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

   1 /*
   2  * Copyright (c) 2016 Inocybe Technologies 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.Collection;
  14 import java.util.HashMap;
  15 import java.util.List;
  16 import java.util.Map;
  17 import java.util.Map.Entry;
  18 import java.util.concurrent.ExecutionException;
  19
  20 import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
  21 import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
  22 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeEvent;
  23 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  24 import org.opendaylight.ovsdb.lib.notation.Mutator;
  25 import org.opendaylight.ovsdb.lib.notation.UUID;
  26 import org.opendaylight.ovsdb.lib.operations.TransactionBuilder;
  27 import org.opendaylight.ovsdb.lib.schema.typed.TyperUtils;
  28 import org.opendaylight.ovsdb.schema.openvswitch.AutoAttach;
  29 import org.opendaylight.ovsdb.schema.openvswitch.Bridge;
  30 import org.opendaylight.ovsdb.southbound.SouthboundConstants;
  31 import org.opendaylight.ovsdb.southbound.SouthboundMapper;
  32 import org.opendaylight.ovsdb.southbound.SouthboundProvider;
  33 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Uri;
  34 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Uuid;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbBridgeAugmentation;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbNodeAugmentation;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.node.attributes.Autoattach;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.node.attributes.autoattach.AutoattachExternalIds;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.node.attributes.autoattach.Mappings;
  40 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
  41 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
  42 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
  43 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey;
  44 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  45 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeKey;
  46 import org.opendaylight.yangtools.yang.binding.DataObject;
  47 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  48 import org.slf4j.Logger;
  49 import org.slf4j.LoggerFactory;
  50
  51 import com.google.common.base.Optional;
  52 import com.google.common.collect.Sets;
  53
  54 public class AutoAttachUpdateCommand implements TransactCommand {
  55     private static final Logger LOG = LoggerFactory.getLogger(AutoAttachUpdateCommand.class);
  56
  57     @Override
  58     public void execute(TransactionBuilder transaction, BridgeOperationalState state,
  59                         AsyncDataChangeEvent<InstanceIdentifier<?>, DataObject> events) {
  60         execute(transaction, state, TransactUtils.extractCreatedOrUpdated(events, OvsdbNodeAugmentation.class));
  61     }
  62
  63     @Override
  64     public void execute(TransactionBuilder transaction, BridgeOperationalState state,
  65                         Collection<DataTreeModification<Node>> modifications) {
  66         execute(transaction, state, TransactUtils.extractCreatedOrUpdated(modifications, OvsdbNodeAugmentation.class));
  67     }
  68
  69     private void execute(TransactionBuilder transaction, BridgeOperationalState state,
  70                          Map<InstanceIdentifier<OvsdbNodeAugmentation>, OvsdbNodeAugmentation> createdOrUpdated) {
  71
  72         // FIXME: Fix if loop after ovs community supports external_ids column in AutoAttach Table
  73         if (true) {
  74             try {
  75                 throw new UnsupportedOperationException("CRUD operations not supported from ODL for auto_attach column for"
  76                         + " this version of ovsdb schema due to missing external_ids column");
  77             } catch (UnsupportedOperationException e) {
  78                 LOG.debug(e.getMessage());
  79             }
  80             return;
  81         }
  82
  83         for (Entry<InstanceIdentifier<OvsdbNodeAugmentation>, OvsdbNodeAugmentation> ovsdbNodeEntry
  84                 : createdOrUpdated.entrySet()) {
  85             updateAutoAttach(transaction, state, ovsdbNodeEntry.getKey(), ovsdbNodeEntry.getValue());
  86         }
  87     }
  88
  89     private void updateAutoAttach(TransactionBuilder transaction, BridgeOperationalState state,
  90             InstanceIdentifier<OvsdbNodeAugmentation> iid,
  91             OvsdbNodeAugmentation ovsdbNode) {
  92
  93         List<Autoattach> autoAttachList = ovsdbNode.getAutoattach();
  94         if (state.getBridgeNode(iid).isPresent()) {
  95             return;
  96         }
  97         OvsdbNodeAugmentation currentOvsdbNode = state.getBridgeNode(iid).get().getAugmentation(OvsdbNodeAugmentation.class);
  98         List<Autoattach> currentAutoAttach = currentOvsdbNode.getAutoattach();
  99
 100         if (autoAttachList != null) {
 101             for (Autoattach autoAttach : autoAttachList) {
 102                 AutoAttach autoAttachWrapper = TyperUtils.getTypedRowWrapper(transaction.getDatabaseSchema(), AutoAttach.class);
 103                 if (autoAttach.getSystemName() != null) {
 104                     autoAttachWrapper.setSystemName(autoAttach.getSystemName());
 105                 }
 106                 if (autoAttach.getSystemDescription() != null) {
 107                     autoAttachWrapper.setSystemDescription(autoAttach.getSystemDescription());
 108                 }
 109
 110                 List<Mappings> mappingsList = autoAttach.getMappings();
 111                 if (mappingsList != null && !mappingsList.isEmpty()) {
 112                     Map<Long, Long> newMappings = new HashMap<>();
 113                     for (Mappings mappings : mappingsList) {
 114                         Long mappingsValue = new Long(mappings.getMappingsValue().toString());
 115                         newMappings.put(mappings.getMappingsKey(), mappingsValue);
 116                     }
 117                     autoAttachWrapper.setMappings(newMappings);
 118                 }
 119
 120                 List<AutoattachExternalIds> externalIds = autoAttach.getAutoattachExternalIds();
 121                 Map<String, String> externalIdsMap = new HashMap<>();
 122                 if (externalIds != null) {
 123                     for (AutoattachExternalIds externalId : externalIds) {
 124                         externalIdsMap.put(externalId.getAutoattachExternalIdKey(), externalId.getAutoattachExternalIdValue());
 125                     }
 126                 }
 127                 externalIdsMap.put(SouthboundConstants.AUTOATTACH_ID_EXTERNAL_ID_KEY, autoAttach.getAutoattachId().getValue());
 128                 // FIXME: To be uncommented when Open vSwitch supports external_ids column
 129 //                try {
 130 //                    autoAttachWrapper.setExternalIds(ImmutableMap.copyOf(externalIdsMap));
 131 //                } catch (NullPointerException e) {
 132 //                    LOG.warn("Incomplete AutoAttach external IDs");
 133 //                }
 134
 135                 Uuid aaUuid = getAutoAttachUuid(currentAutoAttach, autoAttach.getAutoattachId());
 136                 if (aaUuid != null) {
 137                     UUID uuid = new UUID(aaUuid.getValue());
 138                     AutoAttach newAutoAttach = TyperUtils.getTypedRowWrapper(
 139                             transaction.getDatabaseSchema(), AutoAttach.class, null);
 140                     newAutoAttach.getUuidColumn().setData(uuid);
 141                     LOG.trace("Updating autoattach table entries {}", uuid);
 142                     transaction.add(op.update(autoAttachWrapper)
 143                             .where(newAutoAttach.getUuidColumn().getSchema().opEqual(uuid)).build());
 144                     transaction.add(op.comment("Updating AutoAttach table: " + uuid));
 145                 } else {
 146                     Uri bridgeUri = autoAttach.getBridgeId();
 147                     String namedUuid = SouthboundMapper.getRandomUUID();
 148                     Bridge bridge = TyperUtils.getTypedRowWrapper(transaction.getDatabaseSchema(), Bridge.class);
 149                     transaction.add(op.insert(autoAttachWrapper).withId(namedUuid));
 150                     OvsdbBridgeAugmentation ovsdbBridgeAugmentation = getBridge(iid, bridgeUri);
 151                     if (ovsdbBridgeAugmentation != null) {
 152                         bridge.setName(ovsdbBridgeAugmentation.getBridgeName().getValue());
 153                         bridge.setAutoAttach(Sets.newHashSet(new UUID(namedUuid)));
 154                         LOG.trace("Create Autoattach table {}, "
 155                                 + "and mutate the bridge {}", autoAttach.getAutoattachId(), getBridge(iid, bridgeUri).getBridgeName().getValue());
 156                         transaction.add(op.mutate(bridge)
 157                                 .addMutation(bridge.getAutoAttachColumn().getSchema(),
 158                                         Mutator.INSERT,bridge.getAutoAttachColumn().getData())
 159                                 .where(bridge.getNameColumn().getSchema()
 160                                         .opEqual(bridge.getNameColumn().getData())).build());
 161                         transaction.add(op.comment("Bridge: Mutating " + ovsdbBridgeAugmentation.getBridgeName().getValue()
 162                                 + " to add autoattach column " + namedUuid));
 163                     }
 164                 }
 165             }
 166         }
 167     }
 168
 169     private OvsdbBridgeAugmentation getBridge(InstanceIdentifier<OvsdbNodeAugmentation> key,
 170             Uri bridgeUri) {
 171         InstanceIdentifier<OvsdbBridgeAugmentation> bridgeIid = InstanceIdentifier
 172                 .create(NetworkTopology.class)
 173                 .child(Topology.class, new TopologyKey(SouthboundConstants.OVSDB_TOPOLOGY_ID))
 174                 .child(Node.class, new NodeKey(new NodeId(bridgeUri)))
 175                 .augmentation(OvsdbBridgeAugmentation.class);
 176
 177         OvsdbBridgeAugmentation bridge = null;
 178         try (ReadOnlyTransaction transaction = SouthboundProvider.getDb().newReadOnlyTransaction()) {
 179             Optional<OvsdbBridgeAugmentation> bridgeOptional = transaction.read(LogicalDatastoreType.OPERATIONAL, bridgeIid).get();
 180             if (bridgeOptional.isPresent()) {
 181                 bridge = bridgeOptional.get();
 182             }
 183         } catch (InterruptedException | ExecutionException e) {
 184             LOG.warn("Error reading from datastore", e);
 185         }
 186         return bridge;
 187     }
 188
 189     private Uuid getAutoAttachUuid(List<Autoattach> currentAutoAttach, Uri autoattachId) {
 190         if (currentAutoAttach != null && !currentAutoAttach.isEmpty()) {
 191             for (Autoattach autoAttach : currentAutoAttach) {
 192                 if (autoAttach.getAutoattachId().equals(autoattachId)) {
 193                     return autoAttach.getAutoattachUuid();
 194                 }
 195             }
 196         }
 197         return null;
 198     }
 199 }