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/*
** Zabbix
** Copyright (C) 2001-2019 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 <assert.h>
#include "common.h"
#include "log.h"
#include "db.h"
#include "zbxjson.h"
#include "zbxtasks.h"
/******************************************************************************
* *
* Function: zbx_tm_get_remote_tasks *
* *
* Purpose: get tasks scheduled to be executed on a proxy *
* *
* Parameters: tasks - [OUT] the tasks to execute *
* proxy_hostid - [IN] the target proxy *
* *
* Comments: This function is used by server to get tasks to be sent to the *
* specified proxy. Expired tasks are ignored and handled by the *
* server task manager. *
* *
******************************************************************************/
void zbx_tm_get_remote_tasks(zbx_vector_ptr_t *tasks, zbx_uint64_t proxy_hostid)
{
DB_RESULT result;
DB_ROW row;
/* skip tasks past expiry data - task manager will handle them */
result = DBselect(
"select t.taskid,t.type,t.clock,t.ttl,"
"c.command_type,c.execute_on,c.port,c.authtype,c.username,c.password,c.publickey,"
"c.privatekey,c.command,c.alertid,c.parent_taskid,c.hostid,"
"cn.itemid"
" from task t"
" left join task_remote_command c"
" on t.taskid=c.taskid"
" left join task_check_now cn"
" on t.taskid=cn.taskid"
" where t.status=%d"
" and t.proxy_hostid=" ZBX_FS_UI64
" and (t.ttl=0 or t.clock+t.ttl>" ZBX_FS_TIME_T ")"
" order by t.taskid",
ZBX_TM_STATUS_NEW, proxy_hostid, (zbx_fs_time_t)time(NULL));
while (NULL != (row = DBfetch(result)))
{
zbx_uint64_t taskid, alertid, parent_taskid, hostid, itemid;
zbx_tm_task_t *task;
ZBX_STR2UINT64(taskid, row[0]);
task = zbx_tm_task_create(taskid, atoi(row[1]), ZBX_TM_STATUS_NEW, atoi(row[2]), atoi(row[3]), 0);
switch (task->type)
{
case ZBX_TM_TASK_REMOTE_COMMAND:
if (SUCCEED == DBis_null(row[4]))
{
zbx_free(task);
continue;
}
ZBX_DBROW2UINT64(alertid, row[13]);
ZBX_DBROW2UINT64(parent_taskid, row[14]);
ZBX_DBROW2UINT64(hostid, row[15]);
task->data = (void *)zbx_tm_remote_command_create(atoi(row[4]), row[12], atoi(row[5]),
atoi(row[6]), atoi(row[7]), row[8], row[9], row[10], row[11],
parent_taskid, hostid, alertid);
break;
case ZBX_TM_TASK_CHECK_NOW:
if (SUCCEED == DBis_null(row[16]))
{
zbx_free(task);
continue;
}
ZBX_STR2UINT64(itemid, row[16]);
task->data = (void *)zbx_tm_check_now_create(itemid);
break;
}
zbx_vector_ptr_append(tasks, task);
}
DBfree_result(result);
}
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