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

   1 /*
   2  * Copyright (c) 2014, 2015 Red Hat, 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.oxm.container.match.entry.value.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.nxm.nx.match.nsi.grouping.NsiValues;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.nxm.nx.match.nsi.grouping.NsiValuesBuilder;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.experimenter.id._case.nx.exp.match.entry.value.NsiCaseValue;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.experimenter.id._case.nx.exp.match.entry.value.NsiCaseValueBuilder;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.general.rev140714.ExtensionKey;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.general.rev140714.general.extension.grouping.Extension;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNodesNodeTableFlow;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNodesNodeTableFlowBuilder;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifPacketIn;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifPacketInBuilder;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifSwitchFlowRemoved;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifSwitchFlowRemovedBuilder;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchPacketInMessage;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchPacketInMessageBuilder;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchRpcGetFlowStats;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchRpcGetFlowStatsBuilder;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxNsiGrouping;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxNsiKey;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.nxm.nx.nsi.grouping.NxmNxNsi;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.nxm.nx.nsi.grouping.NxmNxNsiBuilder;
  40 import org.opendaylight.yangtools.yang.binding.Augmentation;
  41
  42 public class NsiConvertor implements ConvertorToOFJava<MatchEntry>, ConvertorFromOFJava<MatchEntry, MatchPath> {
  43     @Override
  44     public ExtensionAugment<? extends Augmentation<Extension>> convert(MatchEntry input, MatchPath path) {
  45         ExperimenterIdCase experimenterIdCase = (ExperimenterIdCase) input.getMatchEntryValue();
  46         OfjAugNxExpMatch ofjAugNxExpMatch = experimenterIdCase.augmentation(OfjAugNxExpMatch.class);
  47         NsiCaseValue nshNsiCaseValue = (NsiCaseValue) ofjAugNxExpMatch.getNxExpMatchEntryValue();
  48
  49         return resolveAugmentation(
  50                 new NxmNxNsiBuilder().setNsi(nshNsiCaseValue.getNsiValues().getNsi()).build(),
  51                 path,
  52                 NxmNxNsiKey.class);
  53     }
  54
  55     @Override
  56     public MatchEntry convert(Extension extension) {
  57         Optional<NxmNxNsiGrouping> matchGrouping = MatchUtil.NSI_RESOLVER.findExtension(extension);
  58         if (!matchGrouping.isPresent()) {
  59             throw new CodecPreconditionException(extension);
  60         }
  61         Short nsiValue = matchGrouping.get().getNxmNxNsi().getNsi();
  62         MatchEntry matchEntry = buildMatchEntry(nsiValue, null);
  63         return matchEntry;
  64     }
  65
  66     public static MatchEntry buildMatchEntry(Short nsi, Short mask) {
  67         NsiValues nsiValues = new NsiValuesBuilder().setNsi(nsi).setMask(mask).build();
  68         NsiCaseValue nsiCaseValue = new NsiCaseValueBuilder().setNsiValues(nsiValues).build();
  69         return MatchUtil.createExperimenterMatchEntryBuilder(
  70                 org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.NxmNxNsi.class,
  71                 NiciraConstants.NX_NSH_VENDOR_ID,
  72                 nsiCaseValue).setHasMask(mask != null).build();
  73     }
  74
  75     private static ExtensionAugment<? extends Augmentation<Extension>> resolveAugmentation(NxmNxNsi value,
  76             MatchPath path, Class<? extends ExtensionKey> key) {
  77         switch (path) {
  78             case FLOWS_STATISTICS_UPDATE_MATCH:
  79                 return new ExtensionAugment<>(NxAugMatchNodesNodeTableFlow.class,
  80                         new NxAugMatchNodesNodeTableFlowBuilder().setNxmNxNsi(value).build(), key);
  81             case FLOWS_STATISTICS_RPC_MATCH:
  82                 return new ExtensionAugment<>(NxAugMatchRpcGetFlowStats.class,
  83                         new NxAugMatchRpcGetFlowStatsBuilder().setNxmNxNsi(value).build(), key);
  84             case PACKET_RECEIVED_MATCH:
  85                 return new ExtensionAugment<>(NxAugMatchNotifPacketIn.class, new NxAugMatchNotifPacketInBuilder()
  86                         .setNxmNxNsi(value).build(), key);
  87             case SWITCH_FLOW_REMOVED_MATCH:
  88                 return new ExtensionAugment<>(NxAugMatchNotifSwitchFlowRemoved.class,
  89                         new NxAugMatchNotifSwitchFlowRemovedBuilder().setNxmNxNsi(value).build(), key);
  90             case PACKET_IN_MESSAGE_MATCH:
  91                 return new ExtensionAugment<>(NxAugMatchPacketInMessage.class,
  92                         new NxAugMatchPacketInMessageBuilder().setNxmNxNsi(value).build(), key);
  93             default:
  94                 throw new CodecPreconditionException(path);
  95         }
  96     }
  97 }