NiciraExtensionTreatmentInterpreter.java
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/*
* Copyright 2015 Open Networking Laboratory
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onosproject.driver.extensions;
import org.onlab.packet.Ip4Address;
import org.onosproject.net.behaviour.ExtensionTreatmentResolver;
import org.onosproject.net.driver.AbstractHandlerBehaviour;
import org.onosproject.net.flow.instructions.ExtensionTreatment;
import org.onosproject.net.flow.instructions.ExtensionTreatmentType;
import org.onosproject.openflow.controller.ExtensionTreatmentInterpreter;
import org.projectfloodlight.openflow.protocol.OFActionType;
import org.projectfloodlight.openflow.protocol.OFFactory;
import org.projectfloodlight.openflow.protocol.action.OFAction;
import org.projectfloodlight.openflow.protocol.action.OFActionExperimenter;
import org.projectfloodlight.openflow.protocol.action.OFActionNicira;
import org.projectfloodlight.openflow.protocol.action.OFActionNiciraMove;
import org.projectfloodlight.openflow.protocol.action.OFActionSetField;
import org.projectfloodlight.openflow.protocol.oxm.OFOxm;
import org.projectfloodlight.openflow.protocol.oxm.OFOxmTunnelIpv4Dst;
import org.projectfloodlight.openflow.types.IPv4Address;
/**
* Interpreter for Nicira OpenFlow treatment extensions.
*/
public class NiciraExtensionTreatmentInterpreter extends AbstractHandlerBehaviour
implements ExtensionTreatmentInterpreter, ExtensionTreatmentResolver {
private static final int TYPE_NICIRA = 0x2320;
private static final int SUB_TYPE_MOVE = 6;
private static final int SRC_ARP_SHA = 0x00012206;
private static final int SRC_ARP_SPA = 0x00002004;
private static final int SRC_ETH = 0x00000406;
private static final int SRC_IP = 0x00000e04;
@Override
public boolean supported(ExtensionTreatmentType extensionTreatmentType) {
if (extensionTreatmentType.equals(
ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_TUNNEL_DST.type())) {
return true;
}
if (extensionTreatmentType.equals(
ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_RESUBMIT.type())) {
return true;
}
if (extensionTreatmentType.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_SPI.type())) {
return true;
}
if (extensionTreatmentType.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_SI.type())) {
return true;
}
if (extensionTreatmentType.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_CH1.type())) {
return true;
}
if (extensionTreatmentType.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_CH2.type())) {
return true;
}
if (extensionTreatmentType.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_CH3.type())) {
return true;
}
if (extensionTreatmentType.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_CH4.type())) {
return true;
}
if (extensionTreatmentType.equals(
ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_RESUBMIT_TABLE.type())) {
return true;
}
if (extensionTreatmentType.equals(
ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_MOV_ARP_SHA_TO_THA.type())) {
return true;
}
if (extensionTreatmentType.equals(
ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_MOV_ARP_SPA_TO_TPA.type())) {
return true;
}
if (extensionTreatmentType.equals(
ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_MOV_ETH_SRC_TO_DST.type())) {
return true;
}
if (extensionTreatmentType.equals(
ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_MOV_IP_SRC_TO_DST.type())) {
return true;
}
return false;
}
@Override
public OFAction mapInstruction(OFFactory factory, ExtensionTreatment extensionTreatment) {
ExtensionTreatmentType type = extensionTreatment.type();
if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_TUNNEL_DST.type())) {
NiciraSetTunnelDst tunnelDst = (NiciraSetTunnelDst) extensionTreatment;
return factory.actions().setField(factory.oxms().tunnelIpv4Dst(
IPv4Address.of(tunnelDst.tunnelDst().toInt())));
}
if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_RESUBMIT.type())) {
NiciraResubmit resubmit = (NiciraResubmit) extensionTreatment;
return factory.actions().niciraResubmit((int) resubmit.inPort().toLong(),
resubmit.table());
}
if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_RESUBMIT_TABLE.type())) {
NiciraResubmitTable resubmitTable = (NiciraResubmitTable) extensionTreatment;
return factory.actions().niciraResubmitTable((int) resubmitTable.inPort().toLong(),
resubmitTable.table());
}
if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_SPI.type())) {
NiciraSetNshSpi niciraNshSpi = (NiciraSetNshSpi) extensionTreatment;
return factory.actions().niciraSetNsp(niciraNshSpi.nshSpi().servicePathId());
}
if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_SI.type())) {
NiciraSetNshSi niciraNshSi = (NiciraSetNshSi) extensionTreatment;
return factory.actions().niciraSetNsp(niciraNshSi.nshSi().serviceIndex());
}
if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_CH1.type())) {
NiciraSetNshContextHeader niciraNshch = (NiciraSetNshContextHeader) extensionTreatment;
return factory.actions().niciraSetNshc1(niciraNshch.nshCh().nshContextHeader());
}
if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_CH2.type())) {
NiciraSetNshContextHeader niciraNshch = (NiciraSetNshContextHeader) extensionTreatment;
return factory.actions().niciraSetNshc2(niciraNshch.nshCh().nshContextHeader());
}
if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_CH3.type())) {
NiciraSetNshContextHeader niciraNshch = (NiciraSetNshContextHeader) extensionTreatment;
return factory.actions().niciraSetNshc3(niciraNshch.nshCh().nshContextHeader());
}
if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_CH4.type())) {
NiciraSetNshContextHeader niciraNshch = (NiciraSetNshContextHeader) extensionTreatment;
return factory.actions().niciraSetNshc4(niciraNshch.nshCh().nshContextHeader());
}
if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_MOV_ARP_SHA_TO_THA.type())
|| type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_MOV_ARP_SPA_TO_TPA.type())
|| type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_MOV_ETH_SRC_TO_DST.type())
|| type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_MOV_IP_SRC_TO_DST.type())) {
MoveExtensionTreatment mov = (MoveExtensionTreatment) extensionTreatment;
OFActionNiciraMove.Builder action = factory.actions()
.buildNiciraMove();
action.setDstOfs(mov.dstOffset());
action.setSrcOfs(mov.srcOffset());
action.setNBits(mov.nBits());
action.setSrc(mov.src());
action.setDst(mov.dst());
return action.build();
}
return null;
}
@Override
public ExtensionTreatment mapAction(OFAction action) {
if (action.getType().equals(OFActionType.SET_FIELD)) {
OFActionSetField setFieldAction = (OFActionSetField) action;
OFOxm<?> oxm = setFieldAction.getField();
switch (oxm.getMatchField().id) {
case TUNNEL_IPV4_DST:
OFOxmTunnelIpv4Dst tunnelIpv4Dst = (OFOxmTunnelIpv4Dst) oxm;
return new NiciraSetTunnelDst(Ip4Address.valueOf(tunnelIpv4Dst.getValue().getInt()));
default:
throw new UnsupportedOperationException(
"Driver does not support extension type " + oxm.getMatchField().id);
}
}
if (action.getType().equals(OFActionType.EXPERIMENTER)) {
OFActionExperimenter experimenter = (OFActionExperimenter) action;
if (Long.valueOf(experimenter.getExperimenter())
.intValue() == TYPE_NICIRA) {
OFActionNicira nicira = (OFActionNicira) experimenter;
if (nicira.getSubtype() == SUB_TYPE_MOVE) {
OFActionNiciraMove moveAction = (OFActionNiciraMove) nicira;
switch (Long.valueOf(moveAction.getSrc()).intValue()) {
case SRC_ARP_SHA:
return NiciraMoveTreatmentFactory
.createNiciraMovArpShaToTha();
case SRC_ETH:
return NiciraMoveTreatmentFactory
.createNiciraMovEthSrcToDst();
case SRC_IP:
return NiciraMoveTreatmentFactory
.createNiciraMovIpSrcToDst();
case SRC_ARP_SPA:
return NiciraMoveTreatmentFactory
.createNiciraMovArpSpaToTpa();
default:
throw new UnsupportedOperationException("Driver does not support move from "
+ moveAction.getSrc() + " to "
+ moveAction.getDst());
}
}
}
}
return null;
}
@Override
public ExtensionTreatment getExtensionInstruction(ExtensionTreatmentType type) {
if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_TUNNEL_DST.type())) {
return new NiciraSetTunnelDst();
}
if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_RESUBMIT.type())) {
return new NiciraResubmit();
}
if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_RESUBMIT_TABLE.type())) {
return new NiciraResubmitTable();
}
if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_SPI.type())) {
return new NiciraSetNshSpi();
}
if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_SI.type())) {
return new NiciraSetNshSi();
}
if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_CH1.type())
|| type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_CH2.type())
|| type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_CH3.type())
|| type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_NSH_CH4.type())) {
return new NiciraSetNshContextHeader(type);
}
if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_MOV_ARP_SHA_TO_THA.type())) {
return NiciraMoveTreatmentFactory.createNiciraMovArpShaToTha();
}
if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_MOV_ARP_SPA_TO_TPA.type())) {
return NiciraMoveTreatmentFactory.createNiciraMovArpSpaToTpa();
}
if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_MOV_ETH_SRC_TO_DST.type())) {
return NiciraMoveTreatmentFactory.createNiciraMovEthSrcToDst();
}
if (type.equals(ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_MOV_IP_SRC_TO_DST.type())) {
return NiciraMoveTreatmentFactory.createNiciraMovIpSrcToDst();
}
throw new UnsupportedOperationException(
"Driver does not support extension type " + type.toString());
}
}