| /* |
| * Copyright 2016-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.pce.pcestore; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| import com.google.common.collect.ImmutableSet; |
| |
| import java.util.List; |
| import java.util.Map; |
| import java.util.stream.Collectors; |
| |
| 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.util.KryoNamespace; |
| import org.onosproject.incubator.net.tunnel.TunnelId; |
| import org.onosproject.net.intent.constraint.BandwidthConstraint; |
| import org.onosproject.net.resource.ResourceConsumer; |
| import org.onosproject.pce.pceservice.ExplicitPathInfo; |
| import org.onosproject.pce.pceservice.constraint.CapabilityConstraint; |
| import org.onosproject.pce.pceservice.constraint.CostConstraint; |
| import org.onosproject.pce.pceservice.TunnelConsumerId; |
| import org.onosproject.pce.pceservice.LspType; |
| import org.onosproject.pce.pceservice.constraint.SharedBandwidthConstraint; |
| import org.onosproject.pce.pcestore.api.PceStore; |
| import org.onosproject.store.serializers.KryoNamespaces; |
| import org.onosproject.store.service.ConsistentMap; |
| import org.onosproject.store.service.DistributedSet; |
| import org.onosproject.store.service.Serializer; |
| import org.onosproject.store.service.StorageService; |
| |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * Manages the pool of available labels to devices, links and tunnels. |
| */ |
| @Component(immediate = true) |
| @Service |
| public class DistributedPceStore implements PceStore { |
| private static final String PATH_INFO_NULL = "Path Info cannot be null"; |
| private static final String PCECC_TUNNEL_INFO_NULL = "PCECC Tunnel Info cannot be null"; |
| private static final String TUNNEL_ID_NULL = "Tunnel Id cannot be null"; |
| |
| private final Logger log = LoggerFactory.getLogger(getClass()); |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected StorageService storageService; |
| |
| // Mapping tunnel with device local info with tunnel consumer id |
| private ConsistentMap<TunnelId, ResourceConsumer> tunnelInfoMap; |
| |
| // List of Failed path info |
| private DistributedSet<PcePathInfo> failedPathSet; |
| |
| // Maintains tunnel name mapped to explicit path info |
| private ConsistentMap<String, List<ExplicitPathInfo>> tunnelNameExplicitPathInfoMap; |
| |
| private static final Serializer SERIALIZER = Serializer |
| .using(new KryoNamespace.Builder().register(KryoNamespaces.API) |
| .register(PcePathInfo.class) |
| .register(CostConstraint.class) |
| .register(CostConstraint.Type.class) |
| .register(BandwidthConstraint.class) |
| .register(SharedBandwidthConstraint.class) |
| .register(CapabilityConstraint.class) |
| .register(CapabilityConstraint.CapabilityType.class) |
| .register(LspType.class) |
| .build()); |
| |
| @Activate |
| protected void activate() { |
| tunnelInfoMap = storageService.<TunnelId, ResourceConsumer>consistentMapBuilder() |
| .withName("onos-pce-tunnelinfomap") |
| .withSerializer(Serializer.using( |
| new KryoNamespace.Builder() |
| .register(KryoNamespaces.API) |
| .register(TunnelId.class, |
| TunnelConsumerId.class) |
| .build())) |
| .build(); |
| |
| failedPathSet = storageService.<PcePathInfo>setBuilder() |
| .withName("failed-path-info") |
| .withSerializer(SERIALIZER) |
| .build() |
| .asDistributedSet(); |
| |
| tunnelNameExplicitPathInfoMap = storageService.<String, List<ExplicitPathInfo>>consistentMapBuilder() |
| .withName("onos-pce-explicitpathinfo") |
| .withSerializer(Serializer.using( |
| new KryoNamespace.Builder() |
| .register(KryoNamespaces.API) |
| .register(ExplicitPathInfo.class) |
| .register(ExplicitPathInfo.Type.class) |
| .build())) |
| .build(); |
| |
| log.info("Started"); |
| } |
| |
| @Deactivate |
| protected void deactivate() { |
| log.info("Stopped"); |
| } |
| |
| @Override |
| public boolean existsTunnelInfo(TunnelId tunnelId) { |
| checkNotNull(tunnelId, TUNNEL_ID_NULL); |
| return tunnelInfoMap.containsKey(tunnelId); |
| } |
| |
| @Override |
| public boolean existsFailedPathInfo(PcePathInfo failedPathInfo) { |
| checkNotNull(failedPathInfo, PATH_INFO_NULL); |
| return failedPathSet.contains(failedPathInfo); |
| } |
| |
| @Override |
| public int getTunnelInfoCount() { |
| return tunnelInfoMap.size(); |
| } |
| |
| @Override |
| public int getFailedPathInfoCount() { |
| return failedPathSet.size(); |
| } |
| |
| @Override |
| public Map<TunnelId, ResourceConsumer> getTunnelInfos() { |
| return tunnelInfoMap.entrySet().stream() |
| .collect(Collectors.toMap(Map.Entry::getKey, e -> e.getValue().value())); |
| } |
| |
| @Override |
| public Iterable<PcePathInfo> getFailedPathInfos() { |
| return ImmutableSet.copyOf(failedPathSet); |
| } |
| |
| @Override |
| public ResourceConsumer getTunnelInfo(TunnelId tunnelId) { |
| checkNotNull(tunnelId, TUNNEL_ID_NULL); |
| return tunnelInfoMap.get(tunnelId) == null ? null : tunnelInfoMap.get(tunnelId).value(); |
| } |
| |
| @Override |
| public void addTunnelInfo(TunnelId tunnelId, ResourceConsumer tunnelConsumerId) { |
| checkNotNull(tunnelId, TUNNEL_ID_NULL); |
| checkNotNull(tunnelConsumerId, PCECC_TUNNEL_INFO_NULL); |
| |
| tunnelInfoMap.put(tunnelId, tunnelConsumerId); |
| } |
| |
| @Override |
| public void addFailedPathInfo(PcePathInfo failedPathInfo) { |
| checkNotNull(failedPathInfo, PATH_INFO_NULL); |
| failedPathSet.add(failedPathInfo); |
| } |
| |
| @Override |
| public boolean removeTunnelInfo(TunnelId tunnelId) { |
| checkNotNull(tunnelId, TUNNEL_ID_NULL); |
| |
| if (tunnelInfoMap.remove(tunnelId) == null) { |
| log.error("Tunnel info deletion for tunnel id {} has failed.", tunnelId.toString()); |
| return false; |
| } |
| return true; |
| } |
| |
| @Override |
| public boolean removeFailedPathInfo(PcePathInfo failedPathInfo) { |
| checkNotNull(failedPathInfo, PATH_INFO_NULL); |
| |
| if (!failedPathSet.remove(failedPathInfo)) { |
| log.error("Failed path info {} deletion has failed.", failedPathInfo.toString()); |
| return false; |
| } |
| return true; |
| } |
| |
| @Override |
| public boolean tunnelNameExplicitPathInfoMap(String tunnelName, List<ExplicitPathInfo> explicitPathInfo) { |
| checkNotNull(tunnelName); |
| checkNotNull(explicitPathInfo); |
| return tunnelNameExplicitPathInfoMap.put(tunnelName, explicitPathInfo) != null ? true : false; |
| } |
| |
| @Override |
| public List<ExplicitPathInfo> getTunnelNameExplicitPathInfoMap(String tunnelName) { |
| checkNotNull(tunnelName); |
| return tunnelNameExplicitPathInfoMap.get(tunnelName).value(); |
| } |
| |
| } |