diff --git a/crm/pengine/clone.c b/crm/pengine/clone.c index 5da3e5c0b1..2419252cd1 100644 --- a/crm/pengine/clone.c +++ b/crm/pengine/clone.c @@ -1,1267 +1,1322 @@ -/* $Id: clone.c,v 1.4 2006/06/22 09:14:23 andrew Exp $ */ +/* $Id: clone.c,v 1.5 2006/07/05 14:20:02 andrew Exp $ */ /* * 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 void clone_create_notifications( resource_t *rsc, action_t *action, action_t *action_complete, pe_working_set_t *data_set); extern gboolean rsc_colocation_new( const char *id, enum con_strength strength, resource_t *rsc_lh, resource_t *rsc_rh, const char *state_lh, const char *state_rh); typedef struct clone_variant_data_s { resource_t *self; int clone_max; int clone_node_max; int active_clones; int max_nodes; gboolean interleave; gboolean ordered; crm_data_t *xml_obj_child; gboolean notify_confirm; GListPtr child_list; /* resource_t* */ } clone_variant_data_t; void child_stopping_constraints( clone_variant_data_t *clone_data, enum pe_ordering type, resource_t *child, resource_t *last, pe_working_set_t *data_set); void child_starting_constraints( clone_variant_data_t *clone_data, enum pe_ordering type, resource_t *child, resource_t *last, pe_working_set_t *data_set); #define get_clone_variant_data(data, rsc) \ CRM_ASSERT(rsc->variant == pe_clone || rsc->variant == pe_master); \ data = (clone_variant_data_t *)rsc->variant_opaque; void clone_set_cmds(resource_t *rsc) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); clone_data->self->cmds = &resource_class_alloc_functions[clone_data->self->variant]; slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, child_rsc->cmds = &resource_class_alloc_functions[child_rsc->variant]; child_rsc->cmds->set_cmds(child_rsc); ); } int clone_num_allowed_nodes(resource_t *rsc) { int num_nodes = 0; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); /* what *should* we return here? */ slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, int tmp_num_nodes = child_rsc->cmds->num_allowed_nodes(child_rsc); if(tmp_num_nodes > num_nodes) { num_nodes = tmp_num_nodes; } ); return num_nodes; } static gint sort_rsc_provisional(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); if(resource1->provisional == resource2->provisional) { return 0; } else if(resource1->provisional) { return 1; } else if(resource2->provisional) { return -1; } CRM_CHECK(FALSE, return 0); return 0; } -static gboolean -can_run_resources(node_t *node) -{ - if(node->details->online == FALSE - || node->details->unclean - || node->details->standby) { - crm_debug_2("%s: online=%d, unclean=%d, standby=%d", - node->details->uname, node->details->online, - node->details->unclean, node->details->standby); - return FALSE; - } - return TRUE; -} static GListPtr next_color(GListPtr head, GListPtr iter, int max) { color_t *color = NULL; GListPtr local_iter = iter; crm_debug_4("Checking iter: %p", iter); if(local_iter != NULL) { local_iter = local_iter->next; } for(; local_iter != NULL; local_iter = local_iter->next) { color = local_iter->data; crm_debug_5("Color %d: %d", color->details->id, color->details->num_resources); if(color->details->num_resources < max) { return local_iter; } } local_iter = head; crm_debug_4("Now checking head: %p", head); for(; local_iter != NULL; local_iter = local_iter->next) { color = local_iter->data; crm_debug_5("Color %d: %d", color->details->id, color->details->num_resources); if(color->details->num_resources < max) { return local_iter; } } crm_debug_3("Nothing available: %p", head); return NULL; } extern void group_assign_color(resource_t *rsc, color_t *group_color); color_t * clone_color(resource_t *rsc, pe_working_set_t *data_set) { GListPtr color_ptr = NULL; GListPtr child_colors = NULL; int local_node_max = 0; + int reverse_pointer = 0; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); if(clone_data->self->provisional == FALSE) { return NULL; } local_node_max = clone_data->clone_node_max; clone_data->max_nodes = rsc->cmds->num_allowed_nodes(rsc); /* give already allocated resources every chance to run on the node * specified. other resources can be moved/started where we want * as required */ clone_data->child_list = g_list_sort( clone_data->child_list, sort_rsc_provisional); crm_debug_2("Coloring children of: %s", rsc->id); if(rsc->stickiness <= 0) { while(local_node_max > 1 && clone_data->max_nodes * (local_node_max -1) >= clone_data->clone_max) { local_node_max--; crm_debug("Dropped the effective value of" " clone_node_max to: %d", local_node_max); } } clone_data->self->allowed_nodes = g_list_sort( clone_data->self->allowed_nodes, sort_node_weight); slist_iter(a_node, node_t, clone_data->self->allowed_nodes, lpc, color_t *new_color = NULL; if(can_run_resources(a_node) == FALSE) { crm_debug_2("Node cant run resources: %s", a_node->details->uname); continue; } crm_debug_3("Processing node %s for: %s", a_node->details->uname, rsc->id); new_color = create_color(data_set, NULL, NULL); + new_color->local_weight = a_node->weight; new_color->details->candidate_nodes = g_list_append( NULL, node_copy(a_node)); + child_colors = g_list_append(child_colors, new_color); + crm_debug_3("Created color %d for node %s (score = %d): %s", + new_color->id, a_node->details->uname, a_node->weight, rsc->id); slist_iter(child, resource_t, clone_data->child_list, lpc2, node_t *current = NULL; if(child->provisional == FALSE) { CRM_CHECK(child->color != NULL, continue); current = child->color->details->chosen_node; } else if(child->running_on != NULL) { current = child->running_on->data; } if(current == NULL) { crm_debug_2("Not active: %s", child->id); continue; } else if(current->details->online == FALSE || current->details->unclean || current->details->shutdown) { crm_debug_2("Unavailable node: %s", child->id); continue; } else if(current->details != a_node->details) { crm_debug_2("Wrong node: %s", child->id); continue; } else if(child->provisional == FALSE) { /* make sure it shows up */ native_assign_color(child, new_color); crm_debug("Previously colored: %s", child->id); continue; } else if(g_list_length(child->running_on) != 1) { crm_debug("active != 1: %s", child->id); continue; } else if(new_color->details->num_resources >= local_node_max) { crm_warn("Node %s too full for: %s", a_node->details->uname, child->id); continue; } + a_node->weight = merge_weights(a_node->weight, child->stickiness); + new_color->local_weight = a_node->weight; + crm_debug_2("Assigning color: %s", child->id); native_assign_color(child, new_color); - ); + native_assign_color(rsc, new_color); - child_colors = g_list_append(child_colors, new_color); ); - while(local_node_max > 1 && clone_data->max_nodes * (local_node_max -1) >= clone_data->clone_max) { local_node_max--; crm_debug("Dropped the effective value of clone_node_max to: %d", local_node_max); } + + child_colors = g_list_sort(child_colors, sort_color_weight); + /* allocate the rest */ slist_iter(child, resource_t, clone_data->child_list, lpc2, if(child->provisional == FALSE) { crm_debug_2("Skipping allocated resource: %s", child->id); continue; } crm_debug_2("Processing unalloc'd resource: %s", child->id); color_ptr = next_color( child_colors, color_ptr, local_node_max); if(child->variant == pe_native) { native_assign_color(child, color_ptr?color_ptr->data:data_set->no_color); } else if(child->variant == pe_group) { group_assign_color(child, color_ptr?color_ptr->data:data_set->no_color); } else { crm_err("Bad variant: %d", child->variant); } ); clone_data->self->provisional = FALSE; + if(rsc->stickiness >= INFINITY) { + return NULL; + } + + reverse_pointer = g_list_length(child_colors) - 1; + slist_iter(color, color_t, child_colors, lpc, + color_t *replace_color = NULL; + resource_t *replace_rsc = NULL; + + CRM_CHECK(color != NULL, continue); + if(color->details->num_resources != 0) { + crm_debug_4("color %d has %d resources", + color->id, color->details->num_resources); + break; + + } else if(lpc >= reverse_pointer) { + crm_debug_3("lpc %d, reverse lpc %d", lpc, reverse_pointer); + break; + } + + crm_debug_3("Color %d has %d resources, stealing one from...", + color->id, color->details->num_resources); + + do { + crm_debug_3("lpc %d, reverse lpc %d", lpc, reverse_pointer); + if(lpc >= reverse_pointer) { + return NULL; + } + replace_color = g_list_nth_data(child_colors, reverse_pointer); + reverse_pointer--; + + CRM_CHECK(replace_color != NULL, continue); + CRM_CHECK(replace_color->details->num_resources >= 0, continue); + if(replace_color->details->num_resources == 0) { + continue; + } + + CRM_CHECK(replace_color->details->allocated_resources != NULL, continue); + replace_rsc = replace_color->details->allocated_resources->data; + + crm_debug_3("\tColor %d with %d resources (index = %d, rsc = %s)", + replace_color->id, replace_color->details->num_resources, + reverse_pointer+1, replace_rsc?replace_rsc->id:"none"); + + } while(replace_color == NULL + || replace_color->id == 0 + || replace_color->details->num_resources == 0); + + if(replace_rsc->variant == pe_native) { + native_assign_color(replace_rsc, color); + + } else if(replace_rsc->variant == pe_group) { + group_assign_color(replace_rsc, color); + + } else { + crm_err("Bad variant: %d", replace_rsc->variant); + } + ); + return NULL; } static void clone_update_pseudo_status( resource_t *child, gboolean *stopping, gboolean *starting) { CRM_ASSERT(stopping != NULL); CRM_ASSERT(starting != NULL); slist_iter( action, action_t, child->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(CRMD_ACTION_STOP, action->task)) { crm_debug_2("Stopping due to: %s", action->uuid); *stopping = TRUE; } else if(safe_str_eq(CRMD_ACTION_START, action->task)) { if(action->runnable == FALSE) { crm_debug_3("Skipping pseduo-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; } } ); } void clone_create_actions(resource_t *rsc, pe_working_set_t *data_set) { gboolean child_starting = FALSE; gboolean child_stopping = FALSE; action_t *stop = NULL; action_t *start = NULL; action_t *action_complete = 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); slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, child_rsc->cmds->create_actions(child_rsc, data_set); clone_update_pseudo_status( child_rsc, &child_stopping, &child_starting); if(child_rsc->starting) { last_start_rsc = child_rsc; } if(child_rsc->stopping) { last_stop_rsc = child_rsc; } ); /* start */ start = start_action(clone_data->self, NULL, !child_starting); action_complete = custom_action( clone_data->self, started_key(rsc), CRMD_ACTION_STARTED, NULL, !child_starting, TRUE, data_set); start->pseudo = TRUE; action_complete->pseudo = TRUE; action_complete->priority = INFINITY; child_starting_constraints(clone_data, pe_ordering_optional, NULL, last_start_rsc, data_set); clone_create_notifications( rsc, start, action_complete, data_set); /* stop */ stop = stop_action(clone_data->self, NULL, !child_stopping); action_complete = custom_action( clone_data->self, stopped_key(rsc), CRMD_ACTION_STOPPED, NULL, !child_stopping, TRUE, data_set); stop->pseudo = TRUE; action_complete->pseudo = TRUE; action_complete->priority = INFINITY; child_stopping_constraints(clone_data, pe_ordering_optional, NULL, last_stop_rsc, data_set); clone_create_notifications(rsc, stop, action_complete, data_set); rsc->actions = clone_data->self->actions; if(stop->post_notified != NULL && start->pre_notify != NULL) { order_actions(stop->post_notified, start->pre_notify, pe_ordering_optional); } } void clone_create_notifications( resource_t *rsc, action_t *action, action_t *action_complete, pe_working_set_t *data_set) { /* * pre_notify -> pre_notify_complete -> pseudo_action * -> (real actions) -> pseudo_action_complete * -> post_notify -> post_notify_complete * * if the pre_noitfy requires confirmation, * then a list of confirmations will be added as triggers * to pseudo_action in clone_expand() */ action_t *notify = NULL; action_t *notify_complete = NULL; enum action_tasks task; char *notify_key = NULL; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); if(rsc->notify == FALSE) { return; } task = text2task(action->task); /* create pre_notify */ notify_key = generate_notify_key( clone_data->self->id, "pre", action->task); notify = custom_action(clone_data->self, notify_key, CRMD_ACTION_NOTIFY, NULL, action->optional, TRUE, data_set); add_hash_param(notify->meta, "notify_type", "pre"); add_hash_param(notify->meta, "notify_operation", action->task); if(clone_data->notify_confirm) { add_hash_param(notify->meta, "notify_confirm", "yes"); } else { add_hash_param(notify->meta, "notify_confirm", "no"); } notify->pseudo = TRUE; /* create pre_notify_complete */ notify_key = generate_notify_key( clone_data->self->id, "confirmed-pre", action->task); notify_complete = custom_action(clone_data->self, notify_key, CRMD_ACTION_NOTIFIED, NULL, action->optional, TRUE, data_set); add_hash_param(notify_complete->meta, "notify_type", "pre"); add_hash_param(notify_complete->meta, "notify_operation", action->task); if(clone_data->notify_confirm) { add_hash_param(notify->meta, "notify_confirm", "yes"); } else { add_hash_param(notify->meta, "notify_confirm", "no"); } notify->pseudo = TRUE; notify_complete->pseudo = TRUE; /* pre_notify before pre_notify_complete */ custom_action_order( clone_data->self, NULL, notify, clone_data->self, NULL, notify_complete, pe_ordering_manditory, data_set); /* pre_notify_complete before action */ custom_action_order( clone_data->self, NULL, notify_complete, clone_data->self, NULL, action, pe_ordering_manditory, data_set); action->pre_notify = notify; action->pre_notified = notify_complete; /* create post_notify */ notify_key = generate_notify_key (clone_data->self->id, "post", action->task); notify = custom_action(clone_data->self, notify_key, CRMD_ACTION_NOTIFY, NULL, action_complete->optional, TRUE, data_set); add_hash_param(notify->meta, "notify_type", "post"); add_hash_param(notify->meta, "notify_operation", action->task); if(clone_data->notify_confirm) { add_hash_param(notify->meta, "notify_confirm", "yes"); } else { add_hash_param(notify->meta, "notify_confirm", "no"); } notify->pseudo = TRUE; /* action_complete before post_notify */ custom_action_order( clone_data->self, NULL, action_complete, clone_data->self, NULL, notify, pe_ordering_postnotify, data_set); /* create post_notify_complete */ notify_key = generate_notify_key( clone_data->self->id, "confirmed-post", action->task); notify_complete = custom_action(clone_data->self, notify_key, CRMD_ACTION_NOTIFIED, NULL, action->optional, TRUE, data_set); add_hash_param(notify_complete->meta, "notify_type", "pre"); add_hash_param(notify_complete->meta, "notify_operation", action->task); if(clone_data->notify_confirm) { add_hash_param(notify->meta, "notify_confirm", "yes"); } else { add_hash_param(notify->meta, "notify_confirm", "no"); } notify_complete->pseudo = TRUE; /* post_notify before post_notify_complete */ custom_action_order( clone_data->self, NULL, notify, clone_data->self, NULL, notify_complete, pe_ordering_manditory, data_set); action->post_notify = notify; action->post_notified = notify_complete; if(safe_str_eq(action->task, CRMD_ACTION_STOP)) { /* post_notify_complete before start */ custom_action_order( clone_data->self, NULL, notify_complete, clone_data->self, start_key(clone_data->self), NULL, pe_ordering_optional, data_set); } else if(safe_str_eq(action->task, CRMD_ACTION_START)) { /* post_notify_complete before promote */ custom_action_order( clone_data->self, NULL, notify_complete, clone_data->self, promote_key(clone_data->self), NULL, pe_ordering_optional, data_set); } else if(safe_str_eq(action->task, CRMD_ACTION_DEMOTE)) { /* post_notify_complete before promote */ custom_action_order( clone_data->self, NULL, notify_complete, clone_data->self, stop_key(clone_data->self), NULL, pe_ordering_optional, data_set); } } void child_starting_constraints( clone_variant_data_t *clone_data, enum pe_ordering type, resource_t *child, resource_t *last, pe_working_set_t *data_set) { if(clone_data->ordered || clone_data->self->restart_type == pe_restart_restart) { type = pe_ordering_manditory; } if(child == NULL) { if(clone_data->ordered && last != NULL) { crm_debug_4("Ordered version (last node)"); /* last child start before global started */ custom_action_order( last, start_key(last), NULL, clone_data->self, started_key(clone_data->self), NULL, type, data_set); } } else if(clone_data->ordered) { crm_debug_4("Ordered version"); if(last == NULL) { /* global start before first child start */ last = clone_data->self; } /* else: child/child relative start */ order_start_start(last, child, type); } else { crm_debug_4("Un-ordered version"); /* child start before global started */ custom_action_order( child, start_key(child), NULL, clone_data->self, started_key(clone_data->self), NULL, type, data_set); /* global start before child start */ /* order_start_start(clone_data->self, child, type); */ order_start_start( clone_data->self, child, pe_ordering_manditory); } } void child_stopping_constraints( clone_variant_data_t *clone_data, enum pe_ordering type, resource_t *child, resource_t *last, pe_working_set_t *data_set) { if(clone_data->ordered || clone_data->self->restart_type == pe_restart_restart) { type = pe_ordering_manditory; } if(child == NULL) { if(clone_data->ordered && last != NULL) { crm_debug_4("Ordered version (last node)"); /* global stop before first child stop */ order_stop_stop(clone_data->self, last, pe_ordering_manditory); } } else if(clone_data->ordered && last != NULL) { crm_debug_4("Ordered version"); /* child/child relative stop */ order_stop_stop(child, last, type); } else if(clone_data->ordered) { crm_debug_4("Ordered version (1st node)"); /* first child stop before global stopped */ custom_action_order( child, stop_key(child), NULL, clone_data->self, stopped_key(clone_data->self), NULL, type, data_set); } else { crm_debug_4("Un-ordered version"); /* child stop before global stopped */ custom_action_order( child, stop_key(child), NULL, clone_data->self, stopped_key(clone_data->self), NULL, type, data_set); /* global stop before child stop */ order_stop_stop(clone_data->self, child, type); } } 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); clone_data->self->cmds->internal_constraints(clone_data->self, data_set); /* global stop before stopped */ custom_action_order( clone_data->self, stop_key(clone_data->self), NULL, clone_data->self, stopped_key(clone_data->self), NULL, pe_ordering_optional, data_set); /* global start before started */ custom_action_order( clone_data->self, start_key(clone_data->self), NULL, clone_data->self, started_key(clone_data->self), NULL, pe_ordering_optional, data_set); /* global stopped before start */ custom_action_order( clone_data->self, stopped_key(clone_data->self), NULL, clone_data->self, start_key(clone_data->self), NULL, pe_ordering_optional, data_set); slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, child_rsc->cmds->internal_constraints(child_rsc, data_set); child_starting_constraints( clone_data, pe_ordering_optional, child_rsc, last_rsc, data_set); child_stopping_constraints( clone_data, pe_ordering_optional, child_rsc, last_rsc, data_set); last_rsc = child_rsc; ); child_starting_constraints( clone_data, pe_ordering_optional, NULL, last_rsc, data_set); child_stopping_constraints( clone_data, pe_ordering_optional, NULL, last_rsc, data_set); } static resource_t* find_compatible_child(resource_t *local_child, resource_t *rsc) { node_t *local_node = NULL; node_t *node = NULL; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); CRM_ASSERT(local_child->color != NULL); local_node = local_child->color->details->candidate_nodes->data; 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, clone_data->child_list, lpc, CRM_ASSERT(child_rsc->color != NULL); node = child_rsc->color->details->candidate_nodes->data; if(node->details == local_node->details) { crm_info("Colocating %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); 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) { get_clone_variant_data( clone_data_rh, constraint->rsc_rh); if(clone_data->clone_node_max != clone_data_rh->clone_node_max) { pe_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->strength != pecs_must_not) { pe_warn("rsc_colocations other than \"-INFINITY\"" " are not supported for non-interleaved " XML_CIB_TAG_INCARNATION" resources"); return; } } else if(constraint->strength != pecs_must_not) { pe_warn("Co-location scores other than \"-INFINITY\" are not " " allowed for non-"XML_CIB_TAG_INCARNATION" resources"); return; } if(do_interleave) { resource_t *rh_child = NULL; slist_iter(lh_child, resource_t, clone_data->child_list, lpc, CRM_ASSERT(lh_child != NULL); rh_child = find_compatible_child(lh_child, rsc_rh); if(rh_child == NULL) { continue; } lh_child->cmds->rsc_colocation_lh( lh_child, rh_child, constraint); ); return; } slist_iter( child_rsc, resource_t, clone_data->child_list, 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); crm_debug_3("Processing RH of constraint %s", constraint->id); if(rsc_rh == NULL) { pe_err("rsc_rh was NULL for %s", constraint->id); return; } else if(constraint->strength != pecs_must_not) { pe_warn("rsc_dependencies other than \"must_not\" " "are not supported for clone resources"); return; } else { print_resource(LOG_DEBUG_3, "LHS", rsc_lh, FALSE); } get_clone_variant_data(clone_data, rsc_rh); slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, print_resource(LOG_DEBUG_3, "RHS", child_rsc, FALSE); child_rsc->cmds->rsc_colocation_rh(rsc_lh, child_rsc, constraint); ); } void clone_rsc_order_lh(resource_t *rsc, order_constraint_t *order) { char *stop_id = NULL; char *start_id = NULL; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); crm_debug_3("Processing LH of ordering constraint %d", order->id); stop_id = stop_key(rsc); start_id = start_key(rsc); if(safe_str_eq(order->lh_action_task, start_id)) { crm_free(order->lh_action_task); order->lh_action_task = started_key(rsc); } else if(safe_str_eq(order->lh_action_task, stop_id)) { crm_free(order->lh_action_task); order->lh_action_task = stopped_key(rsc); } crm_free(start_id); crm_free(stop_id); clone_data->self->cmds->rsc_order_lh(clone_data->self, order); } void clone_rsc_order_rh( action_t *lh_action, resource_t *rsc, order_constraint_t *order) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); crm_debug_3("Processing RH of ordering constraint %d", order->id); clone_data->self->cmds->rsc_order_rh(lh_action, clone_data->self, order); } 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 actions from %s", rsc->id); + crm_debug_3("Processing location constraint %s for %s", constraint->id, rsc->id); clone_data->self->cmds->rsc_location(clone_data->self, constraint); slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, child_rsc->cmds->rsc_location(child_rsc, constraint); ); } static gint sort_notify_entries(gconstpointer a, gconstpointer b) { int tmp; const notify_entry_t *entry_a = a; const notify_entry_t *entry_b = b; if(entry_a == NULL && entry_b == NULL) { return 0; } if(entry_a == NULL) { return 1; } if(entry_b == NULL) { return -1; } if(entry_a->rsc == NULL && entry_b->rsc == NULL) { return 0; } if(entry_a->rsc == NULL) { return 1; } if(entry_b->rsc == NULL) { return -1; } tmp = strcmp(entry_a->rsc->id, entry_b->rsc->id); if(tmp != 0) { return tmp; } if(entry_a->node == NULL && entry_b->node == NULL) { return 0; } if(entry_a->node == NULL) { return 1; } if(entry_b->node == NULL) { return -1; } return strcmp(entry_a->node->details->id, entry_b->node->details->id); } static void expand_list(GListPtr list, int clones, char **rsc_list, char **node_list, char **uuid_list) { const char *uname = NULL; const char *rsc_id = NULL; const char *last_rsc_id = NULL; CRM_CHECK(list != NULL, return); if(rsc_list) { CRM_CHECK(*rsc_list == NULL, *rsc_list = NULL); } if(node_list) { CRM_CHECK(*node_list == NULL, *node_list = NULL); } slist_iter(entry, notify_entry_t, list, lpc, CRM_CHECK(entry != NULL, continue); rsc_id = entry->rsc->id; CRM_CHECK(rsc_id != NULL, rsc_id = "__none__"); uname = NULL; if(entry->node) { uname = entry->node->details->uname; } CRM_CHECK(uname != NULL, uname = "__none__"); /* filter dups */ if(safe_str_eq(rsc_id, last_rsc_id)) { continue; } last_rsc_id = rsc_id; if(rsc_list != NULL) { int existing_len = 0; int len = 2 + strlen(rsc_id); /* +1 space, +1 EOS */ if(rsc_list && *rsc_list) { existing_len = strlen(*rsc_list); } crm_debug_5("Adding %s (%dc) at offset %d", rsc_id, len-2, existing_len); crm_realloc(*rsc_list, len + existing_len); sprintf(*rsc_list + existing_len, "%s ", rsc_id); } if(node_list != NULL) { int existing_len = 0; int len = 2 + strlen(uname); if(node_list && *node_list) { existing_len = strlen(*node_list); } crm_debug_5("Adding %s (%dc) at offset %d", uname, len-2, existing_len); crm_realloc(*node_list, len + existing_len); sprintf(*node_list + existing_len, "%s ", uname); } ); } void clone_expand(resource_t *rsc, pe_working_set_t *data_set) { char *rsc_list = NULL; char *node_list = NULL; char *uuid_list = NULL; notify_data_t *n_data = NULL; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); crm_malloc0(n_data, sizeof(notify_data_t)); n_data->keys = g_hash_table_new_full( g_str_hash, g_str_equal, g_hash_destroy_str, g_hash_destroy_str); crm_debug_2("Processing actions from %s", rsc->id); if(rsc->notify) { slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, slist_iter( op, action_t, clone_data->self->actions, lpc2, child_rsc->cmds->create_notify_element( child_rsc, op, n_data, data_set); ); ); } /* expand the notify data */ if(rsc->notify && n_data->stop) { n_data->stop = g_list_sort( n_data->stop, sort_notify_entries); rsc_list = NULL; node_list = NULL; expand_list(n_data->stop, clone_data->clone_max, &rsc_list, &node_list, &uuid_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_stop_resource"), rsc_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_stop_uname"), node_list); } if(rsc->notify && n_data->start) { n_data->start = g_list_sort( n_data->start, sort_notify_entries); rsc_list = NULL; node_list = NULL; expand_list(n_data->start, clone_data->clone_max, &rsc_list, &node_list, &uuid_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_start_resource"), rsc_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_start_uname"), node_list); } if(rsc->notify && n_data->demote) { n_data->demote = g_list_sort( n_data->demote, sort_notify_entries); rsc_list = NULL; node_list = NULL; expand_list(n_data->demote, clone_data->clone_max, &rsc_list, &node_list, &uuid_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_demote_resource"), rsc_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_demote_uname"), node_list); } if(rsc->notify && n_data->promote) { n_data->promote = g_list_sort( n_data->promote, sort_notify_entries); rsc_list = NULL; node_list = NULL; uuid_list = NULL; expand_list(n_data->promote, clone_data->clone_max, &rsc_list, &node_list, &uuid_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_promote_resource"), rsc_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_promote_uname"), node_list); } if(rsc->notify && n_data->active) { n_data->active = g_list_sort( n_data->active, sort_notify_entries); rsc_list = NULL; node_list = NULL; uuid_list = NULL; expand_list(n_data->active, clone_data->clone_max, &rsc_list, &node_list, &uuid_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_active_resource"), rsc_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_active_uname"), node_list); } if(rsc->notify && n_data->slave) { n_data->slave = g_list_sort( n_data->slave, sort_notify_entries); rsc_list = NULL; node_list = NULL; uuid_list = NULL; expand_list(n_data->slave, clone_data->clone_max, &rsc_list, &node_list, &uuid_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_slave_resource"), rsc_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_slave_uname"), node_list); } if(rsc->notify && n_data->master) { n_data->master = g_list_sort( n_data->master, sort_notify_entries); rsc_list = NULL; node_list = NULL; uuid_list = NULL; expand_list(n_data->master, clone_data->clone_max, &rsc_list, &node_list, &uuid_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_master_resource"), rsc_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_master_uname"), node_list); } if(rsc->notify && n_data->inactive) { n_data->inactive = g_list_sort( n_data->inactive, sort_notify_entries); rsc_list = NULL; node_list = NULL; uuid_list = NULL; expand_list(n_data->inactive, clone_data->clone_max, &rsc_list, &node_list, &uuid_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_inactive_resource"), rsc_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_inactive_uname"), node_list); } /* yes, we DO need this second loop */ slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, child_rsc->cmds->expand(child_rsc, data_set); ); /* slist_iter( */ /* action, action_t, clone_data->self->actions, lpc2, */ /* if(safe_str_eq(action->task, CRMD_ACTION_NOTIFY)) { */ /* action->meta_xml = notify_xml; */ /* } */ /* ); */ clone_data->self->cmds->expand(clone_data->self, data_set); /* destroy the notify_data */ pe_free_shallow(n_data->stop); pe_free_shallow(n_data->start); pe_free_shallow(n_data->demote); pe_free_shallow(n_data->promote); pe_free_shallow(n_data->master); pe_free_shallow(n_data->slave); pe_free_shallow(n_data->active); pe_free_shallow(n_data->inactive); g_hash_table_destroy(n_data->keys); crm_free(n_data); } void clone_agent_constraints(resource_t *rsc) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, child_rsc->cmds->agent_constraints(child_rsc); ); } void clone_create_notify_element(resource_t *rsc, action_t *op, notify_data_t *n_data, pe_working_set_t *data_set) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, child_rsc->cmds->create_notify_element( child_rsc, op, n_data, data_set); ); } 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); } 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); clone_data->child_list = g_list_sort( clone_data->child_list, sort_rsc_id); if(rsc->globally_unique == FALSE && clone_data->clone_node_max == 1) { /* only look for one copy */ slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, if(pe_find_node_id(child_rsc->running_on, node->details->id)) { return child_rsc->cmds->create_probe( child_rsc, node, complete, force, data_set); } ); } slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, if(child_rsc->cmds->create_probe( child_rsc, node, complete, force, data_set)) { any_created = TRUE; } if(any_created && rsc->globally_unique == FALSE && clone_data->clone_node_max == 1) { /* only look for one copy (clone :0) */ break; } ); return any_created; } void clone_stonith_ordering( resource_t *rsc, action_t *stonith_op, pe_working_set_t *data_set) { gboolean is_fencing = FALSE; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, const char *class = crm_element_value( child_rsc->xml, XML_AGENT_ATTR_CLASS); if(safe_str_eq(class, "stonith")) { is_fencing = TRUE; break; } ); if(is_fencing && stonith_op != NULL) { char *key = started_key(rsc); crm_debug("Ordering %s before stonith op", key); custom_action_order( rsc, key, NULL, NULL, crm_strdup(CRM_OP_FENCE), stonith_op, pe_ordering_optional, data_set); } } diff --git a/crm/pengine/native.c b/crm/pengine/native.c index 6e1f42bf14..26182a24c9 100644 --- a/crm/pengine/native.c +++ b/crm/pengine/native.c @@ -1,1797 +1,1793 @@ -/* $Id: native.c,v 1.155 2006/07/03 11:47:38 andrew Exp $ */ +/* $Id: native.c,v 1.156 2006/07/05 14:20:02 andrew Exp $ */ /* * 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 #include #include #define DELETE_THEN_REFRESH 1 extern color_t *add_color(resource_t *rh_resource, color_t *color); gboolean native_choose_color(resource_t *lh_resource, color_t *no_color); void native_update_node_weight(resource_t *rsc, rsc_to_node_t *cons, node_t *cons_node, GListPtr nodes); void native_rsc_colocation_rh_must(resource_t *rsc_lh, gboolean update_lh, resource_t *rsc_rh, gboolean update_rh); void native_rsc_colocation_rh_mustnot(resource_t *rsc_lh, gboolean update_lh, resource_t *rsc_rh, gboolean update_rh); void filter_nodes(resource_t *rsc); int num_allowed_nodes4color(color_t *color); void create_notifications(resource_t *rsc, pe_working_set_t *data_set); void Recurring(resource_t *rsc, action_t *start, node_t *node, pe_working_set_t *data_set); void pe_pre_notify( resource_t *rsc, node_t *node, action_t *op, notify_data_t *n_data, pe_working_set_t *data_set); void pe_post_notify( resource_t *rsc, node_t *node, action_t *op, notify_data_t *n_data, pe_working_set_t *data_set); gboolean DeleteRsc(resource_t *rsc, node_t *node, pe_working_set_t *data_set); void NoRoleChange(resource_t *rsc, node_t *current, node_t *next, pe_working_set_t *data_set); gboolean StopRsc(resource_t *rsc, node_t *next, pe_working_set_t *data_set); gboolean StartRsc(resource_t *rsc, node_t *next, pe_working_set_t *data_set); extern gboolean DemoteRsc(resource_t *rsc, node_t *next, pe_working_set_t *data_set); gboolean PromoteRsc(resource_t *rsc, node_t *next, pe_working_set_t *data_set); gboolean RoleError(resource_t *rsc, node_t *next, pe_working_set_t *data_set); gboolean NullOp(resource_t *rsc, node_t *next, pe_working_set_t *data_set); enum rsc_role_e rsc_state_matrix[RSC_ROLE_MAX][RSC_ROLE_MAX] = { /* Current State */ /* Next State: Unknown Stopped Started Slave Master */ /* Unknown */ { RSC_ROLE_UNKNOWN, RSC_ROLE_STOPPED, RSC_ROLE_STOPPED, RSC_ROLE_STOPPED, RSC_ROLE_STOPPED, }, /* Stopped */ { RSC_ROLE_STOPPED, RSC_ROLE_STOPPED, RSC_ROLE_STARTED, RSC_ROLE_SLAVE, RSC_ROLE_SLAVE, }, /* Started */ { RSC_ROLE_STOPPED, RSC_ROLE_STOPPED, RSC_ROLE_STARTED, RSC_ROLE_SLAVE, RSC_ROLE_MASTER, }, /* Slave */ { RSC_ROLE_STOPPED, RSC_ROLE_STOPPED, RSC_ROLE_UNKNOWN, RSC_ROLE_SLAVE, RSC_ROLE_MASTER, }, /* Master */ { RSC_ROLE_STOPPED, RSC_ROLE_SLAVE, RSC_ROLE_UNKNOWN, RSC_ROLE_SLAVE, RSC_ROLE_MASTER, }, }; gboolean (*rsc_action_matrix[RSC_ROLE_MAX][RSC_ROLE_MAX])(resource_t*,node_t*,pe_working_set_t*) = { /* Current State */ /* Next State: Unknown Stopped Started Slave Master */ /* Unknown */ { RoleError, StopRsc, RoleError, RoleError, RoleError, }, /* Stopped */ { RoleError, NullOp, StartRsc, StartRsc, RoleError, }, /* Started */ { RoleError, StopRsc, NullOp, NullOp, PromoteRsc, }, /* Slave */ { RoleError, StopRsc, RoleError, NullOp, PromoteRsc, }, /* Master */ { RoleError, RoleError, RoleError, DemoteRsc, NullOp, }, }; typedef struct native_variant_data_s { /* GListPtr allowed_nodes; /\* node_t* *\/ */ } native_variant_data_t; #define get_native_variant_data(data, rsc) \ CRM_ASSERT(rsc->variant == pe_native); \ CRM_ASSERT(rsc->variant_opaque != NULL); \ data = (native_variant_data_t *)rsc->variant_opaque; void native_set_cmds(resource_t *rsc) { } int native_num_allowed_nodes(resource_t *rsc) { int num_nodes = 0; if(rsc->next_role == RSC_ROLE_STOPPED) { return 0; } if(rsc->color) { crm_debug_4("Colored case"); num_nodes = num_allowed_nodes4color(rsc->color); } else if(rsc->candidate_colors) { /* TODO: sort colors first */ color_t *color = g_list_nth_data(rsc->candidate_colors, 0); crm_debug_4("Candidate colors case"); num_nodes = num_allowed_nodes4color(color); } else { crm_debug_4("Default case"); slist_iter( this_node, node_t, rsc->allowed_nodes, lpc, crm_debug_3("Rsc %s Checking %s: %d", rsc->id, this_node->details->uname, this_node->weight); if(this_node->details->shutdown || this_node->details->online == FALSE) { this_node->weight = -INFINITY; } if(this_node->weight < 0) { continue; /* } else if(this_node->details->unclean) { */ /* continue; */ } num_nodes++; ); } crm_debug_2("Resource %s can run on %d nodes", rsc->id, num_nodes); return num_nodes; } int num_allowed_nodes4color(color_t *color) { int num_nodes = 0; if(color->details->pending == FALSE) { if(color->details->chosen_node) { return 1; } return 0; } slist_iter( this_node, node_t, color->details->candidate_nodes, lpc, crm_debug_3("Checking %s: %d", this_node->details->uname, this_node->weight); if(this_node->details->shutdown || this_node->details->online == FALSE) { this_node->weight = -INFINITY; } if(this_node->weight < 0) { continue; /* } else if(this_node->details->unclean) { */ /* continue; */ } num_nodes++; ); return num_nodes; } color_t * native_color(resource_t *rsc, pe_working_set_t *data_set) { color_t *new_color = NULL; print_resource(LOG_DEBUG_2, "Coloring: ", rsc, FALSE); if(rsc->provisional == FALSE) { return rsc->color; } rsc->rsc_cons = g_list_sort( rsc->rsc_cons, sort_cons_strength); /*------ Pre-processing */ slist_iter( constraint, rsc_colocation_t, rsc->rsc_cons, lpc, crm_debug_3("Pre-Processing %s", constraint->id); rsc->cmds->rsc_colocation_lh( rsc, constraint->rsc_rh, constraint); ); if( native_choose_color(rsc, data_set->no_color) ) { crm_debug_3("Colored resource %s with color %d", rsc->id, rsc->color->id); new_color = rsc->color; } else { if(rsc->allowed_nodes != NULL) { /* filter out nodes with a negative weight */ filter_nodes(rsc); new_color = create_color(data_set, rsc, rsc->allowed_nodes); native_assign_color(rsc, new_color); crm_debug_3("Colored resource %s with new color %d", rsc->id, rsc->color->id); } if(new_color == NULL) { pe_warn("Resource %s cannot run anywhere", rsc->id); print_resource(LOG_ERR, "No color: ", rsc, FALSE); native_assign_color(rsc, data_set->no_color); new_color = data_set->no_color; } } rsc->provisional = FALSE; /*------ Post-processing */ #if 1 slist_iter( constraint, rsc_colocation_t, rsc->rsc_cons, lpc, crm_debug_3("Post-Processing %s", constraint->id); rsc->cmds->rsc_colocation_lh( rsc, constraint->rsc_rh, constraint); ); #endif print_resource(LOG_DEBUG_3, "Colored ", rsc, TRUE); return new_color; } void Recurring(resource_t *rsc, action_t *start, node_t *node, pe_working_set_t *data_set) { char *key = NULL; const char *name = NULL; const char *value = NULL; const char *interval = NULL; const char *node_uname = NULL; int interval_ms = 0; action_t *mon = NULL; gboolean is_optional = TRUE; GListPtr possible_matches = NULL; crm_debug_2("Creating recurring actions for %s", rsc->id); if(node != NULL) { node_uname = node->details->uname; } xml_child_iter_filter( rsc->ops_xml, operation, "op", is_optional = TRUE; name = crm_element_value(operation, "name"); interval = crm_element_value(operation, XML_LRM_ATTR_INTERVAL); interval_ms = crm_get_msec(interval); if(interval_ms <= 0) { continue; } value = crm_element_value(operation, "disabled"); if(crm_is_true(value)) { continue; } key = generate_op_key(rsc->id, name, interval_ms); if(start != NULL) { crm_debug_3("Marking %s %s due to %s", key, start->optional?"optional":"manditory", start->uuid); is_optional = start->optional; } else { crm_debug_2("Marking %s optional", key); is_optional = TRUE; } /* start a monitor for an already active resource */ possible_matches = find_actions_exact(rsc->actions, key, node); if(possible_matches == NULL) { is_optional = FALSE; crm_debug_3("Marking %s manditory: not active", key); } value = crm_element_value(operation, "role"); if((rsc->next_role == RSC_ROLE_MASTER && value == NULL) || (value != NULL && text2role(value) != rsc->next_role)) { int log_level = LOG_DEBUG_2; const char *foo = "Ignoring"; if(is_optional) { log_level = LOG_INFO; foo = "Cancelling"; /* its running : cancel it */ mon = custom_action( rsc, crm_strdup(key), CRMD_ACTION_CANCEL, node, FALSE, TRUE, data_set); mon->task = CRMD_ACTION_CANCEL; add_hash_param(mon->meta, XML_LRM_ATTR_INTERVAL, interval); add_hash_param(mon->meta, XML_LRM_ATTR_TASK, name); custom_action_order( rsc, NULL, mon, rsc, promote_key(rsc), NULL, pe_ordering_optional, data_set); mon = NULL; } crm_log_maybe(log_level, "%s action %s (%s vs. %s)", foo , key, value?value:role2text(RSC_ROLE_SLAVE), role2text(rsc->next_role)); crm_free(key); key = NULL; continue; } mon = custom_action(rsc, key, name, node, is_optional, TRUE, data_set); if(is_optional) { crm_debug("%s\t %s (optional)", crm_str(node_uname), mon->uuid); } if(start == NULL || start->runnable == FALSE) { crm_debug("%s\t %s (cancelled : start un-runnable)", crm_str(node_uname), mon->uuid); mon->runnable = FALSE; } else if(node == NULL || node->details->online == FALSE || node->details->unclean) { crm_debug("%s\t %s (cancelled : no node available)", crm_str(node_uname), mon->uuid); mon->runnable = FALSE; } else if(mon->optional == FALSE) { crm_notice("%s\t %s", crm_str(node_uname),mon->uuid); } custom_action_order(rsc, start_key(rsc), NULL, NULL, crm_strdup(key), mon, pe_ordering_restart, data_set); if(rsc->next_role == RSC_ROLE_MASTER) { char *running_master = crm_itoa(EXECRA_RUNNING_MASTER); add_hash_param(mon->meta, XML_ATTR_TE_TARGET_RC, running_master); custom_action_order( rsc, promote_key(rsc), NULL, rsc, NULL, mon, pe_ordering_optional, data_set); crm_free(running_master); } ); } void native_create_actions(resource_t *rsc, pe_working_set_t *data_set) { action_t *start = NULL; node_t *chosen = NULL; enum rsc_role_e role = RSC_ROLE_UNKNOWN; enum rsc_role_e next_role = RSC_ROLE_UNKNOWN; CRM_CHECK(rsc->color != NULL, return); chosen = rsc->color->details->chosen_node; if(chosen != NULL) { CRM_CHECK(rsc->next_role != RSC_ROLE_UNKNOWN, rsc->next_role = RSC_ROLE_STARTED); } unpack_instance_attributes( rsc->xml, XML_TAG_ATTR_SETS, chosen?chosen->details->attrs:NULL, rsc->parameters, NULL, data_set->now); crm_debug("%s: %s->%s", rsc->id, role2text(rsc->role), role2text(rsc->next_role)); if(g_list_length(rsc->running_on) > 1) { if(rsc->recovery_type == recovery_stop_start) { pe_err("Attempting recovery of resource %s", rsc->id); StopRsc(rsc, NULL, data_set); rsc->role = RSC_ROLE_STOPPED; } } else if(rsc->running_on != NULL) { node_t *current = rsc->running_on->data; NoRoleChange(rsc, current, chosen, data_set); } else if(rsc->role == RSC_ROLE_STOPPED && rsc->next_role == RSC_ROLE_STOPPED) { char *key = start_key(rsc); GListPtr possible_matches = find_actions(rsc->actions, key, NULL); slist_iter( action, action_t, possible_matches, lpc, action->optional = TRUE; /* action->pseudo = TRUE; */ ); crm_debug_2("Stopping a stopped resource"); crm_free(key); return; } role = rsc->role; while(role != rsc->next_role) { next_role = rsc_state_matrix[role][rsc->next_role]; crm_debug_2("Executing: %s->%s (%s)", role2text(role), role2text(next_role), rsc->id); if(rsc_action_matrix[role][next_role]( rsc, chosen, data_set) == FALSE) { break; } role = next_role; } if(rsc->next_role != RSC_ROLE_STOPPED && rsc->is_managed) { start = start_action(rsc, chosen, TRUE); Recurring(rsc, start, chosen, data_set); } } void native_internal_constraints(resource_t *rsc, pe_working_set_t *data_set) { order_restart(rsc); custom_action_order(rsc, demote_key(rsc), NULL, rsc, stop_key(rsc), NULL, pe_ordering_manditory, data_set); custom_action_order(rsc, start_key(rsc), NULL, rsc, promote_key(rsc), NULL, pe_ordering_optional, data_set); custom_action_order( rsc, stop_key(rsc), NULL, rsc, delete_key(rsc), NULL, pe_ordering_optional, data_set); custom_action_order( rsc, delete_key(rsc), NULL, rsc, start_key(rsc), NULL, pe_ordering_manditory, data_set); } void native_rsc_colocation_lh( resource_t *rsc_lh, resource_t *rsc_rh, rsc_colocation_t *constraint) { if(rsc_lh == 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; } crm_debug_2("Processing colocation constraint between %s and %s", rsc_lh->id, rsc_rh->id); rsc_rh->cmds->rsc_colocation_rh(rsc_lh, rsc_rh, constraint); } static gboolean filter_colocation_constraint( resource_t *rsc_lh, resource_t *rsc_rh, rsc_colocation_t *constraint) { if(constraint->strength == pecs_ignore || constraint->strength == pecs_startstop){ crm_debug_4("Skipping constraint type %d", constraint->strength); return FALSE; } if(constraint->state_lh != NULL && text2role(constraint->state_lh) != rsc_lh->next_role) { crm_debug_4("RH: Skipping constraint: \"%s\" state filter", constraint->state_rh); return FALSE; } if(constraint->state_rh != NULL && text2role(constraint->state_rh) != rsc_rh->next_role) { crm_debug_4("RH: Skipping constraint: \"%s\" state filter", constraint->state_rh); return FALSE; } return TRUE; } void native_rsc_colocation_rh( resource_t *rsc_lh, resource_t *rsc_rh, rsc_colocation_t *constraint) { gboolean do_check = FALSE; gboolean update_lh = FALSE; gboolean update_rh = FALSE; crm_debug_2("%sColocating %s with %s (%s)", constraint->strength == pecs_must?"":"Anti-", rsc_lh->id, rsc_rh->id, constraint->id); if(filter_colocation_constraint(rsc_lh, rsc_rh, constraint) == FALSE) { return; } if(rsc_lh->provisional && rsc_rh->provisional) { if(constraint->strength == pecs_must) { /* update effective_priorities */ crm_debug_3("Priority update"); native_rsc_colocation_rh_must( rsc_lh, update_lh, rsc_rh, update_rh); } else { /* nothing */ crm_debug_4( "Skipping constraint, both sides provisional"); } return; } else if( (!rsc_lh->provisional) && (!rsc_rh->provisional) && (!rsc_lh->color->details->pending) && (!rsc_rh->color->details->pending) ) { /* error check */ do_check = TRUE; if(rsc_lh->effective_priority < rsc_rh->effective_priority) { update_lh = TRUE; } else if(rsc_lh->effective_priority > rsc_rh->effective_priority) { update_rh = TRUE; } else { update_lh = TRUE; update_rh = TRUE; } } else if(rsc_lh->provisional == FALSE && rsc_lh->color->details->pending == FALSE) { /* update _them_ : postproc color version */ update_rh = TRUE; } else if(rsc_rh->provisional == FALSE && rsc_rh->color->details->pending == FALSE) { /* update _us_ : postproc color alt version */ update_lh = TRUE; } else if(rsc_lh->provisional == FALSE) { /* update _them_ : preproc version */ update_rh = TRUE; } else if(rsc_rh->provisional == FALSE) { /* update _us_ : postproc version */ update_lh = TRUE; } else { pe_warn("Un-expected combination of inputs"); return; } if(update_lh) { crm_debug_4("Updating LHS"); } if(update_rh) { crm_debug_4("Updating RHS"); } if(do_check) { if(native_constraint_violated( rsc_lh, rsc_rh, constraint) == FALSE) { crm_debug_4("Constraint satisfied"); return; } /* else constraint cant be satisified */ pe_warn("Constraint %s could not be satisfied", constraint->id); if(update_lh) { pe_warn("Marking resource %s unrunnable as a result", rsc_lh->id); resource_location(rsc_lh, NULL, -INFINITY, constraint->id, NULL); if(rsc_lh->color) { crm_free(rsc_lh->color->details->chosen_node); rsc_lh->color->details->chosen_node = NULL; pe_free_shallow_adv( rsc_lh->color->details->candidate_nodes, TRUE); rsc_lh->color->details->candidate_nodes = NULL; } } if(update_rh) { pe_warn("Marking resource %s unrunnable as a result", rsc_rh->id); resource_location(rsc_rh, NULL, -INFINITY, constraint->id, NULL); if(rsc_rh->color) { crm_free(rsc_rh->color->details->chosen_node); rsc_rh->color->details->chosen_node = NULL; pe_free_shallow_adv( rsc_rh->color->details->candidate_nodes, TRUE); rsc_rh->color->details->candidate_nodes = NULL; } } } if(constraint->strength == pecs_must) { native_rsc_colocation_rh_must( rsc_lh, update_lh, rsc_rh, update_rh); return; } else if(constraint->strength != pecs_must_not) { /* unknown type */ pe_err("Unknown constraint type %d", constraint->strength); return; } native_rsc_colocation_rh_mustnot(rsc_lh, update_lh,rsc_rh, update_rh); } void native_rsc_order_lh(resource_t *lh_rsc, order_constraint_t *order) { GListPtr lh_actions = NULL; action_t *lh_action = order->lh_action; crm_debug_3("Processing LH of ordering constraint %d", order->id); if(lh_action != NULL) { lh_actions = g_list_append(NULL, lh_action); } else if(lh_action == NULL && lh_rsc != NULL) { lh_actions = find_actions( lh_rsc->actions, order->lh_action_task, NULL); if(lh_actions == NULL) { crm_debug_4("No LH-Side (%s/%s) found for constraint", lh_rsc->id, order->lh_action_task); if(lh_rsc->next_role == RSC_ROLE_STOPPED) { resource_t *rh_rsc = order->rh_rsc; if(order->rh_action && order->type == pe_ordering_restart) { crm_debug("No LH(%s/%s) found for RH(%s)...", lh_rsc->id, order->lh_action_task, order->rh_action->uuid); order->rh_action->runnable = FALSE; return; } else if(rh_rsc != NULL) { crm_debug("No LH(%s/%s) found for RH(%s/%s)...", lh_rsc->id, order->lh_action_task, rh_rsc->id, order->rh_action_task); rh_rsc->cmds->rsc_order_rh(NULL, rh_rsc, order); return; } } return; } } else { pe_warn("No LH-Side (%s) specified for constraint", order->lh_action_task); if(order->rh_rsc != NULL) { crm_debug_4("RH-Side was: (%s/%s)", order->rh_rsc->id, order->rh_action_task); } else if(order->rh_action != NULL && order->rh_action->rsc != NULL) { crm_debug_4("RH-Side was: (%s/%s)", order->rh_action->rsc->id, order->rh_action_task); } else if(order->rh_action != NULL) { crm_debug_4("RH-Side was: %s", order->rh_action_task); } else { crm_debug_4("RH-Side was NULL"); } return; } slist_iter( lh_action_iter, action_t, lh_actions, lpc, resource_t *rh_rsc = order->rh_rsc; if(rh_rsc == NULL && order->rh_action) { rh_rsc = order->rh_action->rsc; } if(rh_rsc) { rh_rsc->cmds->rsc_order_rh( lh_action_iter, rh_rsc, order); } else if(order->rh_action) { order_actions(lh_action_iter, order->rh_action, order->type); } ); pe_free_shallow_adv(lh_actions, FALSE); } void native_rsc_order_rh( action_t *lh_action, resource_t *rsc, order_constraint_t *order) { GListPtr rh_actions = NULL; action_t *rh_action = order->rh_action; crm_debug_3("Processing RH of ordering constraint %d", order->id); if(rh_action != NULL) { rh_actions = g_list_append(NULL, rh_action); } else if(rh_action == NULL && rsc != NULL) { rh_actions = find_actions( rsc->actions, order->rh_action_task, NULL); if(rh_actions == NULL) { crm_debug_4("No RH-Side (%s/%s) found for constraint..." " ignoring", rsc->id, order->rh_action_task); crm_debug_4("LH-Side was: (%s/%s)", order->lh_rsc?order->lh_rsc->id:order->lh_action?order->lh_action->rsc->id:"", order->lh_action_task); return; } } else if(rh_action == NULL) { crm_debug_4("No RH-Side (%s) specified for constraint..." " ignoring", order->rh_action_task); crm_debug_4("LH-Side was: (%s/%s)", order->lh_rsc?order->lh_rsc->id:order->lh_action?order->lh_action->rsc->id:"", order->lh_action_task); return; } slist_iter( rh_action_iter, action_t, rh_actions, lpc, if(lh_action) { order_actions(lh_action, rh_action_iter, order->type); } else if(order->type == pe_ordering_restart) { rh_action_iter->runnable = FALSE; } ); pe_free_shallow_adv(rh_actions, FALSE); } void native_rsc_location(resource_t *rsc, rsc_to_node_t *constraint) { GListPtr or_list; crm_debug_2("Applying %s (%s) to %s", constraint->id, role2text(constraint->role_filter), rsc->id); /* take "lifetime" into account */ if(constraint == NULL) { pe_err("Constraint is NULL"); return; } else if(rsc == NULL) { pe_err("LHS of rsc_to_node (%s) is NULL", constraint->id); return; } else if(constraint->role_filter > 0 && constraint->role_filter != rsc->next_role) { crm_debug("Constraint (%s) is not active (role : %s)", constraint->id, role2text(constraint->role_filter)); return; } else if(is_active(constraint) == FALSE) { crm_debug_2("Constraint (%s) is not active", constraint->id); return; } if(constraint->node_list_rh == NULL) { crm_debug_2("RHS of constraint %s is NULL", constraint->id); return; } - print_resource(LOG_DEBUG_3, "before update: ", rsc, TRUE); or_list = node_list_or( rsc->allowed_nodes, constraint->node_list_rh, FALSE); pe_free_shallow(rsc->allowed_nodes); rsc->allowed_nodes = or_list; - - print_resource(LOG_DEBUG_3, "after update: ", rsc, TRUE); + slist_iter(node, node_t, or_list, lpc, + crm_debug_3("%s + %s : %d", rsc->id, node->details->uname, node->weight); + ); } void native_expand(resource_t *rsc, pe_working_set_t *data_set) { slist_iter( action, action_t, rsc->actions, lpc, crm_debug_4("processing action %d for rsc=%s", action->id, rsc->id); graph_element_from_action(action, data_set); ); } void native_rsc_colocation_rh_must(resource_t *rsc_lh, gboolean update_lh, resource_t *rsc_rh, gboolean update_rh) { gboolean do_merge = FALSE; GListPtr old_list = NULL; GListPtr merged_node_list = NULL; int max_pri = rsc_lh->effective_priority; if(max_pri < rsc_rh->effective_priority) { max_pri = rsc_rh->effective_priority; } rsc_lh->effective_priority = max_pri; rsc_rh->effective_priority = max_pri; crm_debug_2("Colocating %s with %s." " Update LHS: %s, Update RHS: %s", rsc_lh->id, rsc_rh->id, update_lh?"true":"false", update_rh?"true":"false"); if(rsc_lh->color && rsc_rh->color) { do_merge = TRUE; merged_node_list = node_list_and( rsc_lh->color->details->candidate_nodes, rsc_rh->color->details->candidate_nodes, TRUE); } else if(rsc_lh->color) { do_merge = TRUE; merged_node_list = node_list_and( rsc_lh->color->details->candidate_nodes, rsc_rh->allowed_nodes, TRUE); } else if(rsc_rh->color) { do_merge = TRUE; merged_node_list = node_list_and( rsc_lh->allowed_nodes, rsc_rh->color->details->candidate_nodes, TRUE); } if(update_lh && rsc_rh != rsc_lh) { CRM_CHECK(rsc_lh->color != rsc_rh->color, return); crm_free(rsc_lh->color); rsc_lh->runnable = rsc_rh->runnable; rsc_lh->provisional = rsc_rh->provisional; CRM_CHECK(rsc_rh->color != NULL, return); native_assign_color(rsc_lh, rsc_rh->color); } if(update_rh && rsc_rh != rsc_lh) { CRM_CHECK(rsc_lh->color != rsc_rh->color, return); crm_free(rsc_rh->color); rsc_rh->runnable = rsc_lh->runnable; rsc_rh->provisional = rsc_lh->provisional; CRM_CHECK(rsc_lh->color != NULL, return); native_assign_color(rsc_rh, rsc_lh->color); } if((update_rh || update_lh) && do_merge) { crm_debug_4("Merging candidate nodes"); old_list = rsc_rh->color->details->candidate_nodes; rsc_rh->color->details->candidate_nodes = merged_node_list; pe_free_shallow(old_list); } crm_debug_4("Finished processing pecs_must constraint"); } void native_rsc_colocation_rh_mustnot(resource_t *rsc_lh, gboolean update_lh, resource_t *rsc_rh, gboolean update_rh) { color_t *color_lh = NULL; color_t *color_rh = NULL; crm_debug_4("Processing pecs_must_not constraint"); /* pecs_must_not */ color_rh = rsc_rh->color; color_lh = rsc_lh->color; if(update_lh) { if(rsc_lh->provisional && color_rh != NULL) { color_lh = add_color(rsc_lh, color_rh); color_lh->local_weight = -INFINITY; crm_debug_2("LH: Removed color %d from resource %s", color_lh->id, rsc_lh->id); crm_action_debug_3( print_color("Removed LH", color_lh, FALSE)); print_resource(LOG_DEBUG_3, "Modified LH", rsc_lh,TRUE); } else if(rsc_lh->provisional) { } else if(color_lh && color_lh->details->pending) { node_t *node_lh = NULL; node_lh = pe_find_node_id( color_lh->details->candidate_nodes, safe_val5(NULL, color_rh, details, chosen_node, details, id)); if(node_lh != NULL) { node_lh->weight = -INFINITY; crm_debug_2("LH: Removed node %s from color %d", node_lh->details->uname, color_lh->id); crm_action_debug_3( print_node("Removed LH", node_lh, FALSE)); crm_action_debug_3( print_color("Modified LH", color_lh, FALSE)); } } else { /* error, rsc marked as unrunnable above */ pe_warn("lh else"); } } /* in case anything was modified */ color_rh = rsc_rh->color; color_lh = rsc_lh->color; if(update_rh) { if(rsc_rh->provisional && color_lh != NULL) { color_rh = add_color(rsc_lh, color_lh); color_rh->local_weight = -INFINITY; crm_debug_2("RH: Removed color %d from resource %s", color_rh->id, rsc_rh->id); crm_action_debug_3( print_color("Removed RH", color_rh, FALSE)); print_resource(LOG_DEBUG_3, "Modified RH", rsc_rh, TRUE); } else if(rsc_rh->provisional) { } else if(color_rh && color_rh->details->pending) { node_t *node_rh = NULL; node_rh = pe_find_node_id( color_rh->details->candidate_nodes, safe_val5(NULL, color_lh, details, chosen_node, details, id)); if(node_rh != NULL) { node_rh->weight = -INFINITY; crm_debug_2("RH: Removed node %s from color %d", node_rh->details->uname, color_rh->id); crm_action_debug_3( print_node("Removed RH", node_rh, FALSE)); crm_action_debug_3( print_color("Modified RH", color_rh, FALSE)); } } else { /* error, rsc marked as unrunnable above */ pe_warn("rh else"); } } } void native_agent_constraints(resource_t *rsc) { } -static gint sort_color_weight(gconstpointer a, gconstpointer b) -{ - const color_t *color1 = (const color_t*)a; - const color_t *color2 = (const color_t*)b; - - if(a == NULL) { return 1; } - if(b == NULL) { return -1; } - - if(color1->local_weight > color2->local_weight) { - return -1; - } - - if(color1->local_weight < color2->local_weight) { - return 1; - } - - return 0; -} gboolean native_choose_color(resource_t *rsc, color_t *no_color) { GListPtr sorted_colors = NULL; if(rsc->runnable == FALSE) { native_assign_color(rsc, no_color); } if(rsc->provisional == FALSE) { return !rsc->provisional; } sorted_colors = g_list_sort( rsc->candidate_colors, sort_color_weight); rsc->candidate_colors = sorted_colors; crm_debug_2("Choose a color from %d possibilities", g_list_length(sorted_colors)); slist_iter( this_color, color_t, rsc->candidate_colors, lpc, GListPtr intersection = NULL; GListPtr minus = NULL; int len = 0; if(this_color == NULL) { pe_err("color was NULL"); continue; } else if(this_color->local_weight < 0) { /* no valid color available */ crm_debug("no valid color available"); break; } else if(rsc->effective_priority < this_color->details->highest_priority) { minus = node_list_minus( this_color->details->candidate_nodes, rsc->allowed_nodes, TRUE); len = g_list_length(minus); pe_free_shallow(minus); } else { intersection = node_list_and( this_color->details->candidate_nodes, rsc->allowed_nodes, TRUE); len = g_list_length(intersection); pe_free_shallow(intersection); } if(len > 0) { crm_debug("Assigning color to %s", rsc->id); native_assign_color(rsc, this_color); break; } ); return !rsc->provisional; } void native_assign_color(resource_t *rsc, color_t *color) { - color_t *local_color = add_color(rsc, color); - GListPtr intersection = NULL; - GListPtr old_list = NULL; + color_t *local_color = NULL; rsc->provisional = FALSE; + if(rsc->color != NULL) { + /* TODO: check its a clone */ + CRM_CHECK(color->id != rsc->color->id, return); + rsc->color->details->allocated_resources = + g_list_remove(rsc->color->details->allocated_resources, rsc); + (rsc->color->details->num_resources)--; + rsc->candidate_colors = + g_list_remove(rsc->candidate_colors, rsc->color); + crm_free(rsc->color); + rsc->color = NULL; + } + + local_color = add_color(rsc, color); CRM_CHECK(local_color != NULL, return); local_color->details->allocated_resources = g_list_append(local_color->details->allocated_resources,rsc); if(rsc->variant == pe_native) { + GListPtr old_list = NULL; + GListPtr intersection = NULL; + (local_color->details->num_resources)++; rsc->color = copy_color(local_color); crm_debug_3("Created intersection for color %d", local_color->id); intersection = node_list_and( local_color->details->candidate_nodes, rsc->allowed_nodes, FALSE); old_list = local_color->details->candidate_nodes; pe_free_shallow(old_list); local_color->details->candidate_nodes = intersection; } crm_debug_2("Colored resource %s with color %d", rsc->id, local_color->id); return; } void native_update_node_weight(resource_t *rsc, rsc_to_node_t *cons, node_t *cons_node, GListPtr nodes) { node_t *node_rh = NULL; CRM_CHECK(cons_node != NULL, return); node_rh = pe_find_node_id( rsc->allowed_nodes, cons_node->details->id); if(node_rh == NULL) { pe_err("Node not found - adding %s to %s", cons_node->details->id, rsc->id); node_rh = node_copy(cons_node); rsc->allowed_nodes = g_list_append( rsc->allowed_nodes, node_rh); node_rh = pe_find_node_id( rsc->allowed_nodes, cons_node->details->id); CRM_CHECK(node_rh != NULL, return); return; } CRM_CHECK(node_rh != NULL, return); if(node_rh == NULL) { pe_err("Node not found - cant update"); return; } if(node_rh->weight >= INFINITY && cons_node->weight <= -INFINITY) { pe_err("Constraint \"%s\" mixes +/- INFINITY (%s)", cons->id, rsc->id); } else if(node_rh->details->shutdown == TRUE || node_rh->details->online == FALSE || node_rh->details->unclean == TRUE) { } else if(node_rh->weight <= -INFINITY && cons_node->weight >= INFINITY) { pe_err("Constraint \"%s\" mixes +/- INFINITY (%s)", cons->id, rsc->id); } if(node_rh->fixed) { /* warning */ crm_debug_2("Constraint %s is irrelevant as the" " weight of node %s is fixed as %d (%s).", cons->id, node_rh->details->uname, node_rh->weight, rsc->id); return; } crm_debug_3("Constraint %s, node %s, rsc %s: %d + %d", cons->id, node_rh->details->uname, rsc->id, node_rh->weight, cons_node->weight); node_rh->weight = merge_weights(node_rh->weight, cons_node->weight); if(node_rh->weight <= -INFINITY) { crm_debug_3("Constraint %s (-INFINITY): node %s weight %d (%s).", cons->id, node_rh->details->uname, node_rh->weight, rsc->id); } else if(node_rh->weight >= INFINITY) { crm_debug_3("Constraint %s (+INFINITY): node %s weight %d (%s).", cons->id, node_rh->details->uname, node_rh->weight, rsc->id); } else { crm_debug_3("Constraint %s (%d): node %s weight %d (%s).", cons->id, cons_node->weight, node_rh->details->uname, node_rh->weight, rsc->id); } if(node_rh->weight < 0) { node_rh->fixed = TRUE; } crm_action_debug_3(print_node("Updated", node_rh, FALSE)); return; } gboolean native_constraint_violated( resource_t *rsc_lh, resource_t *rsc_rh, rsc_colocation_t *constraint) { GListPtr result = NULL; color_t *color_lh = NULL; color_t *color_rh = NULL; GListPtr candidate_nodes_lh = NULL; GListPtr candidate_nodes_rh = NULL; gboolean matched = FALSE; color_lh = rsc_lh->color; color_rh = rsc_rh->color; if(constraint->strength == pecs_must_not) { matched = TRUE; } if(rsc_lh->provisional || rsc_rh->provisional) { return FALSE; } if(color_lh == NULL && color_rh == NULL) { return matched; } else if(color_lh == NULL || color_rh == NULL) { return !matched; } else if(color_lh->details->pending && color_rh->details->pending) { candidate_nodes_lh = color_lh->details->candidate_nodes; candidate_nodes_rh = color_rh->details->candidate_nodes; } else if(color_lh->details->pending == FALSE && color_rh->details->pending == FALSE) { if(color_lh->details->chosen_node == NULL && color_rh->details->chosen_node == NULL) { return matched; } else if(color_lh->details->chosen_node == NULL || color_rh->details->chosen_node == NULL) { return !matched; } else if(safe_str_eq( color_lh->details->chosen_node->details->id, color_rh->details->chosen_node->details->id)) { return matched; } return !matched; } else if(color_lh->details->pending) { candidate_nodes_lh = color_lh->details->candidate_nodes; candidate_nodes_rh = g_list_append( NULL, color_rh->details->chosen_node); } else if(color_rh->details->pending) { candidate_nodes_rh = color_rh->details->candidate_nodes; candidate_nodes_lh = g_list_append( NULL, color_lh->details->chosen_node); } result = node_list_and(candidate_nodes_lh, candidate_nodes_rh, TRUE); if(g_list_length(result) == 0 && constraint->strength == pecs_must) { /* free result */ return TRUE; } return FALSE; } /* * Remove any nodes with a -ve weight */ void filter_nodes(resource_t *rsc) { print_resource(LOG_DEBUG_3, "Filtering nodes for: ", rsc, FALSE); slist_iter( node, node_t, rsc->allowed_nodes, lpc, if(node == NULL) { pe_err("Invalid NULL node"); } else if(node->weight < 0.0 || node->details->shutdown || node->details->online == FALSE || node->details->type == node_ping) { crm_action_debug_3(print_node("Removing", node, FALSE)); rsc->allowed_nodes = g_list_remove(rsc->allowed_nodes, node); crm_free(node); lpc = -1; /* restart the loop */ } ); } void create_notifications(resource_t *rsc, pe_working_set_t *data_set) { if(rsc->notify == FALSE) { return; } /* slist_iter( */ /* action, action_t, rsc->actions, lpc, */ /* ); */ } static void register_activity(resource_t *rsc, enum action_tasks task, node_t *node, notify_data_t *n_data) { notify_entry_t *entry = NULL; crm_malloc0(entry, sizeof(notify_entry_t)); entry->rsc = rsc; entry->node = node; switch(task) { case start_rsc: n_data->start = g_list_append(n_data->start, entry); break; case stop_rsc: n_data->stop = g_list_append(n_data->stop, entry); break; case action_promote: n_data->promote = g_list_append(n_data->promote, entry); break; case action_demote: n_data->demote = g_list_append(n_data->demote, entry); break; default: crm_err("Unsupported notify action: %s", task2text(task)); break; } } static void register_state(resource_t *rsc, node_t *on_node, notify_data_t *n_data) { notify_entry_t *entry = NULL; crm_malloc0(entry, sizeof(notify_entry_t)); entry->rsc = rsc; entry->node = on_node; crm_debug_2("%s state: %s", rsc->id, role2text(rsc->next_role)); switch(rsc->next_role) { case RSC_ROLE_STOPPED: /* n_data->inactive = g_list_append(n_data->inactive, entry); */ crm_free(entry); break; case RSC_ROLE_STARTED: n_data->active = g_list_append(n_data->active, entry); break; case RSC_ROLE_SLAVE: n_data->slave = g_list_append(n_data->slave, entry); break; case RSC_ROLE_MASTER: n_data->master = g_list_append(n_data->master, entry); break; default: crm_err("Unsupported notify role"); break; } } void native_create_notify_element(resource_t *rsc, action_t *op, notify_data_t *n_data, pe_working_set_t *data_set) { node_t *next_node = NULL; gboolean registered = FALSE; char *op_key = NULL; GListPtr possible_matches = NULL; enum action_tasks task = text2task(op->task); if(op->pre_notify == NULL || op->post_notify == NULL) { /* no notifications required */ crm_debug_4("No notificaitons required for %s", op->task); return; } if(rsc->color != NULL) { next_node = rsc->color->details->chosen_node; } op_key = generate_op_key(rsc->id, op->task, 0); possible_matches = find_actions(rsc->actions, op_key, NULL); crm_debug_2("Creating notificaitons for: %s (%s->%s)", op->uuid, role2text(rsc->role), role2text(rsc->next_role)); if(rsc->role == rsc->next_role) { register_state(rsc, next_node, n_data); } slist_iter( local_op, action_t, possible_matches, lpc, local_op->notify_keys = n_data->keys; if(local_op->optional == FALSE) { registered = TRUE; register_activity(rsc, task, local_op->node, n_data); } ); /* stop / demote */ if(rsc->role != RSC_ROLE_STOPPED) { if(task == stop_rsc || task == action_demote) { slist_iter( current_node, node_t, rsc->running_on, lpc, pe_pre_notify(rsc, current_node, op, n_data, data_set); if(task == action_demote || registered == FALSE) { pe_post_notify(rsc, current_node, op, n_data, data_set); } ); } } /* start / promote */ if(rsc->next_role != RSC_ROLE_STOPPED) { CRM_CHECK(next_node != NULL,;); if(next_node == NULL) { pe_proc_err("next role: %s", role2text(rsc->next_role)); } else if(task == start_rsc || task == action_promote) { if(task != start_rsc || registered == FALSE) { pe_pre_notify(rsc, next_node, op, n_data, data_set); } pe_post_notify(rsc, next_node, op, n_data, data_set); } } crm_free(op_key); pe_free_shallow_adv(possible_matches, FALSE); } static void dup_attr(gpointer key, gpointer value, gpointer user_data) { char *meta_key = crm_concat(CRM_META, key, '_'); g_hash_table_replace(user_data, meta_key, crm_strdup(value)); } static action_t * pe_notify(resource_t *rsc, node_t *node, action_t *op, action_t *confirm, notify_data_t *n_data, pe_working_set_t *data_set) { char *key = NULL; action_t *trigger = NULL; const char *value = NULL; const char *task = NULL; if(op == NULL || confirm == NULL) { crm_debug_2("Op=%p confirm=%p", op, confirm); return NULL; } CRM_CHECK(node != NULL, return NULL); if(node->details->online == FALSE) { crm_info("Skipping notification for %s", rsc->id); return NULL; } value = g_hash_table_lookup(op->meta, "notify_type"); task = g_hash_table_lookup(op->meta, "notify_operation"); crm_debug_2("Creating actions for %s: %s (%s-%s)", op->uuid, rsc->id, value, task); key = generate_notify_key(rsc->id, value, task); trigger = custom_action(rsc, key, op->task, node, op->optional, TRUE, data_set); g_hash_table_foreach(op->meta, dup_attr, trigger->extra); trigger->notify_keys = n_data->keys; /* pseudo_notify before notify */ crm_debug_3("Ordering %s before %s (%d->%d)", op->uuid, trigger->uuid, trigger->id, op->id); order_actions(op, trigger, pe_ordering_manditory); value = g_hash_table_lookup(op->meta, "notify_confirm"); if(crm_is_true(value)) { /* notify before pseudo_notified */ crm_debug_3("Ordering %s before %s (%d->%d)", trigger->uuid, confirm->uuid, confirm->id, trigger->id); order_actions(trigger, confirm, pe_ordering_manditory); } return trigger; } void pe_pre_notify(resource_t *rsc, node_t *node, action_t *op, notify_data_t *n_data, pe_working_set_t *data_set) { crm_debug_2("%s: %s", rsc->id, op->uuid); pe_notify(rsc, node, op->pre_notify, op->pre_notified, n_data, data_set); } void pe_post_notify(resource_t *rsc, node_t *node, action_t *op, notify_data_t *n_data, pe_working_set_t *data_set) { action_t *notify = NULL; CRM_CHECK(op != NULL, return); CRM_CHECK(rsc != NULL, return); crm_debug_2("%s: %s", rsc->id, op->uuid); notify = pe_notify(rsc, node, op->post_notify, op->post_notified, n_data, data_set); if(notify != NULL) { notify->priority = INFINITY; } notify = op->post_notified; if(notify != NULL) { notify->priority = INFINITY; slist_iter( mon, action_t, rsc->actions, lpc, const char *interval = g_hash_table_lookup(mon->meta, "interval"); if(interval == NULL || safe_str_eq(interval, "0")) { crm_debug_3("Skipping %s: interval", mon->uuid); continue; } else if(safe_str_eq(mon->task, "cancel")) { crm_debug_3("Skipping %s: cancel", mon->uuid); continue; } order_actions(notify, mon, pe_ordering_optional); ); } } void NoRoleChange(resource_t *rsc, node_t *current, node_t *next, pe_working_set_t *data_set) { action_t *start = NULL; action_t *stop = NULL; GListPtr possible_matches = NULL; crm_debug("Executing: %s (role=%s)",rsc->id, role2text(rsc->next_role)); if(current == NULL || next == NULL) { return; } /* use StartRsc/StopRsc */ if(safe_str_neq(current->details->id, next->details->id)) { crm_notice("Move resource %s\t(%s -> %s)", rsc->id, current->details->uname, next->details->uname); stop = stop_action(rsc, current, FALSE); start = start_action(rsc, next, FALSE); possible_matches = find_recurring_actions(rsc->actions, next); slist_iter(match, action_t, possible_matches, lpc, if(match->optional == FALSE) { crm_err("Found bad recurring action: %s", match->uuid); match->optional = TRUE; } ); if(data_set->remove_after_stop) { DeleteRsc(rsc, current, data_set); } } else { if(rsc->failed) { crm_notice("Recover resource %s\t(%s)", rsc->id, next->details->uname); stop = stop_action(rsc, current, FALSE); start = start_action(rsc, next, FALSE); /* /\* make the restart required *\/ */ /* order_stop_start(rsc, rsc, pe_ordering_manditory); */ } else if(rsc->start_pending) { start = start_action(rsc, next, TRUE); if(start->runnable) { /* wait for StartRsc() to be called */ rsc->role = RSC_ROLE_STOPPED; } else { /* wait for StopRsc() to be called */ rsc->next_role = RSC_ROLE_STOPPED; } } else { stop = stop_action(rsc, current, TRUE); start = start_action(rsc, next, TRUE); stop->optional = start->optional; if(start->runnable == FALSE) { rsc->next_role = RSC_ROLE_STOPPED; } else if(start->optional) { crm_notice("Leave resource %s\t(%s)", rsc->id, next->details->uname); } else { crm_notice("Restart resource %s\t(%s)", rsc->id, next->details->uname); } } } } gboolean StopRsc(resource_t *rsc, node_t *next, pe_working_set_t *data_set) { action_t *stop = NULL; crm_debug_2("Executing: %s", rsc->id); slist_iter( current, node_t, rsc->running_on, lpc, crm_notice(" %s\tStop %s", current->details->uname, rsc->id); stop = stop_action(rsc, current, FALSE); if(data_set->remove_after_stop) { DeleteRsc(rsc, current, data_set); } ); return TRUE; } gboolean StartRsc(resource_t *rsc, node_t *next, pe_working_set_t *data_set) { action_t *start = NULL; crm_debug_2("Executing: %s", rsc->id); start = start_action(rsc, next, TRUE); if(start->runnable) { crm_notice(" %s\tStart %s", next->details->uname, rsc->id); start->optional = FALSE; } return TRUE; } gboolean PromoteRsc(resource_t *rsc, node_t *next, pe_working_set_t *data_set) { char *key = NULL; gboolean runnable = TRUE; GListPtr action_list = NULL; crm_debug_2("Executing: %s", rsc->id); CRM_CHECK(rsc->next_role == RSC_ROLE_MASTER, return FALSE); key = start_key(rsc); action_list = find_actions_exact(rsc->actions, key, next); crm_free(key); slist_iter(start, action_t, action_list, lpc, if(start->runnable == FALSE) { runnable = FALSE; } ); if(runnable) { promote_action(rsc, next, FALSE); crm_notice("%s\tPromote %s", next->details->uname, rsc->id); return TRUE; } crm_debug("%s\tPromote %s (canceled)", next->details->uname, rsc->id); key = promote_key(rsc); action_list = find_actions_exact(rsc->actions, key, next); crm_free(key); slist_iter(promote, action_t, action_list, lpc, promote->runnable = FALSE; ); return TRUE; } gboolean DemoteRsc(resource_t *rsc, node_t *next, pe_working_set_t *data_set) { crm_debug_2("Executing: %s", rsc->id); /* CRM_CHECK(rsc->next_role == RSC_ROLE_SLAVE, return FALSE); */ slist_iter( current, node_t, rsc->running_on, lpc, crm_notice("%s\tDeomote %s", current->details->uname, rsc->id); demote_action(rsc, current, FALSE); ); return TRUE; } gboolean RoleError(resource_t *rsc, node_t *next, pe_working_set_t *data_set) { crm_debug("Executing: %s", rsc->id); CRM_CHECK(FALSE, return FALSE); return FALSE; } gboolean NullOp(resource_t *rsc, node_t *next, pe_working_set_t *data_set) { crm_debug("Executing: %s", rsc->id); return FALSE; } gboolean native_create_probe(resource_t *rsc, node_t *node, action_t *complete, gboolean force, pe_working_set_t *data_set) { char *key = NULL; char *target_rc = NULL; action_t *probe = NULL; node_t *running = NULL; CRM_CHECK(node != NULL, return FALSE); if(rsc->orphan) { crm_debug_2("Skipping orphan: %s", rsc->id); return FALSE; } running = pe_find_node_id(rsc->known_on, node->details->id); if(force == FALSE && running != NULL) { /* we already know the status of the resource on this node */ crm_debug_3("Skipping active: %s", rsc->id); return FALSE; } key = generate_op_key(rsc->id, CRMD_ACTION_STATUS, 0); probe = custom_action(rsc, key, CRMD_ACTION_STATUS, node, FALSE, TRUE, data_set); probe->priority = INFINITY; running = pe_find_node_id(rsc->running_on, node->details->id); if(running == NULL) { target_rc = crm_itoa(EXECRA_NOT_RUNNING); add_hash_param(probe->meta, XML_ATTR_TE_TARGET_RC, target_rc); crm_free(target_rc); } crm_notice("%s: Created probe for %s", node->details->uname, rsc->id); custom_action_order(rsc, NULL, probe, rsc, NULL, complete, pe_ordering_manditory, data_set); return TRUE; } void native_stonith_ordering( resource_t *rsc, action_t *stonith_op, pe_working_set_t *data_set) { gboolean is_unprotected = FALSE; gboolean run_unprotected = TRUE; const char *class = crm_element_value(rsc->xml, XML_AGENT_ATTR_CLASS); if(stonith_op != NULL && safe_str_eq(class, "stonith")) { char *key = start_key(rsc); crm_debug("Ordering %s before stonith op", key); custom_action_order( rsc, key, NULL, NULL, crm_strdup(CRM_OP_FENCE), stonith_op, pe_ordering_optional, data_set); return; } slist_iter(action, action_t, rsc->actions, lpc2, if(action->needs != rsc_req_stonith) { continue; } if(stonith_op != NULL) { custom_action_order( NULL, crm_strdup(CRM_OP_FENCE), stonith_op, rsc, NULL, action, pe_ordering_manditory, data_set); } else if(run_unprotected == FALSE) { /* mark the start unrunnable */ action->runnable = FALSE; } else { is_unprotected = TRUE; } ); if(is_unprotected) { pe_err("SHARED RESOURCE %s IS NOT PROTECTED:" " Stonith disabled", rsc->id); } } diff --git a/crm/pengine/testcases/master-9.dot b/crm/pengine/testcases/master-9.dot index 708725b854..ff8136f42a 100644 --- a/crm/pengine/testcases/master-9.dot +++ b/crm/pengine/testcases/master-9.dot @@ -1,134 +1,134 @@ digraph "g" { size = "30,30" "child_DoFencing:0_monitor_20000 va1" [ style="dashed" color="blue" fontcolor="black" ] "child_DoFencing:1_monitor_20000 ibm1" [ style="dashed" color="blue" fontcolor="black" ] "probe_complete" [ style=bold color="green" fontcolor="orange" ] "probe_complete va1" [ style=bold color="green" fontcolor="black" ] "child_DoFencing:1_monitor_0 va1" [ style=bold color="green" fontcolor="black" ] "child_DoFencing:2_monitor_0 va1" [ style=bold color="green" fontcolor="black" ] "child_DoFencing:3_monitor_0 va1" [ style=bold color="green" 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color="green" fontcolor="black" ] "ocf_msdummy:6_monitor_0 ibm1" [ style=bold color="green" fontcolor="black" ] "ocf_msdummy:7_monitor_0 ibm1" [ style=bold color="green" fontcolor="black" ] "DcIPaddr_start_0 va1" [ style="dashed" color="blue" fontcolor="black" ] "DcIPaddr_monitor_5000 va1" [ font_color=purple style=filled fillcolor=red ] "ocf_127.0.0.11_start_0 va1" [ style="dashed" color="blue" fontcolor="black" ] "ocf_127.0.0.11_monitor_5000 va1" [ font_color=purple style=filled fillcolor=red ] "heartbeat_127.0.0.12_start_0 va1" [ style="dashed" color="blue" fontcolor="black" ] "heartbeat_127.0.0.12_monitor_5000 va1" [ font_color=purple style=filled fillcolor=red ] "ocf_127.0.0.13_start_0 va1" [ style="dashed" color="blue" fontcolor="black" ] "ocf_127.0.0.13_monitor_5000 va1" [ font_color=purple style=filled fillcolor=red ] "group-1_start_0" [ style="dashed" color="blue" fontcolor="orange" ] "group-1_running_0" [ style="dashed" color="blue" fontcolor="orange" ] "group-1_stop_0" [ style="dashed" color="blue" fontcolor="orange" ] "group-1_stopped_0" [ style="dashed" color="blue" fontcolor="orange" ] "lsb_dummy_start_0 va1" [ style="dashed" color="blue" fontcolor="black" ] "lsb_dummy_monitor_5000 va1" [ font_color=purple style=filled fillcolor=red ] "rsc_sgi2_start_0 va1" [ style="dashed" color="blue" fontcolor="black" ] "rsc_sgi2_monitor_5000 va1" [ font_color=purple style=filled fillcolor=red ] "rsc_ibm1_start_0 va1" [ style="dashed" color="blue" fontcolor="black" ] "rsc_ibm1_monitor_5000 va1" [ font_color=purple style=filled fillcolor=red ] "rsc_va1_start_0 va1" [ style="dashed" color="blue" fontcolor="black" ] "rsc_va1_monitor_5000 va1" [ font_color=purple style=filled fillcolor=red ] "rsc_test02_start_0 va1" [ style="dashed" color="blue" fontcolor="black" ] "rsc_test02_monitor_5000 va1" [ font_color=purple style=filled fillcolor=red ] "child_DoFencing:0_stop_0 va1" [ style="dashed" color="blue" fontcolor="black" ] "child_DoFencing:0_start_0 va1" [ style="dashed" color="blue" fontcolor="black" ] "child_DoFencing:1_stop_0 ibm1" [ style=bold color="green" fontcolor="black" ] "DoFencing_start_0" [ style="dashed" color="blue" fontcolor="orange" ] "DoFencing_running_0" [ style="dashed" color="blue" fontcolor="orange" ] "DoFencing_stop_0" [ style=bold color="green" fontcolor="orange" ] "DoFencing_stopped_0" [ style=bold color="green" fontcolor="orange" ] "ocf_msdummy:0_start_0 va1" [ style="dashed" color="blue" fontcolor="black" ] "ocf_msdummy:0_monitor_6000 va1" [ font_color=purple style=filled fillcolor=red ] -"ocf_msdummy:2_start_0 va1" [ style="dashed" color="blue" fontcolor="black" ] -"ocf_msdummy:2_monitor_5000 va1" [ font_color=purple style=filled fillcolor=red ] +"ocf_msdummy:1_start_0 va1" [ style="dashed" color="blue" fontcolor="black" ] +"ocf_msdummy:1_monitor_5000 va1" [ font_color=purple style=filled fillcolor=red ] "master_rsc_1_start_0" [ style="dashed" color="blue" fontcolor="orange" ] "master_rsc_1_running_0" [ style="dashed" color="blue" fontcolor="orange" ] "master_rsc_1_stop_0" [ style="dashed" color="blue" fontcolor="orange" ] "master_rsc_1_stopped_0" [ style="dashed" color="blue" fontcolor="orange" ] "master_rsc_1_promote_0" [ style="dashed" color="blue" fontcolor="orange" ] "master_rsc_1_promoted_0" [ style="dashed" color="blue" fontcolor="orange" ] "master_rsc_1_demote_0" [ style="dashed" color="blue" fontcolor="orange" ] "master_rsc_1_demoted_0" [ style="dashed" color="blue" fontcolor="orange" ] "do_shutdown ibm1" [ style=bold color="green" fontcolor="black" ] "child_DoFencing:0_start_0 va1" -> "child_DoFencing:0_monitor_20000 va1" [ style = dashed] "probe_complete va1" -> "probe_complete" [ style = bold] "probe_complete ibm1" -> "probe_complete" [ style = bold] "child_DoFencing:1_monitor_0 va1" -> "probe_complete va1" [ style = bold] "child_DoFencing:2_monitor_0 va1" -> "probe_complete va1" [ style = bold] "child_DoFencing:3_monitor_0 va1" -> "probe_complete va1" [ style = bold] "ocf_msdummy:2_monitor_0 va1" -> "probe_complete va1" [ style = bold] "ocf_msdummy:3_monitor_0 va1" -> "probe_complete va1" [ style = bold] "ocf_msdummy:4_monitor_0 va1" -> "probe_complete va1" [ style = bold] "ocf_msdummy:5_monitor_0 va1" -> "probe_complete va1" [ style = bold] "ocf_msdummy:6_monitor_0 va1" -> "probe_complete va1" [ style = bold] "ocf_msdummy:7_monitor_0 va1" -> "probe_complete va1" [ style = bold] "child_DoFencing:2_monitor_0 ibm1" -> "probe_complete ibm1" [ style = bold] "child_DoFencing:3_monitor_0 ibm1" -> "probe_complete ibm1" [ style = bold] "ocf_msdummy:2_monitor_0 ibm1" -> "probe_complete ibm1" [ style = bold] "ocf_msdummy:3_monitor_0 ibm1" -> "probe_complete ibm1" [ style = bold] "ocf_msdummy:4_monitor_0 ibm1" -> "probe_complete ibm1" [ style = bold] "ocf_msdummy:5_monitor_0 ibm1" -> "probe_complete ibm1" [ style = bold] "ocf_msdummy:6_monitor_0 ibm1" -> "probe_complete ibm1" [ style = bold] "ocf_msdummy:7_monitor_0 ibm1" -> "probe_complete ibm1" [ style = bold] "DcIPaddr_start_0 va1" -> "DcIPaddr_monitor_5000 va1" [ style = dashed] "group-1_start_0" -> "ocf_127.0.0.11_start_0 va1" [ style = dashed] "ocf_127.0.0.11_start_0 va1" -> "ocf_127.0.0.11_monitor_5000 va1" [ style = dashed] "ocf_127.0.0.11_start_0 va1" -> "heartbeat_127.0.0.12_start_0 va1" [ style = dashed] "heartbeat_127.0.0.12_start_0 va1" -> "heartbeat_127.0.0.12_monitor_5000 va1" [ style = dashed] "heartbeat_127.0.0.12_start_0 va1" -> "ocf_127.0.0.13_start_0 va1" [ style = dashed] "ocf_127.0.0.13_start_0 va1" -> "ocf_127.0.0.13_monitor_5000 va1" [ style = dashed] "group-1_stop_0" -> "group-1_start_0" [ style = dashed] "group-1_stopped_0" -> "group-1_start_0" [ style = dashed] "group-1_start_0" -> "group-1_running_0" [ style = dashed] "ocf_127.0.0.13_start_0 va1" -> "group-1_running_0" [ style = dashed] "group-1_stop_0" -> "group-1_stopped_0" [ style = dashed] "lsb_dummy_start_0 va1" -> "lsb_dummy_monitor_5000 va1" [ style = dashed] "rsc_sgi2_start_0 va1" -> "rsc_sgi2_monitor_5000 va1" [ style = dashed] "rsc_ibm1_start_0 va1" -> "rsc_ibm1_monitor_5000 va1" [ style = dashed] "rsc_va1_start_0 va1" -> "rsc_va1_monitor_5000 va1" [ style = dashed] "rsc_test02_start_0 va1" -> "rsc_test02_monitor_5000 va1" [ style = dashed] "DoFencing_stop_0" -> "child_DoFencing:0_stop_0 va1" [ style = dashed] "child_DoFencing:0_stop_0 va1" -> "child_DoFencing:0_start_0 va1" [ style = dashed] "DoFencing_start_0" -> "child_DoFencing:0_start_0 va1" [ style = dashed] "DoFencing_stop_0" -> "child_DoFencing:1_stop_0 ibm1" [ style = bold] "probe_complete" -> "DoFencing_start_0" [ style = dashed] "DoFencing_stop_0" -> "DoFencing_start_0" [ style = dashed] "DoFencing_stopped_0" -> "DoFencing_start_0" [ style = dashed] "DoFencing_start_0" -> "DoFencing_running_0" [ style = dashed] "child_DoFencing:0_start_0 va1" -> "DoFencing_running_0" [ style = dashed] "child_DoFencing:0_stop_0 va1" -> "DoFencing_stopped_0" [ style = dashed] "child_DoFencing:1_stop_0 ibm1" -> "DoFencing_stopped_0" [ style = bold] "DoFencing_stop_0" -> "DoFencing_stopped_0" [ style = bold] "master_rsc_1_start_0" -> "ocf_msdummy:0_start_0 va1" [ style = dashed] "ocf_msdummy:0_start_0 va1" -> "ocf_msdummy:0_monitor_6000 va1" [ style = dashed] -"master_rsc_1_start_0" -> "ocf_msdummy:2_start_0 va1" [ style = dashed] -"ocf_msdummy:2_start_0 va1" -> "ocf_msdummy:2_monitor_5000 va1" [ style = dashed] +"master_rsc_1_start_0" -> "ocf_msdummy:1_start_0 va1" [ style = dashed] +"ocf_msdummy:1_start_0 va1" -> "ocf_msdummy:1_monitor_5000 va1" [ style = dashed] "probe_complete" -> "master_rsc_1_start_0" [ style = dashed] "master_rsc_1_stop_0" -> "master_rsc_1_start_0" [ style = dashed] "master_rsc_1_stopped_0" -> "master_rsc_1_start_0" [ style = dashed] "master_rsc_1_demoted_0" -> "master_rsc_1_start_0" [ style = dashed] "master_rsc_1_start_0" -> "master_rsc_1_running_0" [ style = dashed] "ocf_msdummy:0_start_0 va1" -> "master_rsc_1_running_0" [ style = dashed] -"ocf_msdummy:2_start_0 va1" -> "master_rsc_1_running_0" [ style = dashed] +"ocf_msdummy:1_start_0 va1" -> "master_rsc_1_running_0" [ style = dashed] "master_rsc_1_demote_0" -> "master_rsc_1_stop_0" [ style = dashed] "master_rsc_1_demoted_0" -> "master_rsc_1_stop_0" [ style = dashed] "master_rsc_1_stop_0" -> "master_rsc_1_stopped_0" [ style = dashed] "master_rsc_1_start_0" -> "master_rsc_1_promote_0" [ style = dashed] "master_rsc_1_running_0" -> "master_rsc_1_promote_0" [ style = dashed] "master_rsc_1_demote_0" -> "master_rsc_1_demoted_0" [ style = dashed] "child_DoFencing:1_stop_0 ibm1" -> "do_shutdown ibm1" [ style = bold] } diff --git a/crm/pengine/testcases/master-9.exp b/crm/pengine/testcases/master-9.exp index e98cd9095c..5186aa9f01 100644 --- a/crm/pengine/testcases/master-9.exp +++ b/crm/pengine/testcases/master-9.exp @@ -1,288 +1,288 @@ - + - + diff --git a/crm/pengine/utils.c b/crm/pengine/utils.c index 5190092483..02b2e18693 100644 --- a/crm/pengine/utils.c +++ b/crm/pengine/utils.c @@ -1,480 +1,534 @@ -/* $Id: utils.c,v 1.146 2006/06/21 11:06:13 andrew Exp $ */ +/* $Id: utils.c,v 1.147 2006/07/05 14:20:02 andrew Exp $ */ /* * 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 /* only for rsc_colocation constraints */ rsc_colocation_t * invert_constraint(rsc_colocation_t *constraint) { rsc_colocation_t *inverted_con = NULL; crm_debug_3("Inverting constraint"); if(constraint == NULL) { pe_err("Cannot invert NULL constraint"); return NULL; } crm_malloc0(inverted_con, sizeof(rsc_colocation_t)); if(inverted_con == NULL) { return NULL; } inverted_con->id = constraint->id; inverted_con->strength = constraint->strength; /* swap the direction */ inverted_con->rsc_lh = constraint->rsc_rh; inverted_con->rsc_rh = constraint->rsc_lh; inverted_con->state_lh = constraint->state_rh; inverted_con->state_rh = constraint->state_lh; crm_action_debug_3( print_rsc_colocation("Inverted constraint", inverted_con, FALSE)); return inverted_con; } /* * Create a new color with the contents of "nodes" as the list of * possible nodes that resources with this color can be run on. * * Typically, when creating a color you will provide the node list from * the resource you will first assign the color to. * * If "colors" != NULL, it will be added to that list * If "resources" != NULL, it will be added to every provisional resource * in that list */ color_t * create_color( pe_working_set_t *data_set, resource_t *resource, GListPtr node_list) { color_t *new_color = NULL; crm_debug_5("Creating color"); crm_malloc0(new_color, sizeof(color_t)); if(new_color == NULL) { return NULL; } new_color->id = data_set->color_id++; new_color->local_weight = 1.0; crm_debug_5("Creating color details"); crm_malloc0(new_color->details, sizeof(struct color_shared_s)); if(new_color->details == NULL) { crm_free(new_color); return NULL; } new_color->details->id = new_color->id; new_color->details->highest_priority = -1; new_color->details->chosen_node = NULL; new_color->details->candidate_nodes = NULL; new_color->details->allocated_resources = NULL; new_color->details->pending = TRUE; if(resource != NULL) { crm_debug_5("populating node list"); new_color->details->highest_priority = resource->priority; new_color->details->candidate_nodes = node_list_dup(node_list, TRUE, TRUE); } crm_action_debug_3(print_color("Created color", new_color, TRUE)); CRM_CHECK(data_set != NULL, return NULL); data_set->colors = g_list_append(data_set->colors, new_color); return new_color; } color_t * copy_color(color_t *a_color) { color_t *color_copy = NULL; if(a_color == NULL) { pe_err("Cannot copy NULL"); return NULL; } crm_malloc0(color_copy, sizeof(color_t)); if(color_copy != NULL) { color_copy->id = a_color->id; color_copy->details = a_color->details; color_copy->local_weight = 1.0; } return color_copy; } gint gslist_color_compare(gconstpointer a, gconstpointer b); color_t * find_color(GListPtr candidate_colors, color_t *other_color) { GListPtr tmp = g_list_find_custom(candidate_colors, other_color, gslist_color_compare); if(tmp != NULL) { return (color_t *)tmp->data; } return NULL; } gint gslist_color_compare(gconstpointer a, gconstpointer b) { const color_t *color_a = (const color_t*)a; const color_t *color_b = (const color_t*)b; /* crm_debug_5("%d vs. %d", a?color_a->id:-2, b?color_b->id:-2); */ if(a == b) { return 0; } else if(a == NULL || b == NULL) { return 1; } else if(color_a->id == color_b->id) { return 0; } return 1; } gint sort_cons_strength(gconstpointer a, gconstpointer b) { const rsc_colocation_t *rsc_constraint1 = (const rsc_colocation_t*)a; const rsc_colocation_t *rsc_constraint2 = (const rsc_colocation_t*)b; if(a == NULL) { return 1; } if(b == NULL) { return -1; } if(rsc_constraint1->strength > rsc_constraint2->strength) { return 1; } if(rsc_constraint1->strength < rsc_constraint2->strength) { return -1; } return 0; } void print_color_details(const char *pre_text, struct color_shared_s *color, gboolean details) { if(color == NULL) { crm_debug_4("%s%s: ", pre_text==NULL?"":pre_text, pre_text==NULL?"":": "); return; } crm_debug_4("%s%sColor %d: node=%s (from %d candidates)", pre_text==NULL?"":pre_text, pre_text==NULL?"":": ", color->id, color->chosen_node==NULL?"":color->chosen_node->details->uname, g_list_length(color->candidate_nodes)); if(details) { slist_iter(node, node_t, color->candidate_nodes, lpc, print_node("\t", node, FALSE)); } } void print_color(const char *pre_text, color_t *color, gboolean details) { if(color == NULL) { crm_debug_4("%s%s: ", pre_text==NULL?"":pre_text, pre_text==NULL?"":": "); return; } crm_debug_4("%s%sColor %d: (weight=%d, node=%s, possible=%d)", pre_text==NULL?"":pre_text, pre_text==NULL?"":": ", color->id, color->local_weight, safe_val5("",color,details,chosen_node,details,uname), g_list_length(color->details->candidate_nodes)); if(details) { print_color_details("\t", color->details, details); } } void print_rsc_to_node(const char *pre_text, rsc_to_node_t *cons, gboolean details) { if(cons == NULL) { crm_debug_4("%s%s: ", pre_text==NULL?"":pre_text, pre_text==NULL?"":": "); return; } crm_debug_4("%s%s%s Constraint %s (%p) - %d nodes:", pre_text==NULL?"":pre_text, pre_text==NULL?"":": ", "rsc_to_node", cons->id, cons, g_list_length(cons->node_list_rh)); if(details == FALSE) { crm_debug_4("\t%s (node placement rule)", safe_val3(NULL, cons, rsc_lh, id)); slist_iter( node, node_t, cons->node_list_rh, lpc, print_node("\t\t-->", node, FALSE) ); } } void print_rsc_colocation(const char *pre_text, rsc_colocation_t *cons, gboolean details) { if(cons == NULL) { crm_debug_4("%s%s: ", pre_text==NULL?"":pre_text, pre_text==NULL?"":": "); return; } crm_debug_4("%s%s%s Constraint %s (%p):", pre_text==NULL?"":pre_text, pre_text==NULL?"":": ", XML_CONS_TAG_RSC_DEPEND, cons->id, cons); if(details == FALSE) { crm_debug_4("\t%s --> %s, %s", safe_val3(NULL, cons, rsc_lh, id), safe_val3(NULL, cons, rsc_rh, id), strength2text(cons->strength)); } } void pe_free_colors(GListPtr colors) { GListPtr iterator = colors; while(iterator != NULL) { color_t *color = (color_t *)iterator->data; struct color_shared_s *details = color->details; iterator = iterator->next; if(details != NULL) { pe_free_shallow(details->candidate_nodes); pe_free_shallow_adv(details->allocated_resources, FALSE); crm_free(details->chosen_node); crm_free(details); } crm_free(color); } if(colors != NULL) { g_list_free(colors); } } void pe_free_ordering(GListPtr constraints) { GListPtr iterator = constraints; while(iterator != NULL) { order_constraint_t *order = iterator->data; iterator = iterator->next; crm_free(order->lh_action_task); crm_free(order->rh_action_task); crm_free(order); } if(constraints != NULL) { g_list_free(constraints); } } void pe_free_rsc_to_node(GListPtr constraints) { GListPtr iterator = constraints; while(iterator != NULL) { rsc_to_node_t *cons = iterator->data; iterator = iterator->next; pe_free_shallow(cons->node_list_rh); crm_free(cons); } if(constraints != NULL) { g_list_free(constraints); } } rsc_to_node_t * rsc2node_new(const char *id, resource_t *rsc, int node_weight, node_t *foo_node, pe_working_set_t *data_set) { rsc_to_node_t *new_con = NULL; if(rsc == NULL || id == NULL) { pe_err("Invalid constraint %s for rsc=%p", crm_str(id), rsc); return NULL; } crm_malloc0(new_con, sizeof(rsc_to_node_t)); if(new_con != NULL) { new_con->id = id; new_con->rsc_lh = rsc; new_con->node_list_rh = NULL; new_con->role_filter = RSC_ROLE_UNKNOWN; if(foo_node != NULL) { node_t *copy = node_copy(foo_node); copy->weight = node_weight; new_con->node_list_rh = g_list_append(NULL, copy); } else { CRM_CHECK(node_weight == 0, return NULL); } data_set->placement_constraints = g_list_append( data_set->placement_constraints, new_con); rsc->rsc_location = g_list_append( rsc->rsc_location, new_con); } return new_con; } const char * strength2text(enum con_strength strength) { const char *result = ""; switch(strength) { case pecs_ignore: result = "ignore"; break; case pecs_must: result = XML_STRENGTH_VAL_MUST; break; case pecs_must_not: result = XML_STRENGTH_VAL_MUSTNOT; break; case pecs_startstop: result = "start/stop"; break; } return result; } const char * ordering_type2text(enum pe_ordering type) { const char *result = ""; switch(type) { case pe_ordering_manditory: result = "manditory"; break; case pe_ordering_restart: result = "restart"; break; case pe_ordering_recover: result = "recover"; break; case pe_ordering_optional: result = "optional"; break; case pe_ordering_postnotify: result = "post_notify"; break; } return result; } +gboolean +can_run_resources(const node_t *node) +{ + if(node->details->online == FALSE + || node->details->shutdown + || node->details->unclean + || node->details->standby) { + crm_debug_2("%s: online=%d, unclean=%d, standby=%d", + node->details->uname, node->details->online, + node->details->unclean, node->details->standby); + return FALSE; + } + return TRUE; +} + /* return -1 if 'a' is more preferred * return 1 if 'b' is more preferred */ gint sort_node_weight(gconstpointer a, gconstpointer b) { const node_t *node1 = (const node_t*)a; const node_t *node2 = (const node_t*)b; int node1_weight = 0; int node2_weight = 0; if(a == NULL) { return 1; } if(b == NULL) { return -1; } node1_weight = node1->weight; node2_weight = node2->weight; - if(node1->details->unclean - || node1->details->standby - || node1->details->shutdown) { + if(can_run_resources(node1) == FALSE) { node1_weight = -INFINITY; } - if(node2->details->unclean - || node2->details->standby - || node2->details->shutdown) { + if(can_run_resources(node2) == FALSE) { node2_weight = -INFINITY; } if(node1_weight > node2_weight) { crm_debug_3("%s (%d) > %s (%d) : weight", node1->details->uname, node1_weight, node2->details->uname, node2_weight); return -1; } if(node1_weight < node2_weight) { crm_debug_3("%s (%d) < %s (%d) : weight", node1->details->uname, node1_weight, node2->details->uname, node2_weight); return 1; } crm_debug_3("%s (%d) == %s (%d) : weight", node1->details->uname, node1_weight, node2->details->uname, node2_weight); /* now try to balance resources across the cluster */ if(node1->details->num_resources < node2->details->num_resources) { crm_debug_3("%s (%d) < %s (%d) : resources", node1->details->uname, node1->details->num_resources, node2->details->uname, node2->details->num_resources); return -1; } else if(node1->details->num_resources > node2->details->num_resources) { crm_debug_3("%s (%d) > %s (%d) : resources", node1->details->uname, node1->details->num_resources, node2->details->uname, node2->details->num_resources); return 1; } crm_debug_4("%s = %s", node1->details->uname, node2->details->uname); return 0; } + +gint sort_color_weight(gconstpointer a, gconstpointer b) +{ + const color_t *color1 = (const color_t*)a; + const color_t *color2 = (const color_t*)b; + + int color1_weight = 0; + int color2_weight = 0; + + if(a == NULL) { return 1; } + if(b == NULL) { return -1; } + + color1_weight = color1->local_weight; + color2_weight = color2->local_weight; + + if(color1_weight > color2_weight) { + crm_debug_3("%d (%d) > %d (%d) : weight", + color1->id, color1_weight, + color2->id, color2_weight); + return -1; + } + + if(color1_weight < color2_weight) { + crm_debug_3("%d (%d) < %d (%d) : weight", + color1->id, color1_weight, + color2->id, color2_weight); + return 1; + } + + crm_debug_3("%d (%d) == %d (%d) : weight", + color1->id, color1_weight, + color2->id, color2_weight); + + if(color1->id < color2->id) { + return -1; + + } else if(color1->id > color2->id) { + return 1; + } + CRM_CHECK(color1->id != color2->id, + crm_err("Color %d duplicated in list", color1->id)); + return 0; +} diff --git a/crm/pengine/utils.h b/crm/pengine/utils.h index 6f22f80d25..8d23c20a71 100644 --- a/crm/pengine/utils.h +++ b/crm/pengine/utils.h @@ -1,76 +1,79 @@ -/* $Id: utils.h,v 1.2 2006/06/21 11:06:13 andrew Exp $ */ +/* $Id: utils.h,v 1.3 2006/07/05 14:20:02 andrew Exp $ */ /* * 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 */ #ifndef PENGINE_AUTILS__H #define PENGINE_AUTILS__H /* Constraint helper functions */ extern rsc_colocation_t *invert_constraint(rsc_colocation_t *constraint); extern rsc_to_node_t *copy_constraint(rsc_to_node_t *constraint); /* Color helper functions */ extern void add_color_to_rsc(resource_t *rsc, color_t *color); extern color_t *find_color(GListPtr candidate_colors, color_t *other_color); extern color_t *create_color( pe_working_set_t *data_set, resource_t *resource, GListPtr resources); extern color_t *copy_color(color_t *a_color); extern void print_rsc_to_node( const char *pre_text, rsc_to_node_t *cons, gboolean details); extern void print_rsc_colocation( const char *pre_text, rsc_colocation_t *cons, gboolean details); extern void print_color( const char *pre_text, color_t *color, gboolean details); extern void print_color_details( const char *pre_text, struct color_shared_s *color, gboolean details); extern rsc_to_node_t *rsc2node_new( const char *id, resource_t *rsc, int weight, node_t *node, pe_working_set_t *data_set); extern void pe_free_colors(GListPtr colors); extern void pe_free_rsc_to_node(GListPtr constraints); extern void pe_free_ordering(GListPtr constraints); extern const char *strength2text(enum con_strength strength); extern const char *ordering_type2text(enum pe_ordering type); extern gboolean rsc_colocation_new( const char *id, enum con_strength strength, resource_t *rsc_lh, resource_t *rsc_rh, const char *state_lh, const char *state_rh); extern gboolean create_ordering( const char *id, enum con_strength strength, resource_t *rsc_lh, resource_t *rsc_rh, pe_working_set_t *data_set); extern rsc_to_node_t *generate_location_rule( resource_t *rsc, crm_data_t *location_rule, pe_working_set_t *data_set); extern gint sort_cons_strength(gconstpointer a, gconstpointer b); extern gint sort_node_weight(gconstpointer a, gconstpointer b); +extern gint sort_color_weight(gconstpointer a, gconstpointer b); + +extern gboolean can_run_resources(const node_t *node); #endif