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Added filtering of monitor events.

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This commit is contained in:
Markus Makela
2015-05-14 12:05:58 +03:00
parent 1aba13177b
commit b94f494d80
11 changed files with 195 additions and 54 deletions
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19
server/modules/monitor/ndbclustermon.c
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@ -110,6 +110,8 @@ startMonitor(void *arg,void* opt)
MONITOR* mon = (MONITOR*)arg;
MYSQL_MONITOR *handle = mon->handle;
CONFIG_PARAMETER* params = (CONFIG_PARAMETER*)opt;
bool have_events = false;
if (handle != NULL)
{
handle->shutdown = 0;
@ -120,6 +122,7 @@ startMonitor(void *arg,void* opt)
return NULL;
handle->shutdown = 0;
handle->id = MONITOR_DEFAULT_ID;
memset(handle->events,false,sizeof(handle->events));
spinlock_init(&handle->lock);
}
while(params)
@ -130,6 +133,17 @@ startMonitor(void *arg,void* opt)
free(handle->script);
handle->script = strdup(params->value);
}
else if(!strcmp(params->name,"events"))
{
mon_parse_event_string(&handle->events,sizeof(handle->events),params->value);
have_events = true;
}
params = params->next;
}
/** If no specific events are given, enable them all */
if(!have_events)
{
memset(handle->events,true,sizeof(handle->events));
}
handle->tid = (THREAD)thread_start(monitorMain, mon);
return handle;
@ -383,17 +397,18 @@ size_t nrounds = 0;
}
ptr = mon->databases;
monitor_event_t evtype;
while(ptr)
{
/** Execute monitor script if a server state has changed */
if(mon_status_changed(ptr) && mon_get_event_type(ptr) != UNDEFINED_MONITOR_EVENT)
if(mon_status_changed(ptr) && (evtype = mon_get_event_type(ptr)) != UNDEFINED_MONITOR_EVENT)
{
skygw_log_write(LOGFILE_TRACE,"Server changed state: %s[%s:%u]: %s",
ptr->server->unique_name,
ptr->server->name,ptr->server->port,
mon_get_event_name(ptr));
if(handle->script)
if(handle->script && handle->events[evtype])
{
monitor_launch_script(mon,ptr,handle->script);
}