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.util.Map;
  21 import java.util.concurrent.ExecutionException;
  22 import org.glassfish.grizzly.http.server.HttpServer;
  23 import org.glassfish.jersey.grizzly2.httpserver.GrizzlyHttpServerFactory;
  24 import org.glassfish.jersey.server.ResourceConfig;
  25 import org.junit.AfterClass;
  26 import org.junit.Assert;
  27 import org.junit.BeforeClass;
  28 import org.junit.Ignore;
  29 import org.junit.Test;
  30 import org.opendaylight.mdsal.binding.api.WriteTransaction;
  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.common.network.RequestProcessor;
  35 import org.opendaylight.transportpce.pce.constraints.PceConstraints;
  36 import org.opendaylight.transportpce.pce.constraints.PceConstraintsCalc;
  37 import org.opendaylight.transportpce.pce.utils.JsonUtil;
  38 import org.opendaylight.transportpce.pce.utils.PceTestData;
  39 import org.opendaylight.transportpce.test.AbstractTest;
  40 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.path.description.AToZDirectionBuilder;
  41 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.path.description.ZToADirectionBuilder;
  42 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.path.description.atoz.direction.AToZ;
  43 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.path.description.atoz.direction.AToZBuilder;
  44 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.path.description.atoz.direction.AToZKey;
  45 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.pce.resource.Resource;
  46 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.pce.resource.ResourceBuilder;
  47 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.pce.resource.resource.resource.TerminationPoint;
  48 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev200629.pce.resource.resource.resource.TerminationPointBuilder;
  49 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.NetworkId;
  50 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.Networks;
  51 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.Network;
  52 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.NetworkKey;
  53 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  54 import org.opendaylight.yangtools.yang.common.QName;
  55 import org.opendaylight.yangtools.yang.common.Uint32;
  56 import org.slf4j.Logger;
  57 import org.slf4j.LoggerFactory;
  58
  59 @Ignore
  60 public class GnpyUtilitiesImplTest extends AbstractTest {
  61
  62     private static final Logger LOG = LoggerFactory.getLogger(GnpyUtilitiesImplTest.class);
  63     private GnpyUtilitiesImpl gnpyUtilitiesImpl;
  64     private NetworkTransactionImpl networkTransaction;
  65     private static HttpServer httpServer;
  66
  67     public GnpyUtilitiesImplTest() {
  68         networkTransaction = new NetworkTransactionImpl(new RequestProcessor(this.getDataBroker()));
  69         JsonReader networkReader = null;
  70         JsonReader topoReader = null;
  71
  72         try {
  73             // load openroadm-network
  74             Reader gnpyNetwork = new FileReader("src/test/resources/gnpy/gnpy_network.json");
  75
  76             networkReader = new JsonReader(gnpyNetwork);
  77             Networks networks = (Networks) JsonUtil.getInstance().getDataObjectFromJson(networkReader,
  78                     QName.create("urn:ietf:params:xml:ns:yang:ietf-network", "2018-02-26", "networks"));
  79             saveOpenRoadmNetwork(networks.getNetwork().get(0), NetworkUtils.UNDERLAY_NETWORK_ID);
  80             // load openroadm-topology
  81             Reader gnpyTopo = new FileReader("src/test/resources/gnpy/gnpy_topology.json");
  82             topoReader = new JsonReader(gnpyTopo);
  83             networks = (Networks) JsonUtil.getInstance().getDataObjectFromJson(topoReader,
  84                     QName.create("urn:ietf:params:xml:ns:yang:ietf-network", "2018-02-26", "networks"));
  85             saveOpenRoadmNetwork(networks.getNetwork().get(0), NetworkUtils.OVERLAY_NETWORK_ID);
  86         } catch (FileNotFoundException | InterruptedException | ExecutionException e) {
  87             LOG.error("Cannot init test ", e);
  88             fail("Cannot init test ");
  89
  90         } finally {
  91             try {
  92                 if (networkReader != null) {
  93                     networkReader.close();
  94                 }
  95                 if (topoReader != null) {
  96                     topoReader.close();
  97                 }
  98             } catch (IOException e) {
  99                 LOG.warn("Cannot close reader ", e);
 100             }
 101         }
 102
 103     }
 104
 105     @BeforeClass
 106     public static void init() {
 107         // here we cannot use JerseyTest as we already extends AbstractTest
 108         final ResourceConfig rc = new ResourceConfig(GnpyStub.class);
 109         httpServer = GrizzlyHttpServerFactory.createHttpServer(URI.create("http://127.0.0.1:8008"), rc);
 110     }
 111
 112     @AfterClass
 113     public static void tearDown() {
 114         httpServer.shutdownNow();
 115     }
 116
 117     private void saveOpenRoadmNetwork(Network network, String networkId)
 118             throws InterruptedException, ExecutionException {
 119         InstanceIdentifier<Network> nwInstanceIdentifier = InstanceIdentifier.builder(Networks.class)
 120                 .child(Network.class, new NetworkKey(new NetworkId(networkId))).build();
 121         WriteTransaction dataWriteTransaction = this.getDataBroker().newWriteOnlyTransaction();
 122         dataWriteTransaction.put(LogicalDatastoreType.CONFIGURATION, nwInstanceIdentifier, network);
 123         dataWriteTransaction.commit().get();
 124     }
 125
 126     @Test
 127     public void askNewPathFromGnpyNullResultTest() throws Exception {
 128         gnpyUtilitiesImpl = new GnpyUtilitiesImpl(networkTransaction,
 129                 PceTestData.getGnpyPCERequest("XPONDER-1", "XPONDER-2"));
 130         assertNull("No hard constraints should be available", gnpyUtilitiesImpl.askNewPathFromGnpy(null));
 131
 132     }
 133
 134     @Test
 135     public void askNewPathFromGnpyTest() throws Exception {
 136         gnpyUtilitiesImpl = new GnpyUtilitiesImpl(networkTransaction,
 137                 PceTestData.getGnpyPCERequest("XPONDER-3", "XPONDER-4"));
 138         PceConstraintsCalc constraints = new PceConstraintsCalc(PceTestData.getPCE_simpletopology_test1_request(),
 139                 networkTransaction);
 140         PceConstraints pceHardConstraints = constraints.getPceHardConstraints();
 141         assertNotNull("Hard constraints should be available", gnpyUtilitiesImpl.askNewPathFromGnpy(pceHardConstraints));
 142
 143
 144     }
 145
 146     @Test
 147     public void verifyComputationByGnpyTest() throws Exception {
 148         // build AtoZ
 149         AToZDirectionBuilder atoZDirectionBldr = buildAtZ();
 150         // build ZtoA
 151         ZToADirectionBuilder ztoADirectionBldr = buildZtoA();
 152
 153         gnpyUtilitiesImpl = new GnpyUtilitiesImpl(networkTransaction,
 154                 PceTestData.getGnpyPCERequest("XPONDER-1", "XPONDER-2"));
 155         PceConstraintsCalc constraints = new PceConstraintsCalc(PceTestData.getPCE_simpletopology_test1_request(),
 156                 networkTransaction);
 157         PceConstraints pceHardConstraints = constraints.getPceHardConstraints();
 158         boolean result = gnpyUtilitiesImpl.verifyComputationByGnpy(atoZDirectionBldr.build(),
 159                 ztoADirectionBldr.build(),
 160                 pceHardConstraints);
 161         Assert.assertFalse("Gnpy Computation should be false",result);
 162     }
 163
 164     private AToZDirectionBuilder buildAtZ() {
 165         AToZKey clientKey = new AToZKey("key");
 166         TerminationPoint stp = new TerminationPointBuilder()
 167                 .setTpId("tpName").setTpNodeId("xname")
 168                 .build();
 169         Resource clientResource = new ResourceBuilder().setResource(stp).build();
 170         AToZ firstResource = new AToZBuilder().setId("tpName").withKey(clientKey).setResource(clientResource).build();
 171
 172         return new AToZDirectionBuilder()
 173                 .setRate(Uint32.valueOf(100))
 174                 .setAToZ(Map.of(firstResource.key(),firstResource))
 175                 .setAToZWavelengthNumber(Uint32.valueOf(0));
 176
 177     }
 178
 179     private ZToADirectionBuilder buildZtoA() {
 180         return new ZToADirectionBuilder()
 181                 .setRate(Uint32.valueOf(100))
 182                 .setZToA(Map.of())
 183                 .setZToAWavelengthNumber(Uint32.valueOf(0));
 184
 185     }
 186 }