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 package org.opendaylight.ovsdb.hwvtepsouthbound.transact;
   9
  10 import static org.opendaylight.ovsdb.lib.operations.Operations.op;
  11
  12 import java.util.Collection;
  13 import java.util.Map;
  14 import java.util.Objects;
  15 import java.util.concurrent.TimeUnit;
  16 import java.util.concurrent.atomic.AtomicInteger;
  17 import org.opendaylight.mdsal.binding.api.DataTreeModification;
  18 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepSouthboundConstants;
  19 import org.opendaylight.ovsdb.lib.operations.TransactionBuilder;
  20 import org.opendaylight.ovsdb.lib.schema.typed.TyperUtils;
  21 import org.opendaylight.ovsdb.schema.hardwarevtep.LogicalSwitch;
  22 import org.opendaylight.ovsdb.utils.mdsal.utils.Scheduler;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepGlobalAugmentation;
  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.LogicalSwitchesKey;
  26 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  27 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  28 import org.slf4j.Logger;
  29 import org.slf4j.LoggerFactory;
  30
  31 public class PlainLogicalSwitchRemoveCmd
  32         extends AbstractTransactCommand<LogicalSwitches, LogicalSwitchesKey, HwvtepGlobalAugmentation> {
  33     private static final Logger LOG = LoggerFactory.getLogger(PlainLogicalSwitchRemoveCmd.class);
  34
  35     private AtomicInteger retryCount = new AtomicInteger(5);
  36     private final LogicalSwitches logicalSwitches;
  37     private final InstanceIdentifier<Node> nodeIid;
  38
  39     public PlainLogicalSwitchRemoveCmd(final HwvtepOperationalState state,
  40                                        final Collection<DataTreeModification<Node>> changes,
  41                                        final LogicalSwitches logicalSwitches,
  42                                        final int retryCount) {
  43         super(state, changes);
  44         this.logicalSwitches = logicalSwitches;
  45         this.retryCount = new AtomicInteger(retryCount);
  46         this.nodeIid = getOperationalState().getConnectionInstance().getInstanceIdentifier();
  47     }
  48
  49     @Override
  50     public void execute(final TransactionBuilder transaction) {
  51         LogicalSwitch logicalSwitch = TyperUtils.getTypedRowWrapper(
  52                 transaction.getDatabaseSchema(), LogicalSwitch.class, null);
  53         transaction.add(op.delete(logicalSwitch.getSchema())
  54                 .where(logicalSwitch.getNameColumn().getSchema().opEqual(
  55                         logicalSwitches.getHwvtepNodeName().getValue())).build());
  56     }
  57
  58     @Override
  59     protected Map<LogicalSwitchesKey, LogicalSwitches> getData(final HwvtepGlobalAugmentation augmentation) {
  60         return augmentation.getLogicalSwitches();
  61     }
  62
  63     @Override
  64     protected boolean areEqual(final LogicalSwitches logicalSwitches1 , final LogicalSwitches logicalSwitches2) {
  65         return logicalSwitches1.key().equals(logicalSwitches2.key())
  66                 && Objects.equals(logicalSwitches1.getTunnelKey(), logicalSwitches2.getTunnelKey());
  67     }
  68
  69     @Override
  70     public boolean retry() {
  71         boolean ret = retryCount.decrementAndGet() > 0;
  72         if (ret) {
  73             Scheduler.getScheduledExecutorService().schedule(() -> {
  74                 getOperationalState().getConnectionInstance().transact(this);
  75             }, HwvtepSouthboundConstants.LS_REMOVE_DELAY_SECS, TimeUnit.SECONDS);
  76         } else {
  77             LOG.error("Failed in deletion of logical switch {}", logicalSwitches);
  78         }
  79         return ret;
  80     }
  81
  82     @Override
  83     protected boolean isDeleteCmd() {
  84         return true;
  85     }
  86 }