diff options
Diffstat (limited to 'src/vpn-manager/nm-vpn-connection.c')
| -rw-r--r-- | src/vpn-manager/nm-vpn-connection.c | 1383 |
1 files changed, 913 insertions, 470 deletions
diff --git a/src/vpn-manager/nm-vpn-connection.c b/src/vpn-manager/nm-vpn-connection.c index f2e31a8d..d66dcfdb 100644 --- a/src/vpn-manager/nm-vpn-connection.c +++ b/src/vpn-manager/nm-vpn-connection.c @@ -15,7 +15,7 @@ * with this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * - * Copyright (C) 2005 - 2012 Red Hat, Inc. + * Copyright (C) 2005 - 2013 Red Hat, Inc. * Copyright (C) 2006 - 2008 Novell, Inc. */ @@ -34,20 +34,16 @@ #include "nm-setting-vpn.h" #include "nm-setting-ip4-config.h" #include "nm-dbus-manager.h" -#include "nm-system.h" +#include "nm-platform.h" #include "nm-logging.h" #include "nm-utils.h" -#include "nm-vpn-plugin-bindings.h" -#include "nm-marshal.h" #include "nm-active-connection.h" -#include "nm-properties-changed-signal.h" #include "nm-dbus-glib-types.h" #include "NetworkManagerUtils.h" -#include "nm-netlink-monitor.h" -#include "nm-netlink-utils.h" #include "nm-glib-compat.h" #include "settings/nm-settings-connection.h" #include "nm-dispatcher.h" +#include "nm-agent-manager.h" #include "nm-vpn-connection-glue.h" @@ -60,28 +56,41 @@ typedef enum { SECRETS_REQ_EXISTING = 1, /* New secrets required; ask an agent */ SECRETS_REQ_NEW = 2, + /* Plugin requests secrets interactively */ + SECRETS_REQ_INTERACTIVE = 3, /* Placeholder for bounds checking */ SECRETS_REQ_LAST } SecretsReq; -typedef struct { - gboolean disposed; +/* Internal VPN states, private to NMVPNConnection */ +typedef enum { + STATE_UNKNOWN = 0, + STATE_WAITING, + STATE_PREPARE, + STATE_NEED_AUTH, + STATE_CONNECT, + STATE_IP_CONFIG_GET, + STATE_PRE_UP, + STATE_ACTIVATED, + STATE_DEACTIVATING, + STATE_DISCONNECTED, + STATE_FAILED, +} VpnState; +typedef struct { NMConnection *connection; guint32 secrets_id; SecretsReq secrets_idx; char *username; - NMDevice *parent_dev; - gulong device_monitor; - gulong device_ip4; - gulong device_ip6; - - NMVPNConnectionState vpn_state; + VpnState vpn_state; + guint dispatcher_id; NMVPNConnectionStateReason failure_reason; + DBusGProxy *proxy; - guint ipconfig_timeout; + GHashTable *connect_hash; + guint connect_timeout; gboolean has_ip4; NMIP4Config *ip4_config; guint32 ip4_internal_gw; @@ -94,14 +103,11 @@ typedef struct { int ip_ifindex; char *banner; guint32 mtu; - - struct rtnl_route *gw_route; } NMVPNConnectionPrivate; #define NM_VPN_CONNECTION_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), NM_TYPE_VPN_CONNECTION, NMVPNConnectionPrivate)) enum { - PROPERTIES_CHANGED, VPN_STATE_CHANGED, INTERNAL_STATE_CHANGED, @@ -114,27 +120,81 @@ enum { PROP_0, PROP_VPN_STATE, PROP_BANNER, + PROP_IP4_CONFIG, + PROP_IP6_CONFIG, PROP_MASTER = 2000, LAST_PROP }; -static void get_secrets (NMVPNConnection *self, SecretsReq secrets_idx); +static void get_secrets (NMVPNConnection *self, + SecretsReq secrets_idx, + const char **hints); + +static void plugin_interactive_secrets_required (DBusGProxy *proxy, + const char *message, + const char **secrets, + gpointer user_data); + +static void _set_vpn_state (NMVPNConnection *connection, + VpnState vpn_state, + NMVPNConnectionStateReason reason, + gboolean quitting); + +/*********************************************************************/ + +static NMVPNConnectionState +_state_to_nm_vpn_state (VpnState state) +{ + switch (state) { + case STATE_WAITING: + case STATE_PREPARE: + return NM_VPN_CONNECTION_STATE_PREPARE; + case STATE_NEED_AUTH: + return NM_VPN_CONNECTION_STATE_NEED_AUTH; + case STATE_CONNECT: + return NM_VPN_CONNECTION_STATE_CONNECT; + case STATE_IP_CONFIG_GET: + case STATE_PRE_UP: + return NM_VPN_CONNECTION_STATE_IP_CONFIG_GET; + case STATE_ACTIVATED: + return NM_VPN_CONNECTION_STATE_ACTIVATED; + case STATE_DEACTIVATING: { + /* Map DEACTIVATING to ACTIVATED to preserve external API behavior, + * since our API has no DEACTIVATING state of its own. Since this can + * take some time, and the VPN isn't actually disconnected until it + * hits the DISCONNECTED state, to clients it should still appear + * connected. + */ + return NM_VPN_CONNECTION_STATE_ACTIVATED; + } + case STATE_DISCONNECTED: + return NM_VPN_CONNECTION_STATE_DISCONNECTED; + case STATE_FAILED: + return NM_VPN_CONNECTION_STATE_FAILED; + default: + return STATE_UNKNOWN; + } +} static NMActiveConnectionState -ac_state_from_vpn_state (NMVPNConnectionState vpn_state) +_state_to_ac_state (VpnState vpn_state) { /* Set the NMActiveConnection state based on VPN state */ switch (vpn_state) { - case NM_VPN_CONNECTION_STATE_PREPARE: - case NM_VPN_CONNECTION_STATE_NEED_AUTH: - case NM_VPN_CONNECTION_STATE_CONNECT: - case NM_VPN_CONNECTION_STATE_IP_CONFIG_GET: + case STATE_WAITING: + case STATE_PREPARE: + case STATE_NEED_AUTH: + case STATE_CONNECT: + case STATE_IP_CONFIG_GET: + case STATE_PRE_UP: return NM_ACTIVE_CONNECTION_STATE_ACTIVATING; - case NM_VPN_CONNECTION_STATE_ACTIVATED: + case STATE_ACTIVATED: return NM_ACTIVE_CONNECTION_STATE_ACTIVATED; - case NM_VPN_CONNECTION_STATE_FAILED: - case NM_VPN_CONNECTION_STATE_DISCONNECTED: + case STATE_DEACTIVATING: + return NM_ACTIVE_CONNECTION_STATE_DEACTIVATING; + case STATE_DISCONNECTED: + case STATE_FAILED: return NM_ACTIVE_CONNECTION_STATE_DEACTIVATED; default: break; @@ -149,10 +209,12 @@ call_plugin_disconnect (NMVPNConnection *self) GError *error = NULL; if (priv->proxy) { - org_freedesktop_NetworkManager_VPN_Plugin_disconnect (priv->proxy, &error); - if (error) + if (!dbus_g_proxy_call (priv->proxy, "Disconnect", &error, + G_TYPE_INVALID, + G_TYPE_INVALID)) { nm_log_warn (LOGD_VPN, "error disconnecting VPN: %s", error->message); - g_clear_error (&error); + g_error_free (error); + } g_object_unref (priv->proxy); priv->proxy = NULL; @@ -160,21 +222,18 @@ call_plugin_disconnect (NMVPNConnection *self) } static void -vpn_cleanup (NMVPNConnection *connection) +vpn_cleanup (NMVPNConnection *connection, NMDevice *parent_dev) { NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (connection); if (priv->ip_ifindex) { - nm_system_iface_set_up (priv->ip_ifindex, FALSE, NULL); - nm_system_iface_flush_routes (priv->ip_ifindex, AF_UNSPEC); - nm_system_iface_flush_addresses (priv->ip_ifindex, AF_UNSPEC); + nm_platform_link_set_down (priv->ip_ifindex); + nm_platform_route_flush (priv->ip_ifindex); + nm_platform_address_flush (priv->ip_ifindex); } - if (priv->gw_route) { - nm_netlink_route_delete (priv->gw_route); - rtnl_route_put (priv->gw_route); - priv->gw_route = NULL; - } + nm_device_set_vpn4_config (parent_dev, NULL); + nm_device_set_vpn6_config (parent_dev, NULL); g_free (priv->banner); priv->banner = NULL; @@ -191,12 +250,46 @@ vpn_cleanup (NMVPNConnection *connection) } static void -nm_vpn_connection_set_vpn_state (NMVPNConnection *connection, - NMVPNConnectionState vpn_state, - NMVPNConnectionStateReason reason) +dispatcher_pre_down_done (guint call_id, gpointer user_data) +{ + NMVPNConnection *self = NM_VPN_CONNECTION (user_data); + NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (self); + + priv->dispatcher_id = 0; + _set_vpn_state (self, STATE_DISCONNECTED, NM_VPN_CONNECTION_STATE_REASON_NONE, FALSE); +} + +static void +dispatcher_pre_up_done (guint call_id, gpointer user_data) +{ + NMVPNConnection *self = NM_VPN_CONNECTION (user_data); + NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (self); + + priv->dispatcher_id = 0; + _set_vpn_state (self, STATE_ACTIVATED, NM_VPN_CONNECTION_STATE_REASON_NONE, FALSE); +} + +static void +dispatcher_cleanup (NMVPNConnection *self) +{ + NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (self); + + if (priv->dispatcher_id) { + nm_dispatcher_call_cancel (priv->dispatcher_id); + priv->dispatcher_id = 0; + } +} + +static void +_set_vpn_state (NMVPNConnection *connection, + VpnState vpn_state, + NMVPNConnectionStateReason reason, + gboolean quitting) { NMVPNConnectionPrivate *priv; - NMVPNConnectionState old_vpn_state; + VpnState old_vpn_state; + NMVPNConnectionState new_external_state, old_external_state; + NMDevice *parent_dev = nm_active_connection_get_device (NM_ACTIVE_CONNECTION (connection)); g_return_if_fail (NM_IS_VPN_CONNECTION (connection)); @@ -208,16 +301,23 @@ nm_vpn_connection_set_vpn_state (NMVPNConnection *connection, old_vpn_state = priv->vpn_state; priv->vpn_state = vpn_state; + /* The device gets destroyed by active connection when it enters + * the deactivated state, so we need to ref it for usage below. + */ + if (parent_dev) + g_object_ref (parent_dev); + /* Update active connection base class state */ nm_active_connection_set_state (NM_ACTIVE_CONNECTION (connection), - ac_state_from_vpn_state (vpn_state)); + _state_to_ac_state (vpn_state)); /* Clear any in-progress secrets request */ if (priv->secrets_id) { nm_settings_connection_cancel_secrets (NM_SETTINGS_CONNECTION (priv->connection), priv->secrets_id); priv->secrets_id = 0; } - priv->secrets_idx = SECRETS_REQ_SYSTEM; + + dispatcher_cleanup (connection); /* The connection gets destroyed by the VPN manager when it enters the * disconnected/failed state, but we need to keep it around for a bit @@ -225,144 +325,254 @@ nm_vpn_connection_set_vpn_state (NMVPNConnection *connection, */ g_object_ref (connection); - g_signal_emit (connection, signals[VPN_STATE_CHANGED], 0, vpn_state, reason); - g_signal_emit (connection, signals[INTERNAL_STATE_CHANGED], 0, vpn_state, old_vpn_state, reason); - g_object_notify (G_OBJECT (connection), NM_VPN_CONNECTION_VPN_STATE); + old_external_state = _state_to_nm_vpn_state (old_vpn_state); + new_external_state = _state_to_nm_vpn_state (priv->vpn_state); + if (new_external_state != old_external_state) { + g_signal_emit (connection, signals[VPN_STATE_CHANGED], 0, new_external_state, reason); + g_signal_emit (connection, signals[INTERNAL_STATE_CHANGED], 0, + new_external_state, + old_external_state, + reason); + g_object_notify (G_OBJECT (connection), NM_VPN_CONNECTION_VPN_STATE); + } switch (vpn_state) { - case NM_VPN_CONNECTION_STATE_NEED_AUTH: - /* Kick off the secrets requests; first we get existing system secrets - * and ask the plugin if these are sufficient, next we get all existing - * secrets from system and from user agents and ask the plugin again, - * and last we ask the user for new secrets if required. + case STATE_NEED_AUTH: + /* Do nothing; not part of 'default' because we don't want to touch + * priv->secrets_req as NEED_AUTH is re-entered during interactive + * secrets. */ - get_secrets (connection, SECRETS_REQ_SYSTEM); break; - case NM_VPN_CONNECTION_STATE_ACTIVATED: + case STATE_PRE_UP: + if (!nm_dispatcher_call_vpn (DISPATCHER_ACTION_VPN_PRE_UP, + priv->connection, + parent_dev, + priv->ip_iface, + priv->ip4_config, + priv->ip6_config, + dispatcher_pre_up_done, + connection, + &priv->dispatcher_id)) { + /* Just proceed on errors */ + dispatcher_pre_up_done (0, connection); + } + break; + case STATE_ACTIVATED: /* Secrets no longer needed now that we're connected */ nm_connection_clear_secrets (priv->connection); /* Let dispatcher scripts know we're up and running */ nm_dispatcher_call_vpn (DISPATCHER_ACTION_VPN_UP, priv->connection, - priv->parent_dev, + parent_dev, priv->ip_iface, priv->ip4_config, priv->ip6_config, NULL, + NULL, NULL); break; - case NM_VPN_CONNECTION_STATE_FAILED: - case NM_VPN_CONNECTION_STATE_DISCONNECTED: - if (old_vpn_state == NM_VPN_CONNECTION_STATE_ACTIVATED) { + case STATE_DEACTIVATING: + if (quitting) { + nm_dispatcher_call_vpn_sync (DISPATCHER_ACTION_VPN_PRE_DOWN, + priv->connection, + parent_dev, + priv->ip_iface, + priv->ip4_config, + priv->ip6_config); + } else { + if (!nm_dispatcher_call_vpn (DISPATCHER_ACTION_VPN_PRE_DOWN, + priv->connection, + parent_dev, + priv->ip_iface, + priv->ip4_config, + priv->ip6_config, + dispatcher_pre_down_done, + connection, + &priv->dispatcher_id)) { + /* Just proceed on errors */ + dispatcher_pre_down_done (0, connection); + } + } + break; + case STATE_FAILED: + case STATE_DISCONNECTED: + if ( old_vpn_state >= STATE_ACTIVATED + && old_vpn_state <= STATE_DEACTIVATING) { /* Let dispatcher scripts know we're about to go down */ - nm_dispatcher_call_vpn (DISPATCHER_ACTION_VPN_DOWN, - priv->connection, - priv->parent_dev, - priv->ip_iface, - NULL, - NULL, - NULL, - NULL); + if (quitting) { + nm_dispatcher_call_vpn_sync (DISPATCHER_ACTION_VPN_DOWN, + priv->connection, + parent_dev, + priv->ip_iface, + NULL, + NULL); + } else { + nm_dispatcher_call_vpn (DISPATCHER_ACTION_VPN_DOWN, + priv->connection, + parent_dev, + priv->ip_iface, + NULL, + NULL, + NULL, + NULL, + NULL); + } } /* Tear down and clean up the connection */ call_plugin_disconnect (connection); - vpn_cleanup (connection); - break; + vpn_cleanup (connection, parent_dev); + /* Fall through */ default: + priv->secrets_idx = SECRETS_REQ_SYSTEM; break; } g_object_unref (connection); + if (parent_dev) + g_object_unref (parent_dev); } static void -device_state_changed (NMDevice *device, +device_state_changed (NMActiveConnection *active, + NMDevice *device, NMDeviceState new_state, - NMDeviceState old_state, - NMDeviceStateReason reason, - gpointer user_data) + NMDeviceState old_state) { - NMVPNConnection *connection = NM_VPN_CONNECTION (user_data); - if (new_state <= NM_DEVICE_STATE_DISCONNECTED) { - nm_vpn_connection_set_vpn_state (connection, - NM_VPN_CONNECTION_STATE_DISCONNECTED, - NM_VPN_CONNECTION_STATE_REASON_DEVICE_DISCONNECTED); + _set_vpn_state (NM_VPN_CONNECTION (active), + STATE_DISCONNECTED, + NM_VPN_CONNECTION_STATE_REASON_DEVICE_DISCONNECTED, + FALSE); } else if (new_state == NM_DEVICE_STATE_FAILED) { - nm_vpn_connection_set_vpn_state (connection, - NM_VPN_CONNECTION_STATE_FAILED, - NM_VPN_CONNECTION_STATE_REASON_DEVICE_DISCONNECTED); + _set_vpn_state (NM_VPN_CONNECTION (active), + STATE_FAILED, + NM_VPN_CONNECTION_STATE_REASON_DEVICE_DISCONNECTED, + FALSE); } + + /* FIXME: map device DEACTIVATING state to VPN DEACTIVATING state and + * block device deactivation on VPN deactivation. + */ } static void -device_ip4_config_changed (NMDevice *device, - GParamSpec *pspec, - gpointer user_data) +add_ip4_vpn_gateway_route (NMIP4Config *config, NMDevice *parent_device, guint32 vpn_gw) { - NMVPNConnection *vpn = NM_VPN_CONNECTION (user_data); - NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (vpn); + NMIP4Config *parent_config; + guint32 parent_gw; + NMPlatformIP4Route route; + + g_return_if_fail (NM_IS_IP4_CONFIG (config)); + g_return_if_fail (NM_IS_DEVICE (parent_device)); + g_return_if_fail (vpn_gw != 0); - if ( (priv->vpn_state != NM_VPN_CONNECTION_STATE_ACTIVATED) - || !nm_device_get_ip4_config (device)) + /* Set up a route to the VPN gateway's public IP address through the default + * network device if the VPN gateway is on a different subnet. + */ + + parent_config = nm_device_get_ip4_config (parent_device); + g_return_if_fail (parent_config != NULL); + parent_gw = nm_ip4_config_get_gateway (parent_config); + if (!parent_gw) return; - /* Re-add the VPN gateway route */ - if (priv->ip4_external_gw) { - if (priv->gw_route) - rtnl_route_put (priv->gw_route); - priv->gw_route = nm_system_add_ip4_vpn_gateway_route (priv->parent_dev, - priv->ip4_external_gw); - } + memset (&route, 0, sizeof (route)); + route.network = vpn_gw; + route.plen = 32; + route.gateway = parent_gw; + + /* If the VPN gateway is in the same subnet as one of the parent device's + * IP addresses, don't add the host route to it, but a route through the + * parent device. + */ + if (nm_ip4_config_destination_is_direct (parent_config, vpn_gw, 32)) + route.gateway = 0; + + route.source = NM_PLATFORM_SOURCE_VPN; + route.metric = nm_device_get_priority (parent_device); + nm_ip4_config_add_route (config, &route); + + /* Ensure there's a route to the parent device's gateway through the + * parent device, since if the VPN claims the default route and the VPN + * routes include a subnet that matches the parent device's subnet, + * the parent device's gateway would get routed through the VPN and fail. + */ + memset (&route, 0, sizeof (route)); + route.network = parent_gw; + route.plen = 32; + route.source = NM_PLATFORM_SOURCE_VPN; + route.metric = nm_device_get_priority (parent_device); + + nm_ip4_config_add_route (config, &route); } static void -device_ip6_config_changed (NMDevice *device, - GParamSpec *pspec, - gpointer user_data) +add_ip6_vpn_gateway_route (NMIP6Config *config, + NMDevice *parent_device, + const struct in6_addr *vpn_gw) { - NMVPNConnection *vpn = NM_VPN_CONNECTION (user_data); - NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (vpn); - - if ( (priv->vpn_state != NM_VPN_CONNECTION_STATE_ACTIVATED) - || !nm_device_get_ip6_config (device)) + NMIP6Config *parent_config; + const struct in6_addr *parent_gw; + NMPlatformIP6Route route; + + g_return_if_fail (NM_IS_IP6_CONFIG (config)); + g_return_if_fail (NM_IS_DEVICE (parent_device)); + g_return_if_fail (vpn_gw != NULL); + + parent_config = nm_device_get_ip6_config (parent_device); + g_return_if_fail (parent_config != NULL); + parent_gw = nm_ip6_config_get_gateway (parent_config); + if (!parent_gw) return; - /* Re-add the VPN gateway route */ - if (priv->ip6_external_gw) { - if (priv->gw_route) - rtnl_route_put (priv->gw_route); - priv->gw_route = nm_system_add_ip6_vpn_gateway_route (priv->parent_dev, - priv->ip6_external_gw); - } + memset (&route, 0, sizeof (route)); + route.network = *vpn_gw; + route.plen = 128; + route.gateway = *parent_gw; + + /* If the VPN gateway is in the same subnet as one of the parent device's + * IP addresses, don't add the host route to it, but a route through the + * parent device. + */ + if (nm_ip6_config_destination_is_direct (parent_config, vpn_gw, 128)) + route.gateway = in6addr_any; + + route.source = NM_PLATFORM_SOURCE_VPN; + route.metric = nm_device_get_priority (parent_device); + nm_ip6_config_add_route (config, &route); + + /* Ensure there's a route to the parent device's gateway through the + * parent device, since if the VPN claims the default route and the VPN + * routes include a subnet that matches the parent device's subnet, + * the parent device's gateway would get routed through the VPN and fail. + */ + memset (&route, 0, sizeof (route)); + route.network = *parent_gw; + route.plen = 128; + route.source = NM_PLATFORM_SOURCE_VPN; + route.metric = nm_device_get_priority (parent_device); + + nm_ip6_config_add_route (config, &route); } NMVPNConnection * nm_vpn_connection_new (NMConnection *connection, NMDevice *parent_device, const char *specific_object, - gboolean user_requested, - gulong user_uid) + NMAuthSubject *subject) { - NMVPNConnection *self; - g_return_val_if_fail (NM_IS_CONNECTION (connection), NULL); g_return_val_if_fail (NM_IS_DEVICE (parent_device), NULL); - self = (NMVPNConnection *) g_object_new (NM_TYPE_VPN_CONNECTION, + return (NMVPNConnection *) g_object_new (NM_TYPE_VPN_CONNECTION, NM_ACTIVE_CONNECTION_INT_CONNECTION, connection, NM_ACTIVE_CONNECTION_INT_DEVICE, parent_device, NM_ACTIVE_CONNECTION_SPECIFIC_OBJECT, specific_object, - NM_ACTIVE_CONNECTION_INT_USER_REQUESTED, user_requested, - NM_ACTIVE_CONNECTION_INT_USER_UID, user_uid, + NM_ACTIVE_CONNECTION_INT_SUBJECT, subject, NM_ACTIVE_CONNECTION_VPN, TRUE, NULL); - if (self) - nm_active_connection_export (NM_ACTIVE_CONNECTION (self)); - - return self; } static const char * @@ -375,14 +585,31 @@ nm_vpn_connection_get_service (NMVPNConnection *connection) return nm_setting_vpn_get_service_type (s_vpn); } +static const char * +vpn_plugin_failure_to_string (NMVPNPluginFailure failure) +{ + switch (failure) { + case NM_VPN_PLUGIN_FAILURE_LOGIN_FAILED: + return "login-failed"; + case NM_VPN_PLUGIN_FAILURE_CONNECT_FAILED: + return "connect-failed"; + case NM_VPN_PLUGIN_FAILURE_BAD_IP_CONFIG: + return "bad-ip-config"; + default: + break; + } + return "unknown"; +} + static void plugin_failed (DBusGProxy *proxy, - NMVPNPluginFailure plugin_failure, - gpointer user_data) + NMVPNPluginFailure plugin_failure, + gpointer user_data) { NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (user_data); - nm_log_warn (LOGD_VPN, "VPN plugin failed: %d", plugin_failure); + nm_log_warn (LOGD_VPN, "VPN plugin failed: %s (%d)", + vpn_plugin_failure_to_string (plugin_failure), plugin_failure); switch (plugin_failure) { case NM_VPN_PLUGIN_FAILURE_LOGIN_FAILED: @@ -397,7 +624,7 @@ plugin_failed (DBusGProxy *proxy, } static const char * -vpn_state_to_string (NMVPNServiceState state) +vpn_service_state_to_string (NMVPNServiceState state) { switch (state) { case NM_VPN_SERVICE_STATE_INIT: @@ -418,6 +645,60 @@ vpn_state_to_string (NMVPNServiceState state) return "unknown"; } +static const char *state_table[] = { + [STATE_UNKNOWN] = "unknown", + [STATE_WAITING] = "waiting", + [STATE_PREPARE] = "prepare", + [STATE_NEED_AUTH] = "need-auth", + [STATE_CONNECT] = "connect", + [STATE_IP_CONFIG_GET] = "ip-config-get", + [STATE_PRE_UP] = "pre-up", + [STATE_ACTIVATED] = "activated", + [STATE_DEACTIVATING] = "deactivating", + [STATE_DISCONNECTED] = "disconnected", + [STATE_FAILED] = "failed", +}; + +static const char * +vpn_state_to_string (VpnState state) +{ + if (state >= 0 && state < G_N_ELEMENTS (state_table)) + return state_table[state]; + return "unknown"; +} + +static const char * +vpn_reason_to_string (NMVPNConnectionStateReason reason) +{ + switch (reason) { + case NM_VPN_CONNECTION_STATE_REASON_NONE: + return "none"; + case NM_VPN_CONNECTION_STATE_REASON_USER_DISCONNECTED: + return "user-disconnected"; + case NM_VPN_CONNECTION_STATE_REASON_DEVICE_DISCONNECTED: + return "device-disconnected"; + case NM_VPN_CONNECTION_STATE_REASON_SERVICE_STOPPED: + return "service-stopped"; + case NM_VPN_CONNECTION_STATE_REASON_IP_CONFIG_INVALID: + return "ip-config-invalid"; + case NM_VPN_CONNECTION_STATE_REASON_CONNECT_TIMEOUT: + return "connect-timeout"; + case NM_VPN_CONNECTION_STATE_REASON_SERVICE_START_TIMEOUT: + return "service-start-timeout"; + case NM_VPN_CONNECTION_STATE_REASON_SERVICE_START_FAILED: + return "service-start-failed"; + case NM_VPN_CONNECTION_STATE_REASON_NO_SECRETS: + return "no-secrets"; + case NM_VPN_CONNECTION_STATE_REASON_LOGIN_FAILED: + return "login-failed"; + case NM_VPN_CONNECTION_STATE_REASON_CONNECTION_REMOVED: + return "connection-removed"; + default: + break; + } + return "unknown"; +} + static void plugin_state_changed (DBusGProxy *proxy, NMVPNServiceState state, @@ -427,7 +708,7 @@ plugin_state_changed (DBusGProxy *proxy, NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (connection); nm_log_info (LOGD_VPN, "VPN plugin state changed: %s (%d)", - vpn_state_to_string (state), state); + vpn_service_state_to_string (state), state); if (state == NM_VPN_SERVICE_STATE_STOPPED) { /* Clear connection secrets to ensure secrets get requested each time the @@ -435,107 +716,66 @@ plugin_state_changed (DBusGProxy *proxy, */ nm_connection_clear_secrets (priv->connection); - switch (nm_vpn_connection_get_vpn_state (connection)) { - case NM_VPN_CONNECTION_STATE_PREPARE: - case NM_VPN_CONNECTION_STATE_NEED_AUTH: - case NM_VPN_CONNECTION_STATE_CONNECT: - case NM_VPN_CONNECTION_STATE_IP_CONFIG_GET: - case NM_VPN_CONNECTION_STATE_ACTIVATED: - nm_log_info (LOGD_VPN, "VPN plugin state change reason: %d", priv->failure_reason); - nm_vpn_connection_set_vpn_state (connection, - NM_VPN_CONNECTION_STATE_FAILED, - priv->failure_reason); + if ((priv->vpn_state >= STATE_WAITING) && (priv->vpn_state <= STATE_ACTIVATED)) { + nm_log_info (LOGD_VPN, "VPN plugin state change reason: %s (%d)", + vpn_reason_to_string (priv->failure_reason), priv->failure_reason); + _set_vpn_state (connection, STATE_FAILED, priv->failure_reason, FALSE); /* Reset the failure reason */ priv->failure_reason = NM_VPN_CONNECTION_STATE_REASON_UNKNOWN; - break; - default: - break; } } } -static char addr_to_string_buf[INET6_ADDRSTRLEN + 1]; - -static const char * -ip_address_to_string (guint32 numeric) -{ - struct in_addr temp_addr; - - memset (&addr_to_string_buf, '\0', sizeof (addr_to_string_buf)); - temp_addr.s_addr = numeric; - - if (inet_ntop (AF_INET, &temp_addr, addr_to_string_buf, INET_ADDRSTRLEN)) { - return addr_to_string_buf; - } else { - nm_log_warn (LOGD_VPN, "error converting IP4 address 0x%X", - ntohl (temp_addr.s_addr)); - return NULL; - } -} - -static const char * -ip6_address_to_string (const struct in6_addr *addr) -{ - memset (addr_to_string_buf, '\0', sizeof (addr_to_string_buf)); - if (inet_ntop (AF_INET6, addr, addr_to_string_buf, INET6_ADDRSTRLEN)) { - return addr_to_string_buf; - } else { - nm_log_warn (LOGD_VPN, "error converting IP6 address"); - return NULL; - } -} - static void print_vpn_config (NMVPNConnection *connection) { NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (connection); - NMIP4Address *addr; - NMIP6Address *addr6; + const NMPlatformIP4Address *address4; + const NMPlatformIP6Address *address6; char *dns_domain = NULL; guint32 num, i; + char buf[NM_UTILS_INET_ADDRSTRLEN]; if (priv->ip4_external_gw) { nm_log_info (LOGD_VPN, "VPN Gateway: %s", - ip_address_to_string (priv->ip4_external_gw)); + nm_utils_inet4_ntop (priv->ip4_external_gw, NULL)); } else if (priv->ip6_external_gw) { nm_log_info (LOGD_VPN, "VPN Gateway: %s", - ip6_address_to_string (priv->ip6_external_gw)); - } + nm_utils_inet6_ntop (priv->ip6_external_gw, NULL)); + } - nm_log_info (LOGD_VPN, "Tunnel Device: %s", priv->ip_iface); + nm_log_info (LOGD_VPN, "Tunnel Device: %s", priv->ip_iface ? priv->ip_iface : "(none)"); if (priv->ip4_config) { nm_log_info (LOGD_VPN, "IPv4 configuration:"); - addr = nm_ip4_config_get_address (priv->ip4_config, 0); + address4 = nm_ip4_config_get_address (priv->ip4_config, 0); if (priv->ip4_internal_gw) - nm_log_info (LOGD_VPN, " Internal Gateway: %s", ip_address_to_string (priv->ip4_internal_gw)); - nm_log_info (LOGD_VPN, " Internal Address: %s", ip_address_to_string (nm_ip4_address_get_address (addr))); - nm_log_info (LOGD_VPN, " Internal Prefix: %d", nm_ip4_address_get_prefix (addr)); - nm_log_info (LOGD_VPN, " Internal Point-to-Point Address: %s", - ip_address_to_string (nm_ip4_config_get_ptp_address (priv->ip4_config))); + nm_log_info (LOGD_VPN, " Internal Gateway: %s", nm_utils_inet4_ntop (priv->ip4_internal_gw, NULL)); + nm_log_info (LOGD_VPN, " Internal Address: %s", nm_utils_inet4_ntop (address4->address, NULL)); + nm_log_info (LOGD_VPN, " Internal Prefix: %d", address4->plen); + nm_log_info (LOGD_VPN, " Internal Point-to-Point Address: %s", nm_utils_inet4_ntop (address4->peer_address, NULL)); nm_log_info (LOGD_VPN, " Maximum Segment Size (MSS): %d", nm_ip4_config_get_mss (priv->ip4_config)); num = nm_ip4_config_get_num_routes (priv->ip4_config); for (i = 0; i < num; i++) { - NMIP4Route *route; + const NMPlatformIP4Route *route = nm_ip4_config_get_route (priv->ip4_config, i); - route = nm_ip4_config_get_route (priv->ip4_config, i); nm_log_info (LOGD_VPN, " Static Route: %s/%d Next Hop: %s", - ip_address_to_string (nm_ip4_route_get_dest (route)), - nm_ip4_route_get_prefix (route), - ip_address_to_string (nm_ip4_route_get_next_hop (route))); + nm_utils_inet4_ntop (route->network, NULL), + route->plen, + nm_utils_inet4_ntop (route->gateway, buf)); } nm_log_info (LOGD_VPN, " Forbid Default Route: %s", - nm_ip4_config_get_never_default (priv->ip4_config) ? "yes" : "no"); + nm_ip4_config_get_never_default (priv->ip4_config) ? "yes" : "no"); num = nm_ip4_config_get_num_nameservers (priv->ip4_config); for (i = 0; i < num; i++) { nm_log_info (LOGD_VPN, " Internal DNS: %s", - ip_address_to_string (nm_ip4_config_get_nameserver (priv->ip4_config, i))); + nm_utils_inet4_ntop (nm_ip4_config_get_nameserver (priv->ip4_config, i), NULL)); } if (nm_ip4_config_get_num_domains (priv->ip4_config) > 0) @@ -548,34 +788,32 @@ print_vpn_config (NMVPNConnection *connection) if (priv->ip6_config) { nm_log_info (LOGD_VPN, "IPv6 configuration:"); - addr6 = nm_ip6_config_get_address (priv->ip6_config, 0); + address6 = nm_ip6_config_get_address (priv->ip6_config, 0); if (priv->ip6_internal_gw) - nm_log_info (LOGD_VPN, " Internal Gateway: %s", ip6_address_to_string (priv->ip6_internal_gw)); - nm_log_info (LOGD_VPN, " Internal Address: %s", ip6_address_to_string (nm_ip6_address_get_address (addr6))); - nm_log_info (LOGD_VPN, " Internal Prefix: %d", nm_ip6_address_get_prefix (addr6)); - nm_log_info (LOGD_VPN, " Internal Point-to-Point Address: %s", - ip6_address_to_string (nm_ip6_config_get_ptp_address (priv->ip6_config))); + nm_log_info (LOGD_VPN, " Internal Gateway: %s", nm_utils_inet6_ntop (priv->ip6_internal_gw, NULL)); + nm_log_info (LOGD_VPN, " Internal Address: %s", nm_utils_inet6_ntop (&address6->address, NULL)); + nm_log_info (LOGD_VPN, " Internal Prefix: %d", address6->plen); + nm_log_info (LOGD_VPN, " Internal Point-to-Point Address: %s", nm_utils_inet6_ntop (&address6->peer_address, NULL)); nm_log_info (LOGD_VPN, " Maximum Segment Size (MSS): %d", nm_ip6_config_get_mss (priv->ip6_config)); num = nm_ip6_config_get_num_routes (priv->ip6_config); for (i = 0; i < num; i++) { - NMIP6Route *route; + const NMPlatformIP6Route *route = nm_ip6_config_get_route (priv->ip6_config, i); - route = nm_ip6_config_get_route (priv->ip6_config, i); nm_log_info (LOGD_VPN, " Static Route: %s/%d Next Hop: %s", - ip6_address_to_string (nm_ip6_route_get_dest (route)), - nm_ip6_route_get_prefix (route), - ip6_address_to_string (nm_ip6_route_get_next_hop (route))); + nm_utils_inet6_ntop (&route->network, NULL), + route->plen, + nm_utils_inet6_ntop (&route->gateway, buf)); } nm_log_info (LOGD_VPN, " Forbid Default Route: %s", - nm_ip6_config_get_never_default (priv->ip6_config) ? "yes" : "no"); + nm_ip6_config_get_never_default (priv->ip6_config) ? "yes" : "no"); num = nm_ip6_config_get_num_nameservers (priv->ip6_config); for (i = 0; i < num; i++) { nm_log_info (LOGD_VPN, " Internal DNS: %s", - ip6_address_to_string (nm_ip6_config_get_nameserver (priv->ip6_config, i))); + nm_utils_inet6_ntop (nm_ip6_config_get_nameserver (priv->ip6_config, i), NULL)); } if (nm_ip6_config_get_num_domains (priv->ip6_config) > 0) @@ -597,38 +835,59 @@ static gboolean nm_vpn_connection_apply_config (NMVPNConnection *connection) { NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (connection); + NMDevice *parent_dev = nm_active_connection_get_device (NM_ACTIVE_CONNECTION (connection)); + NMIP4Config *vpn4_parent_config = NULL; + NMIP6Config *vpn6_parent_config = NULL; - nm_system_iface_set_up (priv->ip_ifindex, TRUE, NULL); + if (priv->ip_ifindex > 0) { + nm_platform_link_set_up (priv->ip_ifindex); - if (priv->ip4_config) { - if (!nm_system_apply_ip4_config (priv->ip_ifindex, priv->ip4_config, - 0, NM_IP4_COMPARE_FLAG_ALL)) - return FALSE; + if (priv->ip4_config) { + if (!nm_ip4_config_commit (priv->ip4_config, priv->ip_ifindex)) + return FALSE; + } + + if (priv->ip6_config) { + if (!nm_ip6_config_commit (priv->ip6_config, priv->ip_ifindex)) + return FALSE; + } + + if (priv->ip4_config) + vpn4_parent_config = nm_ip4_config_new (); + if (priv->ip6_config) + vpn6_parent_config = nm_ip6_config_new (); + } else { + /* If the VPN didn't return a network interface, it is a route-based + * VPN (like kernel IPSec) and all IP addressing and routing should + * be done on the parent interface instead. + */ + + if (priv->ip4_config) + vpn4_parent_config = g_object_ref (priv->ip4_config); + if (priv->ip6_config) + vpn6_parent_config = g_object_ref (priv->ip6_config); } - if (priv->ip6_config) { - if (!nm_system_apply_ip6_config (priv->ip_ifindex, priv->ip6_config, - 0, NM_IP6_COMPARE_FLAG_ALL)) - /* FIXME: remove ip4 config */ - return FALSE; + if (vpn4_parent_config) { + /* Add any explicit route to the VPN gateway through the parent device */ + if (priv->ip4_external_gw) + add_ip4_vpn_gateway_route (vpn4_parent_config, parent_dev, priv->ip4_external_gw); + + nm_device_set_vpn4_config (parent_dev, vpn4_parent_config); + g_object_unref (vpn4_parent_config); } + if (vpn6_parent_config) { + /* Add any explicit route to the VPN gateway through the parent device */ + if (priv->ip6_external_gw) + add_ip6_vpn_gateway_route (vpn6_parent_config, parent_dev, priv->ip6_external_gw); - /* Add any explicit route to the VPN gateway through the parent device */ - if (priv->ip4_external_gw) { - priv->gw_route = nm_system_add_ip4_vpn_gateway_route (priv->parent_dev, - priv->ip4_external_gw); - } else if (priv->ip6_external_gw) { - priv->gw_route = nm_system_add_ip6_vpn_gateway_route (priv->parent_dev, - priv->ip6_external_gw); - } else { - priv->gw_route = NULL; + nm_device_set_vpn6_config (parent_dev, vpn6_parent_config); + g_object_unref (vpn6_parent_config); } nm_log_info (LOGD_VPN, "VPN connection '%s' (IP Config Get) complete.", nm_connection_get_id (priv->connection)); - nm_vpn_connection_set_vpn_state (connection, - NM_VPN_CONNECTION_STATE_ACTIVATED, - NM_VPN_CONNECTION_STATE_REASON_NONE); + _set_vpn_state (connection, STATE_PRE_UP, NM_VPN_CONNECTION_STATE_REASON_NONE, FALSE); return TRUE; } @@ -638,7 +897,7 @@ nm_vpn_connection_config_maybe_complete (NMVPNConnection *connection, { NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (connection); - if (priv->ipconfig_timeout == 0) { + if (priv->connect_timeout == 0) { /* config_complete() was already called with an error; * ignore further calls. */ @@ -653,8 +912,8 @@ nm_vpn_connection_config_maybe_complete (NMVPNConnection *connection, } } - g_source_remove (priv->ipconfig_timeout); - priv->ipconfig_timeout = 0; + g_source_remove (priv->connect_timeout); + priv->connect_timeout = 0; if (success) { print_vpn_config (connection); @@ -668,11 +927,13 @@ nm_vpn_connection_config_maybe_complete (NMVPNConnection *connection, nm_log_warn (LOGD_VPN, "VPN connection '%s' did not receive valid IP config information.", nm_connection_get_id (priv->connection)); - nm_vpn_connection_set_vpn_state (connection, - NM_VPN_CONNECTION_STATE_FAILED, - NM_VPN_CONNECTION_STATE_REASON_IP_CONFIG_INVALID); + _set_vpn_state (connection, STATE_FAILED, NM_VPN_CONNECTION_STATE_REASON_IP_CONFIG_INVALID, FALSE); } +#define LOG_INVALID_ARG(property) \ + nm_log_dbg (LOGD_VPN, "VPN connection '%s' has invalid argument %s", \ + nm_connection_get_id (priv->connection), property) + static gboolean process_generic_config (NMVPNConnection *connection, GHashTable *config_hash) @@ -680,41 +941,51 @@ process_generic_config (NMVPNConnection *connection, NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (connection); GValue *val; + g_clear_pointer (&priv->ip_iface, g_free); val = (GValue *) g_hash_table_lookup (config_hash, NM_VPN_PLUGIN_CONFIG_TUNDEV); - if (val) - priv->ip_iface = g_strdup (g_value_get_string (val)); - else { - nm_log_err (LOGD_VPN, "invalid or missing tunnel device received!"); - nm_vpn_connection_config_maybe_complete (connection, FALSE); - return FALSE; + if (val) { + if (G_VALUE_HOLDS (val, G_TYPE_STRING)) { + const char *tmp = g_value_get_string (val); + + /* Backwards compat with NM-openswan */ + if (g_strcmp0 (tmp, "_none_") != 0) + priv->ip_iface = g_strdup (tmp); + } else + LOG_INVALID_ARG (NM_VPN_PLUGIN_CONFIG_TUNDEV); } - /* Grab the interface index for address/routing operations */ - priv->ip_ifindex = nm_netlink_iface_to_index (priv->ip_iface); - if (priv->ip_ifindex <= 0) { - nm_log_err (LOGD_VPN, "(%s): failed to look up VPN interface index", priv->ip_iface); - nm_vpn_connection_config_maybe_complete (connection, FALSE); - return FALSE; + if (priv->ip_iface) { + /* Grab the interface index for address/routing operations */ + priv->ip_ifindex = nm_platform_link_get_ifindex (priv->ip_iface); + if (!priv->ip_ifindex) { + nm_log_err (LOGD_VPN, "(%s): failed to look up VPN interface index", priv->ip_iface); + nm_vpn_connection_config_maybe_complete (connection, FALSE); + return FALSE; + } } + g_clear_pointer (&priv->banner, g_free); val = (GValue *) g_hash_table_lookup (config_hash, NM_VPN_PLUGIN_CONFIG_BANNER); if (val) { - g_free (priv->banner); - priv->banner = g_strdup (g_value_get_string (val)); + if (G_VALUE_HOLDS (val, G_TYPE_STRING)) + priv->banner = g_strdup (g_value_get_string (val)); + else + LOG_INVALID_ARG (NM_VPN_PLUGIN_CONFIG_BANNER); } /* External world-visible address of the VPN server */ priv->ip4_external_gw = 0; - priv->ip6_external_gw = NULL; + g_clear_pointer (&priv->ip6_external_gw, g_free); val = (GValue *) g_hash_table_lookup (config_hash, NM_VPN_PLUGIN_CONFIG_EXT_GATEWAY); if (val) { + GByteArray *ba; + if (G_VALUE_HOLDS (val, G_TYPE_UINT)) { priv->ip4_external_gw = g_value_get_uint (val); - } else if (G_VALUE_HOLDS (val, DBUS_TYPE_G_UCHAR_ARRAY)) { - GByteArray *ba = g_value_get_boxed (val); - - if (ba->len == sizeof (struct in6_addr)) - priv->ip6_external_gw = g_memdup (ba->data, ba->len); + } else if (G_VALUE_HOLDS (val, DBUS_TYPE_G_UCHAR_ARRAY) && + (ba = g_value_get_boxed (val)) && + ba->len == sizeof (struct in6_addr)) { + priv->ip6_external_gw = g_memdup (ba->data, ba->len); } else { nm_log_err (LOGD_VPN, "(%s): VPN gateway is neither IPv4 nor IPv6", priv->ip_iface); nm_vpn_connection_config_maybe_complete (connection, FALSE); @@ -726,11 +997,14 @@ process_generic_config (NMVPNConnection *connection, * like it's IP4-specific. So we store it for now and retrieve it * later in ip4_config_get. */ + priv->mtu = 0; val = (GValue *) g_hash_table_lookup (config_hash, NM_VPN_PLUGIN_CONFIG_MTU); - if (val) - priv->mtu = g_value_get_uint (val); - else - priv->mtu = 0; + if (val) { + if (G_VALUE_HOLDS (val, G_TYPE_UINT)) { + priv->mtu = g_value_get_uint (val); + } else + LOG_INVALID_ARG (NM_VPN_PLUGIN_CONFIG_MTU); + } return TRUE; } @@ -747,19 +1021,48 @@ nm_vpn_connection_config_get (DBusGProxy *proxy, nm_log_info (LOGD_VPN, "VPN connection '%s' (IP Config Get) reply received.", nm_connection_get_id (priv->connection)); + if (priv->vpn_state == STATE_CONNECT) + _set_vpn_state (connection, STATE_IP_CONFIG_GET, NM_VPN_CONNECTION_STATE_REASON_NONE, FALSE); + if (!process_generic_config (connection, config_hash)) return; /* Note whether to expect IPv4 and IPv6 configs */ val = g_hash_table_lookup (config_hash, NM_VPN_PLUGIN_CONFIG_HAS_IP4); - priv->has_ip4 = val ? g_value_get_boolean (val) : FALSE; + priv->has_ip4 = FALSE; + if (val) { + if (G_VALUE_HOLDS (val, G_TYPE_BOOLEAN)) + priv->has_ip4 = g_value_get_boolean (val); + else + LOG_INVALID_ARG (NM_VPN_PLUGIN_CONFIG_HAS_IP4); + } g_clear_object (&priv->ip4_config); val = g_hash_table_lookup (config_hash, NM_VPN_PLUGIN_CONFIG_HAS_IP6); - priv->has_ip6 = val ? g_value_get_boolean (val) : FALSE; + priv->has_ip6 = FALSE; + if (val) { + if (G_VALUE_HOLDS (val, G_TYPE_BOOLEAN)) + priv->has_ip6 = g_value_get_boolean (val); + else + LOG_INVALID_ARG (NM_VPN_PLUGIN_CONFIG_HAS_IP6); + } g_clear_object (&priv->ip6_config); } +static guint +vpn_routing_metric (NMVPNConnection *connection) +{ + NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (connection); + + if (priv->ip_ifindex) + return NM_PLATFORM_ROUTE_METRIC_DEFAULT; + else { + NMDevice *parent_dev = nm_active_connection_get_device (NM_ACTIVE_CONNECTION (connection)); + + return nm_device_get_priority (parent_dev); + } +} + static void nm_vpn_connection_ip4_config_get (DBusGProxy *proxy, GHashTable *config_hash, @@ -767,12 +1070,14 @@ nm_vpn_connection_ip4_config_get (DBusGProxy *proxy, { NMVPNConnection *connection = NM_VPN_CONNECTION (user_data); NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (connection); - NMSettingIP4Config *s_ip4; - NMIP4Address *addr; + NMPlatformIP4Address address; NMIP4Config *config; GValue *val; int i; + if (priv->vpn_state == STATE_CONNECT) + _set_vpn_state (connection, STATE_IP_CONFIG_GET, NM_VPN_CONNECTION_STATE_REASON_NONE, FALSE); + if (priv->has_ip4) { nm_log_info (LOGD_VPN, "VPN connection '%s' (IP4 Config Get) reply received.", nm_connection_get_id (priv->connection)); @@ -798,10 +1103,10 @@ nm_vpn_connection_ip4_config_get (DBusGProxy *proxy, config = nm_ip4_config_new (); - addr = nm_ip4_address_new (); - nm_ip4_address_set_prefix (addr, 24); /* default to class C */ + memset (&address, 0, sizeof (address)); + address.plen = 24; if (priv->ip4_external_gw) - nm_ip4_address_set_gateway (addr, priv->ip4_external_gw); + nm_ip4_config_set_gateway (config, priv->ip4_external_gw); /* Internal address of the VPN subnet's gateway */ val = (GValue *) g_hash_table_lookup (config_hash, NM_VPN_PLUGIN_IP4_CONFIG_INT_GATEWAY); @@ -810,21 +1115,21 @@ nm_vpn_connection_ip4_config_get (DBusGProxy *proxy, val = (GValue *) g_hash_table_lookup (config_hash, NM_VPN_PLUGIN_IP4_CONFIG_ADDRESS); if (val) - nm_ip4_address_set_address (addr, g_value_get_uint (val)); + address.address = g_value_get_uint (val); val = (GValue *) g_hash_table_lookup (config_hash, NM_VPN_PLUGIN_IP4_CONFIG_PTP); if (val) - nm_ip4_config_set_ptp_address (config, g_value_get_uint (val)); + address.peer_address = g_value_get_uint (val); val = (GValue *) g_hash_table_lookup (config_hash, NM_VPN_PLUGIN_IP4_CONFIG_PREFIX); if (val) - nm_ip4_address_set_prefix (addr, g_value_get_uint (val)); + address.plen = g_value_get_uint (val); - if (nm_ip4_address_get_address (addr) && nm_ip4_address_get_prefix (addr)) { - nm_ip4_config_take_address (config, addr); + if (address.address && address.plen) { + address.source = NM_PLATFORM_SOURCE_VPN; + nm_ip4_config_add_address (config, &address); } else { nm_log_err (LOGD_VPN, "invalid IP4 config received!"); - nm_ip4_address_unref (addr); g_object_unref (config); nm_vpn_connection_config_maybe_complete (connection, FALSE); return; @@ -873,25 +1178,29 @@ nm_vpn_connection_ip4_config_get (DBusGProxy *proxy, routes = nm_utils_ip4_routes_from_gvalue (val); for (iter = routes; iter; iter = iter->next) { - NMIP4Route *route = iter->data; + NMIP4Route *item = iter->data; + NMPlatformIP4Route route; + + memset (&route, 0, sizeof (route)); + route.network = nm_ip4_route_get_dest (item); + route.plen = nm_ip4_route_get_prefix (item); + route.gateway = nm_ip4_route_get_next_hop (item); + route.source = NM_PLATFORM_SOURCE_VPN; + route.metric = vpn_routing_metric (connection); /* Ignore host routes to the VPN gateway since NM adds one itself * below. Since NM knows more about the routing situation than * the VPN server, we want to use the NM created route instead of * whatever the server provides. */ - if ( priv->ip4_external_gw - && nm_ip4_route_get_dest (route) == priv->ip4_external_gw - && nm_ip4_route_get_prefix (route) == 32) { - nm_ip4_route_unref (route); + if (priv->ip4_external_gw && route.network == priv->ip4_external_gw && route.plen == 32) continue; - } /* Otherwise accept the VPN-provided route */ - nm_ip4_config_take_route (config, route); + nm_ip4_config_add_route (config, &route); } - g_slist_free (routes); + g_slist_free_full (routes, (GDestroyNotify) nm_ip4_route_unref); } val = (GValue *) g_hash_table_lookup (config_hash, NM_VPN_PLUGIN_IP4_CONFIG_NEVER_DEFAULT); @@ -899,10 +1208,13 @@ nm_vpn_connection_ip4_config_get (DBusGProxy *proxy, nm_ip4_config_set_never_default (config, g_value_get_boolean (val)); /* Merge in user overrides from the NMConnection's IPv4 setting */ - s_ip4 = nm_connection_get_setting_ip4_config (priv->connection); - nm_utils_merge_ip4_config (config, s_ip4); + nm_ip4_config_merge_setting (config, + nm_connection_get_setting_ip4_config (priv->connection), + vpn_routing_metric (connection)); priv->ip4_config = config; + nm_ip4_config_export (config); + g_object_notify (G_OBJECT (connection), NM_ACTIVE_CONNECTION_IP4_CONFIG); nm_vpn_connection_config_maybe_complete (connection, TRUE); } @@ -913,8 +1225,7 @@ nm_vpn_connection_ip6_config_get (DBusGProxy *proxy, { NMVPNConnection *connection = NM_VPN_CONNECTION (user_data); NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (connection); - NMSettingIP6Config *s_ip6; - NMIP6Address *addr; + NMPlatformIP6Address address; NMIP6Config *config; GValue *val; int i; @@ -922,6 +1233,9 @@ nm_vpn_connection_ip6_config_get (DBusGProxy *proxy, nm_log_info (LOGD_VPN, "VPN connection '%s' (IP6 Config Get) reply received.", nm_connection_get_id (priv->connection)); + if (priv->vpn_state == STATE_CONNECT) + _set_vpn_state (connection, STATE_IP_CONFIG_GET, NM_VPN_CONNECTION_STATE_REASON_NONE, FALSE); + if (g_hash_table_size (config_hash) == 0) { priv->has_ip6 = FALSE; nm_vpn_connection_config_maybe_complete (connection, TRUE); @@ -930,12 +1244,13 @@ nm_vpn_connection_ip6_config_get (DBusGProxy *proxy, config = nm_ip6_config_new (); - addr = nm_ip6_address_new (); - nm_ip6_address_set_prefix (addr, 128); /* default to class C */ + memset (&address, 0, sizeof (address)); + address.plen = 128; if (priv->ip6_external_gw) - nm_ip6_address_set_gateway (addr, priv->ip6_external_gw); + nm_ip6_config_set_gateway (config, priv->ip6_external_gw); /* Internal address of the VPN subnet's gateway */ + g_clear_pointer (&priv->ip6_internal_gw, g_free); val = (GValue *) g_hash_table_lookup (config_hash, NM_VPN_PLUGIN_IP6_CONFIG_INT_GATEWAY); if (val) { GByteArray *ba = g_value_get_boxed (val); @@ -949,7 +1264,7 @@ nm_vpn_connection_ip6_config_get (DBusGProxy *proxy, GByteArray *ba = g_value_get_boxed (val); if (ba->len == sizeof (struct in6_addr)) - nm_ip6_address_set_address (addr, (struct in6_addr *)ba->data); + address.address = *(struct in6_addr *) ba->data; } val = (GValue *) g_hash_table_lookup (config_hash, NM_VPN_PLUGIN_IP6_CONFIG_PTP); @@ -957,18 +1272,18 @@ nm_vpn_connection_ip6_config_get (DBusGProxy *proxy, GByteArray *ba = g_value_get_boxed (val); if (ba->len == sizeof (struct in6_addr)) - nm_ip6_config_set_ptp_address (config, (struct in6_addr *)ba->data); + address.peer_address = *(struct in6_addr *) ba->data; } val = (GValue *) g_hash_table_lookup (config_hash, NM_VPN_PLUGIN_IP6_CONFIG_PREFIX); if (val) - nm_ip6_address_set_prefix (addr, g_value_get_uint (val)); + address.plen = g_value_get_uint (val); - if (nm_ip6_address_get_address (addr) && nm_ip6_address_get_prefix (addr)) { - nm_ip6_config_take_address (config, addr); + if (!IN6_IS_ADDR_UNSPECIFIED (&address.address) && address.plen) { + address.source = NM_PLATFORM_SOURCE_VPN; + nm_ip6_config_add_address (config, &address); } else { nm_log_err (LOGD_VPN, "invalid IP6 config received!"); - nm_ip6_address_unref (addr); g_object_unref (config); nm_vpn_connection_config_maybe_complete (connection, FALSE); } @@ -1009,26 +1324,29 @@ nm_vpn_connection_ip6_config_get (DBusGProxy *proxy, routes = nm_utils_ip6_routes_from_gvalue (val); for (iter = routes; iter; iter = iter->next) { - NMIP6Route *route = iter->data; + NMIP6Route *item = iter->data; + NMPlatformIP6Route route; + + memset (&route, 0, sizeof (route)); + route.network = *nm_ip6_route_get_dest (item); + route.plen = nm_ip6_route_get_prefix (item); + route.gateway = *nm_ip6_route_get_next_hop (item); + route.source = NM_PLATFORM_SOURCE_VPN; + route.metric = vpn_routing_metric (connection); /* Ignore host routes to the VPN gateway since NM adds one itself * below. Since NM knows more about the routing situation than * the VPN server, we want to use the NM created route instead of * whatever the server provides. */ - if ( priv->ip6_external_gw - && nm_ip6_route_get_prefix (route) == 128 - && memcmp (nm_ip6_route_get_dest (route), priv->ip6_external_gw, - sizeof (struct in6_addr)) == 0) { - nm_ip6_route_unref (route); + if (priv->ip6_external_gw && IN6_ARE_ADDR_EQUAL (&route.network, priv->ip6_external_gw) && route.plen == 128) continue; - } /* Otherwise accept the VPN-provided route */ - nm_ip6_config_take_route (config, route); + nm_ip6_config_add_route (config, &route); } - g_slist_free (routes); + g_slist_free_full (routes, (GDestroyNotify) nm_ip6_route_unref); } val = (GValue *) g_hash_table_lookup (config_hash, NM_VPN_PLUGIN_IP6_CONFIG_NEVER_DEFAULT); @@ -1036,57 +1354,96 @@ nm_vpn_connection_ip6_config_get (DBusGProxy *proxy, nm_ip6_config_set_never_default (config, g_value_get_boolean (val)); /* Merge in user overrides from the NMConnection's IPv6 setting */ - s_ip6 = nm_connection_get_setting_ip6_config (priv->connection); - nm_utils_merge_ip6_config (config, s_ip6); + nm_ip6_config_merge_setting (config, + nm_connection_get_setting_ip6_config (priv->connection), + vpn_routing_metric (connection)); priv->ip6_config = config; + nm_ip6_config_export (config); + g_object_notify (G_OBJECT (connection), NM_ACTIVE_CONNECTION_IP6_CONFIG); nm_vpn_connection_config_maybe_complete (connection, TRUE); } static gboolean -nm_vpn_connection_ip_config_timeout (gpointer user_data) +connect_timeout_cb (gpointer user_data) { NMVPNConnection *connection = NM_VPN_CONNECTION (user_data); NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (connection); - priv->ipconfig_timeout = 0; + priv->connect_timeout = 0; - /* If the activation request's state is still IP_CONFIG_GET and we're - * in this timeout, cancel activation because it's taken too long. - */ - if (nm_vpn_connection_get_vpn_state (connection) == NM_VPN_CONNECTION_STATE_IP_CONFIG_GET) { - nm_log_warn (LOGD_VPN, "VPN connection '%s' (IP Config Get) timeout exceeded.", + /* Cancel activation if it's taken too long */ + if (priv->vpn_state == STATE_CONNECT || + priv->vpn_state == STATE_IP_CONFIG_GET) { + nm_log_warn (LOGD_VPN, "VPN connection '%s' connect timeout exceeded.", nm_connection_get_id (priv->connection)); - nm_vpn_connection_set_vpn_state (connection, - NM_VPN_CONNECTION_STATE_FAILED, - NM_VPN_CONNECTION_STATE_REASON_CONNECT_TIMEOUT); + _set_vpn_state (connection, STATE_FAILED, NM_VPN_CONNECTION_STATE_REASON_CONNECT_TIMEOUT, FALSE); } return FALSE; } static void -nm_vpn_connection_connect_cb (DBusGProxy *proxy, GError *err, gpointer user_data) +connect_success (NMVPNConnection *connection) { - NMVPNConnection *connection = NM_VPN_CONNECTION (user_data); NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (connection); + /* 40 second timeout waiting for IP config signal from VPN service */ + priv->connect_timeout = g_timeout_add_seconds (40, connect_timeout_cb, connection); + + g_hash_table_destroy (priv->connect_hash); + priv->connect_hash = NULL; +} + +static void +connect_cb (DBusGProxy *proxy, DBusGProxyCall *call, void *user_data) +{ + NMVPNConnection *self = NM_VPN_CONNECTION (user_data); + NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (self); + GError *err = NULL; + nm_log_info (LOGD_VPN, "VPN connection '%s' (Connect) reply received.", nm_connection_get_id (priv->connection)); - if (err) { - nm_log_warn (LOGD_VPN, "VPN connection '%s' failed to connect: '%s'.", - nm_connection_get_id (priv->connection), err->message); - nm_vpn_connection_set_vpn_state (connection, - NM_VPN_CONNECTION_STATE_FAILED, - NM_VPN_CONNECTION_STATE_REASON_SERVICE_START_FAILED); + dbus_g_proxy_end_call (proxy, call, &err, G_TYPE_INVALID); + if (!err) { + connect_success (self); + return; + } + + nm_log_warn (LOGD_VPN, "VPN connection '%s' failed to connect: '%s'.", + nm_connection_get_id (priv->connection), err->message); + g_error_free (err); + _set_vpn_state (self, STATE_FAILED, NM_VPN_CONNECTION_STATE_REASON_SERVICE_START_FAILED, FALSE); +} + +static void +connect_interactive_cb (DBusGProxy *proxy, DBusGProxyCall *call, void *user_data) +{ + NMVPNConnection *self = NM_VPN_CONNECTION (user_data); + NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (self); + GError *err = NULL; + + nm_log_info (LOGD_VPN, "VPN connection '%s' (ConnectInteractive) reply received.", + nm_connection_get_id (priv->connection)); + + dbus_g_proxy_end_call (proxy, call, &err, G_TYPE_INVALID); + if (!err) { + connect_success (self); + return; + } + + if (dbus_g_error_has_name (err, NM_DBUS_VPN_ERROR_PREFIX "." NM_DBUS_VPN_INTERACTIVE_NOT_SUPPORTED)) { + /* Fall back to Connect() */ + dbus_g_proxy_begin_call (priv->proxy, "Connect", + connect_cb, self, NULL, + DBUS_TYPE_G_MAP_OF_MAP_OF_VARIANT, priv->connect_hash, + G_TYPE_INVALID); } else { - nm_vpn_connection_set_vpn_state (connection, - NM_VPN_CONNECTION_STATE_IP_CONFIG_GET, - NM_VPN_CONNECTION_STATE_REASON_NONE); - - /* 40 second timeout waiting for IP config signal from VPN service */ - priv->ipconfig_timeout = g_timeout_add_seconds (40, nm_vpn_connection_ip_config_timeout, connection); + nm_log_warn (LOGD_VPN, "VPN connection '%s' failed to connect interactively: '%s'.", + nm_connection_get_id (priv->connection), err->message); + g_error_free (err); + _set_vpn_state (self, STATE_FAILED, NM_VPN_CONNECTION_STATE_REASON_SERVICE_START_FAILED, FALSE); } } @@ -1122,74 +1479,90 @@ static void really_activate (NMVPNConnection *connection, const char *username) { NMVPNConnectionPrivate *priv; - GHashTable *hash; + NMAgentManager *agent_mgr; + GHashTable *details; g_return_if_fail (NM_IS_VPN_CONNECTION (connection)); - g_return_if_fail (nm_vpn_connection_get_vpn_state (connection) == NM_VPN_CONNECTION_STATE_NEED_AUTH); priv = NM_VPN_CONNECTION_GET_PRIVATE (connection); + g_return_if_fail (priv->vpn_state == STATE_NEED_AUTH); dbus_g_object_register_marshaller (g_cclosure_marshal_VOID__BOXED, - G_TYPE_NONE, G_TYPE_VALUE, G_TYPE_INVALID); + G_TYPE_NONE, G_TYPE_VALUE, G_TYPE_INVALID); - /* Config signal */ - dbus_g_proxy_add_signal (priv->proxy, "Config", - DBUS_TYPE_G_MAP_OF_VARIANT, - G_TYPE_INVALID); + dbus_g_proxy_add_signal (priv->proxy, "Config", DBUS_TYPE_G_MAP_OF_VARIANT, G_TYPE_INVALID); dbus_g_proxy_connect_signal (priv->proxy, "Config", - G_CALLBACK (nm_vpn_connection_config_get), - connection, NULL); + G_CALLBACK (nm_vpn_connection_config_get), + connection, NULL); /* Ip4Config signal */ - dbus_g_proxy_add_signal (priv->proxy, "Ip4Config", - DBUS_TYPE_G_MAP_OF_VARIANT, - G_TYPE_INVALID); + dbus_g_proxy_add_signal (priv->proxy, "Ip4Config", DBUS_TYPE_G_MAP_OF_VARIANT, G_TYPE_INVALID); dbus_g_proxy_connect_signal (priv->proxy, "Ip4Config", - G_CALLBACK (nm_vpn_connection_ip4_config_get), - connection, NULL); + G_CALLBACK (nm_vpn_connection_ip4_config_get), + connection, NULL); /* Ip6Config signal */ - dbus_g_proxy_add_signal (priv->proxy, "Ip6Config", - DBUS_TYPE_G_MAP_OF_VARIANT, - G_TYPE_INVALID); + dbus_g_proxy_add_signal (priv->proxy, "Ip6Config", DBUS_TYPE_G_MAP_OF_VARIANT, G_TYPE_INVALID); dbus_g_proxy_connect_signal (priv->proxy, "Ip6Config", - G_CALLBACK (nm_vpn_connection_ip6_config_get), - connection, NULL); - - hash = _hash_with_username (priv->connection, username); - org_freedesktop_NetworkManager_VPN_Plugin_connect_async (priv->proxy, - hash, - nm_vpn_connection_connect_cb, - connection); - g_hash_table_destroy (hash); - - nm_vpn_connection_set_vpn_state (connection, - NM_VPN_CONNECTION_STATE_CONNECT, - NM_VPN_CONNECTION_STATE_REASON_NONE); + G_CALLBACK (nm_vpn_connection_ip6_config_get), + connection, NULL); + + if (priv->connect_hash) + g_hash_table_destroy (priv->connect_hash); + priv->connect_hash = _hash_with_username (priv->connection, username); + details = g_hash_table_new (g_str_hash, g_str_equal); + + /* If at least one agent doesn't support VPN hints, then we can't use + * ConnectInteractive(), because that agent won't be able to pass hints + * from the VPN plugin's interactive secrets requests to the VPN authentication + * dialog and we won't get the secrets we need. In this case fall back to + * the old Connect() call. + */ + agent_mgr = nm_agent_manager_get (); + if (nm_agent_manager_all_agents_have_capability (agent_mgr, + nm_active_connection_get_subject (NM_ACTIVE_CONNECTION (connection)), + NM_SECRET_AGENT_CAPABILITY_VPN_HINTS)) { + nm_log_dbg (LOGD_VPN, "Allowing interactive secrets as all agents have that capability"); + dbus_g_proxy_begin_call (priv->proxy, "ConnectInteractive", + connect_interactive_cb, connection, NULL, + DBUS_TYPE_G_MAP_OF_MAP_OF_VARIANT, priv->connect_hash, + DBUS_TYPE_G_MAP_OF_VARIANT, details, + G_TYPE_INVALID); + } else { + nm_log_dbg (LOGD_VPN, "Calling old Connect function as not all agents support interactive secrets"); + dbus_g_proxy_begin_call (priv->proxy, "Connect", + connect_cb, connection, NULL, + DBUS_TYPE_G_MAP_OF_MAP_OF_VARIANT, priv->connect_hash, + G_TYPE_INVALID); + } + g_object_unref (agent_mgr); + g_hash_table_destroy (details); + + _set_vpn_state (connection, STATE_CONNECT, NM_VPN_CONNECTION_STATE_REASON_NONE, FALSE); } void nm_vpn_connection_activate (NMVPNConnection *connection) { NMVPNConnectionPrivate *priv; - NMDBusManager *dbus_mgr; + DBusGConnection *bus; g_return_if_fail (NM_IS_VPN_CONNECTION (connection)); - g_return_if_fail (nm_vpn_connection_get_vpn_state (connection) == NM_VPN_CONNECTION_STATE_PREPARE); priv = NM_VPN_CONNECTION_GET_PRIVATE (connection); - dbus_mgr = nm_dbus_manager_get (); - priv->proxy = dbus_g_proxy_new_for_name (nm_dbus_manager_get_connection (dbus_mgr), + _set_vpn_state (connection, STATE_PREPARE, NM_VPN_CONNECTION_STATE_REASON_NONE, FALSE); + + bus = nm_dbus_manager_get_connection (nm_dbus_manager_get ()); + priv->proxy = dbus_g_proxy_new_for_name (bus, nm_vpn_connection_get_service (connection), NM_VPN_DBUS_PLUGIN_PATH, NM_VPN_DBUS_PLUGIN_INTERFACE); - g_object_unref (dbus_mgr); dbus_g_proxy_add_signal (priv->proxy, "Failure", G_TYPE_UINT, G_TYPE_INVALID); dbus_g_proxy_connect_signal (priv->proxy, "Failure", - G_CALLBACK (plugin_failed), - connection, NULL); + G_CALLBACK (plugin_failed), + connection, NULL); /* StateChanged signal */ dbus_g_proxy_add_signal (priv->proxy, "StateChanged", G_TYPE_UINT, G_TYPE_INVALID); @@ -1197,9 +1570,21 @@ nm_vpn_connection_activate (NMVPNConnection *connection) G_CALLBACK (plugin_state_changed), connection, NULL); - nm_vpn_connection_set_vpn_state (connection, - NM_VPN_CONNECTION_STATE_NEED_AUTH, - NM_VPN_CONNECTION_STATE_REASON_NONE); + dbus_g_object_register_marshaller (g_cclosure_marshal_generic, + G_TYPE_NONE, G_TYPE_STRING, G_TYPE_STRV, G_TYPE_INVALID); + dbus_g_proxy_add_signal (priv->proxy, "SecretsRequired", G_TYPE_STRING, G_TYPE_STRV, G_TYPE_INVALID); + dbus_g_proxy_connect_signal (priv->proxy, "SecretsRequired", + G_CALLBACK (plugin_interactive_secrets_required), + connection, NULL); + + _set_vpn_state (connection, STATE_NEED_AUTH, NM_VPN_CONNECTION_STATE_REASON_NONE, FALSE); + + /* Kick off the secrets requests; first we get existing system secrets + * and ask the plugin if these are sufficient, next we get all existing + * secrets from system and from user agents and ask the plugin again, + * and last we ask the user for new secrets if required. + */ + get_secrets (connection, SECRETS_REQ_SYSTEM, NULL); } NMConnection * @@ -1215,7 +1600,7 @@ nm_vpn_connection_get_vpn_state (NMVPNConnection *connection) { g_return_val_if_fail (NM_IS_VPN_CONNECTION (connection), NM_VPN_CONNECTION_STATE_UNKNOWN); - return NM_VPN_CONNECTION_GET_PRIVATE (connection)->vpn_state; + return _state_to_nm_vpn_state (NM_VPN_CONNECTION_GET_PRIVATE (connection)->vpn_state); } const char * @@ -1258,14 +1643,6 @@ nm_vpn_connection_get_ip_ifindex (NMVPNConnection *connection) return NM_VPN_CONNECTION_GET_PRIVATE (connection)->ip_ifindex; } -NMDevice * -nm_vpn_connection_get_parent_device (NMVPNConnection *connection) -{ - g_return_val_if_fail (NM_IS_VPN_CONNECTION (connection), NULL); - - return NM_VPN_CONNECTION_GET_PRIVATE (connection)->parent_dev; -} - guint32 nm_vpn_connection_get_ip4_internal_gateway (NMVPNConnection *connection) { @@ -1283,38 +1660,46 @@ nm_vpn_connection_get_ip6_internal_gateway (NMVPNConnection *connection) } void -nm_vpn_connection_fail (NMVPNConnection *connection, - NMVPNConnectionStateReason reason) +nm_vpn_connection_disconnect (NMVPNConnection *connection, + NMVPNConnectionStateReason reason, + gboolean quitting) { g_return_if_fail (NM_IS_VPN_CONNECTION (connection)); - nm_vpn_connection_set_vpn_state (connection, - NM_VPN_CONNECTION_STATE_FAILED, - reason); + _set_vpn_state (connection, STATE_DISCONNECTED, reason, quitting); } -void -nm_vpn_connection_disconnect (NMVPNConnection *connection, - NMVPNConnectionStateReason reason) +gboolean +nm_vpn_connection_deactivate (NMVPNConnection *connection, + NMVPNConnectionStateReason reason, + gboolean quitting) { - g_return_if_fail (NM_IS_VPN_CONNECTION (connection)); + NMVPNConnectionPrivate *priv; + gboolean success = FALSE; - nm_vpn_connection_set_vpn_state (connection, - NM_VPN_CONNECTION_STATE_DISCONNECTED, - reason); + g_return_val_if_fail (NM_IS_VPN_CONNECTION (connection), FALSE); + + priv = NM_VPN_CONNECTION_GET_PRIVATE (connection); + if (priv->vpn_state > STATE_UNKNOWN && priv->vpn_state <= STATE_DEACTIVATING) { + _set_vpn_state (connection, STATE_DEACTIVATING, reason, quitting); + success = TRUE; + } + return success; } /******************************************************************************/ static void -plugin_need_secrets_cb (DBusGProxy *proxy, - char *setting_name, - GError *error, - gpointer user_data) +plugin_need_secrets_cb (DBusGProxy *proxy, DBusGProxyCall *call, void *user_data) { NMVPNConnection *self = NM_VPN_CONNECTION (user_data); NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (self); + GError *error = NULL; + char *setting_name; + dbus_g_proxy_end_call (proxy, call, &error, + G_TYPE_STRING, &setting_name, + G_TYPE_INVALID); if (error) { nm_log_err (LOGD_VPN, "(%s/%s) plugin NeedSecrets request #%d failed: %s %s", nm_connection_get_uuid (priv->connection), @@ -1322,7 +1707,8 @@ plugin_need_secrets_cb (DBusGProxy *proxy, priv->secrets_idx + 1, g_quark_to_string (error->domain), error->message); - nm_vpn_connection_fail (self, NM_VPN_CONNECTION_STATE_REASON_NO_SECRETS); + _set_vpn_state (self, STATE_FAILED, NM_VPN_CONNECTION_STATE_REASON_NO_SECRETS, FALSE); + g_error_free (error); return; } @@ -1333,13 +1719,13 @@ plugin_need_secrets_cb (DBusGProxy *proxy, nm_log_err (LOGD_VPN, "(%s/%s) final secrets request failed to provide sufficient secrets", nm_connection_get_uuid (priv->connection), nm_connection_get_id (priv->connection)); - nm_vpn_connection_fail (self, NM_VPN_CONNECTION_STATE_REASON_NO_SECRETS); + _set_vpn_state (self, STATE_FAILED, NM_VPN_CONNECTION_STATE_REASON_NO_SECRETS, FALSE); } else { nm_log_dbg (LOGD_VPN, "(%s/%s) service indicated additional secrets required", nm_connection_get_uuid (priv->connection), nm_connection_get_id (priv->connection)); - get_secrets (self, priv->secrets_idx + 1); + get_secrets (self, priv->secrets_idx + 1, NULL); } return; } @@ -1353,6 +1739,24 @@ plugin_need_secrets_cb (DBusGProxy *proxy, } static void +plugin_new_secrets_cb (DBusGProxy *proxy, DBusGProxyCall *call, void *user_data) +{ + NMVPNConnection *self = NM_VPN_CONNECTION (user_data); + NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (self); + GError *error = NULL; + + if (!dbus_g_proxy_end_call (proxy, call, &error, G_TYPE_INVALID)) { + nm_log_err (LOGD_VPN, "(%s/%s) sending new secrets to the plugin failed: %s %s", + nm_connection_get_uuid (priv->connection), + nm_connection_get_id (priv->connection), + g_quark_to_string (error->domain), + error->message); + _set_vpn_state (self, STATE_FAILED, NM_VPN_CONNECTION_STATE_REASON_NO_SECRETS, FALSE); + g_error_free (error); + } +} + +static void get_secrets_cb (NMSettingsConnection *connection, guint32 call_id, const char *agent_username, @@ -1372,41 +1776,54 @@ get_secrets_cb (NMSettingsConnection *connection, if (error) { nm_log_err (LOGD_VPN, "Failed to request VPN secrets #%d: (%d) %s", priv->secrets_idx + 1, error->code, error->message); - nm_vpn_connection_fail (self, NM_VPN_CONNECTION_STATE_REASON_NO_SECRETS); + _set_vpn_state (self, STATE_FAILED, NM_VPN_CONNECTION_STATE_REASON_NO_SECRETS, FALSE); } else { - nm_log_dbg (LOGD_VPN, "(%s/%s) asking service if additional secrets are required", - nm_connection_get_uuid (priv->connection), - nm_connection_get_id (priv->connection)); - /* Cache the username for later */ if (agent_username) { g_free (priv->username); priv->username = g_strdup (agent_username); } - /* Ask the VPN service if more secrets are required */ hash = _hash_with_username (priv->connection, priv->username); - org_freedesktop_NetworkManager_VPN_Plugin_need_secrets_async (priv->proxy, - hash, - plugin_need_secrets_cb, - self); + + if (priv->secrets_idx == SECRETS_REQ_INTERACTIVE) { + nm_log_dbg (LOGD_VPN, "(%s/%s) sending secrets to the plugin", + nm_connection_get_uuid (priv->connection), + nm_connection_get_id (priv->connection)); + + /* Send the secrets back to the plugin */ + dbus_g_proxy_begin_call (priv->proxy, "NewSecrets", + plugin_new_secrets_cb, self, NULL, + DBUS_TYPE_G_MAP_OF_MAP_OF_VARIANT, hash, + G_TYPE_INVALID); + } else { + nm_log_dbg (LOGD_VPN, "(%s/%s) asking service if additional secrets are required", + nm_connection_get_uuid (priv->connection), + nm_connection_get_id (priv->connection)); + + /* Ask the VPN service if more secrets are required */ + dbus_g_proxy_begin_call (priv->proxy, "NeedSecrets", + plugin_need_secrets_cb, self, NULL, + DBUS_TYPE_G_MAP_OF_MAP_OF_VARIANT, hash, + G_TYPE_INVALID); + } + g_hash_table_destroy (hash); } } static void -get_secrets (NMVPNConnection *self, SecretsReq secrets_idx) +get_secrets (NMVPNConnection *self, + SecretsReq secrets_idx, + const char **hints) { NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (self); NMSettingsGetSecretsFlags flags = NM_SETTINGS_GET_SECRETS_FLAG_NONE; GError *error = NULL; - gboolean filter_by_uid; g_return_if_fail (secrets_idx < SECRETS_REQ_LAST); priv->secrets_idx = secrets_idx; - filter_by_uid = nm_active_connection_get_user_requested (NM_ACTIVE_CONNECTION (self)); - nm_log_dbg (LOGD_VPN, "(%s/%s) requesting VPN secrets pass #%d", nm_connection_get_uuid (priv->connection), nm_connection_get_id (priv->connection), @@ -1415,12 +1832,12 @@ get_secrets (NMVPNConnection *self, SecretsReq secrets_idx) switch (priv->secrets_idx) { case SECRETS_REQ_SYSTEM: flags = NM_SETTINGS_GET_SECRETS_FLAG_ONLY_SYSTEM; - filter_by_uid = FALSE; break; case SECRETS_REQ_EXISTING: flags = NM_SETTINGS_GET_SECRETS_FLAG_NONE; break; case SECRETS_REQ_NEW: + case SECRETS_REQ_INTERACTIVE: flags = NM_SETTINGS_GET_SECRETS_FLAG_ALLOW_INTERACTION; break; default: @@ -1431,11 +1848,10 @@ get_secrets (NMVPNConnection *self, SecretsReq secrets_idx) flags |= NM_SETTINGS_GET_SECRETS_FLAG_USER_REQUESTED; priv->secrets_id = nm_settings_connection_get_secrets (NM_SETTINGS_CONNECTION (priv->connection), - filter_by_uid, - nm_active_connection_get_user_uid (NM_ACTIVE_CONNECTION (self)), + nm_active_connection_get_subject (NM_ACTIVE_CONNECTION (self)), NM_SETTING_VPN_SETTING_NAME, flags, - NULL, + hints, get_secrets_cb, self, &error); @@ -1444,46 +1860,63 @@ get_secrets (NMVPNConnection *self, SecretsReq secrets_idx) nm_log_err (LOGD_VPN, "failed to request VPN secrets #%d: (%d) %s", priv->secrets_idx + 1, error->code, error->message); } - nm_vpn_connection_fail (self, NM_VPN_CONNECTION_STATE_REASON_NO_SECRETS); + _set_vpn_state (self, STATE_FAILED, NM_VPN_CONNECTION_STATE_REASON_NO_SECRETS, FALSE); g_clear_error (&error); } } +static void +plugin_interactive_secrets_required (DBusGProxy *proxy, + const char *message, + const char **secrets, + gpointer user_data) +{ + NMVPNConnection *connection = NM_VPN_CONNECTION (user_data); + NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (connection); + guint32 secrets_len = secrets ? g_strv_length ((char **) secrets) : 0; + char **hints; + guint32 i; + + nm_log_info (LOGD_VPN, "VPN plugin requested secrets; state %s (%d)", + vpn_state_to_string (priv->vpn_state), priv->vpn_state); + + g_return_if_fail (priv->vpn_state == STATE_CONNECT || + priv->vpn_state == STATE_NEED_AUTH); + + priv->secrets_idx = SECRETS_REQ_INTERACTIVE; + _set_vpn_state (connection, STATE_NEED_AUTH, NM_VPN_CONNECTION_STATE_REASON_NONE, FALSE); + + /* Copy hints and add message to the end */ + hints = g_malloc0 (sizeof (char *) * (secrets_len + 2)); + for (i = 0; i < secrets_len; i++) + hints[i] = g_strdup (secrets[i]); + if (message) + hints[i] = g_strdup_printf ("x-vpn-message:%s", message); + + get_secrets (connection, SECRETS_REQ_INTERACTIVE, (const char **) hints); + g_strfreev (hints); +} + /******************************************************************************/ static void nm_vpn_connection_init (NMVPNConnection *self) { - NM_VPN_CONNECTION_GET_PRIVATE (self)->vpn_state = NM_VPN_CONNECTION_STATE_PREPARE; + NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (self); + + priv->vpn_state = STATE_WAITING; + priv->secrets_idx = SECRETS_REQ_SYSTEM; } static void constructed (GObject *object) { - NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (object); NMConnection *connection; - NMDevice *device; G_OBJECT_CLASS (nm_vpn_connection_parent_class)->constructed (object); connection = nm_active_connection_get_connection (NM_ACTIVE_CONNECTION (object)); - priv->connection = g_object_ref (connection); - - device = (NMDevice *) nm_active_connection_get_device (NM_ACTIVE_CONNECTION (object)); - g_assert (device); - - priv->parent_dev = g_object_ref (device); - - priv->device_monitor = g_signal_connect (device, "state-changed", - G_CALLBACK (device_state_changed), - object); - - priv->device_ip4 = g_signal_connect (device, "notify::" NM_DEVICE_IP4_CONFIG, - G_CALLBACK (device_ip4_config_changed), - object); - priv->device_ip6 = g_signal_connect (device, "notify::" NM_DEVICE_IP6_CONFIG, - G_CALLBACK (device_ip6_config_changed), - object); + NM_VPN_CONNECTION_GET_PRIVATE (object)->connection = g_object_ref (connection); } static void @@ -1491,47 +1924,28 @@ dispose (GObject *object) { NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (object); - if (priv->disposed) { - G_OBJECT_CLASS (nm_vpn_connection_parent_class)->dispose (object); - return; + if (priv->connect_hash) { + g_hash_table_destroy (priv->connect_hash); + priv->connect_hash = NULL; } - priv->disposed = TRUE; - - if (priv->gw_route) - rtnl_route_put (priv->gw_route); - if (priv->ip6_internal_gw) - g_free (priv->ip6_internal_gw); - if (priv->ip6_external_gw) - g_free (priv->ip6_external_gw); - - if (priv->device_ip4) - g_signal_handler_disconnect (priv->parent_dev, priv->device_ip4); - if (priv->device_ip6) - g_signal_handler_disconnect (priv->parent_dev, priv->device_ip6); - if (priv->device_monitor) - g_signal_handler_disconnect (priv->parent_dev, priv->device_monitor); - - g_clear_object (&priv->parent_dev); - - if (priv->ip4_config) - g_object_unref (priv->ip4_config); - if (priv->ip6_config) - g_object_unref (priv->ip6_config); - - if (priv->ipconfig_timeout) - g_source_remove (priv->ipconfig_timeout); + if (priv->connect_timeout) { + g_source_remove (priv->connect_timeout); + priv->connect_timeout = 0; + } - if (priv->proxy) - g_object_unref (priv->proxy); + dispatcher_cleanup (NM_VPN_CONNECTION (object)); if (priv->secrets_id) { nm_settings_connection_cancel_secrets (NM_SETTINGS_CONNECTION (priv->connection), priv->secrets_id); + priv->secrets_id = 0; } + g_clear_object (&priv->ip4_config); + g_clear_object (&priv->ip6_config); + g_clear_object (&priv->proxy); g_clear_object (&priv->connection); - g_free (priv->username); G_OBJECT_CLASS (nm_vpn_connection_parent_class)->dispose (object); } @@ -1543,25 +1957,48 @@ finalize (GObject *object) g_free (priv->banner); g_free (priv->ip_iface); + g_free (priv->username); + g_free (priv->ip6_internal_gw); + g_free (priv->ip6_external_gw); G_OBJECT_CLASS (nm_vpn_connection_parent_class)->finalize (object); } +static gboolean +ip_config_valid (VpnState state) +{ + return (state == STATE_PRE_UP || state == STATE_ACTIVATED); +} + static void get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { NMVPNConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE (object); + NMDevice *parent_dev; switch (prop_id) { case PROP_VPN_STATE: - g_value_set_uint (value, priv->vpn_state); + g_value_set_uint (value, _state_to_nm_vpn_state (priv->vpn_state)); break; case PROP_BANNER: g_value_set_string (value, priv->banner ? priv->banner : ""); break; + case PROP_IP4_CONFIG: + if (ip_config_valid (priv->vpn_state) && priv->ip4_config) + g_value_set_boxed (value, nm_ip4_config_get_dbus_path (priv->ip4_config)); + else + g_value_set_boxed (value, "/"); + break; + case PROP_IP6_CONFIG: + if (ip_config_valid (priv->vpn_state) && priv->ip6_config) + g_value_set_boxed (value, nm_ip6_config_get_dbus_path (priv->ip6_config)); + else + g_value_set_boxed (value, "/"); + break; case PROP_MASTER: - g_value_set_boxed (value, nm_device_get_path (priv->parent_dev)); + parent_dev = nm_active_connection_get_device (NM_ACTIVE_CONNECTION (object)); + g_value_set_boxed (value, parent_dev ? nm_device_get_path (parent_dev) : "/"); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); @@ -1573,6 +2010,7 @@ static void nm_vpn_connection_class_init (NMVPNConnectionClass *connection_class) { GObjectClass *object_class = G_OBJECT_CLASS (connection_class); + NMActiveConnectionClass *active_class = NM_ACTIVE_CONNECTION_CLASS (connection_class); g_type_class_add_private (connection_class, sizeof (NMVPNConnectionPrivate)); @@ -1581,6 +2019,7 @@ nm_vpn_connection_class_init (NMVPNConnectionClass *connection_class) object_class->constructed = constructed; object_class->dispose = dispose; object_class->finalize = finalize; + active_class->device_state_changed = device_state_changed; g_object_class_override_property (object_class, PROP_MASTER, NM_ACTIVE_CONNECTION_MASTER); @@ -1601,24 +2040,28 @@ nm_vpn_connection_class_init (NMVPNConnectionClass *connection_class) NULL, G_PARAM_READABLE)); + g_object_class_override_property (object_class, PROP_IP4_CONFIG, + NM_ACTIVE_CONNECTION_IP4_CONFIG); + g_object_class_override_property (object_class, PROP_IP6_CONFIG, + NM_ACTIVE_CONNECTION_IP6_CONFIG); + /* signals */ signals[VPN_STATE_CHANGED] = g_signal_new ("vpn-state-changed", G_OBJECT_CLASS_TYPE (object_class), G_SIGNAL_RUN_FIRST, - 0, NULL, NULL, - _nm_marshal_VOID__UINT_UINT, + 0, NULL, NULL, NULL, G_TYPE_NONE, 2, G_TYPE_UINT, G_TYPE_UINT); signals[INTERNAL_STATE_CHANGED] = g_signal_new (NM_VPN_CONNECTION_INTERNAL_STATE_CHANGED, G_OBJECT_CLASS_TYPE (object_class), G_SIGNAL_RUN_FIRST, - 0, NULL, NULL, - _nm_marshal_VOID__UINT_UINT_UINT, + 0, NULL, NULL, NULL, G_TYPE_NONE, 3, G_TYPE_UINT, G_TYPE_UINT, G_TYPE_UINT); - dbus_g_object_type_install_info (G_TYPE_FROM_CLASS (object_class), - &dbus_glib_nm_vpn_connection_object_info); + nm_dbus_manager_register_exported_type (nm_dbus_manager_get (), + G_TYPE_FROM_CLASS (object_class), + &dbus_glib_nm_vpn_connection_object_info); } |