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 com.google.common.base.Optional;
11 import java.util.Objects;
12 import org.opendaylight.openflowjava.nx.codec.match.NiciraMatchCodecs;
13 import org.opendaylight.openflowplugin.extension.api.ConvertorFromOFJava;
14 import org.opendaylight.openflowplugin.extension.api.ConvertorToOFJava;
15 import org.opendaylight.openflowplugin.extension.api.ExtensionAugment;
16 import org.opendaylight.openflowplugin.extension.api.path.MatchPath;
17 import org.opendaylight.openflowplugin.extension.vendor.nicira.convertor.CodecPreconditionException;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.MatchField;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Nxm1Class;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.nxm.nx.match.reg.grouping.RegValuesBuilder;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.RegCaseValue;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.RegCaseValueBuilder;
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.NxmNxReg0Key;
37 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxReg1Key;
38 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxReg2Key;
39 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxReg3Key;
40 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxReg4Key;
41 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxReg5Key;
42 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxReg6Key;
43 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxReg7Key;
44 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmNxRegGrouping;
45 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.nxm.nx.reg.grouping.NxmNxReg;
46 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.nxm.nx.reg.grouping.NxmNxRegBuilder;
47 import org.opendaylight.yangtools.yang.binding.Augmentation;
48 import org.slf4j.Logger;
49 import org.slf4j.LoggerFactory;
52 * Convert to/from SAL flow model to openflowjava model for NxmNxReg.
56 public class RegConvertor implements ConvertorToOFJava<MatchEntry>, ConvertorFromOFJava<MatchEntry, MatchPath> {
58 private static final Logger LOG = LoggerFactory.getLogger(RegConvertor.class);
60 @SuppressWarnings("unchecked")
62 public ExtensionAugment<? extends Augmentation<Extension>> convert(MatchEntry input, MatchPath path) {
63 NxmNxRegBuilder nxRegBuilder = new NxmNxRegBuilder();
64 if (!org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.NxmNxReg.class
65 .isAssignableFrom(input.getOxmMatchField())) {
66 String msg = input.getOxmMatchField()
67 + " does not implement "
68 + org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.NxmNxReg.class;
69 LOG.warn("Warning {}",msg);
70 throw new IllegalStateException(msg);
72 nxRegBuilder.setReg((Class<? extends org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match
73 .rev140421.NxmNxReg>) input.getOxmMatchField());
74 RegCaseValue regCaseValue = (RegCaseValue) input.getMatchEntryValue();
75 nxRegBuilder.setValue(regCaseValue.getRegValues().getValue());
77 if (input.isHasMask()) {
78 nxRegBuilder.setMask(regCaseValue.getRegValues().getMask());
81 return resolveAugmentation(nxRegBuilder.build(), path, resolveRegKey(input.getOxmMatchField()));
85 public MatchEntry convert(Extension extension) {
86 Optional<NxmNxRegGrouping> matchGrouping = MatchUtil.REG_RESOLVER.getExtension(extension);
87 if (!matchGrouping.isPresent()) {
88 throw new CodecPreconditionException(extension);
90 NxmNxReg nxmNxReg = matchGrouping.get().getNxmNxReg();
91 RegValuesBuilder regValuesBuilder = new RegValuesBuilder()
92 .setValue(nxmNxReg.getValue())
93 .setMask(nxmNxReg.getMask());
95 RegCaseValueBuilder regCaseValueBuilder = new RegCaseValueBuilder();
96 regCaseValueBuilder.setRegValues(regValuesBuilder.build());
97 return MatchUtil.createDefaultMatchEntryBuilder(nxmNxReg.getReg(),
99 regCaseValueBuilder.build())
100 .setHasMask(Objects.nonNull(nxmNxReg.getMask()))
104 private static Class<? extends ExtensionKey> resolveRegKey(Class<? extends MatchField> oxmMatchField) {
105 if (NiciraMatchCodecs.REG0_CODEC.getNxmField().isAssignableFrom(oxmMatchField)) {
106 return NxmNxReg0Key.class;
108 if (NiciraMatchCodecs.REG1_CODEC.getNxmField().isAssignableFrom(oxmMatchField)) {
109 return NxmNxReg1Key.class;
111 if (NiciraMatchCodecs.REG2_CODEC.getNxmField().isAssignableFrom(oxmMatchField)) {
112 return NxmNxReg2Key.class;
114 if (NiciraMatchCodecs.REG3_CODEC.getNxmField().isAssignableFrom(oxmMatchField)) {
115 return NxmNxReg3Key.class;
117 if (NiciraMatchCodecs.REG4_CODEC.getNxmField().isAssignableFrom(oxmMatchField)) {
118 return NxmNxReg4Key.class;
120 if (NiciraMatchCodecs.REG5_CODEC.getNxmField().isAssignableFrom(oxmMatchField)) {
121 return NxmNxReg5Key.class;
123 if (NiciraMatchCodecs.REG6_CODEC.getNxmField().isAssignableFrom(oxmMatchField)) {
124 return NxmNxReg6Key.class;
126 if (NiciraMatchCodecs.REG7_CODEC.getNxmField().isAssignableFrom(oxmMatchField)) {
127 return NxmNxReg7Key.class;
129 throw new CodecPreconditionException("There is no key for " + oxmMatchField);
132 private static ExtensionAugment<? extends Augmentation<Extension>> resolveAugmentation(NxmNxReg nxmNxReg,
133 MatchPath path, Class<? extends ExtensionKey> key) {
135 case FLOWS_STATISTICS_UPDATE_MATCH:
136 return new ExtensionAugment<>(NxAugMatchNodesNodeTableFlow.class,
137 new NxAugMatchNodesNodeTableFlowBuilder().setNxmNxReg(nxmNxReg).build(), key);
138 case FLOWS_STATISTICS_RPC_MATCH:
139 return new ExtensionAugment<>(NxAugMatchRpcGetFlowStats.class,
140 new NxAugMatchRpcGetFlowStatsBuilder().setNxmNxReg(nxmNxReg).build(), key);
141 case PACKET_RECEIVED_MATCH:
142 return new ExtensionAugment<>(NxAugMatchNotifPacketIn.class, new NxAugMatchNotifPacketInBuilder()
143 .setNxmNxReg(nxmNxReg).build(), key);
144 case SWITCH_FLOW_REMOVED_MATCH:
145 return new ExtensionAugment<>(NxAugMatchNotifSwitchFlowRemoved.class,
146 new NxAugMatchNotifSwitchFlowRemovedBuilder().setNxmNxReg(nxmNxReg).build(), key);
147 case PACKET_IN_MESSAGE_MATCH:
148 return new ExtensionAugment<>(NxAugMatchPacketInMessage.class,
149 new NxAugMatchPacketInMessageBuilder().setNxmNxReg(nxmNxReg).build(), key);
151 throw new CodecPreconditionException(path);