diff --git a/crm/pengine/complex.c b/crm/pengine/complex.c index e2171a7415..b70337af97 100644 --- a/crm/pengine/complex.c +++ b/crm/pengine/complex.c @@ -1,458 +1,437 @@ -/* $Id: complex.c,v 1.34 2005/06/15 13:39:42 andrew Exp $ */ +/* $Id: complex.c,v 1.35 2005/06/16 12:36:17 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 gboolean update_node_weight(rsc_to_node_t *cons,const char *id,GListPtr nodes); gboolean is_active(rsc_to_node_t *cons); gboolean constraint_violated( resource_t *rsc_lh, resource_t *rsc_rh, rsc_colocation_t *constraint); void order_actions(action_t *lh, action_t *rh, order_constraint_t *order); gboolean has_agent(node_t *a_node, lrm_agent_t *an_agent); extern gboolean rsc_colocation_new(const char *id, enum con_strength strength, resource_t *rsc_lh, resource_t *rsc_rh); resource_object_functions_t resource_class_functions[] = { { native_unpack, native_find_child, native_num_allowed_nodes, native_color, native_create_actions, native_internal_constraints, native_agent_constraints, native_rsc_colocation_lh, native_rsc_colocation_rh, native_rsc_order_lh, native_rsc_order_rh, native_rsc_location, native_expand, native_dump, native_free }, { group_unpack, group_find_child, group_num_allowed_nodes, group_color, group_create_actions, group_internal_constraints, group_agent_constraints, group_rsc_colocation_lh, group_rsc_colocation_rh, group_rsc_order_lh, group_rsc_order_rh, group_rsc_location, group_expand, group_dump, group_free }, { incarnation_unpack, incarnation_find_child, incarnation_num_allowed_nodes, incarnation_color, incarnation_create_actions, incarnation_internal_constraints, incarnation_agent_constraints, incarnation_rsc_colocation_lh, incarnation_rsc_colocation_rh, incarnation_rsc_order_lh, incarnation_rsc_order_rh, incarnation_rsc_location, incarnation_expand, incarnation_dump, incarnation_free } }; /* resource_object_functions_t resource_variants[] = resource_class_functions; */ int get_resource_type(const char *name) { if(safe_str_eq(name, "resource")) { return pe_native; } else if(safe_str_eq(name, "resource_group")) { return pe_group; } else if(safe_str_eq(name, XML_RSC_ATTR_INCARNATION)) { return pe_incarnation; } return pe_unknown; } gboolean is_active(rsc_to_node_t *cons) { /* todo: check constraint lifetime */ return TRUE; } void inherit_parent_attributes( crm_data_t *parent, crm_data_t *child, gboolean overwrite) { int lpc = 0; const char *attributes[] = { XML_RSC_ATTR_STOPFAIL, XML_RSC_ATTR_RESTART, "multiple_active", "start_prereq", "resource_stickiness" }; for(lpc = 0; lpc < DIMOF(attributes); lpc++) { const char *attr_p = crm_element_value(parent, attributes[lpc]); const char *attr_c = crm_element_value(child, attributes[lpc]); if(attr_c != NULL && safe_str_neq(attr_p, attr_c)) { if(overwrite == FALSE) { crm_debug_2("Resource %s: ignoring parent value for %s", ID(child), attributes[lpc]); continue; } pe_warn("Resource %s: Overwriting attribute %s: %s->%s", ID(child), attributes[lpc], attr_c, attr_p); } crm_xml_add(child, attributes[lpc], attr_p); } } gboolean common_unpack( crm_data_t * xml_obj, resource_t **rsc, pe_working_set_t *data_set) { int stickiness = data_set->default_resource_stickiness; const char *id = crm_element_value(xml_obj, XML_ATTR_ID); - const char *stopfail = crm_element_value(xml_obj, XML_RSC_ATTR_STOPFAIL); const char *restart = crm_element_value(xml_obj, XML_RSC_ATTR_RESTART); const char *multiple = crm_element_value(xml_obj, "multiple_active"); const char *placement= crm_element_value(xml_obj, "resource_stickiness"); const char *priority = NULL; crm_log_xml_debug_2(xml_obj, "Processing resource input..."); if(id == NULL) { pe_err("Must specify id tag in "); return FALSE; } else if(rsc == NULL) { pe_err("Nowhere to unpack resource into"); return FALSE; } crm_malloc0(*rsc, sizeof(resource_t)); if(*rsc == NULL) { return FALSE; } (*rsc)->id = id; (*rsc)->xml = xml_obj; (*rsc)->ops_xml = find_xml_node(xml_obj, "operations", FALSE); (*rsc)->variant = get_resource_type(crm_element_name(xml_obj)); if((*rsc)->variant == pe_unknown) { pe_err("Unknown resource type: %s", crm_element_name(xml_obj)); crm_free(*rsc); return FALSE; } (*rsc)->fns = &resource_class_functions[(*rsc)->variant]; crm_debug_3("Unpacking resource..."); (*rsc)->parameters = g_hash_table_new_full( g_str_hash,g_str_equal, g_hash_destroy_str,g_hash_destroy_str); unpack_instance_attributes(xml_obj, (*rsc)->parameters); priority = get_rsc_param(*rsc, XML_CIB_ATTR_PRIORITY); (*rsc)->priority = atoi(priority?priority:"0"); (*rsc)->effective_priority = (*rsc)->priority; (*rsc)->recovery_type = recovery_stop_start; (*rsc)->runnable = TRUE; (*rsc)->provisional = TRUE; (*rsc)->start_pending = FALSE; (*rsc)->starting = FALSE; (*rsc)->stopping = FALSE; (*rsc)->candidate_colors = NULL; (*rsc)->rsc_cons = NULL; (*rsc)->actions = NULL; crm_debug_2("Options for %s", id); - if(stopfail == NULL && data_set->stonith_enabled) { - (*rsc)->stopfail_type = pesf_stonith; - crm_debug_2("\tFailed stop handling handling: fence (default)"); - - } else if(stopfail == NULL) { - (*rsc)->stopfail_type = pesf_block; - crm_debug_2("\tFailed stop handling handling: block (default)"); - - } else if(safe_str_eq(stopfail, "ignore")) { - (*rsc)->stopfail_type = pesf_ignore; - crm_debug_2("\tFailed stop handling handling: ignore"); - - } else if(safe_str_eq(stopfail, "fence")) { - (*rsc)->stopfail_type = pesf_stonith; - crm_debug_2("\tFailed stop handling handling: fence"); - - } else { - (*rsc)->stopfail_type = pesf_block; - crm_debug_2("\tFailed stop handling handling: block"); - } if(safe_str_eq(restart, "restart")) { (*rsc)->restart_type = pe_restart_restart; crm_debug_2("\tDependancy restart handling: restart"); } else { (*rsc)->restart_type = pe_restart_ignore; crm_debug_2("\tDependancy restart handling: ignore"); } if(safe_str_eq(multiple, "stop_only")) { (*rsc)->recovery_type = recovery_stop_only; crm_debug_2("\tMultiple running resource recovery: stop only"); } else if(safe_str_eq(multiple, "block")) { (*rsc)->recovery_type = recovery_block; crm_debug_2("\tMultiple running resource recovery: block"); } else { (*rsc)->recovery_type = recovery_stop_start; crm_debug_2("\tMultiple running resource recovery: stop/start"); } if(placement != NULL) { stickiness = atoi(placement); } if(stickiness > 0) { crm_debug_2("\tPlacement: prefer current location%s", placement == NULL?" (default)":""); rsc_colocation_new("__generated_internal_placement__", pecs_must, *rsc, *rsc); } else if(stickiness < 0) { crm_warn("\tPlacement: always move from the current location%s", placement == NULL?" (default)":""); rsc_colocation_new("__generated_internal_placement__", pecs_must_not, *rsc, *rsc); } else { crm_debug_2("\tPlacement: optimal%s", placement == NULL?" (default)":""); } (*rsc)->fns->unpack(*rsc, data_set); return TRUE; } void order_actions(action_t *lh_action, action_t *rh_action, order_constraint_t *order) { action_wrapper_t *wrapper = NULL; GListPtr list = NULL; crm_debug_2("Ordering %d: Action %d before %d", order?order->id:-1, lh_action->id, rh_action->id); log_action(LOG_DEBUG_4, "LH (order_actions)", lh_action, FALSE); log_action(LOG_DEBUG_4, "RH (order_actions)", rh_action, FALSE); crm_malloc0(wrapper, sizeof(action_wrapper_t)); if(wrapper != NULL) { wrapper->action = rh_action; wrapper->type = order->type; list = lh_action->actions_after; list = g_list_append(list, wrapper); lh_action->actions_after = list; wrapper = NULL; } if(order->type != pe_ordering_recover) { crm_malloc0(wrapper, sizeof(action_wrapper_t)); if(wrapper != NULL) { wrapper->action = lh_action; wrapper->type = order->type; list = rh_action->actions_before; list = g_list_append(list, wrapper); rh_action->actions_before = list; } } } void common_dump(resource_t *rsc, const char *pre_text, gboolean details) { crm_debug_4("%s%s%s%sResource %s: (variant=%s, priority=%f)", pre_text==NULL?"":pre_text, pre_text==NULL?"":": ", rsc->provisional?"Provisional ":"", rsc->runnable?"":"(Non-Startable) ", rsc->id, crm_element_name(rsc->xml), (double)rsc->priority); } void common_free(resource_t *rsc) { if(rsc == NULL) { return; } crm_debug_5("Freeing %s", rsc->id); while(rsc->rsc_cons) { pe_free_rsc_colocation( (rsc_colocation_t*)rsc->rsc_cons->data); rsc->rsc_cons = rsc->rsc_cons->next; } if(rsc->rsc_cons != NULL) { g_list_free(rsc->rsc_cons); } if(rsc->parameters != NULL) { g_hash_table_destroy(rsc->parameters); } pe_free_shallow_adv(rsc->candidate_colors, TRUE); crm_free(rsc->variant_opaque); crm_free(rsc); crm_debug_5("Resource freed"); } void common_agent_constraints( GListPtr node_list, lrm_agent_t *agent, const char *id) { #if 0 slist_iter( node, node_t, node_list, lpc, crm_debug_5("Checking if %s supports %s/%s (%s)", node->details->uname, agent->class, agent->type, agent->version); if(has_agent(node, agent) == FALSE) { /* remove node from contention */ crm_debug_5("Marking node %s unavailable for %s", node->details->uname, id); node->weight = -1.0; node->fixed = TRUE; } ); #endif } void unpack_instance_attributes(crm_data_t *xml_obj, GHashTable *hash) { const char *name = NULL; const char *value = NULL; if(xml_obj == NULL) { crm_debug_4("No instance attributes"); return; } xml_child_iter( xml_obj, attr_set, XML_TAG_ATTR_SETS, xml_child_iter( attr_set, attrs, XML_TAG_ATTRS, /* todo: check any rules */ xml_child_iter( attrs, an_attr, XML_CIB_TAG_NVPAIR, name = crm_element_value( an_attr, XML_NVPAIR_ATTR_NAME); value = crm_element_value( an_attr, XML_NVPAIR_ATTR_VALUE); add_hash_param(hash, name, value); ); ); ); } void add_rsc_param(resource_t *rsc, const char *name, const char *value) { CRM_DEV_ASSERT(rsc != NULL); if(crm_assert_failed) { return; } add_hash_param(rsc->parameters, name, value); } void add_hash_param(GHashTable *hash, const char *name, const char *value) { CRM_DEV_ASSERT(hash != NULL); if(crm_assert_failed) { return; } crm_debug_3("adding: name=%s value=%s", crm_str(name), crm_str(value)); if(name == NULL || value == NULL) { return; } else if(g_hash_table_lookup(hash, name) == NULL) { g_hash_table_insert(hash, crm_strdup(name), crm_strdup(value)); } } const char * get_rsc_param(resource_t *rsc, const char *name) { CRM_DEV_ASSERT(rsc != NULL); if(crm_assert_failed) { return NULL; } return g_hash_table_lookup(rsc->parameters, name); } void hash2nvpair(gpointer key, gpointer value, gpointer user_data) { const char *name = key; const char *s_value = value; crm_data_t *xml_node = user_data; crm_data_t *xml_child = create_xml_node(xml_node, XML_CIB_TAG_NVPAIR); crm_xml_add(xml_child, XML_NVPAIR_ATTR_NAME, name); crm_xml_add(xml_child, XML_NVPAIR_ATTR_VALUE, s_value); crm_debug_3("dumped: name=%s value=%s", name, s_value); } diff --git a/crm/pengine/graph.c b/crm/pengine/graph.c index f4817d27d2..9def426f4a 100644 --- a/crm/pengine/graph.c +++ b/crm/pengine/graph.c @@ -1,490 +1,491 @@ -/* $Id: graph.c,v 1.51 2005/06/15 13:39:43 andrew Exp $ */ +/* $Id: graph.c,v 1.52 2005/06/16 12:36:18 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 #include #include #include gboolean update_action(action_t *action); gboolean update_action_states(GListPtr actions) { crm_debug_2("Updating %d actions", g_list_length(actions)); slist_iter( action, action_t, actions, lpc, update_action(action); ); return TRUE; } #define UPDATE_THEM 1 gboolean update_action(action_t *action) { gboolean change = FALSE; enum action_tasks task = no_action; crm_debug_3("Processing action %d: %s", action->id, action->optional?"optional":"required"); #if UPDATE_THEM slist_iter( other, action_wrapper_t, action->actions_before, lpc, crm_debug_3("\tChecking action %d: %s/%s", other->action->id, ordering_type2text(other->type), other->action->optional?"optional":"required"); if(other->type == pe_ordering_manditory) { } else if(other->type == pe_ordering_restart && action->rsc->start_pending == FALSE) { } else { crm_debug_3("\t Ignoring: %s", ordering_type2text(other->type)); continue; } if(action->optional || other->action->optional == FALSE) { crm_debug_3("\t Ignoring: %s/%s", other->action->optional?"-":"they are not optional", action->optional?"we are optional":"-"); continue; } other->action->optional = FALSE; crm_debug_2("* Marking action %d manditory because of %d", other->action->id, action->id); update_action(other->action); ); #else slist_iter( other, action_wrapper_t, action->actions_before, lpc, crm_debug_3("\tChecking action %d: %s/%s", other->action->id, ordering_type2text(other->type), other->action->optional?"optional":"required"); if(other->type != pe_ordering_manditory) { crm_debug_3("\t Ignoring: %s", ordering_type2text(other->type)); continue; } else if(other->action->optional || action->optional == FALSE) { crm_debug_3("\t Ignoring: %s/%s", other->action->optional?"they are optional":"-", action->optional?"-":"we are not optional"); continue; } change = TRUE; action->optional = FALSE; crm_debug_2("* Marking action %d manditory because of %d", action->id, other->action->id); ); #endif slist_iter( other, action_wrapper_t, action->actions_after, lpc, if(action->pseudo == FALSE && action->runnable == FALSE) { if(other->action->runnable == FALSE) { crm_debug_2("Action %d already un-runnable", other->action->id); - } else { + } else if(action->optional == FALSE) { other->action->runnable = FALSE; crm_debug_2("Marking action %d un-runnable" " because of %d", other->action->id, action->id); update_action(other->action); } } crm_debug_3("\t(Recover) Checking action %d: %s/%s", other->action->id, ordering_type2text(other->type), other->action->optional?"optional":"required"); if(other->action->rsc == NULL) { continue; } else if(other->type == pe_ordering_recover) { if(other->action->rsc->restart_type != pe_restart_restart) { crm_debug_3("\t Ignoring: restart type %d", other->action->rsc->restart_type); continue; } } else if(other->type == pe_ordering_restart) { if(action->rsc != other->action->rsc) { crm_err("Unexpected!"); continue; } } else { crm_debug_3("\t Ignoring: ordering %s", ordering_type2text(other->type)); continue; } if(other->action->optional == FALSE || action->optional) { crm_debug_3("\t Ignoring: %s/%s", action->optional?"we are optional":"-", other->action->optional?"-":"they are not optional"); continue; } task = text2task(action->task); switch(task) { case stop_rsc: case stopped_rsc: crm_debug_3("\t Ignoring: action %s", action->task); break; case start_rsc: case started_rsc: crm_debug_2("* (Recover) Marking action %d" " manditory because of %d", other->action->id, action->id); other->action->optional = FALSE; update_action(other->action); break; default: crm_debug_3("\t Ignoring: action %s", action->task); break; } ); if(change) { update_action(action); } crm_debug_3("Action %d: %s", action->id, change?"update":"untouched"); return change; } gboolean shutdown_constraints( node_t *node, action_t *shutdown_op, pe_working_set_t *data_set) { /* add the stop to the before lists so it counts as a pre-req * for the shutdown */ slist_iter( rsc, resource_t, node->details->running_rsc, lpc, custom_action_order( rsc, stop_key(rsc), NULL, NULL, crm_strdup(CRM_OP_SHUTDOWN), shutdown_op, pe_ordering_manditory, data_set); ); return TRUE; } gboolean stonith_constraints(node_t *node, action_t *stonith_op, action_t *shutdown_op, pe_working_set_t *data_set) { GListPtr stop_actions = NULL; gboolean run_unprotected = TRUE; if(shutdown_op != NULL) { /* stop everything we can via shutdown_constraints() and then * shoot the node... the shutdown has been superceeded */ shutdown_op->pseudo = TRUE; shutdown_op->runnable = TRUE; /* shutdown before stonith */ /* Give any resources a chance to shutdown normally */ crm_debug_4("Adding shutdown (%d) as an input to stonith (%d)", shutdown_op->id, stonith_op->id); custom_action_order( NULL, crm_strdup(CRM_OP_SHUTDOWN), shutdown_op, NULL, crm_strdup(CRM_OP_FENCE), stonith_op, pe_ordering_manditory, data_set); } /* * Make sure the stonith OP occurs before we start any shared resources */ slist_iter( rsc, resource_t, data_set->resources, lpc, 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 { pe_err("SHARED RESOURCE %s IS NOT PROTECTED:" " Stonith disabled", rsc->id); } ); ); /* add the stonith OP as a stop pre-req and the mark the stop * as a pseudo op - since its now redundant */ slist_iter( rsc, resource_t, node->details->running_rsc, lpc, if(stonith_op != NULL) { char *key = stop_key(rsc); stop_actions = find_actions(rsc->actions, key, node); crm_free(key); slist_iter( action, action_t, stop_actions, lpc2, if(node->details->online == FALSE || rsc->unclean) { /* the stop would never complete and is * now implied by the stonith operation */ action->pseudo = TRUE; action->runnable = TRUE; custom_action_order( NULL, crm_strdup(CRM_OP_FENCE),stonith_op, rsc, stop_key(rsc), NULL, pe_ordering_manditory, data_set); } else { /* stop healthy resources before the * stonith op */ custom_action_order( rsc, stop_key(rsc), NULL, NULL,crm_strdup(CRM_OP_FENCE),stonith_op, pe_ordering_manditory, data_set); } ); crm_debug_4("Adding stonith (%d) as an input to stop", stonith_op->id); - } else if((rsc->unclean || node->details->unclean) - && rsc->stopfail_type == pesf_block) { - /* depend on the stop action which will fail */ - pe_err("SHARED RESOURCE %s WILL REMAIN BLOCKED" - " ON NODE %s UNTIL %s", - rsc->id, node->details->uname, - data_set->stonith_enabled?"QUORUM RETURNS":"CLEANED UP MANUALLY"); - continue; +/* } else if((rsc->unclean || node->details->unclean) */ +/* && rsc->stopfail_type == pesf_block) { */ - } else if((rsc->unclean || node->details->unclean) - && rsc->stopfail_type == pesf_ignore) { - /* nothing to do here */ - pe_err("SHARED RESOURCE %s IS NOT PROTECTED", rsc->id); - continue; +/* /\* depend on the stop action which will fail *\/ */ +/* pe_err("SHARED RESOURCE %s WILL REMAIN BLOCKED" */ +/* " ON NODE %s UNTIL %s", */ +/* rsc->id, node->details->uname, */ +/* data_set->stonith_enabled?"QUORUM RETURNS":"CLEANED UP MANUALLY"); */ +/* continue; */ + +/* } else if((rsc->unclean || node->details->unclean) */ +/* && rsc->stopfail_type == pesf_ignore) { */ +/* /\* nothing to do here *\/ */ +/* pe_err("SHARED RESOURCE %s IS NOT PROTECTED", rsc->id); */ +/* continue; */ } ); return TRUE; } crm_data_t * action2xml(action_t *action, gboolean as_input) { gboolean needs_node_info = TRUE; crm_data_t * action_xml = NULL; crm_data_t * args_xml = NULL; char *action_id_s = NULL; if(action == NULL) { return NULL; } crm_debug_4("Dumping action %d as XML", action->id); if(safe_str_eq(action->task, CRM_OP_FENCE)) { action_xml = create_xml_node(NULL, XML_GRAPH_TAG_CRM_EVENT); needs_node_info = FALSE; } else if(safe_str_eq(action->task, CRM_OP_SHUTDOWN)) { action_xml = create_xml_node(NULL, XML_GRAPH_TAG_CRM_EVENT); } else if(action->pseudo) { action_xml = create_xml_node(NULL, XML_GRAPH_TAG_PSEUDO_EVENT); needs_node_info = FALSE; } else { action_xml = create_xml_node(NULL, XML_GRAPH_TAG_RSC_OP); } action_id_s = crm_itoa(action->id); crm_xml_add(action_xml, XML_ATTR_ID, action_id_s); crm_free(action_id_s); if(action->rsc != NULL) { crm_xml_add( action_xml, XML_LRM_ATTR_RSCID, action->rsc->id); } crm_xml_add(action_xml, XML_LRM_ATTR_TASK, action->task); if(needs_node_info && action->node != NULL) { crm_xml_add(action_xml, XML_LRM_ATTR_TARGET, action->node->details->uname); crm_xml_add(action_xml, XML_LRM_ATTR_TARGET_UUID, action->node->details->id); CRM_DEV_ASSERT(NULL != crm_element_value( action_xml, XML_LRM_ATTR_TARGET)); CRM_DEV_ASSERT(NULL != crm_element_value( action_xml, XML_LRM_ATTR_TARGET_UUID)); } crm_xml_add(action_xml, "allow_fail", action->failure_is_fatal?XML_BOOLEAN_FALSE:XML_BOOLEAN_TRUE); if(as_input) { return action_xml; } if(action->rsc != NULL && action->pseudo == FALSE) { crm_data_t *rsc_xml = create_xml_node( action_xml, crm_element_name(action->rsc->xml)); copy_in_properties(rsc_xml, action->rsc->xml); args_xml = create_xml_node(action_xml, XML_TAG_ATTRS); g_hash_table_foreach(action->extra, hash2nvpair, args_xml); g_hash_table_foreach( action->rsc->parameters, hash2nvpair, args_xml); } else { args_xml = create_xml_node(action_xml, XML_TAG_ATTRS); g_hash_table_foreach(action->extra, hash2nvpair, args_xml); } crm_log_xml_debug_2(action_xml, "dumped action"); return action_xml; } void graph_element_from_action(action_t *action, pe_working_set_t *data_set) { int last_action = -1; char *syn_id = NULL; crm_data_t * syn = NULL; crm_data_t * set = NULL; crm_data_t * in = NULL; crm_data_t * input = NULL; crm_data_t * xml_action = NULL; if(action == NULL) { pe_err("Cannot dump NULL action"); return; } else if(action->optional) { crm_debug_5("action %d was optional", action->id); return; } else if(action->pseudo == FALSE && action->runnable == FALSE) { crm_debug_5("action %d was not runnable", action->id); return; } else if(action->dumped) { crm_debug_5("action %d was already dumped", action->id); return; } else if(action->pseudo || safe_str_eq(action->task, CRM_OP_FENCE) || safe_str_eq(action->task, CRM_OP_SHUTDOWN)) { /* skip the next check */ } else { if(action->node == NULL) { pe_err("action %d was not allocated", action->id); log_action(LOG_DEBUG, "Unallocated action", action, FALSE); return; } else if(action->node->details->online == FALSE) { pe_err("action %d was scheduled for offline node", action->id); log_action(LOG_DEBUG, "Action for offline node", action, FALSE); return; } } action->dumped = TRUE; syn = create_xml_node(data_set->graph, "synapse"); set = create_xml_node(syn, "action_set"); in = create_xml_node(syn, "inputs"); syn_id = crm_itoa(data_set->num_synapse); crm_xml_add(syn, XML_ATTR_ID, syn_id); crm_free(syn_id); data_set->num_synapse++; xml_action = action2xml(action, FALSE); add_node_copy(set, xml_action); free_xml(xml_action); action->actions_before = g_list_sort( action->actions_before, sort_action_id); slist_iter(wrapper,action_wrapper_t,action->actions_before,lpc, if(last_action == wrapper->action->id) { crm_debug_2("Input %d duplicated", wrapper->action->id); continue; } else if(wrapper->action->optional == TRUE) { crm_debug_2("Input %d optional", wrapper->action->id); continue; } CRM_DEV_ASSERT(last_action < wrapper->action->id); last_action = wrapper->action->id; input = create_xml_node(in, "trigger"); xml_action = action2xml(wrapper->action, TRUE); add_node_copy(input, xml_action); free_xml(xml_action); ); } diff --git a/crm/pengine/group.c b/crm/pengine/group.c index 4428472997..d5eb73984d 100644 --- a/crm/pengine/group.c +++ b/crm/pengine/group.c @@ -1,443 +1,441 @@ -/* $Id: group.c,v 1.24 2005/06/14 11:21:02 davidlee Exp $ */ +/* $Id: group.c,v 1.25 2005/06/16 12:36:18 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 extern gboolean rsc_colocation_new( const char *id, enum con_strength strength, resource_t *rsc_lh, resource_t *rsc_rh); typedef struct group_variant_data_s { int num_children; GListPtr child_list; /* resource_t* */ resource_t *self; resource_t *first_child; resource_t *last_child; gboolean child_starting; gboolean child_stopping; } group_variant_data_t; #define get_group_variant_data(data, rsc) \ CRM_ASSERT(rsc->variant == pe_group); \ CRM_ASSERT(rsc->variant_opaque != NULL); \ data = (group_variant_data_t *)rsc->variant_opaque; \ void group_unpack(resource_t *rsc, pe_working_set_t *data_set) { crm_data_t * xml_obj = rsc->xml; crm_data_t * xml_self = create_xml_node(NULL, XML_CIB_TAG_RESOURCE); group_variant_data_t *group_data = NULL; resource_t *self = NULL; crm_debug_3("Processing resource %s...", rsc->id); crm_malloc0(group_data, sizeof(group_variant_data_t)); group_data->num_children = 0; group_data->self = NULL; group_data->child_list = NULL; group_data->first_child = NULL; group_data->last_child = NULL; /* this is a bit of a hack - but simplifies everything else */ copy_in_properties(xml_self, xml_obj); if(common_unpack(xml_self, &self, data_set)) { group_data->self = self; self->restart_type = pe_restart_restart; } else { crm_log_xml_err(xml_self, "Couldnt unpack dummy child"); return; } xml_child_iter( xml_obj, xml_native_rsc, XML_CIB_TAG_RESOURCE, resource_t *new_rsc = NULL; set_id(xml_native_rsc, rsc->id, -1); inherit_parent_attributes(xml_self, xml_native_rsc, TRUE); if(common_unpack(xml_native_rsc, &new_rsc, data_set)) { group_data->num_children++; group_data->child_list = g_list_append( group_data->child_list, new_rsc); group_data->last_child = new_rsc; if(group_data->first_child == NULL) { group_data->first_child = new_rsc; } rsc_colocation_new("pe_group_internal_colo", pecs_must, group_data->self, new_rsc); crm_action_debug_3( print_resource("Added", new_rsc, FALSE)); } else { pe_err("Failed unpacking resource %s", crm_element_value(xml_obj, XML_ATTR_ID)); } ); crm_debug_3("Added %d children to resource %s...", group_data->num_children, rsc->id); rsc->variant_opaque = group_data; } resource_t * group_find_child(resource_t *rsc, const char *id) { group_variant_data_t *group_data = NULL; if(rsc->variant == pe_group) { group_data = (group_variant_data_t *)rsc->variant_opaque; } else { pe_err("Resource %s was not a \"group\" variant", rsc->id); return NULL; } return pe_find_resource(group_data->child_list, id); } int group_num_allowed_nodes(resource_t *rsc) { group_variant_data_t *group_data = NULL; if(rsc->variant == pe_native) { group_data = (group_variant_data_t *)rsc->variant_opaque; } else { pe_err("Resource %s was not a \"native\" variant", rsc->id); return 0; } if(group_data->self == NULL) { return 0; } return group_data->self->fns->num_allowed_nodes(group_data->self); } void group_color(resource_t *rsc, pe_working_set_t *data_set) { group_variant_data_t *group_data = NULL; get_group_variant_data(group_data, rsc); if(group_data->self == NULL) { return; } group_data->self->fns->color(group_data->self, data_set); } void group_update_pseudo_status(resource_t *parent, resource_t *child); void group_create_actions(resource_t *rsc, pe_working_set_t *data_set) { action_t *op = NULL; group_variant_data_t *group_data = NULL; get_group_variant_data(group_data, rsc); slist_iter( child_rsc, resource_t, group_data->child_list, lpc, child_rsc->fns->create_actions(child_rsc, data_set); group_update_pseudo_status(rsc, child_rsc); ); - op = start_action(group_data->self, NULL); - op->optional = !group_data->child_starting; + op = start_action(group_data->self, NULL, !group_data->child_starting); op->pseudo = TRUE; op = custom_action(group_data->self, started_key(rsc), - CRMD_ACTION_STARTED, NULL, data_set); - op->optional = !group_data->child_starting; + CRMD_ACTION_STARTED, NULL, + !group_data->child_starting, data_set); op->pseudo = TRUE; - op = stop_action(group_data->self, NULL); - op->optional = !group_data->child_stopping; + op = stop_action(group_data->self, NULL, !group_data->child_stopping); op->pseudo = TRUE; op = custom_action(group_data->self, stopped_key(rsc), - CRMD_ACTION_STOPPED, NULL, data_set); - op->optional = !group_data->child_stopping; + CRMD_ACTION_STOPPED, NULL, + !group_data->child_stopping, data_set); op->pseudo = TRUE; } void group_update_pseudo_status(resource_t *parent, resource_t *child) { group_variant_data_t *group_data = NULL; get_group_variant_data(group_data, parent); if(group_data->child_stopping && group_data->child_starting) { return; } slist_iter( action, action_t, child->actions, lpc, if(action->optional) { continue; } if(safe_str_eq(CRMD_ACTION_STOP, action->task)) { group_data->child_stopping = TRUE; } else if(safe_str_eq(CRMD_ACTION_START, action->task)) { group_data->child_starting = TRUE; } ); } void group_internal_constraints(resource_t *rsc, pe_working_set_t *data_set) { resource_t *last_rsc = NULL; group_variant_data_t *group_data = NULL; get_group_variant_data(group_data, rsc); custom_action_order( group_data->self, stopped_key(group_data->self), NULL, group_data->self, start_key(group_data->self), NULL, pe_ordering_optional, data_set); slist_iter( child_rsc, resource_t, group_data->child_list, lpc, order_restart(child_rsc); if(last_rsc != NULL) { order_start_start( last_rsc, child_rsc, pe_ordering_optional); order_stop_stop( child_rsc, last_rsc, pe_ordering_optional); } else { custom_action_order( child_rsc, stop_key(child_rsc), NULL, group_data->self, stopped_key(group_data->self), NULL, pe_ordering_optional, data_set); order_start_start(group_data->self, child_rsc, pe_ordering_optional); } last_rsc = child_rsc; ); if(last_rsc != NULL) { custom_action_order( last_rsc, start_key(last_rsc), NULL, group_data->self, started_key(group_data->self), NULL, pe_ordering_optional, data_set); order_stop_stop( group_data->self, last_rsc, pe_ordering_optional); } } void group_rsc_colocation_lh(rsc_colocation_t *constraint) { resource_t *rsc = constraint->rsc_lh; group_variant_data_t *group_data = 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_group_variant_data(group_data, rsc); if(group_data->self == NULL) { return; } group_data->self->fns->rsc_colocation_rh(group_data->self, constraint); } void group_rsc_colocation_rh(resource_t *rsc, rsc_colocation_t *constraint) { resource_t *rsc_lh = rsc; group_variant_data_t *group_data = NULL; get_group_variant_data(group_data, rsc); crm_debug_3("Processing RH of constraint %s", constraint->id); crm_action_debug_3(print_resource("LHS", rsc_lh, TRUE)); if(group_data->self == NULL) { return; } group_data->self->fns->rsc_colocation_rh(group_data->self, constraint); } void group_rsc_order_lh(resource_t *rsc, order_constraint_t *order) { char *stop_id = NULL; char *start_id = NULL; group_variant_data_t *group_data = NULL; get_group_variant_data(group_data, rsc); crm_debug_3("Processing LH of ordering constraint %d", order->id); if(group_data->self == NULL) { return; } 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); group_data->self->fns->rsc_order_lh(group_data->self, order); } void group_rsc_order_rh( action_t *lh_action, resource_t *rsc, order_constraint_t *order) { group_variant_data_t *group_data = NULL; get_group_variant_data(group_data, rsc); crm_debug_3("Processing RH of ordering constraint %d", order->id); if(group_data->self == NULL) { return; } group_data->self->fns->rsc_order_rh(lh_action, group_data->self, order); } void group_rsc_location(resource_t *rsc, rsc_to_node_t *constraint) { group_variant_data_t *group_data = NULL; get_group_variant_data(group_data, rsc); crm_debug_3("Processing actions from %s", rsc->id); if(group_data->self != NULL) { group_data->self->fns->rsc_location(group_data->self, constraint); } slist_iter( child_rsc, resource_t, group_data->child_list, lpc, child_rsc->fns->rsc_location(child_rsc, constraint); ); } void group_expand(resource_t *rsc, pe_working_set_t *data_set) { group_variant_data_t *group_data = NULL; get_group_variant_data(group_data, rsc); crm_debug_3("Processing actions from %s", rsc->id); group_data->self->fns->expand(group_data->self, data_set); if(group_data->self == NULL) { return; } slist_iter( child_rsc, resource_t, group_data->child_list, lpc, child_rsc->fns->expand(child_rsc, data_set); ); } void group_dump(resource_t *rsc, const char *pre_text, gboolean details) { group_variant_data_t *group_data = NULL; get_group_variant_data(group_data, rsc); if(group_data->self == NULL) { return; } common_dump(rsc, pre_text, details); group_data->self->fns->dump(group_data->self, pre_text, details); slist_iter( child_rsc, resource_t, group_data->child_list, lpc, child_rsc->fns->dump(child_rsc, pre_text, details); ); } void group_free(resource_t *rsc) { group_variant_data_t *group_data = NULL; get_group_variant_data(group_data, rsc); crm_debug_3("Freeing %s", rsc->id); slist_iter( child_rsc, resource_t, group_data->child_list, lpc, crm_debug_3("Freeing child %s", child_rsc->id); child_rsc->fns->free(child_rsc); ); crm_debug_3("Freeing child list"); pe_free_shallow_adv(group_data->child_list, FALSE); free_xml(group_data->self->xml); if(group_data->self != NULL) { group_data->self->fns->free(group_data->self); } common_free(rsc); } void group_agent_constraints(resource_t *rsc) { group_variant_data_t *group_data = NULL; get_group_variant_data(group_data, rsc); slist_iter( child_rsc, resource_t, group_data->child_list, lpc, child_rsc->fns->agent_constraints(child_rsc); ); } diff --git a/crm/pengine/incarnation.c b/crm/pengine/incarnation.c index a2edb2320f..07b9302cc0 100644 --- a/crm/pengine/incarnation.c +++ b/crm/pengine/incarnation.c @@ -1,658 +1,658 @@ -/* $Id: incarnation.c,v 1.27 2005/06/15 13:56:03 andrew Exp $ */ +/* $Id: incarnation.c,v 1.28 2005/06/16 12:36:19 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 extern gboolean rsc_colocation_new( const char *id, enum con_strength strength, resource_t *rsc_lh, resource_t *rsc_rh); typedef struct incarnation_variant_data_s { resource_t *self; int incarnation_max; int incarnation_max_node; int active_incarnation; gboolean interleave; gboolean ordered; GListPtr child_list; /* resource_t* */ gboolean child_starting; gboolean child_stopping; } incarnation_variant_data_t; void child_stopping_constraints( incarnation_variant_data_t *incarnation_data, enum pe_ordering type, resource_t *child, resource_t *last, pe_working_set_t *data_set); void child_starting_constraints( incarnation_variant_data_t *incarnation_data, enum pe_ordering type, resource_t *child, resource_t *last, pe_working_set_t *data_set); #define get_incarnation_variant_data(data, rsc) \ if(rsc->variant == pe_incarnation) { \ data = (incarnation_variant_data_t *)rsc->variant_opaque; \ } else { \ pe_err("Resource %s was not an \"incarnation\" variant", \ rsc->id); \ return; \ } void incarnation_unpack(resource_t *rsc, pe_working_set_t *data_set) { int lpc = 0; crm_data_t * xml_obj_child = NULL; crm_data_t * xml_obj = rsc->xml; crm_data_t * xml_self = create_xml_node(NULL, XML_CIB_TAG_RESOURCE); incarnation_variant_data_t *incarnation_data = NULL; resource_t *self = NULL; char *inc_max = NULL; const char *ordered = crm_element_value(xml_obj, XML_RSC_ATTR_ORDERED); const char *interleave = crm_element_value(xml_obj, XML_RSC_ATTR_INTERLEAVE); const char *max_incarn = get_rsc_param(rsc, XML_RSC_ATTR_INCARNATION_MAX); const char *max_incarn_node = get_rsc_param(rsc, XML_RSC_ATTR_INCARNATION_NODEMAX); crm_debug_3("Processing resource %s...", rsc->id); crm_malloc0(incarnation_data, sizeof(incarnation_variant_data_t)); incarnation_data->child_list = NULL; incarnation_data->interleave = FALSE; incarnation_data->ordered = FALSE; incarnation_data->active_incarnation = 0; incarnation_data->incarnation_max = crm_atoi(max_incarn, "1"); incarnation_data->incarnation_max_node = crm_atoi(max_incarn_node,"1"); /* this is a bit of a hack - but simplifies everything else */ copy_in_properties(xml_self, xml_obj); xml_obj_child = find_xml_node(xml_obj, "resource_group", FALSE); if(xml_obj_child == NULL) { xml_obj_child = find_xml_node( xml_obj, XML_CIB_TAG_RESOURCE, TRUE); } CRM_DEV_ASSERT(xml_obj_child != NULL); if(crm_assert_failed) { return; } if(common_unpack(xml_self, &self, data_set)) { incarnation_data->self = self; } else { crm_log_xml_err(xml_self, "Couldnt unpack dummy child"); return; } if(crm_is_true(interleave)) { incarnation_data->interleave = TRUE; } if(crm_is_true(ordered)) { incarnation_data->ordered = TRUE; } inherit_parent_attributes(xml_self, xml_obj_child, FALSE); inc_max = crm_itoa(incarnation_data->incarnation_max); for(lpc = 0; lpc < incarnation_data->incarnation_max; lpc++) { resource_t *child_rsc = NULL; crm_data_t * child_copy = copy_xml( xml_obj_child); set_id(child_copy, rsc->id, lpc); if(common_unpack(child_copy, &child_rsc, data_set)) { char *inc_num = crm_itoa(lpc); incarnation_data->child_list = g_list_append( incarnation_data->child_list, child_rsc); add_rsc_param( child_rsc, XML_RSC_ATTR_INCARNATION, inc_num); add_rsc_param( child_rsc, XML_RSC_ATTR_INCARNATION_MAX, inc_max); crm_action_debug_3( print_resource("Added", child_rsc, FALSE)); crm_free(inc_num); } else { pe_err("Failed unpacking resource %s", crm_element_value(child_copy, XML_ATTR_ID)); } } crm_free(inc_max); crm_debug_3("Added %d children to resource %s...", incarnation_data->incarnation_max, rsc->id); rsc->variant_opaque = incarnation_data; } resource_t * incarnation_find_child(resource_t *rsc, const char *id) { incarnation_variant_data_t *incarnation_data = NULL; if(rsc->variant == pe_incarnation) { incarnation_data = (incarnation_variant_data_t *)rsc->variant_opaque; } else { pe_err("Resource %s was not a \"incarnation\" variant", rsc->id); return NULL; } return pe_find_resource(incarnation_data->child_list, id); } int incarnation_num_allowed_nodes(resource_t *rsc) { int num_nodes = 0; incarnation_variant_data_t *incarnation_data = NULL; if(rsc->variant == pe_incarnation) { incarnation_data = (incarnation_variant_data_t *)rsc->variant_opaque; } else { pe_err("Resource %s was not an \"incarnation\" variant", rsc->id); return 0; } /* what *should* we return here? */ slist_iter( child_rsc, resource_t, incarnation_data->child_list, lpc, int tmp_num_nodes = child_rsc->fns->num_allowed_nodes(child_rsc); if(tmp_num_nodes > num_nodes) { num_nodes = tmp_num_nodes; } ); return num_nodes; } void incarnation_color(resource_t *rsc, pe_working_set_t *data_set) { int lpc = 0, lpc2 = 0, max_nodes = 0; resource_t *child_0 = NULL; resource_t *child_lh = NULL; resource_t *child_rh = NULL; incarnation_variant_data_t *incarnation_data = NULL; get_incarnation_variant_data(incarnation_data, rsc); child_0 = g_list_nth_data(incarnation_data->child_list, 0); max_nodes = rsc->fns->num_allowed_nodes(rsc); /* generate up to max_nodes * incarnation_node_max constraints */ lpc = 0; crm_info("Distributing %d incarnations over %d nodes", incarnation_data->incarnation_max, max_nodes); for(; lpc < max_nodes && lpc < incarnation_data->incarnation_max; lpc++) { child_lh = child_0; incarnation_data->active_incarnation++; if(lpc != 0) { child_rh = g_list_nth_data(incarnation_data->child_list, lpc); crm_debug_4("Incarnation %d will run on a differnt node to 0", lpc); rsc_colocation_new("pe_incarnation_internal_must_not", pecs_must_not, child_lh, child_rh); } else { child_rh = child_0; } child_lh = child_rh; for(lpc2 = 1; lpc2 < incarnation_data->incarnation_max_node; lpc2++) { int offset = lpc + (lpc2 * max_nodes); if(offset >= incarnation_data->incarnation_max) { break; } crm_debug_4("Incarnation %d will run on the same node as %d", offset, lpc); incarnation_data->active_incarnation++; child_rh = g_list_nth_data( incarnation_data->child_list, offset); rsc_colocation_new("pe_incarnation_internal_must", pecs_must, child_lh, child_rh); } } slist_iter( child_rsc, resource_t, incarnation_data->child_list, lpc, if(lpc < incarnation_data->active_incarnation) { crm_debug_4("Coloring Incarnation %d", lpc); child_rsc->fns->color(child_rsc, data_set); } else { /* TODO: assign "no color"? Doesnt seem to need it */ pe_warn("Incarnation %d cannot be started", lpc+1); } ); crm_info("%d Incarnations are active", incarnation_data->active_incarnation); } void incarnation_update_pseudo_status(resource_t *parent, resource_t *child); void incarnation_create_actions(resource_t *rsc, pe_working_set_t *data_set) { action_t *op = NULL; resource_t *last_start_rsc = NULL; resource_t *last_stop_rsc = NULL; incarnation_variant_data_t *incarnation_data = NULL; get_incarnation_variant_data(incarnation_data, rsc); slist_iter( child_rsc, resource_t, incarnation_data->child_list, lpc, child_rsc->fns->create_actions(child_rsc, data_set); incarnation_update_pseudo_status(rsc, child_rsc); if(child_rsc->starting) { last_start_rsc = child_rsc; } if(child_rsc->stopping) { last_stop_rsc = child_rsc; } ); - op = start_action(incarnation_data->self, NULL); - op->optional = !incarnation_data->child_starting; + op = start_action(incarnation_data->self, NULL, + !incarnation_data->child_starting); op->pseudo = TRUE; op = custom_action(incarnation_data->self, started_key(rsc), - CRMD_ACTION_STARTED, NULL, data_set); - op->optional = !incarnation_data->child_starting; + CRMD_ACTION_STARTED, NULL, + !incarnation_data->child_starting, data_set); op->pseudo = TRUE; child_starting_constraints( incarnation_data, pe_ordering_optional, NULL, last_start_rsc, data_set); - op = stop_action(incarnation_data->self, NULL); - op->optional = !incarnation_data->child_stopping; + op = stop_action(incarnation_data->self, NULL, + !incarnation_data->child_stopping); op->pseudo = TRUE; op = custom_action(incarnation_data->self, stopped_key(rsc), - CRMD_ACTION_STOPPED, NULL, data_set); - op->optional = !incarnation_data->child_stopping; + CRMD_ACTION_STOPPED, NULL, + !incarnation_data->child_stopping, data_set); op->pseudo = TRUE; child_stopping_constraints( incarnation_data, pe_ordering_optional, NULL, last_stop_rsc, data_set); } void incarnation_update_pseudo_status(resource_t *parent, resource_t *child) { incarnation_variant_data_t *incarnation_data = NULL; get_incarnation_variant_data(incarnation_data, parent); if(incarnation_data->child_stopping && incarnation_data->child_starting) { return; } slist_iter( action, action_t, child->actions, lpc, if(action->optional) { continue; } if(safe_str_eq(CRMD_ACTION_STOP, action->task)) { incarnation_data->child_stopping = TRUE; } else if(safe_str_eq(CRMD_ACTION_START, action->task)) { incarnation_data->child_starting = TRUE; } ); } void child_starting_constraints( incarnation_variant_data_t *incarnation_data, enum pe_ordering type, resource_t *child, resource_t *last, pe_working_set_t *data_set) { if(incarnation_data->ordered || incarnation_data->self->restart_type == pe_restart_restart) { type = pe_ordering_manditory; } if(child == NULL) { if(incarnation_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, incarnation_data->self, started_key(incarnation_data->self), NULL, type, data_set); } } else if(incarnation_data->ordered) { crm_debug_4("Ordered version"); if(last == NULL) { /* global start before first child start */ last = incarnation_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, incarnation_data->self, started_key(incarnation_data->self), NULL, type, data_set); /* global start before child start */ /* order_start_start(incarnation_data->self, child, type); */ order_start_start( incarnation_data->self, child, pe_ordering_manditory); } } void child_stopping_constraints( incarnation_variant_data_t *incarnation_data, enum pe_ordering type, resource_t *child, resource_t *last, pe_working_set_t *data_set) { if(incarnation_data->ordered || incarnation_data->self->restart_type == pe_restart_restart) { type = pe_ordering_manditory; } if(child == NULL) { if(incarnation_data->ordered && last != NULL) { crm_debug_4("Ordered version (last node)"); /* global stop before first child stop */ order_stop_stop(incarnation_data->self, last, pe_ordering_manditory); } } else if(incarnation_data->ordered && last != NULL) { crm_debug_4("Ordered version"); /* child/child relative stop */ order_stop_stop(child, last, type); } else if(incarnation_data->ordered) { crm_debug_4("Ordered version (1st node)"); /* first child stop before global stopped */ custom_action_order( child, stop_key(child), NULL, incarnation_data->self, stopped_key(incarnation_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, incarnation_data->self, stopped_key(incarnation_data->self), NULL, type, data_set); /* global stop before child stop */ order_stop_stop(incarnation_data->self, child, type); } } void incarnation_internal_constraints(resource_t *rsc, pe_working_set_t *data_set) { resource_t *last_rsc = NULL; incarnation_variant_data_t *incarnation_data = NULL; get_incarnation_variant_data(incarnation_data, rsc); /* global stopped before start */ custom_action_order( incarnation_data->self, stopped_key(incarnation_data->self), NULL, incarnation_data->self, start_key(incarnation_data->self), NULL, pe_ordering_manditory, data_set); slist_iter( child_rsc, resource_t, incarnation_data->child_list, lpc, /* child stop before start */ order_restart(child_rsc); child_starting_constraints( incarnation_data, pe_ordering_optional, child_rsc, last_rsc, data_set); child_stopping_constraints( incarnation_data, pe_ordering_optional, child_rsc, last_rsc, data_set); last_rsc = child_rsc; ); } void incarnation_rsc_colocation_lh(rsc_colocation_t *constraint) { resource_t *rsc = constraint->rsc_lh; incarnation_variant_data_t *incarnation_data = 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 if(constraint->strength != pecs_must_not) { pe_warn("rsc_colocations other than \"-INFINITY\" " "are not supported for incarnation resources"); return; } else { crm_debug_4("Processing constraints from %s", rsc->id); } get_incarnation_variant_data(incarnation_data, rsc); slist_iter( child_rsc, resource_t, incarnation_data->child_list, lpc, crm_action_debug_3(print_resource("LHS", child_rsc, TRUE)); child_rsc->fns->rsc_colocation_rh(child_rsc, constraint); ); } void incarnation_rsc_colocation_rh(resource_t *rsc, rsc_colocation_t *constraint) { incarnation_variant_data_t *incarnation_data = NULL; crm_debug_3("Processing RH of constraint %s", constraint->id); 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 if(constraint->strength != pecs_must_not) { pe_warn("rsc_dependencies other than \"must_not\" " "are not supported for incarnation resources"); return; } else { crm_action_debug_3(print_resource("LHS", rsc, FALSE)); } get_incarnation_variant_data(incarnation_data, rsc); slist_iter( child_rsc, resource_t, incarnation_data->child_list, lpc, crm_action_debug_3(print_resource("RHS", child_rsc, FALSE)); child_rsc->fns->rsc_colocation_rh(child_rsc, constraint); ); } void incarnation_rsc_order_lh(resource_t *rsc, order_constraint_t *order) { char *stop_id = NULL; char *start_id = NULL; incarnation_variant_data_t *incarnation_data = NULL; get_incarnation_variant_data(incarnation_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); incarnation_data->self->fns->rsc_order_lh(incarnation_data->self, order); } void incarnation_rsc_order_rh( action_t *lh_action, resource_t *rsc, order_constraint_t *order) { incarnation_variant_data_t *incarnation_data = NULL; get_incarnation_variant_data(incarnation_data, rsc); crm_debug_3("Processing RH of ordering constraint %d", order->id); incarnation_data->self->fns->rsc_order_rh(lh_action, incarnation_data->self, order); } void incarnation_rsc_location(resource_t *rsc, rsc_to_node_t *constraint) { incarnation_variant_data_t *incarnation_data = NULL; get_incarnation_variant_data(incarnation_data, rsc); crm_debug_3("Processing actions from %s", rsc->id); incarnation_data->self->fns->rsc_location(incarnation_data->self, constraint); slist_iter( child_rsc, resource_t, incarnation_data->child_list, lpc, child_rsc->fns->rsc_location(child_rsc, constraint); ); } void incarnation_expand(resource_t *rsc, pe_working_set_t *data_set) { incarnation_variant_data_t *incarnation_data = NULL; get_incarnation_variant_data(incarnation_data, rsc); crm_debug_3("Processing actions from %s", rsc->id); incarnation_data->self->fns->expand(incarnation_data->self, data_set); slist_iter( child_rsc, resource_t, incarnation_data->child_list, lpc, child_rsc->fns->expand(child_rsc, data_set); ); } void incarnation_dump(resource_t *rsc, const char *pre_text, gboolean details) { incarnation_variant_data_t *incarnation_data = NULL; get_incarnation_variant_data(incarnation_data, rsc); common_dump(rsc, pre_text, details); incarnation_data->self->fns->dump( incarnation_data->self, pre_text, details); slist_iter( child_rsc, resource_t, incarnation_data->child_list, lpc, child_rsc->fns->dump(child_rsc, pre_text, details); ); } void incarnation_free(resource_t *rsc) { incarnation_variant_data_t *incarnation_data = NULL; get_incarnation_variant_data(incarnation_data, rsc); crm_debug_3("Freeing %s", rsc->id); slist_iter( child_rsc, resource_t, incarnation_data->child_list, lpc, crm_debug_3("Freeing child %s", child_rsc->id); free_xml(child_rsc->xml); child_rsc->fns->free(child_rsc); ); crm_debug_3("Freeing child list"); pe_free_shallow_adv(incarnation_data->child_list, FALSE); free_xml(incarnation_data->self->xml); incarnation_data->self->fns->free(incarnation_data->self); common_free(rsc); } void incarnation_agent_constraints(resource_t *rsc) { incarnation_variant_data_t *incarnation_data = NULL; get_incarnation_variant_data(incarnation_data, rsc); slist_iter( child_rsc, resource_t, incarnation_data->child_list, lpc, child_rsc->fns->agent_constraints(child_rsc); ); } diff --git a/crm/pengine/native.c b/crm/pengine/native.c index d5ec258d84..1ebfeede9b 100644 --- a/crm/pengine/native.c +++ b/crm/pengine/native.c @@ -1,1210 +1,1219 @@ -/* $Id: native.c,v 1.48 2005/06/14 11:21:02 davidlee Exp $ */ +/* $Id: native.c,v 1.49 2005/06/16 12:36:20 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 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_assign_color(resource_t *rsc, color_t *color); void native_update_node_weight(resource_t *rsc, rsc_to_node_t *cons, const char *id, 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_recurring_actions(resource_t *rsc, action_t *start, node_t *node, pe_working_set_t *data_set); action_t *create_recurring_action(resource_t *rsc, node_t *node, const char *action, const char *key); typedef struct native_variant_data_s { lrm_agent_t *agent; GListPtr running_on; /* node_t* */ color_t *color; GListPtr node_cons; /* rsc_to_node_t* */ 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_add_running(resource_t *rsc, node_t *node) { native_variant_data_t *native_data = NULL; get_native_variant_data(native_data, rsc); CRM_DEV_ASSERT(node != NULL); if(crm_assert_failed) { return; } slist_iter( a_node, node_t, native_data->running_on, lpc, CRM_DEV_ASSERT(a_node != NULL); if(safe_str_eq(a_node->details->id, node->details->id)) { return; } ); native_data->running_on = g_list_append(native_data->running_on, node); node->details->running_rsc = g_list_append( node->details->running_rsc, rsc); if(g_list_length(native_data->running_on) > 1) { pe_warn("Resource %s is (potentially) active on %d nodes." " Latest: %s/%s", rsc->id, g_list_length(native_data->running_on), node->details->uname, node->details->id); } } void native_unpack(resource_t *rsc, pe_working_set_t *data_set) { crm_data_t * xml_obj = rsc->xml; native_variant_data_t *native_data = NULL; const char *version = crm_element_value(xml_obj, XML_ATTR_VERSION); crm_debug_3("Processing resource %s...", rsc->id); crm_malloc0(native_data, sizeof(native_variant_data_t)); crm_malloc0(native_data->agent, sizeof(lrm_agent_t)); native_data->agent->class = crm_element_value(xml_obj, "class"); native_data->agent->type = crm_element_value(xml_obj, "type"); native_data->agent->version = version?version:"0.0"; native_data->color = NULL; native_data->allowed_nodes = NULL; native_data->node_cons = NULL; native_data->running_on = NULL; rsc->variant_opaque = native_data; } resource_t * native_find_child(resource_t *rsc, const char *id) { return NULL; } int native_num_allowed_nodes(resource_t *rsc) { int num_nodes = 0; native_variant_data_t *native_data = NULL; if(rsc->variant == pe_native) { native_data = (native_variant_data_t *)rsc->variant_opaque; } else { pe_err("Resource %s was not a \"native\" variant", rsc->id); return 0; } if(native_data->color) { return num_allowed_nodes4color(native_data->color); } else if(rsc->candidate_colors) { /* TODO: sort colors first */ color_t *color = g_list_nth_data(rsc->candidate_colors, 0); return num_allowed_nodes4color(color); } else { slist_iter( this_node, node_t, native_data->allowed_nodes, lpc, if(this_node->weight < 0) { continue; } 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, if(this_node->weight < 0) { continue; } num_nodes++; ); return num_nodes; } void native_color(resource_t *rsc, pe_working_set_t *data_set) { color_t *new_color = NULL; native_variant_data_t *native_data = NULL; get_native_variant_data(native_data, rsc); if( native_choose_color(rsc, data_set->no_color) ) { crm_debug_3("Colored resource %s with color %d", rsc->id, native_data->color->id); } else { if(native_data->allowed_nodes != NULL) { /* filter out nodes with a negative weight */ filter_nodes(rsc); new_color = create_color(data_set, rsc, native_data->allowed_nodes); native_assign_color(rsc, new_color); } if(new_color == NULL) { pe_warn("Resource %s cannot run anywhere", rsc->id); print_resource("ERROR: No color", rsc, FALSE); native_assign_color(rsc, data_set->no_color); } } rsc->provisional = FALSE; } void create_recurring_actions(resource_t *rsc, action_t *start, node_t *node, pe_working_set_t *data_set) { action_t *mon = NULL; char *key = NULL; const char *name = NULL; const char *value = NULL; + if(node == NULL || !node->details->online || node->details->unclean) { crm_debug_3("Not creating recurring actions"); return; } - + xml_child_iter( rsc->ops_xml, operation, "op", name = crm_element_value(operation, "name"); value = crm_element_value(operation, "interval"); key = generate_op_key(rsc->id, name, crm_get_msec(value)); - mon = custom_action(rsc, key, name, node, data_set); + mon = custom_action(rsc, key, name, node, start->optional, data_set); if(start != NULL) { custom_action_order(rsc, start_key(rsc), NULL, NULL, crm_strdup(key), mon, pe_ordering_manditory, data_set); } ); } void native_create_actions(resource_t *rsc, pe_working_set_t *data_set) { action_t *start = NULL; action_t *stop = NULL; node_t *chosen = NULL; native_variant_data_t *native_data = NULL; get_native_variant_data(native_data, rsc); if(native_data->color != NULL) { chosen = native_data->color->details->chosen_node; } if(chosen != NULL && g_list_length(native_data->running_on) == 0) { - start = start_action(rsc, chosen); + start = start_action(rsc, chosen, TRUE); if(start->runnable && data_set->have_quorum == FALSE && data_set->no_quorum_policy != no_quorum_ignore) { crm_warn("Start resource %s\t(%s) (cancelled : quorum)", rsc->id, chosen->details->uname); start->runnable = FALSE; } else { crm_info("Start resource %s\t(%s)", rsc->id, chosen->details->uname); + start->optional = FALSE; + start->rsc->start_pending = TRUE; } } else if(g_list_length(native_data->running_on) > 1) { pe_err("Attempting recovery of resource %s", rsc->id); if(rsc->recovery_type == recovery_stop_start || rsc->recovery_type == recovery_stop_only) { slist_iter( node, node_t, native_data->running_on, lpc, crm_info("Stop resource %s\t(%s) (recovery)", rsc->id, node->details->uname); - stop = stop_action(rsc, node); + stop = stop_action(rsc, node, FALSE); ); } if(rsc->recovery_type == recovery_stop_start && chosen) { /* if one of the "stops" is for a node outside * our partition, then this will block anyway */ - start = start_action(rsc, chosen); + start = start_action(rsc, chosen, FALSE); if(start->runnable) { crm_info("Recover resource %s\t(%s)", rsc->id, chosen->details->uname); } /* make the restart required */ order_stop_start(rsc, rsc, pe_ordering_manditory); } if(rsc->recovery_type == recovery_block) { pe_warn("RESOURCE %s WILL REMAIN ACTIVE ON MULTIPLE" " NODES PENDING MANUAL INTERVENTION", rsc->id); slist_iter( node, node_t, native_data->running_on, lpc, pe_warn("Resource %s active on %s", rsc->id, node->details->uname); ); } } else if(g_list_length(native_data->running_on) == 1) { node_t *node = native_data->running_on->data; crm_debug_2("Stop%s of %s", chosen?" and restart":"", rsc->id); CRM_DEV_ASSERT(node != NULL); if(chosen == NULL) { crm_info("Stop resource %s\t(%s)", rsc->id, node->details->uname); - stop_action(rsc, node); + stop_action(rsc, node, FALSE); } else if(safe_str_eq(node->details->id, chosen->details->id)) { - stop = stop_action(rsc, node); - start = start_action(rsc, chosen); + stop = stop_action(rsc, node, TRUE); + start = start_action(rsc, chosen, TRUE); if(start->runnable == FALSE) { crm_info("Stop resource %s\t(%s)", rsc->id, node->details->uname); + stop->optional = FALSE; } else if(rsc->recover) { crm_info("Restart resource %s\t(%s)", rsc->id, node->details->uname); /* make the restart required */ order_stop_start(rsc, rsc, pe_ordering_manditory); + start->optional = FALSE; + stop->optional = FALSE; + } else { crm_info("Leave resource %s\t(%s)", rsc->id, node->details->uname); - if(rsc->start_pending == FALSE) { - start->optional = TRUE; - } - stop->optional = TRUE; + if(stop->optional == FALSE) { + start->optional = FALSE; + + } else if(rsc->start_pending) { + start->optional = FALSE; + } } } else { /* move */ - stop = stop_action(rsc, node); - start = start_action(rsc, chosen); + stop = stop_action(rsc, node, FALSE); + start = start_action(rsc, chosen, FALSE); if(start->runnable) { crm_info("Move resource %s\t(%s -> %s)", rsc->id, node->details->uname, chosen->details->uname); } else { crm_info("Stop resource %s\t(%s)", rsc->id, node->details->uname); } /* make the restart required */ order_stop_start(rsc, rsc, pe_ordering_manditory); } } if(start != NULL && start->runnable) { create_recurring_actions( rsc, start, chosen, data_set); } } void native_internal_constraints(resource_t *rsc, pe_working_set_t *data_set) { native_variant_data_t *native_data = NULL; get_native_variant_data(native_data, rsc); order_restart(rsc); } void native_rsc_colocation_lh(rsc_colocation_t *constraint) { resource_t *rsc = constraint->rsc_lh; 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); } constraint->rsc_rh->fns->rsc_colocation_rh(rsc, constraint); } void native_rsc_colocation_rh(resource_t *rsc, rsc_colocation_t *constraint) { gboolean do_check = FALSE; gboolean update_lh = FALSE; gboolean update_rh = FALSE; resource_t *rsc_lh = rsc; resource_t *rsc_rh = constraint->rsc_rh; native_variant_data_t *native_data_lh = NULL; native_variant_data_t *native_data_rh = NULL; get_native_variant_data(native_data_lh, rsc_lh); get_native_variant_data(native_data_rh, rsc_rh); crm_debug_3("Processing RH of constraint %s", constraint->id); crm_action_debug_3(print_resource("LHS", rsc_lh, TRUE)); crm_action_debug_3(print_resource("RHS", rsc_rh, TRUE)); if(constraint->strength == pecs_ignore || constraint->strength == pecs_startstop){ crm_debug_4("Skipping constraint type %d", constraint->strength); return; } if(rsc_lh->provisional && rsc_rh->provisional) { if(constraint->strength == pecs_must) { /* update effective_priorities */ 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) && (!native_data_lh->color->details->pending) && (!native_data_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 && native_data_lh->color->details->pending == FALSE) { /* update _them_ : postproc color version */ update_rh = TRUE; } else if(rsc_rh->provisional == FALSE && native_data_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); rsc_lh->runnable = FALSE; } if(update_rh) { pe_warn("Marking resource %s unrunnable as a result", rsc_rh->id); rsc_rh->runnable = FALSE; } } 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) { #if 0 /* this should be safe to remove */ if(order->strength == pecs_must) { crm_debug_4("No LH-Side (%s/%s) found for constraint..." " creating", lh_rsc->id, order->lh_action_task); pe_err("BROKEN CODE"); custom_action( lh_rsc, order->lh_action_task, NULL, NULL); } #endif 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(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; } } 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->fns->rsc_order_rh( lh_action_iter, rh_rsc, order); } else if(order->rh_action) { order_actions(lh_action_iter, order->rh_action, order); } ); 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, order_actions(lh_action, rh_action_iter, order); ); pe_free_shallow_adv(rh_actions, FALSE); } void native_rsc_location(resource_t *rsc, rsc_to_node_t *constraint) { GListPtr or_list; native_variant_data_t *native_data = NULL; crm_action_debug_3(print_rsc_to_node("Applying", constraint, FALSE)); /* take "lifetime" into account */ if(constraint == NULL) { pe_err("Constraint is NULL"); return; } else if(is_active(constraint) == FALSE) { crm_debug_2("Constraint (%s) is not active", constraint->id); return; } else if(rsc == NULL) { pe_err("LHS of rsc_to_node (%s) is NULL", constraint->id); return; } get_native_variant_data(native_data, rsc); native_data->node_cons = g_list_append(native_data->node_cons, constraint); if(constraint->node_list_rh == NULL) { crm_debug_2("RHS of constraint %s is NULL", constraint->id); return; } crm_action_debug_3(print_resource("before update", rsc,TRUE)); or_list = node_list_or( native_data->allowed_nodes, constraint->node_list_rh, FALSE); pe_free_shallow(native_data->allowed_nodes); native_data->allowed_nodes = or_list; slist_iter(node_rh, node_t, constraint->node_list_rh, lpc, native_update_node_weight( rsc, constraint, node_rh->details->uname, native_data->allowed_nodes)); crm_action_debug_3(print_resource("after update", rsc, TRUE)); } 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_dump(resource_t *rsc, const char *pre_text, gboolean details) { native_variant_data_t *native_data = NULL; get_native_variant_data(native_data, rsc); common_dump(rsc, pre_text, details); crm_debug_4("\t%d candidate colors, %d allowed nodes," " %d rsc_cons and %d node_cons", g_list_length(rsc->candidate_colors), g_list_length(native_data->allowed_nodes), g_list_length(rsc->rsc_cons), g_list_length(native_data->node_cons)); if(details) { crm_debug_4("\t=== Actions"); slist_iter( action, action_t, rsc->actions, lpc, print_action("\trsc action: ", action, FALSE); ); crm_debug_4("\t=== Colors"); slist_iter( color, color_t, rsc->candidate_colors, lpc, print_color("\t", color, FALSE) ); crm_debug_4("\t=== Allowed Nodes"); slist_iter( node, node_t, native_data->allowed_nodes, lpc, print_node("\t", node, FALSE); ); } } void native_free(resource_t *rsc) { native_variant_data_t *native_data = (native_variant_data_t *)rsc->variant_opaque; crm_debug_4("Freeing Allowed Nodes & Agent"); crm_free(native_data->color); pe_free_shallow(native_data->allowed_nodes); crm_free(native_data->agent); common_free(rsc); } void native_rsc_colocation_rh_must(resource_t *rsc_lh, gboolean update_lh, resource_t *rsc_rh, gboolean update_rh) { native_variant_data_t *native_data_lh = NULL; native_variant_data_t *native_data_rh = NULL; gboolean do_merge = FALSE; GListPtr old_list = NULL; GListPtr merged_node_list = NULL; float 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; get_native_variant_data(native_data_lh, rsc_lh); get_native_variant_data(native_data_rh, rsc_rh); if(native_data_lh->color && native_data_rh->color) { do_merge = TRUE; merged_node_list = node_list_and( native_data_lh->color->details->candidate_nodes, native_data_rh->color->details->candidate_nodes, TRUE); } else if(native_data_lh->color) { do_merge = TRUE; merged_node_list = node_list_and( native_data_lh->color->details->candidate_nodes, native_data_rh->allowed_nodes, TRUE); } else if(native_data_rh->color) { do_merge = TRUE; merged_node_list = node_list_and( native_data_lh->allowed_nodes, native_data_rh->color->details->candidate_nodes, TRUE); } if(update_lh) { CRM_DEV_ASSERT(native_data_lh->color != native_data_rh->color); crm_free(native_data_lh->color); rsc_lh->runnable = rsc_rh->runnable; rsc_lh->provisional = rsc_rh->provisional; native_data_lh->color = copy_color(native_data_rh->color); } if(update_rh) { CRM_DEV_ASSERT(native_data_lh->color != native_data_rh->color); crm_free(native_data_rh->color); rsc_rh->runnable = rsc_lh->runnable; rsc_rh->provisional = rsc_lh->provisional; native_data_rh->color = copy_color(native_data_lh->color); } if((update_rh || update_lh) && do_merge) { crm_debug_4("Merging candidate nodes"); old_list = native_data_rh->color->details->candidate_nodes; native_data_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; native_variant_data_t *native_data_lh = NULL; native_variant_data_t *native_data_rh = NULL; get_native_variant_data(native_data_lh, rsc_lh); get_native_variant_data(native_data_rh, rsc_rh); crm_debug_4("Processing pecs_must_not constraint"); /* pecs_must_not */ if(update_lh) { color_rh = native_data_rh->color; if(rsc_lh->provisional) { color_lh = find_color( rsc_lh->candidate_colors, color_rh); rsc_lh->candidate_colors = g_list_remove( rsc_lh->candidate_colors, color_lh); crm_action_debug_3( print_color("Removed LH", color_lh, FALSE)); crm_action_debug_3( print_resource("Modified LH", rsc_lh, TRUE)); crm_free(color_lh); } else if(native_data_lh->color && native_data_lh->color->details->pending) { node_t *node_lh = NULL; color_lh = native_data_lh->color; node_lh = pe_find_node( color_lh->details->candidate_nodes, safe_val5(NULL, color_rh, details, chosen_node, details, uname)); color_lh->details->candidate_nodes = g_list_remove( color_lh->details->candidate_nodes, node_lh); crm_action_debug_3( print_node("Removed LH", node_lh, FALSE)); crm_action_debug_3( print_color("Modified LH", color_lh, FALSE)); crm_free(node_lh); } else { /* error, rsc marked as unrunnable above */ pe_warn("lh else"); } } if(update_rh) { color_lh = native_data_lh->color; if(rsc_rh->provisional) { color_rh = find_color( rsc_rh->candidate_colors, color_lh); rsc_rh->candidate_colors = g_list_remove( rsc_rh->candidate_colors, color_rh); crm_action_debug_3( print_color("Removed RH", color_rh, FALSE)); crm_action_debug_3( print_resource("Modified RH", rsc_rh, TRUE)); crm_free(color_rh); } else if(native_data_rh->color && native_data_rh->color->details->pending) { node_t *node_rh = NULL; color_rh = native_data_rh->color; node_rh = pe_find_node( color_rh->details->candidate_nodes, safe_val5(NULL, color_lh, details, chosen_node, details, uname)); color_rh->details->candidate_nodes = g_list_remove( color_rh->details->candidate_nodes, node_rh); crm_action_debug_3( print_node("Removed RH", node_rh, FALSE)); crm_action_debug_3( print_color("Modified RH", color_rh, FALSE)); crm_free(node_rh); } else { /* error, rsc marked as unrunnable above */ pe_warn("rh else"); } } } void native_agent_constraints(resource_t *rsc) { native_variant_data_t *native_data = NULL; get_native_variant_data(native_data, rsc); crm_debug_5("Applying RA restrictions to %s", rsc->id); common_agent_constraints( native_data->allowed_nodes, native_data->agent, rsc->id); } gboolean native_choose_color(resource_t *rsc, color_t *no_color) { GListPtr sorted_colors = NULL; native_variant_data_t *native_data = NULL; get_native_variant_data(native_data, rsc); 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_3("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(rsc->effective_priority < this_color->details->highest_priority) { minus = node_list_minus( this_color->details->candidate_nodes, native_data->allowed_nodes, TRUE); len = g_list_length(minus); pe_free_shallow(minus); if(len > 0) { native_assign_color(rsc, this_color); break; } } else { intersection = node_list_and( this_color->details->candidate_nodes, native_data->allowed_nodes, TRUE); len = g_list_length(intersection); pe_free_shallow(intersection); if(len != 0) { 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; native_variant_data_t *native_data = NULL; get_native_variant_data(native_data, rsc); native_data->color = copy_color(local_color); rsc->provisional = FALSE; if(local_color != NULL) { (local_color->details->num_resources)++; local_color->details->allocated_resources = g_list_append( local_color->details->allocated_resources,rsc); intersection = node_list_and( local_color->details->candidate_nodes, native_data->allowed_nodes, TRUE); old_list = local_color->details->candidate_nodes; pe_free_shallow(old_list); local_color->details->candidate_nodes = intersection; crm_debug_3("Colored resource %s with new color %d", rsc->id, native_data->color->id); crm_action_debug_3( print_resource("Colored Resource", rsc, TRUE)); } else { pe_err("local color was NULL"); } return; } void native_update_node_weight(resource_t *rsc, rsc_to_node_t *cons, const char *id, GListPtr nodes) { node_t *node_rh = NULL; native_variant_data_t *native_data = NULL; get_native_variant_data(native_data, rsc); node_rh = pe_find_node(native_data->allowed_nodes, id); if(node_rh == NULL) { pe_err("Node not found - cant update"); return; } if(node_rh->weight >= INFINITY && cons->weight == -INFINITY) { pe_err("Constraint %s mixes +/- INFINITY", cons->id); } else if(node_rh->weight <= -INFINITY && cons->weight == INFINITY) { pe_err("Constraint %s mixes +/- INFINITY", cons->id); } if(node_rh->fixed) { /* warning */ crm_debug_2("Constraint %s is irrelevant as the" " weight of node %s is fixed as %f.", cons->id, node_rh->details->uname, node_rh->weight); return; } if(cons->weight != INFINITY && cons->weight != -INFINITY) { crm_debug_3("Constraint %s (%f): node %s weight %f.", cons->id, cons->weight, node_rh->details->uname, node_rh->weight); } else if(cons->weight == -INFINITY) { crm_debug_3("Constraint %s (-INFINITY): node %s weight %f.", cons->id, node_rh->details->uname, node_rh->weight); } else { crm_debug_3("Constraint %s (+INFINITY): node %s weight %f.", cons->id, node_rh->details->uname, node_rh->weight); } node_rh->weight = merge_weights(node_rh->weight, cons->weight); 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) { native_variant_data_t *native_data_lh = NULL; native_variant_data_t *native_data_rh = NULL; 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; get_native_variant_data(native_data_lh, rsc_lh); get_native_variant_data(native_data_rh, rsc_rh); color_lh = native_data_lh->color; color_rh = native_data_rh->color; if(constraint->strength == pecs_must_not) { matched = TRUE; } if(rsc_lh->provisional || rsc_rh->provisional) { return FALSE; } 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 == NULL && color_rh == NULL) { return matched; } else if(color_lh == NULL || color_rh == NULL) { return !matched; } else 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) { native_variant_data_t *native_data = NULL; get_native_variant_data(native_data, rsc); crm_action_debug_3(print_resource("Filtering nodes for", rsc, FALSE)); slist_iter( node, node_t, native_data->allowed_nodes, lpc, if(node == NULL) { pe_err("Invalid NULL node"); } else if(node->weight < 0.0 || node->details->online == FALSE || node->details->type == node_ping) { crm_action_debug_3(print_node("Removing", node, FALSE)); native_data->allowed_nodes = g_list_remove(native_data->allowed_nodes, node); crm_free(node); lpc = -1; /* restart the loop */ } ); } diff --git a/crm/pengine/pe_utils.h b/crm/pengine/pe_utils.h index a78809eed1..3e45f49b48 100644 --- a/crm/pengine/pe_utils.h +++ b/crm/pengine/pe_utils.h @@ -1,150 +1,151 @@ -/* $Id: pe_utils.h,v 1.26 2005/06/03 14:15:55 andrew Exp $ */ +/* $Id: pe_utils.h,v 1.27 2005/06/16 12:36:20 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 PE_UTILS__H #define PE_UTILS__H /* General utilities */ extern resource_t *pe_find_resource(GListPtr rsc_list, const char *id_rh); extern float merge_weights(float w1, float w2); /* 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); /* Node helper functions */ extern node_t *pe_find_node(GListPtr node_list, const char *uname); extern node_t *pe_find_node_id(GListPtr node_list, const char *id); extern node_t *node_copy(node_t *this_node) ; /* Binary like operators for lists of nodes */ extern GListPtr node_list_dup(GListPtr list1, gboolean filter); extern GListPtr node_list_and(GListPtr list1, GListPtr list2, gboolean filter); extern GListPtr node_list_xor(GListPtr list1, GListPtr list2, gboolean filter); extern GListPtr node_list_minus(GListPtr list1,GListPtr list2,gboolean filter); extern gboolean node_list_eq(GListPtr list1, GListPtr list2, gboolean filter); extern GListPtr node_list_or(GListPtr list1, GListPtr list2, gboolean filter); /* For creating the transition graph */ extern crm_data_t *action2xml(action_t *action, gboolean as_input); /* Printing functions for debug */ extern void print_node( const char *pre_text, node_t *node, gboolean details); extern void print_resource( const char *pre_text, resource_t *rsc, gboolean details); 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 void print_action( const char *pre_text, action_t *action, gboolean details); extern void log_action( int log_level, const char *pre_text, action_t *action, gboolean details); /* Sorting functions */ extern gint sort_rsc_priority(gconstpointer a, gconstpointer b); extern gint sort_cons_strength(gconstpointer a, gconstpointer b); extern gint sort_color_weight(gconstpointer a, gconstpointer b); extern gint sort_node_weight(gconstpointer a, gconstpointer b); extern gint sort_action_id(gconstpointer a, gconstpointer b); /* enum 2 text functions (mostly used by print_*) */ extern const char *contype2text(enum con_type type); extern const char *strength2text(enum con_strength strength); /*extern const char *modifier2text(enum con_modifier modifier); */ extern const char *task2text(enum action_tasks task); extern enum action_tasks text2task(const char *task); extern crm_data_t *find_rsc_op_entry(resource_t *rsc, const char *key); extern action_t *custom_action( - resource_t *rsc, char *key, const char *task, node_t *on_node, - pe_working_set_t *data_set); + resource_t *rsc, char *key, const char *task, + node_t *on_node, gboolean optional, pe_working_set_t *data_set); -#define stop_action(rsc, node) custom_action( \ - rsc, stop_key(rsc), CRMD_ACTION_STOP, node, data_set) +#define stop_action(rsc, node, optional) custom_action( \ + rsc, stop_key(rsc), CRMD_ACTION_STOP, node, optional, data_set); + #define stopped_key(rsc) generate_op_key(rsc->id, CRMD_ACTION_STOPPED, 0) #define stop_key(rsc) generate_op_key(rsc->id, CRMD_ACTION_STOP, 0) -#define start_action(rsc, node) custom_action( \ - rsc, start_key(rsc), CRMD_ACTION_START, node, data_set) +#define start_action(rsc, node, optional) custom_action( \ + rsc, start_key(rsc), CRMD_ACTION_START, node, optional, data_set) #define started_key(rsc) generate_op_key(rsc->id, CRMD_ACTION_STARTED, 0) #define start_key(rsc) generate_op_key(rsc->id, CRMD_ACTION_START, 0) extern GListPtr find_actions(GListPtr input, const char *key, node_t *on_node); extern void set_id(crm_data_t *xml_obj, const char *prefix, int child); extern const char *ordering_type2text(enum pe_ordering type); /* free the various structures */ extern void pe_free_nodes(GListPtr nodes); extern void pe_free_colors(GListPtr colors); extern void pe_free_rsc_colocation(rsc_colocation_t *cons); extern void pe_free_rsc_to_node(rsc_to_node_t *cons); extern void pe_free_shallow(GListPtr alist); extern void pe_free_shallow_adv(GListPtr alist, gboolean with_data); extern void pe_free_resources(GListPtr resources); extern void pe_free_actions(GListPtr actions); extern void pe_free_ordering(GListPtr constraints); /* Helper macros to avoid NULL pointers */ #define safe_val(def, x,y) (x?x->y:def) #define safe_val3(def, t,u,v) (t?t->u?t->u->v:def:def) #define safe_val4(def, t,u,v,w) (t?t->u?t->u->v?t->u->v->w:def:def:def) #define safe_val5(def, t,u,v,w,x) (t?t->u?t->u->v?t->u->v->w?t->u->v->w->x:def:def:def:def) #define safe_val6(def, t,u,v,w,x,y) (t?t->u?t->u->v?t->u->v->w?t->u->v->w->x?t->u->v->w->x->y:def:def:def:def:def) #define safe_val7(def, t,u,v,w,x,y,z) (t?t->u?t->u->v?t->u->v->w?t->u->v->w->x?t->u->v->w->x->y?t->u->v->w->x->y->z:def:def:def:def:def:def) #endif diff --git a/crm/pengine/pengine.h b/crm/pengine/pengine.h index b2368efdc3..71fe22f2ad 100644 --- a/crm/pengine/pengine.h +++ b/crm/pengine/pengine.h @@ -1,382 +1,389 @@ -/* $Id: pengine.h,v 1.69 2005/06/13 12:35:50 andrew Exp $ */ +/* $Id: pengine.h,v 1.70 2005/06/16 12:36:20 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__H #define PENGINE__H #include typedef struct node_s node_t; typedef struct color_s color_t; typedef struct rsc_to_node_s rsc_to_node_t; typedef struct rsc_colocation_s rsc_colocation_t; typedef struct resource_s resource_t; typedef struct lrm_agent_s lrm_agent_t; typedef struct order_constraint_s order_constraint_t; typedef struct action_s action_t; typedef struct action_wrapper_s action_wrapper_t; #include #include #include typedef enum no_quorum_policy_e { no_quorum_freeze, no_quorum_stop, no_quorum_ignore } no_quorum_policy_t; typedef struct pe_working_set_s { crm_data_t *input; /* options extracted from the input */ char *dc_uuid; gboolean have_quorum; gboolean stonith_enabled; gboolean symmetric_cluster; int default_resource_stickiness; no_quorum_policy_t no_quorum_policy; /* intermediate steps */ color_t *no_color; GListPtr nodes; GListPtr resources; GListPtr placement_constraints; GListPtr ordering_constraints; GListPtr colors; GListPtr actions; /* stats */ int num_synapse; int max_valid_nodes; int order_id; int action_id; int color_id; /* final output */ crm_data_t *graph; } pe_working_set_t; #include enum con_type { type_none, rsc_colocation, rsc_to_node, rsc_to_attr, base_weight }; enum node_type { node_ping, node_member }; enum con_strength { pecs_ignore, pecs_must, pecs_must_not, pecs_startstop }; enum action_tasks { no_action, monitor_rsc, stop_rsc, stopped_rsc, start_rsc, started_rsc, shutdown_crm, stonith_node }; enum rsc_recovery_type { recovery_stop_start, recovery_stop_only, recovery_block }; enum rsc_start_requirement { rsc_req_nothing, rsc_req_quorum, rsc_req_stonith }; enum pe_stop_fail { pesf_block, pesf_stonith, pesf_ignore }; enum pe_restart { pe_restart_restart, pe_restart_ignore }; enum pe_ordering { pe_ordering_manditory, pe_ordering_restart, pe_ordering_recover, pe_ordering_optional }; struct node_shared_s { const char *id; const char *uname; gboolean online; gboolean unclean; gboolean shutdown; gboolean expected_up; gboolean is_dc; int num_resources; GListPtr running_rsc; /* resource_t* */ GHashTable *attrs; /* char* => char* */ enum node_type type; }; struct node_s { float weight; gboolean fixed; struct node_shared_s *details; }; struct color_shared_s { int id; float highest_priority; GListPtr candidate_nodes; /* node_t* */ GListPtr allocated_resources; /* resources_t* */ node_t *chosen_node; gboolean pending; int num_resources; }; struct color_s { int id; struct color_shared_s *details; float local_weight; }; struct rsc_colocation_s { const char *id; resource_t *rsc_lh; resource_t *rsc_rh; enum con_strength strength; }; struct rsc_to_node_s { const char *id; resource_t *rsc_lh; float weight; GListPtr node_list_rh; /* node_t* */ }; struct lrm_agent_s { const char *class; const char *type; const char *version; }; struct resource_s { const char *id; crm_data_t *xml; crm_data_t *ops_xml; void *variant_opaque; enum pe_obj_types variant; resource_object_functions_t *fns; enum rsc_recovery_type recovery_type; - enum pe_stop_fail stopfail_type; enum pe_restart restart_type; float priority; float effective_priority; gboolean start_pending; gboolean recover; gboolean starting; gboolean stopping; gboolean is_stonith; gboolean runnable; gboolean provisional; gboolean unclean; GListPtr candidate_colors; /* color_t* */ GListPtr rsc_cons; /* rsc_colocation_t* */ GListPtr actions; /* action_t* */ GHashTable * parameters; }; struct action_wrapper_s { enum pe_ordering type; action_t *action; }; +enum action_fail_response { + action_fail_nothing, + action_fail_block, + action_fail_stop, + action_fail_fence +}; + struct action_s { int id; resource_t *rsc; void *rsc_opaque; node_t *node; const char *task; char *uuid; crm_data_t *op_entry; gboolean pseudo; gboolean runnable; gboolean optional; gboolean failure_is_fatal; enum rsc_start_requirement needs; + enum action_fail_response on_fail; gboolean dumped; gboolean processed; int seen_count; /* crm_data_t *args; */ GHashTable *extra; GListPtr actions_before; /* action_warpper_t* */ GListPtr actions_after; /* action_warpper_t* */ }; struct order_constraint_s { int id; enum pe_ordering type; void *lh_opaque; resource_t *lh_rsc; action_t *lh_action; char *lh_action_task; void *rh_opaque; resource_t *rh_rsc; action_t *rh_action; char *rh_action_task; /* (soon to be) variant specific */ /* int lh_rsc_incarnation; */ /* int rh_rsc_incarnation; */ }; extern gboolean stage0(pe_working_set_t *data_set); extern gboolean stage1(pe_working_set_t *data_set); extern gboolean stage2(pe_working_set_t *data_set); extern gboolean stage3(pe_working_set_t *data_set); extern gboolean stage4(pe_working_set_t *data_set); extern gboolean stage5(pe_working_set_t *data_set); extern gboolean stage6(pe_working_set_t *data_set); extern gboolean stage7(pe_working_set_t *data_set); extern gboolean stage8(pe_working_set_t *data_set); extern gboolean summary(GListPtr resources); extern gboolean pe_msg_dispatch(IPC_Channel *sender, void *user_data); extern gboolean process_pe_message( HA_Message *msg, crm_data_t *xml_data, IPC_Channel *sender); extern gboolean unpack_constraints( crm_data_t *xml_constraints, pe_working_set_t *data_set); extern gboolean unpack_resources( crm_data_t *xml_resources, pe_working_set_t *data_set); extern gboolean unpack_config(crm_data_t *config, pe_working_set_t *data_set); extern gboolean unpack_nodes(crm_data_t *xml_nodes, pe_working_set_t *data_set); extern gboolean unpack_status(crm_data_t *status, pe_working_set_t *data_set); extern gboolean apply_placement_constraints(pe_working_set_t *data_set); extern void color_resource(resource_t *lh_resource, pe_working_set_t *data_set); extern gboolean choose_node_from_list(color_t *color); extern gboolean update_action_states(GListPtr actions); extern gboolean shutdown_constraints( node_t *node, action_t *shutdown_op, pe_working_set_t *data_set); extern gboolean stonith_constraints( node_t *node, action_t *stonith_op, action_t *shutdown_op, pe_working_set_t *data_set); extern gboolean custom_action_order( resource_t *lh_rsc, char *lh_task, action_t *lh_action, resource_t *rh_rsc, char *rh_task, action_t *rh_action, enum pe_ordering type, pe_working_set_t *data_set); #define order_start_start(rsc1,rsc2, type) \ custom_action_order(rsc1, start_key(rsc1), NULL, \ rsc2, start_key(rsc2) ,NULL, \ type, data_set) #define order_stop_stop(rsc1, rsc2, type) \ custom_action_order(rsc1, stop_key(rsc1), NULL, \ rsc2, stop_key(rsc2) ,NULL, \ type, data_set) #define order_restart(rsc1) \ custom_action_order(rsc1, stop_key(rsc1), NULL, \ rsc1, start_key(rsc1), NULL, \ pe_ordering_restart, data_set) #define order_stop_start(rsc1, rsc2, type) \ custom_action_order(rsc1, stop_key(rsc1), NULL, \ rsc2, start_key(rsc2) ,NULL, \ type, data_set) #define order_start_stop(rsc1, rsc2, type) \ custom_action_order(rsc1, start_key(rsc1), NULL, \ rsc2, stop_key(rsc2) ,NULL, \ type, data_set) #define pe_err(fmt...) { was_processing_error = TRUE; crm_err(fmt); } #define pe_warn(fmt...) { was_processing_warning = TRUE; crm_warn(fmt); } #define check_and_exit(stage) cleanup_calculations(data_set); \ crm_mem_stats(NULL); \ crm_err("Exiting: stage %d", stage); \ exit(1); extern gboolean process_colored_constraints(resource_t *rsc); extern void graph_element_from_action( action_t *action, pe_working_set_t *data_set); extern void set_working_set_defaults(pe_working_set_t *data_set); extern void cleanup_calculations(pe_working_set_t *data_set); extern const char* transition_timeout; extern gboolean was_processing_error; extern gboolean was_processing_warning; #endif diff --git a/crm/pengine/regression.sh b/crm/pengine/regression.sh index 7ba8427209..20d4c09bb2 100755 --- a/crm/pengine/regression.sh +++ b/crm/pengine/regression.sh @@ -1,156 +1,156 @@ #!/bin/bash # 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 # . regression.core.sh create_mode="true" echo Generating test outputs for these tests... #do_test bad7 echo "" echo Done. echo "" echo Performing the following tests... create_mode="false" do_test simple1 "Offline " do_test simple2 "Start " do_test simple3 "Start 2 " do_test simple4 "Start Failed" do_test simple6 "Stop Start " do_test simple7 "Shutdown " #do_test simple8 "Stonith " #do_test simple9 "Lower version" #do_test simple10 "Higher version" do_test simple11 "Priority (ne)" do_test simple12 "Priority (eq)" echo "" do_test rsc_dep1 "Must not " do_test rsc_dep3 "Must " do_test rsc_dep5 "Must not 3 " do_test rsc_dep7 "Must 3 " do_test rsc_dep10 "Must (but cant)" do_test rsc_dep2 "Must (running) " do_test rsc_dep8 "Must (running : alt) " do_test rsc_dep4 "Must (running + move)" -do_test rsc_dep9 "Must (running + move : alt)" +do_test rsc_dep9 "Must (running + move : alt) *" echo "" do_test order1 "Order start 1 " do_test order2 "Order start 2 " do_test order3 "Order stop " do_test order4 "Order (multiple) " do_test order5 "Order (move) " do_test order6 "Order (move w/ restart) " #echo "" #do_test agent1 "version: lt (empty)" #do_test agent2 "version: eq " #do_test agent3 "version: gt " echo "" do_test attrs1 "string: eq (and) " do_test attrs2 "string: lt / gt (and)" do_test attrs3 "string: ne (or) " do_test attrs4 "string: exists " do_test attrs5 "string: not_exists " do_test attrs6 "is_dc: true " do_test attrs7 "is_dc: false " echo "" do_test mon-rsc-1 "Schedule Monitor - start" do_test mon-rsc-2 "Schedule Monitor - move " do_test mon-rsc-3 "Schedule Monitor - pending start " do_test mon-rsc-4 "Schedule Monitor - move/pending start" echo "" do_test rec-rsc-0 "Resource Recover - no start " do_test rec-rsc-1 "Resource Recover - start " do_test rec-rsc-2 "Resource Recover - monitor " do_test rec-rsc-3 "Resource Recover - stop - ignore" do_test rec-rsc-4 "Resource Recover - stop - block " do_test rec-rsc-5 "Resource Recover - stop - fence " do_test rec-rsc-6 "Resource Recover - multiple - restart" do_test rec-rsc-7 "Resource Recover - multiple - stop " do_test rec-rsc-8 "Resource Recover - multiple - block " echo "" do_test quorum-1 "No quorum - ignore" do_test quorum-2 "No quorum - freeze" do_test quorum-3 "No quorum - stop " echo "" do_test rec-node-1 "Node Recover - Startup - no fence" -do_test rec-node-2 "Node Recover - Startup - fence * " +do_test rec-node-2 "Node Recover - Startup - fence " do_test rec-node-3 "Node Recover - HA down - no fence" do_test rec-node-4 "Node Recover - HA down - fence " do_test rec-node-5 "Node Recover - CRM down - no fence" do_test rec-node-6 "Node Recover - CRM down - fence " do_test rec-node-7 "Node Recover - no quorum - ignore " do_test rec-node-8 "Node Recover - no quorum - freeze " do_test rec-node-9 "Node Recover - no quorum - stop " do_test rec-node-10 "Node Recover - no quorum - stop w/fence" echo "" do_test rsc_location1 "Score (not running) " do_test rsc_location2 "Score (running) " do_test rsc_location3 "Score (not running/no swap)" do_test rsc_location4 "Score (running/swap) " do_test rsc_location5 "Score (running/swap 2) " echo "" do_test multi1 "Multiple Active (stop/start)" #echo "" #do_test complex1 "Complex " echo "" do_test group1 "Group " do_test group2 "Group + Native " do_test group3 "Group + Group " do_test group4 "Group + Native (nothing)" do_test group5 "Group + Native (move) " do_test group6 "Group + Group (move) " echo "" do_test inc0 "Incarnation start " do_test inc1 "Incarnation start order " do_test inc2 "Incarnation silent restart, stop, move " do_test inc3 "Inter-incarnation ordering, silent restart, stop, move" do_test inc4 "Inter-incarnation ordering, silent restart, stop, move (ordered)" do_test inc5 "Inter-incarnation ordering, silent restart, stop, move (restart 1)" -do_test inc6 "Inter-incarnation ordering, silent restart, stop, move (restart 2)" +do_test inc6 "Inter-incarnation ordering, silent restart, stop, move (restart 2) *" #do_test inc7 "Inter-incarnation ordering, silent restart, stop, move (ordered subset)" echo "" do_test bad1 "Bad node " do_test bad2 "Bad rsc " do_test bad3 "No rsc class " do_test bad4 "Bad data " do_test bad5 "Bad data " do_test bad6 "Bad lrm_rsc " echo "" do_test 594 "Bugzilla 594" echo "" test_results diff --git a/crm/pengine/rules.c b/crm/pengine/rules.c index ffe7c78318..5e442528a5 100644 --- a/crm/pengine/rules.c +++ b/crm/pengine/rules.c @@ -1,324 +1,324 @@ -/* $Id: rules.c,v 1.5 2005/05/20 09:58:43 andrew Exp $ */ +/* $Id: rules.c,v 1.6 2005/06/16 12:36:21 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 #include enum expression_type { attr_expr, coloc_expr, loc_expr, time_expr }; enum expression_type find_expression_type( const char *attr, const char *op, const char *value); typedef struct native_variant_data_s { lrm_agent_t *agent; GListPtr running_on; /* node_t* */ color_t *color; GListPtr node_cons; /* rsc_to_node_t* */ GListPtr allowed_nodes; /* node_t* */ } native_variant_data_t; enum expression_type find_expression_type(const char *attr, const char *op, const char *value) { - if(safe_str_eq(op, "colocated") - || safe_str_eq(op, "not_colocated")) { - return coloc_expr; - - } else if(safe_str_eq(attr, "uname") - || safe_str_eq(attr, "id")) { + if(safe_str_eq(attr, "#uname") + || safe_str_eq(attr, "#id")) { return loc_expr; + + } else if(safe_str_eq(op, "#colocated") + || safe_str_eq(op, "#not_colocated")) { +/* return coloc_expr; */ } return attr_expr; } /* do NOT free the nodes returned here */ GListPtr apply_node_expression(const char *attr, const char *op, const char *value, const char *type, GListPtr node_list) { gboolean accept = FALSE; GListPtr result = NULL; slist_iter( node, node_t, node_list, lpc, switch(find_expression_type(attr, op, value)) { case attr_expr: accept = attr_expression(attr, op, value, type, node->details->attrs); break; case coloc_expr: accept = coloc_expression( attr, op, value, type, node); break; case loc_expr: accept = loc_expression( attr, op, value, type, node); break; default: accept = FALSE; } if(accept) { result = g_list_append(result, node); crm_debug_5("node %s matched", node->details->uname); } else { crm_debug_5("node %s did not match", node->details->uname); } ); return result; } gboolean test_node_attr_expression(const char *attr, const char *op, const char *value, const char *type, node_t *node) { gboolean accept = FALSE; switch(find_expression_type(attr, op, value)) { case attr_expr: accept = attr_expression(attr, op, value, type, node->details->attrs); break; #if 0 case time_expr: accept = time_expression(attr, op, value, type); break; #endif default: accept = FALSE; } return accept; } gboolean test_resource_attr_expression( const char *attr, const char *op, const char *value, const char *type, resource_t *rsc) { gboolean accept = FALSE; native_variant_data_t *native_data = NULL; color_t *color = NULL; node_t *node = NULL; if(rsc->variant == pe_native) { native_data = rsc->variant_opaque; } if(native_data != NULL) { color = native_data->color; } if(color != NULL) { node = color->details->chosen_node; } switch(find_expression_type(attr, op, value)) { case attr_expr: accept = attr_expression(attr, op, value, type, rsc->parameters); break; case coloc_expr: if(native_data == NULL || color == NULL) { break; } accept = coloc_expression(attr, op, value, type, node); break; case loc_expr: if(native_data == NULL || color == NULL) { break; } accept = loc_expression(attr, op, value, type, node); break; #if 0 case time_expr: accept = time_expression(attr, op, value, type); break; #endif default: accept = FALSE; } return accept; } gboolean coloc_expression(const char *attr, const char *op, const char *value, const char *type, node_t *node) { gboolean accept = FALSE; if(attr == NULL || op == NULL) { pe_err("Invlaid attribute or operation in expression" " (\'%s\' \'%s\' \'%s\')", crm_str(attr), crm_str(op), crm_str(value)); return FALSE; } - if(safe_str_eq(op, "colocated") && node != NULL) { + if(safe_str_eq(op, "#colocated") && node != NULL) { GListPtr rsc_list = node->details->running_rsc; slist_iter( rsc, resource_t, rsc_list, lpc2, if(safe_str_eq(rsc->id, attr)) { accept = TRUE; } ); - } else if(node == NULL && safe_str_eq(op, "not_colocated")) { + } else if(node == NULL && safe_str_eq(op, "#not_colocated")) { accept = TRUE; - } else if(safe_str_eq(op, "not_colocated")) { + } else if(safe_str_eq(op, "#not_colocated")) { GListPtr rsc_list = node->details->running_rsc; accept = TRUE; slist_iter( rsc, resource_t, rsc_list, lpc2, if(safe_str_eq(rsc->id, attr)) { accept = FALSE; break; } ); } if(accept && node != NULL) { crm_debug_5("node %s matched", node->details->uname); return TRUE; } else if(accept) { crm_debug_5("node matched"); return TRUE; } else if(node != NULL) { crm_debug_5("node %s did not match", node->details->uname); } else { crm_debug_5("node not matched"); } return FALSE; } gboolean loc_expression(const char *attr, const char *op, const char *value, const char *type, node_t *node) { return attr_expression(attr, op, value, type, node?node->details->attrs:NULL); } gboolean attr_expression(const char *attr, const char *op, const char *value, const char *type, GHashTable *hash) { gboolean accept = FALSE; int cmp = 0; const char *h_val = NULL; if(attr == NULL || op == NULL) { pe_err("Invlaid attribute or operation in expression" " (\'%s\' \'%s\' \'%s\')", crm_str(attr), crm_str(op), crm_str(value)); return FALSE; } if(hash != NULL) { h_val = (const char*)g_hash_table_lookup(hash, attr); } if(value != NULL && h_val != NULL) { if(type == NULL || (safe_str_eq(type, "string"))) { cmp = strcmp(h_val, value); } else if(safe_str_eq(type, "number")) { float h_val_f = atof(h_val); float value_f = atof(value); if(h_val_f < value_f) { cmp = -1; } else if(h_val_f > value_f) { cmp = 1; } else { cmp = 0; } } else if(safe_str_eq(type, "version")) { cmp = compare_version(h_val, value); } } else if(value == NULL && h_val == NULL) { cmp = 0; } else if(value == NULL) { cmp = 1; } else { cmp = -1; } if(safe_str_eq(op, "defined")) { if(h_val != NULL) { accept = TRUE; } } else if(safe_str_eq(op, "not_defined")) { if(h_val == NULL) { accept = TRUE; } } else if(safe_str_eq(op, "eq")) { if((h_val == value) || cmp == 0) { accept = TRUE; } } else if(safe_str_eq(op, "ne")) { if((h_val == NULL && value != NULL) || (h_val != NULL && value == NULL) || cmp != 0) { accept = TRUE; } } else if(value == NULL || h_val == NULL) { /* the comparision is meaningless from this point on */ accept = FALSE; } else if(safe_str_eq(op, "lt")) { if(cmp < 0) { accept = TRUE; } } else if(safe_str_eq(op, "lte")) { if(cmp <= 0) { accept = TRUE; } } else if(safe_str_eq(op, "gt")) { if(cmp > 0) { accept = TRUE; } } else if(safe_str_eq(op, "gte")) { if(cmp >= 0) { accept = TRUE; } } return accept; } diff --git a/crm/pengine/stages.c b/crm/pengine/stages.c index d1059c4a00..457b2d0616 100644 --- a/crm/pengine/stages.c +++ b/crm/pengine/stages.c @@ -1,458 +1,458 @@ -/* $Id: stages.c,v 1.68 2005/06/15 13:56:03 andrew Exp $ */ +/* $Id: stages.c,v 1.69 2005/06/16 12:36:22 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 #include #include #include node_t *choose_fencer(action_t *stonith, node_t *node, GListPtr resources); void order_actions(action_t *lh, action_t *rh, order_constraint_t *order); const char* transition_timeout = NULL; /* * Unpack everything * At the end you'll have: * - A list of nodes * - A list of resources (each with any dependencies on other resources) * - A list of constraints between resources and nodes * - A list of constraints between start/stop actions * - A list of nodes that need to be stonith'd * - A list of nodes that need to be shutdown * - A list of the possible stop/start actions (without dependencies) */ gboolean stage0(pe_working_set_t *data_set) { /* int lpc; */ crm_data_t * config = get_object_root( XML_CIB_TAG_CRMCONFIG, data_set->input); crm_data_t * cib_nodes = get_object_root( XML_CIB_TAG_NODES, data_set->input); crm_data_t * cib_resources = get_object_root( XML_CIB_TAG_RESOURCES, data_set->input); crm_data_t * cib_status = get_object_root( XML_CIB_TAG_STATUS, data_set->input); crm_data_t * cib_constraints = get_object_root( XML_CIB_TAG_CONSTRAINTS, data_set->input); const char *value = crm_element_value( data_set->input, XML_ATTR_HAVE_QUORUM); crm_debug_3("Beginning unpack"); /* reset remaining global variables */ transition_timeout = "60s"; /* 1 minute */ if(data_set->input == NULL) { return FALSE; } if(data_set->input != NULL && crm_element_value(data_set->input, XML_ATTR_DC_UUID) != NULL) { /* this should always be present */ data_set->dc_uuid = crm_element_value_copy( data_set->input, XML_ATTR_DC_UUID); } unpack_config(config, data_set); if(value != NULL) { crm_str_to_boolean(value, &data_set->have_quorum); } if(data_set->have_quorum == FALSE) { crm_warn("We do not have quorum" " - fencing and resource management disabled"); } unpack_nodes(cib_nodes, data_set); unpack_resources(cib_resources, data_set); unpack_status(cib_status, data_set); unpack_constraints(cib_constraints, data_set); return TRUE; } /* * Count how many valid nodes we have (so we know the maximum number of * colors we can resolve). * * Apply node constraints (ie. filter the "allowed_nodes" part of resources */ gboolean stage1(pe_working_set_t *data_set) { crm_debug_3("Applying placement constraints"); slist_iter( node, node_t, data_set->nodes, lpc, if(node == NULL) { /* error */ } else if(node->weight >= 0.0 /* global weight */ && node->details->online && node->details->type == node_member) { data_set->max_valid_nodes++; } ); apply_placement_constraints(data_set); return TRUE; } /* * Choose a color for all resources from highest priority and XML_STRENGTH_VAL_MUST * dependencies to lowest, creating new colors as necessary (returned * as "colors"). * * Some nodes may be colored as a "no_color" meaning that it was unresolvable * given the current node stati and constraints. */ gboolean stage2(pe_working_set_t *data_set) { crm_debug_3("Coloring resources"); crm_debug_5("create \"no color\""); data_set->no_color = create_color(data_set, NULL, NULL); /* Take (next) highest resource */ slist_iter( lh_resource, resource_t, data_set->resources, lpc, /* if resource.provisional == FALSE, repeat */ if(lh_resource->provisional == FALSE) { /* already processed this resource */ continue; } color_resource(lh_resource, data_set); /* next resource */ ); return TRUE; } /* * not sure if this is a good idea or not, but eventually we might like * to utilize as many nodes as possible... and this might be a convienient * hook */ gboolean stage3(pe_working_set_t *data_set) { /* not sure if this is a good idea or not */ if((ssize_t)g_list_length(data_set->colors) > data_set->max_valid_nodes) { /* we need to consolidate some */ } else if((ssize_t)g_list_length(data_set->colors) < data_set->max_valid_nodes) { /* we can create a few more */ } return TRUE; } /* * Choose a node for each (if possible) color */ gboolean stage4(pe_working_set_t *data_set) { crm_debug_3("Assigning nodes to colors"); slist_iter( color, color_t, data_set->colors, lpc, crm_debug_4("assigning node to color %d", color->id); if(color == NULL) { pe_err("NULL color detected"); continue; } else if(color->details->pending == FALSE) { continue; } choose_node_from_list(color); if(color->details->chosen_node == NULL) { crm_debug_2("No node available for color %d", color->id); } else { crm_debug_4("assigned %s to color %d", color->details->chosen_node->details->uname, color->id); } slist_iter( rsc, resource_t, color->details->allocated_resources, lpc2, slist_iter( constraint, rsc_colocation_t, rsc->rsc_cons, lpc, rsc->fns->rsc_colocation_lh(constraint); ); ); ); crm_debug_3("done"); return TRUE; } /* * Attach nodes to the actions that need to be taken * * Mark actions XML_LRM_ATTR_OPTIONAL if possible (Ie. if the start and stop are * for the same node) * * Mark unrunnable actions */ gboolean stage5(pe_working_set_t *data_set) { crm_debug_3("Creating actions and internal ording constraints"); slist_iter( rsc, resource_t, data_set->resources, lpc, rsc->fns->create_actions(rsc, data_set); rsc->fns->internal_constraints(rsc, data_set); ); return TRUE; } /* * Create dependacies for stonith and shutdown operations */ gboolean stage6(pe_working_set_t *data_set) { action_t *down_op = NULL; action_t *stonith_op = NULL; crm_debug_3("Processing fencing and shutdown cases"); slist_iter( node, node_t, data_set->nodes, lpc, if(node->details->online && node->details->shutdown) { crm_info("Scheduling Node %s for shutdown", node->details->uname); down_op = custom_action( NULL, crm_strdup(CRM_OP_SHUTDOWN), - CRM_OP_SHUTDOWN, node, data_set); + CRM_OP_SHUTDOWN, node, FALSE, data_set); down_op->runnable = TRUE; shutdown_constraints( node, down_op, data_set); } if(node->details->unclean && data_set->stonith_enabled == FALSE) { pe_err("Node %s is unclean!", node->details->uname); pe_warn("YOUR RESOURCES ARE NOW LIKELY COMPROMISED"); pe_warn("ENABLE STONITH TO KEEP YOUR RESOURCES SAFE"); } else if(node->details->unclean && data_set->stonith_enabled && (data_set->have_quorum || data_set->no_quorum_policy == no_quorum_ignore)) { pe_warn("Scheduling Node %s for STONITH", node->details->uname); stonith_op = custom_action( NULL, crm_strdup(CRM_OP_FENCE), - CRM_OP_FENCE, node, data_set); + CRM_OP_FENCE, node, FALSE, data_set); stonith_op->runnable = TRUE; add_hash_param( stonith_op->extra, XML_LRM_ATTR_TARGET, node->details->uname); add_hash_param( stonith_op->extra, XML_LRM_ATTR_TARGET_UUID, node->details->id); if(down_op != NULL) { down_op->failure_is_fatal = FALSE; } } if(node->details->unclean) { stonith_constraints( node, stonith_op, down_op, data_set); } ); return TRUE; } /* * Determin the sets of independant actions and the correct order for the * actions in each set. * * Mark dependencies of un-runnable actions un-runnable * */ gboolean stage7(pe_working_set_t *data_set) { crm_debug_3("Applying ordering constraints"); slist_iter( order, order_constraint_t, data_set->ordering_constraints, lpc, /* try rsc_action-to-rsc_action */ resource_t *rsc = order->lh_rsc; if(rsc == NULL && order->lh_action) { rsc = order->lh_action->rsc; } if(rsc != NULL) { rsc->fns->rsc_order_lh(rsc, order); continue; } /* try action-to-rsc_action */ /* que off the rh resource */ rsc = order->rh_rsc; if(rsc == NULL && order->rh_action) { rsc = order->rh_action->rsc; } if(rsc != NULL) { rsc->fns->rsc_order_rh(order->lh_action, rsc, order); } else { /* fall back to action-to-action */ order_actions( order->lh_action, order->rh_action, order); } ); update_action_states(data_set->actions); return TRUE; } static int transition_id = -1; /* * Create a dependency graph to send to the transitioner (via the CRMd) */ gboolean stage8(pe_working_set_t *data_set) { char *transition_id_s = NULL; transition_id++; transition_id_s = crm_itoa(transition_id); crm_info("Creating transition graph %d.", transition_id); data_set->graph = create_xml_node(NULL, XML_TAG_GRAPH); crm_xml_add(data_set->graph, "global_timeout", transition_timeout); crm_xml_add(data_set->graph, "transition_id", transition_id_s); crm_free(transition_id_s); /* errors... slist_iter(action, action_t, action_list, lpc, if(action->optional == FALSE && action->runnable == FALSE) { print_action("Ignoring", action, TRUE); } ); */ slist_iter( rsc, resource_t, data_set->resources, lpc, crm_debug_4("processing actions for rsc=%s", rsc->id); rsc->fns->expand(rsc, data_set); ); crm_log_xml_debug_3( data_set->graph, "created resource-driven action list"); /* catch any non-resource specific actions */ crm_debug_4("processing non-resource actions"); slist_iter( action, action_t, data_set->actions, lpc, graph_element_from_action(action, data_set); ); crm_log_xml_debug_3(data_set->graph, "created generic action list"); return TRUE; } gboolean choose_node_from_list(color_t *color) { /* 1. Sort by weight 2. color.chosen_node = the node (of those with the highest wieght) with the fewest resources 3. remove color.chosen_node from all other colors */ GListPtr nodes = color->details->candidate_nodes; node_t *chosen = NULL; crm_debug_4("Choosing node for color %d", color->id); color->details->candidate_nodes = g_list_sort(nodes, sort_node_weight); chosen = g_list_nth_data(color->details->candidate_nodes, 0); color->details->chosen_node = NULL; color->details->pending = FALSE; if(chosen == NULL) { crm_debug_2("Could not allocate a node for color %d", color->id); return FALSE; } else if(chosen->details->unclean || chosen->details->shutdown) { crm_debug_2("Even highest ranked node for color %d" " is unclean or shutting down", color->id); return FALSE; } else if(chosen->weight < 0) { crm_debug_2("Even highest ranked node for color %d, had weight %f", color->id, chosen->weight); return FALSE; } /* todo: update the old node for each resource to reflect its * new resource count */ chosen->details->num_resources += color->details->num_resources; color->details->chosen_node = node_copy(chosen); return TRUE; } diff --git a/crm/pengine/testcases/mon-rsc-3.xml b/crm/pengine/testcases/mon-rsc-3.xml index 0d02dd1469..94cf7171e5 100644 --- a/crm/pengine/testcases/mon-rsc-3.xml +++ b/crm/pengine/testcases/mon-rsc-3.xml @@ -1,34 +1,34 @@ - + diff --git a/crm/pengine/testcases/mon-rsc-4.xml b/crm/pengine/testcases/mon-rsc-4.xml index 25fffe1953..3d19574db1 100644 --- a/crm/pengine/testcases/mon-rsc-4.xml +++ b/crm/pengine/testcases/mon-rsc-4.xml @@ -1,33 +1,33 @@ - + diff --git a/crm/pengine/testcases/rec-node-10.xml b/crm/pengine/testcases/rec-node-10.xml index 373476b512..721f803223 100644 --- a/crm/pengine/testcases/rec-node-10.xml +++ b/crm/pengine/testcases/rec-node-10.xml @@ -1,34 +1,34 @@ - + - + diff --git a/crm/pengine/testcases/rec-node-3.xml b/crm/pengine/testcases/rec-node-3.xml index 5dc3f4c2b4..f15d835712 100644 --- a/crm/pengine/testcases/rec-node-3.xml +++ b/crm/pengine/testcases/rec-node-3.xml @@ -1,34 +1,34 @@ - + - + diff --git a/crm/pengine/testcases/rec-node-4.xml b/crm/pengine/testcases/rec-node-4.xml index 18f0658fbf..a8305880ce 100644 --- a/crm/pengine/testcases/rec-node-4.xml +++ b/crm/pengine/testcases/rec-node-4.xml @@ -1,34 +1,34 @@ - + - + diff --git a/crm/pengine/testcases/rec-node-5.xml b/crm/pengine/testcases/rec-node-5.xml index 305ad31d69..3e19d28682 100644 --- a/crm/pengine/testcases/rec-node-5.xml +++ b/crm/pengine/testcases/rec-node-5.xml @@ -1,34 +1,34 @@ - + - + diff --git a/crm/pengine/testcases/rec-node-6.xml b/crm/pengine/testcases/rec-node-6.xml index 054be9afa7..efdd9db10f 100644 --- a/crm/pengine/testcases/rec-node-6.xml +++ b/crm/pengine/testcases/rec-node-6.xml @@ -1,34 +1,34 @@ - + - + diff --git a/crm/pengine/testcases/rec-node-7.xml b/crm/pengine/testcases/rec-node-7.xml index 18f0658fbf..a8305880ce 100644 --- a/crm/pengine/testcases/rec-node-7.xml +++ b/crm/pengine/testcases/rec-node-7.xml @@ -1,34 +1,34 @@ - + - + diff --git a/crm/pengine/testcases/rec-node-8.xml b/crm/pengine/testcases/rec-node-8.xml index cac5532866..3038aa70ff 100644 --- a/crm/pengine/testcases/rec-node-8.xml +++ b/crm/pengine/testcases/rec-node-8.xml @@ -1,35 +1,35 @@ - + - + diff --git a/crm/pengine/testcases/rec-node-9.xml b/crm/pengine/testcases/rec-node-9.xml index 2a20e078ae..d683769d2e 100644 --- a/crm/pengine/testcases/rec-node-9.xml +++ b/crm/pengine/testcases/rec-node-9.xml @@ -1,34 +1,34 @@ - + - + diff --git a/crm/pengine/testcases/rec-rsc-0.exp b/crm/pengine/testcases/rec-rsc-0.exp index ae8025b6f9..95fb60d4ca 100644 --- a/crm/pengine/testcases/rec-rsc-0.exp +++ b/crm/pengine/testcases/rec-rsc-0.exp @@ -1,21 +1,21 @@ - + - + diff --git a/crm/pengine/testcases/rec-rsc-0.xml b/crm/pengine/testcases/rec-rsc-0.xml index 79ef28c20e..6c26576eaf 100644 --- a/crm/pengine/testcases/rec-rsc-0.xml +++ b/crm/pengine/testcases/rec-rsc-0.xml @@ -1,38 +1,38 @@ - + - + diff --git a/crm/pengine/testcases/rec-rsc-1.exp b/crm/pengine/testcases/rec-rsc-1.exp index c78f1b50bc..e4a56ef0fa 100644 --- a/crm/pengine/testcases/rec-rsc-1.exp +++ b/crm/pengine/testcases/rec-rsc-1.exp @@ -1,25 +1,25 @@ - + - + + + + + - + - - - - - + diff --git a/crm/pengine/testcases/rec-rsc-1.xml b/crm/pengine/testcases/rec-rsc-1.xml index f5323d7a00..aef0b4361f 100644 --- a/crm/pengine/testcases/rec-rsc-1.xml +++ b/crm/pengine/testcases/rec-rsc-1.xml @@ -1,30 +1,30 @@ - + diff --git a/crm/pengine/testcases/rec-rsc-2.exp b/crm/pengine/testcases/rec-rsc-2.exp index 970f5a6107..a2e0e6ab77 100644 --- a/crm/pengine/testcases/rec-rsc-2.exp +++ b/crm/pengine/testcases/rec-rsc-2.exp @@ -1,25 +1,25 @@ - + - + - + diff --git a/crm/pengine/testcases/rec-rsc-2.xml b/crm/pengine/testcases/rec-rsc-2.xml index 5280b3c221..f59f82a97b 100644 --- a/crm/pengine/testcases/rec-rsc-2.xml +++ b/crm/pengine/testcases/rec-rsc-2.xml @@ -1,30 +1,30 @@ - + diff --git a/crm/pengine/testcases/rec-rsc-3.exp b/crm/pengine/testcases/rec-rsc-3.exp index b975787178..a6e655cc4d 100644 --- a/crm/pengine/testcases/rec-rsc-3.exp +++ b/crm/pengine/testcases/rec-rsc-3.exp @@ -1,12 +1,12 @@ - + diff --git a/crm/pengine/testcases/rec-rsc-3.xml b/crm/pengine/testcases/rec-rsc-3.xml index 43f4c56884..0809630e6a 100644 --- a/crm/pengine/testcases/rec-rsc-3.xml +++ b/crm/pengine/testcases/rec-rsc-3.xml @@ -1,29 +1,29 @@ - + diff --git a/crm/pengine/testcases/rec-rsc-4.xml b/crm/pengine/testcases/rec-rsc-4.xml index 82b38d88c9..c686d83eb4 100644 --- a/crm/pengine/testcases/rec-rsc-4.xml +++ b/crm/pengine/testcases/rec-rsc-4.xml @@ -1,29 +1,29 @@ - + diff --git a/crm/pengine/testcases/rec-rsc-5.xml b/crm/pengine/testcases/rec-rsc-5.xml index 72f31be938..c8e401cb85 100644 --- a/crm/pengine/testcases/rec-rsc-5.xml +++ b/crm/pengine/testcases/rec-rsc-5.xml @@ -1,34 +1,34 @@ - + - + diff --git a/crm/pengine/testcases/rsc_dep9.xml b/crm/pengine/testcases/rsc_dep9.xml index 9d2e1dd9ce..5e36c12818 100644 --- a/crm/pengine/testcases/rsc_dep9.xml +++ b/crm/pengine/testcases/rsc_dep9.xml @@ -1,76 +1,76 @@ - + - + diff --git a/crm/pengine/testcases/rsc_location1.xml b/crm/pengine/testcases/rsc_location1.xml index cea946ab46..98c0a0e750 100644 --- a/crm/pengine/testcases/rsc_location1.xml +++ b/crm/pengine/testcases/rsc_location1.xml @@ -1,49 +1,49 @@ - + - + diff --git a/crm/pengine/testcases/rsc_location2.xml b/crm/pengine/testcases/rsc_location2.xml index 76f9158fa8..279f142ca9 100644 --- a/crm/pengine/testcases/rsc_location2.xml +++ b/crm/pengine/testcases/rsc_location2.xml @@ -1,64 +1,64 @@ - + - + diff --git a/crm/pengine/testcases/rsc_location4.xml b/crm/pengine/testcases/rsc_location4.xml index ef5be4cd59..d987b1f125 100644 --- a/crm/pengine/testcases/rsc_location4.xml +++ b/crm/pengine/testcases/rsc_location4.xml @@ -1,60 +1,60 @@ - + diff --git a/crm/pengine/testcases/rsc_location5.xml b/crm/pengine/testcases/rsc_location5.xml index d50de5baf7..0d81e038b6 100644 --- a/crm/pengine/testcases/rsc_location5.xml +++ b/crm/pengine/testcases/rsc_location5.xml @@ -1,46 +1,46 @@ - + diff --git a/crm/pengine/testcases/simple13.xml b/crm/pengine/testcases/simple13.xml index ac51a13a76..558477eb75 100644 --- a/crm/pengine/testcases/simple13.xml +++ b/crm/pengine/testcases/simple13.xml @@ -1,35 +1,35 @@ - + - + diff --git a/crm/pengine/testcases/simple4.exp b/crm/pengine/testcases/simple4.exp index cfb33401ee..36246c8c80 100644 --- a/crm/pengine/testcases/simple4.exp +++ b/crm/pengine/testcases/simple4.exp @@ -1,12 +1,12 @@ - + diff --git a/crm/pengine/testcases/simple4.xml b/crm/pengine/testcases/simple4.xml index 1416bbfef1..4645614711 100644 --- a/crm/pengine/testcases/simple4.xml +++ b/crm/pengine/testcases/simple4.xml @@ -1,31 +1,31 @@ - + diff --git a/crm/pengine/testcases/simple5.xml b/crm/pengine/testcases/simple5.xml index 9ae27a4730..53fd5bf34d 100644 --- a/crm/pengine/testcases/simple5.xml +++ b/crm/pengine/testcases/simple5.xml @@ -1,30 +1,30 @@ - + diff --git a/crm/pengine/unpack.c b/crm/pengine/unpack.c index 32084e37b4..d2046b4e64 100644 --- a/crm/pengine/unpack.c +++ b/crm/pengine/unpack.c @@ -1,1227 +1,1225 @@ -/* $Id: unpack.c,v 1.97 2005/06/13 12:35:53 andrew Exp $ */ +/* $Id: unpack.c,v 1.98 2005/06/16 12:36:23 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 #include #include /* for ONLINESTATUS */ #include #include #include gint sort_op_by_callid(gconstpointer a, gconstpointer b); gboolean unpack_rsc_to_attr(crm_data_t *xml_obj, pe_working_set_t *data_set); gboolean unpack_rsc_to_node(crm_data_t *xml_obj, pe_working_set_t *data_set); gboolean unpack_rsc_order(crm_data_t *xml_obj, pe_working_set_t *data_set); gboolean unpack_rsc_colocation(crm_data_t *xml_obj, pe_working_set_t *data_set); gboolean unpack_rsc_location(crm_data_t *xml_obj, pe_working_set_t *data_set); gboolean unpack_lrm_rsc_state( node_t *node, crm_data_t * lrm_state, pe_working_set_t *data_set); gboolean add_node_attrs(crm_data_t * attrs, node_t *node, const char *dc_uuid); -gboolean unpack_rsc_op(resource_t *rsc, node_t *node, crm_data_t *xml_op, - gboolean *running, gboolean *failed, int *max_call_id, - pe_working_set_t *data_set); +gboolean unpack_rsc_op( + resource_t *rsc, node_t *node, crm_data_t *xml_op, + gboolean *running, int *max_call_id, pe_working_set_t *data_set); gboolean determine_online_status( crm_data_t * node_state, node_t *this_node, pe_working_set_t *data_set); gboolean rsc_colocation_new( const char *id, enum con_strength strength, resource_t *rsc_lh, resource_t *rsc_rh); gboolean create_ordering( const char *id, enum con_strength strength, resource_t *rsc_lh, resource_t *rsc_rh, pe_working_set_t *data_set); rsc_to_node_t *rsc2node_new( const char *id, resource_t *rsc, double weight, gboolean can_run, node_t *node, pe_working_set_t *data_set); const char *param_value(crm_data_t * parent, const char *name); gboolean unpack_config(crm_data_t * config, pe_working_set_t *data_set) { const char *value = NULL; value = param_value(config, "transition_timeout"); if(value != NULL) { long tmp = crm_get_msec(value); if(tmp > 0) { transition_timeout = value; } else { crm_err("Invalid value for %s: %s", "transition_timeout", value); } } crm_debug_4("%s set to: %s", "transition_timeout", transition_timeout); value = param_value(config, "default_resource_stickiness"); data_set->default_resource_stickiness = crm_atoi(value, "0"); switch (data_set->no_quorum_policy) { case no_quorum_freeze: crm_info("On loss of CCM Quorum: Freeze resources"); break; case no_quorum_stop: crm_info("On loss of CCM Quorum: Stop ALL resources"); break; case no_quorum_ignore: crm_warn("On loss of CCM Quorum: Ignore"); break; } value = param_value(config, "stonith_enabled"); if(value != NULL) { crm_str_to_boolean(value, &data_set->stonith_enabled); } crm_info("STONITH of failed nodes is %s", data_set->stonith_enabled?"enabled":"disabled"); value = param_value(config, "symmetric_cluster"); if(value != NULL) { crm_str_to_boolean(value, &data_set->symmetric_cluster); } if(data_set->symmetric_cluster) { crm_info("Cluster is symmetric" " - resources can run anywhere by default"); } value = param_value(config, "no_quorum_policy"); if(safe_str_eq(value, "ignore")) { data_set->no_quorum_policy = no_quorum_ignore; } else if(safe_str_eq(value, "freeze")) { data_set->no_quorum_policy = no_quorum_freeze; } else { data_set->no_quorum_policy = no_quorum_stop; } switch (data_set->no_quorum_policy) { case no_quorum_freeze: crm_info("On loss of CCM Quorum: Freeze resources"); break; case no_quorum_stop: crm_info("On loss of CCM Quorum: Stop ALL resources"); break; case no_quorum_ignore: crm_warn("On loss of CCM Quorum: Ignore"); break; } return TRUE; } const char * param_value(crm_data_t * parent, const char *name) { crm_data_t * a_default = NULL; if(parent != NULL) { a_default = find_entity(parent, XML_CIB_TAG_NVPAIR, name); } if(a_default == NULL) { crm_warn("Option %s not set", name); return NULL; } return crm_element_value(a_default, XML_NVPAIR_ATTR_VALUE); } gboolean unpack_nodes(crm_data_t * xml_nodes, pe_working_set_t *data_set) { node_t *new_node = NULL; crm_data_t * attrs = NULL; const char *id = NULL; const char *uname = NULL; const char *type = NULL; crm_debug("Begining unpack... %s", xml_nodes?crm_element_name(xml_nodes):""); xml_child_iter( xml_nodes, xml_obj, XML_CIB_TAG_NODE, new_node = NULL; id = crm_element_value(xml_obj, XML_ATTR_ID); uname = crm_element_value(xml_obj, XML_ATTR_UNAME); type = crm_element_value(xml_obj, XML_ATTR_TYPE); crm_debug_3("Processing node %s/%s", uname, id); attrs = find_xml_node(xml_obj, "attributes", FALSE); if(id == NULL) { pe_err("Must specify id tag in "); continue; } if(type == NULL) { pe_err("Must specify type tag in "); continue; } crm_malloc0(new_node, sizeof(node_t)); if(new_node == NULL) { return FALSE; } new_node->weight = 0; new_node->fixed = FALSE; crm_malloc0(new_node->details, sizeof(struct node_shared_s)); if(new_node->details == NULL) { crm_free(new_node); return FALSE; } crm_debug_3("Creaing node for entry %s/%s", uname, id); new_node->details->id = id; new_node->details->uname = uname; new_node->details->type = node_ping; new_node->details->online = FALSE; new_node->details->shutdown = FALSE; new_node->details->running_rsc = NULL; new_node->details->attrs = g_hash_table_new_full( g_str_hash, g_str_equal, g_hash_destroy_str, g_hash_destroy_str); if(data_set->have_quorum == FALSE && data_set->no_quorum_policy == no_quorum_stop) { /* start shutting resources down */ new_node->weight = -INFINITY; } if(data_set->stonith_enabled) { /* all nodes are unclean until we've seen their * status entry */ new_node->details->unclean = TRUE; } else { /* blind faith... */ new_node->details->unclean = FALSE; } if(safe_str_eq(type, "member")) { new_node->details->type = node_member; } add_node_attrs(xml_obj, new_node, data_set->dc_uuid); if(crm_is_true(g_hash_table_lookup( new_node->details->attrs, "standby"))) { crm_info("Node %s is in standby-mode", new_node->details->uname); new_node->weight = -INFINITY; } data_set->nodes = g_list_append(data_set->nodes, new_node); crm_debug_3("Done with node %s", crm_element_value(xml_obj, XML_ATTR_UNAME)); crm_action_debug_3(print_node("Added", new_node, FALSE)); ); data_set->nodes = g_list_sort(data_set->nodes, sort_node_weight); return TRUE; } gboolean unpack_resources(crm_data_t * xml_resources, pe_working_set_t *data_set) { crm_debug("Begining unpack... %s", xml_resources?crm_element_name(xml_resources):""); xml_child_iter( xml_resources, xml_obj, NULL, resource_t *new_rsc = NULL; if(common_unpack(xml_obj, &new_rsc, data_set)) { data_set->resources = g_list_append( data_set->resources, new_rsc); crm_action_debug_3( print_resource("Added", new_rsc, FALSE)); if(data_set->symmetric_cluster) { rsc_to_node_t *new_con = rsc2node_new( "symmetric_default", new_rsc, 0, TRUE, NULL, data_set); new_con->node_list_rh = node_list_dup( data_set->nodes, FALSE); } } else { pe_err("Failed unpacking %s %s", crm_element_name(xml_obj), crm_element_value(xml_obj, XML_ATTR_ID)); } ); data_set->resources = g_list_sort( data_set->resources, sort_rsc_priority); return TRUE; } gboolean unpack_constraints(crm_data_t * xml_constraints, pe_working_set_t *data_set) { crm_debug("Begining unpack... %s", xml_constraints?crm_element_name(xml_constraints):""); xml_child_iter( xml_constraints, xml_obj, NULL, const char *id = crm_element_value(xml_obj, XML_ATTR_ID); if(id == NULL) { pe_err("Constraint <%s...> must have an id", crm_element_name(xml_obj)); continue; } crm_debug_3("Processing constraint %s %s", crm_element_name(xml_obj),id); if(safe_str_eq(XML_CONS_TAG_RSC_ORDER, crm_element_name(xml_obj))) { unpack_rsc_order(xml_obj, data_set); } else if(safe_str_eq(XML_CONS_TAG_RSC_DEPEND, crm_element_name(xml_obj))) { unpack_rsc_colocation(xml_obj, data_set); } else if(safe_str_eq(XML_CONS_TAG_RSC_LOCATION, crm_element_name(xml_obj))) { unpack_rsc_location(xml_obj, data_set); } else { pe_err("Unsupported constraint type: %s", crm_element_name(xml_obj)); } ); return TRUE; } rsc_to_node_t * rsc2node_new(const char *id, resource_t *rsc, double weight, gboolean can, node_t *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->weight = weight; if(node != NULL) { node_t *copy = node_copy(node); new_con->node_list_rh = g_list_append(NULL, copy); } data_set->placement_constraints = g_list_append( data_set->placement_constraints, new_con); } return new_con; } /* remove nodes that are down, stopping */ /* create +ve rsc_to_node constraints between resources and the nodes they are running on */ /* anything else? */ gboolean unpack_status(crm_data_t * status, pe_working_set_t *data_set) { const char *uname = NULL; crm_data_t * lrm_rsc = NULL; crm_data_t * lrm_agents = NULL; crm_data_t * attrs = NULL; node_t *this_node = NULL; crm_debug_3("Begining unpack"); xml_child_iter( status, node_state, XML_CIB_TAG_STATE, /* id = crm_element_value(node_state, XML_ATTR_ID); */ uname = crm_element_value(node_state, XML_ATTR_UNAME); attrs = find_xml_node(node_state, XML_LRM_TAG_ATTRIBUTES,FALSE); lrm_rsc = find_xml_node(node_state, XML_CIB_TAG_LRM, FALSE); lrm_agents = find_xml_node(lrm_rsc, XML_LRM_TAG_AGENTS, FALSE); lrm_rsc = find_xml_node(lrm_rsc, XML_LRM_TAG_RESOURCES, FALSE); crm_debug_3("Processing node %s", uname); this_node = pe_find_node(data_set->nodes, uname); if(uname == NULL) { /* error */ continue; } else if(this_node == NULL) { pe_warn("Node %s in status section no longer exists", uname); continue; } /* Mark the node as provisionally clean * - at least we have seen it in the current cluster's lifetime */ this_node->details->unclean = FALSE; crm_debug_3("Adding runtime node attrs"); add_node_attrs(node_state, this_node, data_set->dc_uuid); crm_debug_3("determining node state"); determine_online_status(node_state, this_node, data_set); if(this_node->details->online || data_set->stonith_enabled) { /* offline nodes run no resources... * unless stonith is enabled in which case we need to * make sure rsc start events happen after the stonith */ crm_debug_3("Processing lrm resource entries"); unpack_lrm_rsc_state(this_node, lrm_rsc, data_set); } ); return TRUE; } gboolean determine_online_status( crm_data_t * node_state, node_t *this_node, pe_working_set_t *data_set) { gboolean online = FALSE; const char *uname = crm_element_value(node_state,XML_ATTR_UNAME); const char *exp_state = crm_element_value(node_state, XML_CIB_ATTR_EXPSTATE); const char *join_state = crm_element_value(node_state, XML_CIB_ATTR_JOINSTATE); const char *crm_state = crm_element_value(node_state, XML_CIB_ATTR_CRMDSTATE); const char *ccm_state = crm_element_value(node_state, XML_CIB_ATTR_INCCM); const char *ha_state = crm_element_value(node_state, XML_CIB_ATTR_HASTATE); const char *shutdown = crm_element_value(node_state, XML_CIB_ATTR_SHUTDOWN); if(this_node == NULL) { return online; } if(shutdown != NULL) { this_node->details->shutdown = TRUE; } if(safe_str_eq(join_state, CRMD_JOINSTATE_MEMBER)) { this_node->details->expected_up = TRUE; } if(data_set->stonith_enabled == FALSE) { if(!crm_is_true(ccm_state) || safe_str_eq(ha_state,DEADSTATUS)){ crm_debug_2("Node is down: ha_state=%s, ccm_state=%s", crm_str(ha_state), crm_str(ccm_state)); } else if(!crm_is_true(ccm_state) || safe_str_eq(ha_state, DEADSTATUS)) { } else if(safe_str_neq(join_state, CRMD_JOINSTATE_DOWN) && safe_str_eq(crm_state, ONLINESTATUS)) { online = TRUE; } else if(this_node->details->expected_up == FALSE) { crm_debug_2("CRMd is down: ha_state=%s, ccm_state=%s", crm_str(ha_state), crm_str(ccm_state)); crm_debug_2("\tcrm_state=%s, join_state=%s, expected=%s", crm_str(crm_state), crm_str(join_state), crm_str(exp_state)); } else { /* mark it unclean */ this_node->details->unclean = TRUE; pe_err("Node %s is partially & un-expectedly down", uname); crm_debug_2("\tcrm_state=%s, join_state=%s, expected=%s", crm_str(crm_state), crm_str(join_state), crm_str(exp_state)); } } else { if(crm_is_true(ccm_state) && (ha_state == NULL || safe_str_eq(ha_state, ACTIVESTATUS)) && safe_str_eq(crm_state, ONLINESTATUS) && safe_str_neq(join_state, CRMD_JOINSTATE_DOWN)) { online = TRUE; } else if(this_node->details->expected_up == FALSE) { crm_debug_2("CRMd on %s is down: ha_state=%s, ccm_state=%s", uname, crm_str(ha_state), crm_str(ccm_state)); crm_debug_2("\tcrm_state=%s, join_state=%s, expected=%s", crm_str(crm_state), crm_str(join_state), crm_str(exp_state)); } else { /* mark it unclean */ this_node->details->unclean = TRUE; pe_err("Node %s is un-expectedly down", uname); crm_debug_2("\tha_state=%s, ccm_state=%s", crm_str(ha_state), crm_str(ccm_state)); crm_debug_2("\tcrm_state=%s, join_state=%s, expected=%s", crm_str(crm_state), crm_str(join_state), crm_str(exp_state)); } } if(online) { crm_debug_2("Node %s is online", uname); this_node->details->online = TRUE; } else { /* remove node from contention */ crm_debug_2("Node %s is down", uname); this_node->weight = -INFINITY; this_node->fixed = TRUE; } if(this_node->details->unclean) { pe_warn("Node %s is unclean", uname); } if(this_node->details->shutdown) { /* dont run resources here */ this_node->weight = -INFINITY; this_node->fixed = TRUE; crm_debug_2("Node %s is due for shutdown", uname); } return online; } gboolean unpack_lrm_rsc_state(node_t *node, crm_data_t * lrm_rsc_list, pe_working_set_t *data_set) { const char *rsc_id = NULL; const char *node_id = node->details->uname; const char *rsc_state = NULL; int max_call_id = -1; - gboolean failed = FALSE; gboolean running = FALSE; resource_t *rsc = NULL; GListPtr op_list = NULL; GListPtr sorted_op_list = NULL; CRM_DEV_ASSERT(node != NULL); if(crm_assert_failed) { return FALSE; } xml_child_iter( lrm_rsc_list, rsc_entry, XML_LRM_TAG_RESOURCE, rsc_id = crm_element_value(rsc_entry, XML_ATTR_ID); rsc_state = crm_element_value(rsc_entry, XML_LRM_ATTR_RSCSTATE); rsc = pe_find_resource(data_set->resources, rsc_id); crm_debug_3("[%s] Processing %s on %s (%s)", crm_element_name(rsc_entry), rsc_id, node_id, rsc_state); if(rsc == NULL) { pe_err("Could not find a match for resource" " %s in %s's status section", rsc_id, node_id); crm_log_xml_debug(rsc_entry, "Invalid status entry"); continue; } - failed = FALSE; running = FALSE; max_call_id = -1; op_list = NULL; sorted_op_list = NULL; xml_child_iter( rsc_entry, rsc_op, XML_LRM_TAG_RSC_OP, op_list = g_list_append(op_list, rsc_op); ); if(op_list == NULL) { continue; } sorted_op_list = g_list_sort(op_list, sort_op_by_callid); slist_iter( rsc_op, crm_data_t, sorted_op_list, lpc, unpack_rsc_op(rsc, node, rsc_op, - &running, &failed, &max_call_id, - data_set); + &running, &max_call_id, data_set); ); /* no need to free the contents */ g_list_free(sorted_op_list); if(running) { native_add_running(rsc, node); - if(failed) { - action_t *stop = stop_action(rsc, node); - stop->optional = FALSE; - rsc->recover = TRUE; - } } ); return TRUE; } gint sort_op_by_callid(gconstpointer a, gconstpointer b) { const char *a_task_id = cl_get_string(a, XML_LRM_ATTR_CALLID); const char *b_task_id = cl_get_string(b, XML_LRM_ATTR_CALLID); /* if task id is NULL, then its a pending op * put pending ops last */ int a_id = -1; int b_id = -1; if(a_task_id == NULL && b_task_id == NULL) { return 0; } /* the reverse from normal so that NULLs appear last */ if(a_task_id == NULL) { return -1; } if(b_task_id == NULL) { return 1; } a_id = atoi(a_task_id); b_id = atoi(b_task_id); if(a_id < b_id) { return -1; } else if(a_id > b_id) { return 1; } return 0; } gboolean unpack_rsc_op(resource_t *rsc, node_t *node, crm_data_t *xml_op, - gboolean *running, gboolean *failed, int *max_call_id, - pe_working_set_t *data_set) + gboolean *running, int *max_call_id, pe_working_set_t *data_set) { + const char *id = NULL; const char *task = NULL; const char *task_id = NULL; const char *task_status = NULL; - int task_status_i = -2; int task_id_i = -1; + int task_status_i = -2; + action_t *action = NULL; + gboolean is_stop_action = FALSE; + CRM_DEV_ASSERT(rsc != NULL); if(crm_assert_failed) { return FALSE; } CRM_DEV_ASSERT(node != NULL); if(crm_assert_failed) { return FALSE; } CRM_DEV_ASSERT(xml_op != NULL); if(crm_assert_failed) { return FALSE; } + id = ID(xml_op); task = crm_element_value(xml_op, XML_LRM_ATTR_TASK); task_id = crm_element_value(xml_op, XML_LRM_ATTR_CALLID); task_status = crm_element_value(xml_op, XML_LRM_ATTR_OPSTATUS); + CRM_DEV_ASSERT(id != NULL); + if(crm_assert_failed) { return FALSE; } CRM_DEV_ASSERT(task != NULL); if(crm_assert_failed) { return FALSE; } CRM_DEV_ASSERT(task_status != NULL); if(crm_assert_failed) { return FALSE; } task_status_i = atoi(task_status); CRM_DEV_ASSERT(task_status_i <= LRM_OP_ERROR); if(crm_assert_failed) {return FALSE;} CRM_DEV_ASSERT(task_status_i >= LRM_OP_PENDING); if(crm_assert_failed) {return FALSE;} + if(safe_str_eq(task, CRMD_ACTION_STOP)) { + is_stop_action = TRUE; + } + if(task_status_i != LRM_OP_PENDING) { task_id_i = crm_atoi(task_id, "-1"); CRM_DEV_ASSERT(task_id != NULL); if(crm_assert_failed) { return FALSE; } CRM_DEV_ASSERT(task_id_i >= 0); if(crm_assert_failed) { return FALSE; } if(task_id_i == *max_call_id) { crm_debug_2("Already processed this call"); return TRUE; } CRM_DEV_ASSERT(task_id_i > *max_call_id); if(crm_assert_failed) { return FALSE; } } if(*max_call_id < task_id_i) { *max_call_id = task_id_i; } if(node->details->unclean) { crm_debug_2("Node %s (where %s is running) is unclean." " Further action depends on the value of %s", node->details->uname, rsc->id, XML_RSC_ATTR_STOPFAIL); } switch(task_status_i) { case LRM_OP_PENDING: /* * TODO: this may need some more thought * Some cases: * - PE reinvoked with pending action that will succeed * - PE reinvoked with pending action that will fail * - After DC election * - After startup * * pending start - required start * pending stop - required stop * pending on unavailable node - stonith * * For now this should do */ - if(safe_str_eq(task, CRMD_ACTION_STOP)) { + if(is_stop_action) { /* re-issue the stop and return */ - stop_action(rsc, node); + stop_action(rsc, node, FALSE); *running = TRUE; rsc->recover = TRUE; } else if(safe_str_eq(task, CRMD_ACTION_START)) { rsc->start_pending = TRUE; *running = TRUE; /* make sure it is re-issued but, * only if we have quorum */ if(data_set->have_quorum == TRUE || data_set->no_quorum_policy == no_quorum_ignore){ /* do not specify the node, we may want * to start it elsewhere */ - start_action(rsc, NULL); + start_action(rsc, NULL, FALSE); } } else if(*running == TRUE) { crm_debug_4("Re-issuing pending recurring task:" " %s for %s on %s", task, rsc->id, node->details->id); + custom_action(rsc, crm_strdup(id), + task, node, FALSE, data_set); } break; case LRM_OP_DONE: crm_debug_3("%s/%s completed on %s", rsc->id, task, node->details->uname); - if(safe_str_eq(task, CRMD_ACTION_STOP)) { - *failed = FALSE; + if(is_stop_action) { *running = FALSE; } else if(safe_str_eq(task, CRMD_ACTION_START)) { crm_debug_3("%s active on %s", rsc->id, node->details->uname); *running = TRUE; - - } else if(*running) { - /* assume its a recurring action */ - action_t *mon = NULL; - const char *id = crm_element_value( - xml_op, XML_ATTR_ID); - - CRM_DEV_ASSERT(id != NULL); - if(crm_assert_failed) { break; } - - mon = custom_action(rsc, crm_strdup(id), - task, node, data_set); - - if(mon != NULL) { - mon->optional = TRUE; - } } break; case LRM_OP_ERROR: case LRM_OP_TIMEOUT: case LRM_OP_NOTSUPPORTED: + crm_debug_2("Processing failed op (%s) for %s on %s", + task, rsc->id, node->details->uname); + + action = custom_action( + rsc, crm_strdup(id), task, NULL, TRUE, data_set); + + if(action->on_fail == action_fail_nothing) { + /* pretend the op completed */ + if(is_stop_action) { + *running = FALSE; + } else { + *running = TRUE; + } + break; + } + if(task_status_i == LRM_OP_NOTSUPPORTED - || safe_str_eq(task, CRMD_ACTION_STOP) + || is_stop_action || safe_str_eq(task, CRMD_ACTION_START) ) { - pe_warn("Handling failed %s for %s on %s", + crm_warn("Handling failed %s for %s on %s", task, rsc->id, node->details->uname); rsc2node_new("dont_run__failed_stopstart", rsc, -INFINITY, FALSE, node, data_set); } - crm_debug_2("Processing last op (%s) for %s on %s", - task, rsc->id, node->details->uname); - - if(safe_str_neq(task, CRMD_ACTION_STOP)) { - *failed = TRUE; - *running = TRUE; - - } else if(rsc->stopfail_type == pesf_stonith) { + if(action->on_fail == action_fail_fence) { /* treat it as if it is still running * but also mark the node as unclean */ rsc->unclean = TRUE; node->details->unclean = TRUE; - *running = TRUE; - - } else if(rsc->stopfail_type == pesf_block) { + stop_action(rsc, node, FALSE); + *running = TRUE; + + } else if(action->on_fail == action_fail_block) { /* let this depend on the stop action * which will fail but make sure the * transition continues... */ - *running = TRUE; rsc->unclean = TRUE; - - } else { /* pretend the stop completed */ - *running = FALSE; - } + *running = TRUE; + + } else if(action->on_fail == action_fail_stop) { + *running = TRUE; + stop_action(rsc, node, FALSE); + } break; case LRM_OP_CANCELLED: /* do nothing?? */ pe_err("Dont know what to do for cancelled ops yet"); break; } return TRUE; } gboolean rsc_colocation_new(const char *id, enum con_strength strength, resource_t *rsc_lh, resource_t *rsc_rh) { rsc_colocation_t *new_con = NULL; rsc_colocation_t *inverted_con = NULL; if(rsc_lh == NULL || rsc_rh == NULL){ /* error */ return FALSE; } crm_malloc0(new_con, sizeof(rsc_colocation_t)); if(new_con == NULL) { return FALSE; } new_con->id = id; new_con->rsc_lh = rsc_lh; new_con->rsc_rh = rsc_rh; new_con->strength = strength; inverted_con = invert_constraint(new_con); crm_debug_4("Adding constraint %s (%p) to %s", new_con->id, new_con, rsc_lh->id); rsc_lh->rsc_cons = g_list_insert_sorted( rsc_lh->rsc_cons, new_con, sort_cons_strength); crm_debug_4("Adding constraint %s (%p) to %s", inverted_con->id, inverted_con, rsc_rh->id); rsc_rh->rsc_cons = g_list_insert_sorted( rsc_rh->rsc_cons, inverted_con, sort_cons_strength); return TRUE; } /* LHS before RHS */ gboolean custom_action_order( resource_t *lh_rsc, char *lh_action_task, action_t *lh_action, resource_t *rh_rsc, char *rh_action_task, action_t *rh_action, enum pe_ordering type, pe_working_set_t *data_set) { order_constraint_t *order = NULL; if((lh_action == NULL && lh_rsc == NULL) || (rh_action == NULL && rh_rsc == NULL)){ pe_err("Invalid inputs lh_rsc=%p, lh_a=%p," " rh_rsc=%p, rh_a=%p", lh_rsc, lh_action, rh_rsc, rh_action); crm_free(lh_action_task); crm_free(rh_action_task); return FALSE; } crm_malloc0(order, sizeof(order_constraint_t)); if(order == NULL) { return FALSE; } order->id = data_set->order_id++; order->type = type; order->lh_rsc = lh_rsc; order->rh_rsc = rh_rsc; order->lh_action = lh_action; order->rh_action = rh_action; order->lh_action_task = lh_action_task; order->rh_action_task = rh_action_task; data_set->ordering_constraints = g_list_append( data_set->ordering_constraints, order); if(lh_rsc != NULL && rh_rsc != NULL) { crm_debug_4("Created ordering constraint %d (%s):" " %s/%s before %s/%s", order->id, ordering_type2text(order->type), lh_rsc->id, lh_action_task, rh_rsc->id, rh_action_task); } else if(lh_rsc != NULL) { crm_debug_4("Created ordering constraint %d (%s):" " %s/%s before action %d (%s)", order->id, ordering_type2text(order->type), lh_rsc->id, lh_action_task, rh_action->id, rh_action_task); } else if(rh_rsc != NULL) { crm_debug_4("Created ordering constraint %d (%s):" " action %d (%s) before %s/%s", order->id, ordering_type2text(order->type), lh_action->id, lh_action_task, rh_rsc->id, rh_action_task); } else { crm_debug_4("Created ordering constraint %d (%s):" " action %d (%s) before action %d (%s)", order->id, ordering_type2text(order->type), lh_action->id, lh_action_task, rh_action->id, rh_action_task); } return TRUE; } gboolean unpack_rsc_colocation(crm_data_t * xml_obj, pe_working_set_t *data_set) { enum con_strength strength_e = pecs_ignore; const char *id = crm_element_value(xml_obj, XML_ATTR_ID); const char *id_rh = crm_element_value(xml_obj, XML_CONS_ATTR_TO); const char *id_lh = crm_element_value(xml_obj, XML_CONS_ATTR_FROM); const char *score = crm_element_value(xml_obj, XML_RULE_ATTR_SCORE); resource_t *rsc_lh = pe_find_resource(data_set->resources, id_lh); resource_t *rsc_rh = pe_find_resource(data_set->resources, id_rh); if(rsc_lh == NULL) { pe_err("No resource (con=%s, rsc=%s)", id, id_lh); return FALSE; } else if(rsc_rh == NULL) { pe_err("No resource (con=%s, rsc=%s)", id, id_rh); return FALSE; } /* the docs indicate that only +/- INFINITY are allowed, * but no-one ever reads the docs so all positive values will * count as "must" and negative values as "must not" */ if(score == NULL || score[0] != '-') { strength_e = pecs_must; } else { strength_e = pecs_must_not; } return rsc_colocation_new(id, strength_e, rsc_lh, rsc_rh); } gboolean unpack_rsc_order(crm_data_t * xml_obj, pe_working_set_t *data_set) { gboolean type_is_after = TRUE; gboolean action_is_start = TRUE; gboolean symmetrical_bool = TRUE; const char *id = crm_element_value(xml_obj, XML_ATTR_ID); const char *type = crm_element_value(xml_obj, XML_ATTR_TYPE); const char *id_rh = crm_element_value(xml_obj, XML_CONS_ATTR_TO); const char *id_lh = crm_element_value(xml_obj, XML_CONS_ATTR_FROM); const char *action = crm_element_value(xml_obj, XML_CONS_ATTR_ACTION); const char *symmetrical = crm_element_value( xml_obj, XML_CONS_ATTR_SYMMETRICAL); resource_t *rsc_lh = pe_find_resource(data_set->resources, id_lh); resource_t *rsc_rh = pe_find_resource(data_set->resources, id_rh); if(xml_obj == NULL) { pe_err("No constraint object to process."); return FALSE; } else if(id == NULL) { pe_err("%s constraint must have an id", crm_element_name(xml_obj)); return FALSE; } else if(rsc_lh == NULL || rsc_rh == NULL) { pe_err("Constraint %s needs two sides lh: %p rh: %p" " (NULL indicates missing side)", id, rsc_lh, rsc_rh); return FALSE; } crm_str_to_boolean(symmetrical, &symmetrical_bool); if(safe_str_eq(type, "before")) { type_is_after = FALSE; } if(safe_str_eq(action, task2text(stop_rsc))) { action_is_start = FALSE; } if((type_is_after && action_is_start) || (type_is_after == FALSE && action_is_start == FALSE)){ if(symmetrical_bool || action_is_start == FALSE) { if(rsc_lh->restart_type == pe_restart_restart){ order_stop_stop(rsc_lh, rsc_rh, pe_ordering_recover); } order_stop_stop(rsc_lh, rsc_rh, pe_ordering_optional); } if(symmetrical_bool || action_is_start) { if(rsc_lh->restart_type == pe_restart_restart){ order_start_start(rsc_rh, rsc_lh, pe_ordering_recover); } order_start_start(rsc_rh, rsc_lh, pe_ordering_optional); } } else { if(symmetrical_bool || action_is_start == FALSE) { if(rsc_rh->restart_type == pe_restart_restart){ order_stop_stop(rsc_rh, rsc_lh, pe_ordering_recover); } order_stop_stop(rsc_rh, rsc_lh, pe_ordering_optional); } if(symmetrical_bool || action_is_start) { if(rsc_rh->restart_type == pe_restart_restart){ order_start_start(rsc_lh, rsc_rh, pe_ordering_recover); } order_start_start(rsc_lh, rsc_rh, pe_ordering_optional); } } return TRUE; } gboolean add_node_attrs(crm_data_t *xml_obj, node_t *node, const char *dc_uuid) { g_hash_table_insert(node->details->attrs, crm_strdup("#"XML_ATTR_UNAME), crm_strdup(node->details->uname)); g_hash_table_insert(node->details->attrs, crm_strdup("#"XML_ATTR_ID), crm_strdup(node->details->id)); if(safe_str_eq(node->details->id, dc_uuid)) { node->details->is_dc = TRUE; g_hash_table_insert(node->details->attrs, crm_strdup("#"XML_ATTR_DC), crm_strdup(XML_BOOLEAN_TRUE)); } else { g_hash_table_insert(node->details->attrs, crm_strdup("#"XML_ATTR_DC), crm_strdup(XML_BOOLEAN_FALSE)); } unpack_instance_attributes(xml_obj, node->details->attrs); return TRUE; } gboolean unpack_rsc_location(crm_data_t * xml_obj, pe_working_set_t *data_set) { gboolean were_rules = FALSE; const char *id_lh = crm_element_value(xml_obj, "rsc"); const char *id = crm_element_value(xml_obj, XML_ATTR_ID); resource_t *rsc_lh = pe_find_resource(data_set->resources, id_lh); if(rsc_lh == NULL) { pe_warn("No resource (con=%s, rsc=%s)", id, id_lh); return FALSE; } xml_child_iter( xml_obj, rule, XML_TAG_RULE, gboolean first_expr = TRUE; gboolean can_run = FALSE; gboolean do_and = TRUE; gboolean rule_has_expressions; const char *rule_id = crm_element_value(rule, XML_ATTR_ID); const char *score = crm_element_value(rule, XML_RULE_ATTR_SCORE); const char *boolean = crm_element_value(rule, XML_RULE_ATTR_BOOLEAN_OP); GListPtr match_L = NULL; GListPtr old_list = NULL; float score_f = 0.0; rsc_to_node_t *new_con = NULL; were_rules = TRUE; if(score == NULL) { score_f = 0.0; } else if(safe_str_eq(score, MINUS_INFINITY_S)) { score_f = -INFINITY; } else if(safe_str_eq(score, INFINITY_S)) { score_f = INFINITY; } else { score_f = atof(score); } if(safe_str_eq(boolean, "or")) { do_and = FALSE; } if(score_f >= 0.0) { can_run = TRUE; } new_con = rsc2node_new(rule_id, rsc_lh, score_f, can_run, NULL, data_set); if(new_con == NULL) { continue; } crm_debug_5("processing rule: %s", crm_element_value(rule, XML_ATTR_ID)); rule_has_expressions = FALSE; xml_child_iter( rule, expr, XML_TAG_EXPRESSION, const char *attr = crm_element_value( expr, XML_EXPR_ATTR_ATTRIBUTE); const char *op = crm_element_value( expr, XML_EXPR_ATTR_OPERATION); const char *value = crm_element_value( expr, XML_EXPR_ATTR_VALUE); const char *type = crm_element_value( expr, XML_EXPR_ATTR_TYPE); rule_has_expressions = TRUE; crm_debug_5("processing expression: %s", crm_element_value(expr, XML_ATTR_ID)); match_L = apply_node_expression( attr, op, value, type, data_set->nodes); if(first_expr) { new_con->node_list_rh = node_list_dup( match_L, FALSE); first_expr = FALSE; continue; } old_list = new_con->node_list_rh; if(do_and) { crm_debug_5("do_and"); new_con->node_list_rh = node_list_and( old_list, match_L, FALSE); } else { crm_debug_5("do_or"); new_con->node_list_rh = node_list_or( old_list, match_L, FALSE); } pe_free_shallow_adv(match_L, FALSE); pe_free_shallow_adv(old_list, TRUE); ); if(rule_has_expressions == FALSE && data_set->symmetric_cluster == FALSE) { /* feels like a hack */ crm_debug_4("Rule %s had no expressions," " adding all nodes", crm_element_value(rule, XML_ATTR_ID)); new_con->node_list_rh = node_list_dup( data_set->nodes, FALSE); } if(new_con->node_list_rh == NULL) { crm_debug_2("No matching nodes for constraint/rule %s/%s", id, crm_element_value(rule, XML_ATTR_ID)); } crm_action_debug_3(print_rsc_to_node("Added", new_con, FALSE)); ); if(were_rules == FALSE) { crm_debug_2("no rules for constraint %s", id); } return TRUE; } diff --git a/crm/pengine/utils.c b/crm/pengine/utils.c index 18bf5de844..8948d134ae 100644 --- a/crm/pengine/utils.c +++ b/crm/pengine/utils.c @@ -1,1412 +1,1465 @@ -/* $Id: utils.c,v 1.86 2005/06/15 13:39:44 andrew Exp $ */ +/* $Id: utils.c,v 1.87 2005/06/16 12:36:23 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 #include #include void print_str_str(gpointer key, gpointer value, gpointer user_data); gboolean ghash_free_str_str(gpointer key, gpointer value, gpointer user_data); void unpack_operation( action_t *action, crm_data_t *xml_obj, pe_working_set_t* data_set); /* 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; crm_action_debug_3( print_rsc_colocation("Inverted constraint", inverted_con, FALSE)); return inverted_con; } /* are the contents of list1 and list2 equal * nodes with weight < 0 are ignored if filter == TRUE * * slow but linear * */ gboolean node_list_eq(GListPtr list1, GListPtr list2, gboolean filter) { node_t *other_node; GListPtr lhs = list1; GListPtr rhs = list2; slist_iter( node, node_t, lhs, lpc, if(node == NULL || (filter && node->weight < 0)) { continue; } other_node = (node_t*) pe_find_node(rhs, node->details->uname); if(other_node == NULL || other_node->weight < 0) { return FALSE; } ); lhs = list2; rhs = list1; slist_iter( node, node_t, lhs, lpc, if(node == NULL || (filter && node->weight < 0)) { continue; } other_node = (node_t*) pe_find_node(rhs, node->details->uname); if(other_node == NULL || other_node->weight < 0) { return FALSE; } ); return TRUE; } /* the intersection of list1 and list2 */ GListPtr node_list_and(GListPtr list1, GListPtr list2, gboolean filter) { GListPtr result = NULL; unsigned lpc = 0; for(lpc = 0; lpc < g_list_length(list1); lpc++) { node_t *node = (node_t*)g_list_nth_data(list1, lpc); node_t *other_node = pe_find_node(list2, node->details->uname); node_t *new_node = NULL; if(other_node != NULL) { new_node = node_copy(node); } if(new_node != NULL) { new_node->weight = merge_weights( new_node->weight, other_node->weight); if(filter && new_node->weight < 0) { crm_free(new_node); new_node = NULL; } } if(new_node != NULL) { result = g_list_append(result, new_node); } } return result; } /* list1 - list2 */ GListPtr node_list_minus(GListPtr list1, GListPtr list2, gboolean filter) { GListPtr result = NULL; slist_iter( node, node_t, list1, lpc, node_t *other_node = pe_find_node(list2, node->details->uname); node_t *new_node = NULL; if(node == NULL || other_node != NULL || (filter && node->weight < 0)) { continue; } new_node = node_copy(node); result = g_list_append(result, new_node); ); crm_debug_3("Minus result len: %d", g_list_length(result)); return result; } /* list1 + list2 - (intersection of list1 and list2) */ GListPtr node_list_xor(GListPtr list1, GListPtr list2, gboolean filter) { GListPtr result = NULL; slist_iter( node, node_t, list1, lpc, node_t *new_node = NULL; node_t *other_node = (node_t*) pe_find_node(list2, node->details->uname); if(node == NULL || other_node != NULL || (filter && node->weight < 0)) { continue; } new_node = node_copy(node); result = g_list_append(result, new_node); ); slist_iter( node, node_t, list2, lpc, node_t *new_node = NULL; node_t *other_node = (node_t*) pe_find_node(list1, node->details->uname); if(node == NULL || other_node != NULL || (filter && node->weight < 0)) { continue; } new_node = node_copy(node); result = g_list_append(result, new_node); ); crm_debug_3("Xor result len: %d", g_list_length(result)); return result; } GListPtr node_list_or(GListPtr list1, GListPtr list2, gboolean filter) { node_t *other_node = NULL; GListPtr result = NULL; gboolean needs_filter = FALSE; result = node_list_dup(list1, filter); slist_iter( node, node_t, list2, lpc, if(node == NULL) { continue; } other_node = (node_t*)pe_find_node( result, node->details->uname); if(other_node != NULL) { other_node->weight = merge_weights( other_node->weight, node->weight); if(filter && node->weight < 0) { needs_filter = TRUE; } } else if(filter == FALSE || node->weight >= 0) { node_t *new_node = node_copy(node); result = g_list_append(result, new_node); } ); /* not the neatest way, but the most expedient for now */ if(filter && needs_filter) { GListPtr old_result = result; result = node_list_dup(old_result, filter); pe_free_shallow_adv(old_result, TRUE); } return result; } GListPtr node_list_dup(GListPtr list1, gboolean filter) { GListPtr result = NULL; slist_iter( this_node, node_t, list1, lpc, node_t *new_node = NULL; if(filter && this_node->weight < 0) { continue; } new_node = node_copy(this_node); if(new_node != NULL) { result = g_list_append(result, new_node); } ); return result; } node_t * node_copy(node_t *this_node) { node_t *new_node = NULL; CRM_DEV_ASSERT(this_node != NULL); if(this_node == NULL) { pe_err("Failed copy of node."); return NULL; } crm_malloc0(new_node, sizeof(node_t)); CRM_DEV_ASSERT(new_node != NULL); if(new_node == NULL) { return NULL; } crm_debug_5("Copying %p (%s) to %p", this_node, this_node->details->uname, new_node); new_node->weight = this_node->weight; new_node->fixed = this_node->fixed; new_node->details = this_node->details; return new_node; } /* * 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); } crm_action_debug_3(print_color("Created color", new_color, TRUE)); CRM_DEV_ASSERT(data_set != NULL); if(crm_assert_failed == FALSE) { 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; } resource_t * pe_find_resource(GListPtr rsc_list, const char *id) { unsigned lpc = 0; resource_t *rsc = NULL; resource_t *child_rsc = NULL; crm_debug_4("Looking for %s in %d objects", id, g_list_length(rsc_list)); for(lpc = 0; lpc < g_list_length(rsc_list); lpc++) { rsc = g_list_nth_data(rsc_list, lpc); if(rsc != NULL && safe_str_eq(rsc->id, id)){ crm_debug_4("Found a match for %s", id); return rsc; } } for(lpc = 0; lpc < g_list_length(rsc_list); lpc++) { rsc = g_list_nth_data(rsc_list, lpc); child_rsc = rsc->fns->find_child(rsc, id); if(child_rsc != NULL) { crm_debug_4("Found a match for %s in %s", id, rsc->id); return child_rsc; } } /* error */ return NULL; } node_t * pe_find_node(GListPtr nodes, const char *uname) { unsigned lpc = 0; node_t *node = NULL; for(lpc = 0; lpc < g_list_length(nodes); lpc++) { node = g_list_nth_data(nodes, lpc); if(node != NULL && safe_str_eq(node->details->uname, uname)) { return node; } } /* error */ return NULL; } node_t * pe_find_node_id(GListPtr nodes, const char *id) { unsigned lpc = 0; node_t *node = NULL; for(lpc = 0; lpc < g_list_length(nodes); lpc++) { node = g_list_nth_data(nodes, lpc); if(safe_str_eq(node->details->id, id)) { return node; } } /* error */ return NULL; } 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_rsc_priority(gconstpointer a, gconstpointer b) { const resource_t *resource1 = (const resource_t*)a; const resource_t *resource2 = (const resource_t*)b; if(a == NULL && b == NULL) { return 0; } if(a == NULL) { return 1; } if(b == NULL) { return -1; } if(resource1->priority > resource2->priority) { return -1; } if(resource1->priority < resource2->priority) { return 1; } return 0; } /* lowest to highest */ gint sort_action_id(gconstpointer a, gconstpointer b) { const action_wrapper_t *action_wrapper2 = (const action_wrapper_t*)a; const action_wrapper_t *action_wrapper1 = (const action_wrapper_t*)b; if(a == NULL) { return 1; } if(b == NULL) { return -1; } if(action_wrapper1->action->id > action_wrapper2->action->id) { return -1; } if(action_wrapper1->action->id < action_wrapper2->action->id) { return 1; } return 0; } 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; } 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; } /* 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; float node1_weight = 0; float 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->shutdown) { node1_weight = -INFINITY; } if(node2->details->unclean || node2->details->shutdown) { node2_weight = -INFINITY; } if(node1_weight > node2_weight) { crm_debug_4("%s (%f) > %s (%f) : weight", node1->details->id, node1_weight, node2->details->id, node2_weight); return -1; } if(node1_weight < node2_weight) { crm_debug_4("%s (%f) < %s (%f) : weight", node1->details->id, node1_weight, node2->details->id, node2_weight); return 1; } /* now try to balance resources across the cluster */ if(node1->details->num_resources < node2->details->num_resources) { crm_debug_4("%s (%d) < %s (%d) : resources", node1->details->id, node1->details->num_resources, node2->details->id, node2->details->num_resources); return -1; } else if(node1->details->num_resources > node2->details->num_resources) { crm_debug_4("%s (%d) > %s (%d) : resources", node1->details->id, node1->details->num_resources, node2->details->id, node2->details->num_resources); return 1; } crm_debug_4("%s = %s", node1->details->id, node2->details->id); return 0; } action_t * custom_action(resource_t *rsc, char *key, const char *task, node_t *on_node, - pe_working_set_t *data_set) + gboolean optional, pe_working_set_t *data_set) { action_t *action = NULL; GListPtr possible_matches = NULL; CRM_DEV_ASSERT(key != NULL); if(crm_assert_failed) { return NULL; } CRM_DEV_ASSERT(task != NULL); if(crm_assert_failed) { return NULL; } if(rsc != NULL) { possible_matches = find_actions(rsc->actions, key, on_node); } if(possible_matches != NULL) { crm_free(key); if(g_list_length(possible_matches) > 1) { pe_warn("Action %s for %s on %s exists %d times", task, rsc?rsc->id:"", on_node?on_node->details->uname:"", g_list_length(possible_matches)); } action = g_list_nth_data(possible_matches, 0); crm_debug_4("Found existing action (%d) %s for %s on %s", action->id, task, rsc?rsc->id:"", on_node?on_node->details->uname:""); } if(action == NULL) { crm_debug_4("Creating action %s for %s on %s", task, rsc?rsc->id:"", on_node?on_node->details->uname:""); crm_malloc0(action, sizeof(action_t)); if(action != NULL) { action->id = data_set->action_id++; action->rsc = rsc; action->task = task; action->node = on_node; action->actions_before = NULL; action->actions_after = NULL; action->failure_is_fatal = TRUE; action->pseudo = FALSE; action->dumped = FALSE; action->runnable = TRUE; action->processed = FALSE; - action->optional = FALSE; + action->optional = TRUE; action->seen_count = 0; action->extra = g_hash_table_new_full( g_str_hash, g_str_equal, g_hash_destroy_str, g_hash_destroy_str); data_set->actions = g_list_append( data_set->actions, action); action->uuid = key; if(rsc != NULL) { action->op_entry = find_rsc_op_entry(rsc, key); unpack_operation( action, action->op_entry, data_set); rsc->actions = g_list_append( rsc->actions, action); } crm_debug_4("Action %d created", action->id); } } - + + if(optional == FALSE) { + crm_debug_2("Action %d marked manditory", action->id); + action->optional = FALSE; + } + + if(rsc != NULL) { if(action->node == NULL) { action->runnable = FALSE; } else if(action->node->details->online == FALSE) { pe_warn("Action %d %s for %s on %s is unrunnable", action->id, task, rsc?rsc->id:"", action->node?action->node->details->uname:""); action->runnable = FALSE; } else if(action->needs == rsc_req_nothing) { action->runnable = TRUE; } else if(data_set->have_quorum == FALSE && data_set->no_quorum_policy == no_quorum_stop) { action->runnable = FALSE; } else { action->runnable = TRUE; } switch(text2task(action->task)) { case stop_rsc: rsc->stopping = TRUE; break; case start_rsc: rsc->starting = FALSE; if(action->runnable) { rsc->starting = TRUE; } break; default: break; } } return action; } void unpack_operation( action_t *action, crm_data_t *xml_obj, pe_working_set_t* data_set) { int lpc = 0; const char *value = NULL; const char *fields[] = { "interval", "timeout", "start_delay", }; if(xml_obj != NULL) { value = crm_element_value(xml_obj, "prereq"); } if(value == NULL && safe_str_eq(action->task, CRMD_ACTION_START)) { value = crm_element_value(action->rsc->xml, "start_prereq"); } if(value == NULL && safe_str_neq(action->task, CRMD_ACTION_START)) { action->needs = rsc_req_nothing; value = "nothing (default)"; } else if(safe_str_eq(value, "nothing")) { action->needs = rsc_req_nothing; } else if(safe_str_eq(value, "quorum")) { action->needs = rsc_req_quorum; } else if(safe_str_eq(value, "fencing")) { action->needs = rsc_req_stonith; } else if(data_set->no_quorum_policy == no_quorum_ignore) { action->needs = rsc_req_nothing; value = "nothing (default)"; } else if(data_set->no_quorum_policy == no_quorum_freeze && data_set->stonith_enabled) { action->needs = rsc_req_stonith; value = "fencing (default)"; } else { action->needs = rsc_req_quorum; value = "quorum (default)"; } crm_debug_2("\tAction %s requires: %s", action->task, value); + value = NULL; + if(xml_obj != NULL) { + value = crm_element_value(xml_obj, "on_fail"); + } + if(value == NULL && safe_str_eq(action->task, CRMD_ACTION_STOP)) { + value = crm_element_value(action->rsc->xml, "on_stopfail"); + } + + if(value == NULL) { + + } else if(safe_str_eq(value, "fence")) { + action->on_fail = action_fail_fence; + value = "node fencing"; + } else if(safe_str_eq(value, "stop")) { + action->on_fail = action_fail_stop; + value = "resource nothing"; + } else if(safe_str_eq(value, "nothing")) { + action->on_fail = action_fail_nothing; + value = "nothing"; + } else if(safe_str_eq(value, "ignore")) { + action->on_fail = action_fail_nothing; + value = "nothing"; + } else { + pe_err("Resource %s: Unknown failure type (%s)", + action->rsc->id, value); + value = NULL; + } + + /* defaults */ + if(value == NULL && safe_str_eq(action->task, CRMD_ACTION_STOP)) { + if(data_set->stonith_enabled) { + action->on_fail = action_fail_fence; + value = "resource fence (default)"; + + } else { + action->on_fail = action_fail_block; + value = "resource block (default)"; + } + + } else if(value == NULL) { + action->on_fail = action_fail_stop; + value = "resource stop (default)"; + + } + crm_debug_2("\t%s failure results in: %s", action->task, value); + + if(xml_obj == NULL) { return; } for(;lpc < DIMOF(fields); lpc++) { value = crm_element_value(xml_obj, fields[lpc]); add_hash_param(action->extra, fields[lpc], value); } unpack_instance_attributes(xml_obj, action->extra); /* if(safe_str_eq(native_data->agent->class, "stonith")) { */ /* if(rsc->start_needs == rsc_req_stonith) { */ /* pe_err("Stonith resources (eg. %s) cannot require" */ /* " fencing to start", rsc->id); */ /* } */ /* rsc->start_needs = rsc_req_quorum; */ /* } */ } crm_data_t * find_rsc_op_entry(resource_t *rsc, const char *key) { const char *name = NULL; const char *interval = NULL; char *match_key = NULL; crm_data_t *op = NULL; xml_child_iter( rsc->ops_xml, operation, "op", name = crm_element_value(operation, "name"); interval = crm_element_value(operation, "interval"); match_key = generate_op_key(rsc->id,name,crm_get_msec(interval)); crm_debug_2("Matching %s with %s", key, match_key); if(safe_str_eq(key, match_key)) { op = operation; } crm_free(match_key); if(op != NULL) { break; } ); crm_debug_2("No matching for %s", key); return op; } 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; } return result; } enum action_tasks text2task(const char *task) { if(safe_str_eq(task, CRMD_ACTION_STOP)) { return stop_rsc; } else if(safe_str_eq(task, CRMD_ACTION_STOPPED)) { return stopped_rsc; } else if(safe_str_eq(task, CRMD_ACTION_START)) { return start_rsc; } else if(safe_str_eq(task, CRMD_ACTION_STARTED)) { return started_rsc; } else if(safe_str_eq(task, CRM_OP_SHUTDOWN)) { return shutdown_crm; } else if(safe_str_eq(task, CRM_OP_FENCE)) { return stonith_node; } else if(safe_str_eq(task, CRMD_ACTION_MON)) { return monitor_rsc; } pe_err("Unsupported action: %s", task); return no_action; } const char * task2text(enum action_tasks task) { const char *result = ""; switch(task) { case no_action: result = "no_action"; break; case stop_rsc: result = CRMD_ACTION_STOP; break; case stopped_rsc: result = CRMD_ACTION_STOPPED; break; case start_rsc: result = CRMD_ACTION_START; break; case started_rsc: result = CRMD_ACTION_STARTED; break; case shutdown_crm: result = CRM_OP_SHUTDOWN; break; case stonith_node: result = CRM_OP_FENCE; break; case monitor_rsc: result = CRMD_ACTION_MON; break; } return result; } void print_node(const char *pre_text, node_t *node, gboolean details) { if(node == NULL) { crm_debug_4("%s%s: ", pre_text==NULL?"":pre_text, pre_text==NULL?"":": "); return; } crm_debug_4("%s%s%sNode %s: (weight=%f, fixed=%s)", pre_text==NULL?"":pre_text, pre_text==NULL?"":": ", node->details==NULL?"error ":node->details->online?"":"Unavailable/Unclean ", node->details->uname, node->weight, node->fixed?"True":"False"); if(details && node != NULL && node->details != NULL) { char *pe_mutable = crm_strdup("\t\t"); crm_debug_4("\t\t===Node Attributes"); g_hash_table_foreach(node->details->attrs, print_str_str, pe_mutable); crm_free(pe_mutable); crm_debug_4("\t\t=== Resources"); slist_iter( rsc, resource_t, node->details->running_rsc, lpc, print_resource("\t\t", rsc, FALSE); ); } } /* * Used by the HashTable for-loop */ void print_str_str(gpointer key, gpointer value, gpointer user_data) { crm_debug_4("%s%s %s ==> %s", user_data==NULL?"":(char*)user_data, user_data==NULL?"":": ", (char*)key, (char*)value); } 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=%f, 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 (score=%f : node placement rule)", safe_val3(NULL, cons, rsc_lh, id), cons->weight); 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 print_resource(const char *pre_text, resource_t *rsc, gboolean details) { if(rsc == NULL) { crm_debug_4("%s%s: ", pre_text==NULL?"":pre_text, pre_text==NULL?"":": "); return; } rsc->fns->dump(rsc, pre_text, details); } void print_action(const char *pre_text, action_t *action, gboolean details) { log_action(LOG_DEBUG_3, pre_text, action, details); } #define util_log(fmt...) do_crm_log(log_level, __FILE__, __FUNCTION__, fmt) void log_action(int log_level, const char *pre_text, action_t *action, gboolean details) { if(action == NULL) { util_log("%s%s: ", pre_text==NULL?"":pre_text, pre_text==NULL?"":": "); return; } switch(text2task(action->task)) { case stonith_node: case shutdown_crm: crm_log_maybe(log_level, "%s%s%sAction %d: %s @ %s", pre_text==NULL?"":pre_text, pre_text==NULL?"":": ", action->pseudo?"Pseduo ":action->optional?"Optional ":action->runnable?action->processed?"":"(Provisional) ":"!!Non-Startable!! ", action->id, action->task, safe_val4(NULL, action, node, details, uname)); break; default: crm_log_maybe(log_level, "%s%s%sAction %d: %s %s @ %s", pre_text==NULL?"":pre_text, pre_text==NULL?"":": ", action->optional?"Optional ":action->pseudo?"Pseduo ":action->runnable?action->processed?"":"(Provisional) ":"!!Non-Startable!! ", action->id, action->task, safe_val3(NULL, action, rsc, id), safe_val4(NULL, action, node, details, uname)); break; } if(details) { crm_log_maybe(log_level+1, "\t\t====== Preceeding Actions"); slist_iter( other, action_wrapper_t, action->actions_before, lpc, log_action(log_level+1, "\t\t", other->action, FALSE); ); #if 1 crm_log_maybe(log_level+1, "\t\t====== Subsequent Actions"); slist_iter( other, action_wrapper_t, action->actions_after, lpc, log_action(log_level+1, "\t\t", other->action, FALSE); ); #endif crm_log_maybe(log_level+1, "\t\t====== End"); } else { crm_log_maybe(log_level, "\t\t(seen=%d, before=%d, after=%d)", action->seen_count, g_list_length(action->actions_before), g_list_length(action->actions_after)); } } void pe_free_nodes(GListPtr nodes) { GListPtr iterator = nodes; while(iterator != NULL) { node_t *node = (node_t*)iterator->data; struct node_shared_s *details = node->details; iterator = iterator->next; crm_debug_5("deleting node"); crm_debug_5("%s is being deleted", details->uname); print_node("delete", node, FALSE); if(details != NULL) { if(details->attrs != NULL) { g_hash_table_destroy(details->attrs); } pe_free_shallow_adv(details->running_rsc, FALSE); crm_free(details); } crm_free(node); } if(nodes != NULL) { g_list_free(nodes); } } 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_shallow(GListPtr alist) { pe_free_shallow_adv(alist, TRUE); } void pe_free_shallow_adv(GListPtr alist, gboolean with_data) { GListPtr item; GListPtr item_next = alist; while(item_next != NULL) { item = item_next; item_next = item_next->next; if(with_data) { /* crm_debug_5("freeing %p", item->data); */ crm_free(item->data); } item->data = NULL; item->next = NULL; g_list_free(item); } } void pe_free_resources(GListPtr resources) { resource_t *rsc = NULL; GListPtr iterator = resources; while(iterator != NULL) { iterator = iterator; rsc = (resource_t *)iterator->data; iterator = iterator->next; rsc->fns->free(rsc); } if(resources != NULL) { g_list_free(resources); } } void pe_free_actions(GListPtr actions) { GListPtr iterator = actions; while(iterator != NULL) { action_t *action = (action_t *)iterator->data; iterator = iterator->next; pe_free_shallow(action->actions_before);/* action_warpper_t* */ pe_free_shallow(action->actions_after); /* action_warpper_t* */ g_hash_table_destroy(action->extra); crm_free(action->uuid); crm_free(action); } if(actions != NULL) { g_list_free(actions); } } 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_colocation(rsc_colocation_t *cons) { if(cons != NULL) { crm_debug_4("Freeing constraint %s (%p)", cons->id, cons); crm_free(cons); } } void pe_free_rsc_to_node(rsc_to_node_t *cons) { if(cons != NULL) { pe_free_shallow(cons->node_list_rh); crm_free(cons); } } GListPtr find_actions(GListPtr input, const char *key, node_t *on_node) { GListPtr result = NULL; CRM_DEV_ASSERT(key != NULL); slist_iter( action, action_t, input, lpc, crm_debug_5("Matching %s against %s", key, action->uuid); if(safe_str_neq(key, action->uuid)) { continue; } else if(on_node == NULL) { result = g_list_append(result, action); } else if(action->node == NULL) { /* skip */ crm_debug_2("While looking for %s action on %s, " "found an unallocated one. Assigning" " it to the requested node...", key, on_node->details->uname); action->node = on_node; result = g_list_append(result, action); } else if(safe_str_eq(on_node->details->id, action->node->details->id)) { result = g_list_append(result, action); } ); return result; } void set_id(crm_data_t * xml_obj, const char *prefix, int child) { int id_len = 0; gboolean use_prefix = TRUE; gboolean use_child = TRUE; char *new_id = NULL; const char *id = crm_element_value(xml_obj, XML_ATTR_ID); id_len = 1 + strlen(id); if(child > 999) { pe_err("Are you insane?!?" " The CRM does not support > 1000 children per resource"); return; } else if(child < 0) { use_child = FALSE; } else { id_len += 4; /* child */ } if(prefix == NULL || safe_str_eq(id, prefix)) { use_prefix = FALSE; } else { id_len += (1 + strlen(prefix)); } crm_malloc0(new_id, id_len); if(use_child) { snprintf(new_id, id_len, "%s%s%s:%d", use_prefix?prefix:"", use_prefix?":":"", id, child); } else { snprintf(new_id, id_len, "%s%s%s", use_prefix?prefix:"", use_prefix?":":"", id); } crm_xml_add(xml_obj, XML_ATTR_ID, new_id); crm_free(new_id); } float merge_weights(float w1, float w2) { float result = w1 + w2; if(w1 <= -INFINITY || w2 <= -INFINITY) { if(w1 == INFINITY || w2 == INFINITY) { pe_warn("-INFINITY + INFINITY == -INFINITY"); } return -INFINITY; } else if(w1 >= INFINITY || w2 >= INFINITY) { return INFINITY; } /* detect wrap-around */ if(result > 0) { if(w1 <= 0 && w2 < 0) { result = -INFINITY; } } else if(w1 > 0 && w2 > 0) { result = INFINITY; } /* detect +/- INFINITY */ if(result >= INFINITY) { result = INFINITY; } else if(result <= -INFINITY) { result = -INFINITY; } return result; }