2 * Copyright © 2017 AT&T, 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.transportpce.pce.utils;
10 import com.google.gson.stream.JsonReader;
11 import java.io.FileReader;
12 import java.io.IOException;
13 import java.io.InputStream;
14 import java.io.Reader;
15 import java.nio.charset.StandardCharsets;
16 import java.util.ArrayList;
17 import java.util.List;
19 import java.util.Optional;
20 import java.util.concurrent.ExecutionException;
21 import java.util.stream.Collectors;
22 import org.eclipse.jdt.annotation.NonNull;
23 import org.eclipse.jdt.annotation.Nullable;
24 import org.junit.Assert;
25 import org.opendaylight.mdsal.binding.api.DataBroker;
26 import org.opendaylight.mdsal.binding.api.WriteTransaction;
27 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
28 import org.opendaylight.transportpce.common.NetworkUtils;
29 import org.opendaylight.transportpce.test.DataStoreContext;
30 import org.opendaylight.transportpce.test.converter.DataObjectConverter;
31 import org.opendaylight.transportpce.test.converter.XMLDataObjectConverter;
32 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev220615.PathComputationRequestOutput;
33 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev210705.path.description.atoz.direction.AToZ;
34 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev210705.path.description.atoz.direction.AToZKey;
35 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev210705.pce.resource.resource.resource.Node;
36 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.NetworkId;
37 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.Networks;
38 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.Network;
39 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.NetworkKey;
40 import org.opendaylight.yangtools.yang.binding.DataObject;
41 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
42 import org.opendaylight.yangtools.yang.common.QName;
43 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
44 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
45 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
46 import org.opendaylight.yangtools.yang.data.api.schema.MapNode;
47 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
48 import org.slf4j.Logger;
49 import org.slf4j.LoggerFactory;
51 public final class PceTestUtils {
53 private static final Logger LOG = LoggerFactory.getLogger(PceTestUtils.class);
55 private PceTestUtils() {
58 public static void writeTopologyIntoDataStore(DataBroker dataBroker,
59 DataStoreContext dataStoreContext, String topologyDataPath)
60 throws ExecutionException, InterruptedException {
62 DataObjectConverter dataObjectConverter = XMLDataObjectConverter.createWithDataStoreUtil(dataStoreContext);
63 InputStream resourceAsStream = PceTestUtils.class.getClassLoader().getResourceAsStream(topologyDataPath);
64 Optional<NormalizedNode> normalizedNode
65 = dataObjectConverter.transformIntoNormalizedNode(resourceAsStream);
66 DataContainerChild next
67 = ((ContainerNode) normalizedNode.get()).body().iterator().next();
68 MapEntryNode mapNode = ((MapNode) next).body().iterator().next();
69 Optional<DataObject> dataObject = dataObjectConverter.getDataObject(mapNode, Network.QNAME);
70 InstanceIdentifier<Network> nwInstanceIdentifier = InstanceIdentifier.builder(Networks.class)
71 .child(Network.class, new NetworkKey(new NetworkId(NetworkUtils.OVERLAY_NETWORK_ID)))
73 WriteTransaction dataWriteTransaction = dataBroker.newWriteOnlyTransaction();
74 dataWriteTransaction.put(LogicalDatastoreType.CONFIGURATION, nwInstanceIdentifier, (Network) dataObject.get());
75 dataWriteTransaction.commit().get();
78 public static void writeNetworkInDataStore(DataBroker dataBroker) {
81 // load openroadm-network
82 Reader gnpyNetwork = new FileReader("src/test/resources/gnpy/gnpy_network.json",
83 StandardCharsets.UTF_8);
84 // load openroadm-topology
85 Reader gnpyTopo = new FileReader("src/test/resources/gnpy/gnpy_topology.json",
86 StandardCharsets.UTF_8);
87 JsonReader networkReader = new JsonReader(gnpyNetwork);
88 JsonReader topoReader = new JsonReader(gnpyTopo);
91 Networks networks = (Networks) JsonUtil.getInstance().getDataObjectFromJson(networkReader,
92 QName.create("urn:ietf:params:xml:ns:yang:ietf-network", "2018-02-26", "networks"));
94 List<Network> networkMap = new ArrayList<>(networks.nonnullNetwork().values());
95 saveOpenRoadmNetwork(networkMap.get(0), NetworkUtils.UNDERLAY_NETWORK_ID, dataBroker);
96 networks = (Networks) JsonUtil.getInstance().getDataObjectFromJson(topoReader,
97 QName.create("urn:ietf:params:xml:ns:yang:ietf-network", "2018-02-26", "networks"));
98 saveOpenRoadmNetwork(networkMap.get(0), NetworkUtils.UNDERLAY_NETWORK_ID, dataBroker);
99 } catch (IOException | ExecutionException | InterruptedException e) {
100 LOG.error("Cannot init test ", e);
101 Assert.fail("Cannot init test ");
105 private static void saveOpenRoadmNetwork(Network network, String networkId, DataBroker dataBroker)
106 throws InterruptedException, ExecutionException {
107 InstanceIdentifier<Network> nwInstanceIdentifier = InstanceIdentifier.builder(Networks.class)
108 .child(Network.class, new NetworkKey(new NetworkId(networkId))).build();
109 WriteTransaction dataWriteTransaction = dataBroker.newWriteOnlyTransaction();
110 dataWriteTransaction.put(LogicalDatastoreType.CONFIGURATION, nwInstanceIdentifier, network);
111 dataWriteTransaction.commit().get();
114 public static void writeNetworkIntoDataStore(DataBroker dataBroker,
115 DataStoreContext dataStoreContext, Network network)
116 throws ExecutionException, InterruptedException {
118 InstanceIdentifier<Network> nwInstanceIdentifier = InstanceIdentifier.builder(Networks.class)
119 .child(Network.class, new NetworkKey(new NetworkId(NetworkUtils.OVERLAY_NETWORK_ID)))
121 WriteTransaction dataWriteTransaction = dataBroker.newWriteOnlyTransaction();
122 dataWriteTransaction.put(LogicalDatastoreType.CONFIGURATION, nwInstanceIdentifier, network);
123 dataWriteTransaction.commit().get();
126 public static void checkConfigurationResponse(PathComputationRequestOutput output,
127 PathComputationRequestOutput expectedOutput) {
128 Assert.assertNotNull(output);
130 expectedOutput.getConfigurationResponseCommon().getAckFinalIndicator(),
131 output.getConfigurationResponseCommon().getAckFinalIndicator());
133 expectedOutput.getConfigurationResponseCommon().getResponseMessage(),
134 output.getConfigurationResponseCommon().getResponseMessage());
136 expectedOutput.getConfigurationResponseCommon().getResponseCode(),
137 output.getConfigurationResponseCommon().getResponseCode());
140 public static void checkCalculatedPath(PathComputationRequestOutput output,
141 PathComputationRequestOutput expectedOutput) {
142 Assert.assertNotNull(output.getResponseParameters().getPathDescription());
143 Assert.assertNotNull(output.getResponseParameters().getPathDescription().getAToZDirection());
144 Assert.assertNotNull(output.getResponseParameters().getPathDescription().getZToADirection());
145 Assert.assertNotNull(output.getResponseParameters().getPathDescription().getAToZDirection().getAToZ());
146 Assert.assertNotNull(output.getResponseParameters().getPathDescription().getZToADirection().getZToA());
148 int atozSize = output.getResponseParameters().getPathDescription().getAToZDirection().getAToZ().size();
149 int ztoaSize = output.getResponseParameters().getPathDescription().getZToADirection().getZToA().size();
150 Assert.assertEquals(atozSize, ztoaSize);
152 Long actualAToZWavel = output.getResponseParameters().getPathDescription().getAToZDirection()
153 .getAToZWavelengthNumber().toJava();
154 Long expectedAToZWavel = expectedOutput.getResponseParameters().getPathDescription().getAToZDirection()
155 .getAToZWavelengthNumber().toJava();
156 Assert.assertEquals(actualAToZWavel, expectedAToZWavel);
158 Long actualZtoAWavel = output.getResponseParameters().getPathDescription().getZToADirection()
159 .getZToAWavelengthNumber().toJava();
160 Long expectedZtoAWavel = expectedOutput.getResponseParameters().getPathDescription().getZToADirection()
161 .getZToAWavelengthNumber().toJava();
162 Assert.assertEquals(actualZtoAWavel, expectedZtoAWavel);
164 Long actualAToZRate = output.getResponseParameters().getPathDescription().getAToZDirection().getRate().toJava();
165 Long expectedAToZRate = expectedOutput.getResponseParameters().getPathDescription().getAToZDirection()
167 Assert.assertEquals(expectedAToZRate, actualAToZRate);
169 Long actualZToARate = output.getResponseParameters().getPathDescription().getZToADirection().getRate().toJava();
170 Long expectedZToARate = expectedOutput.getResponseParameters().getPathDescription().getZToADirection()
172 Assert.assertEquals(actualZToARate, expectedZToARate);
175 private static List<String> getNodesFromPath(PathComputationRequestOutput output) {
176 @Nullable Map<AToZKey, AToZ> atozList = output.getResponseParameters()
177 .getPathDescription().getAToZDirection().getAToZ();
178 return atozList.values().stream()
180 if ((aToZ.getResource() == null) || (aToZ.getResource().getResource() == null)) {
181 LOG.debug("Diversity constraint: Resource of AToZ node {} is null! Skipping this node!",
185 return aToZ.getResource().getResource() instanceof Node;
187 Node node = (Node) aToZ.getResource().getResource();
188 if (node.getNodeId() == null) {
189 LOG.warn("Node in AToZ node {} contains null! Skipping this node!", aToZ.getId());
192 return node.getNodeId().toString();
193 }).collect(Collectors.toList());
196 public static boolean comparePath(PathComputationRequestOutput output1, PathComputationRequestOutput output2) {
197 // return true if paths are different
198 List<String> nodes1 = getNodesFromPath(output1);
199 LOG.info("nodes1: {}", nodes1.toString());
200 List<String> nodes2 = getNodesFromPath(output2);
201 LOG.info("nodes2: {}", nodes2.toString());
202 nodes1.retainAll(nodes2);
203 LOG.info("nodes after intersection: {}", nodes1.toString());
204 return nodes1.isEmpty();
207 public static boolean checkPCECalculationConflicts(PathComputationRequestOutput[] outputs,
208 int iterationOrdinal, DataBroker dataBroker) {