openflow-protocol-impl/src/test/java/org/opendaylight/openflowjava/protocol/impl/util/OF13MatchSerializerTest.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.util;
  10
  11 import io.netty.buffer.ByteBuf;
  12 import io.netty.buffer.UnpooledByteBufAllocator;
  13
  14 import java.util.ArrayList;
  15 import java.util.List;
  16
  17 import org.junit.Assert;
  18 import org.junit.Before;
  19 import org.junit.Test;
  20 import org.opendaylight.openflowjava.protocol.api.extensibility.MessageTypeKey;
  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.util.EncodeConstants;
  24 import org.opendaylight.openflowjava.protocol.impl.serialization.SerializerRegistryImpl;
  25 import org.opendaylight.openflowjava.util.ByteBufUtils;
  26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv4Address;
  27 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv6Address;
  28 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv6FlowLabel;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Ipv4AddressMatchEntry;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Ipv4AddressMatchEntryBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Ipv6AddressMatchEntry;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Ipv6AddressMatchEntryBuilder;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Ipv6FlabelMatchEntry;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.Ipv6FlabelMatchEntryBuilder;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.MaskMatchEntry;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.MaskMatchEntryBuilder;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Ipv4Src;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Ipv6Dst;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Ipv6Flabel;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Ipv6NdTarget;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.Ipv6Src;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.OpenflowBasicClass;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.OxmMatchType;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.match.grouping.Match;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.match.grouping.MatchBuilder;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.oxm.fields.grouping.MatchEntries;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.oxm.fields.grouping.MatchEntriesBuilder;
  48 import org.slf4j.Logger;
  49 import org.slf4j.LoggerFactory;
  50
  51 /**
  52  * @author michal.polkorab
  53  *
  54  */
  55 public class OF13MatchSerializerTest {
  56
  57     private static final Logger LOG = LoggerFactory
  58             .getLogger(OF13MatchSerializerTest.class);
  59     private SerializerRegistry registry;
  60     private OFSerializer<Match> matchSerializer;
  61
  62     /**
  63      * Initializes serializer table and stores correct factory in field
  64      */
  65     @Before
  66     public void startUp() {
  67         registry = new SerializerRegistryImpl();
  68         registry.init();
  69         matchSerializer = registry.getSerializer(
  70                 new MessageTypeKey<>(EncodeConstants.OF13_VERSION_ID, Match.class));
  71     }
  72
  73     /**
  74      * Test for correct serialization of Ipv4Address match entry
  75      */
  76     @Test
  77     public void testIpv4Src() {
  78         MatchBuilder builder = new MatchBuilder();
  79         builder.setType(OxmMatchType.class);
  80         List<MatchEntries> entries = new ArrayList<>();
  81         MatchEntriesBuilder entriesBuilder = new MatchEntriesBuilder();
  82         entriesBuilder.setOxmClass(OpenflowBasicClass.class);
  83         entriesBuilder.setOxmMatchField(Ipv4Src.class);
  84         entriesBuilder.setHasMask(false);
  85         Ipv4AddressMatchEntryBuilder addressBuilder = new Ipv4AddressMatchEntryBuilder();
  86         addressBuilder.setIpv4Address(new Ipv4Address("1.2.3.4"));
  87         entriesBuilder.addAugmentation(Ipv4AddressMatchEntry.class, addressBuilder.build());
  88         entries.add(entriesBuilder.build());
  89         builder.setMatchEntries(entries);
  90         Match match = builder.build();
  91
  92         ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
  93         matchSerializer.serialize(match, out);
  94
  95         Assert.assertEquals("Wrong type", 1, out.readUnsignedShort());
  96         out.skipBytes(EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
  97         Assert.assertEquals("Wrong class", 0x8000, out.readUnsignedShort());
  98         Assert.assertEquals("Wrong field and mask", 22, out.readUnsignedByte());
  99         out.skipBytes(EncodeConstants.SIZE_OF_BYTE_IN_BYTES);
 100         Assert.assertEquals("Wrong ip address (first number)", 1, out.readUnsignedByte());
 101         Assert.assertEquals("Wrong ip address (second number)", 2, out.readUnsignedByte());
 102         Assert.assertEquals("Wrong ip address (third number)", 3, out.readUnsignedByte());
 103         Assert.assertEquals("Wrong ip address (fourth number)", 4, out.readUnsignedByte());
 104     }
 105
 106     /**
 107      * Test for correct serialization of Ipv6Address match entry
 108      */
 109     @Test
 110     public void testIpv6Various() {
 111         MatchBuilder builder = new MatchBuilder();
 112         builder.setType(OxmMatchType.class);
 113         List<MatchEntries> entries = new ArrayList<>();
 114         // ipv6 match entry with correct Ipv6 address
 115         MatchEntriesBuilder entriesBuilder = new MatchEntriesBuilder();
 116         entriesBuilder.setOxmClass(OpenflowBasicClass.class);
 117         entriesBuilder.setOxmMatchField(Ipv6Src.class);
 118         entriesBuilder.setHasMask(false);
 119         Ipv6AddressMatchEntryBuilder addressBuilder = new Ipv6AddressMatchEntryBuilder();
 120         addressBuilder.setIpv6Address(new Ipv6Address("1:2:3:4:5:6:7:8"));
 121         entriesBuilder.addAugmentation(Ipv6AddressMatchEntry.class, addressBuilder.build());
 122         entries.add(entriesBuilder.build());
 123         // ipv6 match entry with abbreviated Ipv6 address
 124         entriesBuilder = new MatchEntriesBuilder();
 125         entriesBuilder.setOxmClass(OpenflowBasicClass.class);
 126         entriesBuilder.setOxmMatchField(Ipv6NdTarget.class);
 127         entriesBuilder.setHasMask(false);
 128         addressBuilder = new Ipv6AddressMatchEntryBuilder();
 129         addressBuilder.setIpv6Address(new Ipv6Address("1:2::6:7:8"));
 130         entriesBuilder.addAugmentation(Ipv6AddressMatchEntry.class, addressBuilder.build());
 131         entries.add(entriesBuilder.build());
 132         // ipv6 match entry with abbreviated Ipv6 address
 133         entriesBuilder = new MatchEntriesBuilder();
 134         entriesBuilder.setOxmClass(OpenflowBasicClass.class);
 135         entriesBuilder.setOxmMatchField(Ipv6Dst.class);
 136         entriesBuilder.setHasMask(false);
 137         addressBuilder = new Ipv6AddressMatchEntryBuilder();
 138         addressBuilder.setIpv6Address(new Ipv6Address("1::8"));
 139         entriesBuilder.addAugmentation(Ipv6AddressMatchEntry.class, addressBuilder.build());
 140         entries.add(entriesBuilder.build());
 141         // ipv6 match entry with abbreviated Ipv6 address
 142         entriesBuilder = new MatchEntriesBuilder();
 143         entriesBuilder.setOxmClass(OpenflowBasicClass.class);
 144         entriesBuilder.setOxmMatchField(Ipv6Dst.class);
 145         entriesBuilder.setHasMask(false);
 146         addressBuilder = new Ipv6AddressMatchEntryBuilder();
 147         addressBuilder.setIpv6Address(new Ipv6Address("::1"));
 148         entriesBuilder.addAugmentation(Ipv6AddressMatchEntry.class, addressBuilder.build());
 149         entries.add(entriesBuilder.build());
 150         // ipv6 match entry with abbreviated Ipv6 address
 151         entriesBuilder = new MatchEntriesBuilder();
 152         entriesBuilder.setOxmClass(OpenflowBasicClass.class);
 153         entriesBuilder.setOxmMatchField(Ipv6Dst.class);
 154         entriesBuilder.setHasMask(false);
 155         addressBuilder = new Ipv6AddressMatchEntryBuilder();
 156         addressBuilder.setIpv6Address(new Ipv6Address("::"));
 157         entriesBuilder.addAugmentation(Ipv6AddressMatchEntry.class, addressBuilder.build());
 158         entries.add(entriesBuilder.build());
 159         // ipv6 match entry with incorrect Ipv6 address (longer)
 160         entriesBuilder = new MatchEntriesBuilder();
 161         entriesBuilder.setOxmClass(OpenflowBasicClass.class);
 162         entriesBuilder.setOxmMatchField(Ipv6Dst.class);
 163         entriesBuilder.setHasMask(false);
 164         addressBuilder = new Ipv6AddressMatchEntryBuilder();
 165         addressBuilder.setIpv6Address(new Ipv6Address("1:2:3:4:5:6:7:8:9"));
 166         entriesBuilder.addAugmentation(Ipv6AddressMatchEntry.class, addressBuilder.build());
 167         entries.add(entriesBuilder.build());
 168         builder.setMatchEntries(entries);
 169         Match match = builder.build();
 170         ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
 171         matchSerializer.serialize(match, out);
 172
 173         Assert.assertEquals("Wrong type", 1, out.readUnsignedShort());
 174         out.skipBytes(EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
 175         Assert.assertEquals("Wrong class", 0x8000, out.readUnsignedShort());
 176         Assert.assertEquals("Wrong field and mask", 52, out.readUnsignedByte());
 177         Assert.assertEquals("Wrong entry length", 16, out.readUnsignedByte());
 178         Assert.assertEquals("Wrong ipv6 address", 1, out.readUnsignedShort());
 179         Assert.assertEquals("Wrong ipv6 address", 2, out.readUnsignedShort());
 180         Assert.assertEquals("Wrong ipv6 address", 3, out.readUnsignedShort());
 181         Assert.assertEquals("Wrong ipv6 address", 4, out.readUnsignedShort());
 182         Assert.assertEquals("Wrong ipv6 address", 5, out.readUnsignedShort());
 183         Assert.assertEquals("Wrong ipv6 address", 6, out.readUnsignedShort());
 184         Assert.assertEquals("Wrong ipv6 address", 7, out.readUnsignedShort());
 185         Assert.assertEquals("Wrong ipv6 address", 8, out.readUnsignedShort());
 186         Assert.assertEquals("Wrong class", 0x8000, out.readUnsignedShort());
 187         Assert.assertEquals("Wrong field and mask", 62, out.readUnsignedByte());
 188         Assert.assertEquals("Wrong entry length", 16, out.readUnsignedByte());
 189         Assert.assertEquals("Wrong ipv6 address", 1, out.readUnsignedShort());
 190         Assert.assertEquals("Wrong ipv6 address", 2, out.readUnsignedShort());
 191         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 192         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 193         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 194         Assert.assertEquals("Wrong ipv6 address", 6, out.readUnsignedShort());
 195         Assert.assertEquals("Wrong ipv6 address", 7, out.readUnsignedShort());
 196         Assert.assertEquals("Wrong ipv6 address", 8, out.readUnsignedShort());
 197         Assert.assertEquals("Wrong class", 0x8000, out.readUnsignedShort());
 198         Assert.assertEquals("Wrong field and mask", 54, out.readUnsignedByte());
 199         Assert.assertEquals("Wrong entry length", 16, out.readUnsignedByte());
 200         Assert.assertEquals("Wrong ipv6 address", 1, out.readUnsignedShort());
 201         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 202         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 203         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 204         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 205         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 206         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 207         Assert.assertEquals("Wrong ipv6 address", 8, out.readUnsignedShort());
 208         Assert.assertEquals("Wrong class", 0x8000, out.readUnsignedShort());
 209         Assert.assertEquals("Wrong field and mask", 54, out.readUnsignedByte());
 210         Assert.assertEquals("Wrong entry length", 16, out.readUnsignedByte());
 211         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 212         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 213         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 214         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 215         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 216         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 217         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 218         Assert.assertEquals("Wrong ipv6 address", 1, out.readUnsignedShort());
 219         Assert.assertEquals("Wrong class", 0x8000, out.readUnsignedShort());
 220         Assert.assertEquals("Wrong field and mask", 54, out.readUnsignedByte());
 221         Assert.assertEquals("Wrong entry length", 16, out.readUnsignedByte());
 222         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 223         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 224         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 225         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 226         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 227         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 228         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 229         Assert.assertEquals("Wrong ipv6 address", 0, out.readUnsignedShort());
 230         Assert.assertEquals("Wrong class", 0x8000, out.readUnsignedShort());
 231         Assert.assertEquals("Wrong field and mask", 54, out.readUnsignedByte());
 232         Assert.assertEquals("Wrong entry length", 16, out.readUnsignedByte());
 233         Assert.assertEquals("Wrong ipv6 address", 1, out.readUnsignedShort());
 234         Assert.assertEquals("Wrong ipv6 address", 2, out.readUnsignedShort());
 235         Assert.assertEquals("Wrong ipv6 address", 3, out.readUnsignedShort());
 236         Assert.assertEquals("Wrong ipv6 address", 4, out.readUnsignedShort());
 237         Assert.assertEquals("Wrong ipv6 address", 5, out.readUnsignedShort());
 238         Assert.assertEquals("Wrong ipv6 address", 6, out.readUnsignedShort());
 239         Assert.assertEquals("Wrong ipv6 address", 7, out.readUnsignedShort());
 240         Assert.assertEquals("Wrong ipv6 address", 8, out.readUnsignedShort());
 241     }
 242
 243     /**
 244      * Test for correct serialization of Ipv4Address match entry
 245      */
 246     @Test
 247     public void testIpv6Flabel() {
 248         Match match = buildIpv6FLabelMatch(0x0f9e8dL, false, null);
 249
 250         ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
 251         matchSerializer.serialize(match, out);
 252
 253         Assert.assertEquals("Wrong type", 1, out.readUnsignedShort());
 254         out.skipBytes(EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
 255         Assert.assertEquals("Wrong class", 0x8000, out.readUnsignedShort());
 256         Assert.assertEquals("Wrong field and mask", 28<<1, out.readUnsignedByte());
 257         out.skipBytes(EncodeConstants.SIZE_OF_BYTE_IN_BYTES);
 258         byte[] label = new byte[4];
 259         out.readBytes(label);
 260
 261         LOG.debug("label: "+ ByteBufUtils.bytesToHexString(label));
 262         Assert.assertArrayEquals("Wrong ipv6FLabel", new byte[]{0, 0x0f, (byte) 0x9e, (byte) 0x8d}, label);
 263     }
 264
 265     /**
 266      * Test for correct serialization of Ipv4Address match entry with mask
 267      */
 268     @Test
 269     public void testIpv6FlabelWithMask() {
 270         Match match = buildIpv6FLabelMatch(0x0f9e8dL, true, new byte[]{0, 0x0c, 0x7b, 0x6a});
 271
 272         ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
 273         matchSerializer.serialize(match, out);
 274
 275         Assert.assertEquals("Wrong type", 1, out.readUnsignedShort());
 276         out.skipBytes(EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
 277         Assert.assertEquals("Wrong class", 0x8000, out.readUnsignedShort());
 278         Assert.assertEquals("Wrong field and mask", 28<<1 | 1, out.readUnsignedByte());
 279         out.skipBytes(EncodeConstants.SIZE_OF_BYTE_IN_BYTES);
 280         byte[] labelAndMask = new byte[8];
 281         out.readBytes(labelAndMask);
 282
 283         LOG.debug("label: "+ByteBufUtils.bytesToHexString(labelAndMask));
 284         Assert.assertArrayEquals("Wrong ipv6FLabel", new byte[]{0, 0x0f, (byte) 0x9e, (byte) 0x8d, 0, 0x0c, 0x7b, 0x6a}, labelAndMask);
 285     }
 286
 287     /**
 288      * Test for correct serialization of Ipv4Address match entry with wrong mask
 289      */
 290     @Test
 291     public void testIpv6FlabelWithMaskBad() {
 292         Match match = buildIpv6FLabelMatch(0x0f9e8dL, true, new byte[]{0x0c, 0x7b, 0x6a});
 293
 294         ByteBuf out = UnpooledByteBufAllocator.DEFAULT.buffer();
 295
 296         try {
 297             matchSerializer.serialize(match, out);
 298             Assert.fail("incorrect length of mask ignored");
 299         } catch (IllegalArgumentException e) {
 300             //expected
 301         }
 302     }
 303
 304     /**
 305      * @param labelValue ipv6 flow label
 306      * @param hasMask
 307      * @param mask ipv6 flow label mask
 308      * @return
 309      */
 310     private static Match buildIpv6FLabelMatch(long labelValue, boolean hasMask, byte[] mask) {
 311         MatchBuilder builder = new MatchBuilder();
 312         builder.setType(OxmMatchType.class);
 313         List<MatchEntries> entries = new ArrayList<>();
 314         MatchEntriesBuilder entriesBuilder = new MatchEntriesBuilder();
 315         entriesBuilder.setOxmClass(OpenflowBasicClass.class);
 316         entriesBuilder.setOxmMatchField(Ipv6Flabel.class);
 317         entriesBuilder.setHasMask(hasMask);
 318         Ipv6FlabelMatchEntryBuilder ip6FLabelBuilder = new Ipv6FlabelMatchEntryBuilder();
 319         ip6FLabelBuilder.setIpv6Flabel(new Ipv6FlowLabel(labelValue));
 320         entriesBuilder.addAugmentation(Ipv6FlabelMatchEntry.class, ip6FLabelBuilder.build());
 321         MaskMatchEntryBuilder maskBuilder = new MaskMatchEntryBuilder();
 322         maskBuilder.setMask(mask);
 323         entriesBuilder.addAugmentation(MaskMatchEntry.class, maskBuilder.build());
 324         entries.add(entriesBuilder.build());
 325         builder.setMatchEntries(entries);
 326         Match match = builder.build();
 327         return match;
 328     }
 329
 330
 331
 332 }