/*
* Copyright (c) 2016 Cisco Systems, Inc. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.action.cases;
import com.google.common.base.Splitter;
import java.util.ArrayList;
import java.util.List;
import java.util.Optional;
import javax.annotation.Nonnull;
import org.opendaylight.openflowplugin.api.OFConstants;
import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.ConvertorExecutor;
import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.action.data.ActionConvertorData;
import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.common.ConvertorCase;
import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.common.IpConversionUtil;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6Address;
import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SetNwSrcActionCase;
import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.address.Address;
import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.address.address.Ipv4;
import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.address.address.Ipv6;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev150203.action.grouping.action.choice.SetFieldCaseBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev150203.action.grouping.action.choice.set.field._case.SetFieldActionBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev150203.actions.grouping.Action;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev150203.actions.grouping.ActionBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv4Src;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6Src;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.OpenflowBasicClass;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntryBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv4SrcCaseBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6SrcCaseBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ipv4.src._case.Ipv4SrcBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ipv6.src._case.Ipv6SrcBuilder;
public class SalToOfSetNwSrcActionCase extends ConvertorCase<SetNwSrcActionCase, Action, ActionConvertorData> {
private static final Splitter PREFIX_SPLITTER = Splitter.on('/');
public SalToOfSetNwSrcActionCase() {
super(SetNwSrcActionCase.class, true, OFConstants.OFP_VERSION_1_3);
}
@Nonnull
@Override
public Optional<Action> process(@Nonnull final SetNwSrcActionCase source, final ActionConvertorData data, ConvertorExecutor convertorExecutor) {
final ActionBuilder builder = new ActionBuilder();
final Address address = source.getSetNwSrcAction().getAddress();
if (address instanceof Ipv4) {
Iterable<String> addressParts = PREFIX_SPLITTER.split(((Ipv4) address).getIpv4Address().getValue());
Ipv4Address result = new Ipv4Address(addressParts.iterator().next());
SetFieldCaseBuilder setFieldCaseBuilder = new SetFieldCaseBuilder();
SetFieldActionBuilder setFieldBuilder = new SetFieldActionBuilder();
List<MatchEntry> entries = new ArrayList<>();
MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
matchEntryBuilder.setOxmClass(OpenflowBasicClass.class);
matchEntryBuilder.setOxmMatchField(Ipv4Src.class);
Ipv4SrcCaseBuilder ipv4SrcCaseBuilder = new Ipv4SrcCaseBuilder();
Ipv4SrcBuilder ipv4SrcBuilder = new Ipv4SrcBuilder();
ipv4SrcBuilder.setIpv4Address(result);
Integer prefix = IpConversionUtil.extractPrefix(result);
ipv4SrcBuilder.setMask(IpConversionUtil.convertIpv6PrefixToByteArray(prefix));
ipv4SrcCaseBuilder.setIpv4Src(ipv4SrcBuilder.build());
matchEntryBuilder.setHasMask(false);
matchEntryBuilder.setMatchEntryValue(ipv4SrcCaseBuilder.build());
entries.add(matchEntryBuilder.build());
setFieldBuilder.setMatchEntry(entries);
setFieldCaseBuilder.setSetFieldAction(setFieldBuilder.build());
builder.setActionChoice(setFieldCaseBuilder.build());
} else if (address instanceof Ipv6) {
Iterable<String> addressParts = PREFIX_SPLITTER.split(((Ipv6) address).getIpv6Address().getValue());
Ipv6Address result = new Ipv6Address(addressParts.iterator().next());
List<MatchEntry> matchEntriesList = new ArrayList<>();
MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
matchEntryBuilder.setOxmClass(OpenflowBasicClass.class);
matchEntryBuilder.setOxmMatchField(Ipv6Src.class);
Ipv6SrcCaseBuilder ipv6SrcCaseBuilder = new Ipv6SrcCaseBuilder();
Ipv6SrcBuilder ipv6SrcBuilder = new Ipv6SrcBuilder();
ipv6SrcBuilder.setIpv6Address(result);
Integer prefix = IpConversionUtil.extractPrefix(result);
ipv6SrcBuilder.setMask(IpConversionUtil.convertIpv6PrefixToByteArray(prefix));
ipv6SrcCaseBuilder.setIpv6Src(ipv6SrcBuilder.build());
matchEntryBuilder.setHasMask(false);
matchEntryBuilder.setMatchEntryValue(ipv6SrcCaseBuilder.build());
matchEntriesList.add(matchEntryBuilder.build());
SetFieldCaseBuilder setFieldCaseBuilder = new SetFieldCaseBuilder();
SetFieldActionBuilder setFieldActionBuilder = new SetFieldActionBuilder();
setFieldActionBuilder.setMatchEntry(matchEntriesList);
setFieldCaseBuilder.setSetFieldAction(setFieldActionBuilder.build());
builder.setActionChoice(setFieldCaseBuilder.build());
} else {
throw new IllegalArgumentException("Address is not supported: " + address.getClass().getName());
}
return Optional.of(builder.build());
}
}