renderers/vpp/src/main/java/org/opendaylight/controller/config/yang/config/vpp_provider/impl/GbpVppProviderInstance.java

   1 /*
   2  * Copyright (c) 2016 Cisco Systems, Inc. and others. 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.vpp_provider.impl;
  10
  11 import java.util.concurrent.Future;
  12
  13 import com.google.common.base.Preconditions;
  14 import com.google.common.util.concurrent.Futures;
  15 import com.google.common.util.concurrent.ListenableFuture;
  16
  17 import org.opendaylight.controller.config.yang.config.groupbasedpolicy.GroupbasedpolicyInstance;
  18 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  19 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker;
  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.opendaylight.groupbasedpolicy.vpp_adapter.rev161201.AddInterfaceToBridgeDomainInput;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_adapter.rev161201.CreateInterfaceOnNodeInput;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_adapter.rev161201.CreateVirtualBridgeDomainOnNodesInput;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_adapter.rev161201.DelInterfaceFromBridgeDomainInput;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_adapter.rev161201.DeleteInterfaceFromNodeInput;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_adapter.rev161201.DeleteVirtualBridgeDomainFromNodesInput;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_adapter.rev161201.CloneVirtualBridgeDomainOnNodesInput;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_adapter.rev161201.VppAdapterService;
  32 import org.opendaylight.yangtools.yang.common.RpcResult;
  33 import org.slf4j.Logger;
  34 import org.slf4j.LoggerFactory;
  35
  36 public class GbpVppProviderInstance implements ClusterSingletonService, VppAdapterService, AutoCloseable {
  37
  38     private static final Logger LOG = LoggerFactory.getLogger(GbpVppProviderInstance.class);
  39
  40     private static final ServiceGroupIdentifier IDENTIFIER =
  41             ServiceGroupIdentifier.create(GroupbasedpolicyInstance.GBP_SERVICE_GROUP_IDENTIFIER);
  42     private final DataBroker dataBroker;
  43     private final BindingAwareBroker bindingAwareBroker;
  44     private final ClusterSingletonServiceProvider clusterSingletonService;
  45     private ClusterSingletonServiceRegistration singletonServiceRegistration;
  46     private VppRenderer renderer;
  47
  48     public GbpVppProviderInstance(final DataBroker dataBroker,
  49                                   final BindingAwareBroker bindingAwareBroker,
  50                                   final ClusterSingletonServiceProvider clusterSingletonService) {
  51         this.dataBroker = Preconditions.checkNotNull(dataBroker);
  52         this.bindingAwareBroker = Preconditions.checkNotNull(bindingAwareBroker);
  53         this.clusterSingletonService = Preconditions.checkNotNull(clusterSingletonService);
  54     }
  55
  56     public void initialize() {
  57         LOG.info("Clustering session initiated for {}", this.getClass().getSimpleName());
  58         singletonServiceRegistration = clusterSingletonService.registerClusterSingletonService(this);
  59     }
  60
  61     @Override
  62     public void instantiateServiceInstance() {
  63         LOG.info("Instantiating {}", this.getClass().getSimpleName());
  64         renderer = new VppRenderer(dataBroker, bindingAwareBroker);
  65     }
  66
  67     @Override
  68     public ListenableFuture<Void> closeServiceInstance() {
  69         LOG.info("Instance {} closed", this.getClass().getSimpleName());
  70         try {
  71             renderer.close();
  72         } catch (Exception e) {
  73             LOG.warn("Exception while closing ... {}", e.getMessage());
  74         }
  75         return Futures.immediateFuture(null);
  76     }
  77
  78     @Override
  79     public void close() throws Exception {
  80
  81         LOG.info("Clustering provider closed for {}", this.getClass().getSimpleName());
  82         if (singletonServiceRegistration != null) {
  83             try {
  84                 singletonServiceRegistration.close();
  85             } catch (Exception e) {
  86                 LOG.warn("{} closed unexpectedly", this.getClass().getSimpleName(), e.getMessage());
  87             }
  88             singletonServiceRegistration = null;
  89         }
  90     }
  91
  92     @Override
  93     public ServiceGroupIdentifier getIdentifier() {
  94         return IDENTIFIER;
  95     }
  96
  97     @Override
  98     public Future<RpcResult<Void>> deleteVirtualBridgeDomainFromNodes(DeleteVirtualBridgeDomainFromNodesInput input) {
  99         return renderer.getVppRpcServiceImpl().deleteVirtualBridgeDomain(input);
 100     }
 101
 102     @Override
 103     public Future<RpcResult<Void>> createVirtualBridgeDomainOnNodes(CreateVirtualBridgeDomainOnNodesInput input) {
 104         return renderer.getVppRpcServiceImpl().createVirtualBridgeDomain(input);
 105     }
 106
 107     @Override
 108     public Future<RpcResult<Void>> createInterfaceOnNode(CreateInterfaceOnNodeInput input) {
 109         return renderer.getVppRpcServiceImpl().createInterfaceOnNodes(input);
 110     }
 111
 112     @Override
 113     public Future<RpcResult<Void>> addInterfaceToBridgeDomain(AddInterfaceToBridgeDomainInput input) {
 114         return renderer.getVppRpcServiceImpl().addInterfaceToBridgeDomain(input);
 115     }
 116
 117     @Override
 118     public Future<RpcResult<Void>> delInterfaceFromBridgeDomain(DelInterfaceFromBridgeDomainInput input) {
 119         return renderer.getVppRpcServiceImpl().delInterfaceFromBridgeDomain(input);
 120     }
 121
 122     @Override
 123     public Future<RpcResult<Void>> cloneVirtualBridgeDomainOnNodes(CloneVirtualBridgeDomainOnNodesInput input) {
 124         return renderer.getVppRpcServiceImpl().cloneVirtualBridgeDomainOnNode(input);
 125     }
 126
 127     @Override
 128     public Future<RpcResult<Void>> deleteInterfaceFromNode(DeleteInterfaceFromNodeInput input) {
 129         return renderer.getVppRpcServiceImpl().deleteInterfaceFromNodes(input);
 130     }
 131 }