pce/src/test/java/org/opendaylight/transportpce/pce/gnpy/GnpyUtilitiesImplTest.java

   1 /*
   2  * Copyright © 2020 Orange Labs, Inc. and others.  All rights reserved.
   3  *
   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
   7  */
   8 package org.opendaylight.transportpce.pce.gnpy;
   9
  10 import static org.junit.Assert.assertNotNull;
  11 import static org.junit.Assert.assertNull;
  12 import static org.junit.Assert.fail;
  13
  14 import com.google.gson.stream.JsonReader;
  15 import java.io.FileNotFoundException;
  16 import java.io.FileReader;
  17 import java.io.IOException;
  18 import java.io.Reader;
  19 import java.net.URI;
  20 import java.nio.charset.StandardCharsets;
  21 import java.util.Map;
  22 import java.util.concurrent.ExecutionException;
  23 import org.glassfish.grizzly.http.server.HttpServer;
  24 import org.glassfish.jersey.grizzly2.httpserver.GrizzlyHttpServerFactory;
  25 import org.glassfish.jersey.server.ResourceConfig;
  26 import org.junit.AfterClass;
  27 import org.junit.Assert;
  28 import org.junit.Before;
  29 import org.junit.BeforeClass;
  30 import org.junit.Ignore;
  31 import org.junit.Test;
  32 import org.opendaylight.mdsal.binding.api.WriteTransaction;
  33 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  34 import org.opendaylight.transportpce.common.NetworkUtils;
  35 import org.opendaylight.transportpce.common.network.NetworkTransactionImpl;
  36 import org.opendaylight.transportpce.common.network.RequestProcessor;
  37 import org.opendaylight.transportpce.pce.constraints.PceConstraints;
  38 import org.opendaylight.transportpce.pce.constraints.PceConstraintsCalc;
  39 import org.opendaylight.transportpce.pce.gnpy.consumer.GnpyConsumer;
  40 import org.opendaylight.transportpce.pce.gnpy.consumer.GnpyConsumerImpl;
  41 import org.opendaylight.transportpce.pce.gnpy.consumer.GnpyStub;
  42 import org.opendaylight.transportpce.pce.utils.JsonUtil;
  43 import org.opendaylight.transportpce.pce.utils.PceTestData;
  44 import org.opendaylight.transportpce.test.AbstractTest;
  45 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev210705.path.description.AToZDirectionBuilder;
  46 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev210705.path.description.ZToADirectionBuilder;
  47 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev210705.path.description.atoz.direction.AToZ;
  48 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev210705.path.description.atoz.direction.AToZBuilder;
  49 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev210705.path.description.atoz.direction.AToZKey;
  50 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev210705.path.description.ztoa.direction.ZToA;
  51 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev210705.path.description.ztoa.direction.ZToABuilder;
  52 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev210705.path.description.ztoa.direction.ZToAKey;
  53 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev210705.pce.resource.Resource;
  54 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev210705.pce.resource.ResourceBuilder;
  55 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev210705.pce.resource.resource.resource.TerminationPoint;
  56 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev210705.pce.resource.resource.resource.TerminationPointBuilder;
  57 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.NetworkId;
  58 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.Networks;
  59 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.Network;
  60 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.NetworkKey;
  61 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  62 import org.opendaylight.yangtools.yang.common.QName;
  63 import org.opendaylight.yangtools.yang.common.Uint32;
  64 import org.slf4j.Logger;
  65 import org.slf4j.LoggerFactory;
  66
  67 public class GnpyUtilitiesImplTest extends AbstractTest {
  68
  69     private static final Logger LOG = LoggerFactory.getLogger(GnpyUtilitiesImplTest.class);
  70     private GnpyUtilitiesImpl gnpyUtilitiesImpl;
  71     private NetworkTransactionImpl networkTransaction;
  72     private static HttpServer httpServer;
  73     private GnpyConsumer gnpyConsumer;
  74
  75     public GnpyUtilitiesImplTest() throws IOException {
  76         networkTransaction = new NetworkTransactionImpl(new RequestProcessor(getDataBroker()));
  77         JsonReader networkReader = null;
  78         JsonReader topoReader = null;
  79
  80         try {
  81             // load openroadm-network
  82             Reader gnpyNetwork = new FileReader("src/test/resources/gnpy/gnpy_network.json",
  83                     StandardCharsets.UTF_8);
  84
  85             networkReader = new JsonReader(gnpyNetwork);
  86             Networks networks = (Networks) JsonUtil.getInstance().getDataObjectFromJson(networkReader,
  87                     QName.create("urn:ietf:params:xml:ns:yang:ietf-network", "2018-02-26", "networks"));
  88             saveOpenRoadmNetwork(networks.getNetwork().values().iterator().next(), NetworkUtils.UNDERLAY_NETWORK_ID);
  89             // load openroadm-topology
  90             Reader gnpyTopo = new FileReader("src/test/resources/gnpy/gnpy_topology.json",
  91                     StandardCharsets.UTF_8);
  92             topoReader = new JsonReader(gnpyTopo);
  93             networks = (Networks) JsonUtil.getInstance().getDataObjectFromJson(topoReader,
  94                     QName.create("urn:ietf:params:xml:ns:yang:ietf-network", "2018-02-26", "networks"));
  95             saveOpenRoadmNetwork(networks.getNetwork().values().iterator().next(), NetworkUtils.OVERLAY_NETWORK_ID);
  96         } catch (FileNotFoundException | InterruptedException | ExecutionException e) {
  97             LOG.error("Cannot init test ", e);
  98             fail("Cannot init test ");
  99
 100         } finally {
 101             try {
 102                 if (networkReader != null) {
 103                     networkReader.close();
 104                 }
 105                 if (topoReader != null) {
 106                     topoReader.close();
 107                 }
 108             } catch (IOException e) {
 109                 LOG.warn("Cannot close reader ", e);
 110             }
 111         }
 112
 113     }
 114
 115     @Before
 116     public void initConsumer() {
 117         gnpyConsumer = new GnpyConsumerImpl("http://localhost:9998", "mylogin", "mypassword",
 118                 getDataStoreContextUtil().getBindingDOMCodecServices());
 119     }
 120
 121     @BeforeClass
 122     public static void init() {
 123         // here we cannot use JerseyTest as we already extends AbstractTest
 124         final ResourceConfig rc = new ResourceConfig(GnpyStub.class);
 125         httpServer = GrizzlyHttpServerFactory.createHttpServer(URI.create("http://localhost:9998"), rc);
 126     }
 127
 128     @AfterClass
 129     public static void tearDown() {
 130         httpServer.shutdownNow();
 131     }
 132
 133     private void saveOpenRoadmNetwork(Network network, String networkId)
 134             throws InterruptedException, ExecutionException {
 135         InstanceIdentifier<Network> nwInstanceIdentifier = InstanceIdentifier.builder(Networks.class)
 136                 .child(Network.class, new NetworkKey(new NetworkId(networkId))).build();
 137         WriteTransaction dataWriteTransaction = getDataBroker().newWriteOnlyTransaction();
 138         dataWriteTransaction.put(LogicalDatastoreType.CONFIGURATION, nwInstanceIdentifier, network);
 139         dataWriteTransaction.commit().get();
 140     }
 141
 142     @Test
 143     public void askNewPathFromGnpyNullResultTest() throws Exception {
 144         gnpyUtilitiesImpl = new GnpyUtilitiesImpl(networkTransaction,
 145                 PceTestData.getGnpyPCERequest("XPONDER-1", "XPONDER-2"),
 146                 gnpyConsumer);
 147         assertNull("No hard constraints should be available", gnpyUtilitiesImpl.askNewPathFromGnpy(null));
 148
 149     }
 150
 151     @Ignore
 152     @Test
 153     public void askNewPathFromGnpyTest() throws Exception {
 154         gnpyUtilitiesImpl = new GnpyUtilitiesImpl(networkTransaction,
 155                 PceTestData.getGnpyPCERequest("XPONDER-3", "XPONDER-4"),
 156                 gnpyConsumer);
 157         PceConstraintsCalc constraints = new PceConstraintsCalc(PceTestData.getPCE_simpletopology_test1_request(),
 158                 networkTransaction);
 159         PceConstraints pceHardConstraints = constraints.getPceHardConstraints();
 160         assertNotNull("Hard constraints should be available", gnpyUtilitiesImpl.askNewPathFromGnpy(pceHardConstraints));
 161
 162
 163     }
 164
 165     @Test
 166     public void verifyComputationByGnpyTest() throws Exception {
 167         // build AtoZ
 168         AToZDirectionBuilder atoZDirectionBldr = buildAtZ();
 169         // build ZtoA
 170         ZToADirectionBuilder ztoADirectionBldr = buildZtoA();
 171
 172         gnpyUtilitiesImpl = new GnpyUtilitiesImpl(networkTransaction,
 173                 PceTestData.getGnpyPCERequest("XPONDER-1", "XPONDER-2"),
 174                 gnpyConsumer);
 175         PceConstraintsCalc constraints = new PceConstraintsCalc(PceTestData.getPCE_simpletopology_test1_request(),
 176                 networkTransaction);
 177         PceConstraints pceHardConstraints = constraints.getPceHardConstraints();
 178         boolean result = gnpyUtilitiesImpl.verifyComputationByGnpy(atoZDirectionBldr.build(),
 179                 ztoADirectionBldr.build(),
 180                 pceHardConstraints);
 181         Assert.assertFalse("Gnpy Computation should be false",result);
 182     }
 183
 184     private AToZDirectionBuilder buildAtZ() {
 185         AToZKey clientKey = new AToZKey("key");
 186         TerminationPoint stp = new TerminationPointBuilder()
 187                 .setTpId("tpName").setTpNodeId("xname")
 188                 .build();
 189         Resource clientResource = new ResourceBuilder().setResource(stp).build();
 190         AToZ firstResource = new AToZBuilder().setId("tpName").withKey(clientKey).setResource(clientResource).build();
 191
 192         return new AToZDirectionBuilder()
 193                 .setRate(Uint32.valueOf(100))
 194                 .setAToZ(Map.of(firstResource.key(),firstResource))
 195                 .setAToZWavelengthNumber(Uint32.valueOf(0));
 196
 197     }
 198
 199     private ZToADirectionBuilder buildZtoA() {
 200         ZToAKey clientKey = new ZToAKey("key");
 201         TerminationPoint stp = new TerminationPointBuilder()
 202                 .setTpId("tpName").setTpNodeId("xname")
 203                 .build();
 204         Resource clientResource = new ResourceBuilder().setResource(stp).build();
 205         ZToA firstResource = new ZToABuilder().setId("tpName").withKey(clientKey).setResource(clientResource).build();
 206         return new ZToADirectionBuilder()
 207                 .setRate(Uint32.valueOf(100))
 208                 .setZToA(Map.of(firstResource.key(),firstResource))
 209                 .setZToAWavelengthNumber(Uint32.valueOf(0));
 210
 211     }
 212 }