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

   1 /*
   2  * Copyright (c) 2014 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
  12 import java.util.Collection;
  13 import java.util.Map;
  14 import java.util.Map.Entry;
  15
  16 import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
  17 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeEvent;
  18 import org.opendaylight.ovsdb.lib.notation.Mutator;
  19 import org.opendaylight.ovsdb.lib.notation.UUID;
  20 import org.opendaylight.ovsdb.lib.operations.TransactionBuilder;
  21 import org.opendaylight.ovsdb.lib.schema.typed.TyperUtils;
  22 import org.opendaylight.ovsdb.schema.openvswitch.Bridge;
  23 import org.opendaylight.ovsdb.schema.openvswitch.Controller;
  24 import org.opendaylight.ovsdb.southbound.SouthboundMapper;
  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.ControllerEntry;
  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.DataObject;
  29 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  30
  31 import com.google.common.base.Optional;
  32 import com.google.common.collect.Sets;
  33 import org.slf4j.Logger;
  34 import org.slf4j.LoggerFactory;
  35
  36 public class ControllerUpdateCommand implements TransactCommand {
  37     private static final Logger LOG = LoggerFactory.getLogger(ControllerUpdateCommand.class);
  38
  39     @Override
  40     public void execute(TransactionBuilder transaction, BridgeOperationalState state,
  41                         AsyncDataChangeEvent<InstanceIdentifier<?>, DataObject> events) {
  42         execute(transaction, state, TransactUtils.extractCreatedOrUpdated(events, ControllerEntry.class),
  43                 TransactUtils.extractCreatedOrUpdated(events, OvsdbBridgeAugmentation.class));
  44     }
  45
  46     @Override
  47     public void execute(TransactionBuilder transaction, BridgeOperationalState state,
  48                         Collection<DataTreeModification<Node>> modifications) {
  49         execute(transaction, state, TransactUtils.extractCreatedOrUpdated(modifications, ControllerEntry.class),
  50                 TransactUtils.extractCreatedOrUpdated(modifications, OvsdbBridgeAugmentation.class));
  51     }
  52
  53     private void execute(TransactionBuilder transaction, BridgeOperationalState state,
  54                          Map<InstanceIdentifier<ControllerEntry>, ControllerEntry> controllers,
  55                          Map<InstanceIdentifier<OvsdbBridgeAugmentation>, OvsdbBridgeAugmentation> bridges) {
  56         LOG.info("execute: controllers: {} --- bridges: {}", controllers, bridges);
  57         for (Entry<InstanceIdentifier<ControllerEntry>, ControllerEntry> entry: controllers.entrySet()) {
  58             Optional<ControllerEntry> operationalControllerEntryOptional =
  59                     state.getControllerEntry(entry.getKey());
  60             if (!operationalControllerEntryOptional.isPresent()) {
  61                 InstanceIdentifier<OvsdbBridgeAugmentation> bridgeIid =
  62                         entry.getKey().firstIdentifierOf(OvsdbBridgeAugmentation.class);
  63                 Optional<OvsdbBridgeAugmentation> bridgeOptional =
  64                         state.getOvsdbBridgeAugmentation(bridgeIid);
  65                 OvsdbBridgeAugmentation ovsdbBridge = bridgeOptional.or(bridges.get(bridgeIid));
  66                 if (ovsdbBridge != null
  67                         && ovsdbBridge.getBridgeName() != null
  68                         && entry.getValue() != null
  69                         && entry.getValue().getTarget() != null) {
  70                     Controller controller =
  71                             TyperUtils.getTypedRowWrapper(transaction.getDatabaseSchema(), Controller.class);
  72                     controller.setTarget(entry.getValue().getTarget().getValue());
  73                     String controllerNamedUuidString = SouthboundMapper.getRandomUUID();
  74                     UUID controllerNamedUuid = new UUID(controllerNamedUuidString);
  75                     transaction.add(op.insert(controller).withId(controllerNamedUuidString));
  76
  77                     Bridge bridge = TyperUtils.getTypedRowWrapper(transaction.getDatabaseSchema(), Bridge.class);
  78                     bridge.setName(ovsdbBridge.getBridgeName().getValue());
  79                     bridge.setController(Sets.newHashSet(controllerNamedUuid));
  80                     LOG.info("execute: bridge: {}", bridge);
  81                     transaction.add(op.mutate(bridge)
  82                             .addMutation(bridge.getControllerColumn().getSchema(), Mutator.INSERT,
  83                                     bridge.getControllerColumn().getData())
  84                             .where(bridge.getNameColumn().getSchema().opEqual(bridge.getNameColumn().getData()))
  85                             .build());
  86                 }
  87             }
  88         }
  89         LOG.info("execute: transaction: {}", transaction.build());
  90
  91     }
  92
  93 }