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.mdsal.binding.api.DataBroker;
  17 import org.opendaylight.mdsal.binding.api.WriteTransaction;
  18 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  19 import org.opendaylight.transportpce.common.DataStoreContext;
  20 import org.opendaylight.transportpce.common.NetworkUtils;
  21 import org.opendaylight.transportpce.common.converter.XMLDataObjectConverter;
  22 import org.opendaylight.transportpce.common.converter.api.DataObjectConverter;
  23 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.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.rev180226.NetworkId;
  27 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.Networks;
  28 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.Network;
  29 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.NetworkKey;
  30 import org.opendaylight.yangtools.yang.binding.DataObject;
  31 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  32 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  33 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
  34 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
  35 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
  36 import org.opendaylight.yangtools.yang.data.api.schema.MapNode;
  37 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  38 import org.slf4j.Logger;
  39 import org.slf4j.LoggerFactory;
  40
  41 public final class PceTestUtils {
  42
  43     private static final Logger LOG = LoggerFactory.getLogger(PceTestUtils.class);
  44
  45     private PceTestUtils() {
  46     }
  47
  48     public static void writeTopologyIntoDataStore(DataBroker dataBroker,
  49                                                   DataStoreContext dataStoreContext, String topologyDataPath)
  50             throws ExecutionException, InterruptedException {
  51
  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.builder(Networks.class)
  61                 .child(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.commit().get();
  66     }
  67
  68     public static void writeNetworkIntoDataStore(DataBroker dataBroker,
  69                                                  DataStoreContext dataStoreContext, Network network)
  70             throws ExecutionException, InterruptedException {
  71
  72         InstanceIdentifier<Network> nwInstanceIdentifier = InstanceIdentifier.builder(Networks.class)
  73                 .child(Network.class, new NetworkKey(new NetworkId(NetworkUtils.OVERLAY_NETWORK_ID)))
  74                 .build();
  75         WriteTransaction dataWriteTransaction = dataBroker.newWriteOnlyTransaction();
  76         dataWriteTransaction.put(LogicalDatastoreType.CONFIGURATION, nwInstanceIdentifier, network);
  77         dataWriteTransaction.commit().get();
  78     }
  79
  80     public static void checkConfigurationResponse(PathComputationRequestOutput output,
  81                                                   PathComputationRequestOutput expectedOutput) {
  82         Assert.assertNotNull(output);
  83         Assert.assertEquals(
  84                 expectedOutput.getConfigurationResponseCommon().getAckFinalIndicator(),
  85                 output.getConfigurationResponseCommon().getAckFinalIndicator());
  86         Assert.assertEquals(
  87                 expectedOutput.getConfigurationResponseCommon().getResponseMessage(),
  88                 output.getConfigurationResponseCommon().getResponseMessage());
  89         Assert.assertEquals(
  90                 expectedOutput.getConfigurationResponseCommon().getResponseCode(),
  91                 output.getConfigurationResponseCommon().getResponseCode());
  92     }
  93
  94     public static void checkCalculatedPath(PathComputationRequestOutput output,
  95                                            PathComputationRequestOutput expectedOutput) {
  96         Assert.assertNotNull(output.getResponseParameters().getPathDescription());
  97         Assert.assertNotNull(output.getResponseParameters().getPathDescription().getAToZDirection());
  98         Assert.assertNotNull(output.getResponseParameters().getPathDescription().getZToADirection());
  99         Assert.assertNotNull(output.getResponseParameters().getPathDescription().getAToZDirection().getAToZ());
 100         Assert.assertNotNull(output.getResponseParameters().getPathDescription().getZToADirection().getZToA());
 101
 102         int atozSize = output.getResponseParameters().getPathDescription().getAToZDirection().getAToZ().size();
 103         int ztoaSize = output.getResponseParameters().getPathDescription().getZToADirection().getZToA().size();
 104         Assert.assertEquals(atozSize, ztoaSize);
 105
 106         Long actualAToZWavel = output.getResponseParameters().getPathDescription().getAToZDirection()
 107                 .getAToZWavelengthNumber().toJava();
 108         Long expectedAToZWavel = expectedOutput.getResponseParameters().getPathDescription().getAToZDirection()
 109                 .getAToZWavelengthNumber().toJava();
 110         Assert.assertEquals(actualAToZWavel, expectedAToZWavel);
 111
 112         Long actualZtoAWavel = output.getResponseParameters().getPathDescription().getZToADirection()
 113                 .getZToAWavelengthNumber().toJava();
 114         Long expectedZtoAWavel = expectedOutput.getResponseParameters().getPathDescription().getZToADirection()
 115                 .getZToAWavelengthNumber().toJava();
 116         Assert.assertEquals(actualZtoAWavel, expectedZtoAWavel);
 117
 118         Long actualAToZRate = output.getResponseParameters().getPathDescription().getAToZDirection().getRate().toJava();
 119         Long expectedAToZRate = expectedOutput.getResponseParameters().getPathDescription().getAToZDirection()
 120                 .getRate().toJava();
 121         Assert.assertEquals(expectedAToZRate, actualAToZRate);
 122
 123         Long actualZToARate = output.getResponseParameters().getPathDescription().getZToADirection().getRate().toJava();
 124         Long expectedZToARate = expectedOutput.getResponseParameters().getPathDescription().getZToADirection()
 125                 .getRate().toJava();
 126         Assert.assertEquals(actualZToARate, expectedZToARate);
 127     }
 128
 129     private static List<String> getNodesFromPath(PathComputationRequestOutput output) {
 130         List<AToZ> atozList = output.getResponseParameters().getPathDescription().getAToZDirection().getAToZ();
 131         return atozList.stream()
 132                 .filter(aToZ -> {
 133                     if ((aToZ.getResource() == null) || (aToZ.getResource().getResource() == null)) {
 134                         LOG.debug("Diversity constraint: Resource of AToZ node {} is null! Skipping this node!",
 135                                 aToZ.getId());
 136                         return false;
 137                     }
 138                     return aToZ.getResource().getResource() instanceof Node;
 139                 }).map(aToZ -> {
 140                     Node node = (Node) aToZ.getResource().getResource();
 141                     if (node.getNodeId() == null) {
 142                         LOG.warn("Node in AToZ node {} contains null! Skipping this node!", aToZ.getId());
 143                         return null;
 144                     }
 145                     return node.getNodeId().toString();
 146                 }).collect(Collectors.toList());
 147     }
 148
 149     public static boolean comparePath(PathComputationRequestOutput output1, PathComputationRequestOutput output2) {
 150         // return true if paths are different
 151         List<String> nodes1 = getNodesFromPath(output1);
 152         LOG.info("nodes1: {}", nodes1.toString());
 153         List<String> nodes2 = getNodesFromPath(output2);
 154         LOG.info("nodes2: {}", nodes2.toString());
 155         nodes1.retainAll(nodes2);
 156         LOG.info("nodes after intersection: {}", nodes1.toString());
 157         return nodes1.isEmpty();
 158     }
 159
 160     public static boolean checkPCECalculationConflicts(PathComputationRequestOutput[] outputs,
 161                                                        int iterationOrdinal, DataBroker dataBroker) {
 162
 163         return true;
 164     }
 165
 166 }