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85 lines
2.1 KiB
85 lines
2.1 KiB
/*
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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
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authenticate user
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*/
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#include "sesman.h"
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#define _XOPEN_SOURCE
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#include <sys/types.h>
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#include <pwd.h>
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#include <grp.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 i;
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struct group* groups;
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struct passwd* pwd;
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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(LOG_LEVEL_WARNING, "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("Terminal Server Users group is disabled, allowing authentication",1);
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return 1;
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}
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groups = getgrgid(g_cfg.sec.ts_users);
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if (0==groups)
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{
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log_message(LOG_LEVEL_ERROR,"Cannot read group info! - login denied");
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return 0;
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}
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pwd = getpwnam(user);
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if (0==pwd)
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{
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log_message(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==pwd->pw_gid)
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{
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LOG_DBG("ts_users is user's primary group",1);
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return 1;
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}
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i=0;
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while (0!=groups->gr_mem[i])
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{
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LOG_DBG("user: %s", groups->gr_mem[i]);
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if (0==g_strcmp(groups->gr_mem[i], user)) return 1;
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i++;
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}
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log_message(LOG_LEVEL_INFO, "login denied for user %s", user);
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return 0;
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}
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