/*
* Copyright (c) 2013, 2015 IBM Corporation 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.flow;
import java.math.BigInteger;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.Optional;
import java.util.Set;
import org.opendaylight.openflowplugin.api.OFConstants;
import org.opendaylight.openflowplugin.extension.api.path.ActionPath;
import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.action.data.ActionResponseConvertorData;
import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.common.Convertor;
import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.data.VersionConvertorData;
import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.Action;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.Instructions;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.InstructionsBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.ApplyActionsCaseBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.ClearActionsCaseBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.GoToTableCaseBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.MeterCaseBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.WriteActionsCaseBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.WriteMetadataCaseBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.apply.actions._case.ApplyActionsBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.go.to.table._case.GoToTableBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.meter._case.MeterBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.write.actions._case.WriteActionsBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.write.metadata._case.WriteMetadataBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.Instruction;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.InstructionBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.InstructionKey;
import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.MeterId;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instruction.grouping.instruction.choice.ApplyActionsCase;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instruction.grouping.instruction.choice.GotoTableCase;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instruction.grouping.instruction.choice.MeterCase;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instruction.grouping.instruction.choice.WriteActionsCase;
import org.opendaylight.yangtools.yang.binding.DataContainer;
/**
* Converts Openflow 1.3+ specific instructions to MD-SAL format flow instruction
*
* Example usage:
* <pre>
* {@code
* VersionConvertorData data = new VersionConvertorData(version);
* Optional<Instructions> salFlowInstruction = convertorManager.convert(ofFlowInstructions, data);
* }
* </pre>
*/
public final class FlowInstructionResponseConvertor extends Convertor<
List<org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instructions.grouping.Instruction>,
Instructions,
VersionConvertorData> {
private static final Set<Class<? extends DataContainer>> TYPES = Collections.singleton(org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instructions.grouping.Instruction.class);
@Override
public Collection<Class<? extends DataContainer>> getTypes() {
return TYPES;
}
@Override
public Instructions convert(List<org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instructions.grouping.Instruction> source, VersionConvertorData data) {
InstructionsBuilder instructionsBuilder = new InstructionsBuilder();
List<Instruction> salInstructionList = new ArrayList<>();
int instructionTreeNodekey = 0;
org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.Instruction salInstruction;
for (org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instructions.grouping.
Instruction switchInst : source) {
if (switchInst.getInstructionChoice() instanceof ApplyActionsCase) {
ApplyActionsCase actionsInstruction = ((ApplyActionsCase) switchInst.getInstructionChoice());
ApplyActionsCaseBuilder applyActionsCaseBuilder = new ApplyActionsCaseBuilder();
ApplyActionsBuilder applyActionsBuilder = new ApplyActionsBuilder();
final ActionResponseConvertorData actionResponseConvertorData = new ActionResponseConvertorData(data.getVersion());
actionResponseConvertorData.setActionPath(ActionPath.FLOWSSTATISTICSUPDATE_FLOWANDSTATISTICSMAPLIST_INSTRUCTIONS_INSTRUCTION_INSTRUCTION_APPLYACTIONSCASE_APPLYACTIONS_ACTION_ACTION);
final Optional<List<Action>> actions = getConvertorExecutor().convert(
actionsInstruction.getApplyActions().getAction(), actionResponseConvertorData);
applyActionsBuilder.setAction(FlowConvertorUtil.wrapActionList(actions.orElse(Collections.emptyList())));
applyActionsCaseBuilder.setApplyActions(applyActionsBuilder.build());
salInstruction = applyActionsCaseBuilder.build();
} else if (switchInst.getInstructionChoice() instanceof org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instruction.grouping.instruction.choice.ClearActionsCase) {
ClearActionsCaseBuilder clearActionsCaseBuilder = new ClearActionsCaseBuilder();
salInstruction = clearActionsCaseBuilder.build();
} else if (switchInst.getInstructionChoice() instanceof GotoTableCase) {
GotoTableCase gotoTableCase = ((GotoTableCase) switchInst.getInstructionChoice());
GoToTableCaseBuilder goToTableCaseBuilder = new GoToTableCaseBuilder();
GoToTableBuilder goToTableBuilder = new GoToTableBuilder();
goToTableBuilder.setTableId(gotoTableCase.getGotoTable().getTableId());
goToTableCaseBuilder.setGoToTable(goToTableBuilder.build());
salInstruction = goToTableCaseBuilder.build();
} else if (switchInst.getInstructionChoice() instanceof MeterCase) {
MeterCase meterIdInstruction = ((MeterCase) switchInst.getInstructionChoice());
MeterCaseBuilder meterCaseBuilder = new MeterCaseBuilder();
MeterBuilder meterBuilder = new MeterBuilder();
meterBuilder.setMeterId(new MeterId(meterIdInstruction.getMeter().getMeterId()));
meterCaseBuilder.setMeter(meterBuilder.build());
salInstruction = meterCaseBuilder.build();
} else if (switchInst.getInstructionChoice() instanceof WriteActionsCase) {
WriteActionsCase writeActionsCase = ((WriteActionsCase) switchInst.getInstructionChoice());
WriteActionsCaseBuilder writeActionsCaseBuilder = new WriteActionsCaseBuilder();
WriteActionsBuilder writeActionsBuilder = new WriteActionsBuilder();
final ActionResponseConvertorData actionResponseConvertorData = new ActionResponseConvertorData(data.getVersion());
actionResponseConvertorData.setActionPath(ActionPath.FLOWSSTATISTICSUPDATE_FLOWANDSTATISTICSMAPLIST_INSTRUCTIONS_INSTRUCTION_INSTRUCTION_WRITEACTIONSCASE_WRITEACTIONS_ACTION_ACTION);
final Optional<List<Action>> actions = getConvertorExecutor().convert(
writeActionsCase.getWriteActions().getAction(), actionResponseConvertorData);
writeActionsBuilder.setAction(FlowConvertorUtil.wrapActionList(actions.orElse(Collections.emptyList())));
writeActionsCaseBuilder.setWriteActions(writeActionsBuilder.build());
salInstruction = writeActionsCaseBuilder.build();
} else if (switchInst.getInstructionChoice() instanceof org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instruction.grouping.instruction.choice.WriteMetadataCase) {
org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instruction.grouping.instruction.choice.WriteMetadataCase writeMetadataCase =
((org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.instruction.rev130731.instruction.grouping.instruction.choice.WriteMetadataCase) switchInst.getInstructionChoice());
WriteMetadataCaseBuilder writeMetadataCaseBuilder = new WriteMetadataCaseBuilder();
WriteMetadataBuilder writeMetadataBuilder = new WriteMetadataBuilder();
writeMetadataBuilder.setMetadata(new BigInteger(OFConstants.SIGNUM_UNSIGNED, writeMetadataCase.getWriteMetadata().getMetadata()));
writeMetadataBuilder.setMetadataMask(new BigInteger(OFConstants.SIGNUM_UNSIGNED, writeMetadataCase.getWriteMetadata().getMetadataMask()));
writeMetadataCaseBuilder.setWriteMetadata(writeMetadataBuilder.build());
salInstruction = writeMetadataCaseBuilder.build();
} else {
continue;
}
InstructionBuilder instBuilder = new InstructionBuilder();
instBuilder.setInstruction(salInstruction);
instBuilder.setKey(new InstructionKey(instructionTreeNodekey));
instBuilder.setOrder(instructionTreeNodekey);
instructionTreeNodekey++;
salInstructionList.add(instBuilder.build());
}
instructionsBuilder.setInstruction(salInstructionList);
return instructionsBuilder.build();
}
}