elanmanager/impl/src/main/java/org/opendaylight/netvirt/elan/l2gw/jobs/DeleteLogicalSwitchJob.java

   1 /*
   2  * Copyright (c) 2016 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.elan.l2gw.jobs;
   9
  10 import com.google.common.util.concurrent.ListenableFuture;
  11
  12 import java.util.ArrayList;
  13 import java.util.Collections;
  14 import java.util.List;
  15 import java.util.concurrent.Callable;
  16 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  17 import org.opendaylight.genius.utils.hwvtep.HwvtepSouthboundUtils;
  18 import org.opendaylight.genius.utils.hwvtep.HwvtepUtils;
  19 import org.opendaylight.netvirt.elan.l2gw.utils.ElanL2GatewayUtils;
  20 import org.opendaylight.netvirt.elan.utils.ElanConstants;
  21 import org.opendaylight.netvirt.neutronvpn.api.l2gw.L2GatewayDevice;
  22 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.MacAddress;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepLogicalSwitchRef;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepNodeName;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LogicalSwitches;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.RemoteMcastMacsKey;
  27 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
  28 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  29 import org.slf4j.Logger;
  30 import org.slf4j.LoggerFactory;
  31
  32 /**
  33  * The Class DeleteLogicalSwitchJob.
  34  */
  35 public class DeleteLogicalSwitchJob implements Callable<List<ListenableFuture<Void>>> {
  36     private DataBroker broker;
  37
  38     /** The logical switch name. */
  39     private String logicalSwitchName;
  40
  41     /** The physical device. */
  42     private NodeId hwvtepNodeId;
  43
  44     private final ElanL2GatewayUtils elanL2GatewayUtils;
  45     private final boolean clearUcast;
  46     private volatile boolean cancelled = false;
  47
  48     private static final Logger LOG = LoggerFactory.getLogger(DeleteLogicalSwitchJob.class);
  49
  50     public DeleteLogicalSwitchJob(DataBroker broker, ElanL2GatewayUtils elanL2GatewayUtils,
  51                                   NodeId hwvtepNodeId, String logicalSwitchName, boolean clearUcast) {
  52         this.broker = broker;
  53         this.hwvtepNodeId = hwvtepNodeId;
  54         this.logicalSwitchName = logicalSwitchName;
  55         this.elanL2GatewayUtils = elanL2GatewayUtils;
  56         this.clearUcast = clearUcast;
  57         LOG.debug("created logical switch deleted job for {} on {}", logicalSwitchName, hwvtepNodeId);
  58     }
  59
  60     public void cancel() {
  61         this.cancelled = true;
  62     }
  63
  64     public String getJobKey() {
  65         return logicalSwitchName;
  66     }
  67
  68     @Override
  69     public List<ListenableFuture<Void>> call() throws Exception {
  70         if (cancelled) {
  71             LOG.info("Delete logical switch job cancelled ");
  72             return Collections.emptyList();
  73         }
  74         LOG.debug("running logical switch deleted job for {} in {}", logicalSwitchName, hwvtepNodeId);
  75         elanL2GatewayUtils.deleteElanMacsFromL2GatewayDevice(hwvtepNodeId.getValue(), logicalSwitchName);
  76         InstanceIdentifier<LogicalSwitches> logicalSwitch = HwvtepSouthboundUtils
  77                 .createLogicalSwitchesInstanceIdentifier(hwvtepNodeId, new HwvtepNodeName(logicalSwitchName));
  78         RemoteMcastMacsKey remoteMcastMacsKey = new RemoteMcastMacsKey(new HwvtepLogicalSwitchRef(logicalSwitch),
  79                 new MacAddress(ElanConstants.UNKNOWN_DMAC));
  80         HwvtepUtils.deleteRemoteMcastMac(broker, hwvtepNodeId, remoteMcastMacsKey);
  81
  82         L2GatewayDevice l2GatewayDevice = new L2GatewayDevice("");
  83         l2GatewayDevice.setHwvtepNodeId(hwvtepNodeId.getValue());
  84
  85         List<ListenableFuture<Void>> futures = new ArrayList<>();
  86         futures.add(HwvtepUtils.deleteLogicalSwitch(broker, hwvtepNodeId, logicalSwitchName));
  87         if (clearUcast) {
  88             LOG.trace("Clearing the local ucast macs of device {} macs ", hwvtepNodeId.getValue());
  89             futures.addAll(
  90                     elanL2GatewayUtils.deleteL2GwDeviceUcastLocalMacsFromElan(l2GatewayDevice, logicalSwitchName));
  91         }
  92         return futures;
  93     }
  94 }