_element_value(state, PCMK_XA_ID); if (id == NULL) { pcmk__config_err("Ignoring invalid " XML_CIB_TAG_STATE " entry without " PCMK_XA_ID); crm_log_xml_info(state, "missing-id"); return; } uname = crm_element_value(state, XML_ATTR_UNAME); if (uname == NULL) { /* If a joining peer makes the cluster acquire the quorum from corosync * meanwhile it has not joined CPG membership of pacemaker-controld yet, * it's possible that the created node_state entry doesn't have an uname * yet. We should recognize the node as `pending` and wait for it to * join CPG. */ crm_trace("Handling " XML_CIB_TAG_STATE " entry with id=\"%s\" without " XML_ATTR_UNAME, id); } this_node = pe_find_node_any(scheduler->nodes, id, uname); if (this_node == NULL) { pcmk__config_warn("Ignoring recorded node state for id=\"%s\" (%s) " "because it is no longer in the configuration", id, pcmk__s(uname, "uname unknown")); return; } if (pe__is_guest_or_remote_node(this_node)) { /* We can't determine the online status of Pacemaker Remote nodes until * after all resource history has been unpacked. In this first pass, we * do need to mark whether the node has been fenced, as this plays a * role during unpacking cluster node resource state. */ pcmk__scan_min_int(crm_element_value(state, XML_NODE_IS_FENCED), &(this_node->details->remote_was_fenced), 0); return; } unpack_transient_attributes(state, this_node, scheduler); /* Provisionally mark this cluster node as clean. We have at least seen it * in the current cluster's lifetime. */ this_node->details->unclean = FALSE; this_node->details->unseen = FALSE; crm_trace("Determining online status of cluster node %s (id %s)", pe__node_name(this_node), id); determine_online_status(state, this_node, scheduler); if (!pcmk_is_set(scheduler->flags, pcmk_sched_quorate) && this_node->details->online && (scheduler->no_quorum_policy == pcmk_no_quorum_fence)) { /* Everything else should flow from this automatically * (at least until the scheduler becomes able to migrate off * healthy resources) */ pe_fence_node(scheduler, this_node, "cluster does not have quorum", FALSE); } } /*! * \internal * \brief Unpack nodes' resource history as much as possible * * Unpack as many nodes' resource history as possible in one pass through the * status. We need to process Pacemaker Remote nodes' connections/containers * before unpacking their history; the connection/container history will be * in another node's history, so it might take multiple passes to unpack * everything. * * \param[in] status CIB XML status section * \param[in] fence If true, treat any not-yet-unpacked nodes as unseen * \param[in,out] scheduler Scheduler data * * \return Standard Pacemaker return code (specifically pcmk_rc_ok if done, * or EAGAIN if more unpacking remains to be done) */ static int unpack_node_history(const xmlNode *status, bool fence, pcmk_scheduler_t *scheduler) { int rc = pcmk_rc_ok; // Loop through all node_state entries in CIB status for (const xmlNode *state = first_named_child(status, XML_CIB_TAG_STATE); state != NULL; state = crm_next_same_xml(state)) { const char *id = ID(state); const char *uname = crm_element_value(state, XML_ATTR_UNAME); pcmk_node_t *this_node = NULL; if ((id == NULL) || (uname == NULL)) { // Warning already logged in first pass through status section crm_trace("Not unpacking resource history from malformed " XML_CIB_TAG_STATE " without id and/or uname"); continue; } this_node = pe_find_node_any(scheduler->nodes, id, uname); if (this_node == NULL) { // Warning already logged in first pass through status section crm_trace("Not unpacking resource history for node %s because " "no longer in configuration", id); continue; } if (this_node->details->unpacked) { crm_trace("Not unpacking resource history for node %s because " "already unpacked", id); continue; } if (fence) { // We're processing all remaining nodes } else if (pe__is_guest_node(this_node)) { /* We can unpack a guest node's history only after we've unpacked * other resource history to the point that we know that the node's * connection and containing resource are both up. */ pcmk_resource_t *rsc = this_node->details->remote_rsc; if ((rsc == NULL) || (rsc->role != pcmk_role_started) || (rsc->container->role != pcmk_role_started)) { crm_trace("Not unpacking resource history for guest node %s " "because container and connection are not known to " "be up", id); continue; } } else if (pe__is_remote_node(this_node)) { /* We can unpack a remote node's history only after we've unpacked * other resource history to the point that we know that the node's * connection is up, with the exception of when shutdown locks are * in use. */ pcmk_resource_t *rsc = this_node->details->remote_rsc; if ((rsc == NULL) || (!pcmk_is_set(scheduler->flags, pcmk_sched_shutdown_lock) && (rsc->role != pcmk_role_started))) { crm_trace("Not unpacking resource history for remote node %s " "because connection is not known to be up", id); continue; } /* If fencing and shutdown locks are disabled and we're not processing * unseen nodes, then we don't want to unpack offline nodes until online * nodes have been unpacked. This allows us to number active clone * instances first. */ } else if (!pcmk_any_flags_set(scheduler->flags, pcmk_sched_fencing_enabled |pcmk_sched_shutdown_lock) && !this_node->details->online) { crm_trace("Not unpacking resource history for offline " "cluster node %s", id); continue; } if (pe__is_guest_or_remote_node(this_node)) { determine_remote_online_status(scheduler, this_node); unpack_handle_remote_attrs(this_node, state, scheduler); } crm_trace("Unpacking resource history for %snode %s", (fence? "unseen " : ""), id); this_node->details->unpacked = TRUE; unpack_node_lrm(this_node, state, scheduler); rc = EAGAIN; // Other node histories might depend on this one } return rc; } /* remove nodes that are down, stopping */ /* create positive rsc_to_node constraints between resources and the nodes they are running on */ /* anything else? */ gboolean unpack_status(xmlNode *status, pcmk_scheduler_t *scheduler) { xmlNode *state = NULL; crm_trace("Beginning unpack"); if (scheduler->tickets == NULL) { scheduler->tickets = pcmk__strkey_table(free, destroy_ticket); } for (state = pcmk__xe_first_child(status); state != NULL; state = pcmk__xe_next(state)) { if (pcmk__str_eq((const char *)state->name, XML_CIB_TAG_TICKETS, pcmk__str_none)) { unpack_tickets_state((xmlNode *) state, scheduler); } else if (pcmk__str_eq((const char *)state->name, XML_CIB_TAG_STATE, pcmk__str_none)) { unpack_node_state(state, scheduler); } } while (unpack_node_history(status, FALSE, scheduler) == EAGAIN) { crm_trace("Another pass through node resource histories is needed"); } // Now catch any nodes we didn't see unpack_node_history(status, pcmk_is_set(scheduler->flags, pcmk_sched_fencing_enabled), scheduler); /* Now that we know where resources are, we can schedule stops of containers * with failed bundle connections */ if (scheduler->stop_needed != NULL) { for (GList *item = scheduler->stop_needed; item; item = item->next) { pcmk_resource_t *container = item->data; pcmk_node_t *node = pe__current_node(container); if (node) { stop_action(container, node, FALSE); } } g_list_free(scheduler->stop_needed); scheduler->stop_needed = NULL; } /* Now that we know status of all Pacemaker Remote connections and nodes, * we can stop connections for node shutdowns, and check the online status * of remote/guest nodes that didn't have any node history to unpack. */ for (GList *gIter = scheduler->nodes; gIter != NULL; gIter = gIter->next) { pcmk_node_t *this_node = gIter->data; if (!pe__is_guest_or_remote_node(this_node)) { continue; } if (this_node->details->shutdown && (this_node->details->remote_rsc != NULL)) { pe__set_next_role(this_node->details->remote_rsc, pcmk_role_stopped, "remote shutdown"); } if (!this_node->details->unpacked) { determine_remote_online_status(scheduler, this_node); } } return TRUE; } /*! * \internal * \brief Unpack node's time when it became a member at the cluster layer * * \param[in] node_state Node's node_state entry * \param[in,out] scheduler Scheduler data * * \return Epoch time when node became a cluster member * (or scheduler effective time for legacy entries) if a member, * 0 if not a member, or -1 if no valid information available */ static long long unpack_node_member(const xmlNode *node_state, pcmk_scheduler_t *scheduler) { const char *member_time = crm_element_value(node_state, PCMK__XA_IN_CCM); int member = 0; if (member_time == NULL) { return -1LL; } else if (crm_str_to_boolean(member_time, &member) == 1) { /* If in_ccm=0, we'll return 0 here. If in_ccm=1, either the entry was * recorded as a boolean for a DC < 2.1.7, or the node is pending * shutdown and has left the CPG, in which case it was set to 1 to avoid * fencing for PCMK_OPT_NODE_PENDING_TIMEOUT. * * We return the effective time for in_ccm=1 because what's important to * avoid fencing is that effective time minus this value is less than * the pending node timeout. */ return member? (long long) get_effective_time(scheduler) : 0LL; } else { long long when_member = 0LL; if ((pcmk__scan_ll(member_time, &when_member, 0LL) != pcmk_rc_ok) || (when_member < 0LL)) { crm_warn("Unrecognized value '%s' for " PCMK__XA_IN_CCM " in " XML_CIB_TAG_STATE " entry", member_time); return -1LL; } return when_member; } } /*! * \internal * \brief Unpack node's time when it became online in process group * * \param[in] node_state Node's node_state entry * * \return Epoch time when node became online in process group (or 0 if not * online, or 1 for legacy online entries) */ static long long unpack_node_online(const xmlNode *node_state) { const char *peer_time = crm_element_value(node_state, PCMK__XA_CRMD); // @COMPAT Entries recorded for DCs < 2.1.7 have "online" or "offline" if (pcmk__str_eq(peer_time, OFFLINESTATUS, pcmk__str_casei|pcmk__str_null_matches)) { return 0LL; } else if (pcmk__str_eq(peer_time, ONLINESTATUS, pcmk__str_casei)) { return 1LL; } else { long long when_online = 0LL; if ((pcmk__scan_ll(peer_time, &when_online, 0LL) != pcmk_rc_ok) || (when_online < 0)) { crm_warn("Unrecognized value '%s' for " PCMK__XA_CRMD " in " XML_CIB_TAG_STATE " entry, assuming offline", peer_time); return 0LL; } return when_online; } } /*! * \internal * \brief Unpack node attribute for user-requested fencing * * \param[in] node Node to check * \param[in] node_state Node's node_state entry in CIB status * * \return \c true if fencing has been requested for \p node, otherwise \c false */ static bool unpack_node_terminate(const pcmk_node_t *node, const xmlNode *node_state) { long long value = 0LL; int value_i = 0; const char *value_s = pe_node_attribute_raw(node, PCMK_NODE_ATTR_TERMINATE); // Value may be boolean or an epoch time if (crm_str_to_boolean(value_s, &value_i) == 1) { return (value_i != 0); } if (pcmk__scan_ll(value_s, &value, 0LL) == pcmk_rc_ok) { return (value > 0); } crm_warn("Ignoring unrecognized value '%s' for " PCMK_NODE_ATTR_TERMINATE "node attribute for %s", value_s, pe__node_name(node)); return false; } static gboolean determine_online_status_no_fencing(pcmk_scheduler_t *scheduler, const xmlNode *node_state, pcmk_node_t *this_node) { gboolean online = FALSE; const char *join = crm_element_value(node_state, PCMK__XA_JOIN); const char *exp_state = crm_element_value(node_state, PCMK__XA_EXPECTED); long long when_member = unpack_node_member(node_state, scheduler); long long when_online = unpack_node_online(node_state); if (when_member <= 0) { crm_trace("Node %s is %sdown", pe__node_name(this_node), ((when_member < 0)? "presumed " : "")); } else if (when_online > 0) { if (pcmk__str_eq(join, CRMD_JOINSTATE_MEMBER, pcmk__str_casei)) { online = TRUE; } else { crm_debug("Node %s is not ready to run resources: %s", pe__node_name(this_node), join); } } else if (this_node->details->expected_up == FALSE) { crm_trace("Node %s controller is down: " "member@%lld online@%lld join=%s expected=%s", pe__node_name(this_node), when_member, when_online, pcmk__s(join, ""), pcmk__s(exp_state, "")); } else { /* mark it unclean */ pe_fence_node(scheduler, this_node, "peer is unexpectedly down", FALSE); crm_info("Node %s member@%lld online@%lld join=%s expected=%s", pe__node_name(this_node), when_member, when_online, pcmk__s(join, ""), pcmk__s(exp_state, "")); } return online; } /*! * \internal * \brief Check whether a node has taken too long to join controller group * * \param[in,out] scheduler Scheduler data * \param[in] node Node to check * \param[in] when_member Epoch time when node became a cluster member * \param[in] when_online Epoch time when node joined controller group * * \return true if node has been pending (on the way up) longer than * \c PCMK_OPT_NODE_PENDING_TIMEOUT, otherwise false * \note This will also update the cluster's recheck time if appropriate. */ static inline bool pending_too_long(pcmk_scheduler_t *scheduler, const pcmk_node_t *node, long long when_member, long long when_online) { if ((scheduler->node_pending_timeout > 0) && (when_member > 0) && (when_online <= 0)) { // There is a timeout on pending nodes, and node is pending time_t timeout = when_member + scheduler->node_pending_timeout; if (get_effective_time(node->details->data_set) >= timeout) { return true; // Node has timed out } // Node is pending, but still has time pe__update_recheck_time(timeout, scheduler, "pending node timeout"); } return false; } static bool determine_online_status_fencing(pcmk_scheduler_t *scheduler, const xmlNode *node_state, pcmk_node_t *this_node) { bool termination_requested = unpack_node_terminate(this_node, node_state); const char *join = crm_element_value(node_state, PCMK__XA_JOIN); const char *exp_state = crm_element_value(node_state, PCMK__XA_EXPECTED); long long when_member = unpack_node_member(node_state, scheduler); long long when_online = unpack_node_online(node_state); /* - PCMK__XA_JOIN ::= member|down|pending|banned - PCMK__XA_EXPECTED ::= member|down @COMPAT with entries recorded for DCs < 2.1.7 - PCMK__XA_IN_CCM ::= true|false - PCMK__XA_CRMD ::= online|offline Since crm_feature_set 3.18.0 (pacemaker-2.1.7): - PCMK__XA_IN_CCM ::= |0 Since when node has been a cluster member. A value 0 of means the node is not a cluster member. - PCMK__XA_CRMD ::= |0 Since when peer has been online in CPG. A value 0 means the peer is offline in CPG. */ crm_trace("Node %s member@%lld online@%lld join=%s expected=%s%s", pe__node_name(this_node), when_member, when_online, pcmk__s(join, ""), pcmk__s(exp_state, ""), (termination_requested? " (termination requested)" : "")); if (this_node->details->shutdown) { crm_debug("%s is shutting down", pe__node_name(this_node)); /* Slightly different criteria since we can't shut down a dead peer */ return (when_online > 0); } if (when_member < 0) { pe_fence_node(scheduler, this_node, "peer has not been seen by the cluster", FALSE); return false; } if (pcmk__str_eq(join, CRMD_JOINSTATE_NACK, pcmk__str_none)) { pe_fence_node(scheduler, this_node, "peer failed Pacemaker membership criteria", FALSE); } else if (termination_requested) { if ((when_member <= 0) && (when_online <= 0) && pcmk__str_eq(join, CRMD_JOINSTATE_DOWN, pcmk__str_none)) { crm_info("%s was fenced as requested", pe__node_name(this_node)); return false; } pe_fence_node(scheduler, this_node, "fencing was requested", false); } else if (pcmk__str_eq(exp_state, CRMD_JOINSTATE_DOWN, pcmk__str_null_matches)) { if (pending_too_long(scheduler, this_node, when_member, when_online)) { pe_fence_node(scheduler, this_node, "peer pending timed out on joining the process group", FALSE); } else if ((when_member > 0) || (when_online > 0)) { crm_info("- %s is not ready to run resources", pe__node_name(this_node)); this_node->details->standby = TRUE; this_node->details->pending = TRUE; } else { crm_trace("%s is down or still coming up", pe__node_name(this_node)); } } else if (when_member <= 0) { // Consider PCMK_OPT_PRIORITY_FENCING_DELAY for lost nodes pe_fence_node(scheduler, this_node, "peer is no longer part of the cluster", TRUE); } else if (when_online <= 0) { pe_fence_node(scheduler, this_node, "peer process is no longer available", FALSE); /* Everything is running at this point, now check join state */ } else if (pcmk__str_eq(join, CRMD_JOINSTATE_MEMBER, pcmk__str_none)) { crm_info("%s is active", pe__node_name(this_node)); } else if (pcmk__str_any_of(join, CRMD_JOINSTATE_PENDING, CRMD_JOINSTATE_DOWN, NULL)) { crm_info("%s is not ready to run resources", pe__node_name(this_node)); this_node->details->standby = TRUE; this_node->details->pending = TRUE; } else { pe_fence_node(scheduler, this_node, "peer was in an unknown state", FALSE); } return (when_member > 0); } static void determine_remote_online_status(pcmk_scheduler_t *scheduler, pcmk_node_t *this_node) { pcmk_resource_t *rsc = this_node->details->remote_rsc; pcmk_resource_t *container = NULL; pcmk_node_t *host = NULL; /* If there is a node state entry for a (former) Pacemaker Remote node * but no resource creating that node, the node's connection resource will * be NULL. Consider it an offline remote node in that case. */ if (rsc == NULL) { this_node->details->online = FALSE; goto remote_online_done; } container = rsc->container; if (container && pcmk__list_of_1(rsc->running_on)) { host = rsc->running_on->data; } /* If the resource is currently started, mark it online. */ if (rsc->role == pcmk_role_started) { crm_trace("%s node %s presumed ONLINE because connection resource is started", (container? "Guest" : "Remote"), this_node->details->id); this_node->details->online = TRUE; } /* consider this node shutting down if transitioning start->stop */ if ((rsc->role == pcmk_role_started) && (rsc->next_role == pcmk_role_stopped)) { crm_trace("%s node %s shutting down because connection resource is stopping", (container? "Guest" : "Remote"), this_node->details->id); this_node->details->shutdown = TRUE; } /* Now check all the failure conditions. */ if(container && pcmk_is_set(container->flags, pcmk_rsc_failed)) { crm_trace("Guest node %s UNCLEAN because guest resource failed", this_node->details->id); this_node->details->online = FALSE; this_node->details->remote_requires_reset = TRUE; } else if (pcmk_is_set(rsc->flags, pcmk_rsc_failed)) { crm_trace("%s node %s OFFLINE because connection resource failed", (container? "Guest" : "Remote"), this_node->details->id); this_node->details->online = FALSE; } else if ((rsc->role == pcmk_role_stopped) || ((container != NULL) && (container->role == pcmk_role_stopped))) { crm_trace("%s node %s OFFLINE because its resource is stopped", (container? "Guest" : "Remote"), this_node->details->id); this_node->details->online = FALSE; this_node->details->remote_requires_reset = FALSE; } else if (host && (host->details->online == FALSE) && host->details->unclean) { crm_trace("Guest node %s UNCLEAN because host is unclean", this_node->details->id); this_node->details->online = FALSE; this_node->details->remote_requires_reset = TRUE; } remote_online_done: crm_trace("Remote node %s online=%s", this_node->details->id, this_node->details->online ? "TRUE" : "FALSE"); } static void determine_online_status(const xmlNode *node_state, pcmk_node_t *this_node, pcmk_scheduler_t *scheduler) { gboolean online = FALSE; const char *exp_state = crm_element_value(node_state, PCMK__XA_EXPECTED); CRM_CHECK(this_node != NULL, return); this_node->details->shutdown = FALSE; this_node->details->expected_up = FALSE; if (pe__shutdown_requested(this_node)) { this_node->details->shutdown = TRUE; } else if (pcmk__str_eq(exp_state, CRMD_JOINSTATE_MEMBER, pcmk__str_casei)) { this_node->details->expected_up = TRUE; } if (this_node->details->type == node_ping) { this_node->details->unclean = FALSE; online = FALSE; /* As far as resource management is concerned, * the node is safely offline. * Anyone caught abusing this logic will be shot */ } else if (!pcmk_is_set(scheduler->flags, pcmk_sched_fencing_enabled)) { online = determine_online_status_no_fencing(scheduler, node_state, this_node); } else { online = determine_online_status_fencing(scheduler, node_state, this_node); } if (online) { this_node->details->online = TRUE; } else { /* remove node from contention */ this_node->fixed = TRUE; // @COMPAT deprecated and unused this_node->weight = -INFINITY; } if (online && this_node->details->shutdown) { /* don't run resources here */ this_node->fixed = TRUE; // @COMPAT deprecated and unused this_node->weight = -INFINITY; } if (this_node->details->type == node_ping) { crm_info("%s is not a Pacemaker node", pe__node_name(this_node)); } else if (this_node->details->unclean) { pcmk__sched_warn("%s is unclean", pe__node_name(this_node)); } else if (this_node->details->online) { crm_info("%s is %s", pe__node_name(this_node), this_node->details->shutdown ? "shutting down" : this_node->details->pending ? "pending" : this_node->details->standby ? "standby" : this_node->details->maintenance ? "maintenance" : "online"); } else { crm_trace("%s is offline", pe__node_name(this_node)); } } /*! * \internal * \brief Find the end of a resource's name, excluding any clone suffix * * \param[in] id Resource ID to check * * \return Pointer to last character of resource's base name */ const char * pe_base_name_end(const char *id) { if (!pcmk__str_empty(id)) { const char *end = id + strlen(id) - 1; for (const char *s = end; s > id; --s) { switch (*s) { case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': break; case ':': return (s == end)? s : (s - 1); default: return end; } } return end; } return NULL; } /*! * \internal * \brief Get a resource name excluding any clone suffix * * \param[in] last_rsc_id Resource ID to check * * \return Pointer to newly allocated string with resource's base name * \note It is the caller's responsibility to free() the result. * This asserts on error, so callers can assume result is not NULL. */ char * clone_strip(const char *last_rsc_id) { const char *end = pe_base_name_end(last_rsc_id); char *basename = NULL; CRM_ASSERT(end); basename = strndup(last_rsc_id, end - last_rsc_id + 1); CRM_ASSERT(basename); return basename; } /*! * \internal * \brief Get the name of the first instance of a cloned resource * * \param[in] last_rsc_id Resource ID to check * * \return Pointer to newly allocated string with resource's base name plus :0 * \note It is the caller's responsibility to free() the result. * This asserts on error, so callers can assume result is not NULL. */ char * clone_zero(const char *last_rsc_id) { const char *end = pe_base_name_end(last_rsc_id); size_t base_name_len = end - last_rsc_id + 1; char *zero = NULL; CRM_ASSERT(end); zero = calloc(base_name_len + 3, sizeof(char)); CRM_ASSERT(zero); memcpy(zero, last_rsc_id, base_name_len); zero[base_name_len] = ':'; zero[base_name_len + 1] = '0'; return zero; } static pcmk_resource_t * create_fake_resource(const char *rsc_id, const xmlNode *rsc_entry, pcmk_scheduler_t *scheduler) { pcmk_resource_t *rsc = NULL; xmlNode *xml_rsc = create_xml_node(NULL, XML_CIB_TAG_RESOURCE); copy_in_properties(xml_rsc, rsc_entry); crm_xml_add(xml_rsc, PCMK_XA_ID, rsc_id); crm_log_xml_debug(xml_rsc, "Orphan resource"); if (pe__unpack_resource(xml_rsc, &rsc, NULL, scheduler) != pcmk_rc_ok) { return NULL; } if (xml_contains_remote_node(xml_rsc)) { pcmk_node_t *node; crm_debug("Detected orphaned remote node %s", rsc_id); node = pe_find_node(scheduler->nodes, rsc_id); if (node == NULL) { node = pe_create_node(rsc_id, rsc_id, "remote", NULL, scheduler); } link_rsc2remotenode(scheduler, rsc); if (node) { crm_trace("Setting node %s as shutting down due to orphaned connection resource", rsc_id); node->details->shutdown = TRUE; } } if (crm_element_value(rsc_entry, XML_RSC_ATTR_CONTAINER)) { /* This orphaned rsc needs to be mapped to a container. */ crm_trace("Detected orphaned container filler %s", rsc_id); pe__set_resource_flags(rsc, pcmk_rsc_removed_filler); } pe__set_resource_flags(rsc, pcmk_rsc_removed); scheduler->resources = g_list_append(scheduler->resources, rsc); return rsc; } /*! * \internal * \brief Create orphan instance for anonymous clone resource history * * \param[in,out] parent Clone resource that orphan will be added to * \param[in] rsc_id Orphan's resource ID * \param[in] node Where orphan is active (for logging only) * \param[in,out] scheduler Scheduler data * * \return Newly added orphaned instance of \p parent */ static pcmk_resource_t * create_anonymous_orphan(pcmk_resource_t *parent, const char *rsc_id, const pcmk_node_t *node, pcmk_scheduler_t *scheduler) { pcmk_resource_t *top = pe__create_clone_child(parent, scheduler); // find_rsc() because we might be a cloned group pcmk_resource_t *orphan = top->fns->find_rsc(top, rsc_id, NULL, pcmk_rsc_match_clone_only); pcmk__rsc_debug(parent, "Created orphan %s for %s: %s on %s", top->id, parent->id, rsc_id, pe__node_name(node)); return orphan; } /*! * \internal * \brief Check a node for an instance of an anonymous clone * * Return a child instance of the specified anonymous clone, in order of * preference: (1) the instance running on the specified node, if any; * (2) an inactive instance (i.e. within the total of clone-max instances); * (3) a newly created orphan (i.e. clone-max instances are already active). * * \param[in,out] scheduler Scheduler data * \param[in] node Node on which to check for instance * \param[in,out] parent Clone to check * \param[in] rsc_id Name of cloned resource in history (no instance) */ static pcmk_resource_t * find_anonymous_clone(pcmk_scheduler_t *scheduler, const pcmk_node_t *node, pcmk_resource_t *parent, const char *rsc_id) { GList *rIter = NULL; pcmk_resource_t *rsc = NULL; pcmk_resource_t *inactive_instance = NULL; gboolean skip_inactive = FALSE; CRM_ASSERT(parent != NULL); CRM_ASSERT(pe_rsc_is_clone(parent)); CRM_ASSERT(!pcmk_is_set(parent->flags, pcmk_rsc_unique)); // Check for active (or partially active, for cloned groups) instance pcmk__rsc_trace(parent, "Looking for %s on %s in %s", rsc_id, pe__node_name(node), parent->id); for (rIter = parent->children; rsc == NULL && rIter; rIter = rIter->next) { GList *locations = NULL; pcmk_resource_t *child = rIter->data; /* Check whether this instance is already known to be active or pending * anywhere, at this stage of unpacking. Because this function is called * for a resource before the resource's individual operation history * entries are unpacked, locations will generally not contain the * desired node. * * However, there are three exceptions: * (1) when child is a cloned group and we have already unpacked the * history of another member of the group on the same node; * (2) when we've already unpacked the history of another numbered * instance on the same node (which can happen if globally-unique * was flipped from true to false); and * (3) when we re-run calculations on the same scheduler data as part of * a simulation. */ child->fns->location(child, &locations, 2); if (locations) { /* We should never associate the same numbered anonymous clone * instance with multiple nodes, and clone instances can't migrate, * so there must be only one location, regardless of history. */ CRM_LOG_ASSERT(locations->next == NULL); if (((pcmk_node_t *) locations->data)->details == node->details) { /* This child instance is active on the requested node, so check * for a corresponding configured resource. We use find_rsc() * instead of child because child may be a cloned group, and we * need the particular member corresponding to rsc_id. * * If the history entry is orphaned, rsc will be NULL. */ rsc = parent->fns->find_rsc(child, rsc_id, NULL, pcmk_rsc_match_clone_only); if (rsc) { /* If there are multiple instance history entries for an * anonymous clone in a single node's history (which can * happen if globally-unique is switched from true to * false), we want to consider the instances beyond the * first as orphans, even if there are inactive instance * numbers available. */ if (rsc->running_on) { crm_notice("Active (now-)anonymous clone %s has " "multiple (orphan) instance histories on %s", parent->id, pe__node_name(node)); skip_inactive = TRUE; rsc = NULL; } else { pcmk__rsc_trace(parent, "Resource %s, active", rsc->id); } } } g_list_free(locations); } else { pcmk__rsc_trace(parent, "Resource %s, skip inactive", child->id); if (!skip_inactive && !inactive_instance && !pcmk_is_set(child->flags, pcmk_rsc_blocked)) { // Remember one inactive instance in case we don't find active inactive_instance = parent->fns->find_rsc(child, rsc_id, NULL, pcmk_rsc_match_clone_only); /* ... but don't use it if it was already associated with a * pending action on another node */ if (inactive_instance && inactive_instance->pending_node && (inactive_instance->pending_node->details != node->details)) { inactive_instance = NULL; } } } } if ((rsc == NULL) && !skip_inactive && (inactive_instance != NULL)) { pcmk__rsc_trace(parent, "Resource %s, empty slot", inactive_instance->id); rsc = inactive_instance; } /* If the resource has "requires" set to "quorum" or "nothing", and we don't * have a clone instance for every node, we don't want to consume a valid * instance number for unclean nodes. Such instances may appear to be active * according to the history, but should be considered inactive, so we can * start an instance elsewhere. Treat such instances as orphans. * * An exception is instances running on guest nodes -- since guest node * "fencing" is actually just a resource stop, requires shouldn't apply. * * @TODO Ideally, we'd use an inactive instance number if it is not needed * for any clean instances. However, we don't know that at this point. */ if ((rsc != NULL) && !pcmk_is_set(rsc->flags, pcmk_rsc_needs_fencing) && (!node->details->online || node->details->unclean) && !pe__is_guest_node(node) && !pe__is_universal_clone(parent, scheduler)) { rsc = NULL; } if (rsc == NULL) { rsc = create_anonymous_orphan(parent, rsc_id, node, scheduler); pcmk__rsc_trace(parent, "Resource %s, orphan", rsc->id); } return rsc; } static pcmk_resource_t * unpack_find_resource(pcmk_scheduler_t *scheduler, const pcmk_node_t *node, const char *rsc_id) { pcmk_resource_t *rsc = NULL; pcmk_resource_t *parent = NULL; crm_trace("looking for %s", rsc_id); rsc = pe_find_resource(scheduler->resources, rsc_id); if (rsc == NULL) { /* If we didn't find the resource by its name in the operation history, * check it again as a clone instance. Even when clone-max=0, we create * a single :0 orphan to match against here. */ char *clone0_id = clone_zero(rsc_id); pcmk_resource_t *clone0 = pe_find_resource(scheduler->resources, clone0_id); if (clone0 && !pcmk_is_set(clone0->flags, pcmk_rsc_unique)) { rsc = clone0; parent = uber_parent(clone0); crm_trace("%s found as %s (%s)", rsc_id, clone0_id, parent->id); } else { crm_trace("%s is not known as %s either (orphan)", rsc_id, clone0_id); } free(clone0_id); } else if (rsc->variant > pcmk_rsc_variant_primitive) { crm_trace("Resource history for %s is orphaned because it is no longer primitive", rsc_id); return NULL; } else { parent = uber_parent(rsc); } if (pe_rsc_is_anon_clone(parent)) { if (pe_rsc_is_bundled(parent)) { rsc = pe__find_bundle_replica(parent->parent, node); } else { char *base = clone_strip(rsc_id); rsc = find_anonymous_clone(scheduler, node, parent, base); free(base); CRM_ASSERT(rsc != NULL); } } if (rsc && !pcmk__str_eq(rsc_id, rsc->id, pcmk__str_casei) && !pcmk__str_eq(rsc_id, rsc->clone_name, pcmk__str_casei)) { pcmk__str_update(&rsc->clone_name, rsc_id); pcmk__rsc_debug(rsc, "Internally renamed %s on %s to %s%s", rsc_id, pe__node_name(node), rsc->id, pcmk_is_set(rsc->flags, pcmk_rsc_removed)? " (ORPHAN)" : ""); } return rsc; } static pcmk_resource_t * process_orphan_resource(const xmlNode *rsc_entry, const pcmk_node_t *node, pcmk_scheduler_t *scheduler) { pcmk_resource_t *rsc = NULL; const char *rsc_id = crm_element_value(rsc_entry, PCMK_XA_ID); crm_debug("Detected orphan resource %s on %s", rsc_id, pe__node_name(node)); rsc = create_fake_resource(rsc_id, rsc_entry, scheduler); if (rsc == NULL) { return NULL; } if (!pcmk_is_set(scheduler->flags, pcmk_sched_stop_removed_resources)) { pe__clear_resource_flags(rsc, pcmk_rsc_managed); } else { CRM_CHECK(rsc != NULL, return NULL); pcmk__rsc_trace(rsc, "Added orphan %s", rsc->id); resource_location(rsc, NULL, -INFINITY, "__orphan_do_not_run__", scheduler); } return rsc; } static void process_rsc_state(pcmk_resource_t *rsc, pcmk_node_t *node, enum action_fail_response on_fail) { pcmk_node_t *tmpnode = NULL; char *reason = NULL; enum action_fail_response save_on_fail = pcmk_on_fail_ignore; CRM_ASSERT(rsc); pcmk__rsc_trace(rsc, "Resource %s is %s on %s: on_fail=%s", rsc->id, role2text(rsc->role), pe__node_name(node), fail2text(on_fail)); /* process current state */ if (rsc->role != pcmk_role_unknown) { pcmk_resource_t *iter = rsc; while (iter) { if (g_hash_table_lookup(iter->known_on, node->details->id) == NULL) { pcmk_node_t *n = pe__copy_node(node); pcmk__rsc_trace(rsc, "%s%s%s known on %s", rsc->id, ((rsc->clone_name == NULL)? "" : " also known as "), ((rsc->clone_name == NULL)? "" : rsc->clone_name), pe__node_name(n)); g_hash_table_insert(iter->known_on, (gpointer) n->details->id, n); } if (pcmk_is_set(iter->flags, pcmk_rsc_unique)) { break; } iter = iter->parent; } } /* If a managed resource is believed to be running, but node is down ... */ if ((rsc->role > pcmk_role_stopped) && node->details->online == FALSE && node->details->maintenance == FALSE && pcmk_is_set(rsc->flags, pcmk_rsc_managed)) { gboolean should_fence = FALSE; /* If this is a guest node, fence it (regardless of whether fencing is * enabled, because guest node fencing is done by recovery of the * container resource rather than by the fencer). Mark the resource * we're processing as failed. When the guest comes back up, its * operation history in the CIB will be cleared, freeing the affected * resource to run again once we are sure we know its state. */ if (pe__is_guest_node(node)) { pe__set_resource_flags(rsc, pcmk_rsc_failed|pcmk_rsc_stop_if_failed); should_fence = TRUE; } else if (pcmk_is_set(rsc->cluster->flags, pcmk_sched_fencing_enabled)) { if (pe__is_remote_node(node) && node->details->remote_rsc && !pcmk_is_set(node->details->remote_rsc->flags, pcmk_rsc_failed)) { /* Setting unseen means that fencing of the remote node will * occur only if the connection resource is not going to start * somewhere. This allows connection resources on a failed * cluster node to move to another node without requiring the * remote nodes to be fenced as well. */ node->details->unseen = TRUE; reason = crm_strdup_printf("%s is active there (fencing will be" " revoked if remote connection can " "be re-established elsewhere)", rsc->id); } should_fence = TRUE; } if (should_fence) { if (reason == NULL) { reason = crm_strdup_printf("%s is thought to be active there", rsc->id); } pe_fence_node(rsc->cluster, node, reason, FALSE); } free(reason); } /* In order to calculate priority_fencing_delay correctly, save the failure information and pass it to native_add_running(). */ save_on_fail = on_fail; if (node->details->unclean) { /* No extra processing needed * Also allows resources to be started again after a node is shot */ on_fail = pcmk_on_fail_ignore; } switch (on_fail) { case pcmk_on_fail_ignore: /* nothing to do */ break; case pcmk_on_fail_demote: pe__set_resource_flags(rsc, pcmk_rsc_failed); demote_action(rsc, node, FALSE); break; case pcmk_on_fail_fence_node: /* treat it as if it is still running * but also mark the node as unclean */ reason = crm_strdup_printf("%s failed there", rsc->id); pe_fence_node(rsc->cluster, node, reason, FALSE); free(reason); break; case pcmk_on_fail_standby_node: node->details->standby = TRUE; node->details->standby_onfail = TRUE; break; case pcmk_on_fail_block: /* is_managed == FALSE will prevent any * actions being sent for the resource */ pe__clear_resource_flags(rsc, pcmk_rsc_managed); pe__set_resource_flags(rsc, pcmk_rsc_blocked); break; case pcmk_on_fail_ban: /* make sure it comes up somewhere else * or not at all */ resource_location(rsc, node, -INFINITY, "__action_migration_auto__", rsc->cluster); break; case pcmk_on_fail_stop: pe__set_next_role(rsc, pcmk_role_stopped, "on-fail=stop"); break; case pcmk_on_fail_restart: if ((rsc->role != pcmk_role_stopped) && (rsc->role != pcmk_role_unknown)) { pe__set_resource_flags(rsc, pcmk_rsc_failed|pcmk_rsc_stop_if_failed); stop_action(rsc, node, FALSE); } break; case pcmk_on_fail_restart_container: pe__set_resource_flags(rsc, pcmk_rsc_failed|pcmk_rsc_stop_if_failed); if (rsc->container && pe_rsc_is_bundled(rsc)) { /* A bundle's remote connection can run on a different node than * the bundle's container. We don't necessarily know where the * container is running yet, so remember it and add a stop * action for it later. */ rsc->cluster->stop_needed = g_list_prepend(rsc->cluster->stop_needed, rsc->container); } else if (rsc->container) { stop_action(rsc->container, node, FALSE); } else if ((rsc->role != pcmk_role_stopped) && (rsc->role != pcmk_role_unknown)) { stop_action(rsc, node, FALSE); } break; case pcmk_on_fail_reset_remote: pe__set_resource_flags(rsc, pcmk_rsc_failed|pcmk_rsc_stop_if_failed); if (pcmk_is_set(rsc->cluster->flags, pcmk_sched_fencing_enabled)) { tmpnode = NULL; if (rsc->is_remote_node) { tmpnode = pe_find_node(rsc->cluster->nodes, rsc->id); } if (tmpnode && pe__is_remote_node(tmpnode) && tmpnode->details->remote_was_fenced == 0) { /* The remote connection resource failed in a way that * should result in fencing the remote node. */ pe_fence_node(rsc->cluster, tmpnode, "remote connection is unrecoverable", FALSE); } } /* require the stop action regardless if fencing is occurring or not. */ if (rsc->role > pcmk_role_stopped) { stop_action(rsc, node, FALSE); } /* if reconnect delay is in use, prevent the connection from exiting the * "STOPPED" role until the failure is cleared by the delay timeout. */ if (rsc->remote_reconnect_ms) { pe__set_next_role(rsc, pcmk_role_stopped, "remote reset"); } break; } /* ensure a remote-node connection failure forces an unclean remote-node * to be fenced. By setting unseen = FALSE, the remote-node failure will * result in a fencing operation regardless if we're going to attempt to * reconnect to the remote-node in this transition or not. */ if (pcmk_is_set(rsc->flags, pcmk_rsc_failed) && rsc->is_remote_node) { tmpnode = pe_find_node(rsc->cluster->nodes, rsc->id); if (tmpnode && tmpnode->details->unclean) { tmpnode->details->unseen = FALSE; } } if ((rsc->role != pcmk_role_stopped) && (rsc->role != pcmk_role_unknown)) { if (pcmk_is_set(rsc->flags, pcmk_rsc_removed)) { if (pcmk_is_set(rsc->flags, pcmk_rsc_managed)) { pcmk__config_warn("Detected active orphan %s running on %s", rsc->id, pe__node_name(node)); } else { pcmk__config_warn("Resource '%s' must be stopped manually on " "%s because cluster is configured not to " "stop active orphans", rsc->id, pe__node_name(node)); } } native_add_running(rsc, node, rsc->cluster, (save_on_fail != pcmk_on_fail_ignore)); switch (on_fail) { case pcmk_on_fail_ignore: break; case pcmk_on_fail_demote: case pcmk_on_fail_block: pe__set_resource_flags(rsc, pcmk_rsc_failed); break; default: pe__set_resource_flags(rsc, pcmk_rsc_failed|pcmk_rsc_stop_if_failed); break; } } else if (rsc->clone_name && strchr(rsc->clone_name, ':') != NULL) { /* Only do this for older status sections that included instance numbers * Otherwise stopped instances will appear as orphans */ pcmk__rsc_trace(rsc, "Resetting clone_name %s for %s (stopped)", rsc->clone_name, rsc->id); free(rsc->clone_name); rsc->clone_name = NULL; } else { GList *possible_matches = pe__resource_actions(rsc, node, PCMK_ACTION_STOP, FALSE); GList *gIter = possible_matches; for (; gIter != NULL; gIter = gIter->next) { pcmk_action_t *stop = (pcmk_action_t *) gIter->data; pe__set_action_flags(stop, pcmk_action_optional); } g_list_free(possible_matches); } /* A successful stop after migrate_to on the migration source doesn't make * the partially migrated resource stopped on the migration target. */ if ((rsc->role == pcmk_role_stopped) && rsc->partial_migration_source && rsc->partial_migration_source->details == node->details && rsc->partial_migration_target && rsc->running_on) { rsc->role = pcmk_role_started; } } /* create active recurring operations as optional */ static void process_recurring(pcmk_node_t *node, pcmk_resource_t *rsc, int start_index, int stop_index, GList *sorted_op_list, pcmk_scheduler_t *scheduler) { int counter = -1; const char *task = NULL; const char *status = NULL; GList *gIter = sorted_op_list; CRM_ASSERT(rsc); pcmk__rsc_trace(rsc, "%s: Start index %d, stop index = %d", rsc->id, start_index, stop_index); for (; gIter != NULL; gIter = gIter->next) { xmlNode *rsc_op = (xmlNode *) gIter->data; guint interval_ms = 0; char *key = NULL; const char *id = ID(rsc_op); counter++; if (node->details->online == FALSE) { pcmk__rsc_trace(rsc, "Skipping %s on %s: node is offline", rsc->id, pe__node_name(node)); break; /* Need to check if there's a monitor for role="Stopped" */ } else if (start_index < stop_index && counter <= stop_index) { pcmk__rsc_trace(rsc, "Skipping %s on %s: resource is not active", id, pe__node_name(node)); continue; } else if (counter < start_index) { pcmk__rsc_trace(rsc, "Skipping %s on %s: old %d", id, pe__node_name(node), counter); continue; } crm_element_value_ms(rsc_op, XML_LRM_ATTR_INTERVAL_MS, &interval_ms); if (interval_ms == 0) { pcmk__rsc_trace(rsc, "Skipping %s on %s: non-recurring", id, pe__node_name(node)); continue; } status = crm_element_value(rsc_op, XML_LRM_ATTR_OPSTATUS); if (pcmk__str_eq(status, "-1", pcmk__str_casei)) { pcmk__rsc_trace(rsc, "Skipping %s on %s: status", id, pe__node_name(node)); continue; } task = crm_element_value(rsc_op, XML_LRM_ATTR_TASK); /* create the action */ key = pcmk__op_key(rsc->id, task, interval_ms); pcmk__rsc_trace(rsc, "Creating %s on %s", key, pe__node_name(node)); custom_action(rsc, key, task, node, TRUE, scheduler); } } void calculate_active_ops(const GList *sorted_op_list, int *start_index, int *stop_index) { int counter = -1; int implied_monitor_start = -1; int implied_clone_start = -1; const char *task = NULL; const char *status = NULL; *stop_index = -1; *start_index = -1; for (const GList *iter = sorted_op_list; iter != NULL; iter = iter->next) { const xmlNode *rsc_op = (const xmlNode *) iter->data; counter++; task = crm_element_value(rsc_op, XML_LRM_ATTR_TASK); status = crm_element_value(rsc_op, XML_LRM_ATTR_OPSTATUS); if (pcmk__str_eq(task, PCMK_ACTION_STOP, pcmk__str_casei) && pcmk__str_eq(status, "0", pcmk__str_casei)) { *stop_index = counter; } else if (pcmk__strcase_any_of(task, PCMK_ACTION_START, PCMK_ACTION_MIGRATE_FROM, NULL)) { *start_index = counter; } else if ((implied_monitor_start <= *stop_index) && pcmk__str_eq(task, PCMK_ACTION_MONITOR, pcmk__str_casei)) { const char *rc = crm_element_value(rsc_op, XML_LRM_ATTR_RC); if (pcmk__strcase_any_of(rc, "0", "8", NULL)) { implied_monitor_start = counter; } } else if (pcmk__strcase_any_of(task, PCMK_ACTION_PROMOTE, PCMK_ACTION_DEMOTE, NULL)) { implied_clone_start = counter; } } if (*start_index == -1) { if (implied_clone_start != -1) { *start_index = implied_clone_start; } else if (implied_monitor_start != -1) { *start_index = implied_monitor_start; } } } // If resource history entry has shutdown lock, remember lock node and time static void unpack_shutdown_lock(const xmlNode *rsc_entry, pcmk_resource_t *rsc, const pcmk_node_t *node, pcmk_scheduler_t *scheduler) { time_t lock_time = 0; // When lock started (i.e. node shutdown time) if ((crm_element_value_epoch(rsc_entry, PCMK_OPT_SHUTDOWN_LOCK, &lock_time) == pcmk_ok) && (lock_time != 0)) { if ((scheduler->shutdown_lock > 0) && (get_effective_time(scheduler) > (lock_time + scheduler->shutdown_lock))) { pcmk__rsc_info(rsc, "Shutdown lock for %s on %s expired", rsc->id, pe__node_name(node)); pe__clear_resource_history(rsc, node); } else { /* @COMPAT I don't like breaking const signatures, but * rsc->lock_node should really be const -- we just can't change it * until the next API compatibility break. */ rsc->lock_node = (pcmk_node_t *) node; rsc->lock_time = lock_time; } } } /*! * \internal * \brief Unpack one lrm_resource entry from a node's CIB status * * \param[in,out] node Node whose status is being unpacked * \param[in] rsc_entry lrm_resource XML being unpacked * \param[in,out] scheduler Scheduler data * * \return Resource corresponding to the entry, or NULL if no operation history */ static pcmk_resource_t * unpack_lrm_resource(pcmk_node_t *node, const xmlNode *lrm_resource, pcmk_scheduler_t *scheduler) { GList *gIter = NULL; int stop_index = -1; int start_index = -1; enum rsc_role_e req_role = pcmk_role_unknown; const char *rsc_id = ID(lrm_resource); pcmk_resource_t *rsc = NULL; GList *op_list = NULL; GList *sorted_op_list = NULL; xmlNode *rsc_op = NULL; xmlNode *last_failure = NULL; enum action_fail_response on_fail = pcmk_on_fail_ignore; enum rsc_role_e saved_role = pcmk_role_unknown; if (rsc_id == NULL) { pcmk__config_err("Ignoring invalid " XML_LRM_TAG_RESOURCE " entry: No " PCMK_XA_ID); crm_log_xml_info(lrm_resource, "missing-id"); return NULL; } crm_trace("Unpacking " XML_LRM_TAG_RESOURCE " for %s on %s", rsc_id, pe__node_name(node)); // Build a list of individual lrm_rsc_op entries, so we can sort them for (rsc_op = first_named_child(lrm_resource, XML_LRM_TAG_RSC_OP); rsc_op != NULL; rsc_op = crm_next_same_xml(rsc_op)) { op_list = g_list_prepend(op_list, rsc_op); } if (!pcmk_is_set(scheduler->flags, pcmk_sched_shutdown_lock)) { if (op_list == NULL) { // If there are no operations, there is nothing to do return NULL; } } /* find the resource */ rsc = unpack_find_resource(scheduler, node, rsc_id); if (rsc == NULL) { if (op_list == NULL) { // If there are no operations, there is nothing to do return NULL; } else { rsc = process_orphan_resource(lrm_resource, node, scheduler); } } CRM_ASSERT(rsc != NULL); // Check whether the resource is "shutdown-locked" to this node if (pcmk_is_set(scheduler->flags, pcmk_sched_shutdown_lock)) { unpack_shutdown_lock(lrm_resource, rsc, node, scheduler); } /* process operations */ saved_role = rsc->role; rsc->role = pcmk_role_unknown; sorted_op_list = g_list_sort(op_list, sort_op_by_callid); for (gIter = sorted_op_list; gIter != NULL; gIter = gIter->next) { xmlNode *rsc_op = (xmlNode *) gIter->data; unpack_rsc_op(rsc, node, rsc_op, &last_failure, &on_fail); } /* create active recurring operations as optional */ calculate_active_ops(sorted_op_list, &start_index, &stop_index); process_recurring(node, rsc, start_index, stop_index, sorted_op_list, scheduler); /* no need to free the contents */ g_list_free(sorted_op_list); process_rsc_state(rsc, node, on_fail); if (get_target_role(rsc, &req_role)) { if ((rsc->next_role == pcmk_role_unknown) || (req_role < rsc->next_role)) { - pe__set_next_role(rsc, req_role, XML_RSC_ATTR_TARGET_ROLE); + pe__set_next_role(rsc, req_role, PCMK_META_TARGET_ROLE); } else if (req_role > rsc->next_role) { pcmk__rsc_info(rsc, "%s: Not overwriting calculated next role %s" " with requested next role %s", rsc->id, role2text(rsc->next_role), role2text(req_role)); } } if (saved_role > rsc->role) { rsc->role = saved_role; } return rsc; } static void handle_orphaned_container_fillers(const xmlNode *lrm_rsc_list, pcmk_scheduler_t *scheduler) { for (const xmlNode *rsc_entry = pcmk__xe_first_child(lrm_rsc_list); rsc_entry != NULL; rsc_entry = pcmk__xe_next(rsc_entry)) { pcmk_resource_t *rsc; pcmk_resource_t *container; const char *rsc_id; const char *container_id; if (!pcmk__str_eq((const char *)rsc_entry->name, XML_LRM_TAG_RESOURCE, pcmk__str_casei)) { continue; } container_id = crm_element_value(rsc_entry, XML_RSC_ATTR_CONTAINER); rsc_id = crm_element_value(rsc_entry, PCMK_XA_ID); if (container_id == NULL || rsc_id == NULL) { continue; } container = pe_find_resource(scheduler->resources, container_id); if (container == NULL) { continue; } rsc = pe_find_resource(scheduler->resources, rsc_id); if ((rsc == NULL) || (rsc->container != NULL) || !pcmk_is_set(rsc->flags, pcmk_rsc_removed_filler)) { continue; } pcmk__rsc_trace(rsc, "Mapped container of orphaned resource %s to %s", rsc->id, container_id); rsc->container = container; container->fillers = g_list_append(container->fillers, rsc); } } /*! * \internal * \brief Unpack one node's lrm status section * * \param[in,out] node Node whose status is being unpacked * \param[in] xml CIB node state XML * \param[in,out] scheduler Scheduler data */ static void unpack_node_lrm(pcmk_node_t *node, const xmlNode *xml, pcmk_scheduler_t *scheduler) { bool found_orphaned_container_filler = false; // Drill down to lrm_resources section xml = find_xml_node(xml, XML_CIB_TAG_LRM, FALSE); if (xml == NULL) { return; } xml = find_xml_node(xml, XML_LRM_TAG_RESOURCES, FALSE); if (xml == NULL) { return; } // Unpack each lrm_resource entry for (const xmlNode *rsc_entry = first_named_child(xml, XML_LRM_TAG_RESOURCE); rsc_entry != NULL; rsc_entry = crm_next_same_xml(rsc_entry)) { pcmk_resource_t *rsc = unpack_lrm_resource(node, rsc_entry, scheduler); if ((rsc != NULL) && pcmk_is_set(rsc->flags, pcmk_rsc_removed_filler)) { found_orphaned_container_filler = true; } } /* Now that all resource state has been unpacked for this node, map any * orphaned container fillers to their container resource. */ if (found_orphaned_container_filler) { handle_orphaned_container_fillers(xml, scheduler); } } static void set_active(pcmk_resource_t *rsc) { const pcmk_resource_t *top = pe__const_top_resource(rsc, false); if (top && pcmk_is_set(top->flags, pcmk_rsc_promotable)) { rsc->role = pcmk_role_unpromoted; } else { rsc->role = pcmk_role_started; } } static void set_node_score(gpointer key, gpointer value, gpointer user_data) { pcmk_node_t *node = value; int *score = user_data; node->weight = *score; } #define XPATH_NODE_STATE "/" XML_TAG_CIB "/" XML_CIB_TAG_STATUS \ "/" XML_CIB_TAG_STATE #define SUB_XPATH_LRM_RESOURCE "/" XML_CIB_TAG_LRM \ "/" XML_LRM_TAG_RESOURCES \ "/" XML_LRM_TAG_RESOURCE #define SUB_XPATH_LRM_RSC_OP "/" XML_LRM_TAG_RSC_OP static xmlNode * find_lrm_op(const char *resource, const char *op, const char *node, const char *source, int target_rc, pcmk_scheduler_t *scheduler) { GString *xpath = NULL; xmlNode *xml = NULL; CRM_CHECK((resource != NULL) && (op != NULL) && (node != NULL), return NULL); xpath = g_string_sized_new(256); pcmk__g_strcat(xpath, XPATH_NODE_STATE "[@" XML_ATTR_UNAME "='", node, "']" SUB_XPATH_LRM_RESOURCE "[@" PCMK_XA_ID "='", resource, "']" SUB_XPATH_LRM_RSC_OP "[@" XML_LRM_ATTR_TASK "='", op, "'", NULL); /* Need to check against transition_magic too? */ if ((source != NULL) && (strcmp(op, PCMK_ACTION_MIGRATE_TO) == 0)) { pcmk__g_strcat(xpath, " and @" XML_LRM_ATTR_MIGRATE_TARGET "='", source, "']", NULL); } else if ((source != NULL) && (strcmp(op, PCMK_ACTION_MIGRATE_FROM) == 0)) { pcmk__g_strcat(xpath, " and @" XML_LRM_ATTR_MIGRATE_SOURCE "='", source, "']", NULL); } else { g_string_append_c(xpath, ']'); } xml = get_xpath_object((const char *) xpath->str, scheduler->input, LOG_DEBUG); g_string_free(xpath, TRUE); if (xml && target_rc >= 0) { int rc = PCMK_OCF_UNKNOWN_ERROR; int status = PCMK_EXEC_ERROR; crm_element_value_int(xml, XML_LRM_ATTR_RC, &rc); crm_element_value_int(xml, XML_LRM_ATTR_OPSTATUS, &status); if ((rc != target_rc) || (status != PCMK_EXEC_DONE)) { return NULL; } } return xml; } static xmlNode * find_lrm_resource(const char *rsc_id, const char *node_name, pcmk_scheduler_t *scheduler) { GString *xpath = NULL; xmlNode *xml = NULL; CRM_CHECK((rsc_id != NULL) && (node_name != NULL), return NULL); xpath = g_string_sized_new(256); pcmk__g_strcat(xpath, XPATH_NODE_STATE "[@" XML_ATTR_UNAME "='", node_name, "']" SUB_XPATH_LRM_RESOURCE "[@" PCMK_XA_ID "='", rsc_id, "']", NULL); xml = get_xpath_object((const char *) xpath->str, scheduler->input, LOG_DEBUG); g_string_free(xpath, TRUE); return xml; } /*! * \internal * \brief Check whether a resource has no completed action history on a node * * \param[in,out] rsc Resource to check * \param[in] node_name Node to check * * \return true if \p rsc_id is unknown on \p node_name, otherwise false */ static bool unknown_on_node(pcmk_resource_t *rsc, const char *node_name) { bool result = false; xmlXPathObjectPtr search; GString *xpath = g_string_sized_new(256); pcmk__g_strcat(xpath, XPATH_NODE_STATE "[@" XML_ATTR_UNAME "='", node_name, "']" SUB_XPATH_LRM_RESOURCE "[@" PCMK_XA_ID "='", rsc->id, "']" SUB_XPATH_LRM_RSC_OP "[@" XML_LRM_ATTR_RC "!='193']", NULL); search = xpath_search(rsc->cluster->input, (const char *) xpath->str); result = (numXpathResults(search) == 0); freeXpathObject(search); g_string_free(xpath, TRUE); return result; } /*! * \brief Check whether a probe/monitor indicating the resource was not running * on a node happened after some event * * \param[in] rsc_id Resource being checked * \param[in] node_name Node being checked * \param[in] xml_op Event that monitor is being compared to * \param[in] same_node Whether the operations are on the same node * \param[in,out] scheduler Scheduler data * * \return true if such a monitor happened after event, false otherwise */ static bool monitor_not_running_after(const char *rsc_id, const char *node_name, const xmlNode *xml_op, bool same_node, pcmk_scheduler_t *scheduler) { /* Any probe/monitor operation on the node indicating it was not running * there */ xmlNode *monitor = find_lrm_op(rsc_id, PCMK_ACTION_MONITOR, node_name, NULL, PCMK_OCF_NOT_RUNNING, scheduler); return (monitor && pe__is_newer_op(monitor, xml_op, same_node) > 0); } /*! * \brief Check whether any non-monitor operation on a node happened after some * event * * \param[in] rsc_id Resource being checked * \param[in] node_name Node being checked * \param[in] xml_op Event that non-monitor is being compared to * \param[in] same_node Whether the operations are on the same node * \param[in,out] scheduler Scheduler data * * \return true if such a operation happened after event, false otherwise */ static bool non_monitor_after(const char *rsc_id, const char *node_name, const xmlNode *xml_op, bool same_node, pcmk_scheduler_t *scheduler) { xmlNode *lrm_resource = NULL; lrm_resource = find_lrm_resource(rsc_id, node_name, scheduler); if (lrm_resource == NULL) { return false; } for (xmlNode *op = first_named_child(lrm_resource, XML_LRM_TAG_RSC_OP); op != NULL; op = crm_next_same_xml(op)) { const char * task = NULL; if (op == xml_op) { continue; } task = crm_element_value(op, XML_LRM_ATTR_TASK); if (pcmk__str_any_of(task, PCMK_ACTION_START, PCMK_ACTION_STOP, PCMK_ACTION_MIGRATE_TO, PCMK_ACTION_MIGRATE_FROM, NULL) && pe__is_newer_op(op, xml_op, same_node) > 0) { return true; } } return false; } /*! * \brief Check whether the resource has newer state on a node after a migration * attempt * * \param[in] rsc_id Resource being checked * \param[in] node_name Node being checked * \param[in] migrate_to Any migrate_to event that is being compared to * \param[in] migrate_from Any migrate_from event that is being compared to * \param[in,out] scheduler Scheduler data * * \return true if such a operation happened after event, false otherwise */ static bool newer_state_after_migrate(const char *rsc_id, const char *node_name, const xmlNode *migrate_to, const xmlNode *migrate_from, pcmk_scheduler_t *scheduler) { const xmlNode *xml_op = migrate_to; const char *source = NULL; const char *target = NULL; bool same_node = false; if (migrate_from) { xml_op = migrate_from; } source = crm_element_value(xml_op, XML_LRM_ATTR_MIGRATE_SOURCE); target = crm_element_value(xml_op, XML_LRM_ATTR_MIGRATE_TARGET); /* It's preferred to compare to the migrate event on the same node if * existing, since call ids are more reliable. */ if (pcmk__str_eq(node_name, target, pcmk__str_casei)) { if (migrate_from) { xml_op = migrate_from; same_node = true; } else { xml_op = migrate_to; } } else if (pcmk__str_eq(node_name, source, pcmk__str_casei)) { if (migrate_to) { xml_op = migrate_to; same_node = true; } else { xml_op = migrate_from; } } /* If there's any newer non-monitor operation on the node, or any newer * probe/monitor operation on the node indicating it was not running there, * the migration events potentially no longer matter for the node. */ return non_monitor_after(rsc_id, node_name, xml_op, same_node, scheduler) || monitor_not_running_after(rsc_id, node_name, xml_op, same_node, scheduler); } /*! * \internal * \brief Parse migration source and target node names from history entry * * \param[in] entry Resource history entry for a migration action * \param[in] source_node If not NULL, source must match this node * \param[in] target_node If not NULL, target must match this node * \param[out] source_name Where to store migration source node name * \param[out] target_name Where to store migration target node name * * \return Standard Pacemaker return code */ static int get_migration_node_names(const xmlNode *entry, const pcmk_node_t *source_node, const pcmk_node_t *target_node, const char **source_name, const char **target_name) { *source_name = crm_element_value(entry, XML_LRM_ATTR_MIGRATE_SOURCE); *target_name = crm_element_value(entry, XML_LRM_ATTR_MIGRATE_TARGET); if ((*source_name == NULL) || (*target_name == NULL)) { pcmk__config_err("Ignoring resource history entry %s without " XML_LRM_ATTR_MIGRATE_SOURCE " and " XML_LRM_ATTR_MIGRATE_TARGET, ID(entry)); return pcmk_rc_unpack_error; } if ((source_node != NULL) && !pcmk__str_eq(*source_name, source_node->details->uname, pcmk__str_casei|pcmk__str_null_matches)) { pcmk__config_err("Ignoring resource history entry %s because " XML_LRM_ATTR_MIGRATE_SOURCE "='%s' does not match %s", ID(entry), *source_name, pe__node_name(source_node)); return pcmk_rc_unpack_error; } if ((target_node != NULL) && !pcmk__str_eq(*target_name, target_node->details->uname, pcmk__str_casei|pcmk__str_null_matches)) { pcmk__config_err("Ignoring resource history entry %s because " XML_LRM_ATTR_MIGRATE_TARGET "='%s' does not match %s", ID(entry), *target_name, pe__node_name(target_node)); return pcmk_rc_unpack_error; } return pcmk_rc_ok; } /* * \internal * \brief Add a migration source to a resource's list of dangling migrations * * If the migrate_to and migrate_from actions in a live migration both * succeeded, but there is no stop on the source, the migration is considered * "dangling." Add the source to the resource's dangling migration list, which * will be used to schedule a stop on the source without affecting the target. * * \param[in,out] rsc Resource involved in migration * \param[in] node Migration source */ static void add_dangling_migration(pcmk_resource_t *rsc, const pcmk_node_t *node) { pcmk__rsc_trace(rsc, "Dangling migration of %s requires stop on %s", rsc->id, pe__node_name(node)); rsc->role = pcmk_role_stopped; rsc->dangling_migrations = g_list_prepend(rsc->dangling_migrations, (gpointer) node); } /*! * \internal * \brief Update resource role etc. after a successful migrate_to action * * \param[in,out] history Parsed action result history */ static void unpack_migrate_to_success(struct action_history *history) { /* A complete migration sequence is: * 1. migrate_to on source node (which succeeded if we get to this function) * 2. migrate_from on target node * 3. stop on source node * * If no migrate_from has happened, the migration is considered to be * "partial". If the migrate_from succeeded but no stop has happened, the * migration is considered to be "dangling". * * If a successful migrate_to and stop have happened on the source node, we * still need to check for a partial migration, due to scenarios (easier to * produce with batch-limit=1) like: * * - A resource is migrating from node1 to node2, and a migrate_to is * initiated for it on node1. * * - node2 goes into standby mode while the migrate_to is pending, which * aborts the transition. * * - Upon completion of the migrate_to, a new transition schedules a stop * on both nodes and a start on node1. * * - If the new transition is aborted for any reason while the resource is * stopping on node1, the transition after that stop completes will see * the migrate_to and stop on the source, but it's still a partial * migration, and the resource must be stopped on node2 because it is * potentially active there due to the migrate_to. * * We also need to take into account that either node's history may be * cleared at any point in the migration process. */ int from_rc = PCMK_OCF_OK; int from_status = PCMK_EXEC_PENDING; pcmk_node_t *target_node = NULL; xmlNode *migrate_from = NULL; const char *source = NULL; const char *target = NULL; bool source_newer_op = false; bool target_newer_state = false; bool active_on_target = false; // Get source and target node names from XML if (get_migration_node_names(history->xml, history->node, NULL, &source, &target) != pcmk_rc_ok) { return; } // Check for newer state on the source source_newer_op = non_monitor_after(history->rsc->id, source, history->xml, true, history->rsc->cluster); // Check for a migrate_from action from this source on the target migrate_from = find_lrm_op(history->rsc->id, PCMK_ACTION_MIGRATE_FROM, target, source, -1, history->rsc->cluster); if (migrate_from != NULL) { if (source_newer_op) { /* There's a newer non-monitor operation on the source and a * migrate_from on the target, so this migrate_to is irrelevant to * the resource's state. */ return; } crm_element_value_int(migrate_from, XML_LRM_ATTR_RC, &from_rc); crm_element_value_int(migrate_from, XML_LRM_ATTR_OPSTATUS, &from_status); } /* If the resource has newer state on both the source and target after the * migration events, this migrate_to is irrelevant to the resource's state. */ target_newer_state = newer_state_after_migrate(history->rsc->id, target, history->xml, migrate_from, history->rsc->cluster); if (source_newer_op && target_newer_state) { return; } /* Check for dangling migration (migrate_from succeeded but stop not done). * We know there's no stop because we already returned if the target has a * migrate_from and the source has any newer non-monitor operation. */ if ((from_rc == PCMK_OCF_OK) && (from_status == PCMK_EXEC_DONE)) { add_dangling_migration(history->rsc, history->node); return; } /* Without newer state, this migrate_to implies the resource is active. * (Clones are not allowed to migrate, so role can't be promoted.) */ history->rsc->role = pcmk_role_started; target_node = pe_find_node(history->rsc->cluster->nodes, target); active_on_target = !target_newer_state && (target_node != NULL) && target_node->details->online; if (from_status != PCMK_EXEC_PENDING) { // migrate_from failed on target if (active_on_target) { native_add_running(history->rsc, target_node, history->rsc->cluster, TRUE); } else { // Mark resource as failed, require recovery, and prevent migration pe__set_resource_flags(history->rsc, pcmk_rsc_failed|pcmk_rsc_stop_if_failed); pe__clear_resource_flags(history->rsc, pcmk_rsc_migratable); } return; } // The migrate_from is pending, complete but erased, or to be scheduled /* If there is no history at all for the resource on an online target, then * it was likely cleaned. Just return, and we'll schedule a probe. Once we * have the probe result, it will be reflected in target_newer_state. */ if ((target_node != NULL) && target_node->details->online && unknown_on_node(history->rsc, target)) { return; } if (active_on_target) { pcmk_node_t *source_node = pe_find_node(history->rsc->cluster->nodes, source); native_add_running(history->rsc, target_node, history->rsc->cluster, FALSE); if ((source_node != NULL) && source_node->details->online) { /* This is a partial migration: the migrate_to completed * successfully on the source, but the migrate_from has not * completed. Remember the source and target; if the newly * chosen target remains the same when we schedule actions * later, we may continue with the migration. */ history->rsc->partial_migration_target = target_node; history->rsc->partial_migration_source = source_node; } } else if (!source_newer_op) { // Mark resource as failed, require recovery, and prevent migration pe__set_resource_flags(history->rsc, pcmk_rsc_failed|pcmk_rsc_stop_if_failed); pe__clear_resource_flags(history->rsc, pcmk_rsc_migratable); } } /*! * \internal * \brief Update resource role etc. after a failed migrate_to action * * \param[in,out] history Parsed action result history */ static void unpack_migrate_to_failure(struct action_history *history) { xmlNode *target_migrate_from = NULL; const char *source = NULL; const char *target = NULL; // Get source and target node names from XML if (get_migration_node_names(history->xml, history->node, NULL, &source, &target) != pcmk_rc_ok) { return; } /* If a migration failed, we have to assume the resource is active. Clones * are not allowed to migrate, so role can't be promoted. */ history->rsc->role = pcmk_role_started; // Check for migrate_from on the target target_migrate_from = find_lrm_op(history->rsc->id, PCMK_ACTION_MIGRATE_FROM, target, source, PCMK_OCF_OK, history->rsc->cluster); if (/* If the resource state is unknown on the target, it will likely be * probed there. * Don't just consider it running there. We will get back here anyway in * case the probe detects it's running there. */ !unknown_on_node(history->rsc, target) /* If the resource has newer state on the target after the migration * events, this migrate_to no longer matters for the target. */ && !newer_state_after_migrate(history->rsc->id, target, history->xml, target_migrate_from, history->rsc->cluster)) { /* The resource has no newer state on the target, so assume it's still * active there. * (if it is up). */ pcmk_node_t *target_node = pe_find_node(history->rsc->cluster->nodes, target); if (target_node && target_node->details->online) { native_add_running(history->rsc, target_node, history->rsc->cluster, FALSE); } } else if (!non_monitor_after(history->rsc->id, source, history->xml, true, history->rsc->cluster)) { /* We know the resource has newer state on the target, but this * migrate_to still matters for the source as long as there's no newer * non-monitor operation there. */ // Mark node as having dangling migration so we can force a stop later history->rsc->dangling_migrations = g_list_prepend(history->rsc->dangling_migrations, (gpointer) history->node); } } /*! * \internal * \brief Update resource role etc. after a failed migrate_from action * * \param[in,out] history Parsed action result history */ static void unpack_migrate_from_failure(struct action_history *history) { xmlNode *source_migrate_to = NULL; const char *source = NULL; const char *target = NULL; // Get source and target node names from XML if (get_migration_node_names(history->xml, NULL, history->node, &source, &target) != pcmk_rc_ok) { return; } /* If a migration failed, we have to assume the resource is active. Clones * are not allowed to migrate, so role can't be promoted. */ history->rsc->role = pcmk_role_started; // Check for a migrate_to on the source source_migrate_to = find_lrm_op(history->rsc->id, PCMK_ACTION_MIGRATE_TO, source, target, PCMK_OCF_OK, history->rsc->cluster); if (/* If the resource state is unknown on the source, it will likely be * probed there. * Don't just consider it running there. We will get back here anyway in * case the probe detects it's running there. */ !unknown_on_node(history->rsc, source) /* If the resource has newer state on the source after the migration * events, this migrate_from no longer matters for the source. */ && !newer_state_after_migrate(history->rsc->id, source, source_migrate_to, history->xml, history->rsc->cluster)) { /* The resource has no newer state on the source, so assume it's still * active there (if it is up). */ pcmk_node_t *source_node = pe_find_node(history->rsc->cluster->nodes, source); if (source_node && source_node->details->online) { native_add_running(history->rsc, source_node, history->rsc->cluster, TRUE); } } } /*! * \internal * \brief Add an action to cluster's list of failed actions * * \param[in,out] history Parsed action result history */ static void record_failed_op(struct action_history *history) { if (!(history->node->details->online)) { return; } for (const xmlNode *xIter = history->rsc->cluster->failed->children; xIter != NULL; xIter = xIter->next) { const char *key = pe__xe_history_key(xIter); const char *uname = crm_element_value(xIter, XML_ATTR_UNAME); if (pcmk__str_eq(history->key, key, pcmk__str_none) && pcmk__str_eq(uname, history->node->details->uname, pcmk__str_casei)) { crm_trace("Skipping duplicate entry %s on %s", history->key, pe__node_name(history->node)); return; } } crm_trace("Adding entry for %s on %s to failed action list", history->key, pe__node_name(history->node)); crm_xml_add(history->xml, XML_ATTR_UNAME, history->node->details->uname); crm_xml_add(history->xml, XML_LRM_ATTR_RSCID, history->rsc->id); add_node_copy(history->rsc->cluster->failed, history->xml); } static char * last_change_str(const xmlNode *xml_op) { time_t when; char *result = NULL; if (crm_element_value_epoch(xml_op, XML_RSC_OP_LAST_CHANGE, &when) == pcmk_ok) { char *when_s = pcmk__epoch2str(&when, 0); const char *p = strchr(when_s, ' '); // Skip day of week to make message shorter if ((p != NULL) && (*(++p) != '\0')) { result = strdup(p); CRM_ASSERT(result != NULL); } free(when_s); } if (result == NULL) { result = strdup("unknown time"); CRM_ASSERT(result != NULL); } return result; } /*! * \internal * \brief Compare two on-fail values * * \param[in] first One on-fail value to compare * \param[in] second The other on-fail value to compare * * \return A negative number if second is more severe than first, zero if they * are equal, or a positive number if first is more severe than second. * \note This is only needed until the action_fail_response values can be * renumbered at the next API compatibility break. */ static int cmp_on_fail(enum action_fail_response first, enum action_fail_response second) { switch (first) { case pcmk_on_fail_demote: switch (second) { case pcmk_on_fail_ignore: return 1; case pcmk_on_fail_demote: return 0; default: return -1; } break; case pcmk_on_fail_reset_remote: switch (second) { case pcmk_on_fail_ignore: case pcmk_on_fail_demote: case pcmk_on_fail_restart: return 1; case pcmk_on_fail_reset_remote: return 0; default: return -1; } break; case pcmk_on_fail_restart_container: switch (second) { case pcmk_on_fail_ignore: case pcmk_on_fail_demote: case pcmk_on_fail_restart: case pcmk_on_fail_reset_remote: return 1; case pcmk_on_fail_restart_container: return 0; default: return -1; } break; default: break; } switch (second) { case pcmk_on_fail_demote: return (first == pcmk_on_fail_ignore)? -1 : 1; case pcmk_on_fail_reset_remote: switch (first) { case pcmk_on_fail_ignore: case pcmk_on_fail_demote: case pcmk_on_fail_restart: return -1; default: return 1; } break; case pcmk_on_fail_restart_container: switch (first) { case pcmk_on_fail_ignore: case pcmk_on_fail_demote: case pcmk_on_fail_restart: case pcmk_on_fail_reset_remote: return -1; default: return 1; } break; default: break; } return first - second; } /*! * \internal * \brief Ban a resource (or its clone if an anonymous instance) from all nodes * * \param[in,out] rsc Resource to ban */ static void ban_from_all_nodes(pcmk_resource_t *rsc) { int score = -INFINITY; pcmk_resource_t *fail_rsc = rsc; if (fail_rsc->parent != NULL) { pcmk_resource_t *parent = uber_parent(fail_rsc); if (pe_rsc_is_anon_clone(parent)) { /* For anonymous clones, if an operation with on-fail=stop fails for * any instance, the entire clone must stop. */ fail_rsc = parent; } } // Ban the resource from all nodes crm_notice("%s will not be started under current conditions", fail_rsc->id); if (fail_rsc->allowed_nodes != NULL) { g_hash_table_destroy(fail_rsc->allowed_nodes); } fail_rsc->allowed_nodes = pe__node_list2table(rsc->cluster->nodes); g_hash_table_foreach(fail_rsc->allowed_nodes, set_node_score, &score); } /*! * \internal * \brief Get configured failure handling and role after failure for an action * * \param[in,out] history Unpacked action history entry * \param[out] on_fail Where to set configured failure handling * \param[out] fail_role Where to set to role after failure */ static void unpack_failure_handling(struct action_history *history, enum action_fail_response *on_fail, enum rsc_role_e *fail_role) { xmlNode *config = pcmk__find_action_config(history->rsc, history->task, history->interval_ms, true); GHashTable *meta = pcmk__unpack_action_meta(history->rsc, history->node, history->task, history->interval_ms, config); const char *on_fail_str = g_hash_table_lookup(meta, XML_OP_ATTR_ON_FAIL); *on_fail = pcmk__parse_on_fail(history->rsc, history->task, history->interval_ms, on_fail_str); *fail_role = pcmk__role_after_failure(history->rsc, history->task, *on_fail, meta); g_hash_table_destroy(meta); } /*! * \internal * \brief Update resource role, failure handling, etc., after a failed action * * \param[in,out] history Parsed action result history * \param[in] config_on_fail Action failure handling from configuration * \param[in] fail_role Resource's role after failure of this action * \param[out] last_failure This will be set to the history XML * \param[in,out] on_fail Actual handling of action result */ static void unpack_rsc_op_failure(struct action_history *history, enum action_fail_response config_on_fail, enum rsc_role_e fail_role, xmlNode **last_failure, enum action_fail_response *on_fail) { bool is_probe = false; char *last_change_s = NULL; *last_failure = history->xml; is_probe = pcmk_xe_is_probe(history->xml); last_change_s = last_change_str(history->xml); if (!pcmk_is_set(history->rsc->cluster->flags, pcmk_sched_symmetric_cluster) && (history->exit_status == PCMK_OCF_NOT_INSTALLED)) { crm_trace("Unexpected result (%s%s%s) was recorded for " "%s of %s on %s at %s " CRM_XS " exit-status=%d id=%s", services_ocf_exitcode_str(history->exit_status), (pcmk__str_empty(history->exit_reason)? "" : ": "), pcmk__s(history->exit_reason, ""), (is_probe? "probe" : history->task), history->rsc->id, pe__node_name(history->node), last_change_s, history->exit_status, history->id); } else { pcmk__sched_warn("Unexpected result (%s%s%s) was recorded for %s of " "%s on %s at %s " CRM_XS " exit-status=%d id=%s", services_ocf_exitcode_str(history->exit_status), (pcmk__str_empty(history->exit_reason)? "" : ": "), pcmk__s(history->exit_reason, ""), (is_probe? "probe" : history->task), history->rsc->id, pe__node_name(history->node), last_change_s, history->exit_status, history->id); if (is_probe && (history->exit_status != PCMK_OCF_OK) && (history->exit_status != PCMK_OCF_NOT_RUNNING) && (history->exit_status != PCMK_OCF_RUNNING_PROMOTED)) { /* A failed (not just unexpected) probe result could mean the user * didn't know resources will be probed even where they can't run. */ crm_notice("If it is not possible for %s to run on %s, see " "the resource-discovery option for location constraints", history->rsc->id, pe__node_name(history->node)); } record_failed_op(history); } free(last_change_s); if (cmp_on_fail(*on_fail, config_on_fail) < 0) { pcmk__rsc_trace(history->rsc, "on-fail %s -> %s for %s", fail2text(*on_fail), fail2text(config_on_fail), history->key); *on_fail = config_on_fail; } if (strcmp(history->task, PCMK_ACTION_STOP) == 0) { resource_location(history->rsc, history->node, -INFINITY, "__stop_fail__", history->rsc->cluster); } else if (strcmp(history->task, PCMK_ACTION_MIGRATE_TO) == 0) { unpack_migrate_to_failure(history); } else if (strcmp(history->task, PCMK_ACTION_MIGRATE_FROM) == 0) { unpack_migrate_from_failure(history); } else if (strcmp(history->task, PCMK_ACTION_PROMOTE) == 0) { history->rsc->role = pcmk_role_promoted; } else if (strcmp(history->task, PCMK_ACTION_DEMOTE) == 0) { if (config_on_fail == pcmk_on_fail_block) { history->rsc->role = pcmk_role_promoted; pe__set_next_role(history->rsc, pcmk_role_stopped, "demote with on-fail=block"); } else if (history->exit_status == PCMK_OCF_NOT_RUNNING) { history->rsc->role = pcmk_role_stopped; } else { /* Staying in the promoted role would put the scheduler and * controller into a loop. Setting the role to unpromoted is not * dangerous because the resource will be stopped as part of * recovery, and any promotion will be ordered after that stop. */ history->rsc->role = pcmk_role_unpromoted; } } if (is_probe && (history->exit_status == PCMK_OCF_NOT_INSTALLED)) { /* leave stopped */ pcmk__rsc_trace(history->rsc, "Leaving %s stopped", history->rsc->id); history->rsc->role = pcmk_role_stopped; } else if (history->rsc->role < pcmk_role_started) { pcmk__rsc_trace(history->rsc, "Setting %s active", history->rsc->id); set_active(history->rsc); } pcmk__rsc_trace(history->rsc, "Resource %s: role=%s unclean=%s on_fail=%s fail_role=%s", history->rsc->id, role2text(history->rsc->role), pcmk__btoa(history->node->details->unclean), fail2text(config_on_fail), role2text(fail_role)); if ((fail_role != pcmk_role_started) && (history->rsc->next_role < fail_role)) { pe__set_next_role(history->rsc, fail_role, "failure"); } if (fail_role == pcmk_role_stopped) { ban_from_all_nodes(history->rsc); } } /*! * \internal * \brief Block a resource with a failed action if it cannot be recovered * * If resource action is a failed stop and fencing is not possible, mark the * resource as unmanaged and blocked, since recovery cannot be done. * * \param[in,out] history Parsed action history entry */ static void block_if_unrecoverable(struct action_history *history) { char *last_change_s = NULL; if (strcmp(history->task, PCMK_ACTION_STOP) != 0) { return; // All actions besides stop are always recoverable } if (pe_can_fence(history->node->details->data_set, history->node)) { return; // Failed stops are recoverable via fencing } last_change_s = last_change_str(history->xml); pcmk__sched_err("No further recovery can be attempted for %s " "because %s on %s failed (%s%s%s) at %s " CRM_XS " rc=%d id=%s", history->rsc->id, history->task, pe__node_name(history->node), services_ocf_exitcode_str(history->exit_status), (pcmk__str_empty(history->exit_reason)? "" : ": "), pcmk__s(history->exit_reason, ""), last_change_s, history->exit_status, history->id); free(last_change_s); pe__clear_resource_flags(history->rsc, pcmk_rsc_managed); pe__set_resource_flags(history->rsc, pcmk_rsc_blocked); } /*! * \internal * \brief Update action history's execution status and why * * \param[in,out] history Parsed action history entry * \param[out] why Where to store reason for update * \param[in] value New value * \param[in] reason Description of why value was changed */ static inline void remap_because(struct action_history *history, const char **why, int value, const char *reason) { if (history->execution_status != value) { history->execution_status = value; *why = reason; } } /*! * \internal * \brief Remap informational monitor results and operation status * * For the monitor results, certain OCF codes are for providing extended information * to the user about services that aren't yet failed but not entirely healthy either. * These must be treated as the "normal" result by Pacemaker. * * For operation status, the action result can be used to determine an appropriate * status for the purposes of responding to the action. The status provided by the * executor is not directly usable since the executor does not know what was expected. * * \param[in,out] history Parsed action history entry * \param[in,out] on_fail What should be done about the result * \param[in] expired Whether result is expired * * \note If the result is remapped and the node is not shutting down or failed, * the operation will be recorded in the scheduler data's list of failed * operations to highlight it for the user. * * \note This may update the resource's current and next role. */ static void remap_operation(struct action_history *history, enum action_fail_response *on_fail, bool expired) { bool is_probe = false; int orig_exit_status = history->exit_status; int orig_exec_status = history->execution_status; const char *why = NULL; const char *task = history->task; // Remap degraded results to their successful counterparts history->exit_status = pcmk__effective_rc(history->exit_status); if (history->exit_status != orig_exit_status) { why = "degraded result"; if (!expired && (!history->node->details->shutdown || history->node->details->online)) { record_failed_op(history); } } if (!pe_rsc_is_bundled(history->rsc) && pcmk_xe_mask_probe_failure(history->xml) && ((history->execution_status != PCMK_EXEC_DONE) || (history->exit_status != PCMK_OCF_NOT_RUNNING))) { history->execution_status = PCMK_EXEC_DONE; history->exit_status = PCMK_OCF_NOT_RUNNING; why = "equivalent probe result"; } /* If the executor reported an execution status of anything but done or * error, consider that final. But for done or error, we know better whether * it should be treated as a failure or not, because we know the expected * result. */ switch (history->execution_status) { case PCMK_EXEC_DONE: case PCMK_EXEC_ERROR: break; // These should be treated as node-fatal case PCMK_EXEC_NO_FENCE_DEVICE: case PCMK_EXEC_NO_SECRETS: remap_because(history, &why, PCMK_EXEC_ERROR_HARD, "node-fatal error"); goto remap_done; default: goto remap_done; } is_probe = pcmk_xe_is_probe(history->xml); if (is_probe) { task = "probe"; } if (history->expected_exit_status < 0) { /* Pre-1.0 Pacemaker versions, and Pacemaker 1.1.6 or earlier with * Heartbeat 2.0.7 or earlier as the cluster layer, did not include the * expected exit status in the transition key, which (along with the * similar case of a corrupted transition key in the CIB) will be * reported to this function as -1. Pacemaker 2.0+ does not support * rolling upgrades from those versions or processing of saved CIB files * from those versions, so we do not need to care much about this case. */ remap_because(history, &why, PCMK_EXEC_ERROR, "obsolete history format"); pcmk__config_warn("Expected result not found for %s on %s " "(corrupt or obsolete CIB?)", history->key, pe__node_name(history->node)); } else if (history->exit_status == history->expected_exit_status) { remap_because(history, &why, PCMK_EXEC_DONE, "expected result"); } else { remap_because(history, &why, PCMK_EXEC_ERROR, "unexpected result"); pcmk__rsc_debug(history->rsc, "%s on %s: expected %d (%s), got %d (%s%s%s)", history->key, pe__node_name(history->node), history->expected_exit_status, services_ocf_exitcode_str(history->expected_exit_status), history->exit_status, services_ocf_exitcode_str(history->exit_status), (pcmk__str_empty(history->exit_reason)? "" : ": "), pcmk__s(history->exit_reason, "")); } switch (history->exit_status) { case PCMK_OCF_OK: if (is_probe && (history->expected_exit_status == PCMK_OCF_NOT_RUNNING)) { char *last_change_s = last_change_str(history->xml); remap_because(history, &why, PCMK_EXEC_DONE, "probe"); pcmk__rsc_info(history->rsc, "Probe found %s active on %s at %s", history->rsc->id, pe__node_name(history->node), last_change_s); free(last_change_s); } break; case PCMK_OCF_NOT_RUNNING: if (is_probe || (history->expected_exit_status == history->exit_status) || !pcmk_is_set(history->rsc->flags, pcmk_rsc_managed)) { /* For probes, recurring monitors for the Stopped role, and * unmanaged resources, "not running" is not considered a * failure. */ remap_because(history, &why, PCMK_EXEC_DONE, "exit status"); history->rsc->role = pcmk_role_stopped; *on_fail = pcmk_on_fail_ignore; pe__set_next_role(history->rsc, pcmk_role_unknown, "not running"); } break; case PCMK_OCF_RUNNING_PROMOTED: if (is_probe && (history->exit_status != history->expected_exit_status)) { char *last_change_s = last_change_str(history->xml); remap_because(history, &why, PCMK_EXEC_DONE, "probe"); pcmk__rsc_info(history->rsc, "Probe found %s active and promoted on %s at %s", history->rsc->id, pe__node_name(history->node), last_change_s); free(last_change_s); } if (!expired || (history->exit_status == history->expected_exit_status)) { history->rsc->role = pcmk_role_promoted; } break; case PCMK_OCF_FAILED_PROMOTED: if (!expired) { history->rsc->role = pcmk_role_promoted; } remap_because(history, &why, PCMK_EXEC_ERROR, "exit status"); break; case PCMK_OCF_NOT_CONFIGURED: remap_because(history, &why, PCMK_EXEC_ERROR_FATAL, "exit status"); break; case PCMK_OCF_UNIMPLEMENT_FEATURE: { guint interval_ms = 0; crm_element_value_ms(history->xml, XML_LRM_ATTR_INTERVAL_MS, &interval_ms); if (interval_ms == 0) { if (!expired) { block_if_unrecoverable(history); } remap_because(history, &why, PCMK_EXEC_ERROR_HARD, "exit status"); } else { remap_because(history, &why, PCMK_EXEC_NOT_SUPPORTED, "exit status"); } } break; case PCMK_OCF_NOT_INSTALLED: case PCMK_OCF_INVALID_PARAM: case PCMK_OCF_INSUFFICIENT_PRIV: if (!expired) { block_if_unrecoverable(history); } remap_because(history, &why, PCMK_EXEC_ERROR_HARD, "exit status"); break; default: if (history->execution_status == PCMK_EXEC_DONE) { char *last_change_s = last_change_str(history->xml); crm_info("Treating unknown exit status %d from %s of %s " "on %s at %s as failure", history->exit_status, task, history->rsc->id, pe__node_name(history->node), last_change_s); remap_because(history, &why, PCMK_EXEC_ERROR, "unknown exit status"); free(last_change_s); } break; } remap_done: if (why != NULL) { pcmk__rsc_trace(history->rsc, "Remapped %s result from [%s: %s] to [%s: %s] " "because of %s", history->key, pcmk_exec_status_str(orig_exec_status), crm_exit_str(orig_exit_status), pcmk_exec_status_str(history->execution_status), crm_exit_str(history->exit_status), why); } } // return TRUE if start or monitor last failure but parameters changed static bool should_clear_for_param_change(const xmlNode *xml_op, const char *task, pcmk_resource_t *rsc, pcmk_node_t *node) { if (pcmk__str_any_of(task, PCMK_ACTION_START, PCMK_ACTION_MONITOR, NULL)) { if (pe__bundle_needs_remote_name(rsc)) { /* We haven't allocated resources yet, so we can't reliably * substitute addr parameters for the REMOTE_CONTAINER_HACK. * When that's needed, defer the check until later. */ pe__add_param_check(xml_op, rsc, node, pcmk__check_last_failure, rsc->cluster); } else { pcmk__op_digest_t *digest_data = NULL; digest_data = rsc_action_digest_cmp(rsc, xml_op, node, rsc->cluster); switch (digest_data->rc) { case pcmk__digest_unknown: crm_trace("Resource %s history entry %s on %s" " has no digest to compare", rsc->id, pe__xe_history_key(xml_op), node->details->id); break; case pcmk__digest_match: break; default: return TRUE; } } } return FALSE; } // Order action after fencing of remote node, given connection rsc static void order_after_remote_fencing(pcmk_action_t *action, pcmk_resource_t *remote_conn, pcmk_scheduler_t *scheduler) { pcmk_node_t *remote_node = pe_find_node(scheduler->nodes, remote_conn->id); if (remote_node) { pcmk_action_t *fence = pe_fence_op(remote_node, NULL, TRUE, NULL, FALSE, scheduler); order_actions(fence, action, pcmk__ar_first_implies_then); } } static bool should_ignore_failure_timeout(const pcmk_resource_t *rsc, const char *task, guint interval_ms, bool is_last_failure) { /* Clearing failures of recurring monitors has special concerns. The * executor reports only changes in the monitor result, so if the * monitor is still active and still getting the same failure result, * that will go undetected after the failure is cleared. * * Also, the operation history will have the time when the recurring * monitor result changed to the given code, not the time when the * result last happened. * * @TODO We probably should clear such failures only when the failure * timeout has passed since the last occurrence of the failed result. * However we don't record that information. We could maybe approximate * that by clearing only if there is a more recent successful monitor or * stop result, but we don't even have that information at this point * since we are still unpacking the resource's operation history. * * This is especially important for remote connection resources with a * reconnect interval, so in that case, we skip clearing failures * if the remote node hasn't been fenced. */ if (rsc->remote_reconnect_ms && pcmk_is_set(rsc->cluster->flags, pcmk_sched_fencing_enabled) && (interval_ms != 0) && pcmk__str_eq(task, PCMK_ACTION_MONITOR, pcmk__str_casei)) { pcmk_node_t *remote_node = pe_find_node(rsc->cluster->nodes, rsc->id); if (remote_node && !remote_node->details->remote_was_fenced) { if (is_last_failure) { crm_info("Waiting to clear monitor failure for remote node %s" " until fencing has occurred", rsc->id); } return TRUE; } } return FALSE; } /*! * \internal * \brief Check operation age and schedule failure clearing when appropriate * * This function has two distinct purposes. The first is to check whether an * operation history entry is expired (i.e. the resource has a failure timeout, * the entry is older than the timeout, and the resource either has no fail * count or its fail count is entirely older than the timeout). The second is to * schedule fail count clearing when appropriate (i.e. the operation is expired * and either the resource has an expired fail count or the operation is a * last_failure for a remote connection resource with a reconnect interval, * or the operation is a last_failure for a start or monitor operation and the * resource's parameters have changed since the operation). * * \param[in,out] history Parsed action result history * * \return true if operation history entry is expired, otherwise false */ static bool check_operation_expiry(struct action_history *history) { bool expired = false; bool is_last_failure = pcmk__ends_with(history->id, "_last_failure_0"); time_t last_run = 0; int unexpired_fail_count = 0; const char *clear_reason = NULL; if (history->execution_status == PCMK_EXEC_NOT_INSTALLED) { pcmk__rsc_trace(history->rsc, "Resource history entry %s on %s is not expired: " "Not Installed does not expire", history->id, pe__node_name(history->node)); return false; // "Not installed" must always be cleared manually } if ((history->rsc->failure_timeout > 0) && (crm_element_value_epoch(history->xml, XML_RSC_OP_LAST_CHANGE, &last_run) == 0)) { // Resource has a failure-timeout, and history entry has a timestamp time_t now = get_effective_time(history->rsc->cluster); time_t last_failure = 0; // Is this particular operation history older than the failure timeout? if ((now >= (last_run + history->rsc->failure_timeout)) && !should_ignore_failure_timeout(history->rsc, history->task, history->interval_ms, is_last_failure)) { expired = true; } // Does the resource as a whole have an unexpired fail count? unexpired_fail_count = pe_get_failcount(history->node, history->rsc, &last_failure, pcmk__fc_effective, history->xml); // Update scheduler recheck time according to *last* failure crm_trace("%s@%lld is %sexpired @%lld with unexpired_failures=%d timeout=%ds" " last-failure@%lld", history->id, (long long) last_run, (expired? "" : "not "), (long long) now, unexpired_fail_count, history->rsc->failure_timeout, (long long) last_failure); last_failure += history->rsc->failure_timeout + 1; if (unexpired_fail_count && (now < last_failure)) { pe__update_recheck_time(last_failure, history->rsc->cluster, "fail count expiration"); } } if (expired) { if (pe_get_failcount(history->node, history->rsc, NULL, pcmk__fc_default, history->xml)) { // There is a fail count ignoring timeout if (unexpired_fail_count == 0) { // There is no fail count considering timeout clear_reason = "it expired"; } else { /* This operation is old, but there is an unexpired fail count. * In a properly functioning cluster, this should only be * possible if this operation is not a failure (otherwise the * fail count should be expired too), so this is really just a * failsafe. */ pcmk__rsc_trace(history->rsc, "Resource history entry %s on %s is not " "expired: Unexpired fail count", history->id, pe__node_name(history->node)); expired = false; } } else if (is_last_failure && (history->rsc->remote_reconnect_ms != 0)) { /* Clear any expired last failure when reconnect interval is set, * even if there is no fail count. */ clear_reason = "reconnect interval is set"; } } if (!expired && is_last_failure && should_clear_for_param_change(history->xml, history->task, history->rsc, history->node)) { clear_reason = "resource parameters have changed"; } if (clear_reason != NULL) { pcmk_action_t *clear_op = NULL; // Schedule clearing of the fail count clear_op = pe__clear_failcount(history->rsc, history->node, clear_reason, history->rsc->cluster); if (pcmk_is_set(history->rsc->cluster->flags, pcmk_sched_fencing_enabled) && (history->rsc->remote_reconnect_ms != 0)) { /* If we're clearing a remote connection due to a reconnect * interval, we want to wait until any scheduled fencing * completes. * * We could limit this to remote_node->details->unclean, but at * this point, that's always true (it won't be reliable until * after unpack_node_history() is done). */ crm_info("Clearing %s failure will wait until any scheduled " "fencing of %s completes", history->task, history->rsc->id); order_after_remote_fencing(clear_op, history->rsc, history->rsc->cluster); } } if (expired && (history->interval_ms == 0) && pcmk__str_eq(history->task, PCMK_ACTION_MONITOR, pcmk__str_none)) { switch (history->exit_status) { case PCMK_OCF_OK: case PCMK_OCF_NOT_RUNNING: case PCMK_OCF_RUNNING_PROMOTED: case PCMK_OCF_DEGRADED: case PCMK_OCF_DEGRADED_PROMOTED: // Don't expire probes that return these values pcmk__rsc_trace(history->rsc, "Resource history entry %s on %s is not " "expired: Probe result", history->id, pe__node_name(history->node)); expired = false; break; } } return expired; } int pe__target_rc_from_xml(const xmlNode *xml_op) { int target_rc = 0; const char *key = crm_element_value(xml_op, XML_ATTR_TRANSITION_KEY); if (key == NULL) { return -1; } decode_transition_key(key, NULL, NULL, NULL, &target_rc); return target_rc; } /*! * \internal * \brief Update a resource's state for an action result * * \param[in,out] history Parsed action history entry * \param[in] exit_status Exit status to base new state on * \param[in] last_failure Resource's last_failure entry, if known * \param[in,out] on_fail Resource's current failure handling */ static void update_resource_state(struct action_history *history, int exit_status, const xmlNode *last_failure, enum action_fail_response *on_fail) { bool clear_past_failure = false; if ((exit_status == PCMK_OCF_NOT_INSTALLED) || (!pe_rsc_is_bundled(history->rsc) && pcmk_xe_mask_probe_failure(history->xml))) { history->rsc->role = pcmk_role_stopped; } else if (exit_status == PCMK_OCF_NOT_RUNNING) { clear_past_failure = true; } else if (pcmk__str_eq(history->task, PCMK_ACTION_MONITOR, pcmk__str_none)) { if ((last_failure != NULL) && pcmk__str_eq(history->key, pe__xe_history_key(last_failure), pcmk__str_none)) { clear_past_failure = true; } if (history->rsc->role < pcmk_role_started) { set_active(history->rsc); } } else if (pcmk__str_eq(history->task, PCMK_ACTION_START, pcmk__str_none)) { history->rsc->role = pcmk_role_started; clear_past_failure = true; } else if (pcmk__str_eq(history->task, PCMK_ACTION_STOP, pcmk__str_none)) { history->rsc->role = pcmk_role_stopped; clear_past_failure = true; } else if (pcmk__str_eq(history->task, PCMK_ACTION_PROMOTE, pcmk__str_none)) { history->rsc->role = pcmk_role_promoted; clear_past_failure = true; } else if (pcmk__str_eq(history->task, PCMK_ACTION_DEMOTE, pcmk__str_none)) { if (*on_fail == pcmk_on_fail_demote) { // Demote clears an error only if on-fail=demote clear_past_failure = true; } history->rsc->role = pcmk_role_unpromoted; } else if (pcmk__str_eq(history->task, PCMK_ACTION_MIGRATE_FROM, pcmk__str_none)) { history->rsc->role = pcmk_role_started; clear_past_failure = true; } else if (pcmk__str_eq(history->task, PCMK_ACTION_MIGRATE_TO, pcmk__str_none)) { unpack_migrate_to_success(history); } else if (history->rsc->role < pcmk_role_started) { pcmk__rsc_trace(history->rsc, "%s active on %s", history->rsc->id, pe__node_name(history->node)); set_active(history->rsc); } if (!clear_past_failure) { return; } switch (*on_fail) { case pcmk_on_fail_stop: case pcmk_on_fail_ban: case pcmk_on_fail_standby_node: case pcmk_on_fail_fence_node: pcmk__rsc_trace(history->rsc, "%s (%s) is not cleared by a completed %s", history->rsc->id, fail2text(*on_fail), history->task); break; case pcmk_on_fail_block: case pcmk_on_fail_ignore: case pcmk_on_fail_demote: case pcmk_on_fail_restart: case pcmk_on_fail_restart_container: *on_fail = pcmk_on_fail_ignore; pe__set_next_role(history->rsc, pcmk_role_unknown, "clear past failures"); break; case pcmk_on_fail_reset_remote: if (history->rsc->remote_reconnect_ms == 0) { /* With no reconnect interval, the connection is allowed to * start again after the remote node is fenced and * completely stopped. (With a reconnect interval, we wait * for the failure to be cleared entirely before attempting * to reconnect.) */ *on_fail = pcmk_on_fail_ignore; pe__set_next_role(history->rsc, pcmk_role_unknown, "clear past failures and reset remote"); } break; } } /*! * \internal * \brief Check whether a given history entry matters for resource state * * \param[in] history Parsed action history entry * * \return true if action can affect resource state, otherwise false */ static inline bool can_affect_state(struct action_history *history) { #if 0 /* @COMPAT It might be better to parse only actions we know we're interested * in, rather than exclude a couple we don't. However that would be a * behavioral change that should be done at a major or minor series release. * Currently, unknown operations can affect whether a resource is considered * active and/or failed. */ return pcmk__str_any_of(history->task, PCMK_ACTION_MONITOR, PCMK_ACTION_START, PCMK_ACTION_STOP, PCMK_ACTION_PROMOTE, PCMK_ACTION_DEMOTE, PCMK_ACTION_MIGRATE_TO, PCMK_ACTION_MIGRATE_FROM, "asyncmon", NULL); #else return !pcmk__str_any_of(history->task, PCMK_ACTION_NOTIFY, PCMK_ACTION_META_DATA, NULL); #endif } /*! * \internal * \brief Unpack execution/exit status and exit reason from a history entry * * \param[in,out] history Action history entry to unpack * * \return Standard Pacemaker return code */ static int unpack_action_result(struct action_history *history) { if ((crm_element_value_int(history->xml, XML_LRM_ATTR_OPSTATUS, &(history->execution_status)) < 0) || (history->execution_status < PCMK_EXEC_PENDING) || (history->execution_status > PCMK_EXEC_MAX) || (history->execution_status == PCMK_EXEC_CANCELLED)) { pcmk__config_err("Ignoring resource history entry %s for %s on %s " "with invalid " XML_LRM_ATTR_OPSTATUS " '%s'", history->id, history->rsc->id, pe__node_name(history->node), pcmk__s(crm_element_value(history->xml, XML_LRM_ATTR_OPSTATUS), "")); return pcmk_rc_unpack_error; } if ((crm_element_value_int(history->xml, XML_LRM_ATTR_RC, &(history->exit_status)) < 0) || (history->exit_status < 0) || (history->exit_status > CRM_EX_MAX)) { #if 0 /* @COMPAT We should ignore malformed entries, but since that would * change behavior, it should be done at a major or minor series * release. */ pcmk__config_err("Ignoring resource history entry %s for %s on %s " "with invalid " XML_LRM_ATTR_RC " '%s'", history->id, history->rsc->id, pe__node_name(history->node), pcmk__s(crm_element_value(history->xml, XML_LRM_ATTR_RC), "")); return pcmk_rc_unpack_error; #else history->exit_status = CRM_EX_ERROR; #endif } history->exit_reason = crm_element_value(history->xml, XML_LRM_ATTR_EXIT_REASON); return pcmk_rc_ok; } /*! * \internal * \brief Process an action history entry whose result expired * * \param[in,out] history Parsed action history entry * \param[in] orig_exit_status Action exit status before remapping * * \return Standard Pacemaker return code (in particular, pcmk_rc_ok means the * entry needs no further processing) */ static int process_expired_result(struct action_history *history, int orig_exit_status) { if (!pe_rsc_is_bundled(history->rsc) && pcmk_xe_mask_probe_failure(history->xml) && (orig_exit_status != history->expected_exit_status)) { if (history->rsc->role <= pcmk_role_stopped) { history->rsc->role = pcmk_role_unknown; } crm_trace("Ignoring resource history entry %s for probe of %s on %s: " "Masked failure expired", history->id, history->rsc->id, pe__node_name(history->node)); return pcmk_rc_ok; } if (history->exit_status == history->expected_exit_status) { return pcmk_rc_undetermined; // Only failures expire } if (history->interval_ms == 0) { crm_notice("Ignoring resource history entry %s for %s of %s on %s: " "Expired failure", history->id, history->task, history->rsc->id, pe__node_name(history->node)); return pcmk_rc_ok; } if (history->node->details->online && !history->node->details->unclean) { /* Reschedule the recurring action. schedule_cancel() won't work at * this stage, so as a hacky workaround, forcibly change the restart * digest so pcmk__check_action_config() does what we want later. * * @TODO We should skip this if there is a newer successful monitor. * Also, this causes rescheduling only if the history entry * has an op-digest (which the expire-non-blocked-failure * scheduler regression test doesn't, but that may not be a * realistic scenario in production). */ crm_notice("Rescheduling %s-interval %s of %s on %s " "after failure expired", pcmk__readable_interval(history->interval_ms), history->task, history->rsc->id, pe__node_name(history->node)); crm_xml_add(history->xml, XML_LRM_ATTR_RESTART_DIGEST, "calculated-failure-timeout"); return pcmk_rc_ok; } return pcmk_rc_undetermined; } /*! * \internal * \brief Process a masked probe failure * * \param[in,out] history Parsed action history entry * \param[in] orig_exit_status Action exit status before remapping * \param[in] last_failure Resource's last_failure entry, if known * \param[in,out] on_fail Resource's current failure handling */ static void mask_probe_failure(struct action_history *history, int orig_exit_status, const xmlNode *last_failure, enum action_fail_response *on_fail) { pcmk_resource_t *ban_rsc = history->rsc; if (!pcmk_is_set(history->rsc->flags, pcmk_rsc_unique)) { ban_rsc = uber_parent(history->rsc); } crm_notice("Treating probe result '%s' for %s on %s as 'not running'", services_ocf_exitcode_str(orig_exit_status), history->rsc->id, pe__node_name(history->node)); update_resource_state(history, history->expected_exit_status, last_failure, on_fail); crm_xml_add(history->xml, XML_ATTR_UNAME, history->node->details->uname); record_failed_op(history); resource_location(ban_rsc, history->node, -INFINITY, "masked-probe-failure", history->rsc->cluster); } /*! * \internal Check whether a given failure is for a given pending action * * \param[in] history Parsed history entry for pending action * \param[in] last_failure Resource's last_failure entry, if known * * \return true if \p last_failure is failure of pending action in \p history, * otherwise false * \note Both \p history and \p last_failure must come from the same * lrm_resource block, as node and resource are assumed to be the same. */ static bool failure_is_newer(const struct action_history *history, const xmlNode *last_failure) { guint failure_interval_ms = 0U; long long failure_change = 0LL; long long this_change = 0LL; if (last_failure == NULL) { return false; // Resource has no last_failure entry } if (!pcmk__str_eq(history->task, crm_element_value(last_failure, XML_LRM_ATTR_TASK), pcmk__str_none)) { return false; // last_failure is for different action } if ((crm_element_value_ms(last_failure, XML_LRM_ATTR_INTERVAL_MS, &failure_interval_ms) != pcmk_ok) || (history->interval_ms != failure_interval_ms)) { return false; // last_failure is for action with different interval } if ((pcmk__scan_ll(crm_element_value(history->xml, XML_RSC_OP_LAST_CHANGE), &this_change, 0LL) != pcmk_rc_ok) || (pcmk__scan_ll(crm_element_value(last_failure, XML_RSC_OP_LAST_CHANGE), &failure_change, 0LL) != pcmk_rc_ok) || (failure_change < this_change)) { return false; // Failure is not known to be newer } return true; } /*! * \internal * \brief Update a resource's role etc. for a pending action * * \param[in,out] history Parsed history entry for pending action * \param[in] last_failure Resource's last_failure entry, if known */ static void process_pending_action(struct action_history *history, const xmlNode *last_failure) { /* For recurring monitors, a failure is recorded only in RSC_last_failure_0, * and there might be a RSC_monitor_INTERVAL entry with the last successful * or pending result. * * If last_failure contains the failure of the pending recurring monitor * we're processing here, and is newer, the action is no longer pending. * (Pending results have call ID -1, which sorts last, so the last failure * if any should be known.) */ if (failure_is_newer(history, last_failure)) { return; } if (strcmp(history->task, PCMK_ACTION_START) == 0) { pe__set_resource_flags(history->rsc, pcmk_rsc_start_pending); set_active(history->rsc); } else if (strcmp(history->task, PCMK_ACTION_PROMOTE) == 0) { history->rsc->role = pcmk_role_promoted; } else if ((strcmp(history->task, PCMK_ACTION_MIGRATE_TO) == 0) && history->node->details->unclean) { /* A migrate_to action is pending on a unclean source, so force a stop * on the target. */ const char *migrate_target = NULL; pcmk_node_t *target = NULL; migrate_target = crm_element_value(history->xml, XML_LRM_ATTR_MIGRATE_TARGET); target = pe_find_node(history->rsc->cluster->nodes, migrate_target); if (target != NULL) { stop_action(history->rsc, target, FALSE); } } if (history->rsc->pending_task != NULL) { /* There should never be multiple pending actions, but as a failsafe, * just remember the first one processed for display purposes. */ return; } if (pcmk_is_probe(history->task, history->interval_ms)) { /* Pending probes are currently never displayed, even if pending * operations are requested. If we ever want to change that, * enable the below and the corresponding part of * native.c:native_pending_task(). */ #if 0 history->rsc->pending_task = strdup("probe"); history->rsc->pending_node = history->node; #endif } else { history->rsc->pending_task = strdup(history->task); history->rsc->pending_node = history->node; } } static void unpack_rsc_op(pcmk_resource_t *rsc, pcmk_node_t *node, xmlNode *xml_op, xmlNode **last_failure, enum action_fail_response *on_fail) { int old_rc = 0; bool expired = false; pcmk_resource_t *parent = rsc; enum rsc_role_e fail_role = pcmk_role_unknown; enum action_fail_response failure_strategy = pcmk_on_fail_restart; struct action_history history = { .rsc = rsc, .node = node, .xml = xml_op, .execution_status = PCMK_EXEC_UNKNOWN, }; CRM_CHECK(rsc && node && xml_op, return); history.id = ID(xml_op); if (history.id == NULL) { pcmk__config_err("Ignoring resource history entry for %s on %s " "without ID", rsc->id, pe__node_name(node)); return; } // Task and interval history.task = crm_element_value(xml_op, XML_LRM_ATTR_TASK); if (history.task == NULL) { pcmk__config_err("Ignoring resource history entry %s for %s on %s " "without " XML_LRM_ATTR_TASK, history.id, rsc->id, pe__node_name(node)); return; } crm_element_value_ms(xml_op, XML_LRM_ATTR_INTERVAL_MS, &(history.interval_ms)); if (!can_affect_state(&history)) { pcmk__rsc_trace(rsc, "Ignoring resource history entry %s for %s on %s " "with irrelevant action '%s'", history.id, rsc->id, pe__node_name(node), history.task); return; } if (unpack_action_result(&history) != pcmk_rc_ok) { return; // Error already logged } history.expected_exit_status = pe__target_rc_from_xml(xml_op); history.key = pe__xe_history_key(xml_op); crm_element_value_int(xml_op, XML_LRM_ATTR_CALLID, &(history.call_id)); pcmk__rsc_trace(rsc, "Unpacking %s (%s call %d on %s): %s (%s)", history.id, history.task, history.call_id, pe__node_name(node), pcmk_exec_status_str(history.execution_status), crm_exit_str(history.exit_status)); if (node->details->unclean) { pcmk__rsc_trace(rsc, "%s is running on %s, which is unclean (further action " "depends on value of stop's on-fail attribute)", rsc->id, pe__node_name(node)); } expired = check_operation_expiry(&history); old_rc = history.exit_status; remap_operation(&history, on_fail, expired); if (expired && (process_expired_result(&history, old_rc) == pcmk_rc_ok)) { goto done; } if (!pe_rsc_is_bundled(rsc) && pcmk_xe_mask_probe_failure(xml_op)) { mask_probe_failure(&history, old_rc, *last_failure, on_fail); goto done; } if (!pcmk_is_set(rsc->flags, pcmk_rsc_unique)) { parent = uber_parent(rsc); } switch (history.execution_status) { case PCMK_EXEC_PENDING: process_pending_action(&history, *last_failure); goto done; case PCMK_EXEC_DONE: update_resource_state(&history, history.exit_status, *last_failure, on_fail); goto done; case PCMK_EXEC_NOT_INSTALLED: unpack_failure_handling(&history, &failure_strategy, &fail_role); if (failure_strategy == pcmk_on_fail_ignore) { crm_warn("Cannot ignore failed %s of %s on %s: " "Resource agent doesn't exist " CRM_XS " status=%d rc=%d id=%s", history.task, rsc->id, pe__node_name(node), history.execution_status, history.exit_status, history.id); /* Also for printing it as "FAILED" by marking it as * pcmk_rsc_failed later */ *on_fail = pcmk_on_fail_ban; } resource_location(parent, node, -INFINITY, "hard-error", rsc->cluster); unpack_rsc_op_failure(&history, failure_strategy, fail_role, last_failure, on_fail); goto done; case PCMK_EXEC_NOT_CONNECTED: if (pe__is_guest_or_remote_node(node) && pcmk_is_set(node->details->remote_rsc->flags, pcmk_rsc_managed)) { /* We should never get into a situation where a managed remote * connection resource is considered OK but a resource action * behind the connection gets a "not connected" status. But as a * fail-safe in case a bug or unusual circumstances do lead to * that, ensure the remote connection is considered failed. */ pe__set_resource_flags(node->details->remote_rsc, pcmk_rsc_failed|pcmk_rsc_stop_if_failed); } break; // Not done, do error handling case PCMK_EXEC_ERROR: case PCMK_EXEC_ERROR_HARD: case PCMK_EXEC_ERROR_FATAL: case PCMK_EXEC_TIMEOUT: case PCMK_EXEC_NOT_SUPPORTED: case PCMK_EXEC_INVALID: break; // Not done, do error handling default: // No other value should be possible at this point break; } unpack_failure_handling(&history, &failure_strategy, &fail_role); if ((failure_strategy == pcmk_on_fail_ignore) || ((failure_strategy == pcmk_on_fail_restart_container) && (strcmp(history.task, PCMK_ACTION_STOP) == 0))) { char *last_change_s = last_change_str(xml_op); crm_warn("Pretending failed %s (%s%s%s) of %s on %s at %s succeeded " CRM_XS " %s", history.task, services_ocf_exitcode_str(history.exit_status), (pcmk__str_empty(history.exit_reason)? "" : ": "), pcmk__s(history.exit_reason, ""), rsc->id, pe__node_name(node), last_change_s, history.id); free(last_change_s); update_resource_state(&history, history.expected_exit_status, *last_failure, on_fail); crm_xml_add(xml_op, XML_ATTR_UNAME, node->details->uname); pe__set_resource_flags(rsc, pcmk_rsc_ignore_failure); record_failed_op(&history); if ((failure_strategy == pcmk_on_fail_restart_container) && cmp_on_fail(*on_fail, pcmk_on_fail_restart) <= 0) { *on_fail = failure_strategy; } } else { unpack_rsc_op_failure(&history, failure_strategy, fail_role, last_failure, on_fail); if (history.execution_status == PCMK_EXEC_ERROR_HARD) { uint8_t log_level = LOG_ERR; if (history.exit_status == PCMK_OCF_NOT_INSTALLED) { log_level = LOG_NOTICE; } do_crm_log(log_level, "Preventing %s from restarting on %s because " "of hard failure (%s%s%s) " CRM_XS " %s", parent->id, pe__node_name(node), services_ocf_exitcode_str(history.exit_status), (pcmk__str_empty(history.exit_reason)? "" : ": "), pcmk__s(history.exit_reason, ""), history.id); resource_location(parent, node, -INFINITY, "hard-error", rsc->cluster); } else if (history.execution_status == PCMK_EXEC_ERROR_FATAL) { pcmk__sched_err("Preventing %s from restarting anywhere because " "of fatal failure (%s%s%s) " CRM_XS " %s", parent->id, services_ocf_exitcode_str(history.exit_status), (pcmk__str_empty(history.exit_reason)? "" : ": "), pcmk__s(history.exit_reason, ""), history.id); resource_location(parent, NULL, -INFINITY, "fatal-error", rsc->cluster); } } done: pcmk__rsc_trace(rsc, "%s role on %s after %s is %s (next %s)", rsc->id, pe__node_name(node), history.id, role2text(rsc->role), role2text(rsc->next_role)); } static void add_node_attrs(const xmlNode *xml_obj, pcmk_node_t *node, bool overwrite, pcmk_scheduler_t *scheduler) { const char *cluster_name = NULL; pe_rule_eval_data_t rule_data = { .node_hash = NULL, .role = pcmk_role_unknown, .now = scheduler->now, .match_data = NULL, .rsc_data = NULL, .op_data = NULL }; g_hash_table_insert(node->details->attrs, strdup(CRM_ATTR_UNAME), strdup(node->details->uname)); g_hash_table_insert(node->details->attrs, strdup(CRM_ATTR_ID), strdup(node->details->id)); if (pcmk__str_eq(node->details->id, scheduler->dc_uuid, pcmk__str_casei)) { scheduler->dc_node = node; node->details->is_dc = TRUE; g_hash_table_insert(node->details->attrs, strdup(CRM_ATTR_IS_DC), strdup(XML_BOOLEAN_TRUE)); } else { g_hash_table_insert(node->details->attrs, strdup(CRM_ATTR_IS_DC), strdup(XML_BOOLEAN_FALSE)); } cluster_name = g_hash_table_lookup(scheduler->config_hash, PCMK_OPT_CLUSTER_NAME); if (cluster_name) { g_hash_table_insert(node->details->attrs, strdup(CRM_ATTR_CLUSTER_NAME), strdup(cluster_name)); } pe__unpack_dataset_nvpairs(xml_obj, XML_TAG_ATTR_SETS, &rule_data, node->details->attrs, NULL, overwrite, scheduler); pe__unpack_dataset_nvpairs(xml_obj, XML_TAG_UTILIZATION, &rule_data, node->details->utilization, NULL, FALSE, scheduler); if (pe_node_attribute_raw(node, CRM_ATTR_SITE_NAME) == NULL) { const char *site_name = pe_node_attribute_raw(node, "site-name"); if (site_name) { g_hash_table_insert(node->details->attrs, strdup(CRM_ATTR_SITE_NAME), strdup(site_name)); } else if (cluster_name) { /* Default to cluster-name if unset */ g_hash_table_insert(node->details->attrs, strdup(CRM_ATTR_SITE_NAME), strdup(cluster_name)); } } } static GList * extract_operations(const char *node, const char *rsc, xmlNode * rsc_entry, gboolean active_filter) { int counter = -1; int stop_index = -1; int start_index = -1; xmlNode *rsc_op = NULL; GList *gIter = NULL; GList *op_list = NULL; GList *sorted_op_list = NULL; /* extract operations */ op_list = NULL; sorted_op_list = NULL; for (rsc_op = pcmk__xe_first_child(rsc_entry); rsc_op != NULL; rsc_op = pcmk__xe_next(rsc_op)) { if (pcmk__str_eq((const char *)rsc_op->name, XML_LRM_TAG_RSC_OP, pcmk__str_none)) { crm_xml_add(rsc_op, "resource", rsc); crm_xml_add(rsc_op, XML_ATTR_UNAME, node); op_list = g_list_prepend(op_list, rsc_op); } } if (op_list == NULL) { /* if there are no operations, there is nothing to do */ return NULL; } sorted_op_list = g_list_sort(op_list, sort_op_by_callid); /* create active recurring operations as optional */ if (active_filter == FALSE) { return sorted_op_list; } op_list = NULL; calculate_active_ops(sorted_op_list, &start_index, &stop_index); for (gIter = sorted_op_list; gIter != NULL; gIter = gIter->next) { xmlNode *rsc_op = (xmlNode *) gIter->data; counter++; if (start_index < stop_index) { crm_trace("Skipping %s: not active", ID(rsc_entry)); break; } else if (counter < start_index) { crm_trace("Skipping %s: old", ID(rsc_op)); continue; } op_list = g_list_append(op_list, rsc_op); } g_list_free(sorted_op_list); return op_list; } GList * find_operations(const char *rsc, const char *node, gboolean active_filter, pcmk_scheduler_t *scheduler) { GList *output = NULL; GList *intermediate = NULL; xmlNode *tmp = NULL; xmlNode *status = find_xml_node(scheduler->input, XML_CIB_TAG_STATUS, TRUE); pcmk_node_t *this_node = NULL; xmlNode *node_state = NULL; for (node_state = pcmk__xe_first_child(status); node_state != NULL; node_state = pcmk__xe_next(node_state)) { if (pcmk__str_eq((const char *)node_state->name, XML_CIB_TAG_STATE, pcmk__str_none)) { const char *uname = crm_element_value(node_state, XML_ATTR_UNAME); if (node != NULL && !pcmk__str_eq(uname, node, pcmk__str_casei)) { continue; } this_node = pe_find_node(scheduler->nodes, uname); if(this_node == NULL) { CRM_LOG_ASSERT(this_node != NULL); continue; } else if (pe__is_guest_or_remote_node(this_node)) { determine_remote_online_status(scheduler, this_node); } else { determine_online_status(node_state, this_node, scheduler); } if (this_node->details->online || pcmk_is_set(scheduler->flags, pcmk_sched_fencing_enabled)) { /* offline nodes run no resources... * unless stonith is enabled in which case we need to * make sure rsc start events happen after the stonith */ xmlNode *lrm_rsc = NULL; tmp = find_xml_node(node_state, XML_CIB_TAG_LRM, FALSE); tmp = find_xml_node(tmp, XML_LRM_TAG_RESOURCES, FALSE); for (lrm_rsc = pcmk__xe_first_child(tmp); lrm_rsc != NULL; lrm_rsc = pcmk__xe_next(lrm_rsc)) { if (pcmk__str_eq((const char *)lrm_rsc->name, XML_LRM_TAG_RESOURCE, pcmk__str_none)) { const char *rsc_id = crm_element_value(lrm_rsc, PCMK_XA_ID); if (rsc != NULL && !pcmk__str_eq(rsc_id, rsc, pcmk__str_casei)) { continue; } intermediate = extract_operations(uname, rsc_id, lrm_rsc, active_filter); output = g_list_concat(output, intermediate); } } } } } return output; } diff --git a/lib/pengine/utils.c b/lib/pengine/utils.c index 3a9dc367ed..1084356d7f 100644 --- a/lib/pengine/utils.c +++ b/lib/pengine/utils.c @@ -1,913 +1,913 @@ /* - * Copyright 2004-2023 the Pacemaker project contributors + * Copyright 2004-2024 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include "pe_status_private.h" extern bool pcmk__is_daemon; gboolean ghash_free_str_str(gpointer key, gpointer value, gpointer user_data); /*! * \internal * \brief Check whether we can fence a particular node * * \param[in] scheduler Scheduler data * \param[in] node Name of node to check * * \return true if node can be fenced, false otherwise */ bool pe_can_fence(const pcmk_scheduler_t *scheduler, const pcmk_node_t *node) { if (pe__is_guest_node(node)) { /* Guest nodes are fenced by stopping their container resource. We can * do that if the container's host is either online or fenceable. */ pcmk_resource_t *rsc = node->details->remote_rsc->container; for (GList *n = rsc->running_on; n != NULL; n = n->next) { pcmk_node_t *container_node = n->data; if (!container_node->details->online && !pe_can_fence(scheduler, container_node)) { return false; } } return true; } else if (!pcmk_is_set(scheduler->flags, pcmk_sched_fencing_enabled)) { return false; /* Turned off */ } else if (!pcmk_is_set(scheduler->flags, pcmk_sched_have_fencing)) { return false; /* No devices */ } else if (pcmk_is_set(scheduler->flags, pcmk_sched_quorate)) { return true; } else if (scheduler->no_quorum_policy == pcmk_no_quorum_ignore) { return true; } else if(node == NULL) { return false; } else if(node->details->online) { crm_notice("We can fence %s without quorum because they're in our membership", pe__node_name(node)); return true; } crm_trace("Cannot fence %s", pe__node_name(node)); return false; } /*! * \internal * \brief Copy a node object * * \param[in] this_node Node object to copy * * \return Newly allocated shallow copy of this_node * \note This function asserts on errors and is guaranteed to return non-NULL. */ pcmk_node_t * pe__copy_node(const pcmk_node_t *this_node) { pcmk_node_t *new_node = NULL; CRM_ASSERT(this_node != NULL); new_node = calloc(1, sizeof(pcmk_node_t)); CRM_ASSERT(new_node != NULL); new_node->rsc_discover_mode = this_node->rsc_discover_mode; new_node->weight = this_node->weight; new_node->fixed = this_node->fixed; // @COMPAT deprecated and unused new_node->count = this_node->count; new_node->details = this_node->details; return new_node; } /*! * \internal * \brief Create a node hash table from a node list * * \param[in] list Node list * * \return Hash table equivalent of node list */ GHashTable * pe__node_list2table(const GList *list) { GHashTable *result = NULL; result = pcmk__strkey_table(NULL, free); for (const GList *gIter = list; gIter != NULL; gIter = gIter->next) { pcmk_node_t *new_node = NULL; new_node = pe__copy_node((const pcmk_node_t *) gIter->data); g_hash_table_insert(result, (gpointer) new_node->details->id, new_node); } return result; } /*! * \internal * \brief Compare two nodes by name, with numeric portions sorted numerically * * Sort two node names case-insensitively like strcasecmp(), but with any * numeric portions of the name sorted numerically. For example, "node10" will * sort higher than "node9" but lower than "remotenode9". * * \param[in] a First node to compare (can be \c NULL) * \param[in] b Second node to compare (can be \c NULL) * * \retval -1 \c a comes before \c b (or \c a is \c NULL and \c b is not) * \retval 0 \c a and \c b are equal (or both are \c NULL) * \retval 1 \c a comes after \c b (or \c b is \c NULL and \c a is not) */ gint pe__cmp_node_name(gconstpointer a, gconstpointer b) { const pcmk_node_t *node1 = (const pcmk_node_t *) a; const pcmk_node_t *node2 = (const pcmk_node_t *) b; if ((node1 == NULL) && (node2 == NULL)) { return 0; } if (node1 == NULL) { return -1; } if (node2 == NULL) { return 1; } return pcmk__numeric_strcasecmp(node1->details->uname, node2->details->uname); } /*! * \internal * \brief Output node weights to stdout * * \param[in] rsc Use allowed nodes for this resource * \param[in] comment Text description to prefix lines with * \param[in] nodes If rsc is not specified, use these nodes * \param[in,out] scheduler Scheduler data */ static void pe__output_node_weights(const pcmk_resource_t *rsc, const char *comment, GHashTable *nodes, pcmk_scheduler_t *scheduler) { pcmk__output_t *out = scheduler->priv; // Sort the nodes so the output is consistent for regression tests GList *list = g_list_sort(g_hash_table_get_values(nodes), pe__cmp_node_name); for (const GList *gIter = list; gIter != NULL; gIter = gIter->next) { const pcmk_node_t *node = (const pcmk_node_t *) gIter->data; out->message(out, "node-weight", rsc, comment, node->details->uname, pcmk_readable_score(node->weight)); } g_list_free(list); } /*! * \internal * \brief Log node weights at trace level * * \param[in] file Caller's filename * \param[in] function Caller's function name * \param[in] line Caller's line number * \param[in] rsc If not NULL, include this resource's ID in logs * \param[in] comment Text description to prefix lines with * \param[in] nodes Nodes whose scores should be logged */ static void pe__log_node_weights(const char *file, const char *function, int line, const pcmk_resource_t *rsc, const char *comment, GHashTable *nodes) { GHashTableIter iter; pcmk_node_t *node = NULL; // Don't waste time if we're not tracing at this point pcmk__if_tracing({}, return); g_hash_table_iter_init(&iter, nodes); while (g_hash_table_iter_next(&iter, NULL, (void **) &node)) { if (rsc) { qb_log_from_external_source(function, file, "%s: %s allocation score on %s: %s", LOG_TRACE, line, 0, comment, rsc->id, pe__node_name(node), pcmk_readable_score(node->weight)); } else { qb_log_from_external_source(function, file, "%s: %s = %s", LOG_TRACE, line, 0, comment, pe__node_name(node), pcmk_readable_score(node->weight)); } } } /*! * \internal * \brief Log or output node weights * * \param[in] file Caller's filename * \param[in] function Caller's function name * \param[in] line Caller's line number * \param[in] to_log Log if true, otherwise output * \param[in] rsc If not NULL, use this resource's ID in logs, * and show scores recursively for any children * \param[in] comment Text description to prefix lines with * \param[in] nodes Nodes whose scores should be shown * \param[in,out] scheduler Scheduler data */ void pe__show_node_scores_as(const char *file, const char *function, int line, bool to_log, const pcmk_resource_t *rsc, const char *comment, GHashTable *nodes, pcmk_scheduler_t *scheduler) { if ((rsc != NULL) && pcmk_is_set(rsc->flags, pcmk_rsc_removed)) { // Don't show allocation scores for orphans return; } if (nodes == NULL) { // Nothing to show return; } if (to_log) { pe__log_node_weights(file, function, line, rsc, comment, nodes); } else { pe__output_node_weights(rsc, comment, nodes, scheduler); } // If this resource has children, repeat recursively for each if (rsc && rsc->children) { for (GList *gIter = rsc->children; gIter != NULL; gIter = gIter->next) { pcmk_resource_t *child = (pcmk_resource_t *) gIter->data; pe__show_node_scores_as(file, function, line, to_log, child, comment, child->allowed_nodes, scheduler); } } } /*! * \internal * \brief Compare two resources by priority * * \param[in] a First resource to compare (can be \c NULL) * \param[in] b Second resource to compare (can be \c NULL) * * \retval -1 \c a->priority > \c b->priority (or \c b is \c NULL and \c a is * not) * \retval 0 \c a->priority == \c b->priority (or both \c a and \c b are * \c NULL) * \retval 1 \c a->priority < \c b->priority (or \c a is \c NULL and \c b is * not) */ gint pe__cmp_rsc_priority(gconstpointer a, gconstpointer b) { const pcmk_resource_t *resource1 = (const pcmk_resource_t *)a; const pcmk_resource_t *resource2 = (const pcmk_resource_t *)b; if (a == NULL && b == NULL) { return 0; } if (a == NULL) { return 1; } if (b == NULL) { return -1; } if (resource1->priority > resource2->priority) { return -1; } if (resource1->priority < resource2->priority) { return 1; } return 0; } static void resource_node_score(pcmk_resource_t *rsc, const pcmk_node_t *node, int score, const char *tag) { pcmk_node_t *match = NULL; if ((rsc->exclusive_discover || (node->rsc_discover_mode == pcmk_probe_never)) && pcmk__str_eq(tag, "symmetric_default", pcmk__str_casei)) { /* This string comparision may be fragile, but exclusive resources and * exclusive nodes should not have the symmetric_default constraint * applied to them. */ return; } else if (rsc->children) { GList *gIter = rsc->children; for (; gIter != NULL; gIter = gIter->next) { pcmk_resource_t *child_rsc = (pcmk_resource_t *) gIter->data; resource_node_score(child_rsc, node, score, tag); } } match = g_hash_table_lookup(rsc->allowed_nodes, node->details->id); if (match == NULL) { match = pe__copy_node(node); g_hash_table_insert(rsc->allowed_nodes, (gpointer) match->details->id, match); } match->weight = pcmk__add_scores(match->weight, score); pcmk__rsc_trace(rsc, "Enabling %s preference (%s) for %s on %s (now %s)", tag, pcmk_readable_score(score), rsc->id, pe__node_name(node), pcmk_readable_score(match->weight)); } void resource_location(pcmk_resource_t *rsc, const pcmk_node_t *node, int score, const char *tag, pcmk_scheduler_t *scheduler) { if (node != NULL) { resource_node_score(rsc, node, score, tag); } else if (scheduler != NULL) { GList *gIter = scheduler->nodes; for (; gIter != NULL; gIter = gIter->next) { pcmk_node_t *node_iter = (pcmk_node_t *) gIter->data; resource_node_score(rsc, node_iter, score, tag); } } else { GHashTableIter iter; pcmk_node_t *node_iter = NULL; g_hash_table_iter_init(&iter, rsc->allowed_nodes); while (g_hash_table_iter_next(&iter, NULL, (void **)&node_iter)) { resource_node_score(rsc, node_iter, score, tag); } } if (node == NULL && score == -INFINITY) { if (rsc->allocated_to) { crm_info("Deallocating %s from %s", rsc->id, pe__node_name(rsc->allocated_to)); free(rsc->allocated_to); rsc->allocated_to = NULL; } } } time_t get_effective_time(pcmk_scheduler_t *scheduler) { if(scheduler) { if (scheduler->now == NULL) { crm_trace("Recording a new 'now'"); scheduler->now = crm_time_new(NULL); } return crm_time_get_seconds_since_epoch(scheduler->now); } crm_trace("Defaulting to 'now'"); return time(NULL); } gboolean get_target_role(const pcmk_resource_t *rsc, enum rsc_role_e *role) { enum rsc_role_e local_role = pcmk_role_unknown; - const char *value = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_TARGET_ROLE); + const char *value = g_hash_table_lookup(rsc->meta, PCMK_META_TARGET_ROLE); CRM_CHECK(role != NULL, return FALSE); if (pcmk__str_eq(value, "started", pcmk__str_null_matches | pcmk__str_casei) || pcmk__str_eq("default", value, pcmk__str_casei)) { return FALSE; } local_role = text2role(value); if (local_role == pcmk_role_unknown) { - pcmk__config_err("Ignoring '" XML_RSC_ATTR_TARGET_ROLE "' for %s " + pcmk__config_err("Ignoring '" PCMK_META_TARGET_ROLE "' for %s " "because '%s' is not valid", rsc->id, value); return FALSE; } else if (local_role > pcmk_role_started) { if (pcmk_is_set(pe__const_top_resource(rsc, false)->flags, pcmk_rsc_promotable)) { if (local_role > pcmk_role_unpromoted) { /* This is what we'd do anyway, just leave the default to avoid messing up the placement algorithm */ return FALSE; } } else { - pcmk__config_err("Ignoring '" XML_RSC_ATTR_TARGET_ROLE "' for %s " + pcmk__config_err("Ignoring '" PCMK_META_TARGET_ROLE "' for %s " "because '%s' only makes sense for promotable " "clones", rsc->id, value); return FALSE; } } *role = local_role; return TRUE; } gboolean order_actions(pcmk_action_t *lh_action, pcmk_action_t *rh_action, uint32_t flags) { GList *gIter = NULL; pcmk__related_action_t *wrapper = NULL; GList *list = NULL; if (flags == pcmk__ar_none) { return FALSE; } if (lh_action == NULL || rh_action == NULL) { return FALSE; } crm_trace("Creating action wrappers for ordering: %s then %s", lh_action->uuid, rh_action->uuid); /* Ensure we never create a dependency on ourselves... it's happened */ CRM_ASSERT(lh_action != rh_action); /* Filter dups, otherwise update_action_states() has too much work to do */ gIter = lh_action->actions_after; for (; gIter != NULL; gIter = gIter->next) { pcmk__related_action_t *after = gIter->data; if (after->action == rh_action && (after->type & flags)) { return FALSE; } } wrapper = calloc(1, sizeof(pcmk__related_action_t)); wrapper->action = rh_action; wrapper->type = flags; list = lh_action->actions_after; list = g_list_prepend(list, wrapper); lh_action->actions_after = list; wrapper = calloc(1, sizeof(pcmk__related_action_t)); wrapper->action = lh_action; wrapper->type = flags; list = rh_action->actions_before; list = g_list_prepend(list, wrapper); rh_action->actions_before = list; return TRUE; } void destroy_ticket(gpointer data) { pcmk_ticket_t *ticket = data; if (ticket->state) { g_hash_table_destroy(ticket->state); } free(ticket->id); free(ticket); } pcmk_ticket_t * ticket_new(const char *ticket_id, pcmk_scheduler_t *scheduler) { pcmk_ticket_t *ticket = NULL; if (pcmk__str_empty(ticket_id)) { return NULL; } if (scheduler->tickets == NULL) { scheduler->tickets = pcmk__strkey_table(free, destroy_ticket); } ticket = g_hash_table_lookup(scheduler->tickets, ticket_id); if (ticket == NULL) { ticket = calloc(1, sizeof(pcmk_ticket_t)); if (ticket == NULL) { pcmk__sched_err("Cannot allocate ticket '%s'", ticket_id); return NULL; } crm_trace("Creaing ticket entry for %s", ticket_id); ticket->id = strdup(ticket_id); ticket->granted = FALSE; ticket->last_granted = -1; ticket->standby = FALSE; ticket->state = pcmk__strkey_table(free, free); g_hash_table_insert(scheduler->tickets, strdup(ticket->id), ticket); } return ticket; } const char * rsc_printable_id(const pcmk_resource_t *rsc) { return pcmk_is_set(rsc->flags, pcmk_rsc_unique)? rsc->id : ID(rsc->xml); } void pe__clear_resource_flags_recursive(pcmk_resource_t *rsc, uint64_t flags) { pe__clear_resource_flags(rsc, flags); for (GList *gIter = rsc->children; gIter != NULL; gIter = gIter->next) { pe__clear_resource_flags_recursive((pcmk_resource_t *) gIter->data, flags); } } void pe__clear_resource_flags_on_all(pcmk_scheduler_t *scheduler, uint64_t flag) { for (GList *lpc = scheduler->resources; lpc != NULL; lpc = lpc->next) { pcmk_resource_t *r = (pcmk_resource_t *) lpc->data; pe__clear_resource_flags_recursive(r, flag); } } void pe__set_resource_flags_recursive(pcmk_resource_t *rsc, uint64_t flags) { pe__set_resource_flags(rsc, flags); for (GList *gIter = rsc->children; gIter != NULL; gIter = gIter->next) { pe__set_resource_flags_recursive((pcmk_resource_t *) gIter->data, flags); } } void trigger_unfencing(pcmk_resource_t *rsc, pcmk_node_t *node, const char *reason, pcmk_action_t *dependency, pcmk_scheduler_t *scheduler) { if (!pcmk_is_set(scheduler->flags, pcmk_sched_enable_unfencing)) { /* No resources require it */ return; } else if ((rsc != NULL) && !pcmk_is_set(rsc->flags, pcmk_rsc_fence_device)) { /* Wasn't a stonith device */ return; } else if(node && node->details->online && node->details->unclean == FALSE && node->details->shutdown == FALSE) { pcmk_action_t *unfence = pe_fence_op(node, PCMK_ACTION_ON, FALSE, reason, FALSE, scheduler); if(dependency) { order_actions(unfence, dependency, pcmk__ar_ordered); } } else if(rsc) { GHashTableIter iter; g_hash_table_iter_init(&iter, rsc->allowed_nodes); while (g_hash_table_iter_next(&iter, NULL, (void **)&node)) { if(node->details->online && node->details->unclean == FALSE && node->details->shutdown == FALSE) { trigger_unfencing(rsc, node, reason, dependency, scheduler); } } } } gboolean add_tag_ref(GHashTable * tags, const char * tag_name, const char * obj_ref) { pcmk_tag_t *tag = NULL; GList *gIter = NULL; gboolean is_existing = FALSE; CRM_CHECK(tags && tag_name && obj_ref, return FALSE); tag = g_hash_table_lookup(tags, tag_name); if (tag == NULL) { tag = calloc(1, sizeof(pcmk_tag_t)); if (tag == NULL) { pcmk__sched_err("Could not allocate memory for tag %s", tag_name); return FALSE; } tag->id = strdup(tag_name); tag->refs = NULL; g_hash_table_insert(tags, strdup(tag_name), tag); } for (gIter = tag->refs; gIter != NULL; gIter = gIter->next) { const char *existing_ref = (const char *) gIter->data; if (pcmk__str_eq(existing_ref, obj_ref, pcmk__str_none)){ is_existing = TRUE; break; } } if (is_existing == FALSE) { tag->refs = g_list_append(tag->refs, strdup(obj_ref)); crm_trace("Added: tag=%s ref=%s", tag->id, obj_ref); } return TRUE; } /*! * \internal * \brief Check whether shutdown has been requested for a node * * \param[in] node Node to check * * \return TRUE if node has shutdown attribute set and nonzero, FALSE otherwise * \note This differs from simply using node->details->shutdown in that it can * be used before that has been determined (and in fact to determine it), * and it can also be used to distinguish requested shutdown from implicit * shutdown of remote nodes by virtue of their connection stopping. */ bool pe__shutdown_requested(const pcmk_node_t *node) { const char *shutdown = pe_node_attribute_raw(node, XML_CIB_ATTR_SHUTDOWN); return !pcmk__str_eq(shutdown, "0", pcmk__str_null_matches); } /*! * \internal * \brief Update "recheck by" time in scheduler data * * \param[in] recheck Epoch time when recheck should happen * \param[in,out] scheduler Scheduler data * \param[in] reason What time is being updated for (for logs) */ void pe__update_recheck_time(time_t recheck, pcmk_scheduler_t *scheduler, const char *reason) { if ((recheck > get_effective_time(scheduler)) && ((scheduler->recheck_by == 0) || (scheduler->recheck_by > recheck))) { scheduler->recheck_by = recheck; crm_debug("Updated next scheduler recheck to %s for %s", pcmk__trim(ctime(&recheck)), reason); } } /*! * \internal * \brief Extract nvpair blocks contained by a CIB XML element into a hash table * * \param[in] xml_obj XML element containing blocks of nvpair elements * \param[in] set_name If not NULL, only use blocks of this element * \param[in] rule_data Matching parameters to use when unpacking * \param[out] hash Where to store extracted name/value pairs * \param[in] always_first If not NULL, process block with this ID first * \param[in] overwrite Whether to replace existing values with same name * \param[in,out] scheduler Scheduler data containing \p xml_obj */ void pe__unpack_dataset_nvpairs(const xmlNode *xml_obj, const char *set_name, const pe_rule_eval_data_t *rule_data, GHashTable *hash, const char *always_first, gboolean overwrite, pcmk_scheduler_t *scheduler) { crm_time_t *next_change = crm_time_new_undefined(); pe_eval_nvpairs(scheduler->input, xml_obj, set_name, rule_data, hash, always_first, overwrite, next_change); if (crm_time_is_defined(next_change)) { time_t recheck = (time_t) crm_time_get_seconds_since_epoch(next_change); pe__update_recheck_time(recheck, scheduler, "rule evaluation"); } crm_time_free(next_change); } bool pe__resource_is_disabled(const pcmk_resource_t *rsc) { const char *target_role = NULL; CRM_CHECK(rsc != NULL, return false); - target_role = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_TARGET_ROLE); + target_role = g_hash_table_lookup(rsc->meta, PCMK_META_TARGET_ROLE); if (target_role) { // If invalid, we've already logged an error when unpacking enum rsc_role_e target_role_e = text2role(target_role); if ((target_role_e == pcmk_role_stopped) || ((target_role_e == pcmk_role_unpromoted) && pcmk_is_set(pe__const_top_resource(rsc, false)->flags, pcmk_rsc_promotable))) { return true; } } return false; } /*! * \internal * \brief Check whether a resource is running only on given node * * \param[in] rsc Resource to check * \param[in] node Node to check * * \return true if \p rsc is running only on \p node, otherwise false */ bool pe__rsc_running_on_only(const pcmk_resource_t *rsc, const pcmk_node_t *node) { return (rsc != NULL) && pcmk__list_of_1(rsc->running_on) && pe__same_node((const pcmk_node_t *) rsc->running_on->data, node); } bool pe__rsc_running_on_any(pcmk_resource_t *rsc, GList *node_list) { for (GList *ele = rsc->running_on; ele; ele = ele->next) { pcmk_node_t *node = (pcmk_node_t *) ele->data; if (pcmk__str_in_list(node->details->uname, node_list, pcmk__str_star_matches|pcmk__str_casei)) { return true; } } return false; } bool pcmk__rsc_filtered_by_node(pcmk_resource_t *rsc, GList *only_node) { return (rsc->fns->active(rsc, FALSE) && !pe__rsc_running_on_any(rsc, only_node)); } GList * pe__filter_rsc_list(GList *rscs, GList *filter) { GList *retval = NULL; for (GList *gIter = rscs; gIter; gIter = gIter->next) { pcmk_resource_t *rsc = (pcmk_resource_t *) gIter->data; /* I think the second condition is safe here for all callers of this * function. If not, it needs to move into pe__node_text. */ if (pcmk__str_in_list(rsc_printable_id(rsc), filter, pcmk__str_star_matches) || (rsc->parent && pcmk__str_in_list(rsc_printable_id(rsc->parent), filter, pcmk__str_star_matches))) { retval = g_list_prepend(retval, rsc); } } return retval; } GList * pe__build_node_name_list(pcmk_scheduler_t *scheduler, const char *s) { GList *nodes = NULL; if (pcmk__str_eq(s, "*", pcmk__str_null_matches)) { /* Nothing was given so return a list of all node names. Or, '*' was * given. This would normally fall into the pe__unames_with_tag branch * where it will return an empty list. Catch it here instead. */ nodes = g_list_prepend(nodes, strdup("*")); } else { pcmk_node_t *node = pe_find_node(scheduler->nodes, s); if (node) { /* The given string was a valid uname for a node. Return a * singleton list containing just that uname. */ nodes = g_list_prepend(nodes, strdup(s)); } else { /* The given string was not a valid uname. It's either a tag or * it's a typo or something. In the first case, we'll return a * list of all the unames of the nodes with the given tag. In the * second case, we'll return a NULL pointer and nothing will * get displayed. */ nodes = pe__unames_with_tag(scheduler, s); } } return nodes; } GList * pe__build_rsc_list(pcmk_scheduler_t *scheduler, const char *s) { GList *resources = NULL; if (pcmk__str_eq(s, "*", pcmk__str_null_matches)) { resources = g_list_prepend(resources, strdup("*")); } else { const uint32_t flags = pcmk_rsc_match_history|pcmk_rsc_match_basename; pcmk_resource_t *rsc = pe_find_resource_with_flags(scheduler->resources, s, flags); if (rsc) { /* A colon in the name we were given means we're being asked to filter * on a specific instance of a cloned resource. Put that exact string * into the filter list. Otherwise, use the printable ID of whatever * resource was found that matches what was asked for. */ if (strstr(s, ":") != NULL) { resources = g_list_prepend(resources, strdup(rsc->id)); } else { resources = g_list_prepend(resources, strdup(rsc_printable_id(rsc))); } } else { /* The given string was not a valid resource name. It's a tag or a * typo or something. See pe__build_node_name_list() for more * detail. */ resources = pe__rscs_with_tag(scheduler, s); } } return resources; } xmlNode * pe__failed_probe_for_rsc(const pcmk_resource_t *rsc, const char *name) { const pcmk_resource_t *parent = pe__const_top_resource(rsc, false); const char *rsc_id = rsc->id; if (parent->variant == pcmk_rsc_variant_clone) { rsc_id = pe__clone_child_id(parent); } for (xmlNode *xml_op = pcmk__xml_first_child(rsc->cluster->failed); xml_op != NULL; xml_op = pcmk__xml_next(xml_op)) { const char *value = NULL; char *op_id = NULL; /* This resource operation is not a failed probe. */ if (!pcmk_xe_mask_probe_failure(xml_op)) { continue; } /* This resource operation was not run on the given node. Note that if name is * NULL, this will always succeed. */ value = crm_element_value(xml_op, XML_LRM_ATTR_TARGET); if (value == NULL || !pcmk__str_eq(value, name, pcmk__str_casei|pcmk__str_null_matches)) { continue; } if (!parse_op_key(pe__xe_history_key(xml_op), &op_id, NULL, NULL)) { continue; // This history entry is missing an operation key } /* This resource operation's ID does not match the rsc_id we are looking for. */ if (!pcmk__str_eq(op_id, rsc_id, pcmk__str_none)) { free(op_id); continue; } free(op_id); return xml_op; } return NULL; } diff --git a/tools/cibadmin.c b/tools/cibadmin.c index 94415d0c3a..40248a9947 100644 --- a/tools/cibadmin.c +++ b/tools/cibadmin.c @@ -1,952 +1,952 @@ /* * Copyright 2004-2024 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #define SUMMARY "query and edit the Pacemaker configuration" #define INDENT " " enum cibadmin_section_type { cibadmin_section_all = 0, cibadmin_section_scope, cibadmin_section_xpath, }; static int request_id = 0; static cib_t *the_cib = NULL; static GMainLoop *mainloop = NULL; static crm_exit_t exit_code = CRM_EX_OK; static struct { const char *cib_action; int cmd_options; enum cibadmin_section_type section_type; char *cib_section; char *validate_with; gint message_timeout_sec; enum pcmk__acl_render_how acl_render_mode; gchar *cib_user; gchar *dest_node; gchar *input_file; gchar *input_xml; gboolean input_stdin; bool delete_all; gboolean allow_create; gboolean force; gboolean get_node_path; gboolean local; gboolean no_children; gboolean sync_call; /* @COMPAT: For "-!" version option. Not advertised nor marked as * deprecated, but accepted. */ gboolean extended_version; //! \deprecated gboolean no_bcast; } options; int do_init(void); static int do_work(xmlNode *input, xmlNode **output); void cibadmin_op_callback(xmlNode *msg, int call_id, int rc, xmlNode *output, void *user_data); static void print_xml_output(xmlNode * xml) { if (!xml) { return; } else if (xml->type != XML_ELEMENT_NODE) { return; } if (pcmk_is_set(options.cmd_options, cib_xpath_address)) { const char *id = crm_element_value(xml, PCMK_XA_ID); if (pcmk__str_eq((const char *)xml->name, "xpath-query", pcmk__str_casei)) { xmlNode *child = NULL; for (child = xml->children; child; child = child->next) { print_xml_output(child); } } else if (id) { printf("%s\n", id); } } else { char *buffer = dump_xml_formatted(xml); fprintf(stdout, "%s", buffer); free(buffer); } } // Upgrade requested but already at latest schema static void report_schema_unchanged(void) { const char *err = pcmk_rc_str(pcmk_rc_schema_unchanged); crm_info("Upgrade unnecessary: %s\n", err); printf("Upgrade unnecessary: %s\n", err); exit_code = CRM_EX_OK; } /*! * \internal * \brief Check whether the current CIB action is dangerous * \return true if \p options.cib_action is dangerous, or false otherwise */ static inline bool cib_action_is_dangerous(void) { return options.no_bcast || options.delete_all || pcmk__str_any_of(options.cib_action, PCMK__CIB_REQUEST_UPGRADE, PCMK__CIB_REQUEST_ERASE, NULL); } /*! * \internal * \brief Determine whether the given CIB scope is valid for \p cibadmin * * \param[in] scope Scope to validate * * \return true if \p scope is valid, or false otherwise * \note An invalid scope applies the operation to the entire CIB. */ static inline bool scope_is_valid(const char *scope) { return pcmk__str_any_of(scope, XML_CIB_TAG_CONFIGURATION, XML_CIB_TAG_NODES, XML_CIB_TAG_RESOURCES, XML_CIB_TAG_CONSTRAINTS, XML_CIB_TAG_CRMCONFIG, XML_CIB_TAG_RSCCONFIG, XML_CIB_TAG_OPCONFIG, XML_CIB_TAG_ACLS, XML_TAG_FENCING_TOPOLOGY, XML_CIB_TAG_TAGS, XML_CIB_TAG_ALERTS, XML_CIB_TAG_STATUS, NULL); } static gboolean command_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { options.delete_all = false; if (pcmk__str_any_of(option_name, "-u", "--upgrade", NULL)) { options.cib_action = PCMK__CIB_REQUEST_UPGRADE; } else if (pcmk__str_any_of(option_name, "-Q", "--query", NULL)) { options.cib_action = PCMK__CIB_REQUEST_QUERY; } else if (pcmk__str_any_of(option_name, "-E", "--erase", NULL)) { options.cib_action = PCMK__CIB_REQUEST_ERASE; } else if (pcmk__str_any_of(option_name, "-B", "--bump", NULL)) { options.cib_action = PCMK__CIB_REQUEST_BUMP; } else if (pcmk__str_any_of(option_name, "-C", "--create", NULL)) { options.cib_action = PCMK__CIB_REQUEST_CREATE; } else if (pcmk__str_any_of(option_name, "-M", "--modify", NULL)) { options.cib_action = PCMK__CIB_REQUEST_MODIFY; } else if (pcmk__str_any_of(option_name, "-P", "--patch", NULL)) { options.cib_action = PCMK__CIB_REQUEST_APPLY_PATCH; } else if (pcmk__str_any_of(option_name, "-R", "--replace", NULL)) { options.cib_action = PCMK__CIB_REQUEST_REPLACE; } else if (pcmk__str_any_of(option_name, "-D", "--delete", NULL)) { options.cib_action = PCMK__CIB_REQUEST_DELETE; } else if (pcmk__str_any_of(option_name, "-d", "--delete-all", NULL)) { options.cib_action = PCMK__CIB_REQUEST_DELETE; options.delete_all = true; } else if (pcmk__str_any_of(option_name, "-a", "--empty", NULL)) { options.cib_action = "empty"; pcmk__str_update(&options.validate_with, optarg); } else if (pcmk__str_any_of(option_name, "-5", "--md5-sum", NULL)) { options.cib_action = "md5-sum"; } else if (pcmk__str_any_of(option_name, "-6", "--md5-sum-versioned", NULL)) { options.cib_action = "md5-sum-versioned"; } else { // Should be impossible return FALSE; } return TRUE; } static gboolean show_access_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { if (pcmk__str_eq(optarg, "auto", pcmk__str_null_matches)) { options.acl_render_mode = pcmk__acl_render_default; } else if (g_strcmp0(optarg, "namespace") == 0) { options.acl_render_mode = pcmk__acl_render_namespace; } else if (g_strcmp0(optarg, "text") == 0) { options.acl_render_mode = pcmk__acl_render_text; } else if (g_strcmp0(optarg, "color") == 0) { options.acl_render_mode = pcmk__acl_render_color; } else { g_set_error(error, PCMK__EXITC_ERROR, CRM_EX_USAGE, "Invalid value '%s' for option '%s'", optarg, option_name); return FALSE; } return TRUE; } static gboolean section_cb(const gchar *option_name, const gchar *optarg, gpointer data, GError **error) { if (pcmk__str_any_of(option_name, "-o", "--scope", NULL)) { options.section_type = cibadmin_section_scope; } else if (pcmk__str_any_of(option_name, "-A", "--xpath", NULL)) { options.section_type = cibadmin_section_xpath; } else { // Should be impossible return FALSE; } pcmk__str_update(&options.cib_section, optarg); return TRUE; } static GOptionEntry command_entries[] = { { "upgrade", 'u', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, command_cb, "Upgrade the configuration to the latest syntax", NULL }, { "query", 'Q', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, command_cb, "Query the contents of the CIB", NULL }, { "erase", 'E', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, command_cb, "Erase the contents of the whole CIB", NULL }, { "bump", 'B', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, command_cb, "Increase the CIB's epoch value by 1", NULL }, { "create", 'C', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, command_cb, "Create an object in the CIB (will fail if object already exists)", NULL }, { "modify", 'M', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, command_cb, "Find object somewhere in CIB's XML tree and update it (fails if object " "does not exist unless -c is also specified)", NULL }, { "patch", 'P', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, command_cb, "Supply an update in the form of an XML diff (see crm_diff(8))", NULL }, { "replace", 'R', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, command_cb, "Recursively replace an object in the CIB", NULL }, { "delete", 'D', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, command_cb, "Delete first object matching supplied criteria (for example, " "<" XML_ATTR_OP " " PCMK_XA_ID "=\"rsc1_op1\" " XML_ATTR_NAME "=\"monitor\"/>).\n" INDENT "The XML element name and all attributes must match in order for " "the element to be deleted.", NULL }, { "delete-all", 'd', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, command_cb, "When used with --xpath, remove all matching objects in the " "configuration instead of just the first one", NULL }, { "empty", 'a', G_OPTION_FLAG_OPTIONAL_ARG, G_OPTION_ARG_CALLBACK, command_cb, "Output an empty CIB. Accepts an optional schema name argument to use as " "the " PCMK_XA_VALIDATE_WITH " value.\n" INDENT "If no schema is given, the latest will be used.", "[schema]" }, { "md5-sum", '5', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, command_cb, "Calculate the on-disk CIB digest", NULL }, { "md5-sum-versioned", '6', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK, command_cb, "Calculate an on-the-wire versioned CIB digest", NULL }, { NULL } }; static GOptionEntry data_entries[] = { /* @COMPAT: These arguments should be last-wins. We can have an enum option * that stores the input type, along with a single string option that stores * the XML string for --xml-text, filename for --xml-file, or NULL for * --xml-pipe. */ { "xml-text", 'X', G_OPTION_FLAG_NONE, G_OPTION_ARG_STRING, &options.input_xml, "Retrieve XML from the supplied string", "value" }, { "xml-file", 'x', G_OPTION_FLAG_NONE, G_OPTION_ARG_FILENAME, &options.input_file, "Retrieve XML from the named file", "value" }, { "xml-pipe", 'p', G_OPTION_FLAG_NONE, G_OPTION_ARG_NONE, &options.input_stdin, "Retrieve XML from stdin", NULL }, { NULL } }; static GOptionEntry addl_entries[] = { { "force", 'f', G_OPTION_FLAG_NONE, G_OPTION_ARG_NONE, &options.force, "Force the action to be performed", NULL }, { "timeout", 't', G_OPTION_FLAG_NONE, G_OPTION_ARG_INT, &options.message_timeout_sec, "Time (in seconds) to wait before declaring the operation failed", "value" }, { "user", 'U', G_OPTION_FLAG_NONE, G_OPTION_ARG_STRING, &options.cib_user, "Run the command with permissions of the named user (valid only for the " "root and " CRM_DAEMON_USER " accounts)", "value" }, { "sync-call", 's', G_OPTION_FLAG_NONE, G_OPTION_ARG_NONE, &options.sync_call, "Wait for call to complete before returning", NULL }, { "local", 'l', G_OPTION_FLAG_NONE, G_OPTION_ARG_NONE, &options.local, "Command takes effect locally (should be used only for queries)", NULL }, { "scope", 'o', G_OPTION_FLAG_NONE, G_OPTION_ARG_CALLBACK, section_cb, "Limit scope of operation to specific section of CIB\n" INDENT "Valid values: " XML_CIB_TAG_CONFIGURATION ", " XML_CIB_TAG_NODES ", " XML_CIB_TAG_RESOURCES ", " XML_CIB_TAG_CONSTRAINTS ", " XML_CIB_TAG_CRMCONFIG ", " XML_CIB_TAG_RSCCONFIG ",\n" INDENT " " XML_CIB_TAG_OPCONFIG ", " XML_CIB_TAG_ACLS ", " XML_TAG_FENCING_TOPOLOGY ", " XML_CIB_TAG_TAGS ", " XML_CIB_TAG_ALERTS ", " XML_CIB_TAG_STATUS "\n" INDENT "If both --scope/-o and --xpath/-a are specified, the last one to " "appear takes effect", "value" }, { "xpath", 'A', G_OPTION_FLAG_NONE, G_OPTION_ARG_CALLBACK, section_cb, "A valid XPath to use instead of --scope/-o\n" INDENT "If both --scope/-o and --xpath/-a are specified, the last one to " "appear takes effect", "value" }, { "node-path", 'e', G_OPTION_FLAG_NONE, G_OPTION_ARG_NONE, &options.get_node_path, "When performing XPath queries, return paths of any matches found\n" INDENT "(for example, " "\"/" XML_TAG_CIB "/" XML_CIB_TAG_CONFIGURATION "/" XML_CIB_TAG_RESOURCES "/" XML_CIB_TAG_INCARNATION "[@" PCMK_XA_ID "='dummy-clone']" "/" XML_CIB_TAG_RESOURCE "[@" PCMK_XA_ID "='dummy']\")", NULL }, { "show-access", 'S', G_OPTION_FLAG_OPTIONAL_ARG, G_OPTION_ARG_CALLBACK, show_access_cb, "Whether to use syntax highlighting for ACLs (with -Q/--query and " "-U/--user)\n" INDENT "Allowed values: 'color' (default for terminal), 'text' (plain text, " "default for non-terminal),\n" INDENT " 'namespace', or 'auto' (use default value)\n" INDENT "Default value: 'auto'", "[value]" }, { "allow-create", 'c', G_OPTION_FLAG_NONE, G_OPTION_ARG_NONE, &options.allow_create, "(Advanced) Allow target of --modify/-M to be created if it does not " "exist", NULL }, { "no-children", 'n', G_OPTION_FLAG_NONE, G_OPTION_ARG_NONE, &options.no_children, "(Advanced) When querying an object, do not include its children in the " "result", NULL }, { "node", 'N', G_OPTION_FLAG_NONE, G_OPTION_ARG_STRING, &options.dest_node, "(Advanced) Send command to the specified host", "value" }, // @COMPAT: Deprecated { "no-bcast", 'b', G_OPTION_FLAG_HIDDEN, G_OPTION_ARG_NONE, &options.no_bcast, "deprecated", NULL }, // @COMPAT: Deprecated { "host", 'h', G_OPTION_FLAG_HIDDEN, G_OPTION_ARG_STRING, &options.dest_node, "deprecated", NULL }, { NULL } }; static GOptionContext * build_arg_context(pcmk__common_args_t *args) { const char *desc = NULL; GOptionContext *context = NULL; GOptionEntry extra_prog_entries[] = { // @COMPAT: Deprecated { "extended-version", '!', G_OPTION_FLAG_HIDDEN, G_OPTION_ARG_NONE, &options.extended_version, "deprecated", NULL }, { NULL } }; desc = "Examples:\n\n" "Query the configuration from the local node:\n\n" "\t# cibadmin --query --local\n\n" "Query just the cluster options configuration:\n\n" "\t# cibadmin --query --scope " XML_CIB_TAG_CRMCONFIG "\n\n" - "Query all '" XML_RSC_ATTR_TARGET_ROLE "' settings:\n\n" + "Query all '" PCMK_META_TARGET_ROLE "' settings:\n\n" "\t# cibadmin --query --xpath " "\"//" XML_CIB_TAG_NVPAIR - "[@" XML_NVPAIR_ATTR_NAME "='" XML_RSC_ATTR_TARGET_ROLE"']\"" + "[@" XML_NVPAIR_ATTR_NAME "='" PCMK_META_TARGET_ROLE"']\"" "\n\n" "Remove all '" PCMK_META_IS_MANAGED "' settings:\n\n" "\t# cibadmin --delete-all --xpath " "\"//" XML_CIB_TAG_NVPAIR "[@" XML_NVPAIR_ATTR_NAME "='" PCMK_META_IS_MANAGED "']\"\n\n" "Remove the resource named 'old':\n\n" "\t# cibadmin --delete --xml-text " "'<" XML_CIB_TAG_RESOURCE " " PCMK_XA_ID "=\"old\"/>'\n\n" "Remove all resources from the configuration:\n\n" "\t# cibadmin --replace --scope " XML_CIB_TAG_RESOURCES " --xml-text '<" XML_CIB_TAG_RESOURCES "/>'\n\n" "Replace complete configuration with contents of " "$HOME/pacemaker.xml:\n\n" "\t# cibadmin --replace --xml-file $HOME/pacemaker.xml\n\n" "Replace " XML_CIB_TAG_CONSTRAINTS " section of configuration with " "contents of $HOME/constraints.xml:\n\n" "\t# cibadmin --replace --scope " XML_CIB_TAG_CONSTRAINTS " --xml-file $HOME/constraints.xml\n\n" "Increase configuration version to prevent old configurations from " "being loaded accidentally:\n\n" "\t# cibadmin --modify --xml-text " "'<" XML_TAG_CIB " " PCMK_XA_ADMIN_EPOCH "=\"" PCMK_XA_ADMIN_EPOCH "++\"/>'\n\n" "Edit the configuration with your favorite $EDITOR:\n\n" "\t# cibadmin --query > $HOME/local.xml\n\n" "\t# $EDITOR $HOME/local.xml\n\n" "\t# cibadmin --replace --xml-file $HOME/local.xml\n\n" "Assuming terminal, render configuration in color (green for " "writable, blue for readable, red for\n" "denied) to visualize permissions for user tony:\n\n" "\t# cibadmin --show-access=color --query --user tony | less -r\n\n" "SEE ALSO:\n" " crm(8), pcs(8), crm_shadow(8), crm_diff(8)\n"; context = pcmk__build_arg_context(args, NULL, NULL, ""); g_option_context_set_description(context, desc); pcmk__add_main_args(context, extra_prog_entries); pcmk__add_arg_group(context, "commands", "Commands:", "Show command help", command_entries); pcmk__add_arg_group(context, "data", "Data:", "Show data help", data_entries); pcmk__add_arg_group(context, "additional", "Additional Options:", "Show additional options", addl_entries); return context; } int main(int argc, char **argv) { int rc = pcmk_rc_ok; const char *source = NULL; xmlNode *output = NULL; xmlNode *input = NULL; gchar *acl_cred = NULL; GError *error = NULL; pcmk__common_args_t *args = pcmk__new_common_args(SUMMARY); gchar **processed_args = pcmk__cmdline_preproc(argv, "ANSUXhotx"); GOptionContext *context = build_arg_context(args); if (!g_option_context_parse_strv(context, &processed_args, &error)) { exit_code = CRM_EX_USAGE; goto done; } if (g_strv_length(processed_args) > 1) { gchar *help = g_option_context_get_help(context, TRUE, NULL); GString *extra = g_string_sized_new(128); for (int lpc = 1; processed_args[lpc] != NULL; lpc++) { if (extra->len > 0) { g_string_append_c(extra, ' '); } g_string_append(extra, processed_args[lpc]); } exit_code = CRM_EX_USAGE; g_set_error(&error, PCMK__EXITC_ERROR, exit_code, "non-option ARGV-elements: %s\n\n%s", extra->str, help); g_free(help); g_string_free(extra, TRUE); goto done; } if (args->version || options.extended_version) { g_strfreev(processed_args); pcmk__free_arg_context(context); /* FIXME: When cibadmin is converted to use formatted output, this can * be replaced by out->version with the appropriate boolean flag. * * options.extended_version is deprecated and will be removed in a * future release. */ pcmk__cli_help(options.extended_version? '!' : 'v'); } /* At LOG_ERR, stderr for CIB calls is rather verbose. Several lines like * * (func@file:line) error: CIB failures * * In cibadmin we explicitly output the XML portion without the prefixes. So * we default to LOG_CRIT. */ pcmk__cli_init_logging("cibadmin", 0); set_crm_log_level(LOG_CRIT); if (args->verbosity > 0) { cib__set_call_options(options.cmd_options, crm_system_name, cib_verbose); for (int i = 0; i < args->verbosity; i++) { crm_bump_log_level(argc, argv); } } if (options.cib_action == NULL) { // @COMPAT: Create a default command if other tools have one gchar *help = g_option_context_get_help(context, TRUE, NULL); exit_code = CRM_EX_USAGE; g_set_error(&error, PCMK__EXITC_ERROR, exit_code, "Must specify a command option\n\n%s", help); g_free(help); goto done; } if (strcmp(options.cib_action, "empty") == 0) { // Output an empty CIB char *buf = NULL; output = createEmptyCib(1); crm_xml_add(output, PCMK_XA_VALIDATE_WITH, options.validate_with); buf = dump_xml_formatted(output); fprintf(stdout, "%s", buf); free(buf); goto done; } if (cib_action_is_dangerous() && !options.force) { exit_code = CRM_EX_UNSAFE; g_set_error(&error, PCMK__EXITC_ERROR, exit_code, "The supplied command is considered dangerous. To prevent " "accidental destruction of the cluster, the --force flag " "is required in order to proceed."); goto done; } if (options.message_timeout_sec < 1) { // Set default timeout options.message_timeout_sec = 30; } if (options.section_type == cibadmin_section_xpath) { // Enable getting section by XPath cib__set_call_options(options.cmd_options, crm_system_name, cib_xpath); } else if (options.section_type == cibadmin_section_scope) { if (!scope_is_valid(options.cib_section)) { // @COMPAT: Consider requiring --force to proceed fprintf(stderr, "Invalid value '%s' for '--scope'. Operation will apply " "to the entire CIB.\n", options.cib_section); } } if (options.allow_create) { // Allow target of --modify/-M to be created if it does not exist cib__set_call_options(options.cmd_options, crm_system_name, cib_can_create); } if (options.delete_all) { // With cibadmin_section_xpath, remove all matching objects cib__set_call_options(options.cmd_options, crm_system_name, cib_multiple); } if (options.get_node_path) { /* Enable getting node path of XPath query matches. * Meaningful only if options.section_type == cibadmin_section_xpath. */ cib__set_call_options(options.cmd_options, crm_system_name, cib_xpath_address); } if (options.local) { // Configure command to take effect only locally cib__set_call_options(options.cmd_options, crm_system_name, cib_scope_local); } // @COMPAT: Deprecated option if (options.no_bcast) { // Configure command to take effect only locally and not to broadcast cib__set_call_options(options.cmd_options, crm_system_name, cib_inhibit_bcast|cib_scope_local); } if (options.no_children) { // When querying an object, don't include its children in the result cib__set_call_options(options.cmd_options, crm_system_name, cib_no_children); } if (options.sync_call || (options.acl_render_mode != pcmk__acl_render_none)) { /* Wait for call to complete before returning. * * The ACL render modes work only with sync calls due to differences in * output handling between sync/async. It shouldn't matter to the user * whether the call is synchronous; for a CIB query, we have to wait for * the result in order to display it in any case. */ cib__set_call_options(options.cmd_options, crm_system_name, cib_sync_call); } if (options.input_file != NULL) { input = filename2xml(options.input_file); source = options.input_file; } else if (options.input_xml != NULL) { input = string2xml(options.input_xml); source = "input string"; } else if (options.input_stdin) { source = "STDIN"; input = stdin2xml(); } else if (options.acl_render_mode != pcmk__acl_render_none) { char *username = pcmk__uid2username(geteuid()); bool required = pcmk_acl_required(username); free(username); if (required) { if (options.force) { fprintf(stderr, "The supplied command can provide skewed" " result since it is run under user that also" " gets guarded per ACLs on their own right." " Continuing since --force flag was" " provided.\n"); } else { exit_code = CRM_EX_UNSAFE; g_set_error(&error, PCMK__EXITC_ERROR, exit_code, "The supplied command can provide skewed result " "since it is run under user that also gets guarded " "per ACLs in their own right. To accept the risk " "of such a possible distortion (without even " "knowing it at this time), use the --force flag."); goto done; } } if (options.cib_user == NULL) { exit_code = CRM_EX_USAGE; g_set_error(&error, PCMK__EXITC_ERROR, exit_code, "The supplied command requires -U user specified."); goto done; } /* We already stopped/warned ACL-controlled users about consequences. * * Note: acl_cred takes ownership of options.cib_user here. * options.cib_user is set to NULL so that the CIB is obtained as the * user running the cibadmin command. The CIB must be obtained as a user * with full permissions in order to show the CIB correctly annotated * for the options.cib_user's permissions. */ acl_cred = options.cib_user; options.cib_user = NULL; } if (input != NULL) { crm_log_xml_debug(input, "[admin input]"); } else if (source != NULL) { exit_code = CRM_EX_CONFIG; g_set_error(&error, PCMK__EXITC_ERROR, exit_code, "Couldn't parse input from %s.", source); goto done; } if (pcmk__str_eq(options.cib_action, "md5-sum", pcmk__str_casei)) { char *digest = NULL; if (input == NULL) { exit_code = CRM_EX_USAGE; g_set_error(&error, PCMK__EXITC_ERROR, exit_code, "Please supply XML to process with -X, -x, or -p"); goto done; } digest = calculate_on_disk_digest(input); fprintf(stderr, "Digest: "); fprintf(stdout, "%s\n", pcmk__s(digest, "")); free(digest); goto done; } else if (strcmp(options.cib_action, "md5-sum-versioned") == 0) { char *digest = NULL; const char *version = NULL; if (input == NULL) { exit_code = CRM_EX_USAGE; g_set_error(&error, PCMK__EXITC_ERROR, exit_code, "Please supply XML to process with -X, -x, or -p"); goto done; } version = crm_element_value(input, PCMK_XA_CRM_FEATURE_SET); digest = calculate_xml_versioned_digest(input, FALSE, TRUE, version); fprintf(stderr, "Versioned (%s) digest: ", version); fprintf(stdout, "%s\n", pcmk__s(digest, "")); free(digest); goto done; } rc = do_init(); if (rc != pcmk_ok) { rc = pcmk_legacy2rc(rc); exit_code = pcmk_rc2exitc(rc); crm_err("Init failed, could not perform requested operations: %s", pcmk_rc_str(rc)); g_set_error(&error, PCMK__EXITC_ERROR, exit_code, "Init failed, could not perform requested operations: %s", pcmk_rc_str(rc)); goto done; } rc = do_work(input, &output); if (rc > 0) { /* wait for the reply by creating a mainloop and running it until * the callbacks are invoked... */ request_id = rc; the_cib->cmds->register_callback(the_cib, request_id, options.message_timeout_sec, FALSE, NULL, "cibadmin_op_callback", cibadmin_op_callback); mainloop = g_main_loop_new(NULL, FALSE); crm_trace("%s waiting for reply from the local CIB", crm_system_name); crm_info("Starting mainloop"); g_main_loop_run(mainloop); } else if ((rc == -pcmk_err_schema_unchanged) && (strcmp(options.cib_action, PCMK__CIB_REQUEST_UPGRADE) == 0)) { report_schema_unchanged(); } else if (rc < 0) { rc = pcmk_legacy2rc(rc); crm_err("Call failed: %s", pcmk_rc_str(rc)); fprintf(stderr, "Call failed: %s\n", pcmk_rc_str(rc)); if (rc == pcmk_rc_schema_validation) { if (strcmp(options.cib_action, PCMK__CIB_REQUEST_UPGRADE) == 0) { xmlNode *obj = NULL; int version = 0; if (the_cib->cmds->query(the_cib, NULL, &obj, options.cmd_options) == pcmk_ok) { update_validation(&obj, &version, 0, TRUE, FALSE); } free_xml(obj); } else if (output) { validate_xml_verbose(output); } } exit_code = pcmk_rc2exitc(rc); } if ((output != NULL) && (options.acl_render_mode != pcmk__acl_render_none)) { xmlDoc *acl_evaled_doc; rc = pcmk__acl_annotate_permissions(acl_cred, output->doc, &acl_evaled_doc); if (rc == pcmk_rc_ok) { xmlChar *rendered = NULL; rc = pcmk__acl_evaled_render(acl_evaled_doc, options.acl_render_mode, &rendered); if (rc != pcmk_rc_ok) { exit_code = CRM_EX_CONFIG; g_set_error(&error, PCMK__EXITC_ERROR, exit_code, "Could not render evaluated access: %s", pcmk_rc_str(rc)); goto done; } printf("%s\n", (char *) rendered); free(rendered); } else { exit_code = CRM_EX_CONFIG; g_set_error(&error, PCMK__EXITC_ERROR, exit_code, "Could not evaluate access per request (%s, error: %s)", acl_cred, pcmk_rc_str(rc)); goto done; } } else if (output != NULL) { print_xml_output(output); } crm_trace("%s exiting normally", crm_system_name); done: g_strfreev(processed_args); pcmk__free_arg_context(context); g_free(options.cib_user); g_free(options.dest_node); g_free(options.input_file); g_free(options.input_xml); free(options.cib_section); free(options.validate_with); g_free(acl_cred); free_xml(input); free_xml(output); rc = cib__clean_up_connection(&the_cib); if (exit_code == CRM_EX_OK) { exit_code = pcmk_rc2exitc(rc); } pcmk__output_and_clear_error(&error, NULL); crm_exit(exit_code); } static int do_work(xmlNode *input, xmlNode **output) { /* construct the request */ the_cib->call_timeout = options.message_timeout_sec; if ((strcmp(options.cib_action, PCMK__CIB_REQUEST_REPLACE) == 0) && pcmk__xe_is(input, XML_TAG_CIB)) { xmlNode *status = pcmk_find_cib_element(input, XML_CIB_TAG_STATUS); if (status == NULL) { create_xml_node(input, XML_CIB_TAG_STATUS); } } crm_trace("Passing \"%s\" to variant_op...", options.cib_action); return cib_internal_op(the_cib, options.cib_action, options.dest_node, options.cib_section, input, output, options.cmd_options, options.cib_user); } int do_init(void) { int rc = pcmk_ok; the_cib = cib_new(); rc = the_cib->cmds->signon(the_cib, crm_system_name, cib_command); if (rc != pcmk_ok) { crm_err("Could not connect to the CIB: %s", pcmk_strerror(rc)); fprintf(stderr, "Could not connect to the CIB: %s\n", pcmk_strerror(rc)); } return rc; } void cibadmin_op_callback(xmlNode * msg, int call_id, int rc, xmlNode * output, void *user_data) { rc = pcmk_legacy2rc(rc); exit_code = pcmk_rc2exitc(rc); if (rc == pcmk_rc_schema_unchanged) { report_schema_unchanged(); } else if (rc != pcmk_rc_ok) { crm_warn("Call %s failed: %s " CRM_XS " rc=%d", options.cib_action, pcmk_rc_str(rc), rc); fprintf(stderr, "Call %s failed: %s\n", options.cib_action, pcmk_rc_str(rc)); print_xml_output(output); } else if ((strcmp(options.cib_action, PCMK__CIB_REQUEST_QUERY) == 0) && (output == NULL)) { crm_err("Query returned no output"); crm_log_xml_err(msg, "no output"); } else if (output == NULL) { crm_info("Call passed"); } else { crm_info("Call passed"); print_xml_output(output); } if (call_id == request_id) { g_main_loop_quit(mainloop); } else { crm_info("Message was not the response we were looking for (%d vs. %d)", call_id, request_id); } } diff --git a/tools/crm_resource_runtime.c b/tools/crm_resource_runtime.c index ab403756be..29d5a63041 100644 --- a/tools/crm_resource_runtime.c +++ b/tools/crm_resource_runtime.c @@ -1,2250 +1,2250 @@ /* * Copyright 2004-2024 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include static GList * build_node_info_list(const pcmk_resource_t *rsc) { GList *retval = NULL; for (const GList *iter = rsc->children; iter != NULL; iter = iter->next) { const pcmk_resource_t *child = (const pcmk_resource_t *) iter->data; for (const GList *iter2 = child->running_on; iter2 != NULL; iter2 = iter2->next) { const pcmk_node_t *node = (const pcmk_node_t *) iter2->data; node_info_t *ni = calloc(1, sizeof(node_info_t)); ni->node_name = node->details->uname; ni->promoted = pcmk_is_set(rsc->flags, pcmk_rsc_promotable) && child->fns->state(child, TRUE) == pcmk_role_promoted; retval = g_list_prepend(retval, ni); } } return retval; } GList * cli_resource_search(pcmk_resource_t *rsc, const char *requested_name, pcmk_scheduler_t *scheduler) { GList *retval = NULL; const pcmk_resource_t *parent = pe__const_top_resource(rsc, false); if (pe_rsc_is_clone(rsc)) { retval = build_node_info_list(rsc); /* The anonymous clone children's common ID is supplied */ } else if (pe_rsc_is_clone(parent) && !pcmk_is_set(rsc->flags, pcmk_rsc_unique) && rsc->clone_name && pcmk__str_eq(requested_name, rsc->clone_name, pcmk__str_casei) && !pcmk__str_eq(requested_name, rsc->id, pcmk__str_casei)) { retval = build_node_info_list(parent); } else if (rsc->running_on != NULL) { for (GList *iter = rsc->running_on; iter != NULL; iter = iter->next) { pcmk_node_t *node = (pcmk_node_t *) iter->data; node_info_t *ni = calloc(1, sizeof(node_info_t)); ni->node_name = node->details->uname; ni->promoted = (rsc->fns->state(rsc, TRUE) == pcmk_role_promoted); retval = g_list_prepend(retval, ni); } } return retval; } // \return Standard Pacemaker return code static int find_resource_attr(pcmk__output_t *out, cib_t * the_cib, const char *attr, const char *rsc, const char *attr_set_type, const char *set_name, const char *attr_id, const char *attr_name, char **value) { int rc = pcmk_rc_ok; xmlNode *xml_search = NULL; GString *xpath = NULL; const char *xpath_base = NULL; if(value) { *value = NULL; } if(the_cib == NULL) { return ENOTCONN; } xpath_base = pcmk_cib_xpath_for(XML_CIB_TAG_RESOURCES); if (xpath_base == NULL) { crm_err(XML_CIB_TAG_RESOURCES " CIB element not known (bug?)"); return ENOMSG; } xpath = g_string_sized_new(1024); pcmk__g_strcat(xpath, xpath_base, "//*[@" PCMK_XA_ID "=\"", rsc, "\"]", NULL); if (attr_set_type != NULL) { pcmk__g_strcat(xpath, "/", attr_set_type, NULL); if (set_name != NULL) { pcmk__g_strcat(xpath, "[@" PCMK_XA_ID "=\"", set_name, "\"]", NULL); } } g_string_append(xpath, "//" XML_CIB_TAG_NVPAIR "["); if (attr_id != NULL) { pcmk__g_strcat(xpath, "@" PCMK_XA_ID "=\"", attr_id, "\"", NULL); } if (attr_name != NULL) { if (attr_id != NULL) { g_string_append(xpath, " and "); } pcmk__g_strcat(xpath, "@" XML_NVPAIR_ATTR_NAME "=\"", attr_name, "\"", NULL); } g_string_append_c(xpath, ']'); rc = the_cib->cmds->query(the_cib, (const char *) xpath->str, &xml_search, cib_sync_call | cib_scope_local | cib_xpath); rc = pcmk_legacy2rc(rc); if (rc != pcmk_rc_ok) { goto done; } crm_log_xml_debug(xml_search, "Match"); if (xml_search->children != NULL) { xmlNode *child = NULL; rc = ENOTUNIQ; out->info(out, "Multiple attributes match name=%s", attr_name); for (child = pcmk__xml_first_child(xml_search); child != NULL; child = pcmk__xml_next(child)) { out->info(out, " Value: %s \t(id=%s)", crm_element_value(child, XML_NVPAIR_ATTR_VALUE), ID(child)); } out->spacer(out); } else if(value) { pcmk__str_update(value, crm_element_value(xml_search, attr)); } done: g_string_free(xpath, TRUE); free_xml(xml_search); return rc; } /* PRIVATE. Use the find_matching_attr_resources instead. */ static void find_matching_attr_resources_recursive(pcmk__output_t *out, GList /* */ **result, pcmk_resource_t *rsc, const char *rsc_id, const char * attr_set, const char * attr_set_type, const char * attr_id, const char * attr_name, cib_t * cib, const char * cmd, int depth) { int rc = pcmk_rc_ok; char *lookup_id = clone_strip(rsc->id); char *local_attr_id = NULL; /* visit the children */ for(GList *gIter = rsc->children; gIter; gIter = gIter->next) { find_matching_attr_resources_recursive(out, result, (pcmk_resource_t *) gIter->data, rsc_id, attr_set, attr_set_type, attr_id, attr_name, cib, cmd, depth+1); /* do it only once for clones */ if (rsc->variant == pcmk_rsc_variant_clone) { break; } } rc = find_resource_attr(out, cib, PCMK_XA_ID, lookup_id, attr_set_type, attr_set, attr_id, attr_name, &local_attr_id); /* Post-order traversal. * The root is always on the list and it is the last item. */ if((0 == depth) || (pcmk_rc_ok == rc)) { /* push the head */ *result = g_list_append(*result, rsc); } free(local_attr_id); free(lookup_id); } /* The result is a linearized pre-ordered tree of resources. */ static GList/**/ * find_matching_attr_resources(pcmk__output_t *out, pcmk_resource_t *rsc, const char * rsc_id, const char * attr_set, const char * attr_set_type, const char * attr_id, const char * attr_name, cib_t * cib, const char * cmd, gboolean force) { int rc = pcmk_rc_ok; char *lookup_id = NULL; char *local_attr_id = NULL; GList * result = NULL; /* If --force is used, update only the requested resource (clone or primitive). * Otherwise, if the primitive has the attribute, use that. * Otherwise use the clone. */ if(force == TRUE) { return g_list_append(result, rsc); } if ((rsc->parent != NULL) && (rsc->parent->variant == pcmk_rsc_variant_clone)) { int rc = pcmk_rc_ok; char *local_attr_id = NULL; rc = find_resource_attr(out, cib, PCMK_XA_ID, rsc_id, attr_set_type, attr_set, attr_id, attr_name, &local_attr_id); free(local_attr_id); if(rc != pcmk_rc_ok) { rsc = rsc->parent; out->info(out, "Performing %s of '%s' on '%s', the parent of '%s'", cmd, attr_name, rsc->id, rsc_id); } return g_list_append(result, rsc); } else if ((rsc->parent == NULL) && (rsc->children != NULL) && (rsc->variant == pcmk_rsc_variant_clone)) { pcmk_resource_t *child = rsc->children->data; if (child->variant == pcmk_rsc_variant_primitive) { lookup_id = clone_strip(child->id); /* Could be a cloned group! */ rc = find_resource_attr(out, cib, PCMK_XA_ID, lookup_id, attr_set_type, attr_set, attr_id, attr_name, &local_attr_id); if(rc == pcmk_rc_ok) { rsc = child; out->info(out, "A value for '%s' already exists in child '%s', performing %s on that instead of '%s'", attr_name, lookup_id, cmd, rsc_id); } free(local_attr_id); free(lookup_id); } return g_list_append(result, rsc); } /* If the resource is a group ==> children inherit the attribute if defined. */ find_matching_attr_resources_recursive(out, &result, rsc, rsc_id, attr_set, attr_set_type, attr_id, attr_name, cib, cmd, 0); return result; } // \return Standard Pacemaker return code int cli_resource_update_attribute(pcmk_resource_t *rsc, const char *requested_name, const char *attr_set, const char *attr_set_type, const char *attr_id, const char *attr_name, const char *attr_value, gboolean recursive, cib_t *cib, int cib_options, gboolean force) { pcmk__output_t *out = rsc->cluster->priv; int rc = pcmk_rc_ok; char *found_attr_id = NULL; GList/**/ *resources = NULL; const char *top_id = pe__const_top_resource(rsc, false)->id; if ((attr_id == NULL) && !force) { find_resource_attr(out, cib, PCMK_XA_ID, top_id, NULL, NULL, NULL, attr_name, NULL); } if (pcmk__str_eq(attr_set_type, XML_TAG_ATTR_SETS, pcmk__str_casei)) { if (!force) { rc = find_resource_attr(out, cib, PCMK_XA_ID, top_id, XML_TAG_META_SETS, attr_set, attr_id, attr_name, &found_attr_id); if ((rc == pcmk_rc_ok) && !out->is_quiet(out)) { out->err(out, "WARNING: There is already a meta attribute " "for '%s' called '%s' (id=%s)", top_id, attr_name, found_attr_id); out->err(out, " Delete '%s' first or use the force option " "to override", found_attr_id); } free(found_attr_id); if (rc == pcmk_rc_ok) { return ENOTUNIQ; } } resources = g_list_append(resources, rsc); } else if (pcmk__str_eq(attr_set_type, ATTR_SET_ELEMENT, pcmk__str_none)) { crm_xml_add(rsc->xml, attr_name, attr_value); CRM_ASSERT(cib != NULL); rc = cib->cmds->replace(cib, XML_CIB_TAG_RESOURCES, rsc->xml, cib_options); rc = pcmk_legacy2rc(rc); if (rc == pcmk_rc_ok) { out->info(out, "Set attribute: name=%s value=%s", attr_name, attr_value); } return rc; } else { resources = find_matching_attr_resources(out, rsc, requested_name, attr_set, attr_set_type, attr_id, attr_name, cib, "update", force); } /* If the user specified attr_set or attr_id, the intent is to modify a * single resource, which will be the last item in the list. */ if ((attr_set != NULL) || (attr_id != NULL)) { GList *last = g_list_last(resources); resources = g_list_remove_link(resources, last); g_list_free(resources); resources = last; } for (GList *iter = resources; iter != NULL; iter = iter->next) { char *lookup_id = NULL; char *local_attr_set = NULL; const char *rsc_attr_id = attr_id; const char *rsc_attr_set = attr_set; xmlNode *xml_top = NULL; xmlNode *xml_obj = NULL; found_attr_id = NULL; rsc = (pcmk_resource_t *) iter->data; lookup_id = clone_strip(rsc->id); /* Could be a cloned group! */ rc = find_resource_attr(out, cib, PCMK_XA_ID, lookup_id, attr_set_type, attr_set, attr_id, attr_name, &found_attr_id); switch (rc) { case pcmk_rc_ok: crm_debug("Found a match for name=%s: id=%s", attr_name, found_attr_id); rsc_attr_id = found_attr_id; break; case ENXIO: if (rsc_attr_set == NULL) { local_attr_set = crm_strdup_printf("%s-%s", lookup_id, attr_set_type); rsc_attr_set = local_attr_set; } if (rsc_attr_id == NULL) { found_attr_id = crm_strdup_printf("%s-%s", rsc_attr_set, attr_name); rsc_attr_id = found_attr_id; } xml_top = create_xml_node(NULL, (const char *) rsc->xml->name); crm_xml_add(xml_top, PCMK_XA_ID, lookup_id); xml_obj = create_xml_node(xml_top, attr_set_type); crm_xml_add(xml_obj, PCMK_XA_ID, rsc_attr_set); break; default: free(lookup_id); free(found_attr_id); g_list_free(resources); return rc; } xml_obj = crm_create_nvpair_xml(xml_obj, rsc_attr_id, attr_name, attr_value); if (xml_top == NULL) { xml_top = xml_obj; } crm_log_xml_debug(xml_top, "Update"); rc = cib->cmds->modify(cib, XML_CIB_TAG_RESOURCES, xml_top, cib_options); rc = pcmk_legacy2rc(rc); if (rc == pcmk_rc_ok) { out->info(out, "Set '%s' option: id=%s%s%s%s%s value=%s", lookup_id, found_attr_id, ((rsc_attr_set == NULL)? "" : " set="), pcmk__s(rsc_attr_set, ""), ((attr_name == NULL)? "" : " name="), pcmk__s(attr_name, ""), attr_value); } free_xml(xml_top); free(lookup_id); free(found_attr_id); free(local_attr_set); if (recursive && pcmk__str_eq(attr_set_type, XML_TAG_META_SETS, pcmk__str_casei)) { GList *lpc = NULL; static bool need_init = true; if (need_init) { need_init = false; pcmk__unpack_constraints(rsc->cluster); pe__clear_resource_flags_on_all(rsc->cluster, pcmk_rsc_detect_loop); } /* We want to set the attribute only on resources explicitly * colocated with this one, so we use rsc->rsc_cons_lhs directly * rather than the with_this_colocations() method. */ pe__set_resource_flags(rsc, pcmk_rsc_detect_loop); for (lpc = rsc->rsc_cons_lhs; lpc != NULL; lpc = lpc->next) { pcmk__colocation_t *cons = (pcmk__colocation_t *) lpc->data; crm_debug("Checking %s %d", cons->id, cons->score); if (!pcmk_is_set(cons->dependent->flags, pcmk_rsc_detect_loop) && (cons->score > 0)) { crm_debug("Setting %s=%s for dependent resource %s", attr_name, attr_value, cons->dependent->id); cli_resource_update_attribute(cons->dependent, cons->dependent->id, NULL, attr_set_type, NULL, attr_name, attr_value, recursive, cib, cib_options, force); } } } } g_list_free(resources); return rc; } // \return Standard Pacemaker return code int cli_resource_delete_attribute(pcmk_resource_t *rsc, const char *requested_name, const char *attr_set, const char *attr_set_type, const char *attr_id, const char *attr_name, cib_t *cib, int cib_options, gboolean force) { pcmk__output_t *out = rsc->cluster->priv; int rc = pcmk_rc_ok; GList/**/ *resources = NULL; if ((attr_id == NULL) && !force) { find_resource_attr(out, cib, PCMK_XA_ID, pe__const_top_resource(rsc, false)->id, NULL, NULL, NULL, attr_name, NULL); } if (pcmk__str_eq(attr_set_type, XML_TAG_META_SETS, pcmk__str_casei)) { resources = find_matching_attr_resources(out, rsc, requested_name, attr_set, attr_set_type, attr_id, attr_name, cib, "delete", force); } else if (pcmk__str_eq(attr_set_type, ATTR_SET_ELEMENT, pcmk__str_none)) { xml_remove_prop(rsc->xml, attr_name); CRM_ASSERT(cib != NULL); rc = cib->cmds->replace(cib, XML_CIB_TAG_RESOURCES, rsc->xml, cib_options); rc = pcmk_legacy2rc(rc); if (rc == pcmk_rc_ok) { out->info(out, "Deleted attribute: %s", attr_name); } return rc; } else { resources = g_list_append(resources, rsc); } for (GList *iter = resources; iter != NULL; iter = iter->next) { char *lookup_id = NULL; xmlNode *xml_obj = NULL; char *found_attr_id = NULL; const char *rsc_attr_id = attr_id; rsc = (pcmk_resource_t *) iter->data; lookup_id = clone_strip(rsc->id); rc = find_resource_attr(out, cib, PCMK_XA_ID, lookup_id, attr_set_type, attr_set, attr_id, attr_name, &found_attr_id); switch (rc) { case pcmk_rc_ok: break; case ENXIO: free(lookup_id); rc = pcmk_rc_ok; continue; default: free(lookup_id); g_list_free(resources); return rc; } if (rsc_attr_id == NULL) { rsc_attr_id = found_attr_id; } xml_obj = crm_create_nvpair_xml(NULL, rsc_attr_id, attr_name, NULL); crm_log_xml_debug(xml_obj, "Delete"); CRM_ASSERT(cib); rc = cib->cmds->remove(cib, XML_CIB_TAG_RESOURCES, xml_obj, cib_options); rc = pcmk_legacy2rc(rc); if (rc == pcmk_rc_ok) { out->info(out, "Deleted '%s' option: id=%s%s%s%s%s", lookup_id, found_attr_id, ((attr_set == NULL)? "" : " set="), pcmk__s(attr_set, ""), ((attr_name == NULL)? "" : " name="), pcmk__s(attr_name, "")); } free(lookup_id); free_xml(xml_obj); free(found_attr_id); } g_list_free(resources); return rc; } // \return Standard Pacemaker return code static int send_lrm_rsc_op(pcmk_ipc_api_t *controld_api, bool do_fail_resource, const char *host_uname, const char *rsc_id, pcmk_scheduler_t *scheduler) { pcmk__output_t *out = scheduler->priv; const char *router_node = host_uname; const char *rsc_api_id = NULL; const char *rsc_long_id = NULL; const char *rsc_class = NULL; const char *rsc_provider = NULL; const char *rsc_type = NULL; bool cib_only = false; pcmk_resource_t *rsc = pe_find_resource(scheduler->resources, rsc_id); if (rsc == NULL) { out->err(out, "Resource %s not found", rsc_id); return ENXIO; } else if (rsc->variant != pcmk_rsc_variant_primitive) { out->err(out, "We can only process primitive resources, not %s", rsc_id); return EINVAL; } rsc_class = crm_element_value(rsc->xml, XML_AGENT_ATTR_CLASS); rsc_provider = crm_element_value(rsc->xml, XML_AGENT_ATTR_PROVIDER), rsc_type = crm_element_value(rsc->xml, XML_ATTR_TYPE); if ((rsc_class == NULL) || (rsc_type == NULL)) { out->err(out, "Resource %s does not have a class and type", rsc_id); return EINVAL; } { pcmk_node_t *node = pe_find_node(scheduler->nodes, host_uname); if (node == NULL) { out->err(out, "Node %s not found", host_uname); return pcmk_rc_node_unknown; } if (!(node->details->online)) { if (do_fail_resource) { out->err(out, "Node %s is not online", host_uname); return ENOTCONN; } else { cib_only = true; } } if (!cib_only && pe__is_guest_or_remote_node(node)) { node = pe__current_node(node->details->remote_rsc); if (node == NULL) { out->err(out, "No cluster connection to Pacemaker Remote node %s detected", host_uname); return ENOTCONN; } router_node = node->details->uname; } } if (rsc->clone_name) { rsc_api_id = rsc->clone_name; rsc_long_id = rsc->id; } else { rsc_api_id = rsc->id; } if (do_fail_resource) { return pcmk_controld_api_fail(controld_api, host_uname, router_node, rsc_api_id, rsc_long_id, rsc_class, rsc_provider, rsc_type); } else { return pcmk_controld_api_refresh(controld_api, host_uname, router_node, rsc_api_id, rsc_long_id, rsc_class, rsc_provider, rsc_type, cib_only); } } /*! * \internal * \brief Get resource name as used in failure-related node attributes * * \param[in] rsc Resource to check * * \return Newly allocated string containing resource's fail name * \note The caller is responsible for freeing the result. */ static inline char * rsc_fail_name(const pcmk_resource_t *rsc) { const char *name = (rsc->clone_name? rsc->clone_name : rsc->id); if (pcmk_is_set(rsc->flags, pcmk_rsc_unique)) { return strdup(name); } return clone_strip(name); } // \return Standard Pacemaker return code static int clear_rsc_history(pcmk_ipc_api_t *controld_api, const char *host_uname, const char *rsc_id, pcmk_scheduler_t *scheduler) { int rc = pcmk_rc_ok; /* Erase the resource's entire LRM history in the CIB, even if we're only * clearing a single operation's fail count. If we erased only entries for a * single operation, we might wind up with a wrong idea of the current * resource state, and we might not re-probe the resource. */ rc = send_lrm_rsc_op(controld_api, false, host_uname, rsc_id, scheduler); if (rc != pcmk_rc_ok) { return rc; } crm_trace("Processing %d mainloop inputs", pcmk_controld_api_replies_expected(controld_api)); while (g_main_context_iteration(NULL, FALSE)) { crm_trace("Processed mainloop input, %d still remaining", pcmk_controld_api_replies_expected(controld_api)); } return rc; } // \return Standard Pacemaker return code static int clear_rsc_failures(pcmk__output_t *out, pcmk_ipc_api_t *controld_api, const char *node_name, const char *rsc_id, const char *operation, const char *interval_spec, pcmk_scheduler_t *scheduler) { int rc = pcmk_rc_ok; const char *failed_value = NULL; const char *failed_id = NULL; char *interval_ms_s = NULL; GHashTable *rscs = NULL; GHashTableIter iter; /* Create a hash table to use as a set of resources to clean. This lets us * clean each resource only once (per node) regardless of how many failed * operations it has. */ rscs = pcmk__strkey_table(NULL, NULL); // Normalize interval to milliseconds for comparison to history entry if (operation) { guint interval_ms = 0U; pcmk_parse_interval_spec(interval_spec, &interval_ms); interval_ms_s = crm_strdup_printf("%u", interval_ms); } for (xmlNode *xml_op = pcmk__xml_first_child(scheduler->failed); xml_op != NULL; xml_op = pcmk__xml_next(xml_op)) { failed_id = crm_element_value(xml_op, XML_LRM_ATTR_RSCID); if (failed_id == NULL) { // Malformed history entry, should never happen continue; } // No resource specified means all resources match if (rsc_id) { pcmk_resource_t *fail_rsc = NULL; fail_rsc = pe_find_resource_with_flags(scheduler->resources, failed_id, pcmk_rsc_match_history |pcmk_rsc_match_anon_basename); if (!fail_rsc || !pcmk__str_eq(rsc_id, fail_rsc->id, pcmk__str_casei)) { continue; } } // Host name should always have been provided by this point failed_value = crm_element_value(xml_op, XML_ATTR_UNAME); if (!pcmk__str_eq(node_name, failed_value, pcmk__str_casei)) { continue; } // No operation specified means all operations match if (operation) { failed_value = crm_element_value(xml_op, XML_LRM_ATTR_TASK); if (!pcmk__str_eq(operation, failed_value, pcmk__str_casei)) { continue; } // Interval (if operation was specified) defaults to 0 (not all) failed_value = crm_element_value(xml_op, XML_LRM_ATTR_INTERVAL_MS); if (!pcmk__str_eq(interval_ms_s, failed_value, pcmk__str_casei)) { continue; } } g_hash_table_add(rscs, (gpointer) failed_id); } free(interval_ms_s); g_hash_table_iter_init(&iter, rscs); while (g_hash_table_iter_next(&iter, (gpointer *) &failed_id, NULL)) { crm_debug("Erasing failures of %s on %s", failed_id, node_name); rc = clear_rsc_history(controld_api, node_name, failed_id, scheduler); if (rc != pcmk_rc_ok) { return rc; } } g_hash_table_destroy(rscs); return rc; } // \return Standard Pacemaker return code static int clear_rsc_fail_attrs(const pcmk_resource_t *rsc, const char *operation, const char *interval_spec, const pcmk_node_t *node) { int rc = pcmk_rc_ok; int attr_options = pcmk__node_attr_none; char *rsc_name = rsc_fail_name(rsc); if (pe__is_guest_or_remote_node(node)) { attr_options |= pcmk__node_attr_remote; } rc = pcmk__attrd_api_clear_failures(NULL, node->details->uname, rsc_name, operation, interval_spec, NULL, attr_options); free(rsc_name); return rc; } // \return Standard Pacemaker return code int cli_resource_delete(pcmk_ipc_api_t *controld_api, const char *host_uname, const pcmk_resource_t *rsc, const char *operation, const char *interval_spec, bool just_failures, pcmk_scheduler_t *scheduler, gboolean force) { pcmk__output_t *out = scheduler->priv; int rc = pcmk_rc_ok; pcmk_node_t *node = NULL; if (rsc == NULL) { return ENXIO; } else if (rsc->children) { for (const GList *lpc = rsc->children; lpc != NULL; lpc = lpc->next) { const pcmk_resource_t *child = (const pcmk_resource_t *) lpc->data; rc = cli_resource_delete(controld_api, host_uname, child, operation, interval_spec, just_failures, scheduler, force); if (rc != pcmk_rc_ok) { return rc; } } return pcmk_rc_ok; } else if (host_uname == NULL) { GList *lpc = NULL; GList *nodes = g_hash_table_get_values(rsc->known_on); if(nodes == NULL && force) { nodes = pcmk__copy_node_list(scheduler->nodes, false); } else if(nodes == NULL && rsc->exclusive_discover) { GHashTableIter iter; pcmk_node_t *node = NULL; g_hash_table_iter_init(&iter, rsc->allowed_nodes); while (g_hash_table_iter_next(&iter, NULL, (void**)&node)) { if(node->weight >= 0) { nodes = g_list_prepend(nodes, node); } } } else if(nodes == NULL) { nodes = g_hash_table_get_values(rsc->allowed_nodes); } for (lpc = nodes; lpc != NULL; lpc = lpc->next) { node = (pcmk_node_t *) lpc->data; if (node->details->online) { rc = cli_resource_delete(controld_api, node->details->uname, rsc, operation, interval_spec, just_failures, scheduler, force); } if (rc != pcmk_rc_ok) { g_list_free(nodes); return rc; } } g_list_free(nodes); return pcmk_rc_ok; } node = pe_find_node(scheduler->nodes, host_uname); if (node == NULL) { out->err(out, "Unable to clean up %s because node %s not found", rsc->id, host_uname); return ENODEV; } if (!node->details->rsc_discovery_enabled) { out->err(out, "Unable to clean up %s because resource discovery disabled on %s", rsc->id, host_uname); return EOPNOTSUPP; } if (controld_api == NULL) { out->err(out, "Dry run: skipping clean-up of %s on %s due to CIB_file", rsc->id, host_uname); return pcmk_rc_ok; } rc = clear_rsc_fail_attrs(rsc, operation, interval_spec, node); if (rc != pcmk_rc_ok) { out->err(out, "Unable to clean up %s failures on %s: %s", rsc->id, host_uname, pcmk_rc_str(rc)); return rc; } if (just_failures) { rc = clear_rsc_failures(out, controld_api, host_uname, rsc->id, operation, interval_spec, scheduler); } else { rc = clear_rsc_history(controld_api, host_uname, rsc->id, scheduler); } if (rc != pcmk_rc_ok) { out->err(out, "Cleaned %s failures on %s, but unable to clean history: %s", rsc->id, host_uname, pcmk_rc_str(rc)); } else { out->info(out, "Cleaned up %s on %s", rsc->id, host_uname); } return rc; } // \return Standard Pacemaker return code int cli_cleanup_all(pcmk_ipc_api_t *controld_api, const char *node_name, const char *operation, const char *interval_spec, pcmk_scheduler_t *scheduler) { pcmk__output_t *out = scheduler->priv; int rc = pcmk_rc_ok; int attr_options = pcmk__node_attr_none; const char *display_name = node_name? node_name : "all nodes"; if (controld_api == NULL) { out->info(out, "Dry run: skipping clean-up of %s due to CIB_file", display_name); return rc; } if (node_name) { pcmk_node_t *node = pe_find_node(scheduler->nodes, node_name); if (node == NULL) { out->err(out, "Unknown node: %s", node_name); return ENXIO; } if (pe__is_guest_or_remote_node(node)) { attr_options |= pcmk__node_attr_remote; } } rc = pcmk__attrd_api_clear_failures(NULL, node_name, NULL, operation, interval_spec, NULL, attr_options); if (rc != pcmk_rc_ok) { out->err(out, "Unable to clean up all failures on %s: %s", display_name, pcmk_rc_str(rc)); return rc; } if (node_name) { rc = clear_rsc_failures(out, controld_api, node_name, NULL, operation, interval_spec, scheduler); if (rc != pcmk_rc_ok) { out->err(out, "Cleaned all resource failures on %s, but unable to clean history: %s", node_name, pcmk_rc_str(rc)); return rc; } } else { for (GList *iter = scheduler->nodes; iter; iter = iter->next) { pcmk_node_t *node = (pcmk_node_t *) iter->data; rc = clear_rsc_failures(out, controld_api, node->details->uname, NULL, operation, interval_spec, scheduler); if (rc != pcmk_rc_ok) { out->err(out, "Cleaned all resource failures on all nodes, but unable to clean history: %s", pcmk_rc_str(rc)); return rc; } } } out->info(out, "Cleaned up all resources on %s", display_name); return rc; } static void check_role(resource_checks_t *checks) { const char *role_s = g_hash_table_lookup(checks->rsc->meta, - XML_RSC_ATTR_TARGET_ROLE); + PCMK_META_TARGET_ROLE); if (role_s == NULL) { return; } switch (text2role(role_s)) { case pcmk_role_stopped: checks->flags |= rsc_remain_stopped; break; case pcmk_role_unpromoted: if (pcmk_is_set(pe__const_top_resource(checks->rsc, false)->flags, pcmk_rsc_promotable)) { checks->flags |= rsc_unpromotable; } break; default: break; } } static void check_managed(resource_checks_t *checks) { const char *managed_s = g_hash_table_lookup(checks->rsc->meta, PCMK_META_IS_MANAGED); if ((managed_s != NULL) && !crm_is_true(managed_s)) { checks->flags |= rsc_unmanaged; } } static void check_locked(resource_checks_t *checks) { if (checks->rsc->lock_node != NULL) { checks->flags |= rsc_locked; checks->lock_node = checks->rsc->lock_node->details->uname; } } static bool node_is_unhealthy(pcmk_node_t *node) { switch (pe__health_strategy(node->details->data_set)) { case pcmk__health_strategy_none: break; case pcmk__health_strategy_no_red: if (pe__node_health(node) < 0) { return true; } break; case pcmk__health_strategy_only_green: if (pe__node_health(node) <= 0) { return true; } break; case pcmk__health_strategy_progressive: case pcmk__health_strategy_custom: /* @TODO These are finite scores, possibly with rules, and possibly * combining with other scores, so attributing these as a cause is * nontrivial. */ break; } return false; } static void check_node_health(resource_checks_t *checks, pcmk_node_t *node) { if (node == NULL) { GHashTableIter iter; bool allowed = false; bool all_nodes_unhealthy = true; g_hash_table_iter_init(&iter, checks->rsc->allowed_nodes); while (g_hash_table_iter_next(&iter, NULL, (void **) &node)) { allowed = true; if (!node_is_unhealthy(node)) { all_nodes_unhealthy = false; break; } } if (allowed && all_nodes_unhealthy) { checks->flags |= rsc_node_health; } } else if (node_is_unhealthy(node)) { checks->flags |= rsc_node_health; } } int cli_resource_check(pcmk__output_t *out, pcmk_resource_t *rsc, pcmk_node_t *node) { resource_checks_t checks = { .rsc = rsc }; check_role(&checks); check_managed(&checks); check_locked(&checks); check_node_health(&checks, node); return out->message(out, "resource-check-list", &checks); } // \return Standard Pacemaker return code int cli_resource_fail(pcmk_ipc_api_t *controld_api, const char *host_uname, const char *rsc_id, pcmk_scheduler_t *scheduler) { crm_notice("Failing %s on %s", rsc_id, host_uname); return send_lrm_rsc_op(controld_api, true, host_uname, rsc_id, scheduler); } static GHashTable * generate_resource_params(pcmk_resource_t *rsc, pcmk_node_t *node, pcmk_scheduler_t *scheduler) { GHashTable *params = NULL; GHashTable *meta = NULL; GHashTable *combined = NULL; GHashTableIter iter; char *key = NULL; char *value = NULL; combined = pcmk__strkey_table(free, free); params = pe_rsc_params(rsc, node, scheduler); if (params != NULL) { g_hash_table_iter_init(&iter, params); while (g_hash_table_iter_next(&iter, (gpointer *) & key, (gpointer *) & value)) { g_hash_table_insert(combined, strdup(key), strdup(value)); } } meta = pcmk__strkey_table(free, free); get_meta_attributes(meta, rsc, node, scheduler); if (meta != NULL) { g_hash_table_iter_init(&iter, meta); while (g_hash_table_iter_next(&iter, (gpointer *) & key, (gpointer *) & value)) { char *crm_name = crm_meta_name(key); g_hash_table_insert(combined, crm_name, strdup(value)); } g_hash_table_destroy(meta); } return combined; } bool resource_is_running_on(pcmk_resource_t *rsc, const char *host) { bool found = true; GList *hIter = NULL; GList *hosts = NULL; if (rsc == NULL) { return false; } rsc->fns->location(rsc, &hosts, TRUE); for (hIter = hosts; host != NULL && hIter != NULL; hIter = hIter->next) { pcmk_node_t *node = (pcmk_node_t *) hIter->data; if (pcmk__strcase_any_of(host, node->details->uname, node->details->id, NULL)) { crm_trace("Resource %s is running on %s\n", rsc->id, host); goto done; } } if (host != NULL) { crm_trace("Resource %s is not running on: %s\n", rsc->id, host); found = false; } else if(host == NULL && hosts == NULL) { crm_trace("Resource %s is not running\n", rsc->id); found = false; } done: g_list_free(hosts); return found; } /*! * \internal * \brief Create a list of all resources active on host from a given list * * \param[in] host Name of host to check whether resources are active * \param[in] rsc_list List of resources to check * * \return New list of resources from list that are active on host */ static GList * get_active_resources(const char *host, GList *rsc_list) { GList *rIter = NULL; GList *active = NULL; for (rIter = rsc_list; rIter != NULL; rIter = rIter->next) { pcmk_resource_t *rsc = (pcmk_resource_t *) rIter->data; /* Expand groups to their members, because if we're restarting a member * other than the first, we can't otherwise tell which resources are * stopping and starting. */ if (rsc->variant == pcmk_rsc_variant_group) { active = g_list_concat(active, get_active_resources(host, rsc->children)); } else if (resource_is_running_on(rsc, host)) { active = g_list_append(active, strdup(rsc->id)); } } return active; } static void dump_list(GList *items, const char *tag) { int lpc = 0; GList *item = NULL; for (item = items; item != NULL; item = item->next) { crm_trace("%s[%d]: %s", tag, lpc, (char*)item->data); lpc++; } } static void display_list(pcmk__output_t *out, GList *items, const char *tag) { GList *item = NULL; for (item = items; item != NULL; item = item->next) { out->info(out, "%s%s", tag, (const char *)item->data); } } /*! * \internal * \brief Upgrade XML to latest schema version and use it as scheduler input * * This also updates the scheduler timestamp to the current time. * * \param[in,out] scheduler Scheduler data to update * \param[in,out] xml XML to use as input * * \return Standard Pacemaker return code * \note On success, caller is responsible for freeing memory allocated for * scheduler->now. * \todo This follows the example of other callers of cli_config_update() * and returns ENOKEY ("Required key not available") if that fails, * but perhaps pcmk_rc_schema_validation would be better in that case. */ int update_scheduler_input(pcmk_scheduler_t *scheduler, xmlNode **xml) { if (cli_config_update(xml, NULL, FALSE) == FALSE) { return ENOKEY; } scheduler->input = *xml; scheduler->now = crm_time_new(NULL); return pcmk_rc_ok; } /*! * \internal * \brief Update scheduler XML input based on a CIB query * * \param[in] scheduler Scheduler data to initialize * \param[in] cib Connection to the CIB manager * * \return Standard Pacemaker return code * \note On success, caller is responsible for freeing memory allocated for * scheduler->input and scheduler->now. */ static int update_scheduler_input_to_cib(pcmk__output_t *out, pcmk_scheduler_t *scheduler, cib_t *cib) { xmlNode *cib_xml_copy = NULL; int rc = pcmk_rc_ok; rc = cib->cmds->query(cib, NULL, &cib_xml_copy, cib_scope_local | cib_sync_call); rc = pcmk_legacy2rc(rc); if (rc != pcmk_rc_ok) { out->err(out, "Could not obtain the current CIB: %s (%d)", pcmk_rc_str(rc), rc); return rc; } rc = update_scheduler_input(scheduler, &cib_xml_copy); if (rc != pcmk_rc_ok) { out->err(out, "Could not upgrade the current CIB XML"); free_xml(cib_xml_copy); return rc; } return rc; } // \return Standard Pacemaker return code static int update_dataset(cib_t *cib, pcmk_scheduler_t *scheduler, bool simulate) { char *pid = NULL; char *shadow_file = NULL; cib_t *shadow_cib = NULL; int rc = pcmk_rc_ok; pcmk__output_t *out = scheduler->priv; pe_reset_working_set(scheduler); pe__set_working_set_flags(scheduler, pcmk_sched_no_counts|pcmk_sched_no_compat); rc = update_scheduler_input_to_cib(out, scheduler, cib); if (rc != pcmk_rc_ok) { return rc; } if(simulate) { bool prev_quiet = false; pid = pcmk__getpid_s(); shadow_cib = cib_shadow_new(pid); shadow_file = get_shadow_file(pid); if (shadow_cib == NULL) { out->err(out, "Could not create shadow cib: '%s'", pid); rc = ENXIO; goto done; } rc = write_xml_file(scheduler->input, shadow_file, FALSE); if (rc < 0) { out->err(out, "Could not populate shadow cib: %s (%d)", pcmk_strerror(rc), rc); goto done; } rc = shadow_cib->cmds->signon(shadow_cib, crm_system_name, cib_command); rc = pcmk_legacy2rc(rc); if (rc != pcmk_rc_ok) { out->err(out, "Could not connect to shadow cib: %s (%d)", pcmk_rc_str(rc), rc); goto done; } pcmk__schedule_actions(scheduler->input, pcmk_sched_no_counts|pcmk_sched_no_compat, scheduler); prev_quiet = out->is_quiet(out); out->quiet = true; pcmk__simulate_transition(scheduler, shadow_cib, NULL); out->quiet = prev_quiet; rc = update_dataset(shadow_cib, scheduler, false); } else { cluster_status(scheduler); } done: // Do not free scheduler->input here, we need rsc->xml to be valid later on cib_delete(shadow_cib); free(pid); if(shadow_file) { unlink(shadow_file); free(shadow_file); } return rc; } /*! * \internal * \brief Find the maximum stop timeout of a resource and its children (if any) * * \param[in,out] rsc Resource to get timeout for * * \return Maximum stop timeout for \p rsc (in milliseconds) */ static int max_rsc_stop_timeout(pcmk_resource_t *rsc) { long long result_ll; int max_delay = 0; xmlNode *config = NULL; GHashTable *meta = NULL; if (rsc == NULL) { return 0; } // If resource is collective, use maximum of its children's stop timeouts if (rsc->children != NULL) { for (GList *iter = rsc->children; iter; iter = iter->next) { pcmk_resource_t *child = iter->data; int delay = max_rsc_stop_timeout(child); if (delay > max_delay) { pcmk__rsc_trace(rsc, "Maximum stop timeout for %s is now %s " "due to %s", rsc->id, pcmk__readable_interval(delay), child->id); max_delay = delay; } } return max_delay; } // Get resource's stop action configuration from CIB config = pcmk__find_action_config(rsc, PCMK_ACTION_STOP, 0, true); /* Get configured timeout for stop action (fully evaluated for rules, * defaults, etc.). * * @TODO This currently ignores node (which might matter for rules) */ meta = pcmk__unpack_action_meta(rsc, NULL, PCMK_ACTION_STOP, 0, config); if ((pcmk__scan_ll(g_hash_table_lookup(meta, XML_ATTR_TIMEOUT), &result_ll, -1LL) == pcmk_rc_ok) && (result_ll >= 0) && (result_ll <= INT_MAX)) { max_delay = (int) result_ll; } g_hash_table_destroy(meta); return max_delay; } /*! * \internal * \brief Find a reasonable waiting time for stopping any one resource in a list * * \param[in,out] scheduler Scheduler data * \param[in] resources List of names of resources that will be stopped * * \return Rough estimate of a reasonable time to wait (in seconds) to stop any * one resource in \p resources * \note This estimate is very rough, simply the maximum stop timeout of all * given resources and their children, plus a small fudge factor. It does * not account for children that must be stopped in sequence, action * throttling, or any demotions needed. It checks the stop timeout, even * if the resources in question are actually being started. */ static int wait_time_estimate(pcmk_scheduler_t *scheduler, const GList *resources) { int max_delay = 0; // Find maximum stop timeout in milliseconds for (const GList *item = resources; item != NULL; item = item->next) { pcmk_resource_t *rsc = pe_find_resource(scheduler->resources, (const char *) item->data); int delay = max_rsc_stop_timeout(rsc); if (delay > max_delay) { pcmk__rsc_trace(rsc, "Wait time is now %s due to %s", pcmk__readable_interval(delay), rsc->id); max_delay = delay; } } return (max_delay / 1000) + 5; } #define waiting_for_starts(d, r, h) ((d != NULL) || \ (!resource_is_running_on((r), (h)))) /*! * \internal * \brief Restart a resource (on a particular host if requested). * * \param[in,out] out Output object * \param[in,out] rsc The resource to restart * \param[in] node Node to restart resource on (NULL for all) * \param[in] move_lifetime If not NULL, how long constraint should * remain in effect (as ISO 8601 string) * \param[in] timeout_ms Consider failed if actions do not complete * in this time (specified in milliseconds, * but a two-second granularity is actually * used; if 0, it will be calculated based on * the resource timeout) * \param[in,out] cib Connection to the CIB manager * \param[in] cib_options Group of enum cib_call_options flags to * use with CIB calls * \param[in] promoted_role_only If true, limit to promoted instances * \param[in] force If true, apply only to requested instance * if part of a collective resource * * \return Standard Pacemaker return code (exits on certain failures) */ int cli_resource_restart(pcmk__output_t *out, pcmk_resource_t *rsc, const pcmk_node_t *node, const char *move_lifetime, int timeout_ms, cib_t *cib, int cib_options, gboolean promoted_role_only, gboolean force) { int rc = pcmk_rc_ok; int lpc = 0; int before = 0; int step_timeout_s = 0; int sleep_interval = 2; int timeout = timeout_ms / 1000; bool stop_via_ban = false; char *rsc_id = NULL; char *lookup_id = NULL; char *orig_target_role = NULL; GList *list_delta = NULL; GList *target_active = NULL; GList *current_active = NULL; GList *restart_target_active = NULL; pcmk_scheduler_t *scheduler = NULL; pcmk_resource_t *parent = uber_parent(rsc); bool running = false; const char *id = rsc->clone_name ? rsc->clone_name : rsc->id; const char *host = node ? node->details->uname : NULL; /* If the implicit resource or primitive resource of a bundle is given, operate on the * bundle itself instead. */ if (pe_rsc_is_bundled(rsc)) { rsc = parent->parent; } running = resource_is_running_on(rsc, host); if (pe_rsc_is_clone(parent) && !running) { if (pe_rsc_is_unique_clone(parent)) { lookup_id = strdup(rsc->id); } else { lookup_id = clone_strip(rsc->id); } rsc = parent->fns->find_rsc(parent, lookup_id, node, pcmk_rsc_match_basename |pcmk_rsc_match_current_node); free(lookup_id); running = resource_is_running_on(rsc, host); } if (!running) { if (host) { out->err(out, "%s is not running on %s and so cannot be restarted", id, host); } else { out->err(out, "%s is not running anywhere and so cannot be restarted", id); } return ENXIO; } if (!pcmk_is_set(rsc->flags, pcmk_rsc_managed)) { out->err(out, "Unmanaged resources cannot be restarted."); return EAGAIN; } rsc_id = strdup(rsc->id); if (pe_rsc_is_unique_clone(parent)) { lookup_id = strdup(rsc->id); } else { lookup_id = clone_strip(rsc->id); } if (host) { if (pe_rsc_is_clone(rsc) || pe_bundle_replicas(rsc)) { stop_via_ban = true; } else if (pe_rsc_is_clone(parent)) { stop_via_ban = true; free(lookup_id); lookup_id = strdup(parent->id); } } /* grab full cib determine originally active resources disable or ban poll cib and watch for affected resources to get stopped without --timeout, calculate the stop timeout for each step and wait for that if we hit --timeout or the service timeout, re-enable or un-ban, report failure and indicate which resources we couldn't take down if everything stopped, re-enable or un-ban poll cib and watch for affected resources to get started without --timeout, calculate the start timeout for each step and wait for that if we hit --timeout or the service timeout, report (different) failure and indicate which resources we couldn't bring back up report success Optimizations: - use constraints to determine ordered list of affected resources - Allow a --no-deps option (aka. --force-restart) */ scheduler = pe_new_working_set(); if (scheduler == NULL) { rc = errno; out->err(out, "Could not allocate scheduler data: %s", pcmk_rc_str(rc)); goto done; } scheduler->priv = out; rc = update_dataset(cib, scheduler, false); if(rc != pcmk_rc_ok) { out->err(out, "Could not get new resource list: %s (%d)", pcmk_rc_str(rc), rc); goto done; } restart_target_active = get_active_resources(host, scheduler->resources); current_active = get_active_resources(host, scheduler->resources); dump_list(current_active, "Origin"); if (stop_via_ban) { /* Stop the clone or bundle instance by banning it from the host */ out->quiet = true; rc = cli_resource_ban(out, lookup_id, host, move_lifetime, cib, cib_options, promoted_role_only, PCMK__ROLE_PROMOTED); } else { /* Stop the resource by setting target-role to Stopped. * Remember any existing target-role so we can restore it later * (though it only makes any difference if it's Unpromoted). */ find_resource_attr(out, cib, XML_NVPAIR_ATTR_VALUE, lookup_id, NULL, NULL, - NULL, XML_RSC_ATTR_TARGET_ROLE, &orig_target_role); + NULL, PCMK_META_TARGET_ROLE, &orig_target_role); rc = cli_resource_update_attribute(rsc, rsc_id, NULL, XML_TAG_META_SETS, - NULL, XML_RSC_ATTR_TARGET_ROLE, + NULL, PCMK_META_TARGET_ROLE, PCMK_ACTION_STOPPED, FALSE, cib, cib_options, force); } if(rc != pcmk_rc_ok) { out->err(out, "Could not set target-role for %s: %s (%d)", rsc_id, pcmk_rc_str(rc), rc); if (current_active != NULL) { g_list_free_full(current_active, free); current_active = NULL; } if (restart_target_active != NULL) { g_list_free_full(restart_target_active, free); restart_target_active = NULL; } goto done; } rc = update_dataset(cib, scheduler, true); if(rc != pcmk_rc_ok) { out->err(out, "Could not determine which resources would be stopped"); goto failure; } target_active = get_active_resources(host, scheduler->resources); dump_list(target_active, "Target"); list_delta = pcmk__subtract_lists(current_active, target_active, (GCompareFunc) strcmp); out->info(out, "Waiting for %d resources to stop:", g_list_length(list_delta)); display_list(out, list_delta, " * "); step_timeout_s = timeout / sleep_interval; while (list_delta != NULL) { before = g_list_length(list_delta); if(timeout_ms == 0) { step_timeout_s = wait_time_estimate(scheduler, list_delta) / sleep_interval; } /* We probably don't need the entire step timeout */ for(lpc = 0; (lpc < step_timeout_s) && (list_delta != NULL); lpc++) { sleep(sleep_interval); if(timeout) { timeout -= sleep_interval; crm_trace("%ds remaining", timeout); } rc = update_dataset(cib, scheduler, FALSE); if(rc != pcmk_rc_ok) { out->err(out, "Could not determine which resources were stopped"); goto failure; } if (current_active != NULL) { g_list_free_full(current_active, free); } current_active = get_active_resources(host, scheduler->resources); g_list_free(list_delta); list_delta = pcmk__subtract_lists(current_active, target_active, (GCompareFunc) strcmp); dump_list(current_active, "Current"); dump_list(list_delta, "Delta"); } crm_trace("%d (was %d) resources remaining", g_list_length(list_delta), before); if(before == g_list_length(list_delta)) { /* aborted during stop phase, print the contents of list_delta */ out->err(out, "Could not complete shutdown of %s, %d resources remaining", rsc_id, g_list_length(list_delta)); display_list(out, list_delta, " * "); rc = ETIME; goto failure; } } if (stop_via_ban) { rc = cli_resource_clear(lookup_id, host, NULL, cib, cib_options, true, force); } else if (orig_target_role) { rc = cli_resource_update_attribute(rsc, rsc_id, NULL, XML_TAG_META_SETS, - NULL, XML_RSC_ATTR_TARGET_ROLE, + NULL, PCMK_META_TARGET_ROLE, orig_target_role, FALSE, cib, cib_options, force); free(orig_target_role); orig_target_role = NULL; } else { rc = cli_resource_delete_attribute(rsc, rsc_id, NULL, XML_TAG_META_SETS, - NULL, XML_RSC_ATTR_TARGET_ROLE, cib, + NULL, PCMK_META_TARGET_ROLE, cib, cib_options, force); } if(rc != pcmk_rc_ok) { out->err(out, "Could not unset target-role for %s: %s (%d)", rsc_id, pcmk_rc_str(rc), rc); goto done; } if (target_active != NULL) { g_list_free_full(target_active, free); } target_active = restart_target_active; list_delta = pcmk__subtract_lists(target_active, current_active, (GCompareFunc) strcmp); out->info(out, "Waiting for %d resources to start again:", g_list_length(list_delta)); display_list(out, list_delta, " * "); step_timeout_s = timeout / sleep_interval; while (waiting_for_starts(list_delta, rsc, host)) { before = g_list_length(list_delta); if(timeout_ms == 0) { step_timeout_s = wait_time_estimate(scheduler, list_delta) / sleep_interval; } /* We probably don't need the entire step timeout */ for (lpc = 0; (lpc < step_timeout_s) && waiting_for_starts(list_delta, rsc, host); lpc++) { sleep(sleep_interval); if(timeout) { timeout -= sleep_interval; crm_trace("%ds remaining", timeout); } rc = update_dataset(cib, scheduler, false); if(rc != pcmk_rc_ok) { out->err(out, "Could not determine which resources were started"); goto failure; } /* It's OK if dependent resources moved to a different node, * so we check active resources on all nodes. */ if (current_active != NULL) { g_list_free_full(current_active, free); } current_active = get_active_resources(NULL, scheduler->resources); g_list_free(list_delta); list_delta = pcmk__subtract_lists(target_active, current_active, (GCompareFunc) strcmp); dump_list(current_active, "Current"); dump_list(list_delta, "Delta"); } if(before == g_list_length(list_delta)) { /* aborted during start phase, print the contents of list_delta */ out->err(out, "Could not complete restart of %s, %d resources remaining", rsc_id, g_list_length(list_delta)); display_list(out, list_delta, " * "); rc = ETIME; goto failure; } } rc = pcmk_rc_ok; goto done; failure: if (stop_via_ban) { cli_resource_clear(lookup_id, host, NULL, cib, cib_options, true, force); } else if (orig_target_role) { cli_resource_update_attribute(rsc, rsc_id, NULL, XML_TAG_META_SETS, NULL, - XML_RSC_ATTR_TARGET_ROLE, orig_target_role, + PCMK_META_TARGET_ROLE, orig_target_role, FALSE, cib, cib_options, force); free(orig_target_role); } else { cli_resource_delete_attribute(rsc, rsc_id, NULL, XML_TAG_META_SETS, - NULL, XML_RSC_ATTR_TARGET_ROLE, cib, + NULL, PCMK_META_TARGET_ROLE, cib, cib_options, force); } done: if (list_delta != NULL) { g_list_free(list_delta); } if (current_active != NULL) { g_list_free_full(current_active, free); } if (target_active != NULL && (target_active != restart_target_active)) { g_list_free_full(target_active, free); } if (restart_target_active != NULL) { g_list_free_full(restart_target_active, free); } free(rsc_id); free(lookup_id); pe_free_working_set(scheduler); return rc; } static inline bool action_is_pending(const pcmk_action_t *action) { if (pcmk_any_flags_set(action->flags, pcmk_action_optional|pcmk_action_pseudo) || !pcmk_is_set(action->flags, pcmk_action_runnable) || pcmk__str_eq(PCMK_ACTION_NOTIFY, action->task, pcmk__str_casei)) { return false; } return true; } /*! * \internal * \brief Check whether any actions in a list are pending * * \param[in] actions List of actions to check * * \return true if any actions in the list are pending, otherwise false */ static bool actions_are_pending(const GList *actions) { for (const GList *action = actions; action != NULL; action = action->next) { const pcmk_action_t *a = (const pcmk_action_t *) action->data; if (action_is_pending(a)) { crm_notice("Waiting for %s (flags=%#.8x)", a->uuid, a->flags); return true; } } return false; } static void print_pending_actions(pcmk__output_t *out, GList *actions) { GList *action; out->info(out, "Pending actions:"); for (action = actions; action != NULL; action = action->next) { pcmk_action_t *a = (pcmk_action_t *) action->data; if (!action_is_pending(a)) { continue; } if (a->node) { out->info(out, "\tAction %d: %s\ton %s", a->id, a->uuid, pe__node_name(a->node)); } else { out->info(out, "\tAction %d: %s", a->id, a->uuid); } } } /* For --wait, timeout (in seconds) to use if caller doesn't specify one */ #define WAIT_DEFAULT_TIMEOUT_S (60 * 60) /* For --wait, how long to sleep between cluster state checks */ #define WAIT_SLEEP_S (2) /*! * \internal * \brief Wait until all pending cluster actions are complete * * This waits until either the CIB's transition graph is idle or a timeout is * reached. * * \param[in,out] out Output object * \param[in] timeout_ms Consider failed if actions do not complete in * this time (specified in milliseconds, but * one-second granularity is actually used; if 0, a * default will be used) * \param[in,out] cib Connection to the CIB manager * * \return Standard Pacemaker return code */ int wait_till_stable(pcmk__output_t *out, int timeout_ms, cib_t * cib) { pcmk_scheduler_t *scheduler = NULL; xmlXPathObjectPtr search; int rc = pcmk_rc_ok; bool pending_unknown_state_resources; int timeout_s = timeout_ms? ((timeout_ms + 999) / 1000) : WAIT_DEFAULT_TIMEOUT_S; time_t expire_time = time(NULL) + timeout_s; time_t time_diff; bool printed_version_warning = out->is_quiet(out); // i.e. don't print if quiet scheduler = pe_new_working_set(); if (scheduler == NULL) { return ENOMEM; } do { /* Abort if timeout is reached */ time_diff = expire_time - time(NULL); if (time_diff > 0) { crm_info("Waiting up to %lld seconds for cluster actions to complete", (long long) time_diff); } else { print_pending_actions(out, scheduler->actions); pe_free_working_set(scheduler); return ETIME; } if (rc == pcmk_rc_ok) { /* this avoids sleep on first loop iteration */ sleep(WAIT_SLEEP_S); } /* Get latest transition graph */ pe_reset_working_set(scheduler); rc = update_scheduler_input_to_cib(out, scheduler, cib); if (rc != pcmk_rc_ok) { pe_free_working_set(scheduler); return rc; } pcmk__schedule_actions(scheduler->input, pcmk_sched_no_counts|pcmk_sched_no_compat, scheduler); if (!printed_version_warning) { /* If the DC has a different version than the local node, the two * could come to different conclusions about what actions need to be * done. Warn the user in this case. * * @TODO A possible long-term solution would be to reimplement the * wait as a new controller operation that would be forwarded to the * DC. However, that would have potential problems of its own. */ const char *dc_version = g_hash_table_lookup(scheduler->config_hash, PCMK_OPT_DC_VERSION); if (!pcmk__str_eq(dc_version, PACEMAKER_VERSION "-" BUILD_VERSION, pcmk__str_casei)) { out->info(out, "warning: wait option may not work properly in " "mixed-version cluster"); printed_version_warning = true; } } search = xpath_search(scheduler->input, "/cib/status/node_state/lrm/lrm_resources/lrm_resource/" XML_LRM_TAG_RSC_OP "[@" XML_LRM_ATTR_RC "='193']"); pending_unknown_state_resources = (numXpathResults(search) > 0); freeXpathObject(search); } while (actions_are_pending(scheduler->actions) || pending_unknown_state_resources); pe_free_working_set(scheduler); return rc; } static const char * get_action(const char *rsc_action) { const char *action = NULL; if (pcmk__str_eq(rsc_action, "validate", pcmk__str_casei)) { action = PCMK_ACTION_VALIDATE_ALL; } else if (pcmk__str_eq(rsc_action, "force-check", pcmk__str_casei)) { action = PCMK_ACTION_MONITOR; } else if (pcmk__strcase_any_of(rsc_action, "force-start", "force-stop", "force-demote", "force-promote", NULL)) { action = rsc_action+6; } else { action = rsc_action; } return action; } /*! * \brief Set up environment variables as expected by resource agents * * When the cluster executes resource agents, it adds certain environment * variables (directly or via resource meta-attributes) expected by some * resource agents. Add the essential ones that many resource agents expect, so * the behavior is the same for command-line execution. * * \param[in,out] params Resource parameters that will be passed to agent * \param[in] timeout_ms Action timeout (in milliseconds) * \param[in] check_level OCF check level * \param[in] verbosity Verbosity level */ static void set_agent_environment(GHashTable *params, int timeout_ms, int check_level, int verbosity) { g_hash_table_insert(params, strdup("CRM_meta_timeout"), crm_strdup_printf("%d", timeout_ms)); g_hash_table_insert(params, strdup(PCMK_XA_CRM_FEATURE_SET), strdup(CRM_FEATURE_SET)); if (check_level >= 0) { char *level = crm_strdup_printf("%d", check_level); setenv("OCF_CHECK_LEVEL", level, 1); free(level); } pcmk__set_env_option(PCMK__ENV_DEBUG, ((verbosity > 0)? "1" : "0"), true); if (verbosity > 1) { setenv("OCF_TRACE_RA", "1", 1); } /* A resource agent using the standard ocf-shellfuncs library will not print * messages to stderr if it doesn't have a controlling terminal (e.g. if * crm_resource is called via script or ssh). This forces it to do so. */ setenv("OCF_TRACE_FILE", "/dev/stderr", 0); } /*! * \internal * \brief Apply command-line overrides to resource parameters * * \param[in,out] params Parameters to be passed to agent * \param[in] overrides Parameters to override (or NULL if none) */ static void apply_overrides(GHashTable *params, GHashTable *overrides) { if (overrides != NULL) { GHashTableIter iter; char *name = NULL; char *value = NULL; g_hash_table_iter_init(&iter, overrides); while (g_hash_table_iter_next(&iter, (gpointer *) &name, (gpointer *) &value)) { g_hash_table_replace(params, strdup(name), strdup(value)); } } } crm_exit_t cli_resource_execute_from_params(pcmk__output_t *out, const char *rsc_name, const char *rsc_class, const char *rsc_prov, const char *rsc_type, const char *rsc_action, GHashTable *params, GHashTable *override_hash, int timeout_ms, int resource_verbose, gboolean force, int check_level) { const char *class = rsc_class; const char *action = get_action(rsc_action); crm_exit_t exit_code = CRM_EX_OK; svc_action_t *op = NULL; // If no timeout was provided, use the same default as the cluster if (timeout_ms == 0) { timeout_ms = PCMK_DEFAULT_ACTION_TIMEOUT_MS; } set_agent_environment(params, timeout_ms, check_level, resource_verbose); apply_overrides(params, override_hash); op = services__create_resource_action(rsc_name? rsc_name : "test", rsc_class, rsc_prov, rsc_type, action, 0, timeout_ms, params, 0); if (op == NULL) { out->err(out, "Could not execute %s using %s%s%s:%s: %s", action, rsc_class, (rsc_prov? ":" : ""), (rsc_prov? rsc_prov : ""), rsc_type, strerror(ENOMEM)); g_hash_table_destroy(params); return CRM_EX_OSERR; } if (pcmk__str_eq(rsc_class, PCMK_RESOURCE_CLASS_SERVICE, pcmk__str_casei)) { class = resources_find_service_class(rsc_type); } if (!pcmk__strcase_any_of(class, PCMK_RESOURCE_CLASS_OCF, PCMK_RESOURCE_CLASS_LSB, NULL)) { services__format_result(op, CRM_EX_UNIMPLEMENT_FEATURE, PCMK_EXEC_ERROR, "Manual execution of the %s standard is " "unsupported", pcmk__s(class, "unspecified")); } if (op->rc != PCMK_OCF_UNKNOWN) { exit_code = op->rc; goto done; } services_action_sync(op); // Map results to OCF codes for consistent reporting to user { enum ocf_exitcode ocf_code = services_result2ocf(class, action, op->rc); // Cast variable instead of function return to keep compilers happy exit_code = (crm_exit_t) ocf_code; } done: out->message(out, "resource-agent-action", resource_verbose, rsc_class, rsc_prov, rsc_type, rsc_name, rsc_action, override_hash, exit_code, op->status, services__exit_reason(op), op->stdout_data, op->stderr_data); services_action_free(op); return exit_code; } crm_exit_t cli_resource_execute(pcmk_resource_t *rsc, const char *requested_name, const char *rsc_action, GHashTable *override_hash, int timeout_ms, cib_t *cib, pcmk_scheduler_t *scheduler, int resource_verbose, gboolean force, int check_level) { pcmk__output_t *out = scheduler->priv; crm_exit_t exit_code = CRM_EX_OK; const char *rid = NULL; const char *rtype = NULL; const char *rprov = NULL; const char *rclass = NULL; GHashTable *params = NULL; if (pcmk__strcase_any_of(rsc_action, "force-start", "force-demote", "force-promote", NULL)) { if(pe_rsc_is_clone(rsc)) { GList *nodes = cli_resource_search(rsc, requested_name, scheduler); if(nodes != NULL && force == FALSE) { out->err(out, "It is not safe to %s %s here: the cluster claims it is already active", rsc_action, rsc->id); out->err(out, "Try setting target-role=Stopped first or specifying " "the force option"); return CRM_EX_UNSAFE; } g_list_free_full(nodes, free); } } if(pe_rsc_is_clone(rsc)) { /* Grab the first child resource in the hope it's not a group */ rsc = rsc->children->data; } if (rsc->variant == pcmk_rsc_variant_group) { out->err(out, "Sorry, the %s option doesn't support group resources", rsc_action); return CRM_EX_UNIMPLEMENT_FEATURE; } else if (pe_rsc_is_bundled(rsc)) { out->err(out, "Sorry, the %s option doesn't support bundled resources", rsc_action); return CRM_EX_UNIMPLEMENT_FEATURE; } rclass = crm_element_value(rsc->xml, XML_AGENT_ATTR_CLASS); rprov = crm_element_value(rsc->xml, XML_AGENT_ATTR_PROVIDER); rtype = crm_element_value(rsc->xml, XML_ATTR_TYPE); params = generate_resource_params(rsc, NULL /* @TODO use local node */, scheduler); if (timeout_ms == 0) { timeout_ms = pe_get_configured_timeout(rsc, get_action(rsc_action), scheduler); } rid = pe_rsc_is_anon_clone(rsc->parent)? requested_name : rsc->id; exit_code = cli_resource_execute_from_params(out, rid, rclass, rprov, rtype, rsc_action, params, override_hash, timeout_ms, resource_verbose, force, check_level); return exit_code; } // \return Standard Pacemaker return code int cli_resource_move(const pcmk_resource_t *rsc, const char *rsc_id, const char *host_name, const char *move_lifetime, cib_t *cib, int cib_options, pcmk_scheduler_t *scheduler, gboolean promoted_role_only, gboolean force) { pcmk__output_t *out = scheduler->priv; int rc = pcmk_rc_ok; unsigned int count = 0; pcmk_node_t *current = NULL; pcmk_node_t *dest = pe_find_node(scheduler->nodes, host_name); bool cur_is_dest = false; if (dest == NULL) { return pcmk_rc_node_unknown; } if (promoted_role_only && !pcmk_is_set(rsc->flags, pcmk_rsc_promotable)) { const pcmk_resource_t *p = pe__const_top_resource(rsc, false); if (pcmk_is_set(p->flags, pcmk_rsc_promotable)) { out->info(out, "Using parent '%s' for move instead of '%s'.", rsc->id, rsc_id); rsc_id = p->id; rsc = p; } else { out->info(out, "Ignoring --promoted option: %s is not promotable", rsc_id); promoted_role_only = FALSE; } } current = pe__find_active_requires(rsc, &count); if (pcmk_is_set(rsc->flags, pcmk_rsc_promotable)) { unsigned int promoted_count = 0; pcmk_node_t *promoted_node = NULL; for (const GList *iter = rsc->children; iter; iter = iter->next) { const pcmk_resource_t *child = (const pcmk_resource_t *) iter->data; enum rsc_role_e child_role = child->fns->state(child, TRUE); if (child_role == pcmk_role_promoted) { rsc = child; promoted_node = pe__current_node(child); promoted_count++; } } if (promoted_role_only || (promoted_count != 0)) { count = promoted_count; current = promoted_node; } } if (count > 1) { if (pe_rsc_is_clone(rsc)) { current = NULL; } else { return pcmk_rc_multiple; } } if (current && (current->details == dest->details)) { cur_is_dest = true; if (force) { crm_info("%s is already %s on %s, reinforcing placement with location constraint.", rsc_id, promoted_role_only?"promoted":"active", pe__node_name(dest)); } else { return pcmk_rc_already; } } /* Clear any previous prefer constraints across all nodes. */ cli_resource_clear(rsc_id, NULL, scheduler->nodes, cib, cib_options, false, force); /* Clear any previous ban constraints on 'dest'. */ cli_resource_clear(rsc_id, dest->details->uname, scheduler->nodes, cib, cib_options, TRUE, force); /* Record an explicit preference for 'dest' */ rc = cli_resource_prefer(out, rsc_id, dest->details->uname, move_lifetime, cib, cib_options, promoted_role_only, PCMK__ROLE_PROMOTED); crm_trace("%s%s now prefers %s%s", rsc->id, (promoted_role_only? " (promoted)" : ""), pe__node_name(dest), force?"(forced)":""); /* only ban the previous location if current location != destination location. * it is possible to use -M to enforce a location without regard of where the * resource is currently located */ if (force && !cur_is_dest) { /* Ban the original location if possible */ if(current) { (void)cli_resource_ban(out, rsc_id, current->details->uname, move_lifetime, cib, cib_options, promoted_role_only, PCMK__ROLE_PROMOTED); } else if(count > 1) { out->info(out, "Resource '%s' is currently %s in %d locations. " "One may now move to %s", rsc_id, (promoted_role_only? "promoted" : "active"), count, pe__node_name(dest)); out->info(out, "To prevent '%s' from being %s at a specific location, " "specify a node.", rsc_id, (promoted_role_only? "promoted" : "active")); } else { crm_trace("Not banning %s from its current location: not active", rsc_id); } } return rc; }