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.util.List;
16 import java.util.Optional;
17 import java.util.concurrent.ExecutionException;
18 import java.util.stream.Collectors;
19 import org.junit.Assert;
20 import org.opendaylight.mdsal.binding.api.DataBroker;
21 import org.opendaylight.mdsal.binding.api.WriteTransaction;
22 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
23 import org.opendaylight.transportpce.common.DataStoreContext;
24 import org.opendaylight.transportpce.common.NetworkUtils;
25 import org.opendaylight.transportpce.common.converter.XMLDataObjectConverter;
26 import org.opendaylight.transportpce.common.converter.api.DataObjectConverter;
27 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.PathComputationRequestOutput;
28 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.path.description.atoz.direction.AToZ;
29 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.pce.resource.resource.resource.Node;
30 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.NetworkId;
31 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.Networks;
32 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.Network;
33 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.NetworkKey;
34 import org.opendaylight.yangtools.yang.binding.DataObject;
35 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
36 import org.opendaylight.yangtools.yang.common.QName;
37 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
38 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
39 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
40 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
41 import org.opendaylight.yangtools.yang.data.api.schema.MapNode;
42 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
43 import org.slf4j.Logger;
44 import org.slf4j.LoggerFactory;
46 public final class PceTestUtils {
48 private static final Logger LOG = LoggerFactory.getLogger(PceTestUtils.class);
50 private PceTestUtils() {
53 public static void writeTopologyIntoDataStore(DataBroker dataBroker,
54 DataStoreContext dataStoreContext, String topologyDataPath)
55 throws ExecutionException, InterruptedException {
57 DataObjectConverter dataObjectConverter = XMLDataObjectConverter.createWithDataStoreUtil(dataStoreContext);
58 InputStream resourceAsStream = PceTestUtils.class.getClassLoader().getResourceAsStream(topologyDataPath);
59 Optional<NormalizedNode<? extends YangInstanceIdentifier.PathArgument, ?>> normalizedNode
60 = dataObjectConverter.transformIntoNormalizedNode(resourceAsStream);
61 DataContainerChild<? extends YangInstanceIdentifier.PathArgument, ?> next
62 = ((ContainerNode) normalizedNode.get()).getValue().iterator().next();
63 MapEntryNode mapNode = ((MapNode) next).getValue().iterator().next();
64 Optional<DataObject> dataObject = dataObjectConverter.getDataObject(mapNode, Network.QNAME);
65 InstanceIdentifier<Network> nwInstanceIdentifier = InstanceIdentifier.builder(Networks.class)
66 .child(Network.class, new NetworkKey(new NetworkId(NetworkUtils.OVERLAY_NETWORK_ID)))
68 WriteTransaction dataWriteTransaction = dataBroker.newWriteOnlyTransaction();
69 dataWriteTransaction.put(LogicalDatastoreType.CONFIGURATION, nwInstanceIdentifier, (Network) dataObject.get());
70 dataWriteTransaction.commit().get();
73 public static void writeNetworkInDataStore(DataBroker dataBroker) {
76 // load openroadm-network
77 Reader gnpyNetwork = new FileReader("src/test/resources/gnpy/gnpy_network.json");
78 // load openroadm-topology
79 Reader gnpyTopo = new FileReader("src/test/resources/gnpy/gnpy_topology.json");
80 JsonReader networkReader = new JsonReader(gnpyNetwork);
81 JsonReader topoReader = new JsonReader(gnpyTopo);
84 Networks networks = (Networks) JsonUtil.getInstance().getDataObjectFromJson(networkReader,
85 QName.create("urn:ietf:params:xml:ns:yang:ietf-network", "2018-02-26", "networks"));
86 saveOpenRoadmNetwork(networks.getNetwork().get(0), NetworkUtils.UNDERLAY_NETWORK_ID, dataBroker);
87 networks = (Networks) JsonUtil.getInstance().getDataObjectFromJson(topoReader,
88 QName.create("urn:ietf:params:xml:ns:yang:ietf-network", "2018-02-26", "networks"));
89 saveOpenRoadmNetwork(networks.getNetwork().get(0), NetworkUtils.OVERLAY_NETWORK_ID, dataBroker);
90 } catch (IOException | ExecutionException | InterruptedException e) {
91 LOG.error("Cannot init test ", e);
92 Assert.fail("Cannot init test ");
96 private static void saveOpenRoadmNetwork(Network network, String networkId, DataBroker dataBroker)
97 throws InterruptedException, ExecutionException {
98 InstanceIdentifier<Network> nwInstanceIdentifier = InstanceIdentifier.builder(Networks.class)
99 .child(Network.class, new NetworkKey(new NetworkId(networkId))).build();
100 WriteTransaction dataWriteTransaction = dataBroker.newWriteOnlyTransaction();
101 dataWriteTransaction.put(LogicalDatastoreType.CONFIGURATION, nwInstanceIdentifier, network);
102 dataWriteTransaction.commit().get();
105 public static void writeNetworkIntoDataStore(DataBroker dataBroker,
106 DataStoreContext dataStoreContext, Network network)
107 throws ExecutionException, InterruptedException {
109 InstanceIdentifier<Network> nwInstanceIdentifier = InstanceIdentifier.builder(Networks.class)
110 .child(Network.class, new NetworkKey(new NetworkId(NetworkUtils.OVERLAY_NETWORK_ID)))
112 WriteTransaction dataWriteTransaction = dataBroker.newWriteOnlyTransaction();
113 dataWriteTransaction.put(LogicalDatastoreType.CONFIGURATION, nwInstanceIdentifier, network);
114 dataWriteTransaction.commit().get();
117 public static void checkConfigurationResponse(PathComputationRequestOutput output,
118 PathComputationRequestOutput expectedOutput) {
119 Assert.assertNotNull(output);
121 expectedOutput.getConfigurationResponseCommon().getAckFinalIndicator(),
122 output.getConfigurationResponseCommon().getAckFinalIndicator());
124 expectedOutput.getConfigurationResponseCommon().getResponseMessage(),
125 output.getConfigurationResponseCommon().getResponseMessage());
127 expectedOutput.getConfigurationResponseCommon().getResponseCode(),
128 output.getConfigurationResponseCommon().getResponseCode());
131 public static void checkCalculatedPath(PathComputationRequestOutput output,
132 PathComputationRequestOutput expectedOutput) {
133 Assert.assertNotNull(output.getResponseParameters().getPathDescription());
134 Assert.assertNotNull(output.getResponseParameters().getPathDescription().getAToZDirection());
135 Assert.assertNotNull(output.getResponseParameters().getPathDescription().getZToADirection());
136 Assert.assertNotNull(output.getResponseParameters().getPathDescription().getAToZDirection().getAToZ());
137 Assert.assertNotNull(output.getResponseParameters().getPathDescription().getZToADirection().getZToA());
139 int atozSize = output.getResponseParameters().getPathDescription().getAToZDirection().getAToZ().size();
140 int ztoaSize = output.getResponseParameters().getPathDescription().getZToADirection().getZToA().size();
141 Assert.assertEquals(atozSize, ztoaSize);
143 Long actualAToZWavel = output.getResponseParameters().getPathDescription().getAToZDirection()
144 .getAToZWavelengthNumber().toJava();
145 Long expectedAToZWavel = expectedOutput.getResponseParameters().getPathDescription().getAToZDirection()
146 .getAToZWavelengthNumber().toJava();
147 Assert.assertEquals(actualAToZWavel, expectedAToZWavel);
149 Long actualZtoAWavel = output.getResponseParameters().getPathDescription().getZToADirection()
150 .getZToAWavelengthNumber().toJava();
151 Long expectedZtoAWavel = expectedOutput.getResponseParameters().getPathDescription().getZToADirection()
152 .getZToAWavelengthNumber().toJava();
153 Assert.assertEquals(actualZtoAWavel, expectedZtoAWavel);
155 Long actualAToZRate = output.getResponseParameters().getPathDescription().getAToZDirection().getRate().toJava();
156 Long expectedAToZRate = expectedOutput.getResponseParameters().getPathDescription().getAToZDirection()
158 Assert.assertEquals(expectedAToZRate, actualAToZRate);
160 Long actualZToARate = output.getResponseParameters().getPathDescription().getZToADirection().getRate().toJava();
161 Long expectedZToARate = expectedOutput.getResponseParameters().getPathDescription().getZToADirection()
163 Assert.assertEquals(actualZToARate, expectedZToARate);
166 private static List<String> getNodesFromPath(PathComputationRequestOutput output) {
167 List<AToZ> atozList = output.getResponseParameters().getPathDescription().getAToZDirection().getAToZ();
168 return atozList.stream()
170 if ((aToZ.getResource() == null) || (aToZ.getResource().getResource() == null)) {
171 LOG.debug("Diversity constraint: Resource of AToZ node {} is null! Skipping this node!",
175 return aToZ.getResource().getResource() instanceof Node;
177 Node node = (Node) aToZ.getResource().getResource();
178 if (node.getNodeId() == null) {
179 LOG.warn("Node in AToZ node {} contains null! Skipping this node!", aToZ.getId());
182 return node.getNodeId().toString();
183 }).collect(Collectors.toList());
186 public static boolean comparePath(PathComputationRequestOutput output1, PathComputationRequestOutput output2) {
187 // return true if paths are different
188 List<String> nodes1 = getNodesFromPath(output1);
189 LOG.info("nodes1: {}", nodes1.toString());
190 List<String> nodes2 = getNodesFromPath(output2);
191 LOG.info("nodes2: {}", nodes2.toString());
192 nodes1.retainAll(nodes2);
193 LOG.info("nodes after intersection: {}", nodes1.toString());
194 return nodes1.isEmpty();
197 public static boolean checkPCECalculationConflicts(PathComputationRequestOutput[] outputs,
198 int iterationOrdinal, DataBroker dataBroker) {