diff --git a/include/crm/pengine/internal.h b/include/crm/pengine/internal.h index 7a9660571a..50c7c28698 100644 --- a/include/crm/pengine/internal.h +++ b/include/crm/pengine/internal.h @@ -1,455 +1,452 @@ /* * Copyright 2004-2024 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ #ifndef PE_INTERNAL__H # define PE_INTERNAL__H # include # include # include # include # include # include # include # include # include # include const char *pe__resource_description(const pcmk_resource_t *rsc, uint32_t show_opts); bool pe__clone_is_ordered(const pcmk_resource_t *clone); int pe__set_clone_flag(pcmk_resource_t *clone, enum pcmk__clone_flags flag); bool pe__clone_flag_is_set(const pcmk_resource_t *clone, uint32_t flags); bool pe__group_flag_is_set(const pcmk_resource_t *group, uint32_t flags); pcmk_resource_t *pe__last_group_member(const pcmk_resource_t *group); const pcmk_resource_t *pe__const_top_resource(const pcmk_resource_t *rsc, bool include_bundle); int pe__clone_max(const pcmk_resource_t *clone); int pe__clone_node_max(const pcmk_resource_t *clone); int pe__clone_promoted_max(const pcmk_resource_t *clone); int pe__clone_promoted_node_max(const pcmk_resource_t *clone); void pe__create_clone_notifications(pcmk_resource_t *clone); void pe__free_clone_notification_data(pcmk_resource_t *clone); void pe__create_clone_notif_pseudo_ops(pcmk_resource_t *clone, pcmk_action_t *start, pcmk_action_t *started, pcmk_action_t *stop, pcmk_action_t *stopped); pcmk_action_t *pe__new_rsc_pseudo_action(pcmk_resource_t *rsc, const char *task, bool optional, bool runnable); void pe__create_promotable_pseudo_ops(pcmk_resource_t *clone, bool any_promoting, bool any_demoting); bool pe_can_fence(const pcmk_scheduler_t *scheduler, const pcmk_node_t *node); -void add_hash_param(GHashTable * hash, const char *name, const char *value); - char *native_parameter(pcmk_resource_t *rsc, pcmk_node_t *node, gboolean create, const char *name, pcmk_scheduler_t *scheduler); pcmk_node_t *native_location(const pcmk_resource_t *rsc, GList **list, int current); - void native_add_running(pcmk_resource_t *rsc, pcmk_node_t *node, pcmk_scheduler_t *scheduler, gboolean failed); gboolean native_unpack(pcmk_resource_t *rsc, pcmk_scheduler_t *scheduler); gboolean group_unpack(pcmk_resource_t *rsc, pcmk_scheduler_t *scheduler); gboolean clone_unpack(pcmk_resource_t *rsc, pcmk_scheduler_t *scheduler); gboolean pe__unpack_bundle(pcmk_resource_t *rsc, pcmk_scheduler_t *scheduler); pcmk_resource_t *native_find_rsc(pcmk_resource_t *rsc, const char *id, const pcmk_node_t *node, int flags); gboolean native_active(pcmk_resource_t *rsc, gboolean all); gboolean group_active(pcmk_resource_t *rsc, gboolean all); gboolean clone_active(pcmk_resource_t *rsc, gboolean all); gboolean pe__bundle_active(pcmk_resource_t *rsc, gboolean all); //! \deprecated This function will be removed in a future release void native_print(pcmk_resource_t *rsc, const char *pre_text, long options, void *print_data); //! \deprecated This function will be removed in a future release void group_print(pcmk_resource_t *rsc, const char *pre_text, long options, void *print_data); //! \deprecated This function will be removed in a future release void clone_print(pcmk_resource_t *rsc, const char *pre_text, long options, void *print_data); //! \deprecated This function will be removed in a future release void pe__print_bundle(pcmk_resource_t *rsc, const char *pre_text, long options, void *print_data); gchar *pcmk__native_output_string(const pcmk_resource_t *rsc, const char *name, const pcmk_node_t *node, uint32_t show_opts, const char *target_role, bool show_nodes); int pe__name_and_nvpairs_xml(pcmk__output_t *out, bool is_list, const char *tag_name , size_t pairs_count, ...); char *pe__node_display_name(pcmk_node_t *node, bool print_detail); // Clone notifications (pe_notif.c) void pe__order_notifs_after_fencing(const pcmk_action_t *action, pcmk_resource_t *rsc, pcmk_action_t *stonith_op); // Resource output methods int pe__clone_xml(pcmk__output_t *out, va_list args); int pe__clone_default(pcmk__output_t *out, va_list args); int pe__group_xml(pcmk__output_t *out, va_list args); int pe__group_default(pcmk__output_t *out, va_list args); int pe__bundle_xml(pcmk__output_t *out, va_list args); int pe__bundle_html(pcmk__output_t *out, va_list args); int pe__bundle_text(pcmk__output_t *out, va_list args); int pe__node_html(pcmk__output_t *out, va_list args); int pe__node_text(pcmk__output_t *out, va_list args); int pe__node_xml(pcmk__output_t *out, va_list args); int pe__resource_xml(pcmk__output_t *out, va_list args); int pe__resource_html(pcmk__output_t *out, va_list args); int pe__resource_text(pcmk__output_t *out, va_list args); void native_free(pcmk_resource_t *rsc); void group_free(pcmk_resource_t *rsc); void clone_free(pcmk_resource_t *rsc); void pe__free_bundle(pcmk_resource_t *rsc); enum rsc_role_e native_resource_state(const pcmk_resource_t *rsc, gboolean current); enum rsc_role_e group_resource_state(const pcmk_resource_t *rsc, gboolean current); enum rsc_role_e clone_resource_state(const pcmk_resource_t *rsc, gboolean current); enum rsc_role_e pe__bundle_resource_state(const pcmk_resource_t *rsc, gboolean current); void pe__count_common(pcmk_resource_t *rsc); void pe__count_bundle(pcmk_resource_t *rsc); void common_free(pcmk_resource_t *rsc); pcmk_node_t *pe__copy_node(const pcmk_node_t *this_node); time_t get_effective_time(pcmk_scheduler_t *scheduler); /* Failure handling utilities (from failcounts.c) */ int pe_get_failcount(const pcmk_node_t *node, pcmk_resource_t *rsc, time_t *last_failure, uint32_t flags, const xmlNode *xml_op); pcmk_action_t *pe__clear_failcount(pcmk_resource_t *rsc, const pcmk_node_t *node, const char *reason, pcmk_scheduler_t *scheduler); /* Functions for finding/counting a resource's active nodes */ bool pe__count_active_node(const pcmk_resource_t *rsc, pcmk_node_t *node, pcmk_node_t **active, unsigned int *count_all, unsigned int *count_clean); pcmk_node_t *pe__find_active_requires(const pcmk_resource_t *rsc, unsigned int *count); /* Binary like operators for lists of nodes */ GHashTable *pe__node_list2table(const GList *list); pcmk_action_t *get_pseudo_op(const char *name, pcmk_scheduler_t *scheduler); gboolean order_actions(pcmk_action_t *lh_action, pcmk_action_t *rh_action, uint32_t flags); void pe__show_node_scores_as(const char *file, const char *function, int line, bool to_log, const pcmk_resource_t *rsc, const char *comment, GHashTable *nodes, pcmk_scheduler_t *scheduler); #define pe__show_node_scores(level, rsc, text, nodes, scheduler) \ pe__show_node_scores_as(__FILE__, __func__, __LINE__, \ (level), (rsc), (text), (nodes), (scheduler)) GHashTable *pcmk__unpack_action_meta(pcmk_resource_t *rsc, const pcmk_node_t *node, const char *action_name, guint interval_ms, const xmlNode *action_config); GHashTable *pcmk__unpack_action_rsc_params(const xmlNode *action_xml, GHashTable *node_attrs, pcmk_scheduler_t *data_set); xmlNode *pcmk__find_action_config(const pcmk_resource_t *rsc, const char *action_name, guint interval_ms, bool include_disabled); enum rsc_start_requirement pcmk__action_requires(const pcmk_resource_t *rsc, const char *action_name); enum action_fail_response pcmk__parse_on_fail(const pcmk_resource_t *rsc, const char *action_name, guint interval_ms, const char *value); enum rsc_role_e pcmk__role_after_failure(const pcmk_resource_t *rsc, const char *action_name, enum action_fail_response on_fail, GHashTable *meta); pcmk_action_t *custom_action(pcmk_resource_t *rsc, char *key, const char *task, const pcmk_node_t *on_node, gboolean optional, pcmk_scheduler_t *scheduler); # define delete_key(rsc) pcmk__op_key(rsc->id, PCMK_ACTION_DELETE, 0) # define delete_action(rsc, node, optional) custom_action( \ rsc, delete_key(rsc), PCMK_ACTION_DELETE, node, \ optional, rsc->cluster); # define stop_key(rsc) pcmk__op_key(rsc->id, PCMK_ACTION_STOP, 0) # define stop_action(rsc, node, optional) custom_action( \ rsc, stop_key(rsc), PCMK_ACTION_STOP, node, \ optional, rsc->cluster); # define reload_key(rsc) pcmk__op_key(rsc->id, PCMK_ACTION_RELOAD_AGENT, 0) # define start_key(rsc) pcmk__op_key(rsc->id, PCMK_ACTION_START, 0) # define start_action(rsc, node, optional) custom_action( \ rsc, start_key(rsc), PCMK_ACTION_START, node, \ optional, rsc->cluster) # define promote_key(rsc) pcmk__op_key(rsc->id, PCMK_ACTION_PROMOTE, 0) # define promote_action(rsc, node, optional) custom_action( \ rsc, promote_key(rsc), PCMK_ACTION_PROMOTE, node, \ optional, rsc->cluster) # define demote_key(rsc) pcmk__op_key(rsc->id, PCMK_ACTION_DEMOTE, 0) # define demote_action(rsc, node, optional) custom_action( \ rsc, demote_key(rsc), PCMK_ACTION_DEMOTE, node, \ optional, rsc->cluster) extern int pe_get_configured_timeout(pcmk_resource_t *rsc, const char *action, pcmk_scheduler_t *scheduler); pcmk_action_t *find_first_action(const GList *input, const char *uuid, const char *task, const pcmk_node_t *on_node); enum action_tasks get_complex_task(const pcmk_resource_t *rsc, const char *name); GList *find_actions(GList *input, const char *key, const pcmk_node_t *on_node); GList *find_actions_exact(GList *input, const char *key, const pcmk_node_t *on_node); GList *pe__resource_actions(const pcmk_resource_t *rsc, const pcmk_node_t *node, const char *task, bool require_node); extern void pe_free_action(pcmk_action_t *action); void resource_location(pcmk_resource_t *rsc, const pcmk_node_t *node, int score, const char *tag, pcmk_scheduler_t *scheduler); extern int pe__is_newer_op(const xmlNode *xml_a, const xmlNode *xml_b, bool same_node_default); extern gint sort_op_by_callid(gconstpointer a, gconstpointer b); gboolean get_target_role(const pcmk_resource_t *rsc, enum rsc_role_e *role); void pe__set_next_role(pcmk_resource_t *rsc, enum rsc_role_e role, const char *why); pcmk_resource_t *find_clone_instance(const pcmk_resource_t *rsc, const char *sub_id); extern void destroy_ticket(gpointer data); pcmk_ticket_t *ticket_new(const char *ticket_id, pcmk_scheduler_t *scheduler); // Resources for manipulating resource names const char *pe_base_name_end(const char *id); char *clone_strip(const char *last_rsc_id); char *clone_zero(const char *last_rsc_id); static inline bool pe_base_name_eq(const pcmk_resource_t *rsc, const char *id) { if (id && rsc && rsc->id) { // Number of characters in rsc->id before any clone suffix size_t base_len = pe_base_name_end(rsc->id) - rsc->id + 1; return (strlen(id) == base_len) && !strncmp(id, rsc->id, base_len); } return false; } int pe__target_rc_from_xml(const xmlNode *xml_op); gint pe__cmp_node_name(gconstpointer a, gconstpointer b); bool is_set_recursive(const pcmk_resource_t *rsc, long long flag, bool any); pcmk__op_digest_t *pe__calculate_digests(pcmk_resource_t *rsc, const char *task, guint *interval_ms, const pcmk_node_t *node, const xmlNode *xml_op, GHashTable *overrides, bool calc_secure, pcmk_scheduler_t *scheduler); void pe__free_digests(gpointer ptr); pcmk__op_digest_t *rsc_action_digest_cmp(pcmk_resource_t *rsc, const xmlNode *xml_op, pcmk_node_t *node, pcmk_scheduler_t *scheduler); pcmk_action_t *pe_fence_op(pcmk_node_t *node, const char *op, bool optional, const char *reason, bool priority_delay, pcmk_scheduler_t *scheduler); void trigger_unfencing(pcmk_resource_t *rsc, pcmk_node_t *node, const char *reason, pcmk_action_t *dependency, pcmk_scheduler_t *scheduler); char *pe__action2reason(const pcmk_action_t *action, enum pe_action_flags flag); void pe_action_set_reason(pcmk_action_t *action, const char *reason, bool overwrite); void pe__add_action_expected_result(pcmk_action_t *action, int expected_result); void pe__set_resource_flags_recursive(pcmk_resource_t *rsc, uint64_t flags); void pe__clear_resource_flags_recursive(pcmk_resource_t *rsc, uint64_t flags); void pe__clear_resource_flags_on_all(pcmk_scheduler_t *scheduler, uint64_t flag); gboolean add_tag_ref(GHashTable * tags, const char * tag_name, const char * obj_ref); //! \deprecated This function will be removed in a future release void print_rscs_brief(GList *rsc_list, const char * pre_text, long options, void * print_data, gboolean print_all); int pe__rscs_brief_output(pcmk__output_t *out, GList *rsc_list, unsigned int options); void pe_fence_node(pcmk_scheduler_t *scheduler, pcmk_node_t *node, const char *reason, bool priority_delay); pcmk_node_t *pe_create_node(const char *id, const char *uname, const char *type, const char *score, pcmk_scheduler_t *scheduler); //! \deprecated This function will be removed in a future release void common_print(pcmk_resource_t *rsc, const char *pre_text, const char *name, const pcmk_node_t *node, long options, void *print_data); int pe__common_output_text(pcmk__output_t *out, const pcmk_resource_t *rsc, const char *name, const pcmk_node_t *node, unsigned int options); int pe__common_output_html(pcmk__output_t *out, const pcmk_resource_t *rsc, const char *name, const pcmk_node_t *node, unsigned int options); GList *pe__bundle_containers(const pcmk_resource_t *bundle); int pe__bundle_max(const pcmk_resource_t *rsc); bool pe__node_is_bundle_instance(const pcmk_resource_t *bundle, const pcmk_node_t *node); pcmk_resource_t *pe__bundled_resource(const pcmk_resource_t *rsc); const pcmk_resource_t *pe__get_rsc_in_container(const pcmk_resource_t *instance); pcmk_resource_t *pe__first_container(const pcmk_resource_t *bundle); void pe__foreach_bundle_replica(pcmk_resource_t *bundle, bool (*fn)(pcmk__bundle_replica_t *, void *), void *user_data); void pe__foreach_const_bundle_replica(const pcmk_resource_t *bundle, bool (*fn)(const pcmk__bundle_replica_t *, void *), void *user_data); pcmk_resource_t *pe__find_bundle_replica(const pcmk_resource_t *bundle, const pcmk_node_t *node); bool pe__bundle_needs_remote_name(pcmk_resource_t *rsc); const char *pe__add_bundle_remote_name(pcmk_resource_t *rsc, pcmk_scheduler_t *scheduler, xmlNode *xml, const char *field); const char *pe__node_attribute_calculated(const pcmk_node_t *node, const char *name, const pcmk_resource_t *rsc, enum pcmk__rsc_node node_type, bool force_host); const char *pe_node_attribute_raw(const pcmk_node_t *node, const char *name); bool pe__is_universal_clone(const pcmk_resource_t *rsc, const pcmk_scheduler_t *scheduler); void pe__add_param_check(const xmlNode *rsc_op, pcmk_resource_t *rsc, pcmk_node_t *node, enum pcmk__check_parameters, pcmk_scheduler_t *scheduler); void pe__foreach_param_check(pcmk_scheduler_t *scheduler, void (*cb)(pcmk_resource_t*, pcmk_node_t*, const xmlNode*, enum pcmk__check_parameters)); void pe__free_param_checks(pcmk_scheduler_t *scheduler); bool pe__shutdown_requested(const pcmk_node_t *node); void pe__update_recheck_time(time_t recheck, pcmk_scheduler_t *scheduler, const char *reason); /*! * \internal * \brief Register xml formatting message functions. * * \param[in,out] out Output object to register messages with */ void pe__register_messages(pcmk__output_t *out); void pe__unpack_dataset_nvpairs(const xmlNode *xml_obj, const char *set_name, const pe_rule_eval_data_t *rule_data, GHashTable *hash, const char *always_first, gboolean overwrite, pcmk_scheduler_t *scheduler); bool pe__resource_is_disabled(const pcmk_resource_t *rsc); void pe__clear_resource_history(pcmk_resource_t *rsc, const pcmk_node_t *node); GList *pe__rscs_with_tag(pcmk_scheduler_t *scheduler, const char *tag_name); GList *pe__unames_with_tag(pcmk_scheduler_t *scheduler, const char *tag_name); bool pe__rsc_has_tag(pcmk_scheduler_t *scheduler, const char *rsc, const char *tag); bool pe__uname_has_tag(pcmk_scheduler_t *scheduler, const char *node, const char *tag); bool pe__rsc_running_on_only(const pcmk_resource_t *rsc, const pcmk_node_t *node); bool pe__rsc_running_on_any(pcmk_resource_t *rsc, GList *node_list); GList *pe__filter_rsc_list(GList *rscs, GList *filter); GList * pe__build_node_name_list(pcmk_scheduler_t *scheduler, const char *s); GList * pe__build_rsc_list(pcmk_scheduler_t *scheduler, const char *s); bool pcmk__rsc_filtered_by_node(pcmk_resource_t *rsc, GList *only_node); gboolean pe__bundle_is_filtered(const pcmk_resource_t *rsc, GList *only_rsc, gboolean check_parent); gboolean pe__clone_is_filtered(const pcmk_resource_t *rsc, GList *only_rsc, gboolean check_parent); gboolean pe__group_is_filtered(const pcmk_resource_t *rsc, GList *only_rsc, gboolean check_parent); gboolean pe__native_is_filtered(const pcmk_resource_t *rsc, GList *only_rsc, gboolean check_parent); xmlNode *pe__failed_probe_for_rsc(const pcmk_resource_t *rsc, const char *name); const char *pe__clone_child_id(const pcmk_resource_t *rsc); int pe__sum_node_health_scores(const pcmk_node_t *node, int base_health); int pe__node_health(pcmk_node_t *node); static inline enum pcmk__health_strategy pe__health_strategy(pcmk_scheduler_t *scheduler) { const char *strategy = pcmk__cluster_option(scheduler->config_hash, PCMK_OPT_NODE_HEALTH_STRATEGY); return pcmk__parse_health_strategy(strategy); } static inline int pe__health_score(const char *option, pcmk_scheduler_t *scheduler) { const char *value = pcmk__cluster_option(scheduler->config_hash, option); return char2score(value); } #endif diff --git a/lib/pengine/common.c b/lib/pengine/common.c index fa34960ca9..cf8022662f 100644 --- a/lib/pengine/common.c +++ b/lib/pengine/common.c @@ -1,187 +1,169 @@ /* * Copyright 2004-2024 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include -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) { - pcmk__insert_dup(hash, name, value); - } -} - /*! * \internal * \brief Look up an attribute value on the appropriate node * * If \p node is a guest node and either the * \c PCMK_META_CONTAINER_ATTRIBUTE_TARGET meta-attribute is set to * \c PCMK_VALUE_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 PCMK_META_CONTAINER_ATTRIBUTE_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 pcmk_node_t *node, const char *name, const pcmk_resource_t *rsc, enum pcmk__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 == pcmk_node_variant_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 pcmk_resource_t *container = NULL; const pcmk_node_t *host = NULL; CRM_ASSERT((node != NULL) && (name != NULL) && (rsc != NULL) && (!force_host || is_guest)); /* Ignore PCMK_META_CONTAINER_ATTRIBUTE_TARGET if node is not a guest node. This * represents a user configuration error. */ source = g_hash_table_lookup(rsc->meta, PCMK_META_CONTAINER_ATTRIBUTE_TARGET); if (!force_host && (!is_guest || !pcmk__str_eq(source, PCMK_VALUE_HOST, pcmk__str_casei))) { return g_hash_table_lookup(node->details->attrs, name); } container = node->details->remote_rsc->container; switch (node_type) { case pcmk__rsc_node_assigned: node_type_s = "assigned"; host = container->allocated_to; if (host == NULL) { reason = "not assigned"; } break; case pcmk__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 pcmk__rsc_node values if needed CRM_ASSERT(false); break; } if (host != NULL) { const char *value = g_hash_table_lookup(host->details->attrs, name); pcmk__rsc_trace(rsc, "%s: Value lookup for %s on %s container host %s %s%s", rsc->id, name, node_type_s, pcmk__node_name(host), ((value != NULL)? "succeeded: " : "failed"), pcmk__s(value, "")); return value; } pcmk__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 pcmk_node_t *node, const char *name) { if(node == NULL) { return NULL; } return g_hash_table_lookup(node->details->attrs, name); } // Deprecated functions kept only for backward API compatibility // LCOV_EXCL_START #include const char * role2text(enum rsc_role_e role) { return pcmk_role_text(role); } enum rsc_role_e text2role(const char *role) { return pcmk_parse_role(role); } const char * task2text(enum action_tasks task) { return pcmk_action_text(task); } enum action_tasks text2task(const char *task) { return pcmk_parse_action(task); } const char * pe_pref(GHashTable * options, const char *name) { return pcmk__cluster_option(options, name); } const char * fail2text(enum action_fail_response fail) { return pcmk_on_fail_text(fail); } // LCOV_EXCL_STOP // End deprecated API diff --git a/lib/pengine/complex.c b/lib/pengine/complex.c index 6855f3c9f4..57401bd619 100644 --- a/lib/pengine/complex.c +++ b/lib/pengine/complex.c @@ -1,1215 +1,1223 @@ /* * Copyright 2004-2024 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include "pe_status_private.h" void populate_hash(xmlNode * nvpair_list, GHashTable * hash, const char **attrs, int attrs_length); static pcmk_node_t *active_node(const pcmk_resource_t *rsc, unsigned int *count_all, unsigned int *count_clean); pcmk_rsc_methods_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, PCMK_XE_PRIMITIVE, pcmk__str_casei)) { return pcmk_rsc_variant_primitive; } else if (pcmk__str_eq(name, PCMK_XE_GROUP, pcmk__str_casei)) { return pcmk_rsc_variant_group; } else if (pcmk__str_eq(name, PCMK_XE_CLONE, pcmk__str_casei)) { return pcmk_rsc_variant_clone; } else if (pcmk__str_eq(name, PCMK__XE_PROMOTABLE_LEGACY, pcmk__str_casei)) { // @COMPAT deprecated since 2.0.0 return pcmk_rsc_variant_clone; } else if (pcmk__str_eq(name, PCMK_XE_BUNDLE, pcmk__str_casei)) { return pcmk_rsc_variant_bundle; } return pcmk_rsc_variant_unknown; } +/*! + * \internal + * \brief Insert a meta-attribute if not already present + * + * \param[in] key Meta-attribute name + * \param[in] value Meta-attribute value to add if not already present + * \param[in,out] table Meta-attribute hash table to insert into + * + * \note This is like pcmk__insert_meta() except it won't overwrite existing + * values. + */ static void dup_attr(gpointer key, gpointer value, gpointer user_data) { - add_hash_param(user_data, key, value); + GHashTable *table = user_data; + + CRM_CHECK(table != NULL, return); + if ((key != NULL) + && !pcmk__str_eq((const char *) value, "#default", + pcmk__str_casei|pcmk__str_null_matches) + && (g_hash_table_lookup(table, key) == NULL)) { + pcmk__insert_dup(table, (const char *) key, (const char *) value); + } } static void expand_parents_fixed_nvpairs(pcmk_resource_t *rsc, pe_rule_eval_data_t *rule_data, GHashTable *meta_hash, pcmk_scheduler_t *scheduler) { GHashTable *parent_orig_meta = pcmk__strkey_table(free, free); pcmk_resource_t *p = rsc->parent; if (p == NULL) { return ; } /* Search all parent resources, get the fixed value of * PCMK_XE_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, PCMK_XE_META_ATTRIBUTES, rule_data, parent_orig_meta, NULL, FALSE, scheduler); p = p->parent; } - /* If there is a fixed value of PCMK_XE_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); - } + // This will not overwrite any values already existing for child + g_hash_table_foreach(parent_orig_meta, dup_attr, meta_hash); } if (parent_orig_meta != NULL) { g_hash_table_destroy(parent_orig_meta); } return ; } void get_meta_attributes(GHashTable * meta_hash, pcmk_resource_t * rsc, pcmk_node_t *node, pcmk_scheduler_t *scheduler) { pe_rsc_eval_data_t rsc_rule_data = { .standard = crm_element_value(rsc->xml, PCMK_XA_CLASS), .provider = crm_element_value(rsc->xml, PCMK_XA_PROVIDER), .agent = crm_element_value(rsc->xml, PCMK_XA_TYPE) }; pe_rule_eval_data_t rule_data = { .node_hash = NULL, .now = scheduler->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); + if (a->children != NULL) { + dup_attr((gpointer) a->name, (gpointer) a->children->content, + meta_hash); + } } pe__unpack_dataset_nvpairs(rsc->xml, PCMK_XE_META_ATTRIBUTES, &rule_data, meta_hash, NULL, FALSE, scheduler); /* Set the PCMK_XE_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, scheduler); } /* check the defaults */ pe__unpack_dataset_nvpairs(scheduler->rsc_defaults, PCMK_XE_META_ATTRIBUTES, &rule_data, meta_hash, NULL, FALSE, scheduler); /* If there is PCMK_XE_META_ATTRIBUTES that the parent resource has not * explicitly set, set a value that is not set from PCMK_XE_RSC_DEFAULTS * 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 pcmk_resource_t *rsc, const pcmk_node_t *node, pcmk_scheduler_t *scheduler) { pe_rule_eval_data_t rule_data = { .node_hash = NULL, .now = scheduler->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, PCMK_XE_INSTANCE_ATTRIBUTES, &rule_data, meta_hash, NULL, FALSE, scheduler); /* set anything else based on the parent */ if (rsc->parent != NULL) { get_rsc_attributes(meta_hash, rsc->parent, node, scheduler); } else { /* and finally check the defaults */ pe__unpack_dataset_nvpairs(scheduler->rsc_defaults, PCMK_XE_INSTANCE_ATTRIBUTES, &rule_data, meta_hash, NULL, FALSE, scheduler); } } static char * template_op_key(xmlNode * op) { const char *name = crm_element_value(op, PCMK_XA_NAME); const char *role = crm_element_value(op, PCMK_XA_ROLE); char *key = NULL; if ((role == NULL) || 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, pcmk_scheduler_t *scheduler) { 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 *id = NULL; if (xml_obj == NULL) { pcmk__config_err("No resource object for template unpacking"); return FALSE; } template_ref = crm_element_value(xml_obj, PCMK_XA_TEMPLATE); if (template_ref == NULL) { return TRUE; } id = pcmk__xe_id(xml_obj); if (id == NULL) { pcmk__config_err("'%s' object must have a id", xml_obj->name); return FALSE; } if (pcmk__str_eq(template_ref, id, pcmk__str_none)) { pcmk__config_err("The resource object '%s' should not reference itself", id); return FALSE; } cib_resources = get_xpath_object("//" PCMK_XE_RESOURCES, scheduler->input, LOG_TRACE); if (cib_resources == NULL) { pcmk__config_err("No resources configured"); return FALSE; } template = pcmk__xe_match(cib_resources, PCMK_XE_TEMPLATE, PCMK_XA_ID, template_ref); if (template == NULL) { pcmk__config_err("No template named '%s'", template_ref); return FALSE; } new_xml = copy_xml(template); xmlNodeSetName(new_xml, xml_obj->name); crm_xml_add(new_xml, PCMK_XA_ID, id); crm_xml_add(new_xml, PCMK__META_CLONE, crm_element_value(xml_obj, PCMK__META_CLONE)); template_ops = find_xml_node(new_xml, PCMK_XE_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__xe_is(new_child, PCMK_XE_OPERATIONS)) { 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; #if 0 /* Disable multi-level templates for now */ if (!unpack_template(new_xml, expanded_xml, scheduler)) { free_xml(*expanded_xml); *expanded_xml = NULL; return FALSE; } #endif return TRUE; } static gboolean add_template_rsc(xmlNode *xml_obj, pcmk_scheduler_t *scheduler) { const char *template_ref = NULL; const char *id = NULL; if (xml_obj == NULL) { pcmk__config_err("No resource object for processing resource list " "of template"); return FALSE; } template_ref = crm_element_value(xml_obj, PCMK_XA_TEMPLATE); if (template_ref == NULL) { return TRUE; } id = pcmk__xe_id(xml_obj); if (id == NULL) { pcmk__config_err("'%s' object must have a id", xml_obj->name); return FALSE; } if (pcmk__str_eq(template_ref, id, pcmk__str_none)) { pcmk__config_err("The resource object '%s' should not reference itself", id); return FALSE; } if (add_tag_ref(scheduler->template_rsc_sets, template_ref, id) == FALSE) { return FALSE; } return TRUE; } static bool detect_promotable(pcmk_resource_t *rsc) { const char *promotable = g_hash_table_lookup(rsc->meta, PCMK_META_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, pcmk__warn_once() here, * then drop support in even later version */ pcmk__insert_dup(rsc->meta, PCMK_META_PROMOTABLE, PCMK_VALUE_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] scheduler Scheduler data * * \return Hash table containing resource parameter names and values * (or NULL if \p rsc or \p scheduler is NULL) * \note The returned table will be destroyed when the resource is freed, so * callers should not destroy it. */ GHashTable * pe_rsc_params(pcmk_resource_t *rsc, const pcmk_node_t *node, pcmk_scheduler_t *scheduler) { 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) || (scheduler == 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, scheduler); g_hash_table_insert(rsc->parameter_cache, strdup(node_name), params_on_node); } return params_on_node; } /*! * \internal * \brief Unpack a resource's \c PCMK_META_REQUIRES meta-attribute * * \param[in,out] rsc Resource being unpacked * \param[in] value Value of \c PCMK_META_REQUIRES meta-attribute * \param[in] is_default Whether \p value was selected by default */ static void unpack_requires(pcmk_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)) { pcmk__set_rsc_flags(rsc, pcmk_rsc_needs_quorum); } else if (pcmk__str_eq(value, PCMK_VALUE_FENCING, pcmk__str_casei)) { pcmk__set_rsc_flags(rsc, pcmk_rsc_needs_fencing); if (!pcmk_is_set(rsc->cluster->flags, pcmk_sched_fencing_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, pcmk_rsc_fence_device)) { pcmk__config_warn("Resetting \"" PCMK_META_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, pcmk_sched_fencing_enabled)) { pcmk__config_warn("Resetting \"" PCMK_META_REQUIRES "\" for %s " "to \"" PCMK_VALUE_QUORUM "\" because fencing is " "disabled", rsc->id); unpack_requires(rsc, PCMK_VALUE_QUORUM, true); return; } else { pcmk__set_rsc_flags(rsc, pcmk_rsc_needs_fencing |pcmk_rsc_needs_unfencing); } } else { const char *orig_value = value; if (pcmk_is_set(rsc->flags, pcmk_rsc_fence_device)) { value = PCMK_VALUE_QUORUM; } else if ((rsc->variant == pcmk_rsc_variant_primitive) && xml_contains_remote_node(rsc->xml)) { value = PCMK_VALUE_QUORUM; } else if (pcmk_is_set(rsc->cluster->flags, pcmk_sched_enable_unfencing)) { value = PCMK_VALUE_UNFENCING; } else if (pcmk_is_set(rsc->cluster->flags, pcmk_sched_fencing_enabled)) { value = PCMK_VALUE_FENCING; } else if (rsc->cluster->no_quorum_policy == pcmk_no_quorum_ignore) { value = PCMK_VALUE_NOTHING; } else { value = PCMK_VALUE_QUORUM; } if (orig_value != NULL) { pcmk__config_err("Resetting '" PCMK_META_REQUIRES "' for %s " "to '%s' because '%s' is not valid", rsc->id, value, orig_value); } unpack_requires(rsc, value, true); return; } pcmk__rsc_trace(rsc, "\tRequired to start: %s%s", value, (is_default? " (default)" : "")); } #ifndef PCMK__COMPAT_2_0 static void warn_about_deprecated_classes(pcmk_resource_t *rsc) { const char *std = crm_element_value(rsc->xml, PCMK_XA_CLASS); if (pcmk__str_eq(std, PCMK_RESOURCE_CLASS_UPSTART, pcmk__str_none)) { pcmk__warn_once(pcmk__wo_upstart, "Support for Upstart resources (such as %s) is " "deprecated and will be removed in a future release", rsc->id); } else if (pcmk__str_eq(std, PCMK_RESOURCE_CLASS_NAGIOS, pcmk__str_none)) { pcmk__warn_once(pcmk__wo_nagios, "Support for Nagios resources (such as %s) is " "deprecated and will be removed in a future release", 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 pcmk_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] scheduler Scheduler data * * \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, pcmk_resource_t **rsc, pcmk_resource_t *parent, pcmk_scheduler_t *scheduler) { 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, .now = NULL, .match_data = NULL, .rsc_data = NULL, .op_data = NULL }; CRM_CHECK(rsc != NULL, return EINVAL); CRM_CHECK((xml_obj != NULL) && (scheduler != NULL), *rsc = NULL; return EINVAL); rule_data.now = scheduler->now; crm_log_xml_trace(xml_obj, "[raw XML]"); id = crm_element_value(xml_obj, PCMK_XA_ID); if (id == NULL) { pcmk__config_err("Ignoring <%s> configuration without " PCMK_XA_ID, xml_obj->name); return pcmk_rc_unpack_error; } if (unpack_template(xml_obj, &expanded_xml, scheduler) == FALSE) { return pcmk_rc_unpack_error; } *rsc = calloc(1, sizeof(pcmk_resource_t)); if (*rsc == NULL) { pcmk__sched_err("Unable to allocate memory for resource '%s'", id); return ENOMEM; } (*rsc)->cluster = scheduler; 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, PCMK_XE_OPERATIONS, FALSE); (*rsc)->ops_xml = expand_idref(ops, scheduler->input); (*rsc)->variant = get_resource_type((const char *) (*rsc)->xml->name); if ((*rsc)->variant == pcmk_rsc_variant_unknown) { pcmk__config_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, PCMK__META_CLONE); if (value) { (*rsc)->id = crm_strdup_printf("%s:%s", id, value); pcmk__insert_meta(*rsc, PCMK__META_CLONE, value); } else { (*rsc)->id = strdup(id); } (*rsc)->fns = &resource_class_functions[(*rsc)->variant]; get_meta_attributes((*rsc)->meta, *rsc, NULL, scheduler); (*rsc)->parameters = pe_rsc_params(*rsc, NULL, scheduler); // \deprecated (*rsc)->flags = 0; pcmk__set_rsc_flags(*rsc, pcmk_rsc_runnable|pcmk_rsc_unassigned); if (!pcmk_is_set(scheduler->flags, pcmk_sched_in_maintenance)) { pcmk__set_rsc_flags(*rsc, pcmk_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, PCMK_META_PRIORITY); (*rsc)->priority = char2score(value); value = g_hash_table_lookup((*rsc)->meta, PCMK_META_CRITICAL); if ((value == NULL) || crm_is_true(value)) { pcmk__set_rsc_flags(*rsc, pcmk_rsc_critical); } value = g_hash_table_lookup((*rsc)->meta, PCMK_META_NOTIFY); if (crm_is_true(value)) { pcmk__set_rsc_flags(*rsc, pcmk_rsc_notify); } if (xml_contains_remote_node((*rsc)->xml)) { (*rsc)->is_remote_node = TRUE; if (g_hash_table_lookup((*rsc)->meta, PCMK__META_CONTAINER)) { guest_node = true; } else { remote_node = true; } } value = g_hash_table_lookup((*rsc)->meta, PCMK_META_ALLOW_MIGRATE); if (crm_is_true(value)) { pcmk__set_rsc_flags(*rsc, pcmk_rsc_migratable); } 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 * PCMK_META_ALLOW_MIGRATE=false. */ pcmk__set_rsc_flags(*rsc, pcmk_rsc_migratable); } value = g_hash_table_lookup((*rsc)->meta, PCMK_META_IS_MANAGED); if ((value != NULL) && !pcmk__str_eq(PCMK_VALUE_DEFAULT, value, pcmk__str_casei)) { if (crm_is_true(value)) { pcmk__set_rsc_flags(*rsc, pcmk_rsc_managed); } else { pcmk__clear_rsc_flags(*rsc, pcmk_rsc_managed); } } value = g_hash_table_lookup((*rsc)->meta, PCMK_META_MAINTENANCE); if (crm_is_true(value)) { pcmk__clear_rsc_flags(*rsc, pcmk_rsc_managed); pcmk__set_rsc_flags(*rsc, pcmk_rsc_maintenance); } if (pcmk_is_set(scheduler->flags, pcmk_sched_in_maintenance)) { pcmk__clear_rsc_flags(*rsc, pcmk_rsc_managed); pcmk__set_rsc_flags(*rsc, pcmk_rsc_maintenance); } if (pcmk__is_clone(pe__const_top_resource(*rsc, false))) { value = g_hash_table_lookup((*rsc)->meta, PCMK_META_GLOBALLY_UNIQUE); if (crm_is_true(value)) { pcmk__set_rsc_flags(*rsc, pcmk_rsc_unique); } if (detect_promotable(*rsc)) { pcmk__set_rsc_flags(*rsc, pcmk_rsc_promotable); } } else { pcmk__set_rsc_flags(*rsc, pcmk_rsc_unique); } // @COMPAT Deprecated meta-attribute value = g_hash_table_lookup((*rsc)->meta, PCMK__META_RESTART_TYPE); if (pcmk__str_eq(value, PCMK_VALUE_RESTART, pcmk__str_casei)) { (*rsc)->restart_type = pe_restart_restart; pcmk__rsc_trace(*rsc, "%s dependency restart handling: restart", (*rsc)->id); pcmk__warn_once(pcmk__wo_restart_type, "Support for " PCMK__META_RESTART_TYPE " is deprecated " "and will be removed in a future release"); } else { (*rsc)->restart_type = pe_restart_ignore; pcmk__rsc_trace(*rsc, "%s dependency restart handling: ignore", (*rsc)->id); } value = g_hash_table_lookup((*rsc)->meta, PCMK_META_MULTIPLE_ACTIVE); if (pcmk__str_eq(value, "stop_only", pcmk__str_casei)) { (*rsc)->recovery_type = pcmk_multiply_active_stop; pcmk__rsc_trace(*rsc, "%s multiple running resource recovery: stop only", (*rsc)->id); } else if (pcmk__str_eq(value, PCMK_VALUE_BLOCK, pcmk__str_casei)) { (*rsc)->recovery_type = pcmk_multiply_active_block; pcmk__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; pcmk__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)) { pcmk__config_warn("%s is not a valid value for " PCMK_META_MULTIPLE_ACTIVE ", using default of \"stop_start\"", value); } (*rsc)->recovery_type = pcmk_multiply_active_restart; pcmk__rsc_trace(*rsc, "%s multiple running resource recovery: stop/start", (*rsc)->id); } value = g_hash_table_lookup((*rsc)->meta, PCMK_META_RESOURCE_STICKINESS); if ((value != NULL) && !pcmk__str_eq(PCMK_VALUE_DEFAULT, value, pcmk__str_casei)) { (*rsc)->stickiness = char2score(value); } value = g_hash_table_lookup((*rsc)->meta, PCMK_META_MIGRATION_THRESHOLD); if ((value != NULL) && !pcmk__str_eq(PCMK_VALUE_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. */ pcmk__warn_once(pcmk__wo_neg_threshold, PCMK_META_MIGRATION_THRESHOLD " must be non-negative, using 1 instead"); (*rsc)->migration_threshold = 1; } } if (pcmk__str_eq(crm_element_value((*rsc)->xml, PCMK_XA_CLASS), PCMK_RESOURCE_CLASS_STONITH, pcmk__str_casei)) { pcmk__set_scheduler_flags(scheduler, pcmk_sched_have_fencing); pcmk__set_rsc_flags(*rsc, pcmk_rsc_fence_device); } value = g_hash_table_lookup((*rsc)->meta, PCMK_META_REQUIRES); unpack_requires(*rsc, value, false); value = g_hash_table_lookup((*rsc)->meta, PCMK_META_FAILURE_TIMEOUT); if (value != NULL) { guint interval_ms = 0U; // Stored as seconds pcmk_parse_interval_spec(value, &interval_ms); (*rsc)->failure_timeout = (int) (interval_ms / 1000); } if (remote_node) { GHashTable *params = pe_rsc_params(*rsc, NULL, scheduler); /* Grabbing the value now means that any rules based on node attributes * will evaluate to false, so such rules should not be used with * PCMK_REMOTE_RA_RECONNECT_INTERVAL. * * @TODO Evaluate per node before using */ value = g_hash_table_lookup(params, PCMK_REMOTE_RA_RECONNECT_INTERVAL); if (value) { /* reconnect delay works by setting failure_timeout and preventing the * connection from starting until the failure is cleared. */ pcmk_parse_interval_spec(value, &((*rsc)->remote_reconnect_ms)); /* We want to override any default failure_timeout in use when remote * PCMK_REMOTE_RA_RECONNECT_INTERVAL is in use. */ (*rsc)->failure_timeout = (*rsc)->remote_reconnect_ms / 1000; } } get_target_role(*rsc, &((*rsc)->next_role)); pcmk__rsc_trace(*rsc, "%s desired next state: %s", (*rsc)->id, ((*rsc)->next_role == pcmk_role_unknown)? "default" : pcmk_role_text((*rsc)->next_role)); if ((*rsc)->fns->unpack(*rsc, scheduler) == FALSE) { (*rsc)->fns->free(*rsc); *rsc = NULL; return pcmk_rc_unpack_error; } if (pcmk_is_set(scheduler->flags, pcmk_sched_symmetric_cluster)) { // This tag must stay exactly the same because it is tested elsewhere resource_location(*rsc, NULL, 0, "symmetric_default", scheduler); } 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", scheduler); } pcmk__rsc_trace(*rsc, "%s action notification: %s", (*rsc)->id, pcmk_is_set((*rsc)->flags, pcmk_rsc_notify)? "required" : "not required"); (*rsc)->utilization = pcmk__strkey_table(free, free); pe__unpack_dataset_nvpairs((*rsc)->xml, PCMK_XE_UTILIZATION, &rule_data, (*rsc)->utilization, NULL, FALSE, scheduler); if (expanded_xml) { if (add_template_rsc(xml_obj, scheduler) == FALSE) { (*rsc)->fns->free(*rsc); *rsc = NULL; return pcmk_rc_unpack_error; } } return pcmk_rc_ok; } gboolean is_parent(pcmk_resource_t *child, pcmk_resource_t *rsc) { pcmk_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; } pcmk_resource_t * uber_parent(pcmk_resource_t *rsc) { pcmk_resource_t *parent = rsc; if (parent == NULL) { return NULL; } while ((parent->parent != NULL) && (parent->parent->variant != pcmk_rsc_variant_bundle)) { 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 pcmk_resource_t * pe__const_top_resource(const pcmk_resource_t *rsc, bool include_bundle) { const pcmk_resource_t *parent = rsc; if (parent == NULL) { return NULL; } while (parent->parent != NULL) { if (!include_bundle && (parent->parent->variant == pcmk_rsc_variant_bundle)) { break; } parent = parent->parent; } return parent; } void common_free(pcmk_resource_t * rsc) { if (rsc == NULL) { return; } pcmk__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, pcmk_rsc_removed)) { 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); pcmk__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 pcmk_resource_t *rsc, pcmk_node_t *node, pcmk_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 (pcmk__same_node(node, rsc->partial_migration_source)) { *active = node; // This is the migration source } else { keep_looking = true; } } else if (!pcmk_is_set(rsc->flags, pcmk_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 pcmk_rsc_methods_t:active_node() static pcmk_node_t * active_node(const pcmk_resource_t *rsc, unsigned int *count_all, unsigned int *count_clean) { pcmk_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, (pcmk_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 \c PCMK_META_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 * \c PCMK_META_REQUIRES meta-attribute. */ pcmk_node_t * pe__find_active_requires(const pcmk_resource_t *rsc, unsigned int *count) { if (rsc == NULL) { if (count != NULL) { *count = 0; } return NULL; } else if (pcmk_is_set(rsc->flags, pcmk_rsc_needs_fencing)) { return rsc->fns->active_node(rsc, count, NULL); } else { return rsc->fns->active_node(rsc, NULL, count); } } void pe__count_common(pcmk_resource_t *rsc) { if (rsc->children != NULL) { for (GList *item = rsc->children; item != NULL; item = item->next) { ((pcmk_resource_t *) item->data)->fns->count(item->data); } } else if (!pcmk_is_set(rsc->flags, pcmk_rsc_removed) || (rsc->role > pcmk_role_stopped)) { rsc->cluster->ninstances++; if (pe__resource_is_disabled(rsc)) { rsc->cluster->disabled_resources++; } if (pcmk_is_set(rsc->flags, pcmk_rsc_blocked)) { 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(pcmk_resource_t *rsc, enum rsc_role_e role, const char *why) { CRM_ASSERT((rsc != NULL) && (why != NULL)); if (rsc->next_role != role) { pcmk__rsc_trace(rsc, "Resetting next role for %s from %s to %s (%s)", rsc->id, pcmk_role_text(rsc->next_role), pcmk_role_text(role), why); rsc->next_role = role; } }