openflowjava/openflow-protocol-impl/src/test/java/org/opendaylight/openflowjava/protocol/impl/serialization/factories/PacketInMessageFactoryTest.java

   1 /*
   2  * Copyright (c) 2015 NetIDE Consortium 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.openflowjava.protocol.impl.serialization.factories;
   9
  10 import io.netty.buffer.ByteBuf;
  11 import io.netty.buffer.UnpooledByteBufAllocator;
  12 import java.math.BigInteger;
  13 import java.util.ArrayList;
  14 import java.util.List;
  15 import org.junit.Assert;
  16 import org.junit.Before;
  17 import org.junit.Test;
  18 import org.opendaylight.openflowjava.protocol.api.extensibility.OFSerializer;
  19 import org.opendaylight.openflowjava.protocol.api.extensibility.SerializerRegistry;
  20 import org.opendaylight.openflowjava.protocol.api.keys.MessageTypeKey;
  21 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  22 import org.opendaylight.openflowjava.protocol.impl.serialization.SerializerRegistryImpl;
  23 import org.opendaylight.openflowjava.protocol.impl.util.BufferHelper;
  24 import org.opendaylight.openflowjava.util.ByteBufUtils;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PacketInReason;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortNumber;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.TableId;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.InPhyPort;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.IpEcn;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.OpenflowBasicClass;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.OxmMatchType;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntryBuilder;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.InPhyPortCaseBuilder;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.IpEcnCaseBuilder;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.in.phy.port._case.InPhyPortBuilder;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ip.ecn._case.IpEcnBuilder;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.grouping.MatchBuilder;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PacketInMessage;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PacketInMessageBuilder;
  41 import org.opendaylight.yangtools.yang.common.Uint64;
  42
  43 /**
  44  * Unit tests for PacketInMessageFactory.
  45  *
  46  * @author giuseppex.petralia@intel.com
  47  */
  48 public class PacketInMessageFactoryTest {
  49     private OFSerializer<PacketInMessage> factory;
  50     private static final byte MESSAGE_TYPE = 10;
  51     private static final byte PADDING = 2;
  52
  53     @Before
  54     public void startUp() {
  55         SerializerRegistry registry = new SerializerRegistryImpl();
  56         registry.init();
  57         factory = registry.getSerializer(new MessageTypeKey<>(EncodeConstants.OF13_VERSION_ID, PacketInMessage.class));
  58     }
  59
  60     @Test
  61     public void testSerialize() throws Exception {
  62         PacketInMessageBuilder builder = new PacketInMessageBuilder();
  63         BufferHelper.setupHeader(builder, EncodeConstants.OF13_VERSION_ID);
  64         builder.setBufferId(256L);
  65         builder.setTotalLen(10);
  66         builder.setReason(PacketInReason.forValue(0));
  67         builder.setTableId(new TableId(1L));
  68         byte[] cookie = new byte[] { (byte) 0xFF, 0x01, 0x04, 0x01, 0x06, 0x00, 0x07, 0x01 };
  69         builder.setCookie(new BigInteger(1, cookie));
  70         MatchBuilder matchBuilder = new MatchBuilder();
  71         matchBuilder.setType(OxmMatchType.class);
  72         final List<MatchEntry> entries = new ArrayList<>();
  73         MatchEntryBuilder entriesBuilder = new MatchEntryBuilder();
  74         entriesBuilder.setOxmClass(OpenflowBasicClass.class);
  75         entriesBuilder.setOxmMatchField(InPhyPort.class);
  76         entriesBuilder.setHasMask(false);
  77         InPhyPortCaseBuilder inPhyPortCaseBuilder = new InPhyPortCaseBuilder();
  78         InPhyPortBuilder inPhyPortBuilder = new InPhyPortBuilder();
  79         inPhyPortBuilder.setPortNumber(new PortNumber(42L));
  80         inPhyPortCaseBuilder.setInPhyPort(inPhyPortBuilder.build());
  81         entriesBuilder.setMatchEntryValue(inPhyPortCaseBuilder.build());
  82         entries.add(entriesBuilder.build());
  83         entriesBuilder.setOxmClass(OpenflowBasicClass.class);
  84         entriesBuilder.setOxmMatchField(IpEcn.class);
  85         entriesBuilder.setHasMask(false);
  86         IpEcnCaseBuilder ipEcnCaseBuilder = new IpEcnCaseBuilder();
  87         IpEcnBuilder ipEcnBuilder = new IpEcnBuilder();
  88         ipEcnBuilder.setEcn((short) 4);
  89         ipEcnCaseBuilder.setIpEcn(ipEcnBuilder.build());
  90         entriesBuilder.setMatchEntryValue(ipEcnCaseBuilder.build());
  91         entries.add(entriesBuilder.build());
  92         matchBuilder.setMatchEntry(entries);
  93         builder.setMatch(matchBuilder.build());
  94         byte[] data = ByteBufUtils.hexStringToBytes("00 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14");
  95         builder.setData(data);
  96         PacketInMessage message = builder.build();
  97
  98         ByteBuf serializedBuffer = UnpooledByteBufAllocator.DEFAULT.buffer();
  99         factory.serialize(message, serializedBuffer);
 100         BufferHelper.checkHeaderV13(serializedBuffer, MESSAGE_TYPE, 66);
 101         Assert.assertEquals("Wrong BufferId", message.getBufferId().longValue(), serializedBuffer.readUnsignedInt());
 102         Assert.assertEquals("Wrong actions length", message.getTotalLen().intValue(),
 103                 serializedBuffer.readUnsignedShort());
 104         Assert.assertEquals("Wrong reason", message.getReason().getIntValue(), serializedBuffer.readUnsignedByte());
 105         Assert.assertEquals("Wrong tableId", message.getTableId().getValue().intValue(),
 106                 serializedBuffer.readUnsignedByte());
 107         cookie = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 108         serializedBuffer.readBytes(cookie);
 109         Assert.assertEquals("Wrong cookie", message.getCookie(), Uint64.valueOf(new BigInteger(1, cookie)));
 110         Assert.assertEquals("Wrong match type", 1, serializedBuffer.readUnsignedShort());
 111         serializedBuffer.skipBytes(EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
 112         Assert.assertEquals("Wrong oxm class", 0x8000, serializedBuffer.readUnsignedShort());
 113         short fieldAndMask = serializedBuffer.readUnsignedByte();
 114         Assert.assertEquals("Wrong oxm hasMask", 0, fieldAndMask & 1);
 115         Assert.assertEquals("Wrong oxm field", 1, fieldAndMask >> 1);
 116         serializedBuffer.skipBytes(EncodeConstants.SIZE_OF_BYTE_IN_BYTES);
 117         Assert.assertEquals("Wrong oxm value", 42, serializedBuffer.readUnsignedInt());
 118         Assert.assertEquals("Wrong oxm class", 0x8000, serializedBuffer.readUnsignedShort());
 119         fieldAndMask = serializedBuffer.readUnsignedByte();
 120         Assert.assertEquals("Wrong oxm hasMask", 0, fieldAndMask & 1);
 121         Assert.assertEquals("Wrong oxm field", 9, fieldAndMask >> 1);
 122         serializedBuffer.skipBytes(EncodeConstants.SIZE_OF_BYTE_IN_BYTES);
 123         Assert.assertEquals("Wrong oxm value", 4, serializedBuffer.readUnsignedByte());
 124         serializedBuffer.skipBytes(7);
 125         serializedBuffer.skipBytes(PADDING);
 126         byte[] readData = new byte[serializedBuffer.readableBytes()];
 127         serializedBuffer.readBytes(readData);
 128         Assert.assertArrayEquals("Wrong data", message.getData(), readData);
 129     }
 130
 131 }