Zabbix

/*

** Copyright (C) 2001-2025 Zabbix SIA

**

** This program is free software: you can redistribute it and/or modify it under the terms of

** the GNU Affero General Public License as published by the Free Software Foundation, version 3.

**

** 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 Affero General Public License for more details.

**

** You should have received a copy of the GNU Affero General Public License along with this program.

** If not, see <https://www.gnu.org/licenses/>.

**/

​

#include "taskmanager_server.h"

​

#include "zbxdb.h"

#include "zbxdbhigh.h"

#include "zbxnum.h"

#include "zbxtasks.h"

#include "zbxversion.h"

​

/******************************************************************************

 *                                                                            *

 * Purpose: gets tasks scheduled to be executed on proxy                      *

 *                                                                            *

 * Parameters: tasks         - [OUT] tasks to execute                         *

 *             proxyid       - [IN] target proxy                              *

 *             compatibility - [IN] proxy version compatibility with server   *

 *                                                                            *

 * 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.                                             *

 *           All tasks are disabled on unsupported proxies. Only remote       *

 *           command and check now are supported by outdated proxies.         *

 *                                                                            *

 ******************************************************************************/

void    zbx_tm_get_remote_tasks(zbx_vector_tm_task_t *tasks, zbx_uint64_t proxyid,

        zbx_proxy_compatibility_t compatibility)

{

    zbx_db_result_t result;

    zbx_db_row_t    row;

​

    if (ZBX_PROXY_VERSION_UNDEFINED == compatibility || ZBX_PROXY_VERSION_UNSUPPORTED == compatibility)

        return;

​

    /* skip tasks past expiry data - task manager will handle them */

    result = zbx_db_select(

            "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,"

                "d.data,d.parent_taskid,d.type"

            " 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"

            " left join task_data d"

                " on t.taskid=d.taskid"

            " where t.status=%d"

                " and t.proxyid=" ZBX_FS_UI64

                " and (t.ttl=0 or t.clock+t.ttl>" ZBX_FS_TIME_T ")"