vpnservice/vpnmanager/vpnmanager-impl/src/main/java/org/opendaylight/netvirt/vpnmanager/populator/impl/L3vpnPopulator.java

   1 /*
   2  * Copyright (c) 2017 Ericsson India Global Services Pvt Ltd. 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.netvirt.vpnmanager.populator.impl;
   9
  10 import java.util.Collections;
  11 import java.util.List;
  12
  13 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  14 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  15 import org.opendaylight.netvirt.bgpmanager.api.IBgpManager;
  16 import org.opendaylight.netvirt.fibmanager.api.IFibManager;
  17 import org.opendaylight.netvirt.fibmanager.api.RouteOrigin;
  18 import org.opendaylight.netvirt.vpnmanager.VpnInterfaceManager;
  19 import org.opendaylight.netvirt.vpnmanager.populator.input.L3vpnInput;
  20 import org.opendaylight.netvirt.vpnmanager.populator.intfc.VpnPopulator;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.fibmanager.rev150330.vrfentries.VrfEntry;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.adjacency.list.Adjacency;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.adjacency.list.AdjacencyBuilder;
  24 import org.slf4j.Logger;
  25 import org.slf4j.LoggerFactory;
  26
  27 public class L3vpnPopulator implements VpnPopulator {
  28     protected final VpnInterfaceManager vpnInterfaceManager;
  29     protected final IBgpManager bgpManager;
  30     protected final IFibManager fibManager;
  31     protected final DataBroker broker;
  32     private static final Logger LOG = LoggerFactory.getLogger(L3vpnPopulator.class);
  33
  34     protected L3vpnPopulator(DataBroker dataBroker, VpnInterfaceManager vpnInterfaceManager,
  35                              IBgpManager bgpManager, IFibManager fibManager) {
  36         this.vpnInterfaceManager = vpnInterfaceManager;
  37         this.bgpManager = bgpManager;
  38         this.fibManager = fibManager;
  39         this.broker = dataBroker;
  40     }
  41
  42     @Override
  43     public void populateFib(L3vpnInput input, WriteTransaction writeCfgTxn,
  44                             WriteTransaction writeOperTxn) {}
  45
  46     @Override
  47     public Adjacency createOperationalAdjacency(L3vpnInput input) {
  48         return new AdjacencyBuilder().build();
  49     }
  50
  51     @SuppressWarnings("checkstyle:IllegalCatch")
  52     protected void addPrefixToBGP(String rd, String primaryRd, String macAddress, String prefix, String nextHopIp,
  53                                   VrfEntry.EncapType encapType, long label, long l3vni, String gatewayMac,
  54                                   RouteOrigin origin, WriteTransaction writeConfigTxn) {
  55         try {
  56             List<String> nextHopList = Collections.singletonList(nextHopIp);
  57             LOG.info("ADD: Adding Fib entry rd {} prefix {} nextHop {} label {} l3vni {} origin {}",
  58                      rd, prefix, nextHopIp, label, l3vni, origin.getValue());
  59             fibManager.addOrUpdateFibEntry(broker, primaryRd, macAddress, prefix, nextHopList,
  60                     encapType, (int)label, l3vni, gatewayMac, origin, writeConfigTxn);
  61             LOG.info("ADD: Added Fib entry rd {} prefix {} nextHop {} label {}, l3vni {} origin {}",
  62                      rd, prefix, nextHopIp, label, l3vni, origin.getValue());
  63             // Advertise the prefix to BGP only if nexthop ip is available
  64             if (nextHopList != null && !nextHopList.isEmpty()) {
  65                 bgpManager.advertisePrefix(rd, macAddress, prefix, nextHopList, encapType, (int)label,
  66                         l3vni, gatewayMac);
  67             } else {
  68                 LOG.warn("NextHopList is null/empty. Hence rd {} prefix {} is not advertised to BGP", rd, prefix);
  69             }
  70         } catch (Exception e) {
  71             LOG.error("Add prefix failed", e);
  72         }
  73     }
  74 }