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

   1 /*
   2  * Copyright © 2014, 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
  12 import com.google.common.base.Optional;
  13 import java.util.Collection;
  14 import java.util.Collections;
  15 import java.util.Map;
  16 import java.util.Map.Entry;
  17 import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
  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.schema.openvswitch.Bridge;
  22 import org.opendaylight.ovsdb.schema.openvswitch.Controller;
  23 import org.opendaylight.ovsdb.southbound.InstanceIdentifierCodec;
  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.InstanceIdentifier;
  29 import org.slf4j.Logger;
  30 import org.slf4j.LoggerFactory;
  31
  32 public class ControllerUpdateCommand implements TransactCommand {
  33     private static final Logger LOG = LoggerFactory.getLogger(ControllerUpdateCommand.class);
  34
  35     @Override
  36     public void execute(final TransactionBuilder transaction, final BridgeOperationalState state,
  37             final DataChangeEvent events, final InstanceIdentifierCodec instanceIdentifierCodec) {
  38         execute(transaction, state, TransactUtils.extractCreatedOrUpdated(events, ControllerEntry.class),
  39                 TransactUtils.extractCreatedOrUpdated(events, OvsdbBridgeAugmentation.class));
  40     }
  41
  42     @Override
  43     public void execute(final TransactionBuilder transaction, final BridgeOperationalState state,
  44             final Collection<DataTreeModification<Node>> modifications,
  45             final InstanceIdentifierCodec instanceIdentifierCodec) {
  46         execute(transaction, state, TransactUtils.extractCreatedOrUpdated(modifications, ControllerEntry.class),
  47                 TransactUtils.extractCreatedOrUpdated(modifications, OvsdbBridgeAugmentation.class));
  48     }
  49
  50     private static void execute(final TransactionBuilder transaction, final BridgeOperationalState state,
  51             final Map<InstanceIdentifier<ControllerEntry>, ControllerEntry> controllers,
  52             final Map<InstanceIdentifier<OvsdbBridgeAugmentation>, OvsdbBridgeAugmentation> bridges) {
  53         LOG.info("Register ODL controllers : {}  bridges detail : {}",
  54                 controllers, bridges);
  55         for (Entry<InstanceIdentifier<ControllerEntry>, ControllerEntry> entry: controllers.entrySet()) {
  56             Optional<ControllerEntry> operationalControllerEntryOptional =
  57                     state.getControllerEntry(entry.getKey());
  58             if (!operationalControllerEntryOptional.isPresent()) {
  59                 InstanceIdentifier<OvsdbBridgeAugmentation> bridgeIid =
  60                         entry.getKey().firstIdentifierOf(OvsdbBridgeAugmentation.class);
  61                 Optional<OvsdbBridgeAugmentation> bridgeOptional =
  62                         state.getOvsdbBridgeAugmentation(bridgeIid);
  63                 OvsdbBridgeAugmentation ovsdbBridge = bridgeOptional.or(bridges.get(bridgeIid));
  64                 if (ovsdbBridge != null
  65                         && ovsdbBridge.getBridgeName() != null
  66                         && entry.getValue() != null
  67                         && entry.getValue().getTarget() != null) {
  68                     ControllerEntry controllerEntry = entry.getValue();
  69                     Controller controller = transaction.getTypedRowWrapper(Controller.class);
  70                     controller.setTarget(controllerEntry.getTarget().getValue());
  71                     if (controllerEntry.getMaxBackoff() != null) {
  72                         controller.setMaxBackoff(Collections.singleton(controllerEntry.getMaxBackoff().toJava()));
  73                     }
  74                     if (controllerEntry.getInactivityProbe() != null) {
  75                         controller.setInactivityProbe(Collections.singleton(
  76                             controllerEntry.getInactivityProbe().toJava()));
  77                     }
  78                     String controllerNamedUuidString = SouthboundMapper.getRandomUuid();
  79                     UUID controllerNamedUuid = new UUID(controllerNamedUuidString);
  80                     transaction.add(op.insert(controller).withId(controllerNamedUuidString));
  81
  82                     Bridge bridge = transaction.getTypedRowWrapper(Bridge.class);
  83                     bridge.setName(ovsdbBridge.getBridgeName().getValue());
  84                     bridge.setController(Collections.singleton(controllerNamedUuid));
  85                     LOG.trace("Added controller : {} for bridge : {}",
  86                             controller.getTargetColumn(), bridge.getName());
  87                     transaction.add(op.mutate(bridge)
  88                             .addMutation(bridge.getControllerColumn().getSchema(), Mutator.INSERT,
  89                                     bridge.getControllerColumn().getData())
  90                             .where(bridge.getNameColumn().getSchema().opEqual(bridge.getNameColumn().getData()))
  91                             .build());
  92                 }
  93             }
  94         }
  95         LOG.trace("Executed transaction: {}", transaction.build());
  96
  97     }
  98 }