New upstream version 1.9.90 upstream/1.9.90

1 files changed, 350 insertions, 0 deletions

diff --git a/src/devices/nm-device-ppp.c b/src/devices/nm-device-ppp.c
new file mode 100644
index 00000000..8b3968d5
--- /dev/null
+++ b/src/devices/nm-device-ppp.c
@@ -0,0 +1,350 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
+/* NetworkManager -- Network link manager
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Copyright (C) 2017 Red Hat, Inc.
+ */
+
+#include "nm-default.h"
+
+#include "nm-device-ppp.h"
+
+#include "nm-act-request.h"
+#include "nm-device-factory.h"
+#include "nm-device-private.h"
+#include "nm-manager.h"
+#include "nm-setting-pppoe.h"
+#include "platform/nm-platform.h"
+#include "ppp/nm-ppp-manager.h"
+#include "ppp/nm-ppp-manager-call.h"
+#include "ppp/nm-ppp-status.h"
+
+#include "introspection/org.freedesktop.NetworkManager.Device.Ppp.h"
+
+#include "nm-device-logging.h"
+_LOG_DECLARE_SELF(NMDevicePpp);
+
+/*****************************************************************************/
+
+typedef struct _NMDevicePppPrivate {
+	NMPPPManager *ppp_manager;
+	NMIP4Config  *pending_ip4_config;
+	char         *pending_ifname;
+} NMDevicePppPrivate;
+
+struct _NMDevicePpp {
+	NMDevice parent;
+	NMDevicePppPrivate _priv;
+};
+
+struct _NMDevicePppClass {
+	NMDeviceClass parent;
+};
+
+G_DEFINE_TYPE (NMDevicePpp, nm_device_ppp, NM_TYPE_DEVICE)
+
+#define NM_DEVICE_PPP_GET_PRIVATE(self) _NM_GET_PRIVATE (self, NMDevicePpp, NM_IS_DEVICE_PPP)
+
+static gboolean
+check_connection_compatible (NMDevice *device, NMConnection *connection)
+{
+	NMSettingPppoe *s_pppoe;
+
+	if (!NM_DEVICE_CLASS (nm_device_ppp_parent_class)->check_connection_compatible (device, connection))
+		return FALSE;
+
+	if (!nm_streq0 (nm_connection_get_connection_type (connection),
+	                NM_SETTING_PPPOE_SETTING_NAME))
+		return FALSE;
+
+	s_pppoe = nm_connection_get_setting_pppoe (connection);
+	nm_assert (s_pppoe);
+
+	return !!nm_setting_pppoe_get_parent (s_pppoe);
+}
+
+static NMDeviceCapabilities
+get_generic_capabilities (NMDevice *device)
+{
+	return NM_DEVICE_CAP_IS_SOFTWARE;
+}
+
+static void
+ppp_state_changed (NMPPPManager *ppp_manager, NMPPPStatus status, gpointer user_data)
+{
+	NMDevice *device = NM_DEVICE (user_data);
+
+	switch (status) {
+	case NM_PPP_STATUS_DISCONNECT:
+		nm_device_state_changed (device, NM_DEVICE_STATE_FAILED, NM_DEVICE_STATE_REASON_PPP_DISCONNECT);
+		break;
+	case NM_PPP_STATUS_DEAD:
+		nm_device_state_changed (device, NM_DEVICE_STATE_FAILED, NM_DEVICE_STATE_REASON_PPP_FAILED);
+		break;
+	case NM_PPP_STATUS_RUNNING:
+		nm_device_activate_schedule_stage3_ip_config_start (device);
+		break;
+	default:
+		break;
+	}
+}
+
+static void
+ppp_ip4_config (NMPPPManager *ppp_manager,
+                const char *iface,
+                NMIP4Config *config,
+                gpointer user_data)
+{
+	NMDevice *device = NM_DEVICE (user_data);
+	NMDevicePpp *self = NM_DEVICE_PPP (device);
+	NMDevicePppPrivate *priv = NM_DEVICE_PPP_GET_PRIVATE (self);
+	gboolean renamed;
+
+	_LOGT (LOGD_DEVICE | LOGD_PPP, "received IPv4 config from pppd");
+
+	if (nm_device_get_state (device) == NM_DEVICE_STATE_IP_CONFIG) {
+		if (nm_device_activate_ip4_state_in_conf (device)) {
+			if (!nm_device_take_over_link (device, iface, &renamed)) {
+				nm_device_state_changed (device, NM_DEVICE_STATE_FAILED,
+				                         NM_DEVICE_STATE_REASON_IP_CONFIG_UNAVAILABLE);
+				return;
+			}
+			if (renamed)
+				nm_manager_remove_device (nm_manager_get (), iface, NM_DEVICE_TYPE_PPP);
+
+			nm_device_activate_schedule_ip4_config_result (device, config);
+			return;
+		}
+	} else {
+		if (priv->pending_ip4_config)
+			g_object_unref (priv->pending_ip4_config);
+		priv->pending_ip4_config = g_object_ref (config);
+		g_free (priv->pending_ifname);
+		priv->pending_ifname = g_strdup (iface);
+	}
+}
+
+static NMActStageReturn
+act_stage2_config (NMDevice *device, NMDeviceStateReason *out_failure_reason)
+{
+	NMDevicePpp *self = NM_DEVICE_PPP (device);
+	NMDevicePppPrivate *priv = NM_DEVICE_PPP_GET_PRIVATE (self);
+	NMSettingPppoe *s_pppoe;
+	NMActRequest *req;
+	GError *error = NULL;
+
+	req = nm_device_get_act_request (NM_DEVICE (self));
+	g_return_val_if_fail (req, NM_ACT_STAGE_RETURN_FAILURE);
+
+	s_pppoe = (NMSettingPppoe *) nm_device_get_applied_setting ((NMDevice *) self, NM_TYPE_SETTING_PPPOE);
+	g_return_val_if_fail (s_pppoe, NM_ACT_STAGE_RETURN_FAILURE);
+
+	g_clear_object (&priv->pending_ip4_config);
+	nm_clear_g_free (&priv->pending_ifname);
+
+	priv->ppp_manager = nm_ppp_manager_create (nm_setting_pppoe_get_parent (s_pppoe), &error);
+
+	if (priv->ppp_manager) {
+		nm_ppp_manager_set_route_parameters (priv->ppp_manager,
+		                                     nm_device_get_route_table (device, AF_INET, TRUE),
+		                                     nm_device_get_route_metric (device, AF_INET),
+		                                     nm_device_get_route_table (device, AF_INET6, TRUE),
+		                                     nm_device_get_route_metric (device, AF_INET6));
+	}
+
+	if (   !priv->ppp_manager
+	    || !nm_ppp_manager_start (priv->ppp_manager, req,
+	                              nm_setting_pppoe_get_username (s_pppoe),
+	                              30, 0, &error)) {
+		_LOGW (LOGD_DEVICE | LOGD_PPP, "PPPoE failed to start: %s", error->message);
+		g_error_free (error);
+
+		g_clear_object (&priv->ppp_manager);
+
+		NM_SET_OUT (out_failure_reason, NM_DEVICE_STATE_REASON_PPP_START_FAILED);
+		return NM_ACT_STAGE_RETURN_FAILURE;
+	}
+
+	g_signal_connect (priv->ppp_manager, NM_PPP_MANAGER_SIGNAL_STATE_CHANGED,
+	                  G_CALLBACK (ppp_state_changed),
+	                  self);
+	g_signal_connect (priv->ppp_manager, NM_PPP_MANAGER_SIGNAL_IP4_CONFIG,
+	                  G_CALLBACK (ppp_ip4_config),
+	                  self);
+
+	return NM_ACT_STAGE_RETURN_POSTPONE;
+}
+
+static NMActStageReturn
+act_stage3_ip4_config_start (NMDevice *device,
+                             NMIP4Config **out_config,
+                             NMDeviceStateReason *out_failure_reason)
+{
+	NMDevicePpp *self = NM_DEVICE_PPP (device);
+	NMDevicePppPrivate *priv = NM_DEVICE_PPP_GET_PRIVATE (self);
+	gboolean renamed;
+
+	if (priv->pending_ip4_config) {
+		if  (!nm_device_take_over_link (device, priv->pending_ifname, &renamed))
+			return NM_ACT_STAGE_RETURN_FAILURE;
+		if (renamed)
+			nm_manager_remove_device (nm_manager_get (), priv->pending_ifname, NM_DEVICE_TYPE_PPP);
+		if (out_config)
+			*out_config = g_steal_pointer (&priv->pending_ip4_config);
+		else
+			g_clear_object (&priv->pending_ip4_config);
+		return NM_ACT_STAGE_RETURN_SUCCESS;
+	}
+
+	/* Wait IPCP termination */
+	return NM_ACT_STAGE_RETURN_POSTPONE;
+}
+
+static gboolean
+create_and_realize (NMDevice *device,
+                    NMConnection *connection,
+                    NMDevice *parent,
+                    const NMPlatformLink **out_plink,
+                    GError **error)
+{
+	int parent_ifindex;
+
+	if (!parent) {
+		g_set_error (error, NM_DEVICE_ERROR, NM_DEVICE_ERROR_MISSING_DEPENDENCIES,
+		             "PPP devices can not be created without a parent interface");
+		return FALSE;
+	}
+
+	parent_ifindex = nm_device_get_ifindex (parent);
+	g_warn_if_fail (parent_ifindex > 0);
+
+	nm_device_parent_set_ifindex (device, parent_ifindex);
+
+	/* The interface is created later */
+
+	return TRUE;
+}
+
+static void
+deactivate (NMDevice *device)
+{
+	NMDevicePpp *self = NM_DEVICE_PPP (device);
+	NMDevicePppPrivate *priv = NM_DEVICE_PPP_GET_PRIVATE (self);
+
+	if (priv->ppp_manager) {
+		nm_ppp_manager_stop_sync (priv->ppp_manager);
+		g_clear_object (&priv->ppp_manager);
+	}
+}
+
+static void
+nm_device_ppp_init (NMDevicePpp *self)
+{
+}
+
+static void
+dispose (GObject *object)
+{
+	NMDevicePpp *self = NM_DEVICE_PPP (object);
+	NMDevicePppPrivate *priv = NM_DEVICE_PPP_GET_PRIVATE (self);
+
+	g_clear_object (&priv->pending_ip4_config);
+	nm_clear_g_free (&priv->pending_ifname);
+
+	G_OBJECT_CLASS (nm_device_ppp_parent_class)->dispose (object);
+}
+
+static void
+nm_device_ppp_class_init (NMDevicePppClass *klass)
+{
+	GObjectClass *object_class = G_OBJECT_CLASS (klass);
+	NMDeviceClass *parent_class = NM_DEVICE_CLASS (klass);
+
+	NM_DEVICE_CLASS_DECLARE_TYPES (klass, NM_SETTING_PPPOE_SETTING_NAME, NM_LINK_TYPE_PPP)
+
+	object_class->dispose = dispose;
+
+	parent_class->act_stage2_config = act_stage2_config;
+	parent_class->act_stage3_ip4_config_start = act_stage3_ip4_config_start;
+	parent_class->check_connection_compatible = check_connection_compatible;
+	parent_class->create_and_realize = create_and_realize;
+	parent_class->deactivate = deactivate;
+	parent_class->get_generic_capabilities = get_generic_capabilities;
+
+	nm_exported_object_class_add_interface (NM_EXPORTED_OBJECT_CLASS (klass),
+	                                        NMDBUS_TYPE_DEVICE_PPP_SKELETON,
+	                                        NULL);
+}
+
+/*****************************************************************************/
+
+#define NM_TYPE_PPP_DEVICE_FACTORY (nm_ppp_device_factory_get_type ())
+#define NM_PPP_DEVICE_FACTORY(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), NM_TYPE_PPP_DEVICE_FACTORY, NMPppDeviceFactory))
+
+static NMDevice *
+create_device (NMDeviceFactory *factory,
+               const char *iface,
+               const NMPlatformLink *plink,
+               NMConnection *connection,
+               gboolean *out_ignore)
+{
+	return (NMDevice *) g_object_new (NM_TYPE_DEVICE_PPP,
+	                                  NM_DEVICE_IFACE, iface,
+	                                  NM_DEVICE_TYPE_DESC, "Ppp",
+	                                  NM_DEVICE_DEVICE_TYPE, NM_DEVICE_TYPE_PPP,
+	                                  NM_DEVICE_LINK_TYPE, NM_LINK_TYPE_PPP,
+	                                  NULL);
+}
+
+static gboolean
+match_connection (NMDeviceFactory *factory, NMConnection *connection)
+{
+	NMSettingPppoe *s_pppoe;
+
+	s_pppoe = nm_connection_get_setting_pppoe (connection);
+	nm_assert (s_pppoe);
+
+	return !!nm_setting_pppoe_get_parent (s_pppoe);
+}
+
+static const char *
+get_connection_parent (NMDeviceFactory *factory, NMConnection *connection)
+{
+	NMSettingPppoe *s_pppoe;
+
+	nm_assert (nm_connection_is_type (connection, NM_SETTING_PPPOE_SETTING_NAME));
+
+	s_pppoe = nm_connection_get_setting_pppoe (connection);
+	nm_assert (s_pppoe);
+
+	return nm_setting_pppoe_get_parent (s_pppoe);
+}
+
+static char *
+get_connection_iface (NMDeviceFactory *factory,
+                      NMConnection *connection,
+                      const char *parent_iface)
+{
+	nm_assert (nm_connection_is_type (connection, NM_SETTING_PPPOE_SETTING_NAME));
+
+	if (!parent_iface)
+		return NULL;
+
+	return g_strdup (nm_connection_get_interface_name (connection));
+}
+
+NM_DEVICE_FACTORY_DEFINE_INTERNAL (PPP, Ppp, ppp,
+	NM_DEVICE_FACTORY_DECLARE_LINK_TYPES (NM_LINK_TYPE_PPP)
+	NM_DEVICE_FACTORY_DECLARE_SETTING_TYPES (NM_SETTING_PPPOE_SETTING_NAME),
+	factory_class->get_connection_parent = get_connection_parent;
+	factory_class->get_connection_iface = get_connection_iface;
+	factory_class->create_device = create_device;
+	factory_class->match_connection = match_connection;
+);