hwvtepsouthbound/hwvtepsouthbound-impl/src/main/java/org/opendaylight/ovsdb/hwvtepsouthbound/transact/McastMacsLocalRemoveCommand.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.Collections;
  15 import java.util.List;
  16 import java.util.Map;
  17 import java.util.Map.Entry;
  18
  19 import com.google.common.collect.Lists;
  20 import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
  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.McastMacsLocal;
  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.LocalMcastMacs;
  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 import com.google.common.base.Optional;
  33
  34 public class McastMacsLocalRemoveCommand extends AbstractTransactCommand<LocalMcastMacs, HwvtepGlobalAugmentation> {
  35     private static final Logger LOG = LoggerFactory.getLogger(McastMacsLocalRemoveCommand.class);
  36
  37     public McastMacsLocalRemoveCommand(HwvtepOperationalState state,
  38             Collection<DataTreeModification<Node>> changes) {
  39         super(state, changes);
  40     }
  41
  42     @Override
  43     public void execute(TransactionBuilder transaction) {
  44         Map<InstanceIdentifier<Node>, List<LocalMcastMacs>> removeds =
  45                 extractRemoved(getChanges(),LocalMcastMacs.class);
  46         if (!removeds.isEmpty()) {
  47             for (Entry<InstanceIdentifier<Node>, List<LocalMcastMacs>> removed:
  48                 removeds.entrySet()) {
  49                 removeMcastMacLocal(transaction,  removed.getKey(), removed.getValue());
  50             }
  51         }
  52     }
  53
  54     private void removeMcastMacLocal(TransactionBuilder transaction,
  55             InstanceIdentifier<Node> instanceIdentifier, List<LocalMcastMacs> macList) {
  56         for (LocalMcastMacs mac: macList) {
  57             LOG.debug("Removing localMcastMacs, mac address: {}", mac.getMacEntryKey().getValue());
  58             Optional<LocalMcastMacs> operationalMacOptional =
  59                     getOperationalState().getLocalMcastMacs(instanceIdentifier, mac.getKey());
  60             McastMacsLocal mcastMacsLocal = TyperUtils.getTypedRowWrapper(transaction.getDatabaseSchema(),
  61                     McastMacsLocal.class, null);
  62             if (operationalMacOptional.isPresent() && operationalMacOptional.get().getMacEntryUuid() != null) {
  63                 //when mac entry is deleted, its referenced locator set and locators are deleted automatically.
  64                 //TODO: locator in config DS is not deleted
  65                 UUID macEntryUUID = new UUID(operationalMacOptional.get().getMacEntryUuid().getValue());
  66                 mcastMacsLocal.getUuidColumn().setData(macEntryUUID);
  67                 transaction.add(op.delete(mcastMacsLocal.getSchema()).
  68                         where(mcastMacsLocal.getUuidColumn().getSchema().opEqual(macEntryUUID)).build());
  69                 transaction.add(op.comment("McastMacLocal: Deleting " + mac.getMacEntryKey().getValue()));
  70             } else {
  71                 LOG.warn("Unable to delete localMcastMacs {} because it was not found in the operational store",
  72                         mac.getMacEntryKey().getValue());
  73             }
  74         }
  75     }
  76
  77     @Override
  78     protected List<LocalMcastMacs> getData(HwvtepGlobalAugmentation augmentation) {
  79         return augmentation.getLocalMcastMacs();
  80     }
  81
  82     @Override
  83     protected boolean cascadeDelete() {
  84         return true;
  85     }
  86
  87     @Override
  88     protected UnMetDependencyGetter getDependencyGetter() {
  89         return MAC_DEPENDENCY_GETTER;
  90     }
  91
  92     static UnMetDependencyGetter MAC_DEPENDENCY_GETTER = new MacDependencyGetter();
  93
  94     public static class MacDependencyGetter extends UnMetDependencyGetter<LocalMcastMacs> {
  95         public List<InstanceIdentifier<?>> getLogicalSwitchDependencies(LocalMcastMacs data) {
  96             return Lists.newArrayList(data.getLogicalSwitchRef().getValue());
  97         }
  98
  99         @Override
 100         public List<InstanceIdentifier<?>> getTerminationPointDependencies(LocalMcastMacs data) {
 101             return Collections.EMPTY_LIST;
 102         }
 103     }
 104 }