bgp/rib-impl/src/main/java/org/opendaylight/protocol/bgp/rib/impl/Ipv4AdjRIBsIn.java

   1 /*
   2  * Copyright (c) 2013 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 package org.opendaylight.protocol.bgp.rib.impl;
   9
  10 import com.google.common.collect.Lists;
  11 import org.opendaylight.protocol.bgp.rib.spi.AbstractAdjRIBs;
  12 import org.opendaylight.protocol.bgp.rib.spi.AdjRIBsTransaction;
  13 import org.opendaylight.protocol.bgp.rib.spi.Peer;
  14 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv4Prefix;
  15 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev150305.ipv4.prefixes.DestinationIpv4Builder;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev150305.ipv4.prefixes.destination.ipv4.Ipv4Prefixes;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev150305.ipv4.prefixes.destination.ipv4.Ipv4PrefixesBuilder;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev150305.ipv4.routes.Ipv4Routes;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev150305.ipv4.routes.ipv4.routes.Ipv4Route;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev150305.ipv4.routes.ipv4.routes.Ipv4RouteBuilder;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev150305.ipv4.routes.ipv4.routes.Ipv4RouteKey;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev150305.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationIpv4Case;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev150305.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationIpv4CaseBuilder;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.Attributes;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.AttributesBuilder;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.update.attributes.MpReachNlri;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.update.attributes.MpReachNlriBuilder;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.update.attributes.MpUnreachNlri;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.update.attributes.MpUnreachNlriBuilder;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.update.attributes.mp.reach.nlri.AdvertizedRoutes;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.update.attributes.mp.reach.nlri.AdvertizedRoutesBuilder;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.update.attributes.mp.unreach.nlri.WithdrawnRoutes;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.update.attributes.mp.unreach.nlri.WithdrawnRoutesBuilder;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.rib.Tables;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.rib.TablesKey;
  36 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  37 import org.opendaylight.yangtools.yang.binding.KeyedInstanceIdentifier;
  38
  39 @Deprecated
  40 final class Ipv4AdjRIBsIn extends AbstractAdjRIBs<Ipv4Prefix, Ipv4Route, Ipv4RouteKey> {
  41     private final InstanceIdentifier<Ipv4Routes> routesBasePath;
  42
  43     Ipv4AdjRIBsIn(final KeyedInstanceIdentifier<Tables, TablesKey> basePath) {
  44         super(basePath);
  45         this.routesBasePath = basePath.builder().child((Class)Ipv4Routes.class).build();
  46     }
  47
  48     @Override
  49     @Deprecated
  50     public KeyedInstanceIdentifier<Ipv4Route, Ipv4RouteKey> identifierForKey(final InstanceIdentifier<Tables> basePath, final Ipv4Prefix key) {
  51         return basePath.child((Class)Ipv4Routes.class).child(Ipv4Route.class, new Ipv4RouteKey(key));
  52     }
  53
  54     @Override
  55     public KeyedInstanceIdentifier<Ipv4Route, Ipv4RouteKey> identifierForKey(final Ipv4Prefix key) {
  56         return this.routesBasePath.child(Ipv4Route.class, new Ipv4RouteKey(key));
  57     }
  58
  59     @Override
  60     public void addRoutes(final AdjRIBsTransaction trans, final Peer peer, final MpReachNlri nlri,
  61         final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.Attributes attributes) {
  62         final RIBEntryData<Ipv4Prefix, Ipv4Route, Ipv4RouteKey> data = new RIBEntryData<Ipv4Prefix, Ipv4Route, Ipv4RouteKey>(peer, attributes) {
  63             @Override
  64             protected Ipv4Route getDataObject(final Ipv4Prefix key, final Ipv4RouteKey id) {
  65                 return new Ipv4RouteBuilder().setKey(id).setAttributes(new AttributesBuilder(attributes).build()).build();
  66             }
  67         };
  68
  69         for (final Ipv4Prefixes id : ((DestinationIpv4Case) nlri.getAdvertizedRoutes().getDestinationType()).getDestinationIpv4().getIpv4Prefixes()) {
  70             super.add(trans, peer, id.getPrefix(), data);
  71         }
  72     }
  73
  74     @Override
  75     public void removeRoutes(final AdjRIBsTransaction trans, final Peer peer, final MpUnreachNlri nlri) {
  76         for (final Ipv4Prefixes id : ((org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev150305.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationIpv4Case) nlri.getWithdrawnRoutes().getDestinationType()).getDestinationIpv4().getIpv4Prefixes()) {
  77             super.remove(trans, peer, id.getPrefix());
  78         }
  79     }
  80
  81     @Override
  82     public void addAdvertisement(final MpReachNlriBuilder builder, final Ipv4Route data) {
  83         final Attributes a = data.getAttributes();
  84         if (a != null && a.getCNextHop() != null) {
  85             builder.setCNextHop(a.getCNextHop());
  86         }
  87         final AdvertizedRoutes ar = builder.getAdvertizedRoutes();
  88         final Ipv4Prefixes p = new Ipv4PrefixesBuilder().setPrefix(data.getPrefix()).build();
  89         if (ar == null) {
  90             builder.setAdvertizedRoutes(new AdvertizedRoutesBuilder().setDestinationType(
  91                 new DestinationIpv4CaseBuilder().setDestinationIpv4(new DestinationIpv4Builder().setIpv4Prefixes(Lists.newArrayList(p)).build()).build()).build());
  92         } else {
  93             ((DestinationIpv4Case) ar.getDestinationType()).getDestinationIpv4().getIpv4Prefixes().add(p);
  94         }
  95     }
  96
  97     @Override
  98     public void addWithdrawal(final MpUnreachNlriBuilder builder, final Ipv4Prefix id) {
  99         final WithdrawnRoutes wr = builder.getWithdrawnRoutes();
 100         final Ipv4Prefixes p = new Ipv4PrefixesBuilder().setPrefix(id).build();
 101         if (wr == null) {
 102             builder.setWithdrawnRoutes(new WithdrawnRoutesBuilder().setDestinationType(
 103                 new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev150305.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationIpv4CaseBuilder().setDestinationIpv4(new DestinationIpv4Builder().setIpv4Prefixes(
 104                     Lists.newArrayList(p)).build()).build()).build());
 105         } else {
 106             ((org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev150305.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationIpv4Case) wr.getDestinationType()).getDestinationIpv4().getIpv4Prefixes().add(p);
 107         }
 108     }
 109
 110     @SuppressWarnings("unchecked")
 111     @Override
 112     public KeyedInstanceIdentifier<Ipv4Route, Ipv4RouteKey> routeIdentifier(final InstanceIdentifier<?> id) {
 113         return (KeyedInstanceIdentifier<Ipv4Route, Ipv4RouteKey>)id.firstIdentifierOf(Ipv4Route.class);
 114     }
 115
 116     @Override
 117     public Ipv4Prefix keyForIdentifier(final KeyedInstanceIdentifier<Ipv4Route, Ipv4RouteKey> id) {
 118         return id.getKey().getPrefix();
 119     }
 120 }