vpnservice/bgpmanager/bgpmanager-impl/src/main/java/org/opendaylight/netvirt/bgpmanager/EvpnRdNetworkListener.java

   1 /*
   2  * Copyright © 2015, 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
   9 package org.opendaylight.netvirt.bgpmanager;
  10
  11 import java.util.Map;
  12
  13 import org.opendaylight.controller.md.sal.binding.api.ClusteredDataTreeChangeListener;
  14 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  15 import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipService;
  16 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  17 import org.opendaylight.genius.datastoreutils.AsyncDataTreeChangeListenerBase;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.EvpnRdToNetworks;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.evpn.rd.to.networks.EvpnRdToNetwork;
  20 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  21
  22 import org.slf4j.Logger;
  23 import org.slf4j.LoggerFactory;
  24
  25
  26 public class EvpnRdNetworkListener extends AsyncDataTreeChangeListenerBase<EvpnRdToNetwork, EvpnRdNetworkListener>
  27         implements AutoCloseable, ClusteredDataTreeChangeListener<EvpnRdToNetwork> {
  28     private final DataBroker broker;
  29     private final EntityOwnershipService entityOwnershipService;
  30     private static final Logger LOG = LoggerFactory.getLogger(EvpnRdNetworkListener.class);
  31
  32
  33     public EvpnRdNetworkListener(DataBroker dataBroker,
  34                                  EntityOwnershipService entityOwnershipService) {
  35         super(EvpnRdToNetwork.class, EvpnRdNetworkListener.class);
  36         this.broker = dataBroker;
  37         this.entityOwnershipService = entityOwnershipService;
  38     }
  39
  40     public void init() {
  41         registerListener(LogicalDatastoreType.CONFIGURATION, broker);
  42     }
  43
  44     @Override
  45     protected InstanceIdentifier<EvpnRdToNetwork> getWildCardPath() {
  46         return InstanceIdentifier.create(EvpnRdToNetworks.class).child(EvpnRdToNetwork.class);
  47     }
  48
  49     @Override
  50     protected EvpnRdNetworkListener getDataTreeChangeListener() {
  51         return this;
  52     }
  53
  54     @Override
  55     protected void add(InstanceIdentifier<EvpnRdToNetwork> instanceIdentifier, EvpnRdToNetwork rdToNetwork) {
  56         if (BgpConfigurationManager.ignoreClusterDcnEventForFollower()) {
  57             return;
  58         }
  59         String rd = rdToNetwork.getRd();
  60         String elanName = rdToNetwork.getNetworkId();
  61         LOG.trace("Received EvpnRdToNetwork Add for RD {} Netwrok {}", rd, elanName);
  62         addExternalTepstoElanInstance(rd);
  63     }
  64
  65     @Override
  66     protected void update(InstanceIdentifier<EvpnRdToNetwork> instanceIdentifier, EvpnRdToNetwork rdToNetwork,
  67                           EvpnRdToNetwork rdToNetworkOld) {
  68         String rd = rdToNetwork.getRd();
  69         String elanName = rdToNetwork.getNetworkId();
  70         LOG.trace("Received EvpnRdToNetwork Update for RD {} Netwrok {}", rd, elanName);
  71         LOG.trace("Update operation not supported");
  72
  73     }
  74
  75     @Override
  76     protected void remove(InstanceIdentifier<EvpnRdToNetwork> instanceIdentifier, EvpnRdToNetwork rdToNetwork) {
  77         if (BgpConfigurationManager.ignoreClusterDcnEventForFollower()) {
  78             return;
  79         }
  80         String rd = rdToNetwork.getRd();
  81         String elanName = rdToNetwork.getNetworkId();
  82         LOG.trace("Received EvpnRdToNetwork Delete for RD {} Netwrok {}", rd, elanName);
  83         deleteExternalTepsfromElanInstance(rd);
  84     }
  85
  86     public void addExternalTepstoElanInstance(String rd) {
  87         Map<String, Map<String, Map<String, Long>>> rt2Map = BgpConfigurationManager.getRt2TepMap();
  88         if (!rt2Map.isEmpty()) {
  89             if (rt2Map.containsKey(rd)) {
  90                 rt2Map.get(rd).forEach((tepIp, mac) -> {
  91                     LOG.debug("Adding tep {} to Elan Corresponding to RD {}", tepIp, rd);
  92                     BgpUtil.addTepToElanInstance(broker, rd, tepIp);
  93                 });
  94             } else {
  95                 LOG.debug("No entry for rd {}", rd);
  96             }
  97         }
  98     }
  99
 100     public void deleteExternalTepsfromElanInstance(String rd) {
 101         Map<String, Map<String, Map<String, Long>>> rt2Map = BgpConfigurationManager.getRt2TepMap();
 102         if (!rt2Map.isEmpty()) {
 103             if (rt2Map.containsKey(rd)) {
 104                 rt2Map.get(rd).forEach((tepIp, mac) -> {
 105                     LOG.debug("Deleting tep {} to Elan Corresponding to RD {}", tepIp, rd);
 106                     BgpUtil.deleteTepFromElanInstance(broker, rd, tepIp);
 107                 });
 108             } else {
 109                 LOG.debug("No entry for rd {}", rd);
 110             }
 111         }
 112     }
 113 }