/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */ /* * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, * Boston, MA 02110-1301 USA. * * Copyright 2007 - 2008 Novell, Inc. * Copyright 2007 - 2008 Red Hat, Inc. */ #include "config.h" #include #include "nm-default.h" #include "nm-vpn-plugin.h" #include "nm-vpn-enum-types.h" #include "nm-utils.h" #include "nm-connection.h" #include "nm-dbus-glib-types.h" #include "nm-macros-internal.h" static gboolean impl_vpn_plugin_connect (NMVPNPlugin *plugin, GHashTable *connection, GError **error); static gboolean impl_vpn_plugin_connect_interactive (NMVPNPlugin *plugin, GHashTable *connection, GHashTable *details, GError **error); static gboolean impl_vpn_plugin_need_secrets (NMVPNPlugin *plugin, GHashTable *connection, char **service_name, GError **err); static gboolean impl_vpn_plugin_new_secrets (NMVPNPlugin *plugin, GHashTable *connection, GError **err); static gboolean impl_vpn_plugin_disconnect (NMVPNPlugin *plugin, GError **err); static gboolean impl_vpn_plugin_set_config (NMVPNPlugin *plugin, GHashTable *config, GError **err); static gboolean impl_vpn_plugin_set_ip4_config (NMVPNPlugin *plugin, GHashTable *config, GError **err); static gboolean impl_vpn_plugin_set_ip6_config (NMVPNPlugin *plugin, GHashTable *config, GError **err); static gboolean impl_vpn_plugin_set_failure (NMVPNPlugin *plugin, char *reason, GError **err); #include "nm-vpn-plugin-glue.h" #define NM_VPN_PLUGIN_QUIT_TIMER 20 G_DEFINE_ABSTRACT_TYPE (NMVPNPlugin, nm_vpn_plugin, G_TYPE_OBJECT) typedef struct { NMVPNServiceState state; /* DBUS-y stuff */ DBusGConnection *connection; char *dbus_service_name; /* Temporary stuff */ guint connect_timer; guint quit_timer; guint fail_stop_id; gboolean interactive; gboolean got_config; gboolean has_ip4, got_ip4; gboolean has_ip6, got_ip6; /* Config stuff copied from config to ip4config */ GValue banner, tundev, gateway, mtu; } NMVPNPluginPrivate; #define NM_VPN_PLUGIN_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), NM_TYPE_VPN_PLUGIN, NMVPNPluginPrivate)) enum { STATE_CHANGED, CONFIG, IP4_CONFIG, IP6_CONFIG, LOGIN_BANNER, FAILURE, QUIT, SECRETS_REQUIRED, LAST_SIGNAL }; static guint signals[LAST_SIGNAL] = { 0 }; enum { PROP_0, PROP_DBUS_SERVICE_NAME, PROP_STATE, LAST_PROP }; static GSList *active_plugins = NULL; GQuark nm_vpn_plugin_error_quark (void) { static GQuark quark = 0; if (!quark) quark = g_quark_from_static_string ("nm_vpn_plugin_error"); return quark; } static void nm_vpn_plugin_set_connection (NMVPNPlugin *plugin, DBusGConnection *connection) { NMVPNPluginPrivate *priv = NM_VPN_PLUGIN_GET_PRIVATE (plugin); if (priv->connection) dbus_g_connection_unref (priv->connection); priv->connection = connection; } DBusGConnection * nm_vpn_plugin_get_connection (NMVPNPlugin *plugin) { DBusGConnection *connection; g_return_val_if_fail (NM_IS_VPN_PLUGIN (plugin), NULL); connection = NM_VPN_PLUGIN_GET_PRIVATE (plugin)->connection; if (connection) dbus_g_connection_ref (connection); return connection; } NMVPNServiceState nm_vpn_plugin_get_state (NMVPNPlugin *plugin) { g_return_val_if_fail (NM_IS_VPN_PLUGIN (plugin), NM_VPN_SERVICE_STATE_UNKNOWN); return NM_VPN_PLUGIN_GET_PRIVATE (plugin)->state; } void nm_vpn_plugin_set_state (NMVPNPlugin *plugin, NMVPNServiceState state) { NMVPNPluginPrivate *priv; g_return_if_fail (NM_IS_VPN_PLUGIN (plugin)); priv = NM_VPN_PLUGIN_GET_PRIVATE (plugin); if (priv->state != state) { priv->state = state; g_signal_emit (plugin, signals[STATE_CHANGED], 0, state); } } void nm_vpn_plugin_set_login_banner (NMVPNPlugin *plugin, const char *banner) { g_return_if_fail (NM_IS_VPN_PLUGIN (plugin)); g_return_if_fail (banner != NULL); g_signal_emit (plugin, signals[LOGIN_BANNER], 0, banner); } void nm_vpn_plugin_failure (NMVPNPlugin *plugin, NMVPNPluginFailure reason) { g_return_if_fail (NM_IS_VPN_PLUGIN (plugin)); g_signal_emit (plugin, signals[FAILURE], 0, reason); } gboolean nm_vpn_plugin_disconnect (NMVPNPlugin *plugin, GError **err) { gboolean ret = FALSE; NMVPNServiceState state; g_return_val_if_fail (NM_IS_VPN_PLUGIN (plugin), FALSE); state = nm_vpn_plugin_get_state (plugin); switch (state) { case NM_VPN_SERVICE_STATE_STOPPING: g_set_error (err, NM_VPN_PLUGIN_ERROR, NM_VPN_PLUGIN_ERROR_STOPPING_IN_PROGRESS, "%s", "Could not process the request because the VPN connection is already being stopped."); break; case NM_VPN_SERVICE_STATE_STOPPED: g_set_error (err, NM_VPN_PLUGIN_ERROR, NM_VPN_PLUGIN_ERROR_ALREADY_STOPPED, "%s", "Could not process the request because no VPN connection was active."); break; case NM_VPN_SERVICE_STATE_STARTING: case NM_VPN_SERVICE_STATE_STARTED: nm_vpn_plugin_set_state (plugin, NM_VPN_SERVICE_STATE_STOPPING); ret = NM_VPN_PLUGIN_GET_CLASS (plugin)->disconnect (plugin, err); nm_vpn_plugin_set_state (plugin, NM_VPN_SERVICE_STATE_STOPPED); break; case NM_VPN_SERVICE_STATE_INIT: ret = TRUE; break; default: g_warning ("Unhandled VPN service state %d", state); g_assert_not_reached (); break; } return ret; } static void nm_vpn_plugin_emit_quit (NMVPNPlugin *plugin) { g_signal_emit (plugin, signals[QUIT], 0); } static gboolean connect_timer_expired (gpointer data) { NMVPNPlugin *plugin = NM_VPN_PLUGIN (data); GError *err = NULL; NM_VPN_PLUGIN_GET_PRIVATE (plugin)->connect_timer = 0; g_message ("Connect timer expired, disconnecting."); nm_vpn_plugin_disconnect (plugin, &err); if (err) { g_warning ("Disconnect failed: %s", err->message); g_error_free (err); } return G_SOURCE_REMOVE; } static gboolean quit_timer_expired (gpointer data) { NMVPNPlugin *self = NM_VPN_PLUGIN (data); NM_VPN_PLUGIN_GET_PRIVATE (self)->quit_timer = 0; nm_vpn_plugin_emit_quit (self); return G_SOURCE_REMOVE; } static void schedule_quit_timer (NMVPNPlugin *self) { NMVPNPluginPrivate *priv = NM_VPN_PLUGIN_GET_PRIVATE (self); nm_clear_g_source (&priv->quit_timer); priv->quit_timer = g_timeout_add_seconds (NM_VPN_PLUGIN_QUIT_TIMER, quit_timer_expired, self); } static gboolean fail_stop (gpointer data) { NMVPNPlugin *self = NM_VPN_PLUGIN (data); NM_VPN_PLUGIN_GET_PRIVATE (self)->fail_stop_id = 0; nm_vpn_plugin_set_state (self, NM_VPN_SERVICE_STATE_STOPPED); return G_SOURCE_REMOVE; } static void schedule_fail_stop (NMVPNPlugin *plugin) { NMVPNPluginPrivate *priv = NM_VPN_PLUGIN_GET_PRIVATE (plugin); nm_clear_g_source (&priv->fail_stop_id); priv->fail_stop_id = g_idle_add (fail_stop, plugin); } static void _g_value_set (GValue *dst, GValue *src) { if (src) { GType type = G_VALUE_TYPE (src); if (G_IS_VALUE (dst)) g_value_unset (dst); g_value_init (dst, type); g_value_copy (src, dst); } else if (G_IS_VALUE (dst)) g_value_unset (dst); } void nm_vpn_plugin_set_config (NMVPNPlugin *plugin, GHashTable *config) { NMVPNPluginPrivate *priv = NM_VPN_PLUGIN_GET_PRIVATE (plugin); GValue *val; g_return_if_fail (NM_IS_VPN_PLUGIN (plugin)); g_return_if_fail (config != NULL); priv->got_config = TRUE; val = g_hash_table_lookup (config, NM_VPN_PLUGIN_CONFIG_HAS_IP4); if (val && g_value_get_boolean (val)) priv->has_ip4 = TRUE; val = g_hash_table_lookup (config, NM_VPN_PLUGIN_CONFIG_HAS_IP6); if (val && g_value_get_boolean (val)) priv->has_ip6 = TRUE; g_warn_if_fail (priv->has_ip4 || priv->has_ip6); /* Record the items that need to also be inserted into the * ip4config, for compatibility with older daemons. */ _g_value_set (&priv->banner, g_hash_table_lookup (config, NM_VPN_PLUGIN_CONFIG_BANNER)); _g_value_set (&priv->tundev, g_hash_table_lookup (config, NM_VPN_PLUGIN_CONFIG_TUNDEV)); _g_value_set (&priv->gateway, g_hash_table_lookup (config, NM_VPN_PLUGIN_CONFIG_EXT_GATEWAY)); _g_value_set (&priv->mtu, g_hash_table_lookup (config, NM_VPN_PLUGIN_CONFIG_MTU)); g_signal_emit (plugin, signals[CONFIG], 0, config); } void nm_vpn_plugin_set_ip4_config (NMVPNPlugin *plugin, GHashTable *ip4_config) { NMVPNPluginPrivate *priv = NM_VPN_PLUGIN_GET_PRIVATE (plugin); GHashTable *combined_config; GHashTableIter iter; gpointer key, value; g_return_if_fail (NM_IS_VPN_PLUGIN (plugin)); g_return_if_fail (ip4_config != NULL); priv->got_ip4 = TRUE; /* Old plugins won't send the "config" signal and thus can't send * NM_VPN_PLUGIN_CONFIG_HAS_IP4 either. But since they don't support IPv6, * we can safely assume that, if we don't receive a "config" signal but do * receive an "ip4-config" signal, the old plugin supports IPv4. */ if (!priv->got_config) priv->has_ip4 = TRUE; /* Older NetworkManager daemons expect all config info to be in * the ip4 config, so they won't even notice the "config" signal * being emitted. So just copy all of that data into the ip4 * config too. */ combined_config = g_hash_table_new (g_str_hash, g_str_equal); g_hash_table_iter_init (&iter, ip4_config); while (g_hash_table_iter_next (&iter, &key, &value)) g_hash_table_insert (combined_config, key, value); if (G_VALUE_TYPE (&priv->banner) != G_TYPE_INVALID) g_hash_table_insert (combined_config, NM_VPN_PLUGIN_IP4_CONFIG_BANNER, &priv->banner); if (G_VALUE_TYPE (&priv->tundev) != G_TYPE_INVALID) g_hash_table_insert (combined_config, NM_VPN_PLUGIN_IP4_CONFIG_TUNDEV, &priv->tundev); if (G_VALUE_TYPE (&priv->gateway) != G_TYPE_INVALID) g_hash_table_insert (combined_config, NM_VPN_PLUGIN_IP4_CONFIG_EXT_GATEWAY, &priv->gateway); if (G_VALUE_TYPE (&priv->mtu) != G_TYPE_INVALID) g_hash_table_insert (combined_config, NM_VPN_PLUGIN_IP4_CONFIG_MTU, &priv->mtu); g_signal_emit (plugin, signals[IP4_CONFIG], 0, combined_config); g_hash_table_destroy (combined_config); if ( priv->has_ip4 == priv->got_ip4 && priv->has_ip6 == priv->got_ip6) nm_vpn_plugin_set_state (plugin, NM_VPN_SERVICE_STATE_STARTED); } void nm_vpn_plugin_set_ip6_config (NMVPNPlugin *plugin, GHashTable *ip6_config) { NMVPNPluginPrivate *priv = NM_VPN_PLUGIN_GET_PRIVATE (plugin); g_return_if_fail (NM_IS_VPN_PLUGIN (plugin)); g_return_if_fail (ip6_config != NULL); priv->got_ip6 = TRUE; g_signal_emit (plugin, signals[IP6_CONFIG], 0, ip6_config); if ( priv->has_ip4 == priv->got_ip4 && priv->has_ip6 == priv->got_ip6) nm_vpn_plugin_set_state (plugin, NM_VPN_SERVICE_STATE_STARTED); } static void connect_timer_start (NMVPNPlugin *plugin) { NMVPNPluginPrivate *priv = NM_VPN_PLUGIN_GET_PRIVATE (plugin); priv->connect_timer = g_timeout_add_seconds (60, connect_timer_expired, plugin); } static gboolean _connect_generic (NMVPNPlugin *plugin, GHashTable *properties, GHashTable *details, GError **error) { NMVPNPluginPrivate *priv = NM_VPN_PLUGIN_GET_PRIVATE (plugin); NMVPNPluginClass *vpn_class = NM_VPN_PLUGIN_GET_CLASS (plugin); NMConnection *connection; gboolean success = FALSE; GError *local = NULL; if (priv->state != NM_VPN_SERVICE_STATE_STOPPED && priv->state != NM_VPN_SERVICE_STATE_INIT) { g_set_error (error, NM_VPN_PLUGIN_ERROR, NM_VPN_PLUGIN_ERROR_WRONG_STATE, "Could not start connection: wrong plugin state %d", priv->state); return FALSE; } connection = nm_connection_new_from_hash (properties, &local); if (!connection) { g_set_error (error, NM_VPN_PLUGIN_ERROR, NM_VPN_PLUGIN_ERROR_BAD_ARGUMENTS, "Invalid connection: (%d) %s", local->code, local->message); g_clear_error (&local); return FALSE; } priv->interactive = FALSE; if (details && !vpn_class->connect_interactive) { g_set_error_literal (error, NM_VPN_PLUGIN_ERROR, NM_VPN_PLUGIN_ERROR_INTERACTIVE_NOT_SUPPORTED, "Plugin does not implement ConnectInteractive()"); return FALSE; } nm_vpn_plugin_set_state (plugin, NM_VPN_SERVICE_STATE_STARTING); if (details) { priv->interactive = TRUE; success = vpn_class->connect_interactive (plugin, connection, details, error); } else success = vpn_class->connect (plugin, connection, error); if (success) { /* Add a timer to make sure we do not wait indefinitely for the successful connect. */ connect_timer_start (plugin); } else { /* Stop the plugin from an idle handler so that the Connect * method return gets sent before the STOP StateChanged signal. */ schedule_fail_stop (plugin); } g_object_unref (connection); return success; } static gboolean impl_vpn_plugin_connect (NMVPNPlugin *plugin, GHashTable *connection, GError **error) { return _connect_generic (plugin, connection, NULL, error); } static gboolean impl_vpn_plugin_connect_interactive (NMVPNPlugin *plugin, GHashTable *connection, GHashTable *details, GError **error) { return _connect_generic (plugin, connection, details, error); } /***************************************************************/ static gboolean impl_vpn_plugin_need_secrets (NMVPNPlugin *plugin, GHashTable *properties, char **setting_name, GError **err) { gboolean ret = FALSE; NMConnection *connection; char *sn = NULL; GError *ns_err = NULL; gboolean needed = FALSE; GError *cnfh_err = NULL; g_return_val_if_fail (NM_IS_VPN_PLUGIN (plugin), FALSE); g_return_val_if_fail (properties != NULL, FALSE); connection = nm_connection_new_from_hash (properties, &cnfh_err); if (!connection) { g_set_error (err, NM_VPN_PLUGIN_ERROR, NM_VPN_PLUGIN_ERROR_CONNECTION_INVALID, "The connection was invalid: '%s' / '%s' invalid: %d.", g_type_name (nm_connection_lookup_setting_type_by_quark (cnfh_err->domain)), cnfh_err->message, cnfh_err->code); g_error_free (cnfh_err); return FALSE; } if (!NM_VPN_PLUGIN_GET_CLASS (plugin)->need_secrets) { *setting_name = ""; ret = TRUE; goto out; } needed = NM_VPN_PLUGIN_GET_CLASS (plugin)->need_secrets (plugin, connection, &sn, &ns_err); if (ns_err) { *err = g_error_copy (ns_err); g_error_free (ns_err); goto out; } ret = TRUE; if (needed) { /* Push back the quit timer so the VPN plugin doesn't quit in the * middle of asking the user for secrets. */ schedule_quit_timer (plugin); g_assert (sn); *setting_name = g_strdup (sn); } else { /* No secrets required */ *setting_name = g_strdup (""); } out: return ret; } static gboolean impl_vpn_plugin_new_secrets (NMVPNPlugin *plugin, GHashTable *properties, GError **error) { NMVPNPluginPrivate *priv = NM_VPN_PLUGIN_GET_PRIVATE (plugin); NMConnection *connection; GError *local = NULL; gboolean success; if (priv->state != NM_VPN_SERVICE_STATE_STARTING) { g_set_error (error, NM_VPN_PLUGIN_ERROR, NM_VPN_PLUGIN_ERROR_WRONG_STATE, "Could not accept new secrets: wrong plugin state %d", priv->state); return FALSE; } connection = nm_connection_new_from_hash (properties, &local); if (!connection) { g_set_error (error, NM_VPN_PLUGIN_ERROR, NM_VPN_PLUGIN_ERROR_BAD_ARGUMENTS, "Invalid connection: (%d) %s", local->code, local->message); g_clear_error (&local); return FALSE; } if (!NM_VPN_PLUGIN_GET_CLASS (plugin)->new_secrets) { g_set_error_literal (error, NM_VPN_PLUGIN_ERROR, NM_VPN_PLUGIN_ERROR_INTERACTIVE_NOT_SUPPORTED, "Could not accept new secrets: plugin cannot process interactive secrets"); g_object_unref (connection); return FALSE; } success = NM_VPN_PLUGIN_GET_CLASS (plugin)->new_secrets (plugin, connection, error); if (success) { /* Add a timer to make sure we do not wait indefinitely for the successful connect. */ connect_timer_start (plugin); } else { /* Stop the plugin from and idle handler so that the NewSecrets * method return gets sent before the STOP StateChanged signal. */ schedule_fail_stop (plugin); } g_object_unref (connection); return success; } /** * nm_vpn_plugin_secrets_required: * @plugin: the #NMVPNPlugin * @message: an information message about why secrets are required, if any * @hints: VPN specific secret names for required new secrets * * Called by VPN plugin implementations to signal to NetworkManager that secrets * are required during the connection process. This signal may be used to * request new secrets when the secrets originally provided by NetworkManager * are insufficient, or the VPN process indicates that it needs additional * information to complete the request. * * Since: 0.9.10 */ void nm_vpn_plugin_secrets_required (NMVPNPlugin *plugin, const char *message, const char **hints) { NMVPNPluginPrivate *priv = NM_VPN_PLUGIN_GET_PRIVATE (plugin); /* Plugin must be able to accept the new secrets if it calls this method */ g_return_if_fail (NM_VPN_PLUGIN_GET_CLASS (plugin)->new_secrets); /* Plugin cannot call this method if NetworkManager didn't originally call * ConnectInteractive(). */ g_return_if_fail (priv->interactive == TRUE); /* Cancel the connect timer since secrets might take a while. It'll * get restarted when the secrets come back via NewSecrets(). */ nm_clear_g_source (&priv->connect_timer); g_signal_emit (plugin, signals[SECRETS_REQUIRED], 0, message, hints); } /***************************************************************/ static gboolean impl_vpn_plugin_disconnect (NMVPNPlugin *plugin, GError **err) { return nm_vpn_plugin_disconnect (plugin, err); } static gboolean impl_vpn_plugin_set_config (NMVPNPlugin *plugin, GHashTable *config, GError **err) { nm_vpn_plugin_set_config (plugin, config); return TRUE; } static gboolean impl_vpn_plugin_set_ip4_config (NMVPNPlugin *plugin, GHashTable *config, GError **err) { nm_vpn_plugin_set_ip4_config (plugin, config); return TRUE; } static gboolean impl_vpn_plugin_set_ip6_config (NMVPNPlugin *plugin, GHashTable *config, GError **err) { nm_vpn_plugin_set_ip6_config (plugin, config); return TRUE; } static gboolean impl_vpn_plugin_set_failure (NMVPNPlugin *plugin, char *reason, GError **err) { nm_vpn_plugin_failure (plugin, NM_VPN_PLUGIN_FAILURE_BAD_IP_CONFIG); return TRUE; } /*********************************************************************/ static void sigterm_handler (int signum) { g_slist_foreach (active_plugins, (GFunc) nm_vpn_plugin_emit_quit, NULL); } static void setup_unix_signal_handler (void) { struct sigaction action; sigset_t block_mask; action.sa_handler = sigterm_handler; sigemptyset (&block_mask); action.sa_mask = block_mask; action.sa_flags = 0; sigaction (SIGINT, &action, NULL); sigaction (SIGTERM, &action, NULL); } /*********************************************************************/ static void one_plugin_destroyed (gpointer data, GObject *object) { active_plugins = g_slist_remove (active_plugins, object); } static void nm_vpn_plugin_init (NMVPNPlugin *plugin) { active_plugins = g_slist_append (active_plugins, plugin); g_object_weak_ref (G_OBJECT (plugin), one_plugin_destroyed, NULL); } static GObject * constructor (GType type, guint n_construct_params, GObjectConstructParam *construct_params) { GObject *object; NMVPNPlugin *plugin; NMVPNPluginPrivate *priv; DBusGConnection *connection; DBusGProxy *proxy; guint request_name_result; GError *err = NULL; object = G_OBJECT_CLASS (nm_vpn_plugin_parent_class)->constructor (type, n_construct_params, construct_params); if (!object) return NULL; priv = NM_VPN_PLUGIN_GET_PRIVATE (object); if (!priv->dbus_service_name) goto err; connection = dbus_g_bus_get (DBUS_BUS_SYSTEM, &err); if (!connection) goto err; proxy = dbus_g_proxy_new_for_name (connection, DBUS_SERVICE_DBUS, DBUS_PATH_DBUS, DBUS_INTERFACE_DBUS); if (!dbus_g_proxy_call (proxy, "RequestName", &err, G_TYPE_STRING, priv->dbus_service_name, G_TYPE_UINT, 0, G_TYPE_INVALID, G_TYPE_UINT, &request_name_result, G_TYPE_INVALID)) { g_object_unref (proxy); goto err; } g_object_unref (proxy); dbus_g_connection_register_g_object (connection, NM_VPN_DBUS_PLUGIN_PATH, object); plugin = NM_VPN_PLUGIN (object); nm_vpn_plugin_set_connection (plugin, connection); nm_vpn_plugin_set_state (plugin, NM_VPN_SERVICE_STATE_INIT); return object; err: if (err) { g_warning ("Failed to initialize VPN plugin: %s", err->message); g_error_free (err); } if (object) g_object_unref (object); return NULL; } static void set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { NMVPNPluginPrivate *priv = NM_VPN_PLUGIN_GET_PRIVATE (object); switch (prop_id) { case PROP_DBUS_SERVICE_NAME: /* Construct-only */ priv->dbus_service_name = g_strdup (g_value_get_string (value)); break; case PROP_STATE: nm_vpn_plugin_set_state (NM_VPN_PLUGIN (object), (NMVPNServiceState) g_value_get_uint (value)); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { NMVPNPluginPrivate *priv = NM_VPN_PLUGIN_GET_PRIVATE (object); switch (prop_id) { case PROP_DBUS_SERVICE_NAME: g_value_set_string (value, priv->dbus_service_name); break; case PROP_STATE: g_value_set_uint (value, nm_vpn_plugin_get_state (NM_VPN_PLUGIN (object))); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void dispose (GObject *object) { NMVPNPlugin *plugin = NM_VPN_PLUGIN (object); NMVPNPluginPrivate *priv = NM_VPN_PLUGIN_GET_PRIVATE (plugin); NMVPNServiceState state; GError *err = NULL; nm_clear_g_source (&priv->fail_stop_id); nm_clear_g_source (&priv->quit_timer); nm_clear_g_source (&priv->connect_timer); state = nm_vpn_plugin_get_state (plugin); if (state == NM_VPN_SERVICE_STATE_STARTED || state == NM_VPN_SERVICE_STATE_STARTING) nm_vpn_plugin_disconnect (plugin, &err); if (err) { g_warning ("Error disconnecting VPN connection: %s", err->message); g_error_free (err); } G_OBJECT_CLASS (nm_vpn_plugin_parent_class)->dispose (object); } static void finalize (GObject *object) { NMVPNPlugin *plugin = NM_VPN_PLUGIN (object); NMVPNPluginPrivate *priv = NM_VPN_PLUGIN_GET_PRIVATE (plugin); nm_vpn_plugin_set_connection (plugin, NULL); g_free (priv->dbus_service_name); if (G_IS_VALUE (&priv->banner)) g_value_unset (&priv->banner); if (G_IS_VALUE (&priv->tundev)) g_value_unset (&priv->tundev); if (G_IS_VALUE (&priv->gateway)) g_value_unset (&priv->gateway); if (G_IS_VALUE (&priv->mtu)) g_value_unset (&priv->mtu); G_OBJECT_CLASS (nm_vpn_plugin_parent_class)->finalize (object); } static void state_changed (NMVPNPlugin *plugin, NMVPNServiceState state) { NMVPNPluginPrivate *priv = NM_VPN_PLUGIN_GET_PRIVATE (plugin); switch (state) { case NM_VPN_SERVICE_STATE_STARTING: nm_clear_g_source (&priv->quit_timer); nm_clear_g_source (&priv->fail_stop_id); break; case NM_VPN_SERVICE_STATE_STOPPED: schedule_quit_timer (plugin); break; default: /* Clean up all timers we might have set up. */ nm_clear_g_source (&priv->connect_timer); nm_clear_g_source (&priv->quit_timer); nm_clear_g_source (&priv->fail_stop_id); break; } } static void nm_vpn_plugin_class_init (NMVPNPluginClass *plugin_class) { GObjectClass *object_class = G_OBJECT_CLASS (plugin_class); g_type_class_add_private (object_class, sizeof (NMVPNPluginPrivate)); dbus_g_object_type_install_info (G_TYPE_FROM_CLASS (plugin_class), &dbus_glib_nm_vpn_plugin_object_info); /* virtual methods */ object_class->constructor = constructor; object_class->set_property = set_property; object_class->get_property = get_property; object_class->dispose = dispose; object_class->finalize = finalize; plugin_class->state_changed = state_changed; /* properties */ /** * NMVPNPlugin:service-name: * * The D-Bus service name of this plugin. */ g_object_class_install_property (object_class, PROP_DBUS_SERVICE_NAME, g_param_spec_string (NM_VPN_PLUGIN_DBUS_SERVICE_NAME, "", "", NULL, G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS)); /** * NMVPNPlugin:state: * * The state of the plugin. */ g_object_class_install_property (object_class, PROP_STATE, g_param_spec_uint (NM_VPN_PLUGIN_STATE, "", "", NM_VPN_SERVICE_STATE_UNKNOWN, NM_VPN_SERVICE_STATE_STOPPED, NM_VPN_SERVICE_STATE_INIT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); /* signals */ signals[STATE_CHANGED] = g_signal_new ("state-changed", G_OBJECT_CLASS_TYPE (object_class), G_SIGNAL_RUN_FIRST, G_STRUCT_OFFSET (NMVPNPluginClass, state_changed), NULL, NULL, g_cclosure_marshal_VOID__UINT, G_TYPE_NONE, 1, G_TYPE_UINT); signals[SECRETS_REQUIRED] = g_signal_new ("secrets-required", G_OBJECT_CLASS_TYPE (object_class), G_SIGNAL_RUN_FIRST, 0, NULL, NULL, NULL, G_TYPE_NONE, 2, G_TYPE_STRING, G_TYPE_STRV); signals[CONFIG] = g_signal_new ("config", G_OBJECT_CLASS_TYPE (object_class), G_SIGNAL_RUN_FIRST, G_STRUCT_OFFSET (NMVPNPluginClass, config), NULL, NULL, g_cclosure_marshal_VOID__BOXED, G_TYPE_NONE, 1, DBUS_TYPE_G_MAP_OF_VARIANT); signals[IP4_CONFIG] = g_signal_new ("ip4-config", G_OBJECT_CLASS_TYPE (object_class), G_SIGNAL_RUN_FIRST, G_STRUCT_OFFSET (NMVPNPluginClass, ip4_config), NULL, NULL, g_cclosure_marshal_VOID__BOXED, G_TYPE_NONE, 1, DBUS_TYPE_G_MAP_OF_VARIANT); signals[IP6_CONFIG] = g_signal_new ("ip6-config", G_OBJECT_CLASS_TYPE (object_class), G_SIGNAL_RUN_FIRST, G_STRUCT_OFFSET (NMVPNPluginClass, ip6_config), NULL, NULL, g_cclosure_marshal_VOID__BOXED, G_TYPE_NONE, 1, DBUS_TYPE_G_MAP_OF_VARIANT); signals[LOGIN_BANNER] = g_signal_new ("login-banner", G_OBJECT_CLASS_TYPE (object_class), G_SIGNAL_RUN_FIRST, G_STRUCT_OFFSET (NMVPNPluginClass, login_banner), NULL, NULL, g_cclosure_marshal_VOID__STRING, G_TYPE_NONE, 1, G_TYPE_STRING); signals[FAILURE] = g_signal_new ("failure", G_OBJECT_CLASS_TYPE (object_class), G_SIGNAL_RUN_FIRST, G_STRUCT_OFFSET (NMVPNPluginClass, failure), NULL, NULL, g_cclosure_marshal_VOID__UINT, G_TYPE_NONE, 1, G_TYPE_UINT); signals[QUIT] = g_signal_new ("quit", G_OBJECT_CLASS_TYPE (object_class), G_SIGNAL_RUN_FIRST, G_STRUCT_OFFSET (NMVPNPluginClass, quit), NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0, G_TYPE_NONE); dbus_g_error_domain_register (NM_VPN_PLUGIN_ERROR, NM_DBUS_VPN_ERROR_PREFIX, NM_TYPE_VPN_PLUGIN_ERROR); setup_unix_signal_handler (); }