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.ConvertorExecutor;
  16 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.common.ConvertorCase;
  17 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.common.IpConversionUtil;
  18 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.data.VersionConvertorData;
  19 import org.opendaylight.openflowplugin.openflow.md.util.ByteUtil;
  20 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6Prefix;
  21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.MacAddress;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._3.match.Ipv6Match;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.Ipv6ExthdrFlags;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6Dst;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6Exthdr;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6Flabel;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6NdSll;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6NdTarget;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6NdTll;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6Src;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.OpenflowBasicClass;
  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.Ipv6DstCaseBuilder;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6ExthdrCaseBuilder;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6FlabelCaseBuilder;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6NdSllCaseBuilder;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6NdTargetCaseBuilder;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6NdTllCaseBuilder;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6SrcCaseBuilder;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ipv6.dst._case.Ipv6DstBuilder;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ipv6.exthdr._case.Ipv6ExthdrBuilder;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ipv6.flabel._case.Ipv6FlabelBuilder;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ipv6.nd.sll._case.Ipv6NdSllBuilder;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ipv6.nd.target._case.Ipv6NdTargetBuilder;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ipv6.nd.tll._case.Ipv6NdTllBuilder;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ipv6.src._case.Ipv6SrcBuilder;
  48
  49 public class SalToOfIpv6MatchCase extends ConvertorCase<Ipv6Match, List<MatchEntry>, VersionConvertorData> {
  50     public SalToOfIpv6MatchCase() {
  51         super(Ipv6Match.class, true);
  52     }
  53
  54     @Override
  55     public Optional<List<MatchEntry>> process(@Nonnull Ipv6Match source, VersionConvertorData data, ConvertorExecutor convertorExecutor) {
  56         List<MatchEntry> result = new ArrayList<>();
  57
  58         if (source.getIpv6Source() != null) {
  59             Ipv6Prefix ipv6Prefix = source.getIpv6Source();
  60             MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
  61             matchEntryBuilder.setOxmClass(OpenflowBasicClass.class);
  62             matchEntryBuilder.setOxmMatchField(Ipv6Src.class);
  63
  64             Ipv6SrcCaseBuilder ipv6SrcCaseBuilder = new Ipv6SrcCaseBuilder();
  65             Ipv6SrcBuilder ipv6SrcBuilder = new Ipv6SrcBuilder();
  66             final Integer prefix = IpConversionUtil.extractIpv6Prefix(ipv6Prefix);
  67             boolean hasMask = false;
  68             if (null != prefix) {
  69                 ipv6SrcBuilder.setMask(IpConversionUtil.convertIpv6PrefixToByteArray(prefix));
  70                 hasMask = true;
  71             }
  72             ipv6SrcBuilder.setIpv6Address(IpConversionUtil.extractIpv6Address(ipv6Prefix));
  73             ipv6SrcCaseBuilder.setIpv6Src(ipv6SrcBuilder.build());
  74             matchEntryBuilder.setHasMask(hasMask);
  75             matchEntryBuilder.setMatchEntryValue(ipv6SrcCaseBuilder.build());
  76             result.add(matchEntryBuilder.build());
  77         }
  78
  79         if (source.getIpv6Destination() != null) {
  80             Ipv6Prefix ipv6Prefix = source.getIpv6Destination();
  81             MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
  82             matchEntryBuilder.setOxmClass(OpenflowBasicClass.class);
  83             matchEntryBuilder.setOxmMatchField(Ipv6Dst.class);
  84
  85             Ipv6DstCaseBuilder ipv6DstCaseBuilder = new Ipv6DstCaseBuilder();
  86             Ipv6DstBuilder ipv6DstBuilder = new Ipv6DstBuilder();
  87             final Integer prefix = IpConversionUtil.extractIpv6Prefix(ipv6Prefix);
  88             boolean hasMask = false;
  89             if (null != prefix) {
  90                 ipv6DstBuilder.setMask(IpConversionUtil.convertIpv6PrefixToByteArray(prefix));
  91                 hasMask = true;
  92             }
  93             ipv6DstBuilder.setIpv6Address(IpConversionUtil.extractIpv6Address(ipv6Prefix));
  94             ipv6DstCaseBuilder.setIpv6Dst(ipv6DstBuilder.build());
  95             matchEntryBuilder.setHasMask(hasMask);
  96             matchEntryBuilder.setMatchEntryValue(ipv6DstCaseBuilder.build());
  97             result.add(matchEntryBuilder.build());
  98         }
  99
 100         if (source.getIpv6Label() != null) {
 101             MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
 102             boolean hasmask = false;
 103             matchEntryBuilder.setOxmClass(OpenflowBasicClass.class);
 104             matchEntryBuilder.setOxmMatchField(Ipv6Flabel.class);
 105             Ipv6FlabelCaseBuilder ipv6FlabelCaseBuilder = new Ipv6FlabelCaseBuilder();
 106             Ipv6FlabelBuilder ipv6FlabelBuilder = new Ipv6FlabelBuilder();
 107             ipv6FlabelBuilder.setIpv6Flabel(source.getIpv6Label().getIpv6Flabel());
 108
 109             if (source.getIpv6Label().getFlabelMask() != null) {
 110                 hasmask = true;
 111                 ipv6FlabelBuilder.setMask(ByteUtil.unsignedIntToBytes(source.getIpv6Label().getFlabelMask().getValue()));
 112             }
 113
 114             ipv6FlabelCaseBuilder.setIpv6Flabel(ipv6FlabelBuilder.build());
 115             matchEntryBuilder.setMatchEntryValue(ipv6FlabelCaseBuilder.build());
 116             matchEntryBuilder.setHasMask(hasmask);
 117             result.add(matchEntryBuilder.build());
 118         }
 119
 120         if (source.getIpv6NdTarget() != null) {
 121             MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
 122             matchEntryBuilder.setOxmClass(OpenflowBasicClass.class);
 123             matchEntryBuilder.setHasMask(false);
 124             matchEntryBuilder.setOxmMatchField(Ipv6NdTarget.class);
 125
 126             Ipv6NdTargetCaseBuilder ipv6NdTargetCaseBuilder = new Ipv6NdTargetCaseBuilder();
 127             Ipv6NdTargetBuilder ipv6NdTargetBuilder = new Ipv6NdTargetBuilder();
 128             ipv6NdTargetBuilder.setIpv6Address(source.getIpv6NdTarget());
 129             ipv6NdTargetCaseBuilder.setIpv6NdTarget(ipv6NdTargetBuilder.build());
 130             matchEntryBuilder.setMatchEntryValue(ipv6NdTargetCaseBuilder.build());
 131             result.add(matchEntryBuilder.build());
 132         }
 133
 134         if (source.getIpv6NdSll() != null) {
 135             MacAddress ipv6NdSll = source.getIpv6NdSll();
 136             MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
 137             matchEntryBuilder.setOxmClass(OpenflowBasicClass.class);
 138             matchEntryBuilder.setOxmMatchField(Ipv6NdSll.class);
 139
 140             Ipv6NdSllCaseBuilder ipv6NdSllCaseBuilder = new Ipv6NdSllCaseBuilder();
 141             Ipv6NdSllBuilder ipv6NdSllBuilder = new Ipv6NdSllBuilder();
 142             ipv6NdSllBuilder.setMacAddress(ipv6NdSll);
 143             ipv6NdSllCaseBuilder.setIpv6NdSll(ipv6NdSllBuilder.build());
 144             matchEntryBuilder.setMatchEntryValue(ipv6NdSllCaseBuilder.build());
 145             matchEntryBuilder.setHasMask(false);
 146             result.add(matchEntryBuilder.build());
 147         }
 148
 149         if (source.getIpv6NdTll() != null) {
 150             MacAddress ipv6NdSll = source.getIpv6NdTll();
 151             MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
 152             matchEntryBuilder.setOxmClass(OpenflowBasicClass.class);
 153             matchEntryBuilder.setOxmMatchField(Ipv6NdTll.class);
 154
 155             Ipv6NdTllCaseBuilder ipv6NdTllCaseBuilder = new Ipv6NdTllCaseBuilder();
 156             Ipv6NdTllBuilder ipv6NdTllBuilder = new Ipv6NdTllBuilder();
 157             ipv6NdTllBuilder.setMacAddress(ipv6NdSll);
 158             ipv6NdTllCaseBuilder.setIpv6NdTll(ipv6NdTllBuilder.build());
 159             matchEntryBuilder.setMatchEntryValue(ipv6NdTllCaseBuilder.build());
 160             matchEntryBuilder.setHasMask(false);
 161             result.add(matchEntryBuilder.build());
 162
 163         }
 164
 165         if (source.getIpv6ExtHeader() != null) {
 166             MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
 167             boolean hasmask = false;
 168             matchEntryBuilder.setOxmClass(OpenflowBasicClass.class);
 169             matchEntryBuilder.setOxmMatchField(Ipv6Exthdr.class);
 170             Ipv6ExthdrCaseBuilder ipv6ExthdrCaseBuilder = new Ipv6ExthdrCaseBuilder();
 171             Ipv6ExthdrBuilder ipv6ExthdrBuilder = new Ipv6ExthdrBuilder();
 172
 173             Integer bitmap = source.getIpv6ExtHeader().getIpv6Exthdr();
 174             final Boolean NONEXT = ((bitmap) & (1)) != 0;
 175             final Boolean ESP = ((bitmap) & (1 << 1)) != 0;
 176             final Boolean AUTH = ((bitmap) & (1 << 2)) != 0;
 177             final Boolean DEST = ((bitmap) & (1 << 3)) != 0;
 178             final Boolean FRAG = ((bitmap) & (1 << 4)) != 0;
 179             final Boolean ROUTER = ((bitmap) & (1 << 5)) != 0;
 180             final Boolean HOP = ((bitmap) & (1 << 6)) != 0;
 181             final Boolean UNREP = ((bitmap) & (1 << 7)) != 0;
 182             final Boolean UNSEQ = ((bitmap) & (1 << 8)) != 0;
 183
 184             ipv6ExthdrBuilder.setPseudoField(new Ipv6ExthdrFlags(AUTH, DEST, ESP, FRAG, HOP, NONEXT, ROUTER, UNREP, UNSEQ));
 185
 186             if (source.getIpv6ExtHeader().getIpv6ExthdrMask() != null) {
 187                 hasmask = true;
 188                 ipv6ExthdrBuilder.setMask(ByteUtil.unsignedShortToBytes(source.getIpv6ExtHeader().getIpv6ExthdrMask()));
 189             }
 190
 191             ipv6ExthdrCaseBuilder.setIpv6Exthdr(ipv6ExthdrBuilder.build());
 192             matchEntryBuilder.setMatchEntryValue(ipv6ExthdrCaseBuilder.build());
 193             matchEntryBuilder.setHasMask(hasmask);
 194             result.add(matchEntryBuilder.build());
 195         }
 196
 197         return Optional.of(result);
 198     }
 199 }