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add_standard_users.c

/* GADMIN-PROFTPD - An easy to use GTK+ frontend for the ProFTPD standalone server.
 * Copyright (C) 2001 - 2008 Magnus Loef <magnus-swe@telia.com> 
 *
 * 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 3 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 "../config.h"
#include <gtk/gtk.h>
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include "gettext.h"
#include "widgets.h"
#include "commands.h"
#include "add_standard_users.h"
#include "functions.h"
#include "show_info.h"



int add_standard_users()
{
    /* The SERVER_USER and SERVER_GROUP must
       exist so add them if they are missing */
    gchar *cmd, *info, *user, *group;

    group = g_strdup_printf("%s", SERVER_GROUP);

    /* Add the systems SERVER_GROUP if it doesnt exist */
    if( ! group_exists(group) )
    {
        cmd = g_strdup_printf("%s %s", "groupadd", group);
        if( ! run_command(cmd) )
        {
          info = g_strdup_printf(_("Failed adding the system group:\n%s\n"), group);
          show_info(info);
          g_free(info);

            g_free(cmd);
            g_free(group);
            return 0;
        }
        g_free(cmd);
    }


    /* Add the SERVER_USER to SERVER_GROUP if it doesnt exist */
    user  = g_strdup_printf("%s", SERVER_USER);
    if( ! user_exists(user) )
    {
        /* Add the SERVER_USER to the SERVER_GROUP and lock the account */
        cmd = g_strdup_printf("%s '%s' -l -d '/dev/null' -c '%s' -s '/dev/null' -g '%s'", "useradd", user, user, group);
        if( ! run_command(cmd) )
        {
          info = g_strdup_printf(_("Failed adding the system user:\n%s\n"), user);
          show_info(info);
          g_free(info);

            g_free(cmd);
            g_free(user);
            g_free(group);
            return 0;
        }
        g_free(cmd);

      /* To be really sure we check it again with the same function */
      if( ! user_exists(user) )
      {
          info = g_strdup_printf(_("Failed adding the system user:\n%s\n"), user);
          show_info(info);
          g_free(info);

          g_free(user);
            g_free(group);
          return 0;
      }
      else
        {
            /* Let the user know that we added a locked system user */
            info = g_strdup_printf(_("Added this locked and false shelled system user:\n%s\n"), user);
            show_info(info);
            g_free(info);
        }
    }

    g_free(user);
    g_free(group);

    return 1;
}

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