| /* |
| * Copyright 2016-present Open Networking Foundation |
| * |
| * 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.opencord.olt.impl; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| import static com.google.common.base.Strings.isNullOrEmpty; |
| import static java.util.concurrent.Executors.newSingleThreadScheduledExecutor; |
| import static org.onlab.util.Tools.get; |
| import static org.onlab.util.Tools.groupedThreads; |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| import java.util.AbstractMap; |
| import java.util.Arrays; |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Dictionary; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Optional; |
| import java.util.Properties; |
| import java.util.concurrent.CompletableFuture; |
| import java.util.concurrent.ExecutorService; |
| import java.util.concurrent.Executors; |
| |
| 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.Modified; |
| import org.apache.felix.scr.annotations.Property; |
| 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.EthType; |
| import org.onlab.packet.IPv4; |
| import org.onlab.packet.IPv6; |
| import org.onlab.packet.TpPort; |
| import org.onlab.packet.VlanId; |
| import org.onlab.util.Tools; |
| import org.onosproject.cfg.ComponentConfigService; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.core.CoreService; |
| import org.onosproject.event.AbstractListenerManager; |
| import org.onosproject.mastership.MastershipService; |
| import org.onosproject.net.AnnotationKeys; |
| import org.onosproject.net.ConnectPoint; |
| import org.onosproject.net.Device; |
| import org.onosproject.net.DeviceId; |
| import org.onosproject.net.Port; |
| 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.DefaultTrafficSelector; |
| import org.onosproject.net.flow.DefaultTrafficTreatment; |
| import org.onosproject.net.flow.TrafficSelector; |
| import org.onosproject.net.flow.TrafficTreatment; |
| import org.onosproject.net.flow.criteria.Criteria; |
| import org.onosproject.net.flowobjective.DefaultFilteringObjective; |
| import org.onosproject.net.flowobjective.DefaultForwardingObjective; |
| import org.onosproject.net.flowobjective.FilteringObjective; |
| import org.onosproject.net.flowobjective.FlowObjectiveService; |
| import org.onosproject.net.flowobjective.ForwardingObjective; |
| import org.onosproject.net.flowobjective.Objective; |
| import org.onosproject.net.flowobjective.ObjectiveContext; |
| import org.onosproject.net.flowobjective.ObjectiveError; |
| import org.onosproject.store.serializers.KryoNamespaces; |
| import org.onosproject.store.service.ConsistentMultimap; |
| import org.onosproject.store.service.Serializer; |
| import org.onosproject.store.service.StorageService; |
| import org.opencord.olt.AccessDeviceEvent; |
| import org.opencord.olt.AccessDeviceListener; |
| import org.opencord.olt.AccessDeviceService; |
| import org.opencord.olt.AccessSubscriberId; |
| import org.opencord.sadis.SubscriberAndDeviceInformation; |
| import org.opencord.sadis.SubscriberAndDeviceInformationService; |
| import org.osgi.service.component.ComponentContext; |
| import org.slf4j.Logger; |
| |
| |
| import com.google.common.collect.ImmutableMap; |
| import com.google.common.collect.Maps; |
| |
| /** |
| * Provisions rules on access devices. |
| */ |
| @Service |
| @Component(immediate = true) |
| public class Olt |
| extends AbstractListenerManager<AccessDeviceEvent, AccessDeviceListener> |
| implements AccessDeviceService { |
| private static final String APP_NAME = "org.opencord.olt"; |
| |
| private static final short DEFAULT_VLAN = 0; |
| private static final String ADDITIONAL_VLANS = "additional-vlans"; |
| |
| private final Logger log = getLogger(getClass()); |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected FlowObjectiveService flowObjectiveService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected MastershipService mastershipService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected DeviceService deviceService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected CoreService coreService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected ComponentConfigService componentConfigService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected SubscriberAndDeviceInformationService subsService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected StorageService storageService; |
| |
| @Property(name = "defaultVlan", intValue = DEFAULT_VLAN, |
| label = "Default VLAN RG<->ONU traffic") |
| private int defaultVlan = DEFAULT_VLAN; |
| |
| @Property(name = "enableDhcpOnProvisioning", boolValue = true, |
| label = "Create the DHCP Flow rules when a subscriber is provisioned") |
| protected boolean enableDhcpOnProvisioning = false; |
| |
| @Property(name = "enableDhcpV4", boolValue = true, |
| label = "Enable flows for DHCP v4") |
| protected boolean enableDhcpV4 = true; |
| |
| @Property(name = "enableDhcpV6", boolValue = true, |
| label = "Enable flows for DHCP v6") |
| protected boolean enableDhcpV6 = false; |
| |
| @Property(name = "enableIgmpOnProvisioning", boolValue = false, |
| label = "Create IGMP Flow rules when a subscriber is provisioned") |
| protected boolean enableIgmpOnProvisioning = false; |
| |
| private final DeviceListener deviceListener = new InternalDeviceListener(); |
| |
| private ApplicationId appId; |
| |
| private ExecutorService oltInstallers = Executors |
| .newFixedThreadPool(4, groupedThreads("onos/olt-service", |
| "olt-installer-%d")); |
| |
| private ConsistentMultimap<ConnectPoint, Map.Entry<VlanId, VlanId>> additionalVlans; |
| |
| protected ExecutorService eventExecutor; |
| |
| private Map<ConnectPoint, SubscriberAndDeviceInformation> programmedSubs; |
| |
| @Activate |
| public void activate(ComponentContext context) { |
| eventExecutor = newSingleThreadScheduledExecutor(groupedThreads("onos/olt", "events-%d", log)); |
| modified(context); |
| appId = coreService.registerApplication(APP_NAME); |
| componentConfigService.registerProperties(getClass()); |
| programmedSubs = Maps.newConcurrentMap(); |
| |
| eventDispatcher.addSink(AccessDeviceEvent.class, listenerRegistry); |
| |
| // look for all provisioned devices in Sadis and create EAPOL flows for the |
| // UNI ports |
| Iterable<Device> devices = deviceService.getDevices(); |
| for (Device d : devices) { |
| checkAndCreateDeviceFlows(d); |
| } |
| |
| additionalVlans = storageService.<ConnectPoint, Map.Entry<VlanId, VlanId>>consistentMultimapBuilder() |
| .withName(ADDITIONAL_VLANS) |
| .withSerializer(Serializer.using(Arrays.asList(KryoNamespaces.API), |
| AbstractMap.SimpleEntry.class)) |
| .build(); |
| |
| deviceService.addListener(deviceListener); |
| |
| log.info("Started with Application ID {}", appId.id()); |
| } |
| |
| @Deactivate |
| public void deactivate() { |
| componentConfigService.unregisterProperties(getClass(), false); |
| deviceService.removeListener(deviceListener); |
| eventDispatcher.removeSink(AccessDeviceEvent.class); |
| log.info("Stopped"); |
| } |
| |
| @Modified |
| public void modified(ComponentContext context) { |
| Dictionary<?, ?> properties = context != null ? context.getProperties() : new Properties(); |
| |
| try { |
| String s = get(properties, "defaultVlan"); |
| defaultVlan = isNullOrEmpty(s) ? DEFAULT_VLAN : Integer.parseInt(s.trim()); |
| |
| Boolean o = Tools.isPropertyEnabled(properties, "enableDhcpOnProvisioning"); |
| if (o != null) { |
| enableDhcpOnProvisioning = o; |
| } |
| |
| Boolean v4 = Tools.isPropertyEnabled(properties, "enableDhcpV4"); |
| if (v4 != null) { |
| enableDhcpV4 = v4; |
| } |
| |
| Boolean v6 = Tools.isPropertyEnabled(properties, "enableDhcpV6"); |
| if (v6 != null) { |
| enableDhcpV6 = v6; |
| } |
| |
| Boolean p = Tools.isPropertyEnabled(properties, "enableIgmpOnProvisioning"); |
| if (p != null) { |
| enableIgmpOnProvisioning = p; |
| } |
| |
| log.info("DHCP Settings [enableDhcpOnProvisioning: {}, enableDhcpV4: {}, enableDhcpV6: {}]", |
| enableDhcpOnProvisioning, enableDhcpV4, enableDhcpV6); |
| |
| } catch (Exception e) { |
| defaultVlan = DEFAULT_VLAN; |
| } |
| } |
| |
| @Override |
| public boolean provisionSubscriber(ConnectPoint port) { |
| checkNotNull(deviceService.getPort(port.deviceId(), port.port()), |
| "Invalid connect point"); |
| // Find the subscriber on this connect point |
| SubscriberAndDeviceInformation sub = getSubscriber(port); |
| if (sub == null) { |
| log.warn("No subscriber found for {}", port); |
| return false; |
| } |
| |
| // Get the uplink port |
| Port uplinkPort = getUplinkPort(deviceService.getDevice(port.deviceId())); |
| if (uplinkPort == null) { |
| log.warn("No uplink port found for OLT device {}", port.deviceId()); |
| return false; |
| } |
| |
| if (enableDhcpOnProvisioning) { |
| processDhcpFilteringObjectives(port.deviceId(), port.port(), true, |
| true); |
| } |
| log.info("Programming vlans for subscriber: {}", sub); |
| Optional<VlanId> defaultVlan = Optional.empty(); |
| provisionVlans(port.deviceId(), uplinkPort.number(), port.port(), |
| sub.cTag(), sub.sTag(), defaultVlan); |
| |
| if (enableIgmpOnProvisioning) { |
| processIgmpFilteringObjectives(port.deviceId(), port.port(), true); |
| } |
| // cache subscriber info |
| programmedSubs.put(port, sub); |
| return true; |
| } |
| |
| @Override |
| public boolean removeSubscriber(ConnectPoint port) { |
| // Get the subscriber connected to this port from the local cache |
| // as if we don't know about the subscriber there's no need to remove it |
| SubscriberAndDeviceInformation subscriber = programmedSubs.get(port); |
| if (subscriber == null) { |
| log.warn("Subscriber on port {} was not previously programmed, no need to remove it", port); |
| return true; |
| } |
| |
| // Get the uplink port |
| Port uplinkPort = getUplinkPort(deviceService.getDevice(port.deviceId())); |
| if (uplinkPort == null) { |
| log.warn("No uplink port found for OLT device {}", port.deviceId()); |
| return false; |
| } |
| |
| if (enableDhcpOnProvisioning) { |
| processDhcpFilteringObjectives(port.deviceId(), port.port(), false, |
| true); |
| } |
| |
| log.info("Removing programmed vlans for subscriber: {}", subscriber); |
| Optional<VlanId> defaultVlan = Optional.empty(); |
| unprovisionSubscriber(port.deviceId(), uplinkPort.number(), port.port(), |
| subscriber.cTag(), subscriber.sTag(), defaultVlan); |
| |
| if (enableIgmpOnProvisioning) { |
| processIgmpFilteringObjectives(port.deviceId(), port.port(), false); |
| } |
| |
| // Remove if there are any flows for the additional Vlans |
| Collection<? extends Map.Entry<VlanId, VlanId>> vlansList = additionalVlans.get(port).value(); |
| |
| // Remove the flows for the additional vlans for this subscriber |
| for (Map.Entry<VlanId, VlanId> vlans : vlansList) { |
| unprovisionTransparentFlows(port.deviceId(), uplinkPort.number(), port.port(), |
| vlans.getValue(), vlans.getKey()); |
| |
| // Remove it from the map also |
| additionalVlans.remove(port, vlans); |
| } |
| |
| programmedSubs.remove(port); |
| return true; |
| } |
| |
| @Override |
| public boolean provisionSubscriber(AccessSubscriberId subscriberId, Optional<VlanId> sTag, Optional<VlanId> cTag) { |
| // Check if we can find the connect point to which this subscriber is connected |
| ConnectPoint subsPort = findSubscriberConnectPoint(subscriberId.toString()); |
| if (subsPort == null) { |
| log.warn("ConnectPoint for {} not found", subscriberId); |
| return false; |
| } |
| |
| if (!sTag.isPresent() && !cTag.isPresent()) { |
| return provisionSubscriber(subsPort); |
| } else if (sTag.isPresent() && cTag.isPresent()) { |
| Port uplinkPort = getUplinkPort(deviceService.getDevice(subsPort.deviceId())); |
| if (uplinkPort == null) { |
| log.warn("No uplink port found for OLT device {}", subsPort.deviceId()); |
| return false; |
| } |
| |
| provisionTransparentFlows(subsPort.deviceId(), uplinkPort.number(), subsPort.port(), |
| cTag.get(), sTag.get()); |
| return true; |
| } else { |
| log.warn("Provisioning failed for subscriber: {}", subscriberId); |
| return false; |
| } |
| } |
| |
| @Override |
| public boolean removeSubscriber(AccessSubscriberId subscriberId, Optional<VlanId> sTag, Optional<VlanId> cTag) { |
| // Check if we can find the connect point to which this subscriber is connected |
| ConnectPoint subsPort = findSubscriberConnectPoint(subscriberId.toString()); |
| if (subsPort == null) { |
| log.warn("ConnectPoint for {} not found", subscriberId); |
| return false; |
| } |
| |
| if (!sTag.isPresent() && !cTag.isPresent()) { |
| return removeSubscriber(subsPort); |
| } else if (sTag.isPresent() && cTag.isPresent()) { |
| // Get the uplink port |
| Port uplinkPort = getUplinkPort(deviceService.getDevice(subsPort.deviceId())); |
| if (uplinkPort == null) { |
| log.warn("No uplink port found for OLT device {}", subsPort.deviceId()); |
| return false; |
| } |
| |
| unprovisionTransparentFlows(subsPort.deviceId(), uplinkPort.number(), subsPort.port(), |
| cTag.get(), sTag.get()); |
| return true; |
| } else { |
| log.warn("Removing subscriber failed for: {}", subscriberId); |
| return false; |
| } |
| } |
| |
| @Override |
| public Collection<Map.Entry<ConnectPoint, Map.Entry<VlanId, VlanId>>> getSubscribers() { |
| ArrayList<Map.Entry<ConnectPoint, Map.Entry<VlanId, VlanId>>> subs = new ArrayList<>(); |
| |
| // Get the subscribers for all the devices configured in sadis |
| // If the port is UNI, is enabled and exists in Sadis then copy it |
| for (Device d : deviceService.getDevices()) { |
| if (getOltInfo(d) == null) { |
| continue; // not an olt, or not configured in sadis |
| } |
| for (Port p: deviceService.getPorts(d.id())) { |
| if (isUniPort(d, p) && p.isEnabled()) { |
| ConnectPoint cp = new ConnectPoint(d.id(), p.number()); |
| |
| SubscriberAndDeviceInformation sub = getSubscriber(cp); |
| if (sub != null) { |
| Map.Entry<VlanId, VlanId> vlans = new AbstractMap.SimpleEntry(sub.sTag(), sub.cTag()); |
| subs.add(new AbstractMap.SimpleEntry(cp, vlans)); |
| } |
| } |
| } |
| } |
| |
| return subs; |
| } |
| |
| @Override |
| public ImmutableMap<ConnectPoint, SubscriberAndDeviceInformation> getProgSubs() { |
| return ImmutableMap.copyOf(programmedSubs); |
| } |
| |
| @Override |
| public List<DeviceId> fetchOlts() { |
| // look through all the devices and find the ones that are OLTs as per Sadis |
| List<DeviceId> olts = new ArrayList<>(); |
| Iterable<Device> devices = deviceService.getDevices(); |
| for (Device d : devices) { |
| if (getOltInfo(d) != null) { |
| // So this is indeed an OLT device |
| olts.add(d.id()); |
| } |
| } |
| return olts; |
| } |
| |
| /** |
| * Finds the connect point to which a subscriber is connected. |
| * |
| * @param id The id of the subscriber, this is the same ID as in Sadis |
| * @return Subscribers ConnectPoint if found else null |
| */ |
| private ConnectPoint findSubscriberConnectPoint(String id) { |
| |
| Iterable<Device> devices = deviceService.getDevices(); |
| for (Device d : devices) { |
| for (Port p : deviceService.getPorts(d.id())) { |
| log.trace("Comparing {} with {}", p.annotations().value(AnnotationKeys.PORT_NAME), id); |
| if (p.annotations().value(AnnotationKeys.PORT_NAME).equals(id)) { |
| log.debug("Found on device {} port {}", d.id(), p.number()); |
| return new ConnectPoint(d.id(), p.number()); |
| } |
| } |
| } |
| return null; |
| } |
| |
| private void unprovisionSubscriber(DeviceId deviceId, PortNumber uplink, |
| PortNumber subscriberPort, VlanId cVlan, |
| VlanId sVlan, Optional<VlanId> defaultVlan) { |
| |
| CompletableFuture<ObjectiveError> downFuture = new CompletableFuture(); |
| CompletableFuture<ObjectiveError> upFuture = new CompletableFuture(); |
| |
| ForwardingObjective.Builder upFwd = upBuilder(uplink, subscriberPort, |
| cVlan, sVlan, |
| defaultVlan); |
| ForwardingObjective.Builder downFwd = downBuilder(uplink, subscriberPort, |
| cVlan, sVlan, |
| defaultVlan); |
| |
| flowObjectiveService.forward(deviceId, upFwd.remove(new ObjectiveContext() { |
| @Override |
| public void onSuccess(Objective objective) { |
| upFuture.complete(null); |
| } |
| |
| @Override |
| public void onError(Objective objective, ObjectiveError error) { |
| upFuture.complete(error); |
| } |
| })); |
| |
| flowObjectiveService.forward(deviceId, downFwd.remove(new ObjectiveContext() { |
| @Override |
| public void onSuccess(Objective objective) { |
| downFuture.complete(null); |
| } |
| |
| @Override |
| public void onError(Objective objective, ObjectiveError error) { |
| downFuture.complete(error); |
| } |
| })); |
| |
| upFuture.thenAcceptBothAsync(downFuture, (upStatus, downStatus) -> { |
| if (upStatus == null && downStatus == null) { |
| post(new AccessDeviceEvent(AccessDeviceEvent.Type.SUBSCRIBER_UNREGISTERED, |
| deviceId, |
| sVlan, |
| cVlan)); |
| } else if (downStatus != null) { |
| log.error("Subscriber with vlan {} on device {} " + |
| "on port {} failed downstream uninstallation: {}", |
| cVlan, deviceId, subscriberPort, downStatus); |
| } else if (upStatus != null) { |
| log.error("Subscriber with vlan {} on device {} " + |
| "on port {} failed upstream uninstallation: {}", |
| cVlan, deviceId, subscriberPort, upStatus); |
| } |
| }, oltInstallers); |
| |
| } |
| |
| private void provisionVlans(DeviceId deviceId, PortNumber uplinkPort, |
| PortNumber subscriberPort, |
| VlanId subscriberVlan, VlanId deviceVlan, |
| Optional<VlanId> defaultVlan) { |
| |
| CompletableFuture<ObjectiveError> downFuture = new CompletableFuture(); |
| CompletableFuture<ObjectiveError> upFuture = new CompletableFuture(); |
| |
| ForwardingObjective.Builder upFwd = upBuilder(uplinkPort, subscriberPort, |
| subscriberVlan, deviceVlan, |
| defaultVlan); |
| |
| |
| ForwardingObjective.Builder downFwd = downBuilder(uplinkPort, subscriberPort, |
| subscriberVlan, deviceVlan, |
| defaultVlan); |
| |
| flowObjectiveService.forward(deviceId, upFwd.add(new ObjectiveContext() { |
| @Override |
| public void onSuccess(Objective objective) { |
| upFuture.complete(null); |
| } |
| |
| @Override |
| public void onError(Objective objective, ObjectiveError error) { |
| upFuture.complete(error); |
| } |
| })); |
| |
| flowObjectiveService.forward(deviceId, downFwd.add(new ObjectiveContext() { |
| @Override |
| public void onSuccess(Objective objective) { |
| downFuture.complete(null); |
| } |
| |
| @Override |
| public void onError(Objective objective, ObjectiveError error) { |
| downFuture.complete(error); |
| } |
| })); |
| |
| upFuture.thenAcceptBothAsync(downFuture, (upStatus, downStatus) -> { |
| if (upStatus == null && downStatus == null) { |
| post(new AccessDeviceEvent(AccessDeviceEvent.Type.SUBSCRIBER_REGISTERED, |
| deviceId, |
| deviceVlan, |
| subscriberVlan)); |
| |
| } else if (downStatus != null) { |
| log.error("Subscriber with vlan {} on device {} " + |
| "on port {} failed downstream installation: {}", |
| subscriberVlan, deviceId, subscriberPort, downStatus); |
| } else if (upStatus != null) { |
| log.error("Subscriber with vlan {} on device {} " + |
| "on port {} failed upstream installation: {}", |
| subscriberVlan, deviceId, subscriberPort, upStatus); |
| } |
| }, oltInstallers); |
| |
| } |
| |
| private ForwardingObjective.Builder downBuilder(PortNumber uplinkPort, |
| PortNumber subscriberPort, |
| VlanId subscriberVlan, |
| VlanId deviceVlan, |
| Optional<VlanId> defaultVlan) { |
| TrafficSelector downstream = DefaultTrafficSelector.builder() |
| .matchVlanId(deviceVlan) |
| .matchInPort(uplinkPort) |
| .matchInnerVlanId(subscriberVlan) |
| .build(); |
| |
| TrafficTreatment downstreamTreatment = DefaultTrafficTreatment.builder() |
| .popVlan() |
| .setVlanId(defaultVlan.orElse(VlanId.vlanId((short) this.defaultVlan))) |
| .setOutput(subscriberPort) |
| .build(); |
| |
| return DefaultForwardingObjective.builder() |
| .withFlag(ForwardingObjective.Flag.VERSATILE) |
| .withPriority(1000) |
| .makePermanent() |
| .withSelector(downstream) |
| .fromApp(appId) |
| .withTreatment(downstreamTreatment); |
| } |
| |
| private ForwardingObjective.Builder upBuilder(PortNumber uplinkPort, |
| PortNumber subscriberPort, |
| VlanId subscriberVlan, |
| VlanId deviceVlan, |
| Optional<VlanId> defaultVlan) { |
| TrafficSelector upstream = DefaultTrafficSelector.builder() |
| .matchVlanId(defaultVlan.orElse(VlanId.vlanId((short) this.defaultVlan))) |
| .matchInPort(subscriberPort) |
| .build(); |
| |
| |
| TrafficTreatment upstreamTreatment = DefaultTrafficTreatment.builder() |
| .pushVlan() |
| .setVlanId(subscriberVlan) |
| .pushVlan() |
| .setVlanId(deviceVlan) |
| .setOutput(uplinkPort) |
| .build(); |
| |
| return DefaultForwardingObjective.builder() |
| .withFlag(ForwardingObjective.Flag.VERSATILE) |
| .withPriority(1000) |
| .makePermanent() |
| .withSelector(upstream) |
| .fromApp(appId) |
| .withTreatment(upstreamTreatment); |
| } |
| |
| private void provisionTransparentFlows(DeviceId deviceId, PortNumber uplinkPort, |
| PortNumber subscriberPort, |
| VlanId innerVlan, |
| VlanId outerVlan) { |
| |
| CompletableFuture<ObjectiveError> downFuture = new CompletableFuture(); |
| CompletableFuture<ObjectiveError> upFuture = new CompletableFuture(); |
| |
| ForwardingObjective.Builder upFwd = transparentUpBuilder(uplinkPort, subscriberPort, |
| innerVlan, outerVlan); |
| |
| |
| ForwardingObjective.Builder downFwd = transparentDownBuilder(uplinkPort, subscriberPort, |
| innerVlan, outerVlan); |
| |
| ConnectPoint cp = new ConnectPoint(deviceId, subscriberPort); |
| |
| additionalVlans.put(cp, new AbstractMap.SimpleEntry(outerVlan, innerVlan)); |
| |
| flowObjectiveService.forward(deviceId, upFwd.add(new ObjectiveContext() { |
| @Override |
| public void onSuccess(Objective objective) { |
| upFuture.complete(null); |
| } |
| |
| @Override |
| public void onError(Objective objective, ObjectiveError error) { |
| upFuture.complete(error); |
| } |
| })); |
| |
| flowObjectiveService.forward(deviceId, downFwd.add(new ObjectiveContext() { |
| @Override |
| public void onSuccess(Objective objective) { |
| downFuture.complete(null); |
| } |
| |
| @Override |
| public void onError(Objective objective, ObjectiveError error) { |
| downFuture.complete(error); |
| } |
| })); |
| |
| upFuture.thenAcceptBothAsync(downFuture, (upStatus, downStatus) -> { |
| if (downStatus != null) { |
| log.error("Flow with innervlan {} and outerVlan {} on device {} " + |
| "on port {} failed downstream installation: {}", |
| innerVlan, outerVlan, deviceId, subscriberPort, downStatus); |
| } else if (upStatus != null) { |
| log.error("Flow with innerVlan {} and outerVlan {} on device {} " + |
| "on port {} failed upstream installation: {}", |
| innerVlan, outerVlan, deviceId, subscriberPort, upStatus); |
| } |
| }, oltInstallers); |
| |
| } |
| |
| private ForwardingObjective.Builder transparentDownBuilder(PortNumber uplinkPort, |
| PortNumber subscriberPort, |
| VlanId innerVlan, |
| VlanId outerVlan) { |
| TrafficSelector downstream = DefaultTrafficSelector.builder() |
| .matchVlanId(outerVlan) |
| .matchInPort(uplinkPort) |
| .matchInnerVlanId(innerVlan) |
| .build(); |
| |
| TrafficTreatment downstreamTreatment = DefaultTrafficTreatment.builder() |
| .setOutput(subscriberPort) |
| .build(); |
| |
| return DefaultForwardingObjective.builder() |
| .withFlag(ForwardingObjective.Flag.VERSATILE) |
| .withPriority(1000) |
| .makePermanent() |
| .withSelector(downstream) |
| .fromApp(appId) |
| .withTreatment(downstreamTreatment); |
| } |
| |
| private ForwardingObjective.Builder transparentUpBuilder(PortNumber uplinkPort, |
| PortNumber subscriberPort, |
| VlanId innerVlan, |
| VlanId outerVlan) { |
| TrafficSelector upstream = DefaultTrafficSelector.builder() |
| .matchVlanId(outerVlan) |
| .matchInPort(subscriberPort) |
| .matchInnerVlanId(innerVlan) |
| .build(); |
| |
| TrafficTreatment upstreamTreatment = DefaultTrafficTreatment.builder() |
| .setOutput(uplinkPort) |
| .build(); |
| |
| return DefaultForwardingObjective.builder() |
| .withFlag(ForwardingObjective.Flag.VERSATILE) |
| .withPriority(1000) |
| .makePermanent() |
| .withSelector(upstream) |
| .fromApp(appId) |
| .withTreatment(upstreamTreatment); |
| } |
| |
| private void unprovisionTransparentFlows(DeviceId deviceId, PortNumber uplink, |
| PortNumber subscriberPort, VlanId innerVlan, |
| VlanId outerVlan) { |
| |
| ConnectPoint cp = new ConnectPoint(deviceId, subscriberPort); |
| |
| additionalVlans.remove(cp, new AbstractMap.SimpleEntry(outerVlan, innerVlan)); |
| |
| CompletableFuture<ObjectiveError> downFuture = new CompletableFuture(); |
| CompletableFuture<ObjectiveError> upFuture = new CompletableFuture(); |
| |
| ForwardingObjective.Builder upFwd = transparentUpBuilder(uplink, subscriberPort, |
| innerVlan, outerVlan); |
| ForwardingObjective.Builder downFwd = transparentDownBuilder(uplink, subscriberPort, |
| innerVlan, outerVlan); |
| |
| |
| flowObjectiveService.forward(deviceId, upFwd.remove(new ObjectiveContext() { |
| @Override |
| public void onSuccess(Objective objective) { |
| upFuture.complete(null); |
| } |
| |
| @Override |
| public void onError(Objective objective, ObjectiveError error) { |
| upFuture.complete(error); |
| } |
| })); |
| |
| flowObjectiveService.forward(deviceId, downFwd.remove(new ObjectiveContext() { |
| @Override |
| public void onSuccess(Objective objective) { |
| downFuture.complete(null); |
| } |
| |
| @Override |
| public void onError(Objective objective, ObjectiveError error) { |
| downFuture.complete(error); |
| } |
| })); |
| |
| upFuture.thenAcceptBothAsync(downFuture, (upStatus, downStatus) -> { |
| if (downStatus != null) { |
| log.error("Flow with innerVlan {} and outerVlan {} on device {} " + |
| "on port {} failed downstream uninstallation: {}", |
| innerVlan, outerVlan, deviceId, subscriberPort, downStatus); |
| } else if (upStatus != null) { |
| log.error("Flow with innerVlan {} and outerVlan {} on device {} " + |
| "on port {} failed upstream uninstallation: {}", |
| innerVlan, outerVlan, deviceId, subscriberPort, upStatus); |
| } |
| }, oltInstallers); |
| |
| } |
| |
| private void processEapolFilteringObjectives(DeviceId devId, PortNumber port, boolean install) { |
| if (!mastershipService.isLocalMaster(devId)) { |
| return; |
| } |
| DefaultFilteringObjective.Builder builder = DefaultFilteringObjective.builder(); |
| |
| FilteringObjective eapol = (install ? builder.permit() : builder.deny()) |
| .withKey(Criteria.matchInPort(port)) |
| .addCondition(Criteria.matchEthType(EthType.EtherType.EAPOL.ethType())) |
| .withMeta(DefaultTrafficTreatment.builder() |
| .setOutput(PortNumber.CONTROLLER).build()) |
| .fromApp(appId) |
| .withPriority(10000) |
| .add(new ObjectiveContext() { |
| @Override |
| public void onSuccess(Objective objective) { |
| log.info("Eapol filter for {} on {} {}.", |
| devId, port, (install) ? "installed" : "removed"); |
| } |
| |
| @Override |
| public void onError(Objective objective, ObjectiveError error) { |
| log.info("Eapol filter for {} on {} failed {} because {}", |
| devId, port, (install) ? "installation" : "removal", |
| error); |
| } |
| }); |
| |
| flowObjectiveService.filter(devId, eapol); |
| |
| } |
| |
| /** |
| * Installs trap filtering objectives for particular traffic types on an |
| * NNI port. |
| * |
| * @param devId device ID |
| * @param port port number |
| * @param install true to install, false to remove |
| */ |
| private void processNniFilteringObjectives(DeviceId devId, PortNumber port, boolean install) { |
| processLldpFilteringObjective(devId, port, install); |
| if (enableDhcpOnProvisioning) { |
| processDhcpFilteringObjectives(devId, port, install, false); |
| } |
| } |
| |
| private void processLldpFilteringObjective(DeviceId devId, PortNumber port, boolean install) { |
| if (!mastershipService.isLocalMaster(devId)) { |
| return; |
| } |
| DefaultFilteringObjective.Builder builder = DefaultFilteringObjective.builder(); |
| |
| FilteringObjective lldp = (install ? builder.permit() : builder.deny()) |
| .withKey(Criteria.matchInPort(port)) |
| .addCondition(Criteria.matchEthType(EthType.EtherType.LLDP.ethType())) |
| .withMeta(DefaultTrafficTreatment.builder() |
| .setOutput(PortNumber.CONTROLLER).build()) |
| .fromApp(appId) |
| .withPriority(10000) |
| .add(new ObjectiveContext() { |
| @Override |
| public void onSuccess(Objective objective) { |
| log.info("LLDP filter for device {} on port {} {}.", |
| devId, port, (install) ? "installed" : "removed"); |
| } |
| |
| @Override |
| public void onError(Objective objective, ObjectiveError error) { |
| log.info("LLDP filter for device {} on port {} failed {} because {}", |
| devId, port, (install) ? "installation" : "removal", |
| error); |
| } |
| }); |
| |
| flowObjectiveService.filter(devId, lldp); |
| |
| } |
| |
| /** |
| * Trap dhcp packets to the controller. |
| * |
| * @param devId the device identifier |
| * @param port the port for which this trap flow is designated |
| * @param install true to install the flow, false to remove the flow |
| * @param upstream true if trapped packets are flowing upstream towards |
| * server, false if packets are flowing dowstream towards client |
| */ |
| private void processDhcpFilteringObjectives(DeviceId devId, PortNumber port, |
| boolean install, |
| boolean upstream) { |
| if (!mastershipService.isLocalMaster(devId)) { |
| return; |
| } |
| |
| if (enableDhcpV4) { |
| int udpSrc = (upstream) ? 68 : 67; |
| int udpDst = (upstream) ? 67 : 68; |
| |
| EthType ethType = EthType.EtherType.IPV4.ethType(); |
| byte protocol = IPv4.PROTOCOL_UDP; |
| |
| this.addDhcpFilteringObjectives(devId, port, udpSrc, udpDst, ethType, protocol, install); |
| } |
| |
| if (enableDhcpV6) { |
| int udpSrc = (upstream) ? 547 : 546; |
| int udpDst = (upstream) ? 546 : 547; |
| |
| EthType ethType = EthType.EtherType.IPV6.ethType(); |
| byte protocol = IPv6.PROTOCOL_UDP; |
| |
| this.addDhcpFilteringObjectives(devId, port, udpSrc, udpDst, ethType, protocol, install); |
| } |
| |
| } |
| |
| private void addDhcpFilteringObjectives(DeviceId devId, |
| PortNumber port, |
| int udpSrc, |
| int udpDst, |
| EthType ethType, |
| byte protocol, |
| boolean install) { |
| |
| DefaultFilteringObjective.Builder builder = DefaultFilteringObjective.builder(); |
| FilteringObjective dhcpUpstream = (install ? builder.permit() : builder.deny()) |
| .withKey(Criteria.matchInPort(port)) |
| .addCondition(Criteria.matchEthType(ethType)) |
| .addCondition(Criteria.matchIPProtocol(protocol)) |
| .addCondition(Criteria.matchUdpSrc(TpPort.tpPort(udpSrc))) |
| .addCondition(Criteria.matchUdpDst(TpPort.tpPort(udpDst))) |
| .withMeta(DefaultTrafficTreatment.builder() |
| .setOutput(PortNumber.CONTROLLER).build()) |
| .fromApp(appId) |
| .withPriority(10000) |
| .add(new ObjectiveContext() { |
| @Override |
| public void onSuccess(Objective objective) { |
| log.info("DHCP {} filter for device {} on port {} {}.", |
| (ethType.equals(EthType.EtherType.IPV4.ethType())) ? "v4" : "v6", |
| devId, port, (install) ? "installed" : "removed"); |
| } |
| |
| @Override |
| public void onError(Objective objective, ObjectiveError error) { |
| log.info("DHCP {} filter for device {} on port {} failed {} because {}", |
| (ethType.equals(EthType.EtherType.IPV4.ethType())) ? "v4" : "v6", |
| devId, port, (install) ? "installation" : "removal", |
| error); |
| } |
| }); |
| |
| flowObjectiveService.filter(devId, dhcpUpstream); |
| } |
| |
| private void processIgmpFilteringObjectives(DeviceId devId, PortNumber port, boolean install) { |
| if (!mastershipService.isLocalMaster(devId)) { |
| return; |
| } |
| |
| DefaultFilteringObjective.Builder builder = DefaultFilteringObjective.builder(); |
| |
| builder = install ? builder.permit() : builder.deny(); |
| |
| FilteringObjective igmp = builder |
| .withKey(Criteria.matchInPort(port)) |
| .addCondition(Criteria.matchEthType(EthType.EtherType.IPV4.ethType())) |
| .addCondition(Criteria.matchIPProtocol(IPv4.PROTOCOL_IGMP)) |
| .withMeta(DefaultTrafficTreatment.builder() |
| .setOutput(PortNumber.CONTROLLER).build()) |
| .fromApp(appId) |
| .withPriority(10000) |
| .add(new ObjectiveContext() { |
| @Override |
| public void onSuccess(Objective objective) { |
| log.info("Igmp filter for {} on {} {}.", |
| devId, port, (install) ? "installed" : "removed"); |
| } |
| |
| @Override |
| public void onError(Objective objective, ObjectiveError error) { |
| log.info("Igmp filter for {} on {} failed {} because {}.", |
| devId, port, (install) ? "installation" : "removal", |
| error); |
| } |
| }); |
| |
| flowObjectiveService.filter(devId, igmp); |
| } |
| |
| /** |
| * Creates trap flows for device, including DHCP and LLDP trap on NNI and |
| * EAPOL trap on the UNIs, if device is present in Sadis config. |
| * |
| * @param dev Device to look for |
| */ |
| private void checkAndCreateDeviceFlows(Device dev) { |
| // we create only for the ones we are master of |
| if (!mastershipService.isLocalMaster(dev.id())) { |
| return; |
| } |
| // check if this device is provisioned in Sadis |
| String devSerialNo = dev.serialNumber(); |
| SubscriberAndDeviceInformation deviceInfo = subsService.get(devSerialNo); |
| log.debug("checkAndCreateDeviceFlows: deviceInfo {}", deviceInfo); |
| |
| if (deviceInfo != null) { |
| // This is an OLT device as per Sadis, we create flows for UNI and NNI ports |
| for (Port p : deviceService.getPorts(dev.id())) { |
| if (isUniPort(dev, p)) { |
| processEapolFilteringObjectives(dev.id(), p.number(), true); |
| } else { |
| processNniFilteringObjectives(dev.id(), p.number(), true); |
| } |
| } |
| } |
| } |
| |
| |
| /** |
| * Get the uplink for of the OLT device. |
| * |
| * This assumes that the OLT has a single uplink port. When more uplink ports need to be supported |
| * this logic needs to be changed |
| * |
| * @param dev Device to look for |
| * @return The uplink Port of the OLT |
| */ |
| private Port getUplinkPort(Device dev) { |
| // check if this device is provisioned in Sadis |
| String devSerialNo = dev.serialNumber(); |
| SubscriberAndDeviceInformation deviceInfo = subsService.get(devSerialNo); |
| log.debug("getUplinkPort: deviceInfo {}", deviceInfo); |
| if (deviceInfo == null) { |
| log.warn("Device {} is not configured in SADIS .. cannot fetch device" |
| + " info", dev.id()); |
| return null; |
| } |
| // Return the port that has been configured as the uplink port of this OLT in Sadis |
| for (Port p: deviceService.getPorts(dev.id())) { |
| if (p.number().toLong() == deviceInfo.uplinkPort()) { |
| log.debug("getUplinkPort: Found port {}", p); |
| return p; |
| } |
| } |
| |
| log.debug("getUplinkPort: No uplink port found for OLT {}", dev.id()); |
| return null; |
| } |
| |
| /** |
| * Return the subscriber on a port. |
| * |
| * @param cp ConnectPoint on which to find the subscriber |
| * @return subscriber if found else null |
| */ |
| SubscriberAndDeviceInformation getSubscriber(ConnectPoint cp) { |
| Port port = deviceService.getPort(cp); |
| checkNotNull(port, "Invalid connect point"); |
| String portName = port.annotations().value(AnnotationKeys.PORT_NAME); |
| return subsService.get(portName); |
| } |
| |
| private boolean isUniPort(Device d, Port p) { |
| Port ulPort = getUplinkPort(d); |
| if (ulPort != null) { |
| return (ulPort.number().toLong() != p.number().toLong()); |
| } |
| return false; |
| } |
| |
| private SubscriberAndDeviceInformation getOltInfo(Device dev) { |
| String devSerialNo = dev.serialNumber(); |
| SubscriberAndDeviceInformation deviceInfo = subsService.get(devSerialNo); |
| return deviceInfo; |
| } |
| |
| private class InternalDeviceListener implements DeviceListener { |
| @Override |
| public void event(DeviceEvent event) { |
| eventExecutor.execute(() -> { |
| DeviceId devId = event.subject().id(); |
| Device dev = event.subject(); |
| |
| if (event.type() == DeviceEvent.Type.PORT_STATS_UPDATED) { |
| return; |
| } |
| |
| if (getOltInfo(dev) == null) { |
| log.debug("No device info found, this is not an OLT"); |
| return; |
| } |
| |
| log.debug("OLT got {} event for {}", event.type(), event.subject()); |
| |
| switch (event.type()) { |
| //TODO: Port handling and bookkeeping should be improved once |
| // olt firmware handles correct behaviour. |
| case PORT_ADDED: |
| if (isUniPort(dev, event.port())) { |
| post(new AccessDeviceEvent(AccessDeviceEvent.Type.UNI_ADDED, devId, event.port())); |
| |
| if (event.port().isEnabled()) { |
| processEapolFilteringObjectives(devId, event.port().number(), true); |
| } |
| } else { |
| checkAndCreateDeviceFlows(dev); |
| } |
| break; |
| case PORT_REMOVED: |
| if (isUniPort(dev, event.port())) { |
| if (event.port().isEnabled()) { |
| processEapolFilteringObjectives(devId, event.port().number(), false); |
| removeSubscriber(new ConnectPoint(devId, event.port().number())); |
| } |
| |
| post(new AccessDeviceEvent(AccessDeviceEvent.Type.UNI_REMOVED, devId, event.port())); |
| } |
| |
| break; |
| case PORT_UPDATED: |
| if (!isUniPort(dev, event.port())) { |
| break; |
| } |
| |
| if (event.port().isEnabled()) { |
| processEapolFilteringObjectives(devId, event.port().number(), true); |
| post(new AccessDeviceEvent(AccessDeviceEvent.Type.UNI_ADDED, devId, event.port())); |
| } else { |
| processEapolFilteringObjectives(devId, event.port().number(), false); |
| post(new AccessDeviceEvent(AccessDeviceEvent.Type.UNI_REMOVED, devId, event.port())); |
| } |
| break; |
| case DEVICE_ADDED: |
| post(new AccessDeviceEvent( |
| AccessDeviceEvent.Type.DEVICE_CONNECTED, devId, |
| null, null)); |
| |
| // Send UNI_ADDED events for all existing ports |
| deviceService.getPorts(devId).stream() |
| .filter(p -> isUniPort(dev, p)) |
| .filter(Port::isEnabled) |
| .forEach(p -> post(new AccessDeviceEvent( |
| AccessDeviceEvent.Type.UNI_ADDED, devId, p))); |
| |
| checkAndCreateDeviceFlows(dev); |
| break; |
| case DEVICE_REMOVED: |
| deviceService.getPorts(devId).stream() |
| .filter(p -> isUniPort(dev, p)) |
| .forEach(p -> post(new AccessDeviceEvent( |
| AccessDeviceEvent.Type.UNI_REMOVED, devId, p))); |
| |
| post(new AccessDeviceEvent( |
| AccessDeviceEvent.Type.DEVICE_DISCONNECTED, devId, |
| null, null)); |
| break; |
| case DEVICE_AVAILABILITY_CHANGED: |
| if (deviceService.isAvailable(devId)) { |
| post(new AccessDeviceEvent( |
| AccessDeviceEvent.Type.DEVICE_CONNECTED, devId, |
| null, null)); |
| checkAndCreateDeviceFlows(dev); |
| } else { |
| post(new AccessDeviceEvent( |
| AccessDeviceEvent.Type.DEVICE_DISCONNECTED, devId, |
| null, null)); |
| } |
| break; |
| case DEVICE_UPDATED: |
| case DEVICE_SUSPENDED: |
| case PORT_STATS_UPDATED: |
| default: |
| return; |
| } |
| }); |
| } |
| } |
| } |