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.rev190624.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         DataObjectConverter dataObjectConverter = XMLDataObjectConverter.createWithDataStoreUtil(dataStoreContext);
  52         InputStream resourceAsStream = PceTestUtils.class.getClassLoader().getResourceAsStream(topologyDataPath);
  53         Optional<NormalizedNode<? extends YangInstanceIdentifier.PathArgument, ?>> normalizedNode
  54                 = dataObjectConverter.transformIntoNormalizedNode(resourceAsStream);
  55         DataContainerChild<? extends YangInstanceIdentifier.PathArgument, ?> next
  56                 = ((ContainerNode) normalizedNode.get()).getValue().iterator().next();
  57         MapEntryNode mapNode = ((MapNode) next).getValue().iterator().next();
  58         Optional<DataObject> dataObject = dataObjectConverter.getDataObject(mapNode, Network.QNAME);
  59         InstanceIdentifier<Network> nwInstanceIdentifier = InstanceIdentifier.builder(Networks.class)
  60             .child(Network.class, new NetworkKey(new NetworkId(NetworkUtils.OVERLAY_NETWORK_ID)))
  61             .build();
  62         WriteTransaction dataWriteTransaction = dataBroker.newWriteOnlyTransaction();
  63         dataWriteTransaction.put(LogicalDatastoreType.CONFIGURATION, nwInstanceIdentifier, (Network) dataObject.get());
  64         dataWriteTransaction.commit().get();
  65     }
  66
  67     public static void checkConfigurationResponse(PathComputationRequestOutput output,
  68                                                   PathComputationRequestOutput expectedOutput) {
  69         Assert.assertNotNull(output);
  70         Assert.assertEquals(
  71                 expectedOutput.getConfigurationResponseCommon().getAckFinalIndicator(),
  72                 output.getConfigurationResponseCommon().getAckFinalIndicator());
  73         Assert.assertEquals(
  74                 expectedOutput.getConfigurationResponseCommon().getResponseMessage(),
  75                 output.getConfigurationResponseCommon().getResponseMessage());
  76         Assert.assertEquals(
  77                 expectedOutput.getConfigurationResponseCommon().getResponseCode(),
  78                 output.getConfigurationResponseCommon().getResponseCode());
  79     }
  80
  81     public static void checkCalculatedPath(PathComputationRequestOutput output,
  82                                            PathComputationRequestOutput expectedOutput) {
  83         Assert.assertNotNull(output.getResponseParameters().getPathDescription());
  84         Assert.assertNotNull(output.getResponseParameters().getPathDescription().getAToZDirection());
  85         Assert.assertNotNull(output.getResponseParameters().getPathDescription().getZToADirection());
  86         Assert.assertNotNull(output.getResponseParameters().getPathDescription().getAToZDirection().getAToZ());
  87         Assert.assertNotNull(output.getResponseParameters().getPathDescription().getZToADirection().getZToA());
  88
  89         int atozSize = output.getResponseParameters().getPathDescription().getAToZDirection().getAToZ().size();
  90         int ztoaSize = output.getResponseParameters().getPathDescription().getZToADirection().getZToA().size();
  91         Assert.assertEquals(atozSize, ztoaSize);
  92
  93         Long actualAToZWavel = output.getResponseParameters().getPathDescription().getAToZDirection()
  94             .getAToZWavelengthNumber();
  95         Long expectedAToZWavel = expectedOutput.getResponseParameters().getPathDescription().getAToZDirection()
  96             .getAToZWavelengthNumber();
  97         Assert.assertEquals(actualAToZWavel, expectedAToZWavel);
  98
  99         Long actualZtoAWavel = output.getResponseParameters().getPathDescription().getZToADirection()
 100             .getZToAWavelengthNumber();
 101         Long expectedZtoAWavel = expectedOutput.getResponseParameters().getPathDescription().getZToADirection()
 102             .getZToAWavelengthNumber();
 103         Assert.assertEquals(actualZtoAWavel, expectedZtoAWavel);
 104
 105         Long actualAToZRate = output.getResponseParameters().getPathDescription().getAToZDirection().getRate();
 106         Long expectedAToZRate = expectedOutput.getResponseParameters().getPathDescription().getAToZDirection()
 107             .getRate();
 108         Assert.assertEquals(expectedAToZRate, actualAToZRate);
 109
 110         Long actualZToARate = output.getResponseParameters().getPathDescription().getZToADirection().getRate();
 111         Long expectedZToARate = expectedOutput.getResponseParameters().getPathDescription().getZToADirection()
 112             .getRate();
 113         Assert.assertEquals(actualZToARate, expectedZToARate);
 114     }
 115
 116     private static List<String> getNodesFromPath(PathComputationRequestOutput output) {
 117         List<AToZ> atozList = output.getResponseParameters().getPathDescription().getAToZDirection().getAToZ();
 118         return atozList.stream()
 119             .filter(aToZ -> {
 120                 if ((aToZ.getResource() == null) || (aToZ.getResource().getResource() == null)) {
 121                     LOG.debug("Diversity constraint: Resource of AToZ node {} is null! Skipping this node!",
 122                             aToZ.getId());
 123                     return false;
 124                 }
 125                 return aToZ.getResource().getResource() instanceof Node;
 126             }).map(aToZ -> {
 127                 Node node = (Node) aToZ.getResource().getResource();
 128                 if (node.getNodeId() == null) {
 129                     LOG.warn("Node in AToZ node {} contains null! Skipping this node!", aToZ.getId());
 130                     return null;
 131                 }
 132                 return node.getNodeId().toString();
 133             }).collect(Collectors.toList());
 134     }
 135
 136     public static boolean comparePath(PathComputationRequestOutput output1, PathComputationRequestOutput output2) {
 137         // return true if paths are different
 138         List<String> nodes1 = getNodesFromPath(output1);
 139         LOG.info("nodes1: {}", nodes1.toString());
 140         List<String> nodes2 = getNodesFromPath(output2);
 141         LOG.info("nodes2: {}", nodes2.toString());
 142         nodes1.retainAll(nodes2);
 143         LOG.info("nodes after intersection: {}", nodes1.toString());
 144         return nodes1.isEmpty();
 145     }
 146
 147     public static boolean checkPCECalculationConflicts(PathComputationRequestOutput[] outputs,
 148                                                        int iterationOrdinal, DataBroker dataBroker) {
 149
 150         return true;
 151     }
 152
 153 }