org.opendaylight.openflowplugin.learningswitch.FlowUtils Maven / Gradle / Ivy
/*
* Copyright (c) 2014, 2015 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.learningswitch;
import java.util.Map;
import org.opendaylight.openflowplugin.api.OFConstants;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Uri;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.MacAddress;
import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.OutputActionCaseBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.output.action._case.OutputActionBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.Action;
import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.ActionBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.ActionKey;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowId;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.table.FlowBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.table.FlowKey;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.FlowModFlags;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.OutputPortValues;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.InstructionsBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.MatchBuilder;
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.apply.actions._case.ApplyActions;
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.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.inventory.rev130819.NodeConnectorRef;
import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnector;
import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.ethernet.match.fields.EthernetDestinationBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.ethernet.match.fields.EthernetSourceBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.EthernetMatch;
import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.EthernetMatchBuilder;
import org.opendaylight.yangtools.yang.common.Uint16;
import org.opendaylight.yangtools.yang.common.Uint8;
public final class FlowUtils {
private FlowUtils() {
//prohibite to instantiate util class
}
/**
* Returns a {@link FlowBuilder} forwarding all packets to controller port.
*/
public static FlowBuilder createDirectMacToMacFlow(final Uint8 tableId, final Uint16 priority,
final MacAddress srcMac, final MacAddress dstMac, final NodeConnectorRef dstPort) {
FlowBuilder macToMacFlow = new FlowBuilder()
.setTableId(tableId)
.setFlowName("mac2mac");
macToMacFlow.setId(new FlowId(Long.toString(macToMacFlow.hashCode())));
EthernetMatch ethernetMatch = new EthernetMatchBuilder()
.setEthernetSource(new EthernetSourceBuilder()
.setAddress(srcMac)
.build())
.setEthernetDestination(new EthernetDestinationBuilder()
.setAddress(dstMac)
.build())
.build();
Uri outputPort = dstPort.getValue().firstKeyOf(NodeConnector.class).getId();
Action outputToControllerAction = new ActionBuilder()
.setOrder(0)
.setAction(new OutputActionCaseBuilder()
.setOutputAction(new OutputActionBuilder()
.setMaxLength(Uint16.MAX_VALUE)
.setOutputNodeConnector(outputPort)
.build())
.build())
.build();
// Create an Apply Action
ApplyActions applyActions = new ApplyActionsBuilder()
.setAction(Map.of(outputToControllerAction.key(), outputToControllerAction))
.build();
// Wrap our Apply Action in an Instruction
Instruction applyActionsInstruction = new InstructionBuilder()
.setOrder(0)
.setInstruction(new ApplyActionsCaseBuilder()
.setApplyActions(applyActions)
.build())
.build();
// Put our Instruction in a list of Instructions
macToMacFlow
.setMatch(new MatchBuilder()
.setEthernetMatch(ethernetMatch)
.build())
.setInstructions(new InstructionsBuilder()
.setInstruction(Map.of(applyActionsInstruction.key(), applyActionsInstruction))
.build())
.setPriority(priority)
.setBufferId(OFConstants.OFP_NO_BUFFER)
.setHardTimeout(Uint16.ZERO)
.setIdleTimeout(Uint16.ZERO)
.setFlags(new FlowModFlags(false, false, false, false, false));
return macToMacFlow;
}
/**
* Returns a{@link FlowBuilder} forwarding all packets to controller port.
*/
public static FlowBuilder createFwdAllToControllerFlow(final Uint8 tableId, final Uint16 priority,
final FlowId flowId) {
// Create output action -> send to controller
OutputActionBuilder output = new OutputActionBuilder();
output.setMaxLength(Uint16.MAX_VALUE);
Uri controllerPort = new Uri(OutputPortValues.CONTROLLER.toString());
output.setOutputNodeConnector(controllerPort);
Action action = new ActionBuilder()
.setAction(new OutputActionCaseBuilder().setOutputAction(output.build()).build())
.withKey(new ActionKey(0))
.build();
// Create an Apply Action
ApplyActionsBuilder aab = new ApplyActionsBuilder().setAction(Map.of(action.key(), action));
// Wrap our Apply Action in an Instruction
Instruction instruction = new InstructionBuilder()
.setInstruction(new ApplyActionsCaseBuilder().setApplyActions(aab.build()).build())
.withKey(new InstructionKey(0))
.build();
// Put our Instruction in a list of Instructions
InstructionsBuilder isb = new InstructionsBuilder()
.setInstruction(Map.of(instruction.key(), instruction));
MatchBuilder matchBuilder = new MatchBuilder();
FlowBuilder allToCtrlFlow = new FlowBuilder().setTableId(tableId).setFlowName("allPacketsToCtrl").setId(flowId)
.withKey(new FlowKey(flowId));
allToCtrlFlow
.setMatch(matchBuilder.build())
.setInstructions(isb.build())
.setPriority(priority)
.setBufferId(OFConstants.OFP_NO_BUFFER)
.setHardTimeout(Uint16.ZERO)
.setIdleTimeout(Uint16.ZERO)
.setFlags(new FlowModFlags(false, false, false, false, false));
return allToCtrlFlow;
}
}