int main(int argc, char **argv)
{
int rc = cib_ok;
int timeout = 0;
char *client_epoch = getenv("QUERY_STRING");
if (client_epoch && client_epoch[0] == '\0')
client_epoch = NULL;
if (client_epoch) {
char *amp = strchrnul(client_epoch, '&');
if (amp - client_epoch < MAX_EPOCH_LENGTH) {
/*
* Make a copy of the query string, but without any
* possible ampersand and subsequent parameters. This
* can be strcmp'd easily later, but allows adding
* params to the query string to force the browser not
* to cache these requests.
*/
client_epoch = strndupa(client_epoch, amp - client_epoch);
}
}
origin = getenv("HTTP_ORIGIN");
/* Final arg appeared circa pcmk 1.1.8 */
crm_log_init(NULL, LOG_CRIT, FALSE, FALSE, argc, argv, TRUE);
cib = cib_new();
rc = cib_connect();
if (rc != cib_ok && client_epoch == NULL) {
/* Client had no epoch, wait to connect */
do {
sleep(1);
rc = cib_connect();
} while (rc == cib_connection && ++timeout < CONNECT_TIMEOUT);
}
if (rc == cib_ok) {
get_new_epoch();
if (client_epoch != NULL && strcmp(client_epoch, new_epoch) == 0) {
/* Wait a while to see if something changes */
mainloop = g_main_loop_new(NULL, FALSE);
mainloop_add_signal(SIGTERM, mon_shutdown);
mainloop_add_signal(SIGINT, mon_shutdown);
g_timeout_add(CONNECT_TIMEOUT * 1000, mon_timer_popped, NULL);
g_main_loop_run(mainloop);
cleanup();
g_main_loop_unref(mainloop);
mainloop = NULL;
}
}
cleanup();
finish();
return 0; /* never reached */
}
static gboolean
mon_timer_reconnect(gpointer data)
{
int rc = 0;
if (timer_id_reconnect > 0) {
g_source_remove(timer_id_reconnect);
}
rc = cib_connect(TRUE);
if (rc != 0) {
cl_log(LOG_WARNING, "CIB reconnect failed: %d", rc);
timer_id_reconnect = g_timeout_add(reconnect_msec, mon_timer_reconnect, NULL);
} else {
cl_log(LOG_INFO, "CIB reconnect successful");
}
return FALSE;
}
int
servant_pcmk(const char *diskname, int mode, const void* argp)
{
int exit_code = 0;
crm_cluster_t crm_cluster;
cl_log(LOG_INFO, "Monitoring Pacemaker health");
set_proc_title("sbd: watcher: Pacemaker");
setenv("PCMK_watchdog", "true", 1);
if(debug == 0) {
/* We don't want any noisy crm messages */
set_crm_log_level(LOG_CRIT);
}
#ifdef SUPPORT_PLUGIN
cluster_stack = get_cluster_type();
if (cluster_stack != pcmk_cluster_classic_ais) {
check_ais = 0;
} else {
check_ais = 1;
cl_log(LOG_INFO, "Legacy plug-in detected, AIS quorum check enabled");
if(is_openais_cluster()) {
crm_cluster.destroy = ais_membership_destroy;
crm_cluster.cpg.cpg_deliver_fn = ais_membership_dispatch;
/* crm_cluster.cpg.cpg_confchg_fn = pcmk_cpg_membership; TODO? */
crm_cluster.cpg.cpg_confchg_fn = NULL;
}
while (!crm_cluster_connect(&crm_cluster)) {
cl_log(LOG_INFO, "Waiting to sign in with cluster ...");
sleep(reconnect_msec / 1000);
}
}
#endif
if (current_cib == NULL) {
cib = cib_new();
do {
exit_code = cib_connect(TRUE);
if (exit_code != 0) {
sleep(reconnect_msec / 1000);
}
} while (exit_code == -ENOTCONN);
if (exit_code != 0) {
clean_up(-exit_code);
}
}
mainloop = g_main_new(FALSE);
mainloop_add_signal(SIGTERM, mon_shutdown);
mainloop_add_signal(SIGINT, mon_shutdown);
timer_id_notify = g_timeout_add(timeout_loop * 1000, mon_timer_notify, NULL);
#ifdef SUPPORT_PLUGIN
if (check_ais) {
timer_id_ais = g_timeout_add(timeout_loop * 1000, mon_timer_ais, NULL);
}
#endif
g_main_run(mainloop);
g_main_destroy(mainloop);
clean_up(0);
return 0; /* never reached */
}
