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.controller.sal.binding.api.BindingAwareBroker;
27 import org.opendaylight.controller.sal.core.api.Broker;
28 import org.opendaylight.netconf.client.NetconfClientDispatcher;
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 implements DataTreeChangeListener<Node>, AutoCloseable {
49 private static final Logger LOG = LoggerFactory.getLogger(NetconfTopologyImpl.class);
51 private ListenerRegistration<NetconfTopologyImpl> datastoreListenerRegistration = null;
53 public NetconfTopologyImpl(final String topologyId, final NetconfClientDispatcher clientDispatcher,
54 final BindingAwareBroker bindingAwareBroker, final Broker domBroker,
55 final EventExecutor eventExecutor, final ScheduledThreadPool keepaliveExecutor,
56 final ThreadPool processingExecutor, final SchemaRepositoryProvider schemaRepositoryProvider,
57 final DataBroker dataBroker, final DOMMountPointService mountPointService) {
58 super(topologyId, clientDispatcher,
59 bindingAwareBroker, domBroker, eventExecutor,
60 keepaliveExecutor, processingExecutor, schemaRepositoryProvider, dataBroker, mountPointService);
64 public void close() throws Exception {
65 // close all existing connectors, delete whole topology in datastore?
66 for (NetconfConnectorDTO connectorDTO : activeConnectors.values()) {
69 activeConnectors.clear();
71 if (datastoreListenerRegistration != null) {
72 datastoreListenerRegistration.close();
73 datastoreListenerRegistration = null;
78 protected RemoteDeviceHandler<NetconfSessionPreferences> createSalFacade(RemoteDeviceId id, Broker domBroker, BindingAwareBroker bindingBroker) {
79 return new NetconfDeviceSalFacade(id, domBroker, bindingAwareBroker);
86 final WriteTransaction wtx = dataBroker.newWriteOnlyTransaction();
87 initTopology(wtx, LogicalDatastoreType.CONFIGURATION);
88 initTopology(wtx, LogicalDatastoreType.OPERATIONAL);
89 Futures.addCallback(wtx.submit(), new FutureCallback<Void>() {
91 public void onSuccess(Void result) {
92 LOG.debug("topology initialization successful");
96 public void onFailure(Throwable t) {
97 LOG.error("Unable to initialize netconf-topology, {}", t);
101 LOG.debug("Registering datastore listener");
102 datastoreListenerRegistration =
103 dataBroker.registerDataTreeChangeListener(
104 new DataTreeIdentifier<>(LogicalDatastoreType.CONFIGURATION,
105 TopologyUtil.createTopologyListPath(topologyId).child(Node.class)), this);
111 public void onDataTreeChanged(@Nonnull Collection<DataTreeModification<Node>> collection) {
112 for (DataTreeModification<Node> change : collection) {
113 final DataObjectModification<Node> rootNode = change.getRootNode();
114 switch (rootNode.getModificationType()) {
115 case SUBTREE_MODIFIED:
116 LOG.debug("Config for node {} updated", TopologyUtil.getNodeId(rootNode.getIdentifier()));
117 disconnectNode(TopologyUtil.getNodeId(rootNode.getIdentifier()));
118 connectNode(TopologyUtil.getNodeId(rootNode.getIdentifier()), rootNode.getDataAfter());
121 LOG.debug("Config for node {} created", TopologyUtil.getNodeId(rootNode.getIdentifier()));
122 if (activeConnectors.containsKey(TopologyUtil.getNodeId(rootNode.getIdentifier()))) {
123 LOG.warn("RemoteDevice{{}} was already configured, reconfiguring..", TopologyUtil.getNodeId(rootNode.getIdentifier()));
124 disconnectNode(TopologyUtil.getNodeId(rootNode.getIdentifier()));
126 connectNode(TopologyUtil.getNodeId(rootNode.getIdentifier()), rootNode.getDataAfter());
129 LOG.debug("Config for node {} deleted", TopologyUtil.getNodeId(rootNode.getIdentifier()));
130 disconnectNode(TopologyUtil.getNodeId(rootNode.getIdentifier()));
136 private void initTopology(final WriteTransaction wtx, final LogicalDatastoreType datastoreType) {
137 final NetworkTopology networkTopology = new NetworkTopologyBuilder().build();
138 final InstanceIdentifier<NetworkTopology> networkTopologyId = InstanceIdentifier.builder(NetworkTopology.class).build();
139 wtx.merge(datastoreType, networkTopologyId, networkTopology);
140 final Topology topology = new TopologyBuilder().setTopologyId(new TopologyId(topologyId)).build();
141 wtx.merge(datastoreType, networkTopologyId.child(Topology.class, new TopologyKey(new TopologyId(topologyId))), topology);