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 package org.opendaylight.ovsdb.southbound.ovsdb.transact;
   9
  10 import static org.opendaylight.ovsdb.lib.operations.Operations.op;
  11 import static org.opendaylight.ovsdb.southbound.SouthboundUtil.schemaMismatchLog;
  12
  13 import java.util.Collection;
  14 import java.util.Collections;
  15 import java.util.Map;
  16 import java.util.Optional;
  17 import java.util.Set;
  18 import org.opendaylight.mdsal.binding.api.DataTreeModification;
  19 import org.opendaylight.ovsdb.lib.error.SchemaVersionMismatchException;
  20 import org.opendaylight.ovsdb.lib.notation.Mutator;
  21 import org.opendaylight.ovsdb.lib.operations.TransactionBuilder;
  22 import org.opendaylight.ovsdb.schema.openvswitch.Bridge;
  23 import org.opendaylight.ovsdb.southbound.InstanceIdentifierCodec;
  24 import org.opendaylight.ovsdb.southbound.SouthboundConstants;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbBridgeAugmentation;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.bridge.attributes.ProtocolEntry;
  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 public class ProtocolRemovedCommand implements TransactCommand {
  33
  34     private static final Logger LOG = LoggerFactory.getLogger(ProtocolRemovedCommand.class);
  35
  36     @Override
  37     public void execute(final TransactionBuilder transaction, final BridgeOperationalState state,
  38             final DataChangeEvent events, final InstanceIdentifierCodec instanceIdentifierCodec) {
  39         execute(transaction, state, TransactUtils.extractRemoved(events, ProtocolEntry.class),
  40                 TransactUtils.extractCreatedOrUpdatedOrRemoved(events, OvsdbBridgeAugmentation.class));
  41     }
  42
  43     @Override
  44     public void execute(final TransactionBuilder transaction, final BridgeOperationalState state,
  45             final Collection<DataTreeModification<Node>> modifications,
  46             final InstanceIdentifierCodec instanceIdentifierCodec) {
  47         execute(transaction, state, TransactUtils.extractRemoved(modifications, ProtocolEntry.class),
  48                 TransactUtils.extractCreatedOrUpdatedOrRemoved(modifications, OvsdbBridgeAugmentation.class));
  49     }
  50
  51     private static void execute(final TransactionBuilder transaction, final BridgeOperationalState state,
  52             final Set<InstanceIdentifier<ProtocolEntry>> removed,
  53             final Map<InstanceIdentifier<OvsdbBridgeAugmentation>, OvsdbBridgeAugmentation> updatedBridges) {
  54         for (InstanceIdentifier<ProtocolEntry> protocolIid : removed) {
  55             InstanceIdentifier<OvsdbBridgeAugmentation> bridgeIid =
  56                     protocolIid.firstIdentifierOf(OvsdbBridgeAugmentation.class);
  57             OvsdbBridgeAugmentation ovsdbBridge = updatedBridges.get(bridgeIid);
  58             Optional<ProtocolEntry> protocolEntryOptional = state.getProtocolEntry(protocolIid);
  59             if (ovsdbBridge != null
  60                     && protocolEntryOptional.isPresent()) {
  61                 ProtocolEntry protocolEntry = protocolEntryOptional.orElseThrow();
  62                 if (protocolEntry != null && protocolEntry.getProtocol() != null) {
  63                     Bridge bridge = transaction.getTypedRowWrapper(Bridge.class);
  64                     String protocolString = SouthboundConstants.OVSDB_PROTOCOL_MAP.get(protocolEntry.getProtocol());
  65                     if (protocolString != null) {
  66                         bridge.setProtocols(Collections.singleton(protocolString));
  67                         try {
  68                             transaction.add(op.mutate(bridge).addMutation(bridge.getProtocolsColumn().getSchema(),
  69                                     Mutator.DELETE,bridge.getProtocolsColumn().getData()));
  70                             LOG.info("Removed ProtocolEntry : {} for OVSDB Bridge : {} ",
  71                                     protocolString, bridge.getName());
  72                         } catch (SchemaVersionMismatchException e) {
  73                             schemaMismatchLog("protocols", "Bridge", e);
  74                         }
  75                     }
  76                 }
  77             }
  78         }
  79
  80     }
  81
  82 }