diff --git a/crmd/lrm.c b/crmd/lrm.c
index 95ab6fb7c2..ef0723b7cf 100644
--- a/crmd/lrm.c
+++ b/crmd/lrm.c
@@ -1,2269 +1,2271 @@
/*
* 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;
};
gboolean process_lrm_event(lrm_state_t * lrm_state, lrmd_event_data_t * op);
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 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);
}
/* 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;
}
static char *
get_rsc_metadata(const char *type, const char *class, const char *provider)
{
int rc = 0;
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(class != NULL, return NULL);
CRM_CHECK(lrm_state != NULL, return NULL);
if (provider == NULL) {
provider = "heartbeat";
}
crm_trace("Retreiving metadata for %s::%s:%s", type, class, provider);
rc = lrm_state_get_metadata(lrm_state, class, provider, type, &metadata, 0);
if (metadata == NULL) {
crm_warn("No metadata found for %s::%s:%s: %s (%d)", type, class, provider, pcmk_strerror(rc), rc);
}
return metadata;
}
typedef struct reload_data_s {
char *key;
char *metadata;
time_t last_query;
gboolean can_reload;
GListPtr restart_list;
} reload_data_t;
static void
g_hash_destroy_reload(gpointer data)
{
reload_data_t *reload = data;
free(reload->key);
free(reload->metadata);
g_list_free_full(reload->restart_list, free);
free(reload);
}
GHashTable *reload_hash = NULL;
static GListPtr
get_rsc_restart_list(lrmd_rsc_info_t * rsc, lrmd_event_data_t * op)
{
int len = 0;
char *key = NULL;
char *copy = NULL;
const char *value = NULL;
const char *provider = NULL;
xmlNode *param = NULL;
xmlNode *params = NULL;
xmlNode *actions = NULL;
xmlNode *metadata = NULL;
time_t now = time(NULL);
reload_data_t *reload = NULL;
if (reload_hash == NULL) {
reload_hash = g_hash_table_new_full(crm_str_hash, g_str_equal, NULL, g_hash_destroy_reload);
}
provider = rsc->provider;
if (provider == NULL) {
provider = "heartbeat";
}
len = strlen(rsc->type) + strlen(rsc->class) + strlen(provider) + 4;
key = malloc(len);
if(key) {
snprintf(key, len, "%s::%s:%s", rsc->type, rsc->class, provider);
reload = g_hash_table_lookup(reload_hash, key);
}
if (reload && ((now - 9) > reload->last_query)
&& safe_str_eq(op->op_type, RSC_START)) {
reload = NULL; /* re-query */
}
if (reload == NULL) {
xmlNode *action = NULL;
reload = calloc(1, sizeof(reload_data_t));
g_hash_table_replace(reload_hash, key, reload);
reload->last_query = now;
reload->key = key;
key = NULL;
reload->metadata = get_rsc_metadata(rsc->type, rsc->class, provider);
if(reload->metadata == NULL) {
goto cleanup;
}
metadata = string2xml(reload->metadata);
if (metadata == NULL) {
crm_err("Metadata for %s::%s:%s is not valid XML",
rsc->provider, rsc->class, rsc->type);
goto cleanup;
}
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)) {
reload->can_reload = TRUE;
break;
}
}
}
if (reload->can_reload == FALSE) {
goto cleanup;
}
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)) {
value = crm_element_value(param, "unique");
if (crm_is_true(value)) {
value = crm_element_value(param, "name");
if (value == NULL) {
crm_err("%s: NULL param", key);
continue;
}
crm_debug("Attr %s is not reloadable", value);
copy = strdup(value);
CRM_LOG_ASSERT(copy != NULL);
if(copy == NULL) { continue; };
reload->restart_list = g_list_append(reload->restart_list, copy);
}
}
}
}
cleanup:
free(key);
free_xml(metadata);
return reload->restart_list;
}
static void
append_restart_list(lrmd_rsc_info_t * rsc, lrmd_event_data_t * op, xmlNode * update,
const char *version)
{
int len = 0;
char *list = NULL;
char *digest = NULL;
const char *value = NULL;
xmlNode *restart = NULL;
GListPtr restart_list = NULL;
GListPtr lpc = NULL;
if (op->interval > 0) {
/* monitors are not reloadable */
return;
} else if (op->params == NULL) {
crm_debug("%s has no parameters", ID(update));
return;
} else if (rsc == NULL) {
return;
} else if (crm_str_eq(CRMD_ACTION_STOP, op->op_type, TRUE)) {
/* Stopped resources don't need to be reloaded */
return;
} else if (compare_version("1.0.8", version) > 0) {
/* Caller version does not support reloads */
return;
}
restart_list = get_rsc_restart_list(rsc, op);
if (restart_list == NULL) {
/* Resource does not support reloads */
return;
}
restart = create_xml_node(NULL, XML_TAG_PARAMS);
for (lpc = restart_list; lpc != NULL; lpc = lpc->next) {
const char *param = (const char *)lpc->data;
int start = len;
CRM_LOG_ASSERT(param != NULL);
if(param == NULL) { continue; };
value = g_hash_table_lookup(op->params, param);
if (value != NULL) {
crm_xml_add(restart, param, value);
}
len += strlen(param) + 2;
list = realloc_safe(list, len + 1);
sprintf(list + start, " %s ", param);
}
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", rsc->id, digest, list);
crm_log_xml_trace(restart, "restart digest source");
free_xml(restart);
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;
const char *caller_version = CRM_FEATURE_SET;
if (op == NULL) {
return FALSE;
} else if (AM_I_DC) {
} else if (fsa_our_dc_version != NULL) {
caller_version = fsa_our_dc_version;
} else if (op->params == NULL) {
caller_version = fsa_our_dc_version;
} else {
/* 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_debug("Falling back to operation originator version: %s", caller_version);
}
target_rc = rsc_op_expected_rc(op);
xml_op = create_operation_update(parent, op, caller_version, target_rc, fsa_our_uname, src, LOG_DEBUG);
if (xml_op) {
append_restart_list(rsc, op, xml_op, caller_version);
}
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 = 0;
rsc_history_t *entry = NULL;
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);
}
/* 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);
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);
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;
}
rsc = get_lrm_resource(lrm_state, xml_rsc, input->xml, create_rsc);
if (rsc == NULL && create_rsc) {
lrmd_event_data_t *op = NULL;
/* if the operation couldn't complete because we can't register
* the resource, return a generic error */
op = construct_op(lrm_state, input->xml, ID(xml_rsc), operation);
CRM_ASSERT(op != NULL);
op->op_status = PCMK_LRM_OP_DONE;
op->rc = PCMK_OCF_UNKNOWN_ERROR;
op->t_run = time(NULL);
op->t_rcchange = op->t_run;
send_direct_ack(from_host, from_sys, NULL, op, ID(xml_rsc));
lrmd_free_event(op);
crm_err("Invalid resource definition");
crm_log_xml_warn(input->msg, "bad input");
} 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);
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 = 99;
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);
} 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);
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);
}
}
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;
- simple_remote_node_status(node_name, update,__FUNCTION__);
+ state = simple_remote_node_status(node_name, update,__FUNCTION__);
+ crm_xml_add(state, XML_NODE_IS_REMOTE_FENCED, "false");
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(lrm_state_t * lrm_state, 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(lrm_state->node_name, fsa_our_uname)) {
uuid = fsa_our_uuid;
} else {
/* remote nodes uuid and uname are equal */
uuid = lrm_state->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, lrm_state->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)
{
char *op_id = NULL;
char *op_key = NULL;
int update_id = 0;
gboolean removed = FALSE;
lrmd_rsc_info_t *rsc = NULL;
struct recurring_op_s *pending = 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);
pending = g_hash_table_lookup(lrm_state->pending_ops, op_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 (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, 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 ((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)",
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_actions.c b/crmd/te_actions.c
index c001b60886..db65681478 100644
--- a/crmd/te_actions.c
+++ b/crmd/te_actions.c
@@ -1,733 +1,739 @@
/*
* 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>
#include <crmd_messages.h>
#include <crm/cluster.h>
#include <throttle.h>
char *te_uuid = NULL;
GHashTable *te_targets = NULL;
void send_rsc_command(crm_action_t * action);
static void te_update_job_count(crm_action_t * action, int offset);
static void
te_start_action_timer(crm_graph_t * graph, crm_action_t * action)
{
action->timer = calloc(1, sizeof(crm_action_timer_t));
action->timer->timeout = action->timeout;
action->timer->reason = timeout_action;
action->timer->action = action;
action->timer->source_id = g_timeout_add(action->timer->timeout + graph->network_delay,
action_timer_callback, (void *)action->timer);
CRM_ASSERT(action->timer->source_id != 0);
}
static gboolean
te_pseudo_action(crm_graph_t * graph, crm_action_t * pseudo)
{
crm_debug("Pseudo action %d fired and confirmed", pseudo->id);
te_action_confirmed(pseudo);
update_graph(graph, pseudo);
trigger_graph();
return TRUE;
}
void
send_stonith_update(crm_action_t * action, const char *target, const char *uuid)
{
int rc = pcmk_ok;
crm_node_t *peer = NULL;
/* zero out the node-status & remove all LRM status info */
xmlNode *node_state = NULL;
CRM_CHECK(target != NULL, return);
CRM_CHECK(uuid != NULL, return);
/* Make sure the membership and join caches are accurate */
peer = crm_get_peer_full(0, target, CRM_GET_PEER_CLUSTER | CRM_GET_PEER_REMOTE);
CRM_CHECK(peer != NULL, return);
if (peer->uuid == NULL) {
crm_info("Recording uuid '%s' for node '%s'", uuid, target);
peer->uuid = strdup(uuid);
}
crmd_peer_down(peer, TRUE);
node_state =
do_update_node_cib(peer,
node_update_cluster | node_update_peer | node_update_join |
node_update_expected, NULL, __FUNCTION__);
+
+ /* we have to mark whether or not remote nodes have already been fenced */
+ if (peer->flags & crm_remote_node) {
+ crm_xml_add(node_state, XML_NODE_IS_REMOTE_FENCED, "true");
+ }
+
/* Force our known ID */
crm_xml_add(node_state, XML_ATTR_UUID, uuid);
rc = fsa_cib_conn->cmds->update(fsa_cib_conn, XML_CIB_TAG_STATUS, node_state,
cib_quorum_override | cib_scope_local | cib_can_create);
/* Delay processing the trigger until the update completes */
crm_debug("Sending fencing update %d for %s", rc, target);
fsa_register_cib_callback(rc, FALSE, strdup(target), cib_fencing_updated);
/* Make sure it sticks */
/* fsa_cib_conn->cmds->bump_epoch(fsa_cib_conn, cib_quorum_override|cib_scope_local); */
erase_status_tag(peer->uname, XML_CIB_TAG_LRM, cib_scope_local);
erase_status_tag(peer->uname, XML_TAG_TRANSIENT_NODEATTRS, cib_scope_local);
free_xml(node_state);
return;
}
static gboolean
te_fence_node(crm_graph_t * graph, crm_action_t * action)
{
int rc = 0;
const char *id = NULL;
const char *uuid = NULL;
const char *target = NULL;
const char *type = NULL;
gboolean invalid_action = FALSE;
enum stonith_call_options options = st_opt_none;
id = ID(action->xml);
target = crm_element_value(action->xml, XML_LRM_ATTR_TARGET);
uuid = crm_element_value(action->xml, XML_LRM_ATTR_TARGET_UUID);
type = crm_meta_value(action->params, "stonith_action");
CRM_CHECK(id != NULL, invalid_action = TRUE);
CRM_CHECK(uuid != NULL, invalid_action = TRUE);
CRM_CHECK(type != NULL, invalid_action = TRUE);
CRM_CHECK(target != NULL, invalid_action = TRUE);
if (invalid_action) {
crm_log_xml_warn(action->xml, "BadAction");
return FALSE;
}
crm_notice("Executing %s fencing operation (%s) on %s (timeout=%d)",
type, id, target, transition_graph->stonith_timeout);
/* Passing NULL means block until we can connect... */
te_connect_stonith(NULL);
if (crmd_join_phase_count(crm_join_confirmed) == 1) {
options |= st_opt_allow_suicide;
}
rc = stonith_api->cmds->fence(stonith_api, options, target, type,
transition_graph->stonith_timeout / 1000, 0);
stonith_api->cmds->register_callback(stonith_api, rc, transition_graph->stonith_timeout / 1000,
st_opt_timeout_updates,
generate_transition_key(transition_graph->id, action->id,
0, te_uuid),
"tengine_stonith_callback", tengine_stonith_callback);
return TRUE;
}
static int
get_target_rc(crm_action_t * action)
{
const char *target_rc_s = crm_meta_value(action->params, XML_ATTR_TE_TARGET_RC);
if (target_rc_s != NULL) {
return crm_parse_int(target_rc_s, "0");
}
return 0;
}
static gboolean
te_crm_command(crm_graph_t * graph, crm_action_t * action)
{
char *counter = NULL;
xmlNode *cmd = NULL;
gboolean is_local = FALSE;
const char *id = NULL;
const char *task = NULL;
const char *value = NULL;
const char *on_node = NULL;
const char *router_node = NULL;
gboolean rc = TRUE;
gboolean no_wait = FALSE;
id = ID(action->xml);
task = crm_element_value(action->xml, XML_LRM_ATTR_TASK);
on_node = crm_element_value(action->xml, XML_LRM_ATTR_TARGET);
router_node = crm_element_value(action->xml, XML_LRM_ATTR_ROUTER_NODE);
if (!router_node) {
router_node = on_node;
}
CRM_CHECK(on_node != NULL && strlen(on_node) != 0,
crm_err("Corrupted command (id=%s) %s: no node", crm_str(id), crm_str(task));
return FALSE);
crm_info("Executing crm-event (%s): %s on %s%s%s",
crm_str(id), crm_str(task), on_node,
is_local ? " (local)" : "", no_wait ? " - no waiting" : "");
if (safe_str_eq(router_node, fsa_our_uname)) {
is_local = TRUE;
}
value = crm_meta_value(action->params, XML_ATTR_TE_NOWAIT);
if (crm_is_true(value)) {
no_wait = TRUE;
}
if (is_local && safe_str_eq(task, CRM_OP_SHUTDOWN)) {
/* defer until everything else completes */
crm_info("crm-event (%s) is a local shutdown", crm_str(id));
graph->completion_action = tg_shutdown;
graph->abort_reason = "local shutdown";
te_action_confirmed(action);
update_graph(graph, action);
trigger_graph();
return TRUE;
} else if (safe_str_eq(task, CRM_OP_SHUTDOWN)) {
crm_node_t *peer = crm_get_peer(0, router_node);
crm_update_peer_expected(__FUNCTION__, peer, CRMD_JOINSTATE_DOWN);
}
cmd = create_request(task, action->xml, router_node, CRM_SYSTEM_CRMD, CRM_SYSTEM_TENGINE, NULL);
counter =
generate_transition_key(transition_graph->id, action->id, get_target_rc(action), te_uuid);
crm_xml_add(cmd, XML_ATTR_TRANSITION_KEY, counter);
rc = send_cluster_message(crm_get_peer(0, router_node), crm_msg_crmd, cmd, TRUE);
free(counter);
free_xml(cmd);
if (rc == FALSE) {
crm_err("Action %d failed: send", action->id);
return FALSE;
} else if (no_wait) {
te_action_confirmed(action);
update_graph(graph, action);
trigger_graph();
} else {
if (action->timeout <= 0) {
crm_err("Action %d: %s on %s had an invalid timeout (%dms). Using %dms instead",
action->id, task, on_node, action->timeout, graph->network_delay);
action->timeout = graph->network_delay;
}
te_start_action_timer(graph, action);
}
return TRUE;
}
gboolean
cib_action_update(crm_action_t * action, int status, int op_rc)
{
lrmd_event_data_t *op = NULL;
xmlNode *state = NULL;
xmlNode *rsc = NULL;
xmlNode *xml_op = NULL;
xmlNode *action_rsc = NULL;
int rc = pcmk_ok;
const char *name = NULL;
const char *value = NULL;
const char *rsc_id = NULL;
const char *task = crm_element_value(action->xml, XML_LRM_ATTR_TASK);
const char *target = crm_element_value(action->xml, XML_LRM_ATTR_TARGET);
const char *task_uuid = crm_element_value(action->xml, XML_LRM_ATTR_TASK_KEY);
const char *target_uuid = crm_element_value(action->xml, XML_LRM_ATTR_TARGET_UUID);
int call_options = cib_quorum_override | cib_scope_local;
int target_rc = get_target_rc(action);
if (status == PCMK_LRM_OP_PENDING) {
crm_debug("%s %d: Recording pending operation %s on %s",
crm_element_name(action->xml), action->id, task_uuid, target);
} else {
crm_warn("%s %d: %s on %s timed out",
crm_element_name(action->xml), action->id, task_uuid, target);
}
action_rsc = find_xml_node(action->xml, XML_CIB_TAG_RESOURCE, TRUE);
if (action_rsc == NULL) {
return FALSE;
}
rsc_id = ID(action_rsc);
CRM_CHECK(rsc_id != NULL, crm_log_xml_err(action->xml, "Bad:action");
return FALSE);
/*
update the CIB
<node_state id="hadev">
<lrm>
<lrm_resources>
<lrm_resource id="rsc2" last_op="start" op_code="0" target="hadev"/>
*/
state = create_xml_node(NULL, XML_CIB_TAG_STATE);
crm_xml_add(state, XML_ATTR_UUID, target_uuid);
crm_xml_add(state, XML_ATTR_UNAME, target);
rsc = create_xml_node(state, XML_CIB_TAG_LRM);
crm_xml_add(rsc, XML_ATTR_ID, target_uuid);
rsc = create_xml_node(rsc, XML_LRM_TAG_RESOURCES);
rsc = create_xml_node(rsc, XML_LRM_TAG_RESOURCE);
crm_xml_add(rsc, XML_ATTR_ID, rsc_id);
name = XML_ATTR_TYPE;
value = crm_element_value(action_rsc, name);
crm_xml_add(rsc, name, value);
name = XML_AGENT_ATTR_CLASS;
value = crm_element_value(action_rsc, name);
crm_xml_add(rsc, name, value);
name = XML_AGENT_ATTR_PROVIDER;
value = crm_element_value(action_rsc, name);
crm_xml_add(rsc, name, value);
op = convert_graph_action(NULL, action, status, op_rc);
op->call_id = -1;
op->user_data = generate_transition_key(transition_graph->id, action->id, target_rc, te_uuid);
xml_op = create_operation_update(rsc, op, CRM_FEATURE_SET, target_rc, target, __FUNCTION__, LOG_INFO);
lrmd_free_event(op);
crm_trace("Updating CIB with \"%s\" (%s): %s %s on %s",
status < 0 ? "new action" : XML_ATTR_TIMEOUT,
crm_element_name(action->xml), crm_str(task), rsc_id, target);
crm_log_xml_trace(xml_op, "Op");
rc = fsa_cib_conn->cmds->update(fsa_cib_conn, XML_CIB_TAG_STATUS, state, call_options);
crm_trace("Updating CIB with %s action %d: %s on %s (call_id=%d)",
services_lrm_status_str(status), action->id, task_uuid, target, rc);
fsa_register_cib_callback(rc, FALSE, NULL, cib_action_updated);
free_xml(state);
action->sent_update = TRUE;
if (rc < pcmk_ok) {
return FALSE;
}
return TRUE;
}
static gboolean
te_rsc_command(crm_graph_t * graph, crm_action_t * action)
{
/* never overwrite stop actions in the CIB with
* anything other than completed results
*
* Writing pending stops makes it look like the
* resource is running again
*/
xmlNode *cmd = NULL;
xmlNode *rsc_op = NULL;
gboolean rc = TRUE;
gboolean no_wait = FALSE;
gboolean is_local = FALSE;
char *counter = NULL;
const char *task = NULL;
const char *value = NULL;
const char *on_node = NULL;
const char *router_node = NULL;
const char *task_uuid = NULL;
CRM_ASSERT(action != NULL);
CRM_ASSERT(action->xml != NULL);
action->executed = FALSE;
on_node = crm_element_value(action->xml, XML_LRM_ATTR_TARGET);
CRM_CHECK(on_node != NULL && strlen(on_node) != 0,
crm_err("Corrupted command(id=%s) %s: no node", ID(action->xml), crm_str(task));
return FALSE);
rsc_op = action->xml;
task = crm_element_value(rsc_op, XML_LRM_ATTR_TASK);
task_uuid = crm_element_value(action->xml, XML_LRM_ATTR_TASK_KEY);
router_node = crm_element_value(rsc_op, XML_LRM_ATTR_ROUTER_NODE);
if (!router_node) {
router_node = on_node;
}
counter =
generate_transition_key(transition_graph->id, action->id, get_target_rc(action), te_uuid);
crm_xml_add(rsc_op, XML_ATTR_TRANSITION_KEY, counter);
if (safe_str_eq(router_node, fsa_our_uname)) {
is_local = TRUE;
}
value = crm_meta_value(action->params, XML_ATTR_TE_NOWAIT);
if (crm_is_true(value)) {
no_wait = TRUE;
}
crm_notice("Initiating action %d: %s %s on %s%s%s",
action->id, task, task_uuid, on_node,
is_local ? " (local)" : "", no_wait ? " - no waiting" : "");
cmd = create_request(CRM_OP_INVOKE_LRM, rsc_op, router_node,
CRM_SYSTEM_LRMD, CRM_SYSTEM_TENGINE, NULL);
if (is_local) {
/* shortcut local resource commands */
ha_msg_input_t data = {
.msg = cmd,
.xml = rsc_op,
};
fsa_data_t msg = {
.id = 0,
.data = &data,
.data_type = fsa_dt_ha_msg,
.fsa_input = I_NULL,
.fsa_cause = C_FSA_INTERNAL,
.actions = A_LRM_INVOKE,
.origin = __FUNCTION__,
};
do_lrm_invoke(A_LRM_INVOKE, C_FSA_INTERNAL, fsa_state, I_NULL, &msg);
} else {
rc = send_cluster_message(crm_get_peer(0, router_node), crm_msg_lrmd, cmd, TRUE);
}
free(counter);
free_xml(cmd);
action->executed = TRUE;
if (rc == FALSE) {
crm_err("Action %d failed: send", action->id);
return FALSE;
} else if (no_wait) {
crm_info("Action %d confirmed - no wait", action->id);
action->confirmed = TRUE; /* Just mark confirmed.
* Don't bump the job count only to immediately decrement it
*/
update_graph(transition_graph, action);
trigger_graph();
} else if (action->confirmed == TRUE) {
crm_debug("Action %d: %s %s on %s(timeout %dms) was already confirmed.",
action->id, task, task_uuid, on_node, action->timeout);
} else {
if (action->timeout <= 0) {
crm_err("Action %d: %s %s on %s had an invalid timeout (%dms). Using %dms instead",
action->id, task, task_uuid, on_node, action->timeout, graph->network_delay);
action->timeout = graph->network_delay;
}
te_update_job_count(action, 1);
te_start_action_timer(graph, action);
}
value = crm_meta_value(action->params, XML_OP_ATTR_PENDING);
if (crm_is_true(value)
&& safe_str_neq(task, CRMD_ACTION_CANCEL)
&& safe_str_neq(task, CRMD_ACTION_DELETE)) {
/* write a "pending" entry to the CIB, inhibit notification */
crm_debug("Recording pending op %s in the CIB", task_uuid);
cib_action_update(action, PCMK_LRM_OP_PENDING, PCMK_OCF_UNKNOWN);
}
return TRUE;
}
struct te_peer_s
{
char *name;
int jobs;
int migrate_jobs;
};
static void te_peer_free(gpointer p)
{
struct te_peer_s *peer = p;
free(peer->name);
free(peer);
}
void te_reset_job_counts(void)
{
GHashTableIter iter;
struct te_peer_s *peer = NULL;
if(te_targets == NULL) {
te_targets = g_hash_table_new_full(crm_str_hash, g_str_equal, NULL, te_peer_free);
}
g_hash_table_iter_init(&iter, te_targets);
while (g_hash_table_iter_next(&iter, NULL, (gpointer *) & peer)) {
peer->jobs = 0;
peer->migrate_jobs = 0;
}
}
static void
te_update_job_count_on(const char *target, int offset, bool migrate)
{
struct te_peer_s *r = NULL;
if(target == NULL || te_targets == NULL) {
return;
}
r = g_hash_table_lookup(te_targets, target);
if(r == NULL) {
r = calloc(1, sizeof(struct te_peer_s));
r->name = strdup(target);
g_hash_table_insert(te_targets, r->name, r);
}
r->jobs += offset;
if(migrate) {
r->migrate_jobs += offset;
}
crm_trace("jobs[%s] = %d", target, r->jobs);
}
static void
te_update_job_count(crm_action_t * action, int offset)
{
const char *task = crm_element_value(action->xml, XML_LRM_ATTR_TASK);
const char *target = crm_element_value(action->xml, XML_LRM_ATTR_TARGET);
if (action->type != action_type_rsc || target == NULL) {
/* No limit on these */
return;
}
/* if we have a router node, this means the action is performing
* on a remote node. For now, we count all action occuring on a
* remote node against the job list on the cluster node hosting
* the connection resources */
target = crm_element_value(action->xml, XML_LRM_ATTR_ROUTER_NODE);
if ((target == NULL) &&
(safe_str_eq(task, CRMD_ACTION_MIGRATE) || safe_str_eq(task, CRMD_ACTION_MIGRATED))) {
const char *t1 = crm_meta_value(action->params, XML_LRM_ATTR_MIGRATE_SOURCE);
const char *t2 = crm_meta_value(action->params, XML_LRM_ATTR_MIGRATE_TARGET);
te_update_job_count_on(t1, offset, TRUE);
te_update_job_count_on(t2, offset, TRUE);
return;
} else if (target == NULL) {
target = crm_element_value(action->xml, XML_LRM_ATTR_TARGET);
}
te_update_job_count_on(target, offset, FALSE);
}
static gboolean
te_should_perform_action_on(crm_graph_t * graph, crm_action_t * action, const char *target)
{
int limit = 0;
struct te_peer_s *r = NULL;
const char *task = crm_element_value(action->xml, XML_LRM_ATTR_TASK);
const char *id = crm_element_value(action->xml, XML_LRM_ATTR_TASK_KEY);
if(target == NULL) {
/* No limit on these */
return TRUE;
} else if(te_targets == NULL) {
return FALSE;
}
r = g_hash_table_lookup(te_targets, target);
limit = throttle_get_job_limit(target);
if(r == NULL) {
r = calloc(1, sizeof(struct te_peer_s));
r->name = strdup(target);
g_hash_table_insert(te_targets, r->name, r);
}
if(limit <= r->jobs) {
crm_trace("Peer %s is over their job limit of %d (%d): deferring %s",
target, limit, r->jobs, id);
return FALSE;
} else if(graph->migration_limit > 0 && r->migrate_jobs >= graph->migration_limit) {
if (safe_str_eq(task, CRMD_ACTION_MIGRATE) || safe_str_eq(task, CRMD_ACTION_MIGRATED)) {
crm_trace("Peer %s is over their migration job limit of %d (%d): deferring %s",
target, graph->migration_limit, r->migrate_jobs, id);
return FALSE;
}
}
crm_trace("Peer %s has not hit their limit yet. current jobs = %d limit= %d limit", target, r->jobs, limit);
return TRUE;
}
static gboolean
te_should_perform_action(crm_graph_t * graph, crm_action_t * action)
{
const char *target = NULL;
const char *task = crm_element_value(action->xml, XML_LRM_ATTR_TASK);
if (action->type != action_type_rsc) {
/* No limit on these */
return TRUE;
}
/* if we have a router node, this means the action is performing
* on a remote node. For now, we count all action occuring on a
* remote node against the job list on the cluster node hosting
* the connection resources */
target = crm_element_value(action->xml, XML_LRM_ATTR_ROUTER_NODE);
if ((target == NULL) &&
(safe_str_eq(task, CRMD_ACTION_MIGRATE) || safe_str_eq(task, CRMD_ACTION_MIGRATED))) {
target = crm_meta_value(action->params, XML_LRM_ATTR_MIGRATE_SOURCE);
if(te_should_perform_action_on(graph, action, target) == FALSE) {
return FALSE;
}
target = crm_meta_value(action->params, XML_LRM_ATTR_MIGRATE_TARGET);
} else if (target == NULL) {
target = crm_element_value(action->xml, XML_LRM_ATTR_TARGET);
}
return te_should_perform_action_on(graph, action, target);
}
void
te_action_confirmed(crm_action_t * action)
{
const char *target = crm_element_value(action->xml, XML_LRM_ATTR_TARGET);
if (action->confirmed == FALSE && action->type == action_type_rsc && target != NULL) {
te_update_job_count(action, -1);
}
action->confirmed = TRUE;
}
crm_graph_functions_t te_graph_fns = {
te_pseudo_action,
te_rsc_command,
te_crm_command,
te_fence_node,
te_should_perform_action,
};
void
notify_crmd(crm_graph_t * graph)
{
const char *type = "unknown";
enum crmd_fsa_input event = I_NULL;
crm_debug("Processing transition completion in state %s", fsa_state2string(fsa_state));
CRM_CHECK(graph->complete, graph->complete = TRUE);
switch (graph->completion_action) {
case tg_stop:
type = "stop";
if (fsa_state == S_TRANSITION_ENGINE) {
event = I_TE_SUCCESS;
}
break;
case tg_done:
type = "done";
if (fsa_state == S_TRANSITION_ENGINE) {
event = I_TE_SUCCESS;
}
break;
case tg_restart:
type = "restart";
if (fsa_state == S_TRANSITION_ENGINE) {
if (too_many_st_failures() == FALSE) {
if (transition_timer->period_ms > 0) {
crm_timer_stop(transition_timer);
crm_timer_start(transition_timer);
} else {
event = I_PE_CALC;
}
} else {
event = I_TE_SUCCESS;
}
} else if (fsa_state == S_POLICY_ENGINE) {
register_fsa_action(A_PE_INVOKE);
}
break;
case tg_shutdown:
type = "shutdown";
if (is_set(fsa_input_register, R_SHUTDOWN)) {
event = I_STOP;
} else {
crm_err("We didn't ask to be shut down, yet our" " PE is telling us too.");
event = I_TERMINATE;
}
}
crm_debug("Transition %d status: %s - %s", graph->id, type, crm_str(graph->abort_reason));
graph->abort_reason = NULL;
graph->completion_action = tg_done;
clear_bit(fsa_input_register, R_IN_TRANSITION);
if (event != I_NULL) {
register_fsa_input(C_FSA_INTERNAL, event, NULL);
} else if (fsa_source) {
mainloop_set_trigger(fsa_source);
}
}
diff --git a/include/crm/msg_xml.h b/include/crm/msg_xml.h
index 9d2737b76a..1a2515ff93 100644
--- a/include/crm/msg_xml.h
+++ b/include/crm/msg_xml.h
@@ -1,406 +1,407 @@
/*
* 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
*/
#ifndef XML_TAGS__H
# define XML_TAGS__H
# ifndef F_ORIG
# define F_ORIG "src"
# endif
# ifndef F_SEQ
# define F_SEQ "seq"
# endif
# ifndef F_SUBTYPE
# define F_SUBTYPE "subt"
# endif
# ifndef F_TYPE
# define F_TYPE "t"
# endif
# ifndef F_CLIENTNAME
# define F_CLIENTNAME "cn"
# endif
# ifndef F_XML_TAGNAME
# define F_XML_TAGNAME "__name__"
# endif
# ifndef T_CRM
# define T_CRM "crmd"
# endif
# ifndef T_ATTRD
# define T_ATTRD "attrd"
# endif
# define CIB_OPTIONS_FIRST "cib-bootstrap-options"
# define F_CRM_DATA "crm_xml"
# define F_CRM_TASK "crm_task"
# define F_CRM_HOST_TO "crm_host_to"
# define F_CRM_MSG_TYPE F_SUBTYPE
# define F_CRM_SYS_TO "crm_sys_to"
# define F_CRM_SYS_FROM "crm_sys_from"
# define F_CRM_HOST_FROM F_ORIG
# define F_CRM_REFERENCE XML_ATTR_REFERENCE
# define F_CRM_VERSION XML_ATTR_VERSION
# define F_CRM_ORIGIN "origin"
# define F_CRM_USER "crm_user"
# define F_CRM_JOIN_ID "join_id"
# define F_CRM_ELECTION_ID "election-id"
# define F_CRM_ELECTION_AGE_S "election-age-sec"
# define F_CRM_ELECTION_AGE_US "election-age-nano-sec"
# define F_CRM_ELECTION_OWNER "election-owner"
# define F_CRM_TGRAPH "crm-tgraph"
# define F_CRM_TGRAPH_INPUT "crm-tgraph-in"
# define F_CRM_THROTTLE_MODE "crm-limit-mode"
# define F_CRM_THROTTLE_MAX "crm-limit-max"
/*---- Common tags/attrs */
# define XML_DIFF_MARKER "__crm_diff_marker__"
# define XML_ATTR_TAGNAME F_XML_TAGNAME
# define XML_TAG_CIB "cib"
# define XML_TAG_FAILED "failed"
# define XML_ATTR_CRM_VERSION "crm_feature_set"
# define XML_ATTR_DIGEST "digest"
# define XML_ATTR_VALIDATION "validate-with"
# define XML_ATTR_QUORUM_PANIC "no-quorum-panic"
# define XML_ATTR_HAVE_QUORUM "have-quorum"
# define XML_ATTR_HAVE_WATCHDOG "have-watchdog"
# define XML_ATTR_EXPECTED_VOTES "expected-quorum-votes"
# define XML_ATTR_GENERATION "epoch"
# define XML_ATTR_GENERATION_ADMIN "admin_epoch"
# define XML_ATTR_NUMUPDATES "num_updates"
# define XML_ATTR_TIMEOUT "timeout"
# define XML_ATTR_ORIGIN "crm-debug-origin"
# define XML_ATTR_TSTAMP "crm-timestamp"
# define XML_CIB_ATTR_WRITTEN "cib-last-written"
# define XML_ATTR_VERSION "version"
# define XML_ATTR_DESC "description"
# define XML_ATTR_ID "id"
# define XML_ATTR_IDREF "id-ref"
# define XML_ATTR_ID_LONG "long-id"
# define XML_ATTR_TYPE "type"
# define XML_ATTR_FILTER_TYPE "type-filter"
# define XML_ATTR_FILTER_ID "id-filter"
# define XML_ATTR_FILTER_PRIORITY "priority-filter"
# define XML_ATTR_VERBOSE "verbose"
# define XML_ATTR_OP "op"
# define XML_ATTR_DC "is_dc"
# define XML_ATTR_DC_UUID "dc-uuid"
# define XML_ATTR_UPDATE_ORIG "update-origin"
# define XML_ATTR_UPDATE_CLIENT "update-client"
# define XML_ATTR_UPDATE_USER "update-user"
# define XML_BOOLEAN_TRUE "true"
# define XML_BOOLEAN_FALSE "false"
# define XML_BOOLEAN_YES XML_BOOLEAN_TRUE
# define XML_BOOLEAN_NO XML_BOOLEAN_FALSE
# define XML_TAG_OPTIONS "options"
/*---- top level tags/attrs */
# define XML_MSG_TAG "crm_message"
# define XML_MSG_TAG_DATA "msg_data"
# define XML_ATTR_REQUEST "request"
# define XML_ATTR_RESPONSE "response"
# define XML_ATTR_UNAME "uname"
# define XML_ATTR_UUID "id"
# define XML_ATTR_REFERENCE "reference"
# define XML_FAIL_TAG_RESOURCE "failed_resource"
# define XML_FAILRES_ATTR_RESID "resource_id"
# define XML_FAILRES_ATTR_REASON "reason"
# define XML_FAILRES_ATTR_RESSTATUS "resource_status"
# define XML_CRM_TAG_PING "ping_response"
# define XML_PING_ATTR_STATUS "result"
# define XML_PING_ATTR_SYSFROM "crm_subsystem"
# define XML_TAG_FRAGMENT "cib_fragment"
# define XML_ATTR_RESULT "result"
# define XML_ATTR_SECTION "section"
# define XML_FAIL_TAG_CIB "failed_update"
# define XML_FAILCIB_ATTR_ID "id"
# define XML_FAILCIB_ATTR_OBJTYPE "object_type"
# define XML_FAILCIB_ATTR_OP "operation"
# define XML_FAILCIB_ATTR_REASON "reason"
/*---- CIB specific tags/attrs */
# define XML_CIB_TAG_SECTION_ALL "all"
# define XML_CIB_TAG_CONFIGURATION "configuration"
# define XML_CIB_TAG_STATUS "status"
# define XML_CIB_TAG_RESOURCES "resources"
# define XML_CIB_TAG_NODES "nodes"
# define XML_CIB_TAG_DOMAINS "domains"
# define XML_CIB_TAG_CONSTRAINTS "constraints"
# define XML_CIB_TAG_CRMCONFIG "crm_config"
# define XML_CIB_TAG_OPCONFIG "op_defaults"
# define XML_CIB_TAG_RSCCONFIG "rsc_defaults"
# define XML_CIB_TAG_ACLS "acls"
# define XML_CIB_TAG_STATE "node_state"
# define XML_CIB_TAG_NODE "node"
# define XML_CIB_TAG_DOMAIN "domain"
# define XML_CIB_TAG_CONSTRAINT "constraint"
# define XML_CIB_TAG_NVPAIR "nvpair"
# define XML_CIB_TAG_PROPSET "cluster_property_set"
# define XML_TAG_ATTR_SETS "instance_attributes"
# define XML_TAG_META_SETS "meta_attributes"
# define XML_TAG_ATTRS "attributes"
# define XML_TAG_PARAMS "parameters"
# define XML_TAG_PARAM "param"
# define XML_TAG_UTILIZATION "utilization"
# define XML_TAG_RESOURCE_REF "resource_ref"
# define XML_CIB_TAG_RESOURCE "primitive"
# define XML_CIB_TAG_GROUP "group"
# define XML_CIB_TAG_INCARNATION "clone"
# define XML_CIB_TAG_MASTER "master"
# define XML_CIB_TAG_RSC_TEMPLATE "template"
# define XML_RSC_ATTR_ISOLATION_INSTANCE "isolation-instance"
# define XML_RSC_ATTR_ISOLATION_WRAPPER "isolation-wrapper"
# define XML_RSC_ATTR_ISOLATION_HOST "isolation-host"
# define XML_RSC_ATTR_ISOLATION "isolation"
# define XML_RSC_ATTR_RESTART "restart-type"
# define XML_RSC_ATTR_ORDERED "ordered"
# define XML_RSC_ATTR_INTERLEAVE "interleave"
# define XML_RSC_ATTR_INCARNATION "clone"
# define XML_RSC_ATTR_INCARNATION_MAX "clone-max"
# define XML_RSC_ATTR_INCARNATION_NODEMAX "clone-node-max"
# define XML_RSC_ATTR_MASTER_MAX "master-max"
# define XML_RSC_ATTR_MASTER_NODEMAX "master-node-max"
# define XML_RSC_ATTR_STATE "clone-state"
# define XML_RSC_ATTR_MANAGED "is-managed"
# define XML_RSC_ATTR_TARGET_ROLE "target-role"
# define XML_RSC_ATTR_UNIQUE "globally-unique"
# define XML_RSC_ATTR_NOTIFY "notify"
# define XML_RSC_ATTR_STICKINESS "resource-stickiness"
# define XML_RSC_ATTR_FAIL_STICKINESS "migration-threshold"
# define XML_RSC_ATTR_FAIL_TIMEOUT "failure-timeout"
# define XML_RSC_ATTR_MULTIPLE "multiple-active"
# define XML_RSC_ATTR_PRIORITY "priority"
# define XML_RSC_ATTR_REQUIRES "requires"
# define XML_RSC_ATTR_PROVIDES "provides"
# define XML_RSC_ATTR_CONTAINER "container"
# define XML_RSC_ATTR_INTERNAL_RSC "internal_rsc"
# define XML_RSC_ATTR_MAINTENANCE "maintenance"
# define XML_RSC_ATTR_REMOTE_NODE "remote-node"
# define XML_REMOTE_ATTR_RECONNECT_INTERVAL "reconnect_interval"
# define XML_OP_ATTR_ON_FAIL "on-fail"
# define XML_OP_ATTR_START_DELAY "start-delay"
# define XML_OP_ATTR_ALLOW_MIGRATE "allow-migrate"
# define XML_OP_ATTR_DEPENDENT "dependent-on"
# define XML_OP_ATTR_ORIGIN "interval-origin"
# define XML_OP_ATTR_PENDING "record-pending"
# define XML_CIB_TAG_LRM "lrm"
# define XML_LRM_TAG_RESOURCES "lrm_resources"
# define XML_LRM_TAG_RESOURCE "lrm_resource"
# define XML_LRM_TAG_AGENTS "lrm_agents"
# define XML_LRM_TAG_AGENT "lrm_agent"
# define XML_LRM_TAG_RSC_OP "lrm_rsc_op"
# define XML_AGENT_ATTR_CLASS "class"
# define XML_AGENT_ATTR_PROVIDER "provider"
# define XML_LRM_TAG_ATTRIBUTES "attributes"
# define XML_CIB_ATTR_REPLACE "replace"
# define XML_CIB_ATTR_SOURCE "source"
# define XML_CIB_ATTR_HEALTH "health"
# define XML_CIB_ATTR_WEIGHT "weight"
# define XML_CIB_ATTR_PRIORITY "priority"
# define XML_CIB_ATTR_CLEAR "clear_on"
# define XML_CIB_ATTR_SOURCE "source"
# define XML_NODE_JOIN_STATE "join"
# define XML_NODE_EXPECTED "expected"
# define XML_NODE_IN_CLUSTER "in_ccm"
# define XML_NODE_IS_PEER "crmd"
# define XML_NODE_IS_REMOTE "remote_node"
+# define XML_NODE_IS_REMOTE_FENCED "remote_node_fenced"
# define XML_CIB_ATTR_SHUTDOWN "shutdown"
# define XML_CIB_ATTR_STONITH "stonith"
# define XML_LRM_ATTR_INTERVAL "interval"
# define XML_LRM_ATTR_TASK "operation"
# define XML_LRM_ATTR_TASK_KEY "operation_key"
# define XML_LRM_ATTR_TARGET "on_node"
/*! used for remote nodes.
* For remote nodes the action is routed to the 'on_node'
* node location, and then from there if 'exec_on' is set
* the host will execute the action on the remote node
* it controls. */
# define XML_LRM_ATTR_ROUTER_NODE "router_node"
# define XML_LRM_ATTR_TARGET_UUID "on_node_uuid"
# define XML_LRM_ATTR_RSCID "rsc-id"
# define XML_LRM_ATTR_OPSTATUS "op-status"
# define XML_LRM_ATTR_RC "rc-code"
# define XML_LRM_ATTR_CALLID "call-id"
# define XML_LRM_ATTR_OP_DIGEST "op-digest"
# define XML_LRM_ATTR_OP_RESTART "op-force-restart"
# define XML_LRM_ATTR_RESTART_DIGEST "op-restart-digest"
# define XML_LRM_ATTR_EXIT_REASON "exit-reason"
# define XML_RSC_OP_LAST_CHANGE "last-rc-change"
# define XML_RSC_OP_LAST_RUN "last-run"
# define XML_RSC_OP_T_EXEC "exec-time"
# define XML_RSC_OP_T_QUEUE "queue-time"
# define XML_LRM_ATTR_MIGRATE_SOURCE "migrate_source"
# define XML_LRM_ATTR_MIGRATE_TARGET "migrate_target"
# define XML_TAG_GRAPH "transition_graph"
# define XML_GRAPH_TAG_RSC_OP "rsc_op"
# define XML_GRAPH_TAG_PSEUDO_EVENT "pseudo_event"
# define XML_GRAPH_TAG_CRM_EVENT "crm_event"
# define XML_TAG_RULE "rule"
# define XML_RULE_ATTR_SCORE "score"
# define XML_RULE_ATTR_SCORE_ATTRIBUTE "score-attribute"
# define XML_RULE_ATTR_SCORE_MANGLED "score-attribute-mangled"
# define XML_RULE_ATTR_ROLE "role"
# define XML_RULE_ATTR_RESULT "result"
# define XML_RULE_ATTR_BOOLEAN_OP "boolean-op"
# define XML_TAG_EXPRESSION "expression"
# define XML_EXPR_ATTR_ATTRIBUTE "attribute"
# define XML_EXPR_ATTR_OPERATION "operation"
# define XML_EXPR_ATTR_VALUE "value"
# define XML_EXPR_ATTR_TYPE "type"
# define XML_CONS_TAG_RSC_DEPEND "rsc_colocation"
# define XML_CONS_TAG_RSC_ORDER "rsc_order"
# define XML_CONS_TAG_RSC_LOCATION "rsc_location"
# define XML_CONS_TAG_RSC_TICKET "rsc_ticket"
# define XML_CONS_TAG_RSC_SET "resource_set"
# define XML_CONS_ATTR_SYMMETRICAL "symmetrical"
# define XML_LOCATION_ATTR_DISCOVERY "resource-discovery"
# define XML_COLOC_ATTR_SOURCE "rsc"
# define XML_COLOC_ATTR_SOURCE_ROLE "rsc-role"
# define XML_COLOC_ATTR_TARGET "with-rsc"
# define XML_COLOC_ATTR_TARGET_ROLE "with-rsc-role"
# define XML_COLOC_ATTR_NODE_ATTR "node-attribute"
# define XML_COLOC_ATTR_SOURCE_INSTANCE "rsc-instance"
# define XML_COLOC_ATTR_TARGET_INSTANCE "with-rsc-instance"
# define XML_ORDER_ATTR_FIRST "first"
# define XML_ORDER_ATTR_THEN "then"
# define XML_ORDER_ATTR_FIRST_ACTION "first-action"
# define XML_ORDER_ATTR_THEN_ACTION "then-action"
# define XML_ORDER_ATTR_FIRST_INSTANCE "first-instance"
# define XML_ORDER_ATTR_THEN_INSTANCE "then-instance"
# define XML_ORDER_ATTR_KIND "kind"
# define XML_TICKET_ATTR_TICKET "ticket"
# define XML_TICKET_ATTR_LOSS_POLICY "loss-policy"
# define XML_NVPAIR_ATTR_NAME "name"
# define XML_NVPAIR_ATTR_VALUE "value"
# define XML_NODE_ATTR_STATE "state"
# define XML_NODE_ATTR_RSC_DISCOVERY "resource-discovery-enabled"
# define XML_CONFIG_ATTR_DC_DEADTIME "dc-deadtime"
# define XML_CONFIG_ATTR_ELECTION_FAIL "election-timeout"
# define XML_CONFIG_ATTR_FORCE_QUIT "shutdown-escalation"
# define XML_CONFIG_ATTR_RECHECK "cluster-recheck-interval"
# define XML_CIB_TAG_GENERATION_TUPPLE "generation_tuple"
# define XML_ATTR_TRANSITION_MAGIC "transition-magic"
# define XML_ATTR_TRANSITION_KEY "transition-key"
# define XML_ATTR_TE_NOWAIT "op_no_wait"
# define XML_ATTR_TE_TARGET_RC "op_target_rc"
# define XML_ATTR_TE_ALLOWFAIL "op_allow_fail"
# define XML_ATTR_LRM_PROBE "lrm-is-probe"
# define XML_TAG_TRANSIENT_NODEATTRS "transient_attributes"
# define XML_TAG_DIFF_ADDED "diff-added"
# define XML_TAG_DIFF_REMOVED "diff-removed"
# define XML_ACL_TAG_USER "acl_target"
# define XML_ACL_TAG_USERv1 "acl_user"
# define XML_ACL_TAG_GROUP "acl_group"
# define XML_ACL_TAG_ROLE "acl_role"
# define XML_ACL_TAG_PERMISSION "acl_permission"
# define XML_ACL_TAG_ROLE_REF "role"
# define XML_ACL_TAG_ROLE_REFv1 "role_ref"
# define XML_ACL_ATTR_KIND "kind"
# define XML_ACL_TAG_READ "read"
# define XML_ACL_TAG_WRITE "write"
# define XML_ACL_TAG_DENY "deny"
# define XML_ACL_ATTR_REF "reference"
# define XML_ACL_ATTR_REFv1 "ref"
# define XML_ACL_ATTR_TAG "object-type"
# define XML_ACL_ATTR_TAGv1 "tag"
# define XML_ACL_ATTR_XPATH "xpath"
# define XML_ACL_ATTR_ATTRIBUTE "attribute"
# define XML_CIB_TAG_TICKETS "tickets"
# define XML_CIB_TAG_TICKET_STATE "ticket_state"
# define XML_CIB_TAG_TAGS "tags"
# define XML_CIB_TAG_TAG "tag"
# define XML_CIB_TAG_OBJ_REF "obj_ref"
# define XML_TAG_FENCING_TOPOLOGY "fencing-topology"
# define XML_TAG_FENCING_LEVEL "fencing-level"
# define XML_ATTR_STONITH_INDEX "index"
# define XML_ATTR_STONITH_TARGET "target"
# define XML_ATTR_STONITH_DEVICES "devices"
# define XML_TAG_DIFF "diff"
# define XML_DIFF_VERSION "version"
# define XML_DIFF_VSOURCE "source"
# define XML_DIFF_VTARGET "target"
# define XML_DIFF_CHANGE "change"
# define XML_DIFF_LIST "change-list"
# define XML_DIFF_ATTR "change-attr"
# define XML_DIFF_RESULT "change-result"
# define XML_DIFF_OP "operation"
# define XML_DIFF_PATH "path"
# define XML_DIFF_POSITION "position"
# include <crm/common/xml.h>
# define ID(x) crm_element_value(x, XML_ATTR_ID)
# define INSTANCE(x) crm_element_value(x, XML_CIB_ATTR_INSTANCE)
# define TSTAMP(x) crm_element_value(x, XML_ATTR_TSTAMP)
# define TYPE(x) crm_element_name(x)
# define NAME(x) crm_element_value(x, XML_NVPAIR_ATTR_NAME)
# define VALUE(x) crm_element_value(x, XML_NVPAIR_ATTR_VALUE)
#endif
diff --git a/include/crm/pengine/status.h b/include/crm/pengine/status.h
index c3ca21d190..7572930946 100644
--- a/include/crm/pengine/status.h
+++ b/include/crm/pengine/status.h
@@ -1,403 +1,404 @@
/*
* 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
*/
#ifndef PENGINE_STATUS__H
# define PENGINE_STATUS__H
# include <glib.h>
# include <crm/common/iso8601.h>
# include <crm/pengine/common.h>
typedef struct node_s pe_node_t;
typedef struct node_s node_t;
typedef struct pe_action_s action_t;
typedef struct pe_action_s pe_action_t;
typedef struct resource_s resource_t;
typedef struct ticket_s ticket_t;
typedef enum no_quorum_policy_e {
no_quorum_freeze,
no_quorum_stop,
no_quorum_ignore,
no_quorum_suicide
} no_quorum_policy_t;
enum node_type {
node_ping,
node_member,
node_remote
};
enum pe_restart {
pe_restart_restart,
pe_restart_ignore
};
enum pe_find {
pe_find_renamed = 0x001,
pe_find_clone = 0x004,
pe_find_current = 0x008,
pe_find_inactive = 0x010,
};
# define pe_flag_have_quorum 0x00000001ULL
# define pe_flag_symmetric_cluster 0x00000002ULL
# define pe_flag_is_managed_default 0x00000004ULL
# define pe_flag_maintenance_mode 0x00000008ULL
# define pe_flag_stonith_enabled 0x00000010ULL
# define pe_flag_have_stonith_resource 0x00000020ULL
# define pe_flag_enable_unfencing 0x00000040ULL
# define pe_flag_stop_rsc_orphans 0x00000100ULL
# define pe_flag_stop_action_orphans 0x00000200ULL
# define pe_flag_stop_everything 0x00000400ULL
# define pe_flag_start_failure_fatal 0x00001000ULL
# define pe_flag_remove_after_stop 0x00002000ULL
# define pe_flag_startup_probes 0x00010000ULL
# define pe_flag_have_status 0x00020000ULL
# define pe_flag_have_remote_nodes 0x00040000ULL
# define pe_flag_quick_location 0x00100000ULL
typedef struct pe_working_set_s {
xmlNode *input;
crm_time_t *now;
/* options extracted from the input */
char *dc_uuid;
node_t *dc_node;
const char *stonith_action;
const char *placement_strategy;
unsigned long long flags;
int stonith_timeout;
int default_resource_stickiness;
no_quorum_policy_t no_quorum_policy;
GHashTable *config_hash;
GHashTable *tickets;
GHashTable *singletons; /* Actions for which there can be only one - ie. fence nodeX */
GListPtr nodes;
GListPtr resources;
GListPtr placement_constraints;
GListPtr ordering_constraints;
GListPtr colocation_constraints;
GListPtr ticket_constraints;
GListPtr actions;
xmlNode *failed;
xmlNode *op_defaults;
xmlNode *rsc_defaults;
/* stats */
int num_synapse;
int max_valid_nodes;
int order_id;
int action_id;
/* final output */
xmlNode *graph;
GHashTable *template_rsc_sets;
const char *localhost;
GHashTable *tags;
} pe_working_set_t;
struct node_shared_s {
const char *id;
const char *uname;
/* Make all these flags into a bitfield one day */
gboolean online;
gboolean standby;
gboolean standby_onfail;
gboolean pending;
gboolean unclean;
gboolean unseen;
gboolean shutdown;
gboolean expected_up;
gboolean is_dc;
gboolean rsc_discovery_enabled;
gboolean remote_requires_reset;
+ gboolean remote_was_fenced;
int num_resources;
GListPtr running_rsc; /* resource_t* */
GListPtr allocated_rsc; /* resource_t* */
resource_t *remote_rsc;
GHashTable *attrs; /* char* => char* */
enum node_type type;
GHashTable *utilization;
/*! cache of calculated rsc digests for this node. */
GHashTable *digest_cache;
gboolean maintenance;
};
struct node_s {
int weight;
gboolean fixed;
int rsc_discover_mode;
int count;
struct node_shared_s *details;
};
# include <crm/pengine/complex.h>
# define pe_rsc_orphan 0x00000001ULL
# define pe_rsc_managed 0x00000002ULL
# define pe_rsc_block 0x00000004ULL /* Further operations are prohibited due to failure policy */
# define pe_rsc_orphan_container_filler 0x00000008ULL
# define pe_rsc_notify 0x00000010ULL
# define pe_rsc_unique 0x00000020ULL
# define pe_rsc_fence_device 0x00000040ULL
# define pe_rsc_provisional 0x00000100ULL
# define pe_rsc_allocating 0x00000200ULL
# define pe_rsc_merging 0x00000400ULL
# define pe_rsc_munging 0x00000800ULL
# define pe_rsc_try_reload 0x00001000ULL
# define pe_rsc_reload 0x00002000ULL
# define pe_rsc_failed 0x00010000ULL
# define pe_rsc_shutdown 0x00020000ULL
# define pe_rsc_runnable 0x00040000ULL
# define pe_rsc_start_pending 0x00080000ULL
# define pe_rsc_starting 0x00100000ULL
# define pe_rsc_stopping 0x00200000ULL
# define pe_rsc_migrating 0x00400000ULL
# define pe_rsc_allow_migrate 0x00800000ULL
# define pe_rsc_failure_ignored 0x01000000ULL
# define pe_rsc_unexpectedly_running 0x02000000ULL
# define pe_rsc_maintenance 0x04000000ULL
# define pe_rsc_needs_quorum 0x10000000ULL
# define pe_rsc_needs_fencing 0x20000000ULL
# define pe_rsc_needs_unfencing 0x40000000ULL
# define pe_rsc_have_unfencing 0x80000000ULL
enum pe_graph_flags {
pe_graph_none = 0x00000,
pe_graph_updated_first = 0x00001,
pe_graph_updated_then = 0x00002,
pe_graph_disable = 0x00004,
};
/* *INDENT-OFF* */
enum pe_action_flags {
pe_action_pseudo = 0x00001,
pe_action_runnable = 0x00002,
pe_action_optional = 0x00004,
pe_action_print_always = 0x00008,
pe_action_have_node_attrs = 0x00010,
pe_action_failure_is_fatal = 0x00020,
pe_action_implied_by_stonith = 0x00040,
pe_action_migrate_runnable = 0x00080,
pe_action_dumped = 0x00100,
pe_action_processed = 0x00200,
pe_action_clear = 0x00400,
pe_action_dangle = 0x00800,
pe_action_requires_any = 0x01000, /* This action requires one or mre of its dependancies to be runnable
* We use this to clear the runnable flag before checking dependancies
*/
pe_action_reschedule = 0x02000,
};
/* *INDENT-ON* */
struct resource_s {
char *id;
char *clone_name;
xmlNode *xml;
xmlNode *orig_xml;
xmlNode *ops_xml;
resource_t *parent;
void *variant_opaque;
enum pe_obj_types variant;
resource_object_functions_t *fns;
resource_alloc_functions_t *cmds;
enum rsc_recovery_type recovery_type;
enum pe_restart restart_type;
int priority;
int stickiness;
int sort_index;
int failure_timeout;
int remote_reconnect_interval;
int effective_priority;
int migration_threshold;
gboolean is_remote_node;
gboolean exclusive_discover;
unsigned long long flags;
GListPtr rsc_cons_lhs; /* rsc_colocation_t* */
GListPtr rsc_cons; /* rsc_colocation_t* */
GListPtr rsc_location; /* rsc_to_node_t* */
GListPtr actions; /* action_t* */
GListPtr rsc_tickets; /* rsc_ticket* */
node_t *allocated_to;
GListPtr running_on; /* node_t* */
GHashTable *known_on; /* node_t* */
GHashTable *allowed_nodes; /* node_t* */
enum rsc_role_e role;
enum rsc_role_e next_role;
GHashTable *meta;
GHashTable *parameters;
GHashTable *utilization;
GListPtr children; /* resource_t* */
GListPtr dangling_migrations; /* node_t* */
node_t *partial_migration_target;
node_t *partial_migration_source;
resource_t *container;
GListPtr fillers;
char *pending_task;
const char *isolation_wrapper;
};
struct pe_action_s {
int id;
int priority;
resource_t *rsc;
node_t *node;
xmlNode *op_entry;
char *task;
char *uuid;
char *cancel_task;
enum pe_action_flags flags;
enum rsc_start_requirement needs;
enum action_fail_response on_fail;
enum rsc_role_e fail_role;
action_t *pre_notify;
action_t *pre_notified;
action_t *post_notify;
action_t *post_notified;
int seen_count;
GHashTable *meta;
GHashTable *extra;
GListPtr actions_before; /* action_warpper_t* */
GListPtr actions_after; /* action_warpper_t* */
};
struct ticket_s {
char *id;
gboolean granted;
time_t last_granted;
gboolean standby;
GHashTable *state;
};
typedef struct tag_s {
char *id;
GListPtr refs;
} tag_t;
enum pe_link_state {
pe_link_not_dumped,
pe_link_dumped,
pe_link_dup,
};
/* *INDENT-OFF* */
enum pe_ordering {
pe_order_none = 0x0, /* deleted */
pe_order_optional = 0x1, /* pure ordering, nothing implied */
pe_order_apply_first_non_migratable = 0x2, /* Only apply this constraint's ordering if first is not migratable. */
pe_order_implies_first = 0x10, /* If 'then' is required, ensure 'first' is too */
pe_order_implies_then = 0x20, /* If 'first' is required, ensure 'then' is too */
pe_order_implies_first_master = 0x40, /* Imply 'first' is required when 'then' is required and then's rsc holds Master role. */
/* first requires then to be both runnable and migrate runnable. */
pe_order_implies_first_migratable = 0x80,
pe_order_runnable_left = 0x100, /* 'then' requires 'first' to be runnable */
pe_order_pseudo_left = 0x200, /* 'then' can only be pseudo if 'first' is runnable */
pe_order_implies_then_on_node = 0x400, /* If 'first' is required on 'nodeX',
* ensure instances of 'then' on 'nodeX' are too.
* Only really useful if 'then' is a clone and 'first' is not
*/
pe_order_restart = 0x1000, /* 'then' is runnable if 'first' is optional or runnable */
pe_order_stonith_stop = 0x2000, /* only applies if the action is non-pseudo */
pe_order_serialize_only = 0x4000, /* serialize */
pe_order_implies_first_printed = 0x10000, /* Like ..implies_first but only ensures 'first' is printed, not manditory */
pe_order_implies_then_printed = 0x20000, /* Like ..implies_then but only ensures 'then' is printed, not manditory */
pe_order_asymmetrical = 0x100000, /* Indicates asymmetrical one way ordering constraint. */
pe_order_load = 0x200000, /* Only relevant if... */
pe_order_one_or_more = 0x400000, /* 'then' is only runnable if one or more of it's dependancies are too */
pe_order_anti_colocation = 0x800000,
pe_order_preserve = 0x1000000, /* Hack for breaking user ordering constraints with container resources */
pe_order_trace = 0x4000000, /* test marker */
};
/* *INDENT-ON* */
typedef struct action_wrapper_s action_wrapper_t;
struct action_wrapper_s {
enum pe_ordering type;
enum pe_link_state state;
action_t *action;
};
const char *rsc_printable_id(resource_t *rsc);
gboolean cluster_status(pe_working_set_t * data_set);
void set_working_set_defaults(pe_working_set_t * data_set);
void cleanup_calculations(pe_working_set_t * data_set);
resource_t *pe_find_resource(GListPtr rsc_list, const char *id_rh);
node_t *pe_find_node(GListPtr node_list, const char *uname);
node_t *pe_find_node_id(GListPtr node_list, const char *id);
node_t *pe_find_node_any(GListPtr node_list, const char *id, const char *uname);
GListPtr find_operations(const char *rsc, const char *node, gboolean active_filter,
pe_working_set_t * data_set);
#endif
diff --git a/lib/pengine/unpack.c b/lib/pengine/unpack.c
index 6646c8709b..4406578b22 100644
--- a/lib/pengine/unpack.c
+++ b/lib/pengine/unpack.c
@@ -1,3348 +1,3354 @@
/*
* 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,
enum action_fail_response *failed, pe_working_set_t * data_set);
static gboolean determine_remote_online_status(node_t * this_node);
static gboolean
is_dangling_container_remote_node(node_t *node)
{
/* we are looking for a remote-node that was supposed to be mapped to a
* container resource, but all traces of that container have disappeared
* from both the config and the status section. */
if (is_remote_node(node) &&
node->details->remote_rsc &&
node->details->remote_rsc->container == NULL &&
is_set(node->details->remote_rsc->flags, pe_rsc_orphan_container_filler)) {
return TRUE;
}
return FALSE;
}
void
pe_fence_node(pe_working_set_t * data_set, node_t * node, const char *reason)
{
CRM_CHECK(node, return);
/* fence remote nodes living in a container by marking the container as failed. */
if (is_container_remote_node(node)) {
resource_t *rsc = node->details->remote_rsc->container;
if (is_set(rsc->flags, pe_rsc_failed) == FALSE) {
crm_warn("Remote node %s will be fenced by recovering container resource %s",
node->details->uname, rsc->id, reason);
set_bit(rsc->flags, pe_rsc_failed);
}
} else if (is_dangling_container_remote_node(node)) {
crm_info("Fencing remote node %s has already occurred, container no longer exists. cleaning up dangling connection resource: %s",
node->details->uname, reason);
set_bit(node->details->remote_rsc->flags, pe_rsc_failed);
} else if (is_baremetal_remote_node(node)) {
if(pe_can_fence(data_set, node)) {
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;
node->details->remote_requires_reset = TRUE;
} else if (node->details->unclean == FALSE) {
if(pe_can_fence(data_set, node)) {
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;
} else {
crm_trace("Huh? %s %s", node->details->uname, reason);
}
}
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);
xmlXPathObjectPtr xpathObj = NULL;
if(is_not_set(data_set->flags, pe_flag_enable_unfencing)) {
xpathObj = xpath_search(data_set->input, "//nvpair[@name='provides' and @value='unfencing']");
if(xpathObj && numXpathResults(xpathObj) > 0) {
set_bit(data_set->flags, pe_flag_enable_unfencing);
}
freeXpathObject(xpathObj);
}
if(is_not_set(data_set->flags, pe_flag_enable_unfencing)) {
xpathObj = xpath_search(data_set->input, "//nvpair[@name='requires' and @value='unfencing']");
if(xpathObj && numXpathResults(xpathObj) > 0) {
set_bit(data_set->flags, pe_flag_enable_unfencing);
}
freeXpathObject(xpathObj);
}
#ifdef REDHAT_COMPAT_6
if(is_not_set(data_set->flags, pe_flag_enable_unfencing)) {
xpathObj = xpath_search(data_set->input, "//primitive[@type='fence_scsi']");
if(xpathObj && numXpathResults(xpathObj) > 0) {
set_bit(data_set->flags, pe_flag_enable_unfencing);
}
freeXpathObject(xpathObj);
}
#endif
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);
if(is_not_set(data_set->flags, pe_flag_startup_probes)) {
crm_info("Startup probes: disabled (dangerous)");
}
value = pe_pref(data_set->config_hash, XML_ATTR_HAVE_WATCHDOG);
if (value && crm_is_true(value)) {
crm_notice("Relying on watchdog integration for fencing");
set_bit(data_set->flags, pe_flag_have_stonith_resource);
}
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_debug("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;
}
static void
destroy_digest_cache(gpointer ptr)
{
op_digest_cache_t *data = ptr;
free_xml(data->params_all);
free_xml(data->params_restart);
free(data->digest_all_calc);
free(data->digest_restart_calc);
free(data);
}
static node_t *
create_node(const char *id, const char *uname, const char *type, const char *score, pe_working_set_t * data_set)
{
node_t *new_node = NULL;
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 NULL;
}
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 NULL;
}
crm_trace("Creating node for entry %s/%s", uname, id);
new_node->details->id = id;
new_node->details->uname = uname;
new_node->details->online = FALSE;
new_node->details->shutdown = FALSE;
new_node->details->rsc_discovery_enabled = TRUE;
new_node->details->running_rsc = NULL;
new_node->details->type = node_ping;
if (safe_str_eq(type, "remote")) {
new_node->details->type = node_remote;
set_bit(data_set->flags, pe_flag_have_remote_nodes);
} else if (type == NULL || safe_str_eq(type, "member")
|| safe_str_eq(type, NORMALNODE)) {
new_node->details->type = node_member;
}
new_node->details->attrs = g_hash_table_new_full(crm_str_hash, g_str_equal,
g_hash_destroy_str,
g_hash_destroy_str);
if (is_remote_node(new_node)) {
g_hash_table_insert(new_node->details->attrs, strdup("#kind"), strdup("remote"));
} else {
g_hash_table_insert(new_node->details->attrs, strdup("#kind"), strdup("cluster"));
}
new_node->details->utilization =
g_hash_table_new_full(crm_str_hash, g_str_equal, g_hash_destroy_str,
g_hash_destroy_str);
new_node->details->digest_cache =
g_hash_table_new_full(crm_str_hash, g_str_equal, g_hash_destroy_str,
destroy_digest_cache);
data_set->nodes = g_list_insert_sorted(data_set->nodes, new_node, sort_node_uname);
return new_node;
}
static const char *
expand_remote_rsc_meta(xmlNode *xml_obj, xmlNode *parent, GHashTable **rsc_name_check)
{
xmlNode *xml_rsc = NULL;
xmlNode *xml_tmp = NULL;
xmlNode *attr_set = NULL;
xmlNode *attr = NULL;
const char *container_id = ID(xml_obj);
const char *remote_name = NULL;
const char *remote_server = NULL;
const char *remote_port = NULL;
const char *connect_timeout = "60s";
const char *remote_allow_migrate=NULL;
char *tmp_id = NULL;
for (attr_set = __xml_first_child(xml_obj); attr_set != NULL; attr_set = __xml_next(attr_set)) {
if (safe_str_neq((const char *)attr_set->name, XML_TAG_META_SETS)) {
continue;
}
for (attr = __xml_first_child(attr_set); attr != NULL; attr = __xml_next(attr)) {
const char *value = crm_element_value(attr, XML_NVPAIR_ATTR_VALUE);
const char *name = crm_element_value(attr, XML_NVPAIR_ATTR_NAME);
if (safe_str_eq(name, XML_RSC_ATTR_REMOTE_NODE)) {
remote_name = value;
} else if (safe_str_eq(name, "remote-addr")) {
remote_server = value;
} else if (safe_str_eq(name, "remote-port")) {
remote_port = value;
} else if (safe_str_eq(name, "remote-connect-timeout")) {
connect_timeout = value;
} else if (safe_str_eq(name, "remote-allow-migrate")) {
remote_allow_migrate=value;
}
}
}
if (remote_name == NULL) {
return NULL;
}
if (*rsc_name_check == NULL) {
*rsc_name_check = g_hash_table_new(crm_str_hash, g_str_equal);
for (xml_rsc = __xml_first_child(parent); xml_rsc != NULL; xml_rsc = __xml_next(xml_rsc)) {
const char *id = ID(xml_rsc);
/* avoiding heap allocation here because we know the duration of this hashtable allows us to */
g_hash_table_insert(*rsc_name_check, (char *) id, (char *) id);
}
}
if (g_hash_table_lookup(*rsc_name_check, remote_name)) {
crm_err("Naming conflict with remote-node=%s. remote-nodes can not have the same name as a resource.",
remote_name);
return NULL;
}
xml_rsc = create_xml_node(parent, XML_CIB_TAG_RESOURCE);
crm_xml_add(xml_rsc, XML_ATTR_ID, remote_name);
crm_xml_add(xml_rsc, XML_AGENT_ATTR_CLASS, "ocf");
crm_xml_add(xml_rsc, XML_AGENT_ATTR_PROVIDER, "pacemaker");
crm_xml_add(xml_rsc, XML_ATTR_TYPE, "remote");
xml_tmp = create_xml_node(xml_rsc, XML_TAG_META_SETS);
tmp_id = crm_concat(remote_name, XML_TAG_META_SETS, '_');
crm_xml_add(xml_tmp, XML_ATTR_ID, tmp_id);
free(tmp_id);
attr = create_xml_node(xml_tmp, XML_CIB_TAG_NVPAIR);
tmp_id = crm_concat(remote_name, "meta-attributes-container", '_');
crm_xml_add(attr, XML_ATTR_ID, tmp_id);
crm_xml_add(attr, XML_NVPAIR_ATTR_NAME, XML_RSC_ATTR_CONTAINER);
crm_xml_add(attr, XML_NVPAIR_ATTR_VALUE, container_id);
free(tmp_id);
attr = create_xml_node(xml_tmp, XML_CIB_TAG_NVPAIR);
tmp_id = crm_concat(remote_name, "meta-attributes-internal", '_');
crm_xml_add(attr, XML_ATTR_ID, tmp_id);
crm_xml_add(attr, XML_NVPAIR_ATTR_NAME, XML_RSC_ATTR_INTERNAL_RSC);
crm_xml_add(attr, XML_NVPAIR_ATTR_VALUE, "true");
free(tmp_id);
if (remote_allow_migrate) {
attr = create_xml_node(xml_tmp, XML_CIB_TAG_NVPAIR);
tmp_id = crm_concat(remote_name, "meta-attributes-container", '_');
crm_xml_add(attr, XML_ATTR_ID, tmp_id);
crm_xml_add(attr, XML_NVPAIR_ATTR_NAME, XML_OP_ATTR_ALLOW_MIGRATE);
crm_xml_add(attr, XML_NVPAIR_ATTR_VALUE, remote_allow_migrate);
free(tmp_id);
}
xml_tmp = create_xml_node(xml_rsc, "operations");
attr = create_xml_node(xml_tmp, XML_ATTR_OP);
tmp_id = crm_concat(remote_name, "monitor-interval-30s", '_');
crm_xml_add(attr, XML_ATTR_ID, tmp_id);
crm_xml_add(attr, XML_ATTR_TIMEOUT, "30s");
crm_xml_add(attr, XML_LRM_ATTR_INTERVAL, "30s");
crm_xml_add(attr, XML_NVPAIR_ATTR_NAME, "monitor");
free(tmp_id);
if (connect_timeout) {
attr = create_xml_node(xml_tmp, XML_ATTR_OP);
tmp_id = crm_concat(remote_name, "start-interval-0", '_');
crm_xml_add(attr, XML_ATTR_ID, tmp_id);
crm_xml_add(attr, XML_ATTR_TIMEOUT, connect_timeout);
crm_xml_add(attr, XML_LRM_ATTR_INTERVAL, "0");
crm_xml_add(attr, XML_NVPAIR_ATTR_NAME, "start");
free(tmp_id);
}
if (remote_port || remote_server) {
xml_tmp = create_xml_node(xml_rsc, XML_TAG_ATTR_SETS);
tmp_id = crm_concat(remote_name, XML_TAG_ATTR_SETS, '_');
crm_xml_add(xml_tmp, XML_ATTR_ID, tmp_id);
free(tmp_id);
if (remote_server) {
attr = create_xml_node(xml_tmp, XML_CIB_TAG_NVPAIR);
tmp_id = crm_concat(remote_name, "instance-attributes-addr", '_');
crm_xml_add(attr, XML_ATTR_ID, tmp_id);
crm_xml_add(attr, XML_NVPAIR_ATTR_NAME, "addr");
crm_xml_add(attr, XML_NVPAIR_ATTR_VALUE, remote_server);
free(tmp_id);
}
if (remote_port) {
attr = create_xml_node(xml_tmp, XML_CIB_TAG_NVPAIR);
tmp_id = crm_concat(remote_name, "instance-attributes-port", '_');
crm_xml_add(attr, XML_ATTR_ID, tmp_id);
crm_xml_add(attr, XML_NVPAIR_ATTR_NAME, "port");
crm_xml_add(attr, XML_NVPAIR_ATTR_VALUE, remote_port);
free(tmp_id);
}
}
return remote_name;
}
static void
handle_startup_fencing(pe_working_set_t *data_set, node_t *new_node)
{
static const char *blind_faith = NULL;
static gboolean unseen_are_unclean = TRUE;
if ((new_node->details->type == node_remote) && (new_node->details->remote_rsc == NULL)) {
/* ignore fencing remote-nodes that don't have a conneciton resource associated
* with them. This happens when remote-node entries get left in the nodes section
* after the connection resource is removed */
return;
}
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");
}
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;
}
/* We need to be able to determine if a node's status section
* exists or not separate from whether the node is unclean. */
new_node->details->unseen = 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;
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;
}
new_node = create_node(id, uname, type, score, data_set);
if (new_node == NULL) {
return FALSE;
}
/* if(data_set->have_quorum == FALSE */
/* && data_set->no_quorum_policy == no_quorum_stop) { */
/* /\* start shutting resources down *\/ */
/* new_node->weight = -INFINITY; */
/* } */
handle_startup_fencing(data_set, new_node);
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);
crm_trace("Done with node %s", crm_element_value(xml_obj, XML_ATTR_UNAME));
}
}
if (data_set->localhost && pe_find_node(data_set->nodes, data_set->localhost) == NULL) {
crm_info("Creating a fake local node");
create_node(data_set->localhost, data_set->localhost, NULL, 0, data_set);
}
return TRUE;
}
static void
setup_container(resource_t * rsc, pe_working_set_t * data_set)
{
const char *container_id = NULL;
if (rsc->children) {
GListPtr gIter = rsc->children;
for (; gIter != NULL; gIter = gIter->next) {
resource_t *child_rsc = (resource_t *) gIter->data;
setup_container(child_rsc, data_set);
}
return;
}
container_id = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_CONTAINER);
if (container_id && safe_str_neq(container_id, rsc->id)) {
resource_t *container = pe_find_resource(data_set->resources, container_id);
if (container) {
rsc->container = container;
container->fillers = g_list_append(container->fillers, rsc);
pe_rsc_trace(rsc, "Resource %s's container is %s", rsc->id, container_id);
} else {
pe_err("Resource %s: Unknown resource container (%s)", rsc->id, container_id);
}
}
}
gboolean
unpack_remote_nodes(xmlNode * xml_resources, pe_working_set_t * data_set)
{
xmlNode *xml_obj = NULL;
GHashTable *rsc_name_check = NULL;
/* generate remote nodes from resource config before unpacking resources */
for (xml_obj = __xml_first_child(xml_resources); xml_obj != NULL; xml_obj = __xml_next(xml_obj)) {
const char *new_node_id = NULL;
/* remote rsc can be defined as primitive, or exist within the metadata of another rsc */
if (xml_contains_remote_node(xml_obj)) {
new_node_id = ID(xml_obj);
/* This check is here to make sure we don't iterate over
* an expanded node that has already been added to the node list. */
if (new_node_id && pe_find_node(data_set->nodes, new_node_id) != NULL) {
continue;
}
} else {
/* expands a metadata defined remote resource into the xml config
* as an actual rsc primitive to be unpacked later. */
new_node_id = expand_remote_rsc_meta(xml_obj, xml_resources, &rsc_name_check);
}
if (new_node_id) {
crm_trace("detected remote node %s", new_node_id);
/* only create the remote node entry if the node didn't already exist */
if (pe_find_node(data_set->nodes, new_node_id) == NULL) {
create_node(new_node_id, new_node_id, "remote", NULL, data_set);
}
}
}
if (rsc_name_check) {
g_hash_table_destroy(rsc_name_check);
}
return TRUE;
}
/* Call this after all the nodes and resources have been
* unpacked, but before the status section is read.
*
* A remote node's online status is reflected by the state
* of the remote node's connection resource. We need to link
* the remote node to this connection resource so we can have
* easy access to the connection resource during the PE calculations.
*/
static void
link_rsc2remotenode(pe_working_set_t *data_set, resource_t *new_rsc)
{
node_t *remote_node = NULL;
if (new_rsc->is_remote_node == FALSE) {
return;
}
if (is_set(data_set->flags, pe_flag_quick_location)) {
/* remote_nodes and remote_resources are not linked in quick location calculations */
return;
}
print_resource(LOG_DEBUG_3, "Linking remote-node connection resource, ", new_rsc, FALSE);
remote_node = pe_find_node(data_set->nodes, new_rsc->id);
CRM_CHECK(remote_node != NULL, return;);
remote_node->details->remote_rsc = new_rsc;
/* If this is a baremetal remote-node (no container resource
* associated with it) then we need to handle startup fencing the same way
* as cluster nodes. */
if (new_rsc->container == NULL) {
handle_startup_fencing(data_set, remote_node);
} else {
/* At this point we know if the remote node is a container or baremetal
* remote node, update the #kind attribute if a container is involved */
g_hash_table_replace(remote_node->details->attrs, strdup("#kind"), strdup("container"));
}
}
static void
destroy_tag(gpointer data)
{
tag_t *tag = data;
if (tag) {
free(tag->id);
g_list_free_full(tag->refs, free);
free(tag);
}
}
gboolean
unpack_resources(xmlNode * xml_resources, pe_working_set_t * data_set)
{
xmlNode *xml_obj = NULL;
GListPtr gIter = NULL;
data_set->template_rsc_sets =
g_hash_table_new_full(crm_str_hash, g_str_equal, g_hash_destroy_str,
destroy_tag);
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);
if (xml_contains_remote_node(xml_obj)) {
new_rsc->is_remote_node = TRUE;
}
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);
}
}
}
for (gIter = data_set->resources; gIter != NULL; gIter = gIter->next) {
resource_t *rsc = (resource_t *) gIter->data;
setup_container(rsc, data_set);
link_rsc2remotenode(data_set, rsc);
}
data_set->resources = g_list_sort(data_set->resources, sort_rsc_priority);
if (is_set(data_set->flags, pe_flag_quick_location)) {
/* Ignore */
} else 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;
}
gboolean
unpack_tags(xmlNode * xml_tags, pe_working_set_t * data_set)
{
xmlNode *xml_tag = NULL;
data_set->tags =
g_hash_table_new_full(crm_str_hash, g_str_equal, g_hash_destroy_str, destroy_tag);
for (xml_tag = __xml_first_child(xml_tags); xml_tag != NULL; xml_tag = __xml_next(xml_tag)) {
xmlNode *xml_obj_ref = NULL;
const char *tag_id = ID(xml_tag);
if (crm_str_eq((const char *)xml_tag->name, XML_CIB_TAG_TAG, TRUE) == FALSE) {
continue;
}
if (tag_id == NULL) {
crm_config_err("Failed unpacking %s: %s should be specified",
crm_element_name(xml_tag), XML_ATTR_ID);
continue;
}
for (xml_obj_ref = __xml_first_child(xml_tag); xml_obj_ref != NULL; xml_obj_ref = __xml_next(xml_obj_ref)) {
const char *obj_ref = ID(xml_obj_ref);
if (crm_str_eq((const char *)xml_obj_ref->name, XML_CIB_TAG_OBJ_REF, TRUE) == FALSE) {
continue;
}
if (obj_ref == NULL) {
crm_config_err("Failed unpacking %s for tag %s: %s should be specified",
crm_element_name(xml_obj_ref), tag_id, XML_ATTR_ID);
continue;
}
if (add_tag_ref(data_set->tags, tag_id, obj_ref) == FALSE) {
return FALSE;
}
}
}
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 *state = NULL;
xmlNode *lrm_rsc = 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)) {
xmlNode *attrs = NULL;
const char *resource_discovery_enabled = NULL;
id = crm_element_value(state, XML_ATTR_ID);
uname = crm_element_value(state, XML_ATTR_UNAME);
this_node = pe_find_node_any(data_set->nodes, id, uname);
if (uname == NULL) {
/* error */
continue;
} else if (this_node == NULL) {
crm_config_warn("Node %s in status section no longer exists", uname);
continue;
} else if (is_remote_node(this_node)) {
- /* online state for remote nodes is determined by the rsc state
- * after all the unpacking is done. */
+ /* online state for remote nodes is determined by the
+ * rsc state after all the unpacking is done. we do however
+ * need to mark whether or not the node has been fenced as this plays
+ * a role during unpacking cluster node resource state */
+ this_node->details->remote_was_fenced = crm_is_true(crm_element_value(state, XML_NODE_IS_REMOTE_FENCED));
continue;
}
crm_trace("Processing node id=%s, uname=%s", id, uname);
/* Mark the node as provisionally clean
* - at least we have seen it in the current cluster's lifetime
*/
this_node->details->unclean = FALSE;
this_node->details->unseen = FALSE;
attrs = find_xml_node(state, XML_TAG_TRANSIENT_NODEATTRS, 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;
}
if (crm_is_true(g_hash_table_lookup(this_node->details->attrs, "maintenance"))) {
crm_info("Node %s is in maintenance-mode", this_node->details->uname);
this_node->details->maintenance = TRUE;
}
resource_discovery_enabled = g_hash_table_lookup(this_node->details->attrs, XML_NODE_ATTR_RSC_DISCOVERY);
if (resource_discovery_enabled && !crm_is_true(resource_discovery_enabled)) {
crm_warn("ignoring %s attribute on node %s, disabling resource discovery is not allowed on cluster nodes",
XML_NODE_ATTR_RSC_DISCOVERY, this_node->details->uname);
}
crm_trace("determining node state");
determine_online_status(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 */
for (state = __xml_first_child(status); state != NULL; state = __xml_next(state)) {
if (crm_str_eq((const char *)state->name, XML_CIB_TAG_STATE, TRUE) == FALSE) {
continue;
}
id = crm_element_value(state, XML_ATTR_ID);
uname = crm_element_value(state, XML_ATTR_UNAME);
this_node = pe_find_node_any(data_set->nodes, id, uname);
if (this_node == NULL) {
crm_info("Node %s is unknown", id);
continue;
} else if (is_remote_node(this_node)) {
/* online status of remote node can not be determined until all other
* resource status is unpacked. */
continue;
} else if (this_node->details->online || is_set(data_set->flags, pe_flag_stonith_enabled)) {
crm_trace("Processing lrm resource entries on healthy node: %s",
this_node->details->uname);
lrm_rsc = find_xml_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 that the rest of the cluster's status is determined
* calculate remote-nodes */
unpack_remote_status(status, data_set);
return TRUE;
}
gboolean
unpack_remote_status(xmlNode * status, pe_working_set_t * data_set)
{
const char *id = NULL;
const char *uname = NULL;
GListPtr gIter = NULL;
xmlNode *state = NULL;
xmlNode *lrm_rsc = NULL;
node_t *this_node = NULL;
if (is_set(data_set->flags, pe_flag_have_remote_nodes) == FALSE) {
crm_trace("no remote nodes to unpack");
return TRUE;
}
/* get online status */
for (gIter = data_set->nodes; gIter != NULL; gIter = gIter->next) {
this_node = gIter->data;
if ((this_node == NULL) || (is_remote_node(this_node) == FALSE)) {
continue;
}
determine_remote_online_status(this_node);
}
/* process attributes */
for (state = __xml_first_child(status); state != NULL; state = __xml_next(state)) {
const char *resource_discovery_enabled = NULL;
xmlNode *attrs = NULL;
if (crm_str_eq((const char *)state->name, XML_CIB_TAG_STATE, TRUE) == FALSE) {
continue;
}
id = crm_element_value(state, XML_ATTR_ID);
uname = crm_element_value(state, XML_ATTR_UNAME);
this_node = pe_find_node_any(data_set->nodes, id, uname);
if ((this_node == NULL) || (is_remote_node(this_node) == FALSE)) {
continue;
}
crm_trace("Processing remote node id=%s, uname=%s", id, uname);
if (this_node->details->remote_requires_reset == FALSE) {
this_node->details->unclean = FALSE;
this_node->details->unseen = FALSE;
}
attrs = find_xml_node(state, XML_TAG_TRANSIENT_NODEATTRS, 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;
}
if (crm_is_true(g_hash_table_lookup(this_node->details->attrs, "maintenance"))) {
crm_info("Node %s is in maintenance-mode", this_node->details->uname);
this_node->details->maintenance = TRUE;
}
resource_discovery_enabled = g_hash_table_lookup(this_node->details->attrs, XML_NODE_ATTR_RSC_DISCOVERY);
if (resource_discovery_enabled && !crm_is_true(resource_discovery_enabled)) {
if (is_baremetal_remote_node(this_node) && is_not_set(data_set->flags, pe_flag_stonith_enabled)) {
crm_warn("ignoring %s attribute on baremetal remote node %s, disabling resource discovery requires stonith to be enabled.",
XML_NODE_ATTR_RSC_DISCOVERY, this_node->details->uname);
} else {
/* if we're here, this is either a baremetal node and fencing is enabled,
* or this is a container node which we don't care if fencing is enabled
* or not on. container nodes are 'fenced' by recovering the container resource
* regardless of whether fencing is enabled. */
crm_info("Node %s has resource discovery disabled", this_node->details->uname);
this_node->details->rsc_discovery_enabled = FALSE;
}
}
}
/* process node rsc status */
for (state = __xml_first_child(status); state != NULL; state = __xml_next(state)) {
if (crm_str_eq((const char *)state->name, XML_CIB_TAG_STATE, TRUE) == FALSE) {
continue;
}
id = crm_element_value(state, XML_ATTR_ID);
uname = crm_element_value(state, XML_ATTR_UNAME);
this_node = pe_find_node_any(data_set->nodes, id, uname);
if ((this_node == NULL) || (is_remote_node(this_node) == FALSE)) {
continue;
}
crm_trace("Processing lrm resource entries on healthy remote node: %s",
this_node->details->uname);
lrm_rsc = find_xml_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, "unexpectedly 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 (in_cluster == NULL) {
pe_fence_node(data_set, this_node, "because the peer has not been seen by the cluster");
} 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 == FALSE && safe_str_eq(exp_state, CRMD_JOINSTATE_DOWN)) {
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 (do_terminate && safe_str_eq(join, CRMD_JOINSTATE_DOWN)
&& crm_is_true(in_cluster) == FALSE && crm_is_true(is_peer) == FALSE) {
crm_info("Node %s was just shot", this_node->details->uname);
online = FALSE;
} else if (crm_is_true(in_cluster) == FALSE) {
pe_fence_node(data_set, this_node, "because the node is no longer part of the cluster");
} else if (crm_is_true(is_peer) == FALSE) {
pe_fence_node(data_set, this_node, "because our peer process is no longer available");
/* Everything is running at this point, now check join state */
} 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)
|| safe_str_eq(join, CRMD_JOINSTATE_DOWN)) {
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;
}
static gboolean
determine_remote_online_status(node_t * this_node)
{
resource_t *rsc = this_node->details->remote_rsc;
resource_t *container = NULL;
if (rsc == NULL) {
this_node->details->online = FALSE;
goto remote_online_done;
}
container = rsc->container;
CRM_ASSERT(rsc != NULL);
/* If the resource is currently started, mark it online. */
if (rsc->role == RSC_ROLE_STARTED) {
crm_trace("Remote node %s is set to ONLINE. role == started", this_node->details->id);
this_node->details->online = TRUE;
}
/* consider this node shutting down if transitioning start->stop */
if (rsc->role == RSC_ROLE_STARTED && rsc->next_role == RSC_ROLE_STOPPED) {
crm_trace("Remote node %s shutdown. transition from start to stop role", this_node->details->id);
this_node->details->shutdown = TRUE;
}
/* Now check all the failure conditions. */
if (is_set(rsc->flags, pe_rsc_failed) ||
(rsc->role == RSC_ROLE_STOPPED) ||
(container && is_set(container->flags, pe_rsc_failed)) ||
(container && container->role == RSC_ROLE_STOPPED)) {
crm_trace("Remote node %s is set to OFFLINE. node is stopped or rsc failed.", this_node->details->id);
this_node->details->online = FALSE;
}
remote_online_done:
crm_trace("Remote node %s online=%s",
this_node->details->id, this_node->details->online ? "TRUE" : "FALSE");
return this_node->details->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_ping) {
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
*/
} else 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->type == node_ping) {
crm_info("Node %s is not a pacemaker node", this_node->details->uname);
} else 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" :
this_node->details->maintenance ? "maintenance" : "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);
lpc = strlen(last_rsc_id);
while (--lpc > 0) {
switch (last_rsc_id[lpc]) {
case 0:
crm_err("Empty string: %s", last_rsc_id);
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:
goto done;
}
}
done:
zero = strdup(last_rsc_id);
return zero;
}
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:
goto done;
}
}
done:
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;
}
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;
}
if (xml_contains_remote_node(xml_rsc)) {
node_t *node;
crm_debug("Detected orphaned remote node %s", rsc_id);
rsc->is_remote_node = TRUE;
node = pe_find_node(data_set->nodes, rsc_id);
if (node == NULL) {
node = create_node(rsc_id, rsc_id, "remote", NULL, data_set);
}
link_rsc2remotenode(data_set, rsc);
if (node) {
crm_trace("Setting node %s as shutting down due to orphaned connection resource", rsc_id);
node->details->shutdown = TRUE;
}
}
if (crm_element_value(rsc_entry, XML_RSC_ATTR_CONTAINER)) {
/* This orphaned rsc needs to be mapped to a container. */
crm_trace("Detected orphaned container filler %s", rsc_id);
set_bit(rsc->flags, pe_rsc_orphan_container_filler);
}
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 */
pe_rsc_trace(parent, "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) {
pe_rsc_trace(child, "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);
if(rsc) {
pe_rsc_trace(rsc, "Resource %s, active", rsc->id);
}
}
/* 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_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) {
pe_rsc_trace(parent, "Looking for %s anywhere", rsc_id);
for (rIter = parent->children; rsc == NULL && rIter; rIter = rIter->next) {
GListPtr locations = NULL;
resource_t *child = rIter->data;
if (is_set(child->flags, pe_rsc_block)) {
pe_rsc_trace(child, "Skip: blocked in stopped state");
continue;
}
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);
pe_rsc_trace(parent, "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);
pe_rsc_debug(parent, "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)) {
pe_rsc_debug(rsc, "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;
crm_trace("looking for %s", rsc_id);
rsc = pe_find_resource(data_set->resources, 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(rsc_id);
resource_t *clone0 = pe_find_resource(data_set->resources, tmp);
if (clone0 && is_not_set(clone0->flags, pe_rsc_unique)) {
rsc = clone0;
} else {
crm_trace("%s is not known as %s either", rsc_id, tmp);
}
parent = uber_parent(clone0);
free(tmp);
crm_trace("%s not found: %s", rsc_id, parent ? parent->id : "orphan");
} else if (rsc->variant > pe_native) {
crm_trace("%s is no longer a primitve resource, the lrm_resource entry is obsolete",
rsc_id);
return NULL;
} 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 (rsc && safe_str_neq(rsc_id, rsc->id)) {
free(rsc->clone_name);
rsc->clone_name = strdup(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 = NULL;
if (is_remote_node(node)) {
char *pseudo_op_name = crm_concat(CRM_OP_PROBED, node->details->id, '_');
ready = get_pseudo_op(pseudo_op_name, data_set);
free(pseudo_op_name);
} else {
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);
pe_rsc_info(rsc, "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)
{
node_t *tmpnode = NULL;
CRM_ASSERT(rsc);
pe_rsc_trace(rsc, "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);
pe_rsc_trace(rsc, "%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 (rsc->role > RSC_ROLE_STOPPED
&& node->details->online == FALSE && is_set(rsc->flags, pe_rsc_managed)) {
char *reason = NULL;
gboolean should_fence = FALSE;
/* if this is a remote_node living in a container, fence the container
* by recovering it. Mark the resource as unmanaged. Once the container
* and remote connenction are re-established, the status section will
* get reset in the crmd freeing up this resource to run again once we
* are sure we know the resources state. */
if (is_container_remote_node(node)) {
set_bit(rsc->flags, pe_rsc_failed);
should_fence = TRUE;
} else if (is_set(data_set->flags, pe_flag_stonith_enabled)) {
if (is_baremetal_remote_node(node) && node->details->remote_rsc && is_not_set(node->details->remote_rsc->flags, pe_rsc_failed)) {
/* setting unseen = true means that fencing of the remote node will
* only occur if the connection resource is not going to start somewhere.
* This allows connection resources on a failed cluster-node to move to
* another node without requiring the baremetal remote nodes to be fenced
* as well. */
node->details->unseen = TRUE;
reason = crm_strdup_printf("because %s is active there. Fencing will be revoked if remote-node connection can be re-established on another cluster-node.", rsc->id);
}
should_fence = TRUE;
}
if (should_fence) {
if (reason == NULL) {
reason = crm_strdup_printf("because %s is thought to be active there", rsc->id);
}
pe_fence_node(data_set, node, reason);
}
free(reason);
}
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, "because of 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;
case action_fail_restart_container:
set_bit(rsc->flags, pe_rsc_failed);
if (rsc->container) {
stop_action(rsc->container, node, FALSE);
} else if (rsc->role != RSC_ROLE_STOPPED && rsc->role != RSC_ROLE_UNKNOWN) {
stop_action(rsc, node, FALSE);
}
break;
case action_fail_reset_remote:
set_bit(rsc->flags, pe_rsc_failed);
if (is_set(data_set->flags, pe_flag_stonith_enabled)) {
tmpnode = NULL;
if (rsc->is_remote_node) {
tmpnode = pe_find_node(data_set->nodes, rsc->id);
}
- if (tmpnode && is_baremetal_remote_node(tmpnode)) {
+ if (tmpnode &&
+ is_baremetal_remote_node(tmpnode) &&
+ tmpnode->details->remote_was_fenced == FALSE) {
+
/* connection resource to baremetal resource failed in a way that
* should result in fencing the remote-node. */
pe_fence_node(data_set, tmpnode, "because of connection failure(s)");
}
}
/* require the stop action regardless if fencing is occuring or not. */
if (rsc->role > RSC_ROLE_STOPPED) {
stop_action(rsc, node, FALSE);
}
/* if reconnect delay is in use, prevent the connection from exiting the
* "STOPPED" role until the failure is cleared by the delay timeout. */
if (rsc->remote_reconnect_interval) {
rsc->next_role = RSC_ROLE_STOPPED;
}
break;
}
/* ensure a remote-node connection failure forces an unclean remote-node
* to be fenced. By setting unseen = FALSE, the remote-node failure will
* result in a fencing operation regardless if we're going to attempt to
* reconnect to the remote-node in this transition or not. */
if (is_set(rsc->flags, pe_rsc_failed) && rsc->is_remote_node) {
tmpnode = pe_find_node(data_set->nodes, rsc->id);
if (tmpnode && tmpnode->details->unclean) {
tmpnode->details->unseen = FALSE;
}
}
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 && strchr(rsc->clone_name, ':') != NULL) {
/* Only do this for older status sections that included instance numbers
* Otherwise stopped instances will appear as orphans
*/
pe_rsc_trace(rsc, "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;
}
g_list_free(possible_matches);
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_ASSERT(rsc);
pe_rsc_trace(rsc, "%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) {
pe_rsc_trace(rsc, "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) {
pe_rsc_trace(rsc, "Skipping %s/%s: resource is not active", id, node->details->uname);
continue;
} else if (counter < start_index) {
pe_rsc_trace(rsc, "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) {
pe_rsc_trace(rsc, "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")) {
pe_rsc_trace(rsc, "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);
pe_rsc_trace(rsc, "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 resource_t *
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 NULL;
}
/* 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, &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) {
pe_rsc_debug(rsc, "%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) {
pe_rsc_info(rsc, "%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;
}
return rsc;
}
static void
handle_orphaned_container_fillers(xmlNode * lrm_rsc_list, pe_working_set_t * data_set)
{
xmlNode *rsc_entry = NULL;
for (rsc_entry = __xml_first_child(lrm_rsc_list); rsc_entry != NULL;
rsc_entry = __xml_next(rsc_entry)) {
resource_t *rsc;
resource_t *container;
const char *rsc_id;
const char *container_id;
if (safe_str_neq((const char *)rsc_entry->name, XML_LRM_TAG_RESOURCE)) {
continue;
}
container_id = crm_element_value(rsc_entry, XML_RSC_ATTR_CONTAINER);
rsc_id = crm_element_value(rsc_entry, XML_ATTR_ID);
if (container_id == NULL || rsc_id == NULL) {
continue;
}
container = pe_find_resource(data_set->resources, container_id);
if (container == NULL) {
continue;
}
rsc = pe_find_resource(data_set->resources, rsc_id);
if (rsc == NULL ||
is_set(rsc->flags, pe_rsc_orphan_container_filler) == FALSE ||
rsc->container != NULL) {
continue;
}
pe_rsc_trace(rsc, "Mapped orphaned rsc %s's container to %s", rsc->id, container_id);
rsc->container = container;
container->fillers = g_list_append(container->fillers, rsc);
}
}
gboolean
unpack_lrm_resources(node_t * node, xmlNode * lrm_rsc_list, pe_working_set_t * data_set)
{
xmlNode *rsc_entry = NULL;
gboolean found_orphaned_container_filler = FALSE;
GListPtr unexpected_containers = NULL;
GListPtr gIter = NULL;
resource_t *remote = 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)) {
resource_t *rsc;
rsc = unpack_lrm_rsc_state(node, rsc_entry, data_set);
if (!rsc) {
continue;
}
if (is_set(rsc->flags, pe_rsc_orphan_container_filler)) {
found_orphaned_container_filler = TRUE;
}
if (is_set(rsc->flags, pe_rsc_unexpectedly_running)) {
remote = rsc_contains_remote_node(data_set, rsc);
if (remote) {
unexpected_containers = g_list_append(unexpected_containers, remote);
}
}
}
}
/* If a container resource is unexpectedly up... and the remote-node
* connection resource for that container is not up, the entire container
* must be recovered. */
for (gIter = unexpected_containers; gIter != NULL; gIter = gIter->next) {
remote = (resource_t *) gIter->data;
if (remote->role != RSC_ROLE_STARTED) {
crm_warn("Recovering container resource %s. Resource is unexpectedly running and involves a remote-node.", remote->container->id);
set_bit(remote->container->flags, pe_rsc_failed);
}
}
/* now that all the resource state has been unpacked for this node
* we have to go back and map any orphaned container fillers to their
* container resource */
if (found_orphaned_container_filler) {
handle_orphaned_container_fillers(lrm_rsc_list, data_set);
}
g_list_free(unexpected_containers);
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);
}
CRM_LOG_ASSERT(offset > 0);
return get_xpath_object(xpath, data_set->input, LOG_DEBUG);
}
static void
unpack_rsc_migration(resource_t *rsc, node_t *node, xmlNode *xml_op, pe_working_set_t * data_set)
{
/*
* 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;
int task_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);
}
crm_element_value_int(xml_op, XML_LRM_ATTR_CALLID, &task_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);
pe_rsc_trace(rsc, "%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_OCF_OK
&& from_status == PCMK_LRM_OP_DONE) {
pe_rsc_trace(rsc, "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 */
if (target && target->details->online) {
pe_rsc_trace(rsc, "Marking active on %s %p %d", migrate_target, target,
target->details->online);
native_add_running(rsc, target, data_set);
}
} else { /* Pending or complete but erased */
if (target && target->details->online) {
pe_rsc_trace(rsc, "Marking active on %s %p %d", migrate_target, 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);
clear_bit(rsc->flags, pe_rsc_allow_migrate);
}
}
}
}
static void
unpack_rsc_migration_failure(resource_t *rsc, node_t *node, xmlNode *xml_op, pe_working_set_t * data_set)
{
const char *task = crm_element_value(xml_op, XML_LRM_ATTR_TASK);
CRM_ASSERT(rsc);
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);
pe_rsc_trace(rsc, "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);
}
}
}
static void
record_failed_op(xmlNode *op, node_t* node, pe_working_set_t * data_set)
{
xmlNode *xIter = NULL;
const char *op_key = crm_element_value(op, XML_LRM_ATTR_TASK_KEY);
if (node->details->shutdown) {
return;
} else if(node->details->online == FALSE) {
return;
}
for (xIter = data_set->failed->children; xIter; xIter = xIter->next) {
const char *key = crm_element_value(xIter, XML_LRM_ATTR_TASK_KEY);
const char *uname = crm_element_value(xIter, XML_ATTR_UNAME);
if(safe_str_eq(op_key, key) && safe_str_eq(uname, node->details->uname)) {
crm_trace("Skipping duplicate entry %s on %s", op_key, node->details->uname);
return;
}
}
crm_trace("Adding entry %s on %s", op_key, node->details->uname);
crm_xml_add(op, XML_ATTR_UNAME, node->details->uname);
add_node_copy(data_set->failed, op);
}
static const char *get_op_key(xmlNode *xml_op)
{
const char *key = crm_element_value(xml_op, XML_LRM_ATTR_TASK_KEY);
if(key == NULL) {
key = ID(xml_op);
}
return key;
}
static void
unpack_rsc_op_failure(resource_t *rsc, node_t *node, int rc, xmlNode *xml_op, enum action_fail_response *on_fail, pe_working_set_t * data_set)
{
int interval = 0;
bool is_probe = FALSE;
action_t *action = NULL;
const char *key = get_op_key(xml_op);
const char *task = crm_element_value(xml_op, XML_LRM_ATTR_TASK);
const char *op_version = crm_element_value(xml_op, XML_ATTR_CRM_VERSION);
CRM_ASSERT(rsc);
crm_element_value_int(xml_op, XML_LRM_ATTR_INTERVAL, &interval);
if(interval == 0 && safe_str_eq(task, CRMD_ACTION_STATUS)) {
is_probe = TRUE;
pe_rsc_trace(rsc, "is a probe: %s", key);
}
if (rc != PCMK_OCF_NOT_INSTALLED || is_set(data_set->flags, pe_flag_symmetric_cluster)) {
crm_warn("Processing failed op %s for %s on %s: %s (%d)",
task, rsc->id, node->details->uname, services_ocf_exitcode_str(rc),
rc);
record_failed_op(xml_op, node, data_set);
} else {
crm_trace("Processing failed op %s for %s on %s: %s (%d)",
task, rsc->id, node->details->uname, services_ocf_exitcode_str(rc),
rc);
}
action = custom_action(rsc, strdup(key), task, NULL, TRUE, FALSE, data_set);
if ((action->on_fail <= action_fail_fence && *on_fail < action->on_fail) ||
(action->on_fail == action_fail_reset_remote && *on_fail <= action_fail_recover) ||
(action->on_fail == action_fail_restart_container && *on_fail <= action_fail_recover) ||
(*on_fail == action_fail_restart_container && action->on_fail >= action_fail_migrate)) {
pe_rsc_trace(rsc, "on-fail %s -> %s for %s (%s)", fail2text(*on_fail),
fail2text(action->on_fail), action->uuid, key);
*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_MIGRATE) || safe_str_eq(task, CRMD_ACTION_MIGRATED)) {
unpack_rsc_migration_failure(rsc, node, xml_op, data_set);
} 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
*/
rsc->next_role = RSC_ROLE_STOPPED;
if (action->on_fail == action_fail_block) {
rsc->role = RSC_ROLE_MASTER;
} else {
crm_warn("Forcing %s to stop after a failed demote action", rsc->id);
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", key, node->details->uname);
resource_location(rsc, node, -INFINITY, "__legacy_start__", data_set);
}
if(is_probe && rc == PCMK_OCF_NOT_INSTALLED) {
/* leave stopped */
pe_rsc_trace(rsc, "Leaving %s stopped", rsc->id);
rsc->role = RSC_ROLE_STOPPED;
} else if (rsc->role < RSC_ROLE_STARTED) {
pe_rsc_trace(rsc, "Setting %s active", rsc->id);
set_active(rsc);
}
pe_rsc_trace(rsc, "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;
resource_t *fail_rsc = rsc;
if (fail_rsc->parent) {
resource_t *parent = uber_parent(fail_rsc);
if ((parent->variant == pe_clone || parent->variant == pe_master)
&& is_not_set(parent->flags, pe_rsc_unique)) {
/* for clone and master resources, if a child fails on an operation
* with on-fail = stop, all the resources fail. Do this by preventing
* the parent from coming up again. */
fail_rsc = parent;
}
}
crm_warn("Making sure %s doesn't come up again", fail_rsc->id);
/* make sure it doesnt come up again */
g_hash_table_destroy(fail_rsc->allowed_nodes);
fail_rsc->allowed_nodes = node_hash_from_list(data_set->nodes);
g_hash_table_foreach(fail_rsc->allowed_nodes, set_node_score, &score);
}
pe_free_action(action);
}
static int
determine_op_status(
resource_t *rsc, int rc, int target_rc, node_t * node, xmlNode * xml_op, enum action_fail_response * on_fail, pe_working_set_t * data_set)
{
int interval = 0;
int result = PCMK_LRM_OP_DONE;
const char *key = get_op_key(xml_op);
const char *task = crm_element_value(xml_op, XML_LRM_ATTR_TASK);
bool is_probe = FALSE;
CRM_ASSERT(rsc);
crm_element_value_int(xml_op, XML_LRM_ATTR_INTERVAL, &interval);
if (interval == 0 && safe_str_eq(task, CRMD_ACTION_STATUS)) {
is_probe = TRUE;
}
if (target_rc >= 0 && target_rc != rc) {
result = PCMK_LRM_OP_ERROR;
pe_rsc_debug(rsc, "%s on %s returned '%s' (%d) instead of the expected value: '%s' (%d)",
key, node->details->uname,
services_ocf_exitcode_str(rc), rc,
services_ocf_exitcode_str(target_rc), target_rc);
}
/* we could clean this up significantly except for old LRMs and CRMs that
* didnt include target_rc and liked to remap status
*/
switch (rc) {
case PCMK_OCF_OK:
if (is_probe && target_rc == 7) {
result = PCMK_LRM_OP_DONE;
set_bit(rsc->flags, pe_rsc_unexpectedly_running);
pe_rsc_info(rsc, "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
*/
result = PCMK_LRM_OP_ERROR;
}
break;
case PCMK_OCF_NOT_RUNNING:
if (is_probe || target_rc == rc || is_not_set(rsc->flags, pe_rsc_managed)) {
result = 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)) {
result = PCMK_LRM_OP_ERROR;
}
break;
case PCMK_OCF_RUNNING_MASTER:
if (is_probe) {
result = PCMK_LRM_OP_DONE;
pe_rsc_info(rsc, "Operation %s found resource %s active in master mode on %s",
task, rsc->id, node->details->uname);
} else if (target_rc == rc) {
/* nothing to do */
} else if (target_rc >= 0) {
result = 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) {
result = PCMK_LRM_OP_ERROR;
if (rsc->role != RSC_ROLE_MASTER) {
crm_err("%s reported %s in master mode on %s",
key, rsc->id, node->details->uname);
}
}
rsc->role = RSC_ROLE_MASTER;
break;
case PCMK_OCF_DEGRADED_MASTER:
case PCMK_OCF_FAILED_MASTER:
rsc->role = RSC_ROLE_MASTER;
result = PCMK_LRM_OP_ERROR;
break;
case PCMK_OCF_NOT_CONFIGURED:
result = PCMK_LRM_OP_ERROR_FATAL;
break;
case PCMK_OCF_NOT_INSTALLED:
case PCMK_OCF_INVALID_PARAM:
case PCMK_OCF_INSUFFICIENT_PRIV:
case PCMK_OCF_UNIMPLEMENT_FEATURE:
if (rc == PCMK_OCF_UNIMPLEMENT_FEATURE && interval > 0) {
result = PCMK_LRM_OP_NOTSUPPORTED;
break;
} else if(pe_can_fence(data_set, node) == FALSE
&& safe_str_eq(task, CRMD_ACTION_STOP)) {
/* If a stop fails and we can't fence, there's nothing else we can do */
pe_proc_err("No further recovery can be attempted for %s: %s action failed with '%s' (%d)",
rsc->id, task, services_ocf_exitcode_str(rc), rc);
clear_bit(rsc->flags, pe_rsc_managed);
set_bit(rsc->flags, pe_rsc_block);
}
result = PCMK_LRM_OP_ERROR_HARD;
break;
default:
if (result == PCMK_LRM_OP_DONE) {
crm_info("Treating %s (rc=%d) on %s as an ERROR",
key, rc, node->details->uname);
result = PCMK_LRM_OP_ERROR;
}
}
return result;
}
static bool check_operation_expiry(resource_t *rsc, node_t *node, int rc, xmlNode *xml_op, pe_working_set_t * data_set)
{
bool expired = FALSE;
time_t last_failure = 0;
int clear_failcount = 0;
int interval = 0;
const char *key = get_op_key(xml_op);
const char *task = crm_element_value(xml_op, XML_LRM_ATTR_TASK);
if (rsc->failure_timeout > 0) {
int last_run = 0;
if (crm_element_value_int(xml_op, XML_RSC_OP_LAST_CHANGE, &last_run) == 0) {
time_t now = get_effective_time(data_set);
if (now > (last_run + rsc->failure_timeout)) {
expired = TRUE;
}
}
}
if (expired) {
if (rsc->failure_timeout > 0) {
int fc = get_failcount_full(node, rsc, &last_failure, FALSE, xml_op, data_set);
if(fc) {
if (get_failcount_full(node, rsc, &last_failure, TRUE, xml_op, data_set) == 0) {
clear_failcount = 1;
crm_notice("Clearing expired failcount for %s on %s", rsc->id, node->details->uname);
} else {
expired = FALSE;
}
}
}
} else if (strstr(ID(xml_op), "last_failure") &&
((strcmp(task, "start") == 0) || (strcmp(task, "monitor") == 0))) {
op_digest_cache_t *digest_data = NULL;
digest_data = rsc_action_digest_cmp(rsc, xml_op, node, data_set);
if (digest_data->rc == RSC_DIGEST_UNKNOWN) {
crm_trace("rsc op %s on node %s does not have a op digest to compare against", rsc->id,
key, node->details->id);
} else if (digest_data->rc != RSC_DIGEST_MATCH) {
clear_failcount = 1;
crm_info
("Clearing failcount for %s on %s, %s failed and now resource parameters have changed.",
task, rsc->id, node->details->uname);
}
}
if (clear_failcount) {
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_element_value_int(xml_op, XML_LRM_ATTR_INTERVAL, &interval);
if(expired && interval == 0 && safe_str_eq(task, CRMD_ACTION_STATUS)) {
switch(rc) {
case PCMK_OCF_OK:
case PCMK_OCF_NOT_RUNNING:
case PCMK_OCF_RUNNING_MASTER:
case PCMK_OCF_DEGRADED:
case PCMK_OCF_DEGRADED_MASTER:
/* Don't expire probes that return these values */
expired = FALSE;
break;
}
}
return expired;
}
int get_target_rc(xmlNode *xml_op)
{
int dummy = 0;
int target_rc = 0;
char *dummy_string = NULL;
const char *key = crm_element_value(xml_op, XML_ATTR_TRANSITION_KEY);
if (key == NULL) {
return -1;
}
decode_transition_key(key, &dummy_string, &dummy, &dummy, &target_rc);
free(dummy_string);
return target_rc;
}
static enum action_fail_response
get_action_on_fail(resource_t *rsc, const char *key, const char *task, pe_working_set_t * data_set)
{
int result = action_fail_recover;
action_t *action = custom_action(rsc, strdup(key), task, NULL, TRUE, FALSE, data_set);
result = action->on_fail;
pe_free_action(action);
return result;
}
static void
update_resource_state(resource_t *rsc, node_t * node, xmlNode * xml_op, const char *task, int rc,
enum action_fail_response *on_fail, pe_working_set_t * data_set)
{
gboolean clear_past_failure = FALSE;
CRM_ASSERT(rsc);
if (rc == PCMK_OCF_NOT_RUNNING) {
clear_past_failure = TRUE;
} else if (rc == PCMK_OCF_NOT_INSTALLED) {
rsc->role = RSC_ROLE_STOPPED;
} else if (safe_str_eq(task, CRMD_ACTION_STATUS)) {
clear_past_failure = TRUE;
if (rsc->role < RSC_ROLE_STARTED) {
set_active(rsc);
}
} 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)) {
unpack_rsc_migration(rsc, node, xml_op, data_set);
} else if (rsc->role < RSC_ROLE_STARTED) {
/* migrate_to and migrate_from will land here */
pe_rsc_trace(rsc, "%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_stop:
case action_fail_fence:
case action_fail_migrate:
case action_fail_standby:
pe_rsc_trace(rsc, "%s.%s is not cleared by a completed stop",
rsc->id, fail2text(*on_fail));
break;
case action_fail_block:
case action_fail_ignore:
case action_fail_recover:
case action_fail_restart_container:
*on_fail = action_fail_ignore;
rsc->next_role = RSC_ROLE_UNKNOWN;
break;
case action_fail_reset_remote:
if (rsc->remote_reconnect_interval == 0) {
/* when reconnect delay is not in use, the connection is allowed
* to start again after the remote node is fenced and completely
* stopped. Otherwise, with reconnect delay we wait for the failure
* to be cleared entirely before reconnected can be attempted. */
*on_fail = action_fail_ignore;
rsc->next_role = RSC_ROLE_UNKNOWN;
}
break;
}
}
}
gboolean
unpack_rsc_op(resource_t * rsc, node_t * node, xmlNode * xml_op,
enum action_fail_response * on_fail, pe_working_set_t * data_set)
{
int task_id = 0;
const char *key = NULL;
const char *task = NULL;
const char *task_key = NULL;
int rc = 0;
int status = PCMK_LRM_OP_PENDING-1;
int target_rc = get_target_rc(xml_op);
int interval = 0;
gboolean expired = FALSE;
resource_t *parent = rsc;
enum action_fail_response failure_strategy = action_fail_recover;
CRM_CHECK(rsc != NULL, return FALSE);
CRM_CHECK(node != NULL, return FALSE);
CRM_CHECK(xml_op != NULL, return FALSE);
task_key = get_op_key(xml_op);
task = crm_element_value(xml_op, XML_LRM_ATTR_TASK);
key = crm_element_value(xml_op, XML_ATTR_TRANSITION_KEY);
crm_element_value_int(xml_op, XML_LRM_ATTR_RC, &rc);
crm_element_value_int(xml_op, XML_LRM_ATTR_CALLID, &task_id);
crm_element_value_int(xml_op, XML_LRM_ATTR_OPSTATUS, &status);
crm_element_value_int(xml_op, XML_LRM_ATTR_INTERVAL, &interval);
CRM_CHECK(task != NULL, return FALSE);
CRM_CHECK(status <= PCMK_LRM_OP_NOT_INSTALLED, return FALSE);
CRM_CHECK(status >= PCMK_LRM_OP_PENDING, return FALSE);
if (safe_str_eq(task, CRMD_ACTION_NOTIFY)) {
/* safe to ignore these */
return TRUE;
}
if (is_not_set(rsc->flags, pe_rsc_unique)) {
parent = uber_parent(rsc);
}
pe_rsc_trace(rsc, "Unpacking task %s/%s (call_id=%d, status=%d, rc=%d) on %s (role=%s)",
task_key, task, task_id, status, rc, node->details->uname, role2text(rsc->role));
if (node->details->unclean) {
pe_rsc_trace(rsc, "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);
}
if (status == PCMK_LRM_OP_ERROR) {
/* Older versions set this if rc != 0 but its up to us to decide */
status = PCMK_LRM_OP_DONE;
}
if(status != PCMK_LRM_OP_NOT_INSTALLED) {
expired = check_operation_expiry(rsc, node, rc, xml_op, data_set);
}
/* Degraded results are informational only, re-map them to their error-free equivalents */
if (rc == PCMK_OCF_DEGRADED && safe_str_eq(task, CRMD_ACTION_STATUS)) {
rc = PCMK_OCF_OK;
/* Add them to the failed list to highlight them for the user */
if ((node->details->shutdown == FALSE) || (node->details->online == TRUE)) {
crm_trace("Remapping %d to %d", PCMK_OCF_DEGRADED, PCMK_OCF_OK);
record_failed_op(xml_op, node, data_set);
}
} else if (rc == PCMK_OCF_DEGRADED_MASTER && safe_str_eq(task, CRMD_ACTION_STATUS)) {
rc = PCMK_OCF_RUNNING_MASTER;
/* Add them to the failed list to highlight them for the user */
if ((node->details->shutdown == FALSE) || (node->details->online == TRUE)) {
crm_trace("Remapping %d to %d", PCMK_OCF_DEGRADED_MASTER, PCMK_OCF_RUNNING_MASTER);
record_failed_op(xml_op, node, data_set);
}
}
if (expired && target_rc != rc) {
const char *magic = crm_element_value(xml_op, XML_ATTR_TRANSITION_MAGIC);
pe_rsc_debug(rsc, "Expired operation '%s' on %s returned '%s' (%d) instead of the expected value: '%s' (%d)",
key, node->details->uname,
services_ocf_exitcode_str(rc), rc,
services_ocf_exitcode_str(target_rc), target_rc);
if(interval == 0) {
crm_notice("Ignoring expired calculated failure %s (rc=%d, magic=%s) on %s",
task_key, rc, magic, node->details->uname);
goto done;
} else if(node->details->online && node->details->unclean == FALSE) {
crm_notice("Re-initiated expired calculated failure %s (rc=%d, magic=%s) on %s",
task_key, rc, magic, node->details->uname);
/* This is SO horrible, but we don't have access to CancelXmlOp() yet */
crm_xml_add(xml_op, XML_LRM_ATTR_RESTART_DIGEST, "calculated-failure-timeout");
goto done;
}
}
if(status == PCMK_LRM_OP_DONE || status == PCMK_LRM_OP_ERROR) {
status = determine_op_status(rsc, rc, target_rc, node, xml_op, on_fail, data_set);
}
pe_rsc_trace(rsc, "Handling status: %d", status);
switch (status) {
case PCMK_LRM_OP_CANCELLED:
/* do nothing?? */
pe_err("Dont know what to do for cancelled ops yet");
break;
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;
} else if (safe_str_eq(task, CRMD_ACTION_MIGRATE) && node->details->unclean) {
/* If a pending migrate_to action is out on a unclean node,
* we have to force the stop action on the target. */
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);
if (target) {
stop_action(rsc, target, FALSE);
}
}
if (rsc->pending_task == NULL) {
if (safe_str_eq(task, CRMD_ACTION_STATUS) && interval == 0) {
/* Comment this out until someone requests it */
/* Comment this out until cl#5184 is fixed */
/*rsc->pending_task = strdup("probe");*/
} else {
rsc->pending_task = strdup(task);
}
}
break;
case PCMK_LRM_OP_DONE:
pe_rsc_trace(rsc, "%s/%s completed on %s", rsc->id, task, node->details->uname);
update_resource_state(rsc, node, xml_op, task, rc, on_fail, data_set);
break;
case PCMK_LRM_OP_NOT_INSTALLED:
failure_strategy = get_action_on_fail(rsc, task_key, task, data_set);
if (failure_strategy == action_fail_ignore) {
crm_warn("Cannot ignore failed %s (status=%d, rc=%d) on %s: "
"Resource agent doesn't exist",
task_key, status, rc, node->details->uname);
/* Also for printing it as "FAILED" by marking it as pe_rsc_failed later */
*on_fail = action_fail_migrate;
}
resource_location(parent, node, -INFINITY, "hard-error", data_set);
unpack_rsc_op_failure(rsc, node, rc, xml_op, on_fail, data_set);
break;
case PCMK_LRM_OP_ERROR:
case PCMK_LRM_OP_ERROR_HARD:
case PCMK_LRM_OP_ERROR_FATAL:
case PCMK_LRM_OP_TIMEOUT:
case PCMK_LRM_OP_NOTSUPPORTED:
failure_strategy = get_action_on_fail(rsc, task_key, task, data_set);
if ((failure_strategy == action_fail_ignore)
|| (failure_strategy == action_fail_restart_container
&& safe_str_eq(task, CRMD_ACTION_STOP))) {
crm_warn("Pretending the failure of %s (rc=%d) on %s succeeded",
task_key, rc, node->details->uname);
update_resource_state(rsc, node, xml_op, task, target_rc, on_fail, data_set);
crm_xml_add(xml_op, XML_ATTR_UNAME, node->details->uname);
set_bit(rsc->flags, pe_rsc_failure_ignored);
record_failed_op(xml_op, node, data_set);
if (failure_strategy == action_fail_restart_container && *on_fail <= action_fail_recover) {
*on_fail = failure_strategy;
}
} else {
unpack_rsc_op_failure(rsc, node, rc, xml_op, on_fail, data_set);
if(status == PCMK_LRM_OP_ERROR_HARD) {
do_crm_log(rc != PCMK_OCF_NOT_INSTALLED?LOG_ERR:LOG_NOTICE,
"Preventing %s from re-starting on %s: operation %s failed '%s' (%d)",
parent->id, node->details->uname,
task, services_ocf_exitcode_str(rc), rc);
resource_location(parent, node, -INFINITY, "hard-error", data_set);
} else if(status == PCMK_LRM_OP_ERROR_FATAL) {
crm_err("Preventing %s from re-starting anywhere: operation %s failed '%s' (%d)",
parent->id, task, services_ocf_exitcode_str(rc), rc);
resource_location(parent, NULL, -INFINITY, "fatal-error", data_set);
}
}
break;
}
done:
pe_rsc_trace(rsc, "Resource %s after %s: role=%s", rsc->id, task, role2text(rsc->role));
return TRUE;
}
gboolean
add_node_attrs(xmlNode * xml_obj, node_t * node, gboolean overwrite, pe_working_set_t * data_set)
{
const char *cluster_name = NULL;
g_hash_table_insert(node->details->attrs,
strdup("#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));
}
cluster_name = g_hash_table_lookup(data_set->config_hash, "cluster-name");
if (cluster_name) {
g_hash_table_insert(node->details->attrs, strdup("#cluster-name"), strdup(cluster_name));
}
unpack_instance_attributes(data_set->input, xml_obj, XML_TAG_ATTR_SETS, NULL,
node->details->attrs, NULL, overwrite, data_set->now);
if (g_hash_table_lookup(node->details->attrs, "#site-name") == NULL) {
const char *site_name = g_hash_table_lookup(node->details->attrs, "site-name");
if (site_name) {
/* Prefix '#' to the key */
g_hash_table_insert(node->details->attrs, strdup("#site-name"), strdup(site_name));
} else if (cluster_name) {
/* Default to cluster-name if unset */
g_hash_table_insert(node->details->attrs, strdup("#site-name"), strdup(cluster_name));
}
}
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);
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)) {
const char *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);
if(this_node == NULL) {
CRM_LOG_ASSERT(this_node != NULL);
continue;
} else if (is_remote_node(this_node)) {
determine_remote_online_status(this_node);
} else {
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;
}