diff --git a/pengine/clone.c b/pengine/clone.c index 6b562bd3b0..5f901187ef 100644 --- a/pengine/clone.c +++ b/pengine/clone.c @@ -1,1735 +1,1765 @@ /* * Copyright (C) 2004 Andrew Beekhof * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This software is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include #include #include #include #include #define VARIANT_CLONE 1 #include gint sort_clone_instance(gconstpointer a, gconstpointer b, gpointer data_set); void child_stopping_constraints( clone_variant_data_t *clone_data, resource_t *self, resource_t *child, resource_t *last, pe_working_set_t *data_set); void child_starting_constraints( clone_variant_data_t *clone_data, resource_t *self, resource_t *child, resource_t *last, pe_working_set_t *data_set); static node_t * parent_node_instance(const resource_t *rsc, node_t *node) { node_t *ret = NULL; if(node != NULL) { ret = pe_find_node_id( rsc->parent->allowed_nodes, node->details->id); } return ret; } static gboolean did_fail(const resource_t *rsc) { if(is_set(rsc->flags, pe_rsc_failed)) { return TRUE; } slist_iter( child_rsc, resource_t, rsc->children, lpc, if(did_fail(child_rsc)) { return TRUE; } ); return FALSE; } gint sort_clone_instance(gconstpointer a, gconstpointer b, gpointer data_set) { int level = LOG_DEBUG_3; node_t *node1 = NULL; node_t *node2 = NULL; gboolean can1 = TRUE; gboolean can2 = TRUE; gboolean with_scores = TRUE; const resource_t *resource1 = (const resource_t*)a; const resource_t *resource2 = (const resource_t*)b; CRM_ASSERT(resource1 != NULL); CRM_ASSERT(resource2 != NULL); /* allocation order: * - active instances * - instances running on nodes with the least copies * - active instances on nodes that cant support them or are to be fenced * - failed instances * - inactive instances */ do_crm_log_unlikely(level+1, "%s ? %s", resource1->id, resource2->id); if(resource1->running_on && resource2->running_on) { if(g_list_length(resource1->running_on) < g_list_length(resource2->running_on)) { do_crm_log_unlikely(level, "%s < %s: running_on", resource1->id, resource2->id); return -1; } else if(g_list_length(resource1->running_on) > g_list_length(resource2->running_on)) { do_crm_log_unlikely(level, "%s > %s: running_on", resource1->id, resource2->id); return 1; } } if(resource1->running_on) { node1 = resource1->running_on->data; } if(resource2->running_on) { node2 = resource2->running_on->data; } if(node1) { node_t *match = pe_find_node_id(resource1->allowed_nodes, node1->details->id); if(match == NULL || match->weight < 0) { do_crm_log_unlikely(level, "%s: current location is unavailable", resource1->id); node1 = NULL; can1 = FALSE; } } if(node2) { node_t *match = pe_find_node_id(resource2->allowed_nodes, node2->details->id); if(match == NULL || match->weight < 0) { do_crm_log_unlikely(level, "%s: current location is unavailable", resource2->id); node2 = NULL; can2 = FALSE; } } if(can1 != can2) { if(can1) { do_crm_log_unlikely(level, "%s < %s: availability of current location", resource1->id, resource2->id); return -1; } do_crm_log_unlikely(level, "%s > %s: availability of current location", resource1->id, resource2->id); return 1; } if(resource1->priority < resource2->priority) { do_crm_log_unlikely(level, "%s < %s: priority", resource1->id, resource2->id); return 1; } else if(resource1->priority > resource2->priority) { do_crm_log_unlikely(level, "%s > %s: priority", resource1->id, resource2->id); return -1; } if(node1 == NULL && node2 == NULL) { do_crm_log_unlikely(level, "%s == %s: not active", resource1->id, resource2->id); return 0; } if(node1 != node2) { if(node1 == NULL) { do_crm_log_unlikely(level, "%s > %s: active", resource1->id, resource2->id); return 1; } else if(node2 == NULL) { do_crm_log_unlikely(level, "%s < %s: active", resource1->id, resource2->id); return -1; } } can1 = can_run_resources(node1); can2 = can_run_resources(node2); if(can1 != can2) { if(can1) { do_crm_log_unlikely(level, "%s < %s: can", resource1->id, resource2->id); return -1; } do_crm_log_unlikely(level, "%s > %s: can", resource1->id, resource2->id); return 1; } node1 = parent_node_instance(resource1, node1); node2 = parent_node_instance(resource2, node2); if(node1 != NULL && node2 == NULL) { do_crm_log_unlikely(level, "%s < %s: not allowed", resource1->id, resource2->id); return -1; } else if(node1 == NULL && node2 != NULL) { do_crm_log_unlikely(level, "%s > %s: not allowed", resource1->id, resource2->id); return 1; } if(node1 == NULL) { do_crm_log_unlikely(level, "%s == %s: not allowed", resource1->id, resource2->id); return 0; } if(node1->count < node2->count) { do_crm_log_unlikely(level, "%s < %s: count", resource1->id, resource2->id); return -1; } else if(node1->count > node2->count) { do_crm_log_unlikely(level, "%s > %s: count", resource1->id, resource2->id); return 1; } if(with_scores) { int max = 0; int lpc = 0; GListPtr list1 = node_list_dup(resource1->allowed_nodes, FALSE, FALSE); GListPtr list2 = node_list_dup(resource2->allowed_nodes, FALSE, FALSE); list1 = g_list_sort_with_data(list1, sort_node_weight, data_set); list2 = g_list_sort_with_data(list2, sort_node_weight, data_set); max = g_list_length(list1); if(max < g_list_length(list2)) { max = g_list_length(list2); } for(;lpc < max; lpc++) { node1 = g_list_nth_data(list1, lpc); node2 = g_list_nth_data(list2, lpc); if(node1 == NULL) { do_crm_log_unlikely(level, "%s < %s: node score NULL", resource1->id, resource2->id); pe_free_shallow(list1); pe_free_shallow(list2); return 1; } else if(node2 == NULL) { do_crm_log_unlikely(level, "%s > %s: node score NULL", resource1->id, resource2->id); pe_free_shallow(list1); pe_free_shallow(list2); return -1; } if(node1->weight < node2->weight) { do_crm_log_unlikely(level, "%s < %s: node score", resource1->id, resource2->id); pe_free_shallow(list1); pe_free_shallow(list2); return 1; } else if(node1->weight > node2->weight) { do_crm_log_unlikely(level, "%s > %s: node score", resource1->id, resource2->id); pe_free_shallow(list1); pe_free_shallow(list2); return -1; } } pe_free_shallow(list1); pe_free_shallow(list2); } can1 = did_fail(resource1); can2 = did_fail(resource2); if(can1 != can2) { if(can1) { do_crm_log_unlikely(level, "%s > %s: failed", resource1->id, resource2->id); return 1; } do_crm_log_unlikely(level, "%s < %s: failed", resource1->id, resource2->id); return -1; } if(node1 && node2) { int max = 0; int lpc = 0; GListPtr list1 = g_list_append(NULL, node_copy(resource1->running_on->data)); GListPtr list2 = g_list_append(NULL, node_copy(resource2->running_on->data)); /* Possibly a replacement for the with_scores block above */ slist_iter( constraint, rsc_colocation_t, resource1->parent->rsc_cons_lhs, lpc, do_crm_log_unlikely(level+1, "Applying %s to %s", constraint->id, resource1->id); list1 = native_merge_weights( constraint->rsc_lh, resource1->id, list1, constraint->node_attribute, constraint->score/INFINITY, FALSE); ); slist_iter( constraint, rsc_colocation_t, resource2->parent->rsc_cons_lhs, lpc, do_crm_log_unlikely(level+1, "Applying %s to %s", constraint->id, resource2->id); list2 = native_merge_weights( constraint->rsc_lh, resource2->id, list2, constraint->node_attribute, constraint->score/INFINITY, FALSE); ); list1 = g_list_sort_with_data(list1, sort_node_weight, data_set); list2 = g_list_sort_with_data(list2, sort_node_weight, data_set); max = g_list_length(list1); if(max < g_list_length(list2)) { max = g_list_length(list2); } for(;lpc < max; lpc++) { node1 = g_list_nth_data(list1, lpc); node2 = g_list_nth_data(list2, lpc); if(node1 == NULL) { do_crm_log_unlikely(level, "%s < %s: colocated score NULL", resource1->id, resource2->id); pe_free_shallow(list1); pe_free_shallow(list2); return 1; } else if(node2 == NULL) { do_crm_log_unlikely(level, "%s > %s: colocated score NULL", resource1->id, resource2->id); pe_free_shallow(list1); pe_free_shallow(list2); return -1; } if(node1->weight < node2->weight) { do_crm_log_unlikely(level, "%s < %s: colocated score", resource1->id, resource2->id); pe_free_shallow(list1); pe_free_shallow(list2); return 1; } else if(node1->weight > node2->weight) { do_crm_log_unlikely(level, "%s > %s: colocated score", resource1->id, resource2->id); pe_free_shallow(list1); pe_free_shallow(list2); return -1; } } pe_free_shallow(list1); pe_free_shallow(list2); } do_crm_log_unlikely(level, "%s == %s: default %d", resource1->id, resource2->id, node2->weight); return 0; } static node_t * can_run_instance(resource_t *rsc, node_t *node) { node_t *local_node = NULL; clone_variant_data_t *clone_data = NULL; if(can_run_resources(node) == FALSE) { goto bail; } else if(is_set(rsc->flags, pe_rsc_orphan)) { goto bail; } local_node = parent_node_instance(rsc, node); get_clone_variant_data(clone_data, rsc->parent); if(local_node == NULL) { crm_warn("%s cannot run on %s: node not allowed", rsc->id, node->details->uname); goto bail; } else if(local_node->count < clone_data->clone_node_max) { return local_node; } else { crm_debug_2("%s cannot run on %s: node full", rsc->id, node->details->uname); } bail: if(node) { common_update_score(rsc, node->details->id, -INFINITY); } return NULL; } static node_t * color_instance(resource_t *rsc, pe_working_set_t *data_set) { node_t *chosen = NULL; node_t *local_node = NULL; crm_debug_2("Processing %s", rsc->id); if(is_not_set(rsc->flags, pe_rsc_provisional)) { return rsc->fns->location(rsc, NULL, FALSE); } else if(is_set(rsc->flags, pe_rsc_allocating)) { crm_debug("Dependency loop detected involving %s", rsc->id); return NULL; } if(rsc->allowed_nodes) { slist_iter(try_node, node_t, rsc->allowed_nodes, lpc, can_run_instance(rsc, try_node); ); } chosen = rsc->cmds->color(rsc, data_set); if(chosen) { local_node = pe_find_node_id( rsc->parent->allowed_nodes, chosen->details->id); if(local_node) { local_node->count++; } else if(is_set(rsc->flags, pe_rsc_managed)) { /* what to do? we can't enforce per-node limits in this case */ crm_config_err("%s not found in %s (list=%d)", chosen->details->id, rsc->parent->id, g_list_length(rsc->parent->allowed_nodes)); } } return chosen; } static void append_parent_colocation(resource_t *rsc, resource_t *child, gboolean all) { slist_iter(cons, rsc_colocation_t, rsc->rsc_cons, lpc, if(all || cons->score < 0 || cons->score == INFINITY) { child->rsc_cons = g_list_append(child->rsc_cons, cons); } ); slist_iter(cons, rsc_colocation_t, rsc->rsc_cons_lhs, lpc, if(all || cons->score < 0) { child->rsc_cons_lhs = g_list_append(child->rsc_cons_lhs, cons); } ); } node_t * clone_color(resource_t *rsc, pe_working_set_t *data_set) { int allocated = 0; int available_nodes = 0; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); if(is_not_set(rsc->flags, pe_rsc_provisional)) { return NULL; } else if(is_set(rsc->flags, pe_rsc_allocating)) { crm_debug("Dependency loop detected involving %s", rsc->id); return NULL; } set_bit(rsc->flags, pe_rsc_allocating); crm_debug_2("Processing %s", rsc->id); /* this information is used by sort_clone_instance() when deciding in which * order to allocate clone instances */ slist_iter( constraint, rsc_colocation_t, rsc->rsc_cons_lhs, lpc, rsc->allowed_nodes = constraint->rsc_lh->cmds->merge_weights( constraint->rsc_lh, rsc->id, rsc->allowed_nodes, constraint->node_attribute, constraint->score/INFINITY, TRUE); ); dump_node_scores(show_scores?0:scores_log_level, rsc, __FUNCTION__, rsc->allowed_nodes); /* count now tracks the number of clones currently allocated */ slist_iter(node, node_t, rsc->allowed_nodes, lpc, node->count = 0; ); slist_iter(child, resource_t, rsc->children, lpc, if(g_list_length(child->running_on) > 0) { node_t *child_node = child->running_on->data; node_t *local_node = parent_node_instance( child, child->running_on->data); if(local_node) { local_node->count++; } else { crm_err("%s is running on %s which isn't allowed", child->id, child_node->details->uname); } } ); rsc->children = g_list_sort_with_data(rsc->children, sort_clone_instance, data_set); /* count now tracks the number of clones we have allocated */ slist_iter(node, node_t, rsc->allowed_nodes, lpc, node->count = 0; ); rsc->allowed_nodes = g_list_sort_with_data( rsc->allowed_nodes, sort_node_weight, data_set); slist_iter(node, node_t, rsc->allowed_nodes, lpc, if(can_run_resources(node)) { available_nodes++; } ); slist_iter(child, resource_t, rsc->children, lpc, if(allocated >= clone_data->clone_max) { crm_debug("Child %s not allocated - limit reached", child->id); resource_location(child, NULL, -INFINITY, "clone_color:limit_reached", data_set); } else if (clone_data->clone_max < available_nodes) { /* Only include positive colocation preferences of dependant resources * if not every node will get a copy of the clone */ append_parent_colocation(rsc, child, TRUE); } else { append_parent_colocation(rsc, child, FALSE); } if(color_instance(child, data_set)) { allocated++; } ); crm_debug("Allocated %d %s instances of a possible %d", allocated, rsc->id, clone_data->clone_max); clear_bit(rsc->flags, pe_rsc_provisional); clear_bit(rsc->flags, pe_rsc_allocating); return NULL; } static void clone_update_pseudo_status( resource_t *rsc, gboolean *stopping, gboolean *starting, gboolean *active) { if(rsc->children) { slist_iter(child, resource_t, rsc->children, lpc, clone_update_pseudo_status(child, stopping, starting, active) ); return; } CRM_ASSERT(active != NULL); CRM_ASSERT(starting != NULL); CRM_ASSERT(stopping != NULL); if(rsc->running_on) { *active = TRUE; } slist_iter( action, action_t, rsc->actions, lpc, if(*starting && *stopping) { return; } else if(action->optional) { crm_debug_3("Skipping optional: %s", action->uuid); continue; } else if(action->pseudo == FALSE && action->runnable == FALSE){ crm_debug_3("Skipping unrunnable: %s", action->uuid); continue; } else if(safe_str_eq(RSC_STOP, action->task)) { crm_debug_2("Stopping due to: %s", action->uuid); *stopping = TRUE; } else if(safe_str_eq(RSC_START, action->task)) { if(action->runnable == FALSE) { crm_debug_3("Skipping pseudo-op: %s run=%d, pseudo=%d", action->uuid, action->runnable, action->pseudo); } else { crm_debug_2("Starting due to: %s", action->uuid); crm_debug_3("%s run=%d, pseudo=%d", action->uuid, action->runnable, action->pseudo); *starting = TRUE; } } ); } static action_t * find_rsc_action(resource_t *rsc, const char *key, gboolean active_only, GListPtr *list) { action_t *match = NULL; GListPtr possible = NULL; GListPtr active = NULL; possible = find_actions(rsc->actions, key, NULL); if(active_only) { slist_iter(op, action_t, possible, lpc, if(op->optional == FALSE) { active = g_list_append(active, op); } ); if(active && g_list_length(active) == 1) { match = g_list_nth_data(active, 0); } if(list) { *list = active; active = NULL; } } else if(possible && g_list_length(possible) == 1) { match = g_list_nth_data(possible, 0); } if(list) { *list = possible; possible = NULL; } if(possible) { g_list_free(possible); } if(active) { g_list_free(active); } return match; } static void child_ordering_constraints(resource_t *rsc, pe_working_set_t *data_set) { char *key = NULL; action_t *stop = NULL; action_t *start = NULL; action_t *last_stop = NULL; action_t *last_start = NULL; gboolean active_only = TRUE; /* change to false to get the old behavior */ clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); if(clone_data->ordered == FALSE) { return; } slist_iter( child, resource_t, rsc->children, lpc, key = stop_key(child); stop = find_rsc_action(child, key, active_only, NULL); crm_free(key); key = start_key(child); start = find_rsc_action(child, key, active_only, NULL); crm_free(key); if(stop) { if(last_stop) { /* child/child relative stop */ order_actions(stop, last_stop, pe_order_implies_left); } last_stop = stop; } if(start) { if(last_start) { /* child/child relative start */ order_actions(last_start, start, pe_order_implies_left); } last_start = start; } ); } void clone_create_actions(resource_t *rsc, pe_working_set_t *data_set) { gboolean child_active = FALSE; gboolean child_starting = FALSE; gboolean child_stopping = FALSE; action_t *stop = NULL; action_t *stopped = NULL; action_t *start = NULL; action_t *started = NULL; resource_t *last_start_rsc = NULL; resource_t *last_stop_rsc = NULL; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); crm_debug_2("Creating actions for %s", rsc->id); slist_iter( child_rsc, resource_t, rsc->children, lpc, child_rsc->cmds->create_actions(child_rsc, data_set); clone_update_pseudo_status( child_rsc, &child_stopping, &child_starting, &child_active); if(is_set(child_rsc->flags, pe_rsc_starting)) { last_start_rsc = child_rsc; } if(is_set(child_rsc->flags, pe_rsc_stopping)) { last_stop_rsc = child_rsc; } ); /* start */ start = start_action(rsc, NULL, !child_starting); started = custom_action(rsc, started_key(rsc), RSC_STARTED, NULL, !child_starting, TRUE, data_set); start->pseudo = TRUE; start->runnable = TRUE; started->pseudo = TRUE; started->priority = INFINITY; if(child_active || child_starting) { started->runnable = TRUE; } child_ordering_constraints(rsc, data_set); child_starting_constraints(clone_data, rsc, NULL, last_start_rsc, data_set); if(clone_data->start_notify == NULL) { clone_data->start_notify = create_notification_boundaries(rsc, RSC_START, start, started, data_set); } /* stop */ stop = stop_action(rsc, NULL, !child_stopping); stopped = custom_action(rsc, stopped_key(rsc), RSC_STOPPED, NULL, !child_stopping, TRUE, data_set); stop->pseudo = TRUE; stop->runnable = TRUE; stopped->pseudo = TRUE; stopped->runnable = TRUE; stopped->priority = INFINITY; child_stopping_constraints(clone_data, rsc, NULL, last_stop_rsc, data_set); if(clone_data->stop_notify == NULL) { clone_data->stop_notify = create_notification_boundaries(rsc, RSC_STOP, stop, stopped, data_set); if(clone_data->stop_notify && clone_data->start_notify) { order_actions(clone_data->stop_notify->post_done, clone_data->start_notify->pre, pe_order_optional); } } } void child_starting_constraints( clone_variant_data_t *clone_data, resource_t *rsc, resource_t *child, resource_t *last, pe_working_set_t *data_set) { if(child == NULL && last == NULL) { crm_debug("%s has no active children", rsc->id); return; } if(child != NULL) { order_start_start( rsc, child, pe_order_runnable_left|pe_order_implies_left_printed); new_rsc_order(child, RSC_START, rsc, RSC_STARTED, pe_order_implies_right_printed, data_set); } if(FALSE && clone_data->ordered) { if(child == NULL) { /* last child start before global started */ new_rsc_order(last, RSC_START, rsc, RSC_STARTED, pe_order_runnable_left, data_set); } else if(last == NULL) { /* global start before first child start */ order_start_start( rsc, child, pe_order_implies_left); } else { /* child/child relative start */ order_start_start(last, child, pe_order_implies_left); } } } void child_stopping_constraints( clone_variant_data_t *clone_data, resource_t *rsc, resource_t *child, resource_t *last, pe_working_set_t *data_set) { if(child == NULL && last == NULL) { crm_debug("%s has no active children", rsc->id); return; } if(child != NULL) { order_stop_stop(rsc, child, pe_order_shutdown|pe_order_implies_left_printed); new_rsc_order(child, RSC_STOP, rsc, RSC_STOPPED, pe_order_implies_right_printed, data_set); } if(FALSE && clone_data->ordered) { if(last == NULL) { /* first child stop before global stopped */ new_rsc_order(child, RSC_STOP, rsc, RSC_STOPPED, pe_order_runnable_left, data_set); } else if(child == NULL) { /* global stop before last child stop */ order_stop_stop( rsc, last, pe_order_implies_left); } else { /* child/child relative stop */ order_stop_stop(child, last, pe_order_implies_left); } } } void clone_internal_constraints(resource_t *rsc, pe_working_set_t *data_set) { resource_t *last_rsc = NULL; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); native_internal_constraints(rsc, data_set); /* global stop before stopped */ new_rsc_order(rsc, RSC_STOP, rsc, RSC_STOPPED, pe_order_runnable_left, data_set); /* global start before started */ new_rsc_order(rsc, RSC_START, rsc, RSC_STARTED, pe_order_runnable_left, data_set); /* global stopped before start */ new_rsc_order(rsc, RSC_STOPPED, rsc, RSC_START, pe_order_optional, data_set); slist_iter( child_rsc, resource_t, rsc->children, lpc, child_rsc->cmds->internal_constraints(child_rsc, data_set); child_starting_constraints( clone_data, rsc, child_rsc, last_rsc, data_set); child_stopping_constraints( clone_data, rsc, child_rsc, last_rsc, data_set); last_rsc = child_rsc; ); } +static void +assign_node(resource_t *rsc, node_t *node, gboolean force) +{ + if(rsc->children) { + slist_iter( + child_rsc, resource_t, rsc->children, lpc, + native_assign_node(child_rsc, NULL, node, force); + ); + return; + } + native_assign_node(rsc, NULL, node, force); +} + resource_t* find_compatible_child( resource_t *local_child, resource_t *rsc, enum rsc_role_e filter, gboolean current) { node_t *local_node = NULL; node_t *node = NULL; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); local_node = local_child->fns->location(local_child, NULL, current); if(local_node == NULL) { crm_debug("Can't colocate unrunnable child %s with %s", local_child->id, rsc->id); return NULL; } slist_iter( child_rsc, resource_t, rsc->children, lpc, + /* enum rsc_role_e next_role = minimum_resource_state(child_rsc, current); */ enum rsc_role_e next_role = child_rsc->fns->state(child_rsc, current); node = child_rsc->fns->location(child_rsc, NULL, current); if(filter != RSC_ROLE_UNKNOWN && next_role != filter) { crm_debug_2("Filtered %s", child_rsc->id); continue; } if(node && local_node && node->details == local_node->details) { - crm_info("Colocating %s with %s on %s", + crm_info("Pairing %s with %s on %s", local_child->id, child_rsc->id, node->details->uname); return child_rsc; } ); - crm_debug("Can't colocate child %s with %s", - local_child->id, rsc->id); + + crm_debug("Can't pair %s with %s", local_child->id, rsc->id); return NULL; } void clone_rsc_colocation_lh( resource_t *rsc_lh, resource_t *rsc_rh, rsc_colocation_t *constraint) { gboolean do_interleave = FALSE; resource_t *rsc = constraint->rsc_lh; clone_variant_data_t *clone_data = NULL; clone_variant_data_t *clone_data_rh = NULL; if(rsc == NULL) { pe_err("rsc_lh was NULL for %s", constraint->id); return; } else if(constraint->rsc_rh == NULL) { pe_err("rsc_rh was NULL for %s", constraint->id); return; } else { crm_debug_4("Processing constraints from %s", rsc->id); } get_clone_variant_data(clone_data, rsc); if(constraint->rsc_rh->variant == pe_clone || constraint->rsc_rh->variant == pe_master) { get_clone_variant_data( clone_data_rh, constraint->rsc_rh); if(clone_data->clone_node_max != clone_data_rh->clone_node_max) { crm_config_err("Cannot interleave "XML_CIB_TAG_INCARNATION " %s and %s because" " they do not support the same number of" " resources per node", constraint->rsc_lh->id, constraint->rsc_rh->id); /* only the LHS side needs to be labeled as interleave */ } else if(clone_data->interleave) { do_interleave = TRUE; } else if(constraint->score >= INFINITY) { GListPtr lhs = NULL, rhs = NULL; lhs = rsc_lh->allowed_nodes; slist_iter( child_rsc, resource_t, rsc_rh->children, lpc, node_t *chosen = child_rsc->fns->location(child_rsc, NULL, FALSE); if(chosen != NULL) { rhs = g_list_append(rhs, chosen); } ); rsc_lh->allowed_nodes = node_list_exclude(lhs, rhs, TRUE); pe_free_shallow_adv(rhs, FALSE); pe_free_shallow(lhs); return; } } else if(constraint->score >= INFINITY) { crm_config_err("Manditory co-location of clones (%s) with other" " non-clone (%s) resources is not supported", rsc_lh->id, rsc_rh->id); return; } if(do_interleave) { resource_t *rh_child = NULL; slist_iter(lh_child, resource_t, rsc->children, lpc, CRM_ASSERT(lh_child != NULL); rh_child = find_compatible_child( lh_child, rsc_rh, RSC_ROLE_UNKNOWN, FALSE); if(rh_child == NULL) { crm_debug_2("No match found for %s", lh_child->id); + if(constraint->score >= INFINITY) { + crm_info("Inhibiting %s from being active", lh_child->id); + assign_node(lh_child, NULL, TRUE); + } continue; } crm_debug("Interleaving %s with %s", lh_child->id, rh_child->id); lh_child->cmds->rsc_colocation_lh( lh_child, rh_child, constraint); ); return; } slist_iter( child_rsc, resource_t, rsc->children, lpc, child_rsc->cmds->rsc_colocation_lh(child_rsc, constraint->rsc_rh, constraint); ); } void clone_rsc_colocation_rh( resource_t *rsc_lh, resource_t *rsc_rh, rsc_colocation_t *constraint) { clone_variant_data_t *clone_data = NULL; CRM_CHECK(rsc_lh != NULL, return); CRM_CHECK(rsc_lh->variant == pe_native, return); get_clone_variant_data(clone_data, rsc_rh); crm_debug_3("Processing constraint %s: %s -> %s %d", constraint->id, rsc_lh->id, rsc_rh->id, constraint->score); if(rsc_rh == NULL) { pe_err("rsc_rh was NULL for %s", constraint->id); return; } else if(is_set(rsc_rh->flags, pe_rsc_provisional)) { crm_debug_3("%s is still provisional", rsc_rh->id); return; } else if(constraint->score >= INFINITY) { GListPtr lhs = NULL, rhs = NULL; lhs = rsc_lh->allowed_nodes; slist_iter( child_rsc, resource_t, rsc_rh->children, lpc, node_t *chosen = child_rsc->fns->location(child_rsc, NULL, FALSE); if(chosen != NULL) { rhs = g_list_append(rhs, chosen); } ); rsc_lh->allowed_nodes = node_list_exclude(lhs, rhs, FALSE); pe_free_shallow_adv(rhs, FALSE); pe_free_shallow(lhs); return; } slist_iter( child_rsc, resource_t, rsc_rh->children, lpc, child_rsc->cmds->rsc_colocation_rh(rsc_lh, child_rsc, constraint); ); } /* Clone <-> Clone ordering S : Start(ed) S' : Stop(ped) P : Promote(d) D : Demote(d) Started == Demoted First A then B A:0 B:0 Old New Old New S' S' S S' S' S' S' - S' S S S+ S' S S' S S S' S S' S S' S' - S S S - S S S' S S' S' P S' S' S' S' - S' P P P+ S' P S' P P S' P S' P S' S' - P P P - P P S' P D D P D D D D - D P P P+ D P D P P D P D P D D - P P P - P P D P Clone <-> Primitive ordering S : Start(ed) S' : Stop(ped) P : Promote(d) D : Demote(d) F : False T : True F' : A good idea? Started == Demoted First A then B A:0 B Old New Old Create Constraint S' S' S F S' S' S' F' S S' S T S S' S' F S' S S T S' S S' T S S S F' S S S' T S' S' S F S' S' S' F' P S' S T P S' S' F S' P S T S' P S' T P P S F' P P S' F S' S' S F S' S' S' F' D S' S T D S' S' F S' D S T S' D S' T D D S F' D D S' T */ static gboolean detect_restart(resource_t *rsc) { gboolean restart = FALSE; /* Look for restarts */ action_t *start = NULL; char *key = start_key(rsc); GListPtr possible_matches = find_actions(rsc->actions, key, NULL); crm_free(key); if(possible_matches) { start = possible_matches->data; g_list_free(possible_matches); } if(start != NULL && start->optional == FALSE) { restart = TRUE; crm_debug_2("Detected a restart for %s", rsc->id); } /* Otherwise, look for moves */ if(restart == FALSE) { GListPtr old_hosts = NULL; GListPtr new_hosts = NULL; GListPtr intersection = NULL; rsc->fns->location(rsc, &old_hosts, TRUE); rsc->fns->location(rsc, &new_hosts, FALSE); intersection = node_list_and(old_hosts, new_hosts, FALSE); if(intersection == NULL) { restart = TRUE; /* Actually a move but the result is the same */ crm_debug_2("Detected a move for %s", rsc->id); } slist_destroy(node_t, node, intersection, crm_free(node)); g_list_free(old_hosts); g_list_free(new_hosts); } return restart; } static void clone_rsc_order_lh_non_clone(resource_t *rsc, order_constraint_t *order, pe_working_set_t *data_set) { GListPtr hosts = NULL; GListPtr rh_hosts = NULL; GListPtr intersection = NULL; const char *reason = "unknown"; enum action_tasks task = start_rsc; enum rsc_role_e lh_role = RSC_ROLE_STARTED; int any_ordered = 0; gboolean down_stack = TRUE; crm_debug_2("Clone-to-* ordering: %s -> %s 0x%.6x", order->lh_action_task, order->rh_action_task, order->type); if(strstr(order->rh_action_task, "_"RSC_STOP"_0") || strstr(order->rh_action_task, "_"RSC_STOPPED"_0")) { task = stop_rsc; reason = "down activity"; lh_role = RSC_ROLE_STOPPED; order->rh_rsc->fns->location(order->rh_rsc, &rh_hosts, down_stack); } else if(strstr(order->rh_action_task, "_"RSC_DEMOTE"_0") || strstr(order->rh_action_task, "_"RSC_DEMOTED"_0")) { task = action_demote; reason = "demotion activity"; lh_role = RSC_ROLE_SLAVE; order->rh_rsc->fns->location(order->rh_rsc, &rh_hosts, down_stack); } else if(strstr(order->lh_action_task, "_"RSC_PROMOTE"_0") || strstr(order->lh_action_task, "_"RSC_PROMOTED"_0")) { task = action_promote; down_stack = FALSE; reason = "promote activity"; order->rh_rsc->fns->location(order->rh_rsc, &rh_hosts, down_stack); lh_role = RSC_ROLE_MASTER; } else if(strstr(order->rh_action_task, "_"RSC_START"_0") || strstr(order->rh_action_task, "_"RSC_STARTED"_0")) { task = start_rsc; down_stack = FALSE; reason = "up activity"; order->rh_rsc->fns->location(order->rh_rsc, &rh_hosts, down_stack); /* if(order->rh_rsc->variant > pe_clone) { */ /* lh_role = RSC_ROLE_SLAVE; */ /* } */ } else { crm_err("Unknown task: %s", order->rh_action_task); return; } /* slist_iter(h, node_t, rh_hosts, llpc, crm_info("RHH: %s", h->details->uname)); */ slist_iter( child_rsc, resource_t, rsc->children, lpc, gboolean create = FALSE; gboolean restart = FALSE; enum rsc_role_e lh_role_new = child_rsc->fns->state(child_rsc, FALSE); enum rsc_role_e lh_role_old = child_rsc->fns->state(child_rsc, TRUE); enum rsc_role_e child_role = child_rsc->fns->state(child_rsc, down_stack); crm_debug_4("Testing %s->%s for %s: %s vs. %s %s", order->lh_action_task, order->rh_action_task, child_rsc->id, role2text(lh_role), role2text(child_role), order->lh_action_task); if(rh_hosts == NULL) { crm_debug_3("Terminating search: %s.%d list is empty: no possible %s", order->rh_rsc->id, down_stack, reason); break; } if(lh_role_new == lh_role_old) { restart = detect_restart(child_rsc); if(restart == FALSE) { crm_debug_3("Ignoring %s->%s for %s: no relevant %s (no role change)", order->lh_action_task, order->rh_action_task, child_rsc->id, reason); continue; } } hosts = NULL; child_rsc->fns->location(child_rsc, &hosts, down_stack); intersection = node_list_and(hosts, rh_hosts, FALSE); /* slist_iter(h, node_t, hosts, llpc, crm_info("H: %s %s", child_rsc->id, h->details->uname)); */ if(intersection == NULL) { crm_debug_3("Ignoring %s->%s for %s: no relevant %s", order->lh_action_task, order->rh_action_task, child_rsc->id, reason); g_list_free(hosts); continue; } if(restart) { reason = "restart"; create = TRUE; } else if(down_stack) { if(lh_role_old > lh_role) { create = TRUE; } } else if(down_stack == FALSE) { if(lh_role_old < lh_role) { create = TRUE; } } else { any_ordered++; reason = "role"; crm_debug_4("Role: %s->%s for %s: %s vs. %s %s", order->lh_action_task, order->rh_action_task, child_rsc->id, role2text(lh_role_old), role2text(lh_role), order->lh_action_task); } if(create) { char *task = order->lh_action_task; any_ordered++; crm_debug("Enforcing %s->%s for %s on %s: found %s", order->lh_action_task, order->rh_action_task, child_rsc->id, ((node_t*)intersection->data)->details->uname, reason); order->lh_action_task = convert_non_atomic_task(task, child_rsc, TRUE, FALSE); child_rsc->cmds->rsc_order_lh(child_rsc, order, data_set); crm_free(order->lh_action_task); order->lh_action_task = task; } crm_debug_3("Processed %s->%s for %s on %s: %s", order->lh_action_task, order->rh_action_task, child_rsc->id, ((node_t*)intersection->data)->details->uname, reason); /* slist_iter(h, node_t, hosts, llpc, */ /* crm_info("H: %s %s", child_rsc->id, h->details->uname)); */ slist_destroy(node_t, node, intersection, crm_free(node)); g_list_free(hosts); ); g_list_free(rh_hosts); if(any_ordered == 0 && down_stack == FALSE) { GListPtr lh_hosts = NULL; if(order->type & pe_order_runnable_left) { rsc->fns->location(rsc, &lh_hosts, FALSE); } if(lh_hosts == NULL) { order->lh_action_task = convert_non_atomic_task(order->lh_action_task, rsc, TRUE, TRUE); native_rsc_order_lh(rsc, order, data_set); } g_list_free(lh_hosts); } order->type = pe_order_optional; } void clone_rsc_order_lh(resource_t *rsc, order_constraint_t *order, pe_working_set_t *data_set) { resource_t *r1 = NULL; resource_t *r2 = NULL; gboolean do_interleave = FALSE; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); crm_debug_4("%s->%s", order->lh_action_task, order->rh_action_task); if(order->rh_rsc == NULL) { order->lh_action_task = convert_non_atomic_task(order->lh_action_task, rsc, FALSE, TRUE); native_rsc_order_lh(rsc, order, data_set); return; } r1 = uber_parent(rsc); r2 = uber_parent(order->rh_rsc); if(r1 == r2) { native_rsc_order_lh(rsc, order, data_set); return; } if(order->rh_rsc->variant > pe_group && clone_data->interleave) { clone_variant_data_t *clone_data_rh = NULL; get_clone_variant_data(clone_data_rh, order->rh_rsc); if(clone_data->clone_node_max == clone_data_rh->clone_node_max) { /* only the LHS side needs to be labeled as interleave */ do_interleave = TRUE; } else { crm_config_err("Cannot interleave "XML_CIB_TAG_INCARNATION " %s and %s because they do not support the same" " number of resources per node", rsc->id, order->rh_rsc->id); } } if(order->rh_rsc == NULL) { do_interleave = FALSE; } if(do_interleave) { resource_t *lh_child = NULL; resource_t *rh_saved = order->rh_rsc; gboolean current = FALSE; if(strstr(order->lh_action_task, "_stop_0") || strstr(order->lh_action_task, "_demote_0")) { current = TRUE; } slist_iter( rh_child, resource_t, rh_saved->children, lpc, CRM_ASSERT(rh_child != NULL); lh_child = find_compatible_child(rh_child, rsc, RSC_ROLE_UNKNOWN, current); if(lh_child == NULL) { crm_debug_2("No match found for %s", rh_child->id); + + /* Me no like this hack - but what else can we do? + * + * If there is no-one active or about to be active + * on the same node as rh_child, then they must + * not be allowed to start + */ + if(current == FALSE /* Only when building up the stack */ + && (order->type & (pe_order_runnable_left|pe_order_implies_right)) /* Mandatory */) { + crm_info("Inhibiting %s from being active", rh_child->id); + assign_node(rh_child, NULL, TRUE); + } continue; } crm_notice("Interleaving %s with %s", lh_child->id, rh_child->id); order->rh_rsc = rh_child; lh_child->cmds->rsc_order_lh(lh_child, order, data_set); order->rh_rsc = rh_saved; ); } else { #if 0 if(order->type != pe_order_optional) { crm_debug("Upgraded ordering constraint %d - 0x%.6x", order->id, order->type); native_rsc_order_lh(rsc, order, data_set); } #endif if(order->rh_rsc->variant < pe_clone) { clone_rsc_order_lh_non_clone(rsc, order, data_set); } else if(order->type & pe_order_implies_left) { if(rsc->variant == order->rh_rsc->variant) { crm_debug_2("Clone-to-clone ordering: %s -> %s 0x%.6x", order->lh_action_task, order->rh_action_task, order->type); /* stop instances on the same nodes as stopping RHS instances */ slist_iter( child_rsc, resource_t, rsc->children, lpc, native_rsc_order_lh(child_rsc, order, data_set); ); } else { /* stop everything */ slist_iter( child_rsc, resource_t, rsc->children, lpc, native_rsc_order_lh(child_rsc, order, data_set); ); } } } if(do_interleave == FALSE || clone_data->ordered) { order->lh_action_task = convert_non_atomic_task(order->lh_action_task, rsc, FALSE, TRUE); native_rsc_order_lh(rsc, order, data_set); } if(is_set(rsc->flags, pe_rsc_notify)) { order->type = pe_order_optional; order->lh_action_task = convert_non_atomic_task(order->lh_action_task, rsc, TRUE, TRUE); native_rsc_order_lh(rsc, order, data_set); } } static void clone_rsc_order_rh_non_clone( resource_t *lh_p, action_t *lh_action, resource_t *rsc, order_constraint_t *order) { GListPtr hosts = NULL; GListPtr lh_hosts = NULL; GListPtr intersection = NULL; const char *reason = "unknown"; gboolean restart = FALSE; gboolean down_stack = TRUE; enum rsc_role_e rh_role = RSC_ROLE_STARTED; enum action_tasks task = start_rsc; enum rsc_role_e lh_role_new = lh_p->fns->state(lh_p, FALSE); enum rsc_role_e lh_role_old = lh_p->fns->state(lh_p, TRUE); /* Make sure the pre-req will be active */ if(order->type & pe_order_runnable_left) { lh_p->fns->location(lh_p, &lh_hosts, FALSE); if(lh_hosts == NULL) { crm_debug("Terminating search: Pre-requisite %s of %s is unrunnable", lh_p->id, rsc->id); native_rsc_order_rh(lh_action, rsc, order); return; } g_list_free(lh_hosts); lh_hosts = NULL; } if(strstr(order->lh_action_task, "_"RSC_STOP"_0") || strstr(order->lh_action_task, "_"RSC_STOPPED"_0")) { task = stop_rsc; reason = "down activity"; rh_role = RSC_ROLE_STOPPED; lh_p->fns->location(lh_p, &lh_hosts, down_stack); /* These actions are not possible for non-clones } else if(strstr(order->lh_action_task, "_"RSC_DEMOTE"_0") || strstr(order->lh_action_task, "_"RSC_DEMOTED"_0")) { task = action_demote; rh_role = RSC_ROLE_SLAVE; reason = "demotion activity"; lh_p->fns->location(lh_p, &lh_hosts, down_stack); } else if(strstr(order->lh_action_task, "_"RSC_PROMOTE"_0") || strstr(order->lh_action_task, "_"RSC_PROMOTED"_0")) { task = action_promote; down_stack = FALSE; reason = "promote activity"; lh_p->fns->location(lh_p, &lh_hosts, down_stack); rh_role = RSC_ROLE_MASTER; */ } else if(strstr(order->lh_action_task, "_"RSC_START"_0") || strstr(order->lh_action_task, "_"RSC_STARTED"_0")) { task = start_rsc; down_stack = FALSE; reason = "up activity"; lh_p->fns->location(lh_p, &lh_hosts, down_stack); } else { crm_err("Unknown action: %s", order->lh_action_task); return; } if(lh_role_new == lh_role_old) { restart = detect_restart(lh_action->rsc); if(FALSE && restart == FALSE) { crm_debug_3("Ignoring %s->%s for %s: no relevant %s (no role change)", lh_action->task, order->lh_action_task, lh_p->id, reason); goto cleanup; } } /* slist_iter(h, node_t, lh_hosts, llpc, crm_info("LHH: %s", h->details->uname)); */ slist_iter( child_rsc, resource_t, rsc->children, lpc, gboolean create = FALSE; enum rsc_role_e child_role = child_rsc->fns->state(child_rsc, down_stack); crm_debug_4("Testing %s->%s for %s: %s vs. %s %s", lh_action->task, order->lh_action_task, child_rsc->id, role2text(rh_role), role2text(child_role), order->lh_action_task); if(lh_hosts == NULL) { crm_debug_3("Terminating search: %s.%d list is empty: no possible %s", order->rh_rsc->id, down_stack, reason); break; } hosts = NULL; child_rsc->fns->location(child_rsc, &hosts, down_stack); intersection = node_list_and(hosts, lh_hosts, FALSE); if(intersection == NULL) { crm_debug_3("Ignoring %s->%s for %s: no relevant %s", lh_action->task, order->lh_action_task, child_rsc->id, reason); g_list_free(hosts); continue; } /* slist_iter(h, node_t, hosts, llpc, crm_info("H: %s %s", child_rsc->id, h->details->uname)); */ if(restart) { reason = "restart"; create = TRUE; } else if(down_stack && lh_role_old >= rh_role) { create = TRUE; } else if(down_stack == FALSE && lh_role_old <= rh_role) { create = TRUE; } else { reason = "role"; } if(create) { enum pe_ordering type = order->type; child_rsc->cmds->rsc_order_rh(lh_action, child_rsc, order); order->type = pe_order_optional; native_rsc_order_rh(lh_action, rsc, order); order->type = type; } crm_debug_3("Processed %s->%s for %s on %s: found %s%s", lh_action->task, order->lh_action_task, child_rsc->id, ((node_t*)intersection->data)->details->uname, reason, create?" - enforced":""); /* slist_iter(h, node_t, hosts, llpc, */ /* crm_info("H: %s %s", child_rsc->id, h->details->uname)); */ slist_destroy(node_t, node, intersection, crm_free(node)); g_list_free(hosts); ); cleanup: g_list_free(lh_hosts); } void clone_rsc_order_rh( action_t *lh_action, resource_t *rsc, order_constraint_t *order) { enum pe_ordering type = order->type; clone_variant_data_t *clone_data = NULL; resource_t *lh_p = uber_parent(lh_action->rsc); get_clone_variant_data(clone_data, rsc); crm_debug_2("%s->%s", order->lh_action_task, order->rh_action_task); if(safe_str_eq(CRM_OP_PROBED, lh_action->uuid)) { slist_iter( child_rsc, resource_t, rsc->children, lpc, child_rsc->cmds->rsc_order_rh(lh_action, child_rsc, order); ); if(rsc->fns->state(rsc, TRUE) < RSC_ROLE_STARTED && rsc->fns->state(rsc, FALSE) > RSC_ROLE_STOPPED) { order->type |= pe_order_implies_right; } } else if(lh_p && lh_p != rsc && lh_p->variant < pe_clone) { clone_rsc_order_rh_non_clone(lh_p, lh_action, rsc, order); return; } native_rsc_order_rh(lh_action, rsc, order); order->type = type; } void clone_rsc_location(resource_t *rsc, rsc_to_node_t *constraint) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); crm_debug_3("Processing location constraint %s for %s", constraint->id, rsc->id); native_rsc_location(rsc, constraint); slist_iter( child_rsc, resource_t, rsc->children, lpc, child_rsc->cmds->rsc_location(child_rsc, constraint); ); } void clone_expand(resource_t *rsc, pe_working_set_t *data_set) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); if(clone_data->start_notify) { collect_notification_data(rsc, TRUE, TRUE, clone_data->start_notify); expand_notification_data(clone_data->start_notify); create_notifications(rsc, clone_data->start_notify, data_set); } if(clone_data->stop_notify) { collect_notification_data(rsc, TRUE, TRUE, clone_data->stop_notify); expand_notification_data(clone_data->stop_notify); create_notifications(rsc, clone_data->stop_notify, data_set); } if(clone_data->promote_notify) { collect_notification_data(rsc, TRUE, TRUE, clone_data->promote_notify); expand_notification_data(clone_data->promote_notify); create_notifications(rsc, clone_data->promote_notify, data_set); } if(clone_data->demote_notify) { collect_notification_data(rsc, TRUE, TRUE, clone_data->demote_notify); expand_notification_data(clone_data->demote_notify); create_notifications(rsc, clone_data->demote_notify, data_set); } /* Now that the notifcations have been created we can expand the children */ slist_iter( child_rsc, resource_t, rsc->children, lpc, child_rsc->cmds->expand(child_rsc, data_set)); native_expand(rsc, data_set); /* The notifications are in the graph now, we can destroy the notify_data */ free_notification_data(clone_data->demote_notify); clone_data->demote_notify = NULL; free_notification_data(clone_data->stop_notify); clone_data->stop_notify = NULL; free_notification_data(clone_data->start_notify); clone_data->start_notify = NULL; free_notification_data(clone_data->promote_notify); clone_data->promote_notify = NULL; } static gint sort_rsc_id(gconstpointer a, gconstpointer b) { const resource_t *resource1 = (const resource_t*)a; const resource_t *resource2 = (const resource_t*)b; CRM_ASSERT(resource1 != NULL); CRM_ASSERT(resource2 != NULL); return strcmp(resource1->id, resource2->id); } static resource_t *find_instance_on(resource_t *rsc, node_t *node) { slist_iter(child, resource_t, rsc->children, lpc, GListPtr known_list = NULL; rsc_known_on(child, &known_list); slist_iter(known, node_t, known_list, lpc2, if(node->details == known->details) { g_list_free(known_list); return child; } ); g_list_free(known_list); ); return NULL; } gboolean clone_create_probe(resource_t *rsc, node_t *node, action_t *complete, gboolean force, pe_working_set_t *data_set) { gboolean any_created = FALSE; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); rsc->children = g_list_sort(rsc->children, sort_rsc_id); if(rsc->children == NULL) { pe_warn("Clone %s has no children", rsc->id); return FALSE; } if(is_not_set(rsc->flags, pe_rsc_unique) && clone_data->clone_node_max == 1) { /* only look for one copy */ resource_t *child = NULL; /* Try whoever we probed last time */ child = find_instance_on(rsc, node); if(child) { return child->cmds->create_probe( child, node, complete, force, data_set); } /* Try whoever we plan on starting there */ slist_iter( child_rsc, resource_t, rsc->children, lpc, node_t *local_node = child_rsc->fns->location(child_rsc, NULL, FALSE); if(local_node == NULL) { continue; } if(local_node->details == node->details) { return child_rsc->cmds->create_probe( child_rsc, node, complete, force, data_set); } ); /* Fall back to the first clone instance */ child = rsc->children->data; return child->cmds->create_probe(child, node, complete, force, data_set); } slist_iter( child_rsc, resource_t, rsc->children, lpc, if(child_rsc->cmds->create_probe( child_rsc, node, complete, force, data_set)) { any_created = TRUE; } if(any_created && is_not_set(rsc->flags, pe_rsc_unique) && clone_data->clone_node_max == 1) { /* only look for one copy (clone :0) */ break; } ); return any_created; } void clone_append_meta(resource_t *rsc, xmlNode *xml) { char *name = NULL; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); name = crm_meta_name(XML_RSC_ATTR_UNIQUE); crm_xml_add(xml, name, is_set(rsc->flags, pe_rsc_unique)?"true":"false"); crm_free(name); name = crm_meta_name(XML_RSC_ATTR_NOTIFY); crm_xml_add(xml, name, is_set(rsc->flags, pe_rsc_notify)?"true":"false"); crm_free(name); name = crm_meta_name(XML_RSC_ATTR_INCARNATION_MAX); crm_xml_add_int(xml, name, clone_data->clone_max); crm_free(name); name = crm_meta_name(XML_RSC_ATTR_INCARNATION_NODEMAX); crm_xml_add_int(xml, name, clone_data->clone_node_max); crm_free(name); }