pce/src/test/java/org/opendaylight/transportpce/pce/utils/PceTestUtils.java

   1 /*
   2  * Copyright © 2017 AT&T, 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.utils;
   9
  10 import java.io.InputStream;
  11 import java.util.List;
  12 import java.util.Optional;
  13 import java.util.concurrent.ExecutionException;
  14 import java.util.stream.Collectors;
  15 import org.junit.Assert;
  16 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  17 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  18 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  19 import org.opendaylight.transportpce.binding.converter.XMLDataObjectConverter;
  20 import org.opendaylight.transportpce.binding.converter.api.DataObjectConverter;
  21 import org.opendaylight.transportpce.common.NetworkUtils;
  22 import org.opendaylight.transportpce.test.common.DataStoreContext;
  23 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev171017.PathComputationRequestOutput;
  24 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev171017.path.description.atoz.direction.AToZ;
  25 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev171017.pce.resource.resource.resource.Node;
  26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev150608.Network;
  27 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev150608.NetworkId;
  28 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev150608.NetworkKey;
  29 import org.opendaylight.yangtools.yang.binding.DataObject;
  30 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  31 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  32 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
  33 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
  34 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
  35 import org.opendaylight.yangtools.yang.data.api.schema.MapNode;
  36 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  37 import org.slf4j.Logger;
  38 import org.slf4j.LoggerFactory;
  39
  40 public final class PceTestUtils {
  41
  42     private static final Logger LOG = LoggerFactory.getLogger(PceTestUtils.class);
  43
  44     private PceTestUtils() {
  45     }
  46
  47     public static void writeTopologyIntoDataStore(DataBroker dataBroker,
  48                                                   DataStoreContext dataStoreContext, String topologyDataPath)
  49             throws ExecutionException, InterruptedException {
  50         DataObjectConverter dataObjectConverter = XMLDataObjectConverter.createWithDataStoreUtil(dataStoreContext);
  51         InputStream resourceAsStream = PceTestUtils.class.getClassLoader().getResourceAsStream(topologyDataPath);
  52         Optional<NormalizedNode<? extends YangInstanceIdentifier.PathArgument, ?>> normalizedNode
  53                 = dataObjectConverter.transformIntoNormalizedNode(resourceAsStream);
  54         DataContainerChild<? extends YangInstanceIdentifier.PathArgument, ?> next
  55                 = ((ContainerNode) normalizedNode.get()).getValue().iterator().next();
  56         MapEntryNode mapNode = ((MapNode) next).getValue().iterator().next();
  57         Optional<DataObject> dataObject = dataObjectConverter.getDataObject(mapNode, Network.QNAME);
  58         InstanceIdentifier<Network> nwInstanceIdentifier = InstanceIdentifier
  59                 .builder(Network.class, new NetworkKey(new NetworkId(NetworkUtils.OVERLAY_NETWORK_ID)))
  60                 .build();
  61         WriteTransaction dataWriteTransaction = dataBroker.newWriteOnlyTransaction();
  62         dataWriteTransaction.put(LogicalDatastoreType.CONFIGURATION, nwInstanceIdentifier, (Network) dataObject.get());
  63         dataWriteTransaction.submit().get();
  64     }
  65
  66     public static void checkConfigurationResponse(PathComputationRequestOutput output,
  67                                                   PathComputationRequestOutput expectedOutput) {
  68         Assert.assertNotNull(output);
  69         Assert.assertEquals(
  70                 expectedOutput.getConfigurationResponseCommon().getAckFinalIndicator(),
  71                 output.getConfigurationResponseCommon().getAckFinalIndicator());
  72         Assert.assertEquals(
  73                 expectedOutput.getConfigurationResponseCommon().getResponseMessage(),
  74                 output.getConfigurationResponseCommon().getResponseMessage());
  75         Assert.assertEquals(
  76                 expectedOutput.getConfigurationResponseCommon().getResponseCode(),
  77                 output.getConfigurationResponseCommon().getResponseCode());
  78     }
  79
  80     public static void checkCalculatedPath(PathComputationRequestOutput output,
  81                                            PathComputationRequestOutput expectedOutput) {
  82         Assert.assertNotNull(output.getResponseParameters().getPathDescription());
  83         Assert.assertNotNull(output.getResponseParameters().getPathDescription().getAToZDirection());
  84         Assert.assertNotNull(output.getResponseParameters().getPathDescription().getZToADirection());
  85         Assert.assertNotNull(output.getResponseParameters().getPathDescription().getAToZDirection().getAToZ());
  86         Assert.assertNotNull(output.getResponseParameters().getPathDescription().getZToADirection().getZToA());
  87
  88         int atozSize = output.getResponseParameters().getPathDescription().getAToZDirection().getAToZ().size();
  89         int ztoaSize = output.getResponseParameters().getPathDescription().getZToADirection().getZToA().size();
  90         Assert.assertEquals(atozSize, ztoaSize);
  91
  92         Long actualAToZWavel = output.getResponseParameters().getPathDescription().getAToZDirection()
  93             .getAToZWavelengthNumber();
  94         Long expectedAToZWavel = expectedOutput.getResponseParameters().getPathDescription().getAToZDirection()
  95             .getAToZWavelengthNumber();
  96         Assert.assertEquals(actualAToZWavel, expectedAToZWavel);
  97
  98         Long actualZtoAWavel = output.getResponseParameters().getPathDescription().getZToADirection()
  99             .getZToAWavelengthNumber();
 100         Long expectedZtoAWavel = expectedOutput.getResponseParameters().getPathDescription().getZToADirection()
 101             .getZToAWavelengthNumber();
 102         Assert.assertEquals(actualZtoAWavel, expectedZtoAWavel);
 103
 104         Long actualAToZRate = output.getResponseParameters().getPathDescription().getAToZDirection().getRate();
 105         Long expectedAToZRate = expectedOutput.getResponseParameters().getPathDescription().getAToZDirection()
 106             .getRate();
 107         Assert.assertEquals(expectedAToZRate, actualAToZRate);
 108
 109         Long actualZToARate = output.getResponseParameters().getPathDescription().getZToADirection().getRate();
 110         Long expectedZToARate = expectedOutput.getResponseParameters().getPathDescription().getZToADirection()
 111             .getRate();
 112         Assert.assertEquals(actualZToARate, expectedZToARate);
 113     }
 114
 115     private static List<String> getNodesFromPath(PathComputationRequestOutput output) {
 116         List<AToZ> atozList = output.getResponseParameters().getPathDescription().getAToZDirection().getAToZ();
 117         return atozList.stream()
 118             .filter(aToZ -> {
 119                 if ((aToZ.getResource() == null) || (aToZ.getResource().getResource() == null)) {
 120                     LOG.debug("Diversity constraint: Resource of AToZ node {} is null! Skipping this node!",
 121                             aToZ.getId());
 122                     return false;
 123                 }
 124                 return aToZ.getResource().getResource() instanceof Node;
 125             }).map(aToZ -> {
 126                 Node node = (Node) aToZ.getResource().getResource();
 127                 if (node.getNodeId() == null) {
 128                     LOG.warn("Node in AToZ node {} contains null! Skipping this node!", aToZ.getId());
 129                     return null;
 130                 }
 131                 return node.getNodeId().toString();
 132             }).collect(Collectors.toList());
 133     }
 134
 135     public static boolean comparePath(PathComputationRequestOutput output1, PathComputationRequestOutput output2) {
 136         // return true if paths are different
 137         List<String> nodes1 = getNodesFromPath(output1);
 138         LOG.info("nodes1: {}", nodes1.toString());
 139         List<String> nodes2 = getNodesFromPath(output2);
 140         LOG.info("nodes2: {}", nodes2.toString());
 141         nodes1.retainAll(nodes2);
 142         LOG.info("nodes after intersection: {}", nodes1.toString());
 143         return nodes1.isEmpty();
 144     }
 145
 146     public static boolean checkPCECalculationConflicts(PathComputationRequestOutput[] outputs,
 147                                                        int iterationOrdinal, DataBroker dataBroker) {
 148
 149         return true;
 150     }
 151
 152 }