| /* |
| * 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.app.vtnrsc.subnet.impl; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| import java.util.Collections; |
| |
| 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.app.vtnrsc.Subnet; |
| import org.onosproject.app.vtnrsc.SubnetId; |
| import org.onosproject.app.vtnrsc.subnet.SubnetService; |
| import org.onosproject.app.vtnrsc.tenantnetwork.TenantNetworkService; |
| import org.onosproject.store.service.EventuallyConsistentMap; |
| import org.onosproject.store.service.MultiValuedTimestamp; |
| import org.onosproject.store.service.StorageService; |
| import org.onosproject.store.service.WallClockTimestamp; |
| import org.slf4j.Logger; |
| |
| /** |
| * Provides implementation of the Subnet service. |
| */ |
| @Component(immediate = true) |
| @Service |
| public class SubnetManager implements SubnetService { |
| |
| private static final String SUBNET_ID_NULL = "Subnet ID cannot be null"; |
| private static final String SUBNET_NOT_NULL = "Subnet cannot be null"; |
| |
| private final Logger log = getLogger(getClass()); |
| |
| private EventuallyConsistentMap<SubnetId, Subnet> subnetStore; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected StorageService storageService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected TenantNetworkService tenantNetworkService; |
| |
| @Activate |
| public void activate() { |
| KryoNamespace.Builder serializer = KryoNamespace.newBuilder() |
| .register(MultiValuedTimestamp.class); |
| subnetStore = storageService |
| .<SubnetId, Subnet>eventuallyConsistentMapBuilder() |
| .withName("all_subnet").withSerializer(serializer) |
| .withTimestampProvider((k, v) -> new WallClockTimestamp()) |
| .build(); |
| |
| log.info("SubnetManager started"); |
| } |
| |
| @Deactivate |
| public void deactivate() { |
| subnetStore.destroy(); |
| log.info("SubnetManager stopped"); |
| } |
| |
| @Override |
| public Iterable<Subnet> getSubnets() { |
| return Collections.unmodifiableCollection(subnetStore.values()); |
| } |
| |
| @Override |
| public Subnet getSubnet(SubnetId subnetId) { |
| checkNotNull(subnetId, SUBNET_ID_NULL); |
| return subnetStore.get(subnetId); |
| } |
| |
| @Override |
| public boolean exists(SubnetId subnetId) { |
| checkNotNull(subnetId, SUBNET_ID_NULL); |
| return subnetStore.containsKey(subnetId); |
| } |
| |
| @Override |
| public boolean createSubnets(Iterable<Subnet> subnets) { |
| checkNotNull(subnets, SUBNET_NOT_NULL); |
| for (Subnet subnet : subnets) { |
| if (!tenantNetworkService.exists(subnet.networkId())) { |
| log.debug("The network identifier that the subnet {} belong to is not exist", |
| subnet.networkId().toString(), subnet.id().toString()); |
| return false; |
| } |
| subnetStore.put(subnet.id(), subnet); |
| if (!subnetStore.containsKey(subnet.id())) { |
| log.debug("The identified subnet whose identifier is {} create failed", |
| subnet.id().toString()); |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| @Override |
| public boolean updateSubnets(Iterable<Subnet> subnets) { |
| checkNotNull(subnets, SUBNET_NOT_NULL); |
| if (subnets != null) { |
| for (Subnet subnet : subnets) { |
| if (!subnetStore.containsKey(subnet.id())) { |
| log.debug("The subnet is not exist whose identifier is {}", |
| subnet.id().toString()); |
| return false; |
| } |
| |
| subnetStore.put(subnet.id(), subnet); |
| |
| if (!subnet.equals(subnetStore.get(subnet.id()))) { |
| log.debug("The subnet is updated failed whose identifier is {}", |
| subnet.id().toString()); |
| return false; |
| } |
| } |
| } |
| return true; |
| } |
| |
| @Override |
| public boolean removeSubnets(Iterable<SubnetId> subnetIds) { |
| checkNotNull(subnetIds, SUBNET_ID_NULL); |
| if (subnetIds != null) { |
| for (SubnetId subnetId : subnetIds) { |
| subnetStore.remove(subnetId); |
| if (subnetStore.containsKey(subnetId)) { |
| log.debug("The subnet created is failed whose identifier is {}", |
| subnetId.toString()); |
| return false; |
| } |
| } |
| } |
| return true; |
| } |
| |
| } |