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         singletonServiceRegistration = clusterSingletonService.registerClusterSingletonService(this);
  77     }
  78
  79     @Override
  80     public void instantiateServiceInstance() {
  81         LOG.info("Instantiating {}", this.getClass().getSimpleName());
  82         renderer = new VppRenderer(dataBroker, bindingAwareBroker, publicInterfaces);
  83         vppRpcService = new VppRpcServiceImpl(dataBroker, renderer);
  84         vppRpcServiceRegistration = rpcProviderRegistry.addRpcImplementation(VppAdapterService.class, this);
  85     }
  86
  87     @Override
  88     public ListenableFuture<Void> closeServiceInstance() {
  89         LOG.info("Instance {} closed", this.getClass().getSimpleName());
  90         try {
  91             vppRpcServiceRegistration.close();
  92             vppRpcService.close();
  93             renderer.close();
  94         } catch (Exception e) {
  95             LOG.warn("Exception while closing ... {}", e.getMessage());
  96         }
  97         return Futures.immediateFuture(null);
  98     }
  99
 100     @Override
 101     public void close() throws Exception {
 102
 103         LOG.info("Clustering provider closed for {}", this.getClass().getSimpleName());
 104         if (singletonServiceRegistration != null) {
 105             try {
 106                 singletonServiceRegistration.close();
 107             } catch (Exception e) {
 108                 LOG.warn("{} closed unexpectedly", this.getClass().getSimpleName(), e.getMessage());
 109             }
 110             singletonServiceRegistration = null;
 111         }
 112     }
 113
 114     @Nonnull
 115     @Override
 116     public ServiceGroupIdentifier getIdentifier() {
 117         return IDENTIFIER;
 118     }
 119
 120     @Override
 121     public Future<RpcResult<Void>> deleteVirtualBridgeDomainFromNodes(DeleteVirtualBridgeDomainFromNodesInput input) {
 122         return vppRpcService.deleteVirtualBridgeDomainFromNodes(input);
 123     }
 124
 125     @Override
 126     public Future<RpcResult<Void>> createVirtualBridgeDomainOnNodes(CreateVirtualBridgeDomainOnNodesInput input) {
 127         return vppRpcService.createVirtualBridgeDomainOnNodes(input);
 128     }
 129
 130     @Override
 131     public Future<RpcResult<Void>> createInterfaceOnNode(CreateInterfaceOnNodeInput input) {
 132         return vppRpcService.createInterfaceOnNode(input);
 133     }
 134
 135     @Override
 136     public Future<RpcResult<Void>> addInterfaceToBridgeDomain(AddInterfaceToBridgeDomainInput input) {
 137         if (!ConfigUtil.getInstance().isL3FlatEnabled()) {
 138         return vppRpcService.addInterfaceToBridgeDomain(input);
 139         }
 140         return Futures.immediateFuture(L2_DISABLED_RESULT);
 141     }
 142
 143     @Override
 144     public Future<RpcResult<Void>> delInterfaceFromBridgeDomain(DelInterfaceFromBridgeDomainInput input) {
 145         if (!ConfigUtil.getInstance().isL3FlatEnabled()) {
 146             return vppRpcService.delInterfaceFromBridgeDomain(input);
 147         }
 148         return Futures.immediateFuture(L2_DISABLED_RESULT);
 149     }
 150
 151     @Override
 152     public Future<RpcResult<Void>> cloneVirtualBridgeDomainOnNodes(CloneVirtualBridgeDomainOnNodesInput input) {
 153         if (!ConfigUtil.getInstance().isL3FlatEnabled()) {
 154             return vppRpcService.cloneVirtualBridgeDomainOnNodes(input);
 155         }
 156         return Futures.immediateFuture(L2_DISABLED_RESULT);
 157     }
 158
 159     @Override
 160     public Future<RpcResult<Void>> deleteInterfaceFromNode(DeleteInterfaceFromNodeInput input) {
 161         return vppRpcService.deleteInterfaceFromNode(input);
 162     }
 163 }