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