Zabbix

/*

** Copyright (C) 2001-2024 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/>.

**/

​

/* strptime() on newer and older GNU/Linux systems */

#define _GNU_SOURCE

​

#include "../sysinfo.h"

#include "software.h"

​

#include "zbxalgo.h"

#include "zbxexec.h"

#include "zbxregexp.h"

#include "zbxstr.h"

#include "zbxjson.h"

#include "zbxnum.h"

​

#ifdef HAVE_SYS_UTSNAME_H

#   include <sys/utsname.h>

#endif

​

#define SW_OS_FULL          "/proc/version"

#define SW_OS_SHORT         "/proc/version_signature"

#define SW_OS_NAME          "/etc/issue.net"

#define SW_OS_NAME_RELEASE      "/etc/os-release"

#define SW_OS_OPTION_PRETTY_NAME    "PRETTY_NAME"

​

#define TIME_FMT    "%a %b %e %H:%M:%S %Y"

​

#define DETAIL_BUF  128

​

int system_sw_arch(AGENT_REQUEST *request, AGENT_RESULT *result)

{

    struct utsname  name;

​

    ZBX_UNUSED(request);

​

    if (-1 == uname(&name))

    {

        SET_MSG_RESULT(result, zbx_dsprintf(NULL, "Cannot obtain system information: %s", zbx_strerror(errno)));

        return SYSINFO_RET_FAIL;

    }

​

    SET_STR_RESULT(result, zbx_strdup(NULL, name.machine));

​

    return SYSINFO_RET_OK;

}

​

static int  get_line_from_file(char **line, int size, FILE *f)

{

    if (NULL == fgets(*line, size, f))

    {

        *line = zbx_strdup(*line, "Cannot read from file.");

        return FAIL;

    }

​

    zbx_rtrim(*line, ZBX_WHITESPACE);

    return SUCCEED;

}

​

static int  get_os_name(char **line)

{

    char    tmp_line[MAX_STRING_LEN];

    FILE    *f = NULL;

​

    *line = zbx_malloc(NULL, sizeof(char) * MAX_STRING_LEN);

​

    /* firstly need to check option PRETTY_NAME in /etc/os-release */

    /* if cannot find it, get value from /etc/issue.net            */

    if (NULL != (f = fopen(SW_OS_NAME_RELEASE, "r")))

    {

        char    line2[MAX_STRING_LEN];

        int line_read = FAIL;

​

        while (NULL != fgets(tmp_line, sizeof(tmp_line), f))

        {

​

            if (0 != strncmp(tmp_line, SW_OS_OPTION_PRETTY_NAME,

                    ZBX_CONST_STRLEN(SW_OS_OPTION_PRETTY_NAME)))

                continue;

​