2 * Copyright © 2016 Orange 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.networkmodel;
10 import java.util.Collection;
12 import java.util.Optional;
13 import java.util.concurrent.ConcurrentHashMap;
14 import javax.annotation.Nonnull;
15 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
16 import org.opendaylight.controller.md.sal.binding.api.DataObjectModification;
17 import org.opendaylight.controller.md.sal.binding.api.DataObjectModification.ModificationType;
18 import org.opendaylight.controller.md.sal.binding.api.DataTreeChangeListener;
19 import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
20 import org.opendaylight.controller.md.sal.binding.api.MountPoint;
21 import org.opendaylight.controller.md.sal.binding.api.NotificationService;
22 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
23 import org.opendaylight.controller.sal.binding.api.RpcConsumerRegistry;
24 import org.opendaylight.transportpce.common.StringConstants;
25 import org.opendaylight.transportpce.common.Timeouts;
26 import org.opendaylight.transportpce.common.device.DeviceTransactionManager;
27 import org.opendaylight.transportpce.networkmodel.dto.NodeRegistration;
28 import org.opendaylight.transportpce.networkmodel.listeners.AlarmNotificationListener;
29 import org.opendaylight.transportpce.networkmodel.listeners.DeOperationsListener;
30 import org.opendaylight.transportpce.networkmodel.listeners.DeviceListener;
31 import org.opendaylight.transportpce.networkmodel.listeners.LldpListener;
32 import org.opendaylight.transportpce.networkmodel.listeners.TcaListener;
33 import org.opendaylight.transportpce.networkmodel.service.NetworkModelService;
34 import org.opendaylight.yang.gen.v1.http.org.openroadm.alarm.rev161014.OrgOpenroadmAlarmListener;
35 import org.opendaylight.yang.gen.v1.http.org.openroadm.de.operations.rev161014.OrgOpenroadmDeOperationsListener;
36 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev170206.OrgOpenroadmDeviceListener;
37 import org.opendaylight.yang.gen.v1.http.org.openroadm.lldp.rev161014.OrgOpenroadmLldpListener;
38 import org.opendaylight.yang.gen.v1.http.org.openroadm.tca.rev161014.OrgOpenroadmTcaListener;
39 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.netconf.notification._1._0.rev080714.CreateSubscriptionInputBuilder;
40 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.netconf.notification._1._0.rev080714.NotificationsService;
41 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.netconf.notification._1._0.rev080714.StreamNameType;
42 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.netmod.notification.rev080714.Netconf;
43 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.netmod.notification.rev080714.netconf.Streams;
44 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.NetconfNode;
45 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.NetconfNodeConnectionStatus;
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 NetConfTopologyListener implements DataTreeChangeListener<Node> {
54 private static final Logger LOG = LoggerFactory.getLogger(NetConfTopologyListener.class);
56 private final NetworkModelService networkModelService;
57 private final R2RLinkDiscovery linkDiscovery;
58 private final DataBroker dataBroker;
59 private final DeviceTransactionManager deviceTransactionManager;
60 private final Map<String, NodeRegistration> registrations;
62 public NetConfTopologyListener(final NetworkModelService networkModelService, final DataBroker dataBroker,
63 final R2RLinkDiscovery linkDiscovery, DeviceTransactionManager deviceTransactionManager) {
64 this.networkModelService = networkModelService;
65 this.linkDiscovery = linkDiscovery;
66 this.dataBroker = dataBroker;
67 this.deviceTransactionManager = deviceTransactionManager;
68 this.registrations = new ConcurrentHashMap<>();
71 private void onDeviceConnected(final String nodeId) {
72 LOG.info("onDeviceConnected: {}", nodeId);
73 Optional<MountPoint> mountPointOpt = this.deviceTransactionManager.getDeviceMountPoint(nodeId);
74 MountPoint mountPoint;
75 if (mountPointOpt.isPresent()) {
76 mountPoint = mountPointOpt.get();
78 LOG.error("Failed to get mount point for node {}", nodeId);
82 final Optional<NotificationService> notificationService =
83 mountPoint.getService(NotificationService.class).toJavaUtil();
84 if (!notificationService.isPresent()) {
85 LOG.error("Failed to get RpcService for node {}", nodeId);
89 final OrgOpenroadmAlarmListener alarmListener = new AlarmNotificationListener(this.dataBroker);
90 LOG.info("Registering notification listener on OrgOpenroadmAlarmListener for node: {}", nodeId);
91 final ListenerRegistration<OrgOpenroadmAlarmListener> accessAlarmNotificationListenerRegistration =
92 notificationService.get().registerNotificationListener(alarmListener);
94 final OrgOpenroadmDeOperationsListener deOperationsListener = new DeOperationsListener();
95 LOG.info("Registering notification listener on OrgOpenroadmDeOperationsListener for node: {}", nodeId);
96 final ListenerRegistration<OrgOpenroadmDeOperationsListener>
97 accessDeOperationasNotificationListenerRegistration =
98 notificationService.get().registerNotificationListener(deOperationsListener);
100 final OrgOpenroadmDeviceListener deviceListener = new DeviceListener();
101 LOG.info("Registering notification listener on OrgOpenroadmDeviceListener for node: {}", nodeId);
102 final ListenerRegistration<OrgOpenroadmDeviceListener> accessDeviceNotificationListenerRegistration =
103 notificationService.get().registerNotificationListener(deviceListener);
105 final OrgOpenroadmLldpListener lldpListener = new LldpListener(this.linkDiscovery, nodeId);
106 LOG.info("Registering notification listener on OrgOpenroadmLldpListener for node: {}", nodeId);
107 final ListenerRegistration<OrgOpenroadmLldpListener> accessLldpNotificationListenerRegistration =
108 notificationService.get().registerNotificationListener(lldpListener);
110 final OrgOpenroadmTcaListener tcaListener = new TcaListener();
111 LOG.info("Registering notification listener on OrgOpenroadmTcaListener for node: {}", nodeId);
112 final ListenerRegistration<OrgOpenroadmTcaListener> accessTcaNotificationListenerRegistration =
113 notificationService.get().registerNotificationListener(tcaListener);
117 private void onDeviceDisConnected(final String nodeId) {
118 LOG.info("onDeviceDisConnected: {}", nodeId);
119 NodeRegistration nodeRegistration = this.registrations.remove(nodeId);
120 if (nodeRegistration != null) {
121 nodeRegistration.getAccessAlarmNotificationListenerRegistration().close();
122 nodeRegistration.getAccessDeOperationasNotificationListenerRegistration().close();
123 nodeRegistration.getAccessDeviceNotificationListenerRegistration().close();
124 nodeRegistration.getAccessLldpNotificationListenerRegistration().close();
125 nodeRegistration.getAccessTcaNotificationListenerRegistration().close();
130 @SuppressWarnings("checkstyle:FallThrough")
131 public void onDataTreeChanged(@Nonnull Collection<DataTreeModification<Node>> changes) {
132 LOG.info("onDataTreeChanged");
133 for (DataTreeModification<Node> change : changes) {
134 DataObjectModification<Node> rootNode = change.getRootNode();
135 if ((rootNode.getDataAfter() == null) && (rootNode.getModificationType() != ModificationType.DELETE)) {
136 LOG.error("rootNode.getDataAfter is null : Node not connected via Netconf protocol");
139 if (rootNode.getModificationType() == ModificationType.DELETE) {
140 if (rootNode.getDataBefore() != null) {
141 String nodeId = rootNode.getDataBefore().key().getNodeId().getValue();
142 LOG.info("Node {} deleted", nodeId);
143 this.networkModelService.deleteOpenROADMnode(nodeId);
144 onDeviceDisConnected(nodeId);
146 LOG.error("rootNode.getDataBefore is null !");
150 String nodeId = rootNode.getDataAfter().key().getNodeId().getValue();
151 NetconfNode netconfNode = rootNode.getDataAfter().augmentation(NetconfNode.class);
153 if ((netconfNode != null) && !StringConstants.DEFAULT_NETCONF_NODEID.equals(nodeId)) {
154 switch (rootNode.getModificationType()) {
156 LOG.info("Node added: {}", nodeId);
157 case SUBTREE_MODIFIED:
158 NetconfNodeConnectionStatus.ConnectionStatus connectionStatus =
159 netconfNode.getConnectionStatus();
161 long count = netconfNode.getAvailableCapabilities().getAvailableCapability().stream()
162 .filter(cp -> cp.getCapability().contains(StringConstants.OPENROADM_DEVICE_MODEL_NAME))
165 LOG.info("OpenROADM node detected: {} {}", nodeId, connectionStatus.name());
166 switch (connectionStatus) {
168 this.networkModelService.createOpenROADMnode(nodeId);
169 onDeviceConnected(nodeId);
172 case UnableToConnect:
173 this.networkModelService.setOpenROADMnodeStatus(nodeId, connectionStatus);
174 onDeviceDisConnected(nodeId);
177 LOG.warn("Unsupported device state {}", connectionStatus.getName());
181 } catch (NullPointerException e) {
182 LOG.error("Cannot get available Capabilities");
186 LOG.warn("Unexpected connection status : {}", rootNode.getModificationType());
194 private String getSupportedStream(String nodeId) {
195 InstanceIdentifier<Streams> streamsIID = InstanceIdentifier.create(Netconf.class).child(Streams.class);
197 Optional<Streams> ordmInfoObject =
198 this.deviceTransactionManager.getDataFromDevice(nodeId, LogicalDatastoreType.OPERATIONAL,
199 streamsIID, Timeouts.DEVICE_READ_TIMEOUT, Timeouts.DEVICE_READ_TIMEOUT_UNIT);
200 if (!ordmInfoObject.isPresent()) {
201 LOG.error("Info subtree is not present");
204 for (org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.netmod.notification.rev080714.netconf
205 .streams.Stream strm : ordmInfoObject.get().getStream()) {
207 if ("OPENROADM".equalsIgnoreCase(strm.getName().getValue())) {
208 return strm.getName().getValue().toUpperCase();
212 } catch (NullPointerException ex) {
213 LOG.error("NullPointerException thrown while getting Info from a non Open ROADM device {}", nodeId);