hwvtepsouthbound/hwvtepsouthbound-impl/src/main/java/org/opendaylight/ovsdb/hwvtepsouthbound/transactions/md/GlobalUpdateCommand.java

   1 /*
   2  * Copyright (c) 2015 Ericsson India Global Services Pvt Ltd. 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.hwvtepsouthbound.transactions.md;
  10
  11 import java.util.Map;
  12 import java.util.Map.Entry;
  13
  14 import org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction;
  15 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  16 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepConnectionInstance;
  17 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepSouthboundMapper;
  18 import org.opendaylight.ovsdb.lib.message.TableUpdates;
  19 import org.opendaylight.ovsdb.lib.notation.UUID;
  20 import org.opendaylight.ovsdb.lib.schema.DatabaseSchema;
  21 import org.opendaylight.ovsdb.lib.schema.typed.TyperUtils;
  22 import org.opendaylight.ovsdb.schema.hardwarevtep.Global;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepGlobalAugmentation;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepGlobalAugmentationBuilder;
  25 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
  26 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  27 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeBuilder;
  28 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeKey;
  29 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  30 import org.slf4j.Logger;
  31 import org.slf4j.LoggerFactory;
  32
  33 public class GlobalUpdateCommand extends AbstractTransactionCommand {
  34
  35     private static final Logger LOG = LoggerFactory.getLogger(GlobalUpdateCommand.class);
  36     private Map<UUID, Global> updatedHwvtepRows =
  37                     TyperUtils.extractRowsUpdated(Global.class, getUpdates(),getDbSchema());
  38     private Map<UUID, Global> oldHwvtepRows =
  39                     TyperUtils.extractRowsUpdated(Global.class, getUpdates(),getDbSchema());
  40
  41     public GlobalUpdateCommand(HwvtepConnectionInstance key, TableUpdates updates,
  42             DatabaseSchema dbSchema) {
  43                 super(key, updates, dbSchema);
  44             }
  45
  46     @Override
  47     public void execute(ReadWriteTransaction transaction) {
  48         for (Entry<UUID, Global> entry : updatedHwvtepRows.entrySet()) {
  49             Global hwvtepGlobal = entry.getValue();
  50             Global oldEntry = oldHwvtepRows.get(entry.getKey());
  51             final InstanceIdentifier<Node> nodePath = getInstanceIdentifier(hwvtepGlobal);
  52             LOG.trace("Processing hardware_vtep update for nodePath: {}", nodePath);
  53
  54             HwvtepGlobalAugmentationBuilder hwvtepGlobalBuilder = new HwvtepGlobalAugmentationBuilder();
  55             hwvtepGlobalBuilder.setConnectionInfo(getConnectionInfo());
  56             NodeBuilder nodeBuilder = new NodeBuilder();
  57             nodeBuilder.setNodeId(getNodeId(hwvtepGlobal));
  58             nodeBuilder.addAugmentation(HwvtepGlobalAugmentation.class, hwvtepGlobalBuilder.build());
  59             transaction.merge(LogicalDatastoreType.OPERATIONAL, nodePath, nodeBuilder.build());
  60         }
  61     }
  62
  63     private InstanceIdentifier<Node> getInstanceIdentifier(Global hwvtep) {
  64         InstanceIdentifier<Node> iid = getOvsdbConnectionInstance().getInstanceIdentifier();
  65         if(iid == null) {
  66             LOG.warn("InstanceIdentifier was null when it shouldn't be");
  67             /* This can be case for switch initiated connection */
  68             iid = HwvtepSouthboundMapper.getInstanceIdentifier(hwvtep);
  69             getOvsdbConnectionInstance().setInstanceIdentifier(iid);
  70         }
  71         return getOvsdbConnectionInstance().getInstanceIdentifier();
  72     }
  73
  74     private NodeId getNodeId(Global hwvtep) {
  75         NodeKey nodeKey = getInstanceIdentifier(hwvtep).firstKeyOf(Node.class, NodeKey.class);
  76         return nodeKey.getNodeId();
  77     }
  78 }