Merge tag 'upstream/1.40' into tizen.
[platform/upstream/connman.git] / plugins / ethernet.c
index 6146b1c..766f8e4 100644 (file)
 #include <connman/rtnl.h>
 #include <connman/log.h>
 #include <connman/setting.h>
+#if defined TIZEN_EXT_WIFI_MESH
+#include <connman/mesh.h>
+#endif
+
+#if defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET
+#include <gsupplicant/gsupplicant.h>
+#endif /* defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET */
 
 static bool eth_tethering = false;
 
@@ -57,6 +64,9 @@ struct ethernet_data {
        unsigned flags;
        unsigned int watch;
        struct connman_network *network;
+#if defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET
+       GSupplicantInterface *interface;
+#endif /* defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET */
 };
 
 
@@ -141,6 +151,239 @@ static void eth_network_remove(struct connman_network *network)
        DBG("network %p", network);
 }
 
+#if defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET
+#define NETCONFIG_SERVICE              "net.netconfig"
+#define NETCONFIG_ETHERNET_INTERFACE   NETCONFIG_SERVICE ".ethernet"
+#define NETCONFIG_ETHERNET_PATH                "/net/netconfig/ethernet"
+
+struct eapol_method_call_data {
+       DBusConnection *connection;
+       struct connman_network *network;
+};
+
+static struct eapol_method_call_data enable_eapol_data;
+
+void handle_eap_signal(GSupplicantInterface *interface, bool status)
+{
+       DBG("captured EAP signal");
+
+       if (!enable_eapol_data.network)
+               return;
+
+       if (g_strcmp0("wired", g_supplicant_interface_get_driver(interface)))
+               return;
+
+       if (!connman_network_check_validity(enable_eapol_data.network))
+               return;
+
+       DBG("network is valid");
+
+       g_supplicant_unregister_eap_callback();
+
+       if (!status) {
+               // Should we mark service as non favorite or make autoconnect as false?
+
+               struct ethernet_data *ethernet = g_supplicant_interface_get_data(interface);
+               if (ethernet && ethernet->interface) {
+                       g_supplicant_interface_remove(ethernet->interface, NULL, NULL);
+                       ethernet->interface = NULL;
+               }
+
+               connman_network_set_error(enable_eapol_data.network, CONNMAN_NETWORK_ERROR_ASSOCIATE_FAIL);
+               enable_eapol_data.network = NULL;
+               return;
+       }
+
+       connman_network_set_connected(enable_eapol_data.network, status);
+       enable_eapol_data.network = NULL;
+}
+
+static void interface_create_callback(int result,
+               GSupplicantInterface *interface, void *user_data)
+{
+       struct ethernet_data *ethernet = user_data;
+
+       if (result < 0 || !interface || !ethernet)
+               return;
+
+       DBG("result %d ifname %s, ethernet %p", result,
+                       g_supplicant_interface_get_ifname(interface),
+                       ethernet);
+
+       ethernet->interface = interface;
+       g_supplicant_interface_set_data(interface, ethernet);
+}
+
+static int eapol_interface_create(void)
+{
+       struct connman_network *network = enable_eapol_data.network;
+       struct connman_service *service = connman_service_lookup_from_network(network);
+
+       if (!service) {
+               DBG("service not found");
+               return -1;
+       }
+
+       struct connman_device *device = connman_network_get_device(network);
+       struct ethernet_data *ethernet = connman_device_get_data(device);
+       const char *driver = "wired";
+       int index = connman_network_get_index(network);
+       char *ifname = connman_inet_ifname(index);;
+       char *config_file = NULL;
+
+       g_supplicant_register_eap_callback(handle_eap_signal);
+
+       if (asprintf(&config_file, "/var/lib/connman/%s-eapol.conf", ifname) < 0) {
+               g_free(ifname);
+               return -ENOMEM;
+       }
+
+       DBG("config_file %s", config_file);
+
+       g_supplicant_replace_config_file(ifname, config_file);
+       free(config_file);
+
+       /*
+        *  TODO: RemoveInterface if already present because
+        *  already created interface will not start EAP handshake.
+        */
+       return g_supplicant_interface_create(ifname, driver, NULL,
+                       0, 0, 60, interface_create_callback, ethernet);
+}
+
+static void enable_eapol_reply(DBusPendingCall *call, void *user_data)
+{
+       DBusMessage *reply;
+       DBusError error;
+
+       DBG("");
+
+       reply = dbus_pending_call_steal_reply(call);
+
+       dbus_error_init(&error);
+       if (dbus_set_error_from_message(&error, reply)) {
+               DBG("enable_eapol_request() %s %s", error.name, error.message);
+               dbus_error_free(&error);
+               dbus_message_unref(reply);
+               dbus_pending_call_unref(call);
+               dbus_connection_unref(enable_eapol_data.connection);
+
+               enable_eapol_data.connection = NULL;
+               return;
+       }
+
+       if (eapol_interface_create() < 0)
+               DBG("Failed to create eapol interface");
+}
+
+static int eth_network_enable_eapol(struct connman_service *service, struct connman_network *network)
+{
+       DBusMessage *msg = NULL;
+       DBusPendingCall *call;
+
+       DBusConnection *connection = connman_dbus_get_connection();
+       if (!connection) {
+               DBG("dbus connection does not exist");
+               return -EINVAL;
+       }
+
+       msg = dbus_message_new_method_call(NETCONFIG_SERVICE, NETCONFIG_ETHERNET_PATH,
+                       NETCONFIG_ETHERNET_INTERFACE, "EnableEap");
+       if (!msg) {
+               dbus_connection_unref(connection);
+               return -EINVAL;
+       }
+
+       const char *path = __connman_service_get_path(service);
+       dbus_bool_t enable = true;
+
+       dbus_message_append_args(msg, DBUS_TYPE_STRING, &path,
+                       DBUS_TYPE_INVALID);
+       dbus_message_append_args(msg, DBUS_TYPE_BOOLEAN, &enable,
+                       DBUS_TYPE_INVALID);
+
+       if (!dbus_connection_send_with_reply(connection, msg,
+                               &call, DBUS_TIMEOUT_USE_DEFAULT)) {
+               dbus_message_unref(msg);
+               dbus_connection_unref(connection);
+               return -EIO;
+       }
+
+       if (!call) {
+               dbus_message_unref(msg);
+               dbus_connection_unref(connection);
+               return -EIO;
+       }
+
+       enable_eapol_data.connection = connection;
+       enable_eapol_data.network = network;
+
+       dbus_pending_call_set_notify(call, enable_eapol_reply, NULL, NULL);
+       dbus_message_unref(msg);
+
+       return 0;
+}
+
+static int eth_network_connect(struct connman_network *network)
+{
+       DBG("network %p", network);
+
+       int err = 0;
+       struct connman_service *service = connman_service_lookup_from_network(network);
+
+       if (service && __connman_service_get_use_eapol(service)) {
+               /** Enable eapol on device reboot **/
+               if (__connman_service_get_connect_reason(service) != CONNMAN_SERVICE_CONNECT_REASON_USER) {
+                       err = eth_network_enable_eapol(service, network);
+                       if (err < 0) {
+                               DBG("Failed to enable eapol");
+                               return err;
+                       }
+               } else {
+                       err = eapol_interface_create();
+                       if (err < 0) {
+                               DBG("Failed to create eapol interface");
+                               return err;
+                       }
+
+                       return 0;
+               }
+       }
+
+       connman_network_set_connected(network, true);
+
+       return 0;
+}
+
+static int eth_network_disconnect(struct connman_network *network)
+{
+       DBG("network %p", network);
+
+       struct connman_service *service = connman_service_lookup_from_network(network);
+
+       if (service && __connman_service_get_use_eapol(service)) {
+               struct connman_device *device = connman_network_get_device(network);
+               struct ethernet_data *ethernet = connman_device_get_data(device);
+
+               enable_eapol_data.network = NULL;
+               g_supplicant_unregister_eap_callback();
+               if (ethernet && ethernet->interface) {
+                       g_supplicant_interface_remove(ethernet->interface, NULL, NULL);
+                       ethernet->interface = NULL;
+               }
+               connman_network_set_associating(network, false);
+               connman_network_set_connected(network, false);
+
+               return 0;
+       }
+
+       connman_network_set_connected(network, false);
+
+       return 0;
+}
+
+#else /* defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET */
+
 static int eth_network_connect(struct connman_network *network)
 {
        DBG("network %p", network);
@@ -159,6 +402,8 @@ static int eth_network_disconnect(struct connman_network *network)
        return 0;
 }
 
+#endif /* defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET */
+
 static struct connman_network_driver eth_network_driver = {
        .name           = "cable",
        .type           = CONNMAN_NETWORK_TYPE_ETHERNET,
@@ -256,6 +501,10 @@ static void ethernet_newlink(unsigned flags, unsigned change, void *user_data)
                } else {
                        DBG("carrier off");
                        remove_network(device, ethernet);
+#if defined TIZEN_EXT_WIFI_MESH
+                       /* Remove ethernet from mesh bridge */
+                       __connman_mesh_remove_ethernet_from_bridge();
+#endif
                }
        }
 
@@ -276,6 +525,9 @@ static int eth_dev_probe(struct connman_device *device)
 
        ethernet->index = connman_device_get_index(device);
        ethernet->flags = 0;
+#if defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET
+       ethernet->interface = NULL;
+#endif /* defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET */
 
        ethernet->watch = connman_rtnl_add_newlink_watch(ethernet->index,
                                                ethernet_newlink, device);
@@ -291,6 +543,16 @@ static void eth_dev_remove(struct connman_device *device)
 
        connman_device_set_data(device, NULL);
 
+#if defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET
+       if (!ethernet)
+              return;
+
+       if (ethernet->interface) {
+               g_supplicant_interface_remove(ethernet->interface, NULL, NULL);
+               ethernet->interface = NULL;
+       }
+#endif /* defined TIZEN_EXT && defined TIZEN_EXT_EAP_ON_ETHERNET */
+
        connman_rtnl_remove_watch(ethernet->watch);
 
        remove_network(device, ethernet);
@@ -434,6 +696,54 @@ static struct connman_technology_driver eth_tech_driver = {
        .set_tethering          = eth_tech_set_tethering,
 };
 
+#if defined TIZEN_EXT_WIFI_MESH
+static int eth_mesh_add_to_bridge(const char *bridge)
+{
+       GList *list;
+       struct ethernet_data *ethernet;
+
+       DBG("Add ethernet to bridge %s", bridge);
+
+       for (list = eth_interface_list; list; list = list->next) {
+               int index = GPOINTER_TO_INT(list->data);
+               struct connman_device *device =
+                       connman_device_find_by_index(index);
+
+               if (device) {
+                       ethernet = connman_device_get_data(device);
+                       if (ethernet)
+                               remove_network(device, ethernet);
+               }
+
+               connman_inet_ifup(index);
+
+               connman_inet_add_to_bridge(index, bridge);
+       }
+
+       return 0;
+}
+
+static int eth_mesh_remove_from_bridge(const char *bridge)
+{
+       GList *list;
+
+       DBG("Remove ethernet from bridge %s", bridge);
+
+       for (list = eth_interface_list; list; list = list->next) {
+               int index = GPOINTER_TO_INT(list->data);
+
+               connman_inet_remove_from_bridge(index, bridge);
+       }
+
+       return 0;
+}
+
+static struct connman_mesh_eth_driver eth_mesh_driver = {
+       .add_to_bridge          = eth_mesh_add_to_bridge,
+       .remove_from_bridge     = eth_mesh_remove_from_bridge,
+};
+#endif
+
 static int ethernet_init(void)
 {
        int err;
@@ -442,6 +752,12 @@ static int ethernet_init(void)
        if (err < 0)
                return err;
 
+#if defined TIZEN_EXT_WIFI_MESH
+       err = connman_mesh_eth_driver_register(&eth_mesh_driver);
+       if (err < 0)
+               return err;
+#endif
+
        err = connman_network_driver_register(&eth_network_driver);
        if (err < 0)
                return err;
@@ -459,6 +775,10 @@ static void ethernet_exit(void)
 {
        connman_technology_driver_unregister(&eth_tech_driver);
 
+#if defined TIZEN_EXT_WIFI_MESH
+       connman_mesh_eth_driver_unregister(&eth_mesh_driver);
+#endif
+
        connman_network_driver_unregister(&eth_network_driver);
 
        connman_device_driver_unregister(&eth_dev_driver);