diff options
Diffstat (limited to 'src/vpn')
| -rw-r--r-- | src/vpn/nm-vpn-connection.c | 2990 | ||||
| -rw-r--r-- | src/vpn/nm-vpn-connection.h | 69 | ||||
| -rw-r--r-- | src/vpn/nm-vpn-manager.c | 282 | ||||
| -rw-r--r-- | src/vpn/nm-vpn-manager.h | 31 |
4 files changed, 0 insertions, 3372 deletions
diff --git a/src/vpn/nm-vpn-connection.c b/src/vpn/nm-vpn-connection.c deleted file mode 100644 index 68c66af7..00000000 --- a/src/vpn/nm-vpn-connection.c +++ /dev/null @@ -1,2990 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0+ */ -/* - * Copyright (C) 2005 - 2013 Red Hat, Inc. - * Copyright (C) 2006 - 2008 Novell, Inc. - */ - -#include "nm-default.h" - -#include "nm-vpn-connection.h" - -#include <sys/socket.h> -#include <netinet/in.h> -#include <arpa/inet.h> -#include <stdlib.h> -#include <unistd.h> -#include <syslog.h> -#include <linux/rtnetlink.h> - -#include "nm-proxy-config.h" -#include "nm-ip4-config.h" -#include "nm-ip6-config.h" -#include "platform/nm-platform.h" -#include "nm-active-connection.h" -#include "NetworkManagerUtils.h" -#include "settings/nm-settings-connection.h" -#include "nm-dispatcher.h" -#include "nm-netns.h" -#include "settings/nm-agent-manager.h" -#include "nm-core-internal.h" -#include "nm-pacrunner-manager.h" -#include "nm-firewall-manager.h" -#include "nm-config.h" -#include "nm-vpn-plugin-info.h" -#include "nm-vpn-manager.h" -#include "dns/nm-dns-manager.h" - -typedef enum { - /* Only system secrets */ - SECRETS_REQ_SYSTEM = 0, - /* All existing secrets including agent secrets */ - 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; - -/* 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; - -enum { - INTERNAL_STATE_CHANGED, - INTERNAL_RETRY_AFTER_FAILURE, - - LAST_SIGNAL -}; - -static guint signals[LAST_SIGNAL] = {0}; - -NM_GOBJECT_PROPERTIES_DEFINE(NMVpnConnection, PROP_VPN_STATE, PROP_BANNER, -#define PROP_IP4_CONFIG 2000 -#define PROP_IP6_CONFIG 2001 -#define PROP_MASTER 2002 -); - -typedef struct { - gboolean service_can_persist; - gboolean connection_can_persist; - - NMSettingsConnectionCallId *secrets_id; - SecretsReq secrets_idx; - char * username; - - VpnState vpn_state; - NMDispatcherCallId * dispatcher_id; - NMActiveConnectionStateReason failure_reason; - - NMVpnServiceState service_state; - guint start_timeout; - gboolean service_running; - NMVpnPluginInfo * plugin_info; - char * bus_name; - - NMFirewallManagerCallId *fw_call; - - NMNetns *netns; - - GPtrArray *ip4_dev_route_blacklist; - - GDBusProxy * proxy; - GCancellable * cancellable; - GVariant * connect_hash; - guint connect_timeout; - NMProxyConfig * proxy_config; - NMPacrunnerConfId *pacrunner_conf_id; - gboolean has_ip4; - NMIP4Config * ip4_config; - guint32 ip4_internal_gw; - guint32 ip4_external_gw; - gboolean has_ip6; - NMIP6Config * ip6_config; - - /* These config instances are passed on to NMDevice and modified by NMDevice. - * This pointer is only useful for nm_device_replace_vpn4_config() to clear the - * previous configuration. Consider these instances to be owned by NMDevice. */ - NMIP4Config *last_device_ip4_config; - NMIP6Config *last_device_ip6_config; - - struct in6_addr *ip6_internal_gw; - struct in6_addr *ip6_external_gw; - char * ip_iface; - int ip_ifindex; - char * banner; - guint32 mtu; -} NMVpnConnectionPrivate; - -struct _NMVpnConnection { - NMActiveConnection parent; - NMVpnConnectionPrivate _priv; -}; - -struct _NMVpnConnectionClass { - NMActiveConnectionClass parent; -}; - -G_DEFINE_TYPE(NMVpnConnection, nm_vpn_connection, NM_TYPE_ACTIVE_CONNECTION) - -#define NM_VPN_CONNECTION_GET_PRIVATE(self) \ - _NM_GET_PRIVATE(self, NMVpnConnection, NM_IS_VPN_CONNECTION, NMActiveConnection) - -/*****************************************************************************/ - -static const NMDBusInterfaceInfoExtended interface_info_vpn_connection; -static const GDBusSignalInfo signal_info_vpn_state_changed; - -static NMSettingsConnection *_get_settings_connection(NMVpnConnection *self, - gboolean allow_missing); - -static void get_secrets(NMVpnConnection *self, SecretsReq secrets_idx, const char *const *hints); - -static guint32 get_route_table(NMVpnConnection *self, int addr_family, gboolean fallback_main); - -static void plugin_interactive_secrets_required(NMVpnConnection * self, - const char * message, - const char *const *secrets); - -static void _set_vpn_state(NMVpnConnection * self, - VpnState vpn_state, - NMActiveConnectionStateReason reason, - gboolean quitting); - -/*****************************************************************************/ - -#define _NMLOG_DOMAIN LOGD_VPN -#define _NMLOG_PREFIX_NAME "vpn-connection" - -#define __NMLOG_prefix_buf_len 128 - -static const char * -__LOG_create_prefix(char *buf, NMVpnConnection *self, NMSettingsConnection *con) -{ - NMVpnConnectionPrivate *priv; - const char * id; - - if (!self) - return _NMLOG_PREFIX_NAME; - - priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - id = con ? nm_settings_connection_get_id(con) : NULL; - - g_snprintf(buf, - __NMLOG_prefix_buf_len, - "%s[" - "%p" /*self*/ - "%s%s" /*con-uuid*/ - "%s%s%s%s" /*con-id*/ - ",%d" /*ifindex*/ - "%s%s%s" /*iface*/ - "]", - _NMLOG_PREFIX_NAME, - self, - con ? "," : "--", - con ? (nm_settings_connection_get_uuid(con) ?: "??") : "", - con ? "," : "", - NM_PRINT_FMT_QUOTED(id, "\"", id, "\"", con ? "??" : ""), - priv->ip_ifindex, - NM_PRINT_FMT_QUOTED(priv->ip_iface, ":(", priv->ip_iface, ")", "")); - - return buf; -} - -#define _NMLOG(level, ...) \ - G_STMT_START \ - { \ - const NMLogLevel _level = (level); \ - NMSettingsConnection *_con = (self) ? _get_settings_connection(self, TRUE) : NULL; \ - \ - if (nm_logging_enabled(_level, _NMLOG_DOMAIN)) { \ - char __prefix[__NMLOG_prefix_buf_len]; \ - \ - _nm_log(_level, \ - _NMLOG_DOMAIN, \ - 0, \ - (self) ? NM_VPN_CONNECTION_GET_PRIVATE(self)->ip_iface : NULL, \ - (_con) ? nm_settings_connection_get_uuid(_con) : NULL, \ - "%s: " _NM_UTILS_MACRO_FIRST(__VA_ARGS__), \ - __LOG_create_prefix(__prefix, (self), _con) \ - _NM_UTILS_MACRO_REST(__VA_ARGS__)); \ - } \ - } \ - G_STMT_END - -/*****************************************************************************/ - -static void -cancel_get_secrets(NMVpnConnection *self) -{ - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - - if (priv->secrets_id) { - nm_settings_connection_cancel_secrets(_get_settings_connection(self, FALSE), - priv->secrets_id); - g_warn_if_fail(!priv->secrets_id); - priv->secrets_id = NULL; - } -} - -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 NM_VPN_CONNECTION_STATE_UNKNOWN; - } -} - -static NMActiveConnectionState -_state_to_ac_state(VpnState vpn_state) -{ - /* Set the NMActiveConnection state based on VPN state */ - switch (vpn_state) { - 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 STATE_ACTIVATED: - return NM_ACTIVE_CONNECTION_STATE_ACTIVATED; - case STATE_DEACTIVATING: - return NM_ACTIVE_CONNECTION_STATE_DEACTIVATING; - case STATE_DISCONNECTED: - case STATE_FAILED: - return NM_ACTIVE_CONNECTION_STATE_DEACTIVATED; - default: - break; - } - return NM_ACTIVE_CONNECTION_STATE_UNKNOWN; -} - -static NMSettingsConnection * -_get_settings_connection(NMVpnConnection *self, gboolean allow_missing) -{ - NMSettingsConnection *con; - - /* Currently, we operate on the assumption, that the settings-connection - * never changes after it is set (though initially, it might be unset). - * Later we might want to change that, but then we need fixes here too. */ - - con = _nm_active_connection_get_settings_connection(NM_ACTIVE_CONNECTION(self)); - if (!con && !allow_missing) - g_return_val_if_reached(NULL); - return con; -} - -static NMConnection * -_get_applied_connection(NMVpnConnection *connection) -{ - NMConnection *con; - - con = nm_active_connection_get_applied_connection(NM_ACTIVE_CONNECTION(connection)); - g_return_val_if_fail(con, NULL); - return con; -} - -static void -disconnect_cb(GDBusProxy *proxy, GAsyncResult *result, gpointer user_data) -{ - GVariant *variant; - - variant = g_dbus_proxy_call_finish(proxy, result, NULL); - if (variant) - g_variant_unref(variant); - g_object_unref(user_data); -} - -static void -fw_call_cleanup(NMVpnConnection *self) -{ - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - - if (priv->fw_call) { - nm_firewall_manager_cancel_call(priv->fw_call); - g_warn_if_fail(!priv->fw_call); - priv->fw_call = NULL; - } -} - -static void -remove_parent_device_config(NMVpnConnection *connection, NMDevice *device) -{ - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(connection); - - if (priv->last_device_ip4_config) { - nm_device_replace_vpn4_config(device, priv->last_device_ip4_config, NULL); - g_clear_object(&priv->last_device_ip4_config); - } - - if (priv->last_device_ip6_config) { - nm_device_replace_vpn6_config(device, priv->last_device_ip6_config, NULL); - g_clear_object(&priv->last_device_ip6_config); - } -} - -static void -vpn_cleanup(NMVpnConnection *self, NMDevice *parent_dev) -{ - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - - if (priv->ip_ifindex) { - NMPlatform *platform = nm_netns_get_platform(priv->netns); - - nm_platform_link_set_down(platform, priv->ip_ifindex); - nm_platform_ip_route_flush(platform, AF_UNSPEC, priv->ip_ifindex); - nm_platform_ip_address_flush(platform, AF_UNSPEC, priv->ip_ifindex); - } - - remove_parent_device_config(self, parent_dev); - - /* Remove zone from firewall */ - if (priv->ip_iface) { - nm_firewall_manager_remove_from_zone(nm_firewall_manager_get(), - priv->ip_iface, - NULL, - NULL, - NULL); - } - /* Cancel pending firewall call */ - fw_call_cleanup(self); - - g_free(priv->banner); - priv->banner = NULL; - - g_free(priv->ip_iface); - priv->ip_iface = NULL; - priv->ip_ifindex = 0; - - g_free(priv->bus_name); - priv->bus_name = NULL; - - /* Clear out connection secrets to ensure that the settings service - * gets asked for them next time the connection is activated. - */ - nm_active_connection_clear_secrets(NM_ACTIVE_CONNECTION(self)); -} - -static void -dispatcher_pre_down_done(NMDispatcherCallId *call_id, gpointer user_data) -{ - NMVpnConnection * self = NM_VPN_CONNECTION(user_data); - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - - nm_assert(call_id); - nm_assert(priv->dispatcher_id == call_id); - - priv->dispatcher_id = NULL; - _set_vpn_state(self, - STATE_DISCONNECTED, - NM_ACTIVE_CONNECTION_STATE_REASON_USER_DISCONNECTED, - FALSE); -} - -static void -dispatcher_pre_up_done(NMDispatcherCallId *call_id, gpointer user_data) -{ - NMVpnConnection * self = NM_VPN_CONNECTION(user_data); - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - - nm_assert(call_id); - nm_assert(priv->dispatcher_id == call_id); - - priv->dispatcher_id = NULL; - _set_vpn_state(self, STATE_ACTIVATED, NM_ACTIVE_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(g_steal_pointer(&priv->dispatcher_id)); -} - -static void -_set_vpn_state(NMVpnConnection * self, - VpnState vpn_state, - NMActiveConnectionStateReason reason, - gboolean quitting) -{ - NMVpnConnectionPrivate *priv; - VpnState old_vpn_state; - NMVpnConnectionState new_external_state, old_external_state; - NMDevice * parent_dev = nm_active_connection_get_device(NM_ACTIVE_CONNECTION(self)); - NMConnection *applied; - - g_return_if_fail(NM_IS_VPN_CONNECTION(self)); - - priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - - if (vpn_state == priv->vpn_state) - return; - - 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(self), - _state_to_ac_state(vpn_state), - reason); - - /* Clear any in-progress secrets request */ - cancel_get_secrets(self); - - dispatcher_cleanup(self); - - /* 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 - * to send out signals and handle the dispatcher. So ref it. - */ - g_object_ref(self); - - 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) { - nm_dbus_object_emit_signal(NM_DBUS_OBJECT(self), - &interface_info_vpn_connection, - &signal_info_vpn_state_changed, - "(uu)", - (guint32) new_external_state, - (guint32) reason); - g_signal_emit(self, - signals[INTERNAL_STATE_CHANGED], - 0, - new_external_state, - old_external_state, - reason); - _notify(self, PROP_VPN_STATE); - } - - switch (vpn_state) { - 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. - */ - break; - case STATE_PRE_UP: - if (!nm_dispatcher_call_vpn(NM_DISPATCHER_ACTION_VPN_PRE_UP, - _get_settings_connection(self, FALSE), - _get_applied_connection(self), - parent_dev, - priv->ip_iface, - priv->proxy_config, - priv->ip4_config, - priv->ip6_config, - dispatcher_pre_up_done, - self, - &priv->dispatcher_id)) { - /* Just proceed on errors */ - dispatcher_pre_up_done(0, self); - } - break; - case STATE_ACTIVATED: - applied = _get_applied_connection(self); - - /* Secrets no longer needed now that we're connected */ - nm_active_connection_clear_secrets(NM_ACTIVE_CONNECTION(self)); - - /* Let dispatcher scripts know we're up and running */ - nm_dispatcher_call_vpn(NM_DISPATCHER_ACTION_VPN_UP, - _get_settings_connection(self, FALSE), - applied, - parent_dev, - priv->ip_iface, - priv->proxy_config, - priv->ip4_config, - priv->ip6_config, - NULL, - NULL, - NULL); - - if (priv->proxy_config) { - nm_pacrunner_manager_remove_clear(&priv->pacrunner_conf_id); - priv->pacrunner_conf_id = nm_pacrunner_manager_add(nm_pacrunner_manager_get(), - priv->proxy_config, - priv->ip_iface, - priv->ip4_config, - priv->ip6_config); - } - break; - case STATE_DEACTIVATING: - applied = _get_applied_connection(self); - if (quitting) { - nm_dispatcher_call_vpn_sync(NM_DISPATCHER_ACTION_VPN_PRE_DOWN, - _get_settings_connection(self, FALSE), - applied, - parent_dev, - priv->ip_iface, - priv->proxy_config, - priv->ip4_config, - priv->ip6_config); - } else { - if (!nm_dispatcher_call_vpn(NM_DISPATCHER_ACTION_VPN_PRE_DOWN, - _get_settings_connection(self, FALSE), - applied, - parent_dev, - priv->ip_iface, - priv->proxy_config, - priv->ip4_config, - priv->ip6_config, - dispatcher_pre_down_done, - self, - &priv->dispatcher_id)) { - /* Just proceed on errors */ - dispatcher_pre_down_done(0, self); - } - } - - nm_pacrunner_manager_remove_clear(&priv->pacrunner_conf_id); - 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 */ - if (quitting) { - nm_dispatcher_call_vpn_sync(NM_DISPATCHER_ACTION_VPN_DOWN, - _get_settings_connection(self, FALSE), - _get_applied_connection(self), - parent_dev, - priv->ip_iface, - NULL, - NULL, - NULL); - } else { - nm_dispatcher_call_vpn(NM_DISPATCHER_ACTION_VPN_DOWN, - _get_settings_connection(self, FALSE), - _get_applied_connection(self), - parent_dev, - priv->ip_iface, - NULL, - NULL, - NULL, - NULL, - NULL, - NULL); - } - } - - /* Tear down and clean up the connection */ - if (priv->proxy) { - g_dbus_proxy_call(priv->proxy, - "Disconnect", - NULL, - G_DBUS_CALL_FLAGS_NONE, - -1, - priv->cancellable, - (GAsyncReadyCallback) disconnect_cb, - g_object_ref(self)); - } - - vpn_cleanup(self, parent_dev); - /* fall-through */ - default: - priv->secrets_idx = SECRETS_REQ_SYSTEM; - break; - } - - g_object_unref(self); - if (parent_dev) - g_object_unref(parent_dev); -} - -static gboolean -_service_and_connection_can_persist(NMVpnConnection *self) -{ - return NM_VPN_CONNECTION_GET_PRIVATE(self)->connection_can_persist - && NM_VPN_CONNECTION_GET_PRIVATE(self)->service_can_persist; -} - -static gboolean -_connection_only_can_persist(NMVpnConnection *self) -{ - return NM_VPN_CONNECTION_GET_PRIVATE(self)->connection_can_persist - && !NM_VPN_CONNECTION_GET_PRIVATE(self)->service_can_persist; -} - -static void -device_state_changed(NMActiveConnection *active, - NMDevice * device, - NMDeviceState new_state, - NMDeviceState old_state) -{ - if (_service_and_connection_can_persist(NM_VPN_CONNECTION(active))) { - if (new_state <= NM_DEVICE_STATE_DISCONNECTED || new_state == NM_DEVICE_STATE_FAILED) { - nm_active_connection_set_device(active, NULL); - } - return; - } - - if (new_state <= NM_DEVICE_STATE_DISCONNECTED) { - _set_vpn_state(NM_VPN_CONNECTION(active), - STATE_DISCONNECTED, - NM_ACTIVE_CONNECTION_STATE_REASON_DEVICE_DISCONNECTED, - FALSE); - } else if (new_state == NM_DEVICE_STATE_FAILED) { - _set_vpn_state(NM_VPN_CONNECTION(active), - STATE_FAILED, - NM_ACTIVE_CONNECTION_STATE_REASON_DEVICE_DISCONNECTED, - FALSE); - } - - /* FIXME: map device DEACTIVATING state to VPN DEACTIVATING state and - * block device deactivation on VPN deactivation. - */ -} - -static void -add_ip4_vpn_gateway_route(NMIP4Config *config, - NMDevice * parent_device, - in_addr_t vpn_gw, - NMPlatform * platform) -{ - guint32 parent_gw = 0; - gboolean has_parent_gw = FALSE; - NMPlatformIP4Route route; - int ifindex; - guint32 route_metric; - nm_auto_nmpobj const NMPObject *route_resolved = NULL; - - 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); - - ifindex = nm_ip4_config_get_ifindex(config); - - nm_assert(ifindex > 0); - nm_assert(ifindex == nm_device_get_ip_ifindex(parent_device)); - - /* Ask kernel how to reach @vpn_gw. We can only inject the route in - * @parent_device, so whatever we resolve, it can only be on @ifindex. */ - if (nm_platform_ip_route_get(platform, - AF_INET, - &vpn_gw, - ifindex, - (NMPObject **) &route_resolved) - >= 0) { - const NMPlatformIP4Route *r = NMP_OBJECT_CAST_IP4_ROUTE(route_resolved); - - if (r->ifindex == ifindex) { - const NMPObject *obj; - - /* `ip route get` always resolves the route, even if the destination is unreachable. - * In which case, it pretends the destination is directly reachable. - * - * So, only accept direct routes if @vpn_gw is a private network - * or if the parent device also has a direct default route */ - if (nm_platform_route_table_is_main(r->table_coerced)) { - if (r->gateway) { - parent_gw = r->gateway; - has_parent_gw = TRUE; - } else if (nm_utils_ip_is_site_local(AF_INET, &vpn_gw)) { - has_parent_gw = TRUE; - } else if ((obj = nm_device_get_best_default_route(parent_device, AF_INET)) - && !NMP_OBJECT_CAST_IP4_ROUTE(obj)->gateway) { - has_parent_gw = TRUE; - } - } - } - } - - if (!has_parent_gw) - return; - - route_metric = nm_device_get_route_metric(parent_device, AF_INET); - - memset(&route, 0, sizeof(route)); - route.ifindex = ifindex; - route.network = vpn_gw; - route.plen = 32; - route.gateway = parent_gw; - route.rt_source = NM_IP_CONFIG_SOURCE_VPN; - route.metric = route_metric; - nm_ip4_config_add_route(config, &route, NULL); - - if (parent_gw) { - /* 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.rt_source = NM_IP_CONFIG_SOURCE_VPN; - route.metric = route_metric; - nm_ip4_config_add_route(config, &route, NULL); - } -} - -static void -add_ip6_vpn_gateway_route(NMIP6Config * config, - NMDevice * parent_device, - const struct in6_addr *vpn_gw, - NMPlatform * platform) -{ - const struct in6_addr *parent_gw = NULL; - gboolean has_parent_gw = FALSE; - NMPlatformIP6Route route; - int ifindex; - guint32 route_metric; - nm_auto_nmpobj const NMPObject *route_resolved = NULL; - - 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); - - ifindex = nm_ip6_config_get_ifindex(config); - - nm_assert(ifindex > 0); - nm_assert(ifindex == nm_device_get_ip_ifindex(parent_device)); - - /* Ask kernel how to reach @vpn_gw. We can only inject the route in - * @parent_device, so whatever we resolve, it can only be on @ifindex. */ - if (nm_platform_ip_route_get(platform, - AF_INET6, - vpn_gw, - ifindex, - (NMPObject **) &route_resolved) - >= 0) { - const NMPlatformIP6Route *r = NMP_OBJECT_CAST_IP6_ROUTE(route_resolved); - - if (r->ifindex == ifindex) { - const NMPObject *obj; - - /* `ip route get` always resolves the route, even if the destination is unreachable. - * In which case, it pretends the destination is directly reachable. - * - * So, only accept direct routes if @vpn_gw is a private network - * or if the parent device also has a direct default route */ - if (nm_platform_route_table_is_main(r->table_coerced)) { - if (!IN6_IS_ADDR_UNSPECIFIED(&r->gateway)) { - parent_gw = &r->gateway; - has_parent_gw = TRUE; - } else if (nm_utils_ip_is_site_local(AF_INET6, &vpn_gw)) { - has_parent_gw = TRUE; - } else if ((obj = nm_device_get_best_default_route(parent_device, AF_INET6)) - && IN6_IS_ADDR_UNSPECIFIED(&NMP_OBJECT_CAST_IP6_ROUTE(obj)->gateway)) { - has_parent_gw = TRUE; - } - } - } - } - - if (!has_parent_gw) - return; - - route_metric = nm_device_get_route_metric(parent_device, AF_INET6); - - memset(&route, 0, sizeof(route)); - route.ifindex = ifindex; - route.network = *vpn_gw; - route.plen = 128; - if (parent_gw) - route.gateway = *parent_gw; - route.rt_source = NM_IP_CONFIG_SOURCE_VPN; - route.metric = route_metric; - nm_ip6_config_add_route(config, &route, NULL); - - /* 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. - */ - if (parent_gw && !IN6_IS_ADDR_UNSPECIFIED(parent_gw)) { - memset(&route, 0, sizeof(route)); - route.network = *parent_gw; - route.plen = 128; - route.rt_source = NM_IP_CONFIG_SOURCE_VPN; - route.metric = route_metric; - nm_ip6_config_add_route(config, &route, NULL); - } -} - -NMVpnConnection * -nm_vpn_connection_new(NMSettingsConnection * settings_connection, - NMDevice * parent_device, - const char * specific_object, - NMActivationReason activation_reason, - NMActivationStateFlags initial_state_flags, - NMAuthSubject * subject) -{ - g_return_val_if_fail(!settings_connection || NM_IS_SETTINGS_CONNECTION(settings_connection), - NULL); - g_return_val_if_fail(NM_IS_DEVICE(parent_device), NULL); - g_return_val_if_fail(specific_object, NULL); - - return (NMVpnConnection *) g_object_new(NM_TYPE_VPN_CONNECTION, - NM_ACTIVE_CONNECTION_INT_SETTINGS_CONNECTION, - settings_connection, - NM_ACTIVE_CONNECTION_INT_DEVICE, - parent_device, - NM_ACTIVE_CONNECTION_SPECIFIC_OBJECT, - specific_object, - NM_ACTIVE_CONNECTION_INT_SUBJECT, - subject, - NM_ACTIVE_CONNECTION_INT_ACTIVATION_REASON, - activation_reason, - NM_ACTIVE_CONNECTION_VPN, - TRUE, - NM_ACTIVE_CONNECTION_STATE_FLAGS, - (guint) initial_state_flags, - NULL); -} - -const char * -nm_vpn_connection_get_service(NMVpnConnection *self) -{ - NMSettingVpn *s_vpn; - - s_vpn = nm_connection_get_setting_vpn(_get_applied_connection(self)); - return nm_setting_vpn_get_service_type(s_vpn); -} - -static NM_UTILS_LOOKUP_STR_DEFINE( - _vpn_plugin_failure_to_string, - NMVpnPluginFailure, - NM_UTILS_LOOKUP_DEFAULT(NULL), - NM_UTILS_LOOKUP_STR_ITEM(NM_VPN_PLUGIN_FAILURE_LOGIN_FAILED, "login-failed"), - NM_UTILS_LOOKUP_STR_ITEM(NM_VPN_PLUGIN_FAILURE_CONNECT_FAILED, "connect-failed"), - NM_UTILS_LOOKUP_STR_ITEM(NM_VPN_PLUGIN_FAILURE_BAD_IP_CONFIG, "bad-ip-config"), ); - -#define vpn_plugin_failure_to_string_a(failure) \ - NM_UTILS_LOOKUP_STR_A(_vpn_plugin_failure_to_string, failure) - -static void -plugin_failed(NMVpnConnection *self, guint reason) -{ - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - - _LOGW("VPN plugin: failed: %s (%d)", vpn_plugin_failure_to_string_a(reason), reason); - - switch (reason) { - case NM_VPN_PLUGIN_FAILURE_LOGIN_FAILED: - priv->failure_reason = NM_ACTIVE_CONNECTION_STATE_REASON_LOGIN_FAILED; - break; - case NM_VPN_PLUGIN_FAILURE_BAD_IP_CONFIG: - priv->failure_reason = NM_ACTIVE_CONNECTION_STATE_REASON_IP_CONFIG_INVALID; - break; - default: - priv->failure_reason = NM_ACTIVE_CONNECTION_STATE_REASON_UNKNOWN; - break; - } -} - -static NM_UTILS_LOOKUP_STR_DEFINE( - _vpn_service_state_to_string, - NMVpnServiceState, - NM_UTILS_LOOKUP_DEFAULT(NULL), - NM_UTILS_LOOKUP_STR_ITEM(NM_VPN_SERVICE_STATE_UNKNOWN, "unknown"), - NM_UTILS_LOOKUP_STR_ITEM(NM_VPN_SERVICE_STATE_INIT, "init"), - NM_UTILS_LOOKUP_STR_ITEM(NM_VPN_SERVICE_STATE_SHUTDOWN, "shutdown"), - NM_UTILS_LOOKUP_STR_ITEM(NM_VPN_SERVICE_STATE_STARTING, "starting"), - NM_UTILS_LOOKUP_STR_ITEM(NM_VPN_SERVICE_STATE_STARTED, "started"), - NM_UTILS_LOOKUP_STR_ITEM(NM_VPN_SERVICE_STATE_STOPPING, "stopping"), - NM_UTILS_LOOKUP_STR_ITEM(NM_VPN_SERVICE_STATE_STOPPED, "stopped"), ); - -#define vpn_service_state_to_string_a(state) \ - NM_UTILS_LOOKUP_STR_A(_vpn_service_state_to_string, state) - -static NM_UTILS_LOOKUP_STR_DEFINE(_vpn_state_to_string, - VpnState, - NM_UTILS_LOOKUP_DEFAULT(NULL), - NM_UTILS_LOOKUP_STR_ITEM(STATE_UNKNOWN, "unknown"), - NM_UTILS_LOOKUP_STR_ITEM(STATE_WAITING, "waiting"), - NM_UTILS_LOOKUP_STR_ITEM(STATE_PREPARE, "prepare"), - NM_UTILS_LOOKUP_STR_ITEM(STATE_NEED_AUTH, "need-auth"), - NM_UTILS_LOOKUP_STR_ITEM(STATE_CONNECT, "connect"), - NM_UTILS_LOOKUP_STR_ITEM(STATE_IP_CONFIG_GET, "ip-config-get"), - NM_UTILS_LOOKUP_STR_ITEM(STATE_PRE_UP, "pre-up"), - NM_UTILS_LOOKUP_STR_ITEM(STATE_ACTIVATED, "activated"), - NM_UTILS_LOOKUP_STR_ITEM(STATE_DEACTIVATING, "deactivating"), - NM_UTILS_LOOKUP_STR_ITEM(STATE_DISCONNECTED, "disconnected"), - NM_UTILS_LOOKUP_STR_ITEM(STATE_FAILED, "failed"), ); - -#define vpn_state_to_string_a(state) NM_UTILS_LOOKUP_STR_A(_vpn_state_to_string, state) - -static void -plugin_state_changed(NMVpnConnection *self, NMVpnServiceState new_service_state) -{ - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - NMVpnServiceState old_service_state = priv->service_state; - - _LOGI("VPN plugin: state changed: %s (%d)", - vpn_service_state_to_string_a(new_service_state), - new_service_state); - priv->service_state = new_service_state; - - if (new_service_state == NM_VPN_SERVICE_STATE_STOPPED) { - /* Clear connection secrets to ensure secrets get requested each time the - * connection is activated. - */ - nm_active_connection_clear_secrets(NM_ACTIVE_CONNECTION(self)); - - if ((priv->vpn_state >= STATE_WAITING) && (priv->vpn_state <= STATE_ACTIVATED)) { - VpnState old_state = priv->vpn_state; - - _set_vpn_state(self, STATE_FAILED, priv->failure_reason, FALSE); - - /* Reset the failure reason */ - priv->failure_reason = NM_ACTIVE_CONNECTION_STATE_REASON_UNKNOWN; - - /* If the connection failed, the service cannot persist, but the - * connection can persist, ask listeners to re-activate the connection. - */ - if (old_state == STATE_ACTIVATED && priv->vpn_state == STATE_FAILED - && _connection_only_can_persist(self)) - g_signal_emit(self, signals[INTERNAL_RETRY_AFTER_FAILURE], 0); - } - } else if (new_service_state == NM_VPN_SERVICE_STATE_STARTING - && old_service_state == NM_VPN_SERVICE_STATE_STARTED) { - /* The VPN service got disconnected and is attempting to reconnect */ - _set_vpn_state(self, - STATE_CONNECT, - NM_ACTIVE_CONNECTION_STATE_REASON_CONNECT_TIMEOUT, - FALSE); - } -} - -static void -print_vpn_config(NMVpnConnection *self) -{ - NMVpnConnectionPrivate * priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - const NMPlatformIP4Address *address4; - const NMPlatformIP6Address *address6; - char * dns_domain = NULL; - guint32 num, i; - char b1[NM_UTILS_INET_ADDRSTRLEN]; - char b2[NM_UTILS_INET_ADDRSTRLEN]; - NMDedupMultiIter ipconf_iter; - - if (priv->ip4_external_gw) { - _LOGI("Data: VPN Gateway: %s", _nm_utils_inet4_ntop(priv->ip4_external_gw, b1)); - } else if (priv->ip6_external_gw) { - _LOGI("Data: VPN Gateway: %s", _nm_utils_inet6_ntop(priv->ip6_external_gw, b1)); - } - - _LOGI("Data: Tunnel Device: %s%s%s", NM_PRINT_FMT_QUOTE_STRING(priv->ip_iface)); - - if (priv->ip4_config) { - const NMPlatformIP4Route *route; - - _LOGI("Data: IPv4 configuration:"); - - address4 = nm_ip4_config_get_first_address(priv->ip4_config); - nm_assert(address4); - - if (priv->ip4_internal_gw) - _LOGI("Data: Internal Gateway: %s", _nm_utils_inet4_ntop(priv->ip4_internal_gw, b1)); - _LOGI("Data: Internal Address: %s", - address4 ? _nm_utils_inet4_ntop(address4->address, b1) : "??"); - _LOGI("Data: Internal Prefix: %d", address4 ? (int) address4->plen : -1); - _LOGI("Data: Internal Point-to-Point Address: %s", - _nm_utils_inet4_ntop(address4->peer_address, b1)); - - nm_ip_config_iter_ip4_route_for_each (&ipconf_iter, priv->ip4_config, &route) { - _LOGI("Data: Static Route: %s/%d Next Hop: %s", - _nm_utils_inet4_ntop(route->network, b1), - route->plen, - _nm_utils_inet4_ntop(route->gateway, b2)); - } - - num = nm_ip4_config_get_num_nameservers(priv->ip4_config); - for (i = 0; i < num; i++) { - _LOGI("Data: Internal DNS: %s", - _nm_utils_inet4_ntop(nm_ip4_config_get_nameserver(priv->ip4_config, i), b1)); - } - - if (nm_ip4_config_get_num_domains(priv->ip4_config) > 0) - dns_domain = (char *) nm_ip4_config_get_domain(priv->ip4_config, 0); - - _LOGI("Data: DNS Domain: '%s'", dns_domain ?: "(none)"); - } else - _LOGI("Data: No IPv4 configuration"); - - if (priv->ip6_config) { - const NMPlatformIP6Route *route; - - _LOGI("Data: IPv6 configuration:"); - - address6 = nm_ip6_config_get_first_address(priv->ip6_config); - nm_assert(address6); - - if (priv->ip6_internal_gw) - _LOGI("Data: Internal Gateway: %s", _nm_utils_inet6_ntop(priv->ip6_internal_gw, b1)); - _LOGI("Data: Internal Address: %s", _nm_utils_inet6_ntop(&address6->address, b1)); - _LOGI("Data: Internal Prefix: %d", address6->plen); - _LOGI("Data: Internal Point-to-Point Address: %s", - _nm_utils_inet6_ntop(&address6->peer_address, b1)); - - nm_ip_config_iter_ip6_route_for_each (&ipconf_iter, priv->ip6_config, &route) { - _LOGI("Data: Static Route: %s/%d Next Hop: %s", - _nm_utils_inet6_ntop(&route->network, b1), - route->plen, - _nm_utils_inet6_ntop(&route->gateway, b2)); - } - - num = nm_ip6_config_get_num_nameservers(priv->ip6_config); - for (i = 0; i < num; i++) { - _LOGI("Data: Internal DNS: %s", - _nm_utils_inet6_ntop(nm_ip6_config_get_nameserver(priv->ip6_config, i), b1)); - } - - if (nm_ip6_config_get_num_domains(priv->ip6_config) > 0) - dns_domain = (char *) nm_ip6_config_get_domain(priv->ip6_config, 0); - - _LOGI("Data: DNS Domain: '%s'", dns_domain ?: "(none)"); - } else - _LOGI("Data: No IPv6 configuration"); - - if (priv->banner && strlen(priv->banner)) { - _LOGI("Data: Login Banner:"); - _LOGI("Data: -----------------------------------------"); - _LOGI("Data: %s", priv->banner); - _LOGI("Data: -----------------------------------------"); - } -} - -static void -apply_parent_device_config(NMVpnConnection *self) -{ - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - NMDevice * parent_dev = nm_active_connection_get_device(NM_ACTIVE_CONNECTION(self)); - int ifindex; - NMIP4Config *vpn4_parent_config = NULL; - NMIP6Config *vpn6_parent_config = NULL; - - ifindex = nm_device_get_ip_ifindex(parent_dev); - if (ifindex > 0) { - /* 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 = nm_ip4_config_new(nm_netns_get_multi_idx(priv->netns), ifindex); - if (priv->ip_ifindex <= 0) - nm_ip4_config_merge(vpn4_parent_config, - priv->ip4_config, - NM_IP_CONFIG_MERGE_NO_DNS, - 0); - } - if (priv->ip6_config) { - vpn6_parent_config = nm_ip6_config_new(nm_netns_get_multi_idx(priv->netns), ifindex); - if (priv->ip_ifindex <= 0) - nm_ip6_config_merge(vpn6_parent_config, - priv->ip6_config, - NM_IP_CONFIG_MERGE_NO_DNS, - 0); - } - } - - /* Add any explicit route to the VPN gateway through the parent device */ - if (vpn4_parent_config && priv->ip4_external_gw) { - add_ip4_vpn_gateway_route(vpn4_parent_config, - parent_dev, - priv->ip4_external_gw, - nm_netns_get_platform(priv->netns)); - } - if (vpn6_parent_config && priv->ip6_external_gw) { - add_ip6_vpn_gateway_route(vpn6_parent_config, - parent_dev, - priv->ip6_external_gw, - nm_netns_get_platform(priv->netns)); - } - - nm_device_replace_vpn4_config(parent_dev, priv->last_device_ip4_config, vpn4_parent_config); - g_clear_object(&priv->last_device_ip4_config); - priv->last_device_ip4_config = vpn4_parent_config; - - nm_device_replace_vpn6_config(parent_dev, priv->last_device_ip6_config, vpn6_parent_config); - g_clear_object(&priv->last_device_ip6_config); - priv->last_device_ip6_config = vpn6_parent_config; -} - -static gboolean -nm_vpn_connection_apply_config(NMVpnConnection *self) -{ - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - - apply_parent_device_config(self); - - if (priv->ip_ifindex > 0) { - nm_platform_link_set_up(nm_netns_get_platform(priv->netns), priv->ip_ifindex, NULL); - - if (priv->ip4_config) { - nm_assert(priv->ip_ifindex == nm_ip4_config_get_ifindex(priv->ip4_config)); - if (!nm_ip4_config_commit(priv->ip4_config, - nm_netns_get_platform(priv->netns), - get_route_table(self, AF_INET, FALSE) - ? NM_IP_ROUTE_TABLE_SYNC_MODE_FULL - : NM_IP_ROUTE_TABLE_SYNC_MODE_MAIN)) - return FALSE; - nm_platform_ip4_dev_route_blacklist_set(nm_netns_get_platform(priv->netns), - priv->ip_ifindex, - priv->ip4_dev_route_blacklist); - } - - if (priv->ip6_config) { - nm_assert(priv->ip_ifindex == nm_ip6_config_get_ifindex(priv->ip6_config)); - if (!nm_ip6_config_commit(priv->ip6_config, - nm_netns_get_platform(priv->netns), - get_route_table(self, AF_INET6, FALSE) - ? NM_IP_ROUTE_TABLE_SYNC_MODE_FULL - : NM_IP_ROUTE_TABLE_SYNC_MODE_MAIN, - NULL)) - return FALSE; - } - - if (priv->mtu - && priv->mtu - != nm_platform_link_get_mtu(nm_netns_get_platform(priv->netns), - priv->ip_ifindex)) - nm_platform_link_set_mtu(nm_netns_get_platform(priv->netns), - priv->ip_ifindex, - priv->mtu); - } - - _LOGI("VPN connection: (IP Config Get) complete"); - if (priv->vpn_state < STATE_PRE_UP) - _set_vpn_state(self, STATE_PRE_UP, NM_ACTIVE_CONNECTION_STATE_REASON_NONE, FALSE); - return TRUE; -} - -static void -_cleanup_failed_config(NMVpnConnection *self) -{ - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - - nm_dbus_object_clear_and_unexport(&priv->ip4_config); - nm_dbus_object_clear_and_unexport(&priv->ip6_config); - - _LOGW("VPN connection: did not receive valid IP config information"); - _set_vpn_state(self, STATE_FAILED, NM_ACTIVE_CONNECTION_STATE_REASON_IP_CONFIG_INVALID, FALSE); -} - -static void -fw_change_zone_cb(NMFirewallManager * firewall_manager, - NMFirewallManagerCallId *call_id, - GError * error, - gpointer user_data) -{ - NMVpnConnection * self = user_data; - NMVpnConnectionPrivate *priv; - - g_return_if_fail(NM_IS_VPN_CONNECTION(self)); - - priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - g_return_if_fail(priv->fw_call == call_id); - - priv->fw_call = NULL; - - if (nm_utils_error_is_cancelled(error)) - return; - - if (error) { - // FIXME: fail the activation? - } - - if (!nm_vpn_connection_apply_config(self)) - _cleanup_failed_config(self); -} - -static void -nm_vpn_connection_config_maybe_complete(NMVpnConnection *self, gboolean success) -{ - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - NMConnection * base_con; - NMSettingConnection * s_con; - const char * zone; - - if (priv->vpn_state < STATE_IP_CONFIG_GET || priv->vpn_state > STATE_ACTIVATED) - return; - - if (success) { - if ((priv->has_ip4 && !priv->ip4_config) || (priv->has_ip6 && !priv->ip6_config)) { - /* Need to wait for other config */ - return; - } - } - - nm_clear_g_source(&priv->connect_timeout); - - if (success) { - print_vpn_config(self); - - /* Add the tunnel interface to the specified firewall zone */ - if (priv->ip_iface) { - base_con = _get_applied_connection(self); - s_con = nm_connection_get_setting_connection(base_con); - zone = nm_setting_connection_get_zone(s_con); - - _LOGD("setting firewall zone %s%s%s for '%s'", - NM_PRINT_FMT_QUOTED(zone, "'", zone, "'", "(default)"), - priv->ip_iface); - fw_call_cleanup(self); - priv->fw_call = nm_firewall_manager_add_or_change_zone(nm_firewall_manager_get(), - priv->ip_iface, - zone, - FALSE, - fw_change_zone_cb, - self); - return; - } else if (nm_vpn_connection_apply_config(self)) - return; - } - - _cleanup_failed_config(self); -} - -static gboolean -ip6_addr_from_variant(GVariant *v, struct in6_addr *addr) -{ - const guint8 *bytes; - gsize len; - - g_return_val_if_fail(v, FALSE); - g_return_val_if_fail(addr, FALSE); - - if (g_variant_is_of_type(v, G_VARIANT_TYPE("ay"))) { - bytes = g_variant_get_fixed_array(v, &len, sizeof(guint8)); - if (len == sizeof(struct in6_addr) && !IN6_IS_ADDR_UNSPECIFIED(bytes)) { - memcpy(addr, bytes, len); - return TRUE; - } - } - return FALSE; -} - -static struct in6_addr * -ip6_addr_dup_from_variant(GVariant *v) -{ - struct in6_addr *addr; - - addr = g_malloc0(sizeof(*addr)); - if (ip6_addr_from_variant(v, addr)) - return addr; - g_free(addr); - return NULL; -} - -static gboolean -process_generic_config(NMVpnConnection *self, GVariant *dict) -{ - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - const char * str; - GVariant * v; - guint32 u32; - gboolean b; - - if (g_variant_lookup(dict, NM_VPN_PLUGIN_CAN_PERSIST, "b", &b) && b) { - /* Defaults to FALSE, so only let service indicate TRUE */ - priv->service_can_persist = TRUE; - } - - nm_clear_g_free(&priv->ip_iface); - priv->ip_ifindex = 0; - - if (g_variant_lookup(dict, NM_VPN_PLUGIN_CONFIG_TUNDEV, "&s", &str)) { - /* Backwards compat with NM-openswan */ - if (g_strcmp0(str, "_none_") != 0) - priv->ip_iface = g_strdup(str); - } - - if (priv->ip_iface) { - /* Grab the interface index for address/routing operations */ - priv->ip_ifindex = - nm_platform_link_get_ifindex(nm_netns_get_platform(priv->netns), priv->ip_iface); - if (priv->ip_ifindex <= 0) { - nm_platform_process_events(nm_netns_get_platform(priv->netns)); - priv->ip_ifindex = - nm_platform_link_get_ifindex(nm_netns_get_platform(priv->netns), priv->ip_iface); - } - if (priv->ip_ifindex <= 0) { - _LOGE("failed to look up VPN interface index for \"%s\"", priv->ip_iface); - nm_clear_g_free(&priv->ip_iface); - priv->ip_ifindex = 0; - nm_vpn_connection_config_maybe_complete(self, FALSE); - return FALSE; - } - } - - nm_clear_g_free(&priv->banner); - if (g_variant_lookup(dict, NM_VPN_PLUGIN_CONFIG_BANNER, "&s", &str)) { - priv->banner = g_strdup(str); - _notify(self, PROP_BANNER); - } - - /* Proxy Config */ - g_clear_object(&priv->proxy_config); - priv->proxy_config = nm_proxy_config_new(); - - if (g_variant_lookup(dict, NM_VPN_PLUGIN_CONFIG_PROXY_PAC, "&s", &str)) { - nm_proxy_config_set_method(priv->proxy_config, NM_PROXY_CONFIG_METHOD_AUTO); - nm_proxy_config_set_pac_url(priv->proxy_config, str); - } else - nm_proxy_config_set_method(priv->proxy_config, NM_PROXY_CONFIG_METHOD_NONE); - - /* User overrides if any from the NMConnection's Proxy settings */ - nm_proxy_config_merge_setting(priv->proxy_config, - nm_connection_get_setting_proxy(_get_applied_connection(self))); - - /* External world-visible address of the VPN server */ - priv->ip4_external_gw = 0; - nm_clear_g_free(&priv->ip6_external_gw); - - if (g_variant_lookup(dict, NM_VPN_PLUGIN_CONFIG_EXT_GATEWAY, "u", &u32)) { - priv->ip4_external_gw = u32; - } else if (g_variant_lookup(dict, NM_VPN_PLUGIN_CONFIG_EXT_GATEWAY, "@ay", &v)) { - priv->ip6_external_gw = ip6_addr_dup_from_variant(v); - g_variant_unref(v); - - if (!priv->ip6_external_gw) { - _LOGE("Invalid IPv6 VPN gateway address received"); - nm_vpn_connection_config_maybe_complete(self, FALSE); - return FALSE; - } - } - - priv->mtu = 0; - if (g_variant_lookup(dict, NM_VPN_PLUGIN_CONFIG_MTU, "u", &u32)) - priv->mtu = u32; - - return TRUE; -} - -static void -nm_vpn_connection_config_get(NMVpnConnection *self, GVariant *dict) -{ - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - gboolean b; - - g_return_if_fail(dict && g_variant_is_of_type(dict, G_VARIANT_TYPE_VARDICT)); - - _LOGI("VPN connection: (IP Config Get) reply received."); - - if (priv->vpn_state == STATE_CONNECT) - _set_vpn_state(self, STATE_IP_CONFIG_GET, NM_ACTIVE_CONNECTION_STATE_REASON_NONE, FALSE); - - if (!process_generic_config(self, dict)) - return; - - /* Note whether to expect IPv4 and IPv6 configs */ - priv->has_ip4 = FALSE; - if (g_variant_lookup(dict, NM_VPN_PLUGIN_CONFIG_HAS_IP4, "b", &b)) - priv->has_ip4 = b; - nm_dbus_object_clear_and_unexport(&priv->ip4_config); - - priv->has_ip6 = FALSE; - if (g_variant_lookup(dict, NM_VPN_PLUGIN_CONFIG_HAS_IP6, "b", &b)) - priv->has_ip6 = b; - nm_dbus_object_clear_and_unexport(&priv->ip6_config); - - nm_vpn_connection_config_maybe_complete(self, TRUE); -} - -guint32 -nm_vpn_connection_get_ip4_route_metric(NMVpnConnection *self) -{ - gint64 route_metric; - NMConnection *applied; - - applied = _get_applied_connection(self); - route_metric = - nm_setting_ip_config_get_route_metric(nm_connection_get_setting_ip4_config(applied)); - - return (route_metric >= 0) ? route_metric : NM_VPN_ROUTE_METRIC_DEFAULT; -} - -guint32 -nm_vpn_connection_get_ip6_route_metric(NMVpnConnection *self) -{ - gint64 route_metric; - NMConnection *applied; - - applied = _get_applied_connection(self); - route_metric = - nm_setting_ip_config_get_route_metric(nm_connection_get_setting_ip6_config(applied)); - - return (route_metric >= 0) ? route_metric : NM_VPN_ROUTE_METRIC_DEFAULT; -} - -static guint32 -get_route_table(NMVpnConnection *self, int addr_family, gboolean fallback_main) -{ - NMConnection * connection; - NMSettingIPConfig *s_ip; - guint32 route_table = 0; - - nm_assert(NM_IN_SET(addr_family, AF_INET, AF_INET6)); - - connection = _get_applied_connection(self); - if (connection) { - s_ip = nm_connection_get_setting_ip_config(connection, addr_family); - if (s_ip) - route_table = nm_setting_ip_config_get_route_table(s_ip); - } - - return route_table ?: (fallback_main ? RT_TABLE_MAIN : 0); -} - -static gboolean -_is_device_vrf(NMVpnConnection *self) -{ - NMDevice *parent; - NMDevice *master; - - parent = nm_active_connection_get_device(NM_ACTIVE_CONNECTION(self)); - if (!parent) - return FALSE; - - master = nm_device_get_master(parent); - return master && nm_device_get_link_type(master) == NM_LINK_TYPE_VRF; -} - -static void -nm_vpn_connection_ip4_config_get(NMVpnConnection *self, GVariant *dict) -{ - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - NMPlatformIP4Address address; - guint32 u32, route_metric; - NMSettingIPConfig * s_ip; - NMSettingConnection * s_con; - guint32 route_table; - NMIP4Config * config; - GVariantIter * iter; - const char * str; - GVariant * v; - gboolean b; - int ip_ifindex; - guint32 mss = 0; - gboolean never_default = FALSE; - - g_return_if_fail(dict && g_variant_is_of_type(dict, G_VARIANT_TYPE_VARDICT)); - - if (priv->vpn_state == STATE_CONNECT) - _set_vpn_state(self, STATE_IP_CONFIG_GET, NM_ACTIVE_CONNECTION_STATE_REASON_NONE, FALSE); - - if (priv->vpn_state > STATE_ACTIVATED) { - _LOGI("VPN connection: (IP4 Config Get) ignoring, the connection is no longer active"); - return; - } - - if (priv->has_ip4) { - _LOGI("VPN connection: (IP4 Config Get) reply received"); - - if (g_variant_n_children(dict) == 0) { - priv->has_ip4 = FALSE; - nm_vpn_connection_config_maybe_complete(self, TRUE); - return; - } - } else { - _LOGI("VPN connection: (IP4 Config Get) reply received from old-style plugin"); - - /* In the old API, the generic and IPv4 configuration items - * were mixed together. - */ - if (!process_generic_config(self, dict)) - return; - - priv->has_ip4 = TRUE; - priv->has_ip6 = FALSE; - } - - ip_ifindex = nm_vpn_connection_get_ip_ifindex(self, TRUE); - if (ip_ifindex <= 0) - g_return_if_reached(); - - config = nm_ip4_config_new(nm_netns_get_multi_idx(priv->netns), ip_ifindex); - nm_ip4_config_set_dns_priority(config, NM_DNS_PRIORITY_DEFAULT_VPN); - - memset(&address, 0, sizeof(address)); - address.plen = 24; - - /* Internal address of the VPN subnet's gateway */ - if (g_variant_lookup(dict, NM_VPN_PLUGIN_IP4_CONFIG_INT_GATEWAY, "u", &u32)) - priv->ip4_internal_gw = u32; - - if (g_variant_lookup(dict, NM_VPN_PLUGIN_IP4_CONFIG_ADDRESS, "u", &u32)) - address.address = u32; - - if (g_variant_lookup(dict, NM_VPN_PLUGIN_IP4_CONFIG_PTP, "u", &u32)) - address.peer_address = u32; - else - address.peer_address = address.address; - - if (g_variant_lookup(dict, NM_VPN_PLUGIN_IP4_CONFIG_PREFIX, "u", &u32)) - address.plen = u32; - - if (address.address && address.plen && address.plen <= 32) { - address.addr_source = NM_IP_CONFIG_SOURCE_VPN; - nm_ip4_config_add_address(config, &address); - } else { - _LOGW("invalid IP4 config received!"); - g_object_unref(config); - nm_vpn_connection_config_maybe_complete(self, FALSE); - return; - } - - if (g_variant_lookup(dict, NM_VPN_PLUGIN_IP4_CONFIG_DNS, "au", &iter)) { - while (g_variant_iter_next(iter, "u", &u32)) - nm_ip4_config_add_nameserver(config, u32); - g_variant_iter_free(iter); - } - - if (g_variant_lookup(dict, NM_VPN_PLUGIN_IP4_CONFIG_NBNS, "au", &iter)) { - while (g_variant_iter_next(iter, "u", &u32)) - nm_ip4_config_add_wins(config, u32); - g_variant_iter_free(iter); - } - - if (g_variant_lookup(dict, NM_VPN_PLUGIN_IP4_CONFIG_MSS, "u", &u32)) - mss = u32; - - if (g_variant_lookup(dict, NM_VPN_PLUGIN_IP4_CONFIG_DOMAIN, "&s", &str)) - nm_ip4_config_add_domain(config, str); - - if (g_variant_lookup(dict, NM_VPN_PLUGIN_IP4_CONFIG_DOMAINS, "as", &iter)) { - while (g_variant_iter_next(iter, "&s", &str)) - nm_ip4_config_add_domain(config, str); - g_variant_iter_free(iter); - } - - route_table = get_route_table(self, AF_INET, TRUE); - route_metric = nm_vpn_connection_get_ip4_route_metric(self); - s_ip = nm_connection_get_setting_ip4_config(_get_applied_connection(self)); - s_con = nm_connection_get_setting_connection(_get_applied_connection(self)); - - if (nm_setting_ip_config_get_ignore_auto_routes(s_ip)) { - /* ignore VPN routes */ - } else if (g_variant_lookup(dict, NM_VPN_PLUGIN_IP4_CONFIG_PRESERVE_ROUTES, "b", &b) && b) { - if (priv->ip4_config) { - NMDedupMultiIter ipconf_iter; - const NMPlatformIP4Route *route; - - nm_ip_config_iter_ip4_route_for_each (&ipconf_iter, priv->ip4_config, &route) - nm_ip4_config_add_route(config, route, NULL); - } - } else if (g_variant_lookup(dict, NM_VPN_PLUGIN_IP4_CONFIG_ROUTES, "aau", &iter)) { - while (g_variant_iter_next(iter, "@au", &v)) { - NMPlatformIP4Route route = { - 0, - }; - guint32 plen; - - switch (g_variant_n_children(v)) { - case 5: - g_variant_get_child(v, 4, "u", &route.pref_src); - /* fall-through */ - case 4: - g_variant_get_child(v, 0, "u", &route.network); - g_variant_get_child(v, 1, "u", &plen); - g_variant_get_child(v, 2, "u", &route.gateway); - /* 4th item is unused route metric */ - route.table_coerced = nm_platform_route_table_coerce(route_table); - route.metric = route_metric; - route.rt_source = NM_IP_CONFIG_SOURCE_VPN; - - if (plen > 32 || plen == 0) - break; - route.plen = plen; - route.network = nm_utils_ip4_address_clear_host_address(route.network, plen); - - if (priv->ip4_external_gw && route.network == priv->ip4_external_gw - && route.plen == 32) { - /* 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. - */ - break; - } - - nm_ip4_config_add_route(config, &route, NULL); - break; - default: - break; - } - g_variant_unref(v); - } - g_variant_iter_free(iter); - } - - if (g_variant_lookup(dict, NM_VPN_PLUGIN_IP4_CONFIG_NEVER_DEFAULT, "b", &b)) - never_default = b; - - /* Merge in user overrides from the NMConnection's IPv4 setting */ - nm_ip4_config_merge_setting(config, - s_ip, - nm_setting_connection_get_mdns(s_con), - nm_setting_connection_get_llmnr(s_con), - route_table, - route_metric); - - if (!never_default && !nm_setting_ip_config_get_never_default(s_ip)) { - const NMPlatformIP4Route r = { - .ifindex = ip_ifindex, - .rt_source = NM_IP_CONFIG_SOURCE_VPN, - .gateway = priv->ip4_internal_gw, - .table_coerced = nm_platform_route_table_coerce(route_table), - .metric = route_metric, - .mss = mss, - }; - - nm_ip4_config_add_route(config, &r, NULL); - } - - nm_clear_pointer(&priv->ip4_dev_route_blacklist, g_ptr_array_unref); - - nm_ip4_config_add_dependent_routes(config, - route_table, - nm_vpn_connection_get_ip4_route_metric(self), - _is_device_vrf(self), - &priv->ip4_dev_route_blacklist); - - if (priv->ip4_config) { - nm_ip4_config_replace(priv->ip4_config, config, NULL); - g_object_unref(config); - } else { - priv->ip4_config = config; - nm_dbus_object_export(NM_DBUS_OBJECT(config)); - g_object_notify((GObject *) self, NM_ACTIVE_CONNECTION_IP4_CONFIG); - } - - nm_vpn_connection_config_maybe_complete(self, TRUE); -} - -static void -nm_vpn_connection_ip6_config_get(NMVpnConnection *self, GVariant *dict) -{ - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - NMPlatformIP6Address address; - guint32 u32, route_metric; - NMSettingIPConfig * s_ip; - guint32 route_table; - NMIP6Config * config; - GVariantIter * iter; - const char * str; - GVariant * v; - gboolean b; - int ip_ifindex; - guint32 mss = 0; - gboolean never_default = FALSE; - - g_return_if_fail(dict && g_variant_is_of_type(dict, G_VARIANT_TYPE_VARDICT)); - - _LOGI("VPN connection: (IP6 Config Get) reply received"); - - if (priv->vpn_state == STATE_CONNECT) - _set_vpn_state(self, STATE_IP_CONFIG_GET, NM_ACTIVE_CONNECTION_STATE_REASON_NONE, FALSE); - - if (priv->vpn_state > STATE_ACTIVATED) { - _LOGI("VPN connection: (IP6 Config Get) ignoring, the connection is no longer active"); - return; - } - - if (g_variant_n_children(dict) == 0) { - priv->has_ip6 = FALSE; - nm_vpn_connection_config_maybe_complete(self, TRUE); - return; - } - - ip_ifindex = nm_vpn_connection_get_ip_ifindex(self, TRUE); - if (ip_ifindex <= 0) - g_return_if_reached(); - - config = nm_ip6_config_new(nm_netns_get_multi_idx(priv->netns), ip_ifindex); - nm_ip6_config_set_dns_priority(config, NM_DNS_PRIORITY_DEFAULT_VPN); - - memset(&address, 0, sizeof(address)); - address.plen = 128; - - /* Internal address of the VPN subnet's gateway */ - nm_clear_g_free(&priv->ip6_internal_gw); - if (g_variant_lookup(dict, NM_VPN_PLUGIN_IP6_CONFIG_INT_GATEWAY, "@ay", &v)) { - priv->ip6_internal_gw = ip6_addr_dup_from_variant(v); - g_variant_unref(v); - } - - if (g_variant_lookup(dict, NM_VPN_PLUGIN_IP6_CONFIG_ADDRESS, "@ay", &v)) { - ip6_addr_from_variant(v, &address.address); - g_variant_unref(v); - } - - if (g_variant_lookup(dict, NM_VPN_PLUGIN_IP6_CONFIG_PTP, "@ay", &v)) { - ip6_addr_from_variant(v, &address.peer_address); - g_variant_unref(v); - } - - if (g_variant_lookup(dict, NM_VPN_PLUGIN_IP6_CONFIG_PREFIX, "u", &u32)) - address.plen = u32; - - if (!IN6_IS_ADDR_UNSPECIFIED(&address.address) && address.plen && address.plen <= 128) { - address.addr_source = NM_IP_CONFIG_SOURCE_VPN; - nm_ip6_config_add_address(config, &address); - } else { - _LOGW("invalid IP6 config received!"); - g_object_unref(config); - nm_vpn_connection_config_maybe_complete(self, FALSE); - return; - } - - if (g_variant_lookup(dict, NM_VPN_PLUGIN_IP6_CONFIG_DNS, "aay", &iter)) { - while (g_variant_iter_next(iter, "@ay", &v)) { - struct in6_addr dns; - - if (ip6_addr_from_variant(v, &dns)) - nm_ip6_config_add_nameserver(config, &dns); - g_variant_unref(v); - } - g_variant_iter_free(iter); - } - - if (g_variant_lookup(dict, NM_VPN_PLUGIN_IP6_CONFIG_MSS, "u", &u32)) - mss = u32; - - if (g_variant_lookup(dict, NM_VPN_PLUGIN_IP6_CONFIG_DOMAIN, "&s", &str)) - nm_ip6_config_add_domain(config, str); - - if (g_variant_lookup(dict, NM_VPN_PLUGIN_IP6_CONFIG_DOMAINS, "as", &iter)) { - while (g_variant_iter_next(iter, "&s", &str)) - nm_ip6_config_add_domain(config, str); - g_variant_iter_free(iter); - } - - route_table = get_route_table(self, AF_INET6, TRUE); - route_metric = nm_vpn_connection_get_ip6_route_metric(self); - s_ip = nm_connection_get_setting_ip6_config(_get_applied_connection(self)); - - if (nm_setting_ip_config_get_ignore_auto_routes(s_ip)) { - /* Ignore VPN routes */ - } else if (g_variant_lookup(dict, NM_VPN_PLUGIN_IP6_CONFIG_PRESERVE_ROUTES, "b", &b) && b) { - if (priv->ip6_config) { - NMDedupMultiIter ipconf_iter; - const NMPlatformIP6Route *route; - - nm_ip_config_iter_ip6_route_for_each (&ipconf_iter, priv->ip6_config, &route) - nm_ip6_config_add_route(config, route, NULL); - } - } else if (g_variant_lookup(dict, NM_VPN_PLUGIN_IP6_CONFIG_ROUTES, "a(ayuayu)", &iter)) { - GVariant *dest, *next_hop; - guint32 prefix, metric; - - while (g_variant_iter_next(iter, "(@ayu@ayu)", &dest, &prefix, &next_hop, &metric)) { - NMPlatformIP6Route route; - - memset(&route, 0, sizeof(route)); - - if (!ip6_addr_from_variant(dest, &route.network)) - goto next; - - if (prefix > 128 || prefix == 0) - goto next; - - route.plen = prefix; - ip6_addr_from_variant(next_hop, &route.gateway); - route.table_coerced = nm_platform_route_table_coerce(route_table); - route.metric = route_metric; - route.rt_source = NM_IP_CONFIG_SOURCE_VPN; - - nm_utils_ip6_address_clear_host_address(&route.network, &route.network, route.plen); - - if (priv->ip6_external_gw && IN6_ARE_ADDR_EQUAL(&route.network, priv->ip6_external_gw) - && route.plen == 128) { - /* Ignore host routes to the VPN gateway since NM adds one itself. - * 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. - */ - goto next; - } - - nm_ip6_config_add_route(config, &route, NULL); - -next: - g_variant_unref(dest); - g_variant_unref(next_hop); - } - g_variant_iter_free(iter); - } - - if (g_variant_lookup(dict, NM_VPN_PLUGIN_IP6_CONFIG_NEVER_DEFAULT, "b", &b)) - never_default = b; - - /* Merge in user overrides from the NMConnection's IPv6 setting */ - nm_ip6_config_merge_setting(config, s_ip, route_table, route_metric); - - if (!never_default && !nm_setting_ip_config_get_never_default(s_ip)) { - const NMPlatformIP6Route r = { - .ifindex = ip_ifindex, - .rt_source = NM_IP_CONFIG_SOURCE_VPN, - .gateway = *(priv->ip6_internal_gw ?: &in6addr_any), - .table_coerced = nm_platform_route_table_coerce(route_table), - .metric = route_metric, - .mss = mss, - }; - - nm_ip6_config_add_route(config, &r, NULL); - } - - nm_ip6_config_add_dependent_routes(config, route_table, route_metric, _is_device_vrf(self)); - - if (priv->ip6_config) { - nm_ip6_config_replace(priv->ip6_config, config, NULL); - g_object_unref(config); - } else { - priv->ip6_config = config; - nm_dbus_object_export(NM_DBUS_OBJECT(config)); - g_object_notify((GObject *) self, NM_ACTIVE_CONNECTION_IP6_CONFIG); - } - - nm_vpn_connection_config_maybe_complete(self, TRUE); -} - -static gboolean -connect_timeout_cb(gpointer user_data) -{ - NMVpnConnection * self = NM_VPN_CONNECTION(user_data); - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - - priv->connect_timeout = 0; - - /* Cancel activation if it's taken too long */ - if (priv->vpn_state == STATE_CONNECT || priv->vpn_state == STATE_IP_CONFIG_GET) { - _LOGW("VPN connection: connect timeout exceeded."); - _set_vpn_state(self, - STATE_FAILED, - NM_ACTIVE_CONNECTION_STATE_REASON_CONNECT_TIMEOUT, - FALSE); - } - - return FALSE; -} - -static void -connect_success(NMVpnConnection *self) -{ - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - NMSettingVpn * s_vpn; - guint32 timeout; - - s_vpn = nm_connection_get_setting_vpn(_get_applied_connection(self)); - g_assert(s_vpn); - - /* Timeout waiting for IP config signal from VPN service - * It is a configured value or 60 seconds */ - timeout = nm_setting_vpn_get_timeout(s_vpn); - if (timeout == 0) { - timeout = nm_config_data_get_connection_default_int64(NM_CONFIG_GET_DATA, - NM_CON_DEFAULT("vpn.timeout"), - NULL, - 1, - G_MAXUINT32, - 60); - } - priv->connect_timeout = g_timeout_add_seconds(timeout, connect_timeout_cb, self); - - nm_clear_pointer(&priv->connect_hash, g_variant_unref); -} - -static void -connect_cb(GDBusProxy *proxy, GAsyncResult *result, gpointer user_data) -{ - NMVpnConnection *self; - gs_unref_variant GVariant *reply = NULL; - gs_free_error GError *error = NULL; - - reply = g_dbus_proxy_call_finish(proxy, result, &error); - if (g_error_matches(error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) - return; - - self = NM_VPN_CONNECTION(user_data); - - if (error) { - g_dbus_error_strip_remote_error(error); - _LOGW("VPN connection: failed to connect: '%s'", error->message); - _set_vpn_state(self, - STATE_FAILED, - NM_ACTIVE_CONNECTION_STATE_REASON_SERVICE_START_FAILED, - FALSE); - } else - connect_success(self); -} - -static void -connect_interactive_cb(GDBusProxy *proxy, GAsyncResult *result, gpointer user_data) -{ - NMVpnConnection * self; - NMVpnConnectionPrivate *priv; - gs_unref_variant GVariant *reply = NULL; - gs_free_error GError *error = NULL; - - reply = g_dbus_proxy_call_finish(proxy, result, &error); - if (g_error_matches(error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) - return; - - self = NM_VPN_CONNECTION(user_data); - priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - - _LOGI("VPN connection: (ConnectInteractive) reply received"); - - if (g_error_matches(error, - NM_VPN_PLUGIN_ERROR, - NM_VPN_PLUGIN_ERROR_INTERACTIVE_NOT_SUPPORTED)) { - _LOGD("VPN connection: falling back to non-interactive connect"); - - /* Fall back to Connect() */ - g_dbus_proxy_call(priv->proxy, - "Connect", - g_variant_new("(@a{sa{sv}})", priv->connect_hash), - G_DBUS_CALL_FLAGS_NONE, - -1, - priv->cancellable, - (GAsyncReadyCallback) connect_cb, - self); - } else if (error) { - g_dbus_error_strip_remote_error(error); - _LOGW("VPN connection: failed to connect interactively: '%s'", error->message); - _set_vpn_state(self, - STATE_FAILED, - NM_ACTIVE_CONNECTION_STATE_REASON_SERVICE_START_FAILED, - FALSE); - } else - connect_success(self); -} - -/* Add a username to a hashed connection */ -static GVariant * -_hash_with_username(NMConnection *connection, const char *username) -{ - gs_unref_object NMConnection *dup = NULL; - NMSettingVpn * s_vpn; - - /* Shortcut if we weren't given a username or if there already was one in - * the VPN setting; don't bother duplicating the connection and everything. - */ - s_vpn = nm_connection_get_setting_vpn(connection); - g_assert(s_vpn); - if (username == NULL || nm_setting_vpn_get_user_name(s_vpn)) - return nm_connection_to_dbus(connection, NM_CONNECTION_SERIALIZE_ALL); - - dup = nm_simple_connection_new_clone(connection); - g_assert(dup); - s_vpn = nm_connection_get_setting_vpn(dup); - g_assert(s_vpn); - g_object_set(s_vpn, NM_SETTING_VPN_USER_NAME, username, NULL); - return nm_connection_to_dbus(dup, NM_CONNECTION_SERIALIZE_ALL); -} - -static void -really_activate(NMVpnConnection *self, const char *username) -{ - NMVpnConnectionPrivate *priv; - GVariantBuilder details; - - g_return_if_fail(NM_IS_VPN_CONNECTION(self)); - - priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - g_return_if_fail(priv->vpn_state == STATE_NEED_AUTH); - - nm_clear_pointer(&priv->connect_hash, g_variant_unref); - priv->connect_hash = _hash_with_username(_get_applied_connection(self), username); - g_variant_ref_sink(priv->connect_hash); - - /* 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. - */ - if (nm_agent_manager_all_agents_have_capability( - nm_agent_manager_get(), - nm_active_connection_get_subject(NM_ACTIVE_CONNECTION(self)), - NM_SECRET_AGENT_CAPABILITY_VPN_HINTS)) { - _LOGD("Allowing interactive secrets as all agents have that capability"); - - g_variant_builder_init(&details, G_VARIANT_TYPE_VARDICT); - g_dbus_proxy_call(priv->proxy, - "ConnectInteractive", - g_variant_new("(@a{sa{sv}}a{sv})", priv->connect_hash, &details), - G_DBUS_CALL_FLAGS_NONE, - -1, - priv->cancellable, - (GAsyncReadyCallback) connect_interactive_cb, - self); - } else { - _LOGD("Calling old Connect function as not all agents support interactive secrets"); - g_dbus_proxy_call(priv->proxy, - "Connect", - g_variant_new("(@a{sa{sv}})", priv->connect_hash), - G_DBUS_CALL_FLAGS_NONE, - -1, - priv->cancellable, - (GAsyncReadyCallback) connect_cb, - self); - } - - _set_vpn_state(self, STATE_CONNECT, NM_ACTIVE_CONNECTION_STATE_REASON_NONE, FALSE); -} - -static void -failure_cb(GDBusProxy *proxy, guint32 reason, gpointer user_data) -{ - NMVpnConnection *self = NM_VPN_CONNECTION(user_data); - - plugin_failed(self, reason); -} - -static void -state_changed_cb(GDBusProxy *proxy, guint32 new_service_state, gpointer user_data) -{ - NMVpnConnection *self = NM_VPN_CONNECTION(user_data); - - plugin_state_changed(self, new_service_state); -} - -static void -secrets_required_cb(GDBusProxy * proxy, - const char * message, - const char *const *secrets, - gpointer user_data) -{ - NMVpnConnection *self = NM_VPN_CONNECTION(user_data); - - plugin_interactive_secrets_required(self, message, secrets); -} - -static void -config_cb(GDBusProxy *proxy, GVariant *dict, gpointer user_data) -{ - NMVpnConnection * self = NM_VPN_CONNECTION(user_data); - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - - /* Only list to this signals during and after connection */ - if (priv->vpn_state >= STATE_NEED_AUTH) - nm_vpn_connection_config_get(self, dict); -} - -static void -ip4_config_cb(GDBusProxy *proxy, GVariant *dict, gpointer user_data) -{ - NMVpnConnection * self = NM_VPN_CONNECTION(user_data); - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - - /* Only list to this signals during and after connection */ - if (priv->vpn_state >= STATE_NEED_AUTH) - nm_vpn_connection_ip4_config_get(self, dict); -} - -static void -ip6_config_cb(GDBusProxy *proxy, GVariant *dict, gpointer user_data) -{ - NMVpnConnection * self = NM_VPN_CONNECTION(user_data); - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - - /* Only list to this signals during and after connection */ - if (priv->vpn_state >= STATE_NEED_AUTH) - nm_vpn_connection_ip6_config_get(self, dict); -} - -static void -_name_owner_changed(GObject *object, GParamSpec *pspec, gpointer user_data) -{ - NMVpnConnection * self = NM_VPN_CONNECTION(user_data); - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - char * owner; - - owner = g_dbus_proxy_get_name_owner(G_DBUS_PROXY(object)); - - if (owner && !priv->service_running) { - /* service appeared */ - priv->service_running = TRUE; - _LOGI("Saw the service appear; activating connection"); - - /* No need to wait for the timeout any longer */ - nm_clear_g_source(&priv->start_timeout); - - /* Expect success because the VPN service has already appeared */ - _nm_dbus_signal_connect(priv->proxy, - "Failure", - G_VARIANT_TYPE("(u)"), - G_CALLBACK(failure_cb), - self); - _nm_dbus_signal_connect(priv->proxy, - "StateChanged", - G_VARIANT_TYPE("(u)"), - G_CALLBACK(state_changed_cb), - self); - _nm_dbus_signal_connect(priv->proxy, - "SecretsRequired", - G_VARIANT_TYPE("(sas)"), - G_CALLBACK(secrets_required_cb), - self); - _nm_dbus_signal_connect(priv->proxy, - "Config", - G_VARIANT_TYPE("(a{sv})"), - G_CALLBACK(config_cb), - self); - _nm_dbus_signal_connect(priv->proxy, - "Ip4Config", - G_VARIANT_TYPE("(a{sv})"), - G_CALLBACK(ip4_config_cb), - self); - _nm_dbus_signal_connect(priv->proxy, - "Ip6Config", - G_VARIANT_TYPE("(a{sv})"), - G_CALLBACK(ip6_config_cb), - self); - - _set_vpn_state(self, STATE_NEED_AUTH, NM_ACTIVE_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(self, SECRETS_REQ_SYSTEM, NULL); - } else if (!owner && priv->service_running) { - /* service went away */ - priv->service_running = FALSE; - _LOGI("VPN service disappeared"); - nm_vpn_connection_disconnect(self, - NM_ACTIVE_CONNECTION_STATE_REASON_SERVICE_STOPPED, - FALSE); - } - - g_free(owner); -} - -static gboolean -_daemon_exec_timeout(gpointer data) -{ - NMVpnConnection * self = NM_VPN_CONNECTION(data); - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - - _LOGW("Timed out waiting for the service to start"); - priv->start_timeout = 0; - nm_vpn_connection_disconnect(self, - NM_ACTIVE_CONNECTION_STATE_REASON_SERVICE_START_TIMEOUT, - FALSE); - return G_SOURCE_REMOVE; -} - -static int -_get_log_level(void) -{ - NMLogLevel level; - - /* curiously enough, nm-logging also uses syslog. But it - * maps NMLogLevel differently to the syslog levels then we - * do here. - * - * The reason is, that LOG_NOTICE is already something worth - * highlighting in the journal, but we have 3 levels that are - * lower then LOG_NOTICE (LOGL_TRACE, LOGL_DEBUG, LOGL_INFO), - * On the other hand, syslog only defines LOG_DEBUG and LOG_INFO. - * Thus, we must map them differently. - * - * Inside the VPN plugin, you might want to treat LOG_NOTICE as - * as low severity, not worthy to be highlighted (like NM does). */ - - level = nm_logging_get_level(LOGD_VPN_PLUGIN); - if (level != _LOGL_OFF) { - if (level <= LOGL_TRACE) - return LOG_DEBUG; - if (level <= LOGL_DEBUG) - return LOG_INFO; - if (level <= LOGL_INFO) - return LOG_NOTICE; - if (level <= LOGL_WARN) - return LOG_WARNING; - if (level <= LOGL_ERR) - return LOG_ERR; - } - - return LOG_EMERG; -} - -static gboolean -nm_vpn_service_daemon_exec(NMVpnConnection *self, GError **error) -{ - NMVpnConnectionPrivate *priv; - GPid pid; - char * vpn_argv[4]; - gboolean success = FALSE; - GError * spawn_error = NULL; - guint i, j, n_environ; - gs_free char ** envp = NULL; - char env_log_level[NM_STRLEN("NM_VPN_LOG_LEVEL=") + 100]; - char env_log_syslog[NM_STRLEN("NM_VPN_LOG_SYSLOG=") + 10]; - const int N_ENVIRON_EXTRA = 3; - char ** p_environ; - - g_return_val_if_fail(NM_IS_VPN_CONNECTION(self), FALSE); - - priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - - i = 0; - vpn_argv[i++] = (char *) nm_vpn_plugin_info_get_program(priv->plugin_info); - g_return_val_if_fail(vpn_argv[0], FALSE); - if (nm_vpn_plugin_info_supports_multiple(priv->plugin_info)) { - vpn_argv[i++] = "--bus-name"; - vpn_argv[i++] = priv->bus_name; - } - vpn_argv[i++] = NULL; - - /* we include <unistd.h> and "config.h" defines _GNU_SOURCE for us. So, we have @environ. */ - p_environ = environ; - n_environ = p_environ ? g_strv_length(p_environ) : 0; - envp = g_new(char *, n_environ + N_ENVIRON_EXTRA); - for (i = 0, j = 0; j < n_environ; j++) { - if (g_str_has_prefix(p_environ[j], "NM_VPN_LOG_LEVEL=") - || g_str_has_prefix(p_environ[j], "NM_VPN_LOG_SYSLOG=")) - continue; - envp[i++] = p_environ[j]; - } - - /* NM_VPN_LOG_LEVEL: the syslog logging level for the plugin. */ - envp[i++] = nm_sprintf_buf(env_log_level, "NM_VPN_LOG_LEVEL=%d", _get_log_level()); - - /* NM_VPN_LOG_SYSLOG: whether to log to stdout or syslog. If NetworkManager itself runs in - * foreground, we also want the plugin to log to stdout. - * If the plugin runs in background, the plugin should prefer logging to syslog. Otherwise - * logging messages will be lost (unless using journald, in which case it wouldn't matter). */ - envp[i++] = nm_sprintf_buf(env_log_syslog, - "NM_VPN_LOG_SYSLOG=%c", - nm_logging_syslog_enabled() ? '1' : '0'); - - envp[i++] = NULL; - nm_assert(i <= n_environ + N_ENVIRON_EXTRA); - - success = g_spawn_async(NULL, vpn_argv, envp, 0, nm_utils_setpgid, NULL, &pid, &spawn_error); - - if (success) { - _LOGI("Started the VPN service, PID %ld", (long int) pid); - priv->start_timeout = g_timeout_add_seconds(5, _daemon_exec_timeout, self); - } else { - g_set_error(error, - NM_MANAGER_ERROR, - NM_MANAGER_ERROR_FAILED, - "%s", - spawn_error ? spawn_error->message : "unknown g_spawn_async() error"); - - if (spawn_error) - g_error_free(spawn_error); - } - - return success; -} - -static void -on_proxy_acquired(GObject *object, GAsyncResult *result, gpointer user_data) -{ - NMVpnConnection * self; - NMVpnConnectionPrivate *priv; - gs_free_error GError *error = NULL; - GDBusProxy * proxy; - - proxy = g_dbus_proxy_new_for_bus_finish(result, &error); - if (g_error_matches(error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) - return; - - self = NM_VPN_CONNECTION(user_data); - priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - - if (error) { - _LOGE("failed to acquire dbus proxy for VPN service: %s", error->message); - _set_vpn_state(self, - STATE_FAILED, - NM_ACTIVE_CONNECTION_STATE_REASON_SERVICE_START_FAILED, - FALSE); - return; - } - - priv->proxy = proxy; - - g_signal_connect(priv->proxy, "notify::g-name-owner", G_CALLBACK(_name_owner_changed), self); - _name_owner_changed(G_OBJECT(priv->proxy), NULL, self); - - if (priv->service_running) - return; - - if (!nm_vpn_service_daemon_exec(self, &error)) { - _LOGW("Could not launch the VPN service. error: %s.", error->message); - - nm_vpn_connection_disconnect(self, - NM_ACTIVE_CONNECTION_STATE_REASON_SERVICE_START_FAILED, - FALSE); - } -} - -void -nm_vpn_connection_activate(NMVpnConnection *self, NMVpnPluginInfo *plugin_info) -{ - NMVpnConnectionPrivate *priv; - NMSettingVpn * s_vpn; - const char * service; - - g_return_if_fail(NM_IS_VPN_CONNECTION(self)); - g_return_if_fail(NM_IS_VPN_PLUGIN_INFO(plugin_info)); - - priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - g_return_if_fail(!priv->plugin_info); - - s_vpn = nm_connection_get_setting_vpn(_get_applied_connection(self)); - g_return_if_fail(s_vpn); - - service = nm_vpn_plugin_info_get_service(plugin_info); - nm_assert(service); - - if (nm_vpn_plugin_info_supports_multiple(plugin_info)) { - const char *path; - - path = nm_dbus_object_get_path(NM_DBUS_OBJECT(self)); - if (path) - path = strrchr(path, '/'); - g_return_if_fail(path); - - priv->bus_name = g_strdup_printf("%s.Connection_%s", service, &path[1]); - } else - priv->bus_name = g_strdup(service); - - priv->connection_can_persist = nm_setting_vpn_get_persistent(s_vpn); - priv->plugin_info = g_object_ref(plugin_info); - priv->cancellable = g_cancellable_new(); - - g_dbus_proxy_new_for_bus(G_BUS_TYPE_SYSTEM, - G_DBUS_PROXY_FLAGS_DO_NOT_LOAD_PROPERTIES, - NULL, - priv->bus_name, - NM_VPN_DBUS_PLUGIN_PATH, - NM_VPN_DBUS_PLUGIN_INTERFACE, - priv->cancellable, - (GAsyncReadyCallback) on_proxy_acquired, - self); - - _set_vpn_state(self, STATE_PREPARE, NM_ACTIVE_CONNECTION_STATE_REASON_NONE, FALSE); -} - -NMVpnConnectionState -nm_vpn_connection_get_vpn_state(NMVpnConnection *self) -{ - g_return_val_if_fail(NM_IS_VPN_CONNECTION(self), NM_VPN_CONNECTION_STATE_UNKNOWN); - - return _state_to_nm_vpn_state(NM_VPN_CONNECTION_GET_PRIVATE(self)->vpn_state); -} - -const char * -nm_vpn_connection_get_banner(NMVpnConnection *self) -{ - g_return_val_if_fail(NM_IS_VPN_CONNECTION(self), NULL); - - return NM_VPN_CONNECTION_GET_PRIVATE(self)->banner; -} - -NMProxyConfig * -nm_vpn_connection_get_proxy_config(NMVpnConnection *self) -{ - g_return_val_if_fail(NM_IS_VPN_CONNECTION(self), NULL); - - return NM_VPN_CONNECTION_GET_PRIVATE(self)->proxy_config; -} - -NMIP4Config * -nm_vpn_connection_get_ip4_config(NMVpnConnection *self) -{ - g_return_val_if_fail(NM_IS_VPN_CONNECTION(self), NULL); - - return NM_VPN_CONNECTION_GET_PRIVATE(self)->ip4_config; -} - -NMIP6Config * -nm_vpn_connection_get_ip6_config(NMVpnConnection *self) -{ - g_return_val_if_fail(NM_IS_VPN_CONNECTION(self), NULL); - - return NM_VPN_CONNECTION_GET_PRIVATE(self)->ip6_config; -} - -static int -_get_ip_iface_for_device(NMVpnConnection *self, const char **out_iface) -{ - NMDevice * parent_dev; - int ifindex; - const char *iface; - - nm_assert(NM_IS_VPN_CONNECTION(self)); - - /* the ifindex and the ifname in this case should come together. - * They either must be both set, or none. */ - - parent_dev = nm_active_connection_get_device(NM_ACTIVE_CONNECTION(self)); - if (!parent_dev) - goto none; - ifindex = nm_device_get_ip_ifindex(parent_dev); - if (ifindex <= 0) - goto none; - iface = nm_device_get_ip_iface(parent_dev); - if (!iface) - goto none; - - NM_SET_OUT(out_iface, iface); - return ifindex; -none: - NM_SET_OUT(out_iface, NULL); - return 0; -} - -const char * -nm_vpn_connection_get_ip_iface(NMVpnConnection *self, gboolean fallback_device) -{ - NMVpnConnectionPrivate *priv; - const char * iface; - - g_return_val_if_fail(NM_IS_VPN_CONNECTION(self), NULL); - - priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - - if (priv->ip_iface || !fallback_device) - return priv->ip_iface; - - _get_ip_iface_for_device(self, &iface); - return iface; -} - -int -nm_vpn_connection_get_ip_ifindex(NMVpnConnection *self, gboolean fallback_device) -{ - NMVpnConnectionPrivate *priv; - - g_return_val_if_fail(NM_IS_VPN_CONNECTION(self), 0); - - priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - - if (priv->ip_ifindex > 0) - return priv->ip_ifindex; - if (!fallback_device) - return 0; - - return _get_ip_iface_for_device(self, NULL); -} - -guint32 -nm_vpn_connection_get_ip4_internal_gateway(NMVpnConnection *self) -{ - g_return_val_if_fail(NM_IS_VPN_CONNECTION(self), 0); - - return NM_VPN_CONNECTION_GET_PRIVATE(self)->ip4_internal_gw; -} - -struct in6_addr * -nm_vpn_connection_get_ip6_internal_gateway(NMVpnConnection *self) -{ - g_return_val_if_fail(NM_IS_VPN_CONNECTION(self), 0); - - return NM_VPN_CONNECTION_GET_PRIVATE(self)->ip6_internal_gw; -} - -void -nm_vpn_connection_disconnect(NMVpnConnection * self, - NMActiveConnectionStateReason reason, - gboolean quitting) -{ - g_return_if_fail(NM_IS_VPN_CONNECTION(self)); - - _set_vpn_state(self, STATE_DISCONNECTED, reason, quitting); -} - -gboolean -nm_vpn_connection_deactivate(NMVpnConnection * self, - NMActiveConnectionStateReason reason, - gboolean quitting) -{ - NMVpnConnectionPrivate *priv; - gboolean success = FALSE; - - g_return_val_if_fail(NM_IS_VPN_CONNECTION(self), FALSE); - - priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - if (priv->vpn_state > STATE_UNKNOWN && priv->vpn_state <= STATE_DEACTIVATING) { - _set_vpn_state(self, STATE_DEACTIVATING, reason, quitting); - success = TRUE; - } - return success; -} - -/*****************************************************************************/ - -static void -plugin_need_secrets_cb(GDBusProxy *proxy, GAsyncResult *result, gpointer user_data) -{ - NMVpnConnection * self; - NMVpnConnectionPrivate *priv; - gs_unref_variant GVariant *reply = NULL; - gs_free_error GError *error = NULL; - const char * setting_name; - - reply = _nm_dbus_proxy_call_finish(proxy, result, G_VARIANT_TYPE("(s)"), &error); - if (g_error_matches(error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) - return; - - self = NM_VPN_CONNECTION(user_data); - priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - - if (error) { - g_dbus_error_strip_remote_error(error); - _LOGE("plugin NeedSecrets request #%d failed: %s", priv->secrets_idx + 1, error->message); - _set_vpn_state(self, STATE_FAILED, NM_ACTIVE_CONNECTION_STATE_REASON_NO_SECRETS, FALSE); - return; - } - - g_variant_get(reply, "(&s)", &setting_name); - if (!strlen(setting_name)) { - _LOGD("service indicated no additional secrets required"); - - /* No secrets required; we can start the VPN */ - really_activate(self, priv->username); - return; - } - - /* More secrets required */ - if (priv->secrets_idx == SECRETS_REQ_NEW) { - _LOGE("final secrets request failed to provide sufficient secrets"); - _set_vpn_state(self, STATE_FAILED, NM_ACTIVE_CONNECTION_STATE_REASON_NO_SECRETS, FALSE); - } else { - _LOGD("service indicated additional secrets required"); - get_secrets(self, priv->secrets_idx + 1, NULL); - } -} - -static void -plugin_new_secrets_cb(GDBusProxy *proxy, GAsyncResult *result, gpointer user_data) -{ - NMVpnConnection *self; - gs_unref_variant GVariant *reply = NULL; - gs_free_error GError *error = NULL; - - reply = g_dbus_proxy_call_finish(proxy, result, &error); - if (g_error_matches(error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) - return; - - self = NM_VPN_CONNECTION(user_data); - - if (error) { - g_dbus_error_strip_remote_error(error); - _LOGE("sending new secrets to the plugin failed: %s", error->message); - _set_vpn_state(self, STATE_FAILED, NM_ACTIVE_CONNECTION_STATE_REASON_NO_SECRETS, FALSE); - } else - _set_vpn_state(self, STATE_CONNECT, NM_ACTIVE_CONNECTION_STATE_REASON_NONE, FALSE); -} - -static void -get_secrets_cb(NMSettingsConnection * connection, - NMSettingsConnectionCallId *call_id, - const char * agent_username, - const char * setting_name, - GError * error, - gpointer user_data) -{ - NMVpnConnection * self = NM_VPN_CONNECTION(user_data); - NMVpnConnectionPrivate *priv; - GVariant * dict; - - g_return_if_fail(NM_IS_VPN_CONNECTION(self)); - - priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - - g_return_if_fail(connection && connection == _get_settings_connection(self, FALSE)); - g_return_if_fail(call_id == priv->secrets_id); - - priv->secrets_id = NULL; - - if (g_error_matches(error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) - return; - - if (error && priv->secrets_idx >= SECRETS_REQ_NEW) { - _LOGE("Failed to request VPN secrets #%d: %s", priv->secrets_idx + 1, error->message); - _set_vpn_state(self, STATE_FAILED, NM_ACTIVE_CONNECTION_STATE_REASON_NO_SECRETS, FALSE); - return; - } - - /* Cache the username for later */ - if (agent_username) { - g_free(priv->username); - priv->username = g_strdup(agent_username); - } - - dict = _hash_with_username(_get_applied_connection(self), priv->username); - - if (priv->secrets_idx == SECRETS_REQ_INTERACTIVE) { - _LOGD("sending secrets to the plugin"); - - /* Send the secrets back to the plugin */ - g_dbus_proxy_call(priv->proxy, - "NewSecrets", - g_variant_new("(@a{sa{sv}})", dict), - G_DBUS_CALL_FLAGS_NONE, - -1, - priv->cancellable, - (GAsyncReadyCallback) plugin_new_secrets_cb, - self); - } else { - _LOGD("asking service if additional secrets are required"); - - /* Ask the VPN service if more secrets are required */ - g_dbus_proxy_call(priv->proxy, - "NeedSecrets", - g_variant_new("(@a{sa{sv}})", dict), - G_DBUS_CALL_FLAGS_NONE, - -1, - priv->cancellable, - (GAsyncReadyCallback) plugin_need_secrets_cb, - self); - } -} - -static void -get_secrets(NMVpnConnection *self, SecretsReq secrets_idx, const char *const *hints) -{ - NMVpnConnectionPrivate * priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - NMSecretAgentGetSecretsFlags flags = NM_SECRET_AGENT_GET_SECRETS_FLAG_NONE; - - g_return_if_fail(secrets_idx < SECRETS_REQ_LAST); - priv->secrets_idx = secrets_idx; - - cancel_get_secrets(self); - - _LOGD("requesting VPN secrets pass #%d", priv->secrets_idx + 1); - - switch (priv->secrets_idx) { - case SECRETS_REQ_SYSTEM: - flags = NM_SECRET_AGENT_GET_SECRETS_FLAG_ONLY_SYSTEM; - break; - case SECRETS_REQ_EXISTING: - flags = NM_SECRET_AGENT_GET_SECRETS_FLAG_NONE; - break; - case SECRETS_REQ_NEW: - case SECRETS_REQ_INTERACTIVE: - flags = NM_SECRET_AGENT_GET_SECRETS_FLAG_ALLOW_INTERACTION; - break; - default: - g_assert_not_reached(); - } - - if (nm_active_connection_get_user_requested(NM_ACTIVE_CONNECTION(self))) - flags |= NM_SECRET_AGENT_GET_SECRETS_FLAG_USER_REQUESTED; - - priv->secrets_id = nm_settings_connection_get_secrets( - _get_settings_connection(self, FALSE), - _get_applied_connection(self), - nm_active_connection_get_subject(NM_ACTIVE_CONNECTION(self)), - NM_SETTING_VPN_SETTING_NAME, - flags, - hints, - get_secrets_cb, - self); - g_return_if_fail(priv->secrets_id); -} - -static void -plugin_interactive_secrets_required(NMVpnConnection * self, - const char * message, - const char *const *secrets) -{ - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - const gsize secrets_len = NM_PTRARRAY_LEN(secrets); - gsize i; - gs_free const char ** hints = NULL; - gs_free char * message_hint = NULL; - - if (!NM_IN_SET(priv->vpn_state, STATE_CONNECT, STATE_NEED_AUTH)) { - _LOGD("VPN plugin: requested secrets; state %s (%d); ignore request in current state", - vpn_state_to_string_a(priv->vpn_state), - priv->vpn_state); - return; - } - - _LOGI("VPN plugin: requested secrets; state %s (%d)", - vpn_state_to_string_a(priv->vpn_state), - priv->vpn_state); - - priv->secrets_idx = SECRETS_REQ_INTERACTIVE; - _set_vpn_state(self, STATE_NEED_AUTH, NM_ACTIVE_CONNECTION_STATE_REASON_NONE, FALSE); - - /* Copy hints and add message to the end */ - hints = g_new(const char *, secrets_len + 2); - for (i = 0; i < secrets_len; i++) - hints[i] = secrets[i]; - if (message) { - message_hint = g_strdup_printf("x-vpn-message:%s", message); - hints[i++] = message_hint; - } - hints[i] = NULL; - nm_assert(i < secrets_len + 2); - - get_secrets(self, SECRETS_REQ_INTERACTIVE, hints); -} - -/*****************************************************************************/ - -static void -device_changed(NMActiveConnection *active, NMDevice *new_device, NMDevice *old_device) -{ - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(active); - - if (!_service_and_connection_can_persist(NM_VPN_CONNECTION(active))) - return; - if (priv->vpn_state < STATE_CONNECT || priv->vpn_state > STATE_ACTIVATED) - return; - - /* Route-based VPNs must update their routing and send a new IP config - * since all their routes need to be adjusted for new_device. - */ - if (priv->ip_ifindex <= 0) - return; - - /* Device changed underneath the VPN connection. Let the plugin figure - * out that connectivity is down and start its reconnect attempt if it - * needs to. - */ - if (old_device) - remove_parent_device_config(NM_VPN_CONNECTION(active), old_device); - - if (new_device) - apply_parent_device_config(NM_VPN_CONNECTION(active)); -} - -/*****************************************************************************/ - -static void -nm_vpn_connection_init(NMVpnConnection *self) -{ - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - - priv->vpn_state = STATE_WAITING; - priv->secrets_idx = SECRETS_REQ_SYSTEM; - priv->netns = g_object_ref(nm_netns_get()); -} - -static void -dispose(GObject *object) -{ - NMVpnConnection * self = NM_VPN_CONNECTION(object); - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(self); - - if (priv->proxy) - g_signal_handlers_disconnect_by_data(priv->proxy, self); - - nm_clear_g_source(&priv->start_timeout); - - nm_clear_pointer(&priv->connect_hash, g_variant_unref); - - nm_clear_pointer(&priv->ip4_dev_route_blacklist, g_ptr_array_unref); - - nm_clear_g_source(&priv->connect_timeout); - - dispatcher_cleanup(self); - - cancel_get_secrets(self); - - nm_clear_g_cancellable(&priv->cancellable); - - g_clear_object(&priv->proxy_config); - nm_dbus_object_clear_and_unexport(&priv->ip4_config); - nm_dbus_object_clear_and_unexport(&priv->ip6_config); - g_clear_object(&priv->proxy); - g_clear_object(&priv->plugin_info); - - fw_call_cleanup(self); - - nm_pacrunner_manager_remove_clear(&priv->pacrunner_conf_id); - - G_OBJECT_CLASS(nm_vpn_connection_parent_class)->dispose(object); -} - -static void -finalize(GObject *object) -{ - NMVpnConnectionPrivate *priv = NM_VPN_CONNECTION_GET_PRIVATE(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); - - g_clear_object(&priv->netns); -} - -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, _state_to_nm_vpn_state(priv->vpn_state)); - break; - case PROP_BANNER: - g_value_set_string(value, priv->banner ?: ""); - break; - case PROP_IP4_CONFIG: - nm_dbus_utils_g_value_set_object_path(value, - ip_config_valid(priv->vpn_state) ? priv->ip4_config - : NULL); - break; - case PROP_IP6_CONFIG: - nm_dbus_utils_g_value_set_object_path(value, - ip_config_valid(priv->vpn_state) ? priv->ip6_config - : NULL); - break; - case PROP_MASTER: - parent_dev = nm_active_connection_get_device(NM_ACTIVE_CONNECTION(object)); - nm_dbus_utils_g_value_set_object_path(value, parent_dev); - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec); - break; - } -} - -static const GDBusSignalInfo signal_info_vpn_state_changed = NM_DEFINE_GDBUS_SIGNAL_INFO_INIT( - "VpnStateChanged", - .args = NM_DEFINE_GDBUS_ARG_INFOS(NM_DEFINE_GDBUS_ARG_INFO("state", "u"), - NM_DEFINE_GDBUS_ARG_INFO("reason", "u"), ), ); - -static const NMDBusInterfaceInfoExtended interface_info_vpn_connection = { - .parent = NM_DEFINE_GDBUS_INTERFACE_INFO_INIT( - NM_DBUS_INTERFACE_VPN_CONNECTION, - .signals = NM_DEFINE_GDBUS_SIGNAL_INFOS(&nm_signal_info_property_changed_legacy, - &signal_info_vpn_state_changed, ), - .properties = NM_DEFINE_GDBUS_PROPERTY_INFOS( - NM_DEFINE_DBUS_PROPERTY_INFO_EXTENDED_READABLE_L("VpnState", - "u", - NM_VPN_CONNECTION_VPN_STATE), - NM_DEFINE_DBUS_PROPERTY_INFO_EXTENDED_READABLE_L("Banner", - "s", - NM_VPN_CONNECTION_BANNER), ), ), - .legacy_property_changed = TRUE, -}; - -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); - NMDBusObjectClass * dbus_object_class = NM_DBUS_OBJECT_CLASS(connection_class); - - dbus_object_class->interface_infos = NM_DBUS_INTERFACE_INFOS(&interface_info_vpn_connection); - - object_class->get_property = get_property; - object_class->dispose = dispose; - object_class->finalize = finalize; - - active_class->device_state_changed = device_state_changed; - active_class->device_changed = device_changed; - - obj_properties[PROP_VPN_STATE] = g_param_spec_uint(NM_VPN_CONNECTION_VPN_STATE, - "", - "", - NM_VPN_CONNECTION_STATE_UNKNOWN, - NM_VPN_CONNECTION_STATE_DISCONNECTED, - NM_VPN_CONNECTION_STATE_UNKNOWN, - G_PARAM_READABLE | G_PARAM_STATIC_STRINGS); - - obj_properties[PROP_BANNER] = g_param_spec_string(NM_VPN_CONNECTION_BANNER, - "", - "", - NULL, - G_PARAM_READABLE | G_PARAM_STATIC_STRINGS); - - g_object_class_install_properties(object_class, _PROPERTY_ENUMS_LAST, obj_properties); - - g_object_class_override_property(object_class, PROP_MASTER, NM_ACTIVE_CONNECTION_MASTER); - 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[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, - NULL, - G_TYPE_NONE, - 3, - G_TYPE_UINT, - G_TYPE_UINT, - G_TYPE_UINT); - - signals[INTERNAL_RETRY_AFTER_FAILURE] = - g_signal_new(NM_VPN_CONNECTION_INTERNAL_RETRY_AFTER_FAILURE, - G_OBJECT_CLASS_TYPE(object_class), - G_SIGNAL_RUN_FIRST, - 0, - NULL, - NULL, - NULL, - G_TYPE_NONE, - 0); -} diff --git a/src/vpn/nm-vpn-connection.h b/src/vpn/nm-vpn-connection.h deleted file mode 100644 index 9cf80a1e..00000000 --- a/src/vpn/nm-vpn-connection.h +++ /dev/null @@ -1,69 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0+ */ -/* - * Copyright (C) 2005 - 2011 Red Hat, Inc. - * Copyright (C) 2006 - 2008 Novell, Inc. - */ - -#ifndef __NM_VPN_CONNECTION_H__ -#define __NM_VPN_CONNECTION_H__ - -#include "nm-vpn-dbus-interface.h" -#include "devices/nm-device.h" -#include "nm-libnm-core-intern/nm-auth-subject.h" -#include "nm-active-connection.h" -#include "nm-vpn-plugin-info.h" - -#define NM_TYPE_VPN_CONNECTION (nm_vpn_connection_get_type()) -#define NM_VPN_CONNECTION(obj) \ - (G_TYPE_CHECK_INSTANCE_CAST((obj), NM_TYPE_VPN_CONNECTION, NMVpnConnection)) -#define NM_VPN_CONNECTION_CLASS(klass) \ - (G_TYPE_CHECK_CLASS_CAST((klass), NM_TYPE_VPN_CONNECTION, NMVpnConnectionClass)) -#define NM_IS_VPN_CONNECTION(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), NM_TYPE_VPN_CONNECTION)) -#define NM_IS_VPN_CONNECTION_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), NM_TYPE_VPN_CONNECTION)) -#define NM_VPN_CONNECTION_GET_CLASS(obj) \ - (G_TYPE_INSTANCE_GET_CLASS((obj), NM_TYPE_VPN_CONNECTION, NMVpnConnectionClass)) - -/* Properties */ -#define NM_VPN_CONNECTION_VPN_STATE "vpn-state" -#define NM_VPN_CONNECTION_BANNER "banner" - -/* Signals */ -#define NM_VPN_CONNECTION_INTERNAL_STATE_CHANGED "internal-state-changed" -#define NM_VPN_CONNECTION_INTERNAL_RETRY_AFTER_FAILURE "internal-retry-after-failure" - -typedef struct _NMVpnConnectionClass NMVpnConnectionClass; - -GType nm_vpn_connection_get_type(void); - -NMVpnConnection *nm_vpn_connection_new(NMSettingsConnection * settings_connection, - NMDevice * parent_device, - const char * specific_object, - NMActivationReason activation_reason, - NMActivationStateFlags initial_state_flags, - NMAuthSubject * subject); - -void nm_vpn_connection_activate(NMVpnConnection *self, NMVpnPluginInfo *plugin_info); -NMVpnConnectionState nm_vpn_connection_get_vpn_state(NMVpnConnection *self); -const char * nm_vpn_connection_get_banner(NMVpnConnection *self); -const char * nm_vpn_connection_get_service(NMVpnConnection *self); - -gboolean nm_vpn_connection_deactivate(NMVpnConnection * self, - NMActiveConnectionStateReason reason, - gboolean quitting); -void nm_vpn_connection_disconnect(NMVpnConnection * self, - NMActiveConnectionStateReason reason, - gboolean quitting); - -NMProxyConfig *nm_vpn_connection_get_proxy_config(NMVpnConnection *self); - -NMIP4Config * nm_vpn_connection_get_ip4_config(NMVpnConnection *self); -NMIP6Config * nm_vpn_connection_get_ip6_config(NMVpnConnection *self); -const char * nm_vpn_connection_get_ip_iface(NMVpnConnection *self, gboolean fallback_device); -int nm_vpn_connection_get_ip_ifindex(NMVpnConnection *self, gboolean fallback_device); -guint32 nm_vpn_connection_get_ip4_internal_gateway(NMVpnConnection *self); -struct in6_addr *nm_vpn_connection_get_ip6_internal_gateway(NMVpnConnection *self); - -guint32 nm_vpn_connection_get_ip4_route_metric(NMVpnConnection *self); -guint32 nm_vpn_connection_get_ip6_route_metric(NMVpnConnection *self); - -#endif /* __NM_VPN_CONNECTION_H__ */ diff --git a/src/vpn/nm-vpn-manager.c b/src/vpn/nm-vpn-manager.c deleted file mode 100644 index 607ad7f3..00000000 --- a/src/vpn/nm-vpn-manager.c +++ /dev/null @@ -1,282 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0+ */ -/* - * Copyright (C) 2005 - 2012 Red Hat, Inc. - * Copyright (C) 2006 - 2008 Novell, Inc. - */ - -#include "nm-default.h" - -#include "nm-vpn-manager.h" - -#include "nm-vpn-plugin-info.h" -#include "nm-vpn-connection.h" -#include "nm-setting-vpn.h" -#include "nm-vpn-dbus-interface.h" -#include "nm-core-internal.h" - -typedef struct { - GSList * plugins; - GFileMonitor *monitor_etc; - GFileMonitor *monitor_lib; - gulong monitor_id_etc; - gulong monitor_id_lib; - - /* This is only used for services that don't support multiple - * connections, to guard access to them. */ - GHashTable *active_services; -} NMVpnManagerPrivate; - -struct _NMVpnManager { - GObject parent; - NMVpnManagerPrivate _priv; -}; - -struct _NMVpnManagerClass { - GObjectClass parent; -}; - -G_DEFINE_TYPE(NMVpnManager, nm_vpn_manager, G_TYPE_OBJECT) - -#define NM_VPN_MANAGER_GET_PRIVATE(self) _NM_GET_PRIVATE(self, NMVpnManager, NM_IS_VPN_MANAGER) - -/*****************************************************************************/ - -static void -vpn_state_changed(NMVpnConnection *vpn, GParamSpec *pspec, NMVpnManager *manager) -{ - NMVpnManagerPrivate * priv = NM_VPN_MANAGER_GET_PRIVATE(manager); - NMActiveConnectionState state = nm_active_connection_get_state(NM_ACTIVE_CONNECTION(vpn)); - const char * service_name = nm_vpn_connection_get_service(vpn); - - if (state == NM_ACTIVE_CONNECTION_STATE_DEACTIVATED) { - g_hash_table_remove(priv->active_services, service_name); - g_signal_handlers_disconnect_by_func(vpn, vpn_state_changed, manager); - g_object_unref(manager); - } -} - -gboolean -nm_vpn_manager_activate_connection(NMVpnManager *manager, NMVpnConnection *vpn, GError **error) -{ - NMVpnManagerPrivate *priv; - NMVpnPluginInfo * plugin_info; - const char * service_name; - NMDevice * device; - - g_return_val_if_fail(NM_IS_VPN_MANAGER(manager), FALSE); - g_return_val_if_fail(NM_IS_VPN_CONNECTION(vpn), FALSE); - g_return_val_if_fail(!error || !*error, FALSE); - - priv = NM_VPN_MANAGER_GET_PRIVATE(manager); - device = nm_active_connection_get_device(NM_ACTIVE_CONNECTION(vpn)); - g_assert(device); - if (nm_device_get_state(device) != NM_DEVICE_STATE_ACTIVATED - && nm_device_get_state(device) != NM_DEVICE_STATE_SECONDARIES) { - g_set_error_literal(error, - NM_MANAGER_ERROR, - NM_MANAGER_ERROR_DEPENDENCY_FAILED, - "The base device for the VPN connection was not active."); - return FALSE; - } - - service_name = nm_vpn_connection_get_service(vpn); - - plugin_info = nm_vpn_plugin_info_list_find_by_service(priv->plugins, service_name); - if (!plugin_info) { - g_set_error(error, - NM_MANAGER_ERROR, - NM_MANAGER_ERROR_CONNECTION_NOT_AVAILABLE, - "The VPN service '%s' was not installed.", - service_name); - return FALSE; - } - - if (!nm_vpn_plugin_info_supports_multiple(plugin_info) - && g_hash_table_contains(priv->active_services, service_name)) { - g_set_error(error, - NM_MANAGER_ERROR, - NM_MANAGER_ERROR_CONNECTION_NOT_AVAILABLE, - "The '%s' plugin only supports a single active connection.", - nm_vpn_plugin_info_get_name(plugin_info)); - return FALSE; - } - - nm_vpn_connection_activate(vpn, plugin_info); - - if (!nm_vpn_plugin_info_supports_multiple(plugin_info)) { - /* Block activations of the connections of the same service type. */ - g_hash_table_add(priv->active_services, g_strdup(service_name)); - g_signal_connect(vpn, - "notify::" NM_ACTIVE_CONNECTION_STATE, - G_CALLBACK(vpn_state_changed), - g_object_ref(manager)); - } - - return TRUE; -} - -/*****************************************************************************/ - -static void -try_add_plugin(NMVpnManager *self, NMVpnPluginInfo *plugin_info) -{ - NMVpnManagerPrivate *priv = NM_VPN_MANAGER_GET_PRIVATE(self); - const char * program; - - program = nm_vpn_plugin_info_get_program(plugin_info); - if (!program || !*program) - return; - - /* Make sure we don't add dupes. - * We don't really allow reload of the same file. What we do allow is however to - * delete a file and re-add it. */ - if (nm_vpn_plugin_info_list_find_by_filename(priv->plugins, - nm_vpn_plugin_info_get_filename(plugin_info))) - return; - if (!nm_vpn_plugin_info_list_add(&priv->plugins, plugin_info, NULL)) - return; -} - -static void -vpn_dir_changed(GFileMonitor * monitor, - GFile * file, - GFile * other_file, - GFileMonitorEvent event_type, - gpointer user_data) -{ - NMVpnManager * self = NM_VPN_MANAGER(user_data); - NMVpnManagerPrivate *priv = NM_VPN_MANAGER_GET_PRIVATE(self); - NMVpnPluginInfo * plugin_info; - gs_free char * path = NULL; - GError * error = NULL; - - path = g_file_get_path(file); - if (!nm_vpn_plugin_info_validate_filename(path)) - return; - - switch (event_type) { - case G_FILE_MONITOR_EVENT_DELETED: - plugin_info = nm_vpn_plugin_info_list_find_by_filename(priv->plugins, path); - if (!plugin_info) - break; - - nm_log_dbg(LOGD_VPN, "vpn: service file %s deleted", path); - nm_vpn_plugin_info_list_remove(&priv->plugins, plugin_info); - break; - case G_FILE_MONITOR_EVENT_CREATED: - case G_FILE_MONITOR_EVENT_CHANGES_DONE_HINT: - plugin_info = nm_vpn_plugin_info_list_find_by_filename(priv->plugins, path); - if (plugin_info) { - /* we don't support reloading an existing plugin. You can only remove the file - * and re-add it. By reloading we want to support the use case of installing - * a VPN plugin after NM started. No need to burden ourself with a complete - * reload. */ - break; - } - - if (!_nm_vpn_plugin_info_check_file(path, TRUE, TRUE, 0, NULL, NULL, &error)) { - nm_log_dbg(LOGD_VPN, "vpn: ignore changed service file %s (%s)", path, error->message); - g_clear_error(&error); - break; - } - plugin_info = nm_vpn_plugin_info_new_from_file(path, &error); - if (!plugin_info) { - nm_log_dbg(LOGD_VPN, - "vpn: ignore changed service file %s due to invalid content (%s)", - path, - error->message); - g_clear_error(&error); - break; - } - - nm_log_dbg(LOGD_VPN, "vpn: service file %s created or modified", path); - try_add_plugin(self, plugin_info); - g_object_unref(plugin_info); - break; - default: - nm_log_dbg(LOGD_VPN, "vpn: service file %s change event %d", path, event_type); - break; - } -} - -/*****************************************************************************/ - -NM_DEFINE_SINGLETON_GETTER(NMVpnManager, nm_vpn_manager_get, NM_TYPE_VPN_MANAGER); - -static void -nm_vpn_manager_init(NMVpnManager *self) -{ - NMVpnManagerPrivate *priv = NM_VPN_MANAGER_GET_PRIVATE(self); - GFile * file; - GSList * infos, *info; - const char * conf_dir_etc = _nm_vpn_plugin_info_get_default_dir_etc(); - const char * conf_dir_lib = _nm_vpn_plugin_info_get_default_dir_lib(); - - /* Watch the VPN directory for changes */ - file = g_file_new_for_path(conf_dir_lib); - priv->monitor_lib = g_file_monitor_directory(file, G_FILE_MONITOR_NONE, NULL, NULL); - g_object_unref(file); - if (priv->monitor_lib) { - priv->monitor_id_lib = - g_signal_connect(priv->monitor_lib, "changed", G_CALLBACK(vpn_dir_changed), self); - } - - file = g_file_new_for_path(conf_dir_etc); - priv->monitor_etc = g_file_monitor_directory(file, G_FILE_MONITOR_NONE, NULL, NULL); - g_object_unref(file); - if (priv->monitor_etc) { - priv->monitor_id_etc = - g_signal_connect(priv->monitor_etc, "changed", G_CALLBACK(vpn_dir_changed), self); - } - - /* first read conf_dir_lib. The name files are not really user configuration, but - * plugin configuration. Hence we expect ~newer~ plugins to install their files - * in /usr/lib/NetworkManager. We want to prefer those files. - * In case of no-conflict, the order doesn't matter. */ - infos = _nm_vpn_plugin_info_list_load_dir(conf_dir_lib, TRUE, 0, NULL, NULL); - for (info = infos; info; info = info->next) - try_add_plugin(self, info->data); - g_slist_free_full(infos, g_object_unref); - - infos = _nm_vpn_plugin_info_list_load_dir(conf_dir_etc, TRUE, 0, NULL, NULL); - for (info = infos; info; info = info->next) - try_add_plugin(self, info->data); - g_slist_free_full(infos, g_object_unref); - - priv->active_services = g_hash_table_new_full(nm_str_hash, g_str_equal, g_free, NULL); -} - -static void -dispose(GObject *object) -{ - NMVpnManagerPrivate *priv = NM_VPN_MANAGER_GET_PRIVATE(object); - - if (priv->monitor_etc) { - if (priv->monitor_id_etc) - g_signal_handler_disconnect(priv->monitor_etc, priv->monitor_id_etc); - g_file_monitor_cancel(priv->monitor_etc); - g_clear_object(&priv->monitor_etc); - } - - if (priv->monitor_lib) { - if (priv->monitor_id_lib) - g_signal_handler_disconnect(priv->monitor_lib, priv->monitor_id_lib); - g_file_monitor_cancel(priv->monitor_lib); - g_clear_object(&priv->monitor_lib); - } - - while (priv->plugins) - nm_vpn_plugin_info_list_remove(&priv->plugins, priv->plugins->data); - - g_hash_table_unref(priv->active_services); - - G_OBJECT_CLASS(nm_vpn_manager_parent_class)->dispose(object); -} - -static void -nm_vpn_manager_class_init(NMVpnManagerClass *manager_class) -{ - GObjectClass *object_class = G_OBJECT_CLASS(manager_class); - - object_class->dispose = dispose; -} diff --git a/src/vpn/nm-vpn-manager.h b/src/vpn/nm-vpn-manager.h deleted file mode 100644 index 5f24df25..00000000 --- a/src/vpn/nm-vpn-manager.h +++ /dev/null @@ -1,31 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0+ */ -/* - * Copyright (C) 2005 - 2011 Red Hat, Inc. - * Copyright (C) 2006 - 2008 Novell, Inc. - */ - -#ifndef __NM_VPN_MANAGER_H__ -#define __NM_VPN_MANAGER_H__ - -#include "nm-vpn-connection.h" - -#define NM_TYPE_VPN_MANAGER (nm_vpn_manager_get_type()) -#define NM_VPN_MANAGER(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), NM_TYPE_VPN_MANAGER, NMVpnManager)) -#define NM_VPN_MANAGER_CLASS(klass) \ - (G_TYPE_CHECK_CLASS_CAST((klass), NM_TYPE_VPN_MANAGER, NMVpnManagerClass)) -#define NM_IS_VPN_MANAGER(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), NM_TYPE_VPN_MANAGER)) -#define NM_IS_VPN_MANAGER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), NM_TYPE_VPN_MANAGER)) -#define NM_VPN_MANAGER_GET_CLASS(obj) \ - (G_TYPE_INSTANCE_GET_CLASS((obj), NM_TYPE_VPN_MANAGER, NMVpnManagerClass)) - -typedef struct _NMVpnManager NMVpnManager; -typedef struct _NMVpnManagerClass NMVpnManagerClass; - -GType nm_vpn_manager_get_type(void); - -NMVpnManager *nm_vpn_manager_get(void); - -gboolean -nm_vpn_manager_activate_connection(NMVpnManager *manager, NMVpnConnection *vpn, GError **error); - -#endif /* __NM_VPN_MANAGER_H__ */ |