openflowplugin/src/main/java/org/opendaylight/openflowplugin/openflow/md/core/sal/convertor/match/cases/SalToOfIpv6MatchCase.java

   1 /*
   2  * Copyright (c) 2016 Cisco Systems, 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
   9 package org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.match.cases;
  10
  11 import java.util.ArrayList;
  12 import java.util.List;
  13 import java.util.Optional;
  14 import javax.annotation.Nonnull;
  15 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.common.ConvertorCase;
  16 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.common.IpConversionUtil;
  17 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.data.VersionConvertorData;
  18 import org.opendaylight.openflowplugin.openflow.md.util.ByteUtil;
  19 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6Prefix;
  20 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.MacAddress;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._3.match.Ipv6Match;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.Ipv6ExthdrFlags;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6Dst;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6Exthdr;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6Flabel;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6NdSll;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6NdTarget;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6NdTll;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6Src;
  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.match.entries.grouping.MatchEntry;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntryBuilder;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6DstCaseBuilder;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6ExthdrCaseBuilder;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6FlabelCaseBuilder;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6NdSllCaseBuilder;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6NdTargetCaseBuilder;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6NdTllCaseBuilder;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6SrcCaseBuilder;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ipv6.dst._case.Ipv6DstBuilder;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ipv6.exthdr._case.Ipv6ExthdrBuilder;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ipv6.flabel._case.Ipv6FlabelBuilder;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ipv6.nd.sll._case.Ipv6NdSllBuilder;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ipv6.nd.target._case.Ipv6NdTargetBuilder;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ipv6.nd.tll._case.Ipv6NdTllBuilder;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ipv6.src._case.Ipv6SrcBuilder;
  47
  48 public class SalToOfIpv6MatchCase extends ConvertorCase<Ipv6Match, List<MatchEntry>, VersionConvertorData> {
  49     public SalToOfIpv6MatchCase() {
  50         super(Ipv6Match.class, true);
  51     }
  52
  53     @Override
  54     public Optional<List<MatchEntry>> process(@Nonnull Ipv6Match source, VersionConvertorData data) {
  55         List<MatchEntry> result = new ArrayList<>();
  56
  57         if (source.getIpv6Source() != null) {
  58             Ipv6Prefix ipv6Prefix = source.getIpv6Source();
  59             MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
  60             matchEntryBuilder.setOxmClass(OpenflowBasicClass.class);
  61             matchEntryBuilder.setOxmMatchField(Ipv6Src.class);
  62
  63             Ipv6SrcCaseBuilder ipv6SrcCaseBuilder = new Ipv6SrcCaseBuilder();
  64             Ipv6SrcBuilder ipv6SrcBuilder = new Ipv6SrcBuilder();
  65             final Integer prefix = IpConversionUtil.extractIpv6Prefix(ipv6Prefix);
  66             boolean hasMask = false;
  67             if (null != prefix) {
  68                 ipv6SrcBuilder.setMask(IpConversionUtil.convertIpv6PrefixToByteArray(prefix));
  69                 hasMask = true;
  70             }
  71             ipv6SrcBuilder.setIpv6Address(IpConversionUtil.extractIpv6Address(ipv6Prefix));
  72             ipv6SrcCaseBuilder.setIpv6Src(ipv6SrcBuilder.build());
  73             matchEntryBuilder.setHasMask(hasMask);
  74             matchEntryBuilder.setMatchEntryValue(ipv6SrcCaseBuilder.build());
  75             result.add(matchEntryBuilder.build());
  76         }
  77
  78         if (source.getIpv6Destination() != null) {
  79             Ipv6Prefix ipv6Prefix = source.getIpv6Destination();
  80             MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
  81             matchEntryBuilder.setOxmClass(OpenflowBasicClass.class);
  82             matchEntryBuilder.setOxmMatchField(Ipv6Dst.class);
  83
  84             Ipv6DstCaseBuilder ipv6DstCaseBuilder = new Ipv6DstCaseBuilder();
  85             Ipv6DstBuilder ipv6DstBuilder = new Ipv6DstBuilder();
  86             final Integer prefix = IpConversionUtil.extractIpv6Prefix(ipv6Prefix);
  87             boolean hasMask = false;
  88             if (null != prefix) {
  89                 ipv6DstBuilder.setMask(IpConversionUtil.convertIpv6PrefixToByteArray(prefix));
  90                 hasMask = true;
  91             }
  92             ipv6DstBuilder.setIpv6Address(IpConversionUtil.extractIpv6Address(ipv6Prefix));
  93             ipv6DstCaseBuilder.setIpv6Dst(ipv6DstBuilder.build());
  94             matchEntryBuilder.setHasMask(hasMask);
  95             matchEntryBuilder.setMatchEntryValue(ipv6DstCaseBuilder.build());
  96             result.add(matchEntryBuilder.build());
  97         }
  98
  99         if (source.getIpv6Label() != null) {
 100             MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
 101             boolean hasmask = false;
 102             matchEntryBuilder.setOxmClass(OpenflowBasicClass.class);
 103             matchEntryBuilder.setOxmMatchField(Ipv6Flabel.class);
 104             Ipv6FlabelCaseBuilder ipv6FlabelCaseBuilder = new Ipv6FlabelCaseBuilder();
 105             Ipv6FlabelBuilder ipv6FlabelBuilder = new Ipv6FlabelBuilder();
 106             ipv6FlabelBuilder.setIpv6Flabel(source.getIpv6Label().getIpv6Flabel());
 107
 108             if (source.getIpv6Label().getFlabelMask() != null) {
 109                 hasmask = true;
 110                 ipv6FlabelBuilder.setMask(ByteUtil.unsignedIntToBytes(source.getIpv6Label().getFlabelMask().getValue()));
 111             }
 112
 113             ipv6FlabelCaseBuilder.setIpv6Flabel(ipv6FlabelBuilder.build());
 114             matchEntryBuilder.setMatchEntryValue(ipv6FlabelCaseBuilder.build());
 115             matchEntryBuilder.setHasMask(hasmask);
 116             result.add(matchEntryBuilder.build());
 117         }
 118
 119         if (source.getIpv6NdTarget() != null) {
 120             MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
 121             matchEntryBuilder.setOxmClass(OpenflowBasicClass.class);
 122             matchEntryBuilder.setHasMask(false);
 123             matchEntryBuilder.setOxmMatchField(Ipv6NdTarget.class);
 124
 125             Ipv6NdTargetCaseBuilder ipv6NdTargetCaseBuilder = new Ipv6NdTargetCaseBuilder();
 126             Ipv6NdTargetBuilder ipv6NdTargetBuilder = new Ipv6NdTargetBuilder();
 127             ipv6NdTargetBuilder.setIpv6Address(source.getIpv6NdTarget());
 128             ipv6NdTargetCaseBuilder.setIpv6NdTarget(ipv6NdTargetBuilder.build());
 129             matchEntryBuilder.setMatchEntryValue(ipv6NdTargetCaseBuilder.build());
 130             result.add(matchEntryBuilder.build());
 131         }
 132
 133         if (source.getIpv6NdSll() != null) {
 134             MacAddress ipv6NdSll = source.getIpv6NdSll();
 135             MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
 136             matchEntryBuilder.setOxmClass(OpenflowBasicClass.class);
 137             matchEntryBuilder.setOxmMatchField(Ipv6NdSll.class);
 138
 139             Ipv6NdSllCaseBuilder ipv6NdSllCaseBuilder = new Ipv6NdSllCaseBuilder();
 140             Ipv6NdSllBuilder ipv6NdSllBuilder = new Ipv6NdSllBuilder();
 141             ipv6NdSllBuilder.setMacAddress(ipv6NdSll);
 142             ipv6NdSllCaseBuilder.setIpv6NdSll(ipv6NdSllBuilder.build());
 143             matchEntryBuilder.setMatchEntryValue(ipv6NdSllCaseBuilder.build());
 144             matchEntryBuilder.setHasMask(false);
 145             result.add(matchEntryBuilder.build());
 146         }
 147
 148         if (source.getIpv6NdTll() != null) {
 149             MacAddress ipv6NdSll = source.getIpv6NdTll();
 150             MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
 151             matchEntryBuilder.setOxmClass(OpenflowBasicClass.class);
 152             matchEntryBuilder.setOxmMatchField(Ipv6NdTll.class);
 153
 154             Ipv6NdTllCaseBuilder ipv6NdTllCaseBuilder = new Ipv6NdTllCaseBuilder();
 155             Ipv6NdTllBuilder ipv6NdTllBuilder = new Ipv6NdTllBuilder();
 156             ipv6NdTllBuilder.setMacAddress(ipv6NdSll);
 157             ipv6NdTllCaseBuilder.setIpv6NdTll(ipv6NdTllBuilder.build());
 158             matchEntryBuilder.setMatchEntryValue(ipv6NdTllCaseBuilder.build());
 159             matchEntryBuilder.setHasMask(false);
 160             result.add(matchEntryBuilder.build());
 161
 162         }
 163
 164         if (source.getIpv6ExtHeader() != null) {
 165             MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
 166             boolean hasmask = false;
 167             matchEntryBuilder.setOxmClass(OpenflowBasicClass.class);
 168             matchEntryBuilder.setOxmMatchField(Ipv6Exthdr.class);
 169             Ipv6ExthdrCaseBuilder ipv6ExthdrCaseBuilder = new Ipv6ExthdrCaseBuilder();
 170             Ipv6ExthdrBuilder ipv6ExthdrBuilder = new Ipv6ExthdrBuilder();
 171
 172             Integer bitmap = source.getIpv6ExtHeader().getIpv6Exthdr();
 173             final Boolean NONEXT = ((bitmap) & (1)) != 0;
 174             final Boolean ESP = ((bitmap) & (1 << 1)) != 0;
 175             final Boolean AUTH = ((bitmap) & (1 << 2)) != 0;
 176             final Boolean DEST = ((bitmap) & (1 << 3)) != 0;
 177             final Boolean FRAG = ((bitmap) & (1 << 4)) != 0;
 178             final Boolean ROUTER = ((bitmap) & (1 << 5)) != 0;
 179             final Boolean HOP = ((bitmap) & (1 << 6)) != 0;
 180             final Boolean UNREP = ((bitmap) & (1 << 7)) != 0;
 181             final Boolean UNSEQ = ((bitmap) & (1 << 8)) != 0;
 182
 183             ipv6ExthdrBuilder.setPseudoField(new Ipv6ExthdrFlags(AUTH, DEST, ESP, FRAG, HOP, NONEXT, ROUTER, UNREP, UNSEQ));
 184
 185             if (source.getIpv6ExtHeader().getIpv6ExthdrMask() != null) {
 186                 hasmask = true;
 187                 ipv6ExthdrBuilder.setMask(ByteUtil.unsignedShortToBytes(source.getIpv6ExtHeader().getIpv6ExthdrMask()));
 188             }
 189
 190             ipv6ExthdrCaseBuilder.setIpv6Exthdr(ipv6ExthdrBuilder.build());
 191             matchEntryBuilder.setMatchEntryValue(ipv6ExthdrCaseBuilder.build());
 192             matchEntryBuilder.setHasMask(hasmask);
 193             result.add(matchEntryBuilder.build());
 194         }
 195
 196         return Optional.of(result);
 197     }
 198 }