/*
* Copyright (c) 2015 NetIDE Consortium and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.openflowjava.protocol.impl.serialization.factories;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.UnpooledByteBufAllocator;
import java.math.BigInteger;
import java.util.ArrayList;
import java.util.List;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.opendaylight.openflowjava.protocol.api.extensibility.OFSerializer;
import org.opendaylight.openflowjava.protocol.api.extensibility.SerializerRegistry;
import org.opendaylight.openflowjava.protocol.api.keys.MessageTypeKey;
import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
import org.opendaylight.openflowjava.protocol.impl.serialization.SerializerRegistryImpl;
import org.opendaylight.openflowjava.protocol.impl.util.BufferHelper;
import org.opendaylight.openflowjava.util.ByteBufUtils;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PacketInReason;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortNumber;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.TableId;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.InPhyPort;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.IpEcn;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.OpenflowBasicClass;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.OxmMatchType;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntryBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.InPhyPortCaseBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.IpEcnCaseBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.in.phy.port._case.InPhyPortBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ip.ecn._case.IpEcnBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.grouping.MatchBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PacketInMessage;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PacketInMessageBuilder;
/**
* @author giuseppex.petralia@intel.com
*
*/
public class PacketInMessageFactoryTest {
private OFSerializer<PacketInMessage> factory;
private static final byte MESSAGE_TYPE = 10;
private static final byte PADDING = 2;
@Before
public void startUp() {
SerializerRegistry registry = new SerializerRegistryImpl();
registry.init();
factory = registry.getSerializer(new MessageTypeKey<>(EncodeConstants.OF13_VERSION_ID, PacketInMessage.class));
}
@Test
public void testSerialize() throws Exception {
PacketInMessageBuilder builder = new PacketInMessageBuilder();
BufferHelper.setupHeader(builder, EncodeConstants.OF13_VERSION_ID);
builder.setBufferId(256L);
builder.setTotalLen(10);
builder.setReason(PacketInReason.forValue(0));
builder.setTableId(new TableId(1L));
byte[] cookie = new byte[] { (byte) 0xFF, 0x01, 0x04, 0x01, 0x06, 0x00, 0x07, 0x01 };
builder.setCookie(new BigInteger(1, cookie));
MatchBuilder matchBuilder = new MatchBuilder();
matchBuilder.setType(OxmMatchType.class);
List<MatchEntry> entries = new ArrayList<>();
MatchEntryBuilder entriesBuilder = new MatchEntryBuilder();
entriesBuilder.setOxmClass(OpenflowBasicClass.class);
entriesBuilder.setOxmMatchField(InPhyPort.class);
entriesBuilder.setHasMask(false);
InPhyPortCaseBuilder inPhyPortCaseBuilder = new InPhyPortCaseBuilder();
InPhyPortBuilder inPhyPortBuilder = new InPhyPortBuilder();
inPhyPortBuilder.setPortNumber(new PortNumber(42L));
inPhyPortCaseBuilder.setInPhyPort(inPhyPortBuilder.build());
entriesBuilder.setMatchEntryValue(inPhyPortCaseBuilder.build());
entries.add(entriesBuilder.build());
entriesBuilder.setOxmClass(OpenflowBasicClass.class);
entriesBuilder.setOxmMatchField(IpEcn.class);
entriesBuilder.setHasMask(false);
IpEcnCaseBuilder ipEcnCaseBuilder = new IpEcnCaseBuilder();
IpEcnBuilder ipEcnBuilder = new IpEcnBuilder();
ipEcnBuilder.setEcn((short) 4);
ipEcnCaseBuilder.setIpEcn(ipEcnBuilder.build());
entriesBuilder.setMatchEntryValue(ipEcnCaseBuilder.build());
entries.add(entriesBuilder.build());
matchBuilder.setMatchEntry(entries);
builder.setMatch(matchBuilder.build());
byte[] data = ByteBufUtils.hexStringToBytes("00 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14");
builder.setData(data);
PacketInMessage message = builder.build();
ByteBuf serializedBuffer = UnpooledByteBufAllocator.DEFAULT.buffer();
factory.serialize(message, serializedBuffer);
BufferHelper.checkHeaderV13(serializedBuffer, MESSAGE_TYPE, 66);
Assert.assertEquals("Wrong BufferId", message.getBufferId().longValue(), serializedBuffer.readUnsignedInt());
Assert.assertEquals("Wrong actions length", message.getTotalLen().intValue(),
serializedBuffer.readUnsignedShort());
Assert.assertEquals("Wrong reason", message.getReason().getIntValue(), serializedBuffer.readUnsignedByte());
Assert.assertEquals("Wrong tableId", message.getTableId().getValue().intValue(),
serializedBuffer.readUnsignedByte());
cookie = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
serializedBuffer.readBytes(cookie);
Assert.assertEquals("Wrong cookie", message.getCookie(), new BigInteger(1, cookie));
Assert.assertEquals("Wrong match type", 1, serializedBuffer.readUnsignedShort());
serializedBuffer.skipBytes(EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
Assert.assertEquals("Wrong oxm class", 0x8000, serializedBuffer.readUnsignedShort());
short fieldAndMask = serializedBuffer.readUnsignedByte();
Assert.assertEquals("Wrong oxm hasMask", 0, fieldAndMask & 1);
Assert.assertEquals("Wrong oxm field", 1, fieldAndMask >> 1);
serializedBuffer.skipBytes(EncodeConstants.SIZE_OF_BYTE_IN_BYTES);
Assert.assertEquals("Wrong oxm value", 42, serializedBuffer.readUnsignedInt());
Assert.assertEquals("Wrong oxm class", 0x8000, serializedBuffer.readUnsignedShort());
fieldAndMask = serializedBuffer.readUnsignedByte();
Assert.assertEquals("Wrong oxm hasMask", 0, fieldAndMask & 1);
Assert.assertEquals("Wrong oxm field", 9, fieldAndMask >> 1);
serializedBuffer.skipBytes(EncodeConstants.SIZE_OF_BYTE_IN_BYTES);
Assert.assertEquals("Wrong oxm value", 4, serializedBuffer.readUnsignedByte());
serializedBuffer.skipBytes(7);
serializedBuffer.skipBytes(PADDING);
byte[] readData = new byte[serializedBuffer.readableBytes()];
serializedBuffer.readBytes(readData);
Assert.assertArrayEquals("Wrong data", message.getData(), readData);
}
}