service: Simplify nameserver route adding and removing
[framework/connectivity/connman.git] / src / main.c
index a6824c0..7a284b1 100644 (file)
@@ -2,7 +2,7 @@
  *
  *  Connection Manager
  *
- *  Copyright (C) 2007-2010  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 <getopt.h>
 #include <sys/stat.h>
 #include <net/if.h>
+#include <netdb.h>
 
 #include <gdbus.h>
 
-#ifdef HAVE_CAPNG
-#include <cap-ng.h>
-#endif
-
 #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;
 } 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,
 };
 
 static GKeyFile *load_config(const char *file)
@@ -71,13 +83,81 @@ static GKeyFile *load_config(const char *file)
        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;
+       struct addrinfo hints;
+       struct addrinfo *addr;
+
+       servers = g_try_new0(char *, len + 1);
+       if (servers == NULL)
+               return NULL;
+
+       i = 0;
+       j = 0;
+       while (nameservers[i] != NULL) {
+               memset(&hints, 0, sizeof(struct addrinfo));
+               hints.ai_flags = AI_NUMERICHOST;
+               addr = NULL;
+               if (getaddrinfo(nameservers[i], NULL, &hints, &addr) == 0) {
+                       servers[j] = g_strdup(nameservers[i]);
+                       j += 1;
+               }
+
+               freeaddrinfo(addr);
+               i += 1;
+       }
+
+       return servers;
+}
+
 static void parse_config(GKeyFile *config)
 {
        GError *error = NULL;
        gboolean boolean;
-
-       if (config == NULL)
+       char **timeservers;
+       char **str_list;
+       gsize len;
+       char *default_auto_connect[] = {
+               "wifi",
+               "ethernet",
+               "cellular",
+               NULL
+       };
+       int timeout;
+
+       if (config == NULL) {
+               connman_settings.auto_connect =
+                       parse_service_types(default_auto_connect, 3);
                return;
+       }
 
        DBG("parsing main.conf");
 
@@ -87,37 +167,137 @@ static void parse_config(GKeyFile *config)
                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);
 }
 
 static GMainLoop *main_loop = NULL;
 
-static gboolean signal_cb(GIOChannel *chan,
-                               GIOCondition cond, gpointer data)
+static unsigned int __terminated = 0;
+
+static gboolean signal_handler(GIOChannel *channel, GIOCondition cond,
+                                                       gpointer user_data)
 {
-       int signal_fd = GPOINTER_TO_INT(data);
        struct signalfd_siginfo si;
-       ssize_t res;
+       ssize_t result;
+       int fd;
 
-       if (cond & (G_IO_NVAL | G_IO_ERR))
+       if (cond & (G_IO_NVAL | G_IO_ERR | G_IO_HUP))
                return FALSE;
 
-       res = read(signal_fd, &si, sizeof(si));
-       if (res != sizeof(si))
+       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:
-               connman_info("Terminating");
-               g_main_loop_quit(main_loop);
-               break;
-       default:
+               if (__terminated == 0) {
+                       connman_info("Terminating");
+                       g_main_loop_quit(main_loop);
+               }
+
+               __terminated = 1;
                break;
        }
 
        return TRUE;
 }
 
+static guint setup_signalfd(void)
+{
+       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)
 {
        connman_error("D-Bus disconnect");
@@ -194,21 +374,44 @@ connman_bool_t connman_setting_get_bool(const char *key)
        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;
+
+       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;
-       int signal_fd;
-       int signal_source;
-       GIOChannel *signal_io;
-       sigset_t mask;
        GKeyFile *config;
-
-#ifdef HAVE_CAPNG
-       /* Drop capabilities */
-#endif
+       guint signal;
 
 #ifdef NEED_THREADS
        if (g_thread_supported() == FALSE)
@@ -253,12 +456,6 @@ int main(int argc, char *argv[])
                        perror("Failed to create storage directory");
        }
 
-       if (mkdir(STORAGEDIR "/stats", S_IRUSR | S_IWUSR | S_IXUSR |
-                               S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH) < 0) {
-               if (errno != EEXIST)
-                       perror("Failed to create statistics directory");
-       }
-
        umask(0077);
 
        main_loop = g_main_loop_new(NULL, FALSE);
@@ -270,6 +467,8 @@ 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);
@@ -284,29 +483,30 @@ int main(int argc, char *argv[])
 
        g_dbus_set_disconnect_function(conn, disconnect_callback, NULL, NULL);
 
-       __connman_log_init(option_debug, option_detach);
+       __connman_log_init(argv[0], option_debug, option_detach);
 
        __connman_dbus_init(conn);
 
        config = load_config(CONFIGDIR "/main.conf");
-
        parse_config(config);
+       if (config != NULL)
+               g_key_file_free(config);
 
-       __connman_storage_init();
+       __connman_storage_migrate();
        __connman_technology_init();
        __connman_notifier_init();
-       __connman_location_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_profile_init();
        __connman_config_init();
        __connman_stats_init();
        __connman_clock_init();
@@ -323,10 +523,9 @@ int main(int argc, char *argv[])
 
        __connman_plugin_init(option_plugin, option_noplugin);
 
-       __connman_storage_init_profile();
-
        __connman_rtnl_start();
        __connman_dhcp_init();
+       __connman_dhcpv6_init();
        __connman_wpad_init();
        __connman_wispr_init();
        __connman_rfkill_init();
@@ -336,35 +535,14 @@ int main(int argc, char *argv[])
        g_free(option_nodevice);
        g_free(option_noplugin);
 
-       sigemptyset(&mask);
-       sigaddset(&mask, SIGTERM);
-       sigaddset(&mask, SIGINT);
-
-       if (sigprocmask(SIG_BLOCK, &mask, NULL) < 0) {
-               fprintf(stderr, "Could not block signals\n");
-               exit(1);
-       }
-
-       signal_fd = signalfd(-1, &mask, 0);
-       if (signal_fd < 0) {
-               fprintf(stderr, "Could not init signalfd\n");
-               exit(1);
-       }
-
-       signal_io = g_io_channel_unix_new(signal_fd);
-       g_io_channel_set_close_on_unref(signal_io, TRUE);
-       signal_source = g_io_add_watch(signal_io,
-                               G_IO_IN | G_IO_HUP | G_IO_ERR | G_IO_NVAL,
-                               signal_cb, GINT_TO_POINTER(signal_fd));
-       g_io_channel_unref(signal_io);
-
        g_main_loop_run(main_loop);
 
-       g_source_remove(signal_source);
+       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();
@@ -375,25 +553,24 @@ int main(int argc, char *argv[])
        __connman_proxy_cleanup();
        __connman_task_cleanup();
        __connman_rtnl_cleanup();
-       __connman_ipconfig_cleanup();
        __connman_resolver_cleanup();
 
        __connman_clock_cleanup();
        __connman_stats_cleanup();
        __connman_config_cleanup();
-       __connman_profile_cleanup();
        __connman_manager_cleanup();
        __connman_counter_cleanup();
        __connman_agent_cleanup();
        __connman_tethering_cleanup();
+       __connman_nat_cleanup();
        __connman_iptables_cleanup();
+       __connman_ippool_cleanup();
        __connman_device_cleanup();
        __connman_network_cleanup();
        __connman_service_cleanup();
-       __connman_location_cleanup();
+       __connman_ipconfig_cleanup();
        __connman_notifier_cleanup();
        __connman_technology_cleanup();
-       __connman_storage_cleanup();
 
        __connman_dbus_cleanup();
 
@@ -403,8 +580,14 @@ int main(int argc, char *argv[])
 
        g_main_loop_unref(main_loop);
 
-       if (config)
-               g_key_file_free(config);
+       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;
 }