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diff --git a/lib/pengine/complex.c b/lib/pengine/complex.c
index 0ccdaf95c4..0f24ef9d31 100644
--- a/lib/pengine/complex.c
+++ b/lib/pengine/complex.c
@@ -1,616 +1,616 @@
/*
* Copyright (C) 2004 Andrew Beekhof <andrew@beekhof.net>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser 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 library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <crm_internal.h>
#include <utils.h>
#include <crm/pengine/rules.h>
#include <crm/msg_xml.h>
extern xmlNode *get_object_root(const char *object_type,xmlNode *the_root);
void populate_hash(xmlNode *nvpair_list, GHashTable *hash,
const char **attrs, int attrs_length);
resource_object_functions_t resource_class_functions[] = {
{
native_unpack,
native_find_rsc,
native_parameter,
native_print,
native_active,
native_resource_state,
native_location,
native_free
},
{
group_unpack,
native_find_rsc,
native_parameter,
group_print,
group_active,
group_resource_state,
native_location,
group_free
},
{
clone_unpack,
native_find_rsc,
native_parameter,
clone_print,
clone_active,
clone_resource_state,
native_location,
clone_free
},
{
master_unpack,
native_find_rsc,
native_parameter,
clone_print,
clone_active,
clone_resource_state,
native_location,
clone_free
}
};
enum pe_obj_types get_resource_type(const char *name)
{
if(safe_str_eq(name, XML_CIB_TAG_RESOURCE)) {
return pe_native;
} else if(safe_str_eq(name, XML_CIB_TAG_GROUP)) {
return pe_group;
} else if(safe_str_eq(name, XML_CIB_TAG_INCARNATION)) {
return pe_clone;
} else if(safe_str_eq(name, XML_CIB_TAG_MASTER)) {
return pe_master;
}
return pe_unknown;
}
const char *get_resource_typename(enum pe_obj_types type)
{
switch(type) {
case pe_native:
return XML_CIB_TAG_RESOURCE;
case pe_group:
return XML_CIB_TAG_GROUP;
case pe_clone:
return XML_CIB_TAG_INCARNATION;
case pe_master:
return XML_CIB_TAG_MASTER;
case pe_unknown:
return "unknown";
}
return "<unknown>";
}
static void dup_attr(gpointer key, gpointer value, gpointer user_data)
{
add_hash_param(user_data, key, value);
}
void
get_meta_attributes(GHashTable *meta_hash, resource_t *rsc,
node_t *node, pe_working_set_t *data_set)
{
GHashTable *node_hash = NULL;
if(node) {
node_hash = node->details->attrs;
}
xml_prop_iter(rsc->xml, prop_name, prop_value,
add_hash_param(meta_hash, prop_name, prop_value);
);
unpack_instance_attributes(data_set->input, rsc->xml, XML_TAG_META_SETS, node_hash,
meta_hash, NULL, FALSE, data_set->now);
/* populate from the regular attributes until the GUI can create
* meta attributes
*/
unpack_instance_attributes(data_set->input, rsc->xml, XML_TAG_ATTR_SETS, node_hash,
meta_hash, NULL, FALSE, data_set->now);
/* set anything else based on the parent */
if(rsc->parent != NULL) {
g_hash_table_foreach(rsc->parent->meta, dup_attr, meta_hash);
}
/* and finally check the defaults */
unpack_instance_attributes(data_set->input, data_set->rsc_defaults, XML_TAG_META_SETS, node_hash,
meta_hash, NULL, FALSE, data_set->now);
}
void
get_rsc_attributes(GHashTable *meta_hash, resource_t *rsc,
node_t *node, pe_working_set_t *data_set)
{
GHashTable *node_hash = NULL;
if(node) {
node_hash = node->details->attrs;
}
unpack_instance_attributes(data_set->input, rsc->xml, XML_TAG_ATTR_SETS, node_hash,
meta_hash, NULL, FALSE, data_set->now);
/* set anything else based on the parent */
if(rsc->parent != NULL) {
get_rsc_attributes(meta_hash, rsc->parent, node, data_set);
} else {
/* and finally check the defaults */
unpack_instance_attributes(data_set->input, data_set->rsc_defaults, XML_TAG_ATTR_SETS, node_hash,
meta_hash, NULL, FALSE, data_set->now);
}
}
static char*
template_op_key(xmlNode *op)
{
const char *name = crm_element_value(op, "name");
const char *role = crm_element_value(op, "role");
char *key = NULL;
if(role == NULL
|| crm_str_eq(role, RSC_ROLE_STARTED_S, TRUE)
|| crm_str_eq(role, RSC_ROLE_SLAVE_S, TRUE)) {
role = RSC_ROLE_UNKNOWN_S;
}
key = crm_concat(name, role, '-');
return key;
}
static gboolean
unpack_template(xmlNode *xml_obj, xmlNode **expanded_xml, pe_working_set_t *data_set)
{
xmlNode *cib_resources = NULL;
xmlNode *template = NULL;
xmlNode *new_xml = NULL;
xmlNode *child_xml = NULL;
xmlNode *rsc_ops = NULL;
xmlNode *template_ops = NULL;
const char *template_ref = NULL;
const char *id = NULL;
if(xml_obj == NULL) {
pe_err("No resource object for template unpacking");
return FALSE;
}
template_ref = crm_element_value(xml_obj, XML_CIB_TAG_RSC_TEMPLATE);
if(template_ref == NULL) {
return TRUE;
}
id = ID(xml_obj);
if(id == NULL) {
pe_err("'%s' object must have a id", crm_element_name(xml_obj));
return FALSE;
}
if(crm_str_eq(template_ref, id, TRUE)) {
pe_err("The resource object '%s' should not reference itself", id);
return FALSE;
}
cib_resources = get_object_root(XML_CIB_TAG_RESOURCES, data_set->input);
if(cib_resources == NULL) {
pe_err("Cannot get the root of object '%s'", XML_CIB_TAG_RESOURCES);
return FALSE;
}
template = find_entity(cib_resources, XML_CIB_TAG_RSC_TEMPLATE, template_ref);
if(template == NULL) {
pe_err("No template named '%s'", template_ref);
return FALSE;
}
new_xml = copy_xml(template);
- new_xml->name = (xmlChar *)crm_strdup((const char*)xml_obj->name);
+ xmlNodeSetName(new_xml, xml_obj->name);
crm_xml_replace(new_xml, XML_ATTR_ID, id);
template_ops = find_xml_node(new_xml, "operations", FALSE);
for(child_xml = __xml_first_child(xml_obj); child_xml != NULL; child_xml = __xml_next(child_xml)) {
xmlNode *new_child = NULL;
new_child = add_node_copy(new_xml, child_xml);
if(crm_str_eq((const char *)new_child->name, "operations", TRUE)) {
rsc_ops = new_child;
}
}
if(template_ops && rsc_ops) {
xmlNode * op = NULL;
GHashTable *rsc_ops_hash = g_hash_table_new_full(
crm_str_hash, g_str_equal, g_hash_destroy_str, NULL);
for(op = __xml_first_child(rsc_ops); op != NULL; op = __xml_next(op)) {
char *key = template_op_key(op);
g_hash_table_insert(rsc_ops_hash, key, op);
}
for(op = __xml_first_child(template_ops); op != NULL; op = __xml_next(op)) {
char *key = template_op_key(op);
if(g_hash_table_lookup(rsc_ops_hash, key) == NULL) {
add_node_copy(rsc_ops, op);
}
crm_free(key);
}
if(rsc_ops_hash) {
g_hash_table_destroy(rsc_ops_hash);
}
free_xml_from_parent(NULL, template_ops);
}
/*free_xml(*expanded_xml);*/
*expanded_xml = new_xml;
/* Disable multi-level templates for now */
/*if(unpack_template(new_xml, expanded_xml, data_set) == FALSE) {
free_xml(*expanded_xml);
*expanded_xml = NULL;
return FALSE;
}*/
return TRUE;
}
gboolean
common_unpack(xmlNode * xml_obj, resource_t **rsc,
resource_t *parent, pe_working_set_t *data_set)
{
xmlNode *expanded_xml = NULL;
xmlNode *ops = NULL;
resource_t *top = NULL;
const char *value = NULL;
const char *id = crm_element_value(xml_obj, XML_ATTR_ID);
const char *class = crm_element_value(xml_obj, XML_AGENT_ATTR_CLASS);
crm_log_xml_debug_3(xml_obj, "Processing resource input...");
if(id == NULL) {
pe_err("Must specify id tag in <resource>");
return FALSE;
} else if(rsc == NULL) {
pe_err("Nowhere to unpack resource into");
return FALSE;
}
if(unpack_template(xml_obj, &expanded_xml, data_set) == FALSE) {
return FALSE;
}
crm_malloc0(*rsc, sizeof(resource_t));
if(expanded_xml) {
crm_log_xml_debug_3(expanded_xml, "Expanded resource...");
(*rsc)->xml = expanded_xml;
(*rsc)->orig_xml = xml_obj;
} else {
(*rsc)->xml = xml_obj;
(*rsc)->orig_xml = NULL;
}
(*rsc)->parent = parent;
ops = find_xml_node((*rsc)->xml, "operations", FALSE);
(*rsc)->ops_xml = expand_idref(ops, data_set->input);
(*rsc)->variant = get_resource_type(crm_element_name(xml_obj));
if((*rsc)->variant == pe_unknown) {
pe_err("Unknown resource type: %s", crm_element_name(xml_obj));
crm_free(*rsc);
return FALSE;
}
(*rsc)->parameters = g_hash_table_new_full(
crm_str_hash,g_str_equal, g_hash_destroy_str,g_hash_destroy_str);
(*rsc)->meta = g_hash_table_new_full(
crm_str_hash,g_str_equal, g_hash_destroy_str,g_hash_destroy_str);
(*rsc)->allowed_nodes = g_hash_table_new_full(
crm_str_hash,g_str_equal, NULL, g_hash_destroy_str);
(*rsc)->known_on = g_hash_table_new_full(
crm_str_hash,g_str_equal, NULL, g_hash_destroy_str);
value = crm_element_value(xml_obj, XML_RSC_ATTR_INCARNATION);
if(value) {
(*rsc)->id = crm_concat(id, value, ':');
add_hash_param((*rsc)->meta, XML_RSC_ATTR_INCARNATION, value);
} else {
(*rsc)->id = crm_strdup(id);
}
if(parent) {
(*rsc)->long_name = crm_concat(parent->long_name, (*rsc)->id, ':');
} else {
(*rsc)->long_name = crm_strdup((*rsc)->id);
}
(*rsc)->fns = &resource_class_functions[(*rsc)->variant];
crm_debug_3("Unpacking resource...");
get_meta_attributes((*rsc)->meta, *rsc, NULL, data_set);
(*rsc)->flags = 0;
set_bit((*rsc)->flags, pe_rsc_runnable);
set_bit((*rsc)->flags, pe_rsc_provisional);
if(is_set(data_set->flags, pe_flag_is_managed_default)) {
set_bit((*rsc)->flags, pe_rsc_managed);
}
(*rsc)->rsc_cons = NULL;
(*rsc)->rsc_tickets = NULL;
(*rsc)->actions = NULL;
(*rsc)->role = RSC_ROLE_STOPPED;
(*rsc)->next_role = RSC_ROLE_UNKNOWN;
(*rsc)->recovery_type = recovery_stop_start;
(*rsc)->stickiness = data_set->default_resource_stickiness;
(*rsc)->migration_threshold= INFINITY;
(*rsc)->failure_timeout = 0;
value = g_hash_table_lookup((*rsc)->meta, XML_CIB_ATTR_PRIORITY);
(*rsc)->priority = crm_parse_int(value, "0");
(*rsc)->effective_priority = (*rsc)->priority;
value = g_hash_table_lookup((*rsc)->meta, XML_RSC_ATTR_NOTIFY);
if(crm_is_true(value)) {
set_bit((*rsc)->flags, pe_rsc_notify);
}
value = g_hash_table_lookup((*rsc)->meta, XML_RSC_ATTR_MANAGED);
if(value != NULL && safe_str_neq("default", value)) {
gboolean bool_value = TRUE;
crm_str_to_boolean(value, &bool_value);
if(bool_value == FALSE) {
clear_bit((*rsc)->flags, pe_rsc_managed);
} else {
set_bit((*rsc)->flags, pe_rsc_managed);
}
}
if(is_set(data_set->flags, pe_flag_maintenance_mode)) {
clear_bit((*rsc)->flags, pe_rsc_managed);
}
crm_debug_2("Options for %s", (*rsc)->id);
value = g_hash_table_lookup((*rsc)->meta, XML_RSC_ATTR_UNIQUE);
top = uber_parent(*rsc);
if(crm_is_true(value) || top->variant < pe_clone) {
set_bit((*rsc)->flags, pe_rsc_unique);
}
value = g_hash_table_lookup((*rsc)->meta, XML_RSC_ATTR_RESTART);
if(safe_str_eq(value, "restart")) {
(*rsc)->restart_type = pe_restart_restart;
crm_debug_2("\tDependency restart handling: restart");
} else {
(*rsc)->restart_type = pe_restart_ignore;
crm_debug_2("\tDependency restart handling: ignore");
}
value = g_hash_table_lookup((*rsc)->meta, XML_RSC_ATTR_MULTIPLE);
if(safe_str_eq(value, "stop_only")) {
(*rsc)->recovery_type = recovery_stop_only;
crm_debug_2("\tMultiple running resource recovery: stop only");
} else if(safe_str_eq(value, "block")) {
(*rsc)->recovery_type = recovery_block;
crm_debug_2("\tMultiple running resource recovery: block");
} else {
(*rsc)->recovery_type = recovery_stop_start;
crm_debug_2("\tMultiple running resource recovery: stop/start");
}
value = g_hash_table_lookup((*rsc)->meta, XML_RSC_ATTR_STICKINESS);
if(value != NULL && safe_str_neq("default", value)) {
(*rsc)->stickiness = char2score(value);
}
value = g_hash_table_lookup((*rsc)->meta, XML_RSC_ATTR_FAIL_STICKINESS);
if(value != NULL && safe_str_neq("default", value)) {
(*rsc)->migration_threshold = char2score(value);
} else if(value == NULL) {
/* Make a best-effort guess at a migration threshold for people with 0.6 configs
* try with underscores and hyphens, from both the resource and global defaults section
*/
value = g_hash_table_lookup((*rsc)->meta, "resource-failure-stickiness");
if(value == NULL) {
value = g_hash_table_lookup((*rsc)->meta, "resource_failure_stickiness");
}
if(value == NULL) {
value = g_hash_table_lookup(data_set->config_hash, "default-resource-failure-stickiness");
}
if(value == NULL) {
value = g_hash_table_lookup(data_set->config_hash, "default_resource_failure_stickiness");
}
if(value) {
int fail_sticky = char2score(value);
if(fail_sticky == -INFINITY) {
(*rsc)->migration_threshold = 1;
crm_info("Set a migration threshold of %d for %s based on a failure-stickiness of %s",
(*rsc)->migration_threshold, (*rsc)->id, value);
} else if((*rsc)->stickiness != 0 && fail_sticky != 0) {
(*rsc)->migration_threshold = (*rsc)->stickiness / fail_sticky;
if((*rsc)->migration_threshold < 0) {
/* Make sure it's positive */
(*rsc)->migration_threshold = 0 - (*rsc)->migration_threshold;
}
(*rsc)->migration_threshold += 1;
crm_info("Calculated a migration threshold for %s of %d based on a stickiness of %d/%s",
(*rsc)->id, (*rsc)->migration_threshold, (*rsc)->stickiness, value);
}
}
}
value = g_hash_table_lookup((*rsc)->meta, XML_RSC_ATTR_FAIL_TIMEOUT);
if(value != NULL) {
/* call crm_get_msec() and convert back to seconds */
(*rsc)->failure_timeout = (crm_get_msec(value) / 1000);
}
get_target_role(*rsc, &((*rsc)->next_role));
crm_debug_2("\tDesired next state: %s",
(*rsc)->next_role!=RSC_ROLE_UNKNOWN?role2text((*rsc)->next_role):"default");
if((*rsc)->fns->unpack(*rsc, data_set) == FALSE) {
return FALSE;
}
if(is_set(data_set->flags, pe_flag_symmetric_cluster)) {
resource_location(*rsc, NULL, 0, "symmetric_default", data_set);
}
crm_debug_2("\tAction notification: %s",
is_set((*rsc)->flags, pe_rsc_notify)?"required":"not required");
if(safe_str_eq(class, "stonith")) {
set_bit_inplace(data_set->flags, pe_flag_have_stonith_resource);
}
(*rsc)->utilization = g_hash_table_new_full(
crm_str_hash, g_str_equal, g_hash_destroy_str, g_hash_destroy_str);
unpack_instance_attributes(data_set->input, (*rsc)->xml, XML_TAG_UTILIZATION, NULL,
(*rsc)->utilization, NULL, FALSE, data_set->now);
/* data_set->resources = g_list_append(data_set->resources, (*rsc)); */
return TRUE;
}
void common_update_score(resource_t *rsc, const char *id, int score)
{
node_t *node = NULL;
node = pe_hash_table_lookup(rsc->allowed_nodes, id);
if(node != NULL) {
crm_debug_2("Updating score for %s on %s: %d + %d",
rsc->id, id, node->weight, score);
node->weight = merge_weights(node->weight, score);
}
if(rsc->children) {
GListPtr gIter = rsc->children;
for(; gIter != NULL; gIter = gIter->next) {
resource_t *child_rsc = (resource_t*)gIter->data;
common_update_score(child_rsc, id, score);
}
}
}
resource_t *uber_parent(resource_t *rsc)
{
resource_t *parent = rsc;
if(parent == NULL) {
return NULL;
}
while(parent->parent != NULL) {
parent = parent->parent;
}
return parent;
}
void common_free(resource_t *rsc)
{
if(rsc == NULL) {
return;
}
crm_debug_5("Freeing %s %d", rsc->id, rsc->variant);
g_list_free(rsc->rsc_cons);
g_list_free(rsc->rsc_cons_lhs);
g_list_free(rsc->rsc_tickets);
g_list_free(rsc->dangling_migrations);
if(rsc->parameters != NULL) {
g_hash_table_destroy(rsc->parameters);
}
if(rsc->meta != NULL) {
g_hash_table_destroy(rsc->meta);
}
if(rsc->utilization != NULL) {
g_hash_table_destroy(rsc->utilization);
}
if(rsc->orig_xml) {
free_xml(rsc->xml);
}
if(rsc->parent == NULL && is_set(rsc->flags, pe_rsc_orphan)) {
if(rsc->orig_xml) {
free_xml(rsc->orig_xml);
} else {
free_xml(rsc->xml);
}
}
if(rsc->running_on) {
g_list_free(rsc->running_on);
rsc->running_on = NULL;
}
if(rsc->known_on) {
g_hash_table_destroy(rsc->known_on);
rsc->known_on = NULL;
}
if(rsc->actions) {
g_list_free(rsc->actions);
rsc->actions = NULL;
}
if(rsc->allowed_nodes) {
g_hash_table_destroy(rsc->allowed_nodes);
rsc->allowed_nodes = NULL;
}
g_list_free(rsc->rsc_location);
crm_free(rsc->id);
crm_free(rsc->long_name);
crm_free(rsc->clone_name);
crm_free(rsc->allocated_to);
crm_free(rsc->variant_opaque);
crm_free(rsc);
crm_debug_5("Resource freed");
}

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