2 * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
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
8 package org.opendaylight.openflowplugin.extension.vendor.nicira.convertor.match;
10 import java.util.Optional;
11 import org.opendaylight.openflowjava.nx.codec.match.NiciraMatchCodecs;
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.oxm.rev150225.MatchField;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Nxm1Class;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.aug.nx.match.RegCaseValue;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.aug.nx.match.RegCaseValueBuilder;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.nxm.nx.match.reg.grouping.RegValuesBuilder;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.general.rev140714.ExtensionKey;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.general.rev140714.general.extension.grouping.Extension;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNodesNodeTableFlow;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNodesNodeTableFlowBuilder;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifPacketIn;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifPacketInBuilder;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifSwitchFlowRemoved;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifSwitchFlowRemovedBuilder;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchPacketInMessage;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchPacketInMessageBuilder;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchRpcGetFlowStats;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchRpcGetFlowStatsBuilder;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxReg0Key;
36 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxReg1Key;
37 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxReg2Key;
38 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxReg3Key;
39 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxReg4Key;
40 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxReg5Key;
41 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxReg6Key;
42 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxReg7Key;
43 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxRegGrouping;
44 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.nxm.nx.reg.grouping.NxmNxReg;
45 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.nxm.nx.reg.grouping.NxmNxRegBuilder;
46 import org.opendaylight.yangtools.yang.binding.Augmentation;
47 import org.slf4j.Logger;
48 import org.slf4j.LoggerFactory;
51 * Convert to/from SAL flow model to openflowjava model for NxmNxReg.
55 public class RegConvertor implements ConvertorToOFJava<MatchEntry>, ConvertorFromOFJava<MatchEntry, MatchPath> {
57 private static final Logger LOG = LoggerFactory.getLogger(RegConvertor.class);
59 @SuppressWarnings("unchecked")
61 public ExtensionAugment<? extends Augmentation<Extension>> convert(final MatchEntry input, final MatchPath path) {
62 NxmNxRegBuilder nxRegBuilder = new NxmNxRegBuilder();
63 if (!org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.NxmNxReg.class
64 .isAssignableFrom(input.getOxmMatchField())) {
65 String msg = input.getOxmMatchField()
66 + " does not implement "
67 + org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.NxmNxReg.class;
68 LOG.warn("Warning {}",msg);
69 throw new IllegalStateException(msg);
71 nxRegBuilder.setReg((Class<? extends org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match
72 .rev140421.NxmNxReg>) input.getOxmMatchField());
73 RegCaseValue regCaseValue = (RegCaseValue) input.getMatchEntryValue();
74 nxRegBuilder.setValue(regCaseValue.getRegValues().getValue());
76 if (input.getHasMask()) {
77 nxRegBuilder.setMask(regCaseValue.getRegValues().getMask());
80 return resolveAugmentation(nxRegBuilder.build(), path, resolveRegKey(input.getOxmMatchField()));
84 public MatchEntry convert(final Extension extension) {
85 Optional<NxmNxRegGrouping> matchGrouping = MatchUtil.REG_RESOLVER.findExtension(extension);
86 if (!matchGrouping.isPresent()) {
87 throw new CodecPreconditionException(extension);
89 NxmNxReg nxmNxReg = matchGrouping.get().getNxmNxReg();
90 RegValuesBuilder regValuesBuilder = new RegValuesBuilder()
91 .setValue(nxmNxReg.getValue())
92 .setMask(nxmNxReg.getMask());
94 RegCaseValueBuilder regCaseValueBuilder = new RegCaseValueBuilder();
95 regCaseValueBuilder.setRegValues(regValuesBuilder.build());
96 return MatchUtil.createDefaultMatchEntryBuilder(nxmNxReg.getReg(),
98 regCaseValueBuilder.build())
99 .setHasMask(nxmNxReg.getMask() != null)
103 private static Class<? extends ExtensionKey> resolveRegKey(final Class<? extends MatchField> oxmMatchField) {
104 if (NiciraMatchCodecs.REG0_CODEC.getNxmField().isAssignableFrom(oxmMatchField)) {
105 return NxmNxReg0Key.class;
107 if (NiciraMatchCodecs.REG1_CODEC.getNxmField().isAssignableFrom(oxmMatchField)) {
108 return NxmNxReg1Key.class;
110 if (NiciraMatchCodecs.REG2_CODEC.getNxmField().isAssignableFrom(oxmMatchField)) {
111 return NxmNxReg2Key.class;
113 if (NiciraMatchCodecs.REG3_CODEC.getNxmField().isAssignableFrom(oxmMatchField)) {
114 return NxmNxReg3Key.class;
116 if (NiciraMatchCodecs.REG4_CODEC.getNxmField().isAssignableFrom(oxmMatchField)) {
117 return NxmNxReg4Key.class;
119 if (NiciraMatchCodecs.REG5_CODEC.getNxmField().isAssignableFrom(oxmMatchField)) {
120 return NxmNxReg5Key.class;
122 if (NiciraMatchCodecs.REG6_CODEC.getNxmField().isAssignableFrom(oxmMatchField)) {
123 return NxmNxReg6Key.class;
125 if (NiciraMatchCodecs.REG7_CODEC.getNxmField().isAssignableFrom(oxmMatchField)) {
126 return NxmNxReg7Key.class;
128 throw new CodecPreconditionException("There is no key for " + oxmMatchField);
131 private static ExtensionAugment<? extends Augmentation<Extension>> resolveAugmentation(final NxmNxReg nxmNxReg,
132 final MatchPath path, final Class<? extends ExtensionKey> key) {
134 case FLOWS_STATISTICS_UPDATE_MATCH:
135 return new ExtensionAugment<>(NxAugMatchNodesNodeTableFlow.class,
136 new NxAugMatchNodesNodeTableFlowBuilder().setNxmNxReg(nxmNxReg).build(), key);
137 case FLOWS_STATISTICS_RPC_MATCH:
138 return new ExtensionAugment<>(NxAugMatchRpcGetFlowStats.class,
139 new NxAugMatchRpcGetFlowStatsBuilder().setNxmNxReg(nxmNxReg).build(), key);
140 case PACKET_RECEIVED_MATCH:
141 return new ExtensionAugment<>(NxAugMatchNotifPacketIn.class, new NxAugMatchNotifPacketInBuilder()
142 .setNxmNxReg(nxmNxReg).build(), key);
143 case SWITCH_FLOW_REMOVED_MATCH:
144 return new ExtensionAugment<>(NxAugMatchNotifSwitchFlowRemoved.class,
145 new NxAugMatchNotifSwitchFlowRemovedBuilder().setNxmNxReg(nxmNxReg).build(), key);
146 case PACKET_IN_MESSAGE_MATCH:
147 return new ExtensionAugment<>(NxAugMatchPacketInMessage.class,
148 new NxAugMatchPacketInMessageBuilder().setNxmNxReg(nxmNxReg).build(), key);
150 throw new CodecPreconditionException(path);