bgp/extensions/inet/src/main/java/org/opendaylight/protocol/bgp/inet/IPv6RIBSupport.java

   1 /*
   2  * Copyright (c) 2015 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.inet;
   9
  10 import java.util.ArrayList;
  11 import java.util.Collection;
  12 import java.util.List;
  13 import org.opendaylight.mdsal.binding.dom.codec.api.BindingNormalizedNodeSerializer;
  14 import org.opendaylight.protocol.bgp.parser.spi.PathIdUtil;
  15 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6Prefix;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.bgp.rib.rib.loc.rib.tables.routes.Ipv6RoutesCase;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.ipv6.prefixes.DestinationIpv6;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.ipv6.prefixes.DestinationIpv6Builder;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.ipv6.prefixes.destination.ipv6.Ipv6Prefixes;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.ipv6.prefixes.destination.ipv6.Ipv6PrefixesBuilder;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.ipv6.routes.Ipv6Routes;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.ipv6.routes.ipv6.routes.Ipv6Route;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationIpv6CaseBuilder;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.destination.DestinationType;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.Ipv6AddressFamily;
  26 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
  27 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNodes;
  28
  29 /**
  30  * Class supporting IPv6 unicast RIBs.
  31  */
  32 final class IPv6RIBSupport extends AbstractIPRibSupport<Ipv6RoutesCase, Ipv6Routes, Ipv6Route> {
  33     IPv6RIBSupport(final BindingNormalizedNodeSerializer mappingService) {
  34         super(mappingService,
  35             org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.Ipv6Prefix.class,
  36             Ipv6AddressFamily.VALUE, Ipv6AddressFamily.QNAME,
  37             Ipv6RoutesCase.class, Ipv6RoutesCase.QNAME,
  38             Ipv6Routes.class, Ipv6Routes.QNAME,
  39             Ipv6Route.class, Ipv6Route.QNAME,
  40             DestinationIpv6.QNAME, Ipv6Prefixes.QNAME);
  41     }
  42
  43     @Override
  44     protected DestinationType buildDestination(final Collection<MapEntryNode> routes) {
  45         return new DestinationIpv6CaseBuilder().setDestinationIpv6(new DestinationIpv6Builder()
  46                 .setIpv6Prefixes(extractPrefixes(routes)).build()).build();
  47     }
  48
  49     @Override
  50     protected DestinationType buildWithdrawnDestination(final Collection<MapEntryNode> routes) {
  51         return new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.update
  52                 .attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationIpv6CaseBuilder()
  53                 .setDestinationIpv6(new DestinationIpv6Builder().setIpv6Prefixes(extractPrefixes(routes))
  54                         .build()).build();
  55     }
  56
  57     private List<Ipv6Prefixes> extractPrefixes(final Collection<MapEntryNode> routes) {
  58         final var prefs = new ArrayList<Ipv6Prefixes>(routes.size());
  59         for (var route : routes) {
  60             final var prefix = (String) NormalizedNodes.findNode(route, routePrefixIdentifier()).orElseThrow().body();
  61             prefs.add(new Ipv6PrefixesBuilder()
  62                 .setPathId(PathIdUtil.buildPathId(route, routePathIdNid())).setPrefix(new Ipv6Prefix(prefix))
  63                 .build());
  64         }
  65         return prefs;
  66     }
  67 }