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 com.google.common.util.concurrent.FutureCallback;
12 import com.google.common.util.concurrent.Futures;
13 import io.netty.util.concurrent.EventExecutor;
14 import java.util.Collection;
15 import javax.annotation.Nonnull;
16 import org.opendaylight.controller.config.threadpool.ScheduledThreadPool;
17 import org.opendaylight.controller.config.threadpool.ThreadPool;
18 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
19 import org.opendaylight.controller.md.sal.binding.api.DataObjectModification;
20 import org.opendaylight.controller.md.sal.binding.api.DataTreeChangeListener;
21 import org.opendaylight.controller.md.sal.binding.api.DataTreeIdentifier;
22 import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
23 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
24 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
25 import org.opendaylight.controller.md.sal.dom.api.DOMMountPointService;
26 import org.opendaylight.netconf.client.NetconfClientDispatcher;
27 import org.opendaylight.netconf.sal.connect.api.RemoteDeviceHandler;
28 import org.opendaylight.netconf.sal.connect.netconf.listener.NetconfSessionPreferences;
29 import org.opendaylight.netconf.sal.connect.netconf.sal.NetconfDeviceSalFacade;
30 import org.opendaylight.netconf.sal.connect.util.RemoteDeviceId;
31 import org.opendaylight.netconf.topology.AbstractNetconfTopology;
32 import org.opendaylight.netconf.topology.api.SchemaRepositoryProvider;
33 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
34 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopologyBuilder;
35 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TopologyId;
36 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
37 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyBuilder;
38 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey;
39 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
40 import org.opendaylight.yangtools.concepts.ListenerRegistration;
41 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
42 import org.slf4j.Logger;
43 import org.slf4j.LoggerFactory;
45 public class NetconfTopologyImpl extends AbstractNetconfTopology implements DataTreeChangeListener<Node>, AutoCloseable {
47 private static final Logger LOG = LoggerFactory.getLogger(NetconfTopologyImpl.class);
49 private ListenerRegistration<NetconfTopologyImpl> datastoreListenerRegistration = null;
51 public NetconfTopologyImpl(final String topologyId, final NetconfClientDispatcher clientDispatcher,
52 final EventExecutor eventExecutor, final ScheduledThreadPool keepaliveExecutor,
53 final ThreadPool processingExecutor, final SchemaRepositoryProvider schemaRepositoryProvider,
54 final DataBroker dataBroker, final DOMMountPointService mountPointService) {
55 super(topologyId, clientDispatcher, eventExecutor, keepaliveExecutor, processingExecutor,
56 schemaRepositoryProvider, dataBroker, mountPointService);
60 public void close() throws Exception {
61 // close all existing connectors, delete whole topology in datastore?
62 for (final NetconfConnectorDTO connectorDTO : activeConnectors.values()) {
65 activeConnectors.clear();
67 if (datastoreListenerRegistration != null) {
68 datastoreListenerRegistration.close();
69 datastoreListenerRegistration = null;
74 protected RemoteDeviceHandler<NetconfSessionPreferences> createSalFacade(final RemoteDeviceId id) {
75 return new NetconfDeviceSalFacade(id, mountPointService, dataBroker);
82 final WriteTransaction wtx = dataBroker.newWriteOnlyTransaction();
83 initTopology(wtx, LogicalDatastoreType.CONFIGURATION);
84 initTopology(wtx, LogicalDatastoreType.OPERATIONAL);
85 Futures.addCallback(wtx.submit(), new FutureCallback<Void>() {
87 public void onSuccess(final Void result) {
88 LOG.debug("topology initialization successful");
92 public void onFailure(final Throwable t) {
93 LOG.error("Unable to initialize netconf-topology, {}", t);
97 LOG.debug("Registering datastore listener");
98 datastoreListenerRegistration =
99 dataBroker.registerDataTreeChangeListener(
100 new DataTreeIdentifier<>(LogicalDatastoreType.CONFIGURATION,
101 TopologyUtil.createTopologyListPath(topologyId).child(Node.class)), this);
107 public void onDataTreeChanged(@Nonnull final Collection<DataTreeModification<Node>> collection) {
108 for (final DataTreeModification<Node> change : collection) {
109 final DataObjectModification<Node> rootNode = change.getRootNode();
110 switch (rootNode.getModificationType()) {
111 case SUBTREE_MODIFIED:
112 LOG.debug("Config for node {} updated", TopologyUtil.getNodeId(rootNode.getIdentifier()));
113 disconnectNode(TopologyUtil.getNodeId(rootNode.getIdentifier()));
114 connectNode(TopologyUtil.getNodeId(rootNode.getIdentifier()), rootNode.getDataAfter());
117 LOG.debug("Config for node {} created", TopologyUtil.getNodeId(rootNode.getIdentifier()));
118 if (activeConnectors.containsKey(TopologyUtil.getNodeId(rootNode.getIdentifier()))) {
119 LOG.warn("RemoteDevice{{}} was already configured, reconfiguring..", TopologyUtil.getNodeId(rootNode.getIdentifier()));
120 disconnectNode(TopologyUtil.getNodeId(rootNode.getIdentifier()));
122 connectNode(TopologyUtil.getNodeId(rootNode.getIdentifier()), rootNode.getDataAfter());
125 LOG.debug("Config for node {} deleted", TopologyUtil.getNodeId(rootNode.getIdentifier()));
126 disconnectNode(TopologyUtil.getNodeId(rootNode.getIdentifier()));
132 private void initTopology(final WriteTransaction wtx, final LogicalDatastoreType datastoreType) {
133 final NetworkTopology networkTopology = new NetworkTopologyBuilder().build();
134 final InstanceIdentifier<NetworkTopology> networkTopologyId = InstanceIdentifier.builder(NetworkTopology.class).build();
135 wtx.merge(datastoreType, networkTopologyId, networkTopology);
136 final Topology topology = new TopologyBuilder().setTopologyId(new TopologyId(topologyId)).build();
137 wtx.merge(datastoreType, networkTopologyId.child(Topology.class, new TopologyKey(new TopologyId(topologyId))), topology);