2 * Copyright (c) 2014 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.md.controller.topology.manager;
10 import static org.opendaylight.md.controller.topology.manager.FlowCapableNodeMapping.getNodeConnectorKey;
11 import static org.opendaylight.md.controller.topology.manager.FlowCapableNodeMapping.getNodeKey;
12 import static org.opendaylight.md.controller.topology.manager.FlowCapableNodeMapping.toTerminationPoint;
13 import static org.opendaylight.md.controller.topology.manager.FlowCapableNodeMapping.toTerminationPointId;
14 import static org.opendaylight.md.controller.topology.manager.FlowCapableNodeMapping.toTopologyLink;
15 import static org.opendaylight.md.controller.topology.manager.FlowCapableNodeMapping.toTopologyNode;
16 import static org.opendaylight.md.controller.topology.manager.FlowCapableNodeMapping.toTopologyNodeId;
18 import java.util.Collections;
19 import java.util.List;
21 import org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction;
22 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
23 import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNodeConnectorUpdated;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNodeUpdated;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.topology.discovery.rev130819.FlowTopologyDiscoveryListener;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.topology.discovery.rev130819.LinkDiscovered;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.topology.discovery.rev130819.LinkOverutilized;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.topology.discovery.rev130819.LinkRemoved;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.topology.discovery.rev130819.LinkUtilizationNormal;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorRef;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorRemoved;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorUpdated;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeRef;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeRemoved;
36 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeUpdated;
37 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.OpendaylightInventoryListener;
38 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorKey;
39 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
40 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TpId;
41 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
42 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Link;
43 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
44 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeKey;
45 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPoint;
46 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPointKey;
47 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
48 import org.slf4j.Logger;
49 import org.slf4j.LoggerFactory;
51 import com.google.common.base.Optional;
52 import com.google.common.base.Preconditions;
53 import com.google.common.util.concurrent.CheckedFuture;
54 import com.google.common.util.concurrent.FutureCallback;
55 import com.google.common.util.concurrent.Futures;
57 class FlowCapableTopologyExporter implements FlowTopologyDiscoveryListener, OpendaylightInventoryListener {
59 private final Logger LOG = LoggerFactory.getLogger(FlowCapableTopologyExporter.class);
60 private final InstanceIdentifier<Topology> topology;
61 private final OperationProcessor processor;
63 FlowCapableTopologyExporter(final OperationProcessor processor, final InstanceIdentifier<Topology> topology) {
64 this.processor = Preconditions.checkNotNull(processor);
65 this.topology = Preconditions.checkNotNull(topology);
69 public void onNodeRemoved(final NodeRemoved notification) {
71 final NodeId nodeId = toTopologyNodeId(getNodeKey(notification.getNodeRef()).getId());
72 final InstanceIdentifier<Node> nodeInstance = toNodeIdentifier(notification.getNodeRef());
74 processor.enqueueOperation(new TopologyOperation() {
76 public void applyOperation(final ReadWriteTransaction transaction) {
77 removeAffectedLinks(nodeId);
81 processor.enqueueOperation(new TopologyOperation() {
83 public void applyOperation(ReadWriteTransaction transaction) {
84 transaction.delete(LogicalDatastoreType.OPERATIONAL, nodeInstance);
90 public void onNodeUpdated(final NodeUpdated notification) {
91 FlowCapableNodeUpdated fcnu = notification.getAugmentation(FlowCapableNodeUpdated.class);
93 processor.enqueueOperation(new TopologyOperation() {
95 public void applyOperation(final ReadWriteTransaction transaction) {
96 final Node node = toTopologyNode(toTopologyNodeId(notification.getId()), notification.getNodeRef());
97 final InstanceIdentifier<Node> path = getNodePath(toTopologyNodeId(notification.getId()));
98 transaction.merge(LogicalDatastoreType.OPERATIONAL, path, node, true);
105 public void onNodeConnectorRemoved(final NodeConnectorRemoved notification) {
107 final InstanceIdentifier<TerminationPoint> tpInstance = toTerminationPointIdentifier(notification
108 .getNodeConnectorRef());
110 processor.enqueueOperation(new TopologyOperation() {
112 public void applyOperation(final ReadWriteTransaction transaction) {
113 final TpId tpId = toTerminationPointId(getNodeConnectorKey(notification.getNodeConnectorRef()).getId());
114 removeAffectedLinks(tpId);
118 processor.enqueueOperation(new TopologyOperation() {
120 public void applyOperation(ReadWriteTransaction transaction) {
121 transaction.delete(LogicalDatastoreType.OPERATIONAL, tpInstance);
127 public void onNodeConnectorUpdated(final NodeConnectorUpdated notification) {
128 final FlowCapableNodeConnectorUpdated fcncu = notification.getAugmentation(FlowCapableNodeConnectorUpdated.class);
130 processor.enqueueOperation(new TopologyOperation() {
132 public void applyOperation(final ReadWriteTransaction transaction) {
133 final NodeId nodeId = toTopologyNodeId(getNodeKey(notification.getNodeConnectorRef()).getId());
134 TerminationPoint point = toTerminationPoint(toTerminationPointId(notification.getId()),
135 notification.getNodeConnectorRef());
136 final InstanceIdentifier<TerminationPoint> path = tpPath(nodeId, point.getKey().getTpId());
137 transaction.merge(LogicalDatastoreType.OPERATIONAL, path, point, true);
138 if ((fcncu.getState() != null && fcncu.getState().isLinkDown())
139 || (fcncu.getConfiguration() != null && fcncu.getConfiguration().isPORTDOWN())) {
140 removeAffectedLinks(point.getTpId());
148 public void onLinkDiscovered(final LinkDiscovered notification) {
149 processor.enqueueOperation(new TopologyOperation() {
151 public void applyOperation(final ReadWriteTransaction transaction) {
152 final Link link = toTopologyLink(notification);
153 final InstanceIdentifier<Link> path = linkPath(link);
154 transaction.merge(LogicalDatastoreType.OPERATIONAL, path, link, true);
160 public void onLinkOverutilized(final LinkOverutilized notification) {
165 public void onLinkRemoved(final LinkRemoved notification) {
166 processor.enqueueOperation(new TopologyOperation() {
168 public void applyOperation(final ReadWriteTransaction transaction) {
169 transaction.delete(LogicalDatastoreType.OPERATIONAL, linkPath(toTopologyLink(notification)));
175 public void onLinkUtilizationNormal(final LinkUtilizationNormal notification) {
179 private InstanceIdentifier<Node> toNodeIdentifier(final NodeRef ref) {
180 org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeKey invNodeKey = getNodeKey(ref);
181 NodeKey nodeKey = new NodeKey(toTopologyNodeId(invNodeKey.getId()));
182 return topology.child(Node.class, nodeKey);
185 private InstanceIdentifier<TerminationPoint> toTerminationPointIdentifier(final NodeConnectorRef ref) {
186 org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeKey invNodeKey = getNodeKey(ref);
187 NodeConnectorKey invNodeConnectorKey = getNodeConnectorKey(ref);
188 return tpPath(toTopologyNodeId(invNodeKey.getId()), toTerminationPointId(invNodeConnectorKey.getId()));
191 private void removeAffectedLinks(final NodeId id) {
192 processor.enqueueOperation(new TopologyOperation() {
194 public void applyOperation(final ReadWriteTransaction transaction) {
195 CheckedFuture<Optional<Topology>, ReadFailedException> topologyDataFuture = transaction.read(LogicalDatastoreType.OPERATIONAL, topology);
196 Futures.addCallback(topologyDataFuture, new FutureCallback<Optional<Topology>>() {
198 public void onSuccess(Optional<Topology> topologyOptional) {
199 if (topologyOptional.isPresent()) {
200 List<Link> linkList = topologyOptional.get().getLink() != null
201 ? topologyOptional.get().getLink() : Collections.<Link> emptyList();
202 for (Link link : linkList) {
203 if (id.equals(link.getSource().getSourceNode()) || id.equals(link.getDestination().getDestNode())) {
204 transaction.delete(LogicalDatastoreType.OPERATIONAL, linkPath(link));
211 public void onFailure(Throwable throwable) {
212 LOG.error("Error reading topology data for topology {}", topology, throwable);
219 private void removeAffectedLinks(final TpId id) {
220 processor.enqueueOperation(new TopologyOperation() {
222 public void applyOperation(final ReadWriteTransaction transaction) {
223 CheckedFuture<Optional<Topology>, ReadFailedException> topologyDataFuture = transaction.read(LogicalDatastoreType.OPERATIONAL, topology);
224 Futures.addCallback(topologyDataFuture, new FutureCallback<Optional<Topology>>() {
226 public void onSuccess(Optional<Topology> topologyOptional) {
227 if (topologyOptional.isPresent()) {
228 List<Link> linkList = topologyOptional.get().getLink() != null
229 ? topologyOptional.get().getLink() : Collections.<Link> emptyList();
230 for (Link link : linkList) {
231 if (id.equals(link.getSource().getSourceTp()) || id.equals(link.getDestination().getDestTp())) {
232 transaction.delete(LogicalDatastoreType.OPERATIONAL, linkPath(link));
239 public void onFailure(Throwable throwable) {
240 LOG.error("Error reading topology data for topology {}", topology, throwable);
247 private InstanceIdentifier<Node> getNodePath(final NodeId nodeId) {
248 return topology.child(Node.class, new NodeKey(nodeId));
251 private InstanceIdentifier<TerminationPoint> tpPath(final NodeId nodeId, final TpId tpId) {
252 NodeKey nodeKey = new NodeKey(nodeId);
253 TerminationPointKey tpKey = new TerminationPointKey(tpId);
254 return topology.child(Node.class, nodeKey).child(TerminationPoint.class, tpKey);
257 private InstanceIdentifier<Link> linkPath(final Link link) {
258 return topology.child(Link.class, link.getKey());