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.groupbasedpolicy.renderer.vpp.adapter.VppRpcServiceImpl;
  21 import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonService;
  22 import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonServiceProvider;
  23 import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonServiceRegistration;
  24 import org.opendaylight.mdsal.singleton.common.api.ServiceGroupIdentifier;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_adapter.rev161201.AddInterfaceToBridgeDomainInput;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_adapter.rev161201.CreateInterfaceOnNodeInput;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_adapter.rev161201.CreateVirtualBridgeDomainOnNodesInput;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_adapter.rev161201.DelInterfaceFromBridgeDomainInput;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_adapter.rev161201.DeleteInterfaceInput;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_adapter.rev161201.DeleteVirtualBridgeDomainOnNodesInput;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_adapter.rev161201.ExpandVirtualBridgeDomainOnNodesInput;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_adapter.rev161201.VppAdapterService;
  33 import org.opendaylight.yangtools.yang.common.RpcResult;
  34 import org.slf4j.Logger;
  35 import org.slf4j.LoggerFactory;
  36
  37 public class GbpVppProviderInstance implements ClusterSingletonService, VppAdapterService, AutoCloseable {
  38
  39     private static final Logger LOG = LoggerFactory.getLogger(GbpVppProviderInstance.class);
  40
  41     private static final ServiceGroupIdentifier IDENTIFIER =
  42             ServiceGroupIdentifier.create(GroupbasedpolicyInstance.GBP_SERVICE_GROUP_IDENTIFIER);
  43     private final DataBroker dataBroker;
  44     private final BindingAwareBroker bindingAwareBroker;
  45     private final ClusterSingletonServiceProvider clusterSingletonService;
  46     private ClusterSingletonServiceRegistration singletonServiceRegistration;
  47     private VppRenderer renderer;
  48
  49     public GbpVppProviderInstance(final DataBroker dataBroker,
  50                                   final BindingAwareBroker bindingAwareBroker,
  51                                   final ClusterSingletonServiceProvider clusterSingletonService) {
  52         this.dataBroker = Preconditions.checkNotNull(dataBroker);
  53         this.bindingAwareBroker = Preconditions.checkNotNull(bindingAwareBroker);
  54         this.clusterSingletonService = Preconditions.checkNotNull(clusterSingletonService);
  55     }
  56
  57     public void initialize() {
  58         LOG.info("Clustering session initiated for {}", this.getClass().getSimpleName());
  59         singletonServiceRegistration = clusterSingletonService.registerClusterSingletonService(this);
  60     }
  61
  62     @Override
  63     public void instantiateServiceInstance() {
  64         LOG.info("Instantiating {}", this.getClass().getSimpleName());
  65         renderer = new VppRenderer(dataBroker, bindingAwareBroker);
  66     }
  67
  68     @Override
  69     public ListenableFuture<Void> closeServiceInstance() {
  70         LOG.info("Instance {} closed", this.getClass().getSimpleName());
  71         try {
  72             renderer.close();
  73         } catch (Exception e) {
  74             LOG.warn("Exception while closing ... {}", e.getMessage());
  75         }
  76         return Futures.immediateFuture(null);
  77     }
  78
  79     @Override
  80     public void close() throws Exception {
  81
  82         LOG.info("Clustering provider closed for {}", this.getClass().getSimpleName());
  83         if (singletonServiceRegistration != null) {
  84             try {
  85                 singletonServiceRegistration.close();
  86             } catch (Exception e) {
  87                 LOG.warn("{} closed unexpectedly", this.getClass().getSimpleName(), e.getMessage());
  88             }
  89             singletonServiceRegistration = null;
  90         }
  91     }
  92
  93     @Override
  94     public ServiceGroupIdentifier getIdentifier() {
  95         return IDENTIFIER;
  96     }
  97
  98     @Override
  99     public Future<RpcResult<Void>> deleteVirtualBridgeDomainOnNodes(DeleteVirtualBridgeDomainOnNodesInput input) {
 100         return renderer.getVppRpcServiceImpl().deleteVirtualBridgeDomain(input);
 101     }
 102
 103     @Override
 104     public Future<RpcResult<Void>> createVirtualBridgeDomainOnNodes(CreateVirtualBridgeDomainOnNodesInput input) {
 105         return renderer.getVppRpcServiceImpl().createVirtualBridgeDomain(input);
 106     }
 107
 108     @Override
 109     public Future<RpcResult<Void>> createInterfaceOnNode(CreateInterfaceOnNodeInput input) {
 110         return renderer.getVppRpcServiceImpl().createInterfaceOnNode(input);
 111     }
 112
 113     @Override
 114     public Future<RpcResult<Void>> deleteInterface(DeleteInterfaceInput input) {
 115         return renderer.getVppRpcServiceImpl().deleteInterfaceOnNode(input);
 116     }
 117
 118     @Override
 119     public Future<RpcResult<Void>> addInterfaceToBridgeDomain(AddInterfaceToBridgeDomainInput input) {
 120         return renderer.getVppRpcServiceImpl().addInterfaceToBridgeDomain(input);
 121     }
 122
 123     @Override
 124     public Future<RpcResult<Void>> delInterfaceFromBridgeDomain(DelInterfaceFromBridgeDomainInput input) {
 125         return renderer.getVppRpcServiceImpl().delInterfaceFromBridgeDomain(input);
 126     }
 127
 128     @Override
 129     public Future<RpcResult<Void>> expandVirtualBridgeDomainOnNodes(ExpandVirtualBridgeDomainOnNodesInput input) {
 130         return renderer.getVppRpcServiceImpl().expandVirtualBridgeDomainOnNode(input);
 131     }
 132 }