main: static-qualify default config values
[framework/connectivity/connman.git] / src / main.c
index 3e77472..a39adb3 100644 (file)
@@ -2,7 +2,7 @@
  *
  *  Connection Manager
  *
- *  Copyright (C) 2007-2009  Intel Corporation. All rights reserved.
+ *  Copyright (C) 2007-2012  Intel Corporation. All rights reserved.
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License version 2 as
 #include <config.h>
 #endif
 
+#include <errno.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
 #include <signal.h>
+#include <sys/signalfd.h>
 #include <getopt.h>
 #include <sys/stat.h>
 #include <net/if.h>
+#include <netdb.h>
 
 #include <gdbus.h>
 
 #include "connman.h"
 
+#define DEFAULT_INPUT_REQUEST_TIMEOUT 120 * 1000
+#define DEFAULT_BROWSER_LAUNCH_TIMEOUT 300 * 1000
+
+static struct {
+       connman_bool_t bg_scan;
+       char **pref_timeservers;
+       unsigned int *auto_connect;
+       unsigned int *preferred_techs;
+       char **fallback_nameservers;
+       unsigned int timeout_inputreq;
+       unsigned int timeout_browserlaunch;
+       char **blacklisted_interfaces;
+} connman_settings  = {
+       .bg_scan = TRUE,
+       .pref_timeservers = NULL,
+       .auto_connect = NULL,
+       .preferred_techs = NULL,
+       .fallback_nameservers = NULL,
+       .timeout_inputreq = DEFAULT_INPUT_REQUEST_TIMEOUT,
+       .timeout_browserlaunch = DEFAULT_BROWSER_LAUNCH_TIMEOUT,
+       .blacklisted_interfaces = NULL,
+};
+
+static GKeyFile *load_config(const char *file)
+{
+       GError *err = NULL;
+       GKeyFile *keyfile;
+
+       keyfile = g_key_file_new();
+
+       g_key_file_set_list_separator(keyfile, ',');
+
+       if (!g_key_file_load_from_file(keyfile, file, 0, &err)) {
+               if (err->code != G_FILE_ERROR_NOENT) {
+                       connman_error("Parsing %s failed: %s", file,
+                                                               err->message);
+               }
+
+               g_error_free(err);
+               g_key_file_free(keyfile);
+               return NULL;
+       }
+
+       return keyfile;
+}
+
+static uint *parse_service_types(char **str_list, gsize len)
+{
+       unsigned int *type_list;
+       int i, j;
+       enum connman_service_type type;
+
+       type_list = g_try_new0(unsigned int, len + 1);
+       if (type_list == NULL)
+               return NULL;
+
+       i = 0;
+       j = 0;
+       while (str_list[i] != NULL)
+       {
+               type = __connman_service_string2type(str_list[i]);
+
+               if (type != CONNMAN_SERVICE_TYPE_UNKNOWN) {
+                       type_list[j] = type;
+                       j += 1;
+               }
+               i += 1;
+       }
+
+       return type_list;
+}
+
+static char **parse_fallback_nameservers(char **nameservers, gsize len)
+{
+       char **servers;
+       int i, j;
+
+       servers = g_try_new0(char *, len + 1);
+       if (servers == NULL)
+               return NULL;
+
+       i = 0;
+       j = 0;
+       while (nameservers[i] != NULL) {
+               if (connman_inet_check_ipaddress(nameservers[i]) > 0) {
+                       servers[j] = g_strdup(nameservers[i]);
+                       j += 1;
+               }
+               i += 1;
+       }
+
+       return servers;
+}
+
+static void parse_config(GKeyFile *config)
+{
+       GError *error = NULL;
+       gboolean boolean;
+       char **timeservers;
+       char **interfaces;
+       char **str_list;
+       gsize len;
+       static char *default_auto_connect[] = {
+               "wifi",
+               "ethernet",
+               "cellular",
+               NULL
+       };
+       static char *default_blacklist[] = {
+               "vmnet",
+               "vboxnet",
+               "virbr",
+               NULL
+       };
+       int timeout;
+
+       if (config == NULL) {
+               connman_settings.auto_connect =
+                       parse_service_types(default_auto_connect, 3);
+               connman_settings.blacklisted_interfaces = default_blacklist;
+               return;
+       }
+
+       DBG("parsing main.conf");
+
+       boolean = g_key_file_get_boolean(config, "General",
+                                               "BackgroundScanning", &error);
+       if (error == NULL)
+               connman_settings.bg_scan = boolean;
+
+       g_clear_error(&error);
+
+       timeservers = g_key_file_get_string_list(config, "General",
+                                               "FallbackTimeservers", NULL, &error);
+       if (error == NULL)
+               connman_settings.pref_timeservers = timeservers;
+
+       g_clear_error(&error);
+
+       str_list = g_key_file_get_string_list(config, "General",
+                       "DefaultAutoConnectTechnologies", &len, &error);
+
+       if (error == NULL)
+               connman_settings.auto_connect =
+                       parse_service_types(str_list, len);
+       else
+               connman_settings.auto_connect =
+                       parse_service_types(default_auto_connect, 3);
+
+       g_strfreev(str_list);
+
+       g_clear_error(&error);
+
+       str_list = g_key_file_get_string_list(config, "General",
+                       "PreferredTechnologies", &len, &error);
+
+       if (error == NULL)
+               connman_settings.preferred_techs =
+                       parse_service_types(str_list, len);
+
+       g_strfreev(str_list);
+
+       g_clear_error(&error);
+
+       str_list = g_key_file_get_string_list(config, "General",
+                       "FallbackNameservers", &len, &error);
+
+       if (error == NULL)
+               connman_settings.fallback_nameservers =
+                       parse_fallback_nameservers(str_list, len);
+
+       g_strfreev(str_list);
+
+       g_clear_error(&error);
+
+       timeout = g_key_file_get_integer(config, "General",
+                       "InputRequestTimeout", &error);
+       if (error == NULL && timeout >= 0)
+               connman_settings.timeout_inputreq = timeout * 1000;
+
+       g_clear_error(&error);
+
+       timeout = g_key_file_get_integer(config, "General",
+                       "BrowserLaunchTimeout", &error);
+       if (error == NULL && timeout >= 0)
+               connman_settings.timeout_browserlaunch = timeout * 1000;
+
+       g_clear_error(&error);
+
+       interfaces = g_key_file_get_string_list(config, "General",
+                       "NetworkInterfaceBlacklist", &len, &error);
+
+       if (error == NULL)
+               connman_settings.blacklisted_interfaces = interfaces;
+       else
+               connman_settings.blacklisted_interfaces = default_blacklist;
+
+       g_clear_error(&error);
+}
+
 static GMainLoop *main_loop = NULL;
 
-static void sig_term(int sig)
+static unsigned int __terminated = 0;
+
+static gboolean signal_handler(GIOChannel *channel, GIOCondition cond,
+                                                       gpointer user_data)
 {
-       connman_info("Terminating");
+       struct signalfd_siginfo si;
+       ssize_t result;
+       int fd;
 
-       g_main_loop_quit(main_loop);
+       if (cond & (G_IO_NVAL | G_IO_ERR | G_IO_HUP))
+               return FALSE;
+
+       fd = g_io_channel_unix_get_fd(channel);
+
+       result = read(fd, &si, sizeof(si));
+       if (result != sizeof(si))
+               return FALSE;
+
+       switch (si.ssi_signo) {
+       case SIGINT:
+       case SIGTERM:
+               if (__terminated == 0) {
+                       connman_info("Terminating");
+                       g_main_loop_quit(main_loop);
+               }
+
+               __terminated = 1;
+               break;
+       }
+
+       return TRUE;
 }
 
-static void sig_debug(int sig)
+static guint setup_signalfd(void)
 {
-       __connman_toggle_debug();
+       GIOChannel *channel;
+       guint source;
+       sigset_t mask;
+       int fd;
+
+       sigemptyset(&mask);
+       sigaddset(&mask, SIGINT);
+       sigaddset(&mask, SIGTERM);
+
+       if (sigprocmask(SIG_BLOCK, &mask, NULL) < 0) {
+               perror("Failed to set signal mask");
+               return 0;
+       }
+
+       fd = signalfd(-1, &mask, 0);
+       if (fd < 0) {
+               perror("Failed to create signal descriptor");
+               return 0;
+       }
+
+       channel = g_io_channel_unix_new(fd);
+
+       g_io_channel_set_close_on_unref(channel, TRUE);
+       g_io_channel_set_encoding(channel, NULL, NULL);
+       g_io_channel_set_buffered(channel, FALSE);
+
+       source = g_io_add_watch(channel,
+                               G_IO_IN | G_IO_HUP | G_IO_ERR | G_IO_NVAL,
+                               signal_handler, NULL);
+
+       g_io_channel_unref(channel);
+
+       return source;
 }
 
 static void disconnect_callback(DBusConnection *conn, void *user_data)
@@ -57,37 +318,50 @@ static void disconnect_callback(DBusConnection *conn, void *user_data)
        g_main_loop_quit(main_loop);
 }
 
+static gchar *option_debug = NULL;
 static gchar *option_device = NULL;
 static gchar *option_plugin = NULL;
 static gchar *option_nodevice = NULL;
 static gchar *option_noplugin = NULL;
 static gchar *option_wifi = NULL;
 static gboolean option_detach = TRUE;
+static gboolean option_dnsproxy = TRUE;
 static gboolean option_compat = FALSE;
-static gboolean option_debug = FALSE;
-static gboolean option_selftest = FALSE;
 static gboolean option_version = FALSE;
 
+static gboolean parse_debug(const char *key, const char *value,
+                                       gpointer user_data, GError **error)
+{
+       if (value)
+               option_debug = g_strdup(value);
+       else
+               option_debug = g_strdup("*");
+
+       return TRUE;
+}
+
 static GOptionEntry options[] = {
+       { "debug", 'd', G_OPTION_FLAG_OPTIONAL_ARG,
+                               G_OPTION_ARG_CALLBACK, parse_debug,
+                               "Specify debug options to enable", "DEBUG" },
        { "device", 'i', 0, G_OPTION_ARG_STRING, &option_device,
                        "Specify networking device or interface", "DEV" },
        { "nodevice", 'I', 0, G_OPTION_ARG_STRING, &option_nodevice,
                        "Specify networking interface to ignore", "DEV" },
        { "plugin", 'p', 0, G_OPTION_ARG_STRING, &option_plugin,
-                               "Specify plugins to load", "NAME" },
+                               "Specify plugins to load", "NAME,..." },
        { "noplugin", 'P', 0, G_OPTION_ARG_STRING, &option_noplugin,
-                               "Specify plugins not to load", "NAME" },
+                               "Specify plugins not to load", "NAME,..." },
        { "wifi", 'W', 0, G_OPTION_ARG_STRING, &option_wifi,
                                "Specify driver for WiFi/Supplicant", "NAME" },
        { "nodaemon", 'n', G_OPTION_FLAG_REVERSE,
                                G_OPTION_ARG_NONE, &option_detach,
                                "Don't fork daemon to background" },
+       { "nodnsproxy", 'r', G_OPTION_FLAG_REVERSE,
+                               G_OPTION_ARG_NONE, &option_dnsproxy,
+                               "Don't enable DNS Proxy" },
        { "compat", 'c', 0, G_OPTION_ARG_NONE, &option_compat,
-                               "Enable Network Manager compatibility" },
-       { "debug", 'd', 0, G_OPTION_ARG_NONE, &option_debug,
-                               "Enable debug information output" },
-       { "selftest", 't', 0, G_OPTION_ARG_NONE, &option_selftest,
-                               "Run self testing routines" },
+                               "(obsolete)" },
        { "version", 'v', 0, G_OPTION_ARG_NONE, &option_version,
                                "Show version information and exit" },
        { NULL },
@@ -97,7 +371,7 @@ const char *connman_option_get_string(const char *key)
 {
        if (g_strcmp0(key, "wifi") == 0) {
                if (option_wifi == NULL)
-                       return "wext";
+                       return "nl80211,wext";
                else
                        return option_wifi;
        }
@@ -105,13 +379,55 @@ const char *connman_option_get_string(const char *key)
        return NULL;
 }
 
+connman_bool_t connman_setting_get_bool(const char *key)
+{
+       if (g_str_equal(key, "BackgroundScanning") == TRUE)
+               return connman_settings.bg_scan;
+
+       return FALSE;
+}
+
+char **connman_setting_get_string_list(const char *key)
+{
+       if (g_str_equal(key, "FallbackTimeservers") == TRUE)
+               return connman_settings.pref_timeservers;
+
+       if (g_str_equal(key, "FallbackNameservers") == TRUE)
+               return connman_settings.fallback_nameservers;
+
+       if (g_str_equal(key, "NetworkInterfaceBlacklist") == TRUE)
+               return connman_settings.blacklisted_interfaces;
+
+       return NULL;
+}
+
+unsigned int *connman_setting_get_uint_list(const char *key)
+{
+       if (g_str_equal(key, "DefaultAutoConnectTechnologies") == TRUE)
+               return connman_settings.auto_connect;
+
+       if (g_str_equal(key, "PreferredTechnologies") == TRUE)
+               return connman_settings.preferred_techs;
+
+       return NULL;
+}
+
+unsigned int connman_timeout_input_request(void) {
+       return connman_settings.timeout_inputreq;
+}
+
+unsigned int connman_timeout_browser_launch(void) {
+       return connman_settings.timeout_browserlaunch;
+}
+
 int main(int argc, char *argv[])
 {
        GOptionContext *context;
        GError *error = NULL;
        DBusConnection *conn;
        DBusError err;
-       struct sigaction sa;
+       GKeyFile *config;
+       guint signal;
 
 #ifdef NEED_THREADS
        if (g_thread_supported() == FALSE)
@@ -156,6 +472,8 @@ int main(int argc, char *argv[])
                        perror("Failed to create storage directory");
        }
 
+       umask(0077);
+
        main_loop = g_main_loop_new(NULL, FALSE);
 
 #ifdef NEED_THREADS
@@ -165,6 +483,8 @@ int main(int argc, char *argv[])
        }
 #endif
 
+       signal = setup_signalfd();
+
        dbus_error_init(&err);
 
        conn = g_dbus_setup_bus(DBUS_BUS_SYSTEM, CONNMAN_SERVICE, &err);
@@ -179,79 +499,111 @@ int main(int argc, char *argv[])
 
        g_dbus_set_disconnect_function(conn, disconnect_callback, NULL, NULL);
 
-       if (option_compat == TRUE) {
-               if (g_dbus_request_name(conn, NM_SERVICE, NULL) == FALSE) {
-                       fprintf(stderr, "Can't register compat service\n");
-                       option_compat = FALSE;
-               }
-       }
-
-       __connman_log_init(option_detach, option_debug);
-
-       if (option_selftest == TRUE) {
-               if (__connman_selftest() < 0) {
-                       connman_error("Self testing routines failed");
-                       goto selftest;
-               }
-       }
+       __connman_log_init(argv[0], option_debug, option_detach);
 
        __connman_dbus_init(conn);
 
-       __connman_storage_init();
-       __connman_element_init(conn, option_device, option_nodevice);
-
-       __connman_agent_init(conn);
-       __connman_manager_init(conn, option_compat);
-       __connman_profile_init(conn);
-
-       __connman_resolver_init();
+       config = load_config(CONFIGDIR "/main.conf");
+       parse_config(config);
+       if (config != NULL)
+               g_key_file_free(config);
+
+       __connman_storage_migrate();
+       __connman_technology_init();
+       __connman_notifier_init();
+       __connman_service_init();
+       __connman_provider_init();
+       __connman_network_init();
+       __connman_device_init(option_device, option_nodevice);
+
+       __connman_agent_init();
+       __connman_ippool_init();
+       __connman_iptables_init();
+       __connman_nat_init();
+       __connman_tethering_init();
+       __connman_counter_init();
+       __connman_manager_init();
+       __connman_config_init();
+       __connman_stats_init();
+       __connman_clock_init();
+
+       __connman_resolver_init(option_dnsproxy);
+       __connman_ipconfig_init();
        __connman_rtnl_init();
-       __connman_udev_init();
        __connman_task_init();
+       __connman_proxy_init();
+       __connman_detect_init();
+       __connman_session_init();
+       __connman_timeserver_init();
+       __connman_connection_init();
 
        __connman_plugin_init(option_plugin, option_noplugin);
 
-       __connman_element_start();
+       __connman_rtnl_start();
+       __connman_dhcp_init();
+       __connman_dhcpv6_init();
+       __connman_wpad_init();
+       __connman_wispr_init();
+       __connman_rfkill_init();
 
        g_free(option_device);
        g_free(option_plugin);
        g_free(option_nodevice);
        g_free(option_noplugin);
 
-       memset(&sa, 0, sizeof(sa));
-       sa.sa_handler = sig_term;
-       sigaction(SIGINT, &sa, NULL);
-       sigaction(SIGTERM, &sa, NULL);
-
-       sa.sa_handler = sig_debug;
-       sigaction(SIGUSR2, &sa, NULL);
-
        g_main_loop_run(main_loop);
 
-       __connman_element_stop();
+       g_source_remove(signal);
 
+       __connman_rfkill_cleanup();
+       __connman_wispr_cleanup();
+       __connman_wpad_cleanup();
+       __connman_dhcpv6_cleanup();
+       __connman_dhcp_cleanup();
+       __connman_provider_cleanup();
        __connman_plugin_cleanup();
-
+       __connman_connection_cleanup();
+       __connman_timeserver_cleanup();
+       __connman_session_cleanup();
+       __connman_detect_cleanup();
+       __connman_proxy_cleanup();
        __connman_task_cleanup();
-       __connman_udev_cleanup();
        __connman_rtnl_cleanup();
        __connman_resolver_cleanup();
 
-       __connman_profile_cleanup();
+       __connman_clock_cleanup();
+       __connman_stats_cleanup();
+       __connman_config_cleanup();
        __connman_manager_cleanup();
+       __connman_counter_cleanup();
        __connman_agent_cleanup();
-
-       __connman_element_cleanup();
-       __connman_storage_cleanup();
+       __connman_tethering_cleanup();
+       __connman_nat_cleanup();
+       __connman_iptables_cleanup();
+       __connman_ippool_cleanup();
+       __connman_device_cleanup();
+       __connman_network_cleanup();
+       __connman_service_cleanup();
+       __connman_ipconfig_cleanup();
+       __connman_notifier_cleanup();
+       __connman_technology_cleanup();
 
        __connman_dbus_cleanup();
 
-selftest:
        __connman_log_cleanup();
 
        dbus_connection_unref(conn);
 
        g_main_loop_unref(main_loop);
 
+       if (connman_settings.pref_timeservers != NULL)
+               g_strfreev(connman_settings.pref_timeservers);
+
+       g_free(connman_settings.auto_connect);
+       g_free(connman_settings.preferred_techs);
+       g_strfreev(connman_settings.fallback_nameservers);
+
+       g_free(option_debug);
+
        return 0;
 }