/* * 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.manager.impl; import static org.onosproject.net.flow.instructions.ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_TUNNEL_DST; import static org.slf4j.LoggerFactory.getLogger; import java.util.Collection; import java.util.HashMap; import java.util.HashSet; import java.util.Iterator; import java.util.List; import java.util.Map; import java.util.Set; import org.apache.felix.scr.annotations.Activate; import org.apache.felix.scr.annotations.Component; import org.apache.felix.scr.annotations.Deactivate; import org.apache.felix.scr.annotations.Reference; import org.apache.felix.scr.annotations.ReferenceCardinality; import org.apache.felix.scr.annotations.Service; import org.onlab.packet.Ip4Address; import org.onlab.packet.IpAddress; import org.onlab.packet.MacAddress; import org.onlab.util.KryoNamespace; import org.onosproject.core.ApplicationId; import org.onosproject.core.CoreService; import org.onosproject.mastership.MastershipService; import org.onosproject.net.Device; import org.onosproject.net.DeviceId; import org.onosproject.net.Host; import org.onosproject.net.Port; import org.onosproject.net.PortNumber; import org.onosproject.net.behaviour.BridgeConfig; import org.onosproject.net.behaviour.BridgeDescription; import org.onosproject.net.behaviour.ExtensionTreatmentResolver; import org.onosproject.net.config.NetworkConfigService; import org.onosproject.net.config.basics.BasicDeviceConfig; import org.onosproject.net.device.DeviceEvent; import org.onosproject.net.device.DeviceListener; import org.onosproject.net.device.DeviceService; import org.onosproject.net.driver.DriverHandler; import org.onosproject.net.driver.DriverService; import org.onosproject.net.flow.DefaultTrafficTreatment; import org.onosproject.net.flow.TrafficTreatment.Builder; import org.onosproject.net.flow.instructions.ExtensionTreatment; import org.onosproject.net.flowobjective.Objective; import org.onosproject.net.group.DefaultGroupBucket; import org.onosproject.net.group.DefaultGroupDescription; import org.onosproject.net.group.DefaultGroupKey; import org.onosproject.net.group.GroupBucket; import org.onosproject.net.group.GroupBuckets; import org.onosproject.net.group.GroupDescription; import org.onosproject.net.group.GroupKey; import org.onosproject.net.group.GroupService; import org.onosproject.net.host.HostEvent; import org.onosproject.net.host.HostListener; import org.onosproject.net.host.HostService; import org.onosproject.store.serializers.KryoNamespaces; import org.onosproject.store.service.EventuallyConsistentMap; import org.onosproject.store.service.LogicalClockService; import org.onosproject.store.service.StorageService; import org.onosproject.vtn.manager.VTNService; import org.onosproject.vtn.table.ClassifierService; import org.onosproject.vtn.table.L2ForwardService; import org.onosproject.vtn.table.impl.ClassifierServiceImpl; import org.onosproject.vtn.table.impl.L2ForwardServiceImpl; import org.onosproject.vtn.util.DataPathIdGenerator; import org.onosproject.vtn.util.VtnConfig; import org.onosproject.vtn.util.VtnData; import org.onosproject.vtnrsc.AllowedAddressPair; import org.onosproject.vtnrsc.BindingHostId; import org.onosproject.vtnrsc.DefaultVirtualPort; import org.onosproject.vtnrsc.FixedIp; import org.onosproject.vtnrsc.SecurityGroup; import org.onosproject.vtnrsc.SegmentationId; import org.onosproject.vtnrsc.SubnetId; import org.onosproject.vtnrsc.TenantId; import org.onosproject.vtnrsc.TenantNetwork; import org.onosproject.vtnrsc.TenantNetworkId; import org.onosproject.vtnrsc.VirtualPort; import org.onosproject.vtnrsc.VirtualPortId; import org.onosproject.vtnrsc.tenantnetwork.TenantNetworkService; import org.onosproject.vtnrsc.virtualport.VirtualPortService; import org.slf4j.Logger; import com.google.common.collect.Lists; import com.google.common.collect.Sets; /** * Provides implementation of VTNService. */ @Component(immediate = true) @Service public class VTNManager implements VTNService { private final Logger log = getLogger(getClass()); private static final String APP_ID = "org.onosproject.app.vtn"; @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) protected NetworkConfigService configService; @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) protected DeviceService deviceService; @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) protected HostService hostService; @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) protected CoreService coreService; @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) protected StorageService storageService; @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) protected TenantNetworkService tenantNetworkService; @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) protected VirtualPortService virtualPortService; @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) protected DriverService driverService; @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) protected LogicalClockService clockService; @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) protected MastershipService mastershipService; @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) protected GroupService groupService; private ApplicationId appId; private ClassifierService classifierService; private L2ForwardService l2ForwardService; private final HostListener hostListener = new InnerHostListener(); private final DeviceListener deviceListener = new InnerDeviceListener(); private static final String IFACEID = "ifaceid"; private static final String CONTROLLER_IP_KEY = "ipaddress"; public static final String DRIVER_NAME = "onosfw"; private static final String EX_PORT_NAME = "eth0"; private static final String VIRTUALPORT = "vtn-virtual-port"; private static final String SWITCHES_OF_CONTROLLER = "switchesOfController"; private static final String SWITCH_OF_LOCAL_HOST_PORTS = "switchOfLocalHostPorts"; private static final String DEFAULT_IP = "0.0.0.0"; private EventuallyConsistentMap vPortStore; private EventuallyConsistentMap switchesOfController; private EventuallyConsistentMap switchOfLocalHostPorts; @Activate public void activate() { appId = coreService.registerApplication(APP_ID); classifierService = new ClassifierServiceImpl(appId); l2ForwardService = new L2ForwardServiceImpl(appId); deviceService.addListener(deviceListener); hostService.addListener(hostListener); KryoNamespace.Builder serializer = KryoNamespace.newBuilder() .register(KryoNamespaces.API) .register(NetworkOfLocalHostPorts.class) .register(TenantNetworkId.class) .register(Host.class) .register(TenantNetwork.class) .register(TenantId.class) .register(SubnetId.class) .register(VirtualPortId.class) .register(VirtualPort.State.class) .register(AllowedAddressPair.class) .register(FixedIp.class) .register(BindingHostId.class) .register(SecurityGroup.class) .register(IpAddress.class) .register(DefaultVirtualPort.class); vPortStore = storageService .eventuallyConsistentMapBuilder() .withName(VIRTUALPORT).withSerializer(serializer) .withTimestampProvider((k, v) -> clockService.getTimestamp()) .build(); switchesOfController = storageService .eventuallyConsistentMapBuilder() .withName(SWITCHES_OF_CONTROLLER).withSerializer(serializer) .withTimestampProvider((k, v) -> clockService.getTimestamp()) .build(); switchOfLocalHostPorts = storageService .eventuallyConsistentMapBuilder() .withName(SWITCH_OF_LOCAL_HOST_PORTS).withSerializer(serializer) .withTimestampProvider((k, v) -> clockService.getTimestamp()) .build(); log.info("Started"); } @Deactivate public void deactivate() { deviceService.removeListener(deviceListener); hostService.removeListener(hostListener); log.info("Stopped"); } @Override public void onControllerDetected(Device controllerDevice) { if (controllerDevice == null) { log.error("The controller device is null"); return; } String localIpAddress = controllerDevice.annotations() .value(CONTROLLER_IP_KEY); IpAddress localIp = IpAddress.valueOf(localIpAddress); DeviceId controllerDeviceId = controllerDevice.id(); DriverHandler handler = driverService.createHandler(controllerDeviceId); if (mastershipService.isLocalMaster(controllerDeviceId)) { // Get DataPathIdGenerator String ipaddress = controllerDevice.annotations().value("ipaddress"); DataPathIdGenerator dpidGenerator = DataPathIdGenerator.builder() .addIpAddress(ipaddress).build(); DeviceId deviceId = dpidGenerator.getDeviceId(); String dpid = dpidGenerator.getDpId(); // Inject pipeline driver name BasicDeviceConfig config = configService.addConfig(deviceId, BasicDeviceConfig.class); config.driver(DRIVER_NAME); configService.applyConfig(deviceId, BasicDeviceConfig.class, config.node()); // Add Bridge VtnConfig.applyBridgeConfig(handler, dpid, EX_PORT_NAME); log.info("A new ovs is created in node {}", localIp.toString()); switchesOfController.put(localIp, true); } // Create tunnel in br-int on all controllers programTunnelConfig(controllerDeviceId, localIp, handler); } @Override public void onControllerVanished(Device controllerDevice) { if (controllerDevice == null) { log.error("The device is null"); return; } String dstIp = controllerDevice.annotations().value(CONTROLLER_IP_KEY); IpAddress dstIpAddress = IpAddress.valueOf(dstIp); DeviceId controllerDeviceId = controllerDevice.id(); if (mastershipService.isLocalMaster(controllerDeviceId)) { switchesOfController.remove(dstIpAddress); } // remove tunnel in br-int on other controllers programTunnelConfig(controllerDeviceId, dstIpAddress, null); } @Override public void onOvsDetected(Device device) { // Create tunnel out flow rules applyTunnelOut(device, Objective.Operation.ADD); } @Override public void onOvsVanished(Device device) { // Remove Tunnel out flow rules applyTunnelOut(device, Objective.Operation.REMOVE); } @Override public void onHostDetected(Host host) { // apply L2 openflow rules applyHostMonitoredL2Rules(host, Objective.Operation.ADD); } @Override public void onHostVanished(Host host) { // apply L2 openflow rules applyHostMonitoredL2Rules(host, Objective.Operation.REMOVE); } private void programTunnelConfig(DeviceId localDeviceId, IpAddress localIp, DriverHandler localHandler) { if (mastershipService.isLocalMaster(localDeviceId)) { VtnConfig.applyTunnelConfig(localHandler, localIp, IpAddress.valueOf(DEFAULT_IP)); log.info("Add tunnel on {}", localIp); } } private void applyTunnelOut(Device device, Objective.Operation type) { if (device == null) { log.error("The device is null"); return; } if (!mastershipService.isLocalMaster(device.id())) { return; } String controllerIp = VtnData.getControllerIpOfSwitch(device); if (controllerIp == null) { log.error("Can't find controller of device: {}", device.id().toString()); return; } IpAddress ipAddress = IpAddress.valueOf(controllerIp); if (!switchesOfController.containsKey(ipAddress)) { log.error("Can't find controller of device: {}", device.id().toString()); return; } if (type == Objective.Operation.ADD) { switchOfLocalHostPorts.put(device.id(), new NetworkOfLocalHostPorts()); } else if (type == Objective.Operation.REMOVE) { switchOfLocalHostPorts.remove(device.id()); } Iterable devices = deviceService.getAvailableDevices(); DeviceId localControllerId = VtnData.getControllerId(device, devices); DriverHandler handler = driverService.createHandler(localControllerId); Set ports = VtnConfig.getPortNumbers(handler); Iterable allHosts = hostService.getHosts(); String tunnelName = "vxlan-" + DEFAULT_IP; if (allHosts != null) { Sets.newHashSet(allHosts).stream().forEach(host -> { MacAddress hostMac = host.mac(); String ifaceId = host.annotations().value(IFACEID); if (ifaceId == null) { log.error("The ifaceId of Host is null"); return; } VirtualPortId virtualPortId = VirtualPortId.portId(ifaceId); VirtualPort virtualPort = virtualPortService .getPort(virtualPortId); TenantNetwork network = tenantNetworkService .getNetwork(virtualPort.networkId()); SegmentationId segmentationId = network.segmentationId(); DeviceId remoteDeviceId = host.location().deviceId(); Device remoteDevice = deviceService.getDevice(remoteDeviceId); String remoteControllerIp = VtnData .getControllerIpOfSwitch(remoteDevice); if (remoteControllerIp == null) { log.error("Can't find remote controller of device: {}", remoteDeviceId.toString()); return; } IpAddress remoteIpAddress = IpAddress .valueOf(remoteControllerIp); ports.stream() .filter(p -> p.name().equalsIgnoreCase(tunnelName)) .forEach(p -> { l2ForwardService .programTunnelOut(device.id(), segmentationId, p, hostMac, type, remoteIpAddress); }); }); } } private void applyHostMonitoredL2Rules(Host host, Objective.Operation type) { DeviceId deviceId = host.location().deviceId(); if (!mastershipService.isLocalMaster(deviceId)) { return; } String ifaceId = host.annotations().value(IFACEID); if (ifaceId == null) { log.error("The ifaceId of Host is null"); return; } VirtualPortId virtualPortId = VirtualPortId.portId(ifaceId); VirtualPort virtualPort = virtualPortService.getPort(virtualPortId); if (virtualPort == null) { virtualPort = vPortStore.get(virtualPortId); } Iterable devices = deviceService.getAvailableDevices(); PortNumber inPort = host.location().port(); MacAddress mac = host.mac(); Device device = deviceService.getDevice(deviceId); String controllerIp = VtnData.getControllerIpOfSwitch(device); IpAddress ipAddress = IpAddress.valueOf(controllerIp); TenantNetwork network = tenantNetworkService.getNetwork(virtualPort.networkId()); if (network == null) { log.error("Can't find network of the host"); return; } SegmentationId segmentationId = network.segmentationId(); // Get all the tunnel PortNumber in the current node Iterable ports = deviceService.getPorts(deviceId); Collection localTunnelPorts = VtnData.getLocalTunnelPorts(ports); // Get all the local vm's PortNumber in the current node Map> localHostPorts = switchOfLocalHostPorts .get(deviceId).getNetworkOfLocalHostPorts(); Set networkOflocalHostPorts = localHostPorts.get(network.id()); for (PortNumber p : localTunnelPorts) { programGroupTable(deviceId, appId, p, devices, type); } if (type == Objective.Operation.ADD) { vPortStore.put(virtualPortId, virtualPort); if (networkOflocalHostPorts == null) { networkOflocalHostPorts = new HashSet(); localHostPorts.putIfAbsent(network.id(), networkOflocalHostPorts); } networkOflocalHostPorts.add(inPort); l2ForwardService.programLocalBcastRules(deviceId, segmentationId, inPort, networkOflocalHostPorts, localTunnelPorts, type); classifierService.programTunnelIn(deviceId, segmentationId, localTunnelPorts, type); } else if (type == Objective.Operation.REMOVE) { vPortStore.remove(virtualPortId); if (networkOflocalHostPorts != null) { l2ForwardService.programLocalBcastRules(deviceId, segmentationId, inPort, networkOflocalHostPorts, localTunnelPorts, type); networkOflocalHostPorts.remove(inPort); if (networkOflocalHostPorts.isEmpty()) { classifierService.programTunnelIn(deviceId, segmentationId, localTunnelPorts, type); switchOfLocalHostPorts.get(deviceId).getNetworkOfLocalHostPorts() .remove(virtualPort.networkId()); } } } l2ForwardService.programLocalOut(deviceId, segmentationId, inPort, mac, type); l2ForwardService.programTunnelBcastRules(deviceId, segmentationId, networkOflocalHostPorts, localTunnelPorts, type); programTunnelOuts(devices, ipAddress, segmentationId, mac, type); classifierService.programLocalIn(deviceId, segmentationId, inPort, mac, appId, type); } private void programTunnelOuts(Iterable devices, IpAddress ipAddress, SegmentationId segmentationId, MacAddress dstMac, Objective.Operation type) { String tunnelName = "vxlan-" + DEFAULT_IP; Sets.newHashSet(devices).stream() .filter(d -> d.type() == Device.Type.CONTROLLER) .filter(d -> !("ovsdb:" + ipAddress).equals(d.id().toString())) .forEach(d -> { DriverHandler handler = driverService.createHandler(d.id()); BridgeConfig bridgeConfig = handler .behaviour(BridgeConfig.class); Collection bridgeDescriptions = bridgeConfig .getBridges(); Set ports = bridgeConfig.getPortNumbers(); Iterator it = bridgeDescriptions .iterator(); if (it.hasNext()) { BridgeDescription sw = it.next(); ports.stream() .filter(p -> p.name() .equalsIgnoreCase(tunnelName)) .forEach(p -> { l2ForwardService.programTunnelOut(sw.deviceId(), segmentationId, p, dstMac, type, ipAddress); }); } }); } private class InnerDeviceListener implements DeviceListener { @Override public void event(DeviceEvent event) { Device device = event.subject(); if (Device.Type.CONTROLLER == device.type()) { if (DeviceEvent.Type.DEVICE_ADDED == event.type()) { onControllerDetected(device); } if (DeviceEvent.Type.DEVICE_AVAILABILITY_CHANGED == event.type()) { if (deviceService.isAvailable(device.id())) { onControllerDetected(device); } else { onControllerVanished(device); } } } else if (Device.Type.SWITCH == device.type()) { if (DeviceEvent.Type.DEVICE_ADDED == event.type()) { onOvsDetected(device); } if (DeviceEvent.Type.DEVICE_AVAILABILITY_CHANGED == event.type()) { if (deviceService.isAvailable(device.id())) { onOvsDetected(device); } else { onOvsVanished(device); } } } else { log.info("Do nothing for this device type"); } } } private class InnerHostListener implements HostListener { @Override public void event(HostEvent event) { Host host = event.subject(); if (HostEvent.Type.HOST_ADDED == event.type()) { onHostDetected(host); } else if (HostEvent.Type.HOST_REMOVED == event.type()) { onHostVanished(host); } else if (HostEvent.Type.HOST_UPDATED == event.type()) { onHostVanished(host); onHostDetected(host); } } } // Local Host Ports of Network. private class NetworkOfLocalHostPorts { private final Map> networkOfLocalHostPorts = new HashMap>(); public Map> getNetworkOfLocalHostPorts() { return networkOfLocalHostPorts; } } private void programGroupTable(DeviceId deviceId, ApplicationId appid, PortNumber portNumber, Iterable devices, Objective.Operation type) { if (type.equals(Objective.Operation.REMOVE)) { return; } List buckets = Lists.newArrayList(); Sets.newHashSet(devices) .stream() .filter(d -> d.type() == Device.Type.CONTROLLER) .filter(d -> !deviceId.equals(d.id())) .forEach(d -> { String ipAddress = d.annotations() .value(CONTROLLER_IP_KEY); Ip4Address dst = Ip4Address.valueOf(ipAddress); Builder builder = DefaultTrafficTreatment.builder(); DriverHandler handler = driverService.createHandler(deviceId); ExtensionTreatmentResolver resolver = handler.behaviour(ExtensionTreatmentResolver.class); ExtensionTreatment treatment = resolver.getExtensionInstruction(NICIRA_SET_TUNNEL_DST.type()); try { treatment.setPropertyValue("tunnelDst", dst); } catch (Exception e) { log.error("Failed to get extension instruction to set tunnel dst {}", deviceId); } builder.extension(treatment, deviceId); builder.setOutput(portNumber); GroupBucket bucket = DefaultGroupBucket .createAllGroupBucket(builder.build()); buckets.add(bucket); }); final GroupKey key = new DefaultGroupKey(APP_ID.getBytes()); GroupDescription groupDescription = new DefaultGroupDescription(deviceId, GroupDescription.Type.ALL, new GroupBuckets(buckets), key, L2ForwardServiceImpl.GROUP_ID, appid); groupService.addGroup(groupDescription); } }