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
  16 import org.junit.Assert;
  17 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  18 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  19 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  20 import org.opendaylight.transportpce.binding.converter.XMLDataObjectConverter;
  21 import org.opendaylight.transportpce.binding.converter.api.DataObjectConverter;
  22 import org.opendaylight.transportpce.common.NetworkUtils;
  23 import org.opendaylight.transportpce.test.common.DataStoreContext;
  24 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev170426.PathComputationRequestOutput;
  25 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev170426.path.description.atoz.direction.AToZ;
  26 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev170426.pce.resource.resource.resource.Node;
  27 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev170426.pce.resource.resource.resource.node.NodeIdentifier;
  28 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev150608.Network;
  29 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev150608.NetworkId;
  30 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev150608.NetworkKey;
  31 import org.opendaylight.yangtools.yang.binding.DataObject;
  32 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  33 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  34 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
  35 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
  36 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
  37 import org.opendaylight.yangtools.yang.data.api.schema.MapNode;
  38 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  39 import org.slf4j.Logger;
  40 import org.slf4j.LoggerFactory;
  41
  42 public final class PceTestUtils {
  43
  44     private static final Logger LOG = LoggerFactory.getLogger(PceTestUtils.class);
  45
  46     private PceTestUtils() {
  47     }
  48
  49     public static void writeTopologyIntoDataStore(DataBroker dataBroker,
  50                                                   DataStoreContext dataStoreContext, String topologyDataPath)
  51             throws ExecutionException, InterruptedException {
  52         DataObjectConverter dataObjectConverter = XMLDataObjectConverter.createWithDataStoreUtil(dataStoreContext);
  53         InputStream resourceAsStream = PceTestUtils.class.getClassLoader().getResourceAsStream(topologyDataPath);
  54         Optional<NormalizedNode<? extends YangInstanceIdentifier.PathArgument, ?>> normalizedNode
  55                 = dataObjectConverter.transformIntoNormalizedNode(resourceAsStream);
  56         DataContainerChild<? extends YangInstanceIdentifier.PathArgument, ?> next
  57                 = ((ContainerNode) normalizedNode.get()).getValue().iterator().next();
  58         MapEntryNode mapNode = ((MapNode) next).getValue().iterator().next();
  59         Optional<DataObject> dataObject = dataObjectConverter.getDataObject(mapNode, Network.QNAME);
  60         InstanceIdentifier<Network> nwInstanceIdentifier = InstanceIdentifier
  61                 .builder(Network.class, new NetworkKey(new NetworkId(NetworkUtils.OVERLAY_NETWORK_ID)))
  62                 .build();
  63         WriteTransaction dataWriteTransaction = dataBroker.newWriteOnlyTransaction();
  64         dataWriteTransaction.put(LogicalDatastoreType.CONFIGURATION, nwInstanceIdentifier, (Network) dataObject.get());
  65         dataWriteTransaction.submit().get();
  66     }
  67
  68     public static void checkConfigurationResponse(PathComputationRequestOutput output,
  69                                                   PathComputationRequestOutput expectedOutput) {
  70         Assert.assertNotNull(output);
  71         Assert.assertEquals(
  72                 expectedOutput.getConfigurationResponseCommon().getAckFinalIndicator(),
  73                 output.getConfigurationResponseCommon().getAckFinalIndicator());
  74         Assert.assertEquals(
  75                 expectedOutput.getConfigurationResponseCommon().getResponseMessage(),
  76                 output.getConfigurationResponseCommon().getResponseMessage());
  77         Assert.assertEquals(
  78                 expectedOutput.getConfigurationResponseCommon().getResponseCode(),
  79                 output.getConfigurationResponseCommon().getResponseCode());
  80     }
  81
  82     public static void checkCalculatedPath(PathComputationRequestOutput output,
  83                                            PathComputationRequestOutput expectedOutput) {
  84         Assert.assertNotNull(output.getResponseParameters().getPathDescription());
  85         Assert.assertNotNull(output.getResponseParameters().getPathDescription().getAToZDirection());
  86         Assert.assertNotNull(output.getResponseParameters().getPathDescription().getZToADirection());
  87         Assert.assertNotNull(output.getResponseParameters().getPathDescription().getAToZDirection().getAToZ());
  88         Assert.assertNotNull(output.getResponseParameters().getPathDescription().getZToADirection().getZToA());
  89
  90         int atozSize = output.getResponseParameters().getPathDescription().getAToZDirection().getAToZ().size();
  91         int ztoaSize = output.getResponseParameters().getPathDescription().getZToADirection().getZToA().size();
  92         Assert.assertEquals(atozSize, ztoaSize);
  93
  94         Long actualAToZWavel = output.getResponseParameters().getPathDescription().getAToZDirection()
  95             .getAToZWavelengthNumber();
  96         Long expectedAToZWavel = expectedOutput.getResponseParameters().getPathDescription().getAToZDirection()
  97             .getAToZWavelengthNumber();
  98         Assert.assertEquals(actualAToZWavel, expectedAToZWavel);
  99
 100         Long actualZtoAWavel = output.getResponseParameters().getPathDescription().getZToADirection()
 101             .getZToAWavelengthNumber();
 102         Long expectedZtoAWavel = expectedOutput.getResponseParameters().getPathDescription().getZToADirection()
 103             .getZToAWavelengthNumber();
 104         Assert.assertEquals(actualZtoAWavel, expectedZtoAWavel);
 105
 106         Long actualAToZRate = output.getResponseParameters().getPathDescription().getAToZDirection().getRate();
 107         Long expectedAToZRate = expectedOutput.getResponseParameters().getPathDescription().getAToZDirection()
 108             .getRate();
 109         Assert.assertEquals(expectedAToZRate, actualAToZRate);
 110
 111         Long actualZToARate = output.getResponseParameters().getPathDescription().getZToADirection().getRate();
 112         Long expectedZToARate = expectedOutput.getResponseParameters().getPathDescription().getZToADirection()
 113             .getRate();
 114         Assert.assertEquals(actualZToARate, expectedZToARate);
 115     }
 116
 117     private static List<String> getNodesFromPath(PathComputationRequestOutput output) {
 118         List<AToZ> atozList = output.getResponseParameters().getPathDescription().getAToZDirection().getAToZ();
 119         return atozList.stream()
 120             .filter(aToZ -> {
 121                 if ((aToZ.getResource() == null) || (aToZ.getResource().getResource() == null)) {
 122                     LOG.debug("Diversity constraint: Resource of AToZ node {} is null! Skipping this node!",
 123                             aToZ.getId());
 124                     return false;
 125                 }
 126                 return aToZ.getResource().getResource() instanceof Node;
 127             }).filter(aToZ -> {
 128                 Node node = (Node) aToZ.getResource().getResource();
 129                 if (node.getNodeIdentifier() == null) {
 130                     LOG.warn("Node in AToZ node {} contains null! Skipping this node!", aToZ.getId());
 131                     return false;
 132                 }
 133                 return true;
 134             }).map(aToZ -> {
 135                 NodeIdentifier node = ((Node) aToZ.getResource().getResource()).getNodeIdentifier();
 136                 return node.getNodeId().toString();
 137             }).collect(Collectors.toList());
 138     }
 139
 140     public static boolean comparePath(PathComputationRequestOutput output1, PathComputationRequestOutput output2) {
 141         // return true if paths are different
 142         List<String> nodes1 = getNodesFromPath(output1);
 143         LOG.info("nodes1: {}", nodes1.toString());
 144         List<String> nodes2 = getNodesFromPath(output2);
 145         LOG.info("nodes2: {}", nodes2.toString());
 146         nodes1.retainAll(nodes2);
 147         LOG.info("nodes after intersection: {}", nodes1.toString());
 148         return nodes1.isEmpty();
 149     }
 150
 151     public static boolean checkPCECalculationConflicts(PathComputationRequestOutput[] outputs,
 152                                                        int iterationOrdinal, DataBroker dataBroker) {
 153
 154         return true;
 155     }
 156
 157 }