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xrdp-proprietary/sesman/config.c

424 lines
12 KiB

/*
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., 675 Mass Ave, Cambridge, MA 02139, USA.
xrdp: A Remote Desktop Protocol server.
Copyright (C) Jay Sorg 2005-2008
*/
/**
*
* @file config.c
* @brief User authentication code
* @author Simone Fedele @< simo [at] esseemme [dot] org @>
*
*/
#include "arch.h"
#include "list.h"
#include "file.h"
#include "sesman.h"
extern struct config_sesman g_cfg;
/******************************************************************************/
/**
*
* @brief Reads sesman configuration
* @param s translates the strings "1", "true" and "yes" in 1 (true) and other strings in 0
* @return 0 on success, 1 on failure
*
*/
static int APP_CC
text2bool(char* s)
{
if (0 == g_strcasecmp(s, "1") ||
0 == g_strcasecmp(s, "true") ||
0 == g_strcasecmp(s, "yes"))
{
return 1;
}
return 0;
}
/******************************************************************************/
int DEFAULT_CC
config_read(struct config_sesman* cfg)
{
int fd;
struct list* sec;
struct list* param_n;
struct list* param_v;
fd = g_file_open(SESMAN_CFG_FILE);
if (-1 == fd)
{
if (g_cfg.log.fd >= 0)
{
/* logging is already active */
log_message(&(g_cfg.log), LOG_LEVEL_ALWAYS, "error opening %s in \
config_read", SESMAN_CFG_FILE);
}
else
{
g_printf("error opening %s in config_read", SESMAN_CFG_FILE);
}
return 1;
}
g_memset(cfg, 0, sizeof(struct config_sesman));
sec = list_create();
sec->auto_free = 1;
file_read_sections(fd, sec);
param_n = list_create();
param_n->auto_free = 1;
param_v = list_create();
param_v->auto_free = 1;
/* read global config */
config_read_globals(fd, cfg, param_n, param_v);
/* read Xvnc/X11rdp parameter list */
config_read_vnc_params(fd, cfg, param_n, param_v);
config_read_rdp_params(fd, cfg, param_n, param_v);
/* read logging config */
config_read_logging(fd, &(cfg->log), param_n, param_v);
/* read security config */
config_read_security(fd, &(cfg->sec), param_n, param_v);
/* read session config */
config_read_sessions(fd, &(cfg->sess), param_n, param_v);
/* cleanup */
list_delete(sec);
list_delete(param_v);
list_delete(param_n);
g_file_close(fd);
return 0;
}
/******************************************************************************/
int DEFAULT_CC
config_read_globals(int file, struct config_sesman* cf, struct list* param_n,
struct list* param_v)
{
int i;
char* buf;
list_clear(param_v);
list_clear(param_n);
/* resetting the struct */
cf->listen_address[0] = '\0';
cf->listen_port[0] = '\0';
cf->enable_user_wm = 0;
cf->user_wm[0] = '\0';
cf->default_wm[0] = '\0';
cf->auth_file_path = 0;
file_read_section(file, SESMAN_CFG_GLOBALS, param_n, param_v);
for (i = 0; i < param_n->count; i++)
{
buf = (char*)list_get_item(param_n, i);
if (0 == g_strcasecmp(buf, SESMAN_CFG_DEFWM))
{
g_strncpy(cf->default_wm, (char*)list_get_item(param_v, i), 31);
}
else if (0 == g_strcasecmp(buf, SESMAN_CFG_USERWM))
{
g_strncpy(cf->user_wm, (char*)list_get_item(param_v, i), 31);
}
else if (0 == g_strcasecmp(buf, SESMAN_CFG_ENABLE_USERWM))
{
cf->enable_user_wm = text2bool((char*)list_get_item(param_v, i));
}
else if (0 == g_strcasecmp(buf, SESMAN_CFG_PORT))
{
g_strncpy(cf->listen_port, (char*)list_get_item(param_v, i), 15);
}
else if (0 == g_strcasecmp(buf, SESMAN_CFG_ADDRESS))
{
g_strncpy(cf->listen_address, (char*)list_get_item(param_v, i), 31);
}
else if (0 == g_strcasecmp(buf, SESMAN_CFG_AUTH_FILE_PATH))
{
cf->auth_file_path = g_strdup((char*)list_get_item(param_v, i));
}
}
/* checking for missing required parameters */
if ('\0' == cf->listen_address[0])
{
g_strncpy(cf->listen_address, "0.0.0.0", 8);
}
if ('\0' == cf->listen_port[0])
{
g_strncpy(cf->listen_port, "3350", 5);
}
if ('\0' == cf->user_wm[0])
{
cf->enable_user_wm = 0;
}
if ('\0' == cf->default_wm[0])
{
g_strncpy(cf->default_wm, "startwm.sh", 11);
}
/* showing read config */
g_printf("sesman config:\r\n");
g_printf("\tListenAddress: %s\r\n", cf->listen_address);
g_printf("\tListenPort: %s\r\n", cf->listen_port);
g_printf("\tEnableUserWindowManager: %i\r\n", cf->enable_user_wm);
g_printf("\tUserWindowManager: %s\r\n", cf->user_wm);
g_printf("\tDefaultWindowManager: %s\r\n", cf->default_wm);
g_printf("\tAuthFilePath: %s\r\n", ((cf->auth_file_path) ? (cf->auth_file_path) : ("disabled")));
return 0;
}
/******************************************************************************/
int DEFAULT_CC
config_read_logging(int file, struct log_config* lc, struct list* param_n,
struct list* param_v)
{
int i;
char* buf;
list_clear(param_v);
list_clear(param_n);
/* setting defaults */
lc->program_name = g_strdup("sesman");
lc->log_file = 0;
lc->fd = 0;
lc->log_level = LOG_LEVEL_DEBUG;
lc->enable_syslog = 0;
lc->syslog_level = LOG_LEVEL_DEBUG;
file_read_section(file, SESMAN_CFG_LOGGING, param_n, param_v);
for (i = 0; i < param_n->count; i++)
{
buf = (char*)list_get_item(param_n, i);
if (0 == g_strcasecmp(buf, SESMAN_CFG_LOG_FILE))
{
lc->log_file = g_strdup((char*)list_get_item(param_v, i));
}
if (0 == g_strcasecmp(buf, SESMAN_CFG_LOG_LEVEL))
{
lc->log_level = log_text2level((char*)list_get_item(param_v, i));
}
if (0 == g_strcasecmp(buf, SESMAN_CFG_LOG_ENABLE_SYSLOG))
{
lc->enable_syslog = text2bool((char*)list_get_item(param_v, i));
}
if (0 == g_strcasecmp(buf, SESMAN_CFG_LOG_SYSLOG_LEVEL))
{
lc->syslog_level = log_text2level((char*)list_get_item(param_v, i));
}
}
if (0 == lc->log_file)
{
lc->log_file=g_strdup("./sesman.log");
}
g_printf("logging configuration:\r\n");
g_printf("\tLogFile: %s\r\n",lc->log_file);
g_printf("\tLogLevel: %i\r\n", lc->log_level);
g_printf("\tEnableSyslog: %i\r\n", lc->enable_syslog);
g_printf("\tSyslogLevel: %i\r\n", lc->syslog_level);
return 0;
}
/******************************************************************************/
int DEFAULT_CC
config_read_security(int file, struct config_security* sc,
struct list* param_n,
struct list* param_v)
{
int i;
int gid;
char* buf;
list_clear(param_v);
list_clear(param_n);
/* setting defaults */
sc->allow_root = 0;
sc->login_retry = 3;
sc->ts_users_enable = 0;
sc->ts_admins_enable = 0;
file_read_section(file, SESMAN_CFG_SECURITY, param_n, param_v);
for (i = 0; i < param_n->count; i++)
{
buf = (char*)list_get_item(param_n, i);
if (0 == g_strcasecmp(buf, SESMAN_CFG_SEC_ALLOW_ROOT))
{
sc->allow_root = text2bool((char*)list_get_item(param_v, i));
}
if (0 == g_strcasecmp(buf, SESMAN_CFG_SEC_LOGIN_RETRY))
{
sc->login_retry = g_atoi((char*)list_get_item(param_v, i));
}
if (0 == g_strcasecmp(buf, SESMAN_CFG_SEC_USR_GROUP))
{
if (g_getgroup_info((char*)list_get_item(param_v, i), &gid) == 0)
{
sc->ts_users_enable = 1;
sc->ts_users = gid;
}
}
if (0 == g_strcasecmp(buf, SESMAN_CFG_SEC_ADM_GROUP))
{
if (g_getgroup_info((char*)list_get_item(param_v, i), &gid) == 0)
{
sc->ts_admins_enable = 1;
sc->ts_admins = gid;
}
}
}
/* printing security config */
g_printf("security configuration:\r\n");
g_printf("\tAllowRootLogin: %i\r\n",sc->allow_root);
g_printf("\tMaxLoginRetry: %i\r\n",sc->login_retry);
if (sc->ts_users_enable)
{
g_printf("\tTSUsersGroup: %i\r\n", sc->ts_users);
}
else
{
g_printf("\tNo TSUsersGroup defined\r\n");
}
if (sc->ts_admins_enable)
{
g_printf("\tTSAdminsGroup: %i\r\n", sc->ts_admins);
}
else
{
g_printf("\tNo TSAdminsGroup defined\r\n");
}
return 0;
}
/******************************************************************************/
int DEFAULT_CC
config_read_sessions(int file, struct config_sessions* se, struct list* param_n,
struct list* param_v)
{
int i;
char* buf;
list_clear(param_v);
list_clear(param_n);
/* setting defaults */
se->max_sessions=0;
se->max_idle_time=0;
se->max_disc_time=0;
se->kill_disconnected=0;
file_read_section(file, SESMAN_CFG_SESSIONS, param_n, param_v);
for (i = 0; i < param_n->count; i++)
{
buf = (char*)list_get_item(param_n, i);
if (0 == g_strcasecmp(buf, SESMAN_CFG_SESS_MAX))
{
se->max_sessions = g_atoi((char*)list_get_item(param_v, i));
}
if (0 == g_strcasecmp(buf, SESMAN_CFG_SESS_KILL_DISC))
{
se->kill_disconnected = text2bool((char*)list_get_item(param_v, i));
}
if (0 == g_strcasecmp(buf, SESMAN_CFG_SESS_IDLE_LIMIT))
{
se->max_idle_time=g_atoi((char*)list_get_item(param_v, i));
}
if (0 == g_strcasecmp(buf, SESMAN_CFG_SESS_DISC_LIMIT))
{
se->max_disc_time=g_atoi((char*)list_get_item(param_v, i));
}
}
/* printing security config */
g_printf("session configuration:\r\n");
g_printf("\tMaxSessions: %i\r\n", se->max_sessions);
g_printf("\tKillDisconnected: %i\r\n", se->kill_disconnected);
g_printf("\tIdleTimeLimit: %i\r\n", se->max_idle_time);
g_printf("\tDisconnectedTimeLimit: %i\r\n", se->max_idle_time);
return 0;
}
/******************************************************************************/
int DEFAULT_CC
config_read_rdp_params(int file, struct config_sesman* cs, struct list* param_n,
struct list* param_v)
{
int i;
list_clear(param_v);
list_clear(param_n);
cs->rdp_params=list_create();
file_read_section(file, SESMAN_CFG_RDP_PARAMS, param_n, param_v);
for (i = 0; i < param_n->count; i++)
{
list_add_item(cs->rdp_params, (long)g_strdup((char*)list_get_item(param_v, i)));
}
/* printing security config */
g_printf("X11rdp parameters:\r\n");
for (i = 0; i < cs->rdp_params->count; i++)
{
g_printf("\tParameter %02d %s\r\n", i, (char*)list_get_item(cs->rdp_params, i));
}
return 0;
}
/******************************************************************************/
int DEFAULT_CC
config_read_vnc_params(int file, struct config_sesman* cs, struct list* param_n,
struct list* param_v)
{
int i;
list_clear(param_v);
list_clear(param_n);
cs->vnc_params=list_create();
file_read_section(file, SESMAN_CFG_VNC_PARAMS, param_n, param_v);
for (i = 0; i < param_n->count; i++)
{
list_add_item(cs->vnc_params, (long)g_strdup((char*)list_get_item(param_v, i)));
}
/* printing security config */
g_printf("Xvnc parameters:\r\n");
for (i = 0; i < cs->vnc_params->count; i++)
{
g_printf("\tParameter %02d %s\r\n", i, (char*)list_get_item(cs->vnc_params, i));
}
return 0;
}