bgp/rib-impl/src/main/java/org/opendaylight/protocol/bgp/rib/impl/config/RibImpl.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.protocol.bgp.rib.impl.config;
  10
  11 import com.google.common.base.Optional;
  12 import com.google.common.base.Preconditions;
  13 import java.util.Map;
  14 import java.util.Set;
  15 import java.util.stream.Collectors;
  16 import org.opendaylight.controller.md.sal.common.api.data.TransactionChainListener;
  17 import org.opendaylight.controller.md.sal.dom.api.DOMDataBroker;
  18 import org.opendaylight.controller.md.sal.dom.api.DOMDataTreeChangeService;
  19 import org.opendaylight.controller.md.sal.dom.api.DOMTransactionChain;
  20 import org.opendaylight.controller.sal.core.api.model.SchemaService;
  21 import org.opendaylight.mdsal.binding.dom.codec.api.BindingCodecTreeFactory;
  22 import org.opendaylight.protocol.bgp.mode.api.PathSelectionMode;
  23 import org.opendaylight.protocol.bgp.openconfig.spi.BGPOpenConfigMappingService;
  24 import org.opendaylight.protocol.bgp.openconfig.spi.BGPOpenConfigProvider;
  25 import org.opendaylight.protocol.bgp.rib.impl.RIBImpl;
  26 import org.opendaylight.protocol.bgp.rib.impl.spi.BGPDispatcher;
  27 import org.opendaylight.protocol.bgp.rib.impl.spi.CodecsRegistry;
  28 import org.opendaylight.protocol.bgp.rib.impl.spi.ImportPolicyPeerTracker;
  29 import org.opendaylight.protocol.bgp.rib.impl.spi.RIB;
  30 import org.opendaylight.protocol.bgp.rib.impl.spi.RIBSupportContextRegistry;
  31 import org.opendaylight.protocol.bgp.rib.impl.stats.rib.impl.BGPRenderStats;
  32 import org.opendaylight.protocol.bgp.rib.spi.CacheDisconnectedPeers;
  33 import org.opendaylight.protocol.bgp.rib.spi.RIBExtensionConsumerContext;
  34 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.top.bgp.Global;
  35 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.AsNumber;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.BgpTableType;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.RibId;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.bgp.rib.Rib;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.bgp.rib.RibKey;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.rib.TablesKey;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.BgpId;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.ClusterIdentifier;
  43 import org.opendaylight.yangtools.concepts.ListenerRegistration;
  44 import org.opendaylight.yangtools.yang.binding.KeyedInstanceIdentifier;
  45 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  46 import org.opendaylight.yangtools.yang.model.api.SchemaContextListener;
  47 import org.osgi.framework.ServiceRegistration;
  48 import org.slf4j.Logger;
  49 import org.slf4j.LoggerFactory;
  50
  51 public final class RibImpl implements RIB, AutoCloseable {
  52
  53     private static final Logger LOG = LoggerFactory.getLogger(RibImpl.class);
  54
  55     private final RIBExtensionConsumerContext extensions;
  56     private final BGPDispatcher dispatcher;
  57     private final BindingCodecTreeFactory codecTreeFactory;
  58     private final DOMDataBroker domBroker;
  59     private final SchemaService schemaService;
  60     private RIBImpl ribImpl;
  61     private ServiceRegistration<?> serviceRegistration;
  62     private ListenerRegistration<SchemaContextListener> schemaContextRegistration;
  63
  64     @SuppressWarnings("deprecation")
  65     public RibImpl(final RIBExtensionConsumerContext contextProvider, final BGPDispatcher dispatcher,
  66             final BindingCodecTreeFactory codecTreeFactory, final DOMDataBroker domBroker, final SchemaService schemaService) {
  67         this.extensions = contextProvider;
  68         this.dispatcher = dispatcher;
  69         this.codecTreeFactory = codecTreeFactory;
  70         this.domBroker = domBroker;
  71         this.schemaService = schemaService;
  72     }
  73
  74     void start(final Global global, final String instanceName, final BGPOpenConfigMappingService mappingService) {
  75         Preconditions.checkState(this.ribImpl == null, "Previous instance %s was not closed.", this);
  76         this.ribImpl = createRib(global, instanceName, mappingService);
  77         this.schemaContextRegistration = this.schemaService.registerSchemaContextListener(this.ribImpl);
  78     }
  79
  80     @Override
  81     public KeyedInstanceIdentifier<Rib, RibKey> getInstanceIdentifier() {
  82         return this.ribImpl.getInstanceIdentifier();
  83     }
  84
  85     @Override
  86     public AsNumber getLocalAs() {
  87         return this.ribImpl.getLocalAs();
  88     }
  89
  90     @Override
  91     public BgpId getBgpIdentifier() {
  92         return this.ribImpl.getBgpIdentifier();
  93     }
  94
  95     @Override
  96     public Set<? extends BgpTableType> getLocalTables() {
  97         return this.ribImpl.getLocalTables();
  98     }
  99
 100     @Override
 101     public BGPDispatcher getDispatcher() {
 102         return this.ribImpl.getDispatcher();
 103     }
 104
 105     @Override
 106     public DOMTransactionChain createPeerChain(final TransactionChainListener listener) {
 107         return this.ribImpl.createPeerChain(listener);
 108     }
 109
 110     @Override
 111     public RIBExtensionConsumerContext getRibExtensions() {
 112         return this.ribImpl.getRibExtensions();
 113     }
 114
 115     @Override
 116     public RIBSupportContextRegistry getRibSupportContext() {
 117         return this.ribImpl.getRibSupportContext();
 118     }
 119
 120     @Override
 121     public YangInstanceIdentifier getYangRibId() {
 122         return this.ribImpl.getYangRibId();
 123     }
 124
 125     @Override
 126     public CodecsRegistry getCodecsRegistry() {
 127         return this.ribImpl.getCodecsRegistry();
 128     }
 129
 130     @Override
 131     public Optional<BGPOpenConfigProvider> getOpenConfigProvider() {
 132         return this.ribImpl.getOpenConfigProvider();
 133     }
 134
 135     @Override
 136     public CacheDisconnectedPeers getCacheDisconnectedPeers() {
 137         return this.ribImpl.getCacheDisconnectedPeers();
 138     }
 139
 140     @Override
 141     public DOMDataTreeChangeService getService() {
 142         return this.ribImpl.getService();
 143     }
 144
 145     @Override
 146     public void close() {
 147         if (this.ribImpl != null) {
 148             this.ribImpl.close();
 149             this.ribImpl = null;
 150         }
 151         if (this.schemaContextRegistration != null) {
 152             this.schemaContextRegistration.close();
 153             this.schemaContextRegistration = null;
 154         }
 155         if (this.serviceRegistration != null) {
 156             try {
 157                 this.serviceRegistration.unregister();
 158             } catch(final IllegalStateException e) {
 159                 LOG.warn("Failed to unregister {} service instance", this, e);
 160             }
 161             this.serviceRegistration = null;
 162         }
 163     }
 164
 165     public void setServiceRegistration(final ServiceRegistration<?> serviceRegistration) {
 166         this.serviceRegistration = serviceRegistration;
 167     }
 168
 169     @Override
 170     public BGPRenderStats getRenderStats() {
 171         return this.ribImpl.getRenderStats();
 172     }
 173
 174     @Override
 175     public ImportPolicyPeerTracker getImportPolicyPeerTracker() {
 176         return this.ribImpl.getImportPolicyPeerTracker();
 177     }
 178
 179     @Override
 180     public Set<TablesKey> getLocalTablesKeys() {
 181         return this.ribImpl.getLocalTablesKeys();
 182     }
 183
 184     @Override
 185     public String toString() {
 186         return this.ribImpl.toString();
 187     }
 188
 189     private RIBImpl createRib(final Global global, final String bgpInstanceName, final BGPOpenConfigMappingService mappingService) {
 190         final Map<TablesKey, PathSelectionMode> pathSelectionModes = mappingService.toPathSelectionMode(global.getAfiSafis().getAfiSafi()).entrySet()
 191                 .stream().collect(Collectors.toMap(entry -> new TablesKey(entry.getKey().getAfi(), entry.getKey().getSafi()), entry -> entry.getValue()));
 192         return new RIBImpl(new RibId(bgpInstanceName), new AsNumber(global.getConfig().getAs().getValue()),
 193                 new BgpId(global.getConfig().getRouterId().getValue()), new ClusterIdentifier(global.getConfig().getRouterId().getValue()),
 194                 this.extensions, this.dispatcher, this.codecTreeFactory, this.domBroker,
 195                 mappingService.toTableTypes(global.getAfiSafis().getAfiSafi()), pathSelectionModes,
 196                 this.extensions.getClassLoadingStrategy());
 197     }
 198
 199 }