extension/openflowplugin-extension-nicira/src/main/java/org/opendaylight/openflowplugin/extension/vendor/nicira/convertor/match/NshMdtypeConvertor.java

   1 /*
   2  * Copyright (c) 2015 Intel, 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 package org.opendaylight.openflowplugin.extension.vendor.nicira.convertor.match;
   9
  10 import java.util.Optional;
  11 import org.opendaylight.openflowjava.nx.api.NiciraConstants;
  12 import org.opendaylight.openflowplugin.extension.api.ConvertorFromOFJava;
  13 import org.opendaylight.openflowplugin.extension.api.ConvertorToOFJava;
  14 import org.opendaylight.openflowplugin.extension.api.ExtensionAugment;
  15 import org.opendaylight.openflowplugin.extension.api.path.MatchPath;
  16 import org.opendaylight.openflowplugin.extension.vendor.nicira.convertor.CodecPreconditionException;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev150225.experimenter.id.match.entry.ExperimenterIdCase;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.OfjAugNxExpMatch;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.aug.nx.exp.match.NxExpMatchEntryValue;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.aug.nx.exp.match.nx.exp.match.entry.value.NshMdtypeCaseValue;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.aug.nx.exp.match.nx.exp.match.entry.value.NshMdtypeCaseValueBuilder;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.nxm.nx.match.nsh.mdtype.grouping.NshMdtypeValues;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.nxm.nx.match.nsh.mdtype.grouping.NshMdtypeValuesBuilder;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.general.rev140714.ExtensionKey;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.general.rev140714.general.extension.grouping.Extension;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNodesNodeTableFlow;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNodesNodeTableFlowBuilder;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifPacketIn;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifPacketInBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifSwitchFlowRemoved;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifSwitchFlowRemovedBuilder;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchPacketInMessage;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchPacketInMessageBuilder;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchRpcGetFlowStats;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchRpcGetFlowStatsBuilder;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxNshMdtypeGrouping;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxNshMdtypeKey;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.nxm.nx.nsh.mdtype.grouping.NxmNxNshMdtype;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.nxm.nx.nsh.mdtype.grouping.NxmNxNshMdtypeBuilder;
  41 import org.opendaylight.yangtools.yang.binding.Augmentation;
  42 import org.opendaylight.yangtools.yang.common.Uint8;
  43
  44 public class NshMdtypeConvertor implements ConvertorToOFJava<MatchEntry>, ConvertorFromOFJava<MatchEntry, MatchPath> {
  45
  46     @Override
  47     public ExtensionAugment<? extends Augmentation<Extension>> convert(final MatchEntry input, final MatchPath path) {
  48         ExperimenterIdCase experimenterIdCase = (ExperimenterIdCase) input.getMatchEntryValue();
  49         OfjAugNxExpMatch ofjAugNxExpMatch = experimenterIdCase.augmentation(OfjAugNxExpMatch.class);
  50         NshMdtypeCaseValue nshMdtypeCaseValue = (NshMdtypeCaseValue) ofjAugNxExpMatch.getNxExpMatchEntryValue();
  51         NshMdtypeValues nshMdtypeValues = nshMdtypeCaseValue.getNshMdtypeValues();
  52         NxmNxNshMdtype nxmNxNshMdtype = new NxmNxNshMdtypeBuilder()
  53                 .setValue(nshMdtypeValues.getValue())
  54                 .build();
  55         return resolveAugmentation(
  56                 nxmNxNshMdtype,
  57                 path,
  58                 NxmNxNshMdtypeKey.VALUE);
  59     }
  60
  61     @Override
  62     public MatchEntry convert(final Extension extension) {
  63         Optional<NxmNxNshMdtypeGrouping> matchGrouping = MatchUtil.NSH_MDTYPE_RESOLVER.findExtension(extension);
  64         if (!matchGrouping.isPresent()) {
  65             throw new CodecPreconditionException(extension);
  66         }
  67         Uint8 value = matchGrouping.get().getNxmNxNshMdtype().getValue();
  68         return buildMatchEntry(value, null);
  69     }
  70
  71     public static MatchEntry buildMatchEntry(final Uint8 value, final Uint8 mask) {
  72         NshMdtypeValues nshMdtypeValues = new NshMdtypeValuesBuilder().setValue(value).build();
  73         NxExpMatchEntryValue entryValue = new NshMdtypeCaseValueBuilder().setNshMdtypeValues(nshMdtypeValues).build();
  74         return MatchUtil.createExperimenterMatchEntryBuilder(
  75                 org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.NxmNxNshMdtype.VALUE,
  76                 NiciraConstants.NX_NSH_VENDOR_ID,
  77                 entryValue).setHasMask(mask != null).build();
  78     }
  79
  80     private static ExtensionAugment<? extends Augmentation<Extension>> resolveAugmentation(
  81             final NxmNxNshMdtype value,
  82             final MatchPath path, final ExtensionKey key) {
  83         switch (path) {
  84             case FLOWS_STATISTICS_UPDATE_MATCH:
  85                 return new ExtensionAugment<>(NxAugMatchNodesNodeTableFlow.class,
  86                         new NxAugMatchNodesNodeTableFlowBuilder().setNxmNxNshMdtype(value).build(), key);
  87             case FLOWS_STATISTICS_RPC_MATCH:
  88                 return new ExtensionAugment<>(NxAugMatchRpcGetFlowStats.class,
  89                         new NxAugMatchRpcGetFlowStatsBuilder().setNxmNxNshMdtype(value).build(), key);
  90             case PACKET_RECEIVED_MATCH:
  91                 return new ExtensionAugment<>(NxAugMatchNotifPacketIn.class,
  92                         new NxAugMatchNotifPacketInBuilder().setNxmNxNshMdtype(value).build(), key);
  93             case SWITCH_FLOW_REMOVED_MATCH:
  94                 return new ExtensionAugment<>(NxAugMatchNotifSwitchFlowRemoved.class,
  95                         new NxAugMatchNotifSwitchFlowRemovedBuilder().setNxmNxNshMdtype(value).build(), key);
  96             case PACKET_IN_MESSAGE_MATCH:
  97                 return new ExtensionAugment<>(NxAugMatchPacketInMessage.class,
  98                         new NxAugMatchPacketInMessageBuilder().setNxmNxNshMdtype(value).build(), key);
  99             default:
 100                 throw new CodecPreconditionException(path);
 101         }
 102     }
 103 }