Page MenuHomeClusterLabs Projects
Files F7609696

No OneTemporary
Actions

View Options

diff --git a/lib/pacemaker/pcmk_status.c b/lib/pacemaker/pcmk_status.c
index 4bf6a80cd5..757d8ad369 100644
--- a/lib/pacemaker/pcmk_status.c
+++ b/lib/pacemaker/pcmk_status.c
@@ -1,369 +1,371 @@
/*
* Copyright 2004-2022 the Pacemaker project contributors
*
* The version control history for this file may have further details.
*
* This source code is licensed under the GNU General Public License version 2
* or later (GPLv2+) WITHOUT ANY WARRANTY.
*/
#include <crm_internal.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <crm/cib/internal.h>
#include <crm/common/output.h>
#include <crm/common/results.h>
#include <crm/fencing/internal.h>
#include <crm/stonith-ng.h>
#include <pacemaker.h>
#include <pacemaker-internal.h>
static int
cib_connect(pcmk__output_t *out, cib_t *cib, xmlNode **current_cib)
{
int rc = pcmk_rc_ok;
CRM_CHECK(cib != NULL, return EINVAL);
if (cib->state == cib_connected_query ||
cib->state == cib_connected_command) {
return rc;
}
crm_trace("Connecting to the CIB");
rc = cib->cmds->signon(cib, crm_system_name, cib_query);
rc = pcmk_legacy2rc(rc);
if (rc != pcmk_rc_ok) {
out->err(out, "Could not connect to the CIB: %s",
pcmk_rc_str(rc));
return rc;
}
rc = cib->cmds->query(cib, NULL, current_cib,
cib_scope_local | cib_sync_call);
rc = pcmk_legacy2rc(rc);
return rc;
}
static stonith_t *
fencing_connect(void)
{
stonith_t *st = stonith_api_new();
int rc = pcmk_rc_ok;
if (st == NULL) {
return NULL;
}
rc = st->cmds->connect(st, crm_system_name, NULL);
if (rc == pcmk_rc_ok) {
return st;
} else {
stonith_api_delete(st);
return NULL;
}
}
static void
pacemakerd_event_cb(pcmk_ipc_api_t *pacemakerd_api,
enum pcmk_ipc_event event_type, crm_exit_t status,
void *event_data, void *user_data)
{
pcmk_pacemakerd_api_reply_t *reply = event_data;
enum pcmk_pacemakerd_state *state =
(enum pcmk_pacemakerd_state *) user_data;
/* we are just interested in the latest reply */
*state = pcmk_pacemakerd_state_invalid;
if (event_type != pcmk_ipc_event_reply || status != CRM_EX_OK) {
return;
}
if (reply->reply_type == pcmk_pacemakerd_reply_ping &&
reply->data.ping.last_good != (time_t) 0 &&
reply->data.ping.status == pcmk_rc_ok) {
*state = reply->data.ping.state;
}
}
static int
-pacemakerd_status(pcmk__output_t *out, cib_t *cib)
+pacemakerd_status(pcmk__output_t *out)
{
int rc = pcmk_rc_ok;
pcmk_ipc_api_t *pacemakerd_api = NULL;
enum pcmk_pacemakerd_state state = pcmk_pacemakerd_state_invalid;
- if (cib != NULL &&
- (cib->state == cib_connected_query ||
- cib->state == cib_connected_command)) {
- return rc;
- }
-
rc = pcmk_new_ipc_api(&pacemakerd_api, pcmk_ipc_pacemakerd);
if (pacemakerd_api == NULL) {
out->err(out, "Could not connect to pacemakerd: %s",
pcmk_rc_str(rc));
return rc;
}
pcmk_register_ipc_callback(pacemakerd_api, pacemakerd_event_cb, (void *) &state);
rc = pcmk_connect_ipc(pacemakerd_api, pcmk_ipc_dispatch_sync);
if (rc == EREMOTEIO) {
return pcmk_rc_ok;
} else if (rc != pcmk_rc_ok) {
out->err(out, "Could not connect to pacemakerd: %s",
pcmk_rc_str(rc));
pcmk_free_ipc_api(pacemakerd_api);
return rc;
}
rc = pcmk_pacemakerd_api_ping(pacemakerd_api, crm_system_name);
if (rc != pcmk_rc_ok) {
/* Got some error from pcmk_pacemakerd_api_ping, so return it. */
} else if (state == pcmk_pacemakerd_state_running) {
rc = pcmk_rc_ok;
} else if (state == pcmk_pacemakerd_state_shutting_down) {
rc = ENOTCONN;
} else {
rc = EAGAIN;
}
pcmk_free_ipc_api(pacemakerd_api);
return rc;
}
int
pcmk__output_cluster_status(pcmk__output_t *out, stonith_t *st, cib_t *cib,
xmlNode *current_cib, enum pcmk__fence_history fence_history,
uint32_t show, uint32_t show_opts, char *only_node,
char *only_rsc, char *neg_location_prefix, bool simple_output)
{
xmlNode *cib_copy = copy_xml(current_cib);
stonith_history_t *stonith_history = NULL;
int history_rc = 0;
pe_working_set_t *data_set = NULL;
GList *unames = NULL;
GList *resources = NULL;
int rc = pcmk_rc_ok;
if (cli_config_update(&cib_copy, NULL, FALSE) == FALSE) {
cib__clean_up_connection(&cib);
rc = pcmk_rc_schema_validation;
out->err(out, "Upgrade failed: %s", pcmk_rc_str(rc));
return rc;
}
/* get the stonith-history if there is evidence we need it */
if (fence_history != pcmk__fence_history_none) {
history_rc = pcmk__get_fencing_history(st, &stonith_history, fence_history);
}
data_set = pe_new_working_set();
CRM_ASSERT(data_set != NULL);
pe__set_working_set_flags(data_set, pe_flag_no_compat);
data_set->input = cib_copy;
data_set->priv = out;
cluster_status(data_set);
/* Unpack constraints if any section will need them
* (tickets may be referenced in constraints but not granted yet,
* and bans need negative location constraints) */
if (pcmk_is_set(show, pcmk_section_bans) || pcmk_is_set(show, pcmk_section_tickets)) {
pcmk__unpack_constraints(data_set);
}
unames = pe__build_node_name_list(data_set, only_node);
resources = pe__build_rsc_list(data_set, only_rsc);
/* Always print DC if NULL. */
if (data_set->dc_node == NULL) {
show |= pcmk_section_dc;
}
if (simple_output) {
rc = pcmk__output_simple_status(out, data_set);
} else {
out->message(out, "cluster-status", data_set, pcmk_rc2exitc(history_rc),
stonith_history, fence_history, show, show_opts,
neg_location_prefix, unames, resources);
}
g_list_free_full(unames, free);
g_list_free_full(resources, free);
stonith_history_free(stonith_history);
stonith_history = NULL;
pe_reset_working_set(data_set);
return rc;
}
int
pcmk_status(xmlNodePtr *xml)
{
cib_t *cib = NULL;
pcmk__output_t *out = NULL;
int rc = pcmk_rc_ok;
uint32_t show_opts = pcmk_show_pending | pcmk_show_inactive_rscs | pcmk_show_timing;
cib = cib_new();
if (cib == NULL) {
return pcmk_rc_cib_corrupt;
}
rc = pcmk__out_prologue(&out, xml);
if (rc != pcmk_rc_ok) {
cib_delete(cib);
return rc;
}
pcmk__register_lib_messages(out);
pe__register_messages(out);
stonith__register_messages(out);
rc = pcmk__status(out, cib, pcmk__fence_history_full, pcmk_section_all,
show_opts, NULL, NULL, NULL, false);
pcmk__out_epilogue(out, xml, rc);
cib_delete(cib);
return rc;
}
int
pcmk__status(pcmk__output_t *out, cib_t *cib, enum pcmk__fence_history fence_history,
uint32_t show, uint32_t show_opts, char *only_node, char *only_rsc,
char *neg_location_prefix, bool simple_output)
{
xmlNode *current_cib = NULL;
int rc = pcmk_rc_ok;
stonith_t *st = NULL;
+ if (cib == NULL) {
+ return ENOTCONN;
+ }
+
if (cib->variant == cib_native) {
- rc = pacemakerd_status(out, cib);
+ if (cib->state == cib_connected_query || cib->state == cib_connected_command) {
+ rc = pcmk_rc_ok;
+ } else {
+ rc = pacemakerd_status(out);
+ }
}
if (rc != pcmk_rc_ok) {
return rc;
}
if (fence_history != pcmk__fence_history_none && cib->variant == cib_native) {
st = fencing_connect();
if (st == NULL) {
return ENOTCONN;
}
}
rc = cib_connect(out, cib, &current_cib);
if (rc != pcmk_rc_ok) {
cib__clean_up_connection(&cib);
goto done;
}
rc = pcmk__output_cluster_status(out, st, cib, current_cib, fence_history, show, show_opts,
only_node, only_rsc, neg_location_prefix, simple_output);
done:
if (st != NULL) {
if (st->state != stonith_disconnected) {
st->cmds->remove_notification(st, NULL);
st->cmds->disconnect(st);
}
stonith_api_delete(st);
}
return rc;
}
/* This is an internal-only function that is planned to be deprecated and removed.
* It should only ever be called from crm_mon.
*/
int
pcmk__output_simple_status(pcmk__output_t *out, pe_working_set_t *data_set)
{
int nodes_online = 0;
int nodes_standby = 0;
int nodes_maintenance = 0;
char *offline_nodes = NULL;
size_t offline_nodes_len = 0;
bool no_dc = false;
bool offline = false;
bool has_warnings = false;
if (data_set->dc_node == NULL) {
has_warnings = true;
no_dc = true;
}
for (GList *iter = data_set->nodes; iter != NULL; iter = iter->next) {
pe_node_t *node = (pe_node_t *) iter->data;
if (node->details->standby && node->details->online) {
nodes_standby++;
} else if (node->details->maintenance && node->details->online) {
nodes_maintenance++;
} else if (node->details->online) {
nodes_online++;
} else {
char *s = crm_strdup_printf("offline node: %s", node->details->uname);
/* coverity[leaked_storage] False positive */
pcmk__add_word(&offline_nodes, &offline_nodes_len, s);
free(s);
has_warnings = true;
offline = true;
}
}
if (has_warnings) {
out->info(out, "CLUSTER WARN: %s%s%s",
no_dc ? "No DC" : "",
no_dc && offline ? ", " : "",
(offline? offline_nodes : ""));
free(offline_nodes);
} else {
char *nodes_standby_s = NULL;
char *nodes_maint_s = NULL;
if (nodes_standby > 0) {
nodes_standby_s = crm_strdup_printf(", %d standby node%s", nodes_standby,
pcmk__plural_s(nodes_standby));
}
if (nodes_maintenance > 0) {
nodes_maint_s = crm_strdup_printf(", %d maintenance node%s",
nodes_maintenance,
pcmk__plural_s(nodes_maintenance));
}
out->info(out, "CLUSTER OK: %d node%s online%s%s, "
"%d resource instance%s configured",
nodes_online, pcmk__plural_s(nodes_online),
nodes_standby_s != NULL ? nodes_standby_s : "",
nodes_maint_s != NULL ? nodes_maint_s : "",
data_set->ninstances, pcmk__plural_s(data_set->ninstances));
free(nodes_standby_s);
free(nodes_maint_s);
}
if (has_warnings) {
return pcmk_rc_error;
} else {
return pcmk_rc_ok;
}
/* coverity[leaked_storage] False positive */
}

File Metadata

Mime Type
text/x-diff
Expires
Thu, Oct 16, 12:14 AM (1 d, 6 h)
Storage Engine
blob
Storage Format
Raw Data
Storage Handle
2530751
Default Alt Text
(11 KB)

Event Timeline