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/*
** Zabbix
** Copyright (C) 2000-2011 Zabbix SIA
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
**/
#include "common.h"
#include "db.h"
#include "log.h"
#include "zbxserver.h"
#include "actions.h"
#include "events.h"
/******************************************************************************
* *
* Function: add_trigger_info *
* *
* Purpose: add trigger info to event if required *
* *
* Parameters: event - [IN] event data *
* *
******************************************************************************/
static int add_trigger_info(DB_EVENT *event)
{
const char *__function_name = "add_trigger_info";
int ret = SUCCEED;
zabbix_log(LOG_LEVEL_DEBUG, "In %s()", __function_name);
if (SUCCEED == DBis_node_local_id(event->objectid))
{
ret = DCconfig_get_trigger_for_event(&event->trigger, event->objectid);
}
else
{
DB_RESULT result;
DB_ROW row;
result = DBselect(
"select description,expression,priority,type"
" from triggers"
" where triggerid=" ZBX_FS_UI64,
event->objectid);
if (NULL != (row = DBfetch(result)))
{
event->trigger.triggerid = event->objectid;
event->trigger.description = zbx_strdup(event->trigger.description, row[0]);
event->trigger.expression = zbx_strdup(event->trigger.expression, row[1]);
event->trigger.priority = (unsigned char)atoi(row[2]);
event->trigger.type = (unsigned char)atoi(row[3]);
}
else
ret = FAIL;
DBfree_result(result);
}
zabbix_log(LOG_LEVEL_DEBUG, "End of %s():%s", __function_name, zbx_result_string(ret));
return ret;
}
static void free_trigger_info(DB_EVENT *event)
{
zbx_free(event->trigger.description);
zbx_free(event->trigger.expression);
}
/******************************************************************************
* *
* Function: process_event *
* *
* Purpose: process new event *
* *
* Parameters: event - event data (event.eventid - new event) *
* *
* Return value: SUCCEED - event added *
* FAIL - event not added *
* *
* Author: Alexei Vladishev *
* *
******************************************************************************/
int process_event(zbx_uint64_t eventid, int source, int object, zbx_uint64_t objectid,
const zbx_timespec_t *timespec, int value, int acknowledged)
{
const char *__function_name = "process_event";
DB_EVENT event;
int ret = FAIL;
zabbix_log(LOG_LEVEL_DEBUG, "In %s() eventid:" ZBX_FS_UI64 " object:%d objectid:" ZBX_FS_UI64 " value:%d",
__function_name, eventid, object, objectid, value);
/* preparing event for processing */
memset(&event, 0, sizeof(DB_EVENT));
event.eventid = eventid;
event.source = source;
event.object = object;
event.objectid = objectid;
event.clock = timespec->sec;
event.ns = timespec->ns;
event.value = value;
event.acknowledged = acknowledged;
if (EVENT_SOURCE_TRIGGERS == event.source && SUCCEED != add_trigger_info(&event))
goto fail;
if (0 == event.eventid)
event.eventid = DBget_maxid("events");
DBexecute("insert into events (eventid,source,object,objectid,clock,ns,value)"
" values (" ZBX_FS_UI64 ",%d,%d," ZBX_FS_UI64 ",%d,%d,%d)",
event.eventid, event.source, event.object, event.objectid, event.clock, event.ns, event.value);
process_actions(&event);
if (EVENT_SOURCE_TRIGGERS == event.source)
{
DBupdate_services(event.objectid, TRIGGER_VALUE_PROBLEM == event.value ? event.trigger.priority : 0,
event.clock);
free_trigger_info(&event);
}
ret = SUCCEED;
fail:
zabbix_log(LOG_LEVEL_DEBUG, "End of %s():%s", __function_name, zbx_result_string(ret));
return ret;
}
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