| /* |
| * Copyright 2016 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.tetopology.management.impl; |
| |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| import java.util.List; |
| import java.lang.annotation.ElementType; |
| import java.math.BigDecimal; |
| import java.math.BigInteger; |
| import java.util.ArrayList; |
| import java.util.Map; |
| |
| 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.IpAddress; |
| import org.onlab.util.KryoNamespace; |
| import org.onosproject.store.AbstractStore; |
| import org.onosproject.store.serializers.KryoNamespaces; |
| import org.onosproject.store.service.ConsistentMap; |
| import org.onosproject.store.service.MapEvent; |
| import org.onosproject.store.service.MapEventListener; |
| import org.onosproject.store.service.Serializer; |
| import org.onosproject.store.service.StorageService; |
| import org.onosproject.tetopology.management.api.KeyId; |
| import org.onosproject.tetopology.management.api.Network; |
| import org.onosproject.tetopology.management.api.Networks; |
| import org.onosproject.tetopology.management.api.TeTopologyEvent; |
| import org.onosproject.tetopology.management.api.TeTopologyId; |
| import org.onosproject.tetopology.management.api.TeTopologyType; |
| import org.onosproject.tetopology.management.api.link.AsNumber; |
| import org.onosproject.tetopology.management.api.link.DefaultNetworkLink; |
| import org.onosproject.tetopology.management.api.link.ExternalDomain; |
| import org.onosproject.tetopology.management.api.link.TeIpv4; |
| import org.onosproject.tetopology.management.api.link.TeIpv6; |
| import org.onosproject.tetopology.management.api.link.Label; |
| import org.onosproject.tetopology.management.api.link.LinkProtectionType; |
| import org.onosproject.tetopology.management.api.link.NetworkLink; |
| import org.onosproject.tetopology.management.api.link.NetworkLinkKey; |
| import org.onosproject.tetopology.management.api.link.PathElement; |
| import org.onosproject.tetopology.management.api.link.TeLink; |
| import org.onosproject.tetopology.management.api.link.TeLinkAccessType; |
| import org.onosproject.tetopology.management.api.link.UnderlayBackupPath; |
| import org.onosproject.tetopology.management.api.link.UnderlayPrimaryPath; |
| import org.onosproject.tetopology.management.api.link.UnnumberedLink; |
| import org.onosproject.tetopology.management.api.link.UnreservedBandwidth; |
| import org.onosproject.tetopology.management.api.node.ConnectivityMatrix; |
| import org.onosproject.tetopology.management.api.node.DefaultNetworkNode; |
| import org.onosproject.tetopology.management.api.node.DefaultTerminationPoint; |
| import org.onosproject.tetopology.management.api.node.InterfaceSwitchingCapability; |
| import org.onosproject.tetopology.management.api.node.NetworkNode; |
| import org.onosproject.tetopology.management.api.node.NetworkNodeKey; |
| import org.onosproject.tetopology.management.api.node.TeNetworkTopologyId; |
| import org.onosproject.tetopology.management.api.node.TeNode; |
| import org.onosproject.tetopology.management.api.node.TeStatus; |
| import org.onosproject.tetopology.management.api.node.TeTerminationPoint; |
| import org.onosproject.tetopology.management.api.node.TerminationCapability; |
| import org.onosproject.tetopology.management.api.node.TerminationPoint; |
| import org.onosproject.tetopology.management.api.node.TerminationPointKey; |
| import org.onosproject.tetopology.management.api.node.TunnelTerminationPoint; |
| import org.onosproject.tetopology.management.api.TeTopologyStore; |
| import org.onosproject.tetopology.management.api.TeTopologyStoreDelegate; |
| import org.onosproject.tetopology.management.api.DefaultNetwork; |
| import org.onosproject.tetopology.management.api.DefaultNetworks; |
| import org.onosproject.tetopology.management.api.InternalTeNetwork; |
| import org.slf4j.Logger; |
| |
| /** |
| * Implementation of the IETF network store. |
| */ |
| @Component(immediate = true) |
| @Service |
| public class DistributedTeTopologyStore |
| extends AbstractStore<TeTopologyEvent, TeTopologyStoreDelegate> |
| implements TeTopologyStore { |
| |
| private final Logger log = getLogger(getClass()); |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected StorageService storageService; |
| |
| // Track networks by network key |
| private ConsistentMap<KeyId, InternalTeNetwork> networkIdNetworkConsistentMap; |
| private Map<KeyId, InternalTeNetwork> networkIdNetworkMap; |
| |
| // Listener for network events |
| private final MapEventListener<KeyId, InternalTeNetwork> networkMapListener = new InternalNetworkMapListener(); |
| |
| private static final Serializer NETWORK_SERIALIZER = Serializer |
| .using(new KryoNamespace.Builder().register(KryoNamespaces.API) |
| .register(KeyId.class) |
| .register(InternalTeNetwork.class) |
| .register(TeTopologyId.class) |
| .register(DefaultNetwork.class) |
| .register(DefaultNetworks.class) |
| .register(InternalTeNetwork.class) |
| .register(Network.class) |
| .register(Networks.class) |
| .register(TeTopologyType.class) |
| .register(TeIpv4.class) |
| .register(NetworkLinkKey.class) |
| .register(NetworkLink.class) |
| .register(PathElement.class) |
| .register(TeLink.class) |
| .register(UnderlayBackupPath.class) |
| .register(UnderlayPrimaryPath.class) |
| .register(UnnumberedLink.class) |
| .register(UnreservedBandwidth.class) |
| .register(InterfaceSwitchingCapability.class) |
| .register(NetworkNode.class) |
| .register(TeNode.class) |
| .register(TerminationPoint.class) |
| .register(TeTerminationPoint.class) |
| .register(TerminationCapability.class) |
| .register(TeStatus.class) |
| .register(TunnelTerminationPoint.class) |
| .register(DefaultNetworkLink.class) |
| .register(DefaultNetworkNode.class) |
| .register(DefaultTerminationPoint.class) |
| .register(TerminationPointKey.class) |
| .register(TeNetworkTopologyId.class) |
| .register(NetworkNodeKey.class) |
| .register(ConnectivityMatrix.class) |
| .register(TeTopologyId.class) |
| .register(TeLinkAccessType.class) |
| .register(BigInteger.class) |
| .register(String.class) |
| .register(Long.class) |
| .register(Boolean.class) |
| .register(BigDecimal.class) |
| .register(Short.class) |
| .register(IpAddress.class) |
| .register(Integer.class) |
| .register(ExternalDomain.class) |
| .register(ElementType.class) |
| .register(LinkProtectionType.class) |
| .register(Label.class) |
| .register(TeIpv6.class) |
| .register(AsNumber.class) |
| .build()); |
| |
| /** |
| * Distributed network store service activate method. |
| */ |
| @Activate |
| public void activate() { |
| log.info("TE topology store is activated"); |
| networkIdNetworkConsistentMap = storageService.<KeyId, InternalTeNetwork>consistentMapBuilder() |
| .withSerializer(NETWORK_SERIALIZER) |
| .withName("networkId-network") |
| .withRelaxedReadConsistency() |
| .build(); |
| networkIdNetworkConsistentMap.addListener(networkMapListener); |
| networkIdNetworkMap = networkIdNetworkConsistentMap.asJavaMap(); |
| |
| log.info("Started"); |
| } |
| |
| /** |
| * Distributed network store service deactivate method. |
| */ |
| @Deactivate |
| public void deactivate() { |
| networkIdNetworkConsistentMap.removeListener(networkMapListener); |
| log.info("Stopped"); |
| } |
| |
| @Override |
| public List<InternalTeNetwork> getNetworks(TeTopologyType type) { |
| List<InternalTeNetwork> networks = new ArrayList<>(); |
| |
| for (Map.Entry<KeyId, InternalTeNetwork> entry:networkIdNetworkMap.entrySet()) { |
| KeyId networkId = entry.getKey(); |
| InternalTeNetwork network = entry.getValue(); |
| |
| if (network.getTeTopologyType() == type || |
| type == TeTopologyType.ANY) { |
| networks.add(network); |
| } |
| } |
| |
| return networks; |
| } |
| |
| @Override |
| public InternalTeNetwork getNetwork(KeyId networkId) { |
| return networkIdNetworkMap.get(networkId); |
| } |
| |
| @Override |
| public void updateNetwork(InternalTeNetwork network) { |
| //TODO - check the validity of the network before updating |
| log.info("network = {}", network); |
| networkIdNetworkMap.put(network.networkId(), network); |
| } |
| |
| @Override |
| public void removeNetwork(KeyId networkId) { |
| networkIdNetworkMap.remove(networkId); |
| } |
| |
| /** |
| * Listener class to map listener map events to the network events. |
| */ |
| private class InternalNetworkMapListener implements MapEventListener<KeyId, InternalTeNetwork> { |
| @Override |
| public void event(MapEvent<KeyId, InternalTeNetwork> event) { |
| TeTopologyEvent.Type type = null; |
| TeTopologyEvent topologyEvent = null; |
| switch (event.type()) { |
| case INSERT: |
| type = TeTopologyEvent.Type.NETWORK_ADDED; |
| // Need to check if nodes/links are already in, otherwise errors |
| topologyEvent = new TeTopologyEvent(type, event.newValue().value()); |
| break; |
| case UPDATE: |
| // Need to check what attributes change, and coordinate with other Node/Link events. |
| if ((event.oldValue().value() != null) && (event.newValue().value() == null)) { |
| type = TeTopologyEvent.Type.NETWORK_REMOVED; |
| topologyEvent = new TeTopologyEvent(type, event.oldValue().value()); |
| } else { |
| type = TeTopologyEvent.Type.NETWORK_UPDATED; |
| topologyEvent = new TeTopologyEvent(type, event.newValue().value()); |
| } |
| break; |
| case REMOVE: |
| type = TeTopologyEvent.Type.NETWORK_REMOVED; |
| topologyEvent = new TeTopologyEvent(type, event.oldValue().value()); |
| break; |
| default: |
| log.error("Unsupported event type: {}", event.type()); |
| } |
| log.info("Event type {}, Event {}", type, topologyEvent); |
| if (topologyEvent != null) { |
| notifyDelegate(topologyEvent); |
| } |
| } |
| } |
| |
| } |
| |