2 * Copyright (c) 2016 Intel Communications Systems, Inc. and others. All rights reserved.
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
9 package org.opendaylight.ovsdb.southbound.transactions.md;
11 import com.google.common.base.Optional;
12 import java.util.ArrayList;
13 import java.util.Iterator;
14 import java.util.List;
16 import org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction;
17 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
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.openvswitch.Queue;
23 import org.opendaylight.ovsdb.southbound.OvsdbConnectionInstance;
24 import org.opendaylight.ovsdb.southbound.SouthboundMapper;
25 import org.opendaylight.ovsdb.southbound.SouthboundUtil;
26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Uuid;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbNodeAugmentation;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.node.attributes.Queues;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.node.attributes.QueuesKey;
30 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
31 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
32 import org.slf4j.Logger;
33 import org.slf4j.LoggerFactory;
35 public class OvsdbQueueRemovedCommand extends AbstractTransactionCommand {
36 private static final Logger LOG = LoggerFactory.getLogger(OvsdbQueueUpdateCommand.class);
38 private Map<UUID, Queue> removedQueueRows;
40 public OvsdbQueueRemovedCommand(OvsdbConnectionInstance key,
41 TableUpdates updates, DatabaseSchema dbSchema) {
42 super(key, updates, dbSchema);
43 removedQueueRows = TyperUtils.extractRowsRemoved(Queue.class, getUpdates(), getDbSchema());
47 public void execute(ReadWriteTransaction transaction) {
48 if (removedQueueRows == null || removedQueueRows.isEmpty()) {
52 final InstanceIdentifier<Node> nodeIId = getOvsdbConnectionInstance().getInstanceIdentifier();
53 final Optional<Node> ovsdbNode = SouthboundUtil.readNode(transaction, nodeIId);
54 if (ovsdbNode.isPresent()) {
55 List<InstanceIdentifier<Queues>> result = new ArrayList<>();
56 InstanceIdentifier<Node> ovsdbNodeIid =
57 SouthboundMapper.createInstanceIdentifier(getOvsdbConnectionInstance().getNodeId());
58 for (UUID queueUuid : removedQueueRows.keySet()) {
59 QueuesKey queueKey = getQueueKey(ovsdbNode.get(), queueUuid);
60 if (queueKey != null) {
61 InstanceIdentifier<Queues> iid = ovsdbNodeIid
62 .augmentation(OvsdbNodeAugmentation.class)
63 .child(Queues.class, queueKey);
67 deleteQueue(transaction, result);
71 private QueuesKey getQueueKey(Node node, UUID queueUuid) {
72 List<Queues> queueList = node.getAugmentation(OvsdbNodeAugmentation.class).getQueues();
73 if (queueList == null || queueList.isEmpty()) {
74 LOG.debug("Deleting Queue {}, Ovsdb Node {} does not have a Queue list.", queueUuid.toString(), node);
77 Iterator<Queues> itr = queueList.iterator();
78 Uuid quUuid = new Uuid(queueUuid.toString());
79 while (itr.hasNext()) {
80 Queues queue = itr.next();
81 if (queue.getQueueUuid().equals(quUuid)) {
82 return queue.getKey();
85 LOG.debug("Deleted Queue {} not found in Ovsdb Node {}", queueUuid.toString(), node);
89 private void deleteQueue(ReadWriteTransaction transaction,
90 List<InstanceIdentifier<Queues>> queueIids) {
91 for (InstanceIdentifier<Queues> queueIid: queueIids) {
92 transaction.delete(LogicalDatastoreType.OPERATIONAL, queueIid);