2 * Copyright © 2017 AT&T 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.transportpce.renderer;
10 import com.google.common.base.Optional;
11 import com.google.common.base.Preconditions;
12 import com.google.common.cache.CacheBuilder;
13 import com.google.common.cache.CacheLoader;
14 import com.google.common.cache.LoadingCache;
16 import java.util.Collection;
17 import java.util.List;
19 import java.util.concurrent.ExecutionException;
20 import java.util.concurrent.Future;
21 import java.util.stream.Collectors;
23 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
24 import org.opendaylight.controller.md.sal.binding.api.DataObjectModification;
25 import org.opendaylight.controller.md.sal.binding.api.DataObjectModification.ModificationType;
26 import org.opendaylight.controller.md.sal.binding.api.DataTreeChangeListener;
27 import org.opendaylight.controller.md.sal.binding.api.DataTreeIdentifier;
28 import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
29 import org.opendaylight.controller.md.sal.binding.api.MountPoint;
30 import org.opendaylight.controller.md.sal.binding.api.MountPointService;
31 import org.opendaylight.controller.md.sal.binding.api.NotificationService;
32 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
33 import org.opendaylight.controller.sal.binding.api.RpcConsumerRegistry;
34 import org.opendaylight.transportpce.renderer.listeners.AlarmNotificationListener;
35 import org.opendaylight.transportpce.renderer.listeners.DeOperationsListener;
36 import org.opendaylight.transportpce.renderer.listeners.DeviceListener;
37 import org.opendaylight.transportpce.renderer.listeners.LldpListener;
38 import org.opendaylight.transportpce.renderer.listeners.TcaListener;
39 import org.opendaylight.transportpce.renderer.mapping.PortMapping;
40 import org.opendaylight.yang.gen.v1.http.org.openroadm.alarm.rev161014.AlarmNotification;
41 import org.opendaylight.yang.gen.v1.http.org.openroadm.alarm.rev161014.OrgOpenroadmAlarmListener;
42 import org.opendaylight.yang.gen.v1.http.org.openroadm.de.operations.rev161014.OrgOpenroadmDeOperationsListener;
43 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev161014.OrgOpenroadmDeviceListener;
44 import org.opendaylight.yang.gen.v1.http.org.openroadm.lldp.rev161014.OrgOpenroadmLldpListener;
45 import org.opendaylight.yang.gen.v1.http.org.openroadm.tca.rev161014.OrgOpenroadmTcaListener;
46 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.netconf.notification._1._0.rev080714.CreateSubscriptionInputBuilder;
47 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.netconf.notification._1._0.rev080714.NotificationsService;
48 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.netconf.notification._1._0.rev080714.StreamNameType;
49 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.NetconfNode;
50 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.NetconfNodeConnectionStatus.ConnectionStatus;
51 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.network.topology.topology.topology.types.TopologyNetconf;
52 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
53 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
54 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TopologyId;
55 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
56 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey;
57 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
58 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeKey;
59 import org.opendaylight.yangtools.concepts.ListenerRegistration;
60 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
61 import org.opendaylight.yangtools.yang.binding.KeyedInstanceIdentifier;
62 import org.opendaylight.yangtools.yang.common.RpcResult;
63 import org.slf4j.Logger;
64 import org.slf4j.LoggerFactory;
66 public class RendererNotificationsImpl implements DataTreeChangeListener<Node> {
68 private final DataBroker dataBroker;
69 private final MountPointService mountService;
70 private static final Logger LOG = LoggerFactory.getLogger(RendererNotificationsImpl.class);
71 private ListenerRegistration<RendererNotificationsImpl> dataTreeChangeListenerRegistration;
73 private final Set<String> currentMountedDevice;
74 public static final InstanceIdentifier<Topology> NETCONF_TOPO_IID = InstanceIdentifier.create(NetworkTopology.class)
75 .child(Topology.class, new TopologyKey(new TopologyId(TopologyNetconf.QNAME.getLocalName())));
77 LoadingCache<String, KeyedInstanceIdentifier<Node, NodeKey>> mountIds = CacheBuilder.newBuilder().maximumSize(20)
78 .build(new CacheLoader<String, KeyedInstanceIdentifier<Node, NodeKey>>() {
80 public KeyedInstanceIdentifier<Node, NodeKey> load(final String key) {
81 return NETCONF_TOPO_IID.child(Node.class, new NodeKey(new NodeId(key)));
85 public RendererNotificationsImpl(final DataBroker dataBroker, final MountPointService mountService,
86 Set<String> currentMountedDevice) {
87 this.dataBroker = dataBroker;
88 this.mountService = mountService;
89 this.currentMountedDevice = currentMountedDevice;
90 if (mountService == null) {
91 LOG.error("Mount service is null");
94 if (dataBroker != null) {
95 this.dataTreeChangeListenerRegistration = dataBroker.registerDataTreeChangeListener(
96 new DataTreeIdentifier<>(LogicalDatastoreType.OPERATIONAL, NETCONF_TOPO_IID.child(Node.class)), this);
100 private void registerNotificationListener(final NodeId nodeId) {
101 final Optional<MountPoint> mountPoint;
103 // Get mount point for specified device
104 mountPoint = mountService.getMountPoint(mountIds.get(nodeId.getValue()));
105 if (!mountPoint.isPresent()) {
106 LOG.error("Mount point for node {} doesn't exist", nodeId.getValue());
108 } catch (ExecutionException e) {
109 throw new IllegalArgumentException(e);
112 // Register notification service
113 final Optional<NotificationService> notificationService = mountPoint.get().getService(
114 NotificationService.class);
115 if (!notificationService.isPresent()) {
116 LOG.error("Failed to get RpcService for node {}", nodeId.getValue());
119 final OrgOpenroadmAlarmListener alarmListener;
120 alarmListener = new AlarmNotificationListener();
121 LOG.info("Registering notification listener on {} for node: {}", AlarmNotification.QNAME, nodeId);
122 // Register notification listener
123 final ListenerRegistration<OrgOpenroadmAlarmListener>
124 accessAlarmNotificationListenerRegistration =
125 notificationService.get().registerNotificationListener(alarmListener);
127 final OrgOpenroadmDeOperationsListener deOperationsListener;
128 deOperationsListener = new DeOperationsListener();
129 LOG.info("Registering notification listener on OrgOpenroadmDeOperationsListener for node: {}", nodeId);
130 // Register notification listener
131 final ListenerRegistration<OrgOpenroadmDeOperationsListener>
132 accessDeOperationasNotificationListenerRegistration =
133 notificationService.get().registerNotificationListener(deOperationsListener);
135 final OrgOpenroadmDeviceListener deviceListener;
136 deviceListener = new DeviceListener();
137 LOG.info("Registering notification listener on OrgOpenroadmDeviceListener for node: {}", nodeId);
138 // Register notification listener
139 final ListenerRegistration<OrgOpenroadmDeviceListener>
140 accessDeviceNotificationListenerRegistration = notificationService.get()
141 .registerNotificationListener(deviceListener);
143 final OrgOpenroadmLldpListener lldpListener;
144 lldpListener = new LldpListener();
145 LOG.info("Registering notification listener on OrgOpenroadmLldpListener for node: {}", nodeId);
146 // Register notification listener
147 final ListenerRegistration<OrgOpenroadmLldpListener> accessLldpNotificationListenerRegistration =
148 notificationService.get().registerNotificationListener(lldpListener);
150 final OrgOpenroadmTcaListener tcaListener;
151 tcaListener = new TcaListener();
152 LOG.info("Registering notification listener on OrgOpenroadmTcaListener for node: {}", nodeId);
153 // Register notification listener
154 final ListenerRegistration<OrgOpenroadmTcaListener> accessTcaNotificationListenerRegistration =
155 notificationService.get().registerNotificationListener(tcaListener);
157 // Listening to NETCONF datastream
158 final String streamName = "NETCONF";
159 final Optional<RpcConsumerRegistry> service = mountPoint.get().getService(RpcConsumerRegistry.class);
160 if (!service.isPresent()) {
161 LOG.error("Failed to get RpcService for node {}", nodeId.getValue());
163 final NotificationsService rpcService = service.get().getRpcService(NotificationsService.class);
164 final CreateSubscriptionInputBuilder createSubscriptionInputBuilder = new CreateSubscriptionInputBuilder();
165 createSubscriptionInputBuilder.setStream(new StreamNameType(streamName));
166 LOG.info("Triggering notification stream {} for node {}", streamName, nodeId);
167 final Future<RpcResult<Void>> subscription = rpcService.createSubscription(createSubscriptionInputBuilder
171 public void close() {
172 LOG.info("RenderernotificationsImpl Closed");
173 // Clean up the Data Change Listener registration
174 if (dataTreeChangeListenerRegistration != null) {
175 dataTreeChangeListenerRegistration.close();
180 public void onDataTreeChanged(Collection<DataTreeModification<Node>> changes) {
182 for (DataTreeModification<Node> change : changes) {
184 DataObjectModification<Node> rootNode = change.getRootNode();
185 String nodeId = rootNode.getDataAfter().getKey().getNodeId().getValue();
186 NetconfNode nnode = Preconditions.checkNotNull(rootNode.getDataAfter().getAugmentation(NetconfNode.class),
187 "Node not connected via Netconf protocol");
190 if (rootNode.getModificationType() == ModificationType.WRITE) {
191 LOG.info("Node added " + nodeId);
193 } else if (rootNode.getModificationType() == ModificationType.SUBTREE_MODIFIED) {
195 LOG.info("Node modified " + nodeId);
196 ConnectionStatus csts = nnode.getConnectionStatus();
200 LOG.info("NETCONF Node: {} is fully connected", nodeId);
201 List<String> capabilities = nnode.getAvailableCapabilities().getAvailableCapability()
202 .stream().map(cp -> cp.getCapability()).collect(Collectors.toList());
203 LOG.info("Capabilities: {}", capabilities);
205 * TODO: check for required
206 * capabilities to listen for notifications
207 * registerNotificationListener(rootNode.
208 * getDataAfter(). getNodeId());
210 currentMountedDevice.add(nodeId);
211 new PortMapping(dataBroker, mountService, nodeId).createMappingData();
215 LOG.info("NETCONF Node: {} was disconnected", nodeId);
218 case UnableToConnect: {
219 LOG.info("NETCONF Node: {} connection failed", nodeId);
223 LOG.warn("Unexpected connection status " + csts.getName());
225 } else if (rootNode.getModificationType() == ModificationType.DELETE) {
226 LOG.info("Node removed " + nodeId);
227 currentMountedDevice.remove(nodeId);