renderers/vpp/src/main/java/org/opendaylight/groupbasedpolicy/renderer/vpp/lisp/flat/overlay/StaticRoutingHelper.java

   1 /*
   2  * Copyright (c) 2017 Cisco Systems. 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.groupbasedpolicy.renderer.vpp.lisp.flat.overlay;
   9
  10 import java.util.Collections;
  11 import java.util.List;
  12
  13 import org.opendaylight.groupbasedpolicy.renderer.vpp.lisp.info.container.HostRelatedInfoContainer;
  14 import org.opendaylight.groupbasedpolicy.renderer.vpp.lisp.util.Constants;
  15 import org.opendaylight.groupbasedpolicy.renderer.vpp.util.GbpNetconfTransaction;
  16 import org.opendaylight.groupbasedpolicy.renderer.vpp.util.VppIidFactory;
  17 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address;
  18 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Prefix;
  19 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipv4.unicast.routing.rev170917.StaticRoutes1;
  20 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipv4.unicast.routing.rev170917.routing.routing.instance.routing.protocols.routing.protocol._static.routes.Ipv4;
  21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipv4.unicast.routing.rev170917.routing.routing.instance.routing.protocols.routing.protocol._static.routes.Ipv4Builder;
  22 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipv4.unicast.routing.rev170917.routing.routing.instance.routing.protocols.routing.protocol._static.routes.ipv4.Route;
  23 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipv4.unicast.routing.rev170917.routing.routing.instance.routing.protocols.routing.protocol._static.routes.ipv4.RouteBuilder;
  24 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipv4.unicast.routing.rev170917.routing.routing.instance.routing.protocols.routing.protocol._static.routes.ipv4.RouteKey;
  25 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipv4.unicast.routing.rev170917.routing.routing.instance.routing.protocols.routing.protocol._static.routes.ipv4.route.next.hop.options.SimpleNextHopBuilder;
  26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipv4.unicast.routing.rev170917.routing.routing.instance.routing.protocols.routing.protocol._static.routes.ipv4.route.next.hop.options.TableLookupBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipv4.unicast.routing.rev170917.routing.routing.instance.routing.protocols.routing.protocol._static.routes.ipv4.route.next.hop.options.table.lookup.TableLookupParamsBuilder;
  28 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.routing.rev140524.Static;
  29 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.routing.rev140524.routing.routing.instance.routing.protocols.RoutingProtocol;
  30 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.routing.rev140524.routing.routing.instance.routing.protocols.RoutingProtocolBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.routing.rev140524.routing.routing.instance.routing.protocols.RoutingProtocolKey;
  32 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.routing.rev140524.routing.routing.instance.routing.protocols.routing.protocol.StaticRoutes;
  33 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.vpp.routing.rev170917.RoutingProtocolVppAttr;
  34 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.vpp.routing.rev170917.RoutingProtocolVppAttrBuilder;
  35 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.vpp.routing.rev170917.VniReference;
  36 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.vpp.routing.rev170917.routing.routing.instance.routing.protocols.routing.protocol.VppProtocolAttributesBuilder;
  37 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
  38 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  39 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  40 import org.slf4j.Logger;
  41 import org.slf4j.LoggerFactory;
  42
  43 class StaticRoutingHelper {
  44     private static final Logger LOG = LoggerFactory.getLogger(StaticRoutingHelper.class);
  45
  46     private HostRelatedInfoContainer hostRelatedInfoContainer = HostRelatedInfoContainer.getInstance();
  47
  48     synchronized boolean addRoutingProtocolForVrf(InstanceIdentifier<Node> nodeIid, long vrfId) {
  49         RoutingProtocolBuilder builder = new RoutingProtocolBuilder();
  50         builder.setKey(getRoutingProtocolName(vrfId));
  51         builder.setName(getRoutingProtocolName(vrfId).getName());
  52         builder.setType(Static.class);
  53         builder.setDescription(Constants.DEFAULT_ROUTING_DESCRIPTION);
  54         RoutingProtocolVppAttrBuilder vppAugmentationBuilder = new RoutingProtocolVppAttrBuilder();
  55
  56         vppAugmentationBuilder.
  57                 setVppProtocolAttributes(new VppProtocolAttributesBuilder()
  58                                                 .setPrimaryVrf(new VniReference(vrfId)).build());
  59
  60         builder.addAugmentation(RoutingProtocolVppAttr.class, vppAugmentationBuilder.build());
  61
  62         InstanceIdentifier<RoutingProtocol> iid = VppIidFactory
  63                 .getRoutingInstanceIid(builder.getKey());
  64         return GbpNetconfTransaction.netconfSyncedWrite(nodeIid, iid, builder.build(),
  65             GbpNetconfTransaction.RETRY_COUNT);
  66     }
  67
  68     synchronized boolean addSingleStaticRouteInRoutingProtocol(Long routeId, String hostName, long portVrfId,
  69             Ipv4Address nextHopAddress, Ipv4Prefix ipPrefix, String outgoingInterface, VniReference secondaryVrf) {
  70         RouteBuilder builder = new RouteBuilder();
  71         builder.setId(routeId);
  72         builder.setDestinationPrefix(ipPrefix);
  73         builder.setKey(new RouteKey(builder.getId()));
  74
  75         if (secondaryVrf != null) {
  76             builder.setNextHopOptions(new TableLookupBuilder()
  77                 .setTableLookupParams(new TableLookupParamsBuilder().setSecondaryVrf(secondaryVrf).build()).build());
  78         } else {
  79             builder.setNextHopOptions(new SimpleNextHopBuilder().setNextHop(nextHopAddress)
  80                 .setOutgoingInterface(outgoingInterface)
  81                 .build());
  82         }
  83         String protocolName = Constants.ROUTING_PROTOCOL_NAME_PREFIX + String.valueOf(portVrfId);
  84
  85         List<Route> routes = Collections.singletonList(builder.build());
  86         Ipv4 ipv4Route = new Ipv4Builder().setRoute(routes).build();
  87         RoutingProtocolKey routingProtocolKey = new RoutingProtocolKey(protocolName);
  88         InstanceIdentifier<Ipv4> iid = VppIidFactory.getRoutingInstanceIid(routingProtocolKey)
  89             .child(StaticRoutes.class)
  90             .augmentation(StaticRoutes1.class)
  91             .child(Ipv4.class);
  92         boolean txResult =
  93                 GbpNetconfTransaction.netconfSyncedMerge(VppIidFactory.getNetconfNodeIid(new NodeId(hostName)),
  94                         VppIidFactory.getRoutingInstanceIid(routingProtocolKey),
  95                         new RoutingProtocolBuilder().setKey(routingProtocolKey).setType(Static.class).build(),
  96                         GbpNetconfTransaction.RETRY_COUNT);
  97
  98         if (txResult && GbpNetconfTransaction.netconfSyncedMerge(VppIidFactory.getNetconfNodeIid(new NodeId(hostName)),
  99                 iid, ipv4Route, GbpNetconfTransaction.RETRY_COUNT)) {
 100             hostRelatedInfoContainer.addRouteToIntfc(hostName, outgoingInterface, routeId);
 101             LOG.trace("addSingleStaticRouteInRoutingProtocol -> Route added for host: {}: {}", hostName, ipv4Route);
 102             return true;
 103         }
 104         return false;
 105     }
 106
 107     synchronized boolean deleteSingleStaticRouteFromRoutingProtocol(String hostName, long vrfId, Long routeId) {
 108         LOG.trace("deleteSingleStaticRouteFromRoutingProtocol -> deleting route. id: {}, vrf: {}, hostName: {}",
 109             routeId, vrfId, hostName);
 110
 111         String protocolName = Constants.ROUTING_PROTOCOL_NAME_PREFIX + vrfId;
 112         InstanceIdentifier<Route> iid = VppIidFactory
 113             .getRoutingInstanceIid(new RoutingProtocolKey(protocolName))
 114             .child(StaticRoutes.class)
 115             .augmentation(StaticRoutes1.class)
 116             .child(Ipv4.class)
 117             .child(Route.class, new RouteKey(routeId));
 118
 119         return GbpNetconfTransaction.netconfSyncedDelete(VppIidFactory.getNetconfNodeIid(new NodeId(hostName)), iid,
 120             GbpNetconfTransaction.RETRY_COUNT);
 121     }
 122
 123     static RoutingProtocolKey getRoutingProtocolName(long vrf) {
 124         return new RoutingProtocolKey(Constants.ROUTING_PROTOCOL_NAME_PREFIX + vrf);
 125     }
 126 }