2 * Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
9 package org.opendaylight.netconf.topology.impl;
11 import akka.actor.ActorContext;
12 import akka.actor.ActorRef;
13 import com.google.common.util.concurrent.FutureCallback;
14 import com.google.common.util.concurrent.Futures;
15 import io.netty.util.concurrent.EventExecutor;
16 import java.util.Collection;
17 import javax.annotation.Nonnull;
18 import org.opendaylight.controller.config.threadpool.ScheduledThreadPool;
19 import org.opendaylight.controller.config.threadpool.ThreadPool;
20 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
21 import org.opendaylight.controller.md.sal.binding.api.DataObjectModification;
22 import org.opendaylight.controller.md.sal.binding.api.DataTreeChangeListener;
23 import org.opendaylight.controller.md.sal.binding.api.DataTreeIdentifier;
24 import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
25 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
26 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
27 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker;
28 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.ProviderContext;
29 import org.opendaylight.controller.sal.core.api.Broker;
30 import org.opendaylight.netconf.client.NetconfClientDispatcher;
31 import org.opendaylight.netconf.sal.connect.api.RemoteDeviceHandler;
32 import org.opendaylight.netconf.sal.connect.netconf.listener.NetconfSessionPreferences;
33 import org.opendaylight.netconf.sal.connect.netconf.sal.NetconfDeviceSalFacade;
34 import org.opendaylight.netconf.sal.connect.util.RemoteDeviceId;
35 import org.opendaylight.netconf.topology.AbstractNetconfTopology;
36 import org.opendaylight.netconf.topology.SchemaRepositoryProvider;
37 import org.opendaylight.netconf.topology.pipeline.TopologyMountPointFacade.ConnectionStatusListenerRegistration;
38 import org.opendaylight.netconf.topology.util.TopologyUtil;
39 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
40 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopologyBuilder;
41 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
42 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TopologyId;
43 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
44 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyBuilder;
45 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey;
46 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
47 import org.opendaylight.yangtools.concepts.ListenerRegistration;
48 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
49 import org.slf4j.Logger;
50 import org.slf4j.LoggerFactory;
52 public class NetconfTopologyImpl extends AbstractNetconfTopology implements DataTreeChangeListener<Node>, AutoCloseable {
54 private static final Logger LOG = LoggerFactory.getLogger(NetconfTopologyImpl.class);
56 private ListenerRegistration<NetconfTopologyImpl> datastoreListenerRegistration = null;
58 public NetconfTopologyImpl(final String topologyId, final NetconfClientDispatcher clientDispatcher,
59 final BindingAwareBroker bindingAwareBroker, final Broker domBroker,
60 final EventExecutor eventExecutor, final ScheduledThreadPool keepaliveExecutor,
61 final ThreadPool processingExecutor, final SchemaRepositoryProvider schemaRepositoryProvider) {
62 super(topologyId, clientDispatcher,
63 bindingAwareBroker, domBroker, eventExecutor,
64 keepaliveExecutor, processingExecutor, schemaRepositoryProvider);
65 registerToSal(this, this);
69 public void close() throws Exception {
70 // close all existing connectors, delete whole topology in datastore?
71 for (NetconfConnectorDTO connectorDTO : activeConnectors.values()) {
72 connectorDTO.getCommunicator().close();
74 activeConnectors.clear();
76 if (datastoreListenerRegistration != null) {
77 datastoreListenerRegistration.close();
78 datastoreListenerRegistration = null;
83 protected RemoteDeviceHandler<NetconfSessionPreferences> createSalFacade(RemoteDeviceId id, Broker domBroker, BindingAwareBroker bindingBroker, long defaultRequestTimeoutMillis) {
84 return new NetconfDeviceSalFacade(id, domBroker, bindingAwareBroker, defaultRequestTimeoutMillis);
88 public void registerMountPoint(ActorContext context, NodeId nodeId) {
89 throw new UnsupportedOperationException("MountPoint registration is not supported in regular topology, this happens automaticaly in the netconf pipeline");
93 public void registerMountPoint(ActorContext context, NodeId nodeId, ActorRef masterRef) {
94 throw new UnsupportedOperationException("MountPoint registration is not supported in regular topology, this happens automaticaly in the netconf pipeline");
98 public void unregisterMountPoint(NodeId nodeId) {
99 throw new UnsupportedOperationException("MountPoint registration is not supported in regular topology, this happens automaticaly in the netconf pipeline");
103 public ConnectionStatusListenerRegistration registerConnectionStatusListener(NodeId node, RemoteDeviceHandler<NetconfSessionPreferences> listener) {
104 throw new UnsupportedOperationException("Registering a listener on a regular netconf device is not supported(supported only in clustered netconf topology)");
108 public void onSessionInitiated(ProviderContext session) {
109 dataBroker = session.getSALService(DataBroker.class);
111 final WriteTransaction wtx = dataBroker.newWriteOnlyTransaction();
112 initTopology(wtx, LogicalDatastoreType.CONFIGURATION);
113 initTopology(wtx, LogicalDatastoreType.OPERATIONAL);
114 Futures.addCallback(wtx.submit(), new FutureCallback<Void>() {
116 public void onSuccess(Void result) {
117 LOG.debug("topology initialization successful");
121 public void onFailure(Throwable t) {
122 LOG.error("Unable to initialize netconf-topology, {}", t);
126 LOG.debug("Registering datastore listener");
127 datastoreListenerRegistration =
128 dataBroker.registerDataTreeChangeListener(
129 new DataTreeIdentifier<>(LogicalDatastoreType.CONFIGURATION,
130 TopologyUtil.createTopologyListPath(topologyId).child(Node.class)), this);
136 public void onDataTreeChanged(@Nonnull Collection<DataTreeModification<Node>> collection) {
137 for (DataTreeModification<Node> change : collection) {
138 final DataObjectModification<Node> rootNode = change.getRootNode();
139 switch (rootNode.getModificationType()) {
140 case SUBTREE_MODIFIED:
141 LOG.debug("Config for node {} updated", TopologyUtil.getNodeId(rootNode.getIdentifier()));
142 disconnectNode(TopologyUtil.getNodeId(rootNode.getIdentifier()));
143 connectNode(TopologyUtil.getNodeId(rootNode.getIdentifier()), rootNode.getDataAfter());
146 LOG.debug("Config for node {} created", TopologyUtil.getNodeId(rootNode.getIdentifier()));
147 if (activeConnectors.containsKey(TopologyUtil.getNodeId(rootNode.getIdentifier()))) {
148 LOG.warn("RemoteDevice{{}} was already configured, reconfiguring..", TopologyUtil.getNodeId(rootNode.getIdentifier()));
149 disconnectNode(TopologyUtil.getNodeId(rootNode.getIdentifier()));
151 connectNode(TopologyUtil.getNodeId(rootNode.getIdentifier()), rootNode.getDataAfter());
154 LOG.debug("Config for node {} deleted", TopologyUtil.getNodeId(rootNode.getIdentifier()));
155 disconnectNode(TopologyUtil.getNodeId(rootNode.getIdentifier()));
161 private void initTopology(final WriteTransaction wtx, final LogicalDatastoreType datastoreType) {
162 final NetworkTopology networkTopology = new NetworkTopologyBuilder().build();
163 final InstanceIdentifier<NetworkTopology> networkTopologyId = InstanceIdentifier.builder(NetworkTopology.class).build();
164 wtx.merge(datastoreType, networkTopologyId, networkTopology);
165 final Topology topology = new TopologyBuilder().setTopologyId(new TopologyId(topologyId)).build();
166 wtx.merge(datastoreType, networkTopologyId.child(Topology.class, new TopologyKey(new TopologyId(topologyId))), topology);