southbound/southbound-impl/src/main/java/org/opendaylight/ovsdb/southbound/ovsdb/transact/ProtocolRemovedCommand.java

   1 /*
   2  * Copyright © 2015, 2017 Cisco Systems, Inc. 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.southbound.ovsdb.transact;
  10
  11 import static org.opendaylight.ovsdb.lib.operations.Operations.op;
  12 import static org.opendaylight.ovsdb.southbound.SouthboundUtil.schemaMismatchLog;
  13
  14 import com.google.common.base.Optional;
  15 import java.util.Collection;
  16 import java.util.Collections;
  17 import java.util.Map;
  18 import java.util.Set;
  19 import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
  20 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeEvent;
  21 import org.opendaylight.ovsdb.lib.error.SchemaVersionMismatchException;
  22 import org.opendaylight.ovsdb.lib.notation.Mutator;
  23 import org.opendaylight.ovsdb.lib.operations.TransactionBuilder;
  24 import org.opendaylight.ovsdb.lib.schema.typed.TyperUtils;
  25 import org.opendaylight.ovsdb.schema.openvswitch.Bridge;
  26 import org.opendaylight.ovsdb.southbound.InstanceIdentifierCodec;
  27 import org.opendaylight.ovsdb.southbound.SouthboundConstants;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbBridgeAugmentation;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.bridge.attributes.ProtocolEntry;
  30 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  31 import org.opendaylight.yangtools.yang.binding.DataObject;
  32 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  33 import org.slf4j.Logger;
  34 import org.slf4j.LoggerFactory;
  35
  36 public class ProtocolRemovedCommand implements TransactCommand {
  37
  38     private static final Logger LOG = LoggerFactory.getLogger(ProtocolRemovedCommand.class);
  39
  40     @Override
  41     public void execute(TransactionBuilder transaction, BridgeOperationalState state,
  42             AsyncDataChangeEvent<InstanceIdentifier<?>, DataObject> events,
  43             InstanceIdentifierCodec instanceIdentifierCodec) {
  44         execute(transaction, state, TransactUtils.extractRemoved(events, ProtocolEntry.class),
  45                 TransactUtils.extractCreatedOrUpdatedOrRemoved(events, OvsdbBridgeAugmentation.class));
  46     }
  47
  48     @Override
  49     public void execute(TransactionBuilder transaction, BridgeOperationalState state,
  50             Collection<DataTreeModification<Node>> modifications, InstanceIdentifierCodec instanceIdentifierCodec) {
  51         execute(transaction, state, TransactUtils.extractRemoved(modifications, ProtocolEntry.class),
  52                 TransactUtils.extractCreatedOrUpdatedOrRemoved(modifications, OvsdbBridgeAugmentation.class));
  53     }
  54
  55     private void execute(TransactionBuilder transaction, BridgeOperationalState state,
  56                          Set<InstanceIdentifier<ProtocolEntry>> removed,
  57                          Map<InstanceIdentifier<OvsdbBridgeAugmentation>, OvsdbBridgeAugmentation> updatedBridges) {
  58         for (InstanceIdentifier<ProtocolEntry> protocolIid : removed) {
  59             InstanceIdentifier<OvsdbBridgeAugmentation> bridgeIid =
  60                     protocolIid.firstIdentifierOf(OvsdbBridgeAugmentation.class);
  61             OvsdbBridgeAugmentation ovsdbBridge = updatedBridges.get(bridgeIid);
  62             Optional<ProtocolEntry> protocolEntryOptional = state.getProtocolEntry(protocolIid);
  63             if (ovsdbBridge != null
  64                     && protocolEntryOptional.isPresent()) {
  65                 ProtocolEntry protocolEntry = protocolEntryOptional.get();
  66                 if (protocolEntry != null && protocolEntry.getProtocol() != null) {
  67                     Bridge bridge = TyperUtils.getTypedRowWrapper(transaction.getDatabaseSchema(), Bridge.class);
  68                     String protocolString = SouthboundConstants.OVSDB_PROTOCOL_MAP.get(protocolEntry.getProtocol());
  69                     if (protocolString != null) {
  70                         bridge.setProtocols(Collections.singleton(protocolString));
  71                         try {
  72                             transaction.add(op.mutate(bridge).addMutation(bridge.getProtocolsColumn().getSchema(),
  73                                     Mutator.DELETE,bridge.getProtocolsColumn().getData()));
  74                             LOG.info("Removed ProtocolEntry : {} for OVSDB Bridge : {} ",
  75                                     protocolString, bridge.getName());
  76                         } catch (SchemaVersionMismatchException e) {
  77                             schemaMismatchLog("protocols", "Bridge", e);
  78                         }
  79                     }
  80                 }
  81             }
  82         }
  83
  84     }
  85
  86 }