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