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
8 package org.opendaylight.netconf.topology.impl;
10 import com.google.common.util.concurrent.FutureCallback;
11 import com.google.common.util.concurrent.MoreExecutors;
12 import io.netty.util.concurrent.EventExecutor;
13 import java.util.Collection;
14 import javax.annotation.Nonnull;
15 import org.opendaylight.aaa.encrypt.AAAEncryptionService;
16 import org.opendaylight.controller.config.threadpool.ScheduledThreadPool;
17 import org.opendaylight.controller.config.threadpool.ThreadPool;
18 import org.opendaylight.mdsal.binding.api.DataBroker;
19 import org.opendaylight.mdsal.binding.api.DataObjectModification;
20 import org.opendaylight.mdsal.binding.api.DataTreeChangeListener;
21 import org.opendaylight.mdsal.binding.api.DataTreeIdentifier;
22 import org.opendaylight.mdsal.binding.api.DataTreeModification;
23 import org.opendaylight.mdsal.binding.api.WriteTransaction;
24 import org.opendaylight.mdsal.common.api.CommitInfo;
25 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
26 import org.opendaylight.mdsal.dom.api.DOMMountPointService;
27 import org.opendaylight.netconf.client.NetconfClientDispatcher;
28 import org.opendaylight.netconf.sal.connect.api.DeviceActionFactory;
29 import org.opendaylight.netconf.sal.connect.api.RemoteDeviceHandler;
30 import org.opendaylight.netconf.sal.connect.netconf.listener.NetconfSessionPreferences;
31 import org.opendaylight.netconf.sal.connect.netconf.sal.NetconfDeviceSalFacade;
32 import org.opendaylight.netconf.sal.connect.util.RemoteDeviceId;
33 import org.opendaylight.netconf.topology.AbstractNetconfTopology;
34 import org.opendaylight.netconf.topology.api.SchemaRepositoryProvider;
35 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
36 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopologyBuilder;
37 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TopologyId;
38 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
39 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyBuilder;
40 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey;
41 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
42 import org.opendaylight.yangtools.concepts.ListenerRegistration;
43 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
44 import org.slf4j.Logger;
45 import org.slf4j.LoggerFactory;
47 public class NetconfTopologyImpl extends AbstractNetconfTopology
48 implements DataTreeChangeListener<Node>, AutoCloseable {
50 private static final Logger LOG = LoggerFactory.getLogger(NetconfTopologyImpl.class);
52 private ListenerRegistration<NetconfTopologyImpl> datastoreListenerRegistration = null;
54 public NetconfTopologyImpl(final String topologyId, final NetconfClientDispatcher clientDispatcher,
55 final EventExecutor eventExecutor, final ScheduledThreadPool keepaliveExecutor,
56 final ThreadPool processingExecutor,
57 final SchemaRepositoryProvider schemaRepositoryProvider,
58 final DataBroker dataBroker, final DOMMountPointService mountPointService,
59 final AAAEncryptionService encryptionService) {
60 this(topologyId, clientDispatcher, eventExecutor, keepaliveExecutor, processingExecutor,
61 schemaRepositoryProvider, dataBroker, mountPointService, encryptionService, null);
64 public NetconfTopologyImpl(final String topologyId, final NetconfClientDispatcher clientDispatcher,
65 final EventExecutor eventExecutor, final ScheduledThreadPool keepaliveExecutor,
66 final ThreadPool processingExecutor,
67 final SchemaRepositoryProvider schemaRepositoryProvider,
68 final DataBroker dataBroker, final DOMMountPointService mountPointService,
69 final AAAEncryptionService encryptionService,
70 final DeviceActionFactory deviceActionFactory) {
71 super(topologyId, clientDispatcher, eventExecutor, keepaliveExecutor, processingExecutor,
72 schemaRepositoryProvider, dataBroker, mountPointService, encryptionService, deviceActionFactory);
77 // close all existing connectors, delete whole topology in datastore?
78 for (final NetconfConnectorDTO connectorDTO : activeConnectors.values()) {
81 activeConnectors.clear();
83 if (datastoreListenerRegistration != null) {
84 datastoreListenerRegistration.close();
85 datastoreListenerRegistration = null;
90 protected RemoteDeviceHandler<NetconfSessionPreferences> createSalFacade(final RemoteDeviceId id) {
91 return new NetconfDeviceSalFacade(id, mountPointService, dataBroker);
95 * Invoked by blueprint.
98 final WriteTransaction wtx = dataBroker.newWriteOnlyTransaction();
99 initTopology(wtx, LogicalDatastoreType.CONFIGURATION);
100 initTopology(wtx, LogicalDatastoreType.OPERATIONAL);
101 wtx.commit().addCallback(new FutureCallback<CommitInfo>() {
103 public void onSuccess(final CommitInfo result) {
104 LOG.debug("topology initialization successful");
108 public void onFailure(final Throwable throwable) {
109 LOG.error("Unable to initialize netconf-topology, {}", throwable);
111 }, MoreExecutors.directExecutor());
113 LOG.debug("Registering datastore listener");
114 datastoreListenerRegistration = dataBroker.registerDataTreeChangeListener(DataTreeIdentifier.create(
115 LogicalDatastoreType.CONFIGURATION, TopologyUtil.createTopologyListPath(topologyId).child(Node.class)),
120 public void onDataTreeChanged(@Nonnull final Collection<DataTreeModification<Node>> collection) {
121 for (final DataTreeModification<Node> change : collection) {
122 final DataObjectModification<Node> rootNode = change.getRootNode();
123 switch (rootNode.getModificationType()) {
124 case SUBTREE_MODIFIED:
125 LOG.debug("Config for node {} updated", TopologyUtil.getNodeId(rootNode.getIdentifier()));
126 disconnectNode(TopologyUtil.getNodeId(rootNode.getIdentifier()));
127 connectNode(TopologyUtil.getNodeId(rootNode.getIdentifier()), rootNode.getDataAfter());
130 LOG.debug("Config for node {} created", TopologyUtil.getNodeId(rootNode.getIdentifier()));
131 if (activeConnectors.containsKey(TopologyUtil.getNodeId(rootNode.getIdentifier()))) {
132 LOG.warn("RemoteDevice{{}} was already configured, reconfiguring..",
133 TopologyUtil.getNodeId(rootNode.getIdentifier()));
134 disconnectNode(TopologyUtil.getNodeId(rootNode.getIdentifier()));
136 connectNode(TopologyUtil.getNodeId(rootNode.getIdentifier()), rootNode.getDataAfter());
139 LOG.debug("Config for node {} deleted", TopologyUtil.getNodeId(rootNode.getIdentifier()));
140 disconnectNode(TopologyUtil.getNodeId(rootNode.getIdentifier()));
143 LOG.debug("Unsupported modification type: {}.", rootNode.getModificationType());
148 private void initTopology(final WriteTransaction wtx, final LogicalDatastoreType datastoreType) {
149 final NetworkTopology networkTopology = new NetworkTopologyBuilder().build();
150 final InstanceIdentifier<NetworkTopology> networkTopologyId =
151 InstanceIdentifier.builder(NetworkTopology.class).build();
152 wtx.merge(datastoreType, networkTopologyId, networkTopology);
153 final Topology topology = new TopologyBuilder().setTopologyId(new TopologyId(topologyId)).build();
154 wtx.merge(datastoreType,
155 networkTopologyId.child(Topology.class, new TopologyKey(new TopologyId(topologyId))), topology);