sxp-integration/ip-sgt-distribution-service/src/main/java/org/opendaylight/controller/config/yang/config/ip/sgt/distribution/service/cfg/IpSgtDistributionServiceInstance.java

   1 /*
   2  * Copyright (c) 2016 Cisco Systems, Inc. All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8
   9 package org.opendaylight.controller.config.yang.config.ip.sgt.distribution.service.cfg;
  10
  11 import com.google.common.base.Preconditions;
  12 import com.google.common.util.concurrent.Futures;
  13 import com.google.common.util.concurrent.ListenableFuture;
  14 import java.util.concurrent.Future;
  15 import org.opendaylight.controller.config.yang.config.groupbasedpolicy.GroupbasedpolicyInstance;
  16 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  17 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker;
  18 import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
  19 import org.opendaylight.groupbasedpolicy.ip.sgt.distribution.service.impl.IpSgtDistributionServiceImpl;
  20 import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonService;
  21 import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonServiceProvider;
  22 import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonServiceRegistration;
  23 import org.opendaylight.mdsal.singleton.common.api.ServiceGroupIdentifier;
  24 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.ip.sgt.distribution.rev160715.IpSgtDistributionService;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.ip.sgt.distribution.rev160715.RemoveIpSgtBindingFromPeerInput;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.ip.sgt.distribution.rev160715.SendIpSgtBindingToPeerInput;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.sxp.controller.rev141002.SxpControllerService;
  29 import org.opendaylight.yangtools.yang.common.RpcResult;
  30 import org.slf4j.Logger;
  31 import org.slf4j.LoggerFactory;
  32
  33 public class IpSgtDistributionServiceInstance
  34         implements ClusterSingletonService, IpSgtDistributionService, AutoCloseable {
  35
  36     private static final Logger LOG = LoggerFactory.getLogger(IpSgtDistributionServiceInstance.class);
  37     private static final ServiceGroupIdentifier IDENTIFIER =
  38             ServiceGroupIdentifier.create(GroupbasedpolicyInstance.GBP_SERVICE_GROUP_IDENTIFIER);
  39     private IpSgtDistributionServiceImpl ipSgtDistributionServiceImpl;
  40     private final DataBroker dataBroker;
  41     private final SxpControllerService sxpService;
  42     private final IpAddress sourceIp;
  43     private final ClusterSingletonServiceProvider clusterSingletonService;
  44     private final RpcProviderRegistry rpcProviderRegistry;
  45     private ClusterSingletonServiceRegistration singletonServiceRegistration;
  46     private BindingAwareBroker.RpcRegistration<IpSgtDistributionService> rpcRegistration;
  47
  48     public IpSgtDistributionServiceInstance(final DataBroker dataBroker,
  49                                             final String sourceIp, final ClusterSingletonServiceProvider clusterSingletonService,
  50                                             final RpcProviderRegistry rpcProviderRegistry) {
  51         this.dataBroker = Preconditions.checkNotNull(dataBroker);
  52         this.sxpService = Preconditions.checkNotNull(rpcProviderRegistry.getRpcService(SxpControllerService.class));
  53         this.sourceIp = new IpAddress(Preconditions.checkNotNull(sourceIp.toCharArray()));
  54         this.clusterSingletonService = Preconditions.checkNotNull(clusterSingletonService);
  55         this.rpcProviderRegistry = Preconditions.checkNotNull(rpcProviderRegistry);
  56     }
  57
  58     public void initialize() {
  59         LOG.info("Clustering session initiated for {}", this.getClass().getSimpleName());
  60         singletonServiceRegistration = clusterSingletonService.registerClusterSingletonService(this);
  61     }
  62
  63     @Override
  64     public ServiceGroupIdentifier getIdentifier() {
  65         return IDENTIFIER;
  66     }
  67
  68     @Override
  69     public void close() throws Exception {
  70         LOG.info("Clustering provider closed for {}", this.getClass().getSimpleName());
  71         if (singletonServiceRegistration != null) {
  72             try {
  73                 singletonServiceRegistration.close();
  74             } catch (Exception e) {
  75                 LOG.warn("{} closed unexpectedly", this.getClass().getSimpleName(), e);
  76             }
  77             singletonServiceRegistration = null;
  78         }
  79     }
  80
  81     @Override
  82     public Future<RpcResult<Void>> removeIpSgtBindingFromPeer(RemoveIpSgtBindingFromPeerInput input) {
  83         return ipSgtDistributionServiceImpl.removeIpSgtBindingFromPeer(input);
  84     }
  85
  86     @Override
  87     public Future<RpcResult<Void>> sendIpSgtBindingToPeer(SendIpSgtBindingToPeerInput input) {
  88         return ipSgtDistributionServiceImpl.sendIpSgtBindingToPeer(input);
  89     }
  90
  91     @Override
  92     public ListenableFuture<Void> closeServiceInstance() {
  93         LOG.info("Instance {} closed", this.getClass().getSimpleName());
  94         try {
  95             ipSgtDistributionServiceImpl.close();
  96             rpcRegistration.close();
  97         } catch (Exception e) {
  98             LOG.error("Closing {} wasnt succesfull", ipSgtDistributionServiceImpl.getClass().getSimpleName());
  99         }
 100         return Futures.immediateFuture(null);
 101     }
 102
 103     @Override
 104     public void instantiateServiceInstance() {
 105         ipSgtDistributionServiceImpl = new IpSgtDistributionServiceImpl(dataBroker, sxpService, sourceIp);
 106         rpcRegistration = rpcProviderRegistry.addRpcImplementation(IpSgtDistributionService.class, this);
 107     }
 108
 109 }