hwvtepsouthbound/hwvtepsouthbound-impl/src/main/java/org/opendaylight/ovsdb/hwvtepsouthbound/transact/LogicalSwitchRemoveCommand.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.Map;
  16 import java.util.Map.Entry;
  17 import java.util.Objects;
  18
  19 import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
  20 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepSouthboundUtil;
  21 import org.opendaylight.ovsdb.lib.notation.UUID;
  22 import org.opendaylight.ovsdb.lib.operations.TransactionBuilder;
  23 import org.opendaylight.ovsdb.lib.schema.typed.TyperUtils;
  24 import org.opendaylight.ovsdb.schema.hardwarevtep.LogicalSwitch;
  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.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.RemoteMcastMacs;
  28 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  29 import org.opendaylight.yangtools.yang.binding.Identifiable;
  30 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  31 import org.slf4j.Logger;
  32 import org.slf4j.LoggerFactory;
  33
  34 import com.google.common.base.Optional;
  35
  36 public class LogicalSwitchRemoveCommand extends AbstractTransactCommand<LogicalSwitches, HwvtepGlobalAugmentation> {
  37     private static final Logger LOG = LoggerFactory.getLogger(LogicalSwitchRemoveCommand.class);
  38
  39     public LogicalSwitchRemoveCommand(HwvtepOperationalState state,
  40             Collection<DataTreeModification<Node>> changes) {
  41         super(state, changes);
  42     }
  43
  44     @Override
  45     public void execute(TransactionBuilder transaction) {
  46         Map<InstanceIdentifier<Node>, List<LogicalSwitches>> removeds =
  47                 extractRemoved(getChanges(),LogicalSwitches.class);
  48         if (removeds != null) {
  49             for (Entry<InstanceIdentifier<Node>, List<LogicalSwitches>> created: removeds.entrySet()) {
  50                 if (!HwvtepSouthboundUtil.isEmpty(created.getValue())) {
  51                     for (LogicalSwitches lswitch : created.getValue()) {
  52                         InstanceIdentifier<LogicalSwitches> lsKey = created.getKey().augmentation(
  53                                 HwvtepGlobalAugmentation.class).child(LogicalSwitches.class, lswitch.getKey());
  54                         updateCurrentTxDeleteData(LogicalSwitches.class, lsKey, lswitch);
  55                     }
  56                     getOperationalState().getDeviceInfo().scheduleTransaction(new TransactCommand() {
  57                         @Override
  58                         public void execute(TransactionBuilder transactionBuilder) {
  59                             LOG.debug("Running delete logical switch in seperate tx {}", created.getKey());
  60                             removeLogicalSwitch(transactionBuilder, created.getKey(), created.getValue());
  61                         }
  62
  63                         @Override
  64                         public void onConfigUpdate(TransactionBuilder transaction, InstanceIdentifier nodeIid,
  65                                                    Identifiable data, InstanceIdentifier key, Object... extraData) {
  66                         }
  67
  68                         @Override
  69                         public void doDeviceTransaction(TransactionBuilder transaction, InstanceIdentifier nodeIid,
  70                                                         Identifiable data, InstanceIdentifier key, Object... extraData) {
  71                         }
  72                     });
  73                 }
  74             }
  75         }
  76     }
  77
  78     private void removeLogicalSwitch(final TransactionBuilder transaction,
  79                                      final InstanceIdentifier<Node> nodeIid, final List<LogicalSwitches> lswitchList) {
  80         for (LogicalSwitches lswitch: lswitchList) {
  81             InstanceIdentifier<LogicalSwitches> lsKey = nodeIid.augmentation(HwvtepGlobalAugmentation.class).
  82                     child(LogicalSwitches.class, lswitch.getKey());
  83             onConfigUpdate(transaction, nodeIid, lswitch, lsKey);
  84         }
  85     }
  86
  87     @Override
  88     public void onConfigUpdate(final TransactionBuilder transaction,
  89                                final InstanceIdentifier<Node> nodeIid,
  90                                final LogicalSwitches lswitch,
  91                                final InstanceIdentifier lsKey,
  92                                final Object... extraData) {
  93         processDependencies(null, transaction, nodeIid, lsKey, lswitch);
  94     }
  95
  96     @Override
  97     public void doDeviceTransaction(final TransactionBuilder transaction,
  98                                     final InstanceIdentifier<Node> instanceIdentifier,
  99                                     final LogicalSwitches lswitch,
 100                                     final InstanceIdentifier lsKey,
 101                                     final Object... extraData) {
 102             LOG.debug("Removing logcial switch named: {}", lswitch.getHwvtepNodeName().getValue());
 103             Optional<LogicalSwitches> operationalSwitchOptional =
 104                     getOperationalState().getLogicalSwitches(instanceIdentifier, lswitch.getKey());
 105             LogicalSwitch logicalSwitch = TyperUtils.getTypedRowWrapper(transaction.getDatabaseSchema(), LogicalSwitch.class, null);
 106
 107             if (operationalSwitchOptional.isPresent() &&
 108                     operationalSwitchOptional.get().getLogicalSwitchUuid() != null) {
 109                 UUID logicalSwitchUuid = new UUID(operationalSwitchOptional.get().getLogicalSwitchUuid().getValue());
 110                 transaction.add(op.delete(logicalSwitch.getSchema())
 111                         .where(logicalSwitch.getUuidColumn().getSchema().opEqual(logicalSwitchUuid)).build());
 112                 transaction.add(op.comment("Logical Switch: Deleting " + lswitch.getHwvtepNodeName().getValue()));
 113                 getOperationalState().getDeviceInfo().markKeyAsInTransit(RemoteMcastMacs.class, lsKey);
 114             } else {
 115                 LOG.warn("Unable to delete logical switch {} because it was not found in the operational store",
 116                         lswitch.getHwvtepNodeName().getValue());
 117             }
 118     }
 119
 120     @Override
 121     protected List<LogicalSwitches> getData(HwvtepGlobalAugmentation augmentation) {
 122         return augmentation.getLogicalSwitches();
 123     }
 124
 125     @Override
 126     protected boolean areEqual(LogicalSwitches a , LogicalSwitches b) {
 127         return a.getKey().equals(b.getKey()) && Objects.equals(a.getTunnelKey(), b.getTunnelKey());
 128     }
 129
 130     @Override
 131     protected boolean isRemoveCommand() {
 132         return true;
 133     }
 134 }