129 lines
3.2 KiB
C
129 lines
3.2 KiB
C
/*
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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xrdp: A Remote Desktop Protocol server.
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Copyright (C) Jay Sorg 2005-2008
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*/
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/**
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*
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* @file access.c
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* @brief User access control code
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* @author Simone Fedele
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*
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*/
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#include "sesman.h"
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extern struct config_sesman* g_cfg;
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/******************************************************************************/
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int DEFAULT_CC
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access_login_allowed(char* user)
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{
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int gid;
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int ok;
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if ((0 == g_strncmp(user, "root", 5)) && (0 == g_cfg->sec.allow_root))
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{
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log_message(&(g_cfg->log), LOG_LEVEL_WARNING,
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"ROOT login attempted, but root login is disabled");
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return 0;
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}
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if (0 == g_cfg->sec.ts_users_enable)
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{
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LOG_DBG(&(g_cfg->log), "Terminal Server Users group is disabled, allowing authentication",
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1);
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return 1;
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}
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if (0 != g_getuser_info(user, &gid, 0, 0, 0, 0))
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{
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log_message(&(g_cfg->log), LOG_LEVEL_ERROR, "Cannot read user info! - login denied");
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return 0;
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}
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if (g_cfg->sec.ts_users == gid)
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{
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LOG_DBG(&(g_cfg->log), "ts_users is user's primary group");
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return 1;
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}
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if (0 != g_check_user_in_group(user, g_cfg->sec.ts_users, &ok))
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{
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log_message(&(g_cfg->log), LOG_LEVEL_ERROR, "Cannot read group info! - login denied");
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return 0;
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}
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if (ok)
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{
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return 1;
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}
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log_message(&(g_cfg->log), LOG_LEVEL_INFO, "login denied for user %s", user);
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return 0;
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}
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/******************************************************************************/
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int DEFAULT_CC
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access_login_mng_allowed(char* user)
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{
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int gid;
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int ok;
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if ((0 == g_strncmp(user, "root", 5)) && (0 == g_cfg->sec.allow_root))
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{
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log_message(&(g_cfg->log), LOG_LEVEL_WARNING,
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"[MNG] ROOT login attempted, but root login is disabled");
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return 0;
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}
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if (0 == g_cfg->sec.ts_admins_enable)
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{
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LOG_DBG(&(g_cfg->log), "[MNG] Terminal Server Admin group is disabled, allowing authentication",
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1);
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return 1;
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}
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if (0 != g_getuser_info(user, &gid, 0, 0, 0, 0))
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{
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log_message(&(g_cfg->log), LOG_LEVEL_ERROR, "[MNG] Cannot read user info! - login denied");
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return 0;
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}
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if (g_cfg->sec.ts_admins == gid)
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{
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LOG_DBG(&(g_cfg->log), "[MNG] ts_users is user's primary group");
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return 1;
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}
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if (0 != g_check_user_in_group(user, g_cfg->sec.ts_admins, &ok))
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{
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log_message(&(g_cfg->log), LOG_LEVEL_ERROR, "[MNG] Cannot read group info! - login denied");
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return 0;
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}
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if (ok)
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{
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return 1;
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}
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log_message(&(g_cfg->log), LOG_LEVEL_INFO, "[MNG] login denied for user %s", user);
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return 0;
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}
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