diff --git a/crm/pengine/complex.h b/crm/pengine/complex.h index 2680cd400f..50040a5520 100644 --- a/crm/pengine/complex.h +++ b/crm/pengine/complex.h @@ -1,253 +1,253 @@ -/* $Id: complex.h,v 1.30 2006/01/27 11:15:49 andrew Exp $ */ +/* $Id: complex.h,v 1.31 2006/03/21 17:56:35 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 CRM_PENGINE_COMPLEX__H #define CRM_PENGINE_COMPLEX__H #include #include #include #define n_object_classes 3 /*#define PE_OBJ_F_ ""*/ #define PE_OBJ_T_NATIVE "native" #define PE_OBJ_T_GROUP "group" #define PE_OBJ_T_INCARNATION "clone" #define PE_OBJ_T_MASTER "master" enum pe_obj_types { pe_unknown = -1, pe_native = 0, pe_group = 1, pe_clone = 2, pe_master = 3 }; extern int get_resource_type(const char *name); typedef struct notify_entry_s { resource_t *rsc; node_t *node; } notify_entry_t; typedef struct notify_data_s { GHashTable *keys; GListPtr active; /* notify_entry_t* */ GListPtr inactive; /* notify_entry_t* */ GListPtr start; /* notify_entry_t* */ GListPtr stop; /* notify_entry_t* */ GListPtr demote; /* notify_entry_t* */ GListPtr promote; /* notify_entry_t* */ GListPtr master; /* notify_entry_t* */ GListPtr slave; /* notify_entry_t* */ } notify_data_t; typedef struct resource_object_functions_s { void (*unpack)(resource_t *, pe_working_set_t *); resource_t *(*find_child)(resource_t *, const char *); int (*num_allowed_nodes)(resource_t *); color_t *(*color)(resource_t *, pe_working_set_t *); void (*create_actions)(resource_t *, pe_working_set_t *); gboolean (*create_probe)( - resource_t *, node_t *, action_t *, pe_working_set_t *); + resource_t *, node_t *, action_t *, gboolean, pe_working_set_t *); void (*internal_constraints)(resource_t *, pe_working_set_t *); void (*agent_constraints)(resource_t *); void (*rsc_colocation_lh)(resource_t *, resource_t *, rsc_colocation_t *); void (*rsc_colocation_rh)(resource_t *, resource_t *, rsc_colocation_t *); void (*rsc_order_lh)(resource_t *, order_constraint_t *); void (*rsc_order_rh)( action_t *, resource_t *, order_constraint_t *); void (*rsc_location)(resource_t *, rsc_to_node_t *); void (*expand)(resource_t *, pe_working_set_t *); GListPtr (*children)(resource_t *); /* parameter result must be free'd */ char *(*parameter)( resource_t *, node_t *, gboolean, const char *, pe_working_set_t *); void (*print)(resource_t *, const char *, long, void *); gboolean (*active)(resource_t *,gboolean); enum rsc_role_e (*state)(resource_t *); void (*create_notify_element)(resource_t*,action_t*, notify_data_t*,pe_working_set_t*); void (*free)(resource_t *); } resource_object_functions_t; extern char *native_parameter( resource_t *rsc, node_t *node, gboolean create, const char *name, pe_working_set_t *data_set); extern void native_unpack(resource_t *rsc, pe_working_set_t *data_set); extern GListPtr native_children(resource_t *rsc); extern resource_t *native_find_child(resource_t *rsc, const char *id); extern int native_num_allowed_nodes(resource_t *rsc); extern color_t * native_color(resource_t *rsc, pe_working_set_t *data_set); extern void native_create_actions( resource_t *rsc, pe_working_set_t *data_set); extern void native_internal_constraints( resource_t *rsc, pe_working_set_t *data_set); extern void native_agent_constraints(resource_t *rsc); extern void native_rsc_colocation_lh( resource_t *lh_rsc, resource_t *rh_rsc, rsc_colocation_t *constraint); extern void native_rsc_colocation_rh( resource_t *lh_rsc, resource_t *rh_rsc, rsc_colocation_t *constraint); extern void native_rsc_order_lh(resource_t *rsc, order_constraint_t *order); extern void native_rsc_order_rh( action_t *lh_action, resource_t *rsc, order_constraint_t *order); extern void native_rsc_location(resource_t *rsc, rsc_to_node_t *constraint); extern void native_expand(resource_t *rsc, pe_working_set_t *data_set); extern void native_dump(resource_t *rsc, const char *pre_text, gboolean details); extern gboolean native_active(resource_t *rsc, gboolean all); extern void native_print(resource_t *rsc, const char *pre_text, long options, void *print_data); extern void native_print(resource_t *rsc, const char *pre_text, long options, void *print_data); extern void native_html(resource_t *rsc, const char *pre_text, FILE *stream); extern void native_free(resource_t *rsc); extern enum rsc_role_e native_resource_state(resource_t *rsc); extern void native_create_notify_element( resource_t *rsc, action_t *op, notify_data_t *n_data,pe_working_set_t *data_set); extern void native_assign_color(resource_t *rsc, color_t *color); extern gboolean native_create_probe( - resource_t *rsc, node_t *node, action_t *complete, + resource_t *rsc, node_t *node, action_t *complete, gboolean force, pe_working_set_t *data_set); extern void group_unpack(resource_t *rsc, pe_working_set_t *data_set); extern GListPtr group_children(resource_t *rsc); extern resource_t *group_find_child(resource_t *rsc, const char *id); extern int group_num_allowed_nodes(resource_t *rsc); extern color_t *group_color(resource_t *rsc, pe_working_set_t *data_set); extern void group_create_actions( resource_t *rsc, pe_working_set_t *data_set); extern void group_internal_constraints( resource_t *rsc, pe_working_set_t *data_set); extern void group_agent_constraints(resource_t *rsc); extern void group_rsc_colocation_lh( resource_t *lh_rsc, resource_t *rh_rsc, rsc_colocation_t *constraint); extern void group_rsc_colocation_rh( resource_t *lh_rsc, resource_t *rh_rsc, rsc_colocation_t *constraint); extern void group_rsc_order_lh(resource_t *rsc, order_constraint_t *order); extern void group_rsc_order_rh( action_t *lh_action, resource_t *rsc, order_constraint_t *order); extern void group_rsc_location(resource_t *rsc, rsc_to_node_t *constraint); extern void group_expand(resource_t *rsc, pe_working_set_t *data_set); extern gboolean group_active(resource_t *rsc, gboolean all); extern void group_print(resource_t *rsc, const char *pre_text, long options, void *print_data); extern void group_free(resource_t *rsc); extern enum rsc_role_e group_resource_state(resource_t *rsc); extern void group_create_notify_element( resource_t *rsc, action_t *op, notify_data_t *n_data,pe_working_set_t *data_set); extern gboolean group_create_probe( - resource_t *rsc, node_t *node, action_t *complete, + resource_t *rsc, node_t *node, action_t *complete, gboolean force, pe_working_set_t *data_set); extern void clone_unpack(resource_t *rsc, pe_working_set_t *data_set); extern GListPtr clone_children(resource_t *rsc); extern resource_t *clone_find_child(resource_t *rsc, const char *id); extern int clone_num_allowed_nodes(resource_t *rsc); extern color_t *clone_color(resource_t *rsc, pe_working_set_t *data_set); extern void clone_create_actions(resource_t *rsc, pe_working_set_t *data_set); extern void clone_internal_constraints( resource_t *rsc, pe_working_set_t *data_set); extern void clone_agent_constraints(resource_t *rsc); extern void clone_rsc_colocation_lh( resource_t *lh_rsc, resource_t *rh_rsc, rsc_colocation_t *constraint); extern void clone_rsc_colocation_rh( resource_t *lh_rsc, resource_t *rh_rsc, rsc_colocation_t *constraint); extern void clone_rsc_order_lh(resource_t *rsc, order_constraint_t *order); extern void clone_rsc_order_rh( action_t *lh_action, resource_t *rsc, order_constraint_t *order); extern void clone_rsc_location(resource_t *rsc, rsc_to_node_t *constraint); extern void clone_expand(resource_t *rsc, pe_working_set_t *data_set); extern gboolean clone_active(resource_t *rsc, gboolean all); extern void clone_print(resource_t *rsc, const char *pre_text, long options, void *print_data); extern void clone_free(resource_t *rsc); extern enum rsc_role_e clone_resource_state(resource_t *rsc); extern void clone_create_notify_element( resource_t *rsc, action_t *op, notify_data_t *n_data,pe_working_set_t *data_set); extern gboolean clone_create_probe( - resource_t *rsc, node_t *node, action_t *complete, + resource_t *rsc, node_t *node, action_t *complete, gboolean force, pe_working_set_t *data_set); extern void master_unpack(resource_t *rsc, pe_working_set_t *data_set); extern void master_create_actions(resource_t *rsc, pe_working_set_t *data_set); extern void master_internal_constraints( resource_t *rsc, pe_working_set_t *data_set); /* extern resource_object_functions_t resource_variants[]; */ extern resource_object_functions_t resource_class_functions[]; extern gboolean common_unpack(crm_data_t *xml_obj, resource_t **rsc, GHashTable *defaults, pe_working_set_t *data_set); extern void common_print(resource_t *rsc, const char *pre_text, long options, void *print_data); extern void common_free(resource_t *rsc); extern void native_add_running( resource_t *rsc, node_t *node, pe_working_set_t *data_set); extern gboolean is_active(rsc_to_node_t *cons); extern gboolean native_constraint_violated( resource_t *rsc_lh, resource_t *rsc_rh, rsc_colocation_t *constraint); extern void order_actions(action_t *lh, action_t *rh, order_constraint_t *order); extern void common_agent_constraints( GListPtr node_list, lrm_agent_t *agent, const char *id); extern void unpack_instance_attributes( crm_data_t *xml_obj, const char *set_name, node_t *node, GHashTable *hash, const char **attr_filter, int attrs_length, pe_working_set_t *data_set); extern void add_rsc_param(resource_t *rsc, const char *name, const char *value); extern void add_hash_param(GHashTable *hash, const char *name, const char *value); #if CURSES_ENABLED # define status_printw(fmt...) printw(fmt) #else # define status_printw(fmt...) \ crm_err("printw support requires ncurses to be available during configure"); \ do_crm_log(LOG_WARNING, NULL, NULL, fmt); #endif #define status_print(fmt...) \ if(options & pe_print_html) { \ FILE *stream = print_data; \ fprintf(stream, fmt); \ } else if(options & pe_print_ncurses) { \ status_printw(fmt); \ } else if(options & pe_print_printf) { \ FILE *stream = print_data; \ fprintf(stream, fmt); \ } else if(options & pe_print_log) { \ int log_level = *(int*)print_data; \ do_crm_log(log_level, NULL, NULL, fmt); \ } #endif diff --git a/crm/pengine/group.c b/crm/pengine/group.c index 2392c9160c..4f880e1a7b 100644 --- a/crm/pengine/group.c +++ b/crm/pengine/group.c @@ -1,624 +1,624 @@ -/* $Id: group.c,v 1.54 2006/03/18 17:23:48 andrew Exp $ */ +/* $Id: group.c,v 1.55 2006/03/21 17:56:35 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 extern gboolean rsc_colocation_new( const char *id, enum con_strength strength, resource_t *rsc_lh, resource_t *rsc_rh, const char *state_lh, const char *state_rh); typedef struct group_variant_data_s { int num_children; GListPtr child_list; /* resource_t* */ resource_t *self; resource_t *first_child; resource_t *last_child; gboolean colocated; gboolean ordered; 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) { resource_t *self = NULL; crm_data_t *xml_obj = rsc->xml; crm_data_t *xml_self = copy_xml(rsc->xml); group_variant_data_t *group_data = NULL; const char *group_ordered = g_hash_table_lookup( rsc->parameters, XML_RSC_ATTR_ORDERED); const char *group_colocated = g_hash_table_lookup( rsc->parameters, "collocated"); crm_debug_3("Processing resource %s...", rsc->id); /* rsc->id = "dummy_group_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; rsc->variant_opaque = group_data; group_data->ordered = TRUE; group_data->colocated = TRUE; if(group_ordered != NULL) { cl_str_to_boolean(group_ordered, &(group_data->ordered)); } if(group_colocated != NULL) { cl_str_to_boolean(group_colocated, &(group_data->colocated)); } /* this is a bit of a hack - but simplifies everything else */ ha_msg_mod(xml_self, F_XML_TAGNAME, XML_CIB_TAG_RESOURCE); /* set_id(xml_self, "self", -1); */ if(common_unpack(xml_self, &self, NULL, 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_filter( xml_obj, xml_native_rsc, XML_CIB_TAG_RESOURCE, resource_t *new_rsc = NULL; if(data_set->short_rsc_names == FALSE) { set_id(xml_native_rsc, group_data->self->id, -1); } if(common_unpack(xml_native_rsc, &new_rsc, group_data->self->parameters, data_set)) { new_rsc->parent = rsc; group_data->num_children++; group_data->child_list = g_list_append( group_data->child_list, new_rsc); if(group_data->first_child == NULL) { group_data->first_child = new_rsc; } else if(group_data->colocated) { rsc_colocation_new( "pe_group_internal_colo", pecs_must, group_data->first_child, new_rsc, NULL, NULL); } group_data->last_child = new_rsc; print_resource(LOG_DEBUG_3, "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, group_data->self->id); } resource_t * group_find_child(resource_t *rsc, const char *id) { group_variant_data_t *group_data = NULL; get_group_variant_data(group_data, rsc); return pe_find_resource(group_data->child_list, id); } GListPtr group_children(resource_t *rsc) { group_variant_data_t *group_data = NULL; get_group_variant_data(group_data, rsc); return group_data->child_list; } int group_num_allowed_nodes(resource_t *rsc) { group_variant_data_t *group_data = NULL; get_group_variant_data(group_data, rsc); if(group_data->colocated == FALSE) { pe_config_err("Cannot clone non-colocated group: %s", rsc->id); return 0; } return group_data->self->fns->num_allowed_nodes(group_data->self); } color_t * group_color(resource_t *rsc, pe_working_set_t *data_set) { color_t *group_color = 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, group_color = child_rsc->fns->color(child_rsc, data_set); CRM_CHECK(group_color != NULL, continue); native_assign_color(rsc, group_color); ); return group_color; } 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, !group_data->child_starting); op->pseudo = TRUE; op = custom_action(group_data->self, started_key(group_data->self), CRMD_ACTION_STARTED, NULL, !group_data->child_starting, TRUE, data_set); op->pseudo = TRUE; op = stop_action(group_data->self, NULL, !group_data->child_stopping); op->pseudo = TRUE; op = custom_action(group_data->self, stopped_key(group_data->self), CRMD_ACTION_STOPPED, NULL, !group_data->child_stopping, TRUE, data_set); op->pseudo = TRUE; rsc->actions = group_data->self->actions; } 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) && action->runnable) { group_data->child_stopping = TRUE; } else if(safe_str_eq(CRMD_ACTION_START, action->task) && action->runnable) { 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); custom_action_order( group_data->self, stop_key(group_data->self), NULL, group_data->self, stopped_key(group_data->self), NULL, pe_ordering_optional, data_set); custom_action_order( group_data->self, start_key(group_data->self), NULL, group_data->self, started_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(group_data->ordered == FALSE) { order_start_start( group_data->self, child_rsc, pe_ordering_optional); custom_action_order( child_rsc, start_key(child_rsc), NULL, group_data->self, started_key(group_data->self), NULL, pe_ordering_optional, data_set); order_stop_stop( group_data->self, child_rsc, pe_ordering_optional); custom_action_order( child_rsc, stop_key(child_rsc), NULL, group_data->self, stopped_key(group_data->self), NULL, pe_ordering_optional, data_set); continue; } if(last_rsc != NULL) { order_start_start( last_rsc, child_rsc, pe_ordering_optional); order_stop_stop( child_rsc, last_rsc, pe_ordering_optional); /* recovery */ child_rsc->restart_type = pe_restart_restart; order_start_start( last_rsc, child_rsc, pe_ordering_recover); order_stop_stop( child_rsc, last_rsc, pe_ordering_recover); } 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(group_data->ordered && 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( resource_t *rsc_lh, resource_t *rsc_rh, rsc_colocation_t *constraint) { group_variant_data_t *group_data = NULL; if(rsc_lh == NULL) { pe_err("rsc_lh was NULL for %s", constraint->id); return; } else if(rsc_rh == NULL) { pe_err("rsc_rh was NULL for %s", constraint->id); return; } crm_debug_4("Processing constraints from %s", rsc_lh->id); get_group_variant_data(group_data, rsc_lh); CRM_CHECK(group_data->self != NULL, return); if(group_data->colocated) { group_data->first_child->fns->rsc_colocation_lh( group_data->first_child, rsc_rh, constraint); return; } if(constraint->strength != pecs_must_not) { pe_config_err("Cannot colocate resources with" " non-colocated group: %s", rsc_lh->id); return; } slist_iter( child_rsc, resource_t, group_data->child_list, lpc, child_rsc->fns->rsc_colocation_lh( child_rsc, rsc_rh, constraint); ); } void group_rsc_colocation_rh( resource_t *rsc_lh, resource_t *rsc_rh, rsc_colocation_t *constraint) { group_variant_data_t *group_data = NULL; get_group_variant_data(group_data, rsc_rh); CRM_CHECK(group_data->self != NULL, return); CRM_CHECK(rsc_lh->variant == pe_native, return); crm_debug_3("Processing RH of constraint %s", constraint->id); print_resource(LOG_DEBUG_3, "LHS", rsc_lh, TRUE); if(group_data->colocated) { group_data->first_child->fns->rsc_colocation_rh( rsc_lh, group_data->first_child, constraint); return; } if(constraint->strength != pecs_must_not) { pe_config_err("Cannot colocate resources with" " non-colocated group: %s", rsc_rh->id); return; } slist_iter( child_rsc, resource_t, group_data->child_list, lpc, child_rsc->fns->rsc_colocation_rh( rsc_lh, child_rsc, 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(group_data->self); start_id = start_key(group_data->self); if(safe_str_eq(order->lh_action_task, start_id)) { crm_free(order->lh_action_task); order->lh_action_task = started_key(group_data->self); } else if(safe_str_eq(order->lh_action_task, stop_id)) { crm_free(order->lh_action_task); order->lh_action_task = stopped_key(group_data->self); } 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", group_data->self->id); 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", group_data->self->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); ); } gboolean group_active(resource_t *rsc, gboolean all) { 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, gboolean child_active = child_rsc->fns->active(child_rsc, all); if(all == FALSE && child_active) { return TRUE; } else if(child_active == FALSE) { return FALSE; } ); if(all) { return TRUE; } else { return FALSE; } } void group_print( resource_t *rsc, const char *pre_text, long options, void *print_data) { const char *child_text = NULL; group_variant_data_t *group_data = NULL; get_group_variant_data(group_data, rsc); if(pre_text != NULL) { child_text = " "; } else { child_text = " "; } status_print("%sResource Group: %s", pre_text?pre_text:"", rsc->id); if(options & pe_print_html) { status_print("\n
    \n"); } else if((options & pe_print_log) == 0) { status_print("\n"); } slist_iter( child_rsc, resource_t, group_data->child_list, lpc, if(options & pe_print_html) { status_print("
  • \n"); } child_rsc->fns->print( child_rsc, child_text, options, print_data); if(options & pe_print_html) { status_print("
    • \n"); } ); if(options & pe_print_html) { status_print("
\n"); } } 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); ); } enum rsc_role_e group_resource_state(resource_t *rsc) { enum rsc_role_e group_role = RSC_ROLE_UNKNOWN; 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, if(child_rsc->next_role > group_role) { group_role = rsc->next_role; } if(child_rsc->failed) { rsc->failed = TRUE; } ); return group_role; } void group_create_notify_element(resource_t *rsc, action_t *op, notify_data_t *n_data, pe_working_set_t *data_set) { 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_notify_element( child_rsc, op, n_data, data_set); ); } gboolean group_create_probe(resource_t *rsc, node_t *node, action_t *complete, - pe_working_set_t *data_set) + gboolean force, pe_working_set_t *data_set) { gboolean any_created = FALSE; 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, any_created = child_rsc->fns->create_probe( - child_rsc, node, complete, data_set) || any_created; + child_rsc, node, complete, force, data_set) || any_created; ); return any_created; } diff --git a/crm/pengine/incarnation.c b/crm/pengine/incarnation.c index 77e73e947a..a71473b363 100644 --- a/crm/pengine/incarnation.c +++ b/crm/pengine/incarnation.c @@ -1,1422 +1,1422 @@ -/* $Id: incarnation.c,v 1.74 2006/03/18 17:23:48 andrew Exp $ */ +/* $Id: incarnation.c,v 1.75 2006/03/21 17:56:35 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 void clone_create_notifications( resource_t *rsc, action_t *action, action_t *action_complete, pe_working_set_t *data_set); extern gboolean rsc_colocation_new( const char *id, enum con_strength strength, resource_t *rsc_lh, resource_t *rsc_rh, const char *state_lh, const char *state_rh); typedef struct clone_variant_data_s { resource_t *self; int clone_max; int clone_node_max; int active_clones; int max_nodes; gboolean interleave; gboolean ordered; crm_data_t *xml_obj_child; gboolean notify_confirm; GListPtr child_list; /* resource_t* */ } clone_variant_data_t; void child_stopping_constraints( clone_variant_data_t *clone_data, enum pe_ordering type, resource_t *child, resource_t *last, pe_working_set_t *data_set); void child_starting_constraints( clone_variant_data_t *clone_data, enum pe_ordering type, resource_t *child, resource_t *last, pe_working_set_t *data_set); #define get_clone_variant_data(data, rsc) \ CRM_ASSERT(rsc->variant == pe_clone || rsc->variant == pe_master); \ data = (clone_variant_data_t *)rsc->variant_opaque; static gboolean create_child_clone(resource_t *rsc, int sub_id, pe_working_set_t *data_set) { resource_t *child_rsc = NULL; crm_data_t * child_copy = NULL; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); CRM_CHECK(clone_data->xml_obj_child != NULL, return FALSE); child_copy = copy_xml(clone_data->xml_obj_child); if(data_set->short_rsc_names) { set_id(child_copy, NULL, sub_id); } else { set_id(child_copy, rsc->id, sub_id); } if(common_unpack(child_copy, &child_rsc, clone_data->self->parameters, data_set)) { char *inc_num = crm_itoa(sub_id); char *inc_max = crm_itoa(clone_data->clone_max); crm_debug_3("Setting clone attributes for: %s", child_rsc->id); clone_data->child_list = g_list_append( clone_data->child_list, child_rsc); child_rsc->parent = rsc; add_rsc_param( child_rsc, XML_RSC_ATTR_INCARNATION, inc_num); add_rsc_param( child_rsc, XML_RSC_ATTR_INCARNATION_MAX, inc_max); print_resource(LOG_DEBUG_3, "Added", child_rsc, FALSE); crm_free(inc_num); crm_free(inc_max); } else { pe_err("Failed unpacking resource %s", crm_element_value(child_copy, XML_ATTR_ID)); return FALSE; } return TRUE; } void clone_unpack(resource_t *rsc, pe_working_set_t *data_set) { int lpc = 0; crm_data_t * xml_tmp = NULL; crm_data_t * xml_obj = rsc->xml; crm_data_t *xml_self = copy_xml(rsc->xml); clone_variant_data_t *clone_data = NULL; resource_t *self = 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_clones = g_hash_table_lookup( rsc->parameters, XML_RSC_ATTR_INCARNATION_MAX); const char *max_clones_node = g_hash_table_lookup( rsc->parameters, XML_RSC_ATTR_INCARNATION_NODEMAX); crm_debug_3("Processing resource %s...", rsc->id); crm_malloc0(clone_data, sizeof(clone_variant_data_t)); clone_data->child_list = NULL; clone_data->interleave = FALSE; clone_data->ordered = FALSE; clone_data->active_clones = 0; clone_data->xml_obj_child = NULL; clone_data->clone_max = crm_parse_int(max_clones, "1"); clone_data->clone_node_max = crm_parse_int(max_clones_node,"1"); /* this is a bit of a hack - but simplifies everything else */ ha_msg_mod(xml_self, F_XML_TAGNAME, XML_CIB_TAG_RESOURCE); /* set_id(xml_self, "self", -1); */ xml_tmp = find_xml_node(xml_obj, "operations", FALSE); if(xml_tmp != NULL) { add_node_copy(xml_self, xml_tmp); } clone_data->xml_obj_child = find_xml_node( xml_obj, XML_CIB_TAG_GROUP, FALSE); if(clone_data->xml_obj_child == NULL) { clone_data->xml_obj_child = find_xml_node( xml_obj, XML_CIB_TAG_RESOURCE, TRUE); } CRM_CHECK(clone_data->xml_obj_child != NULL, return); if(common_unpack(xml_self, &self, NULL, data_set)) { clone_data->self = self; } else { crm_log_xml_err(xml_self, "Couldnt unpack dummy child"); return; } if(crm_is_true(interleave)) { clone_data->interleave = TRUE; } if(crm_is_true(ordered)) { clone_data->ordered = TRUE; } clone_data->notify_confirm = clone_data->self->notify; rsc->variant_opaque = clone_data; /* clone_data->gloabally_unique && */ for(lpc = 0; lpc < clone_data->clone_max; lpc++) { create_child_clone(rsc, lpc, data_set); } crm_debug_3("Added %d children to resource %s...", clone_data->clone_max, rsc->id); } resource_t * clone_find_child(resource_t *rsc, const char *id) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); return pe_find_resource(clone_data->child_list, id); } GListPtr clone_children(resource_t *rsc) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); return clone_data->child_list; } int clone_num_allowed_nodes(resource_t *rsc) { int num_nodes = 0; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); /* what *should* we return here? */ slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, int tmp_num_nodes = child_rsc->fns->num_allowed_nodes(child_rsc); if(tmp_num_nodes > num_nodes) { num_nodes = tmp_num_nodes; } ); return num_nodes; } static gint sort_rsc_provisional(gconstpointer a, gconstpointer b) { const resource_t *resource1 = (const resource_t*)a; const resource_t *resource2 = (const resource_t*)b; CRM_ASSERT(resource1 != NULL); CRM_ASSERT(resource2 != NULL); if(resource1->provisional == resource2->provisional) { return 0; } else if(resource1->provisional) { return 1; } else if(resource2->provisional) { return -1; } CRM_CHECK(FALSE, return 0); return 0; } static gboolean can_run_resources(node_t *node) { if(node->details->online == FALSE || node->details->unclean || node->details->standby) { return FALSE; } return TRUE; } static GListPtr next_color(GListPtr head, GListPtr iter, int max) { color_t *color = NULL; GListPtr local_iter = iter; crm_debug_4("Checking iter: %p", iter); if(local_iter != NULL) { local_iter = local_iter->next; } for(; local_iter != NULL; local_iter = local_iter->next) { color = local_iter->data; crm_debug_5("Color %d: %d", color->details->id, color->details->num_resources); if(color->details->num_resources < max) { return local_iter; } } local_iter = head; crm_debug_4("Now checking head: %p", head); for(; local_iter != NULL; local_iter = local_iter->next) { color = local_iter->data; crm_debug_5("Color %d: %d", color->details->id, color->details->num_resources); if(color->details->num_resources < max) { return local_iter; } } crm_debug_3("Nothing available: %p", head); return NULL; } color_t * clone_color(resource_t *rsc, pe_working_set_t *data_set) { GListPtr color_ptr = NULL; GListPtr child_colors = NULL; int local_node_max = 0; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); if(clone_data->self->provisional == FALSE) { return NULL; } local_node_max = clone_data->clone_node_max; clone_data->max_nodes = rsc->fns->num_allowed_nodes(rsc); /* give already allocated resources every chance to run on the node * specified. other resources can be moved/started where we want * as required */ clone_data->child_list = g_list_sort( clone_data->child_list, sort_rsc_provisional); crm_debug_2("Coloring children of: %s", rsc->id); if(rsc->stickiness <= 0) { while(local_node_max > 1 && clone_data->max_nodes * (local_node_max -1) >= clone_data->clone_max) { local_node_max--; crm_debug("Dropped the effective value of" " clone_node_max to: %d", local_node_max); } } clone_data->self->allowed_nodes = g_list_sort( clone_data->self->allowed_nodes, sort_node_weight); slist_iter(a_node, node_t, clone_data->self->allowed_nodes, lpc, color_t *new_color = NULL; if(can_run_resources(a_node) == FALSE) { crm_debug_2("Node cant run resources: %s", a_node->details->uname); continue; } crm_debug_3("Processing node %s for: %s", a_node->details->uname, rsc->id); new_color = create_color(data_set, NULL, NULL); new_color->details->candidate_nodes = g_list_append( NULL, node_copy(a_node)); slist_iter(child, resource_t, clone_data->child_list, lpc2, node_t *current = NULL; if(child->provisional == FALSE) { CRM_CHECK(child->color != NULL, continue); current = child->color->details->chosen_node; } else if(child->running_on != NULL) { current = child->running_on->data; } if(current == NULL) { crm_debug_2("Not active: %s", child->id); continue; } else if(current->details != a_node->details) { crm_debug_2("Wrong node: %s", child->id); continue; } else if(child->provisional == FALSE) { /* make sure it shows up */ native_assign_color(child, new_color); crm_debug("Previously colored: %s", child->id); continue; } else if(g_list_length(child->running_on) != 1) { crm_debug("active != 1: %s", child->id); continue; } else if(new_color->details->num_resources >= local_node_max) { crm_warn("Node %s too full for: %s", a_node->details->uname, child->id); continue; } native_assign_color(child, new_color); ); native_assign_color(rsc, new_color); child_colors = g_list_append(child_colors, new_color); ); while(local_node_max > 1 && clone_data->max_nodes * (local_node_max -1) >= clone_data->clone_max) { local_node_max--; crm_debug("Dropped the effective value of clone_node_max to: %d", local_node_max); } /* allocate the rest */ slist_iter(child, resource_t, clone_data->child_list, lpc2, if(child->provisional == FALSE) { continue; } crm_debug_2("Processing unalloc'd resource: %s", child->id); color_ptr = next_color( child_colors, color_ptr, local_node_max); if(color_ptr == NULL) { native_assign_color(child, data_set->no_color); } else { native_assign_color(child, color_ptr->data); } ); clone_data->self->provisional = FALSE; return NULL; } static void clone_update_pseudo_status( resource_t *child, gboolean *stopping, gboolean *starting) { CRM_ASSERT(stopping != NULL); CRM_ASSERT(starting != NULL); slist_iter( action, action_t, child->actions, lpc, if(*starting && *stopping) { return; } else if(action->optional) { crm_debug_3("Skipping optional: %s", action->uuid); continue; } else if(action->pseudo == FALSE && action->runnable == FALSE){ crm_debug_3("Skipping unrunnable: %s", action->uuid); continue; } else if(safe_str_eq(CRMD_ACTION_STOP, action->task)) { crm_debug_2("Stopping due to: %s", action->uuid); *stopping = TRUE; } else if(safe_str_eq(CRMD_ACTION_START, action->task)) { if(action->runnable == FALSE) { crm_debug_3("Skipping pseduo-op: %s run=%d, pseudo=%d", action->uuid, action->runnable, action->pseudo); } else { crm_debug_2("Starting due to: %s", action->uuid); crm_debug_3("%s run=%d, pseudo=%d", action->uuid, action->runnable, action->pseudo); *starting = TRUE; } } ); } void clone_create_actions(resource_t *rsc, pe_working_set_t *data_set) { gboolean child_starting = FALSE; gboolean child_stopping = FALSE; action_t *action = NULL; action_t *action_complete = NULL; resource_t *last_start_rsc = NULL; resource_t *last_stop_rsc = NULL; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, child_rsc->fns->create_actions(child_rsc, data_set); clone_update_pseudo_status( child_rsc, &child_stopping, &child_starting); if(child_rsc->starting) { last_start_rsc = child_rsc; } if(child_rsc->stopping) { last_stop_rsc = child_rsc; } ); /* start */ action = start_action(clone_data->self, NULL, !child_starting); action_complete = custom_action( clone_data->self, started_key(rsc), CRMD_ACTION_STARTED, NULL, !child_starting, TRUE, data_set); action->pseudo = TRUE; action_complete->pseudo = TRUE; child_starting_constraints(clone_data, pe_ordering_optional, NULL, last_start_rsc, data_set); clone_create_notifications(rsc, action, action_complete, data_set); /* stop */ action = stop_action(clone_data->self, NULL, !child_stopping); action_complete = custom_action( clone_data->self, stopped_key(rsc), CRMD_ACTION_STOPPED, NULL, !child_stopping, TRUE, data_set); action->pseudo = TRUE; action_complete->pseudo = TRUE; child_stopping_constraints(clone_data, pe_ordering_optional, NULL, last_stop_rsc, data_set); clone_create_notifications(rsc, action, action_complete, data_set); rsc->actions = clone_data->self->actions; } void clone_create_notifications( resource_t *rsc, action_t *action, action_t *action_complete, pe_working_set_t *data_set) { /* * pre_notify -> pre_notify_complete -> pseudo_action * -> (real actions) -> pseudo_action_complete * -> post_notify -> post_notify_complete * * if the pre_noitfy requires confirmation, * then a list of confirmations will be added as triggers * to pseudo_action in clone_expand() */ action_t *notify = NULL; action_t *notify_complete = NULL; enum action_tasks task; char *notify_key = NULL; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); if(rsc->notify == FALSE) { return; } task = text2task(action->task); /* create pre_notify */ notify_key = generate_notify_key( clone_data->self->id, "pre", action->task); notify = custom_action(clone_data->self, notify_key, CRMD_ACTION_NOTIFY, NULL, action->optional, TRUE, data_set); add_hash_param(notify->extra, "notify_type", "pre"); add_hash_param(notify->extra, "notify_operation", action->task); if(clone_data->notify_confirm) { add_hash_param(notify->extra, "notify_confirm", "yes"); } else { add_hash_param(notify->extra, "notify_confirm", "no"); } notify->pseudo = TRUE; /* create pre_notify_complete */ notify_key = generate_notify_key( clone_data->self->id, "confirmed-pre", action->task); notify_complete = custom_action(clone_data->self, notify_key, CRMD_ACTION_NOTIFIED, NULL, action->optional, TRUE, data_set); add_hash_param(notify_complete->extra, "notify_type", "pre"); add_hash_param(notify_complete->extra, "notify_operation", action->task); if(clone_data->notify_confirm) { add_hash_param(notify->extra, "notify_confirm", "yes"); } else { add_hash_param(notify->extra, "notify_confirm", "no"); } notify->pseudo = TRUE; notify_complete->pseudo = TRUE; /* pre_notify before pre_notify_complete */ custom_action_order( clone_data->self, NULL, notify, clone_data->self, NULL, notify_complete, pe_ordering_manditory, data_set); /* pre_notify_complete before action */ custom_action_order( clone_data->self, NULL, notify_complete, clone_data->self, NULL, action, pe_ordering_manditory, data_set); action->pre_notify = notify; action->pre_notified = notify_complete; /* create post_notify */ notify_key = generate_notify_key (clone_data->self->id, "post", action->task); notify = custom_action(clone_data->self, notify_key, CRMD_ACTION_NOTIFY, NULL, action_complete->optional, TRUE, data_set); add_hash_param(notify->extra, "notify_type", "post"); add_hash_param(notify->extra, "notify_operation", action->task); if(clone_data->notify_confirm) { add_hash_param(notify->extra, "notify_confirm", "yes"); } else { add_hash_param(notify->extra, "notify_confirm", "no"); } notify->pseudo = TRUE; /* action_complete before post_notify */ custom_action_order( clone_data->self, NULL, action_complete, clone_data->self, NULL, notify, pe_ordering_postnotify, data_set); /* create post_notify_complete */ notify_key = generate_notify_key( clone_data->self->id, "confirmed-post", action->task); notify_complete = custom_action(clone_data->self, notify_key, CRMD_ACTION_NOTIFIED, NULL, action->optional, TRUE, data_set); add_hash_param(notify_complete->extra, "notify_type", "pre"); add_hash_param(notify_complete->extra, "notify_operation", action->task); if(clone_data->notify_confirm) { add_hash_param(notify->extra, "notify_confirm", "yes"); } else { add_hash_param(notify->extra, "notify_confirm", "no"); } notify_complete->pseudo = TRUE; /* post_notify before post_notify_complete */ custom_action_order( clone_data->self, NULL, notify, clone_data->self, NULL, notify_complete, pe_ordering_manditory, data_set); action->post_notify = notify; action->post_notified = notify_complete; if(safe_str_eq(action->task, CRMD_ACTION_STOP)) { /* post_notify_complete before start */ custom_action_order( clone_data->self, NULL, notify_complete, clone_data->self, start_key(clone_data->self), NULL, pe_ordering_optional, data_set); } else if(safe_str_eq(action->task, CRMD_ACTION_START)) { /* post_notify_complete before promote */ custom_action_order( clone_data->self, NULL, notify_complete, clone_data->self, promote_key(clone_data->self), NULL, pe_ordering_optional, data_set); } else if(safe_str_eq(action->task, CRMD_ACTION_DEMOTE)) { /* post_notify_complete before promote */ custom_action_order( clone_data->self, NULL, notify_complete, clone_data->self, stop_key(clone_data->self), NULL, pe_ordering_optional, data_set); } } void child_starting_constraints( clone_variant_data_t *clone_data, enum pe_ordering type, resource_t *child, resource_t *last, pe_working_set_t *data_set) { if(clone_data->ordered || clone_data->self->restart_type == pe_restart_restart) { type = pe_ordering_manditory; } if(child == NULL) { if(clone_data->ordered && last != NULL) { crm_debug_4("Ordered version (last node)"); /* last child start before global started */ custom_action_order( last, start_key(last), NULL, clone_data->self, started_key(clone_data->self), NULL, type, data_set); } } else if(clone_data->ordered) { crm_debug_4("Ordered version"); if(last == NULL) { /* global start before first child start */ last = clone_data->self; } /* else: child/child relative start */ order_start_start(last, child, type); } else { crm_debug_4("Un-ordered version"); /* child start before global started */ custom_action_order( child, start_key(child), NULL, clone_data->self, started_key(clone_data->self), NULL, type, data_set); /* global start before child start */ /* order_start_start(clone_data->self, child, type); */ order_start_start( clone_data->self, child, pe_ordering_manditory); } } void child_stopping_constraints( clone_variant_data_t *clone_data, enum pe_ordering type, resource_t *child, resource_t *last, pe_working_set_t *data_set) { if(clone_data->ordered || clone_data->self->restart_type == pe_restart_restart) { type = pe_ordering_manditory; } if(child == NULL) { if(clone_data->ordered && last != NULL) { crm_debug_4("Ordered version (last node)"); /* global stop before first child stop */ order_stop_stop(clone_data->self, last, pe_ordering_manditory); } } else if(clone_data->ordered && last != NULL) { crm_debug_4("Ordered version"); /* child/child relative stop */ order_stop_stop(child, last, type); } else if(clone_data->ordered) { crm_debug_4("Ordered version (1st node)"); /* first child stop before global stopped */ custom_action_order( child, stop_key(child), NULL, clone_data->self, stopped_key(clone_data->self), NULL, type, data_set); } else { crm_debug_4("Un-ordered version"); /* child stop before global stopped */ custom_action_order( child, stop_key(child), NULL, clone_data->self, stopped_key(clone_data->self), NULL, type, data_set); /* global stop before child stop */ order_stop_stop(clone_data->self, child, type); } } void clone_internal_constraints(resource_t *rsc, pe_working_set_t *data_set) { resource_t *last_rsc = NULL; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); /* global stop before stopped */ custom_action_order( clone_data->self, stop_key(clone_data->self), NULL, clone_data->self, stopped_key(clone_data->self), NULL, pe_ordering_optional, data_set); /* global start before started */ custom_action_order( clone_data->self, start_key(clone_data->self), NULL, clone_data->self, started_key(clone_data->self), NULL, pe_ordering_optional, data_set); /* global stopped before start */ custom_action_order( clone_data->self, stopped_key(clone_data->self), NULL, clone_data->self, start_key(clone_data->self), NULL, pe_ordering_optional, data_set); slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, /* child stop before start */ order_restart(child_rsc); child_starting_constraints( clone_data, pe_ordering_optional, child_rsc, last_rsc, data_set); child_stopping_constraints( clone_data, pe_ordering_optional, child_rsc, last_rsc, data_set); last_rsc = child_rsc; ); } void clone_rsc_colocation_lh( resource_t *rsc_lh, resource_t *rsc_rh, rsc_colocation_t *constraint) { gboolean do_interleave = FALSE; resource_t *rsc = constraint->rsc_lh; clone_variant_data_t *clone_data = NULL; clone_variant_data_t *clone_data_rh = NULL; if(rsc == NULL) { pe_err("rsc_lh was NULL for %s", constraint->id); return; } else if(constraint->rsc_rh == NULL) { pe_err("rsc_rh was NULL for %s", constraint->id); return; } else { crm_debug_4("Processing constraints from %s", rsc->id); } get_clone_variant_data(clone_data, rsc); if(constraint->rsc_rh->variant == pe_clone) { get_clone_variant_data( clone_data_rh, constraint->rsc_rh); if(clone_data->clone_node_max != clone_data_rh->clone_node_max) { pe_err("Cannot interleave "XML_CIB_TAG_INCARNATION" %s and %s because" " they do not support the same number of" " resources per node", constraint->rsc_lh->id, constraint->rsc_rh->id); /* only the LHS side needs to be labeled as interleave */ } else if(clone_data->interleave) { do_interleave = TRUE; } else if(constraint->strength != pecs_must_not) { pe_warn("rsc_colocations other than \"-INFINITY\"" " are not supported for non-interleaved " XML_CIB_TAG_INCARNATION" resources"); return; } } else if(constraint->strength != pecs_must_not) { pe_warn("Co-location scores other than \"-INFINITY\" are not " " allowed for non-"XML_CIB_TAG_INCARNATION" resources"); return; } if(do_interleave) { resource_t *child_lh = NULL; resource_t *child_rh = NULL; GListPtr iter_lh = clone_data->child_list; GListPtr iter_rh = clone_data_rh->child_list; crm_debug_2("Interleaving %s with %s", constraint->rsc_lh->id, constraint->rsc_rh->id); /* If the resource have different numbers of incarnations, * then just do as many as are available */ while(iter_lh != NULL && iter_rh != NULL) { child_lh = iter_lh->data; child_rh = iter_rh->data; iter_lh = iter_lh->next; iter_rh = iter_rh->next; crm_debug_3("Colocating %s with %s", child_lh->id, child_rh->id); child_lh->fns->rsc_colocation_lh(child_lh, child_rh, constraint); } return; } slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, print_resource(LOG_DEBUG_3, "LHS", child_rsc, TRUE); child_rsc->fns->rsc_colocation_lh(child_rsc, constraint->rsc_rh, constraint); ); } void clone_rsc_colocation_rh( resource_t *rsc_lh, resource_t *rsc_rh, rsc_colocation_t *constraint) { clone_variant_data_t *clone_data = NULL; CRM_CHECK(rsc_lh->variant == pe_native, return); crm_debug_3("Processing RH of constraint %s", constraint->id); if(rsc_lh == NULL) { pe_err("rsc_lh was NULL for %s", constraint->id); return; } else if(rsc_rh == NULL) { pe_err("rsc_rh was NULL for %s", constraint->id); return; } else if(constraint->strength != pecs_must_not) { pe_warn("rsc_dependencies other than \"must_not\" " "are not supported for clone resources"); return; } else { print_resource(LOG_DEBUG_3, "LHS", rsc_lh, FALSE); } get_clone_variant_data(clone_data, rsc_rh); slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, print_resource(LOG_DEBUG_3, "RHS", child_rsc, FALSE); child_rsc->fns->rsc_colocation_rh(rsc_lh, child_rsc, constraint); ); } void clone_rsc_order_lh(resource_t *rsc, order_constraint_t *order) { char *stop_id = NULL; char *start_id = NULL; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); crm_debug_3("Processing LH of ordering constraint %d", order->id); stop_id = stop_key(rsc); start_id = start_key(rsc); if(safe_str_eq(order->lh_action_task, start_id)) { crm_free(order->lh_action_task); order->lh_action_task = started_key(rsc); } else if(safe_str_eq(order->lh_action_task, stop_id)) { crm_free(order->lh_action_task); order->lh_action_task = stopped_key(rsc); } crm_free(start_id); crm_free(stop_id); clone_data->self->fns->rsc_order_lh(clone_data->self, order); } void clone_rsc_order_rh( action_t *lh_action, resource_t *rsc, order_constraint_t *order) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); crm_debug_3("Processing RH of ordering constraint %d", order->id); clone_data->self->fns->rsc_order_rh(lh_action, clone_data->self, order); } void clone_rsc_location(resource_t *rsc, rsc_to_node_t *constraint) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); crm_debug_3("Processing actions from %s", rsc->id); clone_data->self->fns->rsc_location(clone_data->self, constraint); slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, child_rsc->fns->rsc_location(child_rsc, constraint); ); } static gint sort_notify_entries(gconstpointer a, gconstpointer b) { int tmp; const notify_entry_t *entry_a = a; const notify_entry_t *entry_b = b; if(entry_a == NULL && entry_b == NULL) { return 0; } if(entry_a == NULL) { return 1; } if(entry_b == NULL) { return -1; } if(entry_a->rsc == NULL && entry_b->rsc == NULL) { return 0; } if(entry_a->rsc == NULL) { return 1; } if(entry_b->rsc == NULL) { return -1; } tmp = strcmp(entry_a->rsc->id, entry_b->rsc->id); if(tmp != 0) { return tmp; } if(entry_a->node == NULL && entry_b->node == NULL) { return 0; } if(entry_a->node == NULL) { return 1; } if(entry_b->node == NULL) { return -1; } return strcmp(entry_a->node->details->id, entry_b->node->details->id); } static void expand_list(GListPtr list, int clones, char **rsc_list, char **node_list, char **uuid_list) { int rsc_len = 0; int node_len = 0; int list_len = 100 * clones; char *rsc_list_s = NULL; char *node_list_s = NULL; const char *uname = NULL; const char *rsc_id = NULL; const char *last_rsc_id = NULL; clone_expand_reallocate: if(rsc_list != NULL) { crm_free(*rsc_list); crm_malloc0(*rsc_list, sizeof(char)*list_len); CRM_ASSERT(*rsc_list != NULL); rsc_list_s = *rsc_list; rsc_len = 0; } if(node_list != NULL) { crm_free(*node_list); crm_malloc0(*node_list, sizeof(char)*list_len); CRM_ASSERT(*node_list != NULL); node_list_s = *node_list; node_len = 0; } /* keep BEAM extra happy */ if(rsc_list_s == NULL || node_list_s == NULL) { return; } slist_iter(entry, notify_entry_t, list, lpc, rsc_id = entry->rsc->id; CRM_CHECK(rsc_id != NULL, rsc_id = "__none__"); uname = NULL; if(entry->node) { uname = entry->node->details->uname; } CRM_CHECK(uname != NULL, uname = "__none__"); /* filter dups */ if(safe_str_eq(rsc_id, last_rsc_id)) { continue; } last_rsc_id = rsc_id; if(rsc_list != NULL) { if(rsc_len + 1 + strlen(rsc_id) >= list_len) { list_len *= 2; goto clone_expand_reallocate; } sprintf(rsc_list_s, "%s ", rsc_id); rsc_list_s += strlen(rsc_id); rsc_len += strlen(rsc_id); rsc_list_s++; rsc_len++; } if(node_list != NULL) { if(node_len + 1 + strlen(uname) >= list_len) { list_len *= 2; goto clone_expand_reallocate; } sprintf(node_list_s, "%s ", uname); node_list_s += strlen(uname); node_len += strlen(uname); node_list_s++; node_len++; } ); } void clone_expand(resource_t *rsc, pe_working_set_t *data_set) { char *rsc_list = NULL; char *node_list = NULL; char *uuid_list = NULL; notify_data_t *n_data = NULL; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); crm_malloc0(n_data, sizeof(notify_data_t)); n_data->keys = g_hash_table_new_full( g_str_hash, g_str_equal, g_hash_destroy_str, g_hash_destroy_str); crm_debug_2("Processing actions from %s", rsc->id); if(rsc->notify) { slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, slist_iter( op, action_t, clone_data->self->actions, lpc2, child_rsc->fns->create_notify_element( child_rsc, op, n_data, data_set); ); ); } /* expand the notify data */ if(rsc->notify && n_data->stop) { n_data->stop = g_list_sort( n_data->stop, sort_notify_entries); rsc_list = NULL; node_list = NULL; expand_list(n_data->stop, clone_data->clone_max, &rsc_list, &node_list, &uuid_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_stop_resource"), rsc_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_stop_uname"), node_list); } if(rsc->notify && n_data->start) { n_data->start = g_list_sort( n_data->start, sort_notify_entries); rsc_list = NULL; node_list = NULL; expand_list(n_data->start, clone_data->clone_max, &rsc_list, &node_list, &uuid_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_start_resource"), rsc_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_start_uname"), node_list); } if(rsc->notify && n_data->demote) { n_data->demote = g_list_sort( n_data->demote, sort_notify_entries); rsc_list = NULL; node_list = NULL; expand_list(n_data->demote, clone_data->clone_max, &rsc_list, &node_list, &uuid_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_demote_resource"), rsc_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_demote_uname"), node_list); } if(rsc->notify && n_data->promote) { n_data->promote = g_list_sort( n_data->promote, sort_notify_entries); rsc_list = NULL; node_list = NULL; uuid_list = NULL; expand_list(n_data->promote, clone_data->clone_max, &rsc_list, &node_list, &uuid_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_promote_resource"), rsc_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_promote_uname"), node_list); } if(rsc->notify && n_data->active) { n_data->active = g_list_sort( n_data->active, sort_notify_entries); rsc_list = NULL; node_list = NULL; uuid_list = NULL; expand_list(n_data->active, clone_data->clone_max, &rsc_list, &node_list, &uuid_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_active_resource"), rsc_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_active_uname"), node_list); } if(rsc->notify && n_data->slave) { n_data->slave = g_list_sort( n_data->slave, sort_notify_entries); rsc_list = NULL; node_list = NULL; uuid_list = NULL; expand_list(n_data->slave, clone_data->clone_max, &rsc_list, &node_list, &uuid_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_slave_resource"), rsc_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_slave_uname"), node_list); } if(rsc->notify && n_data->master) { n_data->master = g_list_sort( n_data->master, sort_notify_entries); rsc_list = NULL; node_list = NULL; uuid_list = NULL; expand_list(n_data->master, clone_data->clone_max, &rsc_list, &node_list, &uuid_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_master_resource"), rsc_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_master_uname"), node_list); } if(rsc->notify && n_data->inactive) { n_data->inactive = g_list_sort( n_data->inactive, sort_notify_entries); rsc_list = NULL; node_list = NULL; uuid_list = NULL; expand_list(n_data->inactive, clone_data->clone_max, &rsc_list, &node_list, &uuid_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_inactive_resource"), rsc_list); g_hash_table_insert( n_data->keys, crm_strdup("notify_inactive_uname"), node_list); } /* yes, we DO need this second loop */ slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, child_rsc->fns->expand(child_rsc, data_set); ); /* slist_iter( */ /* action, action_t, clone_data->self->actions, lpc2, */ /* if(safe_str_eq(action->task, CRMD_ACTION_NOTIFY)) { */ /* action->extra_xml = notify_xml; */ /* } */ /* ); */ clone_data->self->fns->expand(clone_data->self, data_set); /* destroy the notify_data */ pe_free_shallow(n_data->stop); pe_free_shallow(n_data->start); pe_free_shallow(n_data->demote); pe_free_shallow(n_data->promote); pe_free_shallow(n_data->master); pe_free_shallow(n_data->slave); pe_free_shallow(n_data->active); pe_free_shallow(n_data->inactive); g_hash_table_destroy(n_data->keys); crm_free(n_data); } gboolean clone_active(resource_t *rsc, gboolean all) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, gboolean child_active = child_rsc->fns->active(child_rsc, all); if(all == FALSE && child_active) { return TRUE; } else if(all && child_active == FALSE) { return FALSE; } ); if(all) { return TRUE; } else { return FALSE; } } void clone_print( resource_t *rsc, const char *pre_text, long options, void *print_data) { const char *child_text = NULL; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); if(pre_text != NULL) { child_text = " "; } else { child_text = " "; } if(rsc->variant == pe_master) { status_print("%sMaster/Slave Set: %s", pre_text?pre_text:"", clone_data->self->id); } else { status_print("%sClone Set: %s", pre_text?pre_text:"", clone_data->self->id); } if(options & pe_print_html) { status_print("\n
    \n"); } else if((options & pe_print_log) == 0) { status_print("\n"); } slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, if(options & pe_print_html) { status_print("
  • \n"); } child_rsc->fns->print( child_rsc, child_text, options, print_data); if(options & pe_print_html) { status_print("
    • \n"); } ); if(options & pe_print_html) { status_print("
\n"); } } void clone_free(resource_t *rsc) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); crm_debug_3("Freeing %s", rsc->id); slist_iter( child_rsc, resource_t, clone_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(clone_data->child_list, FALSE); free_xml(clone_data->self->xml); clone_data->self->fns->free(clone_data->self); common_free(rsc); } void clone_agent_constraints(resource_t *rsc) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, child_rsc->fns->agent_constraints(child_rsc); ); } enum rsc_role_e clone_resource_state(resource_t *rsc) { return RSC_ROLE_UNKNOWN; } void clone_create_notify_element(resource_t *rsc, action_t *op, notify_data_t *n_data, pe_working_set_t *data_set) { clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, child_rsc->fns->create_notify_element( child_rsc, op, n_data, data_set); ); } static gint sort_rsc_id(gconstpointer a, gconstpointer b) { const resource_t *resource1 = (const resource_t*)a; const resource_t *resource2 = (const resource_t*)b; CRM_ASSERT(resource1 != NULL); CRM_ASSERT(resource2 != NULL); return strcmp(resource1->id, resource2->id); } gboolean clone_create_probe(resource_t *rsc, node_t *node, action_t *complete, - pe_working_set_t *data_set) + gboolean force, pe_working_set_t *data_set) { int num_probes = 0; gboolean any_created = FALSE; clone_variant_data_t *clone_data = NULL; get_clone_variant_data(clone_data, rsc); /* we may already be running but under different names */ slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, if(num_probes >= clone_data->clone_node_max) { return FALSE; } if(pe_find_node_id(child_rsc->running_on, node->details->id)) { num_probes++; } ); clone_data->child_list = g_list_sort( clone_data->child_list, sort_rsc_id); slist_iter( child_rsc, resource_t, clone_data->child_list, lpc, if(num_probes >= clone_data->clone_node_max) { break; } if(child_rsc->fns->create_probe( - child_rsc, node, complete, data_set)) { + child_rsc, node, complete, force, data_set)) { any_created = TRUE; num_probes++; } ); return any_created; } diff --git a/crm/pengine/native.c b/crm/pengine/native.c index 53e041e5ad..b2129e2207 100644 --- a/crm/pengine/native.c +++ b/crm/pengine/native.c @@ -1,2005 +1,2005 @@ -/* $Id: native.c,v 1.115 2006/03/19 18:27:14 andrew Exp $ */ +/* $Id: native.c,v 1.116 2006/03/21 17:56:36 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 #define DELETE_THEN_REFRESH 1 extern color_t *add_color(resource_t *rh_resource, color_t *color); gboolean native_choose_color(resource_t *lh_resource, color_t *no_color); void native_update_node_weight(resource_t *rsc, rsc_to_node_t *cons, node_t *cons_node, GListPtr nodes); void native_rsc_colocation_rh_must(resource_t *rsc_lh, gboolean update_lh, resource_t *rsc_rh, gboolean update_rh); void native_rsc_colocation_rh_mustnot(resource_t *rsc_lh, gboolean update_lh, resource_t *rsc_rh, gboolean update_rh); void filter_nodes(resource_t *rsc); int num_allowed_nodes4color(color_t *color); void create_notifications(resource_t *rsc, pe_working_set_t *data_set); void Recurring(resource_t *rsc, action_t *start, node_t *node, pe_working_set_t *data_set); void pe_pre_notify( resource_t *rsc, node_t *node, action_t *op, notify_data_t *n_data, pe_working_set_t *data_set); void pe_post_notify( resource_t *rsc, node_t *node, action_t *op, notify_data_t *n_data, pe_working_set_t *data_set); gboolean DeleteRsc(resource_t *rsc, node_t *node, pe_working_set_t *data_set); void NoRoleChange(resource_t *rsc, node_t *current, node_t *next, pe_working_set_t *data_set); gboolean StopRsc(resource_t *rsc, node_t *next, pe_working_set_t *data_set); gboolean StartRsc(resource_t *rsc, node_t *next, pe_working_set_t *data_set); gboolean DemoteRsc(resource_t *rsc, node_t *next, pe_working_set_t *data_set); gboolean PromoteRsc(resource_t *rsc, node_t *next, pe_working_set_t *data_set); gboolean RoleError(resource_t *rsc, node_t *next, pe_working_set_t *data_set); gboolean NullOp(resource_t *rsc, node_t *next, pe_working_set_t *data_set); enum rsc_role_e rsc_state_matrix[RSC_ROLE_MAX][RSC_ROLE_MAX] = { /* Current State */ /* Next State: Unknown Stopped Started Slave Master */ /* Unknown */ { RSC_ROLE_UNKNOWN, RSC_ROLE_STOPPED, RSC_ROLE_STOPPED, RSC_ROLE_STOPPED, RSC_ROLE_STOPPED, }, /* Stopped */ { RSC_ROLE_STOPPED, RSC_ROLE_STOPPED, RSC_ROLE_STARTED, RSC_ROLE_SLAVE, RSC_ROLE_SLAVE, }, /* Started */ { RSC_ROLE_STOPPED, RSC_ROLE_STOPPED, RSC_ROLE_STARTED, RSC_ROLE_SLAVE, RSC_ROLE_UNKNOWN, }, /* Slave */ { RSC_ROLE_STOPPED, RSC_ROLE_STOPPED, RSC_ROLE_UNKNOWN, RSC_ROLE_SLAVE, RSC_ROLE_MASTER, }, /* Master */ { RSC_ROLE_STOPPED, RSC_ROLE_SLAVE, RSC_ROLE_UNKNOWN, RSC_ROLE_SLAVE, RSC_ROLE_MASTER, }, }; gboolean (*rsc_action_matrix[RSC_ROLE_MAX][RSC_ROLE_MAX])(resource_t*,node_t*,pe_working_set_t*) = { /* Current State */ /* Next State: Unknown Stopped Started Slave Master */ /* Unknown */ { RoleError, StopRsc, RoleError, RoleError, RoleError, }, /* Stopped */ { RoleError, NullOp, StartRsc, StartRsc, RoleError, }, /* Started */ { RoleError, StopRsc, NullOp, NullOp, RoleError, }, /* Slave */ { RoleError, StopRsc, RoleError, NullOp, PromoteRsc, }, /* Master */ { RoleError, RoleError, RoleError, DemoteRsc, NullOp, }, }; typedef struct native_variant_data_s { /* GListPtr allowed_nodes; /\* node_t* *\/ */ } native_variant_data_t; #define get_native_variant_data(data, rsc) \ CRM_ASSERT(rsc->variant == pe_native); \ CRM_ASSERT(rsc->variant_opaque != NULL); \ data = (native_variant_data_t *)rsc->variant_opaque; void native_add_running(resource_t *rsc, node_t *node, pe_working_set_t *data_set) { CRM_CHECK(node != NULL, return); slist_iter( a_node, node_t, rsc->running_on, lpc, CRM_CHECK(a_node != NULL, return); if(safe_str_eq(a_node->details->id, node->details->id)) { return; } ); rsc->running_on = g_list_append(rsc->running_on, node); if(rsc->variant == pe_native) { node->details->running_rsc = g_list_append( node->details->running_rsc, rsc); } if(rsc->variant != pe_native) { } else if(rsc->is_managed == FALSE) { crm_info("resource %s isnt managed", rsc->id); rsc2node_new( "not_managed_default", rsc, INFINITY, node, data_set); return; } else if(rsc->failed) { crm_info("Skipping resource stickiness for failed resource %s", rsc->id); } else if(rsc->stickiness > 0 || rsc->stickiness < 0) { rsc2node_new("stickiness", rsc, rsc->stickiness, node,data_set); crm_debug("Resource %s: preferring current location (%s/%s)", rsc->id, node->details->uname, node->details->id); } if(rsc->variant == pe_native && g_list_length(rsc->running_on) > 1) { const char *type = crm_element_value(rsc->xml, XML_ATTR_TYPE); const char *class = crm_element_value( rsc->xml, XML_AGENT_ATTR_CLASS); /* these are errors because hardly any gets it right * at the moment and this way the might notice */ pe_err("Resource %s::%s:%s appears to be active on %d nodes.", class, type, rsc->id, g_list_length(rsc->running_on)); cl_log(LOG_ERR, "See %s for more information.", HAURL("v2/faq/resource_too_active")); if(rsc->recovery_type == recovery_stop_only) { native_assign_color(rsc, data_set->no_color); } else if(rsc->recovery_type == recovery_block) { rsc->is_managed = FALSE; } } else { crm_debug_2("Resource %s is active on: %s", rsc->id, node->details->uname); } if(rsc->parent != NULL) { native_add_running(rsc->parent, node, data_set); } } void native_unpack(resource_t *rsc, pe_working_set_t *data_set) { native_variant_data_t *native_data = NULL; crm_debug_3("Processing resource %s...", rsc->id); crm_malloc0(native_data, sizeof(native_variant_data_t)); rsc->allowed_nodes = NULL; rsc->running_on = NULL; rsc->variant_opaque = native_data; } resource_t * native_find_child(resource_t *rsc, const char *id) { return NULL; } GListPtr native_children(resource_t *rsc) { return NULL; } static void hash_copy_field(gpointer key, gpointer value, gpointer user_data) { const char *name = key; const char *s_value = value; GHashTable *hash_copy = user_data; g_hash_table_insert(hash_copy, crm_strdup(name), crm_strdup(s_value)); } char * native_parameter( resource_t *rsc, node_t *node, gboolean create, const char *name, pe_working_set_t *data_set) { char *value_copy = NULL; const char *value = NULL; CRM_CHECK(rsc != NULL, return NULL); crm_debug_2("Looking up %s in %s", name, rsc->id); if(create) { GHashTable *local_hash = NULL; if(node != NULL) { crm_debug_2("Creating hash with node %s", node->details->uname); } else { crm_debug_2("Creating default hash"); } local_hash = g_hash_table_new_full( g_str_hash, g_str_equal, g_hash_destroy_str, g_hash_destroy_str); g_hash_table_foreach( rsc->parameters, hash_copy_field, local_hash); unpack_instance_attributes( rsc->xml, XML_TAG_ATTR_SETS, node, local_hash, NULL, 0, data_set); value = g_hash_table_lookup(local_hash, name); if(value != NULL) { value_copy = crm_strdup(value); } g_hash_table_destroy(local_hash); } else { value = g_hash_table_lookup(rsc->parameters, name); if(value != NULL) { value_copy = crm_strdup(value); } } return value_copy; } int native_num_allowed_nodes(resource_t *rsc) { int num_nodes = 0; if(rsc->color) { crm_debug_4("Colored case"); num_nodes = num_allowed_nodes4color(rsc->color); } else if(rsc->candidate_colors) { /* TODO: sort colors first */ color_t *color = g_list_nth_data(rsc->candidate_colors, 0); crm_debug_4("Candidate colors case"); num_nodes = num_allowed_nodes4color(color); } else { crm_debug_4("Default case"); slist_iter( this_node, node_t, rsc->allowed_nodes, lpc, crm_debug_3("Rsc %s Checking %s: %d", rsc->id, this_node->details->uname, this_node->weight); if(this_node->details->shutdown || this_node->details->online == FALSE) { this_node->weight = -INFINITY; } if(this_node->weight < 0) { continue; /* } else if(this_node->details->unclean) { */ /* continue; */ } num_nodes++; ); } crm_debug_2("Resource %s can run on %d nodes", rsc->id, num_nodes); return num_nodes; } int num_allowed_nodes4color(color_t *color) { int num_nodes = 0; if(color->details->pending == FALSE) { if(color->details->chosen_node) { return 1; } return 0; } slist_iter( this_node, node_t, color->details->candidate_nodes, lpc, crm_debug_3("Checking %s: %d", this_node->details->uname, this_node->weight); if(this_node->details->shutdown || this_node->details->online == FALSE) { this_node->weight = -INFINITY; } if(this_node->weight < 0) { continue; /* } else if(this_node->details->unclean) { */ /* continue; */ } num_nodes++; ); return num_nodes; } color_t * native_color(resource_t *rsc, pe_working_set_t *data_set) { color_t *new_color = NULL; print_resource(LOG_DEBUG_2, "Coloring: ", rsc, FALSE); if(rsc->provisional == FALSE) { return rsc->color; } rsc->rsc_cons = g_list_sort( rsc->rsc_cons, sort_cons_strength); /*------ Pre-processing */ slist_iter( constraint, rsc_colocation_t, rsc->rsc_cons, lpc, crm_action_debug_3( print_rsc_colocation( "Pre-Processing constraint", constraint,FALSE)); rsc->fns->rsc_colocation_lh( rsc, constraint->rsc_rh, constraint); ); if( native_choose_color(rsc, data_set->no_color) ) { crm_debug_3("Colored resource %s with color %d", rsc->id, rsc->color->id); new_color = rsc->color; } else { if(rsc->allowed_nodes != NULL) { /* filter out nodes with a negative weight */ filter_nodes(rsc); new_color = create_color(data_set, rsc, rsc->allowed_nodes); native_assign_color(rsc, new_color); } if(new_color == NULL) { pe_warn("Resource %s cannot run anywhere", rsc->id); print_resource(LOG_ERR, "No color: ", rsc, FALSE); native_assign_color(rsc, data_set->no_color); new_color = data_set->no_color; } } rsc->provisional = FALSE; /*------ Post-processing */ #if 1 slist_iter( constraint, rsc_colocation_t, rsc->rsc_cons, lpc, crm_action_debug_3( print_rsc_colocation( "Post-Processing constraint",constraint,FALSE)); rsc->fns->rsc_colocation_lh( rsc, constraint->rsc_rh, constraint); ); #endif print_resource(LOG_DEBUG_3, "Colored", rsc, TRUE); return new_color; } void Recurring(resource_t *rsc, action_t *start, node_t *node, pe_working_set_t *data_set) { char *key = NULL; const char *name = NULL; const char *value = NULL; const char *node_uname = NULL; int interval_ms = 0; action_t *mon = NULL; gboolean is_optional = TRUE; GListPtr possible_matches = NULL; crm_debug_2("Creating recurring actions for %s", rsc->id); if(node != NULL) { node_uname = node->details->uname; } xml_child_iter_filter( rsc->ops_xml, operation, "op", name = crm_element_value(operation, "name"); value = crm_element_value(operation, "interval"); interval_ms = crm_get_msec(value); if(interval_ms <= 0) { continue; } value = crm_element_value(operation, "role"); if(start != NULL && value != NULL && text2role(value) != start->rsc->next_role) { crm_debug_2("Skipping action %s::%s(%s) : %s", start->rsc->id, name, value, role2text(start->rsc->next_role)); continue; } key = generate_op_key(rsc->id, name, interval_ms); if(start != NULL) { crm_debug_3("Marking %s %s due to %s", key, start->optional?"optional":"manditory", start->uuid); is_optional = start->optional; } else { crm_debug_2("Marking %s optional", key); is_optional = TRUE; } /* start a monitor for an already active resource */ possible_matches = find_actions_exact(rsc->actions, key, node); if(possible_matches == NULL) { is_optional = FALSE; crm_debug_3("Marking %s manditory: not active", key); } mon = custom_action(rsc, key, name, node, is_optional, TRUE, data_set); if(is_optional) { crm_debug("%s\t %s (optional)", crm_str(node_uname), mon->uuid); } if(start == NULL || start->runnable == FALSE) { crm_debug("%s\t %s (cancelled : start un-runnable)", crm_str(node_uname), mon->uuid); mon->runnable = FALSE; } else if(node == NULL || node->details->online == FALSE || node->details->unclean) { crm_debug("%s\t %s (cancelled : no node available)", crm_str(node_uname), mon->uuid); mon->runnable = FALSE; } else if(mon->optional == FALSE) { crm_notice("%s\t %s", crm_str(node_uname),mon->uuid); } custom_action_order(rsc, start_key(rsc), NULL, NULL, crm_strdup(key), mon, pe_ordering_restart, data_set); ); } void native_create_actions(resource_t *rsc, pe_working_set_t *data_set) { action_t *start = NULL; node_t *chosen = NULL; enum rsc_role_e role = RSC_ROLE_UNKNOWN; enum rsc_role_e next_role = RSC_ROLE_UNKNOWN; if(rsc->color != NULL) { chosen = rsc->color->details->chosen_node; } unpack_instance_attributes( rsc->xml, XML_TAG_ATTR_SETS, chosen, rsc->parameters, NULL, 0, data_set); crm_debug("%s: %s->%s", rsc->id, role2text(rsc->role), role2text(rsc->next_role)); if(g_list_length(rsc->running_on) > 1) { if(rsc->recovery_type == recovery_stop_start) { pe_err("Attempting recovery of resource %s", rsc->id); StopRsc(rsc, NULL, data_set); rsc->role = RSC_ROLE_STOPPED; } } else if(rsc->running_on != NULL) { node_t *current = rsc->running_on->data; NoRoleChange(rsc, current, chosen, data_set); } else if(rsc->role == RSC_ROLE_STOPPED && rsc->next_role == RSC_ROLE_STOPPED) { char *key = start_key(rsc); GListPtr possible_matches = find_actions(rsc->actions, key, NULL); slist_iter( action, action_t, possible_matches, lpc, action->optional = TRUE; /* action->pseudo = TRUE; */ ); crm_debug_2("Stopping a stopped resource"); crm_free(key); return; } role = rsc->role; while(role != rsc->next_role) { next_role = rsc_state_matrix[role][rsc->next_role]; crm_debug_2("Executing: %s->%s (%s)", role2text(role), role2text(next_role), rsc->id); if(rsc_action_matrix[role][next_role]( rsc, chosen, data_set) == FALSE) { break; } role = next_role; } if(rsc->next_role != RSC_ROLE_STOPPED && rsc->is_managed) { start = start_action(rsc, chosen, TRUE); Recurring(rsc, start, chosen, data_set); } } void native_internal_constraints(resource_t *rsc, pe_working_set_t *data_set) { order_restart(rsc); } void native_rsc_colocation_lh( resource_t *rsc_lh, resource_t *rsc_rh, rsc_colocation_t *constraint) { if(rsc_lh == NULL) { pe_err("rsc_lh was NULL for %s", constraint->id); return; } else if(constraint->rsc_rh == NULL) { pe_err("rsc_rh was NULL for %s", constraint->id); return; } crm_debug_2("Processing colocation constraint between %s and %s", rsc_lh->id, rsc_rh->id); rsc_rh->fns->rsc_colocation_rh(rsc_lh, rsc_rh, constraint); } static gboolean filter_colocation_constraint( resource_t *rsc_lh, resource_t *rsc_rh, rsc_colocation_t *constraint) { if(constraint->strength == pecs_ignore || constraint->strength == pecs_startstop){ crm_debug_4("Skipping constraint type %d", constraint->strength); return FALSE; } if(constraint->state_lh != NULL && text2role(constraint->state_lh) != rsc_lh->next_role) { crm_debug_4("RH: Skipping constraint: \"%s\" state filter", constraint->state_rh); return FALSE; } if(constraint->state_rh != NULL && text2role(constraint->state_rh) != rsc_rh->next_role) { crm_debug_4("RH: Skipping constraint: \"%s\" state filter", constraint->state_rh); return FALSE; } return TRUE; } void native_rsc_colocation_rh( resource_t *rsc_lh, resource_t *rsc_rh, rsc_colocation_t *constraint) { gboolean do_check = FALSE; gboolean update_lh = FALSE; gboolean update_rh = FALSE; crm_debug_2("%sColocating %s with %s (%s)", constraint->strength == pecs_must?"":"Anti-", rsc_lh->id, rsc_rh->id, constraint->id); if(filter_colocation_constraint(rsc_lh, rsc_rh, constraint) == FALSE) { return; } if(rsc_lh->provisional && rsc_rh->provisional) { if(constraint->strength == pecs_must) { /* update effective_priorities */ crm_debug_3("Priority update"); native_rsc_colocation_rh_must( rsc_lh, update_lh, rsc_rh, update_rh); } else { /* nothing */ crm_debug_4( "Skipping constraint, both sides provisional"); } return; } else if( (!rsc_lh->provisional) && (!rsc_rh->provisional) && (!rsc_lh->color->details->pending) && (!rsc_rh->color->details->pending) ) { /* error check */ do_check = TRUE; if(rsc_lh->effective_priority < rsc_rh->effective_priority) { update_lh = TRUE; } else if(rsc_lh->effective_priority > rsc_rh->effective_priority) { update_rh = TRUE; } else { update_lh = TRUE; update_rh = TRUE; } } else if(rsc_lh->provisional == FALSE && rsc_lh->color->details->pending == FALSE) { /* update _them_ : postproc color version */ update_rh = TRUE; } else if(rsc_rh->provisional == FALSE && rsc_rh->color->details->pending == FALSE) { /* update _us_ : postproc color alt version */ update_lh = TRUE; } else if(rsc_lh->provisional == FALSE) { /* update _them_ : preproc version */ update_rh = TRUE; } else if(rsc_rh->provisional == FALSE) { /* update _us_ : postproc version */ update_lh = TRUE; } else { pe_warn("Un-expected combination of inputs"); return; } if(update_lh) { crm_debug_4("Updating LHS"); } if(update_rh) { crm_debug_4("Updating RHS"); } if(do_check) { if(native_constraint_violated( rsc_lh, rsc_rh, constraint) == FALSE) { crm_debug_4("Constraint satisfied"); return; } /* else constraint cant be satisified */ pe_warn("Constraint %s could not be satisfied", constraint->id); if(update_lh) { pe_warn("Marking resource %s unrunnable as a result", rsc_lh->id); 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; crm_debug_2("Applying %s (%s) to %s", constraint->id, role2text(constraint->role_filter), rsc->id); /* take "lifetime" into account */ if(constraint == NULL) { pe_err("Constraint is NULL"); return; } else if(rsc == NULL) { pe_err("LHS of rsc_to_node (%s) is NULL", constraint->id); return; } else if(constraint->role_filter > 0 && constraint->role_filter != rsc->next_role) { crm_debug("Constraint (%s) is not active (role : %s)", constraint->id, role2text(constraint->role_filter)); return; } else if(is_active(constraint) == FALSE) { crm_debug_2("Constraint (%s) is not active", constraint->id); return; } if(constraint->node_list_rh == NULL) { crm_debug_2("RHS of constraint %s is NULL", constraint->id); return; } print_resource(LOG_DEBUG_3, "before update: ", rsc, TRUE); or_list = node_list_or( rsc->allowed_nodes, constraint->node_list_rh, FALSE); pe_free_shallow(rsc->allowed_nodes); rsc->allowed_nodes = or_list; slist_iter(node_rh, node_t, constraint->node_list_rh, lpc, native_update_node_weight(rsc, constraint, node_rh, rsc->allowed_nodes) ); print_resource(LOG_DEBUG_3, "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); ); } gboolean native_active(resource_t *rsc, gboolean all) { slist_iter( a_node, node_t, rsc->running_on, lpc, if(a_node->details->online == FALSE) { crm_debug("Resource %s: node %s is offline", rsc->id, a_node->details->uname); } else if(a_node->details->unclean) { crm_debug("Resource %s: node %s is unclean", rsc->id, a_node->details->uname); } else { crm_debug("Resource %s active on %s", rsc->id, a_node->details->uname); return TRUE; } ); return FALSE; } struct print_data_s { long options; void *print_data; }; static void native_print_attr(gpointer key, gpointer value, gpointer user_data) { long options = ((struct print_data_s*)user_data)->options; void *print_data = ((struct print_data_s*)user_data)->print_data; status_print("Option: %s = %s\n", (char*)key, (char*)value); } void native_print( resource_t *rsc, const char *pre_text, long options, void *print_data) { node_t *node = NULL; const char *prov = crm_element_value(rsc->xml,XML_AGENT_ATTR_PROVIDER); if(rsc->running_on != NULL) { node = rsc->running_on->data; } if(options & pe_print_html) { if(rsc->is_managed == FALSE) { status_print(""); } else if(rsc->failed) { status_print(""); } else if(rsc->variant == pe_native && g_list_length(rsc->running_on) == 0) { status_print(""); } else if(g_list_length(rsc->running_on) > 1) { status_print(""); } else { status_print(""); } } if((options & pe_print_rsconly) || g_list_length(rsc->running_on) > 1) { const char *desc = NULL; desc = crm_element_value(rsc->xml, XML_ATTR_DESC); status_print("%s%s (%s%s%s:%s)%s%s", pre_text?pre_text:"", rsc->id, prov?prov:"", prov?"::":"", crm_element_value(rsc->xml, XML_AGENT_ATTR_CLASS), crm_element_value(rsc->xml, XML_ATTR_TYPE), desc?": ":"", desc?desc:""); } else { status_print("%s%s (%s%s%s:%s):\t%s%s", pre_text?pre_text:"", rsc->id, prov?prov:"", prov?"::":"", crm_element_value(rsc->xml, XML_AGENT_ATTR_CLASS), crm_element_value(rsc->xml, XML_ATTR_TYPE), (rsc->variant!=pe_native)?"":node==NULL?"NOT ACTIVE":node->details->uname, rsc->is_managed?"":" (unmanaged) "); #if CURSES_ENABLED if(options & pe_print_ncurses) { move(-1, 0); } #endif } if(options & pe_print_html) { status_print(" "); } if((options & pe_print_rsconly)) { } else if(g_list_length(rsc->running_on) > 1) { if(options & pe_print_html) { status_print("
    \n"); } else if((options & pe_print_printf) || (options & pe_print_ncurses)) { status_print("["); } slist_iter(node, node_t, rsc->running_on, lpc, if(options & pe_print_html) { status_print("
  • \n%s", node->details->uname); } else if((options & pe_print_printf) || (options & pe_print_ncurses)) { status_print("\t%s", node->details->uname); } else if((options & pe_print_log)) { status_print("\t%d : %s", lpc, node->details->uname); } else { status_print("%s", node->details->uname); } if(options & pe_print_html) { status_print("
    • \n"); } ); if(options & pe_print_html) { status_print("
\n"); } else if((options & pe_print_printf) || (options & pe_print_ncurses)) { status_print(" ]"); } } if(options & pe_print_html) { status_print("
\n"); } else if((options & pe_print_printf) || (options & pe_print_ncurses)) { status_print("\n"); } if(options & pe_print_details) { struct print_data_s pdata; pdata.options = options; pdata.print_data = print_data; g_hash_table_foreach(rsc->parameters, native_print_attr, &pdata); } if(options & pe_print_dev) { status_print("%s\t(%s%svariant=%s, priority=%f)", pre_text, rsc->provisional?"provisional, ":"", rsc->runnable?"":"non-startable, ", crm_element_name(rsc->xml), (double)rsc->priority); status_print("%s\t%d candidate colors, %d allowed nodes," " %d rsc_cons", pre_text, g_list_length(rsc->candidate_colors), g_list_length(rsc->allowed_nodes), g_list_length(rsc->rsc_cons)); } if(options & pe_print_max_details) { status_print("%s\t=== Actions.\n", pre_text); slist_iter( action, action_t, rsc->actions, lpc, log_action(LOG_DEBUG_4, "\trsc action: ", action, FALSE); ); status_print("%s\t=== Colors\n", pre_text); slist_iter( color, color_t, rsc->candidate_colors, lpc, print_color("\t", color, FALSE) ); status_print("%s\t=== Allowed Nodes\n", pre_text); slist_iter( node, node_t, rsc->allowed_nodes, lpc, print_node("\t", node, FALSE); ); } } void native_free(resource_t *rsc) { crm_debug_4("Freeing Allowed Nodes"); crm_free(rsc->color); common_free(rsc); } void native_rsc_colocation_rh_must(resource_t *rsc_lh, gboolean update_lh, resource_t *rsc_rh, gboolean update_rh) { gboolean do_merge = FALSE; GListPtr old_list = NULL; GListPtr merged_node_list = NULL; int max_pri = rsc_lh->effective_priority; if(max_pri < rsc_rh->effective_priority) { max_pri = rsc_rh->effective_priority; } rsc_lh->effective_priority = max_pri; rsc_rh->effective_priority = max_pri; crm_debug_2("Colocating %s with %s." " Update LHS: %s, Update RHS: %s", rsc_lh->id, rsc_rh->id, update_lh?"true":"false", update_rh?"true":"false"); if(rsc_lh->color && rsc_rh->color) { do_merge = TRUE; merged_node_list = node_list_and( rsc_lh->color->details->candidate_nodes, rsc_rh->color->details->candidate_nodes, TRUE); } else if(rsc_lh->color) { do_merge = TRUE; merged_node_list = node_list_and( rsc_lh->color->details->candidate_nodes, rsc_rh->allowed_nodes, TRUE); } else if(rsc_rh->color) { do_merge = TRUE; merged_node_list = node_list_and( rsc_lh->allowed_nodes, rsc_rh->color->details->candidate_nodes, TRUE); } if(update_lh && rsc_rh != rsc_lh) { CRM_CHECK(rsc_lh->color != rsc_rh->color, return); crm_free(rsc_lh->color); rsc_lh->runnable = rsc_rh->runnable; rsc_lh->provisional = rsc_rh->provisional; CRM_CHECK(rsc_rh->color != NULL, return); native_assign_color(rsc_lh, rsc_rh->color); } if(update_rh && rsc_rh != rsc_lh) { CRM_CHECK(rsc_lh->color != rsc_rh->color, return); crm_free(rsc_rh->color); rsc_rh->runnable = rsc_lh->runnable; rsc_rh->provisional = rsc_lh->provisional; CRM_CHECK(rsc_lh->color != NULL, return); native_assign_color(rsc_rh, rsc_lh->color); } if((update_rh || update_lh) && do_merge) { crm_debug_4("Merging candidate nodes"); old_list = rsc_rh->color->details->candidate_nodes; rsc_rh->color->details->candidate_nodes = merged_node_list; pe_free_shallow(old_list); } crm_debug_4("Finished processing pecs_must constraint"); } void native_rsc_colocation_rh_mustnot(resource_t *rsc_lh, gboolean update_lh, resource_t *rsc_rh, gboolean update_rh) { color_t *color_lh = NULL; color_t *color_rh = NULL; crm_debug_4("Processing pecs_must_not constraint"); /* pecs_must_not */ color_rh = rsc_rh->color; color_lh = rsc_lh->color; if(update_lh) { if(rsc_lh->provisional && color_rh != NULL) { color_lh = add_color(rsc_lh, color_rh); color_lh->local_weight = -INFINITY; crm_debug_2("LH: Removed color %d from resource %s", color_lh->id, rsc_lh->id); crm_action_debug_3( print_color("Removed LH", color_lh, FALSE)); print_resource(LOG_DEBUG_3, "Modified LH", rsc_lh,TRUE); } else if(rsc_lh->provisional) { } else if(color_lh && color_lh->details->pending) { node_t *node_lh = NULL; node_lh = pe_find_node_id( color_lh->details->candidate_nodes, safe_val5(NULL, color_rh, details, chosen_node, details, id)); if(node_lh != NULL) { node_lh->weight = -INFINITY; crm_debug_2("LH: Removed node %s from color %d", node_lh->details->uname, color_lh->id); crm_action_debug_3( print_node("Removed LH", node_lh, FALSE)); crm_action_debug_3( print_color("Modified LH", color_lh, FALSE)); } } else { /* error, rsc marked as unrunnable above */ pe_warn("lh else"); } } /* in case anything was modified */ color_rh = rsc_rh->color; color_lh = rsc_lh->color; if(update_rh) { if(rsc_rh->provisional && color_lh != NULL) { color_rh = add_color(rsc_lh, color_lh); color_rh->local_weight = -INFINITY; crm_debug_2("RH: Removed color %d from resource %s", color_rh->id, rsc_rh->id); crm_action_debug_3( print_color("Removed RH", color_rh, FALSE)); print_resource(LOG_DEBUG_3, "Modified RH", rsc_rh, TRUE); } else if(rsc_rh->provisional) { } else if(color_rh && color_rh->details->pending) { node_t *node_rh = NULL; node_rh = pe_find_node_id( color_rh->details->candidate_nodes, safe_val5(NULL, color_lh, details, chosen_node, details, id)); if(node_rh != NULL) { node_rh->weight = -INFINITY; crm_debug_2("RH: Removed node %s from color %d", node_rh->details->uname, color_rh->id); crm_action_debug_3( print_node("Removed RH", node_rh, FALSE)); crm_action_debug_3( print_color("Modified RH", color_rh, FALSE)); } } else { /* error, rsc marked as unrunnable above */ pe_warn("rh else"); } } } void native_agent_constraints(resource_t *rsc) { } gboolean native_choose_color(resource_t *rsc, color_t *no_color) { GListPtr sorted_colors = NULL; if(rsc->runnable == FALSE) { native_assign_color(rsc, no_color); } if(rsc->provisional == FALSE) { return !rsc->provisional; } sorted_colors = g_list_sort( rsc->candidate_colors, sort_color_weight); rsc->candidate_colors = sorted_colors; crm_debug_2("Choose a color from %d possibilities", g_list_length(sorted_colors)); slist_iter( this_color, color_t, rsc->candidate_colors, lpc, GListPtr intersection = NULL; GListPtr minus = NULL; int len = 0; if(this_color == NULL) { pe_err("color was NULL"); continue; } else if(this_color->local_weight < 0) { /* no valid color available */ crm_debug("no valid color available"); break; } else if(rsc->effective_priority < this_color->details->highest_priority) { minus = node_list_minus( this_color->details->candidate_nodes, rsc->allowed_nodes, TRUE); len = g_list_length(minus); pe_free_shallow(minus); } else { intersection = node_list_and( this_color->details->candidate_nodes, rsc->allowed_nodes, TRUE); len = g_list_length(intersection); pe_free_shallow(intersection); } if(len > 0) { crm_debug("Assigning color to %s", rsc->id); native_assign_color(rsc, this_color); break; } ); return !rsc->provisional; } void native_assign_color(resource_t *rsc, color_t *color) { color_t *local_color = add_color(rsc, color); GListPtr intersection = NULL; GListPtr old_list = NULL; rsc->provisional = FALSE; CRM_CHECK(local_color != NULL, return); local_color->details->allocated_resources = g_list_append(local_color->details->allocated_resources,rsc); if(rsc->variant == pe_native) { (local_color->details->num_resources)++; rsc->color = copy_color(local_color); crm_debug_3("Created intersection for color %d", local_color->id); intersection = node_list_and( local_color->details->candidate_nodes, rsc->allowed_nodes, FALSE); old_list = local_color->details->candidate_nodes; pe_free_shallow(old_list); local_color->details->candidate_nodes = intersection; } crm_debug_2("Colored resource %s with color %d", rsc->id, local_color->id); print_resource(LOG_DEBUG_3, "Colored Resource", rsc, TRUE); return; } void native_update_node_weight(resource_t *rsc, rsc_to_node_t *cons, node_t *cons_node, GListPtr nodes) { node_t *node_rh = NULL; CRM_CHECK(cons_node != NULL, return); node_rh = pe_find_node_id( rsc->allowed_nodes, cons_node->details->id); if(node_rh == NULL) { pe_err("Node not found - adding %s to %s", cons_node->details->id, rsc->id); node_rh = node_copy(cons_node); rsc->allowed_nodes = g_list_append( rsc->allowed_nodes, node_rh); node_rh = pe_find_node_id( rsc->allowed_nodes, cons_node->details->id); CRM_CHECK(node_rh != NULL, return); return; } CRM_CHECK(node_rh != NULL, return); if(node_rh == NULL) { pe_err("Node not found - cant update"); return; } if(node_rh->weight >= INFINITY && cons_node->weight <= -INFINITY) { pe_err("Constraint \"%s\" mixes +/- INFINITY (%s)", cons->id, rsc->id); } else if(node_rh->details->shutdown == TRUE || node_rh->details->online == FALSE || node_rh->details->unclean == TRUE) { } else if(node_rh->weight <= -INFINITY && cons_node->weight >= INFINITY) { pe_err("Constraint \"%s\" mixes +/- INFINITY (%s)", cons->id, rsc->id); } if(node_rh->fixed) { /* warning */ crm_debug_2("Constraint %s is irrelevant as the" " weight of node %s is fixed as %d (%s).", cons->id, node_rh->details->uname, node_rh->weight, rsc->id); return; } node_rh->weight = merge_weights(node_rh->weight, cons_node->weight); if(node_rh->weight <= -INFINITY) { crm_debug_3("Constraint %s (-INFINITY): node %s weight %d (%s).", cons->id, node_rh->details->uname, node_rh->weight, rsc->id); } else if(node_rh->weight >= INFINITY) { crm_debug_3("Constraint %s (+INFINITY): node %s weight %d (%s).", cons->id, node_rh->details->uname, node_rh->weight, rsc->id); } else { crm_debug_3("Constraint %s (%d): node %s weight %d (%s).", cons->id, cons_node->weight, node_rh->details->uname, node_rh->weight, rsc->id); } if(node_rh->weight < 0) { node_rh->fixed = TRUE; } crm_action_debug_3(print_node("Updated", node_rh, FALSE)); return; } gboolean native_constraint_violated( resource_t *rsc_lh, resource_t *rsc_rh, rsc_colocation_t *constraint) { GListPtr result = NULL; color_t *color_lh = NULL; color_t *color_rh = NULL; GListPtr candidate_nodes_lh = NULL; GListPtr candidate_nodes_rh = NULL; gboolean matched = FALSE; color_lh = rsc_lh->color; color_rh = rsc_rh->color; if(constraint->strength == pecs_must_not) { matched = TRUE; } if(rsc_lh->provisional || rsc_rh->provisional) { return FALSE; } if(color_lh->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) { print_resource(LOG_DEBUG_3, "Filtering nodes for: ", rsc, FALSE); slist_iter( node, node_t, rsc->allowed_nodes, lpc, if(node == NULL) { pe_err("Invalid NULL node"); } else if(node->weight < 0.0 || node->details->shutdown || node->details->online == FALSE || node->details->type == node_ping) { crm_action_debug_3(print_node("Removing", node, FALSE)); rsc->allowed_nodes = g_list_remove(rsc->allowed_nodes, node); crm_free(node); lpc = -1; /* restart the loop */ } ); } enum rsc_role_e native_resource_state(resource_t *rsc) { if(rsc->next_role != RSC_ROLE_UNKNOWN) { return rsc->next_role; } if(rsc->role != RSC_ROLE_UNKNOWN) { return rsc->role; } return RSC_ROLE_STOPPED; } void create_notifications(resource_t *rsc, pe_working_set_t *data_set) { if(rsc->notify == FALSE) { return; } /* slist_iter( */ /* action, action_t, rsc->actions, lpc, */ /* ); */ } static void register_activity(resource_t *rsc, enum action_tasks task, node_t *node, notify_data_t *n_data) { notify_entry_t *entry = NULL; crm_malloc0(entry, sizeof(notify_entry_t)); entry->rsc = rsc; entry->node = node; switch(task) { case start_rsc: n_data->start = g_list_append(n_data->start, entry); break; case stop_rsc: n_data->stop = g_list_append(n_data->stop, entry); break; case action_promote: n_data->promote = g_list_append(n_data->promote, entry); break; case action_demote: n_data->demote = g_list_append(n_data->demote, entry); break; default: crm_err("Unsupported notify action: %s", task2text(task)); break; } } static void register_state(resource_t *rsc, node_t *on_node, notify_data_t *n_data) { notify_entry_t *entry = NULL; crm_malloc0(entry, sizeof(notify_entry_t)); entry->rsc = rsc; entry->node = on_node; crm_err("%s state: %s", rsc->id, role2text(rsc->next_role)); switch(rsc->next_role) { case RSC_ROLE_STOPPED: /* n_data->inactive = g_list_append(n_data->inactive, entry); */ crm_free(entry); break; case RSC_ROLE_STARTED: n_data->active = g_list_append(n_data->active, entry); break; case RSC_ROLE_SLAVE: n_data->slave = g_list_append(n_data->slave, entry); break; case RSC_ROLE_MASTER: n_data->master = g_list_append(n_data->master, entry); break; default: crm_err("Unsupported notify role"); break; } } void native_create_notify_element(resource_t *rsc, action_t *op, notify_data_t *n_data, pe_working_set_t *data_set) { node_t *next_node = NULL; gboolean registered = FALSE; char *op_key = NULL; GListPtr possible_matches = NULL; enum action_tasks task = text2task(op->task); if(op->pre_notify == NULL || op->post_notify == NULL) { /* no notifications required */ crm_debug_4("No notificaitons required for %s", op->task); return; } next_node = rsc->color->details->chosen_node; op_key = generate_op_key(rsc->id, op->task, 0); possible_matches = find_actions(rsc->actions, op_key, NULL); crm_debug_2("Creating notificaitons for: %s (%s->%s)", op->uuid, role2text(rsc->role), role2text(rsc->next_role)); if(rsc->role == rsc->next_role) { register_state(rsc, next_node, n_data); } slist_iter( local_op, action_t, possible_matches, lpc, local_op->notify_keys = n_data->keys; if(local_op->optional == FALSE) { registered = TRUE; register_activity(rsc, task, local_op->node, n_data); } ); /* stop / demote */ if(rsc->role != RSC_ROLE_STOPPED) { if(task == stop_rsc || task == action_demote) { slist_iter( current_node, node_t, rsc->running_on, lpc, pe_pre_notify(rsc, current_node, op, n_data, data_set); if(task == action_demote || registered == FALSE) { pe_post_notify(rsc, current_node, op, n_data, data_set); } ); } } /* start / promote */ if(rsc->next_role != RSC_ROLE_STOPPED) { CRM_CHECK(next_node != NULL, return); if(task == start_rsc || task == action_promote) { if(task != start_rsc || registered == FALSE) { pe_pre_notify(rsc, next_node, op, n_data, data_set); } pe_post_notify(rsc, next_node, op, n_data, data_set); } } crm_free(op_key); pe_free_shallow_adv(possible_matches, FALSE); } static void dup_attr(gpointer key, gpointer value, gpointer user_data) { g_hash_table_replace(user_data, crm_strdup(key), crm_strdup(value)); } static void pe_notify(resource_t *rsc, node_t *node, action_t *op, action_t *confirm, notify_data_t *n_data, pe_working_set_t *data_set) { char *key = NULL; action_t *trigger = NULL; action_wrapper_t *wrapper = NULL; const char *value = NULL; const char *task = NULL; if(op == NULL || confirm == NULL) { crm_debug_2("Op=%p confirm=%p", op, confirm); return; } CRM_CHECK(node != NULL, return); value = g_hash_table_lookup(op->extra, "notify_type"); task = g_hash_table_lookup(op->extra, "notify_operation"); crm_debug_2("Creating actions for %s: %s (%s-%s)", op->uuid, rsc->id, value, task); key = generate_notify_key(rsc->id, value, task); trigger = custom_action(rsc, key, op->task, node, op->optional, TRUE, data_set); g_hash_table_foreach(op->extra, dup_attr, trigger->extra); trigger->notify_keys = n_data->keys; /* pseudo_notify before notify */ crm_debug_3("Ordering %s before %s (%d->%d)", op->uuid, trigger->uuid, trigger->id, op->id); crm_malloc0(wrapper, sizeof(action_wrapper_t)); wrapper->action = op; wrapper->type = pe_ordering_manditory; trigger->actions_before=g_list_append(trigger->actions_before, wrapper); wrapper = NULL; crm_malloc0(wrapper, sizeof(action_wrapper_t)); wrapper->action = trigger; wrapper->type = pe_ordering_manditory; op->actions_after = g_list_append(op->actions_after, wrapper); value = g_hash_table_lookup(op->extra, "notify_confirm"); if(crm_is_true(value)) { /* notify before pseudo_notified */ crm_debug_3("Ordering %s before %s (%d->%d)", trigger->uuid, confirm->uuid, confirm->id, trigger->id); wrapper = NULL; crm_malloc0(wrapper, sizeof(action_wrapper_t)); wrapper->action = trigger; wrapper->type = pe_ordering_manditory; confirm->actions_before = g_list_append( confirm->actions_before, wrapper); wrapper = NULL; crm_malloc0(wrapper, sizeof(action_wrapper_t)); wrapper->action = confirm; wrapper->type = pe_ordering_manditory; trigger->actions_after = g_list_append( trigger->actions_after, wrapper); } } void pe_pre_notify(resource_t *rsc, node_t *node, action_t *op, notify_data_t *n_data, pe_working_set_t *data_set) { crm_debug_2("%s: %s", rsc->id, op->uuid); pe_notify(rsc, node, op->pre_notify, op->pre_notified, n_data, data_set); } void pe_post_notify(resource_t *rsc, node_t *node, action_t *op, notify_data_t *n_data, pe_working_set_t *data_set) { crm_debug_2("%s: %s", rsc->id, op->uuid); pe_notify(rsc, node, op->post_notify, op->post_notified, n_data, data_set); } void NoRoleChange(resource_t *rsc, node_t *current, node_t *next, pe_working_set_t *data_set) { action_t *start = NULL; action_t *stop = NULL; crm_debug("Executing: %s (role=%s)",rsc->id, role2text(rsc->next_role)); if(current == NULL || next == NULL) { return; } /* use StartRsc/StopRsc */ if(safe_str_neq(current->details->id, next->details->id)) { crm_notice("Move resource %s\t(%s -> %s)", rsc->id, current->details->uname, next->details->uname); stop = stop_action(rsc, current, FALSE); start = start_action(rsc, next, FALSE); if(data_set->remove_after_stop) { DeleteRsc(rsc, current, data_set); } } else { if(rsc->failed) { crm_notice("Recover resource %s\t(%s)", rsc->id, next->details->uname); stop = stop_action(rsc, current, FALSE); start = start_action(rsc, next, FALSE); /* /\* make the restart required *\/ */ /* order_stop_start(rsc, rsc, pe_ordering_manditory); */ } else if(rsc->start_pending) { start = start_action(rsc, next, TRUE); if(start->runnable) { /* wait for StartRsc() to be called */ rsc->role = RSC_ROLE_STOPPED; } else { /* wait for StopRsc() to be called */ rsc->next_role = RSC_ROLE_STOPPED; } } else { stop = stop_action(rsc, current, TRUE); start = start_action(rsc, next, TRUE); stop->optional = start->optional; if(start->runnable == FALSE) { rsc->next_role = RSC_ROLE_STOPPED; } else if(start->optional) { crm_notice("Leave resource %s\t(%s)", rsc->id, next->details->uname); } else { crm_notice("Restart resource %s\t(%s)", rsc->id, next->details->uname); } } } } gboolean StopRsc(resource_t *rsc, node_t *next, pe_working_set_t *data_set) { action_t *stop = NULL; crm_debug_2("Executing: %s", rsc->id); slist_iter( current, node_t, rsc->running_on, lpc, crm_notice(" %s\tStop %s", current->details->uname, rsc->id); stop = stop_action(rsc, current, FALSE); if(data_set->remove_after_stop) { DeleteRsc(rsc, current, data_set); } ); return TRUE; } gboolean DeleteRsc(resource_t *rsc, node_t *node, pe_working_set_t *data_set) { action_t *delete = NULL; action_t *refresh = NULL; char *stop = NULL; char *start = NULL; if(rsc->failed) { crm_debug_2("Resource %s not deleted from %s: failed", rsc->name, node->details->uname); return FALSE; } else if(node == NULL) { crm_debug_2("Resource %s not deleted: NULL node", rsc->name); return FALSE; } else if(node->details->unclean || node->details->online == FALSE) { crm_debug_2("Resource %s not deleted from %s: unrunnable", rsc->name, node->details->uname); return FALSE; } stop = stop_key(rsc); start = start_key(rsc); crm_notice("Removing %s from %s", rsc->name, node->details->uname); delete = delete_action(rsc, node); custom_action_order( rsc, stop, NULL, rsc, NULL, delete, pe_ordering_optional, data_set); custom_action_order( rsc, NULL, delete, rsc, start, NULL, pe_ordering_manditory, data_set); #if DELETE_THEN_REFRESH refresh = custom_action( NULL, crm_strdup(CRM_OP_LRM_REFRESH), CRM_OP_LRM_REFRESH, node, FALSE, TRUE, data_set); add_hash_param(refresh->extra, XML_ATTR_TE_NOWAIT, XML_BOOLEAN_TRUE); custom_action_order( rsc, NULL, delete, NULL, NULL, refresh, pe_ordering_optional, data_set); #endif return TRUE; } gboolean StartRsc(resource_t *rsc, node_t *next, pe_working_set_t *data_set) { action_t *start = NULL; crm_debug_2("Executing: %s", rsc->id); start = start_action(rsc, next, TRUE); if(start->runnable) { crm_notice(" %s\tStart %s", next->details->uname, rsc->id); start->optional = FALSE; } return TRUE; } gboolean PromoteRsc(resource_t *rsc, node_t *next, pe_working_set_t *data_set) { crm_debug_2("Executing: %s", rsc->id); CRM_CHECK(rsc->next_role == RSC_ROLE_MASTER, return FALSE); crm_notice("%s\tPromote %s", next->details->uname, rsc->id); promote_action(rsc, next, FALSE); return TRUE; } gboolean DemoteRsc(resource_t *rsc, node_t *next, pe_working_set_t *data_set) { crm_debug_2("Executing: %s", rsc->id); CRM_CHECK(rsc->next_role == RSC_ROLE_SLAVE, return FALSE); slist_iter( current, node_t, rsc->running_on, lpc, crm_notice("%s\tDeomote %s", next->details->uname, rsc->id); demote_action(rsc, current, FALSE); ); return TRUE; } gboolean RoleError(resource_t *rsc, node_t *next, pe_working_set_t *data_set) { crm_debug("Executing: %s", rsc->id); CRM_CHECK(FALSE, return FALSE); return FALSE; } gboolean NullOp(resource_t *rsc, node_t *next, pe_working_set_t *data_set) { crm_debug("Executing: %s", rsc->id); return FALSE; } gboolean native_create_probe(resource_t *rsc, node_t *node, action_t *complete, - pe_working_set_t *data_set) + gboolean force, pe_working_set_t *data_set) { char *key = NULL; char *target_rc = NULL; action_t *probe = NULL; node_t *running = NULL; CRM_CHECK(node != NULL, return FALSE); if(rsc->orphan) { return FALSE; } running = pe_find_node_id(rsc->known_on, node->details->id); - if(running != NULL) { + if(force == FALSE && running != NULL) { /* we already know the status of the resource on this node */ return FALSE; } target_rc = crm_itoa(EXECRA_NOT_RUNNING); key = generate_op_key(rsc->id, CRMD_ACTION_STATUS, 0); probe = custom_action(rsc, key, CRMD_ACTION_STATUS, node, FALSE, TRUE, data_set); crm_notice("%s: Created probe for %s", node->details->uname, rsc->id); g_hash_table_insert(probe->extra, crm_strdup(XML_ATTR_TE_TARGET_RC), target_rc); g_hash_table_insert(probe->extra, crm_strdup(XML_ATTR_LRM_PROBE), crm_strdup(XML_BOOLEAN_TRUE)); custom_action_order(rsc, NULL, probe, rsc, NULL, complete, pe_ordering_manditory, data_set); return TRUE; } diff --git a/crm/pengine/stages.c b/crm/pengine/stages.c index dad4dbc7f0..e072547a01 100644 --- a/crm/pengine/stages.c +++ b/crm/pengine/stages.c @@ -1,546 +1,550 @@ -/* $Id: stages.c,v 1.88 2006/03/16 23:32:14 andrew Exp $ */ +/* $Id: stages.c,v 1.89 2006/03/21 17:56:36 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 #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); /* * 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 */ 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); } data_set->no_color = create_color(data_set, NULL, NULL); unpack_config(config, data_set); if(value != NULL) { cl_str_to_boolean(value, &data_set->have_quorum); } if(data_set->have_quorum == FALSE && data_set->no_quorum_policy != no_quorum_ignore) { 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\""); /* Take (next) highest resource */ slist_iter( lh_resource, resource_t, data_set->resources, lpc, lh_resource->fns->color(lh_resource, data_set); ); return TRUE; } /* * Check nodes for resources started outside of the LRM */ gboolean stage3(pe_working_set_t *data_set) { action_t *probe_complete = NULL; action_t *probe_node_complete = NULL; slist_iter( node, node_t, data_set->nodes, lpc, + gboolean force_probe = FALSE; const char *probed = g_hash_table_lookup( node->details->attrs, CRM_OP_PROBED); crm_debug("%s probed: %s", node->details->uname, probed); if(crm_is_true(probed)) { continue; } else if(node->details->online == FALSE) { continue; } else if(node->details->unclean) { continue; } else if(probe_complete == NULL) { probe_complete = custom_action( NULL, crm_strdup(CRM_OP_PROBED), CRM_OP_PROBED, NULL, FALSE, TRUE, data_set); probe_complete->pseudo = TRUE; } - + + if(probed != NULL) { + force_probe = TRUE; + } probe_node_complete = custom_action( NULL, crm_strdup(CRM_OP_PROBED), CRM_OP_PROBED, node, FALSE, TRUE, data_set); add_hash_param(probe_node_complete->extra, XML_ATTR_TE_NOWAIT, XML_BOOLEAN_TRUE); custom_action_order(NULL, NULL, probe_node_complete, NULL, NULL, probe_complete, pe_ordering_manditory, data_set); slist_iter( rsc, resource_t, data_set->resources, lpc2, - if(rsc->fns->create_probe( - rsc, node, probe_node_complete, data_set)) { + rsc, node, probe_node_complete, + force_probe, data_set)) { custom_action_order( NULL, NULL, probe_complete, rsc, start_key(rsc), NULL, pe_ordering_manditory, data_set); } ); ); return TRUE; } /* * Choose a node for each (if possible) color */ gboolean stage4(pe_working_set_t *data_set) { node_t *chosen = NULL; 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); chosen = color->details->chosen_node; slist_iter( rsc, resource_t, color->details->allocated_resources, lpc2, crm_debug_2("Processing colocation constraints for %s" " now that color %d is allocated", rsc->id, color->details->id); if(rsc->next_role != RSC_ROLE_UNKNOWN) { } else if(chosen == NULL) { rsc->next_role = RSC_ROLE_STOPPED; } else { rsc->next_role = RSC_ROLE_STARTED; } slist_iter( constraint, rsc_colocation_t, rsc->rsc_cons, lpc, rsc->fns->rsc_colocation_lh( rsc, constraint->rsc_rh, 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; action_t *dc_down = 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, FALSE, TRUE, data_set); down_op->runnable = TRUE; shutdown_constraints( node, down_op, data_set); if(node->details->is_dc) { dc_down = down_op; } } 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, FALSE, TRUE, 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); add_hash_param( stonith_op->extra, "stonith_action", data_set->stonith_action); if(down_op != NULL) { down_op->failure_is_fatal = FALSE; } if(node->details->is_dc) { dc_down = stonith_op; } } if(node->details->unclean) { stonith_constraints( node, stonith_op, down_op, data_set); } ); if(dc_down != NULL) { GListPtr shutdown_matches = find_actions( data_set->actions, CRM_OP_SHUTDOWN, NULL); crm_debug_2("Ordering shutdowns before %s on %s (DC)", down_op->task, down_op->node->details->uname); add_hash_param(dc_down->extra, XML_ATTR_TE_NOWAIT, XML_BOOLEAN_TRUE); slist_iter( action, action_t, shutdown_matches, lpc, if(action->node->details->is_dc) { continue; } crm_debug("Ordering shutdown on %s before %s on %s", action->node->details->uname, dc_down->task, dc_down->node->details->uname); custom_action_order( NULL, crm_strdup(action->task), action, NULL, crm_strdup(dc_down->task), dc_down, pe_ordering_manditory, 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_debug("Creating transition graph %d.", transition_id); data_set->graph = create_xml_node(NULL, XML_TAG_GRAPH); crm_xml_add(data_set->graph, "global_timeout", data_set->transition_idle_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"); crm_notice("Created transition graph %d.", transition_id); 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_2("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("Could not allocate a node for color %d", color->id); return FALSE; } else if(chosen->details->unclean || chosen->details->shutdown) { crm_debug("All nodes for color %d are unavailable" ", unclean or shutting down", color->id); color->details->chosen_node = NULL; return FALSE; } else if(chosen->weight < 0) { crm_debug_2("Even highest ranked node for color %d, had weight %d", color->id, chosen->weight); color->details->chosen_node = NULL; return FALSE; } /* todo: update the old node for each resource to reflect its * new resource count */ crm_debug_2("assigned %s to color %d", chosen->details->uname, color->id); chosen->details->num_resources += color->details->num_resources; color->details->chosen_node = node_copy(chosen); return TRUE; }