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 com.google.common.base.Preconditions;
  12 import com.google.common.util.concurrent.Futures;
  13 import com.google.common.util.concurrent.ListenableFuture;
  14 import org.opendaylight.controller.config.yang.config.groupbasedpolicy.GroupbasedpolicyInstance;
  15 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  16 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker;
  17 import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
  18 import org.opendaylight.groupbasedpolicy.renderer.vpp.adapter.VppRpcServiceImpl;
  19 import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonService;
  20 import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonServiceProvider;
  21 import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonServiceRegistration;
  22 import org.opendaylight.mdsal.singleton.common.api.ServiceGroupIdentifier;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_adapter.rev161201.AddInterfaceToBridgeDomainInput;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_adapter.rev161201.CloneVirtualBridgeDomainOnNodesInput;
  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.VppAdapterService;
  31 import org.opendaylight.yangtools.yang.common.RpcResult;
  32 import org.slf4j.Logger;
  33 import org.slf4j.LoggerFactory;
  34
  35 import javax.annotation.Nonnull;
  36 import java.util.concurrent.Future;
  37
  38 public class GbpVppProviderInstance implements ClusterSingletonService, VppAdapterService, AutoCloseable {
  39
  40     private static final Logger LOG = LoggerFactory.getLogger(GbpVppProviderInstance.class);
  41
  42     private static final ServiceGroupIdentifier IDENTIFIER =
  43             ServiceGroupIdentifier.create(GroupbasedpolicyInstance.GBP_SERVICE_GROUP_IDENTIFIER);
  44     private final DataBroker dataBroker;
  45     private final BindingAwareBroker bindingAwareBroker;
  46     private final ClusterSingletonServiceProvider clusterSingletonService;
  47     private final RpcProviderRegistry rpcProviderRegistry;
  48     private final String publicInterfaces;
  49     private ClusterSingletonServiceRegistration singletonServiceRegistration;
  50     private VppRpcServiceImpl vppRpcService;
  51     private VppRenderer renderer;
  52     private BindingAwareBroker.RpcRegistration<VppAdapterService> vppRpcServiceRegistration;
  53
  54     public GbpVppProviderInstance(final DataBroker dataBroker,
  55                                   final BindingAwareBroker bindingAwareBroker,
  56                                   final ClusterSingletonServiceProvider clusterSingletonService,
  57                                   final String publicInterfaces, final RpcProviderRegistry rpcProviderRegistry) {
  58         this.dataBroker = Preconditions.checkNotNull(dataBroker);
  59         this.bindingAwareBroker = Preconditions.checkNotNull(bindingAwareBroker);
  60         this.clusterSingletonService = Preconditions.checkNotNull(clusterSingletonService);
  61         this.publicInterfaces = publicInterfaces;
  62         this.rpcProviderRegistry = Preconditions.checkNotNull(rpcProviderRegistry);
  63     }
  64
  65     public void initialize() {
  66         LOG.info("Clustering session initiated for {}", this.getClass().getSimpleName());
  67         singletonServiceRegistration = clusterSingletonService.registerClusterSingletonService(this);
  68     }
  69
  70     @Override
  71     public void instantiateServiceInstance() {
  72         LOG.info("Instantiating {}", this.getClass().getSimpleName());
  73         renderer = new VppRenderer(dataBroker, bindingAwareBroker, publicInterfaces);
  74         vppRpcService = new VppRpcServiceImpl(dataBroker, renderer);
  75         vppRpcServiceRegistration = rpcProviderRegistry.addRpcImplementation(VppAdapterService.class, this);
  76     }
  77
  78     @Override
  79     public ListenableFuture<Void> closeServiceInstance() {
  80         LOG.info("Instance {} closed", this.getClass().getSimpleName());
  81         try {
  82             vppRpcServiceRegistration.close();
  83             vppRpcService.close();
  84             renderer.close();
  85         } catch (Exception e) {
  86             LOG.warn("Exception while closing ... {}", e.getMessage());
  87         }
  88         return Futures.immediateFuture(null);
  89     }
  90
  91     @Override
  92     public void close() throws Exception {
  93
  94         LOG.info("Clustering provider closed for {}", this.getClass().getSimpleName());
  95         if (singletonServiceRegistration != null) {
  96             try {
  97                 singletonServiceRegistration.close();
  98             } catch (Exception e) {
  99                 LOG.warn("{} closed unexpectedly", this.getClass().getSimpleName(), e.getMessage());
 100             }
 101             singletonServiceRegistration = null;
 102         }
 103     }
 104
 105     @Nonnull
 106     @Override
 107     public ServiceGroupIdentifier getIdentifier() {
 108         return IDENTIFIER;
 109     }
 110
 111     @Override
 112     public Future<RpcResult<Void>> deleteVirtualBridgeDomainFromNodes(DeleteVirtualBridgeDomainFromNodesInput input) {
 113         return vppRpcService.deleteVirtualBridgeDomainFromNodes(input);
 114     }
 115
 116     @Override
 117     public Future<RpcResult<Void>> createVirtualBridgeDomainOnNodes(CreateVirtualBridgeDomainOnNodesInput input) {
 118         return vppRpcService.createVirtualBridgeDomainOnNodes(input);
 119     }
 120
 121     @Override
 122     public Future<RpcResult<Void>> createInterfaceOnNode(CreateInterfaceOnNodeInput input) {
 123         return vppRpcService.createInterfaceOnNode(input);
 124     }
 125
 126     @Override
 127     public Future<RpcResult<Void>> addInterfaceToBridgeDomain(AddInterfaceToBridgeDomainInput input) {
 128         return vppRpcService.addInterfaceToBridgeDomain(input);
 129     }
 130
 131     @Override
 132     public Future<RpcResult<Void>> delInterfaceFromBridgeDomain(DelInterfaceFromBridgeDomainInput input) {
 133         return vppRpcService.delInterfaceFromBridgeDomain(input);
 134     }
 135
 136     @Override
 137     public Future<RpcResult<Void>> cloneVirtualBridgeDomainOnNodes(CloneVirtualBridgeDomainOnNodesInput input) {
 138         return vppRpcService.cloneVirtualBridgeDomainOnNodes(input);
 139     }
 140
 141     @Override
 142     public Future<RpcResult<Void>> deleteInterfaceFromNode(DeleteInterfaceFromNodeInput input) {
 143         return vppRpcService.deleteInterfaceFromNode(input);
 144     }
 145 }