*
* Connection Manager
*
- * Copyright (C) 2007 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"
+static struct {
+ connman_bool_t bg_scan;
+ char **pref_timeservers;
+ unsigned int *auto_connect;
+ unsigned int *preferred_techs;
+ char **fallback_nameservers;
+} connman_settings = {
+ .bg_scan = TRUE,
+ .pref_timeservers = NULL,
+ .auto_connect = NULL,
+ .preferred_techs = NULL,
+ .fallback_nameservers = 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;
+ 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;
+ char **timeservers;
+ char **str_list;
+ gsize len;
+ char *default_auto_connect[] = {
+ "wifi",
+ "ethernet",
+ "cellular",
+ NULL
+ };
+
+ if (config == NULL) {
+ connman_settings.auto_connect =
+ parse_service_types(default_auto_connect, 3);
+ 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);
+}
+
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)
{
- g_main_loop_quit(main_loop);
+ struct signalfd_siginfo si;
+ ssize_t result;
+ int fd;
+
+ 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 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 usage(void)
+static void disconnect_callback(DBusConnection *conn, void *user_data)
{
- printf("Connection Manager version %s\n\n", VERSION);
+ connman_error("D-Bus disconnect");
- printf("Usage:\n"
- "\tconnmand [-i <interface>] [options]\n"
- "\n");
+ 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_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("*");
- printf("Options:\n"
- "\t-c, --compat Enable Network Manager compatibility\n"
- "\t-n, --nodaemon Don't fork daemon to background\n"
- "\t-h, --help Display help\n"
- "\n");
+ return TRUE;
}
-static struct option options[] = {
- { "interface", 1, 0, 'i' },
- { "nodaemon", 0, 0, 'n' },
- { "compat", 0, 0, 'c' },
- { "debug", 0, 0, 'd' },
- { "help", 0, 0, 'h' },
- { }
+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,..." },
+ { "noplugin", 'P', 0, G_OPTION_ARG_STRING, &option_noplugin,
+ "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,
+ "(obsolete)" },
+ { "version", 'v', 0, G_OPTION_ARG_NONE, &option_version,
+ "Show version information and exit" },
+ { NULL },
};
+const char *connman_option_get_string(const char *key)
+{
+ if (g_strcmp0(key, "wifi") == 0) {
+ if (option_wifi == NULL)
+ return "nl80211,wext";
+ else
+ return option_wifi;
+ }
+
+ 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;
+
+ 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;
+}
+
int main(int argc, char *argv[])
{
+ GOptionContext *context;
+ GError *error = NULL;
DBusConnection *conn;
DBusError err;
- struct sigaction sa;
- char interface[IFNAMSIZ];
- int opt, detach = 1, compat = 0, debug = 0;
-
- memset(interface, 0, IFNAMSIZ);
-
- while ((opt = getopt_long(argc, argv, "+i:ncdh", options, NULL)) != EOF) {
- switch (opt) {
- case 'i':
- snprintf(interface, IFNAMSIZ, "%s", optarg);
- break;
- case 'n':
- detach = 0;
- break;
- case 'c':
- compat = 1;
- break;
- case 'd':
- debug = 1;
- break;
- case 'h':
- default:
- usage();
- exit(0);
- }
+ GKeyFile *config;
+ guint signal;
+
+#ifdef NEED_THREADS
+ if (g_thread_supported() == FALSE)
+ g_thread_init(NULL);
+#endif
+
+ context = g_option_context_new(NULL);
+ g_option_context_add_main_entries(context, options, NULL);
+
+ if (g_option_context_parse(context, &argc, &argv, &error) == FALSE) {
+ if (error != NULL) {
+ g_printerr("%s\n", error->message);
+ g_error_free(error);
+ } else
+ g_printerr("An unknown error occurred\n");
+ exit(1);
}
- argc -= optind;
- argv += optind;
- optind = 0;
+ g_option_context_free(context);
+
+ if (option_version == TRUE) {
+ printf("%s\n", VERSION);
+ exit(0);
+ }
- if (detach) {
+ if (option_detach == TRUE) {
if (daemon(0, 0)) {
perror("Can't start daemon");
exit(1);
}
}
- mkdir(STATEDIR, S_IRUSR | S_IWUSR | S_IXUSR |
- S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH);
+ if (mkdir(STATEDIR, S_IRUSR | S_IWUSR | S_IXUSR |
+ S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH) < 0) {
+ if (errno != EEXIST)
+ perror("Failed to create state directory");
+ }
+
+ if (mkdir(STORAGEDIR, S_IRUSR | S_IWUSR | S_IXUSR |
+ S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH) < 0) {
+ if (errno != EEXIST)
+ perror("Failed to create storage directory");
+ }
- mkdir(STORAGEDIR, S_IRUSR | S_IWUSR | S_IXUSR |
- S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH);
+ umask(0077);
main_loop = g_main_loop_new(NULL, FALSE);
+#ifdef NEED_THREADS
+ if (dbus_threads_init_default() == FALSE) {
+ fprintf(stderr, "Can't init usage of threads\n");
+ exit(1);
+ }
+#endif
+
+ signal = setup_signalfd();
+
dbus_error_init(&err);
conn = g_dbus_setup_bus(DBUS_BUS_SYSTEM, CONNMAN_SERVICE, &err);
exit(1);
}
- if (compat) {
- if (g_dbus_request_name(conn, NM_SERVICE, NULL) == FALSE) {
- fprintf(stderr, "Can't register compat service\n");
- compat = 0;
- }
- }
-
- __connman_log_init(detach, debug);
-
- __connman_agent_init(conn);
-
- __connman_manager_init(conn, compat);
-
- __connman_plugin_init();
-
+ g_dbus_set_disconnect_function(conn, disconnect_callback, NULL, NULL);
+
+ __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_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_network_init(conn);
-
- __connman_iface_init(conn, interface);
-
- memset(&sa, 0, sizeof(sa));
- sa.sa_handler = sig_term;
- sigaction(SIGINT, &sa, NULL);
- sigaction(SIGTERM, &sa, NULL);
+ __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_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);
g_main_loop_run(main_loop);
- __connman_iface_cleanup();
-
- __connman_network_cleanup();
-
- __connman_rtnl_cleanup();
+ 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_rtnl_cleanup();
+ __connman_resolver_cleanup();
+ __connman_clock_cleanup();
+ __connman_stats_cleanup();
+ __connman_config_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_ipconfig_cleanup();
+ __connman_notifier_cleanup();
+ __connman_technology_cleanup();
+
+ __connman_dbus_cleanup();
__connman_log_cleanup();
- g_dbus_cleanup_connection(conn);
+ dbus_connection_unref(conn);
g_main_loop_unref(main_loop);
- rmdir(STORAGEDIR);
+ 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);
- rmdir(STATEDIR);
+ g_free(option_debug);
return 0;
}