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 "dbupgrade.h"

​

#include "zbxdbhigh.h"

#include "zbxsysinfo.h"

#include "zbxparam.h"

​

/*

 * 3.0 development database patches

 */

​

#ifndef HAVE_SQLITE3

​

static int  DBpatch_2050000(void)

{

    const zbx_db_field_t    field = {"agent", "Zabbix", NULL, NULL, 255, ZBX_TYPE_CHAR, ZBX_NOTNULL, 0};

​

    return DBset_default("httptest", &field);

}

​

static int  DBpatch_2050001(void)

{

    zbx_db_result_t result;

    zbx_db_row_t    row;

    char        *oid = NULL;

    size_t      oid_alloc = 0;

    int     ret = FAIL, rc;

​

    /* flags - ZBX_FLAG_DISCOVERY_RULE                               */

    /* type  - ITEM_TYPE_SNMPv1, ITEM_TYPE_SNMPv2c, ITEM_TYPE_SNMPv3 */

    if (NULL == (result = zbx_db_select("select itemid,snmp_oid from items where flags=1 and type in (1,4,6)")))

        return FAIL;

​

    while (NULL != (row = zbx_db_fetch(result)))

    {

        char    *param, *oid_esc;

        size_t  oid_offset = 0;

​

        param = zbx_strdup(NULL, row[1]);

        zbx_snprintf_alloc(&oid, &oid_alloc, &oid_offset, "discovery[{#SNMPVALUE},%s]", param);

​

        if (FAIL == zbx_quote_key_param(&param, 0))

        {

            zabbix_log(LOG_LEVEL_WARNING, "cannot convert SNMP discovery OID \"%s\":"

                    " OID contains invalid character(s)", row[1]);

            rc = ZBX_DB_OK;

        }

        else if (255 < oid_offset && 255 < zbx_strlen_utf8(oid)) /* 255 - ITEM_SNMP_OID_LEN */

        {

            zabbix_log(LOG_LEVEL_WARNING, "cannot convert SNMP discovery OID \"%s\":"

                    " resulting OID is too long", row[1]);

            rc = ZBX_DB_OK;

        }

        else

        {

            oid_esc = zbx_db_dyn_escape_string(oid);

​

            rc = zbx_db_execute("update items set snmp_oid='%s' where itemid=%s", oid_esc, row[0]);

​

            zbx_free(oid_esc);

        }

​

        zbx_free(param);

​

        if (ZBX_DB_OK > rc)

            goto out;

    }

​

    ret = SUCCEED;

out:

    zbx_db_free_result(result);

    zbx_free(oid);

​

    return ret;

}

​

static int  DBpatch_2050002(void)

{