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

   1 /*
   2  * Copyright (c) 2015, 2016 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
  18 import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
  19 import org.opendaylight.ovsdb.lib.notation.UUID;
  20 import org.opendaylight.ovsdb.lib.operations.TransactionBuilder;
  21 import org.opendaylight.ovsdb.lib.schema.typed.TyperUtils;
  22 import org.opendaylight.ovsdb.schema.hardwarevtep.UcastMacsRemote;
  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.RemoteUcastMacs;
  25 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  26 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  27 import org.slf4j.Logger;
  28 import org.slf4j.LoggerFactory;
  29
  30 import com.google.common.base.Optional;
  31
  32 public class UcastMacsRemoteRemoveCommand extends AbstractTransactCommand<RemoteUcastMacs, HwvtepGlobalAugmentation> {
  33     private static final Logger LOG = LoggerFactory.getLogger(UcastMacsRemoteRemoveCommand.class);
  34
  35     public UcastMacsRemoteRemoveCommand(HwvtepOperationalState state,
  36             Collection<DataTreeModification<Node>> changes) {
  37         super(state, changes);
  38     }
  39
  40     @Override
  41     public void execute(TransactionBuilder transaction) {
  42         Map<InstanceIdentifier<Node>, List<RemoteUcastMacs>> removeds =
  43                 extractRemoved(getChanges(),RemoteUcastMacs.class);
  44         if (!removeds.isEmpty()) {
  45             for (Entry<InstanceIdentifier<Node>, List<RemoteUcastMacs>> removed:
  46                 removeds.entrySet()) {
  47                 removeUcastMacRemote(transaction,  removed.getKey(), removed.getValue());
  48             }
  49         }
  50     }
  51
  52     private void removeUcastMacRemote(TransactionBuilder transaction,
  53             InstanceIdentifier<Node> instanceIdentifier, List<RemoteUcastMacs> macList) {
  54         for (RemoteUcastMacs mac: macList) {
  55             LOG.debug("Removing remoteUcastMacs, mac address: {}", mac.getMacEntryKey().getValue());
  56             Optional<RemoteUcastMacs> operationalMacOptional =
  57                     getOperationalState().getRemoteUcastMacs(instanceIdentifier, mac.getKey());
  58             UcastMacsRemote ucastMacsRemote = TyperUtils.getTypedRowWrapper(transaction.getDatabaseSchema(),
  59                     UcastMacsRemote.class, null);
  60             if (operationalMacOptional.isPresent() && operationalMacOptional.get().getMacEntryUuid() != null) {
  61                 //when mac entry is deleted, its referenced locators are deleted automatically.
  62                 //locators in config DS is not deleted and need to be removed explicitly by user.
  63                 UUID macEntryUUID = new UUID(operationalMacOptional.get().getMacEntryUuid().getValue());
  64                 ucastMacsRemote.getUuidColumn().setData(macEntryUUID);
  65                 transaction.add(op.delete(ucastMacsRemote.getSchema()).
  66                         where(ucastMacsRemote.getUuidColumn().getSchema().opEqual(macEntryUUID)).build());
  67                 transaction.add(op.comment("UcastMacRemote: Deleting " + mac.getMacEntryKey().getValue()));
  68             } else {
  69                 LOG.warn("Unable to delete remoteUcastMacs {} because it was not found in the operational store",
  70                         mac.getMacEntryKey().getValue());
  71             }
  72             InstanceIdentifier<RemoteUcastMacs> macIid = instanceIdentifier.augmentation(HwvtepGlobalAugmentation.class).
  73                     child(RemoteUcastMacs.class, mac.getKey());
  74             updateCurrentTxDeleteData(RemoteUcastMacs.class, macIid, mac);
  75         }
  76     }
  77
  78     protected List<RemoteUcastMacs> getData(HwvtepGlobalAugmentation augmentation) {
  79         return augmentation.getRemoteUcastMacs();
  80     }
  81
  82 }