pacemaker  2.0.3-4b1f869f0f
Scalable High-Availability cluster resource manager
pcmki_sched_utils.h
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1 /*
2  * Copyright 2004-2019 the Pacemaker project contributors
3  *
4  * The version control history for this file may have further details.
5  *
6  * This source code is licensed under the GNU Lesser General Public License
7  * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY.
8  */
9 
10 #ifndef PENGINE_AUTILS__H
11 # define PENGINE_AUTILS__H
12 
13 #include <stdbool.h> // bool
14 #include <glib.h> // GList, GHashTable, gboolean, guint
15 #include <crm/crm.h> // GListPtr
16 #include <crm/lrmd.h> // lrmd_event_data_t
17 #include <crm/cib.h> // cib_t
18 #include <crm/pengine/pe_types.h>
19 #include <crm/pengine/internal.h>
20 #include <pcmki/pcmki_scheduler.h>
21 
22 /* Constraint helper functions */
24 
26 
27 pe__location_t *rsc2node_new(const char *id, pe_resource_t *rsc, int weight,
28  const char *discovery_mode, pe_node_t *node,
29  pe_working_set_t *data_set);
30 
31 extern gboolean rsc_colocation_new(const char *id, const char *node_attr, int score,
32  resource_t * rsc_lh, resource_t * rsc_rh,
33  const char *state_lh, const char *state_rh,
34  pe_working_set_t * data_set);
35 
36 extern gboolean rsc_ticket_new(const char *id, resource_t * rsc_lh, ticket_t * ticket,
37  const char *state_lh, const char *loss_policy,
38  pe_working_set_t * data_set);
39 
40 GList *sort_nodes_by_weight(GList *nodes, pe_node_t *active_node,
41  pe_working_set_t *data_set);
42 
43 extern gboolean can_run_resources(const node_t * node);
44 extern gboolean native_assign_node(resource_t * rsc, GListPtr candidates, node_t * chosen,
45  gboolean force);
46 void native_deallocate(resource_t * rsc);
47 
48 extern void log_action(unsigned int log_level, const char *pre_text,
49  action_t * action, gboolean details);
50 
51 gboolean can_run_any(GHashTable * nodes);
53  pe_resource_t *rsc, enum rsc_role_e filter,
54  gboolean current,
55  pe_working_set_t *data_set);
56 resource_t *find_compatible_child_by_node(resource_t * local_child, node_t * local_node, resource_t * rsc,
57  enum rsc_role_e filter, gboolean current);
58 gboolean is_child_compatible(resource_t *child_rsc, node_t * local_node, enum rsc_role_e filter, gboolean current);
59 bool assign_node(resource_t * rsc, node_t * node, gboolean force);
60 enum pe_action_flags summary_action_flags(action_t * action, GListPtr children, node_t * node);
62 int copies_per_node(resource_t * rsc);
63 
68 };
69 
70 extern enum filter_colocation_res
72  rsc_colocation_t * constraint, gboolean preview);
73 
74 extern int compare_capacity(const node_t * node1, const node_t * node2);
75 extern void calculate_utilization(GHashTable * current_utilization,
76  GHashTable * utilization, gboolean plus);
77 
78 extern void process_utilization(resource_t * rsc, node_t ** prefer, pe_working_set_t * data_set);
79 pe_action_t *create_pseudo_resource_op(resource_t * rsc, const char *task, bool optional, bool runnable, pe_working_set_t *data_set);
80 pe_action_t *pe_cancel_op(pe_resource_t *rsc, const char *name,
81  guint interval_ms, pe_node_t *node,
82  pe_working_set_t *data_set);
84 
85 xmlNode *pcmk__create_history_xml(xmlNode *parent, lrmd_event_data_t *event,
86  const char *caller_version, int target_rc,
87  const char *node, const char *origin,
88  int level);
89 
90 # define LOAD_STOPPED "load_stopped"
91 
93  pe_working_set_t * data_set, cib_t *cib,
94  const char *quorum, const char *watchdog, GListPtr node_up, GListPtr node_down, GListPtr node_fail,
95  GListPtr op_inject, GListPtr ticket_grant, GListPtr ticket_revoke,
96  GListPtr ticket_standby, GListPtr ticket_activate);
97 
98 int run_simulation(pe_working_set_t * data_set, cib_t *cib, GListPtr op_fail_list, bool quiet);
99 
100 #endif
pe_action_flags
pe_action_flags
Definition: pe_types.h:267
GListPtr
GList * GListPtr
Definition: crm.h:215
sort_nodes_by_weight
GList * sort_nodes_by_weight(GList *nodes, pe_node_t *active_node, pe_working_set_t *data_set)
Definition: pcmk_sched_utils.c:185
pe_cancel_op
pe_action_t * pe_cancel_op(pe_resource_t *rsc, const char *name, guint interval_ms, pe_node_t *node, pe_working_set_t *data_set)
Definition: pcmk_sched_utils.c:421
assign_node
bool assign_node(resource_t *rsc, node_t *node, gboolean force)
Definition: pcmk_sched_clone.c:929
clone_child_action
enum action_tasks clone_child_action(action_t *action)
Definition: pcmk_sched_clone.c:1125
compare_capacity
int compare_capacity(const node_t *node1, const node_t *node2)
Definition: pcmk_sched_utilization.c:72
sched_shutdown_op
pe_action_t * sched_shutdown_op(pe_node_t *node, pe_working_set_t *data_set)
Definition: pcmk_sched_utils.c:456
copy_constraint
pe__location_t * copy_constraint(pe__location_t *constraint)
native_deallocate
void native_deallocate(resource_t *rsc)
Definition: pcmk_sched_utils.c:194
influence_rsc_location
@ influence_rsc_location
Definition: pcmki_sched_utils.h:66
rsc_role_e
rsc_role_e
Definition: common.h:98
copies_per_node
int copies_per_node(resource_t *rsc)
Definition: pcmk_sched_bundle.c:430
run_simulation
int run_simulation(pe_working_set_t *data_set, cib_t *cib, GListPtr op_fail_list, bool quiet)
Definition: pcmk_sched_transition.c:816
internal.h
native_assign_node
gboolean native_assign_node(resource_t *rsc, GListPtr candidates, node_t *chosen, gboolean force)
Definition: pcmk_sched_utils.c:212
pe_ticket_s
Definition: pe_types.h:421
rsc_colocation_new
gboolean rsc_colocation_new(const char *id, const char *node_attr, int score, resource_t *rsc_lh, resource_t *rsc_rh, const char *state_lh, const char *state_rh, pe_working_set_t *data_set)
Definition: pcmk_sched_constraints.c:1339
influence_rsc_priority
@ influence_rsc_priority
Definition: pcmki_sched_utils.h:67
calculate_utilization
void calculate_utilization(GHashTable *current_utilization, GHashTable *utilization, gboolean plus)
Definition: pcmk_sched_utilization.c:113
log_action
void log_action(unsigned int log_level, const char *pre_text, action_t *action, gboolean details)
Definition: pcmk_sched_utils.c:290
pe_action_s
Definition: pe_types.h:371
rsc2node_new
pe__location_t * rsc2node_new(const char *id, pe_resource_t *rsc, int weight, const char *discovery_mode, pe_node_t *node, pe_working_set_t *data_set)
Definition: pcmk_sched_utils.c:14
process_utilization
void process_utilization(resource_t *rsc, node_t **prefer, pe_working_set_t *data_set)
Definition: pcmk_sched_utilization.c:331
find_compatible_child_by_node
resource_t * find_compatible_child_by_node(resource_t *local_child, node_t *local_node, resource_t *rsc, enum rsc_role_e filter, gboolean current)
Definition: pcmk_sched_bundle.c:572
lrmd_event_data_s
Definition: lrmd.h:198
filter_colocation_constraint
enum filter_colocation_res filter_colocation_constraint(resource_t *rsc_lh, resource_t *rsc_rh, rsc_colocation_t *constraint, gboolean preview)
Definition: pcmk_sched_native.c:1609
pcmk__create_history_xml
xmlNode * pcmk__create_history_xml(xmlNode *parent, lrmd_event_data_t *event, const char *caller_version, int target_rc, const char *node, const char *origin, int level)
Definition: pcmk_sched_utils.c:530
filter_colocation_res
filter_colocation_res
Definition: pcmki_sched_utils.h:64
pe_working_set_s
Definition: pe_types.h:118
lrmd.h
Resource agent executor.
influence_nothing
@ influence_nothing
Definition: pcmki_sched_utils.h:65
create_pseudo_resource_op
pe_action_t * create_pseudo_resource_op(resource_t *rsc, const char *task, bool optional, bool runnable, pe_working_set_t *data_set)
Definition: pcmk_sched_utils.c:397
can_run_resources
gboolean can_run_resources(const node_t *node)
Definition: pcmk_sched_utils.c:62
summary_action_flags
enum pe_action_flags summary_action_flags(action_t *action, GListPtr children, node_t *node)
Definition: pcmk_sched_clone.c:1164
cib.h
Cluster Configuration.
can_run_any
gboolean can_run_any(GHashTable *nodes)
Definition: pcmk_sched_utils.c:377
find_compatible_child
pe_resource_t * find_compatible_child(pe_resource_t *local_child, pe_resource_t *rsc, enum rsc_role_e filter, gboolean current, pe_working_set_t *data_set)
Definition: pcmk_sched_clone.c:983
rsc_ticket_new
gboolean rsc_ticket_new(const char *id, resource_t *rsc_lh, ticket_t *ticket, const char *state_lh, const char *loss_policy, pe_working_set_t *data_set)
Definition: pcmk_sched_constraints.c:2695
rsc_colocation_s
Definition: pcmki_scheduler.h:40
cib_s
Definition: cib_types.h:134
pe_types.h
Data types for cluster status.
pe_resource_s
Definition: pe_types.h:293
pe__location_constraint_s
Definition: internal.h:28
modify_configuration
void modify_configuration(pe_working_set_t *data_set, cib_t *cib, const char *quorum, const char *watchdog, GListPtr node_up, GListPtr node_down, GListPtr node_fail, GListPtr op_inject, GListPtr ticket_grant, GListPtr ticket_revoke, GListPtr ticket_standby, GListPtr ticket_activate)
Definition: pcmk_sched_transition.c:411
action_tasks
action_tasks
Definition: common.h:69
pe_node_s
Definition: pe_types.h:217
crm.h
A dumping ground.
invert_constraint
rsc_colocation_t * invert_constraint(rsc_colocation_t *constraint)
is_child_compatible
gboolean is_child_compatible(resource_t *child_rsc, node_t *local_node, enum rsc_role_e filter, gboolean current)
Definition: pcmk_sched_clone.c:953
pcmki_scheduler.h