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

   1 /*
   2  * Copyright (c) 2015 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
  13 import java.util.Map;
  14 import java.util.Map.Entry;
  15
  16 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeEvent;
  17 import org.opendaylight.ovsdb.lib.error.SchemaVersionMismatchException;
  18 import org.opendaylight.ovsdb.lib.notation.Mutator;
  19 import org.opendaylight.ovsdb.lib.operations.TransactionBuilder;
  20 import org.opendaylight.ovsdb.lib.schema.typed.TyperUtils;
  21 import org.opendaylight.ovsdb.schema.openvswitch.Bridge;
  22 import org.opendaylight.ovsdb.southbound.SouthboundConstants;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbBridgeAugmentation;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.bridge.attributes.ProtocolEntry;
  25 import org.opendaylight.yangtools.yang.binding.DataObject;
  26 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  27 import org.slf4j.Logger;
  28 import org.slf4j.LoggerFactory;
  29
  30 import com.google.common.base.Optional;
  31 import com.google.common.collect.Sets;
  32
  33 public class ProtocolUpdateCommand extends AbstractTransactCommand {
  34
  35     private static final Logger LOG = LoggerFactory.getLogger(ProtocolUpdateCommand.class);
  36     private Map<InstanceIdentifier<ProtocolEntry>, ProtocolEntry> protocols;
  37     private Map<InstanceIdentifier<OvsdbBridgeAugmentation>, OvsdbBridgeAugmentation> bridges;
  38
  39     public ProtocolUpdateCommand(BridgeOperationalState state,
  40             AsyncDataChangeEvent<InstanceIdentifier<?>, DataObject> changes) {
  41         super(state, changes);
  42         protocols = TransactUtils.extractCreatedOrUpdated(getChanges(), ProtocolEntry.class);
  43         bridges = TransactUtils.extractCreatedOrUpdated(getChanges(), OvsdbBridgeAugmentation.class);
  44     }
  45
  46     @Override
  47     public void execute(TransactionBuilder transaction) {
  48         for (Entry<InstanceIdentifier<ProtocolEntry>, ProtocolEntry> entry: protocols.entrySet()) {
  49             Optional<ProtocolEntry> operationalProtocolEntryOptional =
  50                     getOperationalState().getProtocolEntry(entry.getKey());
  51             if (!operationalProtocolEntryOptional.isPresent()) {
  52                 InstanceIdentifier<OvsdbBridgeAugmentation> bridgeIid =
  53                         entry.getKey().firstIdentifierOf(OvsdbBridgeAugmentation.class);
  54                 Optional<OvsdbBridgeAugmentation> bridgeOptional =
  55                         getOperationalState().getOvsdbBridgeAugmentation(bridgeIid);
  56                 OvsdbBridgeAugmentation ovsdbBridge;
  57                 if (bridgeOptional.isPresent()) {
  58                     ovsdbBridge = bridgeOptional.get();
  59                 } else {
  60                     ovsdbBridge = bridges.get(bridgeIid);
  61                 }
  62                 if (ovsdbBridge != null
  63                         && ovsdbBridge.getBridgeName() != null
  64                         && entry.getValue() != null
  65                         && entry.getValue().getProtocol() != null) {
  66                     String protocolString = SouthboundConstants.OVSDB_PROTOCOL_MAP.get(entry.getValue().getProtocol());
  67                     if (protocolString != null) {
  68                         Bridge bridge = TyperUtils.getTypedRowWrapper(transaction.getDatabaseSchema(), Bridge.class);
  69                         bridge.setName(ovsdbBridge.getBridgeName().getValue());
  70                         try {
  71                             bridge.setProtocols(Sets.newHashSet(protocolString));
  72                             transaction.add(op.mutate(bridge).addMutation(bridge.getProtocolsColumn().getSchema(),
  73                                         Mutator.INSERT,bridge.getProtocolsColumn().getData())
  74                                 .where(bridge.getNameColumn().getSchema().opEqual(bridge.getNameColumn().getData()))
  75                                 .build());
  76                         } catch (SchemaVersionMismatchException e) {
  77                             // We don't care about the exception stack trace here
  78                             LOG.warn("protocol not supported by this version of ovsdb: {}", e.getMessage());
  79                         }
  80                     }
  81                 }
  82             }
  83         }
  84     }
  85
  86 }