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 "nodecommand.h"

​

#include "zbxtrapper.h"

​

#include "zbxexpression.h"

#include "zbxscripts.h"

#include "audit/zbxaudit.h"

#include "zbxevent.h"

#include "zbxdbwrap.h"

#include "zbxregexp.h"

#include "zbxstr.h"

#include "zbx_trigger_constants.h"

#include "zbx_scripts_constants.h"

#include "zbx_host_constants.h"

#include "zbxalgo.h"

#include "zbxcacheconfig.h"

#include "zbxdb.h"

#include "zbxdbhigh.h"

#include "zbxexpr.h"

#include "zbxjson.h"

#include "zbxnum.h"

#include "zbxtime.h"

​

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

 *                                                                                *

 * Purpose: replaces occurrence of macro in input string with value given in      *

 *          macrovalue, with memory management                                    *

 *                                                                                *

 * Parameters:  in               - [IN] input string to be processed              *

 *              macro            - [IN] macro to replace                          *

 *              macrovalue       - [IN] value to replace macro with               *

 *              out              - [IN/OUT] pointer to memory holding result      *

 *              out_alloc        - [IN/OUT] size of memory holding result         *

 *                                                                                *

 * Return value:  SUCCEED - remote command was executed successfully              *

 *                FAIL    - error occurred                                        *

 *                                                                                *

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

static void substitute_macro(const char *in, const char *macro, const char *macrovalue, char **out,

        size_t *out_alloc)

{

    zbx_token_t token;

    int     pos = 0;

    size_t      out_offset = 0, macrovalue_len;

​

    macrovalue_len = strlen(macrovalue);

    zbx_strcpy_alloc(out, out_alloc, &out_offset, in);

    out_offset++;

​

    for (; SUCCEED == zbx_token_find(*out, pos, &token, ZBX_TOKEN_SIMPLE_MACRO); pos++)

    {

        pos = token.loc.r;

​

        if (0 == strncmp(*out + token.loc.l, macro, token.loc.r - token.loc.l + 1))

        {

            pos += zbx_replace_mem_dyn(out, out_alloc, &out_offset, token.loc.l,

                    token.loc.r - token.loc.l + 1, macrovalue, macrovalue_len);

        }

    }

}

​

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

 *                                                                            *

 * Purpose: executes remote command and waits for result                      *

 *                                                                            *

 * Return value:  SUCCEED - remote command was executed successfully          *

 *                FAIL    - error occurred                                    *

 *                                                                            *

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

static int  execute_remote_script(const zbx_script_t *script, const zbx_dc_host_t *host, char **info, char *error,

        size_t max_error_len)

{

    zbx_uint64_t    taskid;

    zbx_db_result_t result = NULL;

    zbx_db_row_t    row;

​

    if (0 == host->proxyid)