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diff --git a/lib/pengine/unpack.c b/lib/pengine/unpack.c
index fe273e4db6..0c5a031b5a 100644
--- a/lib/pengine/unpack.c
+++ b/lib/pengine/unpack.c
@@ -1,2294 +1,2294 @@
/*
* 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 <glib.h>
#include <crm/crm.h>
#include <crm/services.h>
#include <crm/msg_xml.h>
#include <crm/common/xml.h>
#include <crm/common/util.h>
#include <crm/pengine/rules.h>
#include <crm/pengine/internal.h>
#include <unpack.h>
CRM_TRACE_INIT_DATA(pe_status);
#define set_config_flag(data_set, option, flag) do { \
const char *tmp = pe_pref(data_set->config_hash, option); \
if(tmp) { \
if(crm_is_true(tmp)) { \
set_bit(data_set->flags, flag); \
} else { \
clear_bit(data_set->flags, flag); \
} \
} \
} while(0)
gboolean unpack_rsc_op(resource_t * rsc, node_t * node, xmlNode * xml_op, GListPtr next,
enum action_fail_response *failed, pe_working_set_t * data_set);
static void
pe_fence_node(pe_working_set_t * data_set, node_t * node, const char *reason)
{
CRM_CHECK(node, return);
if (node->details->unclean == FALSE) {
if (is_set(data_set->flags, pe_flag_stonith_enabled)) {
crm_warn("Node %s will be fenced %s", node->details->uname, reason);
} else {
crm_warn("Node %s is unclean %s", node->details->uname, reason);
}
}
node->details->unclean = TRUE;
}
gboolean
unpack_config(xmlNode * config, pe_working_set_t * data_set)
{
const char *value = NULL;
GHashTable *config_hash =
g_hash_table_new_full(crm_str_hash, g_str_equal, g_hash_destroy_str, g_hash_destroy_str);
data_set->config_hash = config_hash;
unpack_instance_attributes(data_set->input, config, XML_CIB_TAG_PROPSET, NULL, config_hash,
CIB_OPTIONS_FIRST, FALSE, data_set->now);
verify_pe_options(data_set->config_hash);
set_config_flag(data_set, "enable-startup-probes", pe_flag_startup_probes);
crm_info("Startup probes: %s",
is_set(data_set->flags, pe_flag_startup_probes) ? "enabled" : "disabled (dangerous)");
value = pe_pref(data_set->config_hash, "stonith-timeout");
data_set->stonith_timeout = crm_get_msec(value);
crm_debug("STONITH timeout: %d", data_set->stonith_timeout);
set_config_flag(data_set, "stonith-enabled", pe_flag_stonith_enabled);
crm_debug("STONITH of failed nodes is %s",
is_set(data_set->flags, pe_flag_stonith_enabled) ? "enabled" : "disabled");
data_set->stonith_action = pe_pref(data_set->config_hash, "stonith-action");
crm_trace("STONITH will %s nodes", data_set->stonith_action);
set_config_flag(data_set, "stop-all-resources", pe_flag_stop_everything);
crm_debug("Stop all active resources: %s",
is_set(data_set->flags, pe_flag_stop_everything) ? "true" : "false");
set_config_flag(data_set, "symmetric-cluster", pe_flag_symmetric_cluster);
if (is_set(data_set->flags, pe_flag_symmetric_cluster)) {
crm_debug("Cluster is symmetric" " - resources can run anywhere by default");
}
value = pe_pref(data_set->config_hash, "default-resource-stickiness");
data_set->default_resource_stickiness = char2score(value);
crm_debug("Default stickiness: %d", data_set->default_resource_stickiness);
value = pe_pref(data_set->config_hash, "no-quorum-policy");
if (safe_str_eq(value, "ignore")) {
data_set->no_quorum_policy = no_quorum_ignore;
} else if (safe_str_eq(value, "freeze")) {
data_set->no_quorum_policy = no_quorum_freeze;
} else if (safe_str_eq(value, "suicide")) {
gboolean do_panic = FALSE;
crm_element_value_int(data_set->input, XML_ATTR_QUORUM_PANIC, &do_panic);
if (is_set(data_set->flags, pe_flag_stonith_enabled) == FALSE) {
crm_config_err
("Setting no-quorum-policy=suicide makes no sense if stonith-enabled=false");
}
if (do_panic && is_set(data_set->flags, pe_flag_stonith_enabled)) {
data_set->no_quorum_policy = no_quorum_suicide;
} else if (is_set(data_set->flags, pe_flag_have_quorum) == FALSE && do_panic == FALSE) {
crm_notice("Resetting no-quorum-policy to 'stop': The cluster has never had quorum");
data_set->no_quorum_policy = no_quorum_stop;
}
} else {
data_set->no_quorum_policy = no_quorum_stop;
}
switch (data_set->no_quorum_policy) {
case no_quorum_freeze:
crm_debug("On loss of CCM Quorum: Freeze resources");
break;
case no_quorum_stop:
crm_debug("On loss of CCM Quorum: Stop ALL resources");
break;
case no_quorum_suicide:
crm_notice("On loss of CCM Quorum: Fence all remaining nodes");
break;
case no_quorum_ignore:
crm_notice("On loss of CCM Quorum: Ignore");
break;
}
set_config_flag(data_set, "stop-orphan-resources", pe_flag_stop_rsc_orphans);
crm_trace("Orphan resources are %s",
is_set(data_set->flags, pe_flag_stop_rsc_orphans) ? "stopped" : "ignored");
set_config_flag(data_set, "stop-orphan-actions", pe_flag_stop_action_orphans);
crm_trace("Orphan resource actions are %s",
is_set(data_set->flags, pe_flag_stop_action_orphans) ? "stopped" : "ignored");
set_config_flag(data_set, "remove-after-stop", pe_flag_remove_after_stop);
crm_trace("Stopped resources are removed from the status section: %s",
is_set(data_set->flags, pe_flag_remove_after_stop) ? "true" : "false");
set_config_flag(data_set, "maintenance-mode", pe_flag_maintenance_mode);
crm_trace("Maintenance mode: %s",
is_set(data_set->flags, pe_flag_maintenance_mode) ? "true" : "false");
if (is_set(data_set->flags, pe_flag_maintenance_mode)) {
clear_bit(data_set->flags, pe_flag_is_managed_default);
} else {
set_config_flag(data_set, "is-managed-default", pe_flag_is_managed_default);
}
crm_trace("By default resources are %smanaged",
is_set(data_set->flags, pe_flag_is_managed_default) ? "" : "not ");
set_config_flag(data_set, "start-failure-is-fatal", pe_flag_start_failure_fatal);
crm_trace("Start failures are %s",
is_set(data_set->flags,
pe_flag_start_failure_fatal) ? "always fatal" : "handled by failcount");
node_score_red = char2score(pe_pref(data_set->config_hash, "node-health-red"));
node_score_green = char2score(pe_pref(data_set->config_hash, "node-health-green"));
node_score_yellow = char2score(pe_pref(data_set->config_hash, "node-health-yellow"));
crm_info("Node scores: 'red' = %s, 'yellow' = %s, 'green' = %s",
pe_pref(data_set->config_hash, "node-health-red"),
pe_pref(data_set->config_hash, "node-health-yellow"),
pe_pref(data_set->config_hash, "node-health-green"));
data_set->placement_strategy = pe_pref(data_set->config_hash, "placement-strategy");
crm_trace("Placement strategy: %s", data_set->placement_strategy);
return TRUE;
}
gboolean
unpack_nodes(xmlNode * xml_nodes, pe_working_set_t * data_set)
{
xmlNode *xml_obj = NULL;
node_t *new_node = NULL;
const char *id = NULL;
const char *uname = NULL;
const char *type = NULL;
const char *score = NULL;
gboolean unseen_are_unclean = TRUE;
const char *blind_faith = pe_pref(data_set->config_hash, "startup-fencing");
if (crm_is_true(blind_faith) == FALSE) {
unseen_are_unclean = FALSE;
crm_warn("Blind faith: not fencing unseen nodes");
}
for (xml_obj = __xml_first_child(xml_nodes); xml_obj != NULL; xml_obj = __xml_next(xml_obj)) {
if (crm_str_eq((const char *)xml_obj->name, XML_CIB_TAG_NODE, TRUE)) {
new_node = NULL;
id = crm_element_value(xml_obj, XML_ATTR_ID);
uname = crm_element_value(xml_obj, XML_ATTR_UNAME);
type = crm_element_value(xml_obj, XML_ATTR_TYPE);
score = crm_element_value(xml_obj, XML_RULE_ATTR_SCORE);
crm_trace("Processing node %s/%s", uname, id);
if (id == NULL) {
crm_config_err("Must specify id tag in <node>");
continue;
}
if (type == NULL) {
crm_config_err("Must specify type tag in <node>");
continue;
}
if (pe_find_node(data_set->nodes, uname) != NULL) {
crm_config_warn("Detected multiple node entries with uname=%s"
" - this is rarely intended", uname);
}
new_node = calloc(1, sizeof(node_t));
if (new_node == NULL) {
return FALSE;
}
new_node->weight = char2score(score);
new_node->fixed = FALSE;
new_node->details = calloc(1, sizeof(struct node_shared_s));
if (new_node->details == NULL) {
free(new_node);
return FALSE;
}
crm_trace("Creaing node for entry %s/%s", uname, id);
new_node->details->id = id;
new_node->details->uname = uname;
new_node->details->type = node_ping;
new_node->details->online = FALSE;
new_node->details->shutdown = FALSE;
new_node->details->running_rsc = NULL;
new_node->details->attrs = g_hash_table_new_full(crm_str_hash, g_str_equal,
g_hash_destroy_str,
g_hash_destroy_str);
new_node->details->utilization =
g_hash_table_new_full(crm_str_hash, g_str_equal, g_hash_destroy_str,
g_hash_destroy_str);
/* if(data_set->have_quorum == FALSE */
/* && data_set->no_quorum_policy == no_quorum_stop) { */
/* /\* start shutting resources down *\/ */
/* new_node->weight = -INFINITY; */
/* } */
if (is_set(data_set->flags, pe_flag_stonith_enabled) == FALSE
|| unseen_are_unclean == FALSE) {
/* blind faith... */
new_node->details->unclean = FALSE;
} else {
/* all nodes are unclean until we've seen their
* status entry
*/
new_node->details->unclean = TRUE;
}
if (type == NULL || safe_str_eq(type, "member")
|| safe_str_eq(type, NORMALNODE)) {
new_node->details->type = node_member;
}
add_node_attrs(xml_obj, new_node, FALSE, data_set);
unpack_instance_attributes(data_set->input, xml_obj, XML_TAG_UTILIZATION, NULL,
new_node->details->utilization, NULL, FALSE, data_set->now);
data_set->nodes = g_list_append(data_set->nodes, new_node);
crm_trace("Done with node %s", crm_element_value(xml_obj, XML_ATTR_UNAME));
}
}
return TRUE;
}
static void
g_hash_destroy_node_list(gpointer data)
{
GListPtr domain = data;
g_list_free_full(domain, free);
}
gboolean
unpack_domains(xmlNode * xml_domains, pe_working_set_t * data_set)
{
const char *id = NULL;
GListPtr domain = NULL;
xmlNode *xml_node = NULL;
xmlNode *xml_domain = NULL;
crm_info("Unpacking domains");
data_set->domains =
g_hash_table_new_full(crm_str_hash, g_str_equal, g_hash_destroy_str,
g_hash_destroy_node_list);
for (xml_domain = __xml_first_child(xml_domains); xml_domain != NULL;
xml_domain = __xml_next(xml_domain)) {
if (crm_str_eq((const char *)xml_domain->name, XML_CIB_TAG_DOMAIN, TRUE)) {
domain = NULL;
id = crm_element_value(xml_domain, XML_ATTR_ID);
for (xml_node = __xml_first_child(xml_domain); xml_node != NULL;
xml_node = __xml_next(xml_node)) {
if (crm_str_eq((const char *)xml_node->name, XML_CIB_TAG_NODE, TRUE)) {
node_t *copy = NULL;
node_t *node = NULL;
const char *uname = crm_element_value(xml_node, "name");
const char *score = crm_element_value(xml_node, XML_RULE_ATTR_SCORE);
if (uname == NULL) {
crm_config_err("Invalid domain %s: Must specify id tag in <node>", id);
continue;
}
node = pe_find_node(data_set->nodes, uname);
if (node == NULL) {
node = pe_find_node_id(data_set->nodes, uname);
}
if (node == NULL) {
crm_config_warn("Invalid domain %s: Node %s does not exist", id, uname);
continue;
}
copy = node_copy(node);
copy->weight = char2score(score);
crm_debug("Adding %s to domain %s with score %s", node->details->uname, id,
score);
domain = g_list_prepend(domain, copy);
}
}
if (domain) {
crm_debug("Created domain %s with %d members", id, g_list_length(domain));
g_hash_table_replace(data_set->domains, strdup(id), domain);
}
}
}
return TRUE;
}
static void
destroy_template_rsc_set(gpointer data)
{
xmlNode *rsc_set = data;
free_xml(rsc_set);
}
gboolean
unpack_resources(xmlNode * xml_resources, pe_working_set_t * data_set)
{
xmlNode *xml_obj = NULL;
data_set->template_rsc_sets =
g_hash_table_new_full(crm_str_hash, g_str_equal, g_hash_destroy_str,
destroy_template_rsc_set);
for (xml_obj = __xml_first_child(xml_resources); xml_obj != NULL; xml_obj = __xml_next(xml_obj)) {
resource_t *new_rsc = NULL;
if (crm_str_eq((const char *)xml_obj->name, XML_CIB_TAG_RSC_TEMPLATE, TRUE)) {
const char *template_id = ID(xml_obj);
if (template_id && g_hash_table_lookup_extended(data_set->template_rsc_sets,
template_id, NULL, NULL) == FALSE) {
/* Record the template's ID for the knowledge of its existence anyway. */
g_hash_table_insert(data_set->template_rsc_sets, strdup(template_id), NULL);
}
continue;
}
crm_trace("Beginning unpack... <%s id=%s... >", crm_element_name(xml_obj), ID(xml_obj));
if (common_unpack(xml_obj, &new_rsc, NULL, data_set)) {
data_set->resources = g_list_append(data_set->resources, new_rsc);
print_resource(LOG_DEBUG_3, "Added", new_rsc, FALSE);
} else {
crm_config_err("Failed unpacking %s %s",
crm_element_name(xml_obj), crm_element_value(xml_obj, XML_ATTR_ID));
if (new_rsc != NULL && new_rsc->fns != NULL) {
new_rsc->fns->free(new_rsc);
}
}
}
data_set->resources = g_list_sort(data_set->resources, sort_rsc_priority);
if (is_set(data_set->flags, pe_flag_stonith_enabled)
&& is_set(data_set->flags, pe_flag_have_stonith_resource) == FALSE) {
crm_config_err("Resource start-up disabled since no STONITH resources have been defined");
crm_config_err("Either configure some or disable STONITH with the stonith-enabled option");
crm_config_err("NOTE: Clusters with shared data need STONITH to ensure data integrity");
}
return TRUE;
}
/* The ticket state section:
* "/cib/status/tickets/ticket_state" */
static gboolean
unpack_ticket_state(xmlNode * xml_ticket, pe_working_set_t * data_set)
{
const char *ticket_id = NULL;
const char *granted = NULL;
const char *last_granted = NULL;
const char *standby = NULL;
xmlAttrPtr xIter = NULL;
ticket_t *ticket = NULL;
ticket_id = ID(xml_ticket);
if (ticket_id == NULL || strlen(ticket_id) == 0) {
return FALSE;
}
crm_trace("Processing ticket state for %s", ticket_id);
ticket = g_hash_table_lookup(data_set->tickets, ticket_id);
if (ticket == NULL) {
ticket = ticket_new(ticket_id, data_set);
if (ticket == NULL) {
return FALSE;
}
}
for (xIter = xml_ticket->properties; xIter; xIter = xIter->next) {
const char *prop_name = (const char *)xIter->name;
const char *prop_value = crm_element_value(xml_ticket, prop_name);
if(crm_str_eq(prop_name, XML_ATTR_ID, TRUE)) {
continue;
}
g_hash_table_replace(ticket->state, strdup(prop_name), strdup(prop_value));
}
granted = g_hash_table_lookup(ticket->state, "granted");
if (granted && crm_is_true(granted)) {
ticket->granted = TRUE;
crm_info("We have ticket '%s'", ticket->id);
} else {
ticket->granted = FALSE;
crm_info("We do not have ticket '%s'", ticket->id);
}
last_granted = g_hash_table_lookup(ticket->state, "last-granted");
if (last_granted) {
ticket->last_granted = crm_parse_int(last_granted, 0);
}
standby = g_hash_table_lookup(ticket->state, "standby");
if (standby && crm_is_true(standby)) {
ticket->standby = TRUE;
if (ticket->granted) {
crm_info("Granted ticket '%s' is in standby-mode", ticket->id);
}
} else {
ticket->standby = FALSE;
}
crm_trace("Done with ticket state for %s", ticket_id);
return TRUE;
}
static gboolean
unpack_tickets_state(xmlNode * xml_tickets, pe_working_set_t * data_set)
{
xmlNode *xml_obj = NULL;
for (xml_obj = __xml_first_child(xml_tickets); xml_obj != NULL; xml_obj = __xml_next(xml_obj)) {
if (crm_str_eq((const char *)xml_obj->name, XML_CIB_TAG_TICKET_STATE, TRUE) == FALSE) {
continue;
}
unpack_ticket_state(xml_obj, data_set);
}
return TRUE;
}
/* Compatibility with the deprecated ticket state section:
* "/cib/status/tickets/instance_attributes" */
static void
get_ticket_state_legacy(gpointer key, gpointer value, gpointer user_data)
{
const char *long_key = key;
char *state_key = NULL;
const char *granted_prefix = "granted-ticket-";
const char *last_granted_prefix = "last-granted-";
static int granted_prefix_strlen = 0;
static int last_granted_prefix_strlen = 0;
const char *ticket_id = NULL;
const char *is_granted = NULL;
const char *last_granted = NULL;
const char *sep = NULL;
ticket_t *ticket = NULL;
pe_working_set_t *data_set = user_data;
if (granted_prefix_strlen == 0) {
granted_prefix_strlen = strlen(granted_prefix);
}
if (last_granted_prefix_strlen == 0) {
last_granted_prefix_strlen = strlen(last_granted_prefix);
}
if (strstr(long_key, granted_prefix) == long_key) {
ticket_id = long_key + granted_prefix_strlen;
if (strlen(ticket_id)) {
state_key = strdup("granted");
is_granted = value;
}
} else if (strstr(long_key, last_granted_prefix) == long_key) {
ticket_id = long_key + last_granted_prefix_strlen;
if (strlen(ticket_id)) {
state_key = strdup("last-granted");
last_granted = value;
}
} else if ((sep = strrchr(long_key, '-'))) {
ticket_id = sep + 1;
state_key = strndup(long_key, strlen(long_key) - strlen(sep));
}
if (ticket_id == NULL || strlen(ticket_id) == 0) {
free(state_key);
return;
}
if (state_key == NULL || strlen(state_key) == 0) {
free(state_key);
return;
}
ticket = g_hash_table_lookup(data_set->tickets, ticket_id);
if (ticket == NULL) {
ticket = ticket_new(ticket_id, data_set);
if (ticket == NULL) {
free(state_key);
return;
}
}
g_hash_table_replace(ticket->state, state_key, strdup(value));
if (is_granted) {
if (crm_is_true(is_granted)) {
ticket->granted = TRUE;
crm_info("We have ticket '%s'", ticket->id);
} else {
ticket->granted = FALSE;
crm_info("We do not have ticket '%s'", ticket->id);
}
} else if (last_granted) {
ticket->last_granted = crm_parse_int(last_granted, 0);
}
}
/* remove nodes that are down, stopping */
/* create +ve rsc_to_node constraints between resources and the nodes they are running on */
/* anything else? */
gboolean
unpack_status(xmlNode * status, pe_working_set_t * data_set)
{
const char *id = NULL;
const char *uname = NULL;
xmlNode *lrm_rsc = NULL;
xmlNode *attrs = NULL;
xmlNode *state = NULL;
xmlNode *node_state = NULL;
node_t *this_node = NULL;
crm_trace("Beginning unpack");
if (data_set->tickets == NULL) {
data_set->tickets =
g_hash_table_new_full(crm_str_hash, g_str_equal, g_hash_destroy_str, destroy_ticket);
}
for (state = __xml_first_child(status); state != NULL; state = __xml_next(state)) {
if (crm_str_eq((const char *)state->name, XML_CIB_TAG_TICKETS, TRUE)) {
xmlNode *xml_tickets = state;
GHashTable *state_hash = NULL;
/* Compatibility with the deprecated ticket state section:
* Unpack the attributes in the deprecated "/cib/status/tickets/instance_attributes" if it exists. */
state_hash = 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, xml_tickets, XML_TAG_ATTR_SETS, NULL,
state_hash, NULL, TRUE, data_set->now);
g_hash_table_foreach(state_hash, get_ticket_state_legacy, data_set);
if (state_hash) {
g_hash_table_destroy(state_hash);
}
/* Unpack the new "/cib/status/tickets/ticket_state"s */
unpack_tickets_state(xml_tickets, data_set);
}
if (crm_str_eq((const char *)state->name, XML_CIB_TAG_STATE, TRUE)) {
node_state = state;
id = crm_element_value(node_state, XML_ATTR_ID);
uname = crm_element_value(node_state, XML_ATTR_UNAME);
attrs = find_xml_node(node_state, XML_TAG_TRANSIENT_NODEATTRS, FALSE);
crm_trace("Processing node id=%s, uname=%s", id, uname);
this_node = pe_find_node_id(data_set->nodes, id);
if (uname == NULL) {
/* error */
continue;
} else if (this_node == NULL) {
crm_config_warn("Node %s in status section no longer exists", uname);
continue;
}
/* Mark the node as provisionally clean
* - at least we have seen it in the current cluster's lifetime
*/
this_node->details->unclean = FALSE;
add_node_attrs(attrs, this_node, TRUE, data_set);
if (crm_is_true(g_hash_table_lookup(this_node->details->attrs, "standby"))) {
crm_info("Node %s is in standby-mode", this_node->details->uname);
this_node->details->standby = TRUE;
}
crm_trace("determining node state");
determine_online_status(node_state, this_node, data_set);
if (this_node->details->online && data_set->no_quorum_policy == no_quorum_suicide) {
/* Everything else should flow from this automatically
* At least until the PE becomes able to migrate off healthy resources
*/
pe_fence_node(data_set, this_node, "because the cluster does not have quorum");
}
}
}
/* Now that we know all node states, we can safely handle migration ops
* But, for now, only process healthy nodes
* - this is necessary for the logic in bug lf#2508 to function correctly
*/
for (node_state = __xml_first_child(status); node_state != NULL;
node_state = __xml_next(node_state)) {
if (crm_str_eq((const char *)node_state->name, XML_CIB_TAG_STATE, TRUE) == FALSE) {
continue;
}
id = crm_element_value(node_state, XML_ATTR_ID);
this_node = pe_find_node_id(data_set->nodes, id);
if (this_node == NULL) {
crm_info("Node %s is unknown", id);
continue;
} else if (this_node->details->online) {
crm_trace("Processing lrm resource entries on healthy node: %s",
this_node->details->uname);
lrm_rsc = find_xml_node(node_state, XML_CIB_TAG_LRM, FALSE);
lrm_rsc = find_xml_node(lrm_rsc, XML_LRM_TAG_RESOURCES, FALSE);
unpack_lrm_resources(this_node, lrm_rsc, data_set);
}
}
/* Now handle failed nodes - but only if stonith is enabled
*
* By definition, offline nodes run no resources so there is nothing to do.
* Only when stonith is enabled do we need to know what is on the node to
* ensure rsc start events happen after the stonith
*/
for (node_state = __xml_first_child(status);
node_state != NULL && is_set(data_set->flags, pe_flag_stonith_enabled);
node_state = __xml_next(node_state)) {
if (crm_str_eq((const char *)node_state->name, XML_CIB_TAG_STATE, TRUE) == FALSE) {
continue;
}
id = crm_element_value(node_state, XML_ATTR_ID);
this_node = pe_find_node_id(data_set->nodes, id);
if (this_node == NULL || this_node->details->online) {
continue;
} else {
crm_trace("Processing lrm resource entries on unhealthy node: %s",
this_node->details->uname);
lrm_rsc = find_xml_node(node_state, XML_CIB_TAG_LRM, FALSE);
lrm_rsc = find_xml_node(lrm_rsc, XML_LRM_TAG_RESOURCES, FALSE);
unpack_lrm_resources(this_node, lrm_rsc, data_set);
}
}
return TRUE;
}
static gboolean
determine_online_status_no_fencing(pe_working_set_t * data_set, xmlNode * node_state,
node_t * this_node)
{
gboolean online = FALSE;
const char *join = crm_element_value(node_state, XML_NODE_JOIN_STATE);
const char *is_peer = crm_element_value(node_state, XML_NODE_IS_PEER);
const char *in_cluster = crm_element_value(node_state, XML_NODE_IN_CLUSTER);
const char *exp_state = crm_element_value(node_state, XML_NODE_EXPECTED);
if (!crm_is_true(in_cluster)) {
crm_trace("Node is down: in_cluster=%s", crm_str(in_cluster));
} else if (safe_str_eq(is_peer, ONLINESTATUS)) {
if (safe_str_eq(join, CRMD_JOINSTATE_MEMBER)) {
online = TRUE;
} else {
crm_debug("Node is not ready to run resources: %s", join);
}
} else if (this_node->details->expected_up == FALSE) {
crm_trace("CRMd is down: in_cluster=%s", crm_str(in_cluster));
crm_trace("\tis_peer=%s, join=%s, expected=%s",
crm_str(is_peer), crm_str(join), crm_str(exp_state));
} else {
/* mark it unclean */
pe_fence_node(data_set, this_node, "because it is partially and/or un-expectedly down");
crm_info("\tin_cluster=%s, is_peer=%s, join=%s, expected=%s",
crm_str(in_cluster), crm_str(is_peer), crm_str(join), crm_str(exp_state));
}
return online;
}
static gboolean
determine_online_status_fencing(pe_working_set_t * data_set, xmlNode * node_state,
node_t * this_node)
{
gboolean online = FALSE;
gboolean do_terminate = FALSE;
const char *join = crm_element_value(node_state, XML_NODE_JOIN_STATE);
const char *is_peer = crm_element_value(node_state, XML_NODE_IS_PEER);
const char *in_cluster = crm_element_value(node_state, XML_NODE_IN_CLUSTER);
const char *exp_state = crm_element_value(node_state, XML_NODE_EXPECTED);
const char *terminate = g_hash_table_lookup(this_node->details->attrs, "terminate");
/*
- XML_NODE_IN_CLUSTER ::= true|false
- XML_NODE_IS_PEER ::= true|false|online|offline
- XML_NODE_JOIN_STATE ::= member|down|pending|banned
- XML_NODE_EXPECTED ::= member|down
*/
if (crm_is_true(terminate)) {
do_terminate = TRUE;
} else if (terminate != NULL && strlen(terminate) > 0) {
/* could be a time() value */
char t = terminate[0];
if (t != '0' && isdigit(t)) {
do_terminate = TRUE;
}
}
crm_trace("%s: in_cluster=%s, is_peer=%s, join=%s, expected=%s, term=%d",
this_node->details->uname, crm_str(in_cluster), crm_str(is_peer),
crm_str(join), crm_str(exp_state), do_terminate);
online = crm_is_true(in_cluster);
if(safe_str_eq(is_peer, ONLINESTATUS)) {
is_peer = XML_BOOLEAN_YES;
}
if(exp_state == NULL) {
exp_state = CRMD_JOINSTATE_DOWN;
}
if(this_node->details->shutdown) {
crm_debug("%s is shutting down", this_node->details->uname);
online = crm_is_true(is_peer); /* Slightly different criteria since we cant shut down a dead peer */
} else if(do_terminate == FALSE && safe_str_eq(exp_state, CRMD_JOINSTATE_DOWN)) {
/* TO-DO: Have the crmd no longer pre-set CRMD_JOINSTATE_DOWN for shutdown */
if(crm_is_true(in_cluster) || crm_is_true(is_peer)) {
crm_info("- Node %s is not ready to run resources", this_node->details->uname);
this_node->details->standby = TRUE;
this_node->details->pending = TRUE;
} else {
crm_trace("%s is down or still coming up", this_node->details->uname);
}
} else if(crm_is_true(in_cluster) == FALSE) {
pe_fence_node(data_set, this_node, "because the node was not part of the cluster");
} else if(crm_is_true(is_peer) == FALSE) {
pe_fence_node(data_set, this_node, "because our peer process was not available");
/* Everything is running at this point, now check join state */
} else if (safe_str_eq(join, CRMD_JOINSTATE_NACK)) {
pe_fence_node(data_set, this_node, "because it failed the pacemaker membership criteria");
} else if (do_terminate) {
pe_fence_node(data_set, this_node, "because termination was requested");
} else if (safe_str_eq(join, CRMD_JOINSTATE_MEMBER)) {
crm_info("Node %s is active", this_node->details->uname);
} else if (safe_str_eq(join, CRMD_JOINSTATE_PENDING)) {
crm_info("+ Node %s is not ready to run resources", this_node->details->uname);
this_node->details->standby = TRUE;
this_node->details->pending = TRUE;
} else {
pe_fence_node(data_set, this_node, "because the peer was in an unknown state");
crm_warn("%s: in-cluster=%s, is-peer=%s, join=%s, expected=%s, term=%d, shutdown=%d",
this_node->details->uname, crm_str(in_cluster), crm_str(is_peer),
crm_str(join), crm_str(exp_state), do_terminate, this_node->details->shutdown);
}
return online;
}
gboolean
determine_online_status(xmlNode * node_state, node_t * this_node, pe_working_set_t * data_set)
{
gboolean online = FALSE;
const char *shutdown = NULL;
const char *exp_state = crm_element_value(node_state, XML_NODE_EXPECTED);
if (this_node == NULL) {
crm_config_err("No node to check");
return online;
}
this_node->details->shutdown = FALSE;
this_node->details->expected_up = FALSE;
shutdown = g_hash_table_lookup(this_node->details->attrs, XML_CIB_ATTR_SHUTDOWN);
if (shutdown != NULL && safe_str_neq("0", shutdown)) {
this_node->details->shutdown = TRUE;
} else if (safe_str_eq(exp_state, CRMD_JOINSTATE_MEMBER)) {
this_node->details->expected_up = TRUE;
}
if(this_node->details->type != node_member) {
this_node->details->unclean = FALSE;
online = FALSE; /* As far as resource management is concerned,
* the node is safely offline.
* Anyone caught abusing this logic will be shot
*/
} if (is_set(data_set->flags, pe_flag_stonith_enabled) == FALSE) {
online = determine_online_status_no_fencing(data_set, node_state, this_node);
} else {
online = determine_online_status_fencing(data_set, node_state, this_node);
}
if (online) {
this_node->details->online = TRUE;
} else {
/* remove node from contention */
this_node->fixed = TRUE;
this_node->weight = -INFINITY;
}
if (online && this_node->details->shutdown) {
/* dont run resources here */
this_node->fixed = TRUE;
this_node->weight = -INFINITY;
}
if (this_node->details->unclean) {
pe_proc_warn("Node %s is unclean", this_node->details->uname);
} else if (this_node->details->online) {
crm_info("Node %s is %s", this_node->details->uname,
this_node->details->shutdown ? "shutting down" :
this_node->details->pending ? "pending" :
this_node->details->standby ? "standby" : "online");
} else {
crm_trace("Node %s is offline", this_node->details->uname);
}
return online;
}
char *
clone_strip(const char *last_rsc_id)
{
int lpc = 0;
char *zero = NULL;
CRM_CHECK(last_rsc_id != NULL, return NULL);
if (last_rsc_id != NULL) {
lpc = strlen(last_rsc_id);
}
while (--lpc > 0) {
switch (last_rsc_id[lpc]) {
case 0:
return NULL;
break;
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
break;
case ':':
zero = calloc(1, lpc + 1);
memcpy(zero, last_rsc_id, lpc);
zero[lpc] = 0;
return zero;
default:
zero = strdup(last_rsc_id);
return zero;
}
}
return NULL;
}
char *
clone_zero(const char *last_rsc_id)
{
int lpc = 0;
char *zero = NULL;
CRM_CHECK(last_rsc_id != NULL, return NULL);
if (last_rsc_id != NULL) {
lpc = strlen(last_rsc_id);
}
while (--lpc > 0) {
switch (last_rsc_id[lpc]) {
case 0:
return NULL;
break;
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
break;
case ':':
zero = calloc(1, lpc + 3);
memcpy(zero, last_rsc_id, lpc);
zero[lpc] = ':';
zero[lpc + 1] = '0';
zero[lpc + 2] = 0;
return zero;
default:
lpc = strlen(last_rsc_id);
zero = calloc(1, lpc + 3);
memcpy(zero, last_rsc_id, lpc);
zero[lpc] = ':';
zero[lpc + 1] = '0';
zero[lpc + 2] = 0;
crm_trace("%s -> %s", last_rsc_id, zero);
return zero;
}
}
return NULL;
}
static resource_t *
create_fake_resource(const char *rsc_id, xmlNode * rsc_entry, pe_working_set_t * data_set)
{
resource_t *rsc = NULL;
xmlNode *xml_rsc = create_xml_node(NULL, XML_CIB_TAG_RESOURCE);
copy_in_properties(xml_rsc, rsc_entry);
crm_xml_add(xml_rsc, XML_ATTR_ID, rsc_id);
crm_log_xml_debug(xml_rsc, "Orphan resource");
if (!common_unpack(xml_rsc, &rsc, NULL, data_set)) {
return NULL;
}
set_bit(rsc->flags, pe_rsc_orphan);
data_set->resources = g_list_append(data_set->resources, rsc);
return rsc;
}
extern resource_t *create_child_clone(resource_t * rsc, int sub_id, pe_working_set_t * data_set);
static resource_t *
find_anonymous_clone(pe_working_set_t * data_set, node_t * node, resource_t * parent, const char *rsc_id)
{
GListPtr rIter = NULL;
resource_t *rsc = NULL;
gboolean skip_inactive = FALSE;
CRM_ASSERT(parent != NULL);
CRM_ASSERT(parent->variant == pe_clone || parent->variant == pe_master);
CRM_ASSERT(is_not_set(parent->flags, pe_rsc_unique));
/* Find an instance active (or partially active for grouped clones) on the specified node */
crm_trace("Looking for %s on %s in %s", rsc_id, node->details->uname, parent->id);
for(rIter = parent->children; rsc == NULL && rIter; rIter = rIter->next) {
GListPtr nIter = NULL;
GListPtr locations = NULL;
resource_t *child = rIter->data;
child->fns->location(child, &locations, TRUE);
if (locations == NULL) {
crm_trace("Resource %s, skip inactive", child->id);
continue;
}
for(nIter = locations; nIter && rsc == NULL; nIter = nIter->next) {
node_t *childnode = nIter->data;
if(childnode->details == node->details) {
/* ->find_rsc() because we might be a cloned group */
rsc = parent->fns->find_rsc(child, rsc_id, NULL, pe_find_clone);
crm_trace("Resource %s, active", rsc->id);
}
- /* TODO - drop this block?
- * Anonymous clones should no longer be able to have multiple entries on a node
+ /* Keep this block, it means we'll do the right thing if
+ * anyone toggles the unique flag to 'off'
*/
if(rsc && rsc->running_on) {
- crm_debug("/Anonymous/ clone %s is already running on %s",
- parent->id, node->details->uname);
+ crm_notice("/Anonymous/ clone %s is already running on %s",
+ parent->id, node->details->uname);
skip_inactive = TRUE;
rsc = NULL;
}
}
g_list_free(locations);
}
/* Find an inactive instance */
if(skip_inactive == FALSE) {
crm_trace("Looking for %s anywhere", rsc_id);
for(rIter = parent->children; rsc == NULL && rIter; rIter = rIter->next) {
GListPtr locations = NULL;
resource_t *child = rIter->data;
child->fns->location(child, &locations, TRUE);
if (locations == NULL) {
/* ->find_rsc() because we might be a cloned group */
rsc = parent->fns->find_rsc(child, rsc_id, NULL, pe_find_clone);
crm_trace("Resource %s, empty slot", rsc->id);
}
g_list_free(locations);
}
}
if (rsc == NULL) {
/* Create an extra orphan */
resource_t *top = create_child_clone(parent, -1, data_set);
/* ->find_rsc() because we might be a cloned group */
rsc = top->fns->find_rsc(top, rsc_id, NULL, pe_find_clone);
CRM_ASSERT(rsc != NULL);
crm_debug("Created orphan %s for %s: %s on %s", top->id, parent->id, rsc_id, node->details->uname);
}
if (safe_str_neq(rsc_id, rsc->id)) {
crm_info("Internally renamed %s on %s to %s%s",
rsc_id, node->details->uname, rsc->id,
is_set(rsc->flags, pe_rsc_orphan) ? " (ORPHAN)" : "");
}
return rsc;
}
static resource_t *
unpack_find_resource(pe_working_set_t * data_set, node_t * node, const char *rsc_id,
xmlNode * rsc_entry)
{
resource_t *rsc = NULL;
resource_t *parent = NULL;
char *alt_rsc_id = strdup(rsc_id);
crm_trace("looking for %s", rsc_id);
rsc = pe_find_resource(data_set->resources, alt_rsc_id);
/* no match */
if (rsc == NULL) {
/* Even when clone-max=0, we still create a single :0 orphan to match against */
char *tmp = clone_zero(alt_rsc_id);
resource_t *clone0 = pe_find_resource(data_set->resources, tmp);
parent = uber_parent(clone0);
free(tmp);
crm_trace("%s not found: %s", alt_rsc_id, parent ? parent->id : "orphan");
} else {
parent = uber_parent(rsc);
}
if (parent
&& parent->variant > pe_group) {
if(is_not_set(parent->flags, pe_rsc_unique)) {
char *base = clone_strip(rsc_id);
rsc = find_anonymous_clone(data_set, node, parent, base);
CRM_ASSERT(rsc != NULL);
free(base);
}
if (safe_str_neq(rsc_id, rsc->id)) {
free(rsc->clone_name);
rsc->clone_name = strdup(rsc_id);
}
}
free(alt_rsc_id);
return rsc;
}
static resource_t *
process_orphan_resource(xmlNode * rsc_entry, node_t * node, pe_working_set_t * data_set)
{
resource_t *rsc = NULL;
const char *rsc_id = crm_element_value(rsc_entry, XML_ATTR_ID);
crm_debug("Detected orphan resource %s on %s", rsc_id, node->details->uname);
rsc = create_fake_resource(rsc_id, rsc_entry, data_set);
if (is_set(data_set->flags, pe_flag_stop_rsc_orphans) == FALSE) {
clear_bit(rsc->flags, pe_rsc_managed);
} else {
GListPtr gIter = NULL;
print_resource(LOG_DEBUG_3, "Added orphan", rsc, FALSE);
CRM_CHECK(rsc != NULL, return NULL);
resource_location(rsc, NULL, -INFINITY, "__orphan_dont_run__", data_set);
for (gIter = data_set->nodes; gIter != NULL; gIter = gIter->next) {
node_t *node = (node_t *) gIter->data;
if (node->details->online && get_failcount(node, rsc, NULL, data_set)) {
action_t *clear_op = NULL;
action_t *ready = get_pseudo_op(CRM_OP_PROBED, data_set);
clear_op = custom_action(rsc, crm_concat(rsc->id, CRM_OP_CLEAR_FAILCOUNT, '_'),
CRM_OP_CLEAR_FAILCOUNT, node, FALSE, TRUE, data_set);
add_hash_param(clear_op->meta, XML_ATTR_TE_NOWAIT, XML_BOOLEAN_TRUE);
crm_info("Clearing failcount (%d) for orphaned resource %s on %s (%s)",
get_failcount(node, rsc, NULL, data_set), rsc->id, node->details->uname,
clear_op->uuid);
order_actions(clear_op, ready, pe_order_optional);
}
}
}
return rsc;
}
static void
process_rsc_state(resource_t * rsc, node_t * node,
enum action_fail_response on_fail,
xmlNode * migrate_op, pe_working_set_t * data_set)
{
crm_trace("Resource %s is %s on %s: on_fail=%s",
rsc->id, role2text(rsc->role), node->details->uname, fail2text(on_fail));
/* process current state */
if (rsc->role != RSC_ROLE_UNKNOWN) {
resource_t *iter = rsc;
while (iter) {
if (g_hash_table_lookup(iter->known_on, node->details->id) == NULL) {
node_t *n = node_copy(node);
crm_trace("%s (aka. %s) known on %s", rsc->id, rsc->clone_name, n->details->uname);
g_hash_table_insert(iter->known_on, (gpointer) n->details->id, n);
}
if (is_set(iter->flags, pe_rsc_unique)) {
break;
}
iter = iter->parent;
}
}
if (node->details->unclean) {
/* No extra processing needed
* Also allows resources to be started again after a node is shot
*/
on_fail = action_fail_ignore;
}
switch (on_fail) {
case action_fail_ignore:
/* nothing to do */
break;
case action_fail_fence:
/* treat it as if it is still running
* but also mark the node as unclean
*/
pe_fence_node(data_set, node, "to recover from resource failure(s)");
break;
case action_fail_standby:
node->details->standby = TRUE;
node->details->standby_onfail = TRUE;
break;
case action_fail_block:
/* is_managed == FALSE will prevent any
* actions being sent for the resource
*/
clear_bit(rsc->flags, pe_rsc_managed);
set_bit(rsc->flags, pe_rsc_block);
break;
case action_fail_migrate:
/* make sure it comes up somewhere else
* or not at all
*/
resource_location(rsc, node, -INFINITY, "__action_migration_auto__", data_set);
break;
case action_fail_stop:
rsc->next_role = RSC_ROLE_STOPPED;
break;
case action_fail_recover:
if (rsc->role != RSC_ROLE_STOPPED && rsc->role != RSC_ROLE_UNKNOWN) {
set_bit(rsc->flags, pe_rsc_failed);
stop_action(rsc, node, FALSE);
}
break;
}
if (rsc->role != RSC_ROLE_STOPPED && rsc->role != RSC_ROLE_UNKNOWN) {
if (is_set(rsc->flags, pe_rsc_orphan)) {
if (is_set(rsc->flags, pe_rsc_managed)) {
crm_config_warn("Detected active orphan %s running on %s",
rsc->id, node->details->uname);
} else {
crm_config_warn("Cluster configured not to stop active orphans."
" %s must be stopped manually on %s",
rsc->id, node->details->uname);
}
}
native_add_running(rsc, node, data_set);
if (on_fail != action_fail_ignore) {
set_bit(rsc->flags, pe_rsc_failed);
}
} else if (rsc->clone_name) {
crm_trace("Resetting clone_name %s for %s (stopped)", rsc->clone_name, rsc->id);
free(rsc->clone_name);
rsc->clone_name = NULL;
} else {
char *key = stop_key(rsc);
GListPtr possible_matches = find_actions(rsc->actions, key, node);
GListPtr gIter = possible_matches;
for (; gIter != NULL; gIter = gIter->next) {
action_t *stop = (action_t *) gIter->data;
stop->flags |= pe_action_optional;
}
free(key);
}
}
/* create active recurring operations as optional */
static void
process_recurring(node_t * node, resource_t * rsc,
int start_index, int stop_index,
GListPtr sorted_op_list, pe_working_set_t * data_set)
{
int counter = -1;
const char *task = NULL;
const char *status = NULL;
GListPtr gIter = sorted_op_list;
crm_trace("%s: Start index %d, stop index = %d", rsc->id, start_index, stop_index);
for (; gIter != NULL; gIter = gIter->next) {
xmlNode *rsc_op = (xmlNode *) gIter->data;
int interval = 0;
char *key = NULL;
const char *id = ID(rsc_op);
const char *interval_s = NULL;
counter++;
if (node->details->online == FALSE) {
crm_trace("Skipping %s/%s: node is offline", rsc->id, node->details->uname);
break;
/* Need to check if there's a monitor for role="Stopped" */
} else if (start_index < stop_index && counter <= stop_index) {
crm_trace("Skipping %s/%s: resource is not active", id, node->details->uname);
continue;
} else if (counter < start_index) {
crm_trace("Skipping %s/%s: old %d", id, node->details->uname, counter);
continue;
}
interval_s = crm_element_value(rsc_op, XML_LRM_ATTR_INTERVAL);
interval = crm_parse_int(interval_s, "0");
if (interval == 0) {
crm_trace("Skipping %s/%s: non-recurring", id, node->details->uname);
continue;
}
status = crm_element_value(rsc_op, XML_LRM_ATTR_OPSTATUS);
if (safe_str_eq(status, "-1")) {
crm_trace("Skipping %s/%s: status", id, node->details->uname);
continue;
}
task = crm_element_value(rsc_op, XML_LRM_ATTR_TASK);
/* create the action */
key = generate_op_key(rsc->id, task, interval);
crm_trace("Creating %s/%s", key, node->details->uname);
custom_action(rsc, key, task, node, TRUE, TRUE, data_set);
}
}
void
calculate_active_ops(GListPtr sorted_op_list, int *start_index, int *stop_index)
{
int counter = -1;
int implied_monitor_start = -1;
int implied_master_start = -1;
const char *task = NULL;
const char *status = NULL;
GListPtr gIter = sorted_op_list;
*stop_index = -1;
*start_index = -1;
for (; gIter != NULL; gIter = gIter->next) {
xmlNode *rsc_op = (xmlNode *) gIter->data;
counter++;
task = crm_element_value(rsc_op, XML_LRM_ATTR_TASK);
status = crm_element_value(rsc_op, XML_LRM_ATTR_OPSTATUS);
if (safe_str_eq(task, CRMD_ACTION_STOP)
&& safe_str_eq(status, "0")) {
*stop_index = counter;
} else if (safe_str_eq(task, CRMD_ACTION_START) ||
safe_str_eq(task, CRMD_ACTION_MIGRATED)) {
*start_index = counter;
} else if ((implied_monitor_start <= *stop_index) && safe_str_eq(task, CRMD_ACTION_STATUS)) {
const char *rc = crm_element_value(rsc_op, XML_LRM_ATTR_RC);
if (safe_str_eq(rc, "0") || safe_str_eq(rc, "8")) {
implied_monitor_start = counter;
}
} else if (safe_str_eq(task, CRMD_ACTION_PROMOTE) || safe_str_eq(task, CRMD_ACTION_DEMOTE)) {
implied_master_start = counter;
}
}
if (*start_index == -1) {
if (implied_master_start != -1) {
*start_index = implied_master_start;
} else if (implied_monitor_start != -1) {
*start_index = implied_monitor_start;
}
}
}
static void
unpack_lrm_rsc_state(node_t * node, xmlNode * rsc_entry, pe_working_set_t * data_set)
{
GListPtr gIter = NULL;
int stop_index = -1;
int start_index = -1;
enum rsc_role_e req_role = RSC_ROLE_UNKNOWN;
const char *task = NULL;
const char *rsc_id = crm_element_value(rsc_entry, XML_ATTR_ID);
resource_t *rsc = NULL;
GListPtr op_list = NULL;
GListPtr sorted_op_list = NULL;
xmlNode *migrate_op = NULL;
xmlNode *rsc_op = NULL;
enum action_fail_response on_fail = FALSE;
enum rsc_role_e saved_role = RSC_ROLE_UNKNOWN;
crm_trace("[%s] Processing %s on %s",
crm_element_name(rsc_entry), rsc_id, node->details->uname);
/* extract operations */
op_list = NULL;
sorted_op_list = NULL;
for (rsc_op = __xml_first_child(rsc_entry); rsc_op != NULL; rsc_op = __xml_next(rsc_op)) {
if (crm_str_eq((const char *)rsc_op->name, XML_LRM_TAG_RSC_OP, TRUE)) {
op_list = g_list_prepend(op_list, rsc_op);
}
}
if (op_list == NULL) {
/* if there are no operations, there is nothing to do */
return;
}
/* find the resource */
rsc = unpack_find_resource(data_set, node, rsc_id, rsc_entry);
if (rsc == NULL) {
rsc = process_orphan_resource(rsc_entry, node, data_set);
}
CRM_ASSERT(rsc != NULL);
/* process operations */
saved_role = rsc->role;
on_fail = action_fail_ignore;
rsc->role = RSC_ROLE_UNKNOWN;
sorted_op_list = g_list_sort(op_list, sort_op_by_callid);
for (gIter = sorted_op_list; gIter != NULL; gIter = gIter->next) {
xmlNode *rsc_op = (xmlNode *) gIter->data;
task = crm_element_value(rsc_op, XML_LRM_ATTR_TASK);
if (safe_str_eq(task, CRMD_ACTION_MIGRATED)) {
migrate_op = rsc_op;
}
unpack_rsc_op(rsc, node, rsc_op, gIter->next, &on_fail, data_set);
}
/* create active recurring operations as optional */
calculate_active_ops(sorted_op_list, &start_index, &stop_index);
process_recurring(node, rsc, start_index, stop_index, sorted_op_list, data_set);
/* no need to free the contents */
g_list_free(sorted_op_list);
process_rsc_state(rsc, node, on_fail, migrate_op, data_set);
if (get_target_role(rsc, &req_role)) {
if (rsc->next_role == RSC_ROLE_UNKNOWN || req_role < rsc->next_role) {
crm_debug("%s: Overwriting calculated next role %s"
" with requested next role %s",
rsc->id, role2text(rsc->next_role), role2text(req_role));
rsc->next_role = req_role;
} else if (req_role > rsc->next_role) {
crm_info("%s: Not overwriting calculated next role %s"
" with requested next role %s",
rsc->id, role2text(rsc->next_role), role2text(req_role));
}
}
if (saved_role > rsc->role) {
rsc->role = saved_role;
}
}
gboolean
unpack_lrm_resources(node_t * node, xmlNode * lrm_rsc_list, pe_working_set_t * data_set)
{
xmlNode *rsc_entry = NULL;
CRM_CHECK(node != NULL, return FALSE);
crm_trace("Unpacking resources on %s", node->details->uname);
for (rsc_entry = __xml_first_child(lrm_rsc_list); rsc_entry != NULL;
rsc_entry = __xml_next(rsc_entry)) {
if (crm_str_eq((const char *)rsc_entry->name, XML_LRM_TAG_RESOURCE, TRUE)) {
unpack_lrm_rsc_state(node, rsc_entry, data_set);
}
}
return TRUE;
}
static void
set_active(resource_t * rsc)
{
resource_t *top = uber_parent(rsc);
if (top && top->variant == pe_master) {
rsc->role = RSC_ROLE_SLAVE;
} else {
rsc->role = RSC_ROLE_STARTED;
}
}
static void
set_node_score(gpointer key, gpointer value, gpointer user_data)
{
node_t *node = value;
int *score = user_data;
node->weight = *score;
}
#define STATUS_PATH_MAX 1024
static xmlNode *
find_lrm_op(const char *resource, const char *op, const char *node, const char *source,
pe_working_set_t * data_set)
{
int offset = 0;
char xpath[STATUS_PATH_MAX];
offset += snprintf(xpath + offset, STATUS_PATH_MAX - offset, "//node_state[@uname='%s']", node);
offset +=
snprintf(xpath + offset, STATUS_PATH_MAX - offset, "//" XML_LRM_TAG_RESOURCE "[@id='%s']",
resource);
/* Need to check against transition_magic too? */
if (source && safe_str_eq(op, CRMD_ACTION_MIGRATE)) {
offset +=
snprintf(xpath + offset, STATUS_PATH_MAX - offset,
"/" XML_LRM_TAG_RSC_OP "[@operation='%s' and @migrate_target='%s']", op,
source);
} else if (source && safe_str_eq(op, CRMD_ACTION_MIGRATED)) {
offset +=
snprintf(xpath + offset, STATUS_PATH_MAX - offset,
"/" XML_LRM_TAG_RSC_OP "[@operation='%s' and @migrate_source='%s']", op,
source);
} else {
offset +=
snprintf(xpath + offset, STATUS_PATH_MAX - offset,
"/" XML_LRM_TAG_RSC_OP "[@operation='%s']", op);
}
return get_xpath_object(xpath, data_set->input, LOG_DEBUG);
}
gboolean
unpack_rsc_op(resource_t * rsc, node_t * node, xmlNode * xml_op, GListPtr next,
enum action_fail_response * on_fail, pe_working_set_t * data_set)
{
int task_id = 0;
const char *id = NULL;
const char *key = NULL;
const char *task = NULL;
const char *task_key = NULL;
const char *magic = NULL;
const char *actual_rc = NULL;
/* const char *target_rc = NULL; */
const char *task_status = NULL;
const char *interval_s = NULL;
const char *op_version = NULL;
int interval = 0;
int task_status_i = -2;
int actual_rc_i = 0;
int target_rc = -1;
int last_failure = 0;
action_t *action = NULL;
node_t *effective_node = NULL;
resource_t *failed = NULL;
gboolean expired = FALSE;
gboolean is_probe = FALSE;
gboolean clear_past_failure = FALSE;
CRM_CHECK(rsc != NULL, return FALSE);
CRM_CHECK(node != NULL, return FALSE);
CRM_CHECK(xml_op != NULL, return FALSE);
id = ID(xml_op);
task = crm_element_value(xml_op, XML_LRM_ATTR_TASK);
task_key = crm_element_value(xml_op, XML_LRM_ATTR_TASK_KEY);
task_status = crm_element_value(xml_op, XML_LRM_ATTR_OPSTATUS);
op_version = crm_element_value(xml_op, XML_ATTR_CRM_VERSION);
magic = crm_element_value(xml_op, XML_ATTR_TRANSITION_MAGIC);
key = crm_element_value(xml_op, XML_ATTR_TRANSITION_KEY);
crm_element_value_int(xml_op, XML_LRM_ATTR_CALLID, &task_id);
CRM_CHECK(id != NULL, return FALSE);
CRM_CHECK(task != NULL, return FALSE);
CRM_CHECK(task_status != NULL, return FALSE);
task_status_i = crm_parse_int(task_status, NULL);
CRM_CHECK(task_status_i <= PCMK_LRM_OP_ERROR, return FALSE);
CRM_CHECK(task_status_i >= PCMK_LRM_OP_PENDING, return FALSE);
if (safe_str_eq(task, CRMD_ACTION_NOTIFY)) {
/* safe to ignore these */
return TRUE;
}
if (rsc->failure_timeout > 0) {
int last_run = 0;
if (crm_element_value_int(xml_op, "last-rc-change", &last_run) == 0) {
time_t now = get_timet_now(data_set);
if (now > (last_run + rsc->failure_timeout)) {
expired = TRUE;
}
}
}
crm_trace("Unpacking task %s/%s (call_id=%d, status=%s) on %s (role=%s)",
id, task, task_id, task_status, node->details->uname, role2text(rsc->role));
interval_s = crm_element_value(xml_op, XML_LRM_ATTR_INTERVAL);
interval = crm_parse_int(interval_s, "0");
if (interval == 0 && safe_str_eq(task, CRMD_ACTION_STATUS)) {
is_probe = TRUE;
}
if (node->details->unclean) {
crm_trace("Node %s (where %s is running) is unclean."
" Further action depends on the value of the stop's on-fail attribue",
node->details->uname, rsc->id);
}
actual_rc = crm_element_value(xml_op, XML_LRM_ATTR_RC);
CRM_CHECK(actual_rc != NULL, return FALSE);
actual_rc_i = crm_parse_int(actual_rc, NULL);
if (key) {
int dummy = 0;
char *dummy_string = NULL;
decode_transition_key(key, &dummy_string, &dummy, &dummy, &target_rc);
free(dummy_string);
}
if (task_status_i == PCMK_LRM_OP_DONE && target_rc >= 0) {
if (target_rc == actual_rc_i) {
task_status_i = PCMK_LRM_OP_DONE;
} else {
task_status_i = PCMK_LRM_OP_ERROR;
crm_debug("%s on %s returned %d (%s) instead of the expected value: %d (%s)",
id, node->details->uname,
actual_rc_i, lrmd_event_rc2str(actual_rc_i),
target_rc, lrmd_event_rc2str(target_rc));
}
} else if (task_status_i == PCMK_LRM_OP_ERROR) {
/* let us decide that */
task_status_i = PCMK_LRM_OP_DONE;
}
if (task_status_i == PCMK_LRM_OP_NOTSUPPORTED) {
actual_rc_i = PCMK_EXECRA_UNIMPLEMENT_FEATURE;
}
if (task_status_i != actual_rc_i
&& rsc->failure_timeout > 0 && get_failcount(node, rsc, &last_failure, data_set) == 0) {
if (last_failure > 0) {
action_t *clear_op = NULL;
clear_op = custom_action(rsc, crm_concat(rsc->id, CRM_OP_CLEAR_FAILCOUNT, '_'),
CRM_OP_CLEAR_FAILCOUNT, node, FALSE, TRUE, data_set);
add_hash_param(clear_op->meta, XML_ATTR_TE_NOWAIT, XML_BOOLEAN_TRUE);
crm_notice("Clearing expired failcount for %s on %s", rsc->id, node->details->uname);
}
}
if (expired
&& actual_rc_i != PCMK_EXECRA_NOT_RUNNING
&& actual_rc_i != PCMK_EXECRA_RUNNING_MASTER && actual_rc_i != PCMK_EXECRA_OK) {
crm_notice("Ignoring expired failure %s (rc=%d, magic=%s) on %s",
id, actual_rc_i, magic, node->details->uname);
goto done;
}
/* we could clean this up significantly except for old LRMs and CRMs that
* didnt include target_rc and liked to remap status
*/
switch (actual_rc_i) {
case PCMK_EXECRA_NOT_RUNNING:
if (is_probe || target_rc == actual_rc_i) {
task_status_i = PCMK_LRM_OP_DONE;
rsc->role = RSC_ROLE_STOPPED;
/* clear any previous failure actions */
*on_fail = action_fail_ignore;
rsc->next_role = RSC_ROLE_UNKNOWN;
} else if (safe_str_neq(task, CRMD_ACTION_STOP)) {
task_status_i = PCMK_LRM_OP_ERROR;
}
break;
case PCMK_EXECRA_RUNNING_MASTER:
if (is_probe) {
task_status_i = PCMK_LRM_OP_DONE;
crm_notice("Operation %s found resource %s active in master mode on %s",
task, rsc->id, node->details->uname);
} else if (target_rc == actual_rc_i) {
/* nothing to do */
} else if (target_rc >= 0) {
task_status_i = PCMK_LRM_OP_ERROR;
/* legacy code for pre-0.6.5 operations */
} else if (safe_str_neq(task, CRMD_ACTION_STATUS)
|| rsc->role != RSC_ROLE_MASTER) {
task_status_i = PCMK_LRM_OP_ERROR;
if (rsc->role != RSC_ROLE_MASTER) {
crm_err("%s reported %s in master mode on %s",
id, rsc->id, node->details->uname);
}
}
rsc->role = RSC_ROLE_MASTER;
break;
case PCMK_EXECRA_FAILED_MASTER:
rsc->role = RSC_ROLE_MASTER;
task_status_i = PCMK_LRM_OP_ERROR;
break;
case PCMK_EXECRA_UNIMPLEMENT_FEATURE:
if (interval > 0) {
task_status_i = PCMK_LRM_OP_NOTSUPPORTED;
break;
}
/* else: fall through */
case PCMK_EXECRA_INSUFFICIENT_PRIV:
case PCMK_EXECRA_NOT_INSTALLED:
case PCMK_EXECRA_INVALID_PARAM:
effective_node = node;
/* fall through */
case PCMK_EXECRA_NOT_CONFIGURED:
failed = rsc;
if (is_not_set(rsc->flags, pe_rsc_unique)) {
failed = uber_parent(failed);
}
do_crm_log(actual_rc_i == PCMK_EXECRA_NOT_INSTALLED ? LOG_NOTICE : LOG_ERR,
"Preventing %s from re-starting %s %s: operation %s failed '%s' (rc=%d)",
failed->id,
effective_node ? "on" : "anywhere in the cluster",
effective_node ? effective_node->details->uname : "",
task, lrmd_event_rc2str(actual_rc_i), actual_rc_i);
resource_location(failed, effective_node, -INFINITY, "hard-error", data_set);
if (is_probe) {
/* treat these like stops */
task = CRMD_ACTION_STOP;
task_status_i = PCMK_LRM_OP_DONE;
crm_xml_add(xml_op, XML_ATTR_UNAME, node->details->uname);
if (actual_rc_i != PCMK_EXECRA_NOT_INSTALLED
|| is_set(data_set->flags, pe_flag_symmetric_cluster)) {
if ((node->details->shutdown == FALSE) || (node->details->online == TRUE)) {
add_node_copy(data_set->failed, xml_op);
}
}
}
break;
case PCMK_EXECRA_OK:
if (is_probe && target_rc == 7) {
task_status_i = PCMK_LRM_OP_DONE;
crm_info("Operation %s found resource %s active on %s",
task, rsc->id, node->details->uname);
/* legacy code for pre-0.6.5 operations */
} else if (target_rc < 0 && interval > 0 && rsc->role == RSC_ROLE_MASTER) {
/* catch status ops that return 0 instead of 8 while they
* are supposed to be in master mode
*/
task_status_i = PCMK_LRM_OP_ERROR;
}
break;
default:
if (task_status_i == PCMK_LRM_OP_DONE) {
crm_info("Remapping %s (rc=%d) on %s to an ERROR",
id, actual_rc_i, node->details->uname);
task_status_i = PCMK_LRM_OP_ERROR;
}
}
if (task_status_i == PCMK_LRM_OP_ERROR
|| task_status_i == PCMK_LRM_OP_TIMEOUT || task_status_i == PCMK_LRM_OP_NOTSUPPORTED) {
const char *action_key = task_key ? task_key : id;
action = custom_action(rsc, strdup(action_key), task, NULL, TRUE, FALSE, data_set);
if (expired) {
crm_notice("Ignoring expired failure (calculated) %s (rc=%d, magic=%s) on %s",
id, actual_rc_i, magic, node->details->uname);
goto done;
} else if (action->on_fail == action_fail_ignore) {
crm_warn("Remapping %s (rc=%d) on %s to DONE: ignore",
id, actual_rc_i, node->details->uname);
task_status_i = PCMK_LRM_OP_DONE;
set_bit(rsc->flags, pe_rsc_failure_ignored);
crm_xml_add(xml_op, XML_ATTR_UNAME, node->details->uname);
if ((node->details->shutdown == FALSE) || (node->details->online == TRUE)) {
add_node_copy(data_set->failed, xml_op);
}
}
}
switch (task_status_i) {
case PCMK_LRM_OP_PENDING:
if (safe_str_eq(task, CRMD_ACTION_START)) {
set_bit(rsc->flags, pe_rsc_start_pending);
set_active(rsc);
} else if (safe_str_eq(task, CRMD_ACTION_PROMOTE)) {
rsc->role = RSC_ROLE_MASTER;
}
/*
* Intentionally ignoring pending migrate ops here;
* haven't decided if we need to do anything special
* with them yet...
*/
break;
case PCMK_LRM_OP_DONE:
crm_trace("%s/%s completed on %s", rsc->id, task, node->details->uname);
if (actual_rc_i == PCMK_EXECRA_NOT_RUNNING) {
clear_past_failure = TRUE;
} else if (safe_str_eq(task, CRMD_ACTION_START)) {
rsc->role = RSC_ROLE_STARTED;
clear_past_failure = TRUE;
} else if (safe_str_eq(task, CRMD_ACTION_STOP)) {
rsc->role = RSC_ROLE_STOPPED;
clear_past_failure = TRUE;
} else if (safe_str_eq(task, CRMD_ACTION_PROMOTE)) {
rsc->role = RSC_ROLE_MASTER;
clear_past_failure = TRUE;
} else if (safe_str_eq(task, CRMD_ACTION_DEMOTE)) {
/* Demote from Master does not clear an error */
rsc->role = RSC_ROLE_SLAVE;
} else if (safe_str_eq(task, CRMD_ACTION_MIGRATED)) {
rsc->role = RSC_ROLE_STARTED;
clear_past_failure = TRUE;
} else if (safe_str_eq(task, CRMD_ACTION_MIGRATE)) {
/*
* The normal sequence is (now): migrate_to(Src) -> migrate_from(Tgt) -> stop(Src)
*
* So if a migrate_to is followed by a stop, then we dont need to care what
* happended on the target node
*
* Without the stop, we need to look for a successful migrate_from.
* This would also imply we're no longer running on the source
*
* Without the stop, and without a migrate_from op we make sure the resource
* gets stopped on both source and target (assuming the target is up)
*
*/
int stop_id = 0;
xmlNode *stop_op =
find_lrm_op(rsc->id, CRMD_ACTION_STOP, node->details->id, NULL, data_set);
if (stop_op) {
crm_element_value_int(stop_op, XML_LRM_ATTR_CALLID, &stop_id);
}
if (stop_op == NULL || stop_id < task_id) {
int from_rc = 0, from_status = 0;
const char *migrate_source =
crm_element_value(xml_op, XML_LRM_ATTR_MIGRATE_SOURCE);
const char *migrate_target =
crm_element_value(xml_op, XML_LRM_ATTR_MIGRATE_TARGET);
node_t *target = pe_find_node(data_set->nodes, migrate_target);
node_t *source = pe_find_node(data_set->nodes, migrate_source);
xmlNode *migrate_from =
find_lrm_op(rsc->id, CRMD_ACTION_MIGRATED, migrate_target, migrate_source,
data_set);
rsc->role = RSC_ROLE_STARTED; /* can be master? */
if (migrate_from) {
crm_element_value_int(migrate_from, XML_LRM_ATTR_RC, &from_rc);
crm_element_value_int(migrate_from, XML_LRM_ATTR_OPSTATUS, &from_status);
crm_trace("%s op on %s exited with status=%d, rc=%d",
ID(migrate_from), migrate_target, from_status, from_rc);
}
if (migrate_from && from_rc == PCMK_EXECRA_OK && from_status == PCMK_LRM_OP_DONE) {
crm_trace("Detected dangling migration op: %s on %s", ID(xml_op),
migrate_source);
/* all good
* just need to arrange for the stop action to get sent
* but _without_ affecting the target somehow
*/
rsc->role = RSC_ROLE_STOPPED;
rsc->dangling_migrations = g_list_prepend(rsc->dangling_migrations, node);
} else if (migrate_from) { /* Failed */
crm_trace("Marking active on %s %p %d", migrate_target, target,
target->details->online);
if (target && target->details->online) {
native_add_running(rsc, target, data_set);
}
} else { /* Pending or complete but erased */
node_t *target = pe_find_node_id(data_set->nodes, migrate_target);
crm_trace("Marking active on %s %p %d", migrate_target, target,
target->details->online);
if (target && target->details->online) {
native_add_running(rsc, target, data_set);
if (source && source->details->online) {
/* If we make it here we have a partial migration. The migrate_to
* has completed but the migrate_from on the target has not. Hold on
* to the target and source on the resource. Later on if we detect that
* the resource is still going to run on that target, we may continue
* the migration */
rsc->partial_migration_target = target;
rsc->partial_migration_source = source;
}
} else {
/* Consider it failed here - forces a restart, prevents migration */
set_bit(rsc->flags, pe_rsc_failed);
}
}
}
} else if (rsc->role < RSC_ROLE_STARTED) {
/* start, migrate_to and migrate_from will land here */
crm_trace("%s active on %s", rsc->id, node->details->uname);
set_active(rsc);
}
/* clear any previous failure actions */
if (clear_past_failure) {
switch (*on_fail) {
case action_fail_block:
case action_fail_stop:
case action_fail_fence:
case action_fail_migrate:
case action_fail_standby:
crm_trace("%s.%s is not cleared by a completed stop",
rsc->id, fail2text(*on_fail));
break;
case action_fail_ignore:
case action_fail_recover:
*on_fail = action_fail_ignore;
rsc->next_role = RSC_ROLE_UNKNOWN;
}
}
break;
case PCMK_LRM_OP_ERROR:
case PCMK_LRM_OP_TIMEOUT:
case PCMK_LRM_OP_NOTSUPPORTED:
crm_warn("Processing failed op %s on %s: %s (%d)",
id, node->details->uname, lrmd_event_rc2str(actual_rc_i), actual_rc_i);
crm_xml_add(xml_op, XML_ATTR_UNAME, node->details->uname);
if ((node->details->shutdown == FALSE) || (node->details->online == TRUE)) {
add_node_copy(data_set->failed, xml_op);
}
if (*on_fail < action->on_fail) {
*on_fail = action->on_fail;
}
if (safe_str_eq(task, CRMD_ACTION_STOP)) {
resource_location(rsc, node, -INFINITY, "__stop_fail__", data_set);
} else if (safe_str_eq(task, CRMD_ACTION_MIGRATED)) {
int stop_id = 0;
int migrate_id = 0;
const char *migrate_source = crm_element_value(xml_op, XML_LRM_ATTR_MIGRATE_SOURCE);
const char *migrate_target = crm_element_value(xml_op, XML_LRM_ATTR_MIGRATE_TARGET);
xmlNode *stop_op =
find_lrm_op(rsc->id, CRMD_ACTION_STOP, migrate_source, NULL, data_set);
xmlNode *migrate_op =
find_lrm_op(rsc->id, CRMD_ACTION_MIGRATE, migrate_source, migrate_target,
data_set);
if (stop_op) {
crm_element_value_int(stop_op, XML_LRM_ATTR_CALLID, &stop_id);
}
if (migrate_op) {
crm_element_value_int(migrate_op, XML_LRM_ATTR_CALLID, &migrate_id);
}
/* Get our state right */
rsc->role = RSC_ROLE_STARTED; /* can be master? */
if (stop_op == NULL || stop_id < migrate_id) {
node_t *source = pe_find_node(data_set->nodes, migrate_source);
if (source && source->details->online) {
native_add_running(rsc, source, data_set);
}
}
} else if (safe_str_eq(task, CRMD_ACTION_MIGRATE)) {
int stop_id = 0;
int migrate_id = 0;
const char *migrate_source = crm_element_value(xml_op, XML_LRM_ATTR_MIGRATE_SOURCE);
const char *migrate_target = crm_element_value(xml_op, XML_LRM_ATTR_MIGRATE_TARGET);
xmlNode *stop_op =
find_lrm_op(rsc->id, CRMD_ACTION_STOP, migrate_target, NULL, data_set);
xmlNode *migrate_op =
find_lrm_op(rsc->id, CRMD_ACTION_MIGRATED, migrate_target, migrate_source,
data_set);
if (stop_op) {
crm_element_value_int(stop_op, XML_LRM_ATTR_CALLID, &stop_id);
}
if (migrate_op) {
crm_element_value_int(migrate_op, XML_LRM_ATTR_CALLID, &migrate_id);
}
/* Get our state right */
rsc->role = RSC_ROLE_STARTED; /* can be master? */
if (stop_op == NULL || stop_id < migrate_id) {
node_t *target = pe_find_node(data_set->nodes, migrate_target);
crm_trace("Stop: %p %d, Migrated: %p %d", stop_op, stop_id, migrate_op,
migrate_id);
if (target && target->details->online) {
native_add_running(rsc, target, data_set);
}
} else if (migrate_op == NULL) {
/* Make sure it gets cleaned up, the stop may pre-date the migrate_from */
rsc->dangling_migrations = g_list_prepend(rsc->dangling_migrations, node);
}
} else if (safe_str_eq(task, CRMD_ACTION_PROMOTE)) {
rsc->role = RSC_ROLE_MASTER;
} else if (safe_str_eq(task, CRMD_ACTION_DEMOTE)) {
/*
* staying in role=master ends up putting the PE/TE into a loop
* setting role=slave is not dangerous because no master will be
* promoted until the failed resource has been fully stopped
*/
crm_warn("Forcing %s to stop after a failed demote action", rsc->id);
rsc->next_role = RSC_ROLE_STOPPED;
rsc->role = RSC_ROLE_SLAVE;
} else if (compare_version("2.0", op_version) > 0
&& safe_str_eq(task, CRMD_ACTION_START)) {
crm_warn("Compatibility handling for failed op %s on %s", id, node->details->uname);
resource_location(rsc, node, -INFINITY, "__legacy_start__", data_set);
}
if (rsc->role < RSC_ROLE_STARTED) {
set_active(rsc);
}
crm_trace("Resource %s: role=%s, unclean=%s, on_fail=%s, fail_role=%s",
rsc->id, role2text(rsc->role),
node->details->unclean ? "true" : "false",
fail2text(action->on_fail), role2text(action->fail_role));
if (action->fail_role != RSC_ROLE_STARTED && rsc->next_role < action->fail_role) {
rsc->next_role = action->fail_role;
}
if (action->fail_role == RSC_ROLE_STOPPED) {
int score = -INFINITY;
crm_err("Making sure %s doesn't come up again", rsc->id);
/* make sure it doesnt come up again */
g_hash_table_destroy(rsc->allowed_nodes);
rsc->allowed_nodes = node_hash_from_list(data_set->nodes);
g_hash_table_foreach(rsc->allowed_nodes, set_node_score, &score);
}
pe_free_action(action);
action = NULL;
break;
case PCMK_LRM_OP_CANCELLED:
/* do nothing?? */
pe_err("Dont know what to do for cancelled ops yet");
break;
}
done:
crm_trace("Resource %s after %s: role=%s", rsc->id, task, role2text(rsc->role));
pe_free_action(action);
return TRUE;
}
gboolean
add_node_attrs(xmlNode * xml_obj, node_t * node, gboolean overwrite, pe_working_set_t * data_set)
{
g_hash_table_insert(node->details->attrs,
strdup("#" XML_ATTR_UNAME), strdup(node->details->uname));
g_hash_table_insert(node->details->attrs,
strdup("#" XML_ATTR_ID), strdup(node->details->id));
if (safe_str_eq(node->details->id, data_set->dc_uuid)) {
data_set->dc_node = node;
node->details->is_dc = TRUE;
g_hash_table_insert(node->details->attrs,
strdup("#" XML_ATTR_DC), strdup(XML_BOOLEAN_TRUE));
} else {
g_hash_table_insert(node->details->attrs,
strdup("#" XML_ATTR_DC), strdup(XML_BOOLEAN_FALSE));
}
unpack_instance_attributes(data_set->input, xml_obj, XML_TAG_ATTR_SETS, NULL,
node->details->attrs, NULL, overwrite, data_set->now);
return TRUE;
}
static GListPtr
extract_operations(const char *node, const char *rsc, xmlNode * rsc_entry, gboolean active_filter)
{
int counter = -1;
int stop_index = -1;
int start_index = -1;
xmlNode *rsc_op = NULL;
GListPtr gIter = NULL;
GListPtr op_list = NULL;
GListPtr sorted_op_list = NULL;
/* extract operations */
op_list = NULL;
sorted_op_list = NULL;
for (rsc_op = __xml_first_child(rsc_entry); rsc_op != NULL; rsc_op = __xml_next(rsc_op)) {
if (crm_str_eq((const char *)rsc_op->name, XML_LRM_TAG_RSC_OP, TRUE)) {
crm_xml_add(rsc_op, "resource", rsc);
crm_xml_add(rsc_op, XML_ATTR_UNAME, node);
op_list = g_list_prepend(op_list, rsc_op);
}
}
if (op_list == NULL) {
/* if there are no operations, there is nothing to do */
return NULL;
}
sorted_op_list = g_list_sort(op_list, sort_op_by_callid);
/* create active recurring operations as optional */
if (active_filter == FALSE) {
return sorted_op_list;
}
op_list = NULL;
calculate_active_ops(sorted_op_list, &start_index, &stop_index);
for (gIter = sorted_op_list; gIter != NULL; gIter = gIter->next) {
xmlNode *rsc_op = (xmlNode *) gIter->data;
counter++;
if (start_index < stop_index) {
crm_trace("Skipping %s: not active", ID(rsc_entry));
break;
} else if (counter < start_index) {
crm_trace("Skipping %s: old", ID(rsc_op));
continue;
}
op_list = g_list_append(op_list, rsc_op);
}
g_list_free(sorted_op_list);
return op_list;
}
GListPtr
find_operations(const char *rsc, const char *node, gboolean active_filter,
pe_working_set_t * data_set)
{
GListPtr output = NULL;
GListPtr intermediate = NULL;
xmlNode *tmp = NULL;
xmlNode *status = find_xml_node(data_set->input, XML_CIB_TAG_STATUS, TRUE);
const char *uname = NULL;
node_t *this_node = NULL;
xmlNode *node_state = NULL;
for (node_state = __xml_first_child(status); node_state != NULL;
node_state = __xml_next(node_state)) {
if (crm_str_eq((const char *)node_state->name, XML_CIB_TAG_STATE, TRUE)) {
uname = crm_element_value(node_state, XML_ATTR_UNAME);
if (node != NULL && safe_str_neq(uname, node)) {
continue;
}
this_node = pe_find_node(data_set->nodes, uname);
CRM_CHECK(this_node != NULL, continue);
determine_online_status(node_state, this_node, data_set);
if (this_node->details->online || is_set(data_set->flags, pe_flag_stonith_enabled)) {
/* offline nodes run no resources...
* unless stonith is enabled in which case we need to
* make sure rsc start events happen after the stonith
*/
xmlNode *lrm_rsc = NULL;
tmp = find_xml_node(node_state, XML_CIB_TAG_LRM, FALSE);
tmp = find_xml_node(tmp, XML_LRM_TAG_RESOURCES, FALSE);
for (lrm_rsc = __xml_first_child(tmp); lrm_rsc != NULL;
lrm_rsc = __xml_next(lrm_rsc)) {
if (crm_str_eq((const char *)lrm_rsc->name, XML_LRM_TAG_RESOURCE, TRUE)) {
const char *rsc_id = crm_element_value(lrm_rsc, XML_ATTR_ID);
if (rsc != NULL && safe_str_neq(rsc_id, rsc)) {
continue;
}
intermediate = extract_operations(uname, rsc_id, lrm_rsc, active_filter);
output = g_list_concat(output, intermediate);
}
}
}
}
}
return output;
}
diff --git a/pengine/graph.c b/pengine/graph.c
index 7c06cf4dde..0313307c4f 100644
--- a/pengine/graph.c
+++ b/pengine/graph.c
@@ -1,895 +1,930 @@
/*
* Copyright (C) 2004 Andrew Beekhof <andrew@beekhof.net>
*
* 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 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <crm_internal.h>
#include <sys/param.h>
#include <crm/crm.h>
#include <crm/cib.h>
#include <crm/msg_xml.h>
#include <crm/common/xml.h>
#include <glib.h>
#include <allocate.h>
#include <utils.h>
gboolean update_action(action_t * action);
gboolean rsc_update_action(action_t * first, action_t * then, enum pe_ordering type);
static enum pe_action_flags
get_action_flags(action_t * action, node_t * node)
{
enum pe_action_flags flags = action->flags;
if (action->rsc) {
flags = action->rsc->cmds->action_flags(action, NULL);
if (action->rsc->variant >= pe_clone && node) {
/* We only care about activity on $node */
enum pe_action_flags clone_flags = action->rsc->cmds->action_flags(action, node);
/* Go to great lengths to ensure the correct value for pe_action_runnable...
*
* If we are a clone, then for _ordering_ constraints, its only relevant
* if we are runnable _anywhere_.
*
* This only applies to _runnable_ though, and only for ordering constraints.
* If this function is ever used during colocation, then we'll need additional logic
*
* Not very satisfying, but its logical and appears to work well.
*/
if (is_not_set(clone_flags, pe_action_runnable)
&& is_set(flags, pe_action_runnable)) {
crm_trace("Fixing up runnable flag for %s", action->uuid);
set_bit(clone_flags, pe_action_runnable);
}
flags = clone_flags;
}
}
return flags;
}
static char *
convert_non_atomic_uuid(char *old_uuid, resource_t * rsc, gboolean allow_notify,
gboolean free_original)
{
int interval = 0;
char *uuid = NULL;
char *rid = NULL;
char *raw_task = NULL;
int task = no_action;
crm_trace("Processing %s", old_uuid);
if (old_uuid == NULL) {
return NULL;
} else if (strstr(old_uuid, "notify") != NULL) {
goto done; /* no conversion */
} else if (rsc->variant < pe_group) {
goto done; /* no conversion */
}
CRM_ASSERT(parse_op_key(old_uuid, &rid, &raw_task, &interval));
if (interval > 0) {
goto done; /* no conversion */
}
task = text2task(raw_task);
switch (task) {
case stop_rsc:
case start_rsc:
case action_notify:
case action_promote:
case action_demote:
break;
case stopped_rsc:
case started_rsc:
case action_notified:
case action_promoted:
case action_demoted:
task--;
break;
case monitor_rsc:
case shutdown_crm:
case stonith_node:
task = no_action;
break;
default:
crm_err("Unknown action: %s", raw_task);
task = no_action;
break;
}
if (task != no_action) {
if (is_set(rsc->flags, pe_rsc_notify) && allow_notify) {
uuid = generate_notify_key(rid, "confirmed-post", task2text(task + 1));
} else {
uuid = generate_op_key(rid, task2text(task + 1), 0);
}
crm_trace("Converted %s -> %s", old_uuid, uuid);
}
done:
if (uuid == NULL) {
uuid = strdup(old_uuid);
}
if (free_original) {
free(old_uuid);
}
free(raw_task);
free(rid);
return uuid;
}
static action_t *
rsc_expand_action(action_t * action)
{
action_t *result = action;
if (action->rsc && action->rsc->variant >= pe_group) {
/* Expand 'start' -> 'started' */
char *uuid = NULL;
gboolean notify = FALSE;
if (action->rsc->parent == NULL) {
/* Only outter-most resources have notification actions */
notify = is_set(action->rsc->flags, pe_rsc_notify);
}
uuid = convert_non_atomic_uuid(action->uuid, action->rsc, notify, FALSE);
if (uuid) {
crm_trace("Converting %s to %s %d", action->uuid, uuid,
is_set(action->rsc->flags, pe_rsc_notify));
result = find_first_action(action->rsc->actions, uuid, NULL, NULL);
if (result == NULL) {
crm_err("Couldn't expand %s", action->uuid);
result = action;
}
free(uuid);
}
}
return result;
}
static enum pe_graph_flags
graph_update_action(action_t * first, action_t * then, node_t * node, enum pe_action_flags flags,
enum pe_ordering type)
{
enum pe_graph_flags changed = pe_graph_none;
gboolean processed = FALSE;
/* TODO: Do as many of these in parallel as possible */
if (type & pe_order_implies_then) {
processed = TRUE;
if (then->rsc) {
changed |=
then->rsc->cmds->update_actions(first, then, node, flags & pe_action_optional,
pe_action_optional, pe_order_implies_then);
} else if (is_set(flags, pe_action_optional) == FALSE) {
if (update_action_flags(then, pe_action_optional | pe_action_clear)) {
changed |= pe_graph_updated_then;
}
}
crm_trace("implies right: %s then %s%s", first->uuid, then->uuid, changed?": changed":"");
}
if ((type & pe_order_restart) && then->rsc) {
enum pe_action_flags restart = (pe_action_optional | pe_action_runnable);
processed = TRUE;
changed |=
then->rsc->cmds->update_actions(first, then, node, flags, restart,
pe_order_restart);
crm_trace("restart: %s then %s%s", first->uuid, then->uuid, changed?": changed":"");
}
if (type & pe_order_implies_first) {
processed = TRUE;
if (first->rsc) {
changed |=
first->rsc->cmds->update_actions(first, then, node, flags,
pe_action_optional, pe_order_implies_first);
} else if (is_set(flags, pe_action_optional) == FALSE) {
if (update_action_flags(first, pe_action_runnable | pe_action_clear)) {
changed |= pe_graph_updated_first;
}
}
crm_trace("implies left: %s then %s%s", first->uuid, then->uuid, changed?": changed":"");
}
if (type & pe_order_implies_first_master) {
processed = TRUE;
if (then->rsc) {
changed |=
then->rsc->cmds->update_actions(first, then, node, flags & pe_action_optional,
pe_action_optional, pe_order_implies_first_master);
}
crm_trace("implies left when right rsc is Master role: %s then %s%s", first->uuid, then->uuid, changed?": changed":"");
}
if (type & pe_order_one_or_more) {
processed = TRUE;
if (then->rsc) {
changed |=
then->rsc->cmds->update_actions(first, then, node, flags,
pe_action_runnable, pe_order_one_or_more);
} else if (is_set(flags, pe_action_runnable)) {
if (update_action_flags(then, pe_action_runnable)) {
changed |= pe_graph_updated_then;
}
}
crm_trace("runnable_one_or_more: %s then %s%s", first->uuid, then->uuid, changed?": changed":"");
}
if (type & pe_order_runnable_left) {
processed = TRUE;
if (then->rsc) {
changed |=
then->rsc->cmds->update_actions(first, then, node, flags,
pe_action_runnable, pe_order_runnable_left);
} else if (is_set(flags, pe_action_runnable) == FALSE) {
if (update_action_flags(then, pe_action_runnable | pe_action_clear)) {
changed |= pe_graph_updated_then;
}
}
crm_trace("runnable: %s then %s%s", first->uuid, then->uuid, changed?": changed":"");
}
if (type & pe_order_optional) {
processed = TRUE;
if (then->rsc) {
changed |=
then->rsc->cmds->update_actions(first, then, node, flags,
pe_action_runnable, pe_order_optional);
}
crm_trace("optional: %s then %s%s", first->uuid, then->uuid, changed?": changed":"");
}
if (type & pe_order_asymmetrical) {
crm_trace("asymmetrical: %s then %s", first->uuid, then->uuid);
processed = TRUE;
if (then->rsc) {
changed |=
then->rsc->cmds->update_actions(first, then, node, flags,
pe_action_runnable, pe_order_asymmetrical);
}
}
if ((first->flags & pe_action_runnable) && (type & pe_order_implies_then_printed) && (flags & pe_action_optional) == 0) {
processed = TRUE;
crm_trace("%s implies %s printed", first->uuid, then->uuid);
update_action_flags(then, pe_action_print_always); /* dont care about changed */
}
if ((type & pe_order_implies_first_printed) && (flags & pe_action_optional) == 0) {
processed = TRUE;
crm_trace("%s implies %s printed", then->uuid, first->uuid);
update_action_flags(first, pe_action_print_always); /* dont care about changed */
}
if (processed == FALSE) {
crm_trace("Constraint 0x%.6x not applicable", type);
}
return changed;
}
gboolean
update_action(action_t * then)
{
GListPtr lpc = NULL;
enum pe_graph_flags changed = pe_graph_none;
int last_flags = then->flags;
crm_trace("Processing %s (%s %s %s)",
then->uuid,
is_set(then->flags, pe_action_optional) ? "optional" : "required",
is_set(then->flags, pe_action_runnable) ? "runnable" : "unrunnable",
is_set(then->flags,
pe_action_pseudo) ? "pseudo" : then->node ? then->node->details->uname : "");
if (is_set(then->flags, pe_action_requires_any)) {
clear_bit(then->flags, pe_action_runnable);
}
for (lpc = then->actions_before; lpc != NULL; lpc = lpc->next) {
action_wrapper_t *other = (action_wrapper_t *) lpc->data;
action_t *first = other->action;
node_t *then_node = then->node;
node_t *first_node = first->node;
enum pe_action_flags then_flags = 0;
enum pe_action_flags first_flags = 0;
if (first->rsc && first->rsc->variant == pe_group && safe_str_eq(first->task, RSC_START)) {
first_node = first->rsc->fns->location(first->rsc, NULL, FALSE);
if (first_node) {
crm_trace("First: Found node %s for %s", first_node->details->uname, first->uuid);
}
}
if (then->rsc && then->rsc->variant == pe_group && safe_str_eq(then->task, RSC_START)) {
then_node = then->rsc->fns->location(then->rsc, NULL, FALSE);
if (then_node) {
crm_trace("Then: Found node %s for %s", then_node->details->uname, then->uuid);
}
}
clear_bit(changed, pe_graph_updated_first);
if (first->rsc != then->rsc
&& first->rsc != NULL && then->rsc != NULL && first->rsc != then->rsc->parent) {
first = rsc_expand_action(first);
}
if (first != other->action) {
crm_trace("Ordering %s afer %s instead of %s", then->uuid, first->uuid,
other->action->uuid);
}
first_flags = get_action_flags(first, then_node);
then_flags = get_action_flags(then, first_node);
crm_trace("Checking %s (%s %s %s) against %s (%s %s %s) 0x%.6x",
then->uuid,
is_set(then_flags, pe_action_optional) ? "optional" : "required",
is_set(then_flags, pe_action_runnable) ? "runnable" : "unrunnable",
is_set(then_flags,
pe_action_pseudo) ? "pseudo" : then->node ? then->node->details->
uname : "", first->uuid, is_set(first_flags,
pe_action_optional) ? "optional" : "required",
is_set(first_flags, pe_action_runnable) ? "runnable" : "unrunnable",
is_set(first_flags,
pe_action_pseudo) ? "pseudo" : first->node ? first->node->details->
uname : "", other->type);
if (first == other->action) {
clear_bit(first_flags, pe_action_pseudo);
changed |= graph_update_action(first, then, then->node, first_flags, other->type);
} else if (order_actions(first, then, other->type)) {
/* Start again to get the new actions_before list */
changed |= (pe_graph_updated_then | pe_graph_disable);
}
if (changed & pe_graph_disable) {
crm_trace("Disabled constraint %s -> %s", other->action->uuid, then->uuid);
clear_bit(changed, pe_graph_disable);
other->type = pe_order_none;
}
if (changed & pe_graph_updated_first) {
GListPtr lpc2 = NULL;
crm_trace("Updated %s (first %s %s %s), processing dependants ",
first->uuid,
is_set(first->flags, pe_action_optional) ? "optional" : "required",
is_set(first->flags, pe_action_runnable) ? "runnable" : "unrunnable",
is_set(first->flags,
pe_action_pseudo) ? "pseudo" : first->node ? first->node->details->
uname : "");
for (lpc2 = first->actions_after; lpc2 != NULL; lpc2 = lpc2->next) {
action_wrapper_t *other = (action_wrapper_t *) lpc2->data;
update_action(other->action);
}
update_action(first);
}
}
if (is_set(then->flags, pe_action_requires_any)) {
if (last_flags != then->flags) {
changed |= pe_graph_updated_then;
} else {
clear_bit(changed, pe_graph_updated_then);
}
}
if (changed & pe_graph_updated_then) {
crm_trace("Updated %s (then %s %s %s), processing dependants ",
then->uuid,
is_set(then->flags, pe_action_optional) ? "optional" : "required",
is_set(then->flags, pe_action_runnable) ? "runnable" : "unrunnable",
is_set(then->flags,
pe_action_pseudo) ? "pseudo" : then->node ? then->node->details->
uname : "");
update_action(then);
for (lpc = then->actions_after; lpc != NULL; lpc = lpc->next) {
action_wrapper_t *other = (action_wrapper_t *) lpc->data;
update_action(other->action);
}
}
return FALSE;
}
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(data_set->flags, pe_flag_maintenance_mode)) {
crm_trace("Skipping %s: maintainence mode", action->uuid);
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
*/
crm_trace("Skipping %s: unmanaged", action->uuid);
continue;
}
crm_trace("Ordering %s before shutdown on %s", action->uuid, node->details->uname);
clear_bit(action->flags, 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;
}
gboolean
stonith_constraints(node_t * node, action_t * stonith_op, pe_working_set_t * data_set)
{
CRM_CHECK(stonith_op != NULL, return FALSE);
/*
* Make sure the stonith OP occurs before we start any shared resources
*/
if (stonith_op != NULL) {
GListPtr lpc = NULL;
for (lpc = data_set->resources; lpc != NULL; lpc = lpc->next) {
resource_t *rsc = (resource_t *) lpc->data;
rsc_stonith_ordering(rsc, stonith_op, data_set);
}
}
/* add the stonith OP as a stop pre-req and the mark the stop
* as a pseudo op - since its now redundant
*/
return TRUE;
}
xmlNode *
action2xml(action_t * action, gboolean as_input)
{
gboolean needs_node_info = TRUE;
xmlNode *action_xml = NULL;
xmlNode *args_xml = NULL;
char *action_id_s = NULL;
if (action == NULL) {
return NULL;
}
- crm_trace("Dumping action %d as XML", action->id);
if (safe_str_eq(action->task, CRM_OP_FENCE)) {
action_xml = create_xml_node(NULL, XML_GRAPH_TAG_CRM_EVENT);
/* needs_node_info = FALSE; */
} else if (safe_str_eq(action->task, CRM_OP_SHUTDOWN)) {
action_xml = create_xml_node(NULL, XML_GRAPH_TAG_CRM_EVENT);
} else if (safe_str_eq(action->task, CRM_OP_CLEAR_FAILCOUNT)) {
action_xml = create_xml_node(NULL, XML_GRAPH_TAG_CRM_EVENT);
} else if (safe_str_eq(action->task, CRM_OP_LRM_REFRESH)) {
action_xml = create_xml_node(NULL, XML_GRAPH_TAG_CRM_EVENT);
/* } else if(safe_str_eq(action->task, RSC_PROBED)) { */
/* action_xml = create_xml_node(NULL, XML_GRAPH_TAG_CRM_EVENT); */
} else if (is_set(action->flags, pe_action_pseudo)) {
action_xml = create_xml_node(NULL, XML_GRAPH_TAG_PSEUDO_EVENT);
needs_node_info = FALSE;
} else {
action_xml = create_xml_node(NULL, XML_GRAPH_TAG_RSC_OP);
}
action_id_s = crm_itoa(action->id);
crm_xml_add(action_xml, XML_ATTR_ID, action_id_s);
free(action_id_s);
crm_xml_add(action_xml, XML_LRM_ATTR_TASK, action->task);
if (action->rsc != NULL && action->rsc->clone_name != NULL) {
char *clone_key = NULL;
const char *interval_s = g_hash_table_lookup(action->meta, XML_LRM_ATTR_INTERVAL);
int interval = crm_parse_int(interval_s, "0");
if (safe_str_eq(action->task, RSC_NOTIFY)) {
const char *n_type = g_hash_table_lookup(action->meta, "notify_type");
const char *n_task = g_hash_table_lookup(action->meta, "notify_operation");
CRM_CHECK(n_type != NULL, crm_err("No notify type value found for %s", action->uuid));
CRM_CHECK(n_task != NULL,
crm_err("No notify operation value found for %s", action->uuid));
clone_key = generate_notify_key(action->rsc->clone_name, n_type, n_task);
} else {
clone_key = generate_op_key(action->rsc->clone_name, action->task, interval);
}
CRM_CHECK(clone_key != NULL, crm_err("Could not generate a key for %s", action->uuid));
crm_xml_add(action_xml, XML_LRM_ATTR_TASK_KEY, clone_key);
crm_xml_add(action_xml, "internal_" XML_LRM_ATTR_TASK_KEY, action->uuid);
free(clone_key);
} else {
crm_xml_add(action_xml, XML_LRM_ATTR_TASK_KEY, action->uuid);
}
if (needs_node_info && action->node != NULL) {
crm_xml_add(action_xml, XML_LRM_ATTR_TARGET, action->node->details->uname);
crm_xml_add(action_xml, XML_LRM_ATTR_TARGET_UUID, action->node->details->id);
}
if (is_set(action->flags, pe_action_failure_is_fatal) == FALSE) {
add_hash_param(action->meta, XML_ATTR_TE_ALLOWFAIL, XML_BOOLEAN_TRUE);
}
if (as_input) {
return action_xml;
}
if (action->rsc) {
if (is_set(action->flags, pe_action_pseudo) == FALSE) {
int lpc = 0;
xmlNode *rsc_xml = create_xml_node(action_xml, crm_element_name(action->rsc->xml));
const char *attr_list[] = {
XML_AGENT_ATTR_CLASS,
XML_AGENT_ATTR_PROVIDER,
XML_ATTR_TYPE
};
- if (action->rsc->clone_name != NULL) {
- crm_debug("Using clone name %s for %s", action->rsc->clone_name, action->rsc->id);
+ if(is_set(action->rsc->flags, pe_rsc_orphan) && action->rsc->clone_name) {
+ /* Do not use the 'instance free' name here as that
+ * might interfere with the instance we plan to keep.
+ * Ie. if there are more than two named /anonymous/
+ * instances on a given node, we need to make sure the
+ * command goes to the right one.
+ *
+ * Keep this block, even when everyone is using
+ * 'instance free' anonymous clone names - it means
+ * we'll do the right thing if anyone toggles the
+ * unique flag to 'off'
+ */
+ crm_debug("Using orphan clone name %s instead of %s", action->rsc->id, action->rsc->clone_name);
crm_xml_add(rsc_xml, XML_ATTR_ID, action->rsc->clone_name);
crm_xml_add(rsc_xml, XML_ATTR_ID_LONG, action->rsc->id);
+ } else if(is_not_set(action->rsc->flags, pe_rsc_unique)) {
+ const char *xml_id = ID(action->rsc->xml);
+ crm_debug("Using anonymous clone name %s for %s (aka. %s)", xml_id, action->rsc->id, action->rsc->clone_name);
+
+ /* ID is what we'd like client to use
+ * ID_LONG is what they might know it as instead
+ *
+ * ID_LONG is only strictly needed /here/ during the
+ * transition period until all nodes in the cluster
+ * are running the new software /and/ have rebooted
+ * once (meaning that they've only ever spoken to a DC
+ * supporting this feature).
+ *
+ * If anyone toggles the unique flag to 'on', the
+ * 'instance free' name will correspond to an orphan
+ * and fall into the claus above instead
+ */
+ crm_xml_add(rsc_xml, XML_ATTR_ID, xml_id);
+ if(action->rsc->clone_name && safe_str_neq(xml_id, action->rsc->clone_name)) {
+ crm_xml_add(rsc_xml, XML_ATTR_ID_LONG, action->rsc->clone_name);
+ } else {
+ crm_xml_add(rsc_xml, XML_ATTR_ID_LONG, action->rsc->id);
+ }
+
} else {
+ CRM_ASSERT(action->rsc->clone_name == NULL);
crm_xml_add(rsc_xml, XML_ATTR_ID, action->rsc->id);
}
for (lpc = 0; lpc < DIMOF(attr_list); lpc++) {
crm_xml_add(rsc_xml, attr_list[lpc],
g_hash_table_lookup(action->rsc->meta, attr_list[lpc]));
}
}
}
args_xml = create_xml_node(NULL, XML_TAG_ATTRS);
crm_xml_add(args_xml, XML_ATTR_CRM_VERSION, CRM_FEATURE_SET);
g_hash_table_foreach(action->extra, hash2field, args_xml);
if (action->rsc != NULL) {
g_hash_table_foreach(action->rsc->parameters, hash2smartfield, args_xml);
}
g_hash_table_foreach(action->meta, hash2metafield, args_xml);
if (action->rsc != NULL) {
resource_t *parent = action->rsc;
while (parent != NULL) {
parent->cmds->append_meta(parent, args_xml);
parent = parent->parent;
}
} else if (safe_str_eq(action->task, CRM_OP_FENCE)) {
g_hash_table_foreach(action->node->details->attrs, hash2metafield, args_xml);
}
sorted_xml(args_xml, action_xml, FALSE);
crm_log_xml_trace(action_xml, "dumped action");
free_xml(args_xml);
return action_xml;
}
static gboolean
should_dump_action(action_t * action)
{
CRM_CHECK(action != NULL, return FALSE);
if (is_set(action->flags, pe_action_dumped)) {
crm_trace( "action %d (%s) was already dumped",
action->id, action->uuid);
return FALSE;
} else if (is_set(action->flags, pe_action_runnable) == FALSE) {
crm_trace( "action %d (%s) was not runnable",
action->id, action->uuid);
return FALSE;
} else if (is_set(action->flags, pe_action_optional)
&& is_set(action->flags, pe_action_print_always) == FALSE) {
crm_trace( "action %d (%s) was optional", action->id, action->uuid);
return FALSE;
} else if (action->rsc != NULL && is_not_set(action->rsc->flags, pe_rsc_managed)) {
const char *interval = NULL;
interval = g_hash_table_lookup(action->meta, XML_LRM_ATTR_INTERVAL);
/* make sure probes and recurring monitors go through */
if (safe_str_neq(action->task, RSC_STATUS) && interval == NULL) {
crm_trace( "action %d (%s) was for an unmanaged resource (%s)",
action->id, action->uuid, action->rsc->id);
return FALSE;
}
}
if (is_set(action->flags, pe_action_pseudo)
|| safe_str_eq(action->task, CRM_OP_FENCE)
|| safe_str_eq(action->task, CRM_OP_SHUTDOWN)) {
/* skip the next checks */
return TRUE;
}
if (action->node == NULL) {
pe_err("action %d (%s) was not allocated", action->id, action->uuid);
log_action(LOG_DEBUG, "Unallocated action", action, FALSE);
return FALSE;
} else if (action->node->details->online == FALSE) {
pe_err("action %d was (%s) scheduled for offline node", action->id, action->uuid);
log_action(LOG_DEBUG, "Action for offline node", action, FALSE);
return FALSE;
#if 0
/* but this would also affect resources that can be safely
* migrated before a fencing op
*/
} else if (action->node->details->unclean == FALSE) {
pe_err("action %d was (%s) scheduled for unclean node", action->id, action->uuid);
log_action(LOG_DEBUG, "Action for unclean node", action, FALSE);
return FALSE;
#endif
}
return TRUE;
}
/* lowest to highest */
static gint
sort_action_id(gconstpointer a, gconstpointer b)
{
const action_wrapper_t *action_wrapper2 = (const action_wrapper_t *)a;
const action_wrapper_t *action_wrapper1 = (const action_wrapper_t *)b;
if (a == NULL) {
return 1;
}
if (b == NULL) {
return -1;
}
if (action_wrapper1->action->id > action_wrapper2->action->id) {
return -1;
}
if (action_wrapper1->action->id < action_wrapper2->action->id) {
return 1;
}
return 0;
}
static gboolean
should_dump_input(int last_action, action_t * action, action_wrapper_t * wrapper)
{
int type = wrapper->type;
type &= ~pe_order_implies_first_printed;
type &= ~pe_order_implies_then_printed;
type &= ~pe_order_optional;
wrapper->state = pe_link_not_dumped;
if (last_action == wrapper->action->id) {
crm_trace( "Input (%d) %s duplicated for %s",
wrapper->action->id, wrapper->action->uuid, action->uuid);
wrapper->state = pe_link_dup;
return FALSE;
} else if (wrapper->type == pe_order_none) {
crm_trace( "Input (%d) %s suppressed for %s",
wrapper->action->id, wrapper->action->uuid, action->uuid);
return FALSE;
} else if (is_set(wrapper->action->flags, pe_action_runnable) == FALSE
&& type == pe_order_none && safe_str_neq(wrapper->action->uuid, CRM_OP_PROBED)) {
crm_trace( "Input (%d) %s optional (ordering) for %s",
wrapper->action->id, wrapper->action->uuid, action->uuid);
return FALSE;
} else if (is_set(action->flags, pe_action_pseudo)
&& (wrapper->type & pe_order_stonith_stop)) {
crm_trace( "Input (%d) %s suppressed for %s",
wrapper->action->id, wrapper->action->uuid, action->uuid);
return FALSE;
} else if (wrapper->type == pe_order_load) {
crm_trace("check load filter %s.%s -> %s.%s", wrapper->action->uuid, wrapper->action->node->details->uname, action->uuid, action->node->details->uname);
if (action->rsc && safe_str_eq(action->task, RSC_MIGRATE)) {
/* For migrate_to ops, we care about where it has been
* allocated to, not where the action will be executed
*/
if(wrapper->action->node == NULL || action->rsc->allocated_to == NULL
|| wrapper->action->node->details != action->rsc->allocated_to->details) {
/* Check if the actions are for the same node, ignore otherwise */
crm_trace("load filter - migrate");
wrapper->type = pe_order_none;
return FALSE;
}
} else if (wrapper->action->node == NULL || action->node == NULL
|| wrapper->action->node->details != action->node->details) {
/* Check if the actions are for the same node, ignore otherwise */
crm_trace("load filter - node");
wrapper->type = pe_order_none;
return FALSE;
} else if(is_set(wrapper->action->flags, pe_action_optional)) {
/* Check if the pre-req is optional, ignore if so */
crm_trace("load filter - optional");
wrapper->type = pe_order_none;
return FALSE;
}
} else if (wrapper->action->rsc
&& wrapper->action->rsc != action->rsc
&& is_set(wrapper->action->rsc->flags, pe_rsc_failed)
&& is_not_set(wrapper->action->rsc->flags, pe_rsc_managed)
&& strstr(wrapper->action->uuid, "_stop_0")
&& action->rsc && action->rsc->variant >= pe_clone) {
crm_warn("Ignoring requirement that %s comeplete before %s:"
" unmanaged failed resources cannot prevent clone shutdown",
wrapper->action->uuid, action->uuid);
return FALSE;
} else if (is_set(wrapper->action->flags, pe_action_dumped)
|| should_dump_action(wrapper->action)) {
crm_trace( "Input (%d) %s should be dumped for %s", wrapper->action->id,
wrapper->action->uuid, action->uuid);
goto dump;
#if 0
} else if (is_set(wrapper->action->flags, pe_action_runnable)
&& is_set(wrapper->action->flags, pe_action_pseudo)
&& wrapper->action->rsc->variant != pe_native) {
crm_crit("Input (%d) %s should be dumped for %s",
wrapper->action->id, wrapper->action->uuid, action->uuid);
goto dump;
#endif
} else if (is_set(wrapper->action->flags, pe_action_optional) == TRUE
&& is_set(wrapper->action->flags, pe_action_print_always) == FALSE) {
crm_trace( "Input (%d) %s optional for %s", wrapper->action->id,
wrapper->action->uuid, action->uuid);
crm_trace( "Input (%d) %s n=%p p=%d r=%d o=%d a=%d f=0x%.6x",
wrapper->action->id, wrapper->action->uuid, wrapper->action->node,
is_set(wrapper->action->flags, pe_action_pseudo),
is_set(wrapper->action->flags, pe_action_runnable),
is_set(wrapper->action->flags, pe_action_optional),
is_set(wrapper->action->flags, pe_action_print_always), wrapper->type);
return FALSE;
}
dump:
crm_trace( "Input (%d) %s n=%p p=%d r=%d o=%d a=%d f=0x%.6x dumped for %s",
wrapper->action->id,
wrapper->action->uuid,
wrapper->action->node,
is_set(wrapper->action->flags, pe_action_pseudo),
is_set(wrapper->action->flags, pe_action_runnable),
is_set(wrapper->action->flags, pe_action_optional),
is_set(wrapper->action->flags, pe_action_print_always),
wrapper->type, action->uuid);
return TRUE;
}
void
graph_element_from_action(action_t * action, pe_working_set_t * data_set)
{
GListPtr lpc = NULL;
int last_action = -1;
int synapse_priority = 0;
xmlNode *syn = NULL;
xmlNode *set = NULL;
xmlNode *in = NULL;
xmlNode *input = NULL;
xmlNode *xml_action = NULL;
if (should_dump_action(action) == FALSE) {
return;
}
set_bit(action->flags, pe_action_dumped);
syn = create_xml_node(data_set->graph, "synapse");
set = create_xml_node(syn, "action_set");
in = create_xml_node(syn, "inputs");
crm_xml_add_int(syn, XML_ATTR_ID, data_set->num_synapse);
data_set->num_synapse++;
if (action->rsc != NULL) {
synapse_priority = action->rsc->priority;
}
if (action->priority > synapse_priority) {
synapse_priority = action->priority;
}
if (synapse_priority > 0) {
crm_xml_add_int(syn, XML_CIB_ATTR_PRIORITY, synapse_priority);
}
xml_action = action2xml(action, FALSE);
add_node_nocopy(set, crm_element_name(xml_action), xml_action);
action->actions_before = g_list_sort(action->actions_before, sort_action_id);
for (lpc = action->actions_before; lpc != NULL; lpc = lpc->next) {
action_wrapper_t *wrapper = (action_wrapper_t *) lpc->data;
if (should_dump_input(last_action, action, wrapper) == FALSE) {
continue;
}
wrapper->state = pe_link_dumped;
CRM_CHECK(last_action < wrapper->action->id,;
);
last_action = wrapper->action->id;
input = create_xml_node(in, "trigger");
xml_action = action2xml(wrapper->action, TRUE);
add_node_nocopy(input, crm_element_name(xml_action), xml_action);
}
}
diff --git a/tools/crm_inject.c b/tools/crm_inject.c
index c81c3524f5..701f15571e 100644
--- a/tools/crm_inject.c
+++ b/tools/crm_inject.c
@@ -1,1515 +1,1530 @@
/*
* Copyright (C) 2009 Andrew Beekhof <andrew@beekhof.net>
*
* 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 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <crm_internal.h>
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <sys/stat.h>
#include <sys/param.h>
#include <sys/types.h>
#include <dirent.h>
#include <crm/crm.h>
#include <crm/cib.h>
#include <crm/common/util.h>
#include <crm/transition.h>
#include <crm/common/iso8601.h>
#include <crm/pengine/status.h>
#include <allocate.h>
cib_t *global_cib = NULL;
GListPtr op_fail = NULL;
gboolean quiet = FALSE;
#define new_node_template "//"XML_CIB_TAG_NODE"[@uname='%s']"
#define node_template "//"XML_CIB_TAG_STATE"[@uname='%s']"
#define rsc_template "//"XML_CIB_TAG_STATE"[@uname='%s']//"XML_LRM_TAG_RESOURCE"[@id='%s']"
#define op_template "//"XML_CIB_TAG_STATE"[@uname='%s']//"XML_LRM_TAG_RESOURCE"[@id='%s']/"XML_LRM_TAG_RSC_OP"[@id='%s']"
/* #define op_template "//"XML_CIB_TAG_STATE"[@uname='%s']//"XML_LRM_TAG_RESOURCE"[@id='%s']/"XML_LRM_TAG_RSC_OP"[@id='%s' and @"XML_LRM_ATTR_CALLID"='%d']" */
#define FAKE_TE_ID "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
#define quiet_log(fmt, args...) do { \
if(quiet == FALSE) { \
printf(fmt , ##args); \
} \
} while(0)
extern void cleanup_alloc_calculations(pe_working_set_t * data_set);
extern xmlNode *do_calculations(pe_working_set_t * data_set, xmlNode * xml_input, ha_time_t * now);
char *use_date = NULL;
static ha_time_t *
get_date(void)
{
if (use_date) {
char *date_m = use_date;
return parse_date(&date_m);
}
return NULL;
}
static xmlNode *
find_resource(xmlNode * cib_node, const char *resource)
{
char *xpath = NULL;
xmlNode *match = NULL;
const char *node = crm_element_value(cib_node, XML_ATTR_UNAME);
int max = strlen(rsc_template) + strlen(resource) + strlen(node) + 1;
xpath = calloc(1, max);
snprintf(xpath, max, rsc_template, node, resource);
match = get_xpath_object(xpath, cib_node, LOG_DEBUG_2);
free(xpath);
return match;
}
static void
create_node_entry(cib_t * cib_conn, char *node)
{
int rc = pcmk_ok;
int max = strlen(new_node_template) + strlen(node) + 1;
char *xpath = NULL;
xpath = calloc(1, max);
snprintf(xpath, max, new_node_template, node);
rc = cib_conn->cmds->query(cib_conn, xpath, NULL, cib_xpath | cib_sync_call | cib_scope_local);
if (rc == -ENXIO) {
xmlNode *cib_object = create_xml_node(NULL, XML_CIB_TAG_NODE);
/* Using node uname as uuid ala corosync/openais */
crm_xml_add(cib_object, XML_ATTR_ID, node);
crm_xml_add(cib_object, XML_ATTR_UNAME, node);
cib_conn->cmds->create(cib_conn, XML_CIB_TAG_NODES, cib_object,
cib_sync_call | cib_scope_local);
/* Not bothering with subsequent query to see if it exists,
we'll bomb out later in the call to determine_host... */
free_xml(cib_object);
}
free(xpath);
}
static xmlNode *
inject_node_state(cib_t * cib_conn, char *node)
{
int rc = pcmk_ok;
int max = strlen(rsc_template) + strlen(node) + 1;
char *xpath = NULL;
xmlNode *cib_object = NULL;
xpath = calloc(1, max);
create_node_entry(cib_conn, node);
snprintf(xpath, max, node_template, node);
rc = cib_conn->cmds->query(cib_conn, xpath, &cib_object,
cib_xpath | cib_sync_call | cib_scope_local);
if(cib_object && ID(cib_object) == NULL) {
crm_err("Detected multiple node_state entries for xpath=%s, bailing", xpath);
crm_log_xml_warn(cib_object, "Duplicates");
exit(1);
}
if (rc == -ENXIO) {
char *uuid = NULL;
cib_object = create_xml_node(NULL, XML_CIB_TAG_STATE);
determine_host(cib_conn, &node, &uuid);
crm_xml_add(cib_object, XML_ATTR_UUID, uuid);
crm_xml_add(cib_object, XML_ATTR_UNAME, node);
cib_conn->cmds->create(cib_conn, XML_CIB_TAG_STATUS, cib_object,
cib_sync_call | cib_scope_local);
free_xml(cib_object);
free(uuid);
rc = cib_conn->cmds->query(cib_conn, xpath, &cib_object,
cib_xpath | cib_sync_call | cib_scope_local);
}
free(xpath);
CRM_ASSERT(rc == pcmk_ok);
return cib_object;
}
static xmlNode *
modify_node(cib_t * cib_conn, char *node, gboolean up)
{
xmlNode *cib_node = inject_node_state(cib_conn, node);
if (up) {
crm_xml_add(cib_node, XML_NODE_IN_CLUSTER, XML_BOOLEAN_YES);
crm_xml_add(cib_node, XML_NODE_IS_PEER, ONLINESTATUS);
crm_xml_add(cib_node, XML_NODE_JOIN_STATE, CRMD_JOINSTATE_MEMBER);
crm_xml_add(cib_node, XML_NODE_EXPECTED, CRMD_JOINSTATE_MEMBER);
} else {
crm_xml_add(cib_node, XML_NODE_IN_CLUSTER, XML_BOOLEAN_NO);
crm_xml_add(cib_node, XML_NODE_IS_PEER, OFFLINESTATUS);
crm_xml_add(cib_node, XML_NODE_JOIN_STATE, CRMD_JOINSTATE_DOWN);
crm_xml_add(cib_node, XML_NODE_EXPECTED, CRMD_JOINSTATE_DOWN);
}
crm_xml_add(cib_node, XML_ATTR_ORIGIN, crm_system_name);
return cib_node;
}
static void
inject_transient_attr(xmlNode * cib_node, const char *name, const char *value)
{
xmlNode *attrs = NULL;
xmlNode *container = NULL;
xmlNode *nvp = NULL;
const char *node_uuid = ID(cib_node);
char *nvp_id = crm_concat(name, node_uuid, '-');
crm_info("Injecting attribute %s=%s into %s '%s'", name, value, xmlGetNodePath(cib_node),
ID(cib_node));
attrs = first_named_child(cib_node, XML_TAG_TRANSIENT_NODEATTRS);
if (attrs == NULL) {
attrs = create_xml_node(cib_node, XML_TAG_TRANSIENT_NODEATTRS);
crm_xml_add(attrs, XML_ATTR_ID, node_uuid);
}
container = first_named_child(attrs, XML_TAG_ATTR_SETS);
if (container == NULL) {
container = create_xml_node(attrs, XML_TAG_ATTR_SETS);
crm_xml_add(container, XML_ATTR_ID, node_uuid);
}
nvp = create_xml_node(container, XML_CIB_TAG_NVPAIR);
crm_xml_add(nvp, XML_ATTR_ID, nvp_id);
crm_xml_add(nvp, XML_NVPAIR_ATTR_NAME, name);
crm_xml_add(nvp, XML_NVPAIR_ATTR_VALUE, value);
free(nvp_id);
}
static xmlNode *
inject_resource(xmlNode * cib_node, const char *resource, const char *rclass, const char *rtype,
const char *rprovider)
{
xmlNode *lrm = NULL;
xmlNode *container = NULL;
xmlNode *cib_resource = NULL;
char *xpath = NULL;
cib_resource = find_resource(cib_node, resource);
if (cib_resource != NULL) {
return cib_resource;
}
/* One day, add query for class, provider, type */
if (rclass == NULL || rtype == NULL) {
fprintf(stderr, "Resource %s not found in the status section of %s."
" Please supply the class and type to continue\n", resource, ID(cib_node));
return NULL;
} else if (safe_str_neq(rclass, "ocf")
&& safe_str_neq(rclass, "stonith")
&& safe_str_neq(rclass, "heartbeat")
&& safe_str_neq(rclass, "lsb")) {
fprintf(stderr, "Invalid class for %s: %s\n", resource, rclass);
return NULL;
} else if (safe_str_eq(rclass, "ocf") && rprovider == NULL) {
fprintf(stderr, "Please specify the provider for resource %s\n", resource);
return NULL;
}
xpath = (char *)xmlGetNodePath(cib_node);
crm_info("Injecting new resource %s into %s '%s'", resource, xpath, ID(cib_node));
free(xpath);
lrm = first_named_child(cib_node, XML_CIB_TAG_LRM);
if (lrm == NULL) {
const char *node_uuid = ID(cib_node);
lrm = create_xml_node(cib_node, XML_CIB_TAG_LRM);
crm_xml_add(lrm, XML_ATTR_ID, node_uuid);
}
container = first_named_child(lrm, XML_LRM_TAG_RESOURCES);
if (container == NULL) {
container = create_xml_node(lrm, XML_LRM_TAG_RESOURCES);
}
cib_resource = create_xml_node(container, XML_LRM_TAG_RESOURCE);
crm_xml_add(cib_resource, XML_ATTR_ID, resource);
crm_xml_add(cib_resource, XML_AGENT_ATTR_CLASS, rclass);
crm_xml_add(cib_resource, XML_AGENT_ATTR_PROVIDER, rprovider);
crm_xml_add(cib_resource, XML_ATTR_TYPE, rtype);
return cib_resource;
}
static lrmd_event_data_t *
create_op(xmlNode * cib_resource, const char *task, int interval, int outcome)
{
lrmd_event_data_t *op = NULL;
xmlNode *xop = NULL;
op = calloc(1, sizeof(lrmd_event_data_t));
op->rsc_id = strdup(ID(cib_resource));
op->interval = interval;
op->op_type = strdup(task);
op->rc = outcome;
op->op_status = 0;
op->params = NULL; /* TODO: Fill me in */
op->call_id = 0;
for (xop = __xml_first_child(cib_resource); xop != NULL; xop = __xml_next(xop)) {
int tmp = 0;
crm_element_value_int(xop, XML_LRM_ATTR_CALLID, &tmp);
if (tmp > op->call_id) {
op->call_id = tmp;
}
}
op->call_id++;
return op;
}
static xmlNode *
inject_op(xmlNode * cib_resource, lrmd_event_data_t * op, int target_rc)
{
return create_operation_update(cib_resource, op, CRM_FEATURE_SET, target_rc, crm_system_name,
LOG_DEBUG_2);
}
static void
update_failcounts(xmlNode * cib_node, const char *resource, int interval, int rc)
{
if (rc == 0) {
return;
} else if (rc == 7 && interval == 0) {
return;
} else {
char *name = NULL;
char *now = crm_itoa(time(NULL));
name = crm_concat("fail-count", resource, '-');
inject_transient_attr(cib_node, name, "value++");
name = crm_concat("last-failure", resource, '-');
inject_transient_attr(cib_node, name, now);
free(name);
free(now);
}
}
static gboolean
exec_pseudo_action(crm_graph_t * graph, crm_action_t * action)
{
const char *node = crm_element_value(action->xml, XML_LRM_ATTR_TARGET);
const char *task = crm_element_value(action->xml, XML_LRM_ATTR_TASK_KEY);
action->confirmed = TRUE;
quiet_log(" * Pseudo action: %s%s%s\n", task, node?" on ":"", node?node:"");
update_graph(graph, action);
return TRUE;
}
+GListPtr resource_list = NULL;
+
static gboolean
exec_rsc_action(crm_graph_t * graph, crm_action_t * action)
{
int rc = 0;
GListPtr gIter = NULL;
lrmd_event_data_t *op = NULL;
int target_outcome = 0;
const char *rtype = NULL;
const char *rclass = NULL;
const char *resource = NULL;
const char *rprovider = NULL;
const char *target_rc_s = crm_meta_value(action->params, XML_ATTR_TE_TARGET_RC);
xmlNode *cib_node = NULL;
xmlNode *cib_resource = NULL;
xmlNode *action_rsc = first_named_child(action->xml, XML_CIB_TAG_RESOURCE);
char *node = crm_element_value_copy(action->xml, XML_LRM_ATTR_TARGET);
if (safe_str_eq(crm_element_value(action->xml, "operation"), "probe_complete")) {
crm_info("Skipping %s op for %s\n", crm_element_value(action->xml, "operation"), node);
goto done;
}
if (action_rsc == NULL) {
crm_log_xml_err(action->xml, "Bad");
free(node);
return FALSE;
}
- resource = ID(action_rsc);
+ /* Look for the preferred name
+ * If not found, try the expected 'local' name
+ * If not found use the preferred name anyway
+ */
+ resource = crm_element_value(action_rsc, XML_ATTR_ID);
+ if(pe_find_resource(resource_list, resource) == NULL) {
+ const char *longname = crm_element_value(action_rsc, XML_ATTR_ID_LONG);
+ if(pe_find_resource(resource_list, longname)) {
+ resource = longname;
+ }
+ }
+
rclass = crm_element_value(action_rsc, XML_AGENT_ATTR_CLASS);
rtype = crm_element_value(action_rsc, XML_ATTR_TYPE);
rprovider = crm_element_value(action_rsc, XML_AGENT_ATTR_PROVIDER);
if (target_rc_s != NULL) {
target_outcome = crm_parse_int(target_rc_s, "0");
}
CRM_ASSERT(global_cib->cmds->query(global_cib, NULL, NULL, cib_sync_call | cib_scope_local) ==
pcmk_ok);
cib_node = inject_node_state(global_cib, node);
CRM_ASSERT(cib_node != NULL);
cib_resource = inject_resource(cib_node, resource, rclass, rtype, rprovider);
CRM_ASSERT(cib_resource != NULL);
op = convert_graph_action(cib_resource, action, 0, target_outcome);
if(op->interval) {
quiet_log(" * Resource action: %-15s %s=%d on %s\n", resource, op->op_type, op->interval, node);
} else {
quiet_log(" * Resource action: %-15s %s on %s\n", resource, op->op_type, node);
}
for (gIter = op_fail; gIter != NULL; gIter = gIter->next) {
char *spec = (char *)gIter->data;
char *key = NULL;
key = calloc(1, 1 + strlen(spec));
snprintf(key, strlen(spec), "%s_%s_%d@%s=", resource, op->op_type, op->interval, node);
if (strncasecmp(key, spec, strlen(key)) == 0) {
rc = sscanf(spec, "%*[^=]=%d", (int *) &op->rc);
action->failed = TRUE;
graph->abort_priority = INFINITY;
printf("\tPretending action %d failed with rc=%d\n", action->id, op->rc);
update_failcounts(cib_node, resource, op->interval, op->rc);
free(key);
break;
}
free(key);
}
inject_op(cib_resource, op, target_outcome);
lrmd_free_event(op);
rc = global_cib->cmds->modify(global_cib, XML_CIB_TAG_STATUS, cib_node,
cib_sync_call | cib_scope_local);
CRM_ASSERT(rc == pcmk_ok);
done:
free(node);
free_xml(cib_node);
action->confirmed = TRUE;
update_graph(graph, action);
return TRUE;
}
static gboolean
exec_crmd_action(crm_graph_t * graph, crm_action_t * action)
{
const char *node = crm_element_value(action->xml, XML_LRM_ATTR_TARGET);
const char *task = crm_element_value(action->xml, XML_LRM_ATTR_TASK);
action->confirmed = TRUE;
quiet_log(" * Cluster action: %s on %s\n", task, node);
update_graph(graph, action);
return TRUE;
}
#define STATUS_PATH_MAX 512
static gboolean
exec_stonith_action(crm_graph_t * graph, crm_action_t * action)
{
int rc = 0;
char xpath[STATUS_PATH_MAX];
char *target = crm_element_value_copy(action->xml, XML_LRM_ATTR_TARGET);
xmlNode *cib_node = modify_node(global_cib, target, FALSE);
crm_xml_add(cib_node, XML_ATTR_ORIGIN, __FUNCTION__);
CRM_ASSERT(cib_node != NULL);
quiet_log(" * Fencing %s\n", target);
rc = global_cib->cmds->replace(global_cib, XML_CIB_TAG_STATUS, cib_node,
cib_sync_call | cib_scope_local);
CRM_ASSERT(rc == pcmk_ok);
snprintf(xpath, STATUS_PATH_MAX, "//node_state[@uname='%s']/%s", target, XML_CIB_TAG_LRM);
rc = global_cib->cmds->delete(global_cib, xpath, NULL,
cib_xpath | cib_sync_call | cib_scope_local);
snprintf(xpath, STATUS_PATH_MAX, "//node_state[@uname='%s']/%s", target,
XML_TAG_TRANSIENT_NODEATTRS);
rc = global_cib->cmds->delete(global_cib, xpath, NULL,
cib_xpath | cib_sync_call | cib_scope_local);
action->confirmed = TRUE;
update_graph(graph, action);
free_xml(cib_node);
free(target);
return TRUE;
}
static char *
add_list_element(char *list, const char *value)
{
int len = 0;
int last = 0;
if (value == NULL) {
return list;
}
if (list) {
last = strlen(list);
}
len = last + 2; /* +1 space, +1 EOS */
len += strlen(value);
list = realloc(list, len);
sprintf(list + last, " %s", value);
return list;
}
static void
print_cluster_status(pe_working_set_t * data_set)
{
char *online_nodes = NULL;
char *offline_nodes = NULL;
GListPtr gIter = NULL;
for (gIter = data_set->nodes; gIter != NULL; gIter = gIter->next) {
node_t *node = (node_t *) gIter->data;
const char *node_mode = NULL;
if (node->details->unclean) {
if (node->details->online && node->details->unclean) {
node_mode = "UNCLEAN (online)";
} else if (node->details->pending) {
node_mode = "UNCLEAN (pending)";
} else {
node_mode = "UNCLEAN (offline)";
}
} else if (node->details->pending) {
node_mode = "pending";
} else if (node->details->standby_onfail && node->details->online) {
node_mode = "standby (on-fail)";
} else if (node->details->standby) {
if (node->details->online) {
node_mode = "standby";
} else {
node_mode = "OFFLINE (standby)";
}
} else if (node->details->online) {
node_mode = "online";
online_nodes = add_list_element(online_nodes, node->details->uname);
continue;
} else {
node_mode = "OFFLINE";
offline_nodes = add_list_element(offline_nodes, node->details->uname);
continue;
}
if (safe_str_eq(node->details->uname, node->details->id)) {
printf("Node %s: %s\n", node->details->uname, node_mode);
} else {
printf("Node %s (%s): %s\n", node->details->uname, node->details->id, node_mode);
}
}
if (online_nodes) {
printf("Online: [%s ]\n", online_nodes);
free(online_nodes);
}
if (offline_nodes) {
printf("OFFLINE: [%s ]\n", offline_nodes);
free(offline_nodes);
}
fprintf(stdout, "\n");
for (gIter = data_set->resources; gIter != NULL; gIter = gIter->next) {
resource_t *rsc = (resource_t *) gIter->data;
if (is_set(rsc->flags, pe_rsc_orphan)
&& rsc->role == RSC_ROLE_STOPPED) {
continue;
}
rsc->fns->print(rsc, NULL, pe_print_printf, stdout);
}
fprintf(stdout, "\n");
}
static int
run_simulation(pe_working_set_t * data_set)
{
crm_graph_t *transition = NULL;
enum transition_status graph_rc = -1;
crm_graph_functions_t exec_fns = {
exec_pseudo_action,
exec_rsc_action,
exec_crmd_action,
exec_stonith_action,
};
set_graph_functions(&exec_fns);
quiet_log("\nExecuting cluster transition:\n");
transition = unpack_graph(data_set->graph, crm_system_name);
print_graph(LOG_DEBUG, transition);
+ resource_list = data_set->resources;
do {
graph_rc = run_graph(transition);
} while (graph_rc == transition_active);
+ resource_list = NULL;
if (graph_rc != transition_complete) {
fprintf(stdout, "Transition failed: %s\n", transition_status(graph_rc));
print_graph(LOG_ERR, transition);
}
destroy_graph(transition);
if (graph_rc != transition_complete) {
fprintf(stdout, "An invalid transition was produced\n");
}
if (quiet == FALSE) {
xmlNode *cib_object = NULL;
int rc =
global_cib->cmds->query(global_cib, NULL, &cib_object, cib_sync_call | cib_scope_local);
CRM_ASSERT(rc == pcmk_ok);
quiet_log("\nRevised cluster status:\n");
cleanup_alloc_calculations(data_set);
data_set->input = cib_object;
data_set->now = get_date();
cluster_status(data_set);
print_cluster_status(data_set);
}
if (graph_rc != transition_complete) {
return graph_rc;
}
return 0;
}
static char *
create_action_name(action_t * action)
{
char *action_name = NULL;
const char *prefix = NULL;
const char *action_host = NULL;
const char *task = action->task;
if (action->node) {
action_host = action->node->details->uname;
} else if(is_not_set(action->flags, pe_action_pseudo)) {
action_host = "<none>";
}
if (safe_str_eq(action->task, RSC_CANCEL)) {
prefix = "Cancel ";
task = "monitor"; /* TO-DO: Hack! */
}
if(action->rsc && action->rsc->clone_name) {
char *key = NULL;
const char *name = action->rsc->clone_name;
const char *interval_s = g_hash_table_lookup(action->meta, XML_LRM_ATTR_INTERVAL);
int interval = crm_parse_int(interval_s, "0");
if (safe_str_eq(action->task, RSC_NOTIFY)
|| safe_str_eq(action->task, RSC_NOTIFIED)) {
const char *n_type = g_hash_table_lookup(action->meta, "notify_key_type");
const char *n_task = g_hash_table_lookup(action->meta, "notify_key_operation");
CRM_ASSERT(n_type != NULL);
CRM_ASSERT(n_task != NULL);
key = generate_notify_key(name, n_type, n_task);
} else {
key = generate_op_key(name, task, interval);
}
if(action_host) {
action_name = g_strdup_printf("%s%s %s", prefix?prefix:"", key, action_host);
} else {
action_name = g_strdup_printf("%s%s", prefix?prefix:"", key);
}
} else if(action_host) {
action_name = g_strdup_printf("%s%s %s", prefix?prefix:"", action->uuid, action_host);
} else {
action_name = g_strdup_printf("%s", action->uuid);
}
return action_name;
}
static void
create_dotfile(pe_working_set_t * data_set, const char *dot_file, gboolean all_actions)
{
GListPtr gIter = NULL;
FILE *dot_strm = fopen(dot_file, "w");
if (dot_strm == NULL) {
crm_perror(LOG_ERR, "Could not open %s for writing", dot_file);
return;
}
fprintf(dot_strm, " digraph \"g\" {\n");
for (gIter = data_set->actions; gIter != NULL; gIter = gIter->next) {
action_t *action = (action_t *) gIter->data;
const char *style = "dashed";
const char *font = "black";
const char *color = "black";
char *action_name = create_action_name(action);
crm_trace("Action %d: %p", action->id, action);
if (is_set(action->flags, pe_action_pseudo)) {
font = "orange";
}
if (is_set(action->flags, pe_action_dumped)) {
style = "bold";
color = "green";
} else if (action->rsc != NULL && is_not_set(action->rsc->flags, pe_rsc_managed)) {
color = "red";
font = "purple";
if (all_actions == FALSE) {
goto dont_write;
}
} else if (is_set(action->flags, pe_action_optional)) {
color = "blue";
if (all_actions == FALSE) {
goto dont_write;
}
} else {
color = "red";
CRM_CHECK(is_set(action->flags, pe_action_runnable) == FALSE,;
);
}
set_bit(action->flags, pe_action_dumped);
fprintf(dot_strm, "\"%s\" [ style=%s color=\"%s\" fontcolor=\"%s\"]\n",
action_name, style, color, font);
dont_write:
free(action_name);
}
for (gIter = data_set->actions; gIter != NULL; gIter = gIter->next) {
action_t *action = (action_t *) gIter->data;
GListPtr gIter2 = NULL;
for (gIter2 = action->actions_before; gIter2 != NULL; gIter2 = gIter2->next) {
action_wrapper_t *before = (action_wrapper_t *) gIter2->data;
char *before_name = NULL;
char *after_name = NULL;
const char *style = "dashed";
gboolean optional = TRUE;
if (before->state == pe_link_dumped) {
optional = FALSE;
style = "bold";
} else if (is_set(action->flags, pe_action_pseudo)
&& (before->type & pe_order_stonith_stop)) {
continue;
} else if (before->state == pe_link_dup) {
continue;
} else if (before->type == pe_order_none) {
continue;
} else if (is_set(before->action->flags, pe_action_dumped)
&& is_set(action->flags, pe_action_dumped)
&& before->type != pe_order_load) {
optional = FALSE;
}
if (all_actions || optional == FALSE) {
before_name = create_action_name(before->action);
after_name = create_action_name(action);
fprintf(dot_strm, "\"%s\" -> \"%s\" [ style = %s]\n",
before_name, after_name, style);
free(before_name);
free(after_name);
}
}
}
fprintf(dot_strm, "}\n");
if (dot_strm != NULL) {
fflush(dot_strm);
fclose(dot_strm);
}
}
static int
find_ticket_state(cib_t * the_cib, const char * ticket_id, xmlNode ** ticket_state_xml)
{
int offset = 0;
static int xpath_max = 1024;
int rc = pcmk_ok;
xmlNode *xml_search = NULL;
char *xpath_string = NULL;
CRM_ASSERT(ticket_state_xml != NULL);
*ticket_state_xml = NULL;
xpath_string = calloc(1, xpath_max);
offset +=
snprintf(xpath_string + offset, xpath_max - offset, "%s", "/cib/status/tickets");
if (ticket_id) {
offset += snprintf(xpath_string + offset, xpath_max - offset, "/%s[@id=\"%s\"]",
XML_CIB_TAG_TICKET_STATE, ticket_id);
}
rc = the_cib->cmds->query(the_cib, xpath_string, &xml_search,
cib_sync_call | cib_scope_local | cib_xpath);
if (rc != pcmk_ok) {
goto bail;
}
crm_log_xml_debug(xml_search, "Match");
if (xml_has_children(xml_search)) {
if (ticket_id) {
fprintf(stdout, "Multiple ticket_states match ticket_id=%s\n", ticket_id);
}
*ticket_state_xml = xml_search;
} else {
*ticket_state_xml = xml_search;
}
bail:
free(xpath_string);
return rc;
}
static int
set_ticket_state_attr(const char *ticket_id, const char *attr_name,
const char *attr_value, cib_t * cib, int cib_options)
{
int rc = pcmk_ok;
xmlNode *xml_top = NULL;
xmlNode *ticket_state_xml = NULL;
rc = find_ticket_state(cib, ticket_id, &ticket_state_xml);
if (rc == pcmk_ok) {
crm_debug("Found a match state for ticket: id=%s", ticket_id);
xml_top = ticket_state_xml;
} else if (rc != -ENXIO) {
return rc;
} else {
xmlNode *xml_obj = NULL;
xml_top = create_xml_node(NULL, XML_CIB_TAG_STATUS);
xml_obj = create_xml_node(xml_top, XML_CIB_TAG_TICKETS);
ticket_state_xml = create_xml_node(xml_obj, XML_CIB_TAG_TICKET_STATE);
crm_xml_add(ticket_state_xml, XML_ATTR_ID, ticket_id);
}
crm_xml_add(ticket_state_xml, attr_name, attr_value);
crm_log_xml_debug(xml_top, "Update");
rc = cib->cmds->modify(cib, XML_CIB_TAG_STATUS, xml_top, cib_options);
free_xml(xml_top);
return rc;
}
static void
modify_configuration(pe_working_set_t * data_set,
const char *quorum, GListPtr node_up, GListPtr node_down, GListPtr node_fail,
GListPtr op_inject, GListPtr ticket_grant, GListPtr ticket_revoke,
GListPtr ticket_standby, GListPtr ticket_activate)
{
int rc = pcmk_ok;
GListPtr gIter = NULL;
xmlNode *cib_op = NULL;
xmlNode *cib_node = NULL;
xmlNode *cib_resource = NULL;
lrmd_event_data_t *op = NULL;
if (quorum) {
xmlNode *top = create_xml_node(NULL, XML_TAG_CIB);
quiet_log(" + Setting quorum: %s\n", quorum);
/* crm_xml_add(top, XML_ATTR_DC_UUID, dc_uuid); */
crm_xml_add(top, XML_ATTR_HAVE_QUORUM, quorum);
rc = global_cib->cmds->modify(global_cib, NULL, top, cib_sync_call | cib_scope_local);
CRM_ASSERT(rc == pcmk_ok);
}
for (gIter = node_up; gIter != NULL; gIter = gIter->next) {
char *node = (char *)gIter->data;
quiet_log(" + Bringing node %s online\n", node);
cib_node = modify_node(global_cib, node, TRUE);
CRM_ASSERT(cib_node != NULL);
rc = global_cib->cmds->modify(global_cib, XML_CIB_TAG_STATUS, cib_node,
cib_sync_call | cib_scope_local);
CRM_ASSERT(rc == pcmk_ok);
}
for (gIter = node_down; gIter != NULL; gIter = gIter->next) {
char *node = (char *)gIter->data;
quiet_log(" + Taking node %s offline\n", node);
cib_node = modify_node(global_cib, node, FALSE);
CRM_ASSERT(cib_node != NULL);
rc = global_cib->cmds->modify(global_cib, XML_CIB_TAG_STATUS, cib_node,
cib_sync_call | cib_scope_local);
CRM_ASSERT(rc == pcmk_ok);
}
for (gIter = node_fail; gIter != NULL; gIter = gIter->next) {
char *node = (char *)gIter->data;
quiet_log(" + Failing node %s\n", node);
cib_node = modify_node(global_cib, node, TRUE);
crm_xml_add(cib_node, XML_NODE_IN_CLUSTER, XML_BOOLEAN_NO);
CRM_ASSERT(cib_node != NULL);
rc = global_cib->cmds->modify(global_cib, XML_CIB_TAG_STATUS, cib_node,
cib_sync_call | cib_scope_local);
CRM_ASSERT(rc == pcmk_ok);
}
for (gIter = ticket_grant; gIter != NULL; gIter = gIter->next) {
char *ticket_id = (char *)gIter->data;
quiet_log(" + Granting ticket %s\n", ticket_id);
rc = set_ticket_state_attr(ticket_id, "granted", "true",
global_cib, cib_sync_call | cib_scope_local);
CRM_ASSERT(rc == pcmk_ok);
}
for (gIter = ticket_revoke; gIter != NULL; gIter = gIter->next) {
char *ticket_id = (char *)gIter->data;
quiet_log(" + Revoking ticket %s\n", ticket_id);
rc = set_ticket_state_attr(ticket_id, "granted", "false",
global_cib, cib_sync_call | cib_scope_local);
CRM_ASSERT(rc == pcmk_ok);
}
for (gIter = ticket_standby; gIter != NULL; gIter = gIter->next) {
char *ticket_id = (char *)gIter->data;
quiet_log(" + Making ticket %s standby\n", ticket_id);
rc = set_ticket_state_attr(ticket_id, "standby", "true",
global_cib, cib_sync_call | cib_scope_local);
CRM_ASSERT(rc == pcmk_ok);
}
for (gIter = ticket_activate; gIter != NULL; gIter = gIter->next) {
char *ticket_id = (char *)gIter->data;
quiet_log(" + Activating ticket %s\n", ticket_id);
rc = set_ticket_state_attr(ticket_id, "standby", "false",
global_cib, cib_sync_call | cib_scope_local);
CRM_ASSERT(rc == pcmk_ok);
}
for (gIter = op_inject; gIter != NULL; gIter = gIter->next) {
char *spec = (char *)gIter->data;
int rc = 0;
int outcome = 0;
int interval = 0;
char *key = NULL;
char *node = NULL;
char *task = NULL;
char *resource = NULL;
const char *rtype = NULL;
const char *rclass = NULL;
const char *rprovider = NULL;
resource_t *rsc = NULL;
quiet_log(" + Injecting %s into the configuration\n", spec);
key = calloc(1, strlen(spec) + 1);
node = calloc(1, strlen(spec) + 1);
rc = sscanf(spec, "%[^@]@%[^=]=%d", key, node, &outcome);
CRM_CHECK(rc == 3,
fprintf(stderr, "Invalid operation spec: %s. Only found %d fields\n", spec, rc);
continue);
parse_op_key(key, &resource, &task, &interval);
rsc = pe_find_resource(data_set->resources, resource);
if (rsc == NULL) {
fprintf(stderr, " - Invalid resource name: %s\n", resource);
} else {
rclass = crm_element_value(rsc->xml, XML_AGENT_ATTR_CLASS);
rtype = crm_element_value(rsc->xml, XML_ATTR_TYPE);
rprovider = crm_element_value(rsc->xml, XML_AGENT_ATTR_PROVIDER);
cib_node = inject_node_state(global_cib, node);
CRM_ASSERT(cib_node != NULL);
update_failcounts(cib_node, resource, interval, outcome);
cib_resource = inject_resource(cib_node, resource, rclass, rtype, rprovider);
CRM_ASSERT(cib_resource != NULL);
op = create_op(cib_resource, task, interval, outcome);
CRM_ASSERT(op != NULL);
cib_op = inject_op(cib_resource, op, 0);
CRM_ASSERT(cib_op != NULL);
lrmd_free_event(op);
rc = global_cib->cmds->modify(global_cib, XML_CIB_TAG_STATUS, cib_node,
cib_sync_call | cib_scope_local);
CRM_ASSERT(rc == pcmk_ok);
}
free(task);
free(node);
free(key);
}
}
static void
setup_input(const char *input, const char *output)
{
int rc = pcmk_ok;
cib_t *cib_conn = NULL;
xmlNode *cib_object = NULL;
char *local_output = NULL;
if (input == NULL) {
/* Use live CIB */
cib_conn = cib_new();
rc = cib_conn->cmds->signon(cib_conn, crm_system_name, cib_command);
if (rc == pcmk_ok) {
cib_object = get_cib_copy(cib_conn);
}
cib_conn->cmds->signoff(cib_conn);
cib_delete(cib_conn);
cib_conn = NULL;
if (cib_object == NULL) {
fprintf(stderr, "Live CIB query failed: empty result\n");
exit(3);
}
} else if (safe_str_eq(input, "-")) {
cib_object = filename2xml(NULL);
} else {
cib_object = filename2xml(input);
}
if (get_object_root(XML_CIB_TAG_STATUS, cib_object) == NULL) {
create_xml_node(cib_object, XML_CIB_TAG_STATUS);
}
if (cli_config_update(&cib_object, NULL, FALSE) == FALSE) {
free_xml(cib_object);
exit(-ENOKEY);
}
if (validate_xml(cib_object, NULL, FALSE) != TRUE) {
free_xml(cib_object);
exit(-pcmk_err_dtd_validation);
}
if (output == NULL) {
char *pid = crm_itoa(getpid());
local_output = get_shadow_file(pid);
output = local_output;
free(pid);
}
rc = write_xml_file(cib_object, output, FALSE);
free_xml(cib_object);
cib_object = NULL;
if (rc < 0) {
fprintf(stderr, "Could not create '%s': %s\n", output, strerror(errno));
exit(rc);
}
setenv("CIB_file", output, 1);
free(local_output);
}
/* *INDENT-OFF* */
static struct crm_option long_options[] = {
/* Top-level Options */
{"help", 0, 0, '?', "\tThis text"},
{"version", 0, 0, '$', "\tVersion information" },
{"quiet", 0, 0, 'Q', "\tDisplay only essentialoutput"},
{"verbose", 0, 0, 'V', "\tIncrease debug output"},
{"-spacer-", 0, 0, '-', "\nOperations:"},
{"run", 0, 0, 'R', "\tDetermine the cluster's response to the given configuration and status"},
{"simulate", 0, 0, 'S', "Simulate the transition's execution and display the resulting cluster status"},
{"in-place", 0, 0, 'X', "Simulate the transition's execution and store the result back to the input file"},
{"show-scores", 0, 0, 's', "Show allocation scores"},
{"show-utilization", 0, 0, 'U', "Show utilization information"},
{"profile", 1, 0, 'P', "Run all tests in the named directory to create profiling data"},
{"-spacer-", 0, 0, '-', "\nSynthetic Cluster Events:"},
{"node-up", 1, 0, 'u', "\tBring a node online"},
{"node-down", 1, 0, 'd', "\tTake a node offline"},
{"node-fail", 1, 0, 'f', "\tMark a node as failed"},
{"op-inject", 1, 0, 'i', "\t$rsc_$task_$interval@$node=$rc - Inject the specified task before running the simulation"},
{"op-fail", 1, 0, 'F', "\t$rsc_$task_$interval@$node=$rc - Fail the specified task while running the simulation"},
{"set-datetime", 1, 0, 't', "Set date/time"},
{"quorum", 1, 0, 'q', "\tSpecify a value for quorum"},
{"ticket-grant", 1, 0, 'g', "Grant a ticket"},
{"ticket-revoke", 1, 0, 'r', "Revoke a ticket"},
{"ticket-standby", 1, 0, 'b', "Make a ticket standby"},
{"ticket-activate", 1, 0, 'e', "Activate a ticket"},
{"-spacer-", 0, 0, '-', "\nOutput Options:"},
{"save-input", 1, 0, 'I', "\tSave the input configuration to the named file"},
{"save-output", 1, 0, 'O', "Save the output configuration to the named file"},
{"save-graph", 1, 0, 'G', "\tSave the transition graph (XML format) to the named file"},
{"save-dotfile", 1, 0, 'D', "Save the transition graph (DOT format) to the named file"},
{"all-actions", 0, 0, 'a', "\tDisplay all possible actions in the DOT graph - even ones not part of the transition"},
{"-spacer-", 0, 0, '-', "\nData Source:"},
{"live-check", 0, 0, 'L', "\tConnect to the CIB and use the current contents as input"},
{"xml-file", 1, 0, 'x', "\tRetrieve XML from the named file"},
{"xml-pipe", 0, 0, 'p', "\tRetrieve XML from stdin"},
{0, 0, 0, 0}
};
/* *INDENT-ON* */
static void
profile_one(const char *xml_file)
{
xmlNode *cib_object = NULL;
pe_working_set_t data_set;
printf("* Testing %s\n", xml_file);
cib_object = filename2xml(xml_file);
if (get_object_root(XML_CIB_TAG_STATUS, cib_object) == NULL) {
create_xml_node(cib_object, XML_CIB_TAG_STATUS);
}
if (cli_config_update(&cib_object, NULL, FALSE) == FALSE) {
free_xml(cib_object);
return;
}
if (validate_xml(cib_object, NULL, FALSE) != TRUE) {
free_xml(cib_object);
return;
}
set_working_set_defaults(&data_set);
data_set.input = cib_object;
data_set.now = get_date();
do_calculations(&data_set, cib_object, NULL);
cleanup_alloc_calculations(&data_set);
}
#ifndef FILENAME_MAX
# define FILENAME_MAX 512
#endif
static int
profile_all(const char *dir)
{
struct dirent **namelist;
int lpc = 0;
int file_num = scandir(dir, &namelist, 0, alphasort);
if (file_num > 0) {
struct stat prop;
char buffer[FILENAME_MAX + 1];
while (file_num--) {
if ('.' == namelist[file_num]->d_name[0]) {
free(namelist[file_num]);
continue;
} else if (strstr(namelist[file_num]->d_name, ".xml") == NULL) {
free(namelist[file_num]);
continue;
}
lpc++;
snprintf(buffer, FILENAME_MAX, "%s/%s", dir, namelist[file_num]->d_name);
if (stat(buffer, &prop) == 0 && S_ISREG(prop.st_mode)) {
profile_one(buffer);
}
free(namelist[file_num]);
}
free(namelist);
}
return lpc;
}
int
main(int argc, char **argv)
{
int rc = 0;
guint modified = 0;
gboolean store = FALSE;
gboolean process = FALSE;
gboolean verbose = FALSE;
gboolean simulate = FALSE;
gboolean all_actions = FALSE;
gboolean have_stdout = FALSE;
pe_working_set_t data_set;
const char *xml_file = "-";
const char *quorum = NULL;
const char *test_dir = NULL;
const char *dot_file = NULL;
const char *graph_file = NULL;
const char *input_file = NULL;
const char *output_file = NULL;
int flag = 0;
int index = 0;
int argerr = 0;
GListPtr node_up = NULL;
GListPtr node_down = NULL;
GListPtr node_fail = NULL;
GListPtr op_inject = NULL;
GListPtr ticket_grant = NULL;
GListPtr ticket_revoke = NULL;
GListPtr ticket_standby = NULL;
GListPtr ticket_activate = NULL;
xmlNode *input = NULL;
crm_log_cli_init("crm_simulate");
crm_set_options(NULL, "datasource operation [additional options]",
long_options, "Tool for simulating the cluster's response to events");
if (argc < 2) {
crm_help('?', EX_USAGE);
}
while (1) {
flag = crm_get_option(argc, argv, &index);
if (flag == -1)
break;
switch (flag) {
case 'V':
verbose = TRUE;
if(have_stdout == FALSE) {
/* Redirect stderr to stdout so we can grep the output */
have_stdout = TRUE;
close(STDERR_FILENO);
dup2(STDOUT_FILENO, STDERR_FILENO);
}
crm_bump_log_level();
break;
case '?':
case '$':
crm_help(flag, EX_OK);
break;
case 'p':
xml_file = "-";
break;
case 'Q':
quiet = TRUE;
break;
case 'L':
xml_file = NULL;
break;
case 'x':
xml_file = optarg;
break;
case 'u':
modified++;
node_up = g_list_append(node_up, optarg);
break;
case 'd':
modified++;
node_down = g_list_append(node_down, optarg);
break;
case 'f':
modified++;
node_fail = g_list_append(node_fail, optarg);
break;
case 't':
use_date = strdup(optarg);
break;
case 'i':
modified++;
op_inject = g_list_append(op_inject, optarg);
break;
case 'F':
process = TRUE;
simulate = TRUE;
op_fail = g_list_append(op_fail, optarg);
break;
case 'q':
modified++;
quorum = optarg;
break;
case 'g':
modified++;
ticket_grant = g_list_append(ticket_grant, optarg);
break;
case 'r':
modified++;
ticket_revoke = g_list_append(ticket_revoke, optarg);
break;
case 'b':
modified++;
ticket_standby = g_list_append(ticket_standby, optarg);
break;
case 'e':
modified++;
ticket_activate = g_list_append(ticket_activate, optarg);
break;
case 'a':
all_actions = TRUE;
break;
case 's':
process = TRUE;
show_scores = TRUE;
break;
case 'U':
process = TRUE;
show_utilization = TRUE;
break;
case 'S':
process = TRUE;
simulate = TRUE;
break;
case 'X':
store = TRUE;
process = TRUE;
simulate = TRUE;
break;
case 'R':
process = TRUE;
break;
case 'D':
process = TRUE;
dot_file = optarg;
break;
case 'G':
process = TRUE;
graph_file = optarg;
break;
case 'I':
input_file = optarg;
break;
case 'O':
output_file = optarg;
break;
case 'P':
test_dir = optarg;
break;
default:
++argerr;
break;
}
}
if (optind > argc) {
++argerr;
}
if (argerr) {
crm_help('?', EX_USAGE);
}
if(test_dir != NULL) {
return profile_all(test_dir);
}
setup_input(xml_file, store ? xml_file : output_file);
global_cib = cib_new();
global_cib->cmds->signon(global_cib, crm_system_name, cib_command);
set_working_set_defaults(&data_set);
if (data_set.now != NULL) {
quiet_log(" + Setting effective cluster time: %s", use_date);
log_date(LOG_WARNING, "Set fake 'now' to", data_set.now, ha_log_date | ha_log_time);
}
rc = global_cib->cmds->query(global_cib, NULL, &input, cib_sync_call | cib_scope_local);
CRM_ASSERT(rc == pcmk_ok);
data_set.input = input;
data_set.now = get_date();
cluster_status(&data_set);
if (quiet == FALSE) {
quiet_log("\nCurrent cluster status:\n");
print_cluster_status(&data_set);
}
if (modified) {
quiet_log("Performing requested modifications\n");
modify_configuration(&data_set, quorum, node_up, node_down, node_fail, op_inject,
ticket_grant, ticket_revoke, ticket_standby, ticket_activate);
rc = global_cib->cmds->query(global_cib, NULL, &input, cib_sync_call);
if (rc != pcmk_ok) {
fprintf(stderr, "Could not connect to the CIB for input: %s\n", pcmk_strerror(rc));
goto done;
}
cleanup_alloc_calculations(&data_set);
data_set.now = get_date();
data_set.input = input;
}
if (input_file != NULL) {
rc = write_xml_file(input, input_file, FALSE);
if (rc < 0) {
fprintf(stderr, "Could not create '%s': %s\n", input_file, strerror(errno));
goto done;
}
}
rc = 0;
if (process || simulate) {
ha_time_t *local_date = NULL;
if (show_scores && show_utilization) {
printf("Allocation scores and utilization information:\n");
} else if (show_scores) {
fprintf(stdout, "Allocation scores:\n");
} else if (show_utilization) {
printf("Utilization information:\n");
}
do_calculations(&data_set, input, local_date);
input = NULL; /* Don't try and free it twice */
if (graph_file != NULL) {
char *msg_buffer = dump_xml_formatted(data_set.graph);
FILE *graph_strm = fopen(graph_file, "w");
if (graph_strm == NULL) {
crm_perror(LOG_ERR, "Could not open %s for writing", graph_file);
} else {
if (fprintf(graph_strm, "%s\n\n", msg_buffer) < 0) {
crm_perror(LOG_ERR, "Write to %s failed", graph_file);
}
fflush(graph_strm);
fclose(graph_strm);
}
free(msg_buffer);
}
if (dot_file != NULL) {
create_dotfile(&data_set, dot_file, all_actions);
}
if (quiet == FALSE) {
GListPtr gIter = NULL;
quiet_log("%sTransition Summary:\n", show_scores || show_utilization
|| modified ? "\n" : "");
fflush(stdout);
for (gIter = data_set.resources; gIter != NULL; gIter = gIter->next) {
resource_t *rsc = (resource_t *) gIter->data;
LogActions(rsc, &data_set, TRUE);
}
}
}
if (simulate) {
rc = run_simulation(&data_set);
}
done:
cleanup_alloc_calculations(&data_set);
global_cib->cmds->signoff(global_cib);
cib_delete(global_cib);
free(use_date);
crm_xml_cleanup();
fflush(stderr);
qb_log_fini();
return rc;
}

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