static void
child_demoting_constraints(
clone_variant_data_t *clone_data, enum pe_ordering type,
resource_t *rsc, 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_order_implies_left; */
/* } */
if(child == NULL) {
if(clone_data->ordered && last != NULL) {
crm_debug_4("Ordered version (last node)");
/* global demote before first child demote */
custom_action_order(
rsc, demote_key(rsc), NULL,
last, demote_key(last), NULL,
pe_order_implies_left, data_set);
}
} else if(clone_data->ordered && last != NULL) {
crm_debug_4("Ordered version");
/* child/child relative demote */
custom_action_order(child, demote_key(child), NULL,
last, demote_key(last), NULL,
type, data_set);
} else if(clone_data->ordered) {
crm_debug_4("Ordered version (1st node)");
/* first child stop before global stopped */
custom_action_order(
child, demote_key(child), NULL,
rsc, demoted_key(rsc), NULL,
type, data_set);
} else {
crm_debug_4("Un-ordered version");
/* child demote before global demoted */
custom_action_order(
child, demote_key(child), NULL,
rsc, demoted_key(rsc), NULL,
type, data_set);
/* global demote before child demote */
custom_action_order(
rsc, demote_key(rsc), NULL,
child, demote_key(child), NULL,
type, data_set);
}
}
gboolean
shutdown_constraints(node_t * node, action_t * shutdown_op, pe_working_set_t * data_set)
{
/* add the stop to the before lists so it counts as a pre-req
* for the shutdown
*/
GListPtr lpc = NULL;
for (lpc = data_set->actions; lpc != NULL; lpc = lpc->next) {
action_t *action = (action_t *) lpc->data;
if (action->rsc == NULL || action->node == NULL) {
continue;
} else if(is_not_set(action->rsc->flags, pe_rsc_managed)) {
continue;
} else if(action->node->details != node->details) {
continue;
} else if(safe_str_neq(action->task, RSC_STOP)) {
continue;
}
crm_trace("Ordering %s before shutdown on %s", action->uuid, node->details->uname);
custom_action_order(action->rsc, NULL, action,
NULL, crm_strdup(CRM_OP_SHUTDOWN), shutdown_op,
pe_order_optional, data_set);
}
return TRUE;
}
gboolean
shutdown_constraints(node_t * node, action_t * shutdown_op, pe_working_set_t * data_set)
{
/* add the stop to the before lists so it counts as a pre-req
* for the shutdown
*/
GListPtr lpc = NULL;
for (lpc = data_set->actions; lpc != NULL; lpc = lpc->next) {
action_t *action = (action_t *) lpc->data;
if (action->rsc == NULL || action->node == NULL) {
continue;
} else if (action->node->details != node->details) {
continue;
} else if (is_set(action->rsc->flags, pe_rsc_maintenance)) {
pe_rsc_trace(action->rsc, "Skipping %s: maintainence mode", action->uuid);
continue;
} else if (node->details->maintenance) {
pe_rsc_trace(action->rsc, "Skipping %s: node %s is in maintenance mode",
action->uuid, node->details->uname);
continue;
} else if (safe_str_neq(action->task, RSC_STOP)) {
continue;
} else if (is_not_set(action->rsc->flags, pe_rsc_managed)
&& is_not_set(action->rsc->flags, pe_rsc_block)) {
/*
* If another action depends on this one, we may still end up blocking
*/
pe_rsc_trace(action->rsc, "Skipping %s: unmanaged", action->uuid);
continue;
}
pe_rsc_trace(action->rsc, "Ordering %s before shutdown on %s", action->uuid,
node->details->uname);
pe_clear_action_bit(action, pe_action_optional);
custom_action_order(action->rsc, NULL, action,
NULL, strdup(CRM_OP_SHUTDOWN), shutdown_op,
pe_order_optional | pe_order_runnable_left, data_set);
}
return TRUE;
}
static void CancelXmlOp(resource_t *rsc, xmlNode *xml_op, node_t *active_node,
const char *reason, pe_working_set_t *data_set)
{
int interval = 0;
action_t *cancel = NULL;
char *key = NULL;
const char *task = NULL;
const char *call_id = NULL;
const char *op_version = NULL;
const char *interval_s = NULL;
CRM_CHECK(xml_op != NULL, return);
CRM_CHECK(active_node != NULL, return);
task = crm_element_value(xml_op, XML_LRM_ATTR_TASK);
call_id = crm_element_value(xml_op, XML_LRM_ATTR_CALLID);
op_version = crm_element_value(xml_op, XML_ATTR_CRM_VERSION);
interval_s = crm_element_value(xml_op, XML_LRM_ATTR_INTERVAL);
interval = crm_parse_int(interval_s, "0");
/* we need to reconstruct the key because of the way we used to construct resource IDs */
key = generate_op_key(rsc->id, task, interval);
crm_info("Action %s on %s will be stopped: %s",
key, active_node->details->uname, reason?reason:"unknown");
cancel = custom_action(rsc, crm_strdup(key), RSC_CANCEL,
active_node, FALSE, TRUE, data_set);
crm_free(cancel->task);
cancel->task = crm_strdup(RSC_CANCEL);
add_hash_param(cancel->meta, XML_LRM_ATTR_TASK, task);
add_hash_param(cancel->meta, XML_LRM_ATTR_CALLID, call_id);
add_hash_param(cancel->meta, XML_LRM_ATTR_INTERVAL, interval_s);
custom_action_order(rsc, stop_key(rsc), NULL,
rsc, NULL, cancel, pe_order_optional, data_set);
crm_free(key); key = NULL;
}
static gboolean
check_action_definition(resource_t *rsc, node_t *active_node, crm_data_t *xml_op,
pe_working_set_t *data_set)
{
char *key = NULL;
int interval = 0;
const char *interval_s = NULL;
gboolean did_change = FALSE;
gboolean start_op = FALSE;
crm_data_t *params_all = NULL;
crm_data_t *params_restart = NULL;
GHashTable *local_rsc_params = NULL;
char *digest_all_calc = NULL;
const char *digest_all = NULL;
const char *restart_list = NULL;
const char *digest_restart = NULL;
char *digest_restart_calc = NULL;
action_t *action = NULL;
const char *task = crm_element_value(xml_op, XML_LRM_ATTR_TASK);
const char *op_version = crm_element_value(xml_op, XML_ATTR_CRM_VERSION);
CRM_CHECK(active_node != NULL, return FALSE);
interval_s = crm_element_value(xml_op, XML_LRM_ATTR_INTERVAL);
interval = crm_parse_int(interval_s, "0");
/* we need to reconstruct the key because of the way we used to construct resource IDs */
key = generate_op_key(rsc->id, task, interval);
if(interval > 0) {
crm_data_t *op_match = NULL;
crm_debug_2("Checking parameters for %s", key);
op_match = find_rsc_op_entry(rsc, key);
if(op_match == NULL && data_set->stop_action_orphans) {
/* create a cancel action */
action_t *cancel = NULL;
char *cancel_key = NULL;
const char *call_id = crm_element_value(xml_op, XML_LRM_ATTR_CALLID);
crm_info("Orphan action will be stopped: %s on %s",
key, active_node->details->uname);
cancel_key = generate_op_key(
rsc->id, CRMD_ACTION_CANCEL, interval);
cancel = custom_action(
rsc, cancel_key, CRMD_ACTION_CANCEL,
active_node, FALSE, TRUE, data_set);
add_hash_param(cancel->meta, XML_LRM_ATTR_TASK, task);
add_hash_param(cancel->meta, XML_LRM_ATTR_CALLID, call_id);
add_hash_param(cancel->meta, XML_LRM_ATTR_INTERVAL, interval_s);
custom_action_order(
rsc, stop_key(rsc), NULL,
rsc, NULL, cancel,
pe_order_optional, data_set);
crm_free(key); key = NULL;
return TRUE;
} else if(op_match == NULL) {
crm_debug("Orphan action detected: %s on %s",
key, active_node->details->uname);
crm_free(key); key = NULL;
return TRUE;
}
}
action = custom_action(rsc, key, task, active_node, TRUE, FALSE, data_set);
local_rsc_params = g_hash_table_new_full(
g_str_hash, g_str_equal,
g_hash_destroy_str, g_hash_destroy_str);
unpack_instance_attributes(
rsc->xml, XML_TAG_ATTR_SETS, active_node->details->attrs,
local_rsc_params, NULL, data_set->now);
params_all = create_xml_node(NULL, XML_TAG_PARAMS);
g_hash_table_foreach(action->extra, hash2field, params_all);
g_hash_table_foreach(rsc->parameters, hash2field, params_all);
g_hash_table_foreach(action->meta, hash2metafield, params_all);
g_hash_table_foreach(local_rsc_params, hash2field, params_all);
filter_action_parameters(params_all, op_version);
digest_all_calc = calculate_xml_digest(params_all, TRUE, FALSE);
digest_all = crm_element_value(xml_op, XML_LRM_ATTR_OP_DIGEST);
digest_restart = crm_element_value(xml_op, XML_LRM_ATTR_RESTART_DIGEST);
restart_list = crm_element_value(xml_op, XML_LRM_ATTR_OP_RESTART);
if(crm_str_eq(task, CRMD_ACTION_START, TRUE)) {
start_op = TRUE;
}
if(start_op && digest_restart) {
params_restart = copy_xml(params_all);
if(restart_list) {
filter_reload_parameters(params_restart, restart_list);
}
digest_restart_calc = calculate_xml_digest(params_restart, TRUE, FALSE);
if(safe_str_neq(digest_restart_calc, digest_restart)) {
did_change = TRUE;
crm_log_xml_info(params_restart, "params:restart");
crm_warn("Parameters to %s on %s changed: recorded %s vs. %s (restart:%s) %s",
key, active_node->details->uname,
crm_str(digest_restart), digest_restart_calc,
op_version, crm_element_value(xml_op, XML_ATTR_TRANSITION_MAGIC));
key = generate_op_key(rsc->id, task, interval);
custom_action(rsc, key, task, NULL, FALSE, TRUE, data_set);
goto cleanup;
}
}
if(safe_str_neq(digest_all_calc, digest_all)) {
action_t *op = NULL;
did_change = TRUE;
crm_log_xml_info(params_all, "params:all");
crm_warn("Parameters to %s on %s changed: recorded %s vs. %s (all:%s) %s",
key, active_node->details->uname,
crm_str(digest_all), digest_all_calc, op_version,
crm_element_value(xml_op, XML_ATTR_TRANSITION_MAGIC));
key = generate_op_key(rsc->id, task, interval);
op = custom_action(rsc, key, task, NULL, FALSE, TRUE, data_set);
if(start_op && digest_restart) {
op->allow_reload_conversion = TRUE;
} else if(interval > 0) {
custom_action_order(rsc, start_key(rsc), NULL,
NULL, crm_strdup(op->task), op,
pe_order_runnable_left, data_set);
}
}
cleanup:
free_xml(params_all);
free_xml(params_restart);
crm_free(digest_all_calc);
crm_free(digest_restart_calc);
g_hash_table_destroy(local_rsc_params);
pe_free_action(action);
return did_change;
}
static gboolean
check_action_definition(resource_t *rsc, node_t *active_node, xmlNode *xml_op,
pe_working_set_t *data_set)
{
char *key = NULL;
int interval = 0;
const char *interval_s = NULL;
gboolean did_change = FALSE;
xmlNode *params_all = NULL;
xmlNode *params_restart = NULL;
GHashTable *local_rsc_params = NULL;
char *digest_all_calc = NULL;
const char *digest_all = NULL;
const char *restart_list = NULL;
const char *digest_restart = NULL;
char *digest_restart_calc = NULL;
action_t *action = NULL;
const char *task = crm_element_value(xml_op, XML_LRM_ATTR_TASK);
const char *op_version = crm_element_value(xml_op, XML_ATTR_CRM_VERSION);
CRM_CHECK(active_node != NULL, return FALSE);
if(safe_str_eq(task, RSC_STOP)) {
return FALSE;
}
interval_s = crm_element_value(xml_op, XML_LRM_ATTR_INTERVAL);
interval = crm_parse_int(interval_s, "0");
/* we need to reconstruct the key because of the way we used to construct resource IDs */
key = generate_op_key(rsc->id, task, interval);
if(interval > 0) {
xmlNode *op_match = NULL;
crm_debug_2("Checking parameters for %s", key);
op_match = find_rsc_op_entry(rsc, key);
if(op_match == NULL && is_set(data_set->flags, pe_flag_stop_action_orphans)) {
CancelXmlOp(rsc, xml_op, active_node, "orphan", data_set);
crm_free(key);
return TRUE;
} else if(op_match == NULL) {
crm_debug("Orphan action detected: %s on %s",
key, active_node->details->uname);
crm_free(key);
return TRUE;
}
}
action = custom_action(rsc, key, task, active_node, TRUE, FALSE, data_set);
/* key is free'd by custom_action() */
local_rsc_params = g_hash_table_new_full(
g_str_hash, g_str_equal,
g_hash_destroy_str, g_hash_destroy_str);
get_rsc_attributes(local_rsc_params, rsc, active_node, data_set);
params_all = create_xml_node(NULL, XML_TAG_PARAMS);
g_hash_table_foreach(local_rsc_params, hash2field, params_all);
g_hash_table_foreach(action->extra, hash2field, params_all);
g_hash_table_foreach(rsc->parameters, hash2field, params_all);
g_hash_table_foreach(action->meta, hash2metafield, params_all);
filter_action_parameters(params_all, op_version);
digest_all_calc = calculate_xml_digest(params_all, TRUE, FALSE);
digest_all = crm_element_value(xml_op, XML_LRM_ATTR_OP_DIGEST);
digest_restart = crm_element_value(xml_op, XML_LRM_ATTR_RESTART_DIGEST);
restart_list = crm_element_value(xml_op, XML_LRM_ATTR_OP_RESTART);
if(interval == 0 && safe_str_eq(task, RSC_STATUS)) {
/* Reload based on the start action not a probe */
task = RSC_START;
}
if(digest_restart) {
/* Changes that force a restart */
params_restart = copy_xml(params_all);
if(restart_list) {
filter_reload_parameters(params_restart, restart_list);
}
digest_restart_calc = calculate_xml_digest(params_restart, TRUE, FALSE);
if(safe_str_neq(digest_restart_calc, digest_restart)) {
did_change = TRUE;
key = generate_op_key(rsc->id, task, interval);
crm_log_xml_info(params_restart, "params:restart");
crm_info("Parameters to %s on %s changed: recorded %s vs. %s (restart:%s) %s",
key, active_node->details->uname,
crm_str(digest_restart), digest_restart_calc,
op_version, crm_element_value(xml_op, XML_ATTR_TRANSITION_MAGIC));
custom_action(rsc, key, task, NULL, FALSE, TRUE, data_set);
goto cleanup;
}
}
if(safe_str_neq(digest_all_calc, digest_all)) {
/* Changes that can potentially be handled by a reload */
did_change = TRUE;
crm_log_xml_info(params_all, "params:reload");
key = generate_op_key(rsc->id, task, interval);
crm_info("Parameters to %s on %s changed: recorded %s vs. %s (reload:%s) %s",
key, active_node->details->uname,
crm_str(digest_all), digest_all_calc, op_version,
crm_element_value(xml_op, XML_ATTR_TRANSITION_MAGIC));
if(interval > 0) {
action_t *op = NULL;
#if 0
/* Always reload/restart the entire resource */
op = custom_action(rsc, start_key(rsc), RSC_START, NULL, FALSE, TRUE, data_set);
update_action_flags(op, pe_action_allow_reload_conversion);
#else
/* Re-sending the recurring op is sufficient - the old one will be cancelled automatically */
op = custom_action(rsc, key, task, NULL, FALSE, TRUE, data_set);
custom_action_order(rsc, start_key(rsc), NULL,
NULL, NULL, op, pe_order_runnable_left, data_set);
#endif
} else if(digest_restart) {
crm_debug_2("Reloading '%s' action for resource %s", task, rsc->id);
/* Allow this resource to reload - unless something else causes a full restart */
set_bit(rsc->flags, pe_rsc_try_reload);
/* Create these for now, it keeps the action IDs the same in the regression outputs */
custom_action(rsc, key, task, NULL, TRUE, TRUE, data_set);
} else {
crm_debug_2("Resource %s doesn't know how to reload", rsc->id);
/* Re-send the start/demote/promote op
* Recurring ops will be detected independantly
*/
custom_action(rsc, key, task, NULL, FALSE, TRUE, data_set);
}
}
cleanup:
free_xml(params_all);
free_xml(params_restart);
crm_free(digest_all_calc);
crm_free(digest_restart_calc);
g_hash_table_destroy(local_rsc_params);
pe_free_action(action);
return did_change;
}
gboolean
container_create_probe(resource_t * rsc, node_t * node, action_t * complete,
gboolean force, pe_working_set_t * data_set)
{
bool any_created = FALSE;
container_variant_data_t *container_data = NULL;
CRM_CHECK(rsc != NULL, return FALSE);
get_container_variant_data(container_data, rsc);
for (GListPtr gIter = container_data->tuples; gIter != NULL; gIter = gIter->next) {
container_grouping_t *tuple = (container_grouping_t *)gIter->data;
CRM_ASSERT(tuple);
if(tuple->ip) {
any_created |= tuple->ip->cmds->create_probe(tuple->ip, node, complete, force, data_set);
}
if(tuple->child && node->details == tuple->node->details) {
any_created |= tuple->child->cmds->create_probe(tuple->child, node, complete, force, data_set);
}
if(tuple->docker) {
bool created = tuple->docker->cmds->create_probe(tuple->docker, node, complete, force, data_set);
if(created) {
any_created = TRUE;
/* If we're limited to one replica per host (due to
* the lack of an IP range probably), then we don't
* want any of our peer containers starting until
* we've established that no other copies are already
* running.
*
* Partly this is to ensure that replicas_per_host is
* observed, but also to ensure that the containers
* don't fail to start because the necessary port
* mappings (which won't include an IP for uniqueness)
* are already taken
*/
for (GListPtr tIter = container_data->tuples; tIter != NULL && container_data->replicas_per_host == 1; tIter = tIter->next) {
container_grouping_t *other = (container_grouping_t *)tIter->data;
if ((other != tuple) && (other != NULL)
&& (other->docker != NULL)) {
custom_action_order(tuple->docker, generate_op_key(tuple->docker->id, RSC_STATUS, 0), NULL,
other->docker, generate_op_key(other->docker->id, RSC_START, 0), NULL,
pe_order_optional|pe_order_same_node, data_set);
}
}
}
}
if (tuple->docker && tuple->remote
&& tuple->remote->cmds->create_probe(tuple->remote, node, complete,
force, data_set)) {
/* Do not probe the remote resource until we know where docker is running
* Required for REMOTE_CONTAINER_HACK to correctly probe remote resources
*/
char *probe_uuid = generate_op_key(tuple->remote->id, RSC_STATUS, 0);
action_t *probe = find_first_action(tuple->remote->actions, probe_uuid, NULL, node);
free(probe_uuid);
if (probe) {
any_created = TRUE;
crm_trace("Ordering %s probe on %s",
tuple->remote->id, node->details->uname);
custom_action_order(tuple->docker,
generate_op_key(tuple->docker->id, RSC_START, 0),
NULL, tuple->remote, NULL, probe,
pe_order_probe, data_set);
}
}
}
return any_created;
}
