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Diffstat (limited to 'src/nm-device-bridge.c')
| -rw-r--r-- | src/nm-device-bridge.c | 683 |
1 files changed, 683 insertions, 0 deletions
diff --git a/src/nm-device-bridge.c b/src/nm-device-bridge.c new file mode 100644 index 00000000..6f3d70e4 --- /dev/null +++ b/src/nm-device-bridge.c @@ -0,0 +1,683 @@ +/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */ +/* NetworkManager -- Network link manager + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Copyright 2011 - 2012 Red Hat, Inc. + */ + +#include "config.h" + +#include <glib.h> +#include <glib/gi18n.h> + +#include <netinet/ether.h> + +#include "nm-device-bridge.h" +#include "nm-logging.h" +#include "nm-properties-changed-signal.h" +#include "nm-utils.h" +#include "NetworkManagerUtils.h" +#include "nm-device-private.h" +#include "nm-netlink-monitor.h" +#include "nm-dbus-glib-types.h" +#include "nm-enum-types.h" +#include "nm-system.h" + +#include "nm-device-bridge-glue.h" + + +G_DEFINE_TYPE (NMDeviceBridge, nm_device_bridge, NM_TYPE_DEVICE_WIRED) + +#define NM_DEVICE_BRIDGE_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), NM_TYPE_DEVICE_BRIDGE, NMDeviceBridgePrivate)) + +#define NM_BRIDGE_ERROR (nm_bridge_error_quark ()) + +typedef struct { + gboolean ip4_waiting; + gboolean ip6_waiting; +} NMDeviceBridgePrivate; + +enum { + PROPERTIES_CHANGED, + + LAST_SIGNAL +}; + +static guint signals[LAST_SIGNAL] = { 0 }; + +enum { + PROP_0, + PROP_HW_ADDRESS, + PROP_CARRIER, + PROP_SLAVES, + + LAST_PROP +}; + +/******************************************************************/ + +static GQuark +nm_bridge_error_quark (void) +{ + static GQuark quark = 0; + if (!quark) + quark = g_quark_from_static_string ("nm-bridge-error"); + return quark; +} + +/******************************************************************/ + +static void +device_state_changed (NMDevice *device, + NMDeviceState new_state, + NMDeviceState old_state, + NMDeviceStateReason reason) +{ + NMDeviceBridgePrivate *priv = NM_DEVICE_BRIDGE_GET_PRIVATE (device); + + if (new_state == NM_DEVICE_STATE_UNAVAILABLE) { + /* Use NM_DEVICE_STATE_REASON_CARRIER to make sure num retries is reset */ + nm_device_queue_state (device, NM_DEVICE_STATE_DISCONNECTED, NM_DEVICE_STATE_REASON_CARRIER); + } + + if (new_state <= NM_DEVICE_STATE_DISCONNECTED || new_state > NM_DEVICE_STATE_ACTIVATED) { + priv->ip4_waiting = FALSE; + priv->ip6_waiting = FALSE; + } +} + +static void +update_hw_address (NMDevice *dev) +{ + const guint8 *hw_addr; + guint8 old_addr[NM_UTILS_HWADDR_LEN_MAX]; + int addrtype, addrlen; + + addrtype = nm_device_wired_get_hwaddr_type (NM_DEVICE_WIRED (dev)); + g_assert (addrtype >= 0); + addrlen = nm_utils_hwaddr_len (addrtype); + g_assert (addrlen > 0); + + hw_addr = nm_device_wired_get_hwaddr (NM_DEVICE_WIRED (dev)); + memcpy (old_addr, hw_addr, addrlen); + + NM_DEVICE_CLASS (nm_device_bridge_parent_class)->update_hw_address (dev); + + hw_addr = nm_device_wired_get_hwaddr (NM_DEVICE_WIRED (dev)); + if (memcmp (old_addr, hw_addr, addrlen)) + g_object_notify (G_OBJECT (dev), NM_DEVICE_BRIDGE_HW_ADDRESS); +} + +static guint32 +get_generic_capabilities (NMDevice *dev) +{ + return NM_DEVICE_CAP_CARRIER_DETECT | NM_DEVICE_CAP_NM_SUPPORTED; +} + +static gboolean +is_available (NMDevice *dev) +{ + if (NM_DEVICE_GET_CLASS (dev)->hw_is_up) + return NM_DEVICE_GET_CLASS (dev)->hw_is_up (dev); + return FALSE; +} + +static gboolean +match_bridge_connection (NMDevice *device, NMConnection *connection, GError **error) +{ + const char *iface; + NMSettingBridge *s_bridge; + + s_bridge = nm_connection_get_setting_bridge (connection); + if (!s_bridge || !nm_connection_is_type (connection, NM_SETTING_BRIDGE_SETTING_NAME)) { + g_set_error (error, NM_BRIDGE_ERROR, NM_BRIDGE_ERROR_CONNECTION_NOT_BRIDGE, + "The connection was not a bridge connection."); + return FALSE; + } + + /* Bridge connections must specify the virtual interface name */ + iface = nm_connection_get_virtual_iface_name (connection); + if (!iface || strcmp (nm_device_get_iface (device), iface)) { + g_set_error (error, NM_BRIDGE_ERROR, NM_BRIDGE_ERROR_CONNECTION_INVALID, + "The bridge connection virtual interface name did not match."); + return FALSE; + } + + return TRUE; +} + +static NMConnection * +get_best_auto_connection (NMDevice *dev, + GSList *connections, + char **specific_object) +{ + GSList *iter; + + for (iter = connections; iter; iter = g_slist_next (iter)) { + NMConnection *connection = NM_CONNECTION (iter->data); + NMSettingConnection *s_con; + + s_con = nm_connection_get_setting_connection (connection); + g_assert (s_con); + if ( nm_setting_connection_get_autoconnect (s_con) + && match_bridge_connection (dev, connection, NULL)) + return connection; + } + return NULL; +} + +static gboolean +check_connection_compatible (NMDevice *device, + NMConnection *connection, + GError **error) +{ + return match_bridge_connection (device, connection, error); +} + +static gboolean +complete_connection (NMDevice *device, + NMConnection *connection, + const char *specific_object, + const GSList *existing_connections, + GError **error) +{ + NMSettingBridge *s_bridge, *tmp; + guint32 i = 0; + char *name; + const GSList *iter; + gboolean found; + + nm_utils_complete_generic (connection, + NM_SETTING_BRIDGE_SETTING_NAME, + existing_connections, + _("Bridge connection %d"), + NULL, + TRUE); + + s_bridge = nm_connection_get_setting_bridge (connection); + if (!s_bridge) { + s_bridge = (NMSettingBridge *) nm_setting_bridge_new (); + nm_connection_add_setting (connection, NM_SETTING (s_bridge)); + } + + /* Grab the first name that doesn't exist in either our connections + * or a device on the system. + */ + while (i < 500 && !nm_setting_bridge_get_interface_name (s_bridge)) { + name = g_strdup_printf ("br%u", i); + /* check interface names */ + if (nm_netlink_iface_to_index (name) < 0) { + /* check existing bridge connections */ + for (iter = existing_connections, found = FALSE; iter; iter = g_slist_next (iter)) { + NMConnection *candidate = iter->data; + + tmp = nm_connection_get_setting_bridge (candidate); + if (tmp && nm_connection_is_type (candidate, NM_SETTING_BRIDGE_SETTING_NAME)) { + if (g_strcmp0 (nm_setting_bridge_get_interface_name (tmp), name) == 0) { + found = TRUE; + break; + } + } + } + + if (!found) + g_object_set (G_OBJECT (s_bridge), NM_SETTING_BRIDGE_INTERFACE_NAME, name, NULL); + } + + g_free (name); + i++; + } + + return TRUE; +} + +static gboolean +spec_match_list (NMDevice *device, const GSList *specs) +{ + char *hwaddr; + gboolean matched; + + hwaddr = nm_utils_hwaddr_ntoa (nm_device_wired_get_hwaddr (NM_DEVICE_WIRED (device)), ARPHRD_ETHER); + matched = nm_match_spec_hwaddr (specs, hwaddr); + g_free (hwaddr); + + return matched; +} + +static gboolean +bridge_match_config (NMDevice *self, NMConnection *connection) +{ + NMSettingBridge *s_bridge; + const char *ifname; + + s_bridge = nm_connection_get_setting_bridge (connection); + if (!s_bridge) + return FALSE; + + /* Interface name */ + ifname = nm_setting_bridge_get_interface_name (s_bridge); + if (g_strcmp0 (ifname, nm_device_get_ip_iface (self)) != 0) + return FALSE; + + return TRUE; +} + +static NMConnection * +connection_match_config (NMDevice *self, const GSList *connections) +{ + const GSList *iter; + GSList *bridge_matches; + NMConnection *match; + + /* First narrow @connections down to those that match in their + * NMSettingBridge configuration. + */ + bridge_matches = NULL; + for (iter = connections; iter; iter = iter->next) { + NMConnection *candidate = NM_CONNECTION (iter->data); + + if (!nm_connection_is_type (candidate, NM_SETTING_BRIDGE_SETTING_NAME)) + continue; + if (!bridge_match_config (self, candidate)) + continue; + + bridge_matches = g_slist_prepend (bridge_matches, candidate); + } + + /* Now pass those to the super method, which will check IP config */ + bridge_matches = g_slist_reverse (bridge_matches); + match = NM_DEVICE_CLASS (nm_device_bridge_parent_class)->connection_match_config (self, bridge_matches); + g_slist_free (bridge_matches); + + return match; +} + +/******************************************************************/ + +static void +set_sysfs_uint (const char *iface, + GObject *obj, + const char *obj_prop, + const char *sysfs_prop, + gboolean default_if_zero, + gboolean user_hz_compensate) +{ + char *path, *s; + GParamSpec *pspec; + GValue val = { 0 }; + guint32 uval = 0; + + pspec = g_object_class_find_property (G_OBJECT_GET_CLASS (obj), obj_prop); + g_return_if_fail (pspec != NULL); + + /* Get the property's value */ + g_value_init (&val, G_PARAM_SPEC_VALUE_TYPE (pspec)); + g_object_get_property (obj, obj_prop, &val); + if (G_VALUE_HOLDS_BOOLEAN (&val)) + uval = g_value_get_boolean (&val) ? 1 : 0; + else if (G_VALUE_HOLDS_UINT (&val)) { + uval = g_value_get_uint (&val); + + /* zero means "unspecified" for some NM properties but isn't in the + * allowed kernel range, so reset the property to the default value. + */ + if (default_if_zero && uval == 0) { + g_value_unset (&val); + g_value_init (&val, G_PARAM_SPEC_VALUE_TYPE (pspec)); + g_param_value_set_default (pspec, &val); + uval = g_value_get_uint (&val); + } + } else + g_assert_not_reached (); + + g_value_unset (&val); + + /* Linux kernel bridge interfaces use 'centiseconds' for time-based values. + * In reality it's not centiseconds, but depends on HZ and USER_HZ, which + * is almost always works out to be a multiplier of 100, so we can assume + * centiseconds. See clock_t_to_jiffies(). + */ + if (user_hz_compensate) + uval *= 100; + + path = g_strdup_printf ("/sys/class/net/%s/bridge/%s", iface, sysfs_prop); + s = g_strdup_printf ("%u", uval); + /* FIXME: how should failure be handled? */ + nm_utils_do_sysctl (path, s); + g_free (path); + g_free (s); +} + +static NMActStageReturn +act_stage1_prepare (NMDevice *dev, NMDeviceStateReason *reason) +{ + NMActStageReturn ret = NM_ACT_STAGE_RETURN_SUCCESS; + NMConnection *connection; + NMSettingBridge *s_bridge; + const char *iface; + + g_return_val_if_fail (reason != NULL, NM_ACT_STAGE_RETURN_FAILURE); + + NM_DEVICE_BRIDGE_GET_PRIVATE (dev)->ip4_waiting = FALSE; + NM_DEVICE_BRIDGE_GET_PRIVATE (dev)->ip6_waiting = FALSE; + + ret = NM_DEVICE_CLASS (nm_device_bridge_parent_class)->act_stage1_prepare (dev, reason); + if (ret == NM_ACT_STAGE_RETURN_SUCCESS) { + connection = nm_device_get_connection (dev); + g_assert (connection); + + s_bridge = nm_connection_get_setting_bridge (connection); + g_assert (s_bridge); + + iface = nm_device_get_ip_iface (dev); + g_assert (iface); + + set_sysfs_uint (iface, G_OBJECT (s_bridge), NM_SETTING_BRIDGE_STP, "stp_state", FALSE, FALSE); + set_sysfs_uint (iface, G_OBJECT (s_bridge), NM_SETTING_BRIDGE_PRIORITY, "priority", TRUE, FALSE); + set_sysfs_uint (iface, G_OBJECT (s_bridge), NM_SETTING_BRIDGE_FORWARD_DELAY, "forward_delay", TRUE, TRUE); + set_sysfs_uint (iface, G_OBJECT (s_bridge), NM_SETTING_BRIDGE_HELLO_TIME, "hello_time", TRUE, TRUE); + set_sysfs_uint (iface, G_OBJECT (s_bridge), NM_SETTING_BRIDGE_MAX_AGE, "max_age", TRUE, TRUE); + set_sysfs_uint (iface, G_OBJECT (s_bridge), NM_SETTING_BRIDGE_AGEING_TIME, "ageing_time", TRUE, TRUE); + } + return ret; +} + +static gboolean +enslave_slave (NMDevice *device, NMDevice *slave, NMConnection *connection) +{ + NMDeviceBridgePrivate *priv = NM_DEVICE_BRIDGE_GET_PRIVATE (device); + gboolean success; + NMSettingBridgePort *s_port; + const char *iface = nm_device_get_ip_iface (device); + const char *slave_iface = nm_device_get_ip_iface (slave); + + success = nm_system_bridge_attach (nm_device_get_ip_ifindex (device), + iface, + nm_device_get_ip_ifindex (slave), + slave_iface); + if (!success) + return FALSE; + + /* Set port properties */ + s_port = nm_connection_get_setting_bridge_port (connection); + if (s_port) { + set_sysfs_uint (slave_iface, G_OBJECT (s_port), NM_SETTING_BRIDGE_PORT_PRIORITY, "priority", TRUE, FALSE); + set_sysfs_uint (slave_iface, G_OBJECT (s_port), NM_SETTING_BRIDGE_PORT_PATH_COST, "path_cost", TRUE, FALSE); + set_sysfs_uint (slave_iface, G_OBJECT (s_port), NM_SETTING_BRIDGE_PORT_HAIRPIN_MODE, "hairpin_mode", FALSE, FALSE); + } + + nm_log_info (LOGD_DEVICE, "(%s): attached bridge port %s", iface, slave_iface); + + g_object_notify (G_OBJECT (device), NM_DEVICE_BRIDGE_SLAVES); + + /* If waiting for a slave to continue with IP config, start now */ + if (priv->ip4_waiting) { + nm_log_info (LOGD_DEVICE | LOGD_IP4, "(%s): retrying IPv4 config with first slave", iface); + priv->ip4_waiting = FALSE; + nm_device_activate_stage3_ip4_start (device); + } + + if (priv->ip6_waiting) { + nm_log_info (LOGD_DEVICE | LOGD_IP6, "(%s): retrying IPv6 config with first slave", iface); + priv->ip6_waiting = FALSE; + nm_device_activate_stage3_ip6_start (device); + } + + return TRUE; +} + +static gboolean +release_slave (NMDevice *device, NMDevice *slave) +{ + gboolean success; + + success = nm_system_bridge_detach (nm_device_get_ip_ifindex (device), + nm_device_get_ip_iface (device), + nm_device_get_ip_ifindex (slave), + nm_device_get_ip_iface (slave)); + nm_log_info (LOGD_DEVICE, "(%s): detached bridge port %s (success %d)", + nm_device_get_ip_iface (device), + nm_device_get_ip_iface (slave), + success); + g_object_notify (G_OBJECT (device), NM_DEVICE_BRIDGE_SLAVES); + return success; +} + +static NMActStageReturn +act_stage3_ip4_config_start (NMDevice *device, + NMIP4Config **out_config, + NMDeviceStateReason *reason) +{ + NMDeviceBridgePrivate *priv = NM_DEVICE_BRIDGE_GET_PRIVATE (device); + NMActStageReturn ret = NM_ACT_STAGE_RETURN_SUCCESS; + NMConnection *connection; + NMSettingIP4Config *s_ip4; + const char *method = NULL; + GSList *slaves; + + priv->ip4_waiting = FALSE; + + slaves = nm_device_master_get_slaves (device); + if (slaves == NULL) { + connection = nm_device_get_connection (device); + g_assert (connection); + + s_ip4 = nm_connection_get_setting_ip4_config (connection); + if (s_ip4) + method = nm_setting_ip4_config_get_method (s_ip4); + + if (g_strcmp0 (method, NM_SETTING_IP4_CONFIG_METHOD_AUTO) == 0) + priv->ip4_waiting = TRUE; + } + g_slist_free (slaves); + + if (priv->ip4_waiting) { + ret = NM_ACT_STAGE_RETURN_WAIT; + nm_log_info (LOGD_DEVICE | LOGD_IP4, "(%s): IPv4 config waiting until slaves are present", + nm_device_get_ip_iface (device)); + } else { + /* We have slaves; proceed with normal IPv4 configuration */ + ret = NM_DEVICE_CLASS (nm_device_bridge_parent_class)->act_stage3_ip4_config_start (device, out_config, reason); + } + + return ret; +} + +static NMActStageReturn +act_stage3_ip6_config_start (NMDevice *device, + NMIP6Config **out_config, + NMDeviceStateReason *reason) +{ + NMDeviceBridgePrivate *priv = NM_DEVICE_BRIDGE_GET_PRIVATE (device); + NMActStageReturn ret = NM_ACT_STAGE_RETURN_SUCCESS; + NMConnection *connection; + NMSettingIP6Config *s_ip6; + const char *method = NULL; + GSList *slaves; + + priv->ip6_waiting = FALSE; + + slaves = nm_device_master_get_slaves (device); + if (slaves == NULL) { + connection = nm_device_get_connection (device); + g_assert (connection); + + s_ip6 = nm_connection_get_setting_ip6_config (connection); + if (s_ip6) + method = nm_setting_ip6_config_get_method (s_ip6); + + /* SLAAC, DHCP, and Link-Local depend on connectivity (and thus slaves) + * to complete addressing. SLAAC and DHCP obviously need a peer to + * provide a prefix, while Link-Local must perform DAD on the local link. + */ + if ( !g_strcmp0 (method, NM_SETTING_IP6_CONFIG_METHOD_AUTO) + || !g_strcmp0 (method, NM_SETTING_IP6_CONFIG_METHOD_DHCP) + || !g_strcmp0 (method, NM_SETTING_IP6_CONFIG_METHOD_LINK_LOCAL)) + priv->ip6_waiting = TRUE; + } + g_slist_free (slaves); + + if (priv->ip6_waiting) { + ret = NM_ACT_STAGE_RETURN_WAIT; + nm_log_info (LOGD_DEVICE | LOGD_IP6, "(%s): IPv6 config waiting until slaves are present", + nm_device_get_ip_iface (device)); + } else { + /* We have slaves; proceed with normal IPv6 configuration */ + ret = NM_DEVICE_CLASS (nm_device_bridge_parent_class)->act_stage3_ip6_config_start (device, out_config, reason); + } + + return ret; +} + +/******************************************************************/ + +NMDevice * +nm_device_bridge_new (const char *udi, const char *iface) +{ + g_return_val_if_fail (udi != NULL, NULL); + g_return_val_if_fail (iface != NULL, NULL); + + return (NMDevice *) g_object_new (NM_TYPE_DEVICE_BRIDGE, + NM_DEVICE_UDI, udi, + NM_DEVICE_IFACE, iface, + NM_DEVICE_DRIVER, "bridge", + NM_DEVICE_TYPE_DESC, "Bridge", + NM_DEVICE_DEVICE_TYPE, NM_DEVICE_TYPE_BRIDGE, + NULL); +} + +static void +constructed (GObject *object) +{ + G_OBJECT_CLASS (nm_device_bridge_parent_class)->constructed (object); + + nm_log_dbg (LOGD_HW | LOGD_DEVICE, "(%s): kernel ifindex %d", + nm_device_get_iface (NM_DEVICE (object)), + nm_device_get_ifindex (NM_DEVICE (object))); +} + +static void +nm_device_bridge_init (NMDeviceBridge * self) +{ +} + +static void +get_property (GObject *object, guint prop_id, + GValue *value, GParamSpec *pspec) +{ + const guint8 *current_addr; + GPtrArray *slaves; + GSList *list, *iter; + + switch (prop_id) { + case PROP_HW_ADDRESS: + current_addr = nm_device_wired_get_hwaddr (NM_DEVICE_WIRED (object)); + g_value_take_string (value, nm_utils_hwaddr_ntoa (current_addr, ARPHRD_ETHER)); + break; + case PROP_CARRIER: + g_value_set_boolean (value, nm_device_wired_get_carrier (NM_DEVICE_WIRED (object))); + break; + case PROP_SLAVES: + slaves = g_ptr_array_new (); + list = nm_device_master_get_slaves (NM_DEVICE (object)); + for (iter = list; iter; iter = iter->next) + g_ptr_array_add (slaves, g_strdup (nm_device_get_path (NM_DEVICE (iter->data)))); + g_slist_free (list); + g_value_take_boxed (value, slaves); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +set_property (GObject *object, guint prop_id, + const GValue *value, GParamSpec *pspec) +{ + switch (prop_id) { + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +nm_device_bridge_class_init (NMDeviceBridgeClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + NMDeviceClass *parent_class = NM_DEVICE_CLASS (klass); + + g_type_class_add_private (object_class, sizeof (NMDeviceBridgePrivate)); + + /* virtual methods */ + object_class->constructed = constructed; + object_class->get_property = get_property; + object_class->set_property = set_property; + + parent_class->get_generic_capabilities = get_generic_capabilities; + parent_class->update_hw_address = update_hw_address; + parent_class->is_available = is_available; + parent_class->get_best_auto_connection = get_best_auto_connection; + parent_class->check_connection_compatible = check_connection_compatible; + parent_class->complete_connection = complete_connection; + + parent_class->spec_match_list = spec_match_list; + parent_class->connection_match_config = connection_match_config; + + parent_class->act_stage1_prepare = act_stage1_prepare; + parent_class->act_stage3_ip4_config_start = act_stage3_ip4_config_start; + parent_class->act_stage3_ip6_config_start = act_stage3_ip6_config_start; + parent_class->enslave_slave = enslave_slave; + parent_class->release_slave = release_slave; + + parent_class->state_changed = device_state_changed; + + /* properties */ + g_object_class_install_property + (object_class, PROP_HW_ADDRESS, + g_param_spec_string (NM_DEVICE_BRIDGE_HW_ADDRESS, + "Active MAC Address", + "Currently set hardware MAC address", + NULL, + G_PARAM_READABLE)); + + g_object_class_install_property + (object_class, PROP_CARRIER, + g_param_spec_boolean (NM_DEVICE_BRIDGE_CARRIER, + "Carrier", + "Carrier", + FALSE, + G_PARAM_READABLE)); + + g_object_class_install_property + (object_class, PROP_SLAVES, + g_param_spec_boxed (NM_DEVICE_BRIDGE_SLAVES, + "Slaves", + "Slaves", + DBUS_TYPE_G_ARRAY_OF_OBJECT_PATH, + G_PARAM_READABLE)); + + /* Signals */ + signals[PROPERTIES_CHANGED] = + nm_properties_changed_signal_new (object_class, + G_STRUCT_OFFSET (NMDeviceBridgeClass, properties_changed)); + + dbus_g_object_type_install_info (G_TYPE_FROM_CLASS (klass), + &dbus_glib_nm_device_bridge_object_info); + + dbus_g_error_domain_register (NM_BRIDGE_ERROR, NULL, NM_TYPE_BRIDGE_ERROR); +} |