493 lines
14 KiB
C
493 lines
14 KiB
C
/**
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* xrdp: A Remote Desktop Protocol server.
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*
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* Copyright (C) Jay Sorg 2004-2013
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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*
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* @file config.c
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* @brief User authentication code
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* @author Simone Fedele @< simo [at] esseemme [dot] org @>
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*
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*/
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#include "arch.h"
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#include "list.h"
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#include "file.h"
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#include "sesman.h"
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#include "log.h"
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extern struct config_sesman *g_cfg; /* in sesman.c */
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/******************************************************************************/
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int DEFAULT_CC
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config_read(struct config_sesman *cfg)
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{
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int fd;
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struct list *sec;
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struct list *param_n;
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struct list *param_v;
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char cfg_file[256];
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g_snprintf(cfg_file, 255, "%s/sesman.ini", XRDP_CFG_PATH);
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fd = g_file_open(cfg_file);
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if (-1 == fd)
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{
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//if (g_cfg->log.fd >= 0)
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//{
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/* logging is already active */
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log_message(LOG_LEVEL_ALWAYS, "error opening %s in \
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config_read", cfg_file);
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//}
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//else
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//{
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g_printf("error opening %s in config_read", cfg_file);
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//}
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return 1;
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}
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g_memset(cfg, 0, sizeof(struct config_sesman));
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sec = list_create();
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sec->auto_free = 1;
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file_read_sections(fd, sec);
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param_n = list_create();
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param_n->auto_free = 1;
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param_v = list_create();
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param_v->auto_free = 1;
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/* read global config */
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config_read_globals(fd, cfg, param_n, param_v);
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/* read Xvnc/X11rdp/XOrg parameter list */
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config_read_vnc_params(fd, cfg, param_n, param_v);
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config_read_rdp_params(fd, cfg, param_n, param_v);
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config_read_xorg_params(fd, cfg, param_n, param_v);
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/* read logging config */
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// config_read_logging(fd, &(cfg->log), param_n, param_v);
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/* read security config */
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config_read_security(fd, &(cfg->sec), param_n, param_v);
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/* read session config */
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config_read_sessions(fd, &(cfg->sess), param_n, param_v);
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config_read_session_variables(fd, cfg, param_n, param_v);
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/* cleanup */
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list_delete(sec);
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list_delete(param_v);
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list_delete(param_n);
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g_file_close(fd);
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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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config_read_globals(int file, struct config_sesman *cf, struct list *param_n,
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struct list *param_v)
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{
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int i;
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char *buf;
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list_clear(param_v);
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list_clear(param_n);
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/* resetting the struct */
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cf->listen_address[0] = '\0';
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cf->listen_port[0] = '\0';
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cf->enable_user_wm = 0;
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cf->user_wm[0] = '\0';
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cf->default_wm[0] = '\0';
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cf->auth_file_path = 0;
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file_read_section(file, SESMAN_CFG_GLOBALS, param_n, param_v);
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for (i = 0; i < param_n->count; i++)
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{
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buf = (char *)list_get_item(param_n, i);
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if (0 == g_strcasecmp(buf, SESMAN_CFG_DEFWM))
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{
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g_strncpy(cf->default_wm, (char *)list_get_item(param_v, i), 31);
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}
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else if (0 == g_strcasecmp(buf, SESMAN_CFG_USERWM))
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{
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g_strncpy(cf->user_wm, (char *)list_get_item(param_v, i), 31);
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}
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else if (0 == g_strcasecmp(buf, SESMAN_CFG_ENABLE_USERWM))
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{
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cf->enable_user_wm = g_text2bool((char *)list_get_item(param_v, i));
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}
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else if (0 == g_strcasecmp(buf, SESMAN_CFG_PORT))
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{
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g_strncpy(cf->listen_port, (char *)list_get_item(param_v, i), 15);
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}
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else if (0 == g_strcasecmp(buf, SESMAN_CFG_ADDRESS))
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{
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g_strncpy(cf->listen_address, (char *)list_get_item(param_v, i), 31);
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}
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else if (0 == g_strcasecmp(buf, SESMAN_CFG_AUTH_FILE_PATH))
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{
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cf->auth_file_path = g_strdup((char *)list_get_item(param_v, i));
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}
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}
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/* checking for missing required parameters */
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if ('\0' == cf->listen_address[0])
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{
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g_strncpy(cf->listen_address, "0.0.0.0", 8);
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}
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if ('\0' == cf->listen_port[0])
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{
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g_strncpy(cf->listen_port, "3350", 5);
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}
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if ('\0' == cf->user_wm[0])
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{
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cf->enable_user_wm = 0;
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}
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if ('\0' == cf->default_wm[0])
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{
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g_strncpy(cf->default_wm, "startwm.sh", 11);
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}
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/* showing read config */
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g_printf("sesman config:\r\n");
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g_printf("\tListenAddress: %s\r\n", cf->listen_address);
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g_printf("\tListenPort: %s\r\n", cf->listen_port);
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g_printf("\tEnableUserWindowManager: %i\r\n", cf->enable_user_wm);
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g_printf("\tUserWindowManager: %s\r\n", cf->user_wm);
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g_printf("\tDefaultWindowManager: %s\r\n", cf->default_wm);
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g_printf("\tAuthFilePath: %s\r\n", ((cf->auth_file_path) ? (cf->auth_file_path) : ("disabled")));
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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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config_read_security(int file, struct config_security *sc,
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struct list *param_n,
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struct list *param_v)
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{
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int i;
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int gid;
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char *buf;
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list_clear(param_v);
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list_clear(param_n);
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/* setting defaults */
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sc->allow_root = 0;
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sc->login_retry = 3;
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sc->ts_users_enable = 0;
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sc->ts_admins_enable = 0;
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file_read_section(file, SESMAN_CFG_SECURITY, param_n, param_v);
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for (i = 0; i < param_n->count; i++)
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{
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buf = (char *)list_get_item(param_n, i);
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if (0 == g_strcasecmp(buf, SESMAN_CFG_SEC_ALLOW_ROOT))
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{
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sc->allow_root = g_text2bool((char *)list_get_item(param_v, i));
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}
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if (0 == g_strcasecmp(buf, SESMAN_CFG_SEC_LOGIN_RETRY))
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{
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sc->login_retry = g_atoi((char *)list_get_item(param_v, i));
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}
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if (0 == g_strcasecmp(buf, SESMAN_CFG_SEC_USR_GROUP))
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{
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if (g_getgroup_info((char *)list_get_item(param_v, i), &gid) == 0)
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{
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sc->ts_users_enable = 1;
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sc->ts_users = gid;
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}
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}
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if (0 == g_strcasecmp(buf, SESMAN_CFG_SEC_ADM_GROUP))
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{
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if (g_getgroup_info((char *)list_get_item(param_v, i), &gid) == 0)
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{
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sc->ts_admins_enable = 1;
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sc->ts_admins = gid;
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}
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}
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if (0 == g_strcasecmp(buf, SESMAN_CFG_SEC_ALWAYSGROUPCHECK))
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{
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sc->ts_always_group_check = g_text2bool((char *)list_get_item(param_v, i));
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}
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}
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/* printing security config */
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g_printf("security configuration:\r\n");
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g_printf("\tAllowRootLogin: %i\r\n", sc->allow_root);
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g_printf("\tMaxLoginRetry: %i\r\n", sc->login_retry);
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g_printf("\tAlwaysGroupCheck: %i\r\n", sc->ts_always_group_check);
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if (sc->ts_users_enable)
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{
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g_printf("\tTSUsersGroup: %i\r\n", sc->ts_users);
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}
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else
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{
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g_printf("\tNo TSUsersGroup defined\r\n");
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}
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if (sc->ts_admins_enable)
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{
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g_printf("\tTSAdminsGroup: %i\r\n", sc->ts_admins);
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}
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else
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{
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g_printf("\tNo TSAdminsGroup defined\r\n");
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}
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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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config_read_sessions(int file, struct config_sessions *se, struct list *param_n,
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struct list *param_v)
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{
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int i;
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char *buf;
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list_clear(param_v);
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list_clear(param_n);
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/* setting defaults */
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se->x11_display_offset = 10;
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se->max_sessions = 0;
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se->max_idle_time = 0;
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se->max_disc_time = 0;
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se->kill_disconnected = 0;
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se->policy = SESMAN_CFG_SESS_POLICY_DFLT;
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file_read_section(file, SESMAN_CFG_SESSIONS, param_n, param_v);
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for (i = 0; i < param_n->count; i++)
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{
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buf = (char *)list_get_item(param_n, i);
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if (0 == g_strcasecmp(buf, SESMAN_CFG_SESS_X11DISPLAYOFFSET))
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{
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se->x11_display_offset = g_atoi((char *)list_get_item(param_v, i));
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}
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if (0 == g_strcasecmp(buf, SESMAN_CFG_SESS_MAX))
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{
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se->max_sessions = g_atoi((char *)list_get_item(param_v, i));
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}
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if (0 == g_strcasecmp(buf, SESMAN_CFG_SESS_KILL_DISC))
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{
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se->kill_disconnected = g_text2bool((char *)list_get_item(param_v, i));
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}
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if (0 == g_strcasecmp(buf, SESMAN_CFG_SESS_IDLE_LIMIT))
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{
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se->max_idle_time = g_atoi((char *)list_get_item(param_v, i));
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}
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if (0 == g_strcasecmp(buf, SESMAN_CFG_SESS_DISC_LIMIT))
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{
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se->max_disc_time = g_atoi((char *)list_get_item(param_v, i));
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}
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if (0 == g_strcasecmp(buf, SESMAN_CFG_SESS_POLICY_S))
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{
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char *value = (char *)list_get_item(param_v, i);
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if (0 == g_strcasecmp(value, SESMAN_CFG_SESS_POLICY_DFLT_S))
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{
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se->policy = SESMAN_CFG_SESS_POLICY_DFLT;
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}
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else if (0 == g_strcasecmp(value, SESMAN_CFG_SESS_POLICY_UBD_S))
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{
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se->policy = SESMAN_CFG_SESS_POLICY_UBD;
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}
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else if (0 == g_strcasecmp(value, SESMAN_CFG_SESS_POLICY_UBI_S))
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{
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se->policy = SESMAN_CFG_SESS_POLICY_UBI;
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}
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else if (0 == g_strcasecmp(value, SESMAN_CFG_SESS_POLICY_UBC_S))
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{
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se->policy = SESMAN_CFG_SESS_POLICY_UBC;
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}
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else if (0 == g_strcasecmp(value, SESMAN_CFG_SESS_POLICY_UBDI_S))
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{
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se->policy = SESMAN_CFG_SESS_POLICY_UBDI;
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}
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else if (0 == g_strcasecmp(value, SESMAN_CFG_SESS_POLICY_UBDC_S))
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{
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se->policy = SESMAN_CFG_SESS_POLICY_UBDC;
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}
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else /* silently ignore typos */
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{
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se->policy = SESMAN_CFG_SESS_POLICY_DFLT;
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}
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}
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}
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/* printing session config */
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g_printf("session configuration:\r\n");
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g_printf("\tMaxSessions: %i\r\n", se->max_sessions);
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g_printf("\tX11DisplayOffset: %i\r\n", se->x11_display_offset);
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g_printf("\tKillDisconnected: %i\r\n", se->kill_disconnected);
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g_printf("\tIdleTimeLimit: %i\r\n", se->max_idle_time);
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g_printf("\tDisconnectedTimeLimit: %i\r\n", se->max_idle_time);
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g_printf("\tPolicy: %i\r\n", se->policy);
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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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config_read_rdp_params(int file, struct config_sesman *cs, struct list *param_n,
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struct list *param_v)
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{
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int i;
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list_clear(param_v);
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list_clear(param_n);
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cs->rdp_params = list_create();
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file_read_section(file, SESMAN_CFG_RDP_PARAMS, param_n, param_v);
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for (i = 0; i < param_n->count; i++)
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{
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list_add_item(cs->rdp_params, (long)g_strdup((char *)list_get_item(param_v, i)));
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}
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/* printing X11rdp parameters */
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g_printf("X11rdp parameters:\r\n");
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for (i = 0; i < cs->rdp_params->count; i++)
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{
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g_printf("\tParameter %02d %s\r\n", i, (char *)list_get_item(cs->rdp_params, i));
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}
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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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config_read_xorg_params(int file, struct config_sesman *cs,
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struct list *param_n, struct list *param_v)
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{
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int i;
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list_clear(param_v);
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list_clear(param_n);
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cs->xorg_params = list_create();
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file_read_section(file, SESMAN_CFG_XORG_PARAMS, param_n, param_v);
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for (i = 0; i < param_n->count; i++)
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{
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list_add_item(cs->xorg_params,
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(long) g_strdup((char *) list_get_item(param_v, i)));
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}
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/* printing XOrg parameters */
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g_printf("XOrg parameters:\r\n");
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for (i = 0; i < cs->xorg_params->count; i++)
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{
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g_printf("\tParameter %02d %s\r\n",
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i, (char *) list_get_item(cs->xorg_params, i));
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}
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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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config_read_vnc_params(int file, struct config_sesman *cs, struct list *param_n,
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struct list *param_v)
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{
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int i;
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list_clear(param_v);
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list_clear(param_n);
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cs->vnc_params = list_create();
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file_read_section(file, SESMAN_CFG_VNC_PARAMS, param_n, param_v);
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for (i = 0; i < param_n->count; i++)
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{
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list_add_item(cs->vnc_params, (long)g_strdup((char *)list_get_item(param_v, i)));
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}
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/* printing Xvnc parameters */
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g_printf("Xvnc parameters:\r\n");
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for (i = 0; i < cs->vnc_params->count; i++)
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{
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g_printf("\tParameter %02d %s\r\n", i, (char *)list_get_item(cs->vnc_params, i));
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}
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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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config_read_session_variables(int file, struct config_sesman *cs,
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struct list *param_n, struct list *param_v)
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{
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int i;
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list_clear(param_v);
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list_clear(param_n);
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cs->session_variables1 = list_create();
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cs->session_variables2 = list_create();
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file_read_section(file, SESMAN_CFG_SESSION_VARIABLES, param_n, param_v);
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for (i = 0; i < param_n->count; i++)
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{
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list_add_item(cs->session_variables1,
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(tintptr) g_strdup((char *) list_get_item(param_n, i)));
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list_add_item(cs->session_variables2,
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(tintptr) g_strdup((char *) list_get_item(param_v, i)));
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}
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/* printing session variables */
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g_writeln("%s parameters:", SESMAN_CFG_SESSION_VARIABLES);
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for (i = 0; i < cs->session_variables1->count; i++)
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{
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g_writeln(" Parameter %02d %s=%s", i,
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(char *) list_get_item(cs->session_variables1, i),
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(char *) list_get_item(cs->session_variables2, i));
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}
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return 0;
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}
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