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

   1 /*
   2  * Copyright (c) 2013 Pantheon Technologies s.r.o. 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
   9 package org.opendaylight.openflowjava.protocol.impl.serialization.factories;
  10
  11 import io.netty.buffer.ByteBuf;
  12 import io.netty.buffer.UnpooledByteBufAllocator;
  13
  14 import java.math.BigInteger;
  15 import java.util.ArrayList;
  16 import java.util.List;
  17
  18 import org.junit.Assert;
  19 import org.junit.Before;
  20 import org.junit.Test;
  21 import org.opendaylight.openflowjava.protocol.api.extensibility.OFSerializer;
  22 import org.opendaylight.openflowjava.protocol.api.extensibility.SerializerRegistry;
  23 import org.opendaylight.openflowjava.protocol.api.keys.MessageTypeKey;
  24 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
  25 import org.opendaylight.openflowjava.protocol.impl.serialization.SerializerRegistryImpl;
  26 import org.opendaylight.openflowjava.protocol.impl.util.BufferHelper;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev150203.action.grouping.action.choice.OutputActionCaseBuilder;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev150203.action.grouping.action.choice.output.action._case.OutputActionBuilder;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev150203.actions.grouping.Action;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev150203.actions.grouping.ActionBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instruction.grouping.instruction.choice.ApplyActionsCaseBuilder;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instruction.grouping.instruction.choice.GotoTableCaseBuilder;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instruction.grouping.instruction.choice.WriteMetadataCaseBuilder;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instruction.grouping.instruction.choice._goto.table._case.GotoTableBuilder;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instruction.grouping.instruction.choice.apply.actions._case.ApplyActionsBuilder;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instruction.grouping.instruction.choice.write.metadata._case.WriteMetadataBuilder;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instructions.grouping.Instruction;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instructions.grouping.InstructionBuilder;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.FlowModCommand;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.FlowModFlags;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortNumber;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.TableId;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.InPhyPort;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.IpEcn;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.OpenflowBasicClass;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.OxmMatchType;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
  48 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntryBuilder;
  49 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.InPhyPortCaseBuilder;
  50 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.IpEcnCaseBuilder;
  51 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.in.phy.port._case.InPhyPortBuilder;
  52 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ip.ecn._case.IpEcnBuilder;
  53 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.grouping.MatchBuilder;
  54 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.FlowModInput;
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.FlowModInputBuilder;
  56
  57 /**
  58  * @author timotej.kubas
  59  * @author michal.polkorab
  60  */
  61 public class FlowModInputMessageFactoryTest {
  62     private static final byte PADDING_IN_FLOW_MOD_MESSAGE = 2;
  63     private SerializerRegistry registry;
  64     private OFSerializer<FlowModInput> flowModFactory;
  65
  66     /**
  67      * Initializes serializer registry and stores correct factory in field
  68      */
  69     @Before
  70     public void startUp() {
  71         registry = new SerializerRegistryImpl();
  72         registry.init();
  73         flowModFactory = registry.getSerializer(new MessageTypeKey<>(
  74                 EncodeConstants.OF13_VERSION_ID, FlowModInput.class));
  75     }
  76
  77     /**
  78      * @throws Exception
  79      * Testing of {@link FlowModInputMessageFactory} for correct translation from POJO
  80      */
  81     @Test
  82     public void testFlowModInputMessageFactory() throws Exception {
  83         FlowModInputBuilder builder = new FlowModInputBuilder();
  84         BufferHelper.setupHeader(builder, EncodeConstants.OF13_VERSION_ID);
  85         byte[] cookie = new byte[]{(byte) 0xFF, 0x01, 0x04, 0x01, 0x06, 0x00, 0x07, 0x01};
  86         builder.setCookie(new BigInteger(1, cookie));
  87         byte[] cookieMask = new byte[]{(byte) 0xFF, 0x05, 0x00, 0x00, 0x09, 0x30, 0x00, 0x30};
  88         builder.setCookieMask(new BigInteger(1, cookieMask));
  89         builder.setTableId(new TableId(65L));
  90         builder.setCommand(FlowModCommand.forValue(2));
  91         builder.setIdleTimeout(12);
  92         builder.setHardTimeout(0);
  93         builder.setPriority(126);
  94         builder.setBufferId(2L);
  95         builder.setOutPort(new PortNumber(4422L));
  96         builder.setOutGroup(98L);
  97         builder.setFlags(new FlowModFlags(true, false, true, false, true));
  98         MatchBuilder matchBuilder = new MatchBuilder();
  99         matchBuilder.setType(OxmMatchType.class);
 100         List<MatchEntry> entries = new ArrayList<>();
 101         MatchEntryBuilder entriesBuilder = new MatchEntryBuilder();
 102         entriesBuilder.setOxmClass(OpenflowBasicClass.class);
 103         entriesBuilder.setOxmMatchField(InPhyPort.class);
 104         entriesBuilder.setHasMask(false);
 105         InPhyPortCaseBuilder inPhyPortCaseBuilder = new InPhyPortCaseBuilder();
 106         InPhyPortBuilder inPhyPortBuilder = new InPhyPortBuilder();
 107         inPhyPortBuilder.setPortNumber(new PortNumber(42L));
 108         inPhyPortCaseBuilder.setInPhyPort(inPhyPortBuilder.build());
 109         entriesBuilder.setMatchEntryValue(inPhyPortCaseBuilder.build());
 110         entries.add(entriesBuilder.build());
 111         entriesBuilder.setOxmClass(OpenflowBasicClass.class);
 112         entriesBuilder.setOxmMatchField(IpEcn.class);
 113         entriesBuilder.setHasMask(false);
 114         IpEcnCaseBuilder ipEcnCaseBuilder = new IpEcnCaseBuilder();
 115         IpEcnBuilder ipEcnBuilder = new IpEcnBuilder();
 116         ipEcnBuilder.setEcn((short) 4);
 117         ipEcnCaseBuilder.setIpEcn(ipEcnBuilder.build());
 118         entriesBuilder.setMatchEntryValue(ipEcnCaseBuilder.build());
 119         entries.add(entriesBuilder.build());
 120         matchBuilder.setMatchEntry(entries);
 121         builder.setMatch(matchBuilder.build());
 122         List<Instruction> instructions = new ArrayList<>();
 123         InstructionBuilder insBuilder = new InstructionBuilder();
 124         GotoTableCaseBuilder goToCaseBuilder = new GotoTableCaseBuilder();
 125         GotoTableBuilder instructionBuilder = new GotoTableBuilder();
 126         instructionBuilder.setTableId((short) 43);
 127         goToCaseBuilder.setGotoTable(instructionBuilder.build());
 128         insBuilder.setInstructionChoice(goToCaseBuilder.build());
 129         instructions.add(insBuilder.build());
 130         WriteMetadataCaseBuilder metadataCaseBuilder = new WriteMetadataCaseBuilder();
 131         WriteMetadataBuilder metadataBuilder = new WriteMetadataBuilder();
 132         metadataBuilder.setMetadata(cookie);
 133         metadataBuilder.setMetadataMask(cookieMask);
 134         metadataCaseBuilder.setWriteMetadata(metadataBuilder.build());
 135         insBuilder.setInstructionChoice(metadataCaseBuilder.build());
 136         instructions.add(insBuilder.build());
 137         insBuilder = new InstructionBuilder();
 138         ApplyActionsCaseBuilder applyActionsCaseBuilder = new ApplyActionsCaseBuilder();
 139         ApplyActionsBuilder actionsBuilder = new ApplyActionsBuilder();
 140         List<Action> actions = new ArrayList<>();
 141         ActionBuilder actionBuilder = new ActionBuilder();
 142         OutputActionCaseBuilder caseBuilder = new OutputActionCaseBuilder();
 143         OutputActionBuilder outputBuilder = new OutputActionBuilder();
 144         outputBuilder.setPort(new PortNumber(42L));
 145         outputBuilder.setMaxLength(52);
 146         caseBuilder.setOutputAction(outputBuilder.build());
 147         actionBuilder.setActionChoice(caseBuilder.build());
 148         actions.add(actionBuilder.build());
 149         actionsBuilder.setAction(actions);
 150         applyActionsCaseBuilder.setApplyActions(actionsBuilder.build());
 151         insBuilder.setInstructionChoice(applyActionsCaseBuilder.build());
 152         instructions.add(insBuilder.build());
 153         builder.setInstruction(instructions);
 154         FlowModInput message = builder.build();
 155
 156         ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
 157         flowModFactory.serialize(message, out);
 158
 159         BufferHelper.checkHeaderV13(out,(byte) 14, 128);
 160         cookie = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 161         out.readBytes(cookie);
 162         Assert.assertEquals("Wrong cookie", message.getCookie(), new BigInteger(1, cookie));
 163         cookieMask = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 164         out.readBytes(cookieMask);
 165         Assert.assertEquals("Wrong cookieMask", message.getCookieMask(), new BigInteger(1,  cookieMask));
 166         Assert.assertEquals("Wrong tableId", message.getTableId().getValue().intValue(), out.readUnsignedByte());
 167         Assert.assertEquals("Wrong command", message.getCommand().getIntValue(), out.readUnsignedByte());
 168         Assert.assertEquals("Wrong idleTimeOut", message.getIdleTimeout().intValue(), out.readShort());
 169         Assert.assertEquals("Wrong hardTimeOut", message.getHardTimeout().intValue(), out.readShort());
 170         Assert.assertEquals("Wrong priority", message.getPriority().intValue(), out.readUnsignedShort());
 171         Assert.assertEquals("Wrong bufferId", message.getBufferId().intValue(), out.readUnsignedInt());
 172         Assert.assertEquals("Wrong outPort", message.getOutPort().getValue().intValue(), out.readUnsignedInt());
 173         Assert.assertEquals("Wrong outGroup", message.getOutGroup().intValue(), out.readUnsignedInt());
 174         Assert.assertEquals("Wrong flags", message.getFlags(), createFlowModFlagsFromBitmap(out.readUnsignedShort()));
 175         out.skipBytes(PADDING_IN_FLOW_MOD_MESSAGE);
 176         Assert.assertEquals("Wrong match type", 1, out.readUnsignedShort());
 177         out.skipBytes(EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
 178         Assert.assertEquals("Wrong oxm class", 0x8000, out.readUnsignedShort());
 179         short fieldAndMask = out.readUnsignedByte();
 180         Assert.assertEquals("Wrong oxm hasMask", 0, fieldAndMask & 1);
 181         Assert.assertEquals("Wrong oxm field", 1, fieldAndMask >> 1);
 182         out.skipBytes(EncodeConstants.SIZE_OF_BYTE_IN_BYTES);
 183         Assert.assertEquals("Wrong oxm value", 42, out.readUnsignedInt());
 184         Assert.assertEquals("Wrong oxm class", 0x8000, out.readUnsignedShort());
 185         fieldAndMask = out.readUnsignedByte();
 186         Assert.assertEquals("Wrong oxm hasMask", 0, fieldAndMask & 1);
 187         Assert.assertEquals("Wrong oxm field", 9, fieldAndMask >> 1);
 188         out.skipBytes(EncodeConstants.SIZE_OF_BYTE_IN_BYTES);
 189         Assert.assertEquals("Wrong oxm value", 4, out.readUnsignedByte());
 190         out.skipBytes(7);
 191         Assert.assertEquals("Wrong instruction type", 1, out.readUnsignedShort());
 192         out.skipBytes(EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
 193         Assert.assertEquals("Wrong instruction value", 43, out.readUnsignedByte());
 194         out.skipBytes(3);
 195         Assert.assertEquals("Wrong instruction type", 2, out.readUnsignedShort());
 196         out.skipBytes(EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
 197         out.skipBytes(EncodeConstants.SIZE_OF_INT_IN_BYTES);
 198         byte[] cookieRead = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 199         out.readBytes(cookieRead);
 200         byte[] cookieMaskRead = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
 201         out.readBytes(cookieMaskRead);
 202         Assert.assertArrayEquals("Wrong metadata", cookie, cookieRead);
 203         Assert.assertArrayEquals("Wrong metadata mask", cookieMask, cookieMaskRead);
 204         Assert.assertEquals("Wrong instruction type", 4, out.readUnsignedShort());
 205         Assert.assertEquals("Wrong instruction length", 24, out.readUnsignedShort());
 206         out.skipBytes(4);
 207         Assert.assertEquals("Wrong action type", 0, out.readUnsignedShort());
 208         Assert.assertEquals("Wrong action length", 16, out.readUnsignedShort());
 209         Assert.assertEquals("Wrong port", 42, out.readUnsignedInt());
 210         Assert.assertEquals("Wrong max-length", 52, out.readUnsignedShort());
 211         out.skipBytes(6);
 212         Assert.assertTrue("Unread data", out.readableBytes() == 0);
 213     }
 214
 215     private static FlowModFlags createFlowModFlagsFromBitmap(int input){
 216         final Boolean _oFPFFSENDFLOWREM = (input & (1 << 0)) > 0;
 217         final Boolean _oFPFFCHECKOVERLAP = (input & (1 << 1)) > 0;
 218         final Boolean _oFPFFRESETCOUNTS = (input & (1 << 2)) > 0;
 219         final Boolean _oFPFFNOPKTCOUNTS = (input & (1 << 3)) > 0;
 220         final Boolean _oFPFFNOBYTCOUNTS = (input & (1 << 4)) > 0;
 221         return new FlowModFlags(_oFPFFCHECKOVERLAP, _oFPFFNOBYTCOUNTS, _oFPFFNOPKTCOUNTS, _oFPFFRESETCOUNTS, _oFPFFSENDFLOWREM);
 222     }
 223
 224 }