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

   1 /*
   2  * Copyright © 2015, 2017 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.Collections;
  14 import java.util.List;
  15 import java.util.Map;
  16 import java.util.Map.Entry;
  17 import java.util.Optional;
  18 import org.opendaylight.mdsal.binding.api.DataTreeModification;
  19 import org.opendaylight.ovsdb.lib.notation.UUID;
  20 import org.opendaylight.ovsdb.lib.operations.TransactionBuilder;
  21 import org.opendaylight.ovsdb.schema.hardwarevtep.McastMacsLocal;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepGlobalAugmentation;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LocalMcastMacs;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LocalMcastMacsKey;
  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 public class McastMacsLocalRemoveCommand
  31         extends AbstractTransactCommand<LocalMcastMacs, LocalMcastMacsKey, HwvtepGlobalAugmentation> {
  32     private static final Logger LOG = LoggerFactory.getLogger(McastMacsLocalRemoveCommand.class);
  33
  34     public McastMacsLocalRemoveCommand(final HwvtepOperationalState state,
  35             final Collection<DataTreeModification<Node>> changes) {
  36         super(state, changes);
  37     }
  38
  39     @Override
  40     public void execute(final TransactionBuilder transaction) {
  41         Map<InstanceIdentifier<Node>, List<LocalMcastMacs>> removeds =
  42                 extractRemoved(getChanges(),LocalMcastMacs.class);
  43         if (!removeds.isEmpty()) {
  44             for (Entry<InstanceIdentifier<Node>, List<LocalMcastMacs>> removed:
  45                 removeds.entrySet()) {
  46                 removeMcastMacLocal(transaction,  removed.getKey(), removed.getValue());
  47             }
  48         }
  49     }
  50
  51     private void removeMcastMacLocal(final TransactionBuilder transaction,
  52             final InstanceIdentifier<Node> instanceIdentifier, final List<LocalMcastMacs> macList) {
  53         for (LocalMcastMacs mac: macList) {
  54             LOG.debug("Removing localMcastMacs, mac address: {}", mac.getMacEntryKey().getValue());
  55             Optional<LocalMcastMacs> operationalMacOptional =
  56                     getOperationalState().getLocalMcastMacs(instanceIdentifier, mac.key());
  57             McastMacsLocal mcastMacsLocal = transaction.getTypedRowSchema(McastMacsLocal.class);
  58             if (operationalMacOptional.isPresent() && operationalMacOptional.get().getMacEntryUuid() != null) {
  59                 //when mac entry is deleted, its referenced locator set and locators are deleted automatically.
  60                 //TODO: locator in config DS is not deleted
  61                 UUID macEntryUUID = new UUID(operationalMacOptional.get().getMacEntryUuid().getValue());
  62                 mcastMacsLocal.getUuidColumn().setData(macEntryUUID);
  63                 transaction.add(op.delete(mcastMacsLocal.getSchema())
  64                         .where(mcastMacsLocal.getUuidColumn().getSchema().opEqual(macEntryUUID)).build());
  65                 transaction.add(op.comment("McastMacLocal: Deleting " + mac.getMacEntryKey().getValue()));
  66             } else {
  67                 LOG.warn("Unable to delete localMcastMacs {} because it was not found in the operational store",
  68                         mac.getMacEntryKey().getValue());
  69             }
  70         }
  71     }
  72
  73     @Override
  74     protected Map<LocalMcastMacsKey, LocalMcastMacs> getData(final HwvtepGlobalAugmentation augmentation) {
  75         return augmentation.getLocalMcastMacs();
  76     }
  77
  78     @Override
  79     protected boolean cascadeDelete() {
  80         return true;
  81     }
  82
  83     @Override
  84     protected UnMetDependencyGetter getDependencyGetter() {
  85         return MAC_DEPENDENCY_GETTER;
  86     }
  87
  88     static UnMetDependencyGetter MAC_DEPENDENCY_GETTER = new MacDependencyGetter();
  89
  90     public static class MacDependencyGetter extends UnMetDependencyGetter<LocalMcastMacs> {
  91         @Override
  92         public List<InstanceIdentifier<?>> getLogicalSwitchDependencies(final LocalMcastMacs data) {
  93             return Collections.singletonList(data.getLogicalSwitchRef().getValue());
  94         }
  95
  96         @Override
  97         public List<InstanceIdentifier<?>> getTerminationPointDependencies(final LocalMcastMacs data) {
  98             return Collections.emptyList();
  99         }
 100     }
 101
 102     @Override
 103     protected boolean isDeleteCmd() {
 104         return true;
 105     }
 106 }