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/*
* Copyright 2006-2022 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 <crm/crm.h>
#include <crm/common/attrd_internal.h>
#include <crm/common/ipc.h>
#include <crm/common/ipc_attrd_internal.h>
#include <crm/msg_xml.h>
#include <pacemaker-controld.h>
static pcmk_ipc_api_t *attrd_api = NULL;
void
controld_close_attrd_ipc(void)
{
if (attrd_api != NULL) {
crm_trace("Closing connection to pacemaker-attrd");
pcmk_disconnect_ipc(attrd_api);
pcmk_free_ipc_api(attrd_api);
attrd_api = NULL;
}
}
static inline const char *
node_type(bool is_remote)
{
return is_remote? "Pacemaker Remote" : "cluster";
}
static inline const char *
when(void)
{
return pcmk_is_set(controld_globals.fsa_input_register,
R_SHUTDOWN)? " at shutdown" : "";
}
static void
handle_attr_error(void)
{
if (AM_I_DC) {
/* We are unable to provide accurate information to the
* scheduler, so allow another node to take over DC.
* @TODO Should we do this unconditionally on any failure?
*/
crmd_exit(CRM_EX_FATAL);
} else if (pcmk_is_set(controld_globals.fsa_input_register, R_SHUTDOWN)) {
// Fast-track shutdown since unable to request via attribute
register_fsa_input(C_FSA_INTERNAL, I_FAIL, NULL);
}
}
void
update_attrd(const char *host, const char *name, const char *value,
const char *user_name, gboolean is_remote_node)
{
int rc = pcmk_rc_ok;
if (attrd_api == NULL) {
rc = pcmk_new_ipc_api(&attrd_api, pcmk_ipc_attrd);
}
if (rc == pcmk_rc_ok) {
uint32_t attrd_opts = pcmk__node_attr_value;
if (is_remote_node) {
pcmk__set_node_attr_flags(attrd_opts, pcmk__node_attr_remote);
}
rc = pcmk__attrd_api_update(attrd_api, host, name, value,
NULL, NULL, user_name, attrd_opts);
}
if (rc != pcmk_rc_ok) {
do_crm_log(AM_I_DC? LOG_CRIT : LOG_ERR,
"Could not update attribute %s=%s for %s node %s%s: %s "
CRM_XS " rc=%d", name, value, node_type(is_remote_node),
host, when(), pcmk_rc_str(rc), rc);
handle_attr_error();
}
}
void
update_attrd_list(GList *attrs, uint32_t opts)
{
int rc = pcmk_rc_ok;
if (attrd_api == NULL) {
rc = pcmk_new_ipc_api(&attrd_api, pcmk_ipc_attrd);
}
if (rc == pcmk_rc_ok) {
rc = pcmk__attrd_api_update_list(attrd_api, attrs, NULL, NULL, NULL,
opts | pcmk__node_attr_value);
}
if (rc != pcmk_rc_ok) {
do_crm_log(AM_I_DC? LOG_CRIT : LOG_ERR,
"Could not update multiple node attributes: %s "
CRM_XS " rc=%d", pcmk_rc_str(rc), rc);
handle_attr_error();
}
}
void
update_attrd_remote_node_removed(const char *host, const char *user_name)
{
int rc = pcmk_rc_ok;
if (attrd_api == NULL) {
rc = pcmk_new_ipc_api(&attrd_api, pcmk_ipc_attrd);
}
if (rc == pcmk_rc_ok) {
crm_trace("Asking attribute manager to purge Pacemaker Remote node %s",
host);
rc = pcmk__attrd_api_purge(attrd_api, host);
}
if (rc != pcmk_rc_ok) {
crm_err("Could not purge Pacemaker Remote node %s "
"in attribute manager%s: %s " CRM_XS " rc=%d",
host, when(), pcmk_rc_str(rc), rc);
}
}
void
update_attrd_clear_failures(const char *host, const char *rsc, const char *op,
const char *interval_spec, gboolean is_remote_node)
{
int rc = pcmk_rc_ok;
if (attrd_api == NULL) {
rc = pcmk_new_ipc_api(&attrd_api, pcmk_ipc_attrd);
}
if (rc == pcmk_rc_ok) {
const char *op_desc = pcmk__s(op, "operations");
const char *interval_desc = "all";
uint32_t attrd_opts = pcmk__node_attr_none;
if (op != NULL) {
interval_desc = pcmk__s(interval_spec, "nonrecurring");
}
if (is_remote_node) {
pcmk__set_node_attr_flags(attrd_opts, pcmk__node_attr_remote);
}
crm_info("Asking attribute manager to clear failure of %s %s for %s "
"on %s node %s", interval_desc, op_desc, rsc,
node_type(is_remote_node), host);
rc = pcmk__attrd_api_clear_failures(attrd_api, host, rsc, op,
interval_spec, NULL, attrd_opts);
}
if (rc != pcmk_rc_ok) {
crm_err("Could not clear failure attributes for %s on %s node %s%s: %s "
CRM_XS " rc=%d", pcmk__s(rsc, "all resources"),
node_type(is_remote_node), host, when(), pcmk_rc_str(rc), rc);
}
}
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