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libpacemaker_private.h
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/*
* Copyright 2021-2022 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__LIBPACEMAKER_PRIVATE__H
# define PCMK__LIBPACEMAKER_PRIVATE__H
/* This header is for the sole use of libpacemaker, so that functions can be
* declared with G_GNUC_INTERNAL for efficiency.
*/
#include <crm/pengine/pe_types.h> // pe_action_t, pe_node_t, pe_working_set_t
// Actions (pcmk_sched_actions.c)
G_GNUC_INTERNAL
void pcmk__update_action_for_orderings(pe_action_t *action,
pe_working_set_t *data_set);
G_GNUC_INTERNAL
void pcmk__log_action(const char *pre_text, pe_action_t *action, bool details);
G_GNUC_INTERNAL
pe_action_t *pcmk__new_rsc_pseudo_action(pe_resource_t *rsc, const char *task,
bool optional, bool runnable);
G_GNUC_INTERNAL
pe_action_t *pcmk__new_cancel_action(pe_resource_t *rsc, const char *name,
guint interval_ms, pe_node_t *node);
G_GNUC_INTERNAL
pe_action_t *pcmk__new_shutdown_action(pe_node_t *node,
pe_working_set_t *data_set);
G_GNUC_INTERNAL
bool pcmk__action_locks_rsc_to_node(const pe_action_t *action);
G_GNUC_INTERNAL
void pcmk__deduplicate_action_inputs(pe_action_t *action);
G_GNUC_INTERNAL
void pcmk__output_actions(pe_working_set_t *data_set);
G_GNUC_INTERNAL
bool pcmk__check_action_config(pe_resource_t *rsc, pe_node_t *node,
xmlNode *xml_op);
G_GNUC_INTERNAL
void pcmk__handle_rsc_config_changes(pe_working_set_t *data_set);
// Producing transition graphs (pcmk_graph_producer.c)
G_GNUC_INTERNAL
bool pcmk__graph_has_loop(pe_action_t *init_action, pe_action_t *action,
pe_action_wrapper_t *input);
G_GNUC_INTERNAL
void pcmk__add_action_to_graph(pe_action_t *action, pe_working_set_t *data_set);
G_GNUC_INTERNAL
void pcmk__create_graph(pe_working_set_t *data_set);
// Fencing (pcmk_sched_fencing.c)
G_GNUC_INTERNAL
void pcmk__order_vs_fence(pe_action_t *stonith_op, pe_working_set_t *data_set);
G_GNUC_INTERNAL
void pcmk__order_vs_unfence(pe_resource_t *rsc, pe_node_t *node,
pe_action_t *action, enum pe_ordering order,
pe_working_set_t *data_set);
G_GNUC_INTERNAL
void pcmk__fence_guest(pe_node_t *node, pe_working_set_t *data_set);
G_GNUC_INTERNAL
bool pcmk__node_unfenced(pe_node_t *node);
G_GNUC_INTERNAL
bool pcmk__is_unfence_device(const pe_resource_t *rsc,
const pe_working_set_t *data_set);
// Injected scheduler inputs (pcmk_sched_injections.c)
void pcmk__inject_scheduler_input(pe_working_set_t *data_set, cib_t *cib,
pcmk_injections_t *injections);
// Constraints of any type (pcmk_sched_constraints.c)
G_GNUC_INTERNAL
pe_resource_t *pcmk__find_constraint_resource(GList *rsc_list, const char *id);
G_GNUC_INTERNAL
xmlNode *pcmk__expand_tags_in_sets(xmlNode *xml_obj,
pe_working_set_t *data_set);
G_GNUC_INTERNAL
bool pcmk__valid_resource_or_tag(pe_working_set_t *data_set, const char *id,
pe_resource_t **rsc, pe_tag_t **tag);
G_GNUC_INTERNAL
bool pcmk__tag_to_set(xmlNode *xml_obj, xmlNode **rsc_set, const char *attr,
bool convert_rsc, pe_working_set_t *data_set);
G_GNUC_INTERNAL
void pcmk__create_internal_constraints(pe_working_set_t *data_set);
// Location constraints
G_GNUC_INTERNAL
void pcmk__unpack_location(xmlNode *xml_obj, pe_working_set_t *data_set);
G_GNUC_INTERNAL
pe__location_t *pcmk__new_location(const char *id, pe_resource_t *rsc,
int node_weight, const char *discover_mode,
pe_node_t *foo_node,
pe_working_set_t *data_set);
G_GNUC_INTERNAL
void pcmk__apply_locations(pe_working_set_t *data_set);
G_GNUC_INTERNAL
void pcmk__apply_location(pe__location_t *constraint, pe_resource_t *rsc);
// Colocation constraints
enum pcmk__coloc_affects {
pcmk__coloc_affects_nothing = 0,
pcmk__coloc_affects_location,
pcmk__coloc_affects_role,
};
G_GNUC_INTERNAL
enum pcmk__coloc_affects pcmk__colocation_affects(pe_resource_t *dependent,
pe_resource_t *primary,
pcmk__colocation_t *constraint,
bool preview);
G_GNUC_INTERNAL
void pcmk__apply_coloc_to_weights(pe_resource_t *dependent,
pe_resource_t *primary,
pcmk__colocation_t *constraint);
G_GNUC_INTERNAL
void pcmk__apply_coloc_to_priority(pe_resource_t *dependent,
pe_resource_t *primary,
pcmk__colocation_t *constraint);
G_GNUC_INTERNAL
void pcmk__unpack_colocation(xmlNode *xml_obj, pe_working_set_t *data_set);
G_GNUC_INTERNAL
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,
bool influence, pe_working_set_t *data_set);
G_GNUC_INTERNAL
void pcmk__block_colocated_starts(pe_action_t *action,
pe_working_set_t *data_set);
// Ordering constraints (pcmk_sched_ordering.c)
G_GNUC_INTERNAL
void pcmk__new_ordering(pe_resource_t *lh_rsc, char *lh_task,
pe_action_t *lh_action, pe_resource_t *rh_rsc,
char *rh_task, pe_action_t *rh_action,
enum pe_ordering type, pe_working_set_t *data_set);
G_GNUC_INTERNAL
void pcmk__unpack_ordering(xmlNode *xml_obj, pe_working_set_t *data_set);
G_GNUC_INTERNAL
void pcmk__disable_invalid_orderings(pe_working_set_t *data_set);
G_GNUC_INTERNAL
void pcmk__order_stops_before_shutdown(pe_node_t *node,
pe_action_t *shutdown_op,
pe_working_set_t *data_set);
G_GNUC_INTERNAL
void pcmk__apply_orderings(pe_working_set_t *data_set);
G_GNUC_INTERNAL
void pcmk__order_after_each(pe_action_t *after, GList *list);
/*!
* \internal
* \brief Create a new ordering between two resource actions
*
* \param[in] lh_rsc Resource for 'first' action
* \param[in] rh_rsc Resource for 'then' action
* \param[in] lh_task Action key for 'first' action
* \param[in] rh_task Action key for 'then' action
* \param[in] flags Bitmask of enum pe_ordering flags
* \param[in] data_set Cluster working set to add ordering to
*/
#define pcmk__order_resource_actions(lh_rsc, lh_task, rh_rsc, rh_task, \
flags, data_set) \
pcmk__new_ordering((lh_rsc), pcmk__op_key((lh_rsc)->id, (lh_task), 0), \
NULL, \
(rh_rsc), pcmk__op_key((rh_rsc)->id, (rh_task), 0), \
NULL, (flags), (data_set))
#define pcmk__order_starts(rsc1, rsc2, type, data_set) \
pcmk__order_resource_actions((rsc1), CRMD_ACTION_START, \
(rsc2), CRMD_ACTION_START, (type), (data_set))
#define pcmk__order_stops(rsc1, rsc2, type, data_set) \
pcmk__order_resource_actions((rsc1), CRMD_ACTION_STOP, \
(rsc2), CRMD_ACTION_STOP, (type), (data_set))
G_GNUC_INTERNAL
void pcmk__unpack_rsc_ticket(xmlNode *xml_obj, pe_working_set_t *data_set);
G_GNUC_INTERNAL
bool pcmk__is_failed_remote_node(pe_node_t *node);
G_GNUC_INTERNAL
void pcmk__order_remote_connection_actions(pe_working_set_t *data_set);
G_GNUC_INTERNAL
bool pcmk__rsc_corresponds_to_guest(pe_resource_t *rsc, pe_node_t *node);
G_GNUC_INTERNAL
pe_node_t *pcmk__connection_host_for_action(pe_action_t *action);
G_GNUC_INTERNAL
void pcmk__substitute_remote_addr(pe_resource_t *rsc, GHashTable *params,
pe_working_set_t *data_set);
G_GNUC_INTERNAL
void pcmk__add_bundle_meta_to_xml(xmlNode *args_xml, pe_action_t *action);
// Groups (pcmk_sched_group.c)
G_GNUC_INTERNAL
GList *pcmk__group_colocated_resources(pe_resource_t *rsc,
pe_resource_t *orig_rsc,
GList *colocated_rscs);
// Bundles (pcmk_sched_bundle.c)
G_GNUC_INTERNAL
void pcmk__output_bundle_actions(pe_resource_t *rsc);
// Injections (pcmk_injections.c)
G_GNUC_INTERNAL
xmlNode *pcmk__inject_node(cib_t *cib_conn, const char *node, const char *uuid);
G_GNUC_INTERNAL
xmlNode *pcmk__inject_node_state_change(cib_t *cib_conn, const char *node,
bool up);
G_GNUC_INTERNAL
xmlNode *pcmk__inject_resource_history(pcmk__output_t *out, xmlNode *cib_node,
const char *resource,
const char *lrm_name,
const char *rclass,
const char *rtype,
const char *rprovider);
G_GNUC_INTERNAL
void pcmk__inject_failcount(pcmk__output_t *out, xmlNode *cib_node,
const char *resource, const char *task,
guint interval_ms, int rc);
G_GNUC_INTERNAL
xmlNode *pcmk__inject_action_result(xmlNode *cib_resource,
lrmd_event_data_t *op, int target_rc);
// Nodes (pcmk_sched_nodes.c)
G_GNUC_INTERNAL
bool pcmk__node_available(const pe_node_t *node);
G_GNUC_INTERNAL
bool pcmk__any_node_available(GHashTable *nodes);
G_GNUC_INTERNAL
GHashTable *pcmk__copy_node_table(GHashTable *nodes);
G_GNUC_INTERNAL
GList *pcmk__sort_nodes(GList *nodes, pe_node_t *active_node,
pe_working_set_t *data_set);
G_GNUC_INTERNAL
void pcmk__apply_node_health(pe_working_set_t *data_set);
// Clone notifictions (pcmk_sched_notif.c)
G_GNUC_INTERNAL
void pcmk__create_notifications(pe_resource_t *rsc, notify_data_t *n_data);
G_GNUC_INTERNAL
notify_data_t *pcmk__clone_notif_pseudo_ops(pe_resource_t *rsc,
const char *task,
pe_action_t *action,
pe_action_t *complete);
G_GNUC_INTERNAL
void pcmk__free_notification_data(notify_data_t *n_data);
G_GNUC_INTERNAL
void pcmk__order_notifs_after_fencing(pe_action_t *action, pe_resource_t *rsc,
pe_action_t *stonith_op);
// Functions applying to more than one variant (pcmk_sched_resource.c)
G_GNUC_INTERNAL
void pcmk__set_allocation_methods(pe_working_set_t *data_set);
G_GNUC_INTERNAL
bool pcmk__rsc_agent_changed(pe_resource_t *rsc, pe_node_t *node,
const xmlNode *rsc_entry, bool active_on_node);
G_GNUC_INTERNAL
GList *pcmk__rscs_matching_id(const char *id, pe_working_set_t *data_set);
G_GNUC_INTERNAL
GList *pcmk__colocated_resources(pe_resource_t *rsc, pe_resource_t *orig_rsc,
GList *colocated_rscs);
G_GNUC_INTERNAL
void pcmk__output_resource_actions(pe_resource_t *rsc);
G_GNUC_INTERNAL
bool pcmk__assign_primitive(pe_resource_t *rsc, pe_node_t *chosen, bool force);
G_GNUC_INTERNAL
bool pcmk__assign_resource(pe_resource_t *rsc, pe_node_t *node, bool force);
G_GNUC_INTERNAL
void pcmk__unassign_resource(pe_resource_t *rsc);
G_GNUC_INTERNAL
bool pcmk__threshold_reached(pe_resource_t *rsc, pe_node_t *node,
pe_resource_t **failed);
G_GNUC_INTERNAL
void pcmk__sort_resources(pe_working_set_t *data_set);
// Functions related to probes (pcmk_sched_probes.c)
G_GNUC_INTERNAL
void pcmk__order_probes(pe_working_set_t *data_set);
G_GNUC_INTERNAL
void pcmk__schedule_probes(pe_working_set_t *data_set);
// Functions related to node utilization (pcmk_sched_utilization.c)
G_GNUC_INTERNAL
int pcmk__compare_node_capacities(const pe_node_t *node1,
const pe_node_t *node2);
G_GNUC_INTERNAL
void pcmk__consume_node_capacity(GHashTable *current_utilization,
pe_resource_t *rsc);
G_GNUC_INTERNAL
void pcmk__release_node_capacity(GHashTable *current_utilization,
pe_resource_t *rsc);
G_GNUC_INTERNAL
void pcmk__ban_insufficient_capacity(pe_resource_t *rsc, pe_node_t **prefer,
pe_working_set_t *data_set);
G_GNUC_INTERNAL
void pcmk__create_utilization_constraints(pe_resource_t *rsc,
GList *allowed_nodes);
G_GNUC_INTERNAL
void pcmk__show_node_capacities(const char *desc, pe_working_set_t *data_set);
#endif // PCMK__LIBPACEMAKER_PRIVATE__H
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