Zabbix

/*

** Zabbix

** Copyright (C) 2001-2023 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 "zbxdbhigh.h"

​

#include "log.h"

#include "events.h"

#include "zbxnum.h"

​

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

 *                                                                            *

 * Purpose: save the trigger changes to database                              *

 *                                                                            *

 * Parameters: trigger_diff - [IN] the trigger changeset                      *

 *                                                                            *

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

void    zbx_db_save_trigger_changes(const zbx_vector_ptr_t *trigger_diff)

{

    int             i;

    char                *sql = NULL;

    size_t              sql_alloc = 0, sql_offset = 0;

    const zbx_trigger_diff_t    *diff;

​

    zabbix_log(LOG_LEVEL_DEBUG, "In %s()", __func__);

​

    zbx_db_begin_multiple_update(&sql, &sql_alloc, &sql_offset);

​

    for (i = 0; i < trigger_diff->values_num; i++)

    {

        char    delim = ' ';

        diff = (const zbx_trigger_diff_t *)trigger_diff->values[i];

​

        if (0 == (diff->flags & ZBX_FLAGS_TRIGGER_DIFF_UPDATE))

            continue;

​

        zbx_strcpy_alloc(&sql, &sql_alloc, &sql_offset, "update triggers set");

​

        if (0 != (diff->flags & ZBX_FLAGS_TRIGGER_DIFF_UPDATE_LASTCHANGE))

        {

            zbx_snprintf_alloc(&sql, &sql_alloc, &sql_offset, "%clastchange=%d", delim, diff->lastchange);

            delim = ',';

        }

​

        if (0 != (diff->flags & ZBX_FLAGS_TRIGGER_DIFF_UPDATE_VALUE))

        {

            zbx_snprintf_alloc(&sql, &sql_alloc, &sql_offset, "%cvalue=%d", delim, diff->value);

            delim = ',';

        }

​

        if (0 != (diff->flags & ZBX_FLAGS_TRIGGER_DIFF_UPDATE_STATE))

        {

            zbx_snprintf_alloc(&sql, &sql_alloc, &sql_offset, "%cstate=%d", delim, diff->state);

            delim = ',';

        }

​

        if (0 != (diff->flags & ZBX_FLAGS_TRIGGER_DIFF_UPDATE_ERROR))

        {

            char    *error_esc;

​

            error_esc = zbx_db_dyn_escape_field("triggers", "error", diff->error);

            zbx_snprintf_alloc(&sql, &sql_alloc, &sql_offset, "%cerror='%s'", delim, error_esc);

            zbx_free(error_esc);

        }

​

        zbx_snprintf_alloc(&sql, &sql_alloc, &sql_offset, " where triggerid=" ZBX_FS_UI64 ";\n",

                diff->triggerid);

​

        zbx_db_execute_overflowed_sql(&sql, &sql_alloc, &sql_offset);

    }

​

    zbx_db_end_multiple_update(&sql, &sql_alloc, &sql_offset);

​

    if (sql_offset > 16)    /* in ORACLE always present begin..end; */

        zbx_db_execute("%s", sql);

​