diff options
Diffstat (limited to 'framework/src/onos/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/L2ForwardServiceImpl.java')
| -rw-r--r-- | framework/src/onos/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/L2ForwardServiceImpl.java | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/framework/src/onos/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/L2ForwardServiceImpl.java b/framework/src/onos/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/L2ForwardServiceImpl.java new file mode 100644 index 00000000..3581cf6e --- /dev/null +++ b/framework/src/onos/apps/vtn/vtnmgr/src/main/java/org/onosproject/vtn/table/impl/L2ForwardServiceImpl.java @@ -0,0 +1,211 @@ +/* + * 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.vtn.table.impl; + +import static com.google.common.base.Preconditions.checkNotNull; +import static org.onosproject.net.flow.instructions.ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_TUNNEL_DST; +import static org.slf4j.LoggerFactory.getLogger; + +import org.onlab.osgi.DefaultServiceDirectory; +import org.onlab.osgi.ServiceDirectory; +import org.onlab.packet.Ip4Address; +import org.onlab.packet.IpAddress; +import org.onlab.packet.MacAddress; +import org.onosproject.core.ApplicationId; +import org.onosproject.core.DefaultGroupId; +import org.onosproject.net.DeviceId; +import org.onosproject.net.PortNumber; +import org.onosproject.net.behaviour.ExtensionTreatmentResolver; +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.TrafficSelector; +import org.onosproject.net.flow.TrafficTreatment; +import org.onosproject.net.flow.TrafficTreatment.Builder; +import org.onosproject.net.flow.criteria.Criteria; +import org.onosproject.net.flow.instructions.ExtensionTreatment; +import org.onosproject.net.flowobjective.DefaultForwardingObjective; +import org.onosproject.net.flowobjective.FlowObjectiveService; +import org.onosproject.net.flowobjective.ForwardingObjective; +import org.onosproject.net.flowobjective.ForwardingObjective.Flag; +import org.onosproject.net.flowobjective.Objective; +import org.onosproject.vtn.table.L2ForwardService; +import org.onosproject.vtnrsc.SegmentationId; +import org.slf4j.Logger; + +import com.google.common.collect.Sets; + +/** + * Provides implementation of L2ForwardService. + */ +public final class L2ForwardServiceImpl implements L2ForwardService { + private final Logger log = getLogger(getClass()); + + private static final int MAC_PRIORITY = 0xffff; + public static final Integer GROUP_ID = 1; + private final FlowObjectiveService flowObjectiveService; + private final ApplicationId appId; + private final DriverService driverService; + /** + * Constructor. + * + * @param appId the application id of vtn + */ + public L2ForwardServiceImpl(ApplicationId appId) { + this.appId = checkNotNull(appId, "ApplicationId can not be null"); + ServiceDirectory serviceDirectory = new DefaultServiceDirectory(); + this.flowObjectiveService = serviceDirectory.get(FlowObjectiveService.class); + this.driverService = serviceDirectory.get(DriverService.class); + } + + @Override + public void programLocalBcastRules(DeviceId deviceId, + SegmentationId segmentationId, + PortNumber inPort, + Iterable<PortNumber> localVmPorts, + Iterable<PortNumber> localTunnelPorts, + Objective.Operation type) { + if (localVmPorts == null || localTunnelPorts == null) { + log.info("No other host port and tunnel in the device"); + return; + } + Sets.newHashSet(localVmPorts).stream().forEach(lp -> { + TrafficSelector selector = DefaultTrafficSelector.builder() + .matchInPort(lp).matchEthDst(MacAddress.BROADCAST) + .add(Criteria.matchTunnelId(Long + .parseLong(segmentationId.toString()))) + .build(); + TrafficTreatment.Builder treatment = DefaultTrafficTreatment + .builder(); + boolean flag = false; + for (PortNumber outPort : localVmPorts) { + flag = true; + if (outPort != lp) { + treatment.setOutput(outPort); + } + } + if (type.equals(Objective.Operation.REMOVE) && inPort == lp) { + flag = false; + } + treatment.group(new DefaultGroupId(GROUP_ID)); + ForwardingObjective.Builder objective = DefaultForwardingObjective + .builder().withTreatment(treatment.build()) + .withSelector(selector).fromApp(appId).makePermanent() + .withFlag(Flag.SPECIFIC).withPriority(MAC_PRIORITY); + if (flag) { + flowObjectiveService.forward(deviceId, objective.add()); + } else { + flowObjectiveService.forward(deviceId, objective.remove()); + } + }); + } + + @Override + public void programTunnelBcastRules(DeviceId deviceId, + SegmentationId segmentationId, + Iterable<PortNumber> localVmPorts, + Iterable<PortNumber> localTunnelPorts, + Objective.Operation type) { + if (localVmPorts == null || localTunnelPorts == null) { + log.info("No other host port or tunnel ports in the device"); + return; + } + Sets.newHashSet(localTunnelPorts).stream().forEach(tp -> { + TrafficSelector selector = DefaultTrafficSelector.builder() + .matchInPort(tp) + .add(Criteria.matchTunnelId(Long + .parseLong(segmentationId.toString()))) + .matchEthDst(MacAddress.BROADCAST).build(); + TrafficTreatment.Builder treatment = DefaultTrafficTreatment + .builder(); + + for (PortNumber outPort : localVmPorts) { + treatment.setOutput(outPort); + } + + ForwardingObjective.Builder objective = DefaultForwardingObjective + .builder().withTreatment(treatment.build()) + .withSelector(selector).fromApp(appId).makePermanent() + .withFlag(Flag.SPECIFIC).withPriority(MAC_PRIORITY); + if (type.equals(Objective.Operation.ADD)) { + if (Sets.newHashSet(localVmPorts).size() == 0) { + flowObjectiveService.forward(deviceId, objective.remove()); + } else { + flowObjectiveService.forward(deviceId, objective.add()); + } + } else { + flowObjectiveService.forward(deviceId, objective.remove()); + } + }); + } + + @Override + public void programLocalOut(DeviceId deviceId, + SegmentationId segmentationId, + PortNumber outPort, MacAddress sourceMac, + Objective.Operation type) { + TrafficSelector selector = DefaultTrafficSelector.builder() + .matchTunnelId(Long.parseLong(segmentationId.toString())) + .matchEthDst(sourceMac).build(); + TrafficTreatment treatment = DefaultTrafficTreatment.builder() + .setOutput(outPort).build(); + ForwardingObjective.Builder objective = DefaultForwardingObjective + .builder().withTreatment(treatment).withSelector(selector) + .fromApp(appId).withFlag(Flag.SPECIFIC) + .withPriority(MAC_PRIORITY); + if (type.equals(Objective.Operation.ADD)) { + flowObjectiveService.forward(deviceId, objective.add()); + } else { + flowObjectiveService.forward(deviceId, objective.remove()); + } + + } + + @Override + public void programTunnelOut(DeviceId deviceId, + SegmentationId segmentationId, + PortNumber tunnelOutPort, MacAddress dstMac, + Objective.Operation type, IpAddress ipAddress) { + TrafficSelector selector = DefaultTrafficSelector.builder() + .matchEthDst(dstMac).add(Criteria.matchTunnelId(Long + .parseLong(segmentationId.toString()))) + .build(); + + DriverHandler handler = driverService.createHandler(deviceId); + ExtensionTreatmentResolver resolver = handler.behaviour(ExtensionTreatmentResolver.class); + ExtensionTreatment treatment = resolver.getExtensionInstruction(NICIRA_SET_TUNNEL_DST.type()); + try { + treatment.setPropertyValue("tunnelDst", Ip4Address.valueOf(ipAddress.toString())); + } catch (Exception e) { + log.error("Failed to get extension instruction to set tunnel dst {}", deviceId); + } + + Builder builder = DefaultTrafficTreatment.builder(); + builder.extension(treatment, deviceId) + .setOutput(tunnelOutPort).build(); + ForwardingObjective.Builder objective = DefaultForwardingObjective + .builder().withTreatment(builder.build()).withSelector(selector) + .fromApp(appId).withFlag(Flag.SPECIFIC) + .withPriority(MAC_PRIORITY); + if (type.equals(Objective.Operation.ADD)) { + flowObjectiveService.forward(deviceId, objective.add()); + } else { + flowObjectiveService.forward(deviceId, objective.remove()); + } + + } +} |