/* handles a service that is flapping */
void set_service_flap(service *svc, double percent_change, double high_threshold, double low_threshold)
{
char *temp_buffer = NULL;
if (svc == NULL)
return;
log_debug_info(DEBUGL_FLAPPING, 1, "Service '%s' on host '%s' started flapping!\n", svc->description, svc->host_name);
/* log a notice - this one is parsed by the history CGI */
nm_log(NSLOG_RUNTIME_WARNING, "SERVICE FLAPPING ALERT: %s;%s;STARTED; Service appears to have started flapping (%2.1f%% change >= %2.1f%% threshold)\n", svc->host_name, svc->description, percent_change, high_threshold);
/* add a non-persistent comment to the service */
nm_asprintf(&temp_buffer, "Notifications for this service are being suppressed because it was detected as having been flapping between different states (%2.1f%% change >= %2.1f%% threshold). When the service state stabilizes and the flapping stops, notifications will be re-enabled.", percent_change, high_threshold);
add_new_service_comment(FLAPPING_COMMENT, svc->host_name, svc->description, time(NULL), "(Naemon Process)", temp_buffer, 0, COMMENTSOURCE_INTERNAL, FALSE, (time_t)0, &(svc->flapping_comment_id));
nm_free(temp_buffer);
/* set the flapping indicator */
svc->is_flapping = TRUE;
broker_flapping_data(NEBTYPE_FLAPPING_START, NEBFLAG_NONE, NEBATTR_NONE, SERVICE_FLAPPING, svc, percent_change, high_threshold, low_threshold);
/* see if we should check to send a recovery notification out when flapping stops */
if (svc->current_state != STATE_OK && svc->current_notification_number > 0)
svc->check_flapping_recovery_notification = TRUE;
else
svc->check_flapping_recovery_notification = FALSE;
service_notification(svc, NOTIFICATION_FLAPPINGSTART, NULL, NULL, NOTIFICATION_OPTION_NONE);
return;
}
/* adds a new host or service comment */
int add_new_comment(int type, int entry_type, char *host_name, char *svc_description, time_t entry_time, char *author_name, char *comment_data, int persistent, int source, int expires, time_t expire_time, unsigned long *comment_id) {
int result;
unsigned long new_comment_id = 0L;
if(type == HOST_COMMENT)
result = add_new_host_comment(entry_type, host_name, entry_time, author_name, comment_data, persistent, source, expires, expire_time, &new_comment_id);
else
result = add_new_service_comment(entry_type, host_name, svc_description, entry_time, author_name, comment_data, persistent, source, expires, expire_time, &new_comment_id);
/* add an event to expire comment data if necessary... */
if(expires == TRUE)
schedule_new_event(EVENT_EXPIRE_COMMENT, FALSE, expire_time, FALSE, 0, NULL, TRUE, (void *)new_comment_id, NULL, 0);
/* save comment id */
if(comment_id != NULL)
*comment_id = new_comment_id;
return result;
}
/* handles a service that is flapping */
void set_service_flap(service *svc, double percent_change, double high_threshold, double low_threshold, int allow_flapstart_notification) {
char *temp_buffer = NULL;
log_debug_info(DEBUGL_FUNCTIONS, 0, "set_service_flap()\n");
if (svc == NULL)
return;
log_debug_info(DEBUGL_FLAPPING, 1, "Service '%s' on host '%s' started flapping!\n", svc->description, svc->host_name);
/* log a notice - this one is parsed by the history CGI */
logit(NSLOG_RUNTIME_WARNING, FALSE, "服务抖动警告: %s;%s;开始; 服务似乎已经开始抖动 (%2.1f%% 变化 >= %2.1f%% 阙值)\n", svc->host_name, svc->description, percent_change, high_threshold);
/* add a non-persistent comment to the service */
dummy = asprintf(&temp_buffer, "取消该服务的通知,因为它已被检测为不同状态间的抖动 (%2.1f%% 变化 >= %2.1f%% 阙值). 当服务状态稳定和抖动停止,将重新启用通知.", percent_change, high_threshold);
add_new_service_comment(FLAPPING_COMMENT, svc->host_name, svc->description, time(NULL), "(Icinga 进程)", temp_buffer, 0, COMMENTSOURCE_INTERNAL, FALSE, (time_t)0, &(svc->flapping_comment_id));
my_free(temp_buffer);
/* set the flapping indicator */
svc->is_flapping = TRUE;
#ifdef USE_EVENT_BROKER
/* send data to event broker */
broker_flapping_data(NEBTYPE_FLAPPING_START, NEBFLAG_NONE, NEBATTR_NONE, SERVICE_FLAPPING, svc, percent_change, high_threshold, low_threshold, NULL);
#endif
/* see if we should check to send a recovery notification out when flapping stops */
if (svc->current_state != STATE_OK && svc->current_notification_number > 0)
svc->check_flapping_recovery_notification = TRUE;
else
svc->check_flapping_recovery_notification = FALSE;
/* send a notification */
if (allow_flapstart_notification == TRUE)
service_notification(svc, NOTIFICATION_FLAPPINGSTART, NULL, NULL, NOTIFICATION_OPTION_NONE);
return;
}
