diff options
Diffstat (limited to 'framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/forwarder/impl/ServiceFunctionForwarderImpl.java')
| -rw-r--r-- | framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/forwarder/impl/ServiceFunctionForwarderImpl.java | 293 |
1 files changed, 0 insertions, 293 deletions
diff --git a/framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/forwarder/impl/ServiceFunctionForwarderImpl.java b/framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/forwarder/impl/ServiceFunctionForwarderImpl.java deleted file mode 100644 index 2846ee01..00000000 --- a/framework/src/onos/apps/vtn/sfcmgr/src/main/java/org/onosproject/sfc/forwarder/impl/ServiceFunctionForwarderImpl.java +++ /dev/null @@ -1,293 +0,0 @@ -/* - * 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.sfc.forwarder.impl; - -import static org.slf4j.LoggerFactory.getLogger; -import static org.onosproject.net.flow.criteria.ExtensionSelectorType.ExtensionSelectorTypes.NICIRA_MATCH_NSH_SPI; -import static com.google.common.base.Preconditions.checkNotNull; - -import java.util.List; -import java.util.ListIterator; - -import org.apache.felix.scr.annotations.Reference; -import org.apache.felix.scr.annotations.ReferenceCardinality; -import org.onlab.osgi.DefaultServiceDirectory; -import org.onlab.osgi.ServiceDirectory; -import org.onlab.packet.MacAddress; -import org.onlab.packet.VlanId; -import org.onosproject.core.ApplicationId; -import org.onosproject.net.behaviour.ExtensionSelectorResolver; -import org.onosproject.net.DeviceId; -import org.onosproject.net.NshServicePathId; -import org.onosproject.net.driver.DriverHandler; -import org.onosproject.net.driver.DriverService; -import org.onosproject.net.flow.DefaultTrafficSelector; -import org.onosproject.net.flow.DefaultTrafficTreatment; -import org.onosproject.net.flow.criteria.ExtensionSelector; -import org.onosproject.net.flow.TrafficSelector; -import org.onosproject.net.flow.TrafficTreatment; -import org.onosproject.net.flowobjective.DefaultForwardingObjective; -import org.onosproject.net.flowobjective.FlowObjectiveService; -import org.onosproject.net.flowobjective.ForwardingObjective; -import org.onosproject.net.flowobjective.Objective; -import org.onosproject.net.flowobjective.ForwardingObjective.Flag; -import org.onosproject.vtnrsc.VirtualPortId; -import org.onosproject.vtnrsc.service.VtnRscService; -import org.onosproject.vtnrsc.PortChain; -import org.onosproject.vtnrsc.PortPair; -import org.onosproject.vtnrsc.PortPairGroup; -import org.onosproject.vtnrsc.PortPairGroupId; -import org.onosproject.vtnrsc.PortPairId; -import org.onosproject.vtnrsc.virtualport.VirtualPortService; -import org.onosproject.vtnrsc.portpair.PortPairService; -import org.onosproject.vtnrsc.portpairgroup.PortPairGroupService; -import org.onosproject.vtnrsc.flowclassifier.FlowClassifierService; -import org.onosproject.vtnrsc.portchain.PortChainService; -import org.onosproject.sfc.forwarder.ServiceFunctionForwarderService; - -import org.slf4j.Logger; - -/** - * Provides Service Function Forwarder implementation. - */ -public class ServiceFunctionForwarderImpl implements ServiceFunctionForwarderService { - - @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) - protected DriverService driverService; - @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) - protected VirtualPortService virtualPortService; - @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) - protected VtnRscService vtnRscService; - @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) - protected PortPairService portPairService; - @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) - protected PortPairGroupService portPairGroupService; - @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) - protected FlowClassifierService flowClassifierService; - @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) - protected PortChainService portChainService; - - private final Logger log = getLogger(getClass()); - protected ApplicationId appId; - protected FlowObjectiveService flowObjectiveService; - - private static final String DRIVER_NAME = "onosfw"; - private static final String PORT_CHAIN_NOT_NULL = "Port-Chain cannot be null"; - private static final String PORT_CHAIN_ID_NOT_NULL = "Port-Chain-Id cannot be null"; - private static final String APP_ID_NOT_NULL = "Application-Id cannot be null"; - private static final int NULL = 0; - - /** - * Default constructor. - */ - public ServiceFunctionForwarderImpl() { - } - - /** - * Explicit constructor. - */ - public ServiceFunctionForwarderImpl(ApplicationId appId) { - this.appId = checkNotNull(appId, APP_ID_NOT_NULL); - ServiceDirectory serviceDirectory = new DefaultServiceDirectory(); - this.flowObjectiveService = serviceDirectory.get(FlowObjectiveService.class); - } - - @Override - public void installForwardingRule(PortChain portChain, NshServicePathId nshSPI) { - checkNotNull(portChain, PORT_CHAIN_NOT_NULL); - prepareServiceFunctionForwarder(portChain, nshSPI, Objective.Operation.ADD); - } - - @Override - public void unInstallForwardingRule(PortChain portChain, NshServicePathId nshSPI) { - checkNotNull(portChain, PORT_CHAIN_NOT_NULL); - prepareServiceFunctionForwarder(portChain, nshSPI, Objective.Operation.REMOVE); - } - - @Override - public void prepareServiceFunctionForwarder(PortChain portChain, NshServicePathId nshSPI, - Objective.Operation type) { - - // Go through the port pair group list - List<PortPairGroupId> portPairGrpList = portChain.portPairGroups(); - ListIterator<PortPairGroupId> listGrpIterator = portPairGrpList.listIterator(); - - // Get source port pair group - if (!listGrpIterator.hasNext()) { - return; - } - PortPairGroupId portPairGrpId = listGrpIterator.next(); - PortPairGroup currentPortPairGroup = portPairGroupService.getPortPairGroup(portPairGrpId); - - // Get destination port pair group - if (!listGrpIterator.hasNext()) { - return; - } - portPairGrpId = listGrpIterator.next(); - PortPairGroup nextPortPairGroup = portPairGroupService.getPortPairGroup(portPairGrpId); - - // push SFF to OVS - pushServiceFunctionForwarder(currentPortPairGroup, nextPortPairGroup, listGrpIterator, nshSPI, type); - } - - /** - * Push service-function-forwarder to OVS. - * - * @param currentPortPairGroup current port-pair-group - * @param nextPortPairGroup next port-pair-group - * @param listGrpIterator pointer to port-pair-group list - */ - public void pushServiceFunctionForwarder(PortPairGroup currentPortPairGroup, PortPairGroup nextPortPairGroup, - ListIterator<PortPairGroupId> listGrpIterator, NshServicePathId nshSPI, Objective.Operation type) { - MacAddress srcMacAddress = null; - MacAddress dstMacAddress = null; - DeviceId deviceId = null; - DeviceId currentDeviceId = null; - DeviceId nextDeviceId = null; - PortPairGroupId portPairGrpId = null; - - // Travel from SF to SF. - do { - // Get the required information on port pairs from source port pair - // group - List<PortPairId> portPairList = currentPortPairGroup.portPairs(); - ListIterator<PortPairId> portPLIterator = portPairList.listIterator(); - if (!portPLIterator.hasNext()) { - break; - } - - PortPairId portPairId = portPLIterator.next(); - PortPair portPair = portPairService.getPortPair(portPairId); - - currentDeviceId = vtnRscService.getSFToSFFMaping(VirtualPortId.portId(portPair.ingress())); - if (deviceId == null) { - deviceId = currentDeviceId; - } - srcMacAddress = virtualPortService.getPort(VirtualPortId.portId(portPair.ingress())).macAddress(); - dstMacAddress = virtualPortService.getPort(VirtualPortId.portId(portPair.egress())).macAddress(); - - // pack traffic selector - TrafficSelector.Builder selector = packTrafficSelector(deviceId, srcMacAddress, dstMacAddress, nshSPI); - - // Get the required information on port pairs from destination port - // pair group - portPairList = nextPortPairGroup.portPairs(); - portPLIterator = portPairList.listIterator(); - if (!portPLIterator.hasNext()) { - break; - } - - portPairId = portPLIterator.next(); - portPair = portPairService.getPortPair(portPairId); - - nextDeviceId = vtnRscService.getSFToSFFMaping(VirtualPortId.portId(portPair.ingress())); - - // pack traffic treatment - TrafficTreatment.Builder treatment = packTrafficTreatment(currentDeviceId, nextDeviceId, portPair); - - // Send SFF to OVS - sendServiceFunctionForwarder(selector, treatment, deviceId, type); - - // Replace source port pair group with destination port pair group - // for moving to next SFF processing. - currentPortPairGroup = nextPortPairGroup; - if (!listGrpIterator.hasNext()) { - break; - } - portPairGrpId = listGrpIterator.next(); - nextPortPairGroup = portPairGroupService.getPortPairGroup(portPairGrpId); - } while (true); - } - - /** - * Pack Traffic selector. - * - * @param deviceId device id - * @param srcMacAddress source mac-address - * @param dstMacAddress destination mac-address - * @param nshSPI nsh spi - * @return traffic treatment - */ - public TrafficSelector.Builder packTrafficSelector(DeviceId deviceId, MacAddress srcMacAddress, - MacAddress dstMacAddress, NshServicePathId nshSPI) { - TrafficSelector.Builder selector = DefaultTrafficSelector.builder(); - selector.matchEthSrc(srcMacAddress); - selector.matchEthDst(dstMacAddress); - - DriverHandler handler = driverService.createHandler(deviceId); - ExtensionSelectorResolver resolver = handler.behaviour(ExtensionSelectorResolver.class); - ExtensionSelector nspSpiSelector = resolver.getExtensionSelector(NICIRA_MATCH_NSH_SPI.type()); - - try { - nspSpiSelector.setPropertyValue("nshSpi", nshSPI); - } catch (Exception e) { - log.error("Failed to get extension instruction to set Nsh Spi Id {}", deviceId); - } - - selector.extension(nspSpiSelector, deviceId); - return selector; - } - - /** - * Pack Traffic treatment. - * - * @param currentDeviceId current device id - * @param nextDeviceId next device id - * @param portPair port-pair - * @return traffic treatment - */ - public TrafficTreatment.Builder packTrafficTreatment(DeviceId currentDeviceId, DeviceId nextDeviceId, - PortPair portPair) { - MacAddress srcMacAddress = null; - MacAddress dstMacAddress = null; - - // Check the treatment whether destination SF is on same OVS or in - // different OVS. - TrafficTreatment.Builder treatment = DefaultTrafficTreatment.builder(); - if (currentDeviceId.equals(nextDeviceId)) { - srcMacAddress = virtualPortService.getPort(VirtualPortId.portId(portPair.ingress())).macAddress(); - dstMacAddress = virtualPortService.getPort(VirtualPortId.portId(portPair.egress())).macAddress(); - treatment.setEthSrc(srcMacAddress); - treatment.setEthDst(dstMacAddress); - } else { - treatment.setVlanId(VlanId.vlanId(Short.parseShort((vtnRscService.getL3vni(portPair - .tenantId()).toString())))); - } - - return treatment; - } - - /** - * Send service function forwarder to OVS. - * - * @param selector traffic selector - * @param treatment traffic treatment - * @param deviceId device id - * @param type operation type - */ - public void sendServiceFunctionForwarder(TrafficSelector.Builder selector, TrafficTreatment.Builder treatment, - DeviceId deviceId, Objective.Operation type) { - ForwardingObjective.Builder objective = DefaultForwardingObjective.builder().withTreatment(treatment.build()) - .withSelector(selector.build()).fromApp(appId).makePermanent().withFlag(Flag.SPECIFIC); - if (type.equals(Objective.Operation.ADD)) { - log.debug("ADD"); - flowObjectiveService.forward(deviceId, objective.add()); - } else { - log.debug("REMOVE"); - flowObjectiveService.forward(deviceId, objective.remove()); - } - } -} |