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