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