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.groupbasedpolicy.renderer.vpp.config.ConfigUtil;
  20 import org.opendaylight.groupbasedpolicy.renderer.vpp.config.ConfigurationService;
  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.CloneVirtualBridgeDomainOnNodesInput;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_adapter.rev161201.CreateInterfaceOnNodeInput;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_adapter.rev161201.CreateVirtualBridgeDomainOnNodesInput;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_adapter.rev161201.DelInterfaceFromBridgeDomainInput;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_adapter.rev161201.DeleteInterfaceFromNodeInput;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_adapter.rev161201.DeleteVirtualBridgeDomainFromNodesInput;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_adapter.rev161201.VppAdapterService;
  33 import org.opendaylight.yangtools.yang.common.RpcError;
  34 import org.opendaylight.yangtools.yang.common.RpcResult;
  35 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
  36 import org.slf4j.Logger;
  37 import org.slf4j.LoggerFactory;
  38
  39 import javax.annotation.Nonnull;
  40 import java.util.concurrent.Future;
  41
  42 public class GbpVppProviderInstance implements ClusterSingletonService, VppAdapterService, AutoCloseable {
  43
  44     private static final Logger LOG = LoggerFactory.getLogger(GbpVppProviderInstance.class);
  45
  46     private static final ServiceGroupIdentifier IDENTIFIER =
  47             ServiceGroupIdentifier.create(GroupbasedpolicyInstance.GBP_SERVICE_GROUP_IDENTIFIER);
  48     private static final RpcResult<Void> L2_DISABLED_RESULT =
  49         RpcResultBuilder.<Void>status(false).withWarning(RpcError.ErrorType.APPLICATION, "L2 disabled",
  50             "Bridge domains are disabled because L3Flat mode is enabled. Check VPP startup config.").build();
  51     private final DataBroker dataBroker;
  52     private final BindingAwareBroker bindingAwareBroker;
  53     private final ClusterSingletonServiceProvider clusterSingletonService;
  54     private final RpcProviderRegistry rpcProviderRegistry;
  55     private final String publicInterfaces;
  56     private ClusterSingletonServiceRegistration singletonServiceRegistration;
  57     private VppRpcServiceImpl vppRpcService;
  58     private VppRenderer renderer;
  59     private BindingAwareBroker.RpcRegistration<VppAdapterService> vppRpcServiceRegistration;
  60     private ConfigurationService configurationService;
  61
  62     public GbpVppProviderInstance(final DataBroker dataBroker,
  63                                   final BindingAwareBroker bindingAwareBroker,
  64                                   final ClusterSingletonServiceProvider clusterSingletonService,
  65                                   final String publicInterfaces, final RpcProviderRegistry rpcProviderRegistry) {
  66         this.dataBroker = Preconditions.checkNotNull(dataBroker);
  67         this.bindingAwareBroker = Preconditions.checkNotNull(bindingAwareBroker);
  68         this.clusterSingletonService = Preconditions.checkNotNull(clusterSingletonService);
  69         this.publicInterfaces = publicInterfaces;
  70         this.rpcProviderRegistry = Preconditions.checkNotNull(rpcProviderRegistry);
  71         this.configurationService = new ConfigurationService();
  72     }
  73
  74     public void initialize() {
  75         LOG.info("Clustering session initiated for {}", this.getClass().getSimpleName());
  76         try {
  77             singletonServiceRegistration = clusterSingletonService.registerClusterSingletonService(this);
  78         } catch (Exception e) {
  79             LOG.warn("Exception thrown while registering cluster singleton service in {}", this.getClass(), e.getMessage());
  80         }
  81     }
  82
  83     @Override
  84     public void instantiateServiceInstance() {
  85         LOG.info("Instantiating {}", this.getClass().getSimpleName());
  86         renderer = new VppRenderer(dataBroker, bindingAwareBroker, publicInterfaces);
  87         vppRpcService = new VppRpcServiceImpl(dataBroker, renderer);
  88         vppRpcServiceRegistration = rpcProviderRegistry.addRpcImplementation(VppAdapterService.class, this);
  89     }
  90
  91     @Override
  92     public ListenableFuture<Void> closeServiceInstance() {
  93         LOG.info("Instance {} closed", this.getClass().getSimpleName());
  94         try {
  95             vppRpcServiceRegistration.close();
  96             vppRpcService.close();
  97             renderer.close();
  98         } catch (Exception e) {
  99             LOG.warn("Exception while closing ... {}", e.getMessage());
 100         }
 101         return Futures.immediateFuture(null);
 102     }
 103
 104     @Override
 105     public void close() throws Exception {
 106
 107         LOG.info("Clustering provider closed for {}", this.getClass().getSimpleName());
 108         if (singletonServiceRegistration != null) {
 109             try {
 110                 singletonServiceRegistration.close();
 111             } catch (Exception e) {
 112                 LOG.warn("{} closed unexpectedly", this.getClass().getSimpleName(), e.getMessage());
 113             }
 114             singletonServiceRegistration = null;
 115         }
 116     }
 117
 118     @Nonnull
 119     @Override
 120     public ServiceGroupIdentifier getIdentifier() {
 121         return IDENTIFIER;
 122     }
 123
 124     @Override
 125     public Future<RpcResult<Void>> deleteVirtualBridgeDomainFromNodes(DeleteVirtualBridgeDomainFromNodesInput input) {
 126         return vppRpcService.deleteVirtualBridgeDomainFromNodes(input);
 127     }
 128
 129     @Override
 130     public Future<RpcResult<Void>> createVirtualBridgeDomainOnNodes(CreateVirtualBridgeDomainOnNodesInput input) {
 131         return vppRpcService.createVirtualBridgeDomainOnNodes(input);
 132     }
 133
 134     @Override
 135     public Future<RpcResult<Void>> createInterfaceOnNode(CreateInterfaceOnNodeInput input) {
 136         return vppRpcService.createInterfaceOnNode(input);
 137     }
 138
 139     @Override
 140     public Future<RpcResult<Void>> addInterfaceToBridgeDomain(AddInterfaceToBridgeDomainInput input) {
 141         if (!ConfigUtil.getInstance().isL3FlatEnabled()) {
 142         return vppRpcService.addInterfaceToBridgeDomain(input);
 143         }
 144         return Futures.immediateFuture(L2_DISABLED_RESULT);
 145     }
 146
 147     @Override
 148     public Future<RpcResult<Void>> delInterfaceFromBridgeDomain(DelInterfaceFromBridgeDomainInput input) {
 149         if (!ConfigUtil.getInstance().isL3FlatEnabled()) {
 150             return vppRpcService.delInterfaceFromBridgeDomain(input);
 151         }
 152         return Futures.immediateFuture(L2_DISABLED_RESULT);
 153     }
 154
 155     @Override
 156     public Future<RpcResult<Void>> cloneVirtualBridgeDomainOnNodes(CloneVirtualBridgeDomainOnNodesInput input) {
 157         if (!ConfigUtil.getInstance().isL3FlatEnabled()) {
 158             return vppRpcService.cloneVirtualBridgeDomainOnNodes(input);
 159         }
 160         return Futures.immediateFuture(L2_DISABLED_RESULT);
 161     }
 162
 163     @Override
 164     public Future<RpcResult<Void>> deleteInterfaceFromNode(DeleteInterfaceFromNodeInput input) {
 165         return vppRpcService.deleteInterfaceFromNode(input);
 166     }
 167 }