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diff --git a/crmd/lrm.c b/crmd/lrm.c
index 4f5277d02b..508fef08c0 100644
--- a/crmd/lrm.c
+++ b/crmd/lrm.c
@@ -1,2383 +1,2384 @@
/*
* 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 <sys/types.h>
#include <sys/wait.h>
#include <crm/crm.h>
#include <crm/services.h>
#include <crm/msg_xml.h>
#include <crm/common/xml.h>
#include <crmd.h>
#include <crmd_fsa.h>
#include <crmd_messages.h>
#include <crmd_callbacks.h>
#include <crmd_lrm.h>
#define START_DELAY_THRESHOLD 5 * 60 * 1000
#define MAX_LRM_REG_FAILS 30
struct delete_event_s {
int rc;
const char *rsc;
lrm_state_t *lrm_state;
};
static gboolean is_rsc_active(lrm_state_t * lrm_state, const char *rsc_id);
static gboolean build_active_RAs(lrm_state_t * lrm_state, xmlNode * rsc_list);
static gboolean stop_recurring_actions(gpointer key, gpointer value, gpointer user_data);
static int delete_rsc_status(lrm_state_t * lrm_state, const char *rsc_id, int call_options,
const char *user_name);
static lrmd_event_data_t *construct_op(lrm_state_t * lrm_state, xmlNode * rsc_op,
const char *rsc_id, const char *operation);
static void do_lrm_rsc_op(lrm_state_t * lrm_state, lrmd_rsc_info_t * rsc, const char *operation,
xmlNode * msg, xmlNode * request);
void send_direct_ack(const char *to_host, const char *to_sys,
lrmd_rsc_info_t * rsc, lrmd_event_data_t * op, const char *rsc_id);
static gboolean lrm_state_verify_stopped(lrm_state_t * lrm_state, enum crmd_fsa_state cur_state,
int log_level);
static int do_update_resource(const char *node_name, lrmd_rsc_info_t * rsc, lrmd_event_data_t * op);
static void
lrm_connection_destroy(void)
{
if (is_set(fsa_input_register, R_LRM_CONNECTED)) {
crm_crit("LRM Connection failed");
register_fsa_input(C_FSA_INTERNAL, I_ERROR, NULL);
clear_bit(fsa_input_register, R_LRM_CONNECTED);
} else {
crm_info("LRM Connection disconnected");
}
}
static char *
make_stop_id(const char *rsc, int call_id)
{
char *op_id = NULL;
op_id = calloc(1, strlen(rsc) + 34);
if (op_id != NULL) {
snprintf(op_id, strlen(rsc) + 34, "%s:%d", rsc, call_id);
}
return op_id;
}
static void
copy_instance_keys(gpointer key, gpointer value, gpointer user_data)
{
if (strstr(key, CRM_META "_") == NULL) {
g_hash_table_replace(user_data, strdup((const char *)key), strdup((const char *)value));
}
}
static void
copy_meta_keys(gpointer key, gpointer value, gpointer user_data)
{
if (strstr(key, CRM_META "_") != NULL) {
g_hash_table_replace(user_data, strdup((const char *)key), strdup((const char *)value));
}
}
static void
update_history_cache(lrm_state_t * lrm_state, lrmd_rsc_info_t * rsc, lrmd_event_data_t * op)
{
int target_rc = 0;
rsc_history_t *entry = NULL;
if (op->rsc_deleted) {
crm_debug("Purged history for '%s' after %s", op->rsc_id, op->op_type);
delete_rsc_status(lrm_state, op->rsc_id, cib_quorum_override, NULL);
return;
}
if (safe_str_eq(op->op_type, RSC_NOTIFY)) {
return;
}
crm_debug("Updating history for '%s' with %s op", op->rsc_id, op->op_type);
entry = g_hash_table_lookup(lrm_state->resource_history, op->rsc_id);
if (entry == NULL && rsc) {
entry = calloc(1, sizeof(rsc_history_t));
entry->id = strdup(op->rsc_id);
g_hash_table_insert(lrm_state->resource_history, entry->id, entry);
entry->rsc.id = entry->id;
entry->rsc.type = strdup(rsc->type);
entry->rsc.class = strdup(rsc->class);
if (rsc->provider) {
entry->rsc.provider = strdup(rsc->provider);
} else {
entry->rsc.provider = NULL;
}
} else if (entry == NULL) {
crm_info("Resource %s no longer exists, not updating cache", op->rsc_id);
return;
}
entry->last_callid = op->call_id;
target_rc = rsc_op_expected_rc(op);
if (op->op_status == PCMK_LRM_OP_CANCELLED) {
if (op->interval > 0) {
GList *gIter, *gIterNext;
crm_trace("Removing cancelled recurring op: %s_%s_%d", op->rsc_id, op->op_type,
op->interval);
for (gIter = entry->recurring_op_list; gIter != NULL; gIter = gIterNext) {
lrmd_event_data_t *existing = gIter->data;
gIterNext = gIter->next;
if (crm_str_eq(op->rsc_id, existing->rsc_id, TRUE)
&& safe_str_eq(op->op_type, existing->op_type)
&& op->interval == existing->interval) {
lrmd_free_event(existing);
entry->recurring_op_list = g_list_delete_link(entry->recurring_op_list, gIter);
}
}
return;
} else {
crm_trace("Skipping %s_%s_%d rc=%d, status=%d", op->rsc_id, op->op_type, op->interval,
op->rc, op->op_status);
}
} else if (did_rsc_op_fail(op, target_rc)) {
/* We must store failed monitors here
* - otherwise the block below will cause them to be forgetten them when a stop happens
*/
if (entry->failed) {
lrmd_free_event(entry->failed);
}
entry->failed = lrmd_copy_event(op);
} else if (op->interval == 0) {
if (entry->last) {
lrmd_free_event(entry->last);
}
entry->last = lrmd_copy_event(op);
if (op->params &&
(safe_str_eq(CRMD_ACTION_START, op->op_type) ||
safe_str_eq("reload", op->op_type) ||
safe_str_eq(CRMD_ACTION_STATUS, op->op_type))) {
if (entry->stop_params) {
g_hash_table_destroy(entry->stop_params);
}
entry->stop_params = g_hash_table_new_full(crm_str_hash,
g_str_equal, g_hash_destroy_str,
g_hash_destroy_str);
g_hash_table_foreach(op->params, copy_instance_keys, entry->stop_params);
}
}
if (op->interval > 0) {
GListPtr iter = NULL;
for(iter = entry->recurring_op_list; iter; iter = iter->next) {
lrmd_event_data_t *o = iter->data;
/* op->rsc_id is implied */
if(op->interval == o->interval && strcmp(op->op_type, o->op_type) == 0) {
crm_trace("Removing existing recurring op entry: %s_%s_%d", op->rsc_id, op->op_type, op->interval);
entry->recurring_op_list = g_list_remove(entry->recurring_op_list, o);
break;
}
}
crm_trace("Adding recurring op: %s_%s_%d", op->rsc_id, op->op_type, op->interval);
entry->recurring_op_list = g_list_prepend(entry->recurring_op_list, lrmd_copy_event(op));
} else if (entry->recurring_op_list && safe_str_eq(op->op_type, RSC_STATUS) == FALSE) {
GList *gIter = entry->recurring_op_list;
crm_trace("Dropping %d recurring ops because of: %s_%s_%d",
g_list_length(gIter), op->rsc_id, op->op_type, op->interval);
for (; gIter != NULL; gIter = gIter->next) {
lrmd_free_event(gIter->data);
}
g_list_free(entry->recurring_op_list);
entry->recurring_op_list = NULL;
}
}
void
lrm_op_callback(lrmd_event_data_t * op)
{
const char *nodename = NULL;
lrm_state_t *lrm_state = NULL;
CRM_CHECK(op != NULL, return);
/* determine the node name for this connection. */
nodename = op->remote_nodename ? op->remote_nodename : fsa_our_uname;
if (op->type == lrmd_event_disconnect && (safe_str_eq(nodename, fsa_our_uname))) {
/* if this is the local lrmd ipc connection, set the right bits in the
* crmd when the connection goes down */
lrm_connection_destroy();
return;
} else if (op->type != lrmd_event_exec_complete) {
/* we only need to process execution results */
return;
}
lrm_state = lrm_state_find(nodename);
CRM_ASSERT(lrm_state != NULL);
process_lrm_event(lrm_state, op, NULL);
}
/* A_LRM_CONNECT */
void
do_lrm_control(long long action,
enum crmd_fsa_cause cause,
enum crmd_fsa_state cur_state,
enum crmd_fsa_input current_input, fsa_data_t * msg_data)
{
/* This only pertains to local lrmd connections. Remote connections are handled as
* resources within the pengine. Connecting and disconnecting from remote lrmd instances
* handled differently than the local. */
lrm_state_t *lrm_state = NULL;
if(fsa_our_uname == NULL) {
return; /* Nothing to do */
}
lrm_state = lrm_state_find_or_create(fsa_our_uname);
if (lrm_state == NULL) {
register_fsa_error(C_FSA_INTERNAL, I_ERROR, NULL);
return;
}
if (action & A_LRM_DISCONNECT) {
if (lrm_state_verify_stopped(lrm_state, cur_state, LOG_INFO) == FALSE) {
if (action == A_LRM_DISCONNECT) {
crmd_fsa_stall(FALSE);
return;
}
}
clear_bit(fsa_input_register, R_LRM_CONNECTED);
crm_info("Disconnecting from the LRM");
lrm_state_disconnect(lrm_state);
lrm_state_reset_tables(lrm_state);
crm_notice("Disconnected from the LRM");
}
if (action & A_LRM_CONNECT) {
int ret = pcmk_ok;
crm_debug("Connecting to the LRM");
ret = lrm_state_ipc_connect(lrm_state);
if (ret != pcmk_ok) {
if (lrm_state->num_lrm_register_fails < MAX_LRM_REG_FAILS) {
crm_warn("Failed to sign on to the LRM %d"
" (%d max) times", lrm_state->num_lrm_register_fails, MAX_LRM_REG_FAILS);
crm_timer_start(wait_timer);
crmd_fsa_stall(FALSE);
return;
}
}
if (ret != pcmk_ok) {
crm_err("Failed to sign on to the LRM %d" " (max) times",
lrm_state->num_lrm_register_fails);
register_fsa_error(C_FSA_INTERNAL, I_ERROR, NULL);
return;
}
set_bit(fsa_input_register, R_LRM_CONNECTED);
crm_info("LRM connection established");
}
if (action & ~(A_LRM_CONNECT | A_LRM_DISCONNECT)) {
crm_err("Unexpected action %s in %s", fsa_action2string(action), __FUNCTION__);
}
}
static gboolean
lrm_state_verify_stopped(lrm_state_t * lrm_state, enum crmd_fsa_state cur_state, int log_level)
{
int counter = 0;
gboolean rc = TRUE;
const char *when = "lrm disconnect";
GHashTableIter gIter;
const char *key = NULL;
rsc_history_t *entry = NULL;
struct recurring_op_s *pending = NULL;
crm_debug("Checking for active resources before exit");
if (cur_state == S_TERMINATE) {
log_level = LOG_ERR;
when = "shutdown";
} else if (is_set(fsa_input_register, R_SHUTDOWN)) {
when = "shutdown... waiting";
}
if (lrm_state->pending_ops && lrm_state_is_connected(lrm_state) == TRUE) {
guint removed = g_hash_table_foreach_remove(
lrm_state->pending_ops, stop_recurring_actions, lrm_state);
crm_notice("Stopped %u recurring operations at %s (%u ops remaining)",
removed, when, g_hash_table_size(lrm_state->pending_ops));
}
if (lrm_state->pending_ops) {
g_hash_table_iter_init(&gIter, lrm_state->pending_ops);
while (g_hash_table_iter_next(&gIter, NULL, (void **)&pending)) {
/* Ignore recurring actions in the shutdown calculations */
if (pending->interval == 0) {
counter++;
}
}
}
if (counter > 0) {
do_crm_log(log_level, "%d pending LRM operations at %s", counter, when);
if (cur_state == S_TERMINATE || !is_set(fsa_input_register, R_SENT_RSC_STOP)) {
g_hash_table_iter_init(&gIter, lrm_state->pending_ops);
while (g_hash_table_iter_next(&gIter, (gpointer*)&key, (gpointer*)&pending)) {
do_crm_log(log_level, "Pending action: %s (%s)", key, pending->op_key);
}
} else {
rc = FALSE;
}
return rc;
}
if (lrm_state->resource_history == NULL) {
return rc;
}
if (cur_state == S_TERMINATE || is_set(fsa_input_register, R_SHUTDOWN)) {
/* At this point we're not waiting, we're just shutting down */
when = "shutdown";
}
counter = 0;
g_hash_table_iter_init(&gIter, lrm_state->resource_history);
while (g_hash_table_iter_next(&gIter, NULL, (gpointer*)&entry)) {
if (is_rsc_active(lrm_state, entry->id) == FALSE) {
continue;
}
counter++;
crm_trace("Found %s active", entry->id);
if (lrm_state->pending_ops) {
GHashTableIter hIter;
g_hash_table_iter_init(&hIter, lrm_state->pending_ops);
while (g_hash_table_iter_next(&hIter, (gpointer*)&key, (gpointer*)&pending)) {
if (crm_str_eq(entry->id, pending->rsc_id, TRUE)) {
crm_notice("%sction %s (%s) incomplete at %s",
pending->interval == 0 ? "A" : "Recurring a",
key, pending->op_key, when);
}
}
}
}
if (counter) {
crm_err("%d resources were active at %s.", counter, when);
}
return rc;
}
GHashTable *metadata_hash = NULL;
static char *
get_rsc_metadata(const char *type, const char *rclass, const char *provider, bool force)
{
int rc = pcmk_ok;
int len = 0;
char *key = NULL;
char *metadata = NULL;
/* Always use a local connection for this operation */
lrm_state_t *lrm_state = lrm_state_find(fsa_our_uname);
CRM_CHECK(type != NULL, return NULL);
CRM_CHECK(rclass != NULL, return NULL);
CRM_CHECK(lrm_state != NULL, return NULL);
if (provider == NULL) {
provider = "heartbeat";
}
if (metadata_hash == NULL) {
metadata_hash = g_hash_table_new_full(crm_str_hash, g_str_equal, g_hash_destroy_str, g_hash_destroy_str);
}
len = strlen(type) + strlen(rclass) + strlen(provider) + 4;
key = malloc(len);
if(key == NULL) {
return NULL;
}
snprintf(key, len, "%s::%s:%s", type, rclass, provider);
if(force == FALSE) {
snprintf(key, len, "%s::%s:%s", type, rclass, provider);
crm_trace("Retreiving cached metadata for %s", key);
metadata = g_hash_table_lookup(metadata_hash, key);
}
if(metadata == NULL) {
rc = lrm_state_get_metadata(lrm_state, rclass, provider, type, &metadata, 0);
crm_trace("Retreived live metadata for %s: %s (%d)", key, pcmk_strerror(rc), rc);
if(rc == pcmk_ok) {
CRM_LOG_ASSERT(metadata != NULL);
g_hash_table_insert(metadata_hash, key, metadata);
key = NULL;
} else {
CRM_LOG_ASSERT(metadata == NULL);
metadata = NULL;
}
}
if (metadata == NULL) {
crm_warn("No metadata found for %s: %s (%d)", key, pcmk_strerror(rc), rc);
}
free(key);
return metadata;
}
static char *
build_parameter_list(lrmd_event_data_t *op, xmlNode *metadata, xmlNode *result,
const char *criteria, bool target, bool invert_for_xml)
{
int len = 0;
int max = 0;
char *list = NULL;
xmlNode *param = NULL;
xmlNode *params = NULL;
const char *secure_terms[] = {
"password",
"passwd",
"user",
};
if(safe_str_eq("private", criteria)) {
/* It will take time for the agents to be updated
* Check for some common terms
*/
max = DIMOF(secure_terms);
}
params = find_xml_node(metadata, "parameters", TRUE);
for (param = __xml_first_child(params); param != NULL; param = __xml_next(param)) {
if (crm_str_eq((const char *)param->name, "parameter", TRUE)) {
bool accept = FALSE;
const char *name = crm_element_value(param, "name");
const char *value = crm_element_value(param, criteria);
if(max && value) {
/* Turn off the compatibility logic once an agent has been updated to know about 'private' */
max = 0;
}
if (name == NULL) {
crm_err("Invalid parameter in %s metadata", op->rsc_id);
} else if(target == crm_is_true(value)) {
accept = TRUE;
} else if(max) {
int lpc = 0;
bool found = FALSE;
for(lpc = 0; found == FALSE && lpc < max; lpc++) {
if(safe_str_eq(secure_terms[lpc], name)) {
found = TRUE;
}
}
if(found == target) {
accept = TRUE;
}
}
if(accept) {
int start = len;
crm_trace("Attr %s is %s%s", name, target?"":"not ", criteria);
len += strlen(name) + 2;
list = realloc_safe(list, len + 1);
sprintf(list + start, " %s ", name);
} else {
crm_trace("Rejecting %s for %s", name, criteria);
}
if(invert_for_xml) {
crm_trace("Inverting %s match for %s xml", name, criteria);
accept = !accept;
}
if(result && accept) {
value = g_hash_table_lookup(op->params, name);
if(value != NULL) {
crm_trace("Adding attr to the xml result", name, target?"":"not ", criteria);
crm_xml_add(result, name, value);
}
}
}
}
return list;
}
static bool
resource_supports_action(xmlNode *metadata, const char *name)
{
const char *value = NULL;
xmlNode *action = NULL;
xmlNode *actions = NULL;
actions = find_xml_node(metadata, "actions", TRUE);
for (action = __xml_first_child(actions); action != NULL; action = __xml_next(action)) {
if (crm_str_eq((const char *)action->name, "action", TRUE)) {
value = crm_element_value(action, "name");
if (safe_str_eq("reload", value)) {
return TRUE;
}
}
}
return FALSE;
}
static void
append_restart_list(lrmd_event_data_t *op, xmlNode *metadata, xmlNode * update, const char *version)
{
char *list = NULL;
char *digest = NULL;
xmlNode *restart = NULL;
CRM_LOG_ASSERT(op->params != NULL);
if (op->interval > 0) {
/* monitors are not reloadable */
return;
}
if(resource_supports_action(metadata, "reload")) {
restart = create_xml_node(NULL, XML_TAG_PARAMS);
list = build_parameter_list(op, metadata, restart, "unique", FALSE, FALSE);
}
if (list == NULL) {
/* Resource does not support reloads */
return;
}
digest = calculate_operation_digest(restart, version);
crm_xml_add(update, XML_LRM_ATTR_OP_RESTART, list);
crm_xml_add(update, XML_LRM_ATTR_RESTART_DIGEST, digest);
crm_trace("%s: %s, %s", op->rsc_id, digest, list);
crm_log_xml_trace(restart, "restart digest source");
free_xml(restart);
free(digest);
free(list);
}
static void
append_secure_list(lrmd_event_data_t *op, xmlNode *metadata, xmlNode * update, const char *version)
{
char *list = NULL;
char *digest = NULL;
xmlNode *secure = NULL;
CRM_LOG_ASSERT(op->params != NULL);
/*
* To keep XML_LRM_ATTR_OP_SECURE short, we want it to contain the
* secure parameters but XML_LRM_ATTR_SECURE_DIGEST to be based on
* the insecure ones
*/
secure = create_xml_node(NULL, XML_TAG_PARAMS);
list = build_parameter_list(op, metadata, secure, "private", TRUE, TRUE);
if (list != NULL) {
digest = calculate_operation_digest(secure, version);
crm_xml_add(update, XML_LRM_ATTR_OP_SECURE, list);
crm_xml_add(update, XML_LRM_ATTR_SECURE_DIGEST, digest);
crm_trace("%s: %s, %s", op->rsc_id, digest, list);
crm_log_xml_trace(secure, "secure digest source");
} else {
crm_trace("%s: no secure parameters", op->rsc_id);
}
free_xml(secure);
free(digest);
free(list);
}
static gboolean
build_operation_update(xmlNode * parent, lrmd_rsc_info_t * rsc, lrmd_event_data_t * op,
const char *src)
{
int target_rc = 0;
xmlNode *xml_op = NULL;
xmlNode *metadata = NULL;
const char *m_string = NULL;
const char *caller_version = NULL;
if (op == NULL) {
return FALSE;
}
target_rc = rsc_op_expected_rc(op);
/* there is a small risk in formerly mixed clusters that it will
* be sub-optimal.
*
* however with our upgrade policy, the update we send should
* still be completely supported anyway
*/
caller_version = g_hash_table_lookup(op->params, XML_ATTR_CRM_VERSION);
CRM_LOG_ASSERT(caller_version != NULL);
if(caller_version == NULL) {
caller_version = CRM_FEATURE_SET;
}
crm_trace("Building %s operation update with originator version: %s", op->rsc_id, caller_version);
xml_op = create_operation_update(parent, op, caller_version, target_rc, fsa_our_uname, src, LOG_DEBUG);
if (xml_op == NULL) {
return TRUE;
}
if (rsc == NULL || op->params == NULL || crm_str_eq(CRMD_ACTION_STOP, op->op_type, TRUE)) {
/* Stopped resources don't need the digest logic */
crm_trace("No digests needed for %s %p %p %s", op->rsc_id, op->params, rsc, op->op_type);
return TRUE;
}
m_string = get_rsc_metadata(rsc->type, rsc->class, rsc->provider, safe_str_eq(op->op_type, RSC_START));
if(m_string == NULL) {
crm_err("No metadata for %s::%s:%s", rsc->provider, rsc->class, rsc->type);
return TRUE;
}
metadata = string2xml(m_string);
if(metadata == NULL) {
crm_err("Metadata for %s::%s:%s is not valid XML", rsc->provider, rsc->class, rsc->type);
return TRUE;
}
crm_trace("Includind additional digests for %s::%s:%s", rsc->provider, rsc->class, rsc->type);
append_restart_list(op, metadata, xml_op, caller_version);
append_secure_list(op, metadata, xml_op, caller_version);
free_xml(metadata);
return TRUE;
}
static gboolean
is_rsc_active(lrm_state_t * lrm_state, const char *rsc_id)
{
rsc_history_t *entry = NULL;
entry = g_hash_table_lookup(lrm_state->resource_history, rsc_id);
if (entry == NULL || entry->last == NULL) {
return FALSE;
}
crm_trace("Processing %s: %s.%d=%d",
rsc_id, entry->last->op_type, entry->last->interval, entry->last->rc);
if (entry->last->rc == PCMK_OCF_OK && safe_str_eq(entry->last->op_type, CRMD_ACTION_STOP)) {
return FALSE;
} else if (entry->last->rc == PCMK_OCF_OK
&& safe_str_eq(entry->last->op_type, CRMD_ACTION_MIGRATE)) {
/* a stricter check is too complex...
* leave that to the PE
*/
return FALSE;
} else if (entry->last->rc == PCMK_OCF_NOT_RUNNING) {
return FALSE;
} else if (entry->last->interval == 0 && entry->last->rc == PCMK_OCF_NOT_CONFIGURED) {
/* Badly configured resources can't be reliably stopped */
return FALSE;
}
return TRUE;
}
static gboolean
build_active_RAs(lrm_state_t * lrm_state, xmlNode * rsc_list)
{
GHashTableIter iter;
rsc_history_t *entry = NULL;
g_hash_table_iter_init(&iter, lrm_state->resource_history);
while (g_hash_table_iter_next(&iter, NULL, (void **)&entry)) {
GList *gIter = NULL;
xmlNode *xml_rsc = create_xml_node(rsc_list, XML_LRM_TAG_RESOURCE);
crm_xml_add(xml_rsc, XML_ATTR_ID, entry->id);
crm_xml_add(xml_rsc, XML_ATTR_TYPE, entry->rsc.type);
crm_xml_add(xml_rsc, XML_AGENT_ATTR_CLASS, entry->rsc.class);
crm_xml_add(xml_rsc, XML_AGENT_ATTR_PROVIDER, entry->rsc.provider);
if (entry->last && entry->last->params) {
const char *container = g_hash_table_lookup(entry->last->params, CRM_META"_"XML_RSC_ATTR_CONTAINER);
if (container) {
crm_trace("Resource %s is a part of container resource %s", entry->id, container);
crm_xml_add(xml_rsc, XML_RSC_ATTR_CONTAINER, container);
}
}
build_operation_update(xml_rsc, &(entry->rsc), entry->failed, __FUNCTION__);
build_operation_update(xml_rsc, &(entry->rsc), entry->last, __FUNCTION__);
for (gIter = entry->recurring_op_list; gIter != NULL; gIter = gIter->next) {
build_operation_update(xml_rsc, &(entry->rsc), gIter->data, __FUNCTION__);
}
}
return FALSE;
}
xmlNode *
do_lrm_query_internal(lrm_state_t * lrm_state, gboolean is_replace)
{
xmlNode *xml_state = NULL;
xmlNode *xml_data = NULL;
xmlNode *rsc_list = NULL;
const char *uuid = NULL;
if (safe_str_eq(lrm_state->node_name, fsa_our_uname)) {
crm_node_t *peer = crm_get_peer(0, lrm_state->node_name);
xml_state = do_update_node_cib(peer, node_update_cluster|node_update_peer, NULL, __FUNCTION__);
/* The next two lines shouldn't be necessary for newer DCs */
crm_xml_add(xml_state, XML_NODE_JOIN_STATE, CRMD_JOINSTATE_MEMBER);
crm_xml_add(xml_state, XML_NODE_EXPECTED, CRMD_JOINSTATE_MEMBER);
uuid = fsa_our_uuid;
} else {
xml_state = create_xml_node(NULL, XML_CIB_TAG_STATE);
crm_xml_add(xml_state, XML_NODE_IS_REMOTE, "true");
crm_xml_add(xml_state, XML_ATTR_ID, lrm_state->node_name);
crm_xml_add(xml_state, XML_ATTR_UNAME, lrm_state->node_name);
uuid = lrm_state->node_name;
}
xml_data = create_xml_node(xml_state, XML_CIB_TAG_LRM);
crm_xml_add(xml_data, XML_ATTR_ID, uuid);
rsc_list = create_xml_node(xml_data, XML_LRM_TAG_RESOURCES);
/* Build a list of active (not always running) resources */
build_active_RAs(lrm_state, rsc_list);
crm_log_xml_trace(xml_state, "Current state of the LRM");
return xml_state;
}
xmlNode *
do_lrm_query(gboolean is_replace, const char *node_name)
{
lrm_state_t *lrm_state = lrm_state_find(node_name);
if (!lrm_state) {
crm_err("Could not query lrm state for lrmd node %s", node_name);
return NULL;
}
return do_lrm_query_internal(lrm_state, is_replace);
}
static void
notify_deleted(lrm_state_t * lrm_state, ha_msg_input_t * input, const char *rsc_id, int rc)
{
lrmd_event_data_t *op = NULL;
const char *from_sys = crm_element_value(input->msg, F_CRM_SYS_FROM);
const char *from_host = crm_element_value(input->msg, F_CRM_HOST_FROM);
crm_info("Notifying %s on %s that %s was%s deleted",
from_sys, from_host, rsc_id, rc == pcmk_ok ? "" : " not");
op = construct_op(lrm_state, input->xml, rsc_id, CRMD_ACTION_DELETE);
CRM_ASSERT(op != NULL);
if (rc == pcmk_ok) {
op->op_status = PCMK_LRM_OP_DONE;
op->rc = PCMK_OCF_OK;
} else {
op->op_status = PCMK_LRM_OP_ERROR;
op->rc = PCMK_OCF_UNKNOWN_ERROR;
}
send_direct_ack(from_host, from_sys, NULL, op, rsc_id);
lrmd_free_event(op);
if (safe_str_neq(from_sys, CRM_SYSTEM_TENGINE)) {
/* this isn't expected - trigger a new transition */
time_t now = time(NULL);
char *now_s = crm_itoa(now);
crm_debug("Triggering a refresh after %s deleted %s from the LRM", from_sys, rsc_id);
update_attr_delegate(fsa_cib_conn, cib_none, XML_CIB_TAG_CRMCONFIG, NULL, NULL, NULL, NULL,
"last-lrm-refresh", now_s, FALSE, NULL, NULL);
free(now_s);
}
}
static gboolean
lrm_remove_deleted_rsc(gpointer key, gpointer value, gpointer user_data)
{
struct delete_event_s *event = user_data;
struct pending_deletion_op_s *op = value;
if (crm_str_eq(event->rsc, op->rsc, TRUE)) {
notify_deleted(event->lrm_state, op->input, event->rsc, event->rc);
return TRUE;
}
return FALSE;
}
static gboolean
lrm_remove_deleted_op(gpointer key, gpointer value, gpointer user_data)
{
const char *rsc = user_data;
struct recurring_op_s *pending = value;
if (crm_str_eq(rsc, pending->rsc_id, TRUE)) {
crm_info("Removing op %s:%d for deleted resource %s",
pending->op_key, pending->call_id, rsc);
return TRUE;
}
return FALSE;
}
/*
* Remove the rsc from the CIB
*
* Avoids refreshing the entire LRM section of this host
*/
#define rsc_template "//"XML_CIB_TAG_STATE"[@uname='%s']//"XML_LRM_TAG_RESOURCE"[@id='%s']"
static int
delete_rsc_status(lrm_state_t * lrm_state, const char *rsc_id, int call_options,
const char *user_name)
{
char *rsc_xpath = NULL;
int max = 0;
int rc = pcmk_ok;
CRM_CHECK(rsc_id != NULL, return -ENXIO);
max = strlen(rsc_template) + strlen(rsc_id) + strlen(lrm_state->node_name) + 1;
rsc_xpath = calloc(1, max);
snprintf(rsc_xpath, max, rsc_template, lrm_state->node_name, rsc_id);
rc = cib_internal_op(fsa_cib_conn, CIB_OP_DELETE, NULL, rsc_xpath,
NULL, NULL, call_options | cib_xpath, user_name);
free(rsc_xpath);
return rc;
}
static void
delete_rsc_entry(lrm_state_t * lrm_state, ha_msg_input_t * input, const char *rsc_id,
GHashTableIter * rsc_gIter, int rc, const char *user_name)
{
struct delete_event_s event;
CRM_CHECK(rsc_id != NULL, return);
if (rc == pcmk_ok) {
char *rsc_id_copy = strdup(rsc_id);
if (rsc_gIter)
g_hash_table_iter_remove(rsc_gIter);
else
g_hash_table_remove(lrm_state->resource_history, rsc_id_copy);
crm_debug("sync: Sending delete op for %s", rsc_id_copy);
delete_rsc_status(lrm_state, rsc_id_copy, cib_quorum_override, user_name);
g_hash_table_foreach_remove(lrm_state->pending_ops, lrm_remove_deleted_op, rsc_id_copy);
free(rsc_id_copy);
}
if (input) {
notify_deleted(lrm_state, input, rsc_id, rc);
}
event.rc = rc;
event.rsc = rsc_id;
event.lrm_state = lrm_state;
g_hash_table_foreach_remove(lrm_state->deletion_ops, lrm_remove_deleted_rsc, &event);
}
/*
* Remove the op from the CIB
*
* Avoids refreshing the entire LRM section of this host
*/
#define op_template "//"XML_CIB_TAG_STATE"[@uname='%s']//"XML_LRM_TAG_RESOURCE"[@id='%s']/"XML_LRM_TAG_RSC_OP"[@id='%s']"
#define op_call_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']"
static void
delete_op_entry(lrm_state_t * lrm_state, lrmd_event_data_t * op, const char *rsc_id,
const char *key, int call_id)
{
xmlNode *xml_top = NULL;
if (op != NULL) {
xml_top = create_xml_node(NULL, XML_LRM_TAG_RSC_OP);
crm_xml_add_int(xml_top, XML_LRM_ATTR_CALLID, op->call_id);
crm_xml_add(xml_top, XML_ATTR_TRANSITION_KEY, op->user_data);
if (op->interval > 0) {
char *op_id = generate_op_key(op->rsc_id, op->op_type, op->interval);
/* Avoid deleting last_failure too (if it was a result of this recurring op failing) */
crm_xml_add(xml_top, XML_ATTR_ID, op_id);
free(op_id);
}
crm_debug("async: Sending delete op for %s_%s_%d (call=%d)",
op->rsc_id, op->op_type, op->interval, op->call_id);
fsa_cib_conn->cmds->delete(fsa_cib_conn, XML_CIB_TAG_STATUS, xml_top, cib_quorum_override);
} else if (rsc_id != NULL && key != NULL) {
int max = 0;
char *op_xpath = NULL;
if (call_id > 0) {
max =
strlen(op_call_template) + strlen(rsc_id) + strlen(lrm_state->node_name) +
strlen(key) + 10;
op_xpath = calloc(1, max);
snprintf(op_xpath, max, op_call_template, lrm_state->node_name, rsc_id, key, call_id);
} else {
max =
strlen(op_template) + strlen(rsc_id) + strlen(lrm_state->node_name) + strlen(key) +
1;
op_xpath = calloc(1, max);
snprintf(op_xpath, max, op_template, lrm_state->node_name, rsc_id, key);
}
crm_debug("sync: Sending delete op for %s (call=%d)", rsc_id, call_id);
fsa_cib_conn->cmds->delete(fsa_cib_conn, op_xpath, NULL, cib_quorum_override | cib_xpath);
free(op_xpath);
} else {
crm_err("Not enough information to delete op entry: rsc=%p key=%p", rsc_id, key);
return;
}
crm_log_xml_trace(xml_top, "op:cancel");
free_xml(xml_top);
}
void
lrm_clear_last_failure(const char *rsc_id, const char *node_name)
{
char *attr = NULL;
GHashTableIter iter;
GList *lrm_state_list = lrm_state_get_list();
GList *state_entry;
rsc_history_t *entry = NULL;
attr = generate_op_key(rsc_id, "last_failure", 0);
/* This clears last failure for every lrm state that has this rsc.*/
for (state_entry = lrm_state_list; state_entry != NULL; state_entry = state_entry->next) {
lrm_state_t *lrm_state = state_entry->data;
if (node_name != NULL) {
if (strcmp(node_name, lrm_state->node_name) != 0) {
/* filter by node_name if node_name is present */
continue;
}
}
delete_op_entry(lrm_state, NULL, rsc_id, attr, 0);
if (!lrm_state->resource_history) {
continue;
}
g_hash_table_iter_init(&iter, lrm_state->resource_history);
while (g_hash_table_iter_next(&iter, NULL, (void **)&entry)) {
if (crm_str_eq(rsc_id, entry->id, TRUE)) {
lrmd_free_event(entry->failed);
entry->failed = NULL;
}
}
}
free(attr);
g_list_free(lrm_state_list);
}
/* Returns: gboolean - cancellation is in progress */
static gboolean
cancel_op(lrm_state_t * lrm_state, const char *rsc_id, const char *key, int op, gboolean remove)
{
int rc = pcmk_ok;
char *local_key = NULL;
struct recurring_op_s *pending = NULL;
CRM_CHECK(op != 0, return FALSE);
CRM_CHECK(rsc_id != NULL, return FALSE);
if (key == NULL) {
local_key = make_stop_id(rsc_id, op);
key = local_key;
}
pending = g_hash_table_lookup(lrm_state->pending_ops, key);
if (pending) {
if (remove && pending->remove == FALSE) {
pending->remove = TRUE;
crm_debug("Scheduling %s for removal", key);
}
if (pending->cancelled) {
crm_debug("Operation %s already cancelled", key);
free(local_key);
return FALSE;
}
pending->cancelled = TRUE;
} else {
crm_info("No pending op found for %s", key);
free(local_key);
return FALSE;
}
crm_debug("Cancelling op %d for %s (%s)", op, rsc_id, key);
rc = lrm_state_cancel(lrm_state, pending->rsc_id, pending->op_type, pending->interval);
if (rc == pcmk_ok) {
crm_debug("Op %d for %s (%s): cancelled", op, rsc_id, key);
free(local_key);
return TRUE;
}
crm_debug("Op %d for %s (%s): Nothing to cancel", op, rsc_id, key);
/* The caller needs to make sure the entry is
* removed from the pending_ops list
*
* Usually by returning TRUE inside the worker function
* supplied to g_hash_table_foreach_remove()
*
* Not removing the entry from pending_ops will block
* the node from shutting down
*/
free(local_key);
return FALSE;
}
struct cancel_data {
gboolean done;
gboolean remove;
const char *key;
lrmd_rsc_info_t *rsc;
lrm_state_t *lrm_state;
};
static gboolean
cancel_action_by_key(gpointer key, gpointer value, gpointer user_data)
{
gboolean remove = FALSE;
struct cancel_data *data = user_data;
struct recurring_op_s *op = (struct recurring_op_s *)value;
if (crm_str_eq(op->op_key, data->key, TRUE)) {
data->done = TRUE;
remove = !cancel_op(data->lrm_state, data->rsc->id, key, op->call_id, data->remove);
}
return remove;
}
static gboolean
cancel_op_key(lrm_state_t * lrm_state, lrmd_rsc_info_t * rsc, const char *key, gboolean remove)
{
guint removed = 0;
struct cancel_data data;
CRM_CHECK(rsc != NULL, return FALSE);
CRM_CHECK(key != NULL, return FALSE);
data.key = key;
data.rsc = rsc;
data.done = FALSE;
data.remove = remove;
data.lrm_state = lrm_state;
removed = g_hash_table_foreach_remove(lrm_state->pending_ops, cancel_action_by_key, &data);
crm_trace("Removed %u op cache entries, new size: %u",
removed, g_hash_table_size(lrm_state->pending_ops));
return data.done;
}
static lrmd_rsc_info_t *
get_lrm_resource(lrm_state_t * lrm_state, xmlNode * resource, xmlNode * op_msg, gboolean do_create)
{
lrmd_rsc_info_t *rsc = NULL;
const char *id = ID(resource);
const char *type = crm_element_value(resource, XML_ATTR_TYPE);
const char *class = crm_element_value(resource, XML_AGENT_ATTR_CLASS);
const char *provider = crm_element_value(resource, XML_AGENT_ATTR_PROVIDER);
const char *long_id = crm_element_value(resource, XML_ATTR_ID_LONG);
crm_trace("Retrieving %s from the LRM.", id);
CRM_CHECK(id != NULL, return NULL);
rsc = lrm_state_get_rsc_info(lrm_state, id, 0);
if (!rsc && long_id) {
rsc = lrm_state_get_rsc_info(lrm_state, long_id, 0);
}
if (!rsc && do_create) {
CRM_CHECK(class != NULL, return NULL);
CRM_CHECK(type != NULL, return NULL);
crm_trace("Adding rsc %s before operation", id);
lrm_state_register_rsc(lrm_state, id, class, provider, type, lrmd_opt_drop_recurring);
rsc = lrm_state_get_rsc_info(lrm_state, id, 0);
if (!rsc) {
fsa_data_t *msg_data = NULL;
crm_err("Could not add resource %s to LRM %s", id, lrm_state->node_name);
/* only register this as a internal error if this involves the local
* lrmd. Otherwise we're likely dealing with an unresponsive remote-node
* which is not a FSA failure. */
if (lrm_state_is_local(lrm_state) == TRUE) {
register_fsa_error(C_FSA_INTERNAL, I_FAIL, NULL);
}
}
}
return rsc;
}
static void
delete_resource(lrm_state_t * lrm_state,
const char *id,
lrmd_rsc_info_t * rsc,
GHashTableIter * gIter,
const char *sys,
const char *host,
const char *user,
ha_msg_input_t * request,
gboolean unregister)
{
int rc = pcmk_ok;
crm_info("Removing resource %s for %s (%s) on %s", id, sys, user ? user : "internal", host);
if (rsc && unregister) {
rc = lrm_state_unregister_rsc(lrm_state, id, 0);
}
if (rc == pcmk_ok) {
crm_trace("Resource '%s' deleted", id);
} else if (rc == -EINPROGRESS) {
crm_info("Deletion of resource '%s' pending", id);
if (request) {
struct pending_deletion_op_s *op = NULL;
char *ref = crm_element_value_copy(request->msg, XML_ATTR_REFERENCE);
op = calloc(1, sizeof(struct pending_deletion_op_s));
op->rsc = strdup(rsc->id);
op->input = copy_ha_msg_input(request);
g_hash_table_insert(lrm_state->deletion_ops, ref, op);
}
return;
} else {
crm_warn("Deletion of resource '%s' for %s (%s) on %s failed: %d",
id, sys, user ? user : "internal", host, rc);
}
delete_rsc_entry(lrm_state, request, id, gIter, rc, user);
}
static int
get_fake_call_id(lrm_state_t *lrm_state, const char *rsc_id)
{
int call_id = 999999999;
rsc_history_t *entry = NULL;
if(lrm_state) {
entry = g_hash_table_lookup(lrm_state->resource_history, rsc_id);
}
/* Make sure the call id is greater than the last successful operation,
* otherwise the failure will not result in a possible recovery of the resource
* as it could appear the failure occurred before the successful start */
if (entry) {
call_id = entry->last_callid + 1;
}
if (call_id < 0) {
call_id = 1;
}
return call_id;
}
static void
force_reprobe(lrm_state_t *lrm_state, const char *from_sys, const char *from_host, const char *user_name, gboolean is_remote_node)
{
GHashTableIter gIter;
rsc_history_t *entry = NULL;
crm_info("clearing resource history on node %s", lrm_state->node_name);
g_hash_table_iter_init(&gIter, lrm_state->resource_history);
while (g_hash_table_iter_next(&gIter, NULL, (void **)&entry)) {
/* only unregister the resource during a reprobe if it is not a remote connection
* resource. otherwise unregistering the connection will terminate remote-node
* membership */
gboolean unregister = TRUE;
if (is_remote_lrmd_ra(NULL, NULL, entry->id)) {
lrm_state_t *remote_lrm_state = lrm_state_find(entry->id);
if (remote_lrm_state) {
/* when forcing a reprobe, make sure to clear remote node before
* clearing the remote node's connection resource */
force_reprobe(remote_lrm_state, from_sys, from_host, user_name, TRUE);
}
unregister = FALSE;
}
delete_resource(lrm_state, entry->id, &entry->rsc, &gIter, from_sys, from_host,
user_name, NULL, unregister);
}
/* Now delete the copy in the CIB */
erase_status_tag(lrm_state->node_name, XML_CIB_TAG_LRM, cib_scope_local);
/* And finally, _delete_ the value in attrd
* Setting it to FALSE results in the PE sending us back here again
*/
update_attrd(lrm_state->node_name, CRM_OP_PROBED, NULL, user_name, is_remote_node);
}
static void
synthesize_lrmd_failure(lrm_state_t *lrm_state, xmlNode *action, int rc)
{
lrmd_event_data_t *op = NULL;
const char *operation = crm_element_value(action, XML_LRM_ATTR_TASK);
const char *target_node = crm_element_value(action, XML_LRM_ATTR_TARGET);
xmlNode *xml_rsc = find_xml_node(action, XML_CIB_TAG_RESOURCE, TRUE);
if(xml_rsc == NULL) {
/* Do something else? driect_ack? */
crm_info("Skipping %s=%d on %s (%p): no resource",
crm_element_value(action, XML_LRM_ATTR_TASK_KEY), rc, target_node, lrm_state);
return;
}
op = construct_op(lrm_state, action, ID(xml_rsc), operation);
CRM_ASSERT(op != NULL);
op->call_id = get_fake_call_id(lrm_state, op->rsc_id);
if(safe_str_eq(operation, RSC_NOTIFY)) {
/* Notifications can't fail yet */
op->op_status = PCMK_LRM_OP_DONE;
op->rc = PCMK_OCF_OK;
} else {
op->op_status = PCMK_LRM_OP_ERROR;
op->rc = rc;
}
op->t_run = time(NULL);
op->t_rcchange = op->t_run;
crm_info("Faking result %d for %s_%s_%d on %s (%p)", op->rc, op->rsc_id, op->op_type, op->interval, target_node, lrm_state);
if(lrm_state) {
process_lrm_event(lrm_state, op, NULL);
} else {
lrmd_rsc_info_t rsc;
rsc.id = strdup(op->rsc_id);
rsc.type = crm_element_value_copy(xml_rsc, XML_ATTR_TYPE);
rsc.class = crm_element_value_copy(xml_rsc, XML_AGENT_ATTR_CLASS);
rsc.provider = crm_element_value_copy(xml_rsc, XML_AGENT_ATTR_PROVIDER);
do_update_resource(target_node, &rsc, op);
free(rsc.id);
free(rsc.type);
free(rsc.class);
free(rsc.provider);
}
lrmd_free_event(op);
}
/* A_LRM_INVOKE */
void
do_lrm_invoke(long long action,
enum crmd_fsa_cause cause,
enum crmd_fsa_state cur_state,
enum crmd_fsa_input current_input, fsa_data_t * msg_data)
{
gboolean create_rsc = TRUE;
lrm_state_t *lrm_state = NULL;
const char *crm_op = NULL;
const char *from_sys = NULL;
const char *from_host = NULL;
const char *operation = NULL;
ha_msg_input_t *input = fsa_typed_data(fsa_dt_ha_msg);
const char *user_name = NULL;
const char *target_node = NULL;
gboolean is_remote_node = FALSE;
gboolean crm_rsc_delete = FALSE;
if (input->xml != NULL) {
/* Remote node operations are routed here to their remote connections */
target_node = crm_element_value(input->xml, XML_LRM_ATTR_TARGET);
}
if (target_node == NULL) {
target_node = fsa_our_uname;
} else if (safe_str_neq(target_node, fsa_our_uname)) {
is_remote_node = TRUE;
}
lrm_state = lrm_state_find(target_node);
if (lrm_state == NULL && is_remote_node) {
crm_err("no lrmd connection for remote node %s found on cluster node %s. Can not process request.",
target_node, fsa_our_uname);
/* The action must be recorded here and in the CIB as failed */
synthesize_lrmd_failure(NULL, input->xml, PCMK_OCF_CONNECTION_DIED);
return;
}
CRM_ASSERT(lrm_state != NULL);
#if ENABLE_ACL
user_name = crm_acl_get_set_user(input->msg, F_CRM_USER, NULL);
crm_trace("LRM command from user '%s'", user_name);
#endif
crm_op = crm_element_value(input->msg, F_CRM_TASK);
from_sys = crm_element_value(input->msg, F_CRM_SYS_FROM);
if (safe_str_neq(from_sys, CRM_SYSTEM_TENGINE)) {
from_host = crm_element_value(input->msg, F_CRM_HOST_FROM);
}
crm_trace("LRM command from: %s", from_sys);
if (safe_str_eq(crm_op, CRM_OP_LRM_DELETE)) {
/* remember this delete op came from crm_resource */
crm_rsc_delete = TRUE;
operation = CRMD_ACTION_DELETE;
} else if (safe_str_eq(crm_op, CRM_OP_LRM_REFRESH)) {
operation = CRM_OP_LRM_REFRESH;
} else if (safe_str_eq(crm_op, CRM_OP_LRM_FAIL)) {
lrmd_event_data_t *op = NULL;
lrmd_rsc_info_t *rsc = NULL;
xmlNode *xml_rsc = find_xml_node(input->xml, XML_CIB_TAG_RESOURCE, TRUE);
CRM_CHECK(xml_rsc != NULL, return);
/* The lrmd can not fail a resource, it does not understand the
* concept of success or failure in relation to a resource, it simply
* executes operations and reports the results. We determine what a failure is.
* Becaues of this, if we want to fail a resource we have to fake what we
* understand a failure to look like.
*
* To do this we create a fake lrmd operation event for the resource
* we want to fail. We then pass that event to the lrmd client callback
* so it will be processed as if it actually came from the lrmd. */
op = construct_op(lrm_state, input->xml, ID(xml_rsc), "asyncmon");
CRM_ASSERT(op != NULL);
free((char *)op->user_data);
op->user_data = NULL;
op->call_id = get_fake_call_id(lrm_state, op->rsc_id);
op->interval = 0;
op->op_status = PCMK_LRM_OP_DONE;
op->rc = PCMK_OCF_UNKNOWN_ERROR;
op->t_run = time(NULL);
op->t_rcchange = op->t_run;
#if ENABLE_ACL
if (user_name && is_privileged(user_name) == FALSE) {
crm_err("%s does not have permission to fail %s", user_name, ID(xml_rsc));
send_direct_ack(from_host, from_sys, NULL, op, ID(xml_rsc));
lrmd_free_event(op);
return;
}
#endif
rsc = get_lrm_resource(lrm_state, xml_rsc, input->xml, create_rsc);
if (rsc) {
crm_info("Failing resource %s...", rsc->id);
process_lrm_event(lrm_state, op, NULL);
op->op_status = PCMK_LRM_OP_DONE;
op->rc = PCMK_OCF_OK;
lrmd_free_rsc_info(rsc);
} else {
crm_info("Cannot find/create resource in order to fail it...");
crm_log_xml_warn(input->msg, "bad input");
}
send_direct_ack(from_host, from_sys, NULL, op, ID(xml_rsc));
lrmd_free_event(op);
return;
} else if (input->xml != NULL) {
operation = crm_element_value(input->xml, XML_LRM_ATTR_TASK);
}
if (safe_str_eq(crm_op, CRM_OP_LRM_REFRESH)) {
int rc = pcmk_ok;
xmlNode *fragment = do_lrm_query_internal(lrm_state, TRUE);
fsa_cib_update(XML_CIB_TAG_STATUS, fragment, cib_quorum_override, rc, user_name);
crm_info("Forced a local LRM refresh: call=%d", rc);
if(strcmp(CRM_SYSTEM_CRMD, from_sys) != 0) {
xmlNode *reply = create_request(
CRM_OP_INVOKE_LRM, fragment,
from_host, from_sys, CRM_SYSTEM_LRMD, fsa_our_uuid);
crm_debug("ACK'ing refresh from %s (%s)", from_sys, from_host);
if (relay_message(reply, TRUE) == FALSE) {
crm_log_xml_err(reply, "Unable to route reply");
}
free_xml(reply);
}
free_xml(fragment);
} else if (safe_str_eq(crm_op, CRM_OP_LRM_QUERY)) {
xmlNode *data = do_lrm_query_internal(lrm_state, FALSE);
xmlNode *reply = create_reply(input->msg, data);
if (relay_message(reply, TRUE) == FALSE) {
crm_err("Unable to route reply");
crm_log_xml_err(reply, "reply");
}
free_xml(reply);
free_xml(data);
} else if (safe_str_eq(operation, CRM_OP_PROBED)) {
update_attrd(lrm_state->node_name, CRM_OP_PROBED, XML_BOOLEAN_TRUE, user_name, is_remote_node);
} else if (safe_str_eq(operation, CRM_OP_REPROBE) || safe_str_eq(crm_op, CRM_OP_REPROBE)) {
crm_notice("Forcing the status of all resources to be redetected");
force_reprobe(lrm_state, from_sys, from_host, user_name, is_remote_node);
if(strcmp(CRM_SYSTEM_TENGINE, from_sys) != 0
&& strcmp(CRM_SYSTEM_TENGINE, from_sys) != 0) {
xmlNode *reply = create_request(
CRM_OP_INVOKE_LRM, NULL,
from_host, from_sys, CRM_SYSTEM_LRMD, fsa_our_uuid);
crm_debug("ACK'ing re-probe from %s (%s)", from_sys, from_host);
if (relay_message(reply, TRUE) == FALSE) {
crm_log_xml_err(reply, "Unable to route reply");
}
free_xml(reply);
}
} else if (operation != NULL) {
lrmd_rsc_info_t *rsc = NULL;
xmlNode *params = NULL;
xmlNode *xml_rsc = find_xml_node(input->xml, XML_CIB_TAG_RESOURCE, TRUE);
CRM_CHECK(xml_rsc != NULL, return);
/* only the first 16 chars are used by the LRM */
params = find_xml_node(input->xml, XML_TAG_ATTRS, TRUE);
if (safe_str_eq(operation, CRMD_ACTION_DELETE)) {
create_rsc = FALSE;
}
if(lrm_state_is_connected(lrm_state) == FALSE) {
synthesize_lrmd_failure(lrm_state, input->xml, PCMK_OCF_CONNECTION_DIED);
return;
}
rsc = get_lrm_resource(lrm_state, xml_rsc, input->xml, create_rsc);
if (rsc == NULL && create_rsc) {
crm_err("Invalid resource definition for %s", ID(xml_rsc));
crm_log_xml_warn(input->msg, "bad input");
/* if the operation couldn't complete because we can't register
* the resource, return a generic error */
synthesize_lrmd_failure(lrm_state, input->xml, PCMK_OCF_NOT_CONFIGURED);
} else if (rsc == NULL) {
lrmd_event_data_t *op = NULL;
crm_notice("Not creating resource for a %s event: %s", operation, ID(input->xml));
delete_rsc_entry(lrm_state, input, ID(xml_rsc), NULL, pcmk_ok, user_name);
op = construct_op(lrm_state, input->xml, ID(xml_rsc), operation);
/* Deleting something that does not exist is a success */
op->op_status = PCMK_LRM_OP_DONE;
op->rc = PCMK_OCF_OK;
CRM_ASSERT(op != NULL);
send_direct_ack(from_host, from_sys, NULL, op, ID(xml_rsc));
lrmd_free_event(op);
} else if (safe_str_eq(operation, CRMD_ACTION_CANCEL)) {
char *op_key = NULL;
char *meta_key = NULL;
int call = 0;
const char *call_id = NULL;
const char *op_task = NULL;
const char *op_interval = NULL;
gboolean in_progress = FALSE;
CRM_CHECK(params != NULL, crm_log_xml_warn(input->xml, "Bad command");
return);
meta_key = crm_meta_name(XML_LRM_ATTR_INTERVAL);
op_interval = crm_element_value(params, meta_key);
free(meta_key);
meta_key = crm_meta_name(XML_LRM_ATTR_TASK);
op_task = crm_element_value(params, meta_key);
free(meta_key);
meta_key = crm_meta_name(XML_LRM_ATTR_CALLID);
call_id = crm_element_value(params, meta_key);
free(meta_key);
CRM_CHECK(op_task != NULL, crm_log_xml_warn(input->xml, "Bad command");
return);
CRM_CHECK(op_interval != NULL, crm_log_xml_warn(input->xml, "Bad command");
return);
op_key = generate_op_key(rsc->id, op_task, crm_parse_int(op_interval, "0"));
crm_debug("PE requested op %s (call=%s) be cancelled",
op_key, call_id ? call_id : "NA");
call = crm_parse_int(call_id, "0");
if (call == 0) {
/* the normal case when the PE cancels a recurring op */
in_progress = cancel_op_key(lrm_state, rsc, op_key, TRUE);
} else {
/* the normal case when the PE cancels an orphan op */
in_progress = cancel_op(lrm_state, rsc->id, NULL, call, TRUE);
}
if (in_progress == FALSE) {
lrmd_event_data_t *op = construct_op(lrm_state, input->xml, rsc->id, op_task);
crm_info("Nothing known about operation %d for %s", call, op_key);
delete_op_entry(lrm_state, NULL, rsc->id, op_key, call);
CRM_ASSERT(op != NULL);
op->rc = PCMK_OCF_OK;
op->op_status = PCMK_LRM_OP_DONE;
send_direct_ack(from_host, from_sys, rsc, op, rsc->id);
lrmd_free_event(op);
/* needed?? surely not otherwise the cancel_op_(_key) wouldn't
* have failed in the first place
*/
g_hash_table_remove(lrm_state->pending_ops, op_key);
}
free(op_key);
} else if (rsc != NULL && safe_str_eq(operation, CRMD_ACTION_DELETE)) {
gboolean unregister = TRUE;
#if ENABLE_ACL
int cib_rc = delete_rsc_status(lrm_state, rsc->id, cib_dryrun | cib_sync_call, user_name);
if (cib_rc != pcmk_ok) {
lrmd_event_data_t *op = NULL;
crm_err
("Attempted deletion of resource status '%s' from CIB for %s (user=%s) on %s failed: (rc=%d) %s",
rsc->id, from_sys, user_name ? user_name : "unknown", from_host, cib_rc,
pcmk_strerror(cib_rc));
op = construct_op(lrm_state, input->xml, rsc->id, operation);
op->op_status = PCMK_LRM_OP_ERROR;
if (cib_rc == -EACCES) {
op->rc = PCMK_OCF_INSUFFICIENT_PRIV;
} else {
op->rc = PCMK_OCF_UNKNOWN_ERROR;
}
send_direct_ack(from_host, from_sys, NULL, op, rsc->id);
lrmd_free_event(op);
return;
}
#endif
if (crm_rsc_delete == TRUE && is_remote_lrmd_ra(NULL, NULL, rsc->id)) {
unregister = FALSE;
}
delete_resource(lrm_state, rsc->id, rsc, NULL, from_sys, from_host, user_name, input, unregister);
} else if (rsc != NULL) {
do_lrm_rsc_op(lrm_state, rsc, operation, input->xml, input->msg);
}
lrmd_free_rsc_info(rsc);
} else {
crm_err("Operation was neither a lrm_query, nor a rsc op. %s", crm_str(crm_op));
register_fsa_error(C_FSA_INTERNAL, I_ERROR, NULL);
}
}
static lrmd_event_data_t *
construct_op(lrm_state_t * lrm_state, xmlNode * rsc_op, const char *rsc_id, const char *operation)
{
lrmd_event_data_t *op = NULL;
const char *op_delay = NULL;
const char *op_timeout = NULL;
const char *op_interval = NULL;
GHashTable *params = NULL;
const char *transition = NULL;
CRM_ASSERT(rsc_id != NULL);
op = calloc(1, sizeof(lrmd_event_data_t));
op->type = lrmd_event_exec_complete;
op->op_type = strdup(operation);
op->op_status = PCMK_LRM_OP_PENDING;
op->rc = -1;
op->rsc_id = strdup(rsc_id);
op->interval = 0;
op->timeout = 0;
op->start_delay = 0;
if (rsc_op == NULL) {
CRM_LOG_ASSERT(safe_str_eq(CRMD_ACTION_STOP, operation));
op->user_data = NULL;
/* the stop_all_resources() case
* by definition there is no DC (or they'd be shutting
* us down).
* So we should put our version here.
*/
op->params = g_hash_table_new_full(crm_str_hash, g_str_equal,
g_hash_destroy_str, g_hash_destroy_str);
g_hash_table_insert(op->params, strdup(XML_ATTR_CRM_VERSION), strdup(CRM_FEATURE_SET));
crm_trace("Constructed %s op for %s", operation, rsc_id);
return op;
}
params = xml2list(rsc_op);
g_hash_table_remove(params, CRM_META "_op_target_rc");
op_delay = crm_meta_value(params, XML_OP_ATTR_START_DELAY);
op_timeout = crm_meta_value(params, XML_ATTR_TIMEOUT);
op_interval = crm_meta_value(params, XML_LRM_ATTR_INTERVAL);
op->interval = crm_parse_int(op_interval, "0");
op->timeout = crm_parse_int(op_timeout, "0");
op->start_delay = crm_parse_int(op_delay, "0");
if (safe_str_neq(operation, RSC_STOP)) {
op->params = params;
} else {
rsc_history_t *entry = g_hash_table_lookup(lrm_state->resource_history, rsc_id);
/* If we do not have stop parameters cached, use
* whatever we are given */
if (!entry || !entry->stop_params) {
op->params = params;
} else {
/* Copy the cached parameter list so that we stop the resource
* with the old attributes, not the new ones */
op->params = g_hash_table_new_full(crm_str_hash, g_str_equal,
g_hash_destroy_str, g_hash_destroy_str);
g_hash_table_foreach(params, copy_meta_keys, op->params);
g_hash_table_foreach(entry->stop_params, copy_instance_keys, op->params);
g_hash_table_destroy(params);
params = NULL;
}
}
/* sanity */
if (op->interval < 0) {
op->interval = 0;
}
if (op->timeout <= 0) {
op->timeout = op->interval;
}
if (op->start_delay < 0) {
op->start_delay = 0;
}
transition = crm_element_value(rsc_op, XML_ATTR_TRANSITION_KEY);
CRM_CHECK(transition != NULL, return op);
op->user_data = strdup(transition);
if (op->interval != 0) {
if (safe_str_eq(operation, CRMD_ACTION_START)
|| safe_str_eq(operation, CRMD_ACTION_STOP)) {
crm_err("Start and Stop actions cannot have an interval: %d", op->interval);
op->interval = 0;
}
}
crm_trace("Constructed %s op for %s: interval=%d", operation, rsc_id, op->interval);
return op;
}
void
send_direct_ack(const char *to_host, const char *to_sys,
lrmd_rsc_info_t * rsc, lrmd_event_data_t * op, const char *rsc_id)
{
xmlNode *reply = NULL;
xmlNode *update, *iter;
crm_node_t *peer = NULL;
CRM_CHECK(op != NULL, return);
if (op->rsc_id == NULL) {
CRM_ASSERT(rsc_id != NULL);
op->rsc_id = strdup(rsc_id);
}
if (to_sys == NULL) {
to_sys = CRM_SYSTEM_TENGINE;
}
peer = crm_get_peer(0, fsa_our_uname);
update = do_update_node_cib(peer, node_update_none, NULL, __FUNCTION__);
iter = create_xml_node(update, XML_CIB_TAG_LRM);
crm_xml_add(iter, XML_ATTR_ID, fsa_our_uuid);
iter = create_xml_node(iter, XML_LRM_TAG_RESOURCES);
iter = create_xml_node(iter, XML_LRM_TAG_RESOURCE);
crm_xml_add(iter, XML_ATTR_ID, op->rsc_id);
build_operation_update(iter, rsc, op, __FUNCTION__);
reply = create_request(CRM_OP_INVOKE_LRM, update, to_host, to_sys, CRM_SYSTEM_LRMD, NULL);
crm_log_xml_trace(update, "ACK Update");
crm_debug("ACK'ing resource op %s_%s_%d from %s: %s",
op->rsc_id, op->op_type, op->interval, op->user_data,
crm_element_value(reply, XML_ATTR_REFERENCE));
if (relay_message(reply, TRUE) == FALSE) {
crm_log_xml_err(reply, "Unable to route reply");
}
free_xml(update);
free_xml(reply);
}
gboolean
verify_stopped(enum crmd_fsa_state cur_state, int log_level)
{
gboolean res = TRUE;
GList *lrm_state_list = lrm_state_get_list();
GList *state_entry;
for (state_entry = lrm_state_list; state_entry != NULL; state_entry = state_entry->next) {
lrm_state_t *lrm_state = state_entry->data;
if (!lrm_state_verify_stopped(lrm_state, cur_state, log_level)) {
/* keep iterating through all even when false is returned */
res = FALSE;
}
}
set_bit(fsa_input_register, R_SENT_RSC_STOP);
g_list_free(lrm_state_list); lrm_state_list = NULL;
return res;
}
struct stop_recurring_action_s {
lrmd_rsc_info_t *rsc;
lrm_state_t *lrm_state;
};
static gboolean
stop_recurring_action_by_rsc(gpointer key, gpointer value, gpointer user_data)
{
gboolean remove = FALSE;
struct stop_recurring_action_s *event = user_data;
struct recurring_op_s *op = (struct recurring_op_s *)value;
if (op->interval != 0 && crm_str_eq(op->rsc_id, event->rsc->id, TRUE)) {
crm_debug("Cancelling op %d for %s (%s)", op->call_id, op->rsc_id, key);
remove = !cancel_op(event->lrm_state, event->rsc->id, key, op->call_id, FALSE);
}
return remove;
}
static gboolean
stop_recurring_actions(gpointer key, gpointer value, gpointer user_data)
{
gboolean remove = FALSE;
lrm_state_t *lrm_state = user_data;
struct recurring_op_s *op = (struct recurring_op_s *)value;
if (op->interval != 0) {
crm_info("Cancelling op %d for %s (%s)", op->call_id, op->rsc_id, key);
remove = !cancel_op(lrm_state, op->rsc_id, key, op->call_id, FALSE);
}
return remove;
}
static void
do_lrm_rsc_op(lrm_state_t * lrm_state, lrmd_rsc_info_t * rsc, const char *operation, xmlNode * msg,
xmlNode * request)
{
int call_id = 0;
char *op_id = NULL;
lrmd_event_data_t *op = NULL;
lrmd_key_value_t *params = NULL;
fsa_data_t *msg_data = NULL;
const char *transition = NULL;
gboolean stop_recurring = FALSE;
CRM_CHECK(rsc != NULL, return);
CRM_CHECK(operation != NULL, return);
if (msg != NULL) {
transition = crm_element_value(msg, XML_ATTR_TRANSITION_KEY);
if (transition == NULL) {
crm_log_xml_err(msg, "Missing transition number");
}
}
op = construct_op(lrm_state, msg, rsc->id, operation);
CRM_CHECK(op != NULL, return);
if (is_remote_lrmd_ra(NULL, NULL, rsc->id)
&& op->interval == 0
&& strcmp(operation, CRMD_ACTION_MIGRATE) == 0) {
/* pcmk remote connections are a special use case.
* We never ever want to stop monitoring a connection resource until
* the entire migration has completed. If the connection is ever unexpected
* severed, even during a migration, this is an event we must detect.*/
stop_recurring = FALSE;
} else if (op->interval == 0
&& strcmp(operation, CRMD_ACTION_STATUS) != 0
&& strcmp(operation, CRMD_ACTION_NOTIFY) != 0) {
/* stop any previous monitor operations before changing the resource state */
stop_recurring = TRUE;
}
if (stop_recurring == TRUE) {
guint removed = 0;
struct stop_recurring_action_s data;
data.rsc = rsc;
data.lrm_state = lrm_state;
removed = g_hash_table_foreach_remove(
lrm_state->pending_ops, stop_recurring_action_by_rsc, &data);
crm_debug("Stopped %u recurring operations in preparation for %s_%s_%d",
removed, rsc->id, operation, op->interval);
}
/* now do the op */
crm_info("Performing key=%s op=%s_%s_%d", transition, rsc->id, operation, op->interval);
if (fsa_state != S_NOT_DC && fsa_state != S_POLICY_ENGINE && fsa_state != S_TRANSITION_ENGINE) {
if (safe_str_neq(operation, "fail")
&& safe_str_neq(operation, CRMD_ACTION_STOP)) {
crm_info("Discarding attempt to perform action %s on %s in state %s",
operation, rsc->id, fsa_state2string(fsa_state));
op->rc = CRM_DIRECT_NACK_RC;
op->op_status = PCMK_LRM_OP_ERROR;
send_direct_ack(NULL, NULL, rsc, op, rsc->id);
lrmd_free_event(op);
free(op_id);
return;
}
}
op_id = generate_op_key(rsc->id, op->op_type, op->interval);
if (op->interval > 0) {
/* cancel it so we can then restart it without conflict */
cancel_op_key(lrm_state, rsc, op_id, FALSE);
}
if (op->params) {
char *key = NULL;
char *value = NULL;
GHashTableIter iter;
g_hash_table_iter_init(&iter, op->params);
while (g_hash_table_iter_next(&iter, (gpointer *) & key, (gpointer *) & value)) {
params = lrmd_key_value_add(params, key, value);
}
}
call_id = lrm_state_exec(lrm_state,
rsc->id,
op->op_type,
op->user_data, op->interval, op->timeout, op->start_delay, params);
if (call_id <= 0 && lrm_state_is_local(lrm_state)) {
crm_err("Operation %s on %s failed: %d", operation, rsc->id, call_id);
register_fsa_error(C_FSA_INTERNAL, I_FAIL, NULL);
} else if (call_id <= 0) {
crm_err("Operation %s on resource %s failed to execute on remote node %s: %d", operation, rsc->id, lrm_state->node_name, call_id);
op->call_id = get_fake_call_id(lrm_state, rsc->id);
op->op_status = PCMK_LRM_OP_DONE;
op->rc = PCMK_OCF_UNKNOWN_ERROR;
op->t_run = time(NULL);
op->t_rcchange = op->t_run;
process_lrm_event(lrm_state, op, NULL);
} else {
/* record all operations so we can wait
* for them to complete during shutdown
*/
char *call_id_s = make_stop_id(rsc->id, call_id);
struct recurring_op_s *pending = NULL;
pending = calloc(1, sizeof(struct recurring_op_s));
crm_trace("Recording pending op: %d - %s %s", call_id, op_id, call_id_s);
pending->call_id = call_id;
pending->interval = op->interval;
pending->op_type = strdup(operation);
pending->op_key = strdup(op_id);
pending->rsc_id = strdup(rsc->id);
pending->start_time = time(NULL);
pending->user_data = strdup(op->user_data);
g_hash_table_replace(lrm_state->pending_ops, call_id_s, pending);
if (op->interval > 0 && op->start_delay > START_DELAY_THRESHOLD) {
char *uuid = NULL;
int dummy = 0, target_rc = 0;
crm_info("Faking confirmation of %s: execution postponed for over 5 minutes", op_id);
decode_transition_key(op->user_data, &uuid, &dummy, &dummy, &target_rc);
free(uuid);
op->rc = target_rc;
op->op_status = PCMK_LRM_OP_DONE;
send_direct_ack(NULL, NULL, rsc, op, rsc->id);
}
pending->params = op->params;
op->params = NULL;
}
free(op_id);
lrmd_free_event(op);
return;
}
int last_resource_update = 0;
static void
cib_rsc_callback(xmlNode * msg, int call_id, int rc, xmlNode * output, void *user_data)
{
switch (rc) {
case pcmk_ok:
case -pcmk_err_diff_failed:
case -pcmk_err_diff_resync:
crm_trace("Resource update %d complete: rc=%d", call_id, rc);
break;
default:
crm_warn("Resource update %d failed: (rc=%d) %s", call_id, rc, pcmk_strerror(rc));
}
if (call_id == last_resource_update) {
last_resource_update = 0;
trigger_fsa(fsa_source);
}
}
static void
remote_node_init_status(const char *node_name, int call_opt)
{
int call_id = 0;
xmlNode *update = create_xml_node(NULL, XML_CIB_TAG_STATUS);
xmlNode *state;
state = simple_remote_node_status(node_name, update,__FUNCTION__);
crm_xml_add(state, XML_NODE_IS_FENCED, "0");
fsa_cib_update(XML_CIB_TAG_STATUS, update, call_opt, call_id, NULL);
if (call_id != pcmk_ok) {
crm_debug("Failed to init status section for remote-node %s", node_name);
}
free_xml(update);
}
static void
remote_node_clear_status(const char *node_name, int call_opt)
{
if (node_name == NULL) {
return;
}
remote_node_init_status(node_name, call_opt);
erase_status_tag(node_name, XML_CIB_TAG_LRM, call_opt);
erase_status_tag(node_name, XML_TAG_TRANSIENT_NODEATTRS, call_opt);
}
static int
do_update_resource(const char *node_name, lrmd_rsc_info_t * rsc, lrmd_event_data_t * op)
{
/*
<status>
<nodes_status id=uname>
<lrm>
<lrm_resources>
<lrm_resource id=...>
</...>
*/
int rc = pcmk_ok;
xmlNode *update, *iter = NULL;
int call_opt = cib_quorum_override;
const char *uuid = NULL;
CRM_CHECK(op != NULL, return 0);
if (fsa_state == S_ELECTION || fsa_state == S_PENDING) {
crm_info("Sending update to local CIB in state: %s", fsa_state2string(fsa_state));
call_opt |= cib_scope_local;
}
iter = create_xml_node(iter, XML_CIB_TAG_STATUS);
update = iter;
iter = create_xml_node(iter, XML_CIB_TAG_STATE);
if (safe_str_eq(node_name, fsa_our_uname)) {
uuid = fsa_our_uuid;
} else {
/* remote nodes uuid and uname are equal */
uuid = node_name;
crm_xml_add(iter, XML_NODE_IS_REMOTE, "true");
}
CRM_LOG_ASSERT(uuid != NULL);
if(uuid == NULL) {
rc = -EINVAL;
goto done;
}
crm_xml_add(iter, XML_ATTR_UUID, uuid);
crm_xml_add(iter, XML_ATTR_UNAME, node_name);
crm_xml_add(iter, XML_ATTR_ORIGIN, __FUNCTION__);
iter = create_xml_node(iter, XML_CIB_TAG_LRM);
crm_xml_add(iter, XML_ATTR_ID, uuid);
iter = create_xml_node(iter, XML_LRM_TAG_RESOURCES);
iter = create_xml_node(iter, XML_LRM_TAG_RESOURCE);
crm_xml_add(iter, XML_ATTR_ID, op->rsc_id);
build_operation_update(iter, rsc, op, __FUNCTION__);
if (rsc) {
const char *container = NULL;
crm_xml_add(iter, XML_ATTR_TYPE, rsc->type);
crm_xml_add(iter, XML_AGENT_ATTR_CLASS, rsc->class);
crm_xml_add(iter, XML_AGENT_ATTR_PROVIDER, rsc->provider);
if (op->params) {
container = g_hash_table_lookup(op->params, CRM_META"_"XML_RSC_ATTR_CONTAINER);
}
if (container) {
crm_trace("Resource %s is a part of container resource %s", op->rsc_id, container);
crm_xml_add(iter, XML_RSC_ATTR_CONTAINER, container);
}
CRM_CHECK(rsc->type != NULL, crm_err("Resource %s has no value for type", op->rsc_id));
CRM_CHECK(rsc->class != NULL, crm_err("Resource %s has no value for class", op->rsc_id));
/* check to see if we need to initialize remote-node related status sections */
if (safe_str_eq(op->op_type, "start") && op->rc == 0 && op->op_status == PCMK_LRM_OP_DONE) {
const char *remote_node = g_hash_table_lookup(op->params, CRM_META"_remote_node");
if (remote_node) {
/* A container for a remote-node has started, initalize remote-node's status */
crm_info("Initalizing lrm status for container remote-node %s. Container successfully started.", remote_node);
remote_node_clear_status(remote_node, call_opt);
} else if (container == FALSE && safe_str_eq(rsc->type, "remote") && safe_str_eq(rsc->provider, "pacemaker")) {
/* baremetal remote node connection resource has started, initalize remote-node's status */
crm_info("Initializing lrm status for baremetal remote-node %s", rsc->id);
remote_node_clear_status(rsc->id, call_opt);
}
}
} else {
crm_warn("Resource %s no longer exists in the lrmd", op->rsc_id);
send_direct_ack(NULL, NULL, rsc, op, op->rsc_id);
goto cleanup;
}
crm_log_xml_trace(update, __FUNCTION__);
/* make it an asyncronous call and be done with it
*
* Best case:
* the resource state will be discovered during
* the next signup or election.
*
* Bad case:
* we are shutting down and there is no DC at the time,
* but then why were we shutting down then anyway?
* (probably because of an internal error)
*
* Worst case:
* we get shot for having resources "running" when the really weren't
*
* the alternative however means blocking here for too long, which
* isnt acceptable
*/
fsa_cib_update(XML_CIB_TAG_STATUS, update, call_opt, rc, NULL);
if (rc > 0) {
last_resource_update = rc;
}
done:
/* the return code is a call number, not an error code */
crm_trace("Sent resource state update message: %d for %s=%d on %s", rc,
op->op_type, op->interval, op->rsc_id);
fsa_register_cib_callback(rc, FALSE, NULL, cib_rsc_callback);
cleanup:
free_xml(update);
return rc;
}
void
do_lrm_event(long long action,
enum crmd_fsa_cause cause,
enum crmd_fsa_state cur_state, enum crmd_fsa_input cur_input, fsa_data_t * msg_data)
{
CRM_CHECK(FALSE, return);
}
gboolean
process_lrm_event(lrm_state_t * lrm_state, lrmd_event_data_t * op, struct recurring_op_s *pending)
{
char *op_id = NULL;
char *op_key = NULL;
int update_id = 0;
gboolean remove = FALSE;
gboolean removed = FALSE;
lrmd_rsc_info_t *rsc = NULL;
CRM_CHECK(op != NULL, return FALSE);
CRM_CHECK(op->rsc_id != NULL, return FALSE);
op_id = make_stop_id(op->rsc_id, op->call_id);
op_key = generate_op_key(op->rsc_id, op->op_type, op->interval);
rsc = lrm_state_get_rsc_info(lrm_state, op->rsc_id, 0);
if(pending == NULL) {
remove = TRUE;
pending = g_hash_table_lookup(lrm_state->pending_ops, op_id);
}
if (op->op_status == PCMK_LRM_OP_ERROR) {
switch(op->rc) {
case PCMK_OCF_NOT_RUNNING:
case PCMK_OCF_RUNNING_MASTER:
case PCMK_OCF_DEGRADED:
case PCMK_OCF_DEGRADED_MASTER:
/* Leave it up to the TE/PE to decide if this is an error */
op->op_status = PCMK_LRM_OP_DONE;
break;
default:
/* Nothing to do */
break;
}
}
if (op->op_status != PCMK_LRM_OP_CANCELLED) {
if (safe_str_eq(op->op_type, RSC_NOTIFY)) {
/* Keep notify ops out of the CIB */
send_direct_ack(NULL, NULL, NULL, op, op->rsc_id);
} else {
update_id = do_update_resource(lrm_state->node_name, rsc, op);
}
} else if (op->interval == 0) {
/* This will occur when "crm resource cleanup" is called while actions are in-flight */
crm_err("Op %s (call=%d): Cancelled", op_key, op->call_id);
send_direct_ack(NULL, NULL, NULL, op, op->rsc_id);
} else if (pending == NULL) {
/* We don't need to do anything for cancelled ops
* that are not in our pending op list. There are no
* transition actions waiting on these operations. */
} else if (op->user_data == NULL) {
/* At this point we have a pending entry, but no transition
* key present in the user_data field. report this */
crm_err("Op %s (call=%d): No user data", op_key, op->call_id);
} else if (pending->remove) {
/* The tengine canceled this op, we have been waiting for the cancel to finish. */
delete_op_entry(lrm_state, op, op->rsc_id, op_key, op->call_id);
} else if (pending && op->rsc_deleted) {
/* The tengine initiated this op, but it was cancelled outside of the
* tengine's control during a resource cleanup/re-probe request. The tengine
* must be alerted that this operation completed, otherwise the tengine
* will continue waiting for this update to occur until it is timed out.
* We don't want this update going to the cib though, so use a direct ack. */
crm_trace("Op %s (call=%d): cancelled due to rsc deletion", op_key, op->call_id);
send_direct_ack(NULL, NULL, NULL, op, op->rsc_id);
} else {
/* Before a stop is called, no need to direct ack */
crm_trace("Op %s (call=%d): no delete event required", op_key, op->call_id);
}
if(remove == FALSE) {
/* The caller will do this afterwards, but keep the logging consistent */
removed = TRUE;
} else if ((op->interval == 0) && g_hash_table_remove(lrm_state->pending_ops, op_id)) {
removed = TRUE;
crm_trace("Op %s (call=%d, stop-id=%s, remaining=%u): Confirmed",
op_key, op->call_id, op_id, g_hash_table_size(lrm_state->pending_ops));
} else if(op->interval != 0 && op->op_status == PCMK_LRM_OP_CANCELLED) {
removed = TRUE;
g_hash_table_remove(lrm_state->pending_ops, op_id);
}
switch (op->op_status) {
case PCMK_LRM_OP_CANCELLED:
crm_info("Operation %s: %s (node=%s, call=%d, confirmed=%s)",
op_key, services_lrm_status_str(op->op_status), lrm_state->node_name,
op->call_id, removed ? "true" : "false");
break;
case PCMK_LRM_OP_DONE:
- crm_notice("Operation %s: %s (node=%s, call=%d, rc=%d, cib-update=%d, confirmed=%s)",
+ do_crm_log(op->interval?LOG_INFO:LOG_NOTICE,
+ "Operation %s: %s (node=%s, call=%d, rc=%d, cib-update=%d, confirmed=%s)",
op_key, services_ocf_exitcode_str(op->rc), lrm_state->node_name,
op->call_id, op->rc, update_id, removed ? "true" : "false");
break;
case PCMK_LRM_OP_TIMEOUT:
crm_err("Operation %s: %s (node=%s, call=%d, timeout=%dms)",
op_key, services_lrm_status_str(op->op_status), lrm_state->node_name, op->call_id, op->timeout);
break;
default:
crm_err("Operation %s (node=%s, call=%d, status=%d, cib-update=%d, confirmed=%s) %s",
op_key, lrm_state->node_name, op->call_id, op->op_status, update_id, removed ? "true" : "false",
services_lrm_status_str(op->op_status));
}
if (op->output) {
char *prefix =
crm_strdup_printf("%s-%s_%s_%d:%d", lrm_state->node_name, op->rsc_id, op->op_type, op->interval, op->call_id);
if (op->rc) {
crm_log_output(LOG_NOTICE, prefix, op->output);
} else {
crm_log_output(LOG_DEBUG, prefix, op->output);
}
free(prefix);
}
if (op->rsc_deleted) {
crm_info("Deletion of resource '%s' complete after %s", op->rsc_id, op_key);
delete_rsc_entry(lrm_state, NULL, op->rsc_id, NULL, pcmk_ok, NULL);
}
/* If a shutdown was escalated while operations were pending,
* then the FSA will be stalled right now... allow it to continue
*/
mainloop_set_trigger(fsa_source);
update_history_cache(lrm_state, rsc, op);
lrmd_free_rsc_info(rsc);
free(op_key);
free(op_id);
return TRUE;
}
diff --git a/crmd/te_events.c b/crmd/te_events.c
index 3983f79c69..db780dd59c 100644
--- a/crmd/te_events.c
+++ b/crmd/te_events.c
@@ -1,630 +1,630 @@
/*
* 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 <tengine.h>
#include <crmd_fsa.h>
char *failed_stop_offset = NULL;
char *failed_start_offset = NULL;
gboolean
fail_incompletable_actions(crm_graph_t * graph, const char *down_node)
{
const char *target_uuid = NULL;
const char *router = NULL;
const char *router_uuid = NULL;
xmlNode *last_action = NULL;
GListPtr gIter = NULL;
GListPtr gIter2 = NULL;
if (graph == NULL || graph->complete) {
return FALSE;
}
gIter = graph->synapses;
for (; gIter != NULL; gIter = gIter->next) {
synapse_t *synapse = (synapse_t *) gIter->data;
if (synapse->confirmed || synapse->failed) {
/* We've already been here */
continue;
}
gIter2 = synapse->actions;
for (; gIter2 != NULL; gIter2 = gIter2->next) {
crm_action_t *action = (crm_action_t *) gIter2->data;
if (action->type == action_type_pseudo || action->confirmed) {
continue;
} else if (action->type == action_type_crm) {
const char *task = crm_element_value(action->xml, XML_LRM_ATTR_TASK);
if (safe_str_eq(task, CRM_OP_FENCE)) {
continue;
}
}
target_uuid = crm_element_value(action->xml, XML_LRM_ATTR_TARGET_UUID);
router = crm_element_value(action->xml, XML_LRM_ATTR_ROUTER_NODE);
if (router) {
crm_node_t *node = crm_get_peer(0, router);
if (node) {
router_uuid = node->uuid;
}
}
if (safe_str_eq(target_uuid, down_node) || safe_str_eq(router_uuid, down_node)) {
action->failed = TRUE;
synapse->failed = TRUE;
last_action = action->xml;
stop_te_timer(action->timer);
update_graph(graph, action);
if (synapse->executed) {
crm_notice("Action %d (%s) was pending on %s (offline)",
action->id, crm_element_value(action->xml, XML_LRM_ATTR_TASK_KEY), down_node);
} else {
crm_info("Action %d (%s) is scheduled for %s (offline)",
action->id, crm_element_value(action->xml, XML_LRM_ATTR_TASK_KEY), down_node);
}
}
}
}
if (last_action != NULL) {
crm_info("Node %s shutdown resulted in un-runnable actions", down_node);
abort_transition(INFINITY, tg_restart, "Node failure", last_action);
return TRUE;
}
return FALSE;
}
/*!
* \internal
* \brief Update failure-related node attributes if warranted
*
* \param[in] event XML describing operation that (maybe) failed
* \param[in] event_node_uuid Node that event occurred on
* \param[in] rc Actual operation return code
* \param[in] target_rc Expected operation return code
* \param[in] do_update If TRUE, do update regardless of operation type
* \param[in] ignore_failures If TRUE, update last failure but not fail count
*
* \return TRUE if this was not a direct nack, success or lrm status refresh
*/
static gboolean
update_failcount(xmlNode * event, const char *event_node_uuid, int rc,
int target_rc, gboolean do_update, gboolean ignore_failures)
{
int interval = 0;
char *task = NULL;
char *rsc_id = NULL;
const char *value = NULL;
const char *id = crm_element_value(event, XML_LRM_ATTR_TASK_KEY);
const char *on_uname = crm_peer_uname(event_node_uuid);
const char *origin = crm_element_value(event, XML_ATTR_ORIGIN);
/* Nothing needs to be done for success, lrm status refresh,
* or direct nack (internal code for "busy, try again")
*/
if ((rc == CRM_DIRECT_NACK_RC) || (rc == target_rc)) {
return FALSE;
} else if (safe_str_eq(origin, "build_active_RAs")) {
crm_debug("No update for %s (rc=%d) on %s: Old failure from lrm status refresh",
id, rc, on_uname);
return FALSE;
}
/* Sanity check */
CRM_CHECK(on_uname != NULL, return TRUE);
CRM_CHECK(parse_op_key(id, &rsc_id, &task, &interval),
crm_err("Couldn't parse: %s", ID(event)); goto bail);
CRM_CHECK(task != NULL, goto bail);
CRM_CHECK(rsc_id != NULL, goto bail);
/* Decide whether update is necessary and what value to use */
if ((interval > 0) || safe_str_eq(task, CRMD_ACTION_PROMOTE)
|| safe_str_eq(task, CRMD_ACTION_DEMOTE)) {
do_update = TRUE;
} else if (safe_str_eq(task, CRMD_ACTION_START)) {
do_update = TRUE;
if (failed_start_offset == NULL) {
failed_start_offset = strdup(INFINITY_S);
}
value = failed_start_offset;
} else if (safe_str_eq(task, CRMD_ACTION_STOP)) {
do_update = TRUE;
if (failed_stop_offset == NULL) {
failed_stop_offset = strdup(INFINITY_S);
}
value = failed_stop_offset;
}
/* Fail count will be either incremented or set to infinity */
if (value == NULL || safe_str_neq(value, INFINITY_S)) {
value = XML_NVPAIR_ATTR_VALUE "++";
}
if (do_update) {
char *now = crm_itoa(time(NULL));
char *attr_name = NULL;
gboolean is_remote_node = FALSE;
if (g_hash_table_lookup(crm_remote_peer_cache, event_node_uuid)) {
is_remote_node = TRUE;
}
- crm_warn("Updating %s for %s on %s after failed %s: rc=%d (update=%s, time=%s)",
+ crm_info("Updating %s for %s on %s after failed %s: rc=%d (update=%s, time=%s)",
(ignore_failures? "last failure" : "failcount"),
rsc_id, on_uname, task, rc, value, now);
/* Update the fail count, if we're not ignoring failures */
if (!ignore_failures) {
attr_name = crm_concat("fail-count", rsc_id, '-');
update_attrd(on_uname, attr_name, value, NULL, is_remote_node);
free(attr_name);
}
/* Update the last failure time (even if we're ignoring failures,
* so that failure can still be detected and shown, e.g. by crm_mon)
*/
attr_name = crm_concat("last-failure", rsc_id, '-');
update_attrd(on_uname, attr_name, now, NULL, is_remote_node);
free(attr_name);
free(now);
}
bail:
free(rsc_id);
free(task);
return TRUE;
}
/*!
* \internal
* \brief Return simplified operation status based on operation return code
*
* \param[in] action CRM action instance of operation
* \param[in] orig_status Original reported operation status
* \param[in] rc Actual operation return code
* \param[in] target_rc Expected operation return code
*
* \return PCMK_LRM_OP_DONE if rc equals target_rc, PCMK_LRM_OP_ERROR otherwise
*
* \note This assumes that PCMK_LRM_OP_PENDING operations have already been
* filtered (otherwise they will get simplified as well).
*/
static int
status_from_rc(crm_action_t * action, int orig_status, int rc, int target_rc)
{
if (target_rc == rc) {
crm_trace("Target rc: == %d", rc);
if (orig_status != PCMK_LRM_OP_DONE) {
crm_trace("Re-mapping op status to PCMK_LRM_OP_DONE for rc=%d", rc);
}
return PCMK_LRM_OP_DONE;
}
if (rc != CRM_DIRECT_NACK_RC) {
const char *task = crm_element_value(action->xml, XML_LRM_ATTR_TASK_KEY);
const char *uname = crm_element_value(action->xml, XML_LRM_ATTR_TARGET);
crm_warn("Action %d (%s) on %s failed (target: %d vs. rc: %d): %s",
action->id, task, uname, target_rc, rc,
services_lrm_status_str(PCMK_LRM_OP_ERROR));
}
return PCMK_LRM_OP_ERROR;
}
static void
process_remote_node_action(crm_action_t *action, xmlNode *event)
{
xmlNode *child = NULL;
/* The whole point of this function is to detect when a remote-node
* is integrated into the cluster or has failed, and properly abort
* the transition so resources can be placed on the new node or fail
* all pending actions on a lost node.
*/
if (crm_remote_peer_cache_size() == 0) {
return;
} else if (action->type != action_type_rsc) {
return;
} else if (action->confirmed == FALSE) {
return;
} else if (!action->failed || safe_str_neq(crm_element_value(action->xml, XML_LRM_ATTR_TASK), "start")) {
/* we only care about failed remote nodes, or remote nodes that have just come online. */
return;
}
for (child = __xml_first_child(action->xml); child != NULL; child = __xml_next(child)) {
const char *provider;
const char *type;
const char *rsc;
const char *action_type;
crm_node_t *remote_peer;
if (safe_str_neq(crm_element_name(child), XML_CIB_TAG_RESOURCE)) {
continue;
}
provider = crm_element_value(child, XML_AGENT_ATTR_PROVIDER);
type = crm_element_value(child, XML_ATTR_TYPE);
rsc = ID(child);
action_type = crm_element_value(action->xml, XML_LRM_ATTR_TASK);
if (safe_str_neq(provider, "pacemaker") || safe_str_neq(type, "remote") || rsc == NULL) {
break;
}
remote_peer = crm_get_peer_full(0, rsc, CRM_GET_PEER_REMOTE);
if (remote_peer == NULL) {
break;
}
/* if a remote node connection failed, and this failure is not related to a probe
* action, make sure to cancel any in-flight operations occurring on that remote node
* since those actions will timeout. we don't want to wait around for the timeouts */
if (action->failed &&
!(safe_str_eq(action_type, "monitor") && action->interval == 0)) {
/* the rsc id is actually the remote node id. we want to mark all
* in-flight actions on a failed remote node as incompletable */
fail_incompletable_actions(transition_graph, rsc);
} else if (!action->failed &&
safe_str_eq(remote_peer->state, CRM_NODE_LOST) &&
safe_str_eq(action_type, "start")) {
/* A remote node will be placed in the "lost" state after
* it has been successfully fenced. After successfully connecting
* to a remote-node after being fenced, we need to abort the transition
* so resources can be placed on the newly integrated remote-node */
abort_transition(INFINITY, tg_restart, "Remote-node re-discovered.", event);
}
return;
}
}
/*!
* \internal
* \brief Confirm action and update transition graph, aborting transition on failures
*
* \param[in/out] action CRM action instance of this operation
* \param[in] event Event instance of this operation
* \param[in] orig_status Original reported operation status
* \param[in] op_rc Actual operation return code
* \param[in] target_rc Expected operation return code
* \param[in] ignore_failures Whether to ignore operation failures
*
* \note This assumes that PCMK_LRM_OP_PENDING operations have already been
* filtered (otherwise they may be treated as failures).
*/
static void
match_graph_event(crm_action_t *action, xmlNode *event, int op_status,
int op_rc, int target_rc, gboolean ignore_failures)
{
const char *target = NULL;
const char *this_event = NULL;
const char *ignore_s = "";
/* Remap operation status based on return code */
op_status = status_from_rc(action, op_status, op_rc, target_rc);
/* Process OP status */
switch (op_status) {
case PCMK_LRM_OP_DONE:
break;
case PCMK_LRM_OP_ERROR:
case PCMK_LRM_OP_TIMEOUT:
case PCMK_LRM_OP_NOTSUPPORTED:
if (ignore_failures) {
ignore_s = ", ignoring failure";
} else {
action->failed = TRUE;
}
break;
case PCMK_LRM_OP_CANCELLED:
/* do nothing?? */
crm_err("Don't know what to do for cancelled ops yet");
break;
default:
/*
PCMK_LRM_OP_ERROR_HARD,
PCMK_LRM_OP_ERROR_FATAL,
PCMK_LRM_OP_NOT_INSTALLED
*/
action->failed = TRUE;
crm_err("Unsupported action result: %d", op_status);
}
/* stop this event's timer if it had one */
stop_te_timer(action->timer);
te_action_confirmed(action);
update_graph(transition_graph, action);
trigger_graph();
if (action->failed) {
abort_transition(action->synapse->priority + 1, tg_restart, "Event failed", event);
}
this_event = crm_element_value(event, XML_LRM_ATTR_TASK_KEY);
target = crm_element_value(action->xml, XML_LRM_ATTR_TARGET);
crm_info("Action %s (%d) confirmed on %s (rc=%d%s)",
crm_str(this_event), action->id, crm_str(target), op_rc, ignore_s);
/* determine if this action affects a remote-node's online/offline status */
process_remote_node_action(action, event);
}
crm_action_t *
get_action(int id, gboolean confirmed)
{
GListPtr gIter = NULL;
GListPtr gIter2 = NULL;
gIter = transition_graph->synapses;
for (; gIter != NULL; gIter = gIter->next) {
synapse_t *synapse = (synapse_t *) gIter->data;
gIter2 = synapse->actions;
for (; gIter2 != NULL; gIter2 = gIter2->next) {
crm_action_t *action = (crm_action_t *) gIter2->data;
if (action->id == id) {
if (confirmed) {
stop_te_timer(action->timer);
te_action_confirmed(action);
}
return action;
}
}
}
return NULL;
}
crm_action_t *
get_cancel_action(const char *id, const char *node)
{
GListPtr gIter = NULL;
GListPtr gIter2 = NULL;
gIter = transition_graph->synapses;
for (; gIter != NULL; gIter = gIter->next) {
synapse_t *synapse = (synapse_t *) gIter->data;
gIter2 = synapse->actions;
for (; gIter2 != NULL; gIter2 = gIter2->next) {
const char *task = NULL;
const char *target = NULL;
crm_action_t *action = (crm_action_t *) gIter2->data;
task = crm_element_value(action->xml, XML_LRM_ATTR_TASK);
if (safe_str_neq(CRMD_ACTION_CANCEL, task)) {
continue;
}
task = crm_element_value(action->xml, XML_LRM_ATTR_TASK_KEY);
if (safe_str_neq(task, id)) {
crm_trace("Wrong key %s for %s on %s", task, id, node);
continue;
}
target = crm_element_value(action->xml, XML_LRM_ATTR_TARGET_UUID);
if (node && safe_str_neq(target, node)) {
crm_trace("Wrong node %s for %s on %s", target, id, node);
continue;
}
crm_trace("Found %s on %s", id, node);
return action;
}
}
return NULL;
}
crm_action_t *
match_down_event(int id, const char *target, const char *filter, bool quiet)
{
const char *this_action = NULL;
const char *this_node = NULL;
crm_action_t *match = NULL;
GListPtr gIter = NULL;
GListPtr gIter2 = NULL;
gIter = transition_graph->synapses;
for (; gIter != NULL; gIter = gIter->next) {
synapse_t *synapse = (synapse_t *) gIter->data;
/* lookup event */
gIter2 = synapse->actions;
for (; gIter2 != NULL; gIter2 = gIter2->next) {
crm_action_t *action = (crm_action_t *) gIter2->data;
if (id > 0 && action->id == id) {
match = action;
break;
}
this_action = crm_element_value(action->xml, XML_LRM_ATTR_TASK);
if (action->type != action_type_crm) {
continue;
} else if (safe_str_eq(this_action, CRM_OP_LRM_REFRESH)) {
continue;
} else if (filter != NULL && safe_str_neq(this_action, filter)) {
continue;
}
this_node = crm_element_value(action->xml, XML_LRM_ATTR_TARGET_UUID);
if (this_node == NULL) {
crm_log_xml_err(action->xml, "No node uuid");
}
if (safe_str_neq(this_node, target)) {
crm_debug("Action %d : Node mismatch: %s", action->id, this_node);
continue;
}
match = action;
id = action->id;
break;
}
if (match != NULL) {
/* stop this event's timer if it had one */
break;
}
}
if (match != NULL) {
/* stop this event's timer if it had one */
crm_debug("Match found for action %d: %s on %s", id,
crm_element_value(match->xml, XML_LRM_ATTR_TASK_KEY), target);
} else if (id > 0) {
crm_err("No match for action %d", id);
} else if(quiet == FALSE) {
crm_warn("No match for shutdown action on %s", target);
}
return match;
}
gboolean
process_graph_event(xmlNode * event, const char *event_node)
{
int rc = -1;
int status = -1;
int callid = -1;
int action_num = -1;
crm_action_t *action = NULL;
int target_rc = -1;
int transition_num = -1;
char *update_te_uuid = NULL;
gboolean stop_early = FALSE;
gboolean ignore_failures = FALSE;
const char *id = NULL;
const char *desc = NULL;
const char *magic = NULL;
CRM_ASSERT(event != NULL);
/*
<lrm_rsc_op id="rsc_east-05_last_0" operation_key="rsc_east-05_monitor_0" operation="monitor" crm-debug-origin="do_update_resource" crm_feature_set="3.0.6" transition-key="9:2:7:be2e97d9-05e2-439d-863e-48f7aecab2aa" transition-magic="0:7;9:2:7:be2e97d9-05e2-439d-863e-48f7aecab2aa" call-id="17" rc-code="7" op-status="0" interval="0" last-run="1355361636" last-rc-change="1355361636" exec-time="128" queue-time="0" op-digest="c81f5f40b1c9e859c992e800b1aa6972"/>
*/
id = crm_element_value(event, XML_LRM_ATTR_TASK_KEY);
crm_element_value_int(event, XML_LRM_ATTR_RC, &rc);
crm_element_value_int(event, XML_LRM_ATTR_OPSTATUS, &status);
crm_element_value_int(event, XML_LRM_ATTR_CALLID, &callid);
magic = crm_element_value(event, XML_ATTR_TRANSITION_KEY);
if (magic == NULL) {
/* non-change */
return FALSE;
}
if (decode_transition_key(magic, &update_te_uuid, &transition_num,
&action_num, &target_rc) == FALSE) {
crm_err("Invalid event %s.%d detected: %s", id, callid, magic);
abort_transition(INFINITY, tg_restart, "Bad event", event);
return FALSE;
}
if (status == PCMK_LRM_OP_PENDING) {
goto bail;
}
if (transition_num == -1) {
desc = "initiated outside of the cluster";
abort_transition(INFINITY, tg_restart, "Unexpected event", event);
} else if ((action_num < 0) || (crm_str_eq(update_te_uuid, te_uuid, TRUE) == FALSE)) {
desc = "initiated by a different node";
abort_transition(INFINITY, tg_restart, "Foreign event", event);
stop_early = TRUE; /* This could be an lrm status refresh */
} else if (transition_graph->id != transition_num) {
desc = "arrived really late";
abort_transition(INFINITY, tg_restart, "Old event", event);
stop_early = TRUE; /* This could be an lrm status refresh */
} else if (transition_graph->complete) {
desc = "arrived late";
abort_transition(INFINITY, tg_restart, "Inactive graph", event);
} else {
action = get_action(action_num, FALSE);
if (action == NULL) {
desc = "unknown";
abort_transition(INFINITY, tg_restart, "Unknown event", event);
} else {
ignore_failures = safe_str_eq(
crm_meta_value(action->params, XML_OP_ATTR_ON_FAIL), "ignore");
match_graph_event(action, event, status, rc, target_rc, ignore_failures);
}
}
if (action && (rc == target_rc)) {
crm_trace("Processed update to %s: %s", id, magic);
} else {
if (update_failcount(event, event_node, rc, target_rc,
(transition_num == -1), ignore_failures)) {
/* Turns out this wasn't an lrm status refresh update aferall */
stop_early = FALSE;
desc = "failed";
}
crm_info("Detected action (%d.%d) %s.%d=%s: %s", transition_num,
action_num, id, callid, services_ocf_exitcode_str(rc), desc);
}
bail:
free(update_te_uuid);
return stop_early;
}

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