/*
* Copyright © 2016, 2017 Inocybe Technologies and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.ovsdb.southbound.ovsdb.transact;
import static org.opendaylight.ovsdb.lib.operations.Operations.op;
import com.google.common.base.Optional;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.concurrent.ExecutionException;
import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeEvent;
import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
import org.opendaylight.ovsdb.lib.notation.Mutator;
import org.opendaylight.ovsdb.lib.notation.UUID;
import org.opendaylight.ovsdb.lib.operations.TransactionBuilder;
import org.opendaylight.ovsdb.lib.schema.typed.TyperUtils;
import org.opendaylight.ovsdb.schema.openvswitch.AutoAttach;
import org.opendaylight.ovsdb.schema.openvswitch.Bridge;
import org.opendaylight.ovsdb.southbound.InstanceIdentifierCodec;
import org.opendaylight.ovsdb.southbound.SouthboundConstants;
import org.opendaylight.ovsdb.southbound.SouthboundMapper;
import org.opendaylight.ovsdb.southbound.SouthboundProvider;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Uri;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Uuid;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbBridgeAugmentation;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbNodeAugmentation;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.node.attributes.Autoattach;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.node.attributes.autoattach.AutoattachExternalIds;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.node.attributes.autoattach.Mappings;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeKey;
import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class AutoAttachUpdateCommand implements TransactCommand {
private static final Logger LOG = LoggerFactory.getLogger(AutoAttachUpdateCommand.class);
@Override
public void execute(TransactionBuilder transaction, BridgeOperationalState state,
AsyncDataChangeEvent<InstanceIdentifier<?>, DataObject> events,
InstanceIdentifierCodec instanceIdentifierCodec) {
execute(transaction, state, TransactUtils.extractCreatedOrUpdated(events, OvsdbNodeAugmentation.class));
}
@Override
public void execute(TransactionBuilder transaction, BridgeOperationalState state,
Collection<DataTreeModification<Node>> modifications, InstanceIdentifierCodec instanceIdentifierCodec) {
execute(transaction, state, TransactUtils.extractCreatedOrUpdated(modifications, OvsdbNodeAugmentation.class));
}
private void execute(TransactionBuilder transaction, BridgeOperationalState state,
Map<InstanceIdentifier<OvsdbNodeAugmentation>, OvsdbNodeAugmentation> createdOrUpdated) {
for (final Entry<InstanceIdentifier<OvsdbNodeAugmentation>, OvsdbNodeAugmentation> ovsdbNodeEntry
: createdOrUpdated.entrySet()) {
updateAutoAttach(transaction, state, ovsdbNodeEntry.getKey(), ovsdbNodeEntry.getValue());
}
}
private void updateAutoAttach(TransactionBuilder transaction, BridgeOperationalState state,
InstanceIdentifier<OvsdbNodeAugmentation> iid,
OvsdbNodeAugmentation ovsdbNode) {
if (!state.getBridgeNode(iid).isPresent()) {
return;
}
final List<Autoattach> autoAttachList = ovsdbNode.getAutoattach();
if (autoAttachList != null) {
if (true) {
// FIXME: Remove if loop after ovs community supports external_ids column in AutoAttach Table
LOG.info("UNSUPPORTED FUNCTIONALITY: Auto Attach related CRUD operations are not supported for"
+ " this version of OVSDB schema due to missing external_ids column.");
return;
}
final OvsdbNodeAugmentation currentOvsdbNode =
state.getBridgeNode(iid).get().getAugmentation(OvsdbNodeAugmentation.class);
final List<Autoattach> currentAutoAttach = currentOvsdbNode.getAutoattach();
for (final Autoattach autoAttach : autoAttachList) {
final AutoAttach autoAttachWrapper =
TyperUtils.getTypedRowWrapper(transaction.getDatabaseSchema(), AutoAttach.class);
if (autoAttach.getSystemName() != null) {
autoAttachWrapper.setSystemName(autoAttach.getSystemName());
}
if (autoAttach.getSystemDescription() != null) {
autoAttachWrapper.setSystemDescription(autoAttach.getSystemDescription());
}
final List<Mappings> mappingsList = autoAttach.getMappings();
if (mappingsList != null && !mappingsList.isEmpty()) {
final Map<Long, Long> newMappings = new HashMap<>();
for (final Mappings mappings : mappingsList) {
final Long mappingsValue = new Long(mappings.getMappingsValue().toString());
newMappings.put(mappings.getMappingsKey(), mappingsValue);
}
autoAttachWrapper.setMappings(newMappings);
}
final List<AutoattachExternalIds> externalIds = autoAttach.getAutoattachExternalIds();
final Map<String, String> externalIdsMap = new HashMap<>();
if (externalIds != null) {
for (final AutoattachExternalIds externalId : externalIds) {
externalIdsMap.put(externalId.getAutoattachExternalIdKey(),
externalId.getAutoattachExternalIdValue());
}
}
externalIdsMap.put(SouthboundConstants.AUTOATTACH_ID_EXTERNAL_ID_KEY,
autoAttach.getAutoattachId().getValue());
// FIXME: To be uncommented when Open vSwitch supports external_ids column
// try {
// autoAttachWrapper.setExternalIds(ImmutableMap.copyOf(externalIdsMap));
// } catch (NullPointerException e) {
// LOG.warn("Incomplete AutoAttach external IDs");
// }
final Uuid aaUuid = getAutoAttachUuid(currentAutoAttach, autoAttach.getAutoattachId());
if (aaUuid != null) {
final UUID uuid = new UUID(aaUuid.getValue());
final AutoAttach newAutoAttach = TyperUtils.getTypedRowWrapper(
transaction.getDatabaseSchema(), AutoAttach.class, null);
newAutoAttach.getUuidColumn().setData(uuid);
LOG.trace("Updating autoattach table entries {}", uuid);
transaction.add(op.update(autoAttachWrapper)
.where(newAutoAttach.getUuidColumn().getSchema().opEqual(uuid)).build());
transaction.add(op.comment("Updating AutoAttach table: " + uuid));
} else {
final Uri bridgeUri = autoAttach.getBridgeId();
final String namedUuid = SouthboundMapper.getRandomUuid();
final Bridge bridge = TyperUtils.getTypedRowWrapper(transaction.getDatabaseSchema(), Bridge.class);
transaction.add(op.insert(autoAttachWrapper).withId(namedUuid));
final OvsdbBridgeAugmentation ovsdbBridgeAugmentation = getBridge(iid, bridgeUri);
if (ovsdbBridgeAugmentation != null) {
bridge.setName(ovsdbBridgeAugmentation.getBridgeName().getValue());
bridge.setAutoAttach(Collections.singleton(new UUID(namedUuid)));
LOG.trace("Create Autoattach table {}, and mutate the bridge {}",
autoAttach.getAutoattachId(), getBridge(iid, bridgeUri).getBridgeName().getValue());
transaction.add(op.mutate(bridge)
.addMutation(bridge.getAutoAttachColumn().getSchema(),
Mutator.INSERT,bridge.getAutoAttachColumn().getData())
.where(bridge.getNameColumn().getSchema()
.opEqual(bridge.getNameColumn().getData())).build());
transaction.add(
op.comment("Bridge: Mutating " + ovsdbBridgeAugmentation.getBridgeName().getValue()
+ " to add autoattach column " + namedUuid));
}
}
}
}
}
private OvsdbBridgeAugmentation getBridge(InstanceIdentifier<OvsdbNodeAugmentation> key,
Uri bridgeUri) {
final InstanceIdentifier<OvsdbBridgeAugmentation> bridgeIid = InstanceIdentifier
.create(NetworkTopology.class)
.child(Topology.class, new TopologyKey(SouthboundConstants.OVSDB_TOPOLOGY_ID))
.child(Node.class, new NodeKey(new NodeId(bridgeUri)))
.augmentation(OvsdbBridgeAugmentation.class);
OvsdbBridgeAugmentation bridge = null;
try (ReadOnlyTransaction transaction = SouthboundProvider.getDb().newReadOnlyTransaction()) {
final Optional<OvsdbBridgeAugmentation> bridgeOptional =
transaction.read(LogicalDatastoreType.OPERATIONAL, bridgeIid).get();
if (bridgeOptional.isPresent()) {
bridge = bridgeOptional.get();
}
} catch (InterruptedException | ExecutionException e) {
LOG.warn("Error reading from datastore", e);
}
return bridge;
}
private Uuid getAutoAttachUuid(List<Autoattach> currentAutoAttach, Uri autoattachId) {
if (currentAutoAttach != null && !currentAutoAttach.isEmpty()) {
for (final Autoattach autoAttach : currentAutoAttach) {
if (autoAttach.getAutoattachId().equals(autoattachId)) {
return autoAttach.getAutoattachUuid();
}
}
}
return null;
}
}