5 * Copyright (C) 2012-2013 Intel Corporation. All rights reserved.
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
32 #include <sys/signalfd.h>
40 #include "../src/connman.h"
43 #include "connman/vpn-dbus.h"
45 #define CONFIGMAINFILE CONFIGDIR "/connman-vpn.conf"
47 static GMainLoop *main_loop = NULL;
49 static unsigned int __terminated = 0;
51 static gboolean signal_handler(GIOChannel *channel, GIOCondition cond,
54 struct signalfd_siginfo si;
58 if (cond & (G_IO_NVAL | G_IO_ERR | G_IO_HUP))
61 fd = g_io_channel_unix_get_fd(channel);
63 result = read(fd, &si, sizeof(si));
64 if (result != sizeof(si))
67 switch (si.ssi_signo) {
70 if (__terminated == 0) {
71 connman_info("Terminating");
72 g_main_loop_quit(main_loop);
82 static guint setup_signalfd(void)
90 sigaddset(&mask, SIGINT);
91 sigaddset(&mask, SIGTERM);
93 if (sigprocmask(SIG_BLOCK, &mask, NULL) < 0) {
94 perror("Failed to set signal mask");
98 fd = signalfd(-1, &mask, 0);
100 perror("Failed to create signal descriptor");
104 channel = g_io_channel_unix_new(fd);
106 g_io_channel_set_close_on_unref(channel, TRUE);
107 g_io_channel_set_encoding(channel, NULL, NULL);
108 g_io_channel_set_buffered(channel, FALSE);
110 source = g_io_add_watch(channel,
111 G_IO_IN | G_IO_HUP | G_IO_ERR | G_IO_NVAL,
112 signal_handler, NULL);
114 g_io_channel_unref(channel);
119 static void disconnect_callback(DBusConnection *conn, void *user_data)
121 connman_error("D-Bus disconnect");
123 g_main_loop_quit(main_loop);
126 static gchar *option_config = NULL;
127 static gchar *option_debug = NULL;
128 static gchar *option_plugin = NULL;
129 static gchar *option_noplugin = NULL;
130 static bool option_detach = true;
131 static bool option_version = false;
132 static bool option_routes = false;
134 static bool parse_debug(const char *key, const char *value,
135 gpointer user_data, GError **error)
138 option_debug = g_strdup(value);
140 option_debug = g_strdup("*");
145 static GOptionEntry options[] = {
146 { "config", 'c', 0, G_OPTION_ARG_STRING, &option_config,
147 "Load the specified configuration file "
148 "instead of " CONFIGMAINFILE, "FILE" },
149 { "debug", 'd', G_OPTION_FLAG_OPTIONAL_ARG,
150 G_OPTION_ARG_CALLBACK, parse_debug,
151 "Specify debug options to enable", "DEBUG" },
152 { "plugin", 'p', 0, G_OPTION_ARG_STRING, &option_plugin,
153 "Specify plugins to load", "NAME,..." },
154 { "noplugin", 'P', 0, G_OPTION_ARG_STRING, &option_noplugin,
155 "Specify plugins not to load", "NAME,..." },
156 { "nodaemon", 'n', G_OPTION_FLAG_REVERSE,
157 G_OPTION_ARG_NONE, &option_detach,
158 "Don't fork daemon to background" },
159 { "routes", 'r', 0, G_OPTION_ARG_NONE, &option_routes,
160 "Create/delete VPN routes" },
161 { "version", 'v', 0, G_OPTION_ARG_NONE, &option_version,
162 "Show version information and exit" },
167 * This function will be called from generic src/agent.c code so we have
168 * to use connman_ prefix instead of vpn_ one.
170 unsigned int connman_timeout_input_request(void)
172 return __vpn_settings_get_timeout_inputreq();
175 int main(int argc, char *argv[])
177 GOptionContext *context;
178 GError *error = NULL;
179 DBusConnection *conn;
183 context = g_option_context_new(NULL);
184 g_option_context_add_main_entries(context, options, NULL);
186 if (!g_option_context_parse(context, &argc, &argv, &error)) {
188 g_printerr("%s\n", error->message);
191 g_printerr("An unknown error occurred\n");
195 g_option_context_free(context);
197 if (option_version) {
198 printf("%s\n", VERSION);
204 perror("Can't start daemon");
209 if (mkdir(VPN_STATEDIR, S_IRUSR | S_IWUSR | S_IXUSR |
210 S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH) < 0) {
212 perror("Failed to create state directory");
216 * At some point the VPN stuff is migrated into VPN_STORAGEDIR
217 * and this mkdir() call can be removed.
219 if (mkdir(STORAGEDIR, S_IRUSR | S_IWUSR | S_IXUSR |
220 S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH) < 0) {
222 perror("Failed to create storage directory");
225 if (mkdir(VPN_STORAGEDIR, S_IRUSR | S_IWUSR | S_IXUSR |
226 S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH) < 0) {
228 perror("Failed to create VPN storage directory");
233 main_loop = g_main_loop_new(NULL, FALSE);
235 signal = setup_signalfd();
237 dbus_error_init(&err);
239 conn = g_dbus_setup_bus(DBUS_BUS_SYSTEM, VPN_SERVICE, &err);
241 if (dbus_error_is_set(&err)) {
242 fprintf(stderr, "%s\n", err.message);
243 dbus_error_free(&err);
245 fprintf(stderr, "Can't register with system bus\n");
249 g_dbus_set_disconnect_function(conn, disconnect_callback, NULL, NULL);
251 __connman_log_init(argv[0], option_debug, option_detach, false,
252 "Connection Manager VPN daemon", VERSION);
253 __connman_dbus_init(conn);
256 __vpn_settings_init(CONFIGMAINFILE);
258 __vpn_settings_init(option_config);
260 __connman_inotify_init();
261 __connman_agent_init();
262 __vpn_provider_init(option_routes);
263 __vpn_manager_init();
264 __vpn_ipconfig_init();
266 __connman_task_init();
267 __connman_plugin_init(option_plugin, option_noplugin);
272 g_free(option_plugin);
273 g_free(option_noplugin);
275 g_main_loop_run(main_loop);
277 g_source_remove(signal);
279 __vpn_config_cleanup();
280 __connman_plugin_cleanup();
281 __connman_task_cleanup();
282 __vpn_rtnl_cleanup();
283 __vpn_ipconfig_cleanup();
284 __vpn_manager_cleanup();
285 __vpn_provider_cleanup();
286 __connman_agent_cleanup();
287 __connman_inotify_cleanup();
288 __connman_dbus_cleanup();
289 __connman_log_cleanup(false);
290 __vpn_settings_cleanup();
292 dbus_connection_unref(conn);
294 g_main_loop_unref(main_loop);
296 g_free(option_debug);