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-rw-r--r--src/devices/nm-device-team.c894
1 files changed, 894 insertions, 0 deletions
diff --git a/src/devices/nm-device-team.c b/src/devices/nm-device-team.c
new file mode 100644
index 00000000..f3b25e3b
--- /dev/null
+++ b/src/devices/nm-device-team.c
@@ -0,0 +1,894 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
+/* NetworkManager -- Network link manager
+ *
+ * Copyright (C) 2013 Jiri Pirko <jiri@resnulli.us>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "config.h"
+
+#include <sys/types.h>
+#include <unistd.h>
+#include <signal.h>
+#include <sys/wait.h>
+#include <glib.h>
+#include <glib/gi18n.h>
+#include <gio/gio.h>
+#include <netinet/ether.h>
+#if WITH_TEAMDCTL
+#include <teamdctl.h>
+#endif
+#include <stdlib.h>
+
+#include "nm-device-team.h"
+#include "nm-logging.h"
+#include "nm-utils.h"
+#include "NetworkManagerUtils.h"
+#include "nm-device-private.h"
+#include "nm-platform.h"
+#include "nm-dbus-glib-types.h"
+#include "nm-dbus-manager.h"
+#include "nm-enum-types.h"
+#include "nm-posix-signals.h"
+
+#include "nm-device-team-glue.h"
+
+
+G_DEFINE_TYPE (NMDeviceTeam, nm_device_team, NM_TYPE_DEVICE)
+
+#define NM_DEVICE_TEAM_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), NM_TYPE_DEVICE_TEAM, NMDeviceTeamPrivate))
+
+#define NM_TEAM_ERROR (nm_team_error_quark ())
+
+static gboolean teamd_start (NMDevice *dev, NMSettingTeam *s_team);
+
+typedef struct {
+#if WITH_TEAMDCTL
+	struct teamdctl *tdc;
+#endif
+	GPid teamd_pid;
+	guint teamd_process_watch;
+	guint teamd_timeout;
+	guint teamd_dbus_watch;
+} NMDeviceTeamPrivate;
+
+enum {
+	PROP_0,
+	PROP_SLAVES,
+
+	LAST_PROP
+};
+
+/******************************************************************/
+
+static GQuark
+nm_team_error_quark (void)
+{
+	static GQuark quark = 0;
+	if (!quark)
+		quark = g_quark_from_static_string ("nm-team-error");
+	return quark;
+}
+
+/******************************************************************/
+
+static guint32
+get_generic_capabilities (NMDevice *dev)
+{
+	return NM_DEVICE_CAP_CARRIER_DETECT;
+}
+
+static gboolean
+is_available (NMDevice *dev)
+{
+	if (NM_DEVICE_GET_CLASS (dev)->is_up)
+		return NM_DEVICE_GET_CLASS (dev)->is_up (dev);
+	return FALSE;
+}
+
+static gboolean
+check_connection_available (NMDevice *device,
+                            NMConnection *connection,
+                            const char *specific_object)
+{
+	/* Connections are always available because the carrier state is determined
+	 * by the team port carrier states, not the team's state.
+	 */
+	return TRUE;
+}
+
+static gboolean
+check_connection_compatible (NMDevice *device, NMConnection *connection)
+{
+	const char *iface;
+	NMSettingTeam *s_team;
+
+	if (!NM_DEVICE_CLASS (nm_device_team_parent_class)->check_connection_compatible (device, connection))
+		return FALSE;
+
+	s_team = nm_connection_get_setting_team (connection);
+	if (!s_team || !nm_connection_is_type (connection, NM_SETTING_TEAM_SETTING_NAME))
+		return FALSE;
+
+	/* Team connections must specify the virtual interface name */
+	iface = nm_connection_get_virtual_iface_name (connection);
+	if (!iface || strcmp (nm_device_get_iface (device), iface))
+		return FALSE;
+
+	/* FIXME: match team properties like mode, etc? */
+
+	return TRUE;
+}
+
+static gboolean
+complete_connection (NMDevice *device,
+                     NMConnection *connection,
+                     const char *specific_object,
+                     const GSList *existing_connections,
+                     GError **error)
+{
+	NMSettingTeam *s_team, *tmp;
+	guint32 i = 0;
+	char *name;
+	const GSList *iter;
+	gboolean found;
+
+	nm_utils_complete_generic (connection,
+	                           NM_SETTING_TEAM_SETTING_NAME,
+	                           existing_connections,
+	                           _("Team connection %d"),
+	                           NULL,
+	                           TRUE);
+
+	s_team = nm_connection_get_setting_team (connection);
+	if (!s_team) {
+		s_team = (NMSettingTeam *) nm_setting_team_new ();
+		nm_connection_add_setting (connection, NM_SETTING (s_team));
+	}
+
+	/* Grab the first name that doesn't exist in either our connections
+	 * or a device on the system.
+	 */
+	while (i < 500 && !nm_setting_team_get_interface_name (s_team)) {
+		name = g_strdup_printf ("team%u", i);
+		/* check interface names */
+		if (!nm_platform_link_exists (name)) {
+			/* check existing team connections */
+			for (iter = existing_connections, found = FALSE; iter; iter = g_slist_next (iter)) {
+				NMConnection *candidate = iter->data;
+
+				tmp = nm_connection_get_setting_team (candidate);
+				if (tmp && nm_connection_is_type (candidate, NM_SETTING_TEAM_SETTING_NAME)) {
+					if (g_strcmp0 (nm_setting_team_get_interface_name (tmp), name) == 0) {
+						found = TRUE;
+						break;
+					}
+				}
+			}
+
+			if (!found)
+				g_object_set (G_OBJECT (s_team), NM_SETTING_TEAM_INTERFACE_NAME, name, NULL);
+		}
+
+		g_free (name);
+		i++;
+	}
+
+	return TRUE;
+}
+
+#if WITH_TEAMDCTL
+static gboolean
+ensure_teamd_connection (NMDevice *self)
+{
+	NMDeviceTeamPrivate *priv = NM_DEVICE_TEAM_GET_PRIVATE (self);
+	int err;
+
+	if (priv->tdc)
+		return TRUE;
+
+	priv->tdc = teamdctl_alloc ();
+	g_assert (priv->tdc);
+	err = teamdctl_connect (priv->tdc, nm_device_get_iface (self), NULL, NULL);
+	if (err != 0) {
+		nm_log_err (LOGD_TEAM, "(%s): failed to connect to teamd (err=%d)",
+		            nm_device_get_iface (self), err);
+		teamdctl_free (priv->tdc);
+		priv->tdc = NULL;
+	}
+
+	return !!priv->tdc;
+}
+#endif
+
+static void
+update_connection (NMDevice *device, NMConnection *connection)
+{
+	NMSettingTeam *s_team = nm_connection_get_setting_team (connection);
+	const char *iface = nm_device_get_iface (device);
+
+	if (!s_team) {
+		s_team = (NMSettingTeam *) nm_setting_team_new ();
+		nm_connection_add_setting (connection, (NMSetting *) s_team);
+		g_object_set (G_OBJECT (s_team), NM_SETTING_TEAM_INTERFACE_NAME, iface, NULL);
+	}
+	g_object_set (G_OBJECT (s_team), NM_SETTING_TEAM_CONFIG, NULL, NULL);
+
+#if WITH_TEAMDCTL
+	teamd_start (device, s_team);
+	if (NM_DEVICE_TEAM_GET_PRIVATE (device)->teamd_pid > 0 && ensure_teamd_connection (device)) {
+		const char *config = NULL;
+		int err;
+
+		err = teamdctl_config_get_raw_direct (NM_DEVICE_TEAM_GET_PRIVATE (device)->tdc,
+		                                      (char **)&config);
+		if (err == 0)
+			g_object_set (G_OBJECT (s_team), NM_SETTING_TEAM_CONFIG, config, NULL);
+		else
+			nm_log_err (LOGD_TEAM, "(%s): failed to read teamd config (err=%d)", iface, err);
+	}
+#endif
+}
+
+/******************************************************************/
+
+gboolean
+nm_team_update_slave_connection (NMDevice *slave, NMConnection *connection)
+{
+	NMSettingTeamPort *s_port;
+	const char *iface = nm_device_get_iface (slave);
+	char *port_config = NULL;
+	gboolean with_teamdctl = FALSE;
+	int err = 0;
+#if WITH_TEAMDCTL
+	const char *master_iface;
+	int master_ifindex;
+	struct teamdctl *tdc;
+	const char *team_port_config = NULL;
+#endif
+
+	g_return_val_if_fail (NM_IS_DEVICE (slave), FALSE);
+	g_return_val_if_fail (NM_IS_CONNECTION (connection), FALSE);
+
+#if WITH_TEAMDCTL
+	master_ifindex = nm_platform_link_get_master (nm_device_get_ifindex (slave));
+	g_assert (master_ifindex > 0);
+	master_iface = nm_platform_link_get_name (master_ifindex);
+	g_assert (master_iface);
+
+	tdc = teamdctl_alloc ();
+	g_assert (tdc);
+	err = teamdctl_connect (tdc, master_iface, NULL, NULL);
+	if (err) {
+		nm_log_err (LOGD_TEAM, "(%s): failed to connect to teamd for master %s (err=%d)",
+		            iface, master_iface, err);
+		teamdctl_free (tdc);
+		return FALSE;
+	}
+	err = teamdctl_port_config_get_raw_direct (tdc, iface, (char **)&team_port_config);
+	port_config = g_strdup (team_port_config);
+	teamdctl_free (tdc);
+	with_teamdctl = TRUE;
+#endif
+
+	s_port = nm_connection_get_setting_team_port (connection);
+	if (!s_port) {
+		s_port = (NMSettingTeamPort *) nm_setting_team_port_new ();
+		nm_connection_add_setting (connection, NM_SETTING (s_port));
+	}
+
+	g_object_set (G_OBJECT (s_port), NM_SETTING_TEAM_PORT_CONFIG, port_config, NULL);
+	g_free (port_config);
+
+	if (!with_teamdctl || err != 0) {
+		if (!with_teamdctl)
+			nm_log_err (LOGD_TEAM, "(%s): failed to read teamd port configuration "
+			                       " (compiled without libteamdctl support)", iface);
+		else
+			nm_log_err (LOGD_TEAM, "(%s): failed to read teamd port configuration (err=%d)",
+			            iface, err);
+		return FALSE;
+	}
+
+	return TRUE;
+}
+
+/******************************************************************/
+
+static gboolean
+ensure_killed (gpointer data)
+{
+	int pid = GPOINTER_TO_INT (data);
+
+	if (kill (pid, 0) == 0)
+		kill (pid, SIGKILL);
+
+	/* ensure the child is reaped */
+	nm_log_dbg (LOGD_TEAM, "waiting for teamd pid %d to exit", pid);
+	waitpid (pid, NULL, 0);
+	nm_log_dbg (LOGD_TEAM, "teamd pid %d cleaned up", pid);
+
+	return FALSE;
+}
+
+static void
+service_kill (int pid)
+{
+	if (kill (pid, SIGTERM) == 0)
+		g_timeout_add_seconds (2, ensure_killed, GINT_TO_POINTER (pid));
+	else {
+		kill (pid, SIGKILL);
+
+		/* ensure the child is reaped */
+		nm_log_dbg (LOGD_TEAM, "waiting for teamd pid %d to exit", pid);
+		waitpid (pid, NULL, 0);
+		nm_log_dbg (LOGD_TEAM, "teamd pid %d cleaned up", pid);
+	}
+}
+
+static void
+teamd_timeout_remove (NMDevice *dev)
+{
+	NMDeviceTeamPrivate *priv = NM_DEVICE_TEAM_GET_PRIVATE (dev);
+
+	if (priv->teamd_timeout) {
+		g_source_remove (priv->teamd_timeout);
+		priv->teamd_timeout = 0;
+	}
+}
+
+static void
+teamd_cleanup (NMDevice *dev, gboolean device_state_failed)
+{
+	NMDeviceTeamPrivate *priv = NM_DEVICE_TEAM_GET_PRIVATE (dev);
+
+	if (priv->teamd_dbus_watch) {
+		g_bus_unwatch_name (priv->teamd_dbus_watch);
+		priv->teamd_dbus_watch = 0;
+	}
+
+	if (priv->teamd_process_watch) {
+		g_source_remove (priv->teamd_process_watch);
+		priv->teamd_process_watch = 0;
+	}
+
+	if (priv->teamd_pid > 0) {
+		service_kill (priv->teamd_pid);
+		priv->teamd_pid = 0;
+	}
+
+#if WITH_TEAMDCTL
+	if (priv->tdc) {
+		teamdctl_disconnect (priv->tdc);
+		teamdctl_free (priv->tdc);
+		priv->tdc = NULL;
+	}
+#endif
+
+	teamd_timeout_remove (dev);
+
+	if (device_state_failed) {
+		if (nm_device_is_activating (dev) ||
+		    (nm_device_get_state (dev) == NM_DEVICE_STATE_ACTIVATED))
+			nm_device_state_changed (dev, NM_DEVICE_STATE_FAILED, NM_DEVICE_STATE_REASON_TEAMD_CONTROL_FAILED);
+	}
+}
+
+static gboolean
+teamd_timeout_cb (gpointer user_data)
+{
+	NMDevice *dev = NM_DEVICE (user_data);
+	NMDeviceTeamPrivate *priv = NM_DEVICE_TEAM_GET_PRIVATE (dev);
+
+	g_return_val_if_fail (priv->teamd_timeout, FALSE);
+
+	nm_log_info (LOGD_TEAM, "(%s): teamd timed out.", nm_device_get_iface (dev));
+	teamd_cleanup (dev, TRUE);
+
+	return FALSE;
+}
+
+static void
+teamd_dbus_appeared (GDBusConnection *connection,
+                     const gchar *name,
+                     const gchar *name_owner,
+                     gpointer user_data)
+{
+	NMDevice *dev = NM_DEVICE (user_data);
+	NMDeviceTeamPrivate *priv = NM_DEVICE_TEAM_GET_PRIVATE (dev);
+
+	g_return_if_fail (priv->teamd_dbus_watch);
+
+	nm_log_info (LOGD_TEAM, "(%s): teamd appeared on D-Bus", nm_device_get_iface (dev));
+	teamd_timeout_remove (dev);
+#if WITH_TEAMDCTL
+	if (!ensure_teamd_connection (dev)) {
+		nm_device_state_changed (dev, NM_DEVICE_STATE_FAILED, NM_DEVICE_STATE_REASON_TEAMD_CONTROL_FAILED);
+		return;
+	}
+#endif
+	nm_device_activate_schedule_stage2_device_config (dev);
+}
+
+static void
+teamd_dbus_vanished (GDBusConnection *connection,
+                     const gchar *name,
+                     gpointer user_data)
+{
+	NMDevice *dev = NM_DEVICE (user_data);
+	NMDeviceTeamPrivate *priv = NM_DEVICE_TEAM_GET_PRIVATE (dev);
+
+	g_return_if_fail (priv->teamd_dbus_watch);
+
+	if (priv->teamd_timeout) {
+		/* g_bus_watch_name will always raise an initial signal, to indicate whether the
+		 * name exists/not exists initially. Do not take this as a failure, until the
+		 * startup timeout is over.
+		 *
+		 * Note that g_bus_watch_name is guaranteed to alternate vanished/appeared signals,
+		 * so we won't hit this condition again (because the next signal is either 'appeared'
+		 * or 'timeout'). */
+		nm_log_dbg (LOGD_TEAM, "(%s): teamd vanished from D-Bus (ignored)", nm_device_get_iface (dev));
+		return;
+	}
+
+	nm_log_info (LOGD_TEAM, "(%s): teamd vanished from D-Bus", nm_device_get_iface (dev));
+	teamd_cleanup (dev, TRUE);
+}
+
+static void
+teamd_process_watch_cb (GPid pid, gint status, gpointer user_data)
+{
+	NMDevice *dev = NM_DEVICE (user_data);
+	NMDeviceTeamPrivate *priv = NM_DEVICE_TEAM_GET_PRIVATE (dev);
+
+	g_return_if_fail (priv->teamd_process_watch);
+
+	nm_log_info (LOGD_TEAM, "(%s): teamd died", nm_device_get_iface (dev));
+	priv->teamd_process_watch = 0;
+	priv->teamd_pid = 0;
+	teamd_cleanup (dev, TRUE);
+}
+
+static void
+teamd_child_setup (gpointer user_data G_GNUC_UNUSED)
+{
+	/* We are in the child process at this point.
+	 * Give child it's own program group for signal
+	 * separation.
+	 */
+	pid_t pid = getpid ();
+	setpgid (pid, pid);
+
+	/*
+	 * We blocked signals in main(). We need to restore original signal
+	 * mask for avahi-autoipd here so that it can receive signals.
+	 */
+	nm_unblock_posix_signals (NULL);
+}
+
+static gboolean
+teamd_start (NMDevice *dev, NMSettingTeam *s_team)
+{
+	NMDeviceTeamPrivate *priv = NM_DEVICE_TEAM_GET_PRIVATE (dev);
+	const char *iface = nm_device_get_ip_iface (dev);
+	char *tmp_str;
+	const char *config;
+	const char **teamd_binary = NULL;
+	static const char *teamd_paths[] = {
+		"/usr/bin/teamd",
+		"/usr/local/bin/teamd",
+		NULL
+	};
+	GPtrArray *argv;
+	GError *error = NULL;
+	gboolean ret;
+	int status;
+
+	if (priv->teamd_dbus_watch ||
+	    priv->teamd_process_watch ||
+	    priv->teamd_pid > 0 ||
+#if WITH_TEAMDCTL
+	    priv->tdc ||
+#endif
+	    priv->teamd_timeout)
+	{
+		/* Just return if teamd_start() was already called */
+		return TRUE;
+	}
+
+	teamd_binary = teamd_paths;
+	while (*teamd_binary != NULL) {
+		if (g_file_test (*teamd_binary, G_FILE_TEST_EXISTS))
+			break;
+		teamd_binary++;
+	}
+
+	if (!*teamd_binary) {
+		nm_log_warn (LOGD_TEAM,
+		             "Activation (%s) failed to start teamd: teamd binary not found",
+		             iface);
+		return FALSE;
+	}
+
+	/* Kill teamd for same named device first if it is there */
+	argv = g_ptr_array_new ();
+	g_ptr_array_add (argv, (gpointer) *teamd_binary);
+	g_ptr_array_add (argv, (gpointer) "-k");
+	g_ptr_array_add (argv, (gpointer) "-t");
+	g_ptr_array_add (argv, (gpointer) iface);
+	g_ptr_array_add (argv, NULL);
+
+	tmp_str = g_strjoinv (" ", (gchar **) argv->pdata);
+	nm_log_dbg (LOGD_TEAM, "running: %s", tmp_str);
+	g_free (tmp_str);
+
+	ret = g_spawn_sync ("/", (char **) argv->pdata, NULL, 0, nm_unblock_posix_signals, NULL, NULL, NULL, &status, &error);
+	g_ptr_array_free (argv, TRUE);
+
+	/* Start teamd now */
+	argv = g_ptr_array_new ();
+	g_ptr_array_add (argv, (gpointer) *teamd_binary);
+	g_ptr_array_add (argv, (gpointer) "-o");
+	g_ptr_array_add (argv, (gpointer) "-n");
+	g_ptr_array_add (argv, (gpointer) "-U");
+	g_ptr_array_add (argv, (gpointer) "-D");
+	g_ptr_array_add (argv, (gpointer) "-t");
+	g_ptr_array_add (argv, (gpointer) iface);
+
+	config = nm_setting_team_get_config(s_team);
+	if (config) {
+		g_ptr_array_add (argv, (gpointer) "-c");
+		g_ptr_array_add (argv, (gpointer) config);
+	}
+
+	if (nm_logging_enabled (LOGL_DEBUG, LOGD_TEAM))
+		g_ptr_array_add (argv, (gpointer) "-gg");
+	g_ptr_array_add (argv, NULL);
+
+	tmp_str = g_strjoinv (" ", (gchar **) argv->pdata);
+	nm_log_dbg (LOGD_TEAM, "running: %s", tmp_str);
+	g_free (tmp_str);
+
+	/* Start a timeout for teamd to appear at D-Bus */
+	priv->teamd_timeout = g_timeout_add_seconds (5, teamd_timeout_cb, dev);
+
+	/* Register D-Bus name watcher */
+	tmp_str = g_strdup_printf ("org.libteam.teamd.%s", iface);
+	priv->teamd_dbus_watch = g_bus_watch_name (G_BUS_TYPE_SYSTEM,
+	                                           tmp_str,
+	                                           G_BUS_NAME_WATCHER_FLAGS_NONE,
+	                                           teamd_dbus_appeared,
+	                                           teamd_dbus_vanished,
+	                                           dev,
+	                                           NULL);
+	g_free (tmp_str);
+
+	ret = g_spawn_async ("/", (char **) argv->pdata, NULL, G_SPAWN_DO_NOT_REAP_CHILD,
+	                    &teamd_child_setup, NULL, &priv->teamd_pid, &error);
+	g_ptr_array_free (argv, TRUE);
+	if (!ret) {
+		nm_log_warn (LOGD_TEAM,
+		             "Activation (%s) failed to start teamd: %s",
+		             iface, error->message);
+		g_clear_error (&error);
+		teamd_cleanup (dev, FALSE);
+		return FALSE;
+	}
+
+	/* Monitor the child process so we know when it dies */
+	priv->teamd_process_watch = g_child_watch_add (priv->teamd_pid,
+	                                               teamd_process_watch_cb,
+	                                               dev);
+
+	nm_log_info (LOGD_TEAM,
+	             "Activation (%s) started teamd...", iface);
+	return TRUE;
+}
+
+static void
+teamd_stop (NMDevice *dev)
+{
+	NMDeviceTeamPrivate *priv = NM_DEVICE_TEAM_GET_PRIVATE (dev);
+
+	if (priv->teamd_pid > 0) {
+		nm_log_info (LOGD_TEAM, "Deactivation (%s) stopping teamd...",
+		             nm_device_get_ip_iface (dev));
+	} else {
+		nm_log_dbg (LOGD_TEAM, "Deactivation (%s) stopping teamd (not started)...",
+		            nm_device_get_ip_iface (dev));
+	}
+	teamd_cleanup (dev, FALSE);
+}
+
+static NMActStageReturn
+act_stage1_prepare (NMDevice *dev, NMDeviceStateReason *reason)
+{
+	NMActStageReturn ret = NM_ACT_STAGE_RETURN_SUCCESS;
+	NMConnection *connection;
+	NMSettingTeam *s_team;
+
+	g_return_val_if_fail (reason != NULL, NM_ACT_STAGE_RETURN_FAILURE);
+
+	ret = NM_DEVICE_CLASS (nm_device_team_parent_class)->act_stage1_prepare (dev, reason);
+	if (ret == NM_ACT_STAGE_RETURN_SUCCESS) {
+		connection = nm_device_get_connection (dev);
+		g_assert (connection);
+		s_team = nm_connection_get_setting_team (connection);
+		g_assert (s_team);
+		if (teamd_start (dev, s_team))
+			ret = NM_ACT_STAGE_RETURN_POSTPONE;
+		else
+			ret = NM_ACT_STAGE_RETURN_FAILURE;
+	}
+	return ret;
+}
+
+static void
+deactivate (NMDevice *dev)
+{
+	teamd_stop (dev);
+}
+
+static gboolean
+enslave_slave (NMDevice *device,
+               NMDevice *slave,
+               NMConnection *connection,
+               gboolean configure)
+{
+#if WITH_TEAMDCTL
+	NMDeviceTeamPrivate *priv = NM_DEVICE_TEAM_GET_PRIVATE (device);
+#endif
+	gboolean success = TRUE, no_firmware = FALSE;
+	const char *iface = nm_device_get_ip_iface (device);
+	const char *slave_iface = nm_device_get_ip_iface (slave);
+	NMSettingTeamPort *s_team_port;
+
+	nm_device_master_check_slave_physical_port (device, slave, LOGD_TEAM);
+
+	if (configure) {
+		nm_device_take_down (slave, TRUE);
+
+		s_team_port = nm_connection_get_setting_team_port (connection);
+		if (s_team_port) {
+			const char *config = nm_setting_team_port_get_config (s_team_port);
+
+			if (config) {
+#if WITH_TEAMDCTL
+				if (!priv->tdc) {
+					nm_log_warn (LOGD_TEAM, "(%s): enslaved team port %s config not changed, not connected to teamd",
+					             iface, slave_iface);
+				} else {
+					int err;
+					char *sanitized_config;
+
+					sanitized_config = g_strdelimit (g_strdup (config), "\r\n", ' ');
+					err = teamdctl_port_config_update_raw (priv->tdc, slave_iface, sanitized_config);
+					g_free (sanitized_config);
+					if (err != 0) {
+						nm_log_err (LOGD_TEAM, "(%s): failed to update config for port %s (err=%d)",
+						            iface, slave_iface, err);
+						return FALSE;
+					}
+				}
+#else
+				nm_log_warn (LOGD_TEAM, "(%s): enslaved team port %s config not changed due to lack of Teamd control support",
+				             iface, slave_iface);
+#endif
+			}
+		}
+		success = nm_platform_link_enslave (nm_device_get_ip_ifindex (device),
+		                                    nm_device_get_ip_ifindex (slave));
+		nm_device_bring_up (slave, TRUE, &no_firmware);
+
+		if (!success)
+			return FALSE;
+
+		nm_log_info (LOGD_TEAM, "(%s): enslaved team port %s", iface, slave_iface);
+	} else
+		nm_log_info (LOGD_TEAM, "(%s): team port %s was enslaved", iface, slave_iface);
+
+	g_object_notify (G_OBJECT (device), NM_DEVICE_TEAM_SLAVES);
+
+	return TRUE;
+}
+
+static gboolean
+release_slave (NMDevice *device,
+               NMDevice *slave,
+               gboolean configure)
+{
+	gboolean success = TRUE, no_firmware = FALSE;
+
+	if (configure) {
+		success = nm_platform_link_release (nm_device_get_ip_ifindex (device),
+		                                    nm_device_get_ip_ifindex (slave));
+
+		if (success) {
+			nm_log_info (LOGD_TEAM, "(%s): released team port %s",
+			             nm_device_get_ip_iface (device),
+			             nm_device_get_ip_iface (slave));
+		} else {
+			nm_log_warn (LOGD_TEAM, "(%s): failed to release team port %s",
+			             nm_device_get_ip_iface (device),
+			             nm_device_get_ip_iface (slave));
+		}
+	} else {
+		nm_log_info (LOGD_TEAM, "(%s): team port %s was released",
+		             nm_device_get_ip_iface (device),
+		             nm_device_get_ip_iface (slave));
+	}
+
+	if (success)
+		g_object_notify (G_OBJECT (device), NM_DEVICE_TEAM_SLAVES);
+
+	if (configure) {
+		/* Kernel team code "closes" the port when releasing it, (which clears
+		 * IFF_UP), so we must bring it back up here to ensure carrier changes and
+		 * other state is noticed by the now-released port.
+		 */
+		if (!nm_device_bring_up (slave, TRUE, &no_firmware)) {
+			nm_log_warn (LOGD_TEAM, "(%s): released team port could not be brought up.",
+			             nm_device_get_iface (slave));
+		}
+	}
+
+	return success;
+}
+
+/******************************************************************/
+
+NMDevice *
+nm_device_team_new (NMPlatformLink *platform_device)
+{
+	g_return_val_if_fail (platform_device != NULL, NULL);
+
+	return (NMDevice *) g_object_new (NM_TYPE_DEVICE_TEAM,
+	                                  NM_DEVICE_PLATFORM_DEVICE, platform_device,
+	                                  NM_DEVICE_DRIVER, "team",
+	                                  NM_DEVICE_TYPE_DESC, "Team",
+	                                  NM_DEVICE_DEVICE_TYPE, NM_DEVICE_TYPE_TEAM,
+	                                  NM_DEVICE_IS_MASTER, TRUE,
+	                                  NULL);
+}
+
+NMDevice *
+nm_device_team_new_for_connection (NMConnection *connection)
+{
+	const char *iface;
+
+	g_return_val_if_fail (connection != NULL, NULL);
+
+	iface = nm_connection_get_virtual_iface_name (connection);
+	g_return_val_if_fail (iface != NULL, NULL);
+
+	if (   !nm_platform_team_add (iface)
+	    && nm_platform_get_error () != NM_PLATFORM_ERROR_EXISTS) {
+		nm_log_warn (LOGD_DEVICE | LOGD_TEAM, "(%s): failed to create team master interface for '%s': %s",
+		             iface, nm_connection_get_id (connection),
+		             nm_platform_get_error_msg ());
+		return NULL;
+	}
+
+	return (NMDevice *) g_object_new (NM_TYPE_DEVICE_TEAM,
+	                                  NM_DEVICE_IFACE, iface,
+	                                  NM_DEVICE_DRIVER, "team",
+	                                  NM_DEVICE_TYPE_DESC, "Team",
+	                                  NM_DEVICE_DEVICE_TYPE, NM_DEVICE_TYPE_TEAM,
+	                                  NM_DEVICE_IS_MASTER, TRUE,
+	                                  NULL);
+}
+
+static void
+constructed (GObject *object)
+{
+	G_OBJECT_CLASS (nm_device_team_parent_class)->constructed (object);
+
+	nm_log_dbg (LOGD_HW | LOGD_TEAM, "(%s): kernel ifindex %d",
+	            nm_device_get_iface (NM_DEVICE (object)),
+	            nm_device_get_ifindex (NM_DEVICE (object)));
+}
+
+static void
+nm_device_team_init (NMDeviceTeam * self)
+{
+}
+
+static void
+get_property (GObject *object, guint prop_id,
+              GValue *value, GParamSpec *pspec)
+{
+	GPtrArray *slaves;
+	GSList *list, *iter;
+
+	switch (prop_id) {
+		break;
+	case PROP_SLAVES:
+		slaves = g_ptr_array_new ();
+		list = nm_device_master_get_slaves (NM_DEVICE (object));
+		for (iter = list; iter; iter = iter->next)
+			g_ptr_array_add (slaves, g_strdup (nm_device_get_path (NM_DEVICE (iter->data))));
+		g_slist_free (list);
+		g_value_take_boxed (value, slaves);
+		break;
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+		break;
+	}
+}
+
+static void
+set_property (GObject *object, guint prop_id,
+			  const GValue *value, GParamSpec *pspec)
+{
+	switch (prop_id) {
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+		break;
+	}
+}
+
+static void
+dispose (GObject *object)
+{
+	teamd_cleanup (NM_DEVICE (object), FALSE);
+
+	G_OBJECT_CLASS (nm_device_team_parent_class)->dispose (object);
+}
+
+static void
+nm_device_team_class_init (NMDeviceTeamClass *klass)
+{
+	GObjectClass *object_class = G_OBJECT_CLASS (klass);
+	NMDeviceClass *parent_class = NM_DEVICE_CLASS (klass);
+
+	g_type_class_add_private (object_class, sizeof (NMDeviceTeamPrivate));
+
+	parent_class->connection_type = NM_SETTING_TEAM_SETTING_NAME;
+
+	/* virtual methods */
+	object_class->constructed = constructed;
+	object_class->get_property = get_property;
+	object_class->set_property = set_property;
+	object_class->dispose = dispose;
+
+	parent_class->get_generic_capabilities = get_generic_capabilities;
+	parent_class->is_available = is_available;
+	parent_class->check_connection_compatible = check_connection_compatible;
+	parent_class->check_connection_available = check_connection_available;
+	parent_class->complete_connection = complete_connection;
+	parent_class->update_connection = update_connection;
+
+	parent_class->act_stage1_prepare = act_stage1_prepare;
+	parent_class->deactivate = deactivate;
+	parent_class->enslave_slave = enslave_slave;
+	parent_class->release_slave = release_slave;
+
+	/* properties */
+	g_object_class_install_property
+		(object_class, PROP_SLAVES,
+		 g_param_spec_boxed (NM_DEVICE_TEAM_SLAVES,
+		                     "Slaves",
+		                     "Slaves",
+		                     DBUS_TYPE_G_ARRAY_OF_OBJECT_PATH,
+		                     G_PARAM_READABLE));
+
+	nm_dbus_manager_register_exported_type (nm_dbus_manager_get (),
+	                                        G_TYPE_FROM_CLASS (klass),
+	                                        &dbus_glib_nm_device_team_object_info);
+
+	dbus_g_error_domain_register (NM_TEAM_ERROR, NULL, NM_TYPE_TEAM_ERROR);
+}