hwvtepsouthbound/hwvtepsouthbound-impl/src/main/java/org/opendaylight/ovsdb/hwvtepsouthbound/transact/PlainLogicalSwitchRemoveCmd.java

   1 /*
   2  * Copyright (c) 2015 China Telecom Beijing Research Institute 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.ovsdb.hwvtepsouthbound.transact;
  10
  11 import static org.opendaylight.ovsdb.lib.operations.Operations.op;
  12
  13 import java.util.Collection;
  14 import java.util.List;
  15 import java.util.Objects;
  16 import java.util.concurrent.TimeUnit;
  17 import java.util.concurrent.atomic.AtomicInteger;
  18
  19 import org.opendaylight.mdsal.binding.api.DataTreeModification;
  20 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepSouthboundConstants;
  21 import org.opendaylight.ovsdb.lib.operations.TransactionBuilder;
  22 import org.opendaylight.ovsdb.lib.schema.typed.TyperUtils;
  23 import org.opendaylight.ovsdb.schema.hardwarevtep.LogicalSwitch;
  24 import org.opendaylight.ovsdb.utils.mdsal.utils.Scheduler;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepGlobalAugmentation;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LogicalSwitches;
  27 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  28 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  29 import org.slf4j.Logger;
  30 import org.slf4j.LoggerFactory;
  31
  32 public class PlainLogicalSwitchRemoveCmd extends AbstractTransactCommand<LogicalSwitches, HwvtepGlobalAugmentation> {
  33     private static final Logger LOG = LoggerFactory.getLogger(PlainLogicalSwitchRemoveCmd.class);
  34     private AtomicInteger retryCount = new AtomicInteger(5);
  35     private LogicalSwitches logicalSwitches;
  36     private InstanceIdentifier<Node> nodeIid;
  37
  38     public PlainLogicalSwitchRemoveCmd(HwvtepOperationalState state,
  39                                        Collection<DataTreeModification<Node>> changes,
  40                                        LogicalSwitches logicalSwitches,
  41                                        int retryCount) {
  42         super(state, changes);
  43         this.logicalSwitches = logicalSwitches;
  44         this.retryCount = new AtomicInteger(retryCount);
  45         this.nodeIid = getOperationalState().getConnectionInstance().getInstanceIdentifier();
  46     }
  47
  48     @Override
  49     public void execute(TransactionBuilder transaction) {
  50         LogicalSwitch logicalSwitch = TyperUtils.getTypedRowWrapper(
  51                 transaction.getDatabaseSchema(), LogicalSwitch.class, null);
  52         transaction.add(op.delete(logicalSwitch.getSchema())
  53                 .where(logicalSwitch.getNameColumn().getSchema().opEqual(
  54                         logicalSwitches.getHwvtepNodeName().getValue())).build());
  55     }
  56
  57     @Override
  58     protected List<LogicalSwitches> getData(HwvtepGlobalAugmentation augmentation) {
  59         return augmentation.getLogicalSwitches();
  60     }
  61
  62     @Override
  63     protected boolean areEqual(LogicalSwitches logicalSwitches1 , LogicalSwitches logicalSwitches2) {
  64         return logicalSwitches1.key().equals(logicalSwitches2.key())
  65                 && Objects.equals(logicalSwitches1.getTunnelKey(), logicalSwitches2.getTunnelKey());
  66     }
  67
  68     public boolean retry() {
  69         boolean ret = retryCount.decrementAndGet() > 0;
  70         if (ret) {
  71             Scheduler.getScheduledExecutorService().schedule(() -> {
  72                 getOperationalState().getConnectionInstance().transact(this);
  73             }, HwvtepSouthboundConstants.LS_REMOVE_DELAY_SECS, TimeUnit.SECONDS);
  74         } else {
  75             LOG.error("Failed in deletion of logical switch {}", logicalSwitches);
  76         }
  77         return ret;
  78     }
  79
  80     protected boolean isDeleteCmd() {
  81         return true;
  82     }
  83 }