diff --git a/include/crm/common/Makefile.am b/include/crm/common/Makefile.am index 5a3935b167..79da3aab76 100644 --- a/include/crm/common/Makefile.am +++ b/include/crm/common/Makefile.am @@ -1,60 +1,62 @@ # # Copyright 2004-2023 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. # MAINTAINERCLEANFILES = Makefile.in headerdir=$(pkgincludedir)/crm/common header_HEADERS = acl.h \ actions.h \ agents.h \ agents_compat.h \ cib.h \ ipc.h \ ipc_attrd_internal.h \ ipc_controld.h \ ipc_pacemakerd.h \ ipc_schedulerd.h \ iso8601.h \ logging.h \ logging_compat.h \ mainloop.h \ mainloop_compat.h \ nvpair.h \ output.h \ resources.h \ results.h \ results_compat.h \ roles.h \ scheduler.h \ util.h \ util_compat.h \ xml.h \ xml_compat.h noinst_HEADERS = acl_internal.h \ actions_internal.h \ alerts_internal.h \ attrd_internal.h \ cmdline_internal.h \ health_internal.h \ internal.h \ io_internal.h \ ipc_internal.h \ iso8601_internal.h \ lists_internal.h \ logging_internal.h \ messages_internal.h \ options_internal.h \ output_internal.h \ remote_internal.h \ results_internal.h \ + roles_internal.h \ + scheduler_internal.h \ strings_internal.h \ unittest_internal.h \ xml_internal.h diff --git a/include/crm/common/roles_internal.h b/include/crm/common/roles_internal.h new file mode 100644 index 0000000000..e304f13638 --- /dev/null +++ b/include/crm/common/roles_internal.h @@ -0,0 +1,30 @@ +/* + * Copyright 2004-2023 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_COMMON_ROLES_INTERNAL__H +# define PCMK__CRM_COMMON_ROLES_INTERNAL__H + +#ifdef __cplusplus +extern "C" { +#endif + +// String equivalents of enum rsc_role_e +#define PCMK__ROLE_UNKNOWN "Unknown" +#define PCMK__ROLE_STOPPED "Stopped" +#define PCMK__ROLE_STARTED "Started" +#define PCMK__ROLE_UNPROMOTED "Unpromoted" +#define PCMK__ROLE_PROMOTED "Promoted" +#define PCMK__ROLE_UNPROMOTED_LEGACY "Slave" +#define PCMK__ROLE_PROMOTED_LEGACY "Master" + +#ifdef __cplusplus +} +#endif + +#endif // PCMK__CRM_COMMON_ROLES_INTERNAL__H diff --git a/include/crm/common/scheduler_internal.h b/include/crm/common/scheduler_internal.h new file mode 100644 index 0000000000..e90a9ff7e2 --- /dev/null +++ b/include/crm/common/scheduler_internal.h @@ -0,0 +1,23 @@ +/* + * Copyright 2004-2023 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_COMMON_SCHEDULER_INTERNAL__H +# define PCMK__CRM_COMMON_SCHEDULER_INTERNAL__H + +#include + +#ifdef __cplusplus +extern "C" { +#endif + +#ifdef __cplusplus +} +#endif + +#endif // PCMK__CRM_COMMON_SCHEDULER_INTERNAL__H diff --git a/include/crm/pengine/common.h b/include/crm/pengine/common.h index 8b73862881..76f0faf1f5 100644 --- a/include/crm/pengine/common.h +++ b/include/crm/pengine/common.h @@ -1,186 +1,176 @@ /* * Copyright 2004-2023 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_PENGINE_COMMON__H # define PCMK__CRM_PENGINE_COMMON__H # include # include # include # include #ifdef __cplusplus extern "C" { #endif extern gboolean was_processing_error; extern gboolean was_processing_warning; /* The order is (partially) significant here; the values from action_fail_ignore * through action_fail_fence are in order of increasing severity. * * @COMPAT The values should be ordered and numbered per the "TODO" comments * below, so all values are in order of severity and there is room for * future additions, but that would break API compatibility. * @TODO For now, we just use a function to compare the values specially, but * at the next compatibility break, we should arrange things properly. */ enum action_fail_response { action_fail_ignore, // @TODO = 10 // @TODO action_fail_demote = 20, action_fail_recover, // @TODO = 30 // @TODO action_fail_reset_remote = 40, // @TODO action_fail_restart_container = 50, action_fail_migrate, // @TODO = 60 action_fail_block, // @TODO = 70 action_fail_stop, // @TODO = 80 action_fail_standby, // @TODO = 90 action_fail_fence, // @TODO = 100 // @COMPAT Values below here are out of order for API compatibility action_fail_restart_container, /* This is reserved for internal use for remote node connection resources. * Fence the remote node if stonith is enabled, otherwise attempt to recover * the connection resource. This allows us to specify types of connection * resource failures that should result in fencing the remote node * (for example, recurring monitor failures). */ action_fail_reset_remote, action_fail_demote, }; /* the "done" action must be the "pre" action +1 */ enum action_tasks { no_action, monitor_rsc, stop_rsc, stopped_rsc, start_rsc, started_rsc, action_notify, action_notified, action_promote, action_promoted, action_demote, action_demoted, shutdown_crm, stonith_node }; enum rsc_start_requirement { rsc_req_nothing, /* Allowed by custom_action() */ rsc_req_quorum, /* Enforced by custom_action() */ rsc_req_stonith /* Enforced by native_start_constraints() */ }; -# define RSC_ROLE_MAX (pcmk_role_promoted + 1) - -# define RSC_ROLE_UNKNOWN_S "Unknown" -# define RSC_ROLE_STOPPED_S "Stopped" -# define RSC_ROLE_STARTED_S "Started" -# define RSC_ROLE_UNPROMOTED_S "Unpromoted" -# define RSC_ROLE_PROMOTED_S "Promoted" -# define RSC_ROLE_UNPROMOTED_LEGACY_S "Slave" -# define RSC_ROLE_PROMOTED_LEGACY_S "Master" - //! Deprecated enum pe_print_options { pe_print_log = (1 << 0), pe_print_html = (1 << 1), pe_print_ncurses = (1 << 2), pe_print_printf = (1 << 3), pe_print_dev = (1 << 4), //! Ignored pe_print_details = (1 << 5), //! Ignored pe_print_max_details = (1 << 6), //! Ignored pe_print_rsconly = (1 << 7), pe_print_ops = (1 << 8), pe_print_suppres_nl = (1 << 9), pe_print_xml = (1 << 10), pe_print_brief = (1 << 11), pe_print_pending = (1 << 12), pe_print_clone_details = (1 << 13), pe_print_clone_active = (1 << 14), // Print clone instances only if active pe_print_implicit = (1 << 15) // Print implicitly created resources }; const char *task2text(enum action_tasks task); enum action_tasks text2task(const char *task); enum rsc_role_e text2role(const char *role); const char *role2text(enum rsc_role_e role); const char *fail2text(enum action_fail_response fail); const char *pe_pref(GHashTable * options, const char *name); /*! * \brief Get readable description of a recovery type * * \param[in] type Recovery type * * \return Static string describing \p type */ static inline const char * recovery2text(enum rsc_recovery_type type) { switch (type) { case pcmk_multiply_active_stop: return "shutting it down"; case pcmk_multiply_active_restart: return "attempting recovery"; case pcmk_multiply_active_block: return "waiting for an administrator"; case pcmk_multiply_active_unexpected: return "stopping unexpected instances"; } return "Unknown"; } typedef struct pe_re_match_data { char *string; int nregs; regmatch_t *pmatch; } pe_re_match_data_t; typedef struct pe_match_data { pe_re_match_data_t *re; GHashTable *params; GHashTable *meta; } pe_match_data_t; typedef struct pe_rsc_eval_data { const char *standard; const char *provider; const char *agent; } pe_rsc_eval_data_t; typedef struct pe_op_eval_data { const char *op_name; guint interval; } pe_op_eval_data_t; typedef struct pe_rule_eval_data { GHashTable *node_hash; // Only used with g_hash_table_lookup() enum rsc_role_e role; crm_time_t *now; // @COMPAT could be const pe_match_data_t *match_data; // @COMPAT could be const pe_rsc_eval_data_t *rsc_data; // @COMPAT could be const pe_op_eval_data_t *op_data; // @COMPAT could be const } pe_rule_eval_data_t; #if !defined(PCMK_ALLOW_DEPRECATED) || (PCMK_ALLOW_DEPRECATED == 1) #include #endif #ifdef __cplusplus } #endif #endif diff --git a/include/crm/pengine/common_compat.h b/include/crm/pengine/common_compat.h index 773bb3dc9a..4330ccf80b 100644 --- a/include/crm/pengine/common_compat.h +++ b/include/crm/pengine/common_compat.h @@ -1,37 +1,62 @@ /* - * Copyright 2004-2021 the Pacemaker project contributors + * Copyright 2004-2023 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_PENGINE_COMMON_COMPAT__H # define PCMK__CRM_PENGINE_COMMON_COMPAT__H +#include + #ifdef __cplusplus extern "C" { #endif /** * \file * \brief Deprecated Pacemaker scheduler utilities * \ingroup pengine * \deprecated Do not include this header directly. The utilities in this * header, and the header itself, will be removed in a future * release. */ -//! \deprecated Use RSC_ROLE_UNPROMOTED_LEGACY_S instead -# define RSC_ROLE_SLAVE_S RSC_ROLE_UNPROMOTED_LEGACY_S +//! \deprecated Use (pcmk_role_promoted + 1) instead +#define RSC_ROLE_MAX (pcmk_role_promoted + 1) + +//! \deprecated Use role2text(pcmk_role_unknown) instead +#define RSC_ROLE_UNKNOWN_S role2text(pcmk_role_unknown) + +//! \deprecated Use role2text(pcmk_role_stopped) instead +#define RSC_ROLE_STOPPED_S role2text(pcmk_role_stopped) + +//! \deprecated Use role2text(pcmk_role_started) instead +#define RSC_ROLE_STARTED_S role2text(pcmk_role_started) + +//! \deprecated Use role2text(pcmk_role_unpromoted) instead +#define RSC_ROLE_UNPROMOTED_S role2text(pcmk_role_unpromoted) + +//! \deprecated Use role2text(pcmk_role_promoted) instead +#define RSC_ROLE_PROMOTED_S role2text(pcmk_role_promoted) + +//! \deprecated Do not use +#define RSC_ROLE_UNPROMOTED_LEGACY_S "Slave" + +//! \deprecated Do not use +#define RSC_ROLE_SLAVE_S RSC_ROLE_UNPROMOTED_LEGACY_S -//! \deprecated Use RSC_ROLE_PROMOTED_LEGACY_S instead -# define RSC_ROLE_MASTER_S RSC_ROLE_PROMOTED_LEGACY_S +//! \deprecated Do not use +#define RSC_ROLE_PROMOTED_LEGACY_S "Master" +//! \deprecated Do not use +#define RSC_ROLE_MASTER_S RSC_ROLE_PROMOTED_LEGACY_S #ifdef __cplusplus } #endif #endif // PCMK__CRM_PENGINE_COMMON_COMPAT__H diff --git a/lib/pacemaker/pcmk_sched_colocation.c b/lib/pacemaker/pcmk_sched_colocation.c index f22761287f..05a280210e 100644 --- a/lib/pacemaker/pcmk_sched_colocation.c +++ b/lib/pacemaker/pcmk_sched_colocation.c @@ -1,1905 +1,1906 @@ /* * Copyright 2004-2023 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 "crm/common/util.h" #include "crm/common/xml_internal.h" #include "crm/msg_xml.h" #include "libpacemaker_private.h" // Used to temporarily mark a node as unusable #define INFINITY_HACK (INFINITY * -100) /*! * \internal * \brief Compare two colocations according to priority * * Compare two colocations according to the order in which they should be * considered, based on either their dependent resources or their primary * resources -- preferring (in order): * * Colocation that is not \c NULL * * Colocation whose resource has higher priority * * Colocation whose resource is of a higher-level variant * (bundle > clone > group > primitive) * * Colocation whose resource is promotable, if both are clones * * Colocation whose resource has lower ID in lexicographic order * * \param[in] colocation1 First colocation to compare * \param[in] colocation2 Second colocation to compare * \param[in] dependent If \c true, compare colocations by dependent * priority; otherwise compare them by primary priority * * \return A negative number if \p colocation1 should be considered first, * a positive number if \p colocation2 should be considered first, * or 0 if order doesn't matter */ static gint cmp_colocation_priority(const pcmk__colocation_t *colocation1, const pcmk__colocation_t *colocation2, bool dependent) { const pe_resource_t *rsc1 = NULL; const pe_resource_t *rsc2 = NULL; if (colocation1 == NULL) { return 1; } if (colocation2 == NULL) { return -1; } if (dependent) { rsc1 = colocation1->dependent; rsc2 = colocation2->dependent; CRM_ASSERT(colocation1->primary != NULL); } else { rsc1 = colocation1->primary; rsc2 = colocation2->primary; CRM_ASSERT(colocation1->dependent != NULL); } CRM_ASSERT((rsc1 != NULL) && (rsc2 != NULL)); if (rsc1->priority > rsc2->priority) { return -1; } if (rsc1->priority < rsc2->priority) { return 1; } // Process clones before primitives and groups if (rsc1->variant > rsc2->variant) { return -1; } if (rsc1->variant < rsc2->variant) { return 1; } /* @COMPAT scheduler <2.0.0: Process promotable clones before nonpromotable * clones (probably unnecessary, but avoids having to update regression * tests) */ if (rsc1->variant == pe_clone) { if (pcmk_is_set(rsc1->flags, pe_rsc_promotable) && !pcmk_is_set(rsc2->flags, pe_rsc_promotable)) { return -1; } if (!pcmk_is_set(rsc1->flags, pe_rsc_promotable) && pcmk_is_set(rsc2->flags, pe_rsc_promotable)) { return 1; } } return strcmp(rsc1->id, rsc2->id); } /*! * \internal * \brief Compare two colocations according to priority based on dependents * * Compare two colocations according to the order in which they should be * considered, based on their dependent resources -- preferring (in order): * * Colocation that is not \c NULL * * Colocation whose resource has higher priority * * Colocation whose resource is of a higher-level variant * (bundle > clone > group > primitive) * * Colocation whose resource is promotable, if both are clones * * Colocation whose resource has lower ID in lexicographic order * * \param[in] a First colocation to compare * \param[in] b Second colocation to compare * * \return A negative number if \p a should be considered first, * a positive number if \p b should be considered first, * or 0 if order doesn't matter */ static gint cmp_dependent_priority(gconstpointer a, gconstpointer b) { return cmp_colocation_priority(a, b, true); } /*! * \internal * \brief Compare two colocations according to priority based on primaries * * Compare two colocations according to the order in which they should be * considered, based on their primary resources -- preferring (in order): * * Colocation that is not \c NULL * * Colocation whose primary has higher priority * * Colocation whose primary is of a higher-level variant * (bundle > clone > group > primitive) * * Colocation whose primary is promotable, if both are clones * * Colocation whose primary has lower ID in lexicographic order * * \param[in] a First colocation to compare * \param[in] b Second colocation to compare * * \return A negative number if \p a should be considered first, * a positive number if \p b should be considered first, * or 0 if order doesn't matter */ static gint cmp_primary_priority(gconstpointer a, gconstpointer b) { return cmp_colocation_priority(a, b, false); } /*! * \internal * \brief Add a "this with" colocation constraint to a sorted list * * \param[in,out] list List of constraints to add \p colocation to * \param[in] colocation Colocation constraint to add to \p list * \param[in] rsc Resource whose colocations we're getting (for * logging only) * * \note The list will be sorted using cmp_primary_priority(). */ void pcmk__add_this_with(GList **list, const pcmk__colocation_t *colocation, const pe_resource_t *rsc) { CRM_ASSERT((list != NULL) && (colocation != NULL) && (rsc != NULL)); pe_rsc_trace(rsc, "Adding colocation %s (%s with %s using %s @%s) to " "'this with' list for %s", colocation->id, colocation->dependent->id, colocation->primary->id, colocation->node_attribute, pcmk_readable_score(colocation->score), rsc->id); *list = g_list_insert_sorted(*list, (gpointer) colocation, cmp_primary_priority); } /*! * \internal * \brief Add a list of "this with" colocation constraints to a list * * \param[in,out] list List of constraints to add \p addition to * \param[in] addition List of colocation constraints to add to \p list * \param[in] rsc Resource whose colocations we're getting (for * logging only) * * \note The lists must be pre-sorted by cmp_primary_priority(). */ void pcmk__add_this_with_list(GList **list, GList *addition, const pe_resource_t *rsc) { CRM_ASSERT((list != NULL) && (rsc != NULL)); pcmk__if_tracing( {}, // Always add each colocation individually if tracing { if (*list == NULL) { // Trivial case for efficiency if not tracing *list = g_list_copy(addition); return; } } ); for (const GList *iter = addition; iter != NULL; iter = iter->next) { pcmk__add_this_with(list, addition->data, rsc); } } /*! * \internal * \brief Add a "with this" colocation constraint to a sorted list * * \param[in,out] list List of constraints to add \p colocation to * \param[in] colocation Colocation constraint to add to \p list * \param[in] rsc Resource whose colocations we're getting (for * logging only) * * \note The list will be sorted using cmp_dependent_priority(). */ void pcmk__add_with_this(GList **list, const pcmk__colocation_t *colocation, const pe_resource_t *rsc) { CRM_ASSERT((list != NULL) && (colocation != NULL) && (rsc != NULL)); pe_rsc_trace(rsc, "Adding colocation %s (%s with %s using %s @%s) to " "'with this' list for %s", colocation->id, colocation->dependent->id, colocation->primary->id, colocation->node_attribute, pcmk_readable_score(colocation->score), rsc->id); *list = g_list_insert_sorted(*list, (gpointer) colocation, cmp_dependent_priority); } /*! * \internal * \brief Add a list of "with this" colocation constraints to a list * * \param[in,out] list List of constraints to add \p addition to * \param[in] addition List of colocation constraints to add to \p list * \param[in] rsc Resource whose colocations we're getting (for * logging only) * * \note The lists must be pre-sorted by cmp_dependent_priority(). */ void pcmk__add_with_this_list(GList **list, GList *addition, const pe_resource_t *rsc) { CRM_ASSERT((list != NULL) && (rsc != NULL)); pcmk__if_tracing( {}, // Always add each colocation individually if tracing { if (*list == NULL) { // Trivial case for efficiency if not tracing *list = g_list_copy(addition); return; } } ); for (const GList *iter = addition; iter != NULL; iter = iter->next) { pcmk__add_with_this(list, addition->data, rsc); } } /*! * \internal * \brief Add orderings necessary for an anti-colocation constraint * * \param[in,out] first_rsc One resource in an anti-colocation * \param[in] first_role Anti-colocation role of \p first_rsc * \param[in] then_rsc Other resource in the anti-colocation * \param[in] then_role Anti-colocation role of \p then_rsc */ static void anti_colocation_order(pe_resource_t *first_rsc, int first_role, pe_resource_t *then_rsc, int then_role) { const char *first_tasks[] = { NULL, NULL }; const char *then_tasks[] = { NULL, NULL }; /* Actions to make first_rsc lose first_role */ if (first_role == pcmk_role_promoted) { first_tasks[0] = PCMK_ACTION_DEMOTE; } else { first_tasks[0] = PCMK_ACTION_STOP; if (first_role == pcmk_role_unpromoted) { first_tasks[1] = PCMK_ACTION_PROMOTE; } } /* Actions to make then_rsc gain then_role */ if (then_role == pcmk_role_promoted) { then_tasks[0] = PCMK_ACTION_PROMOTE; } else { then_tasks[0] = PCMK_ACTION_START; if (then_role == pcmk_role_unpromoted) { then_tasks[1] = PCMK_ACTION_DEMOTE; } } for (int first_lpc = 0; (first_lpc <= 1) && (first_tasks[first_lpc] != NULL); first_lpc++) { for (int then_lpc = 0; (then_lpc <= 1) && (then_tasks[then_lpc] != NULL); then_lpc++) { pcmk__order_resource_actions(first_rsc, first_tasks[first_lpc], then_rsc, then_tasks[then_lpc], pe_order_anti_colocation); } } } /*! * \internal * \brief Add a new colocation constraint to a cluster working set * * \param[in] id XML ID for this constraint * \param[in] node_attr Colocate by this attribute (NULL for #uname) * \param[in] score Constraint score * \param[in,out] dependent Resource to be colocated * \param[in,out] primary Resource to colocate \p dependent with * \param[in] dependent_role Current role of \p dependent * \param[in] primary_role Current role of \p primary * \param[in] flags Group of enum pcmk__coloc_flags */ void pcmk__new_colocation(const char *id, const char *node_attr, int score, pe_resource_t *dependent, pe_resource_t *primary, const char *dependent_role, const char *primary_role, uint32_t flags) { pcmk__colocation_t *new_con = NULL; CRM_CHECK(id != NULL, return); if ((dependent == NULL) || (primary == NULL)) { pcmk__config_err("Ignoring colocation '%s' because resource " "does not exist", id); return; } if (score == 0) { pe_rsc_trace(dependent, "Ignoring colocation '%s' (%s with %s) because score is 0", id, dependent->id, primary->id); return; } new_con = calloc(1, sizeof(pcmk__colocation_t)); CRM_ASSERT(new_con != NULL); - if (pcmk__str_eq(dependent_role, RSC_ROLE_STARTED_S, + if (pcmk__str_eq(dependent_role, PCMK__ROLE_STARTED, pcmk__str_null_matches|pcmk__str_casei)) { - dependent_role = RSC_ROLE_UNKNOWN_S; + dependent_role = PCMK__ROLE_UNKNOWN; } - if (pcmk__str_eq(primary_role, RSC_ROLE_STARTED_S, + if (pcmk__str_eq(primary_role, PCMK__ROLE_STARTED, pcmk__str_null_matches|pcmk__str_casei)) { - primary_role = RSC_ROLE_UNKNOWN_S; + primary_role = PCMK__ROLE_UNKNOWN; } new_con->id = id; new_con->dependent = dependent; new_con->primary = primary; new_con->score = score; new_con->dependent_role = text2role(dependent_role); new_con->primary_role = text2role(primary_role); new_con->node_attribute = pcmk__s(node_attr, CRM_ATTR_UNAME); new_con->flags = flags; pcmk__add_this_with(&(dependent->rsc_cons), new_con, dependent); pcmk__add_with_this(&(primary->rsc_cons_lhs), new_con, primary); dependent->cluster->colocation_constraints = g_list_prepend( dependent->cluster->colocation_constraints, new_con); if (score <= -INFINITY) { anti_colocation_order(dependent, new_con->dependent_role, primary, new_con->primary_role); anti_colocation_order(primary, new_con->primary_role, dependent, new_con->dependent_role); } } /*! * \internal * \brief Return the boolean influence corresponding to configuration * * \param[in] coloc_id Colocation XML ID (for error logging) * \param[in] rsc Resource involved in constraint (for default) * \param[in] influence_s String value of influence option * * \return pcmk__coloc_influence if string evaluates true, or string is NULL or * invalid and resource's critical option evaluates true, otherwise * pcmk__coloc_none */ static uint32_t unpack_influence(const char *coloc_id, const pe_resource_t *rsc, const char *influence_s) { if (influence_s != NULL) { int influence_i = 0; if (crm_str_to_boolean(influence_s, &influence_i) < 0) { pcmk__config_err("Constraint '%s' has invalid value for " XML_COLOC_ATTR_INFLUENCE " (using default)", coloc_id); } else { return (influence_i == 0)? pcmk__coloc_none : pcmk__coloc_influence; } } if (pcmk_is_set(rsc->flags, pe_rsc_critical)) { return pcmk__coloc_influence; } return pcmk__coloc_none; } static void unpack_colocation_set(xmlNode *set, int score, const char *coloc_id, const char *influence_s, pe_working_set_t *data_set) { xmlNode *xml_rsc = NULL; pe_resource_t *other = NULL; pe_resource_t *resource = NULL; const char *set_id = ID(set); const char *role = crm_element_value(set, "role"); bool with_previous = false; int local_score = score; bool sequential = false; uint32_t flags = pcmk__coloc_none; const char *xml_rsc_id = NULL; const char *score_s = crm_element_value(set, XML_RULE_ATTR_SCORE); if (score_s) { local_score = char2score(score_s); } if (local_score == 0) { crm_trace("Ignoring colocation '%s' for set '%s' because score is 0", coloc_id, set_id); return; } /* @COMPAT The deprecated "ordering" attribute specifies whether resources * in a positive-score set are colocated with the previous or next resource. */ if (pcmk__str_eq(crm_element_value(set, "ordering"), "group", pcmk__str_null_matches|pcmk__str_casei)) { with_previous = true; } else { pe_warn_once(pe_wo_set_ordering, "Support for 'ordering' other than 'group' in " XML_CONS_TAG_RSC_SET " (such as %s) is deprecated and " "will be removed in a future release", set_id); } if ((pcmk__xe_get_bool_attr(set, "sequential", &sequential) == pcmk_rc_ok) && !sequential) { return; } if (local_score > 0) { for (xml_rsc = first_named_child(set, XML_TAG_RESOURCE_REF); xml_rsc != NULL; xml_rsc = crm_next_same_xml(xml_rsc)) { xml_rsc_id = ID(xml_rsc); resource = pcmk__find_constraint_resource(data_set->resources, xml_rsc_id); if (resource == NULL) { // Should be possible only with validation disabled pcmk__config_err("Ignoring %s and later resources in set %s: " "No such resource", xml_rsc_id, set_id); return; } if (other != NULL) { flags = pcmk__coloc_explicit | unpack_influence(coloc_id, resource, influence_s); if (with_previous) { pe_rsc_trace(resource, "Colocating %s with %s in set %s", resource->id, other->id, set_id); pcmk__new_colocation(set_id, NULL, local_score, resource, other, role, role, flags); } else { pe_rsc_trace(resource, "Colocating %s with %s in set %s", other->id, resource->id, set_id); pcmk__new_colocation(set_id, NULL, local_score, other, resource, role, role, flags); } } other = resource; } } else { /* Anti-colocating with every prior resource is * the only way to ensure the intuitive result * (i.e. that no one in the set can run with anyone else in the set) */ for (xml_rsc = first_named_child(set, XML_TAG_RESOURCE_REF); xml_rsc != NULL; xml_rsc = crm_next_same_xml(xml_rsc)) { xmlNode *xml_rsc_with = NULL; xml_rsc_id = ID(xml_rsc); resource = pcmk__find_constraint_resource(data_set->resources, xml_rsc_id); if (resource == NULL) { // Should be possible only with validation disabled pcmk__config_err("Ignoring %s and later resources in set %s: " "No such resource", xml_rsc_id, set_id); return; } flags = pcmk__coloc_explicit | unpack_influence(coloc_id, resource, influence_s); for (xml_rsc_with = first_named_child(set, XML_TAG_RESOURCE_REF); xml_rsc_with != NULL; xml_rsc_with = crm_next_same_xml(xml_rsc_with)) { xml_rsc_id = ID(xml_rsc_with); if (pcmk__str_eq(resource->id, xml_rsc_id, pcmk__str_none)) { break; } other = pcmk__find_constraint_resource(data_set->resources, xml_rsc_id); CRM_ASSERT(other != NULL); // We already processed it pcmk__new_colocation(set_id, NULL, local_score, resource, other, role, role, flags); } } } } /*! * \internal * \brief Colocate two resource sets relative to each other * * \param[in] id Colocation XML ID * \param[in] set1 Dependent set * \param[in] set2 Primary set * \param[in] score Colocation score * \param[in] influence_s Value of colocation's "influence" attribute * \param[in,out] data_set Cluster working set */ static void colocate_rsc_sets(const char *id, const xmlNode *set1, const xmlNode *set2, int score, const char *influence_s, pe_working_set_t *data_set) { xmlNode *xml_rsc = NULL; pe_resource_t *rsc_1 = NULL; pe_resource_t *rsc_2 = NULL; const char *xml_rsc_id = NULL; const char *role_1 = crm_element_value(set1, "role"); const char *role_2 = crm_element_value(set2, "role"); int rc = pcmk_rc_ok; bool sequential = false; uint32_t flags = pcmk__coloc_none; if (score == 0) { crm_trace("Ignoring colocation '%s' between sets %s and %s " "because score is 0", id, ID(set1), ID(set2)); return; } rc = pcmk__xe_get_bool_attr(set1, "sequential", &sequential); if ((rc != pcmk_rc_ok) || sequential) { // Get the first one xml_rsc = first_named_child(set1, XML_TAG_RESOURCE_REF); if (xml_rsc != NULL) { xml_rsc_id = ID(xml_rsc); rsc_1 = pcmk__find_constraint_resource(data_set->resources, xml_rsc_id); if (rsc_1 == NULL) { // Should be possible only with validation disabled pcmk__config_err("Ignoring colocation of set %s with set %s " "because first resource %s not found", ID(set1), ID(set2), xml_rsc_id); return; } } } rc = pcmk__xe_get_bool_attr(set2, "sequential", &sequential); if ((rc != pcmk_rc_ok) || sequential) { // Get the last one for (xml_rsc = first_named_child(set2, XML_TAG_RESOURCE_REF); xml_rsc != NULL; xml_rsc = crm_next_same_xml(xml_rsc)) { xml_rsc_id = ID(xml_rsc); } rsc_2 = pcmk__find_constraint_resource(data_set->resources, xml_rsc_id); if (rsc_2 == NULL) { // Should be possible only with validation disabled pcmk__config_err("Ignoring colocation of set %s with set %s " "because last resource %s not found", ID(set1), ID(set2), xml_rsc_id); return; } } if ((rsc_1 != NULL) && (rsc_2 != NULL)) { // Both sets are sequential flags = pcmk__coloc_explicit | unpack_influence(id, rsc_1, influence_s); pcmk__new_colocation(id, NULL, score, rsc_1, rsc_2, role_1, role_2, flags); } else if (rsc_1 != NULL) { // Only set1 is sequential flags = pcmk__coloc_explicit | unpack_influence(id, rsc_1, influence_s); for (xml_rsc = first_named_child(set2, XML_TAG_RESOURCE_REF); xml_rsc != NULL; xml_rsc = crm_next_same_xml(xml_rsc)) { xml_rsc_id = ID(xml_rsc); rsc_2 = pcmk__find_constraint_resource(data_set->resources, xml_rsc_id); if (rsc_2 == NULL) { // Should be possible only with validation disabled pcmk__config_err("Ignoring set %s colocation with resource %s " "in set %s: No such resource", ID(set1), xml_rsc_id, ID(set2)); continue; } pcmk__new_colocation(id, NULL, score, rsc_1, rsc_2, role_1, role_2, flags); } } else if (rsc_2 != NULL) { // Only set2 is sequential for (xml_rsc = first_named_child(set1, XML_TAG_RESOURCE_REF); xml_rsc != NULL; xml_rsc = crm_next_same_xml(xml_rsc)) { xml_rsc_id = ID(xml_rsc); rsc_1 = pcmk__find_constraint_resource(data_set->resources, xml_rsc_id); if (rsc_1 == NULL) { // Should be possible only with validation disabled pcmk__config_err("Ignoring colocation of set %s resource %s " "with set %s: No such resource", ID(set1), xml_rsc_id, ID(set2)); continue; } flags = pcmk__coloc_explicit | unpack_influence(id, rsc_1, influence_s); pcmk__new_colocation(id, NULL, score, rsc_1, rsc_2, role_1, role_2, flags); } } else { // Neither set is sequential for (xml_rsc = first_named_child(set1, XML_TAG_RESOURCE_REF); xml_rsc != NULL; xml_rsc = crm_next_same_xml(xml_rsc)) { xmlNode *xml_rsc_2 = NULL; xml_rsc_id = ID(xml_rsc); rsc_1 = pcmk__find_constraint_resource(data_set->resources, xml_rsc_id); if (rsc_1 == NULL) { // Should be possible only with validation disabled pcmk__config_err("Ignoring colocation of set %s resource %s " "with set %s: No such resource", ID(set1), xml_rsc_id, ID(set2)); continue; } flags = pcmk__coloc_explicit | unpack_influence(id, rsc_1, influence_s); for (xml_rsc_2 = first_named_child(set2, XML_TAG_RESOURCE_REF); xml_rsc_2 != NULL; xml_rsc_2 = crm_next_same_xml(xml_rsc_2)) { xml_rsc_id = ID(xml_rsc_2); rsc_2 = pcmk__find_constraint_resource(data_set->resources, xml_rsc_id); if (rsc_2 == NULL) { // Should be possible only with validation disabled pcmk__config_err("Ignoring colocation of set %s resource " "%s with set %s resource %s: No such " "resource", ID(set1), ID(xml_rsc), ID(set2), xml_rsc_id); continue; } pcmk__new_colocation(id, NULL, score, rsc_1, rsc_2, role_1, role_2, flags); } } } } static void unpack_simple_colocation(xmlNode *xml_obj, const char *id, const char *influence_s, pe_working_set_t *data_set) { int score_i = 0; uint32_t flags = pcmk__coloc_none; const char *score = crm_element_value(xml_obj, XML_RULE_ATTR_SCORE); const char *dependent_id = crm_element_value(xml_obj, XML_COLOC_ATTR_SOURCE); const char *primary_id = crm_element_value(xml_obj, XML_COLOC_ATTR_TARGET); const char *dependent_role = crm_element_value(xml_obj, XML_COLOC_ATTR_SOURCE_ROLE); const char *primary_role = crm_element_value(xml_obj, XML_COLOC_ATTR_TARGET_ROLE); const char *attr = crm_element_value(xml_obj, XML_COLOC_ATTR_NODE_ATTR); const char *primary_instance = NULL; const char *dependent_instance = NULL; pe_resource_t *primary = NULL; pe_resource_t *dependent = NULL; primary = pcmk__find_constraint_resource(data_set->resources, primary_id); dependent = pcmk__find_constraint_resource(data_set->resources, dependent_id); // @COMPAT: Deprecated since 2.1.5 primary_instance = crm_element_value(xml_obj, XML_COLOC_ATTR_TARGET_INSTANCE); dependent_instance = crm_element_value(xml_obj, XML_COLOC_ATTR_SOURCE_INSTANCE); if (dependent_instance != NULL) { pe_warn_once(pe_wo_coloc_inst, "Support for " XML_COLOC_ATTR_SOURCE_INSTANCE " is " "deprecated and will be removed in a future release."); } if (primary_instance != NULL) { pe_warn_once(pe_wo_coloc_inst, "Support for " XML_COLOC_ATTR_TARGET_INSTANCE " is " "deprecated and will be removed in a future release."); } if (dependent == NULL) { pcmk__config_err("Ignoring constraint '%s' because resource '%s' " "does not exist", id, dependent_id); return; } else if (primary == NULL) { pcmk__config_err("Ignoring constraint '%s' because resource '%s' " "does not exist", id, primary_id); return; } else if ((dependent_instance != NULL) && !pe_rsc_is_clone(dependent)) { pcmk__config_err("Ignoring constraint '%s' because resource '%s' " "is not a clone but instance '%s' was requested", id, dependent_id, dependent_instance); return; } else if ((primary_instance != NULL) && !pe_rsc_is_clone(primary)) { pcmk__config_err("Ignoring constraint '%s' because resource '%s' " "is not a clone but instance '%s' was requested", id, primary_id, primary_instance); return; } if (dependent_instance != NULL) { dependent = find_clone_instance(dependent, dependent_instance); if (dependent == NULL) { pcmk__config_warn("Ignoring constraint '%s' because resource '%s' " "does not have an instance '%s'", id, dependent_id, dependent_instance); return; } } if (primary_instance != NULL) { primary = find_clone_instance(primary, primary_instance); if (primary == NULL) { pcmk__config_warn("Ignoring constraint '%s' because resource '%s' " "does not have an instance '%s'", "'%s'", id, primary_id, primary_instance); return; } } if (pcmk__xe_attr_is_true(xml_obj, XML_CONS_ATTR_SYMMETRICAL)) { pcmk__config_warn("The colocation constraint '" XML_CONS_ATTR_SYMMETRICAL "' attribute has been removed"); } if (score) { score_i = char2score(score); } flags = pcmk__coloc_explicit | unpack_influence(id, dependent, influence_s); pcmk__new_colocation(id, attr, score_i, dependent, primary, dependent_role, primary_role, flags); } // \return Standard Pacemaker return code static int unpack_colocation_tags(xmlNode *xml_obj, xmlNode **expanded_xml, pe_working_set_t *data_set) { const char *id = NULL; const char *dependent_id = NULL; const char *primary_id = NULL; const char *dependent_role = NULL; const char *primary_role = NULL; pe_resource_t *dependent = NULL; pe_resource_t *primary = NULL; pe_tag_t *dependent_tag = NULL; pe_tag_t *primary_tag = NULL; xmlNode *dependent_set = NULL; xmlNode *primary_set = NULL; bool any_sets = false; *expanded_xml = NULL; CRM_CHECK(xml_obj != NULL, return EINVAL); id = ID(xml_obj); if (id == NULL) { pcmk__config_err("Ignoring <%s> constraint without " XML_ATTR_ID, xml_obj->name); return pcmk_rc_unpack_error; } // Check whether there are any resource sets with template or tag references *expanded_xml = pcmk__expand_tags_in_sets(xml_obj, data_set); if (*expanded_xml != NULL) { crm_log_xml_trace(*expanded_xml, "Expanded rsc_colocation"); return pcmk_rc_ok; } dependent_id = crm_element_value(xml_obj, XML_COLOC_ATTR_SOURCE); primary_id = crm_element_value(xml_obj, XML_COLOC_ATTR_TARGET); if ((dependent_id == NULL) || (primary_id == NULL)) { return pcmk_rc_ok; } if (!pcmk__valid_resource_or_tag(data_set, dependent_id, &dependent, &dependent_tag)) { pcmk__config_err("Ignoring constraint '%s' because '%s' is not a " "valid resource or tag", id, dependent_id); return pcmk_rc_unpack_error; } if (!pcmk__valid_resource_or_tag(data_set, primary_id, &primary, &primary_tag)) { pcmk__config_err("Ignoring constraint '%s' because '%s' is not a " "valid resource or tag", id, primary_id); return pcmk_rc_unpack_error; } if ((dependent != NULL) && (primary != NULL)) { /* Neither side references any template/tag. */ return pcmk_rc_ok; } if ((dependent_tag != NULL) && (primary_tag != NULL)) { // A colocation constraint between two templates/tags makes no sense pcmk__config_err("Ignoring constraint '%s' because two templates or " "tags cannot be colocated", id); return pcmk_rc_unpack_error; } dependent_role = crm_element_value(xml_obj, XML_COLOC_ATTR_SOURCE_ROLE); primary_role = crm_element_value(xml_obj, XML_COLOC_ATTR_TARGET_ROLE); *expanded_xml = copy_xml(xml_obj); // Convert dependent's template/tag reference into constraint resource_set if (!pcmk__tag_to_set(*expanded_xml, &dependent_set, XML_COLOC_ATTR_SOURCE, true, data_set)) { free_xml(*expanded_xml); *expanded_xml = NULL; return pcmk_rc_unpack_error; } if (dependent_set != NULL) { if (dependent_role != NULL) { // Move "rsc-role" into converted resource_set as "role" crm_xml_add(dependent_set, "role", dependent_role); xml_remove_prop(*expanded_xml, XML_COLOC_ATTR_SOURCE_ROLE); } any_sets = true; } // Convert primary's template/tag reference into constraint resource_set if (!pcmk__tag_to_set(*expanded_xml, &primary_set, XML_COLOC_ATTR_TARGET, true, data_set)) { free_xml(*expanded_xml); *expanded_xml = NULL; return pcmk_rc_unpack_error; } if (primary_set != NULL) { if (primary_role != NULL) { // Move "with-rsc-role" into converted resource_set as "role" crm_xml_add(primary_set, "role", primary_role); xml_remove_prop(*expanded_xml, XML_COLOC_ATTR_TARGET_ROLE); } any_sets = true; } if (any_sets) { crm_log_xml_trace(*expanded_xml, "Expanded rsc_colocation"); } else { free_xml(*expanded_xml); *expanded_xml = NULL; } return pcmk_rc_ok; } /*! * \internal * \brief Parse a colocation constraint from XML into a cluster working set * * \param[in,out] xml_obj Colocation constraint XML to unpack * \param[in,out] data_set Cluster working set to add constraint to */ void pcmk__unpack_colocation(xmlNode *xml_obj, pe_working_set_t *data_set) { int score_i = 0; xmlNode *set = NULL; xmlNode *last = NULL; xmlNode *orig_xml = NULL; xmlNode *expanded_xml = NULL; const char *id = crm_element_value(xml_obj, XML_ATTR_ID); const char *score = NULL; const char *influence_s = NULL; if (pcmk__str_empty(id)) { pcmk__config_err("Ignoring " XML_CONS_TAG_RSC_DEPEND " without " CRM_ATTR_ID); return; } if (unpack_colocation_tags(xml_obj, &expanded_xml, data_set) != pcmk_rc_ok) { return; } if (expanded_xml != NULL) { orig_xml = xml_obj; xml_obj = expanded_xml; } score = crm_element_value(xml_obj, XML_RULE_ATTR_SCORE); if (score != NULL) { score_i = char2score(score); } influence_s = crm_element_value(xml_obj, XML_COLOC_ATTR_INFLUENCE); for (set = first_named_child(xml_obj, XML_CONS_TAG_RSC_SET); set != NULL; set = crm_next_same_xml(set)) { set = expand_idref(set, data_set->input); if (set == NULL) { // Configuration error, message already logged if (expanded_xml != NULL) { free_xml(expanded_xml); } return; } if (pcmk__str_empty(ID(set))) { pcmk__config_err("Ignoring " XML_CONS_TAG_RSC_SET " without " CRM_ATTR_ID); continue; } unpack_colocation_set(set, score_i, id, influence_s, data_set); if (last != NULL) { colocate_rsc_sets(id, last, set, score_i, influence_s, data_set); } last = set; } if (expanded_xml) { free_xml(expanded_xml); xml_obj = orig_xml; } if (last == NULL) { unpack_simple_colocation(xml_obj, id, influence_s, data_set); } } /*! * \internal * \brief Make actions of a given type unrunnable for a given resource * * \param[in,out] rsc Resource whose actions should be blocked * \param[in] task Name of action to block * \param[in] reason Unrunnable start action causing the block */ static void mark_action_blocked(pe_resource_t *rsc, const char *task, const pe_resource_t *reason) { GList *iter = NULL; char *reason_text = crm_strdup_printf("colocation with %s", reason->id); for (iter = rsc->actions; iter != NULL; iter = iter->next) { pe_action_t *action = iter->data; if (pcmk_is_set(action->flags, pe_action_runnable) && pcmk__str_eq(action->task, task, pcmk__str_none)) { pe__clear_action_flags(action, pe_action_runnable); pe_action_set_reason(action, reason_text, false); pcmk__block_colocation_dependents(action); pcmk__update_action_for_orderings(action, rsc->cluster); } } // If parent resource can't perform an action, neither can any children for (iter = rsc->children; iter != NULL; iter = iter->next) { mark_action_blocked((pe_resource_t *) (iter->data), task, reason); } free(reason_text); } /*! * \internal * \brief If an action is unrunnable, block any relevant dependent actions * * If a given action is an unrunnable start or promote, block the start or * promote actions of resources colocated with it, as appropriate to the * colocations' configured roles. * * \param[in,out] action Action to check */ void pcmk__block_colocation_dependents(pe_action_t *action) { GList *iter = NULL; GList *colocations = NULL; pe_resource_t *rsc = NULL; bool is_start = false; if (pcmk_is_set(action->flags, pe_action_runnable)) { return; // Only unrunnable actions block dependents } is_start = pcmk__str_eq(action->task, PCMK_ACTION_START, pcmk__str_none); if (!is_start && !pcmk__str_eq(action->task, PCMK_ACTION_PROMOTE, pcmk__str_none)) { return; // Only unrunnable starts and promotes block dependents } CRM_ASSERT(action->rsc != NULL); // Start and promote are resource actions /* If this resource is part of a collective resource, dependents are blocked * only if all instances of the collective are unrunnable, so check the * collective resource. */ rsc = uber_parent(action->rsc); if (rsc->parent != NULL) { rsc = rsc->parent; // Bundle } // Colocation fails only if entire primary can't reach desired role for (iter = rsc->children; iter != NULL; iter = iter->next) { pe_resource_t *child = iter->data; pe_action_t *child_action = find_first_action(child->actions, NULL, action->task, NULL); if ((child_action == NULL) || pcmk_is_set(child_action->flags, pe_action_runnable)) { crm_trace("Not blocking %s colocation dependents because " "at least %s has runnable %s", rsc->id, child->id, action->task); return; // At least one child can reach desired role } } crm_trace("Blocking %s colocation dependents due to unrunnable %s %s", rsc->id, action->rsc->id, action->task); // Check each colocation where this resource is primary colocations = pcmk__with_this_colocations(rsc); for (iter = colocations; iter != NULL; iter = iter->next) { pcmk__colocation_t *colocation = iter->data; if (colocation->score < INFINITY) { continue; // Only mandatory colocations block dependent } /* If the primary can't start, the dependent can't reach its colocated * role, regardless of what the primary or dependent colocation role is. * * If the primary can't be promoted, the dependent can't reach its * colocated role if the primary's colocation role is promoted. */ if (!is_start && (colocation->primary_role != pcmk_role_promoted)) { continue; } // Block the dependent from reaching its colocated role if (colocation->dependent_role == pcmk_role_promoted) { mark_action_blocked(colocation->dependent, PCMK_ACTION_PROMOTE, action->rsc); } else { mark_action_blocked(colocation->dependent, PCMK_ACTION_START, action->rsc); } } g_list_free(colocations); } /*! * \internal * \brief Get the resource to use for role comparisons * * A bundle replica includes a container and possibly an instance of the bundled * resource. The dependent in a "with bundle" colocation is colocated with a * particular bundle container. However, if the colocation includes a role, then * the role must be checked on the bundled resource instance inside the * container. The container itself will never be promoted; the bundled resource * may be. * * If the given resource is a bundle replica container, return the resource * inside it, if any. Otherwise, return the resource itself. * * \param[in] rsc Resource to check * * \return Resource to use for role comparisons */ static const pe_resource_t * get_resource_for_role(const pe_resource_t *rsc) { if (pcmk_is_set(rsc->flags, pe_rsc_replica_container)) { const pe_resource_t *child = pe__get_rsc_in_container(rsc); if (child != NULL) { return child; } } return rsc; } /*! * \internal * \brief Determine how a colocation constraint should affect a resource * * Colocation constraints have different effects at different points in the * scheduler sequence. Initially, they affect a resource's location; once that * is determined, then for promotable clones they can affect a resource * instance's role; after both are determined, the constraints no longer matter. * Given a specific colocation constraint, check what has been done so far to * determine what should be affected at the current point in the scheduler. * * \param[in] dependent Dependent resource in colocation * \param[in] primary Primary resource in colocation * \param[in] colocation Colocation constraint * \param[in] preview If true, pretend resources have already been assigned * * \return How colocation constraint should be applied at this point */ enum pcmk__coloc_affects pcmk__colocation_affects(const pe_resource_t *dependent, const pe_resource_t *primary, const pcmk__colocation_t *colocation, bool preview) { const pe_resource_t *dependent_role_rsc = NULL; const pe_resource_t *primary_role_rsc = NULL; CRM_ASSERT((dependent != NULL) && (primary != NULL) && (colocation != NULL)); if (!preview && pcmk_is_set(primary->flags, pe_rsc_provisional)) { // Primary resource has not been assigned yet, so we can't do anything return pcmk__coloc_affects_nothing; } dependent_role_rsc = get_resource_for_role(dependent); primary_role_rsc = get_resource_for_role(primary); if ((colocation->dependent_role >= pcmk_role_unpromoted) && (dependent_role_rsc->parent != NULL) && pcmk_is_set(dependent_role_rsc->parent->flags, pe_rsc_promotable) && !pcmk_is_set(dependent_role_rsc->flags, pe_rsc_provisional)) { /* This is a colocation by role, and the dependent is a promotable clone * that has already been assigned, so the colocation should now affect * the role. */ return pcmk__coloc_affects_role; } if (!preview && !pcmk_is_set(dependent->flags, pe_rsc_provisional)) { /* The dependent resource has already been through assignment, so the * constraint no longer has any effect. Log an error if a mandatory * colocation constraint has been violated. */ const pe_node_t *primary_node = primary->allocated_to; if (dependent->allocated_to == NULL) { crm_trace("Skipping colocation '%s': %s will not run anywhere", colocation->id, dependent->id); } else if (colocation->score >= INFINITY) { // Dependent resource must colocate with primary resource if (!pe__same_node(primary_node, dependent->allocated_to)) { crm_err("%s must be colocated with %s but is not (%s vs. %s)", dependent->id, primary->id, pe__node_name(dependent->allocated_to), pe__node_name(primary_node)); } } else if (colocation->score <= -CRM_SCORE_INFINITY) { // Dependent resource must anti-colocate with primary resource if (pe__same_node(dependent->allocated_to, primary_node)) { crm_err("%s and %s must be anti-colocated but are assigned " "to the same node (%s)", dependent->id, primary->id, pe__node_name(primary_node)); } } return pcmk__coloc_affects_nothing; } if ((colocation->dependent_role != pcmk_role_unknown) && (colocation->dependent_role != dependent_role_rsc->next_role)) { crm_trace("Skipping %scolocation '%s': dependent limited to %s role " "but %s next role is %s", ((colocation->score < 0)? "anti-" : ""), colocation->id, role2text(colocation->dependent_role), dependent_role_rsc->id, role2text(dependent_role_rsc->next_role)); return pcmk__coloc_affects_nothing; } if ((colocation->primary_role != pcmk_role_unknown) && (colocation->primary_role != primary_role_rsc->next_role)) { crm_trace("Skipping %scolocation '%s': primary limited to %s role " "but %s next role is %s", ((colocation->score < 0)? "anti-" : ""), colocation->id, role2text(colocation->primary_role), primary_role_rsc->id, role2text(primary_role_rsc->next_role)); return pcmk__coloc_affects_nothing; } return pcmk__coloc_affects_location; } /*! * \internal * \brief Apply colocation to dependent for assignment purposes * * Update the allowed node scores of the dependent resource in a colocation, * for the purposes of assigning it to a node. * * \param[in,out] dependent Dependent resource in colocation * \param[in] primary Primary resource in colocation * \param[in] colocation Colocation constraint */ void pcmk__apply_coloc_to_scores(pe_resource_t *dependent, const pe_resource_t *primary, const pcmk__colocation_t *colocation) { const char *attr = colocation->node_attribute; const char *value = NULL; GHashTable *work = NULL; GHashTableIter iter; pe_node_t *node = NULL; if (primary->allocated_to != NULL) { value = pcmk__colocation_node_attr(primary->allocated_to, attr, primary); } else if (colocation->score < 0) { // Nothing to do (anti-colocation with something that is not running) return; } work = pcmk__copy_node_table(dependent->allowed_nodes); g_hash_table_iter_init(&iter, work); while (g_hash_table_iter_next(&iter, NULL, (void **)&node)) { if (primary->allocated_to == NULL) { node->weight = pcmk__add_scores(-colocation->score, node->weight); pe_rsc_trace(dependent, "Applied %s to %s score on %s (now %s after " "subtracting %s because primary %s inactive)", colocation->id, dependent->id, pe__node_name(node), pcmk_readable_score(node->weight), pcmk_readable_score(colocation->score), primary->id); continue; } if (pcmk__str_eq(pcmk__colocation_node_attr(node, attr, dependent), value, pcmk__str_casei)) { /* Add colocation score only if optional (or minus infinity). A * mandatory colocation is a requirement rather than a preference, * so we don't need to consider it for relative assignment purposes. * The resource will simply be forbidden from running on the node if * the primary isn't active there (via the condition above). */ if (colocation->score < CRM_SCORE_INFINITY) { node->weight = pcmk__add_scores(colocation->score, node->weight); pe_rsc_trace(dependent, "Applied %s to %s score on %s (now %s after " "adding %s)", colocation->id, dependent->id, pe__node_name(node), pcmk_readable_score(node->weight), pcmk_readable_score(colocation->score)); } continue; } if (colocation->score >= CRM_SCORE_INFINITY) { /* Only mandatory colocations are relevant when the colocation * attribute doesn't match, because an attribute not matching is not * a negative preference -- the colocation is simply relevant only * where it matches. */ node->weight = -CRM_SCORE_INFINITY; pe_rsc_trace(dependent, "Banned %s from %s because colocation %s attribute %s " "does not match", dependent->id, pe__node_name(node), colocation->id, attr); } } if ((colocation->score <= -INFINITY) || (colocation->score >= INFINITY) || pcmk__any_node_available(work)) { g_hash_table_destroy(dependent->allowed_nodes); dependent->allowed_nodes = work; work = NULL; } else { pe_rsc_info(dependent, "%s: Rolling back scores from %s (no available nodes)", dependent->id, primary->id); } if (work != NULL) { g_hash_table_destroy(work); } } /*! * \internal * \brief Apply colocation to dependent for role purposes * * Update the priority of the dependent resource in a colocation, for the * purposes of selecting its role * * \param[in,out] dependent Dependent resource in colocation * \param[in] primary Primary resource in colocation * \param[in] colocation Colocation constraint */ void pcmk__apply_coloc_to_priority(pe_resource_t *dependent, const pe_resource_t *primary, const pcmk__colocation_t *colocation) { const char *dependent_value = NULL; const char *primary_value = NULL; const char *attr = colocation->node_attribute; int score_multiplier = 1; const pe_resource_t *primary_role_rsc = NULL; CRM_ASSERT((dependent != NULL) && (primary != NULL) && (colocation != NULL)); if ((primary->allocated_to == NULL) || (dependent->allocated_to == NULL)) { return; } dependent_value = pcmk__colocation_node_attr(dependent->allocated_to, attr, dependent); primary_value = pcmk__colocation_node_attr(primary->allocated_to, attr, primary); primary_role_rsc = get_resource_for_role(primary); if (!pcmk__str_eq(dependent_value, primary_value, pcmk__str_casei)) { if ((colocation->score == INFINITY) && (colocation->dependent_role == pcmk_role_promoted)) { dependent->priority = -INFINITY; } return; } if ((colocation->primary_role != pcmk_role_unknown) && (colocation->primary_role != primary_role_rsc->next_role)) { return; } if (colocation->dependent_role == pcmk_role_unpromoted) { score_multiplier = -1; } dependent->priority = pcmk__add_scores(score_multiplier * colocation->score, dependent->priority); pe_rsc_trace(dependent, "Applied %s to %s promotion priority (now %s after %s %s)", colocation->id, dependent->id, pcmk_readable_score(dependent->priority), ((score_multiplier == 1)? "adding" : "subtracting"), pcmk_readable_score(colocation->score)); } /*! * \internal * \brief Find score of highest-scored node that matches colocation attribute * * \param[in] rsc Resource whose allowed nodes should be searched * \param[in] attr Colocation attribute name (must not be NULL) * \param[in] value Colocation attribute value to require */ static int best_node_score_matching_attr(const pe_resource_t *rsc, const char *attr, const char *value) { GHashTableIter iter; pe_node_t *node = NULL; int best_score = -INFINITY; const char *best_node = NULL; // Find best allowed node with matching attribute g_hash_table_iter_init(&iter, rsc->allowed_nodes); while (g_hash_table_iter_next(&iter, NULL, (void **) &node)) { if ((node->weight > best_score) && pcmk__node_available(node, false, false) && pcmk__str_eq(value, pcmk__colocation_node_attr(node, attr, rsc), pcmk__str_casei)) { best_score = node->weight; best_node = node->details->uname; } } if (!pcmk__str_eq(attr, CRM_ATTR_UNAME, pcmk__str_none)) { if (best_node == NULL) { crm_info("No allowed node for %s matches node attribute %s=%s", rsc->id, attr, value); } else { crm_info("Allowed node %s for %s had best score (%d) " "of those matching node attribute %s=%s", best_node, rsc->id, best_score, attr, value); } } return best_score; } /*! * \internal * \brief Check whether a resource is allowed only on a single node * * \param[in] rsc Resource to check * * \return \c true if \p rsc is allowed only on one node, otherwise \c false */ static bool allowed_on_one(const pe_resource_t *rsc) { GHashTableIter iter; pe_node_t *allowed_node = NULL; int allowed_nodes = 0; g_hash_table_iter_init(&iter, rsc->allowed_nodes); while (g_hash_table_iter_next(&iter, NULL, (gpointer *) &allowed_node)) { if ((allowed_node->weight >= 0) && (++allowed_nodes > 1)) { pe_rsc_trace(rsc, "%s is allowed on multiple nodes", rsc->id); return false; } } pe_rsc_trace(rsc, "%s is allowed %s", rsc->id, ((allowed_nodes == 1)? "on a single node" : "nowhere")); return (allowed_nodes == 1); } /*! * \internal * \brief Add resource's colocation matches to current node assignment scores * * For each node in a given table, if any of a given resource's allowed nodes * have a matching value for the colocation attribute, add the highest of those * nodes' scores to the node's score. * * \param[in,out] nodes Table of nodes with assignment scores so far * \param[in] source_rsc Resource whose node scores to add * \param[in] target_rsc Resource on whose behalf to update \p nodes * \param[in] colocation Original colocation constraint (used to get * configured primary resource's stickiness, and * to get colocation node attribute; pass NULL to * ignore stickiness and use default attribute) * \param[in] factor Factor by which to multiply scores being added * \param[in] only_positive Whether to add only positive scores */ static void add_node_scores_matching_attr(GHashTable *nodes, const pe_resource_t *source_rsc, const pe_resource_t *target_rsc, const pcmk__colocation_t *colocation, float factor, bool only_positive) { GHashTableIter iter; pe_node_t *node = NULL; const char *attr = colocation->node_attribute; // Iterate through each node g_hash_table_iter_init(&iter, nodes); while (g_hash_table_iter_next(&iter, NULL, (void **)&node)) { float delta_f = 0; int delta = 0; int score = 0; int new_score = 0; const char *value = pcmk__colocation_node_attr(node, attr, target_rsc); score = best_node_score_matching_attr(source_rsc, attr, value); if ((factor < 0) && (score < 0)) { /* If the dependent is anti-colocated, we generally don't want the * primary to prefer nodes that the dependent avoids. That could * lead to unnecessary shuffling of the primary when the dependent * hits its migration threshold somewhere, for example. * * However, there are cases when it is desirable. If the dependent * can't run anywhere but where the primary is, it would be * worthwhile to move the primary for the sake of keeping the * dependent active. * * We can't know that exactly at this point since we don't know * where the primary will be assigned, but we can limit considering * the preference to when the dependent is allowed only on one node. * This is less than ideal for multiple reasons: * * - the dependent could be allowed on more than one node but have * anti-colocation primaries on each; * - the dependent could be a clone or bundle with multiple * instances, and the dependent as a whole is allowed on multiple * nodes but some instance still can't run * - the dependent has considered node-specific criteria such as * location constraints and stickiness by this point, but might * have other factors that end up disallowing a node * * but the alternative is making the primary move when it doesn't * need to. * * We also consider the primary's stickiness and influence, so the * user has some say in the matter. (This is the configured primary, * not a particular instance of the primary, but that doesn't matter * unless stickiness uses a rule to vary by node, and that seems * acceptable to ignore.) */ if ((colocation->primary->stickiness >= -score) || !pcmk__colocation_has_influence(colocation, NULL) || !allowed_on_one(colocation->dependent)) { crm_trace("%s: Filtering %d + %f * %d " "(double negative disallowed)", pe__node_name(node), node->weight, factor, score); continue; } } if (node->weight == INFINITY_HACK) { crm_trace("%s: Filtering %d + %f * %d (node was marked unusable)", pe__node_name(node), node->weight, factor, score); continue; } delta_f = factor * score; // Round the number; see http://c-faq.com/fp/round.html delta = (int) ((delta_f < 0)? (delta_f - 0.5) : (delta_f + 0.5)); /* Small factors can obliterate the small scores that are often actually * used in configurations. If the score and factor are nonzero, ensure * that the result is nonzero as well. */ if ((delta == 0) && (score != 0)) { if (factor > 0.0) { delta = 1; } else if (factor < 0.0) { delta = -1; } } new_score = pcmk__add_scores(delta, node->weight); if (only_positive && (new_score < 0) && (node->weight > 0)) { crm_trace("%s: Filtering %d + %f * %d = %d " "(negative disallowed, marking node unusable)", pe__node_name(node), node->weight, factor, score, new_score); node->weight = INFINITY_HACK; continue; } if (only_positive && (new_score < 0) && (node->weight == 0)) { crm_trace("%s: Filtering %d + %f * %d = %d (negative disallowed)", pe__node_name(node), node->weight, factor, score, new_score); continue; } crm_trace("%s: %d + %f * %d = %d", pe__node_name(node), node->weight, factor, score, new_score); node->weight = new_score; } } /*! * \internal * \brief Update nodes with scores of colocated resources' nodes * * Given a table of nodes and a resource, update the nodes' scores with the * scores of the best nodes matching the attribute used for each of the * resource's relevant colocations. * * \param[in,out] source_rsc Resource whose node scores to add * \param[in] target_rsc Resource on whose behalf to update \p *nodes * \param[in] log_id Resource ID for logs (if \c NULL, use * \p source_rsc ID) * \param[in,out] nodes Nodes to update (set initial contents to \c NULL * to copy allowed nodes from \p source_rsc) * \param[in] colocation Original colocation constraint (used to get * configured primary resource's stickiness, and * to get colocation node attribute; if \c NULL, * source_rsc's own matching node scores * will not be added, and \p *nodes must be \c NULL * as well) * \param[in] factor Incorporate scores multiplied by this factor * \param[in] flags Bitmask of enum pcmk__coloc_select values * * \note \c NULL \p target_rsc, \c NULL \p *nodes, \c NULL \p colocation, and * the \c pcmk__coloc_select_this_with flag are used together (and only by * \c cmp_resources()). * \note The caller remains responsible for freeing \p *nodes. * \note This is the shared implementation of * \c resource_alloc_functions_t:add_colocated_node_scores(). */ void pcmk__add_colocated_node_scores(pe_resource_t *source_rsc, const pe_resource_t *target_rsc, const char *log_id, GHashTable **nodes, const pcmk__colocation_t *colocation, float factor, uint32_t flags) { GHashTable *work = NULL; CRM_ASSERT((source_rsc != NULL) && (nodes != NULL) && ((colocation != NULL) || ((target_rsc == NULL) && (*nodes == NULL)))); if (log_id == NULL) { log_id = source_rsc->id; } // Avoid infinite recursion if (pcmk_is_set(source_rsc->flags, pe_rsc_merging)) { pe_rsc_info(source_rsc, "%s: Breaking dependency loop at %s", log_id, source_rsc->id); return; } pe__set_resource_flags(source_rsc, pe_rsc_merging); if (*nodes == NULL) { work = pcmk__copy_node_table(source_rsc->allowed_nodes); target_rsc = source_rsc; } else { const bool pos = pcmk_is_set(flags, pcmk__coloc_select_nonnegative); pe_rsc_trace(source_rsc, "%s: Merging %s scores from %s (at %.6f)", log_id, (pos? "positive" : "all"), source_rsc->id, factor); work = pcmk__copy_node_table(*nodes); add_node_scores_matching_attr(work, source_rsc, target_rsc, colocation, factor, pos); } if (work == NULL) { pe__clear_resource_flags(source_rsc, pe_rsc_merging); return; } if (pcmk__any_node_available(work)) { GList *colocations = NULL; if (pcmk_is_set(flags, pcmk__coloc_select_this_with)) { colocations = pcmk__this_with_colocations(source_rsc); pe_rsc_trace(source_rsc, "Checking additional %d optional '%s with' " "constraints", g_list_length(colocations), source_rsc->id); } else { colocations = pcmk__with_this_colocations(source_rsc); pe_rsc_trace(source_rsc, "Checking additional %d optional 'with %s' " "constraints", g_list_length(colocations), source_rsc->id); } flags |= pcmk__coloc_select_active; for (GList *iter = colocations; iter != NULL; iter = iter->next) { pcmk__colocation_t *constraint = iter->data; pe_resource_t *other = NULL; float other_factor = factor * constraint->score / (float) INFINITY; if (pcmk_is_set(flags, pcmk__coloc_select_this_with)) { other = constraint->primary; } else if (!pcmk__colocation_has_influence(constraint, NULL)) { continue; } else { other = constraint->dependent; } pe_rsc_trace(source_rsc, "Optionally merging score of '%s' constraint " "(%s with %s)", constraint->id, constraint->dependent->id, constraint->primary->id); other->cmds->add_colocated_node_scores(other, target_rsc, log_id, &work, constraint, other_factor, flags); pe__show_node_scores(true, NULL, log_id, work, source_rsc->cluster); } g_list_free(colocations); } else if (pcmk_is_set(flags, pcmk__coloc_select_active)) { pe_rsc_info(source_rsc, "%s: Rolling back optional scores from %s", log_id, source_rsc->id); g_hash_table_destroy(work); pe__clear_resource_flags(source_rsc, pe_rsc_merging); return; } if (pcmk_is_set(flags, pcmk__coloc_select_nonnegative)) { pe_node_t *node = NULL; GHashTableIter iter; g_hash_table_iter_init(&iter, work); while (g_hash_table_iter_next(&iter, NULL, (void **)&node)) { if (node->weight == INFINITY_HACK) { node->weight = 1; } } } if (*nodes != NULL) { g_hash_table_destroy(*nodes); } *nodes = work; pe__clear_resource_flags(source_rsc, pe_rsc_merging); } /*! * \internal * \brief Apply a "with this" colocation to a resource's allowed node scores * * \param[in,out] data Colocation to apply * \param[in,out] user_data Resource being assigned */ void pcmk__add_dependent_scores(gpointer data, gpointer user_data) { pcmk__colocation_t *colocation = data; pe_resource_t *target_rsc = user_data; pe_resource_t *source_rsc = colocation->dependent; const float factor = colocation->score / (float) INFINITY; uint32_t flags = pcmk__coloc_select_active; if (!pcmk__colocation_has_influence(colocation, NULL)) { return; } if (target_rsc->variant == pe_clone) { flags |= pcmk__coloc_select_nonnegative; } pe_rsc_trace(target_rsc, "%s: Incorporating attenuated %s assignment scores due " "to colocation %s", target_rsc->id, source_rsc->id, colocation->id); source_rsc->cmds->add_colocated_node_scores(source_rsc, target_rsc, source_rsc->id, &target_rsc->allowed_nodes, colocation, factor, flags); } /*! * \internal * \brief Exclude nodes from a dependent's node table if not in a given list * * Given a dependent resource in a colocation and a list of nodes where the * primary resource will run, set a node's score to \c -INFINITY in the * dependent's node table if not found in the primary nodes list. * * \param[in,out] dependent Dependent resource * \param[in] primary Primary resource (for logging only) * \param[in] colocation Colocation constraint (for logging only) * \param[in] primary_nodes List of nodes where the primary will have * unblocked instances in a suitable role * \param[in] merge_scores If \c true and a node is found in both \p table * and \p list, add the node's score in \p list to * the node's score in \p table */ void pcmk__colocation_intersect_nodes(pe_resource_t *dependent, const pe_resource_t *primary, const pcmk__colocation_t *colocation, const GList *primary_nodes, bool merge_scores) { GHashTableIter iter; pe_node_t *dependent_node = NULL; CRM_ASSERT((dependent != NULL) && (primary != NULL) && (colocation != NULL)); g_hash_table_iter_init(&iter, dependent->allowed_nodes); while (g_hash_table_iter_next(&iter, NULL, (gpointer *) &dependent_node)) { const pe_node_t *primary_node = NULL; primary_node = pe_find_node_id(primary_nodes, dependent_node->details->id); if (primary_node == NULL) { dependent_node->weight = -INFINITY; pe_rsc_trace(dependent, "Banning %s from %s (no primary instance) for %s", dependent->id, pe__node_name(dependent_node), colocation->id); } else if (merge_scores) { dependent_node->weight = pcmk__add_scores(dependent_node->weight, primary_node->weight); pe_rsc_trace(dependent, "Added %s's score %s to %s's score for %s (now %s) " "for colocation %s", primary->id, pcmk_readable_score(primary_node->weight), dependent->id, pe__node_name(dependent_node), pcmk_readable_score(dependent_node->weight), colocation->id); } } } /*! * \internal * \brief Get all colocations affecting a resource as the primary * * \param[in] rsc Resource to get colocations for * * \return Newly allocated list of colocations affecting \p rsc as primary * * \note This is a convenience wrapper for the with_this_colocations() method. */ GList * pcmk__with_this_colocations(const pe_resource_t *rsc) { GList *list = NULL; rsc->cmds->with_this_colocations(rsc, rsc, &list); return list; } /*! * \internal * \brief Get all colocations affecting a resource as the dependent * * \param[in] rsc Resource to get colocations for * * \return Newly allocated list of colocations affecting \p rsc as dependent * * \note This is a convenience wrapper for the this_with_colocations() method. */ GList * pcmk__this_with_colocations(const pe_resource_t *rsc) { GList *list = NULL; rsc->cmds->this_with_colocations(rsc, rsc, &list); return list; } diff --git a/lib/pacemaker/pcmk_sched_primitive.c b/lib/pacemaker/pcmk_sched_primitive.c index 4392f092ed..f3659437d0 100644 --- a/lib/pacemaker/pcmk_sched_primitive.c +++ b/lib/pacemaker/pcmk_sched_primitive.c @@ -1,1645 +1,1647 @@ /* * Copyright 2004-2023 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(pe_resource_t *rsc, pe_node_t *node, bool optional); static void start_resource(pe_resource_t *rsc, pe_node_t *node, bool optional); static void demote_resource(pe_resource_t *rsc, pe_node_t *node, bool optional); static void promote_resource(pe_resource_t *rsc, pe_node_t *node, bool optional); static void assert_role_error(pe_resource_t *rsc, pe_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)(pe_resource_t *rsc, pe_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 pe_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(pe_resource_t *rsc, const pe_node_t *prefer, bool stop_if_fail) { GList *nodes = NULL; pe_node_t *chosen = NULL; pe_node_t *best = NULL; const pe_node_t *most_free_node = pcmk__ban_insufficient_capacity(rsc); if (prefer == NULL) { prefer = most_free_node; } if (!pcmk_is_set(rsc->flags, pe_rsc_provisional)) { // 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 = (pe_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) { pe_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) { pe_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)) { pe_rsc_trace(rsc, "Preferred node %s for %s was unavailable", pe__node_name(chosen), rsc->id); chosen = NULL; } else { pe_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. */ pe_node_t *running = pe__current_node(rsc); if (running == NULL) { // Nothing to do } else if (!pcmk__node_available(running, true, false)) { pe_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) { pe_node_t *allowed = (pe_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)); } } } pe_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, pe_resource_t *rsc) { GHashTable *archive = NULL; pe_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, pe_rsc_provisional)) { pe_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)) { pe_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 pe_resource_t *connection) { pe_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. */ pe_node_t * pcmk__primitive_assign(pe_resource_t *rsc, const pe_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 == pe_native)); // Never assign a child without parent being assigned first if ((rsc->parent != NULL) && !pcmk_is_set(rsc->parent->flags, pe_rsc_allocating)) { pe_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, pe_rsc_provisional)) { // Assignment has already been done const char *node_name = "no node"; if (rsc->allocated_to != NULL) { node_name = pe__node_name(rsc->allocated_to); } pe_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, pe_rsc_allocating)) { pe_rsc_debug(rsc, "Breaking assignment loop involving %s", rsc->id); return NULL; } pe__set_resource_flags(rsc, pe_rsc_allocating); 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) { pe_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, rsc->cluster); } else if ((rsc->next_role > rsc->role) && !pcmk_is_set(rsc->cluster->flags, pe_flag_have_quorum) && (rsc->cluster->no_quorum_policy == no_quorum_freeze)) { crm_notice("Resource %s cannot be elevated from %s to %s due to " "no-quorum-policy=freeze", rsc->id, role2text(rsc->role), role2text(rsc->next_role)); pe__set_next_role(rsc, rsc->role, "no-quorum-policy=freeze"); } pe__show_node_scores(!pcmk_is_set(rsc->cluster->flags, pe_flag_show_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, pe_flag_stonith_enabled) && !pcmk_is_set(rsc->cluster->flags, pe_flag_have_stonith_resource)) { pe__clear_resource_flags(rsc, pe_rsc_managed); } if (!pcmk_is_set(rsc->flags, pe_rsc_managed)) { // Unmanaged resources stay on their current node const char *reason = NULL; pe_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, pe_rsc_failed)) { reason = "failed"; } else { reason = "active"; } pe_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, pe_flag_stop_everything)) { // Must stop at some point, but be consistent with stop_if_fail if (stop_if_fail) { pe_rsc_debug(rsc, "Forcing %s to stop: 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, pe_rsc_orphan)) { pe_rsc_info(rsc, "Resource %s cannot run anywhere", rsc->id); } else if ((rsc->running_on != NULL) && stop_if_fail) { pe_rsc_info(rsc, "Stopping orphan resource %s", rsc->id); } } pe__clear_resource_flags(rsc, pe_rsc_allocating); 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(pe_resource_t *rsc, pe_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, pe_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]; pe_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, pe_rsc_block)) { bool required = need_stop; next_role = rsc_state_matrix[role][rsc->role]; if ((next_role == pcmk_role_promoted) && need_promote) { required = true; } pe_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, pe_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(pe_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(pe_resource_t *rsc) { pe_action_t *start = NULL; pe_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, pe_action_print_always); } /*! * \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(pe_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; pe_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(pe_resource_t *rsc) { bool need_stop = false; bool need_promote = false; bool is_moving = false; bool allow_migrate = false; bool multiply_active = false; pe_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 == pe_native)); next_role_source = set_default_next_role(rsc); pe_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)) { pe_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. */ pe_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, pe_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 * 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 pe_proc_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, pe_rsc_stop_unexpected); break; default: break; } } else { pe__clear_resource_flags(rsc, pe_rsc_stop_unexpected); } if (pcmk_is_set(rsc->flags, pe_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, pe_rsc_failed)) { if (pcmk_is_set(rsc->flags, pe_rsc_stop)) { need_stop = true; pe_rsc_trace(rsc, "Recovering %s", rsc->id); } else { pe_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, pe_rsc_block)) { pe_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)) { pe_action_t *start = NULL; pe_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, pe_action_optional)) { // Recovery of a promoted resource pe_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 pe_resource_t *rsc) { GHashTableIter iter; pe_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 pe_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(pe_resource_t *rsc) { GList *allowed_nodes = NULL; bool check_unfencing = false; bool check_utilization = false; CRM_ASSERT((rsc != NULL) && (rsc->variant == pe_native)); if (!pcmk_is_set(rsc->flags, pe_rsc_managed)) { pe_rsc_trace(rsc, "Skipping implicit constraints for unmanaged resource %s", rsc->id); return; } // Whether resource requires unfencing check_unfencing = !pcmk_is_set(rsc->flags, pe_rsc_fence_device) && pcmk_is_set(rsc->cluster->flags, pe_flag_enable_unfencing) && pcmk_is_set(rsc->flags, pe_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, pe_order_optional|pe_order_implies_then|pe_order_restart, rsc->cluster); // Promotable ordering: demote before stop, start before promote if (pcmk_is_set(pe__const_top_resource(rsc, false)->flags, pe_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, pe_order_promoted_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, pe_order_runnable_left, 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, pe_order_same_node|pe_order_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) { pe_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, pe_rsc_allow_remote_remotes)) { 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, pe_order_optional); /* 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) { pe_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, pe_order_implies_then|pe_order_runnable_left, 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, pe_order_implies_first, rsc->cluster); if (pcmk_is_set(rsc->flags, pe_rsc_allow_remote_remotes)) { 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, pe_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(pe_resource_t *dependent, const pe_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); pe_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 * resource_alloc_functions_t:with_this_colocations() */ void pcmk__with_primitive_colocations(const pe_resource_t *rsc, const pe_resource_t *orig_rsc, GList **list) { CRM_ASSERT((rsc != NULL) && (rsc->variant == pe_native) && (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 * resource_alloc_functions_t:this_with_colocations() */ void pcmk__primitive_with_colocations(const pe_resource_t *rsc, const pe_resource_t *orig_rsc, GList **list) { CRM_ASSERT((rsc != NULL) && (rsc->variant == pe_native) && (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(pe_action_t *action, const pe_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 pe_resource_t *rsc, const pe_node_t *node) { return pcmk_all_flags_set(rsc->flags, pe_rsc_stop_unexpected|pe_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(pe_resource_t *rsc, pe_node_t *node, bool optional) { for (GList *iter = rsc->running_on; iter != NULL; iter = iter->next) { pe_node_t *current = (pe_node_t *) iter->data; pe_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. */ pe_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)) { pe_rsc_trace(rsc, "Skipping stop of %s on %s " "because partial migration there will continue", rsc->id, pe__node_name(current)); continue; } else { pe_rsc_trace(rsc, "Forcing stop of %s on %s " "because migration target changed", rsc->id, pe__node_name(current)); optional = false; } } pe_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, pe_rsc_restarting |pe_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, pe_rsc_managed)) { pe__clear_action_flags(stop, pe_action_runnable); } if (pcmk_is_set(rsc->cluster->flags, pe_flag_remove_after_stop)) { pcmk__schedule_cleanup(rsc, current, optional); } if (pcmk_is_set(rsc->flags, pe_rsc_needs_unfencing)) { pe_action_t *unfence = pe_fence_op(current, PCMK_ACTION_ON, true, NULL, false, rsc->cluster); order_actions(stop, unfence, pe_order_implies_first); if (!pcmk__node_unfenced(current)) { pe_proc_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(pe_resource_t *rsc, pe_node_t *node, bool optional) { pe_action_t *start = NULL; CRM_ASSERT(node != NULL); pe_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, pe_order_implies_then); if (pcmk_is_set(start->flags, pe_action_runnable) && !optional) { pe__clear_action_flags(start, pe_action_optional); } if (is_expected_node(rsc, node)) { /* This could be a problem if the start becomes necessary for other * reasons later. */ pe_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, pe_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(pe_resource_t *rsc, pe_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) { pe_action_t *start = (pe_action_t *) iter->data; if (!pcmk_is_set(start->flags, pe_action_runnable)) { runnable = false; } } g_list_free(action_list); if (runnable) { pe_action_t *promote = promote_action(rsc, node, optional); pe_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. */ pe_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, pe_action_pseudo); } } else { pe_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) { pe_action_t *promote = (pe_action_t *) iter->data; pe__clear_action_flags(promote, pe_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(pe_resource_t *rsc, pe_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) { pe_node_t *current = (pe_node_t *) iter->data; if (is_expected_node(rsc, current)) { pe_rsc_trace(rsc, "Skipping demote of multiply active resource %s " "on expected node %s", rsc->id, pe__node_name(current)); } else { pe_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(pe_resource_t *rsc, pe_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(pe_resource_t *rsc, const pe_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? pe_order_implies_then : pe_order_optional; CRM_CHECK((rsc != NULL) && (node != NULL), return); if (pcmk_is_set(rsc->flags, pe_rsc_failed)) { pe_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) { pe_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 pe_resource_t *rsc, xmlNode *xml) { char *name = NULL; char *value = NULL; const pe_resource_t *parent = NULL; CRM_ASSERT((rsc != NULL) && (rsc->variant == pe_native) && (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, XML_RSC_ATTR_INCARNATION); if (value != NULL) { name = crm_meta_name(XML_RSC_ATTR_INCARNATION); 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 resource_alloc_functions_t:add_utilization() void pcmk__primitive_add_utilization(const pe_resource_t *rsc, const pe_resource_t *orig_rsc, GList *all_rscs, GHashTable *utilization) { CRM_ASSERT((rsc != NULL) && (rsc->variant == pe_native) && (orig_rsc != NULL) && (utilization != NULL)); if (!pcmk_is_set(rsc->flags, pe_rsc_provisional)) { return; } pe_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(pe_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 pe_node_t *node = (const pe_node_t *) data; pe_resource_t *rsc = (pe_resource_t *) user_data; if (strcmp(node->details->uname, rsc->lock_node->details->uname) != 0) { resource_location(rsc, node, -CRM_SCORE_INFINITY, XML_CONFIG_ATTR_SHUTDOWN_LOCK, rsc->cluster); } } // Primitive implementation of resource_alloc_functions_t:shutdown_lock() void pcmk__primitive_shutdown_lock(pe_resource_t *rsc) { const char *class = NULL; CRM_ASSERT((rsc != NULL) && (rsc->variant == pe_native)); 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, rsc->cluster)) { 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. */ pe_rsc_info(rsc, "Cancelling shutdown lock because %s is already active", rsc->id); pe__clear_resource_history(rsc, rsc->lock_node, rsc->cluster); 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)) { pe_node_t *node = rsc->running_on->data; if (node->details->shutdown) { if (node->details->unclean) { pe_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; pe_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); } else { pe_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/pacemaker/pcmk_sched_recurring.c b/lib/pacemaker/pcmk_sched_recurring.c index d480a22fb0..e0ef7805c3 100644 --- a/lib/pacemaker/pcmk_sched_recurring.c +++ b/lib/pacemaker/pcmk_sched_recurring.c @@ -1,717 +1,718 @@ /* * Copyright 2004-2023 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 "libpacemaker_private.h" // Information parsed from an operation history entry in the CIB struct op_history { // XML attributes const char *id; // ID of history entry const char *name; // Action name // Parsed information char *key; // Operation key for action enum rsc_role_e role; // Action role (or pcmk_role_unknown for default) guint interval_ms; // Action interval }; /*! * \internal * \brief Parse an interval from XML * * \param[in] xml XML containing an interval attribute * * \return Interval parsed from XML (or 0 as default) */ static guint xe_interval(const xmlNode *xml) { return crm_parse_interval_spec(crm_element_value(xml, XML_LRM_ATTR_INTERVAL)); } /*! * \internal * \brief Check whether an operation exists multiple times in resource history * * \param[in] rsc Resource with history to search * \param[in] name Name of action to search for * \param[in] interval_ms Interval (in milliseconds) of action to search for * * \return true if an operation with \p name and \p interval_ms exists more than * once in the operation history of \p rsc, otherwise false */ static bool is_op_dup(const pe_resource_t *rsc, const char *name, guint interval_ms) { const char *id = NULL; for (xmlNode *op = first_named_child(rsc->ops_xml, "op"); op != NULL; op = crm_next_same_xml(op)) { // Check whether action name and interval match if (!pcmk__str_eq(crm_element_value(op, "name"), name, pcmk__str_none) || (xe_interval(op) != interval_ms)) { continue; } if (ID(op) == NULL) { continue; // Shouldn't be possible } if (id == NULL) { id = ID(op); // First matching op } else { pcmk__config_err("Operation %s is duplicate of %s (do not use " "same name and interval combination more " "than once per resource)", ID(op), id); return true; } } return false; } /*! * \internal * \brief Check whether an action name is one that can be recurring * * \param[in] name Action name to check * * \return true if \p name is an action known to be unsuitable as a recurring * operation, otherwise false * * \note Pacemaker's current philosophy is to allow users to configure recurring * operations except for a short list of actions known not to be suitable * for that (as opposed to allowing only actions known to be suitable, * which includes only monitor). Among other things, this approach allows * users to define their own custom operations and make them recurring, * though that use case is not well tested. */ static bool op_cannot_recur(const char *name) { return pcmk__str_any_of(name, PCMK_ACTION_STOP, PCMK_ACTION_START, PCMK_ACTION_DEMOTE, PCMK_ACTION_PROMOTE, PCMK_ACTION_RELOAD_AGENT, PCMK_ACTION_MIGRATE_TO, PCMK_ACTION_MIGRATE_FROM, NULL); } /*! * \internal * \brief Check whether a resource history entry is for a recurring action * * \param[in] rsc Resource that history entry is for * \param[in] xml XML of resource history entry to check * \param[out] op Where to store parsed info if recurring * * \return true if \p xml is for a recurring action, otherwise false */ static bool is_recurring_history(const pe_resource_t *rsc, const xmlNode *xml, struct op_history *op) { const char *role = NULL; op->interval_ms = xe_interval(xml); if (op->interval_ms == 0) { return false; // Not recurring } op->id = ID(xml); if (pcmk__str_empty(op->id)) { pcmk__config_err("Ignoring resource history entry without ID"); return false; // Shouldn't be possible (unless CIB was manually edited) } op->name = crm_element_value(xml, "name"); if (op_cannot_recur(op->name)) { pcmk__config_err("Ignoring %s because %s action cannot be recurring", op->id, pcmk__s(op->name, "unnamed")); return false; } // There should only be one recurring operation per action/interval if (is_op_dup(rsc, op->name, op->interval_ms)) { return false; } // Ensure role is valid if specified role = crm_element_value(xml, "role"); if (role == NULL) { op->role = pcmk_role_unknown; } else { op->role = text2role(role); if (op->role == pcmk_role_unknown) { pcmk__config_err("Ignoring %s because %s is not a valid role", op->id, role); } } // Disabled resources don't get monitored op->key = pcmk__op_key(rsc->id, op->name, op->interval_ms); if (find_rsc_op_entry(rsc, op->key) == NULL) { crm_trace("Not creating recurring action %s for disabled resource %s", op->id, rsc->id); free(op->key); return false; } return true; } /*! * \internal * \brief Check whether a recurring action for an active role should be optional * * \param[in] rsc Resource that recurring action is for * \param[in] node Node that \p rsc will be active on (if any) * \param[in] key Operation key for recurring action to check * \param[in,out] start Start action for \p rsc * * \return true if recurring action should be optional, otherwise false */ static bool active_recurring_should_be_optional(const pe_resource_t *rsc, const pe_node_t *node, const char *key, pe_action_t *start) { GList *possible_matches = NULL; if (node == NULL) { // Should only be possible if unmanaged and stopped pe_rsc_trace(rsc, "%s will be mandatory because resource is unmanaged", key); return false; } if (!pcmk_is_set(rsc->cmds->action_flags(start, NULL), pe_action_optional)) { pe_rsc_trace(rsc, "%s will be mandatory because %s is", key, start->uuid); return false; } possible_matches = find_actions_exact(rsc->actions, key, node); if (possible_matches == NULL) { pe_rsc_trace(rsc, "%s will be mandatory because it is not active on %s", key, pe__node_name(node)); return false; } for (const GList *iter = possible_matches; iter != NULL; iter = iter->next) { const pe_action_t *op = (const pe_action_t *) iter->data; if (pcmk_is_set(op->flags, pe_action_reschedule)) { pe_rsc_trace(rsc, "%s will be mandatory because " "it needs to be rescheduled", key); g_list_free(possible_matches); return false; } } g_list_free(possible_matches); return true; } /*! * \internal * \brief Create recurring action from resource history entry for an active role * * \param[in,out] rsc Resource that resource history is for * \param[in,out] start Start action for \p rsc on \p node * \param[in] node Node that resource will be active on (if any) * \param[in] op Resource history entry */ static void recurring_op_for_active(pe_resource_t *rsc, pe_action_t *start, const pe_node_t *node, const struct op_history *op) { pe_action_t *mon = NULL; bool is_optional = true; const bool is_default_role = (op->role == pcmk_role_unknown); // We're only interested in recurring actions for active roles if (op->role == pcmk_role_stopped) { return; } is_optional = active_recurring_should_be_optional(rsc, node, op->key, start); if ((!is_default_role && (rsc->next_role != op->role)) || (is_default_role && (rsc->next_role == pcmk_role_promoted))) { // Configured monitor role doesn't match role resource will have if (is_optional) { // It's running, so cancel it char *after_key = NULL; pe_action_t *cancel_op = pcmk__new_cancel_action(rsc, op->name, op->interval_ms, node); switch (rsc->role) { case pcmk_role_unpromoted: case pcmk_role_started: if (rsc->next_role == pcmk_role_promoted) { after_key = promote_key(rsc); } else if (rsc->next_role == pcmk_role_stopped) { after_key = stop_key(rsc); } break; case pcmk_role_promoted: after_key = demote_key(rsc); break; default: break; } if (after_key) { pcmk__new_ordering(rsc, NULL, cancel_op, rsc, after_key, NULL, pe_order_runnable_left, rsc->cluster); } } do_crm_log((is_optional? LOG_INFO : LOG_TRACE), "%s recurring action %s because %s configured for %s role " "(not %s)", (is_optional? "Cancelling" : "Ignoring"), op->key, op->id, role2text(is_default_role? pcmk_role_unpromoted : op->role), role2text(rsc->next_role)); return; } pe_rsc_trace(rsc, "Creating %s recurring action %s for %s (%s %s on %s)", (is_optional? "optional" : "mandatory"), op->key, op->id, rsc->id, role2text(rsc->next_role), pe__node_name(node)); mon = custom_action(rsc, strdup(op->key), op->name, node, is_optional, TRUE, rsc->cluster); if (!pcmk_is_set(start->flags, pe_action_runnable)) { pe_rsc_trace(rsc, "%s is unrunnable because start is", mon->uuid); pe__clear_action_flags(mon, pe_action_runnable); } else if ((node == NULL) || !node->details->online || node->details->unclean) { pe_rsc_trace(rsc, "%s is unrunnable because no node is available", mon->uuid); pe__clear_action_flags(mon, pe_action_runnable); } else if (!pcmk_is_set(mon->flags, pe_action_optional)) { pe_rsc_info(rsc, "Start %s-interval %s for %s on %s", pcmk__readable_interval(op->interval_ms), mon->task, rsc->id, pe__node_name(node)); } if (rsc->next_role == pcmk_role_promoted) { pe__add_action_expected_result(mon, CRM_EX_PROMOTED); } // Order monitor relative to other actions if ((node == NULL) || pcmk_is_set(rsc->flags, pe_rsc_managed)) { pcmk__new_ordering(rsc, start_key(rsc), NULL, NULL, strdup(mon->uuid), mon, pe_order_implies_then|pe_order_runnable_left, rsc->cluster); pcmk__new_ordering(rsc, reload_key(rsc), NULL, NULL, strdup(mon->uuid), mon, pe_order_implies_then|pe_order_runnable_left, rsc->cluster); if (rsc->next_role == pcmk_role_promoted) { pcmk__new_ordering(rsc, promote_key(rsc), NULL, rsc, NULL, mon, pe_order_optional|pe_order_runnable_left, rsc->cluster); } else if (rsc->role == pcmk_role_promoted) { pcmk__new_ordering(rsc, demote_key(rsc), NULL, rsc, NULL, mon, pe_order_optional|pe_order_runnable_left, rsc->cluster); } } } /*! * \internal * \brief Cancel a recurring action if running on a node * * \param[in,out] rsc Resource that action is for * \param[in] node Node to cancel action on * \param[in] key Operation key for action * \param[in] name Action name * \param[in] interval_ms Action interval (in milliseconds) */ static void cancel_if_running(pe_resource_t *rsc, const pe_node_t *node, const char *key, const char *name, guint interval_ms) { GList *possible_matches = find_actions_exact(rsc->actions, key, node); pe_action_t *cancel_op = NULL; if (possible_matches == NULL) { return; // Recurring action isn't running on this node } g_list_free(possible_matches); cancel_op = pcmk__new_cancel_action(rsc, name, interval_ms, node); switch (rsc->next_role) { case pcmk_role_started: case pcmk_role_unpromoted: /* Order starts after cancel. If the current role is * stopped, this cancels the monitor before the resource * starts; if the current role is started, then this cancels * the monitor on a migration target before starting there. */ pcmk__new_ordering(rsc, NULL, cancel_op, rsc, start_key(rsc), NULL, pe_order_runnable_left, rsc->cluster); break; default: break; } pe_rsc_info(rsc, "Cancelling %s-interval %s action for %s on %s because " - "configured for " RSC_ROLE_STOPPED_S " role (not %s)", + "configured for " PCMK__ROLE_STOPPED " role (not %s)", pcmk__readable_interval(interval_ms), name, rsc->id, pe__node_name(node), role2text(rsc->next_role)); } /*! * \internal * \brief Order an action after all probes of a resource on a node * * \param[in,out] rsc Resource to check for probes * \param[in] node Node to check for probes of \p rsc * \param[in,out] action Action to order after probes of \p rsc on \p node */ static void order_after_probes(pe_resource_t *rsc, const pe_node_t *node, pe_action_t *action) { GList *probes = pe__resource_actions(rsc, node, PCMK_ACTION_MONITOR, FALSE); for (GList *iter = probes; iter != NULL; iter = iter->next) { order_actions((pe_action_t *) iter->data, action, pe_order_runnable_left); } g_list_free(probes); } /*! * \internal * \brief Order an action after all stops of a resource on a node * * \param[in,out] rsc Resource to check for stops * \param[in] node Node to check for stops of \p rsc * \param[in,out] action Action to order after stops of \p rsc on \p node */ static void order_after_stops(pe_resource_t *rsc, const pe_node_t *node, pe_action_t *action) { GList *stop_ops = pe__resource_actions(rsc, node, PCMK_ACTION_STOP, TRUE); for (GList *iter = stop_ops; iter != NULL; iter = iter->next) { pe_action_t *stop = (pe_action_t *) iter->data; if (!pcmk_is_set(stop->flags, pe_action_optional) && !pcmk_is_set(action->flags, pe_action_optional) && !pcmk_is_set(rsc->flags, pe_rsc_managed)) { pe_rsc_trace(rsc, "%s optional on %s: unmanaged", action->uuid, pe__node_name(node)); pe__set_action_flags(action, pe_action_optional); } if (!pcmk_is_set(stop->flags, pe_action_runnable)) { crm_debug("%s unrunnable on %s: stop is unrunnable", action->uuid, pe__node_name(node)); pe__clear_action_flags(action, pe_action_runnable); } if (pcmk_is_set(rsc->flags, pe_rsc_managed)) { pcmk__new_ordering(rsc, stop_key(rsc), stop, NULL, NULL, action, pe_order_implies_then|pe_order_runnable_left, rsc->cluster); } } g_list_free(stop_ops); } /*! * \internal * \brief Create recurring action from resource history entry for inactive role * * \param[in,out] rsc Resource that resource history is for * \param[in] node Node that resource will be active on (if any) * \param[in] op Resource history entry */ static void recurring_op_for_inactive(pe_resource_t *rsc, const pe_node_t *node, const struct op_history *op) { GList *possible_matches = NULL; // We're only interested in recurring actions for the inactive role if (op->role != pcmk_role_stopped) { return; } if (!pcmk_is_set(rsc->flags, pe_rsc_unique)) { - crm_notice("Ignoring %s (recurring monitors for " RSC_ROLE_STOPPED_S + crm_notice("Ignoring %s (recurring monitors for " PCMK__ROLE_STOPPED " role are not supported for anonymous clones)", op->id); return; // @TODO add support } pe_rsc_trace(rsc, "Creating recurring action %s for %s on nodes " "where it should not be running", op->id, rsc->id); for (GList *iter = rsc->cluster->nodes; iter != NULL; iter = iter->next) { pe_node_t *stop_node = (pe_node_t *) iter->data; bool is_optional = true; pe_action_t *stopped_mon = NULL; // Cancel action on node where resource will be active if ((node != NULL) && pcmk__str_eq(stop_node->details->uname, node->details->uname, pcmk__str_casei)) { cancel_if_running(rsc, node, op->key, op->name, op->interval_ms); continue; } // Recurring action on this node is optional if it's already active here possible_matches = find_actions_exact(rsc->actions, op->key, stop_node); is_optional = (possible_matches != NULL); g_list_free(possible_matches); pe_rsc_trace(rsc, "Creating %s recurring action %s for %s (%s " - RSC_ROLE_STOPPED_S " on %s)", + PCMK__ROLE_STOPPED " on %s)", (is_optional? "optional" : "mandatory"), op->key, op->id, rsc->id, pe__node_name(stop_node)); stopped_mon = custom_action(rsc, strdup(op->key), op->name, stop_node, is_optional, TRUE, rsc->cluster); pe__add_action_expected_result(stopped_mon, CRM_EX_NOT_RUNNING); if (pcmk_is_set(rsc->flags, pe_rsc_managed)) { order_after_probes(rsc, stop_node, stopped_mon); } /* The recurring action is for the inactive role, so it shouldn't be * performed until the resource is inactive. */ order_after_stops(rsc, stop_node, stopped_mon); if (!stop_node->details->online || stop_node->details->unclean) { pe_rsc_debug(rsc, "%s unrunnable on %s: node unavailable)", stopped_mon->uuid, pe__node_name(stop_node)); pe__clear_action_flags(stopped_mon, pe_action_runnable); } if (pcmk_is_set(stopped_mon->flags, pe_action_runnable) && !pcmk_is_set(stopped_mon->flags, pe_action_optional)) { crm_notice("Start recurring %s-interval %s for " - RSC_ROLE_STOPPED_S " %s on %s", + PCMK__ROLE_STOPPED " %s on %s", pcmk__readable_interval(op->interval_ms), stopped_mon->task, rsc->id, pe__node_name(stop_node)); } } } /*! * \internal * \brief Create recurring actions for a resource * * \param[in,out] rsc Resource to create recurring actions for */ void pcmk__create_recurring_actions(pe_resource_t *rsc) { pe_action_t *start = NULL; if (pcmk_is_set(rsc->flags, pe_rsc_block)) { pe_rsc_trace(rsc, "Skipping recurring actions for blocked resource %s", rsc->id); return; } if (pcmk_is_set(rsc->flags, pe_rsc_maintenance)) { pe_rsc_trace(rsc, "Skipping recurring actions for %s " "in maintenance mode", rsc->id); return; } if (rsc->allocated_to == NULL) { // Recurring actions for active roles not needed } else if (rsc->allocated_to->details->maintenance) { pe_rsc_trace(rsc, "Skipping recurring actions for %s on %s " "in maintenance mode", rsc->id, pe__node_name(rsc->allocated_to)); } else if ((rsc->next_role != pcmk_role_stopped) || !pcmk_is_set(rsc->flags, pe_rsc_managed)) { // Recurring actions for active roles needed start = start_action(rsc, rsc->allocated_to, TRUE); } pe_rsc_trace(rsc, "Creating any recurring actions needed for %s", rsc->id); for (xmlNode *op = first_named_child(rsc->ops_xml, "op"); op != NULL; op = crm_next_same_xml(op)) { struct op_history op_history = { NULL, }; if (!is_recurring_history(rsc, op, &op_history)) { continue; } if (start != NULL) { recurring_op_for_active(rsc, start, rsc->allocated_to, &op_history); } recurring_op_for_inactive(rsc, rsc->allocated_to, &op_history); free(op_history.key); } } /*! * \internal * \brief Create an executor cancel action * * \param[in,out] rsc Resource of action to cancel * \param[in] task Name of action to cancel * \param[in] interval_ms Interval of action to cancel * \param[in] node Node of action to cancel * * \return Created op */ pe_action_t * pcmk__new_cancel_action(pe_resource_t *rsc, const char *task, guint interval_ms, const pe_node_t *node) { pe_action_t *cancel_op = NULL; char *key = NULL; char *interval_ms_s = NULL; CRM_ASSERT((rsc != NULL) && (task != NULL) && (node != NULL)); // @TODO dangerous if possible to schedule another action with this key key = pcmk__op_key(rsc->id, task, interval_ms); cancel_op = custom_action(rsc, key, PCMK_ACTION_CANCEL, node, FALSE, TRUE, rsc->cluster); pcmk__str_update(&cancel_op->task, PCMK_ACTION_CANCEL); pcmk__str_update(&cancel_op->cancel_task, task); interval_ms_s = crm_strdup_printf("%u", interval_ms); add_hash_param(cancel_op->meta, XML_LRM_ATTR_TASK, task); add_hash_param(cancel_op->meta, XML_LRM_ATTR_INTERVAL_MS, interval_ms_s); free(interval_ms_s); return cancel_op; } /*! * \internal * \brief Schedule cancellation of a recurring action * * \param[in,out] rsc Resource that action is for * \param[in] call_id Action's call ID from history * \param[in] task Action name * \param[in] interval_ms Action interval * \param[in] node Node that history entry is for * \param[in] reason Short description of why action is cancelled */ void pcmk__schedule_cancel(pe_resource_t *rsc, const char *call_id, const char *task, guint interval_ms, const pe_node_t *node, const char *reason) { pe_action_t *cancel = NULL; CRM_CHECK((rsc != NULL) && (task != NULL) && (node != NULL) && (reason != NULL), return); crm_info("Recurring %s-interval %s for %s will be stopped on %s: %s", pcmk__readable_interval(interval_ms), task, rsc->id, pe__node_name(node), reason); cancel = pcmk__new_cancel_action(rsc, task, interval_ms, node); add_hash_param(cancel->meta, XML_LRM_ATTR_CALLID, call_id); // Cancellations happen after stops pcmk__new_ordering(rsc, stop_key(rsc), NULL, rsc, NULL, cancel, pe_order_optional, rsc->cluster); } /*! * \internal * \brief Reschedule a recurring action * * \param[in,out] rsc Resource that action is for * \param[in] task Name of action being rescheduled * \param[in] interval_ms Action interval (in milliseconds) * \param[in,out] node Node where action should be rescheduled */ void pcmk__reschedule_recurring(pe_resource_t *rsc, const char *task, guint interval_ms, pe_node_t *node) { pe_action_t *op = NULL; trigger_unfencing(rsc, node, "Device parameters changed (reschedule)", NULL, rsc->cluster); op = custom_action(rsc, pcmk__op_key(rsc->id, task, interval_ms), task, node, TRUE, TRUE, rsc->cluster); pe__set_action_flags(op, pe_action_reschedule); } /*! * \internal * \brief Check whether an action is recurring * * \param[in] action Action to check * * \return true if \p action has a nonzero interval, otherwise false */ bool pcmk__action_is_recurring(const pe_action_t *action) { guint interval_ms = 0; if (pcmk__guint_from_hash(action->meta, XML_LRM_ATTR_INTERVAL_MS, 0, &interval_ms) != pcmk_rc_ok) { return false; } return (interval_ms > 0); } diff --git a/lib/pacemaker/pcmk_sched_tickets.c b/lib/pacemaker/pcmk_sched_tickets.c index d45959af35..384fd5cf3b 100644 --- a/lib/pacemaker/pcmk_sched_tickets.c +++ b/lib/pacemaker/pcmk_sched_tickets.c @@ -1,530 +1,531 @@ /* * Copyright 2004-2023 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 "libpacemaker_private.h" enum loss_ticket_policy { loss_ticket_stop, loss_ticket_demote, loss_ticket_fence, loss_ticket_freeze }; typedef struct { const char *id; pe_resource_t *rsc; pe_ticket_t *ticket; enum loss_ticket_policy loss_policy; int role; } rsc_ticket_t; /*! * \brief Check whether a ticket constraint matches a resource by role * * \param[in] rsc_ticket Ticket constraint * \param[in] rsc Resource to compare with ticket * * \param[in] true if constraint has no role or resource's role matches * constraint's, otherwise false */ static bool ticket_role_matches(const pe_resource_t *rsc, const rsc_ticket_t *rsc_ticket) { if ((rsc_ticket->role == pcmk_role_unknown) || (rsc_ticket->role == rsc->role)) { return true; } pe_rsc_trace(rsc, "Skipping constraint: \"%s\" state filter", role2text(rsc_ticket->role)); return false; } /*! * \brief Create location constraints and fencing as needed for a ticket * * \param[in,out] rsc Resource affected by ticket * \param[in] rsc_ticket Ticket */ static void constraints_for_ticket(pe_resource_t *rsc, const rsc_ticket_t *rsc_ticket) { GList *iter = NULL; CRM_CHECK((rsc != NULL) && (rsc_ticket != NULL), return); if (rsc_ticket->ticket->granted && !rsc_ticket->ticket->standby) { return; } if (rsc->children) { pe_rsc_trace(rsc, "Processing ticket dependencies from %s", rsc->id); for (iter = rsc->children; iter != NULL; iter = iter->next) { constraints_for_ticket((pe_resource_t *) iter->data, rsc_ticket); } return; } pe_rsc_trace(rsc, "%s: Processing ticket dependency on %s (%s, %s)", rsc->id, rsc_ticket->ticket->id, rsc_ticket->id, role2text(rsc_ticket->role)); if (!rsc_ticket->ticket->granted && (rsc->running_on != NULL)) { switch (rsc_ticket->loss_policy) { case loss_ticket_stop: resource_location(rsc, NULL, -INFINITY, "__loss_of_ticket__", rsc->cluster); break; case loss_ticket_demote: // Promotion score will be set to -INFINITY in promotion_order() if (rsc_ticket->role != pcmk_role_promoted) { resource_location(rsc, NULL, -INFINITY, "__loss_of_ticket__", rsc->cluster); } break; case loss_ticket_fence: if (!ticket_role_matches(rsc, rsc_ticket)) { return; } resource_location(rsc, NULL, -INFINITY, "__loss_of_ticket__", rsc->cluster); for (iter = rsc->running_on; iter != NULL; iter = iter->next) { pe_fence_node(rsc->cluster, (pe_node_t *) iter->data, "deadman ticket was lost", FALSE); } break; case loss_ticket_freeze: if (!ticket_role_matches(rsc, rsc_ticket)) { return; } if (rsc->running_on != NULL) { pe__clear_resource_flags(rsc, pe_rsc_managed); pe__set_resource_flags(rsc, pe_rsc_block); } break; } } else if (!rsc_ticket->ticket->granted) { if ((rsc_ticket->role != pcmk_role_promoted) || (rsc_ticket->loss_policy == loss_ticket_stop)) { resource_location(rsc, NULL, -INFINITY, "__no_ticket__", rsc->cluster); } } else if (rsc_ticket->ticket->standby) { if ((rsc_ticket->role != pcmk_role_promoted) || (rsc_ticket->loss_policy == loss_ticket_stop)) { resource_location(rsc, NULL, -INFINITY, "__ticket_standby__", rsc->cluster); } } } static void rsc_ticket_new(const char *id, pe_resource_t *rsc, pe_ticket_t *ticket, const char *state, const char *loss_policy) { rsc_ticket_t *new_rsc_ticket = NULL; if (rsc == NULL) { pcmk__config_err("Ignoring ticket '%s' because resource " "does not exist", id); return; } new_rsc_ticket = calloc(1, sizeof(rsc_ticket_t)); if (new_rsc_ticket == NULL) { return; } - if (pcmk__str_eq(state, RSC_ROLE_STARTED_S, + if (pcmk__str_eq(state, PCMK__ROLE_STARTED, pcmk__str_null_matches|pcmk__str_casei)) { - state = RSC_ROLE_UNKNOWN_S; + state = PCMK__ROLE_UNKNOWN; } new_rsc_ticket->id = id; new_rsc_ticket->ticket = ticket; new_rsc_ticket->rsc = rsc; new_rsc_ticket->role = text2role(state); if (pcmk__str_eq(loss_policy, "fence", pcmk__str_casei)) { if (pcmk_is_set(rsc->cluster->flags, pe_flag_stonith_enabled)) { new_rsc_ticket->loss_policy = loss_ticket_fence; } else { pcmk__config_err("Resetting '" XML_TICKET_ATTR_LOSS_POLICY "' for ticket '%s' to 'stop' " "because fencing is not configured", ticket->id); loss_policy = "stop"; } } if (new_rsc_ticket->loss_policy == loss_ticket_fence) { crm_debug("On loss of ticket '%s': Fence the nodes running %s (%s)", new_rsc_ticket->ticket->id, new_rsc_ticket->rsc->id, role2text(new_rsc_ticket->role)); } else if (pcmk__str_eq(loss_policy, "freeze", pcmk__str_casei)) { crm_debug("On loss of ticket '%s': Freeze %s (%s)", new_rsc_ticket->ticket->id, new_rsc_ticket->rsc->id, role2text(new_rsc_ticket->role)); new_rsc_ticket->loss_policy = loss_ticket_freeze; } else if (pcmk__str_eq(loss_policy, PCMK_ACTION_DEMOTE, pcmk__str_casei)) { crm_debug("On loss of ticket '%s': Demote %s (%s)", new_rsc_ticket->ticket->id, new_rsc_ticket->rsc->id, role2text(new_rsc_ticket->role)); new_rsc_ticket->loss_policy = loss_ticket_demote; } else if (pcmk__str_eq(loss_policy, "stop", pcmk__str_casei)) { crm_debug("On loss of ticket '%s': Stop %s (%s)", new_rsc_ticket->ticket->id, new_rsc_ticket->rsc->id, role2text(new_rsc_ticket->role)); new_rsc_ticket->loss_policy = loss_ticket_stop; } else { if (new_rsc_ticket->role == pcmk_role_promoted) { crm_debug("On loss of ticket '%s': Default to demote %s (%s)", new_rsc_ticket->ticket->id, new_rsc_ticket->rsc->id, role2text(new_rsc_ticket->role)); new_rsc_ticket->loss_policy = loss_ticket_demote; } else { crm_debug("On loss of ticket '%s': Default to stop %s (%s)", new_rsc_ticket->ticket->id, new_rsc_ticket->rsc->id, role2text(new_rsc_ticket->role)); new_rsc_ticket->loss_policy = loss_ticket_stop; } } pe_rsc_trace(rsc, "%s (%s) ==> %s", rsc->id, role2text(new_rsc_ticket->role), ticket->id); rsc->rsc_tickets = g_list_append(rsc->rsc_tickets, new_rsc_ticket); rsc->cluster->ticket_constraints = g_list_append( rsc->cluster->ticket_constraints, new_rsc_ticket); if (!(new_rsc_ticket->ticket->granted) || new_rsc_ticket->ticket->standby) { constraints_for_ticket(rsc, new_rsc_ticket); } } // \return Standard Pacemaker return code static int unpack_rsc_ticket_set(xmlNode *set, pe_ticket_t *ticket, const char *loss_policy, pe_working_set_t *data_set) { const char *set_id = NULL; const char *role = NULL; CRM_CHECK(set != NULL, return EINVAL); CRM_CHECK(ticket != NULL, return EINVAL); set_id = ID(set); if (set_id == NULL) { pcmk__config_err("Ignoring <" XML_CONS_TAG_RSC_SET "> without " XML_ATTR_ID); return pcmk_rc_unpack_error; } role = crm_element_value(set, "role"); for (xmlNode *xml_rsc = first_named_child(set, XML_TAG_RESOURCE_REF); xml_rsc != NULL; xml_rsc = crm_next_same_xml(xml_rsc)) { pe_resource_t *resource = NULL; resource = pcmk__find_constraint_resource(data_set->resources, ID(xml_rsc)); if (resource == NULL) { pcmk__config_err("%s: No resource found for %s", set_id, ID(xml_rsc)); return pcmk_rc_unpack_error; } pe_rsc_trace(resource, "Resource '%s' depends on ticket '%s'", resource->id, ticket->id); rsc_ticket_new(set_id, resource, ticket, role, loss_policy); } return pcmk_rc_ok; } static void unpack_simple_rsc_ticket(xmlNode *xml_obj, pe_working_set_t *data_set) { const char *id = NULL; const char *ticket_str = crm_element_value(xml_obj, XML_TICKET_ATTR_TICKET); const char *loss_policy = crm_element_value(xml_obj, XML_TICKET_ATTR_LOSS_POLICY); pe_ticket_t *ticket = NULL; const char *rsc_id = crm_element_value(xml_obj, XML_COLOC_ATTR_SOURCE); const char *state = crm_element_value(xml_obj, XML_COLOC_ATTR_SOURCE_ROLE); // @COMPAT: Deprecated since 2.1.5 const char *instance = crm_element_value(xml_obj, XML_COLOC_ATTR_SOURCE_INSTANCE); pe_resource_t *rsc = NULL; if (instance != NULL) { pe_warn_once(pe_wo_coloc_inst, "Support for " XML_COLOC_ATTR_SOURCE_INSTANCE " is " "deprecated and will be removed in a future release."); } CRM_CHECK(xml_obj != NULL, return); id = ID(xml_obj); if (id == NULL) { pcmk__config_err("Ignoring <%s> constraint without " XML_ATTR_ID, xml_obj->name); return; } if (ticket_str == NULL) { pcmk__config_err("Ignoring constraint '%s' without ticket specified", id); return; } else { ticket = g_hash_table_lookup(data_set->tickets, ticket_str); } if (ticket == NULL) { pcmk__config_err("Ignoring constraint '%s' because ticket '%s' " "does not exist", id, ticket_str); return; } if (rsc_id == NULL) { pcmk__config_err("Ignoring constraint '%s' without resource", id); return; } else { rsc = pcmk__find_constraint_resource(data_set->resources, rsc_id); } if (rsc == NULL) { pcmk__config_err("Ignoring constraint '%s' because resource '%s' " "does not exist", id, rsc_id); return; } else if ((instance != NULL) && !pe_rsc_is_clone(rsc)) { pcmk__config_err("Ignoring constraint '%s' because resource '%s' " "is not a clone but instance '%s' was requested", id, rsc_id, instance); return; } if (instance != NULL) { rsc = find_clone_instance(rsc, instance); if (rsc == NULL) { pcmk__config_warn("Ignoring constraint '%s' because resource '%s' " "does not have an instance '%s'", "'%s'", id, rsc_id, instance); return; } } rsc_ticket_new(id, rsc, ticket, state, loss_policy); } // \return Standard Pacemaker return code static int unpack_rsc_ticket_tags(xmlNode *xml_obj, xmlNode **expanded_xml, pe_working_set_t *data_set) { const char *id = NULL; const char *rsc_id = NULL; const char *state = NULL; pe_resource_t *rsc = NULL; pe_tag_t *tag = NULL; xmlNode *rsc_set = NULL; *expanded_xml = NULL; CRM_CHECK(xml_obj != NULL, return EINVAL); id = ID(xml_obj); if (id == NULL) { pcmk__config_err("Ignoring <%s> constraint without " XML_ATTR_ID, xml_obj->name); return pcmk_rc_unpack_error; } // Check whether there are any resource sets with template or tag references *expanded_xml = pcmk__expand_tags_in_sets(xml_obj, data_set); if (*expanded_xml != NULL) { crm_log_xml_trace(*expanded_xml, "Expanded rsc_ticket"); return pcmk_rc_ok; } rsc_id = crm_element_value(xml_obj, XML_COLOC_ATTR_SOURCE); if (rsc_id == NULL) { return pcmk_rc_ok; } if (!pcmk__valid_resource_or_tag(data_set, rsc_id, &rsc, &tag)) { pcmk__config_err("Ignoring constraint '%s' because '%s' is not a " "valid resource or tag", id, rsc_id); return pcmk_rc_unpack_error; } else if (rsc != NULL) { // No template or tag is referenced return pcmk_rc_ok; } state = crm_element_value(xml_obj, XML_COLOC_ATTR_SOURCE_ROLE); *expanded_xml = copy_xml(xml_obj); // Convert any template or tag reference in "rsc" into ticket resource_set if (!pcmk__tag_to_set(*expanded_xml, &rsc_set, XML_COLOC_ATTR_SOURCE, false, data_set)) { free_xml(*expanded_xml); *expanded_xml = NULL; return pcmk_rc_unpack_error; } if (rsc_set != NULL) { if (state != NULL) { // Move "rsc-role" into converted resource_set as a "role" attribute crm_xml_add(rsc_set, "role", state); xml_remove_prop(*expanded_xml, XML_COLOC_ATTR_SOURCE_ROLE); } } else { free_xml(*expanded_xml); *expanded_xml = NULL; } return pcmk_rc_ok; } void pcmk__unpack_rsc_ticket(xmlNode *xml_obj, pe_working_set_t *data_set) { xmlNode *set = NULL; bool any_sets = false; const char *id = NULL; const char *ticket_str = NULL; pe_ticket_t *ticket = NULL; xmlNode *orig_xml = NULL; xmlNode *expanded_xml = NULL; CRM_CHECK(xml_obj != NULL, return); id = ID(xml_obj); if (id == NULL) { pcmk__config_err("Ignoring <%s> constraint without " XML_ATTR_ID, xml_obj->name); return; } if (data_set->tickets == NULL) { data_set->tickets = pcmk__strkey_table(free, destroy_ticket); } ticket_str = crm_element_value(xml_obj, XML_TICKET_ATTR_TICKET); if (ticket_str == NULL) { pcmk__config_err("Ignoring constraint '%s' without ticket", id); return; } else { ticket = g_hash_table_lookup(data_set->tickets, ticket_str); } if (ticket == NULL) { ticket = ticket_new(ticket_str, data_set); if (ticket == NULL) { return; } } if (unpack_rsc_ticket_tags(xml_obj, &expanded_xml, data_set) != pcmk_rc_ok) { return; } if (expanded_xml != NULL) { orig_xml = xml_obj; xml_obj = expanded_xml; } for (set = first_named_child(xml_obj, XML_CONS_TAG_RSC_SET); set != NULL; set = crm_next_same_xml(set)) { const char *loss_policy = NULL; any_sets = true; set = expand_idref(set, data_set->input); loss_policy = crm_element_value(xml_obj, XML_TICKET_ATTR_LOSS_POLICY); if ((set == NULL) // Configuration error, message already logged || (unpack_rsc_ticket_set(set, ticket, loss_policy, data_set) != pcmk_rc_ok)) { if (expanded_xml != NULL) { free_xml(expanded_xml); } return; } } if (expanded_xml) { free_xml(expanded_xml); xml_obj = orig_xml; } if (!any_sets) { unpack_simple_rsc_ticket(xml_obj, data_set); } } /*! * \internal * \brief Ban resource from a node if it doesn't have a promotion ticket * * If a resource has tickets for the promoted role, and the ticket is either not * granted or set to standby, then ban the resource from all nodes. * * \param[in,out] rsc Resource to check */ void pcmk__require_promotion_tickets(pe_resource_t *rsc) { for (GList *item = rsc->rsc_tickets; item != NULL; item = item->next) { rsc_ticket_t *rsc_ticket = (rsc_ticket_t *) item->data; if ((rsc_ticket->role == pcmk_role_promoted) && (!rsc_ticket->ticket->granted || rsc_ticket->ticket->standby)) { resource_location(rsc, NULL, -INFINITY, "__stateful_without_ticket__", rsc->cluster); } } } diff --git a/lib/pengine/clone.c b/lib/pengine/clone.c index 56889b4db5..d5d21ec7d2 100644 --- a/lib/pengine/clone.c +++ b/lib/pengine/clone.c @@ -1,1516 +1,1517 @@ /* * Copyright 2004-2023 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 RSC_ROLE_PROMOTED_LEGACY_S "s" -#define UNPROMOTED_INSTANCES RSC_ROLE_UNPROMOTED_LEGACY_S "s" +#define PROMOTED_INSTANCES PCMK__ROLE_PROMOTED_LEGACY "s" +#define UNPROMOTED_INSTANCES PCMK__ROLE_UNPROMOTED_LEGACY "s" #else -#define PROMOTED_INSTANCES RSC_ROLE_PROMOTED_S -#define UNPROMOTED_INSTANCES RSC_ROLE_UNPROMOTED_S +#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 pe__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 == pe_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 pe_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 pe_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 pe_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 pe_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 pe_resource_t *rsc, clone_variant_data_t *clone_data, const char *desc) { GString *attrs = NULL; if (pcmk_is_set(rsc->flags, pe_rsc_promotable)) { pcmk__add_separated_word(&attrs, 64, "promotable", ", "); } if (pcmk_is_set(rsc->flags, pe_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, pe_rsc_maintenance)) { pcmk__add_separated_word(&attrs, 64, "maintenance", ", "); } else if (!pcmk_is_set(rsc->flags, pe_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, pe_resource_t *rsc, const char *rid, pe_working_set_t *data_set) { if (pe_rsc_is_clone(rsc)) { clone_variant_data_t *clone_data = rsc->variant_opaque; pe_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(data_set->nodes)); } } pe_resource_t * find_clone_instance(const pe_resource_t *rsc, const char *sub_id) { char *child_id = NULL; pe_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; } pe_resource_t * pe__create_clone_child(pe_resource_t *rsc, pe_working_set_t *data_set) { gboolean as_orphan = FALSE; char *inc_num = NULL; char *inc_max = NULL; pe_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, XML_RSC_ATTR_INCARNATION, inc_num); if (pe__unpack_resource(child_copy, &child_rsc, rsc, data_set) != pcmk_rc_ok) { goto bail; } /* child_rsc->globally_unique = rsc->globally_unique; */ CRM_ASSERT(child_rsc); clone_data->total_clones += 1; pe_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, pe_rsc_orphan); } add_hash_param(child_rsc->meta, XML_RSC_ATTR_INCARNATION_MAX, inc_max); pe_rsc_trace(rsc, "Added %s instance %s", rsc->id, child_rsc->id); bail: free(inc_num); free(inc_max); return child_rsc; } gboolean clone_unpack(pe_resource_t * rsc, pe_working_set_t * data_set) { int lpc = 0; xmlNode *a_child = NULL; xmlNode *xml_obj = rsc->xml; clone_variant_data_t *clone_data = NULL; const char *max_clones = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_INCARNATION_MAX); const char *max_clones_node = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_INCARNATION_NODEMAX); pe_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, pe_rsc_promotable)) { const char *promoted_max = NULL; const char *promoted_node_max = NULL; promoted_max = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_PROMOTED_MAX); if (promoted_max == NULL) { // @COMPAT deprecated since 2.0.0 promoted_max = g_hash_table_lookup(rsc->meta, PCMK_XA_PROMOTED_MAX_LEGACY); } promoted_node_max = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_PROMOTED_NODEMAX); if (promoted_node_max == NULL) { // @COMPAT deprecated since 2.0.0 promoted_node_max = g_hash_table_lookup(rsc->meta, PCMK_XA_PROMOTED_NODE_MAX_LEGACY); } // Use 1 as default but 0 for minimum and invalid if (promoted_max == NULL) { clone_data->promoted_max = 1; } else { pcmk__scan_min_int(promoted_max, &(clone_data->promoted_max), 0); } // Use 1 as default but 0 for minimum and invalid if (promoted_node_max == NULL) { clone_data->promoted_node_max = 1; } else { pcmk__scan_min_int(promoted_node_max, &(clone_data->promoted_node_max), 0); } } // Implied by calloc() /* clone_data->xml_obj_child = NULL; */ // Use 1 as default but 0 for minimum and invalid if (max_clones_node == NULL) { clone_data->clone_node_max = 1; } else { pcmk__scan_min_int(max_clones_node, &(clone_data->clone_node_max), 0); } /* 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 */ if (max_clones == NULL) { clone_data->clone_max = QB_MAX(1, g_list_length(data_set->nodes)); } else { pcmk__scan_min_int(max_clones, &(clone_data->clone_max), 0); } if (crm_is_true(g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_ORDERED))) { clone_data->flags = pcmk__set_flags_as(__func__, __LINE__, LOG_TRACE, "Clone", rsc->id, clone_data->flags, pe__clone_ordered, "pe__clone_ordered"); } if ((rsc->flags & pe_rsc_unique) == 0 && clone_data->clone_node_max > 1) { pcmk__config_err("Ignoring " XML_RSC_ATTR_PROMOTED_MAX " for %s " "because anonymous clones support only one instance " "per node", rsc->id); clone_data->clone_node_max = 1; } pe_rsc_trace(rsc, "Options for %s", rsc->id); pe_rsc_trace(rsc, "\tClone max: %d", clone_data->clone_max); pe_rsc_trace(rsc, "\tClone node max: %d", clone_data->clone_node_max); pe_rsc_trace(rsc, "\tClone is unique: %s", pe__rsc_bool_str(rsc, pe_rsc_unique)); pe_rsc_trace(rsc, "\tClone is promotable: %s", pe__rsc_bool_str(rsc, pe_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, pe_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, data_set) == 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, data_set) == NULL) { return FALSE; } } } pe_rsc_trace(rsc, "Added %d children to resource %s...", clone_data->clone_max, rsc->id); return TRUE; } gboolean clone_active(pe_resource_t * rsc, gboolean all) { GList *gIter = rsc->children; for (; gIter != NULL; gIter = gIter->next) { pe_resource_t *child_rsc = (pe_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(pe_resource_t * rsc) { const char *target_role = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_TARGET_ROLE); if ((target_role == NULL) && rsc->children && rsc->children->data) { target_role = g_hash_table_lookup(((pe_resource_t*)rsc->children->data)->meta, XML_RSC_ATTR_TARGET_ROLE); } return target_role; } static enum rsc_role_e configured_role(pe_resource_t * rsc) { const char *target_role = configured_role_str(rsc); if (target_role) { return text2role(target_role); } return pcmk_role_unknown; } /*! * \internal * \deprecated This function will be removed in a future release */ static void clone_print_xml(pe_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, pe_rsc_promotable)); status_print("unique=\"%s\" ", pe__rsc_bool_str(rsc, pe_rsc_unique)); status_print("managed=\"%s\" ", pe__rsc_bool_str(rsc, pe_rsc_managed)); status_print("failed=\"%s\" ", pe__rsc_bool_str(rsc, pe_rsc_failed)); status_print("failure_ignored=\"%s\" ", pe__rsc_bool_str(rsc, pe_rsc_failure_ignored)); if (target_role) { status_print("target_role=\"%s\" ", target_role); } status_print(">\n"); for (; gIter != NULL; gIter = gIter->next) { pe_resource_t *child_rsc = (pe_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 pe_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(pe_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, pe_rsc_promotable)? " (promotable)" : "", pcmk_is_set(rsc->flags, pe_rsc_unique)? " (unique)" : "", pcmk_is_set(rsc->flags, pe_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; pe_resource_t *child_rsc = (pe_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, pe_rsc_unique)) { // Print individual instance when unique (except stopped orphans) if (partially_active || !pcmk_is_set(rsc->flags, pe_rsc_orphan)) { 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, pe_rsc_orphan) && !pcmk_is_set(options, pe_print_clone_active)) { pcmk__add_word(&stopped_list, 1024, child_rsc->id); } } else if (is_set_recursive(child_rsc, pe_rsc_orphan, TRUE) || is_set_recursive(child_rsc, pe_rsc_managed, FALSE) == FALSE || is_set_recursive(child_rsc, pe_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 pe_node_t *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) { pe_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) { pe_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, pe_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, pe_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) { pe_node_t *node = (pe_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", "pe_resource_t *", "GList *", "GList *") int pe__clone_xml(pcmk__output_t *out, va_list args) { uint32_t show_opts = va_arg(args, uint32_t); pe_resource_t *rsc = va_arg(args, pe_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) { pe_resource_t *child_rsc = (pe_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, "id", rsc->id, "multi_state", pe__rsc_bool_str(rsc, pe_rsc_promotable), "unique", pe__rsc_bool_str(rsc, pe_rsc_unique), "maintenance", pe__rsc_bool_str(rsc, pe_rsc_maintenance), "managed", pe__rsc_bool_str(rsc, pe_rsc_managed), "disabled", pcmk__btoa(pe__resource_is_disabled(rsc)), "failed", pe__rsc_bool_str(rsc, pe_rsc_failed), "failure_ignored", pe__rsc_bool_str(rsc, pe_rsc_failure_ignored), "target_role", configured_role_str(rsc), "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", "pe_resource_t *", "GList *", "GList *") int pe__clone_default(pcmk__output_t *out, va_list args) { uint32_t show_opts = va_arg(args, uint32_t); pe_resource_t *rsc = va_arg(args, pe_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; pe_resource_t *child_rsc = (pe_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, pe_rsc_unique)) { // Print individual instance when unique (except stopped orphans) if (partially_active || !pcmk_is_set(rsc->flags, pe_rsc_orphan)) { 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, pe_rsc_orphan) && !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, pe_rsc_orphan, TRUE) || is_set_recursive(child_rsc, pe_rsc_managed, FALSE) == FALSE || is_set_recursive(child_rsc, pe_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 pe_node_t *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) { pe_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) { pe_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, pe_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, pe_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) { pe_node_t *node = (pe_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(pe_resource_t * rsc) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); pe_rsc_trace(rsc, "Freeing %s", rsc->id); for (GList *gIter = rsc->children; gIter != NULL; gIter = gIter->next) { pe_resource_t *child_rsc = (pe_resource_t *) gIter->data; CRM_ASSERT(child_rsc); pe_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 pe_resource_t * rsc, gboolean current) { enum rsc_role_e clone_role = pcmk_role_unknown; GList *gIter = rsc->children; for (; gIter != NULL; gIter = gIter->next) { pe_resource_t *child_rsc = (pe_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; } } pe_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] data_set Cluster state */ bool pe__is_universal_clone(const pe_resource_t *rsc, const pe_working_set_t *data_set) { if (pe_rsc_is_clone(rsc)) { clone_variant_data_t *clone_data = rsc->variant_opaque; if (clone_data->clone_max == g_list_length(data_set->nodes)) { return TRUE; } } return FALSE; } gboolean pe__clone_is_filtered(const pe_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 pe_resource_t *child_rsc = NULL; child_rsc = (const pe_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 pe_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 pe_resource_t *clone) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, clone); return pcmk_is_set(clone_data->flags, pe__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(pe_resource_t *clone, enum pe__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 pe_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(pe_resource_t *clone, bool any_promoting, bool any_demoting) { pe_action_t *action = NULL; pe_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, pe_order_optional); order_actions(clone_data->start_notify->post_done, clone_data->promote_notify->pre, pe_order_optional); order_actions(clone_data->demote_notify->post_done, clone_data->promote_notify->pre, pe_order_optional); order_actions(clone_data->demote_notify->post_done, clone_data->start_notify->pre, pe_order_optional); order_actions(clone_data->demote_notify->post_done, clone_data->stop_notify->pre, pe_order_optional); } } } /*! * \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(pe_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(pe_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(pe_resource_t *clone, pe_action_t *start, pe_action_t *started, pe_action_t *stop, pe_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, pe_order_optional); } } } /*! * \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 pe_resource_t *rsc) { const char *max_clones_node = NULL; int max_instances = 1; CRM_ASSERT(pe_rsc_is_clone(rsc)); max_clones_node = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_INCARNATION_NODEMAX); if (max_clones_node != NULL) { pcmk__scan_min_int(max_clones_node, &max_instances, 0); } return (unsigned int) max_instances; } diff --git a/lib/pengine/common.c b/lib/pengine/common.c index 79aa116abb..debfad067d 100644 --- a/lib/pengine/common.c +++ b/lib/pengine/common.c @@ -1,627 +1,628 @@ /* * Copyright 2004-2023 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 gboolean was_processing_error = FALSE; gboolean was_processing_warning = FALSE; static bool check_placement_strategy(const char *value) { return pcmk__strcase_any_of(value, "default", "utilization", "minimal", "balanced", NULL); } static pcmk__cluster_option_t pe_opts[] = { /* name, old name, type, allowed values, * default value, validator, * short description, * long description */ { "no-quorum-policy", NULL, "select", "stop, freeze, ignore, demote, suicide", "stop", pcmk__valid_quorum, N_("What to do when the cluster does not have quorum"), NULL }, { "symmetric-cluster", NULL, "boolean", NULL, "true", pcmk__valid_boolean, N_("Whether resources can run on any node by default"), NULL }, { "maintenance-mode", NULL, "boolean", NULL, "false", pcmk__valid_boolean, N_("Whether the cluster should refrain from monitoring, starting, " "and stopping resources"), NULL }, { "start-failure-is-fatal", NULL, "boolean", NULL, "true", pcmk__valid_boolean, N_("Whether a start failure should prevent a resource from being " "recovered on the same node"), N_("When true, the cluster will immediately ban a resource from a node " "if it fails to start there. When false, the cluster will instead " "check the resource's fail count against its migration-threshold.") }, { "enable-startup-probes", NULL, "boolean", NULL, "true", pcmk__valid_boolean, N_("Whether the cluster should check for active resources during start-up"), NULL }, { XML_CONFIG_ATTR_SHUTDOWN_LOCK, NULL, "boolean", NULL, "false", pcmk__valid_boolean, N_("Whether to lock resources to a cleanly shut down node"), N_("When true, resources active on a node when it is cleanly shut down " "are kept \"locked\" to that node (not allowed to run elsewhere) " "until they start again on that node after it rejoins (or for at " "most shutdown-lock-limit, if set). Stonith resources and " "Pacemaker Remote connections are never locked. Clone and bundle " "instances and the promoted role of promotable clones are " "currently never locked, though support could be added in a future " "release.") }, { XML_CONFIG_ATTR_SHUTDOWN_LOCK_LIMIT, NULL, "time", NULL, "0", pcmk__valid_interval_spec, N_("Do not lock resources to a cleanly shut down node longer than " "this"), N_("If shutdown-lock is true and this is set to a nonzero time " "duration, shutdown locks will expire after this much time has " "passed since the shutdown was initiated, even if the node has not " "rejoined.") }, // Fencing-related options { "stonith-enabled", NULL, "boolean", NULL, "true", pcmk__valid_boolean, N_("*** Advanced Use Only *** " "Whether nodes may be fenced as part of recovery"), N_("If false, unresponsive nodes are immediately assumed to be harmless, " "and resources that were active on them may be recovered " "elsewhere. This can result in a \"split-brain\" situation, " "potentially leading to data loss and/or service unavailability.") }, { "stonith-action", NULL, "select", "reboot, off, poweroff", PCMK_ACTION_REBOOT, pcmk__is_fencing_action, N_("Action to send to fence device when a node needs to be fenced " "(\"poweroff\" is a deprecated alias for \"off\")"), NULL }, { "stonith-timeout", NULL, "time", NULL, "60s", pcmk__valid_interval_spec, N_("*** Advanced Use Only *** Unused by Pacemaker"), N_("This value is not used by Pacemaker, but is kept for backward " "compatibility, and certain legacy fence agents might use it.") }, { XML_ATTR_HAVE_WATCHDOG, NULL, "boolean", NULL, "false", pcmk__valid_boolean, N_("Whether watchdog integration is enabled"), N_("This is set automatically by the cluster according to whether SBD " "is detected to be in use. User-configured values are ignored. " "The value `true` is meaningful if diskless SBD is used and " "`stonith-watchdog-timeout` is nonzero. In that case, if fencing " "is required, watchdog-based self-fencing will be performed via " "SBD without requiring a fencing resource explicitly configured.") }, { "concurrent-fencing", NULL, "boolean", NULL, PCMK__CONCURRENT_FENCING_DEFAULT, pcmk__valid_boolean, N_("Allow performing fencing operations in parallel"), NULL }, { "startup-fencing", NULL, "boolean", NULL, "true", pcmk__valid_boolean, N_("*** Advanced Use Only *** Whether to fence unseen nodes at start-up"), N_("Setting this to false may lead to a \"split-brain\" situation," "potentially leading to data loss and/or service unavailability.") }, { XML_CONFIG_ATTR_PRIORITY_FENCING_DELAY, NULL, "time", NULL, "0", pcmk__valid_interval_spec, N_("Apply fencing delay targeting the lost nodes with the highest total resource priority"), N_("Apply specified delay for the fencings that are targeting the lost " "nodes with the highest total resource priority in case we don't " "have the majority of the nodes in our cluster partition, so that " "the more significant nodes potentially win any fencing match, " "which is especially meaningful under split-brain of 2-node " "cluster. A promoted resource instance takes the base priority + 1 " "on calculation if the base priority is not 0. Any static/random " "delays that are introduced by `pcmk_delay_base/max` configured " "for the corresponding fencing resources will be added to this " "delay. This delay should be significantly greater than, safely " "twice, the maximum `pcmk_delay_base/max`. By default, priority " "fencing delay is disabled.") }, { XML_CONFIG_ATTR_NODE_PENDING_TIMEOUT, NULL, "time", NULL, "10min", pcmk__valid_interval_spec, N_("How long to wait for a node that has joined the cluster to join " "the process group"), N_("A node that has joined the cluster can be pending on joining the " "process group. We wait up to this much time for it. If it times " "out, fencing targeting the node will be issued if enabled.") }, { "cluster-delay", NULL, "time", NULL, "60s", pcmk__valid_interval_spec, N_("Maximum time for node-to-node communication"), N_("The node elected Designated Controller (DC) will consider an action " "failed if it does not get a response from the node executing the " "action within this time (after considering the action's own " "timeout). The \"correct\" value will depend on the speed and " "load of your network and cluster nodes.") }, { "batch-limit", NULL, "integer", NULL, "0", pcmk__valid_number, N_("Maximum number of jobs that the cluster may execute in parallel " "across all nodes"), N_("The \"correct\" value will depend on the speed and load of your " "network and cluster nodes. If set to 0, the cluster will " "impose a dynamically calculated limit when any node has a " "high load.") }, { "migration-limit", NULL, "integer", NULL, "-1", pcmk__valid_number, N_("The number of live migration actions that the cluster is allowed " "to execute in parallel on a node (-1 means no limit)") }, /* Orphans and stopping */ { "stop-all-resources", NULL, "boolean", NULL, "false", pcmk__valid_boolean, N_("Whether the cluster should stop all active resources"), NULL }, { "stop-orphan-resources", NULL, "boolean", NULL, "true", pcmk__valid_boolean, N_("Whether to stop resources that were removed from the configuration"), NULL }, { "stop-orphan-actions", NULL, "boolean", NULL, "true", pcmk__valid_boolean, N_("Whether to cancel recurring actions removed from the configuration"), NULL }, { "remove-after-stop", NULL, "boolean", NULL, "false", pcmk__valid_boolean, N_("*** Deprecated *** Whether to remove stopped resources from " "the executor"), N_("Values other than default are poorly tested and potentially dangerous." " This option will be removed in a future release.") }, /* Storing inputs */ { "pe-error-series-max", NULL, "integer", NULL, "-1", pcmk__valid_number, N_("The number of scheduler inputs resulting in errors to save"), N_("Zero to disable, -1 to store unlimited.") }, { "pe-warn-series-max", NULL, "integer", NULL, "5000", pcmk__valid_number, N_("The number of scheduler inputs resulting in warnings to save"), N_("Zero to disable, -1 to store unlimited.") }, { "pe-input-series-max", NULL, "integer", NULL, "4000", pcmk__valid_number, N_("The number of scheduler inputs without errors or warnings to save"), N_("Zero to disable, -1 to store unlimited.") }, /* Node health */ { PCMK__OPT_NODE_HEALTH_STRATEGY, NULL, "select", PCMK__VALUE_NONE ", " PCMK__VALUE_MIGRATE_ON_RED ", " PCMK__VALUE_ONLY_GREEN ", " PCMK__VALUE_PROGRESSIVE ", " PCMK__VALUE_CUSTOM, PCMK__VALUE_NONE, pcmk__validate_health_strategy, N_("How cluster should react to node health attributes"), N_("Requires external entities to create node attributes (named with " "the prefix \"#health\") with values \"red\", " "\"yellow\", or \"green\".") }, { PCMK__OPT_NODE_HEALTH_BASE, NULL, "integer", NULL, "0", pcmk__valid_number, N_("Base health score assigned to a node"), N_("Only used when \"node-health-strategy\" is set to \"progressive\".") }, { PCMK__OPT_NODE_HEALTH_GREEN, NULL, "integer", NULL, "0", pcmk__valid_number, N_("The score to use for a node health attribute whose value is \"green\""), N_("Only used when \"node-health-strategy\" is set to \"custom\" or \"progressive\".") }, { PCMK__OPT_NODE_HEALTH_YELLOW, NULL, "integer", NULL, "0", pcmk__valid_number, N_("The score to use for a node health attribute whose value is \"yellow\""), N_("Only used when \"node-health-strategy\" is set to \"custom\" or \"progressive\".") }, { PCMK__OPT_NODE_HEALTH_RED, NULL, "integer", NULL, "-INFINITY", pcmk__valid_number, N_("The score to use for a node health attribute whose value is \"red\""), N_("Only used when \"node-health-strategy\" is set to \"custom\" or \"progressive\".") }, /*Placement Strategy*/ { "placement-strategy", NULL, "select", "default, utilization, minimal, balanced", "default", check_placement_strategy, N_("How the cluster should allocate resources to nodes"), NULL }, }; void pe_metadata(pcmk__output_t *out) { const char *desc_short = "Pacemaker scheduler options"; const char *desc_long = "Cluster options used by Pacemaker's scheduler"; gchar *s = pcmk__format_option_metadata("pacemaker-schedulerd", desc_short, desc_long, pe_opts, PCMK__NELEM(pe_opts)); out->output_xml(out, "metadata", s); g_free(s); } void verify_pe_options(GHashTable * options) { pcmk__validate_cluster_options(options, pe_opts, PCMK__NELEM(pe_opts)); } const char * pe_pref(GHashTable * options, const char *name) { return pcmk__cluster_option(options, pe_opts, PCMK__NELEM(pe_opts), name); } const char * fail2text(enum action_fail_response fail) { const char *result = ""; switch (fail) { case action_fail_ignore: result = "ignore"; break; case action_fail_demote: result = "demote"; break; case action_fail_block: result = "block"; break; case action_fail_recover: result = "recover"; break; case action_fail_migrate: result = "migrate"; break; case action_fail_stop: result = "stop"; break; case action_fail_fence: result = "fence"; break; case action_fail_standby: result = "standby"; break; case action_fail_restart_container: result = "restart-container"; break; case action_fail_reset_remote: result = "reset-remote"; break; } return result; } enum action_tasks text2task(const char *task) { if (pcmk__str_eq(task, PCMK_ACTION_STOP, pcmk__str_casei)) { return stop_rsc; } else if (pcmk__str_eq(task, PCMK_ACTION_STOPPED, pcmk__str_casei)) { return stopped_rsc; } else if (pcmk__str_eq(task, PCMK_ACTION_START, pcmk__str_casei)) { return start_rsc; } else if (pcmk__str_eq(task, PCMK_ACTION_RUNNING, pcmk__str_casei)) { return started_rsc; } else if (pcmk__str_eq(task, PCMK_ACTION_DO_SHUTDOWN, pcmk__str_casei)) { return shutdown_crm; } else if (pcmk__str_eq(task, PCMK_ACTION_STONITH, pcmk__str_casei)) { return stonith_node; } else if (pcmk__str_eq(task, PCMK_ACTION_MONITOR, pcmk__str_casei)) { return monitor_rsc; } else if (pcmk__str_eq(task, PCMK_ACTION_NOTIFY, pcmk__str_casei)) { return action_notify; } else if (pcmk__str_eq(task, PCMK_ACTION_NOTIFIED, pcmk__str_casei)) { return action_notified; } else if (pcmk__str_eq(task, PCMK_ACTION_PROMOTE, pcmk__str_casei)) { return action_promote; } else if (pcmk__str_eq(task, PCMK_ACTION_DEMOTE, pcmk__str_casei)) { return action_demote; } else if (pcmk__str_eq(task, PCMK_ACTION_PROMOTED, pcmk__str_casei)) { return action_promoted; } else if (pcmk__str_eq(task, PCMK_ACTION_DEMOTED, pcmk__str_casei)) { return action_demoted; } #if SUPPORT_TRACING if (pcmk__str_eq(task, PCMK_ACTION_CANCEL, pcmk__str_casei)) { return no_action; } else if (pcmk__str_eq(task, PCMK_ACTION_DELETE, pcmk__str_casei)) { return no_action; } else if (pcmk__str_eq(task, PCMK_ACTION_MONITOR, pcmk__str_casei)) { return no_action; } else if (pcmk__str_eq(task, PCMK_ACTION_MIGRATE_TO, pcmk__str_casei)) { return no_action; } else if (pcmk__str_eq(task, PCMK_ACTION_MIGRATE_FROM, pcmk__str_casei)) { return no_action; } crm_trace("Unsupported action: %s", task); #endif return no_action; } const char * task2text(enum action_tasks task) { const char *result = ""; switch (task) { case no_action: result = "no_action"; break; case stop_rsc: result = PCMK_ACTION_STOP; break; case stopped_rsc: result = PCMK_ACTION_STOPPED; break; case start_rsc: result = PCMK_ACTION_START; break; case started_rsc: result = PCMK_ACTION_RUNNING; break; case shutdown_crm: result = PCMK_ACTION_DO_SHUTDOWN; break; case stonith_node: result = PCMK_ACTION_STONITH; break; case monitor_rsc: result = PCMK_ACTION_MONITOR; break; case action_notify: result = PCMK_ACTION_NOTIFY; break; case action_notified: result = PCMK_ACTION_NOTIFIED; break; case action_promote: result = PCMK_ACTION_PROMOTE; break; case action_promoted: result = PCMK_ACTION_PROMOTED; break; case action_demote: result = PCMK_ACTION_DEMOTE; break; case action_demoted: result = PCMK_ACTION_DEMOTED; break; } return result; } const char * role2text(enum rsc_role_e role) { switch (role) { - case pcmk_role_unknown: - return RSC_ROLE_UNKNOWN_S; case pcmk_role_stopped: - return RSC_ROLE_STOPPED_S; + return PCMK__ROLE_STOPPED; + case pcmk_role_started: - return RSC_ROLE_STARTED_S; + return PCMK__ROLE_STARTED; + case pcmk_role_unpromoted: #ifdef PCMK__COMPAT_2_0 - return RSC_ROLE_UNPROMOTED_LEGACY_S; + return PCMK__ROLE_UNPROMOTED_LEGACY; #else - return RSC_ROLE_UNPROMOTED_S; + return PCMK__ROLE_UNPROMOTED; #endif + case pcmk_role_promoted: #ifdef PCMK__COMPAT_2_0 - return RSC_ROLE_PROMOTED_LEGACY_S; + return PCMK__ROLE_PROMOTED_LEGACY; #else - return RSC_ROLE_PROMOTED_S; + return PCMK__ROLE_PROMOTED; #endif + + default: // pcmk_role_unknown + return PCMK__ROLE_UNKNOWN; } - CRM_CHECK(role >= pcmk_role_unknown, return RSC_ROLE_UNKNOWN_S); - CRM_CHECK(role < RSC_ROLE_MAX, return RSC_ROLE_UNKNOWN_S); - // coverity[dead_error_line] - return RSC_ROLE_UNKNOWN_S; } enum rsc_role_e text2role(const char *role) { CRM_ASSERT(role != NULL); - if (pcmk__str_eq(role, RSC_ROLE_STOPPED_S, pcmk__str_casei)) { + if (pcmk__str_eq(role, PCMK__ROLE_STOPPED, pcmk__str_casei)) { return pcmk_role_stopped; - } else if (pcmk__str_eq(role, RSC_ROLE_STARTED_S, pcmk__str_casei)) { + } else if (pcmk__str_eq(role, PCMK__ROLE_STARTED, pcmk__str_casei)) { return pcmk_role_started; - } else if (pcmk__strcase_any_of(role, RSC_ROLE_UNPROMOTED_S, - RSC_ROLE_UNPROMOTED_LEGACY_S, NULL)) { + } else if (pcmk__strcase_any_of(role, PCMK__ROLE_UNPROMOTED, + PCMK__ROLE_UNPROMOTED_LEGACY, NULL)) { return pcmk_role_unpromoted; - } else if (pcmk__strcase_any_of(role, RSC_ROLE_PROMOTED_S, - RSC_ROLE_PROMOTED_LEGACY_S, NULL)) { + } else if (pcmk__strcase_any_of(role, PCMK__ROLE_PROMOTED, + PCMK__ROLE_PROMOTED_LEGACY, NULL)) { return pcmk_role_promoted; - } else if (pcmk__str_eq(role, RSC_ROLE_UNKNOWN_S, pcmk__str_casei)) { + } else if (pcmk__str_eq(role, PCMK__ROLE_UNKNOWN, pcmk__str_casei)) { return pcmk_role_unknown; } crm_err("Unknown role: %s", role); return pcmk_role_unknown; } void add_hash_param(GHashTable * hash, const char *name, const char *value) { CRM_CHECK(hash != NULL, return); crm_trace("Adding name='%s' value='%s' to hash table", pcmk__s(name, ""), pcmk__s(value, "")); if (name == NULL || value == NULL) { return; } else if (pcmk__str_eq(value, "#default", pcmk__str_casei)) { return; } else if (g_hash_table_lookup(hash, name) == NULL) { g_hash_table_insert(hash, strdup(name), strdup(value)); } } /*! * \internal * \brief Look up an attribute value on the appropriate node * * If \p node is a guest node and either the \c XML_RSC_ATTR_TARGET meta * attribute is set to "host" for \p rsc or \p force_host is \c true, query the * attribute on the node's host. Otherwise, query the attribute on \p node * itself. * * \param[in] node Node to query attribute value on by default * \param[in] name Name of attribute to query * \param[in] rsc Resource on whose behalf we're querying * \param[in] node_type Type of resource location lookup * \param[in] force_host Force a lookup on the guest node's host, regardless of * the \c XML_RSC_ATTR_TARGET value * * \return Value of the attribute on \p node or on the host of \p node * * \note If \p force_host is \c true, \p node \e must be a guest node. */ const char * pe__node_attribute_calculated(const pe_node_t *node, const char *name, const pe_resource_t *rsc, enum pe__rsc_node node_type, bool force_host) { // @TODO: Use pe__is_guest_node() after merging libpe_{rules,status} bool is_guest = (node != NULL) && (node->details->type == node_remote) && (node->details->remote_rsc != NULL) && (node->details->remote_rsc->container != NULL); const char *source = NULL; const char *node_type_s = NULL; const char *reason = NULL; const pe_resource_t *container = NULL; const pe_node_t *host = NULL; CRM_ASSERT((node != NULL) && (name != NULL) && (rsc != NULL) && (!force_host || is_guest)); /* Ignore XML_RSC_ATTR_TARGET if node is not a guest node. This represents a * user configuration error. */ source = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_TARGET); if (!force_host && (!is_guest || !pcmk__str_eq(source, "host", pcmk__str_casei))) { return g_hash_table_lookup(node->details->attrs, name); } container = node->details->remote_rsc->container; switch (node_type) { case pe__rsc_node_assigned: node_type_s = "assigned"; host = container->allocated_to; if (host == NULL) { reason = "not assigned"; } break; case pe__rsc_node_current: node_type_s = "current"; if (container->running_on != NULL) { host = container->running_on->data; } if (host == NULL) { reason = "inactive"; } break; default: // Add support for other enum pe__rsc_node values if needed CRM_ASSERT(false); break; } if (host != NULL) { const char *value = g_hash_table_lookup(host->details->attrs, name); pe_rsc_trace(rsc, "%s: Value lookup for %s on %s container host %s %s%s", rsc->id, name, node_type_s, pe__node_name(host), ((value != NULL)? "succeeded: " : "failed"), pcmk__s(value, "")); return value; } pe_rsc_trace(rsc, "%s: Not looking for %s on %s container host: %s is %s", rsc->id, name, node_type_s, container->id, reason); return NULL; } const char * pe_node_attribute_raw(const pe_node_t *node, const char *name) { if(node == NULL) { return NULL; } return g_hash_table_lookup(node->details->attrs, name); } diff --git a/lib/pengine/complex.c b/lib/pengine/complex.c index 94b3d35af9..233c617482 100644 --- a/lib/pengine/complex.c +++ b/lib/pengine/complex.c @@ -1,1177 +1,1178 @@ /* * Copyright 2004-2023 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 "pe_status_private.h" void populate_hash(xmlNode * nvpair_list, GHashTable * hash, const char **attrs, int attrs_length); static pe_node_t *active_node(const pe_resource_t *rsc, unsigned int *count_all, unsigned int *count_clean); resource_object_functions_t resource_class_functions[] = { { native_unpack, native_find_rsc, native_parameter, native_print, native_active, native_resource_state, native_location, native_free, pe__count_common, pe__native_is_filtered, active_node, pe__primitive_max_per_node, }, { group_unpack, native_find_rsc, native_parameter, group_print, group_active, group_resource_state, native_location, group_free, pe__count_common, pe__group_is_filtered, active_node, pe__group_max_per_node, }, { clone_unpack, native_find_rsc, native_parameter, clone_print, clone_active, clone_resource_state, native_location, clone_free, pe__count_common, pe__clone_is_filtered, active_node, pe__clone_max_per_node, }, { pe__unpack_bundle, native_find_rsc, native_parameter, pe__print_bundle, pe__bundle_active, pe__bundle_resource_state, native_location, pe__free_bundle, pe__count_bundle, pe__bundle_is_filtered, pe__bundle_active_node, pe__bundle_max_per_node, } }; static enum pe_obj_types get_resource_type(const char *name) { if (pcmk__str_eq(name, XML_CIB_TAG_RESOURCE, pcmk__str_casei)) { return pe_native; } else if (pcmk__str_eq(name, XML_CIB_TAG_GROUP, pcmk__str_casei)) { return pe_group; } else if (pcmk__str_eq(name, XML_CIB_TAG_INCARNATION, pcmk__str_casei)) { return pe_clone; } else if (pcmk__str_eq(name, PCMK_XE_PROMOTABLE_LEGACY, pcmk__str_casei)) { // @COMPAT deprecated since 2.0.0 return pe_clone; } else if (pcmk__str_eq(name, XML_CIB_TAG_CONTAINER, pcmk__str_casei)) { return pe_container; } return pe_unknown; } static void dup_attr(gpointer key, gpointer value, gpointer user_data) { add_hash_param(user_data, key, value); } static void expand_parents_fixed_nvpairs(pe_resource_t * rsc, pe_rule_eval_data_t * rule_data, GHashTable * meta_hash, pe_working_set_t * data_set) { GHashTable *parent_orig_meta = pcmk__strkey_table(free, free); pe_resource_t *p = rsc->parent; if (p == NULL) { return ; } /* Search all parent resources, get the fixed value of "meta_attributes" set only in the original xml, and stack it in the hash table. */ /* The fixed value of the lower parent resource takes precedence and is not overwritten. */ while(p != NULL) { /* A hash table for comparison is generated, including the id-ref. */ pe__unpack_dataset_nvpairs(p->xml, XML_TAG_META_SETS, rule_data, parent_orig_meta, NULL, FALSE, data_set); p = p->parent; } /* If there is a fixed value of "meta_attributes" of the parent resource, it will be processed. */ if (parent_orig_meta != NULL) { GHashTableIter iter; char *key = NULL; char *value = NULL; g_hash_table_iter_init(&iter, parent_orig_meta); while (g_hash_table_iter_next(&iter, (gpointer *) &key, (gpointer *) &value)) { /* Parameters set in the original xml of the parent resource will also try to overwrite the child resource. */ /* Attributes that already exist in the child lease are not updated. */ dup_attr(key, value, meta_hash); } } if (parent_orig_meta != NULL) { g_hash_table_destroy(parent_orig_meta); } return ; } void get_meta_attributes(GHashTable * meta_hash, pe_resource_t * rsc, pe_node_t * node, pe_working_set_t * data_set) { pe_rsc_eval_data_t rsc_rule_data = { .standard = crm_element_value(rsc->xml, XML_AGENT_ATTR_CLASS), .provider = crm_element_value(rsc->xml, XML_AGENT_ATTR_PROVIDER), .agent = crm_element_value(rsc->xml, XML_EXPR_ATTR_TYPE) }; pe_rule_eval_data_t rule_data = { .node_hash = NULL, .role = pcmk_role_unknown, .now = data_set->now, .match_data = NULL, .rsc_data = &rsc_rule_data, .op_data = NULL }; if (node) { rule_data.node_hash = node->details->attrs; } for (xmlAttrPtr a = pcmk__xe_first_attr(rsc->xml); a != NULL; a = a->next) { const char *prop_name = (const char *) a->name; const char *prop_value = pcmk__xml_attr_value(a); add_hash_param(meta_hash, prop_name, prop_value); } pe__unpack_dataset_nvpairs(rsc->xml, XML_TAG_META_SETS, &rule_data, meta_hash, NULL, FALSE, data_set); /* Set the "meta_attributes" explicitly set in the parent resource to the hash table of the child resource. */ /* If it is already explicitly set as a child, it will not be overwritten. */ if (rsc->parent != NULL) { expand_parents_fixed_nvpairs(rsc, &rule_data, meta_hash, data_set); } /* check the defaults */ pe__unpack_dataset_nvpairs(data_set->rsc_defaults, XML_TAG_META_SETS, &rule_data, meta_hash, NULL, FALSE, data_set); /* If there is "meta_attributes" that the parent resource has not explicitly set, set a value that is not set from rsc_default either. */ /* The values already set up to this point will not be overwritten. */ if (rsc->parent) { g_hash_table_foreach(rsc->parent->meta, dup_attr, meta_hash); } } void get_rsc_attributes(GHashTable *meta_hash, const pe_resource_t *rsc, const pe_node_t *node, pe_working_set_t *data_set) { pe_rule_eval_data_t rule_data = { .node_hash = NULL, .role = pcmk_role_unknown, .now = data_set->now, .match_data = NULL, .rsc_data = NULL, .op_data = NULL }; if (node) { rule_data.node_hash = node->details->attrs; } pe__unpack_dataset_nvpairs(rsc->xml, XML_TAG_ATTR_SETS, &rule_data, meta_hash, NULL, FALSE, data_set); /* set anything else based on the parent */ if (rsc->parent != NULL) { get_rsc_attributes(meta_hash, rsc->parent, node, data_set); } else { /* and finally check the defaults */ pe__unpack_dataset_nvpairs(data_set->rsc_defaults, XML_TAG_ATTR_SETS, &rule_data, meta_hash, NULL, FALSE, data_set); } } static char * template_op_key(xmlNode * op) { const char *name = crm_element_value(op, "name"); const char *role = crm_element_value(op, "role"); char *key = NULL; if ((role == NULL) - || pcmk__strcase_any_of(role, RSC_ROLE_STARTED_S, RSC_ROLE_UNPROMOTED_S, - RSC_ROLE_UNPROMOTED_LEGACY_S, NULL)) { - role = RSC_ROLE_UNKNOWN_S; + || pcmk__strcase_any_of(role, PCMK__ROLE_STARTED, PCMK__ROLE_UNPROMOTED, + PCMK__ROLE_UNPROMOTED_LEGACY, NULL)) { + role = PCMK__ROLE_UNKNOWN; } key = crm_strdup_printf("%s-%s", name, role); return key; } static gboolean unpack_template(xmlNode * xml_obj, xmlNode ** expanded_xml, pe_working_set_t * data_set) { xmlNode *cib_resources = NULL; xmlNode *template = NULL; xmlNode *new_xml = NULL; xmlNode *child_xml = NULL; xmlNode *rsc_ops = NULL; xmlNode *template_ops = NULL; const char *template_ref = NULL; const char *clone = NULL; const char *id = NULL; if (xml_obj == NULL) { pe_err("No resource object for template unpacking"); return FALSE; } template_ref = crm_element_value(xml_obj, XML_CIB_TAG_RSC_TEMPLATE); if (template_ref == NULL) { return TRUE; } id = ID(xml_obj); if (id == NULL) { pe_err("'%s' object must have a id", xml_obj->name); return FALSE; } if (pcmk__str_eq(template_ref, id, pcmk__str_none)) { pe_err("The resource object '%s' should not reference itself", id); return FALSE; } cib_resources = get_xpath_object("//"XML_CIB_TAG_RESOURCES, data_set->input, LOG_TRACE); if (cib_resources == NULL) { pe_err("No resources configured"); return FALSE; } template = pcmk__xe_match(cib_resources, XML_CIB_TAG_RSC_TEMPLATE, XML_ATTR_ID, template_ref); if (template == NULL) { pe_err("No template named '%s'", template_ref); return FALSE; } new_xml = copy_xml(template); xmlNodeSetName(new_xml, xml_obj->name); crm_xml_replace(new_xml, XML_ATTR_ID, id); clone = crm_element_value(xml_obj, XML_RSC_ATTR_INCARNATION); if(clone) { crm_xml_add(new_xml, XML_RSC_ATTR_INCARNATION, clone); } template_ops = find_xml_node(new_xml, "operations", FALSE); for (child_xml = pcmk__xe_first_child(xml_obj); child_xml != NULL; child_xml = pcmk__xe_next(child_xml)) { xmlNode *new_child = NULL; new_child = add_node_copy(new_xml, child_xml); if (pcmk__str_eq((const char *)new_child->name, "operations", pcmk__str_none)) { rsc_ops = new_child; } } if (template_ops && rsc_ops) { xmlNode *op = NULL; GHashTable *rsc_ops_hash = pcmk__strkey_table(free, NULL); for (op = pcmk__xe_first_child(rsc_ops); op != NULL; op = pcmk__xe_next(op)) { char *key = template_op_key(op); g_hash_table_insert(rsc_ops_hash, key, op); } for (op = pcmk__xe_first_child(template_ops); op != NULL; op = pcmk__xe_next(op)) { char *key = template_op_key(op); if (g_hash_table_lookup(rsc_ops_hash, key) == NULL) { add_node_copy(rsc_ops, op); } free(key); } if (rsc_ops_hash) { g_hash_table_destroy(rsc_ops_hash); } free_xml(template_ops); } /*free_xml(*expanded_xml); */ *expanded_xml = new_xml; /* Disable multi-level templates for now */ /*if(unpack_template(new_xml, expanded_xml, data_set) == FALSE) { free_xml(*expanded_xml); *expanded_xml = NULL; return FALSE; } */ return TRUE; } static gboolean add_template_rsc(xmlNode * xml_obj, pe_working_set_t * data_set) { const char *template_ref = NULL; const char *id = NULL; if (xml_obj == NULL) { pe_err("No resource object for processing resource list of template"); return FALSE; } template_ref = crm_element_value(xml_obj, XML_CIB_TAG_RSC_TEMPLATE); if (template_ref == NULL) { return TRUE; } id = ID(xml_obj); if (id == NULL) { pe_err("'%s' object must have a id", xml_obj->name); return FALSE; } if (pcmk__str_eq(template_ref, id, pcmk__str_none)) { pe_err("The resource object '%s' should not reference itself", id); return FALSE; } if (add_tag_ref(data_set->template_rsc_sets, template_ref, id) == FALSE) { return FALSE; } return TRUE; } static bool detect_promotable(pe_resource_t *rsc) { const char *promotable = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_PROMOTABLE); if (crm_is_true(promotable)) { return TRUE; } // @COMPAT deprecated since 2.0.0 if (pcmk__xe_is(rsc->xml, PCMK_XE_PROMOTABLE_LEGACY)) { /* @TODO in some future version, pe_warn_once() here, * then drop support in even later version */ g_hash_table_insert(rsc->meta, strdup(XML_RSC_ATTR_PROMOTABLE), strdup(XML_BOOLEAN_TRUE)); return TRUE; } return FALSE; } static void free_params_table(gpointer data) { g_hash_table_destroy((GHashTable *) data); } /*! * \brief Get a table of resource parameters * * \param[in,out] rsc Resource to query * \param[in] node Node for evaluating rules (NULL for defaults) * \param[in,out] data_set Cluster working set * * \return Hash table containing resource parameter names and values * (or NULL if \p rsc or \p data_set is NULL) * \note The returned table will be destroyed when the resource is freed, so * callers should not destroy it. */ GHashTable * pe_rsc_params(pe_resource_t *rsc, const pe_node_t *node, pe_working_set_t *data_set) { GHashTable *params_on_node = NULL; /* A NULL node is used to request the resource's default parameters * (not evaluated for node), but we always want something non-NULL * as a hash table key. */ const char *node_name = ""; // Sanity check if ((rsc == NULL) || (data_set == NULL)) { return NULL; } if ((node != NULL) && (node->details->uname != NULL)) { node_name = node->details->uname; } // Find the parameter table for given node if (rsc->parameter_cache == NULL) { rsc->parameter_cache = pcmk__strikey_table(free, free_params_table); } else { params_on_node = g_hash_table_lookup(rsc->parameter_cache, node_name); } // If none exists yet, create one with parameters evaluated for node if (params_on_node == NULL) { params_on_node = pcmk__strkey_table(free, free); get_rsc_attributes(params_on_node, rsc, node, data_set); g_hash_table_insert(rsc->parameter_cache, strdup(node_name), params_on_node); } return params_on_node; } /*! * \internal * \brief Unpack a resource's "requires" meta-attribute * * \param[in,out] rsc Resource being unpacked * \param[in] value Value of "requires" meta-attribute * \param[in] is_default Whether \p value was selected by default */ static void unpack_requires(pe_resource_t *rsc, const char *value, bool is_default) { if (pcmk__str_eq(value, PCMK__VALUE_NOTHING, pcmk__str_casei)) { } else if (pcmk__str_eq(value, PCMK__VALUE_QUORUM, pcmk__str_casei)) { pe__set_resource_flags(rsc, pe_rsc_needs_quorum); } else if (pcmk__str_eq(value, PCMK__VALUE_FENCING, pcmk__str_casei)) { pe__set_resource_flags(rsc, pe_rsc_needs_fencing); if (!pcmk_is_set(rsc->cluster->flags, pe_flag_stonith_enabled)) { pcmk__config_warn("%s requires fencing but fencing is disabled", rsc->id); } } else if (pcmk__str_eq(value, PCMK__VALUE_UNFENCING, pcmk__str_casei)) { if (pcmk_is_set(rsc->flags, pe_rsc_fence_device)) { pcmk__config_warn("Resetting \"" XML_RSC_ATTR_REQUIRES "\" for %s " "to \"" PCMK__VALUE_QUORUM "\" because fencing " "devices cannot require unfencing", rsc->id); unpack_requires(rsc, PCMK__VALUE_QUORUM, true); return; } else if (!pcmk_is_set(rsc->cluster->flags, pe_flag_stonith_enabled)) { pcmk__config_warn("Resetting \"" XML_RSC_ATTR_REQUIRES "\" for %s " "to \"" PCMK__VALUE_QUORUM "\" because fencing " "is disabled", rsc->id); unpack_requires(rsc, PCMK__VALUE_QUORUM, true); return; } else { pe__set_resource_flags(rsc, pe_rsc_needs_fencing|pe_rsc_needs_unfencing); } } else { const char *orig_value = value; if (pcmk_is_set(rsc->flags, pe_rsc_fence_device)) { value = PCMK__VALUE_QUORUM; } else if ((rsc->variant == pe_native) && xml_contains_remote_node(rsc->xml)) { value = PCMK__VALUE_QUORUM; } else if (pcmk_is_set(rsc->cluster->flags, pe_flag_enable_unfencing)) { value = PCMK__VALUE_UNFENCING; } else if (pcmk_is_set(rsc->cluster->flags, pe_flag_stonith_enabled)) { value = PCMK__VALUE_FENCING; } else if (rsc->cluster->no_quorum_policy == no_quorum_ignore) { value = PCMK__VALUE_NOTHING; } else { value = PCMK__VALUE_QUORUM; } if (orig_value != NULL) { pcmk__config_err("Resetting '" XML_RSC_ATTR_REQUIRES "' for %s " "to '%s' because '%s' is not valid", rsc->id, value, orig_value); } unpack_requires(rsc, value, true); return; } pe_rsc_trace(rsc, "\tRequired to start: %s%s", value, (is_default? " (default)" : "")); } #ifndef PCMK__COMPAT_2_0 static void warn_about_deprecated_classes(pe_resource_t *rsc) { const char *std = crm_element_value(rsc->xml, XML_AGENT_ATTR_CLASS); if (pcmk__str_eq(std, PCMK_RESOURCE_CLASS_UPSTART, pcmk__str_none)) { pe_warn_once(pe_wo_upstart, "Support for Upstart resources (such as %s) is deprecated " "and will be removed in a future release of Pacemaker", rsc->id); } else if (pcmk__str_eq(std, PCMK_RESOURCE_CLASS_NAGIOS, pcmk__str_none)) { pe_warn_once(pe_wo_nagios, "Support for Nagios resources (such as %s) is deprecated " "and will be removed in a future release of Pacemaker", rsc->id); } } #endif /*! * \internal * \brief Unpack configuration XML for a given resource * * Unpack the XML object containing a resource's configuration into a new * \c pe_resource_t object. * * \param[in] xml_obj XML node containing the resource's configuration * \param[out] rsc Where to store the unpacked resource information * \param[in] parent Resource's parent, if any * \param[in,out] data_set Cluster working set * * \return Standard Pacemaker return code * \note If pcmk_rc_ok is returned, \p *rsc is guaranteed to be non-NULL, and * the caller is responsible for freeing it using its variant-specific * free() method. Otherwise, \p *rsc is guaranteed to be NULL. */ int pe__unpack_resource(xmlNode *xml_obj, pe_resource_t **rsc, pe_resource_t *parent, pe_working_set_t *data_set) { xmlNode *expanded_xml = NULL; xmlNode *ops = NULL; const char *value = NULL; const char *id = NULL; bool guest_node = false; bool remote_node = false; pe_rule_eval_data_t rule_data = { .node_hash = NULL, .role = pcmk_role_unknown, .now = NULL, .match_data = NULL, .rsc_data = NULL, .op_data = NULL }; CRM_CHECK(rsc != NULL, return EINVAL); CRM_CHECK((xml_obj != NULL) && (data_set != NULL), *rsc = NULL; return EINVAL); rule_data.now = data_set->now; crm_log_xml_trace(xml_obj, "[raw XML]"); id = crm_element_value(xml_obj, XML_ATTR_ID); if (id == NULL) { pe_err("Ignoring <%s> configuration without " XML_ATTR_ID, xml_obj->name); return pcmk_rc_unpack_error; } if (unpack_template(xml_obj, &expanded_xml, data_set) == FALSE) { return pcmk_rc_unpack_error; } *rsc = calloc(1, sizeof(pe_resource_t)); if (*rsc == NULL) { crm_crit("Unable to allocate memory for resource '%s'", id); return ENOMEM; } (*rsc)->cluster = data_set; if (expanded_xml) { crm_log_xml_trace(expanded_xml, "[expanded XML]"); (*rsc)->xml = expanded_xml; (*rsc)->orig_xml = xml_obj; } else { (*rsc)->xml = xml_obj; (*rsc)->orig_xml = NULL; } /* Do not use xml_obj from here on, use (*rsc)->xml in case templates are involved */ (*rsc)->parent = parent; ops = find_xml_node((*rsc)->xml, "operations", FALSE); (*rsc)->ops_xml = expand_idref(ops, data_set->input); (*rsc)->variant = get_resource_type((const char *) (*rsc)->xml->name); if ((*rsc)->variant == pe_unknown) { pe_err("Ignoring resource '%s' of unknown type '%s'", id, (*rsc)->xml->name); common_free(*rsc); *rsc = NULL; return pcmk_rc_unpack_error; } #ifndef PCMK__COMPAT_2_0 warn_about_deprecated_classes(*rsc); #endif (*rsc)->meta = pcmk__strkey_table(free, free); (*rsc)->allowed_nodes = pcmk__strkey_table(NULL, free); (*rsc)->known_on = pcmk__strkey_table(NULL, free); value = crm_element_value((*rsc)->xml, XML_RSC_ATTR_INCARNATION); if (value) { (*rsc)->id = crm_strdup_printf("%s:%s", id, value); add_hash_param((*rsc)->meta, XML_RSC_ATTR_INCARNATION, value); } else { (*rsc)->id = strdup(id); } (*rsc)->fns = &resource_class_functions[(*rsc)->variant]; get_meta_attributes((*rsc)->meta, *rsc, NULL, data_set); (*rsc)->parameters = pe_rsc_params(*rsc, NULL, data_set); // \deprecated (*rsc)->flags = 0; pe__set_resource_flags(*rsc, pe_rsc_runnable|pe_rsc_provisional); if (!pcmk_is_set(data_set->flags, pe_flag_maintenance_mode)) { pe__set_resource_flags(*rsc, pe_rsc_managed); } (*rsc)->rsc_cons = NULL; (*rsc)->rsc_tickets = NULL; (*rsc)->actions = NULL; (*rsc)->role = pcmk_role_stopped; (*rsc)->next_role = pcmk_role_unknown; (*rsc)->recovery_type = pcmk_multiply_active_restart; (*rsc)->stickiness = 0; (*rsc)->migration_threshold = INFINITY; (*rsc)->failure_timeout = 0; value = g_hash_table_lookup((*rsc)->meta, XML_CIB_ATTR_PRIORITY); (*rsc)->priority = char2score(value); value = g_hash_table_lookup((*rsc)->meta, XML_RSC_ATTR_CRITICAL); if ((value == NULL) || crm_is_true(value)) { pe__set_resource_flags(*rsc, pe_rsc_critical); } value = g_hash_table_lookup((*rsc)->meta, XML_RSC_ATTR_NOTIFY); if (crm_is_true(value)) { pe__set_resource_flags(*rsc, pe_rsc_notify); } if (xml_contains_remote_node((*rsc)->xml)) { (*rsc)->is_remote_node = TRUE; if (g_hash_table_lookup((*rsc)->meta, XML_RSC_ATTR_CONTAINER)) { guest_node = true; } else { remote_node = true; } } value = g_hash_table_lookup((*rsc)->meta, XML_OP_ATTR_ALLOW_MIGRATE); if (crm_is_true(value)) { pe__set_resource_flags(*rsc, pe_rsc_allow_migrate); } else if ((value == NULL) && remote_node) { /* By default, we want remote nodes to be able * to float around the cluster without having to stop all the * resources within the remote-node before moving. Allowing * migration support enables this feature. If this ever causes * problems, migration support can be explicitly turned off with * allow-migrate=false. */ pe__set_resource_flags(*rsc, pe_rsc_allow_migrate); } value = g_hash_table_lookup((*rsc)->meta, XML_RSC_ATTR_MANAGED); if (value != NULL && !pcmk__str_eq("default", value, pcmk__str_casei)) { if (crm_is_true(value)) { pe__set_resource_flags(*rsc, pe_rsc_managed); } else { pe__clear_resource_flags(*rsc, pe_rsc_managed); } } value = g_hash_table_lookup((*rsc)->meta, XML_RSC_ATTR_MAINTENANCE); if (crm_is_true(value)) { pe__clear_resource_flags(*rsc, pe_rsc_managed); pe__set_resource_flags(*rsc, pe_rsc_maintenance); } if (pcmk_is_set(data_set->flags, pe_flag_maintenance_mode)) { pe__clear_resource_flags(*rsc, pe_rsc_managed); pe__set_resource_flags(*rsc, pe_rsc_maintenance); } if (pe_rsc_is_clone(pe__const_top_resource(*rsc, false))) { value = g_hash_table_lookup((*rsc)->meta, XML_RSC_ATTR_UNIQUE); if (crm_is_true(value)) { pe__set_resource_flags(*rsc, pe_rsc_unique); } if (detect_promotable(*rsc)) { pe__set_resource_flags(*rsc, pe_rsc_promotable); } } else { pe__set_resource_flags(*rsc, pe_rsc_unique); } value = g_hash_table_lookup((*rsc)->meta, XML_RSC_ATTR_RESTART); if (pcmk__str_eq(value, "restart", pcmk__str_casei)) { (*rsc)->restart_type = pe_restart_restart; pe_rsc_trace((*rsc), "%s dependency restart handling: restart", (*rsc)->id); pe_warn_once(pe_wo_restart_type, "Support for restart-type is deprecated and will be removed in a future release"); } else { (*rsc)->restart_type = pe_restart_ignore; pe_rsc_trace((*rsc), "%s dependency restart handling: ignore", (*rsc)->id); } value = g_hash_table_lookup((*rsc)->meta, XML_RSC_ATTR_MULTIPLE); if (pcmk__str_eq(value, "stop_only", pcmk__str_casei)) { (*rsc)->recovery_type = pcmk_multiply_active_stop; pe_rsc_trace((*rsc), "%s multiple running resource recovery: stop only", (*rsc)->id); } else if (pcmk__str_eq(value, "block", pcmk__str_casei)) { (*rsc)->recovery_type = pcmk_multiply_active_block; pe_rsc_trace((*rsc), "%s multiple running resource recovery: block", (*rsc)->id); } else if (pcmk__str_eq(value, "stop_unexpected", pcmk__str_casei)) { (*rsc)->recovery_type = pcmk_multiply_active_unexpected; pe_rsc_trace((*rsc), "%s multiple running resource recovery: " "stop unexpected instances", (*rsc)->id); } else { // "stop_start" if (!pcmk__str_eq(value, "stop_start", pcmk__str_casei|pcmk__str_null_matches)) { pe_warn("%s is not a valid value for " XML_RSC_ATTR_MULTIPLE ", using default of \"stop_start\"", value); } (*rsc)->recovery_type = pcmk_multiply_active_restart; pe_rsc_trace((*rsc), "%s multiple running resource recovery: " "stop/start", (*rsc)->id); } value = g_hash_table_lookup((*rsc)->meta, XML_RSC_ATTR_STICKINESS); if (value != NULL && !pcmk__str_eq("default", value, pcmk__str_casei)) { (*rsc)->stickiness = char2score(value); } value = g_hash_table_lookup((*rsc)->meta, XML_RSC_ATTR_FAIL_STICKINESS); if (value != NULL && !pcmk__str_eq("default", value, pcmk__str_casei)) { (*rsc)->migration_threshold = char2score(value); if ((*rsc)->migration_threshold < 0) { /* @TODO We use 1 here to preserve previous behavior, but this * should probably use the default (INFINITY) or 0 (to disable) * instead. */ pe_warn_once(pe_wo_neg_threshold, XML_RSC_ATTR_FAIL_STICKINESS " must be non-negative, using 1 instead"); (*rsc)->migration_threshold = 1; } } if (pcmk__str_eq(crm_element_value((*rsc)->xml, XML_AGENT_ATTR_CLASS), PCMK_RESOURCE_CLASS_STONITH, pcmk__str_casei)) { pe__set_working_set_flags(data_set, pe_flag_have_stonith_resource); pe__set_resource_flags(*rsc, pe_rsc_fence_device); } value = g_hash_table_lookup((*rsc)->meta, XML_RSC_ATTR_REQUIRES); unpack_requires(*rsc, value, false); value = g_hash_table_lookup((*rsc)->meta, XML_RSC_ATTR_FAIL_TIMEOUT); if (value != NULL) { // Stored as seconds (*rsc)->failure_timeout = (int) (crm_parse_interval_spec(value) / 1000); } if (remote_node) { GHashTable *params = pe_rsc_params(*rsc, NULL, data_set); /* Grabbing the value now means that any rules based on node attributes * will evaluate to false, so such rules should not be used with * reconnect_interval. * * @TODO Evaluate per node before using */ value = g_hash_table_lookup(params, XML_REMOTE_ATTR_RECONNECT_INTERVAL); if (value) { /* reconnect delay works by setting failure_timeout and preventing the * connection from starting until the failure is cleared. */ (*rsc)->remote_reconnect_ms = crm_parse_interval_spec(value); /* we want to override any default failure_timeout in use when remote * reconnect_interval is in use. */ (*rsc)->failure_timeout = (*rsc)->remote_reconnect_ms / 1000; } } get_target_role(*rsc, &((*rsc)->next_role)); pe_rsc_trace((*rsc), "%s desired next state: %s", (*rsc)->id, (*rsc)->next_role != pcmk_role_unknown? role2text((*rsc)->next_role) : "default"); if ((*rsc)->fns->unpack(*rsc, data_set) == FALSE) { (*rsc)->fns->free(*rsc); *rsc = NULL; return pcmk_rc_unpack_error; } if (pcmk_is_set(data_set->flags, pe_flag_symmetric_cluster)) { // This tag must stay exactly the same because it is tested elsewhere resource_location(*rsc, NULL, 0, "symmetric_default", data_set); } else if (guest_node) { /* remote resources tied to a container resource must always be allowed * to opt-in to the cluster. Whether the connection resource is actually * allowed to be placed on a node is dependent on the container resource */ resource_location(*rsc, NULL, 0, "remote_connection_default", data_set); } pe_rsc_trace((*rsc), "%s action notification: %s", (*rsc)->id, pcmk_is_set((*rsc)->flags, pe_rsc_notify)? "required" : "not required"); (*rsc)->utilization = pcmk__strkey_table(free, free); pe__unpack_dataset_nvpairs((*rsc)->xml, XML_TAG_UTILIZATION, &rule_data, (*rsc)->utilization, NULL, FALSE, data_set); if (expanded_xml) { if (add_template_rsc(xml_obj, data_set) == FALSE) { (*rsc)->fns->free(*rsc); *rsc = NULL; return pcmk_rc_unpack_error; } } return pcmk_rc_ok; } gboolean is_parent(pe_resource_t *child, pe_resource_t *rsc) { pe_resource_t *parent = child; if (parent == NULL || rsc == NULL) { return FALSE; } while (parent->parent != NULL) { if (parent->parent == rsc) { return TRUE; } parent = parent->parent; } return FALSE; } pe_resource_t * uber_parent(pe_resource_t * rsc) { pe_resource_t *parent = rsc; if (parent == NULL) { return NULL; } while (parent->parent != NULL && parent->parent->variant != pe_container) { parent = parent->parent; } return parent; } /*! * \internal * \brief Get the topmost parent of a resource as a const pointer * * \param[in] rsc Resource to check * \param[in] include_bundle If true, go all the way to bundle * * \return \p NULL if \p rsc is NULL, \p rsc if \p rsc has no parent, * the bundle if \p rsc is bundled and \p include_bundle is true, * otherwise the topmost parent of \p rsc up to a clone */ const pe_resource_t * pe__const_top_resource(const pe_resource_t *rsc, bool include_bundle) { const pe_resource_t *parent = rsc; if (parent == NULL) { return NULL; } while (parent->parent != NULL) { if (!include_bundle && (parent->parent->variant == pe_container)) { break; } parent = parent->parent; } return parent; } void common_free(pe_resource_t * rsc) { if (rsc == NULL) { return; } pe_rsc_trace(rsc, "Freeing %s %d", rsc->id, rsc->variant); g_list_free(rsc->rsc_cons); g_list_free(rsc->rsc_cons_lhs); g_list_free(rsc->rsc_tickets); g_list_free(rsc->dangling_migrations); if (rsc->parameter_cache != NULL) { g_hash_table_destroy(rsc->parameter_cache); } if (rsc->meta != NULL) { g_hash_table_destroy(rsc->meta); } if (rsc->utilization != NULL) { g_hash_table_destroy(rsc->utilization); } if ((rsc->parent == NULL) && pcmk_is_set(rsc->flags, pe_rsc_orphan)) { free_xml(rsc->xml); rsc->xml = NULL; free_xml(rsc->orig_xml); rsc->orig_xml = NULL; /* if rsc->orig_xml, then rsc->xml is an expanded xml from a template */ } else if (rsc->orig_xml) { free_xml(rsc->xml); rsc->xml = NULL; } if (rsc->running_on) { g_list_free(rsc->running_on); rsc->running_on = NULL; } if (rsc->known_on) { g_hash_table_destroy(rsc->known_on); rsc->known_on = NULL; } if (rsc->actions) { g_list_free(rsc->actions); rsc->actions = NULL; } if (rsc->allowed_nodes) { g_hash_table_destroy(rsc->allowed_nodes); rsc->allowed_nodes = NULL; } g_list_free(rsc->fillers); g_list_free(rsc->rsc_location); pe_rsc_trace(rsc, "Resource freed"); free(rsc->id); free(rsc->clone_name); free(rsc->allocated_to); free(rsc->variant_opaque); free(rsc->pending_task); free(rsc); } /*! * \internal * \brief Count a node and update most preferred to it as appropriate * * \param[in] rsc An active resource * \param[in] node A node that \p rsc is active on * \param[in,out] active This will be set to \p node if \p node is more * preferred than the current value * \param[in,out] count_all If not NULL, this will be incremented * \param[in,out] count_clean If not NULL, this will be incremented if \p node * is online and clean * * \return true if the count should continue, or false if sufficiently known */ bool pe__count_active_node(const pe_resource_t *rsc, pe_node_t *node, pe_node_t **active, unsigned int *count_all, unsigned int *count_clean) { bool keep_looking = false; bool is_happy = false; CRM_CHECK((rsc != NULL) && (node != NULL) && (active != NULL), return false); is_happy = node->details->online && !node->details->unclean; if (count_all != NULL) { ++*count_all; } if ((count_clean != NULL) && is_happy) { ++*count_clean; } if ((count_all != NULL) || (count_clean != NULL)) { keep_looking = true; // We're counting, so go through entire list } if (rsc->partial_migration_source != NULL) { if (node->details == rsc->partial_migration_source->details) { *active = node; // This is the migration source } else { keep_looking = true; } } else if (!pcmk_is_set(rsc->flags, pe_rsc_needs_fencing)) { if (is_happy && ((*active == NULL) || !(*active)->details->online || (*active)->details->unclean)) { *active = node; // This is the first clean node } else { keep_looking = true; } } if (*active == NULL) { *active = node; // This is the first node checked } return keep_looking; } // Shared implementation of resource_object_functions_t:active_node() static pe_node_t * active_node(const pe_resource_t *rsc, unsigned int *count_all, unsigned int *count_clean) { pe_node_t *active = NULL; if (count_all != NULL) { *count_all = 0; } if (count_clean != NULL) { *count_clean = 0; } if (rsc == NULL) { return NULL; } for (GList *iter = rsc->running_on; iter != NULL; iter = iter->next) { if (!pe__count_active_node(rsc, (pe_node_t *) iter->data, &active, count_all, count_clean)) { break; // Don't waste time iterating if we don't have to } } return active; } /*! * \brief * \internal Find and count active nodes according to "requires" * * \param[in] rsc Resource to check * \param[out] count If not NULL, will be set to count of active nodes * * \return An active node (or NULL if resource is not active anywhere) * * \note This is a convenience wrapper for active_node() where the count of all * active nodes or only clean active nodes is desired according to the * "requires" meta-attribute. */ pe_node_t * pe__find_active_requires(const pe_resource_t *rsc, unsigned int *count) { if (rsc == NULL) { if (count != NULL) { *count = 0; } return NULL; } else if (pcmk_is_set(rsc->flags, pe_rsc_needs_fencing)) { return rsc->fns->active_node(rsc, count, NULL); } else { return rsc->fns->active_node(rsc, NULL, count); } } void pe__count_common(pe_resource_t *rsc) { if (rsc->children != NULL) { for (GList *item = rsc->children; item != NULL; item = item->next) { ((pe_resource_t *) item->data)->fns->count(item->data); } } else if (!pcmk_is_set(rsc->flags, pe_rsc_orphan) || (rsc->role > pcmk_role_stopped)) { rsc->cluster->ninstances++; if (pe__resource_is_disabled(rsc)) { rsc->cluster->disabled_resources++; } if (pcmk_is_set(rsc->flags, pe_rsc_block)) { rsc->cluster->blocked_resources++; } } } /*! * \internal * \brief Update a resource's next role * * \param[in,out] rsc Resource to be updated * \param[in] role Resource's new next role * \param[in] why Human-friendly reason why role is changing (for logs) */ void pe__set_next_role(pe_resource_t *rsc, enum rsc_role_e role, const char *why) { CRM_ASSERT((rsc != NULL) && (why != NULL)); if (rsc->next_role != role) { pe_rsc_trace(rsc, "Resetting next role for %s from %s to %s (%s)", rsc->id, role2text(rsc->next_role), role2text(role), why); rsc->next_role = role; } } diff --git a/lib/pengine/pe_actions.c b/lib/pengine/pe_actions.c index c0458e9bf6..26f4ea8bd7 100644 --- a/lib/pengine/pe_actions.c +++ b/lib/pengine/pe_actions.c @@ -1,1698 +1,1699 @@ /* * Copyright 2004-2023 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 "pe_status_private.h" static void unpack_operation(pe_action_t *action, const xmlNode *xml_obj, const pe_resource_t *container, pe_working_set_t *data_set, guint interval_ms); static void add_singleton(pe_working_set_t *data_set, pe_action_t *action) { if (data_set->singletons == NULL) { data_set->singletons = pcmk__strkey_table(NULL, NULL); } g_hash_table_insert(data_set->singletons, action->uuid, action); } static pe_action_t * lookup_singleton(pe_working_set_t *data_set, const char *action_uuid) { if (data_set->singletons == NULL) { return NULL; } return g_hash_table_lookup(data_set->singletons, action_uuid); } /*! * \internal * \brief Find an existing action that matches arguments * * \param[in] key Action key to match * \param[in] rsc Resource to match (if any) * \param[in] node Node to match (if any) * \param[in] data_set Cluster working set * * \return Existing action that matches arguments (or NULL if none) */ static pe_action_t * find_existing_action(const char *key, const pe_resource_t *rsc, const pe_node_t *node, const pe_working_set_t *data_set) { GList *matches = NULL; pe_action_t *action = NULL; /* When rsc is NULL, it would be quicker to check data_set->singletons, * but checking all data_set->actions takes the node into account. */ matches = find_actions(((rsc == NULL)? data_set->actions : rsc->actions), key, node); if (matches == NULL) { return NULL; } CRM_LOG_ASSERT(!pcmk__list_of_multiple(matches)); action = matches->data; g_list_free(matches); return action; } static xmlNode * find_rsc_op_entry_helper(const pe_resource_t *rsc, const char *key, gboolean include_disabled) { guint interval_ms = 0; gboolean do_retry = TRUE; char *local_key = NULL; const char *name = NULL; const char *interval_spec = NULL; char *match_key = NULL; xmlNode *op = NULL; xmlNode *operation = NULL; retry: for (operation = pcmk__xe_first_child(rsc->ops_xml); operation != NULL; operation = pcmk__xe_next(operation)) { if (pcmk__str_eq((const char *)operation->name, "op", pcmk__str_none)) { bool enabled = false; name = crm_element_value(operation, "name"); interval_spec = crm_element_value(operation, XML_LRM_ATTR_INTERVAL); if (!include_disabled && pcmk__xe_get_bool_attr(operation, "enabled", &enabled) == pcmk_rc_ok && !enabled) { continue; } interval_ms = crm_parse_interval_spec(interval_spec); match_key = pcmk__op_key(rsc->id, name, interval_ms); if (pcmk__str_eq(key, match_key, pcmk__str_casei)) { op = operation; } free(match_key); if (rsc->clone_name) { match_key = pcmk__op_key(rsc->clone_name, name, interval_ms); if (pcmk__str_eq(key, match_key, pcmk__str_casei)) { op = operation; } free(match_key); } if (op != NULL) { free(local_key); return op; } } } free(local_key); if (do_retry == FALSE) { return NULL; } do_retry = FALSE; if ((strstr(key, PCMK_ACTION_MIGRATE_TO) != NULL) || (strstr(key, PCMK_ACTION_MIGRATE_FROM) != NULL)) { local_key = pcmk__op_key(rsc->id, "migrate", 0); key = local_key; goto retry; } else if (strstr(key, "_notify_")) { local_key = pcmk__op_key(rsc->id, PCMK_ACTION_NOTIFY, 0); key = local_key; goto retry; } return NULL; } xmlNode * find_rsc_op_entry(const pe_resource_t *rsc, const char *key) { return find_rsc_op_entry_helper(rsc, key, FALSE); } /*! * \internal * \brief Create a new action object * * \param[in] key Action key * \param[in] task Action name * \param[in,out] rsc Resource that action is for (if any) * \param[in] node Node that action is on (if any) * \param[in] optional Whether action should be considered optional * \param[in] for_graph Whether action should be recorded in transition graph * \param[in,out] data_set Cluster working set * * \return Newly allocated action * \note This function takes ownership of \p key. It is the caller's * responsibility to free the return value with pe_free_action(). */ static pe_action_t * new_action(char *key, const char *task, pe_resource_t *rsc, const pe_node_t *node, bool optional, bool for_graph, pe_working_set_t *data_set) { pe_action_t *action = calloc(1, sizeof(pe_action_t)); CRM_ASSERT(action != NULL); action->rsc = rsc; action->task = strdup(task); CRM_ASSERT(action->task != NULL); action->uuid = key; action->extra = pcmk__strkey_table(free, free); action->meta = pcmk__strkey_table(free, free); if (node) { action->node = pe__copy_node(node); } if (pcmk__str_eq(task, PCMK_ACTION_LRM_DELETE, pcmk__str_casei)) { // Resource history deletion for a node can be done on the DC pe__set_action_flags(action, pe_action_dc); } pe__set_action_flags(action, pe_action_runnable); if (optional) { pe__set_action_flags(action, pe_action_optional); } else { pe__clear_action_flags(action, pe_action_optional); } if (rsc != NULL) { guint interval_ms = 0; action->op_entry = find_rsc_op_entry_helper(rsc, key, TRUE); parse_op_key(key, NULL, NULL, &interval_ms); unpack_operation(action, action->op_entry, rsc->container, data_set, interval_ms); } if (for_graph) { pe_rsc_trace(rsc, "Created %s action %d (%s): %s for %s on %s", (optional? "optional" : "required"), data_set->action_id, key, task, ((rsc == NULL)? "no resource" : rsc->id), pe__node_name(node)); action->id = data_set->action_id++; data_set->actions = g_list_prepend(data_set->actions, action); if (rsc == NULL) { add_singleton(data_set, action); } else { rsc->actions = g_list_prepend(rsc->actions, action); } } return action; } /*! * \internal * \brief Evaluate node attribute values for an action * * \param[in,out] action Action to unpack attributes for * \param[in,out] data_set Cluster working set */ static void unpack_action_node_attributes(pe_action_t *action, pe_working_set_t *data_set) { if (!pcmk_is_set(action->flags, pe_action_have_node_attrs) && (action->op_entry != NULL)) { pe_rule_eval_data_t rule_data = { .node_hash = action->node->details->attrs, .role = pcmk_role_unknown, .now = data_set->now, .match_data = NULL, .rsc_data = NULL, .op_data = NULL }; pe__set_action_flags(action, pe_action_have_node_attrs); pe__unpack_dataset_nvpairs(action->op_entry, XML_TAG_ATTR_SETS, &rule_data, action->extra, NULL, FALSE, data_set); } } /*! * \internal * \brief Update an action's optional flag * * \param[in,out] action Action to update * \param[in] optional Requested optional status */ static void update_action_optional(pe_action_t *action, gboolean optional) { // Force a non-recurring action to be optional if its resource is unmanaged if ((action->rsc != NULL) && (action->node != NULL) && !pcmk_is_set(action->flags, pe_action_pseudo) && !pcmk_is_set(action->rsc->flags, pe_rsc_managed) && (g_hash_table_lookup(action->meta, XML_LRM_ATTR_INTERVAL_MS) == NULL)) { pe_rsc_debug(action->rsc, "%s on %s is optional (%s is unmanaged)", action->uuid, pe__node_name(action->node), action->rsc->id); pe__set_action_flags(action, pe_action_optional); // We shouldn't clear runnable here because ... something // Otherwise require the action if requested } else if (!optional) { pe__clear_action_flags(action, pe_action_optional); } } static enum pe_quorum_policy effective_quorum_policy(pe_resource_t *rsc, pe_working_set_t *data_set) { enum pe_quorum_policy policy = data_set->no_quorum_policy; if (pcmk_is_set(data_set->flags, pe_flag_have_quorum)) { policy = no_quorum_ignore; } else if (data_set->no_quorum_policy == no_quorum_demote) { switch (rsc->role) { case pcmk_role_promoted: case pcmk_role_unpromoted: if (rsc->next_role > pcmk_role_unpromoted) { pe__set_next_role(rsc, pcmk_role_unpromoted, "no-quorum-policy=demote"); } policy = no_quorum_ignore; break; default: policy = no_quorum_stop; break; } } return policy; } /*! * \internal * \brief Update a resource action's runnable flag * * \param[in,out] action Action to update * \param[in] for_graph Whether action should be recorded in transition graph * \param[in,out] data_set Cluster working set * * \note This may also schedule fencing if a stop is unrunnable. */ static void update_resource_action_runnable(pe_action_t *action, bool for_graph, pe_working_set_t *data_set) { if (pcmk_is_set(action->flags, pe_action_pseudo)) { return; } if (action->node == NULL) { pe_rsc_trace(action->rsc, "%s is unrunnable (unallocated)", action->uuid); pe__clear_action_flags(action, pe_action_runnable); } else if (!pcmk_is_set(action->flags, pe_action_dc) && !(action->node->details->online) && (!pe__is_guest_node(action->node) || action->node->details->remote_requires_reset)) { pe__clear_action_flags(action, pe_action_runnable); do_crm_log((for_graph? LOG_WARNING: LOG_TRACE), "%s on %s is unrunnable (node is offline)", action->uuid, pe__node_name(action->node)); if (pcmk_is_set(action->rsc->flags, pe_rsc_managed) && for_graph && pcmk__str_eq(action->task, PCMK_ACTION_STOP, pcmk__str_casei) && !(action->node->details->unclean)) { pe_fence_node(data_set, action->node, "stop is unrunnable", false); } } else if (!pcmk_is_set(action->flags, pe_action_dc) && action->node->details->pending) { pe__clear_action_flags(action, pe_action_runnable); do_crm_log((for_graph? LOG_WARNING: LOG_TRACE), "Action %s on %s is unrunnable (node is pending)", action->uuid, pe__node_name(action->node)); } else if (action->needs == rsc_req_nothing) { pe_action_set_reason(action, NULL, TRUE); if (pe__is_guest_node(action->node) && !pe_can_fence(data_set, action->node)) { /* An action that requires nothing usually does not require any * fencing in order to be runnable. However, there is an exception: * such an action cannot be completed if it is on a guest node whose * host is unclean and cannot be fenced. */ pe_rsc_debug(action->rsc, "%s on %s is unrunnable " "(node's host cannot be fenced)", action->uuid, pe__node_name(action->node)); pe__clear_action_flags(action, pe_action_runnable); } else { pe_rsc_trace(action->rsc, "%s on %s does not require fencing or quorum", action->uuid, pe__node_name(action->node)); pe__set_action_flags(action, pe_action_runnable); } } else { switch (effective_quorum_policy(action->rsc, data_set)) { case no_quorum_stop: pe_rsc_debug(action->rsc, "%s on %s is unrunnable (no quorum)", action->uuid, pe__node_name(action->node)); pe__clear_action_flags(action, pe_action_runnable); pe_action_set_reason(action, "no quorum", true); break; case no_quorum_freeze: if (!action->rsc->fns->active(action->rsc, TRUE) || (action->rsc->next_role > action->rsc->role)) { pe_rsc_debug(action->rsc, "%s on %s is unrunnable (no quorum)", action->uuid, pe__node_name(action->node)); pe__clear_action_flags(action, pe_action_runnable); pe_action_set_reason(action, "quorum freeze", true); } break; default: //pe_action_set_reason(action, NULL, TRUE); pe__set_action_flags(action, pe_action_runnable); break; } } } /*! * \internal * \brief Update a resource object's flags for a new action on it * * \param[in,out] rsc Resource that action is for (if any) * \param[in] action New action */ static void update_resource_flags_for_action(pe_resource_t *rsc, const pe_action_t *action) { /* @COMPAT pe_rsc_starting and pe_rsc_stopping are not actually used * within Pacemaker, and should be deprecated and eventually removed */ if (pcmk__str_eq(action->task, PCMK_ACTION_STOP, pcmk__str_casei)) { pe__set_resource_flags(rsc, pe_rsc_stopping); } else if (pcmk__str_eq(action->task, PCMK_ACTION_START, pcmk__str_casei)) { if (pcmk_is_set(action->flags, pe_action_runnable)) { pe__set_resource_flags(rsc, pe_rsc_starting); } else { pe__clear_resource_flags(rsc, pe_rsc_starting); } } } static bool valid_stop_on_fail(const char *value) { return !pcmk__strcase_any_of(value, "standby", "demote", "stop", NULL); } static const char * unpack_operation_on_fail(pe_action_t * action) { const char *name = NULL; const char *role = NULL; const char *on_fail = NULL; const char *interval_spec = NULL; const char *value = g_hash_table_lookup(action->meta, XML_OP_ATTR_ON_FAIL); if (pcmk__str_eq(action->task, PCMK_ACTION_STOP, pcmk__str_casei) && !valid_stop_on_fail(value)) { pcmk__config_err("Resetting '" XML_OP_ATTR_ON_FAIL "' for %s stop " "action to default value because '%s' is not " "allowed for stop", action->rsc->id, value); return NULL; } else if (pcmk__str_eq(action->task, PCMK_ACTION_DEMOTE, pcmk__str_casei) && (value == NULL)) { // demote on_fail defaults to monitor value for promoted role if present xmlNode *operation = NULL; CRM_CHECK(action->rsc != NULL, return NULL); for (operation = pcmk__xe_first_child(action->rsc->ops_xml); (operation != NULL) && (value == NULL); operation = pcmk__xe_next(operation)) { bool enabled = false; if (!pcmk__str_eq((const char *)operation->name, "op", pcmk__str_none)) { continue; } name = crm_element_value(operation, "name"); role = crm_element_value(operation, "role"); on_fail = crm_element_value(operation, XML_OP_ATTR_ON_FAIL); interval_spec = crm_element_value(operation, XML_LRM_ATTR_INTERVAL); if (!on_fail) { continue; } else if (pcmk__xe_get_bool_attr(operation, "enabled", &enabled) == pcmk_rc_ok && !enabled) { continue; } else if (!pcmk__str_eq(name, PCMK_ACTION_MONITOR, pcmk__str_casei) - || !pcmk__strcase_any_of(role, RSC_ROLE_PROMOTED_S, - RSC_ROLE_PROMOTED_LEGACY_S, + || !pcmk__strcase_any_of(role, PCMK__ROLE_PROMOTED, + PCMK__ROLE_PROMOTED_LEGACY, NULL)) { continue; } else if (crm_parse_interval_spec(interval_spec) == 0) { continue; } else if (pcmk__str_eq(on_fail, "demote", pcmk__str_casei)) { continue; } value = on_fail; } } else if (pcmk__str_eq(action->task, PCMK_ACTION_LRM_DELETE, pcmk__str_casei)) { value = "ignore"; } else if (pcmk__str_eq(value, "demote", pcmk__str_casei)) { name = crm_element_value(action->op_entry, "name"); role = crm_element_value(action->op_entry, "role"); interval_spec = crm_element_value(action->op_entry, XML_LRM_ATTR_INTERVAL); if (!pcmk__str_eq(name, PCMK_ACTION_PROMOTE, pcmk__str_casei) && (!pcmk__str_eq(name, PCMK_ACTION_MONITOR, pcmk__str_casei) - || !pcmk__strcase_any_of(role, RSC_ROLE_PROMOTED_S, - RSC_ROLE_PROMOTED_LEGACY_S, NULL) + || !pcmk__strcase_any_of(role, PCMK__ROLE_PROMOTED, + PCMK__ROLE_PROMOTED_LEGACY, NULL) || (crm_parse_interval_spec(interval_spec) == 0))) { pcmk__config_err("Resetting '" XML_OP_ATTR_ON_FAIL "' for %s %s " "action to default value because 'demote' is not " "allowed for it", action->rsc->id, name); return NULL; } } return value; } static int unpack_timeout(const char *value) { int timeout_ms = crm_get_msec(value); if (timeout_ms < 0) { timeout_ms = PCMK_DEFAULT_ACTION_TIMEOUT_MS; } return timeout_ms; } // true if value contains valid, non-NULL interval origin for recurring op static bool unpack_interval_origin(const char *value, const xmlNode *xml_obj, guint interval_ms, const crm_time_t *now, long long *start_delay) { long long result = 0; guint interval_sec = interval_ms / 1000; crm_time_t *origin = NULL; // Ignore unspecified values and non-recurring operations if ((value == NULL) || (interval_ms == 0) || (now == NULL)) { return false; } // Parse interval origin from text origin = crm_time_new(value); if (origin == NULL) { pcmk__config_err("Ignoring '" XML_OP_ATTR_ORIGIN "' for operation " "'%s' because '%s' is not valid", (ID(xml_obj)? ID(xml_obj) : "(missing ID)"), value); return false; } // Get seconds since origin (negative if origin is in the future) result = crm_time_get_seconds(now) - crm_time_get_seconds(origin); crm_time_free(origin); // Calculate seconds from closest interval to now result = result % interval_sec; // Calculate seconds remaining until next interval result = ((result <= 0)? 0 : interval_sec) - result; crm_info("Calculated a start delay of %llds for operation '%s'", result, (ID(xml_obj)? ID(xml_obj) : "(unspecified)")); if (start_delay != NULL) { *start_delay = result * 1000; // milliseconds } return true; } static int unpack_start_delay(const char *value, GHashTable *meta) { int start_delay = 0; if (value != NULL) { start_delay = crm_get_msec(value); if (start_delay < 0) { start_delay = 0; } if (meta) { g_hash_table_replace(meta, strdup(XML_OP_ATTR_START_DELAY), pcmk__itoa(start_delay)); } } return start_delay; } static xmlNode * find_min_interval_mon(pe_resource_t * rsc, gboolean include_disabled) { guint interval_ms = 0; guint min_interval_ms = G_MAXUINT; const char *name = NULL; const char *interval_spec = NULL; xmlNode *op = NULL; xmlNode *operation = NULL; for (operation = pcmk__xe_first_child(rsc->ops_xml); operation != NULL; operation = pcmk__xe_next(operation)) { if (pcmk__str_eq((const char *)operation->name, "op", pcmk__str_none)) { bool enabled = false; name = crm_element_value(operation, "name"); interval_spec = crm_element_value(operation, XML_LRM_ATTR_INTERVAL); if (!include_disabled && pcmk__xe_get_bool_attr(operation, "enabled", &enabled) == pcmk_rc_ok && !enabled) { continue; } if (!pcmk__str_eq(name, PCMK_ACTION_MONITOR, pcmk__str_casei)) { continue; } interval_ms = crm_parse_interval_spec(interval_spec); if (interval_ms && (interval_ms < min_interval_ms)) { min_interval_ms = interval_ms; op = operation; } } } return op; } /*! * \brief Unpack operation XML into an action structure * * Unpack an operation's meta-attributes (normalizing the interval, timeout, * and start delay values as integer milliseconds), requirements, and * failure policy. * * \param[in,out] action Action to unpack into * \param[in] xml_obj Operation XML (or NULL if all defaults) * \param[in] container Resource that contains affected resource, if any * \param[in,out] data_set Cluster state * \param[in] interval_ms How frequently to perform the operation */ static void unpack_operation(pe_action_t *action, const xmlNode *xml_obj, const pe_resource_t *container, pe_working_set_t *data_set, guint interval_ms) { int timeout_ms = 0; const char *value = NULL; bool is_probe = false; pe_rsc_eval_data_t rsc_rule_data = { .standard = crm_element_value(action->rsc->xml, XML_AGENT_ATTR_CLASS), .provider = crm_element_value(action->rsc->xml, XML_AGENT_ATTR_PROVIDER), .agent = crm_element_value(action->rsc->xml, XML_EXPR_ATTR_TYPE) }; pe_op_eval_data_t op_rule_data = { .op_name = action->task, .interval = interval_ms }; pe_rule_eval_data_t rule_data = { .node_hash = NULL, .role = pcmk_role_unknown, .now = data_set->now, .match_data = NULL, .rsc_data = &rsc_rule_data, .op_data = &op_rule_data }; CRM_CHECK(action && action->rsc, return); is_probe = pcmk_is_probe(action->task, interval_ms); // Cluster-wide pe__unpack_dataset_nvpairs(data_set->op_defaults, XML_TAG_META_SETS, &rule_data, action->meta, NULL, FALSE, data_set); // Determine probe default timeout differently if (is_probe) { xmlNode *min_interval_mon = find_min_interval_mon(action->rsc, FALSE); if (min_interval_mon) { value = crm_element_value(min_interval_mon, XML_ATTR_TIMEOUT); if (value) { crm_trace("\t%s: Setting default timeout to minimum-interval " "monitor's timeout '%s'", action->uuid, value); g_hash_table_replace(action->meta, strdup(XML_ATTR_TIMEOUT), strdup(value)); } } } if (xml_obj) { xmlAttrPtr xIter = NULL; // take precedence over defaults pe__unpack_dataset_nvpairs(xml_obj, XML_TAG_META_SETS, &rule_data, action->meta, NULL, TRUE, data_set); /* Anything set as an XML property has highest precedence. * This ensures we use the name and interval from the tag. */ for (xIter = xml_obj->properties; xIter; xIter = xIter->next) { const char *prop_name = (const char *)xIter->name; const char *prop_value = pcmk__xml_attr_value(xIter); g_hash_table_replace(action->meta, strdup(prop_name), strdup(prop_value)); } } g_hash_table_remove(action->meta, "id"); // Normalize interval to milliseconds if (interval_ms > 0) { g_hash_table_replace(action->meta, strdup(XML_LRM_ATTR_INTERVAL), crm_strdup_printf("%u", interval_ms)); } else { g_hash_table_remove(action->meta, XML_LRM_ATTR_INTERVAL); } /* * Timeout order of precedence: * 1. pcmk_monitor_timeout (if rsc has pcmk_ra_cap_fence_params * and task is start or a probe; pcmk_monitor_timeout works * by default for a recurring monitor) * 2. explicit op timeout on the primitive * 3. default op timeout * a. if probe, then min-interval monitor's timeout * b. else, in XML_CIB_TAG_OPCONFIG * 4. PCMK_DEFAULT_ACTION_TIMEOUT_MS * * #1 overrides general rule of XML property having highest * precedence. */ if (pcmk_is_set(pcmk_get_ra_caps(rsc_rule_data.standard), pcmk_ra_cap_fence_params) && (pcmk__str_eq(action->task, PCMK_ACTION_START, pcmk__str_casei) || is_probe)) { GHashTable *params = pe_rsc_params(action->rsc, action->node, data_set); value = g_hash_table_lookup(params, "pcmk_monitor_timeout"); if (value) { crm_trace("\t%s: Setting timeout to pcmk_monitor_timeout '%s', " "overriding default", action->uuid, value); g_hash_table_replace(action->meta, strdup(XML_ATTR_TIMEOUT), strdup(value)); } } // Normalize timeout to positive milliseconds value = g_hash_table_lookup(action->meta, XML_ATTR_TIMEOUT); timeout_ms = unpack_timeout(value); g_hash_table_replace(action->meta, strdup(XML_ATTR_TIMEOUT), pcmk__itoa(timeout_ms)); if (!pcmk__strcase_any_of(action->task, PCMK_ACTION_START, PCMK_ACTION_PROMOTE, NULL)) { action->needs = rsc_req_nothing; value = "nothing (not start or promote)"; } else if (pcmk_is_set(action->rsc->flags, pe_rsc_needs_fencing)) { action->needs = rsc_req_stonith; value = "fencing"; } else if (pcmk_is_set(action->rsc->flags, pe_rsc_needs_quorum)) { action->needs = rsc_req_quorum; value = "quorum"; } else { action->needs = rsc_req_nothing; value = "nothing"; } pe_rsc_trace(action->rsc, "%s requires %s", action->uuid, value); value = unpack_operation_on_fail(action); if (value == NULL) { } else if (pcmk__str_eq(value, "block", pcmk__str_casei)) { action->on_fail = action_fail_block; g_hash_table_insert(action->meta, strdup(XML_OP_ATTR_ON_FAIL), strdup("block")); value = "block"; // The above could destroy the original string } else if (pcmk__str_eq(value, "fence", pcmk__str_casei)) { action->on_fail = action_fail_fence; value = "node fencing"; if (!pcmk_is_set(data_set->flags, pe_flag_stonith_enabled)) { pcmk__config_err("Resetting '" XML_OP_ATTR_ON_FAIL "' for " "operation '%s' to 'stop' because 'fence' is not " "valid when fencing is disabled", action->uuid); action->on_fail = action_fail_stop; action->fail_role = pcmk_role_stopped; value = "stop resource"; } } else if (pcmk__str_eq(value, "standby", pcmk__str_casei)) { action->on_fail = action_fail_standby; value = "node standby"; } else if (pcmk__strcase_any_of(value, "ignore", PCMK__VALUE_NOTHING, NULL)) { action->on_fail = action_fail_ignore; value = "ignore"; } else if (pcmk__str_eq(value, "migrate", pcmk__str_casei)) { action->on_fail = action_fail_migrate; value = "force migration"; } else if (pcmk__str_eq(value, "stop", pcmk__str_casei)) { action->on_fail = action_fail_stop; action->fail_role = pcmk_role_stopped; value = "stop resource"; } else if (pcmk__str_eq(value, "restart", pcmk__str_casei)) { action->on_fail = action_fail_recover; value = "restart (and possibly migrate)"; } else if (pcmk__str_eq(value, "restart-container", pcmk__str_casei)) { if (container) { action->on_fail = action_fail_restart_container; value = "restart container (and possibly migrate)"; } else { value = NULL; } } else if (pcmk__str_eq(value, "demote", pcmk__str_casei)) { action->on_fail = action_fail_demote; value = "demote instance"; } else { pe_err("Resource %s: Unknown failure type (%s)", action->rsc->id, value); value = NULL; } /* defaults */ if (value == NULL && container) { action->on_fail = action_fail_restart_container; value = "restart container (and possibly migrate) (default)"; /* For remote nodes, ensure that any failure that results in dropping an * active connection to the node results in fencing of the node. * * There are only two action failures that don't result in fencing. * 1. probes - probe failures are expected. * 2. start - a start failure indicates that an active connection does not already * exist. The user can set op on-fail=fence if they really want to fence start * failures. */ } else if (((value == NULL) || !pcmk_is_set(action->rsc->flags, pe_rsc_managed)) && pe__resource_is_remote_conn(action->rsc, data_set) && !(pcmk__str_eq(action->task, PCMK_ACTION_MONITOR, pcmk__str_casei) && (interval_ms == 0)) && !pcmk__str_eq(action->task, PCMK_ACTION_START, pcmk__str_casei)) { if (!pcmk_is_set(action->rsc->flags, pe_rsc_managed)) { action->on_fail = action_fail_stop; action->fail_role = pcmk_role_stopped; value = "stop unmanaged remote node (enforcing default)"; } else { if (pcmk_is_set(data_set->flags, pe_flag_stonith_enabled)) { value = "fence remote node (default)"; } else { value = "recover remote node connection (default)"; } if (action->rsc->remote_reconnect_ms) { action->fail_role = pcmk_role_stopped; } action->on_fail = action_fail_reset_remote; } } else if ((value == NULL) && pcmk__str_eq(action->task, PCMK_ACTION_STOP, pcmk__str_casei)) { if (pcmk_is_set(data_set->flags, pe_flag_stonith_enabled)) { action->on_fail = action_fail_fence; value = "resource fence (default)"; } else { action->on_fail = action_fail_block; value = "resource block (default)"; } } else if (value == NULL) { action->on_fail = action_fail_recover; value = "restart (and possibly migrate) (default)"; } pe_rsc_trace(action->rsc, "%s failure handling: %s", action->uuid, value); value = NULL; if (xml_obj != NULL) { value = g_hash_table_lookup(action->meta, "role_after_failure"); if (value) { pe_warn_once(pe_wo_role_after, "Support for role_after_failure is deprecated and will be removed in a future release"); } } if (value != NULL && action->fail_role == pcmk_role_unknown) { action->fail_role = text2role(value); } /* defaults */ if (action->fail_role == pcmk_role_unknown) { if (pcmk__str_eq(action->task, PCMK_ACTION_PROMOTE, pcmk__str_casei)) { action->fail_role = pcmk_role_unpromoted; } else { action->fail_role = pcmk_role_started; } } pe_rsc_trace(action->rsc, "%s failure results in: %s", action->uuid, role2text(action->fail_role)); value = g_hash_table_lookup(action->meta, XML_OP_ATTR_START_DELAY); if (value) { unpack_start_delay(value, action->meta); } else { long long start_delay = 0; value = g_hash_table_lookup(action->meta, XML_OP_ATTR_ORIGIN); if (unpack_interval_origin(value, xml_obj, interval_ms, data_set->now, &start_delay)) { g_hash_table_replace(action->meta, strdup(XML_OP_ATTR_START_DELAY), crm_strdup_printf("%lld", start_delay)); } } } /*! * \brief Create or update an action object * * \param[in,out] rsc Resource that action is for (if any) * \param[in,out] key Action key (must be non-NULL) * \param[in] task Action name (must be non-NULL) * \param[in] on_node Node that action is on (if any) * \param[in] optional Whether action should be considered optional * \param[in] save_action Whether action should be recorded in transition graph * \param[in,out] data_set Cluster working set * * \return Action object corresponding to arguments * \note This function takes ownership of (and might free) \p key. If * \p save_action is true, \p data_set will own the returned action, * otherwise it is the caller's responsibility to free the return value * with pe_free_action(). */ pe_action_t * custom_action(pe_resource_t *rsc, char *key, const char *task, const pe_node_t *on_node, gboolean optional, gboolean save_action, pe_working_set_t *data_set) { pe_action_t *action = NULL; CRM_ASSERT((key != NULL) && (task != NULL) && (data_set != NULL)); if (save_action) { action = find_existing_action(key, rsc, on_node, data_set); } if (action == NULL) { action = new_action(key, task, rsc, on_node, optional, save_action, data_set); } else { free(key); } update_action_optional(action, optional); if (rsc != NULL) { if (action->node != NULL) { unpack_action_node_attributes(action, data_set); } update_resource_action_runnable(action, save_action, data_set); if (save_action) { update_resource_flags_for_action(rsc, action); } } return action; } pe_action_t * get_pseudo_op(const char *name, pe_working_set_t * data_set) { pe_action_t *op = lookup_singleton(data_set, name); if (op == NULL) { op = custom_action(NULL, strdup(name), name, NULL, TRUE, TRUE, data_set); pe__set_action_flags(op, pe_action_pseudo|pe_action_runnable); } return op; } static GList * find_unfencing_devices(GList *candidates, GList *matches) { for (GList *gIter = candidates; gIter != NULL; gIter = gIter->next) { pe_resource_t *candidate = gIter->data; if (candidate->children != NULL) { matches = find_unfencing_devices(candidate->children, matches); } else if (!pcmk_is_set(candidate->flags, pe_rsc_fence_device)) { continue; } else if (pcmk_is_set(candidate->flags, pe_rsc_needs_unfencing)) { matches = g_list_prepend(matches, candidate); } else if (pcmk__str_eq(g_hash_table_lookup(candidate->meta, PCMK_STONITH_PROVIDES), PCMK__VALUE_UNFENCING, pcmk__str_casei)) { matches = g_list_prepend(matches, candidate); } } return matches; } static int node_priority_fencing_delay(const pe_node_t *node, const pe_working_set_t *data_set) { int member_count = 0; int online_count = 0; int top_priority = 0; int lowest_priority = 0; GList *gIter = NULL; // `priority-fencing-delay` is disabled if (data_set->priority_fencing_delay <= 0) { return 0; } /* No need to request a delay if the fencing target is not a normal cluster * member, for example if it's a remote node or a guest node. */ if (node->details->type != node_member) { return 0; } // No need to request a delay if the fencing target is in our partition if (node->details->online) { return 0; } for (gIter = data_set->nodes; gIter != NULL; gIter = gIter->next) { pe_node_t *n = gIter->data; if (n->details->type != node_member) { continue; } member_count ++; if (n->details->online) { online_count++; } if (member_count == 1 || n->details->priority > top_priority) { top_priority = n->details->priority; } if (member_count == 1 || n->details->priority < lowest_priority) { lowest_priority = n->details->priority; } } // No need to delay if we have more than half of the cluster members if (online_count > member_count / 2) { return 0; } /* All the nodes have equal priority. * Any configured corresponding `pcmk_delay_base/max` will be applied. */ if (lowest_priority == top_priority) { return 0; } if (node->details->priority < top_priority) { return 0; } return data_set->priority_fencing_delay; } pe_action_t * pe_fence_op(pe_node_t *node, const char *op, bool optional, const char *reason, bool priority_delay, pe_working_set_t *data_set) { char *op_key = NULL; pe_action_t *stonith_op = NULL; if(op == NULL) { op = data_set->stonith_action; } op_key = crm_strdup_printf("%s-%s-%s", PCMK_ACTION_STONITH, node->details->uname, op); stonith_op = lookup_singleton(data_set, op_key); if(stonith_op == NULL) { stonith_op = custom_action(NULL, op_key, PCMK_ACTION_STONITH, node, TRUE, TRUE, data_set); add_hash_param(stonith_op->meta, XML_LRM_ATTR_TARGET, node->details->uname); add_hash_param(stonith_op->meta, XML_LRM_ATTR_TARGET_UUID, node->details->id); add_hash_param(stonith_op->meta, "stonith_action", op); if (pcmk_is_set(data_set->flags, pe_flag_enable_unfencing)) { /* Extra work to detect device changes */ GString *digests_all = g_string_sized_new(1024); GString *digests_secure = g_string_sized_new(1024); GList *matches = find_unfencing_devices(data_set->resources, NULL); char *key = NULL; char *value = NULL; for (GList *gIter = matches; gIter != NULL; gIter = gIter->next) { pe_resource_t *match = gIter->data; const char *agent = g_hash_table_lookup(match->meta, XML_ATTR_TYPE); op_digest_cache_t *data = NULL; data = pe__compare_fencing_digest(match, agent, node, data_set); if(data->rc == RSC_DIGEST_ALL) { optional = FALSE; crm_notice("Unfencing node %s because the definition of " "%s changed", pe__node_name(node), match->id); if (!pcmk__is_daemon && data_set->priv != NULL) { pcmk__output_t *out = data_set->priv; out->info(out, "notice: Unfencing node %s because the " "definition of %s changed", pe__node_name(node), match->id); } } pcmk__g_strcat(digests_all, match->id, ":", agent, ":", data->digest_all_calc, ",", NULL); pcmk__g_strcat(digests_secure, match->id, ":", agent, ":", data->digest_secure_calc, ",", NULL); } key = strdup(XML_OP_ATTR_DIGESTS_ALL); value = strdup((const char *) digests_all->str); CRM_ASSERT((key != NULL) && (value != NULL)); g_hash_table_insert(stonith_op->meta, key, value); g_string_free(digests_all, TRUE); key = strdup(XML_OP_ATTR_DIGESTS_SECURE); value = strdup((const char *) digests_secure->str); CRM_ASSERT((key != NULL) && (value != NULL)); g_hash_table_insert(stonith_op->meta, key, value); g_string_free(digests_secure, TRUE); } } else { free(op_key); } if (data_set->priority_fencing_delay > 0 /* It's a suitable case where `priority-fencing-delay` applies. * At least add `priority-fencing-delay` field as an indicator. */ && (priority_delay /* The priority delay needs to be recalculated if this function has * been called by schedule_fencing_and_shutdowns() after node * priority has already been calculated by native_add_running(). */ || g_hash_table_lookup(stonith_op->meta, XML_CONFIG_ATTR_PRIORITY_FENCING_DELAY) != NULL)) { /* Add `priority-fencing-delay` to the fencing op even if it's 0 for * the targeting node. So that it takes precedence over any possible * `pcmk_delay_base/max`. */ char *delay_s = pcmk__itoa(node_priority_fencing_delay(node, data_set)); g_hash_table_insert(stonith_op->meta, strdup(XML_CONFIG_ATTR_PRIORITY_FENCING_DELAY), delay_s); } if(optional == FALSE && pe_can_fence(data_set, node)) { pe__clear_action_flags(stonith_op, pe_action_optional); pe_action_set_reason(stonith_op, reason, false); } else if(reason && stonith_op->reason == NULL) { stonith_op->reason = strdup(reason); } return stonith_op; } void pe_free_action(pe_action_t * action) { if (action == NULL) { return; } g_list_free_full(action->actions_before, free); /* pe_action_wrapper_t* */ g_list_free_full(action->actions_after, free); /* pe_action_wrapper_t* */ if (action->extra) { g_hash_table_destroy(action->extra); } if (action->meta) { g_hash_table_destroy(action->meta); } free(action->cancel_task); free(action->reason); free(action->task); free(action->uuid); free(action->node); free(action); } int pe_get_configured_timeout(pe_resource_t *rsc, const char *action, pe_working_set_t *data_set) { xmlNode *child = NULL; GHashTable *action_meta = NULL; const char *timeout_spec = NULL; int timeout_ms = 0; pe_rule_eval_data_t rule_data = { .node_hash = NULL, .role = pcmk_role_unknown, .now = data_set->now, .match_data = NULL, .rsc_data = NULL, .op_data = NULL }; for (child = first_named_child(rsc->ops_xml, XML_ATTR_OP); child != NULL; child = crm_next_same_xml(child)) { if (pcmk__str_eq(action, crm_element_value(child, XML_NVPAIR_ATTR_NAME), pcmk__str_casei)) { timeout_spec = crm_element_value(child, XML_ATTR_TIMEOUT); break; } } if (timeout_spec == NULL && data_set->op_defaults) { action_meta = pcmk__strkey_table(free, free); pe__unpack_dataset_nvpairs(data_set->op_defaults, XML_TAG_META_SETS, &rule_data, action_meta, NULL, FALSE, data_set); timeout_spec = g_hash_table_lookup(action_meta, XML_ATTR_TIMEOUT); } // @TODO check meta-attributes // @TODO maybe use min-interval monitor timeout as default for monitors timeout_ms = crm_get_msec(timeout_spec); if (timeout_ms < 0) { timeout_ms = PCMK_DEFAULT_ACTION_TIMEOUT_MS; } if (action_meta != NULL) { g_hash_table_destroy(action_meta); } return timeout_ms; } enum action_tasks get_complex_task(const pe_resource_t *rsc, const char *name) { enum action_tasks task = text2task(name); if ((rsc != NULL) && (rsc->variant == pe_native)) { switch (task) { case stopped_rsc: case started_rsc: case action_demoted: case action_promoted: crm_trace("Folding %s back into its atomic counterpart for %s", name, rsc->id); --task; break; default: break; } } return task; } /*! * \internal * \brief Find first matching action in a list * * \param[in] input List of actions to search * \param[in] uuid If not NULL, action must have this UUID * \param[in] task If not NULL, action must have this action name * \param[in] on_node If not NULL, action must be on this node * * \return First action in list that matches criteria, or NULL if none */ pe_action_t * find_first_action(const GList *input, const char *uuid, const char *task, const pe_node_t *on_node) { CRM_CHECK(uuid || task, return NULL); for (const GList *gIter = input; gIter != NULL; gIter = gIter->next) { pe_action_t *action = (pe_action_t *) gIter->data; if (uuid != NULL && !pcmk__str_eq(uuid, action->uuid, pcmk__str_casei)) { continue; } else if (task != NULL && !pcmk__str_eq(task, action->task, pcmk__str_casei)) { continue; } else if (on_node == NULL) { return action; } else if (action->node == NULL) { continue; } else if (on_node->details == action->node->details) { return action; } } return NULL; } GList * find_actions(GList *input, const char *key, const pe_node_t *on_node) { GList *gIter = input; GList *result = NULL; CRM_CHECK(key != NULL, return NULL); for (; gIter != NULL; gIter = gIter->next) { pe_action_t *action = (pe_action_t *) gIter->data; if (!pcmk__str_eq(key, action->uuid, pcmk__str_casei)) { continue; } else if (on_node == NULL) { crm_trace("Action %s matches (ignoring node)", key); result = g_list_prepend(result, action); } else if (action->node == NULL) { crm_trace("Action %s matches (unallocated, assigning to %s)", key, pe__node_name(on_node)); action->node = pe__copy_node(on_node); result = g_list_prepend(result, action); } else if (on_node->details == action->node->details) { crm_trace("Action %s on %s matches", key, pe__node_name(on_node)); result = g_list_prepend(result, action); } } return result; } GList * find_actions_exact(GList *input, const char *key, const pe_node_t *on_node) { GList *result = NULL; CRM_CHECK(key != NULL, return NULL); if (on_node == NULL) { return NULL; } for (GList *gIter = input; gIter != NULL; gIter = gIter->next) { pe_action_t *action = (pe_action_t *) gIter->data; if ((action->node != NULL) && pcmk__str_eq(key, action->uuid, pcmk__str_casei) && pcmk__str_eq(on_node->details->id, action->node->details->id, pcmk__str_casei)) { crm_trace("Action %s on %s matches", key, pe__node_name(on_node)); result = g_list_prepend(result, action); } } return result; } /*! * \brief Find all actions of given type for a resource * * \param[in] rsc Resource to search * \param[in] node Find only actions scheduled on this node * \param[in] task Action name to search for * \param[in] require_node If TRUE, NULL node or action node will not match * * \return List of actions found (or NULL if none) * \note If node is not NULL and require_node is FALSE, matching actions * without a node will be assigned to node. */ GList * pe__resource_actions(const pe_resource_t *rsc, const pe_node_t *node, const char *task, bool require_node) { GList *result = NULL; char *key = pcmk__op_key(rsc->id, task, 0); if (require_node) { result = find_actions_exact(rsc->actions, key, node); } else { result = find_actions(rsc->actions, key, node); } free(key); return result; } /*! * \internal * \brief Create an action reason string based on the action itself * * \param[in] action Action to create reason string for * \param[in] flag Action flag that was cleared * * \return Newly allocated string suitable for use as action reason * \note It is the caller's responsibility to free() the result. */ char * pe__action2reason(const pe_action_t *action, enum pe_action_flags flag) { const char *change = NULL; switch (flag) { case pe_action_runnable: change = "unrunnable"; break; case pe_action_migrate_runnable: change = "unmigrateable"; break; case pe_action_optional: change = "required"; break; default: // Bug: caller passed unsupported flag CRM_CHECK(change != NULL, change = ""); break; } return crm_strdup_printf("%s%s%s %s", change, (action->rsc == NULL)? "" : " ", (action->rsc == NULL)? "" : action->rsc->id, action->task); } void pe_action_set_reason(pe_action_t *action, const char *reason, bool overwrite) { if (action->reason != NULL && overwrite) { pe_rsc_trace(action->rsc, "Changing %s reason from '%s' to '%s'", action->uuid, action->reason, pcmk__s(reason, "(none)")); } else if (action->reason == NULL) { pe_rsc_trace(action->rsc, "Set %s reason to '%s'", action->uuid, pcmk__s(reason, "(none)")); } else { // crm_assert(action->reason != NULL && !overwrite); return; } pcmk__str_update(&action->reason, reason); } /*! * \internal * \brief Create an action to clear a resource's history from CIB * * \param[in,out] rsc Resource to clear * \param[in] node Node to clear history on * \param[in,out] data_set Cluster working set * * \return New action to clear resource history */ pe_action_t * pe__clear_resource_history(pe_resource_t *rsc, const pe_node_t *node, pe_working_set_t *data_set) { char *key = NULL; CRM_ASSERT(rsc && node); key = pcmk__op_key(rsc->id, PCMK_ACTION_LRM_DELETE, 0); return custom_action(rsc, key, PCMK_ACTION_LRM_DELETE, node, FALSE, TRUE, data_set); } #define sort_return(an_int, why) do { \ free(a_uuid); \ free(b_uuid); \ crm_trace("%s (%d) %c %s (%d) : %s", \ a_xml_id, a_call_id, an_int>0?'>':an_int<0?'<':'=', \ b_xml_id, b_call_id, why); \ return an_int; \ } while(0) int pe__is_newer_op(const xmlNode *xml_a, const xmlNode *xml_b, bool same_node_default) { int a_call_id = -1; int b_call_id = -1; char *a_uuid = NULL; char *b_uuid = NULL; const char *a_xml_id = crm_element_value(xml_a, XML_ATTR_ID); const char *b_xml_id = crm_element_value(xml_b, XML_ATTR_ID); const char *a_node = crm_element_value(xml_a, XML_LRM_ATTR_TARGET); const char *b_node = crm_element_value(xml_b, XML_LRM_ATTR_TARGET); bool same_node = true; /* @COMPAT The on_node attribute was added to last_failure as of 1.1.13 (via * 8b3ca1c) and the other entries as of 1.1.12 (via 0b07b5c). * * In case that any of the lrm_rsc_op entries doesn't have on_node * attribute, we need to explicitly tell whether the two operations are on * the same node. */ if (a_node == NULL || b_node == NULL) { same_node = same_node_default; } else { same_node = pcmk__str_eq(a_node, b_node, pcmk__str_casei); } if (same_node && pcmk__str_eq(a_xml_id, b_xml_id, pcmk__str_none)) { /* We have duplicate lrm_rsc_op entries in the status * section which is unlikely to be a good thing * - we can handle it easily enough, but we need to get * to the bottom of why it's happening. */ pe_err("Duplicate lrm_rsc_op entries named %s", a_xml_id); sort_return(0, "duplicate"); } crm_element_value_int(xml_a, XML_LRM_ATTR_CALLID, &a_call_id); crm_element_value_int(xml_b, XML_LRM_ATTR_CALLID, &b_call_id); if (a_call_id == -1 && b_call_id == -1) { /* both are pending ops so it doesn't matter since * stops are never pending */ sort_return(0, "pending"); } else if (same_node && a_call_id >= 0 && a_call_id < b_call_id) { sort_return(-1, "call id"); } else if (same_node && b_call_id >= 0 && a_call_id > b_call_id) { sort_return(1, "call id"); } else if (a_call_id >= 0 && b_call_id >= 0 && (!same_node || a_call_id == b_call_id)) { /* * The op and last_failed_op are the same * Order on last-rc-change */ time_t last_a = -1; time_t last_b = -1; crm_element_value_epoch(xml_a, XML_RSC_OP_LAST_CHANGE, &last_a); crm_element_value_epoch(xml_b, XML_RSC_OP_LAST_CHANGE, &last_b); crm_trace("rc-change: %lld vs %lld", (long long) last_a, (long long) last_b); if (last_a >= 0 && last_a < last_b) { sort_return(-1, "rc-change"); } else if (last_b >= 0 && last_a > last_b) { sort_return(1, "rc-change"); } sort_return(0, "rc-change"); } else { /* One of the inputs is a pending operation * Attempt to use XML_ATTR_TRANSITION_MAGIC to determine its age relative to the other */ int a_id = -1; int b_id = -1; const char *a_magic = crm_element_value(xml_a, XML_ATTR_TRANSITION_MAGIC); const char *b_magic = crm_element_value(xml_b, XML_ATTR_TRANSITION_MAGIC); CRM_CHECK(a_magic != NULL && b_magic != NULL, sort_return(0, "No magic")); if (!decode_transition_magic(a_magic, &a_uuid, &a_id, NULL, NULL, NULL, NULL)) { sort_return(0, "bad magic a"); } if (!decode_transition_magic(b_magic, &b_uuid, &b_id, NULL, NULL, NULL, NULL)) { sort_return(0, "bad magic b"); } /* try to determine the relative age of the operation... * some pending operations (e.g. a start) may have been superseded * by a subsequent stop * * [a|b]_id == -1 means it's a shutdown operation and _always_ comes last */ if (!pcmk__str_eq(a_uuid, b_uuid, pcmk__str_casei) || a_id == b_id) { /* * some of the logic in here may be redundant... * * if the UUID from the TE doesn't match then one better * be a pending operation. * pending operations don't survive between elections and joins * because we query the LRM directly */ if (b_call_id == -1) { sort_return(-1, "transition + call"); } else if (a_call_id == -1) { sort_return(1, "transition + call"); } } else if ((a_id >= 0 && a_id < b_id) || b_id == -1) { sort_return(-1, "transition"); } else if ((b_id >= 0 && a_id > b_id) || a_id == -1) { sort_return(1, "transition"); } } /* we should never end up here */ CRM_CHECK(FALSE, sort_return(0, "default")); } gint sort_op_by_callid(gconstpointer a, gconstpointer b) { const xmlNode *xml_a = a; const xmlNode *xml_b = b; return pe__is_newer_op(xml_a, xml_b, true); } /*! * \internal * \brief Create a new pseudo-action for a resource * * \param[in,out] rsc Resource to create action for * \param[in] task Action name * \param[in] optional Whether action should be considered optional * \param[in] runnable Whethe action should be considered runnable * * \return New action object corresponding to arguments */ pe_action_t * pe__new_rsc_pseudo_action(pe_resource_t *rsc, const char *task, bool optional, bool runnable) { pe_action_t *action = NULL; CRM_ASSERT((rsc != NULL) && (task != NULL)); action = custom_action(rsc, pcmk__op_key(rsc->id, task, 0), task, NULL, optional, TRUE, rsc->cluster); pe__set_action_flags(action, pe_action_pseudo); if (runnable) { pe__set_action_flags(action, pe_action_runnable); } return action; } /*! * \internal * \brief Add the expected result to an action * * \param[in,out] action Action to add expected result to * \param[in] expected_result Expected result to add * * \note This is more efficient than calling add_hash_param(). */ void pe__add_action_expected_result(pe_action_t *action, int expected_result) { char *name = NULL; CRM_ASSERT((action != NULL) && (action->meta != NULL)); name = strdup(XML_ATTR_TE_TARGET_RC); CRM_ASSERT (name != NULL); g_hash_table_insert(action->meta, name, pcmk__itoa(expected_result)); } diff --git a/lib/pengine/pe_output.c b/lib/pengine/pe_output.c index d1c9f6e226..3ace95fd32 100644 --- a/lib/pengine/pe_output.c +++ b/lib/pengine/pe_output.c @@ -1,3107 +1,3110 @@ /* * Copyright 2019-2023 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 pe_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, XML_ATTR_DESC); } 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", "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] data_set Cluster working set * \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 pe_node_t *node, GList *rsc_list, pe_working_set_t *data_set, const char *attrname, int *expected_score) { GList *gIter = NULL; for (gIter = rsc_list; gIter != NULL; gIter = gIter->next) { pe_resource_t *rsc = (pe_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, data_set, attrname, expected_score)) { return true; } } if (!pcmk__strcase_any_of(type, "ping", "pingd", NULL)) { continue; } params = pe_rsc_params(rsc, node, data_set); 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; } static const char * get_cluster_stack(pe_working_set_t *data_set) { xmlNode *stack = get_xpath_object("//nvpair[@name='cluster-infrastructure']", data_set->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(pe_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; } static const char * get_node_feature_set(pe_node_t *node) { const char *feature_set = NULL; if (node->details->online && !pe__is_guest_or_remote_node(node)) { 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. */ if (feature_set == NULL) { feature_set = "<3.15.1"; } } return feature_set; } static bool is_mixed_version(pe_working_set_t *data_set) { const char *feature_set = NULL; for (GList *gIter = data_set->nodes; gIter != NULL; gIter = gIter->next) { pe_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(pe_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); } } PCMK__OUTPUT_ARGS("cluster-summary", "pe_working_set_t *", "enum pcmk_pacemakerd_state", "uint32_t", "uint32_t") static int cluster_summary(pcmk__output_t *out, va_list args) { pe_working_set_t *data_set = va_arg(args, pe_working_set_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(data_set); 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("//nvpair[@name='dc-version']", data_set->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(data_set->input, XML_ATTR_HAVE_QUORUM); char *dc_name = data_set->dc_node ? pe__node_display_name(data_set->dc_node, pcmk_is_set(show_opts, pcmk_show_node_id)) : NULL; bool mixed_version = is_mixed_version(data_set); PCMK__OUTPUT_LIST_HEADER(out, false, rc, "Cluster Summary"); out->message(out, "cluster-dc", data_set->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(data_set->input, XML_CIB_ATTR_WRITTEN); const char *user = crm_element_value(data_set->input, XML_ATTR_UPDATE_USER); const char *client = crm_element_value(data_set->input, XML_ATTR_UPDATE_CLIENT); const char *origin = crm_element_value(data_set->input, XML_ATTR_UPDATE_ORIG); PCMK__OUTPUT_LIST_HEADER(out, false, rc, "Cluster Summary"); out->message(out, "cluster-times", data_set->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(data_set->nodes), data_set->ninstances, data_set->disabled_resources, data_set->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", data_set); } PCMK__OUTPUT_LIST_FOOTER(out, rc); if (pcmk_is_set(section_opts, pcmk_section_maint_mode)) { if (out->message(out, "maint-mode", data_set->flags) == pcmk_rc_ok) { rc = pcmk_rc_ok; } } return rc; } PCMK__OUTPUT_ARGS("cluster-summary", "pe_working_set_t *", "enum pcmk_pacemakerd_state", "uint32_t", "uint32_t") static int cluster_summary_html(pcmk__output_t *out, va_list args) { pe_working_set_t *data_set = va_arg(args, pe_working_set_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(data_set); 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 (data_set->dc_node == NULL || pcmk_is_set(section_opts, pcmk_section_dc)) { xmlNode *dc_version = get_xpath_object("//nvpair[@name='dc-version']", data_set->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(data_set->input, XML_ATTR_HAVE_QUORUM); char *dc_name = data_set->dc_node ? pe__node_display_name(data_set->dc_node, pcmk_is_set(show_opts, pcmk_show_node_id)) : NULL; bool mixed_version = is_mixed_version(data_set); PCMK__OUTPUT_LIST_HEADER(out, false, rc, "Cluster Summary"); out->message(out, "cluster-dc", data_set->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(data_set->input, XML_CIB_ATTR_WRITTEN); const char *user = crm_element_value(data_set->input, XML_ATTR_UPDATE_USER); const char *client = crm_element_value(data_set->input, XML_ATTR_UPDATE_CLIENT); const char *origin = crm_element_value(data_set->input, XML_ATTR_UPDATE_ORIG); PCMK__OUTPUT_LIST_HEADER(out, false, rc, "Cluster Summary"); out->message(out, "cluster-times", data_set->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(data_set->nodes), data_set->ninstances, data_set->disabled_resources, data_set->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", data_set); } PCMK__OUTPUT_LIST_FOOTER(out, rc); if (pcmk_is_set(section_opts, pcmk_section_maint_mode)) { if (out->message(out, "maint-mode", data_set->flags) == pcmk_rc_ok) { rc = pcmk_rc_ok; } } return rc; } char * pe__node_display_name(pe_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 pe_resource_t *container = node->details->remote_rsc->container; const pe_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 " RSC_ROLE_PROMOTED_LEGACY_S " "; + return "as " PCMK__ROLE_PROMOTED_LEGACY " "; #else - return "in " RSC_ROLE_PROMOTED_S " role "; + return "in " PCMK__ROLE_PROMOTED " role "; #endif } return ""; } PCMK__OUTPUT_ARGS("ban", "pe_node_t *", "pe__location_t *", "uint32_t") static int ban_html(pcmk__output_t *out, va_list args) { pe_node_t *pe_node = va_arg(args, pe_node_t *); pe__location_t *location = va_arg(args, pe__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_lh->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", "pe_node_t *", "pe__location_t *", "uint32_t") static int ban_text(pcmk__output_t *out, va_list args) { pe_node_t *pe_node = va_arg(args, pe_node_t *); pe__location_t *location = va_arg(args, pe__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_lh->id, role_desc(location->role_filter), node_name); free(node_name); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("ban", "pe_node_t *", "pe__location_t *", "uint32_t") static int ban_xml(pcmk__output_t *out, va_list args) { pe_node_t *pe_node = va_arg(args, pe_node_t *); pe__location_t *location = va_arg(args, pe__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", "id", location->id, "resource", location->rsc_lh->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", "pe_working_set_t *", "const char *", "GList *", "uint32_t", "bool") static int ban_list(pcmk__output_t *out, va_list args) { pe_working_set_t *data_set = va_arg(args, pe_working_set_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 = data_set->placement_constraints; gIter != NULL; gIter = gIter->next) { pe__location_t *location = gIter->data; const pe_resource_t *rsc = location->rsc_lh; 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->node_list_rh; gIter2 != NULL; gIter2 = gIter2->next) { pe_node_t *node = (pe_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", "pe_node_t *", "const char *", "const char *", "char *", "int") static int cluster_dc_html(pcmk__output_t *out, va_list args) { pe_node_t *dc = va_arg(args, pe_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", "pe_node_t *", "const char *", "const char *", "char *", "int") static int cluster_dc_text(pcmk__output_t *out, va_list args) { pe_node_t *dc = va_arg(args, pe_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", "pe_node_t *", "const char *", "const char *", "char *", "int") static int cluster_dc_xml(pcmk__output_t *out, va_list args) { pe_node_t *dc = va_arg(args, pe_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", "version", dc_version_s ? dc_version_s : "", "name", dc->details->uname, "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, pe_flag_maintenance_mode)) { 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, pe_flag_stop_everything)) { 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", "pe_working_set_t *") static int cluster_options_html(pcmk__output_t *out, va_list args) { pe_working_set_t *data_set = va_arg(args, pe_working_set_t *); out->list_item(out, NULL, "STONITH of failed nodes %s", pcmk_is_set(data_set->flags, pe_flag_stonith_enabled) ? "enabled" : "disabled"); out->list_item(out, NULL, "Cluster is %s", pcmk_is_set(data_set->flags, pe_flag_symmetric_cluster) ? "symmetric" : "asymmetric"); switch (data_set->no_quorum_policy) { case no_quorum_freeze: out->list_item(out, NULL, "No quorum policy: Freeze resources"); break; case no_quorum_stop: out->list_item(out, NULL, "No quorum policy: Stop ALL resources"); break; case no_quorum_demote: out->list_item(out, NULL, "No quorum policy: Demote promotable " "resources and stop all other resources"); break; case no_quorum_ignore: out->list_item(out, NULL, "No quorum policy: Ignore"); break; case no_quorum_suicide: out->list_item(out, NULL, "No quorum policy: Suicide"); break; } if (pcmk_is_set(data_set->flags, pe_flag_maintenance_mode)) { 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(data_set->flags, pe_flag_stop_everything)) { 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", "pe_working_set_t *") static int cluster_options_log(pcmk__output_t *out, va_list args) { pe_working_set_t *data_set = va_arg(args, pe_working_set_t *); if (pcmk_is_set(data_set->flags, pe_flag_maintenance_mode)) { return out->info(out, "Resource management is DISABLED. The cluster will not attempt to start, stop or recover services."); } else if (pcmk_is_set(data_set->flags, pe_flag_stop_everything)) { 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", "pe_working_set_t *") static int cluster_options_text(pcmk__output_t *out, va_list args) { pe_working_set_t *data_set = va_arg(args, pe_working_set_t *); out->list_item(out, NULL, "STONITH of failed nodes %s", pcmk_is_set(data_set->flags, pe_flag_stonith_enabled) ? "enabled" : "disabled"); out->list_item(out, NULL, "Cluster is %s", pcmk_is_set(data_set->flags, pe_flag_symmetric_cluster) ? "symmetric" : "asymmetric"); switch (data_set->no_quorum_policy) { case no_quorum_freeze: out->list_item(out, NULL, "No quorum policy: Freeze resources"); break; case no_quorum_stop: out->list_item(out, NULL, "No quorum policy: Stop ALL resources"); break; case no_quorum_demote: out->list_item(out, NULL, "No quorum policy: Demote promotable " "resources and stop all other resources"); break; case no_quorum_ignore: out->list_item(out, NULL, "No quorum policy: Ignore"); break; case no_quorum_suicide: out->list_item(out, NULL, "No quorum policy: Suicide"); break; } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("cluster-options", "pe_working_set_t *") static int cluster_options_xml(pcmk__output_t *out, va_list args) { pe_working_set_t *data_set = va_arg(args, pe_working_set_t *); const char *no_quorum_policy = NULL; char *stonith_timeout_str = pcmk__itoa(data_set->stonith_timeout); char *priority_fencing_delay_str = pcmk__itoa(data_set->priority_fencing_delay * 1000); switch (data_set->no_quorum_policy) { case no_quorum_freeze: no_quorum_policy = "freeze"; break; case no_quorum_stop: no_quorum_policy = "stop"; break; case no_quorum_demote: no_quorum_policy = "demote"; break; case no_quorum_ignore: no_quorum_policy = "ignore"; break; case no_quorum_suicide: no_quorum_policy = "suicide"; break; } pcmk__output_create_xml_node(out, "cluster_options", "stonith-enabled", pcmk__btoa(pcmk_is_set(data_set->flags, pe_flag_stonith_enabled)), "symmetric-cluster", pcmk__btoa(pcmk_is_set(data_set->flags, pe_flag_symmetric_cluster)), "no-quorum-policy", no_quorum_policy, "maintenance-mode", pcmk__btoa(pcmk_is_set(data_set->flags, pe_flag_maintenance_mode)), "stop-all-resources", pcmk__btoa(pcmk_is_set(data_set->flags, pe_flag_stop_everything)), "stonith-timeout-ms", stonith_timeout_str, "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 = "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", "pe_working_set_t *", "GList *", "GList *", "uint32_t", "bool") static int failed_action_list(pcmk__output_t *out, va_list args) { pe_working_set_t *data_set = va_arg(args, pe_working_set_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(data_set->failed) == 0) { return rc; } for (xml_op = pcmk__xml_first_child(data_set->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(pe_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", "pe_node_t *", "uint32_t", "bool", "GList *", "GList *") static int node_html(pcmk__output_t *out, va_list args) { pe_node_t *node = va_arg(args, pe_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) { pe_resource_t *rsc = (pe_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 pe_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", "pe_node_t *", "uint32_t", "bool", "GList *", "GList *") static int node_text(pcmk__output_t *out, va_list args) { pe_node_t *node = va_arg(args, pe_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) { pe_resource_t *rsc = (pe_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", "pe_node_t *", "uint32_t", "bool", "GList *", "GList *") static int node_xml(pcmk__output_t *out, va_list args) { pe_node_t *node = va_arg(args, pe_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 node_member: node_type = "member"; break; case node_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, "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) { pe_resource_t *rsc = (pe_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", "pe_working_set_t *", "xmlNodePtr") static int node_and_op(pcmk__output_t *out, va_list args) { pe_working_set_t *data_set = va_arg(args, pe_working_set_t *); xmlNodePtr xml_op = va_arg(args, xmlNodePtr); pe_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(data_set->resources, op_rsc); if (rsc) { const pe_node_t *node = pe__current_node(rsc); const char *target_role = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_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", "pe_working_set_t *", "xmlNodePtr") static int node_and_op_xml(pcmk__output_t *out, va_list args) { pe_working_set_t *data_set = va_arg(args, pe_working_set_t *); xmlNodePtr xml_op = va_arg(args, xmlNodePtr); pe_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(data_set->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", "pe_working_set_t *", "uint32_t", "bool", "GList *", "GList *") static int node_attribute_list(pcmk__output_t *out, va_list args) { pe_working_set_t *data_set = va_arg(args, pe_working_set_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 = data_set->nodes; gIter != NULL; gIter = gIter->next) { pe_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, data_set, 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 pe_node_t *", "const char *") static int node_capacity(pcmk__output_t *out, va_list args) { const pe_node_t *node = va_arg(args, pe_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 pe_node_t *", "const char *") static int node_capacity_xml(pcmk__output_t *out, va_list args) { const pe_node_t *node = va_arg(args, pe_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", "pe_working_set_t *", "pe_node_t *", "xmlNodePtr", "GList *", "GList *", "uint32_t", "uint32_t") static int node_history_list(pcmk__output_t *out, va_list args) { pe_working_set_t *data_set = va_arg(args, pe_working_set_t *); pe_node_t *node = va_arg(args, pe_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, XML_ATTR_ID); pe_resource_t *rsc = pe_find_resource(data_set->resources, rsc_id); const pe_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 == pe_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, pe_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); pe_resource_t *rsc = pe_find_resource(data_set->resources, crm_element_value(rsc_entry, XML_ATTR_ID)); if (op_list == NULL) { 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-operation-list", data_set, 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) { pe_node_t *node = (pe_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) { pe_node_t *node = (pe_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) { pe_node_t *node = (pe_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", "pe_working_set_t *", "GList *", "GList *", "uint32_t", "uint32_t", "bool") static int node_summary(pcmk__output_t *out, va_list args) { pe_working_set_t *data_set = va_arg(args, pe_working_set_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(data_set->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)) { pe_node_t *node = pe_find_node_id(data_set->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", data_set, 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 pe_resource_t *", "const char *", "const char *", "const char *") static int node_weight(pcmk__output_t *out, va_list args) { const pe_resource_t *rsc = va_arg(args, const pe_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 pe_resource_t *", "const char *", "const char *", "const char *") static int node_weight_xml(pcmk__output_t *out, va_list args) { const pe_resource_t *rsc = va_arg(args, const pe_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, "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", "pe_resource_t *", "pe_node_t *", "const char *") static int promotion_score(pcmk__output_t *out, va_list args) { pe_resource_t *child_rsc = va_arg(args, pe_resource_t *); pe_node_t *chosen = va_arg(args, pe_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", "pe_resource_t *", "pe_node_t *", "const char *") static int promotion_score_xml(pcmk__output_t *out, va_list args) { pe_resource_t *child_rsc = va_arg(args, pe_resource_t *); pe_node_t *chosen = va_arg(args, pe_node_t *); const char *score = va_arg(args, const char *); xmlNodePtr node = pcmk__output_create_xml_node(out, "promotion_score", "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", "pe_resource_t *", "bool") static int resource_config(pcmk__output_t *out, va_list args) { pe_resource_t *rsc = va_arg(args, pe_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", "pe_resource_t *", "bool") static int resource_config_text(pcmk__output_t *out, va_list args) { pe_resource_t *rsc = va_arg(args, pe_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", "pe_resource_t *", "const char *", "bool", "int", "time_t", "bool") static int resource_history_text(pcmk__output_t *out, va_list args) { pe_resource_t *rsc = va_arg(args, pe_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", "pe_resource_t *", "const char *", "bool", "int", "time_t", "bool") static int resource_history_xml(pcmk__output_t *out, va_list args) { pe_resource_t *rsc = va_arg(args, pe_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", "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", "pe_working_set_t *", "uint32_t", "bool", "GList *", "GList *", "bool") static int resource_list(pcmk__output_t *out, va_list args) { pe_working_set_t *data_set = va_arg(args, pe_working_set_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(data_set->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 = data_set->resources; rsc_iter != NULL; rsc_iter = rsc_iter->next) { pe_resource_t *rsc = (pe_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, pe_rsc_orphan) && !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 == pe_native)) { 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", "pe_working_set_t *", "pe_resource_t *", "pe_node_t *", "GList *", "uint32_t") static int resource_operation_list(pcmk__output_t *out, va_list args) { pe_working_set_t *data_set G_GNUC_UNUSED = va_arg(args, pe_working_set_t *); pe_resource_t *rsc = va_arg(args, pe_resource_t *); pe_node_t *node = va_arg(args, pe_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, pe_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", "pe_resource_t *", "pe_node_t *", "const char *") static int resource_util(pcmk__output_t *out, va_list args) { pe_resource_t *rsc = va_arg(args, pe_resource_t *); pe_node_t *node = va_arg(args, pe_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", "pe_resource_t *", "pe_node_t *", "const char *") static int resource_util_xml(pcmk__output_t *out, va_list args) { pe_resource_t *rsc = va_arg(args, pe_resource_t *); pe_node_t *node = va_arg(args, pe_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", "pe_ticket_t *") static int ticket_html(pcmk__output_t *out, va_list args) { pe_ticket_t *ticket = va_arg(args, pe_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", "pe_ticket_t *") static int ticket_text(pcmk__output_t *out, va_list args) { pe_ticket_t *ticket = va_arg(args, pe_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", "pe_ticket_t *") static int ticket_xml(pcmk__output_t *out, va_list args) { pe_ticket_t *ticket = va_arg(args, pe_ticket_t *); xmlNodePtr node = NULL; node = pcmk__output_create_xml_node(out, "ticket", "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", "pe_working_set_t *", "bool") static int ticket_list(pcmk__output_t *out, va_list args) { pe_working_set_t *data_set = va_arg(args, pe_working_set_t *); bool print_spacer = va_arg(args, int); GHashTableIter iter; gpointer key, value; if (g_hash_table_size(data_set->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, data_set->tickets); while (g_hash_table_iter_next(&iter, &key, &value)) { pe_ticket_t *ticket = (pe_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/tools/crm_resource.h b/tools/crm_resource.h index dcd6c3d7ab..0aeae827d0 100644 --- a/tools/crm_resource.h +++ b/tools/crm_resource.h @@ -1,121 +1,122 @@ /* * Copyright 2004-2023 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 #include #include #define ATTR_SET_ELEMENT "attr_set_element" typedef struct node_info_s { const char *node_name; bool promoted; } node_info_t; enum resource_check_flags { rsc_remain_stopped = (1 << 0), rsc_unpromotable = (1 << 1), rsc_unmanaged = (1 << 2), rsc_locked = (1 << 3), rsc_node_health = (1 << 4), }; typedef struct resource_checks_s { pe_resource_t *rsc; // Resource being checked uint32_t flags; // Group of enum resource_check_flags const char *lock_node; // Node that resource is shutdown-locked to, if any } resource_checks_t; resource_checks_t *cli_check_resource(pe_resource_t *rsc, char *role_s, char *managed); /* ban */ int cli_resource_prefer(pcmk__output_t *out, const char *rsc_id, const char *host, const char *move_lifetime, cib_t * cib_conn, int cib_options, gboolean promoted_role_only); int cli_resource_ban(pcmk__output_t *out, const char *rsc_id, const char *host, const char *move_lifetime, GList *allnodes, cib_t * cib_conn, int cib_options, gboolean promoted_role_only); int cli_resource_clear(const char *rsc_id, const char *host, GList *allnodes, cib_t * cib_conn, int cib_options, bool clear_ban_constraints, gboolean force); int cli_resource_clear_all_expired(xmlNode *root, cib_t *cib_conn, int cib_options, const char *rsc, const char *node, gboolean promoted_role_only); /* print */ void cli_resource_print_cts(pe_resource_t * rsc, pcmk__output_t *out); void cli_resource_print_cts_constraints(pe_working_set_t * data_set); int cli_resource_print(pe_resource_t *rsc, pe_working_set_t *data_set, bool expanded); int cli_resource_print_operations(const char *rsc_id, const char *host_uname, bool active, pe_working_set_t * data_set); /* runtime */ int cli_resource_check(pcmk__output_t *out, pe_resource_t *rsc, pe_node_t *node); int cli_resource_fail(pcmk_ipc_api_t *controld_api, const char *host_uname, const char *rsc_id, pe_working_set_t *data_set); GList *cli_resource_search(pe_resource_t *rsc, const char *requested_name, pe_working_set_t *data_set); int cli_resource_delete(pcmk_ipc_api_t *controld_api, const char *host_uname, const pe_resource_t *rsc, const char *operation, const char *interval_spec, bool just_failures, pe_working_set_t *data_set, gboolean force); int cli_cleanup_all(pcmk_ipc_api_t *controld_api, const char *node_name, const char *operation, const char *interval_spec, pe_working_set_t *data_set); int cli_resource_restart(pcmk__output_t *out, pe_resource_t *rsc, const pe_node_t *node, const char *move_lifetime, int timeout_ms, cib_t *cib, int cib_options, gboolean promoted_role_only, gboolean force); int cli_resource_move(const pe_resource_t *rsc, const char *rsc_id, const char *host_name, const char *move_lifetime, cib_t *cib, int cib_options, pe_working_set_t *data_set, gboolean promoted_role_only, gboolean force); 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); crm_exit_t cli_resource_execute(pe_resource_t *rsc, const char *requested_name, const char *rsc_action, GHashTable *override_hash, int timeout_ms, cib_t *cib, pe_working_set_t *data_set, int resource_verbose, gboolean force, int check_level); int cli_resource_update_attribute(pe_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); int cli_resource_delete_attribute(pe_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); int update_working_set_xml(pe_working_set_t *data_set, xmlNode **xml); int wait_till_stable(pcmk__output_t *out, int timeout_ms, cib_t * cib); bool resource_is_running_on(pe_resource_t *rsc, const char *host); void crm_resource_register_messages(pcmk__output_t *out); diff --git a/tools/crm_resource_ban.c b/tools/crm_resource_ban.c index b1edac8504..9b4954f986 100644 --- a/tools/crm_resource_ban.c +++ b/tools/crm_resource_ban.c @@ -1,505 +1,505 @@ /* - * Copyright 2004-2021 the Pacemaker project contributors + * Copyright 2004-2023 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 static char * parse_cli_lifetime(pcmk__output_t *out, const char *move_lifetime) { char *later_s = NULL; crm_time_t *now = NULL; crm_time_t *later = NULL; crm_time_t *duration = NULL; if (move_lifetime == NULL) { return NULL; } duration = crm_time_parse_duration(move_lifetime); if (duration == NULL) { out->err(out, "Invalid duration specified: %s\n" "Please refer to https://en.wikipedia.org/wiki/ISO_8601#Durations " "for examples of valid durations", move_lifetime); return NULL; } now = crm_time_new(NULL); later = crm_time_add(now, duration); if (later == NULL) { out->err(out, "Unable to add %s to current time\n" "Please report to " PACKAGE_BUGREPORT " as possible bug", move_lifetime); crm_time_free(now); crm_time_free(duration); return NULL; } crm_time_log(LOG_INFO, "now ", now, crm_time_log_date | crm_time_log_timeofday | crm_time_log_with_timezone); crm_time_log(LOG_INFO, "later ", later, crm_time_log_date | crm_time_log_timeofday | crm_time_log_with_timezone); crm_time_log(LOG_INFO, "duration", duration, crm_time_log_date | crm_time_log_timeofday); later_s = crm_time_as_string(later, crm_time_log_date | crm_time_log_timeofday | crm_time_log_with_timezone); out->info(out, "Migration will take effect until: %s", later_s); crm_time_free(duration); crm_time_free(later); crm_time_free(now); return later_s; } static const char * promoted_role_name(void) { /* This is a judgment call for what string to use. @TODO Ideally we'd * use the legacy string if the DC only supports that, and the new one * otherwise. Basing it on --enable-compat-2.0 is a decent guess. */ #ifdef PCMK__COMPAT_2_0 - return RSC_ROLE_PROMOTED_LEGACY_S; + return PCMK__ROLE_PROMOTED_LEGACY; #else - return RSC_ROLE_PROMOTED_S; + return PCMK__ROLE_PROMOTED; #endif } // \return Standard Pacemaker return code int cli_resource_ban(pcmk__output_t *out, const char *rsc_id, const char *host, const char *move_lifetime, GList *allnodes, cib_t * cib_conn, int cib_options, gboolean promoted_role_only) { char *later_s = NULL; int rc = pcmk_rc_ok; xmlNode *fragment = NULL; xmlNode *location = NULL; if(host == NULL) { GList *n = allnodes; for(; n && rc == pcmk_rc_ok; n = n->next) { pe_node_t *target = n->data; rc = cli_resource_ban(out, rsc_id, target->details->uname, move_lifetime, NULL, cib_conn, cib_options, promoted_role_only); } return rc; } later_s = parse_cli_lifetime(out, move_lifetime); if(move_lifetime && later_s == NULL) { return EINVAL; } fragment = create_xml_node(NULL, XML_CIB_TAG_CONSTRAINTS); location = create_xml_node(fragment, XML_CONS_TAG_RSC_LOCATION); crm_xml_set_id(location, "cli-ban-%s-on-%s", rsc_id, host); out->info(out, "WARNING: Creating rsc_location constraint '%s' with a " "score of -INFINITY for resource %s on %s.\n\tThis will " "prevent %s from %s on %s until the constraint is removed " "using the clear option or by editing the CIB with an " "appropriate tool\n\tThis will be the case even if %s " "is the last node in the cluster", ID(location), rsc_id, host, rsc_id, (promoted_role_only? "being promoted" : "running"), host, host); crm_xml_add(location, XML_LOC_ATTR_SOURCE, rsc_id); if(promoted_role_only) { crm_xml_add(location, XML_RULE_ATTR_ROLE, promoted_role_name()); } else { - crm_xml_add(location, XML_RULE_ATTR_ROLE, RSC_ROLE_STARTED_S); + crm_xml_add(location, XML_RULE_ATTR_ROLE, PCMK__ROLE_STARTED); } if (later_s == NULL) { /* Short form */ crm_xml_add(location, XML_CIB_TAG_NODE, host); crm_xml_add(location, XML_RULE_ATTR_SCORE, CRM_MINUS_INFINITY_S); } else { xmlNode *rule = create_xml_node(location, XML_TAG_RULE); xmlNode *expr = create_xml_node(rule, XML_TAG_EXPRESSION); crm_xml_set_id(rule, "cli-ban-%s-on-%s-rule", rsc_id, host); crm_xml_add(rule, XML_RULE_ATTR_SCORE, CRM_MINUS_INFINITY_S); crm_xml_add(rule, XML_RULE_ATTR_BOOLEAN_OP, "and"); crm_xml_set_id(expr, "cli-ban-%s-on-%s-expr", rsc_id, host); crm_xml_add(expr, XML_EXPR_ATTR_ATTRIBUTE, CRM_ATTR_UNAME); crm_xml_add(expr, XML_EXPR_ATTR_OPERATION, "eq"); crm_xml_add(expr, XML_EXPR_ATTR_VALUE, host); crm_xml_add(expr, XML_EXPR_ATTR_TYPE, "string"); expr = create_xml_node(rule, "date_expression"); crm_xml_set_id(expr, "cli-ban-%s-on-%s-lifetime", rsc_id, host); crm_xml_add(expr, "operation", "lt"); crm_xml_add(expr, "end", later_s); } crm_log_xml_notice(fragment, "Modify"); rc = cib_conn->cmds->modify(cib_conn, XML_CIB_TAG_CONSTRAINTS, fragment, cib_options); rc = pcmk_legacy2rc(rc); free_xml(fragment); free(later_s); return rc; } // \return Standard Pacemaker return code int cli_resource_prefer(pcmk__output_t *out,const char *rsc_id, const char *host, const char *move_lifetime, cib_t * cib_conn, int cib_options, gboolean promoted_role_only) { char *later_s = parse_cli_lifetime(out, move_lifetime); int rc = pcmk_rc_ok; xmlNode *location = NULL; xmlNode *fragment = NULL; if(move_lifetime && later_s == NULL) { return EINVAL; } if(cib_conn == NULL) { free(later_s); return ENOTCONN; } fragment = create_xml_node(NULL, XML_CIB_TAG_CONSTRAINTS); location = create_xml_node(fragment, XML_CONS_TAG_RSC_LOCATION); crm_xml_set_id(location, "cli-prefer-%s", rsc_id); crm_xml_add(location, XML_LOC_ATTR_SOURCE, rsc_id); if(promoted_role_only) { crm_xml_add(location, XML_RULE_ATTR_ROLE, promoted_role_name()); } else { - crm_xml_add(location, XML_RULE_ATTR_ROLE, RSC_ROLE_STARTED_S); + crm_xml_add(location, XML_RULE_ATTR_ROLE, PCMK__ROLE_STARTED); } if (later_s == NULL) { /* Short form */ crm_xml_add(location, XML_CIB_TAG_NODE, host); crm_xml_add(location, XML_RULE_ATTR_SCORE, CRM_INFINITY_S); } else { xmlNode *rule = create_xml_node(location, XML_TAG_RULE); xmlNode *expr = create_xml_node(rule, XML_TAG_EXPRESSION); crm_xml_set_id(rule, "cli-prefer-rule-%s", rsc_id); crm_xml_add(rule, XML_RULE_ATTR_SCORE, CRM_INFINITY_S); crm_xml_add(rule, XML_RULE_ATTR_BOOLEAN_OP, "and"); crm_xml_set_id(expr, "cli-prefer-expr-%s", rsc_id); crm_xml_add(expr, XML_EXPR_ATTR_ATTRIBUTE, CRM_ATTR_UNAME); crm_xml_add(expr, XML_EXPR_ATTR_OPERATION, "eq"); crm_xml_add(expr, XML_EXPR_ATTR_VALUE, host); crm_xml_add(expr, XML_EXPR_ATTR_TYPE, "string"); expr = create_xml_node(rule, "date_expression"); crm_xml_set_id(expr, "cli-prefer-lifetime-end-%s", rsc_id); crm_xml_add(expr, "operation", "lt"); crm_xml_add(expr, "end", later_s); } crm_log_xml_info(fragment, "Modify"); rc = cib_conn->cmds->modify(cib_conn, XML_CIB_TAG_CONSTRAINTS, fragment, cib_options); rc = pcmk_legacy2rc(rc); free_xml(fragment); free(later_s); return rc; } /* Nodes can be specified two different ways in the CIB, so we have two different * functions to try clearing out any constraints on them: * * (1) The node could be given by attribute=/value= in an expression XML node. * That's what resource_clear_node_in_expr handles. That XML looks like this: * * * * * * * * * (2) The mode could be given by node= in an rsc_location XML node. That's * what resource_clear_node_in_location handles. That XML looks like this: * * * * \return Standard Pacemaker return code */ static int resource_clear_node_in_expr(const char *rsc_id, const char *host, cib_t * cib_conn, int cib_options) { int rc = pcmk_rc_ok; char *xpath_string = NULL; #define XPATH_FMT \ "//" XML_CONS_TAG_RSC_LOCATION "[@" XML_ATTR_ID "='cli-prefer-%s']" \ "[" XML_TAG_RULE \ "[@" XML_ATTR_ID "='cli-prefer-rule-%s']" \ "/" XML_TAG_EXPRESSION \ "[@" XML_EXPR_ATTR_ATTRIBUTE "='#uname' " \ "and @" XML_EXPR_ATTR_VALUE "='%s']" \ "]" xpath_string = crm_strdup_printf(XPATH_FMT, rsc_id, rsc_id, host); rc = cib_conn->cmds->remove(cib_conn, xpath_string, NULL, cib_xpath | cib_options); if (rc == -ENXIO) { rc = pcmk_rc_ok; } else { rc = pcmk_legacy2rc(rc); } free(xpath_string); return rc; } // \return Standard Pacemaker return code static int resource_clear_node_in_location(const char *rsc_id, const char *host, cib_t * cib_conn, int cib_options, bool clear_ban_constraints, gboolean force) { int rc = pcmk_rc_ok; xmlNode *fragment = NULL; xmlNode *location = NULL; fragment = create_xml_node(NULL, XML_CIB_TAG_CONSTRAINTS); if (clear_ban_constraints == TRUE) { location = create_xml_node(fragment, XML_CONS_TAG_RSC_LOCATION); crm_xml_set_id(location, "cli-ban-%s-on-%s", rsc_id, host); } location = create_xml_node(fragment, XML_CONS_TAG_RSC_LOCATION); crm_xml_set_id(location, "cli-prefer-%s", rsc_id); if (force == FALSE) { crm_xml_add(location, XML_CIB_TAG_NODE, host); } crm_log_xml_info(fragment, "Delete"); rc = cib_conn->cmds->remove(cib_conn, XML_CIB_TAG_CONSTRAINTS, fragment, cib_options); if (rc == -ENXIO) { rc = pcmk_rc_ok; } else { rc = pcmk_legacy2rc(rc); } free_xml(fragment); return rc; } // \return Standard Pacemaker return code int cli_resource_clear(const char *rsc_id, const char *host, GList *allnodes, cib_t * cib_conn, int cib_options, bool clear_ban_constraints, gboolean force) { int rc = pcmk_rc_ok; if(cib_conn == NULL) { return ENOTCONN; } if (host) { rc = resource_clear_node_in_expr(rsc_id, host, cib_conn, cib_options); /* rc does not tell us whether the previous operation did anything, only * whether it failed or not. Thus, as long as it did not fail, we need * to try the second clear method. */ if (rc == pcmk_rc_ok) { rc = resource_clear_node_in_location(rsc_id, host, cib_conn, cib_options, clear_ban_constraints, force); } } else { GList *n = allnodes; /* Iterate over all nodes, attempting to clear the constraint from each. * On the first error, abort. */ for(; n; n = n->next) { pe_node_t *target = n->data; rc = cli_resource_clear(rsc_id, target->details->uname, NULL, cib_conn, cib_options, clear_ban_constraints, force); if (rc != pcmk_rc_ok) { break; } } } return rc; } static void build_clear_xpath_string(GString *buf, const xmlNode *constraint_node, const char *rsc, const char *node, bool promoted_role_only) { const char *cons_id = ID(constraint_node); const char *cons_rsc = crm_element_value(constraint_node, XML_LOC_ATTR_SOURCE); GString *rsc_role_substr = NULL; CRM_ASSERT(buf != NULL); g_string_truncate(buf, 0); if (!pcmk__starts_with(cons_id, "cli-ban-") && !pcmk__starts_with(cons_id, "cli-prefer-")) { return; } g_string_append(buf, "//" XML_CONS_TAG_RSC_LOCATION); if ((node != NULL) || (rsc != NULL) || promoted_role_only) { g_string_append_c(buf, '['); if (node != NULL) { pcmk__g_strcat(buf, "@" XML_CIB_TAG_NODE "='", node, "'", NULL); if (promoted_role_only || (rsc != NULL)) { g_string_append(buf, " and "); } } if ((rsc != NULL) && promoted_role_only) { rsc_role_substr = g_string_sized_new(64); pcmk__g_strcat(rsc_role_substr, "@" XML_LOC_ATTR_SOURCE "='", rsc, "' " "and @" XML_RULE_ATTR_ROLE "='", promoted_role_name(), "'", NULL); } else if (rsc != NULL) { rsc_role_substr = g_string_sized_new(64); pcmk__g_strcat(rsc_role_substr, "@" XML_LOC_ATTR_SOURCE "='", rsc, "'", NULL); } else if (promoted_role_only) { rsc_role_substr = g_string_sized_new(64); pcmk__g_strcat(rsc_role_substr, "@" XML_RULE_ATTR_ROLE "='", promoted_role_name(), "'", NULL); } if (rsc_role_substr != NULL) { g_string_append(buf, rsc_role_substr->str); } g_string_append_c(buf, ']'); } if (node != NULL) { g_string_append(buf, "|//" XML_CONS_TAG_RSC_LOCATION); if (rsc_role_substr != NULL) { pcmk__g_strcat(buf, "[", rsc_role_substr, "]", NULL); } pcmk__g_strcat(buf, "/" XML_TAG_RULE "[" XML_TAG_EXPRESSION "[@" XML_EXPR_ATTR_ATTRIBUTE "='" CRM_ATTR_UNAME "' " "and @" XML_EXPR_ATTR_VALUE "='", node, "']]", NULL); } g_string_append(buf, "//" PCMK_XE_DATE_EXPRESSION "[@" XML_ATTR_ID "='"); if (pcmk__starts_with(cons_id, "cli-ban-")) { pcmk__g_strcat(buf, cons_id, "-lifetime']", NULL); } else { // starts with "cli-prefer-" pcmk__g_strcat(buf, "cli-prefer-lifetime-end-", cons_rsc, "']", NULL); } if (rsc_role_substr != NULL) { g_string_free(rsc_role_substr, TRUE); } } // \return Standard Pacemaker return code int cli_resource_clear_all_expired(xmlNode *root, cib_t *cib_conn, int cib_options, const char *rsc, const char *node, gboolean promoted_role_only) { GString *buf = NULL; xmlXPathObject *xpathObj = NULL; xmlNode *cib_constraints = NULL; crm_time_t *now = crm_time_new(NULL); int i; int rc = pcmk_rc_ok; cib_constraints = pcmk_find_cib_element(root, XML_CIB_TAG_CONSTRAINTS); xpathObj = xpath_search(cib_constraints, "//" XML_CONS_TAG_RSC_LOCATION); for (i = 0; i < numXpathResults(xpathObj); i++) { xmlNode *constraint_node = getXpathResult(xpathObj, i); xmlNode *date_expr_node = NULL; crm_time_t *end = NULL; if (buf == NULL) { buf = g_string_sized_new(1024); } build_clear_xpath_string(buf, constraint_node, rsc, node, promoted_role_only); if (buf->len == 0) { continue; } date_expr_node = get_xpath_object((const char *) buf->str, constraint_node, LOG_DEBUG); if (date_expr_node == NULL) { continue; } /* And then finally, see if the date expression is expired. If so, * clear the constraint. */ end = crm_time_new(crm_element_value(date_expr_node, "end")); if (crm_time_compare(now, end) == 1) { xmlNode *fragment = NULL; xmlNode *location = NULL; fragment = create_xml_node(NULL, XML_CIB_TAG_CONSTRAINTS); location = create_xml_node(fragment, XML_CONS_TAG_RSC_LOCATION); crm_xml_set_id(location, "%s", ID(constraint_node)); crm_log_xml_info(fragment, "Delete"); rc = cib_conn->cmds->remove(cib_conn, XML_CIB_TAG_CONSTRAINTS, fragment, cib_options); rc = pcmk_legacy2rc(rc); if (rc != pcmk_rc_ok) { goto done; } free_xml(fragment); } crm_time_free(end); } done: if (buf != NULL) { g_string_free(buf, TRUE); } freeXpathObject(xpathObj); crm_time_free(now); return rc; } diff --git a/tools/crm_resource_print.c b/tools/crm_resource_print.c index 0391ba871c..986be73579 100644 --- a/tools/crm_resource_print.c +++ b/tools/crm_resource_print.c @@ -1,819 +1,819 @@ /* * Copyright 2004-2023 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 #define cons_string(x) x?x:"NA" static int print_constraint(xmlNode *xml_obj, void *userdata) { pe_working_set_t *data_set = (pe_working_set_t *) userdata; pcmk__output_t *out = data_set->priv; xmlNode *lifetime = NULL; const char *id = crm_element_value(xml_obj, XML_ATTR_ID); if (id == NULL) { return pcmk_rc_ok; } // @COMPAT lifetime is deprecated lifetime = first_named_child(xml_obj, "lifetime"); if (pe_evaluate_rules(lifetime, NULL, data_set->now, NULL) == FALSE) { return pcmk_rc_ok; } if (!pcmk__xe_is(xml_obj, XML_CONS_TAG_RSC_DEPEND)) { return pcmk_rc_ok; } out->info(out, "Constraint %s %s %s %s %s %s %s", xml_obj->name, cons_string(crm_element_value(xml_obj, XML_ATTR_ID)), cons_string(crm_element_value(xml_obj, XML_COLOC_ATTR_SOURCE)), cons_string(crm_element_value(xml_obj, XML_COLOC_ATTR_TARGET)), cons_string(crm_element_value(xml_obj, XML_RULE_ATTR_SCORE)), cons_string(crm_element_value(xml_obj, XML_COLOC_ATTR_SOURCE_ROLE)), cons_string(crm_element_value(xml_obj, XML_COLOC_ATTR_TARGET_ROLE))); return pcmk_rc_ok; } void cli_resource_print_cts_constraints(pe_working_set_t * data_set) { pcmk__xe_foreach_child(pcmk_find_cib_element(data_set->input, XML_CIB_TAG_CONSTRAINTS), NULL, print_constraint, data_set); } void cli_resource_print_cts(pe_resource_t * rsc, pcmk__output_t *out) { const char *host = NULL; bool needs_quorum = TRUE; const char *rtype = crm_element_value(rsc->xml, XML_ATTR_TYPE); const char *rprov = crm_element_value(rsc->xml, XML_AGENT_ATTR_PROVIDER); const char *rclass = crm_element_value(rsc->xml, XML_AGENT_ATTR_CLASS); pe_node_t *node = pe__current_node(rsc); if (pcmk__str_eq(rclass, PCMK_RESOURCE_CLASS_STONITH, pcmk__str_casei)) { needs_quorum = FALSE; } else { // @TODO check requires in resource meta-data and rsc_defaults } if (node != NULL) { host = node->details->uname; } out->info(out, "Resource: %s %s %s %s %s %s %s %s %d %lld %#.16llx", rsc->xml->name, rsc->id, rsc->clone_name ? rsc->clone_name : rsc->id, rsc->parent ? rsc->parent->id : "NA", rprov ? rprov : "NA", rclass, rtype, host ? host : "NA", needs_quorum, rsc->flags, rsc->flags); g_list_foreach(rsc->children, (GFunc) cli_resource_print_cts, out); } // \return Standard Pacemaker return code int cli_resource_print_operations(const char *rsc_id, const char *host_uname, bool active, pe_working_set_t * data_set) { pcmk__output_t *out = data_set->priv; int rc = pcmk_rc_no_output; GList *ops = find_operations(rsc_id, host_uname, active, data_set); if (!ops) { return rc; } out->begin_list(out, NULL, NULL, "Resource Operations"); rc = pcmk_rc_ok; for (GList *lpc = ops; lpc != NULL; lpc = lpc->next) { xmlNode *xml_op = (xmlNode *) lpc->data; out->message(out, "node-and-op", data_set, xml_op); } out->end_list(out); return rc; } // \return Standard Pacemaker return code int cli_resource_print(pe_resource_t *rsc, pe_working_set_t *data_set, bool expanded) { pcmk__output_t *out = data_set->priv; uint32_t show_opts = pcmk_show_pending; GList *all = NULL; all = g_list_prepend(all, (gpointer) "*"); out->begin_list(out, NULL, NULL, "Resource Config"); out->message(out, crm_map_element_name(rsc->xml), show_opts, rsc, all, all); out->message(out, "resource-config", rsc, !expanded); out->end_list(out); g_list_free(all); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("attribute-list", "pe_resource_t *", "const char *", "const char *") static int attribute_list_default(pcmk__output_t *out, va_list args) { pe_resource_t *rsc = va_arg(args, pe_resource_t *); const char *attr = va_arg(args, char *); const char *value = va_arg(args, const char *); if (value != NULL) { out->begin_list(out, NULL, NULL, "Attributes"); out->list_item(out, attr, "%s", value); out->end_list(out); return pcmk_rc_ok; } else { out->err(out, "Attribute '%s' not found for '%s'", attr, rsc->id); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("agent-status", "int", "const char *", "const char *", "const char *", "const char *", "const char *", "crm_exit_t", "const char *") static int agent_status_default(pcmk__output_t *out, va_list args) { int status = va_arg(args, int); const char *action = va_arg(args, const char *); const char *name = va_arg(args, const char *); const char *class = va_arg(args, const char *); const char *provider = va_arg(args, const char *); const char *type = va_arg(args, const char *); crm_exit_t rc = va_arg(args, crm_exit_t); const char *exit_reason = va_arg(args, const char *); if (status == PCMK_EXEC_DONE) { /* Operation [for ] ([:]:) * returned ([: ]) */ out->info(out, "Operation %s%s%s (%s%s%s:%s) returned %d (%s%s%s)", action, ((name == NULL)? "" : " for "), ((name == NULL)? "" : name), class, ((provider == NULL)? "" : ":"), ((provider == NULL)? "" : provider), type, (int) rc, services_ocf_exitcode_str((int) rc), ((exit_reason == NULL)? "" : ": "), ((exit_reason == NULL)? "" : exit_reason)); } else { /* Operation [for ] ([:]:) * could not be executed ([: ]) */ out->err(out, "Operation %s%s%s (%s%s%s:%s) could not be executed (%s%s%s)", action, ((name == NULL)? "" : " for "), ((name == NULL)? "" : name), class, ((provider == NULL)? "" : ":"), ((provider == NULL)? "" : provider), type, pcmk_exec_status_str(status), ((exit_reason == NULL)? "" : ": "), ((exit_reason == NULL)? "" : exit_reason)); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("agent-status", "int", "const char *", "const char *", "const char *", "const char *", "const char *", "crm_exit_t", "const char *") static int agent_status_xml(pcmk__output_t *out, va_list args) { int status = va_arg(args, int); const char *action G_GNUC_UNUSED = va_arg(args, const char *); const char *name G_GNUC_UNUSED = va_arg(args, const char *); const char *class G_GNUC_UNUSED = va_arg(args, const char *); const char *provider G_GNUC_UNUSED = va_arg(args, const char *); const char *type G_GNUC_UNUSED = va_arg(args, const char *); crm_exit_t rc = va_arg(args, crm_exit_t); const char *exit_reason = va_arg(args, const char *); char *exit_str = pcmk__itoa(rc); char *status_str = pcmk__itoa(status); pcmk__output_create_xml_node(out, "agent-status", "code", exit_str, "message", services_ocf_exitcode_str((int) rc), "execution_code", status_str, "execution_message", pcmk_exec_status_str(status), "reason", exit_reason, NULL); free(exit_str); free(status_str); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("attribute-list", "pe_resource_t *", "const char *", "const char *") static int attribute_list_text(pcmk__output_t *out, va_list args) { pe_resource_t *rsc = va_arg(args, pe_resource_t *); const char *attr = va_arg(args, char *); const char *value = va_arg(args, const char *); if (value != NULL) { pcmk__formatted_printf(out, "%s\n", value); return pcmk_rc_ok; } else { out->err(out, "Attribute '%s' not found for '%s'", attr, rsc->id); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("override", "const char *", "const char *", "const char *") static int override_default(pcmk__output_t *out, va_list args) { const char *rsc_name = va_arg(args, const char *); const char *name = va_arg(args, const char *); const char *value = va_arg(args, const char *); if (rsc_name == NULL) { out->list_item(out, NULL, "Overriding the cluster configuration with '%s' = '%s'", name, value); } else { out->list_item(out, NULL, "Overriding the cluster configuration for '%s' with '%s' = '%s'", rsc_name, name, value); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("override", "const char *", "const char *", "const char *") static int override_xml(pcmk__output_t *out, va_list args) { const char *rsc_name = va_arg(args, const char *); const char *name = va_arg(args, const char *); const char *value = va_arg(args, const char *); xmlNodePtr node = pcmk__output_create_xml_node(out, "override", "name", name, "value", value, NULL); if (rsc_name != NULL) { crm_xml_add(node, "rsc", rsc_name); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("property-list", "pe_resource_t *", "const char *") static int property_list_default(pcmk__output_t *out, va_list args) { pe_resource_t *rsc = va_arg(args, pe_resource_t *); const char *attr = va_arg(args, char *); const char *value = crm_element_value(rsc->xml, attr); if (value != NULL) { out->begin_list(out, NULL, NULL, "Properties"); out->list_item(out, attr, "%s", value); out->end_list(out); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("property-list", "pe_resource_t *", "const char *") static int property_list_text(pcmk__output_t *out, va_list args) { pe_resource_t *rsc = va_arg(args, pe_resource_t *); const char *attr = va_arg(args, const char *); const char *value = crm_element_value(rsc->xml, attr); if (value != NULL) { pcmk__formatted_printf(out, "%s\n", value); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("resource-agent-action", "int", "const char *", "const char *", "const char *", "const char *", "const char *", "GHashTable *", "crm_exit_t", "int", "const char *", "const char *", "const char *") static int resource_agent_action_default(pcmk__output_t *out, va_list args) { int verbose = va_arg(args, int); const char *class = va_arg(args, const char *); const char *provider = va_arg(args, const char *); const char *type = va_arg(args, const char *); const char *rsc_name = va_arg(args, const char *); const char *action = va_arg(args, const char *); GHashTable *overrides = va_arg(args, GHashTable *); crm_exit_t rc = va_arg(args, crm_exit_t); int status = va_arg(args, int); const char *exit_reason = va_arg(args, const char *); const char *stdout_data = va_arg(args, const char *); const char *stderr_data = va_arg(args, const char *); if (overrides) { GHashTableIter iter; const char *name = NULL; const char *value = NULL; out->begin_list(out, NULL, NULL, "overrides"); g_hash_table_iter_init(&iter, overrides); while (g_hash_table_iter_next(&iter, (gpointer *) &name, (gpointer *) &value)) { out->message(out, "override", rsc_name, name, value); } out->end_list(out); } out->message(out, "agent-status", status, action, rsc_name, class, provider, type, rc, exit_reason); /* hide output for validate-all if not in verbose */ if ((verbose == 0) && pcmk__str_eq(action, PCMK_ACTION_VALIDATE_ALL, pcmk__str_casei)) { return pcmk_rc_ok; } if (stdout_data || stderr_data) { xmlNodePtr doc = NULL; if (stdout_data != NULL) { doc = string2xml(stdout_data); } if (doc != NULL) { out->output_xml(out, "command", stdout_data); xmlFreeNode(doc); } else { out->subprocess_output(out, rc, stdout_data, stderr_data); } } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("resource-agent-action", "int", "const char *", "const char *", "const char *", "const char *", "const char *", "GHashTable *", "crm_exit_t", "int", "const char *", "const char *", "const char *") static int resource_agent_action_xml(pcmk__output_t *out, va_list args) { int verbose G_GNUC_UNUSED = va_arg(args, int); const char *class = va_arg(args, const char *); const char *provider = va_arg(args, const char *); const char *type = va_arg(args, const char *); const char *rsc_name = va_arg(args, const char *); const char *action = va_arg(args, const char *); GHashTable *overrides = va_arg(args, GHashTable *); crm_exit_t rc = va_arg(args, crm_exit_t); int status = va_arg(args, int); const char *exit_reason = va_arg(args, const char *); const char *stdout_data = va_arg(args, const char *); const char *stderr_data = va_arg(args, const char *); xmlNodePtr node = pcmk__output_xml_create_parent(out, "resource-agent-action", "action", action, "class", class, "type", type, NULL); if (rsc_name) { crm_xml_add(node, "rsc", rsc_name); } if (provider) { crm_xml_add(node, "provider", provider); } if (overrides) { GHashTableIter iter; const char *name = NULL; const char *value = NULL; out->begin_list(out, NULL, NULL, "overrides"); g_hash_table_iter_init(&iter, overrides); while (g_hash_table_iter_next(&iter, (gpointer *) &name, (gpointer *) &value)) { out->message(out, "override", rsc_name, name, value); } out->end_list(out); } out->message(out, "agent-status", status, action, rsc_name, class, provider, type, rc, exit_reason); if (stdout_data || stderr_data) { xmlNodePtr doc = NULL; if (stdout_data != NULL) { doc = string2xml(stdout_data); } if (doc != NULL) { out->output_xml(out, "command", stdout_data); xmlFreeNode(doc); } else { out->subprocess_output(out, rc, stdout_data, stderr_data); } } pcmk__output_xml_pop_parent(out); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("resource-check-list", "resource_checks_t *") static int resource_check_list_default(pcmk__output_t *out, va_list args) { resource_checks_t *checks = va_arg(args, resource_checks_t *); const pe_resource_t *parent = pe__const_top_resource(checks->rsc, false); if (checks->flags == 0) { return pcmk_rc_no_output; } out->begin_list(out, NULL, NULL, "Resource Checks"); if (pcmk_is_set(checks->flags, rsc_remain_stopped)) { out->list_item(out, "check", "Configuration specifies '%s' should remain stopped", parent->id); } if (pcmk_is_set(checks->flags, rsc_unpromotable)) { out->list_item(out, "check", "Configuration specifies '%s' should not be promoted", parent->id); } if (pcmk_is_set(checks->flags, rsc_unmanaged)) { out->list_item(out, "check", "Configuration prevents cluster from stopping or starting unmanaged '%s'", parent->id); } if (pcmk_is_set(checks->flags, rsc_locked)) { out->list_item(out, "check", "'%s' is locked to node %s due to shutdown", parent->id, checks->lock_node); } if (pcmk_is_set(checks->flags, rsc_node_health)) { out->list_item(out, "check", "'%s' cannot run on unhealthy nodes due to " PCMK__OPT_NODE_HEALTH_STRATEGY "='%s'", parent->id, pe_pref(checks->rsc->cluster->config_hash, PCMK__OPT_NODE_HEALTH_STRATEGY)); } out->end_list(out); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("resource-check-list", "resource_checks_t *") static int resource_check_list_xml(pcmk__output_t *out, va_list args) { resource_checks_t *checks = va_arg(args, resource_checks_t *); const pe_resource_t *parent = pe__const_top_resource(checks->rsc, false); xmlNodePtr node = pcmk__output_create_xml_node(out, "check", "id", parent->id, NULL); if (pcmk_is_set(checks->flags, rsc_remain_stopped)) { pcmk__xe_set_bool_attr(node, "remain_stopped", true); } if (pcmk_is_set(checks->flags, rsc_unpromotable)) { pcmk__xe_set_bool_attr(node, "promotable", false); } if (pcmk_is_set(checks->flags, rsc_unmanaged)) { pcmk__xe_set_bool_attr(node, "unmanaged", true); } if (pcmk_is_set(checks->flags, rsc_locked)) { crm_xml_add(node, "locked-to", checks->lock_node); } if (pcmk_is_set(checks->flags, rsc_node_health)) { pcmk__xe_set_bool_attr(node, "unhealthy", true); } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("resource-search-list", "GList *", "const char *") static int resource_search_list_default(pcmk__output_t *out, va_list args) { GList *nodes = va_arg(args, GList *); const char *requested_name = va_arg(args, const char *); bool printed = false; int rc = pcmk_rc_no_output; if (!out->is_quiet(out) && nodes == NULL) { out->err(out, "resource %s is NOT running", requested_name); return rc; } for (GList *lpc = nodes; lpc != NULL; lpc = lpc->next) { node_info_t *ni = (node_info_t *) lpc->data; if (!printed) { out->begin_list(out, NULL, NULL, "Nodes"); printed = true; rc = pcmk_rc_ok; } if (out->is_quiet(out)) { out->list_item(out, "node", "%s", ni->node_name); } else { const char *role_text = ""; if (ni->promoted) { #ifdef PCMK__COMPAT_2_0 - role_text = " " RSC_ROLE_PROMOTED_LEGACY_S; + role_text = " " PCMK__ROLE_PROMOTED_LEGACY; #else - role_text = " " RSC_ROLE_PROMOTED_S; + role_text = " " PCMK__ROLE_PROMOTED; #endif } out->list_item(out, "node", "resource %s is running on: %s%s", requested_name, ni->node_name, role_text); } } if (printed) { out->end_list(out); } return rc; } PCMK__OUTPUT_ARGS("resource-search-list", "GList *", "const char *") static int resource_search_list_xml(pcmk__output_t *out, va_list args) { GList *nodes = va_arg(args, GList *); const char *requested_name = va_arg(args, const char *); pcmk__output_xml_create_parent(out, "nodes", "resource", requested_name, NULL); for (GList *lpc = nodes; lpc != NULL; lpc = lpc->next) { node_info_t *ni = (node_info_t *) lpc->data; xmlNodePtr sub_node = pcmk__output_create_xml_text_node(out, "node", ni->node_name); if (ni->promoted) { crm_xml_add(sub_node, "state", "promoted"); } } return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("resource-reasons-list", "GList *", "pe_resource_t *", "pe_node_t *") static int resource_reasons_list_default(pcmk__output_t *out, va_list args) { GList *resources = va_arg(args, GList *); pe_resource_t *rsc = va_arg(args, pe_resource_t *); pe_node_t *node = va_arg(args, pe_node_t *); const char *host_uname = (node == NULL)? NULL : node->details->uname; out->begin_list(out, NULL, NULL, "Resource Reasons"); if ((rsc == NULL) && (host_uname == NULL)) { GList *lpc = NULL; GList *hosts = NULL; for (lpc = resources; lpc != NULL; lpc = lpc->next) { pe_resource_t *rsc = (pe_resource_t *) lpc->data; rsc->fns->location(rsc, &hosts, TRUE); if (hosts == NULL) { out->list_item(out, "reason", "Resource %s is not running", rsc->id); } else { out->list_item(out, "reason", "Resource %s is running", rsc->id); } cli_resource_check(out, rsc, NULL); g_list_free(hosts); hosts = NULL; } } else if ((rsc != NULL) && (host_uname != NULL)) { if (resource_is_running_on(rsc, host_uname)) { out->list_item(out, "reason", "Resource %s is running on host %s", rsc->id, host_uname); } else { out->list_item(out, "reason", "Resource %s is not running on host %s", rsc->id, host_uname); } cli_resource_check(out, rsc, node); } else if ((rsc == NULL) && (host_uname != NULL)) { const char* host_uname = node->details->uname; GList *allResources = node->details->allocated_rsc; GList *activeResources = node->details->running_rsc; GList *unactiveResources = pcmk__subtract_lists(allResources, activeResources, (GCompareFunc) strcmp); GList *lpc = NULL; for (lpc = activeResources; lpc != NULL; lpc = lpc->next) { pe_resource_t *rsc = (pe_resource_t *) lpc->data; out->list_item(out, "reason", "Resource %s is running on host %s", rsc->id, host_uname); cli_resource_check(out, rsc, node); } for(lpc = unactiveResources; lpc != NULL; lpc = lpc->next) { pe_resource_t *rsc = (pe_resource_t *) lpc->data; out->list_item(out, "reason", "Resource %s is assigned to host %s but not running", rsc->id, host_uname); cli_resource_check(out, rsc, node); } g_list_free(allResources); g_list_free(activeResources); g_list_free(unactiveResources); } else if ((rsc != NULL) && (host_uname == NULL)) { GList *hosts = NULL; rsc->fns->location(rsc, &hosts, TRUE); out->list_item(out, "reason", "Resource %s is %srunning", rsc->id, (hosts? "" : "not ")); cli_resource_check(out, rsc, NULL); g_list_free(hosts); } out->end_list(out); return pcmk_rc_ok; } PCMK__OUTPUT_ARGS("resource-reasons-list", "GList *", "pe_resource_t *", "pe_node_t *") static int resource_reasons_list_xml(pcmk__output_t *out, va_list args) { GList *resources = va_arg(args, GList *); pe_resource_t *rsc = va_arg(args, pe_resource_t *); pe_node_t *node = va_arg(args, pe_node_t *); const char *host_uname = (node == NULL)? NULL : node->details->uname; xmlNodePtr xml_node = pcmk__output_xml_create_parent(out, "reason", NULL); if ((rsc == NULL) && (host_uname == NULL)) { GList *lpc = NULL; GList *hosts = NULL; pcmk__output_xml_create_parent(out, "resources", NULL); for (lpc = resources; lpc != NULL; lpc = lpc->next) { pe_resource_t *rsc = (pe_resource_t *) lpc->data; rsc->fns->location(rsc, &hosts, TRUE); pcmk__output_xml_create_parent(out, "resource", "id", rsc->id, "running", pcmk__btoa(hosts != NULL), NULL); cli_resource_check(out, rsc, NULL); pcmk__output_xml_pop_parent(out); g_list_free(hosts); hosts = NULL; } pcmk__output_xml_pop_parent(out); } else if ((rsc != NULL) && (host_uname != NULL)) { if (resource_is_running_on(rsc, host_uname)) { crm_xml_add(xml_node, "running_on", host_uname); } cli_resource_check(out, rsc, node); } else if ((rsc == NULL) && (host_uname != NULL)) { const char* host_uname = node->details->uname; GList *allResources = node->details->allocated_rsc; GList *activeResources = node->details->running_rsc; GList *unactiveResources = pcmk__subtract_lists(allResources, activeResources, (GCompareFunc) strcmp); GList *lpc = NULL; pcmk__output_xml_create_parent(out, "resources", NULL); for (lpc = activeResources; lpc != NULL; lpc = lpc->next) { pe_resource_t *rsc = (pe_resource_t *) lpc->data; pcmk__output_xml_create_parent(out, "resource", "id", rsc->id, "running", "true", "host", host_uname, NULL); cli_resource_check(out, rsc, node); pcmk__output_xml_pop_parent(out); } for(lpc = unactiveResources; lpc != NULL; lpc = lpc->next) { pe_resource_t *rsc = (pe_resource_t *) lpc->data; pcmk__output_xml_create_parent(out, "resource", "id", rsc->id, "running", "false", "host", host_uname, NULL); cli_resource_check(out, rsc, node); pcmk__output_xml_pop_parent(out); } pcmk__output_xml_pop_parent(out); g_list_free(allResources); g_list_free(activeResources); g_list_free(unactiveResources); } else if ((rsc != NULL) && (host_uname == NULL)) { GList *hosts = NULL; rsc->fns->location(rsc, &hosts, TRUE); crm_xml_add(xml_node, "running", pcmk__btoa(hosts != NULL)); cli_resource_check(out, rsc, NULL); g_list_free(hosts); } return pcmk_rc_ok; } static void add_resource_name(pe_resource_t *rsc, pcmk__output_t *out) { if (rsc->children == NULL) { out->list_item(out, "resource", "%s", rsc->id); } else { g_list_foreach(rsc->children, (GFunc) add_resource_name, out); } } PCMK__OUTPUT_ARGS("resource-names-list", "GList *") static int resource_names(pcmk__output_t *out, va_list args) { GList *resources = va_arg(args, GList *); if (resources == NULL) { out->err(out, "NO resources configured\n"); return pcmk_rc_no_output; } out->begin_list(out, NULL, NULL, "Resource Names"); g_list_foreach(resources, (GFunc) add_resource_name, out); out->end_list(out); return pcmk_rc_ok; } static pcmk__message_entry_t fmt_functions[] = { { "agent-status", "default", agent_status_default }, { "agent-status", "xml", agent_status_xml }, { "attribute-list", "default", attribute_list_default }, { "attribute-list", "text", attribute_list_text }, { "override", "default", override_default }, { "override", "xml", override_xml }, { "property-list", "default", property_list_default }, { "property-list", "text", property_list_text }, { "resource-agent-action", "default", resource_agent_action_default }, { "resource-agent-action", "xml", resource_agent_action_xml }, { "resource-check-list", "default", resource_check_list_default }, { "resource-check-list", "xml", resource_check_list_xml }, { "resource-search-list", "default", resource_search_list_default }, { "resource-search-list", "xml", resource_search_list_xml }, { "resource-reasons-list", "default", resource_reasons_list_default }, { "resource-reasons-list", "xml", resource_reasons_list_xml }, { "resource-names-list", "default", resource_names }, { NULL, NULL, NULL } }; void crm_resource_register_messages(pcmk__output_t *out) { pcmk__register_messages(out, fmt_functions); }