openflowplugin/src/main/java/org/opendaylight/openflowplugin/openflow/md/core/sal/convertor/match/cases/SalToOfArpMatchCase.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.Iterator;
  13 import java.util.List;
  14 import java.util.Optional;
  15 import javax.annotation.Nonnull;
  16 import org.opendaylight.openflowjava.util.ByteBufUtils;
  17 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.common.ConvertorCase;
  18 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.common.IpConversionUtil;
  19 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.data.VersionConvertorData;
  20 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.match.MatchConvertorUtil;
  21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address;
  22 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Prefix;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.arp.match.fields.ArpSourceHardwareAddress;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.arp.match.fields.ArpTargetHardwareAddress;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._3.match.ArpMatch;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.ArpOp;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.ArpSha;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.ArpSpa;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.ArpTha;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.ArpTpa;
  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.ArpOpCaseBuilder;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ArpShaCaseBuilder;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ArpSpaCaseBuilder;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ArpThaCaseBuilder;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ArpTpaCaseBuilder;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.arp.op._case.ArpOpBuilder;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.arp.sha._case.ArpShaBuilder;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.arp.spa._case.ArpSpaBuilder;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.arp.tha._case.ArpThaBuilder;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.arp.tpa._case.ArpTpaBuilder;
  44
  45 public class SalToOfArpMatchCase extends ConvertorCase<ArpMatch, List<MatchEntry>, VersionConvertorData> {
  46     public SalToOfArpMatchCase() {
  47         super(ArpMatch.class, true);
  48     }
  49
  50     @Override
  51     public Optional<List<MatchEntry>> process(@Nonnull ArpMatch source, VersionConvertorData data) {
  52         List<MatchEntry> result = new ArrayList<>();
  53
  54         if (source.getArpOp() != null) {
  55             MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
  56             matchEntryBuilder.setOxmClass(OpenflowBasicClass.class);
  57             matchEntryBuilder.setHasMask(false);
  58             matchEntryBuilder.setOxmMatchField(ArpOp.class);
  59             ArpOpCaseBuilder arpOpCaseBuilder = new ArpOpCaseBuilder();
  60             ArpOpBuilder arpOpBuilder = new ArpOpBuilder();
  61             arpOpBuilder.setOpCode(source.getArpOp());
  62             arpOpCaseBuilder.setArpOp(arpOpBuilder.build());
  63             matchEntryBuilder.setMatchEntryValue(arpOpCaseBuilder.build());
  64             result.add(matchEntryBuilder.build());
  65         }
  66
  67         if (source.getArpSourceTransportAddress() != null) {
  68             Ipv4Prefix ipv4Prefix = source.getArpSourceTransportAddress();
  69             MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
  70             matchEntryBuilder.setOxmClass(OpenflowBasicClass.class);
  71             matchEntryBuilder.setOxmMatchField(ArpSpa.class);
  72
  73             ArpSpaCaseBuilder arpSpaCaseBuilder = new ArpSpaCaseBuilder();
  74             ArpSpaBuilder arpSpaBuilder = new ArpSpaBuilder();
  75
  76             Iterator<String> addressParts = IpConversionUtil.splitToParts(ipv4Prefix);
  77             Ipv4Address ipv4Address = new Ipv4Address(addressParts.next());
  78             arpSpaBuilder.setIpv4Address(ipv4Address);
  79             boolean hasMask = false;
  80             byte[] mask = MatchConvertorUtil.extractIpv4Mask(addressParts);
  81             if (null != mask) {
  82                 arpSpaBuilder.setMask(mask);
  83                 hasMask = true;
  84             }
  85             matchEntryBuilder.setHasMask(hasMask);
  86             arpSpaCaseBuilder.setArpSpa(arpSpaBuilder.build());
  87             matchEntryBuilder.setMatchEntryValue(arpSpaCaseBuilder.build());
  88             result.add(matchEntryBuilder.build());
  89         }
  90
  91         if (source.getArpTargetTransportAddress() != null) {
  92             Ipv4Prefix ipv4Prefix = source.getArpTargetTransportAddress();
  93             MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
  94             matchEntryBuilder.setOxmClass(OpenflowBasicClass.class);
  95             matchEntryBuilder.setOxmMatchField(ArpTpa.class);
  96
  97             ArpTpaCaseBuilder arpTpaCaseBuilder = new ArpTpaCaseBuilder();
  98             ArpTpaBuilder arpTpaBuilder = new ArpTpaBuilder();
  99
 100             Iterator<String> addressParts = IpConversionUtil.splitToParts(ipv4Prefix);
 101             Ipv4Address ipv4Address = new Ipv4Address(addressParts.next());
 102             arpTpaBuilder.setIpv4Address(ipv4Address);
 103             boolean hasMask = false;
 104             byte[] mask = MatchConvertorUtil.extractIpv4Mask(addressParts);
 105             if (null != mask) {
 106                 arpTpaBuilder.setMask(mask);
 107                 hasMask = true;
 108             }
 109             matchEntryBuilder.setHasMask(hasMask);
 110             arpTpaCaseBuilder.setArpTpa(arpTpaBuilder.build());
 111             matchEntryBuilder.setMatchEntryValue(arpTpaCaseBuilder.build());
 112             result.add(matchEntryBuilder.build());
 113         }
 114
 115         ArpSourceHardwareAddress arpSourceHardwareAddress = source.getArpSourceHardwareAddress();
 116         if (arpSourceHardwareAddress != null) {
 117             MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
 118             matchEntryBuilder.setOxmClass(OpenflowBasicClass.class);
 119             matchEntryBuilder.setOxmMatchField(ArpSha.class);
 120
 121             ArpShaCaseBuilder arpShaCaseBuilder = new ArpShaCaseBuilder();
 122             ArpShaBuilder arpShaBuilder = new ArpShaBuilder();
 123             arpShaBuilder.setMacAddress(arpSourceHardwareAddress.getAddress());
 124             boolean hasMask = false;
 125             if (null != arpSourceHardwareAddress.getMask()) {
 126                 arpShaBuilder.setMask(ByteBufUtils.macAddressToBytes(arpSourceHardwareAddress.getMask().getValue()));
 127                 hasMask = true;
 128             }
 129             arpShaCaseBuilder.setArpSha(arpShaBuilder.build());
 130             matchEntryBuilder.setMatchEntryValue(arpShaCaseBuilder.build());
 131             matchEntryBuilder.setHasMask(hasMask);
 132             result.add(matchEntryBuilder.build());
 133         }
 134
 135         ArpTargetHardwareAddress arpTargetHardwareAddress = source.getArpTargetHardwareAddress();
 136         if (arpTargetHardwareAddress != null) {
 137             MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
 138             matchEntryBuilder.setOxmClass(OpenflowBasicClass.class);
 139             matchEntryBuilder.setOxmMatchField(ArpTha.class);
 140
 141             ArpThaCaseBuilder arpThaCaseBuilder = new ArpThaCaseBuilder();
 142             ArpThaBuilder arpThaBuilder = new ArpThaBuilder();
 143             arpThaBuilder.setMacAddress(arpTargetHardwareAddress.getAddress());
 144             boolean hasMask = false;
 145             if (null != arpTargetHardwareAddress.getMask()) {
 146                 arpThaBuilder.setMask(ByteBufUtils.macAddressToBytes(arpTargetHardwareAddress.getMask().getValue()));
 147                 hasMask = true;
 148             }
 149             arpThaCaseBuilder.setArpTha(arpThaBuilder.build());
 150             matchEntryBuilder.setMatchEntryValue(arpThaCaseBuilder.build());
 151             matchEntryBuilder.setHasMask(hasMask);
 152             result.add(matchEntryBuilder.build());
 153         }
 154
 155         return Optional.of(result);
 156     }
 157 }