| /* |
| * Copyright 2015-present 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.optical.testapp; |
| |
| import org.apache.felix.scr.annotations.Activate; |
| import org.apache.felix.scr.annotations.Deactivate; |
| import org.apache.felix.scr.annotations.Reference; |
| import org.apache.felix.scr.annotations.ReferenceCardinality; |
| import org.onlab.packet.Ethernet; |
| import org.onlab.packet.MplsLabel; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.core.CoreService; |
| import org.onosproject.net.Device; |
| import org.onosproject.net.DeviceId; |
| import org.onosproject.net.PortNumber; |
| import org.onosproject.net.device.DeviceEvent; |
| import org.onosproject.net.device.DeviceListener; |
| import org.onosproject.net.device.DeviceService; |
| import org.onosproject.net.flow.DefaultFlowRule; |
| import org.onosproject.net.flow.DefaultTrafficSelector; |
| import org.onosproject.net.flow.DefaultTrafficTreatment; |
| import org.onosproject.net.flow.FlowRule; |
| import org.onosproject.net.flow.FlowRuleService; |
| import org.onosproject.net.flow.TrafficSelector; |
| import org.onosproject.net.flow.TrafficTreatment; |
| import org.slf4j.Logger; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| /** |
| * Sample reactive forwarding application. |
| */ |
| //@Component(immediate = true) |
| public class MplsForwarding { |
| |
| private final Logger log = getLogger(getClass()); |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected FlowRuleService flowRuleService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected CoreService coreService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected DeviceService deviceService; |
| |
| private ApplicationId appId; |
| |
| private final InternalDeviceListener listener = new InternalDeviceListener(); |
| |
| private final Map<DeviceId, Integer> uglyMap = new HashMap<>(); |
| |
| @Activate |
| public void activate() { |
| appId = coreService.registerApplication("org.onosproject.mplsfwd"); |
| |
| uglyMap.put(DeviceId.deviceId("of:0000000000000001"), 1); |
| uglyMap.put(DeviceId.deviceId("of:0000000000000002"), 2); |
| uglyMap.put(DeviceId.deviceId("of:0000000000000003"), 3); |
| |
| deviceService.addListener(listener); |
| |
| for (Device d : deviceService.getDevices()) { |
| pushRules(d); |
| } |
| |
| |
| log.info("Started with Application ID {}", appId.id()); |
| } |
| |
| @Deactivate |
| public void deactivate() { |
| flowRuleService.removeFlowRulesById(appId); |
| |
| log.info("Stopped"); |
| } |
| |
| |
| private void pushRules(Device device) { |
| |
| TrafficSelector.Builder sbuilder = DefaultTrafficSelector.builder(); |
| TrafficTreatment.Builder tbuilder = DefaultTrafficTreatment.builder(); |
| int inport = 1; |
| int outport = 2; |
| MplsLabel mplsLabel = MplsLabel.mplsLabel(101); |
| Integer switchNumber = uglyMap.get(device.id()); |
| if (switchNumber == null) { |
| return; |
| } |
| |
| switch (switchNumber) { |
| case 1: |
| sbuilder.matchInPort(PortNumber.portNumber(inport)); |
| tbuilder.setOutput(PortNumber.portNumber(outport)) |
| .pushMpls() |
| .setMpls(mplsLabel); |
| break; |
| case 2: |
| sbuilder.matchMplsLabel(mplsLabel) |
| .matchEthType(Ethernet.MPLS_UNICAST) |
| .matchInPort(PortNumber.portNumber(inport)); |
| tbuilder.setOutput(PortNumber.portNumber(outport)); |
| break; |
| case 3: |
| sbuilder.matchMplsLabel(mplsLabel) |
| .matchEthType(Ethernet.MPLS_UNICAST) |
| .matchInPort(PortNumber.portNumber(inport)); |
| tbuilder.popMpls().setOutput(PortNumber.portNumber(outport)); |
| break; |
| default: |
| } |
| |
| TrafficTreatment treatement = tbuilder.build(); |
| TrafficSelector selector = sbuilder.build(); |
| |
| FlowRule f = DefaultFlowRule.builder() |
| .forDevice(device.id()) |
| .withSelector(selector) |
| .withTreatment(treatement) |
| .withPriority(100) |
| .fromApp(appId) |
| .makeTemporary(600) |
| .build(); |
| |
| flowRuleService.applyFlowRules(f); |
| } |
| |
| |
| public class InternalDeviceListener implements DeviceListener { |
| |
| @Override |
| public void event(DeviceEvent event) { |
| switch (event.type()) { |
| case DEVICE_ADDED: |
| pushRules(event.subject()); |
| break; |
| case DEVICE_AVAILABILITY_CHANGED: |
| break; |
| case DEVICE_REMOVED: |
| break; |
| case DEVICE_SUSPENDED: |
| break; |
| case DEVICE_UPDATED: |
| break; |
| case PORT_ADDED: |
| break; |
| case PORT_REMOVED: |
| break; |
| case PORT_UPDATED: |
| break; |
| default: |
| break; |
| |
| } |
| |
| } |
| |
| } |
| |
| |
| } |
| |
| |