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

   1 /*
   2  * Copyright (c) 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
   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 import java.util.Objects;
  19
  20 import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
  21 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepConnectionInstance;
  22 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepDeviceInfo;
  23 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepSouthboundUtil;
  24 import org.opendaylight.ovsdb.lib.notation.UUID;
  25 import org.opendaylight.ovsdb.lib.operations.TransactionBuilder;
  26 import org.opendaylight.ovsdb.lib.schema.typed.TyperUtils;
  27 import org.opendaylight.ovsdb.schema.hardwarevtep.LogicalSwitch;
  28 import org.opendaylight.ovsdb.schema.hardwarevtep.McastMacsLocal;
  29 import org.opendaylight.ovsdb.schema.hardwarevtep.McastMacsRemote;
  30 import org.opendaylight.ovsdb.schema.hardwarevtep.UcastMacsLocal;
  31 import org.opendaylight.ovsdb.schema.hardwarevtep.UcastMacsRemote;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepGlobalAugmentation;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LogicalSwitches;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.RemoteMcastMacs;
  35 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  36 import org.opendaylight.yangtools.yang.binding.Identifiable;
  37 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  38 import org.slf4j.Logger;
  39 import org.slf4j.LoggerFactory;
  40
  41 import com.google.common.base.Optional;
  42
  43 public class LogicalSwitchRemoveCommand extends AbstractTransactCommand<LogicalSwitches, HwvtepGlobalAugmentation> {
  44     private static final Logger LOG = LoggerFactory.getLogger(LogicalSwitchRemoveCommand.class);
  45
  46     public LogicalSwitchRemoveCommand(HwvtepOperationalState state,
  47             Collection<DataTreeModification<Node>> changes) {
  48         super(state, changes);
  49     }
  50
  51     @Override
  52     public void execute(TransactionBuilder transaction) {
  53         Map<InstanceIdentifier<Node>, List<LogicalSwitches>> removeds =
  54                 extractRemoved(getChanges(),LogicalSwitches.class);
  55         if (removeds != null) {
  56             for (Entry<InstanceIdentifier<Node>, List<LogicalSwitches>> created: removeds.entrySet()) {
  57                 if (!HwvtepSouthboundUtil.isEmpty(created.getValue())) {
  58                     HwvtepConnectionInstance connectionInstance = getDeviceInfo().getConnectionInstance();
  59                     getDeviceInfo().scheduleTransaction(new TransactCommand() {
  60                         @Override
  61                         public void execute(TransactionBuilder transactionBuilder) {
  62                             HwvtepOperationalState operState = new HwvtepOperationalState(
  63                                     connectionInstance.getDataBroker(), connectionInstance, Collections.EMPTY_LIST);
  64                             threadLocalOperationalState.set(operState);
  65                             threadLocalDeviceTransaction.set(transactionBuilder);
  66                             LOG.debug("Running delete logical switch in seperate tx {}", created.getKey());
  67                             removeLogicalSwitch(transactionBuilder, created.getKey(), created.getValue());
  68                         }
  69
  70                         @Override
  71                         public void onSuccess(TransactionBuilder deviceTransaction) {
  72                             LogicalSwitchRemoveCommand.this.onSuccess(deviceTransaction);
  73                         }
  74
  75                         @Override
  76                         public void onFailure(TransactionBuilder deviceTransaction) {
  77                             LogicalSwitchRemoveCommand.this.onFailure(deviceTransaction);
  78                         }
  79                     });
  80                 }
  81             }
  82         }
  83     }
  84
  85     private void removeLogicalSwitch(final TransactionBuilder transaction,
  86                                      final InstanceIdentifier<Node> nodeIid, final List<LogicalSwitches> lswitchList) {
  87         for (LogicalSwitches lswitch: lswitchList) {
  88             InstanceIdentifier<LogicalSwitches> lsKey = nodeIid.augmentation(HwvtepGlobalAugmentation.class).
  89                     child(LogicalSwitches.class, lswitch.getKey());
  90             onConfigUpdate(transaction, nodeIid, lswitch, lsKey);
  91         }
  92     }
  93
  94     @Override
  95     public void onConfigUpdate(final TransactionBuilder transaction,
  96                                final InstanceIdentifier<Node> nodeIid,
  97                                final LogicalSwitches lswitch,
  98                                final InstanceIdentifier lsKey,
  99                                final Object... extraData) {
 100         processDependencies(null, transaction, nodeIid, lsKey, lswitch);
 101     }
 102
 103     @Override
 104     public void doDeviceTransaction(final TransactionBuilder transaction,
 105                                     final InstanceIdentifier<Node> instanceIdentifier,
 106                                     final LogicalSwitches lswitch,
 107                                     final InstanceIdentifier lsKey,
 108                                     final Object... extraData) {
 109             LOG.debug("Removing logical switch named: {}", lswitch.getHwvtepNodeName().getValue());
 110             HwvtepDeviceInfo.DeviceData deviceData  = getOperationalState().getDeviceInfo().getDeviceOperData(
 111                     LogicalSwitches.class, lsKey);
 112             LogicalSwitch logicalSwitch = TyperUtils.getTypedRowWrapper(transaction.getDatabaseSchema(), LogicalSwitch.class, null);
 113
 114             if (deviceData != null && deviceData.getUuid() != null) {
 115                 UUID logicalSwitchUuid = deviceData.getUuid();
 116                 transaction.add(op.delete(logicalSwitch.getSchema())
 117                         .where(logicalSwitch.getUuidColumn().getSchema().opEqual(logicalSwitchUuid)).build());
 118
 119                 UcastMacsRemote ucastMacsRemote = TyperUtils.getTypedRowWrapper(transaction.getDatabaseSchema(),
 120                         UcastMacsRemote.class, null);
 121                 transaction.add(op.delete(ucastMacsRemote.getSchema())
 122                         .where(ucastMacsRemote.getLogicalSwitchColumn().getSchema().opEqual(logicalSwitchUuid)).build());
 123
 124                 UcastMacsLocal ucastMacsLocal = TyperUtils.getTypedRowWrapper(transaction.getDatabaseSchema(),
 125                         UcastMacsLocal.class, null);
 126                 transaction.add(op.delete(ucastMacsLocal.getSchema())
 127                         .where(ucastMacsLocal.getLogicalSwitchColumn().getSchema().opEqual(logicalSwitchUuid)).build());
 128
 129                 McastMacsRemote mcastMacsRemote = TyperUtils.getTypedRowWrapper(transaction.getDatabaseSchema(),
 130                         McastMacsRemote.class, null);
 131                 transaction.add(op.delete(mcastMacsRemote.getSchema())
 132                         .where(mcastMacsRemote.getLogicalSwitchColumn().getSchema().opEqual(logicalSwitchUuid)).build());
 133
 134                 McastMacsLocal mcastMacsLocal = TyperUtils.getTypedRowWrapper(transaction.getDatabaseSchema(),
 135                         McastMacsLocal.class, null);
 136                 transaction.add(op.delete(mcastMacsLocal.getSchema())
 137                         .where(mcastMacsLocal.getLogicalSwitchColumn().getSchema().opEqual(logicalSwitchUuid)).build());
 138                 updateCurrentTxDeleteData(LogicalSwitches.class, lsKey, lswitch);
 139             } else {
 140                 LOG.warn("Unable to delete logical switch {} because it was not found in the operational store",
 141                         lswitch.getHwvtepNodeName().getValue());
 142             }
 143     }
 144
 145     @Override
 146     protected List<LogicalSwitches> getData(HwvtepGlobalAugmentation augmentation) {
 147         return augmentation.getLogicalSwitches();
 148     }
 149
 150     @Override
 151     protected boolean areEqual(LogicalSwitches a , LogicalSwitches b) {
 152         return a.getKey().equals(b.getKey()) && Objects.equals(a.getTunnelKey(), b.getTunnelKey());
 153     }
 154
 155     @Override
 156     protected boolean isRemoveCommand() {
 157         return true;
 158     }
 159
 160     @Override
 161     public void onCommandSucceeded() {
 162         if (getDeviceTransaction() == null || !updates.containsKey(getDeviceTransaction())) {
 163             return;
 164         }
 165         for (MdsalUpdate mdsalUpdate : updates.get(getDeviceTransaction())) {
 166             getDeviceInfo().clearLogicalSwitchRefs((InstanceIdentifier<LogicalSwitches>) mdsalUpdate.getKey());
 167         }
 168     }
 169 }