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/*
* 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.vtnrsc.subnet.impl;
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.onosproject.core.ApplicationId;
import org.onosproject.core.CoreService;
import org.onosproject.store.serializers.KryoNamespaces;
import org.onosproject.store.service.Serializer;
import org.onosproject.store.service.StorageService;
import org.onosproject.vtnrsc.AllocationPool;
import org.onosproject.vtnrsc.DefaultAllocationPool;
import org.onosproject.vtnrsc.DefaultHostRoute;
import org.onosproject.vtnrsc.DefaultSubnet;
import org.onosproject.vtnrsc.HostRoute;
import org.onosproject.vtnrsc.Subnet;
import org.onosproject.vtnrsc.SubnetId;
import org.onosproject.vtnrsc.TenantId;
import org.onosproject.vtnrsc.TenantNetworkId;
import org.onosproject.vtnrsc.subnet.SubnetService;
import org.onosproject.vtnrsc.tenantnetwork.TenantNetworkService;
import org.slf4j.Logger;
import java.util.Arrays;
import java.util.Collections;
import java.util.Map;
import static com.google.common.base.Preconditions.checkNotNull;
import static org.slf4j.LoggerFactory.getLogger;
/**
* 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 static final String SUBNET = "vtn-subnet-store";
private static final String VTNRSC_APP = "org.onosproject.vtnrsc";
private final Logger log = getLogger(getClass());
protected Map<SubnetId, Subnet> subnetStore;
protected ApplicationId appId;
@Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
protected StorageService storageService;
@Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
protected CoreService coreService;
@Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
protected TenantNetworkService tenantNetworkService;
@Activate
public void activate() {
appId = coreService.registerApplication(VTNRSC_APP);
subnetStore = storageService.<SubnetId, Subnet>consistentMapBuilder()
.withName(SUBNET)
.withApplicationId(appId)
.withPurgeOnUninstall()
.withSerializer(Serializer.using(Arrays.asList(KryoNamespaces.API),
Subnet.class,
SubnetId.class,
TenantNetworkId.class,
TenantId.class,
HostRoute.class,
DefaultHostRoute.class,
Subnet.Mode.class,
AllocationPool.class,
DefaultAllocationPool.class,
DefaultSubnet.class,
IpAddress.Version.class))
.build().asJavaMap();
log.info("Started");
}
@Deactivate
public void deactivate() {
log.info("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;
}
}
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