2 * Copyright © 2016, 2017 Inocybe Technologies 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
8 package org.opendaylight.ovsdb.southbound.ovsdb.transact;
10 import static org.opendaylight.ovsdb.lib.operations.Operations.op;
12 import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
14 import java.util.Collection;
15 import java.util.Collections;
16 import java.util.List;
18 import java.util.Optional;
19 import java.util.concurrent.ExecutionException;
20 import org.opendaylight.mdsal.binding.api.DataTreeModification;
21 import org.opendaylight.mdsal.binding.api.ReadTransaction;
22 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
23 import org.opendaylight.ovsdb.lib.notation.Mutator;
24 import org.opendaylight.ovsdb.lib.notation.UUID;
25 import org.opendaylight.ovsdb.lib.operations.TransactionBuilder;
26 import org.opendaylight.ovsdb.schema.openvswitch.AutoAttach;
27 import org.opendaylight.ovsdb.schema.openvswitch.Bridge;
28 import org.opendaylight.ovsdb.southbound.InstanceIdentifierCodec;
29 import org.opendaylight.ovsdb.southbound.SouthboundProvider;
30 import org.opendaylight.ovsdb.southbound.SouthboundUtil;
31 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.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.OvsdbBridgeRef;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbNodeAugmentation;
36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.node.attributes.Autoattach;
37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.node.attributes.ManagedNodeEntry;
38 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
39 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
40 import org.slf4j.Logger;
41 import org.slf4j.LoggerFactory;
43 @SuppressFBWarnings("UPM_UNCALLED_PRIVATE_METHOD")
44 public class AutoAttachRemovedCommand implements TransactCommand {
45 private static final Logger LOG = LoggerFactory.getLogger(AutoAttachRemovedCommand.class);
48 public void execute(final TransactionBuilder transaction, final BridgeOperationalState state,
49 final Collection<DataTreeModification<Node>> modifications,
50 final InstanceIdentifierCodec instanceIdentifierCodec) {
51 execute(transaction, state, TransactUtils.extractOriginal(modifications, OvsdbNodeAugmentation.class),
52 TransactUtils.extractUpdated(modifications, OvsdbNodeAugmentation.class));
56 public void execute(final TransactionBuilder transaction, final BridgeOperationalState state,
57 final DataChangeEvent events, final InstanceIdentifierCodec instanceIdentifierCodec) {
58 execute(transaction, state, TransactUtils.extractOriginal(events, OvsdbNodeAugmentation.class),
59 TransactUtils.extractUpdated(events, OvsdbNodeAugmentation.class));
62 private void execute(final TransactionBuilder transaction, final BridgeOperationalState state,
63 final Map<InstanceIdentifier<OvsdbNodeAugmentation>, OvsdbNodeAugmentation> original,
64 final Map<InstanceIdentifier<OvsdbNodeAugmentation>, OvsdbNodeAugmentation> updated) {
66 for (final Map.Entry<InstanceIdentifier<OvsdbNodeAugmentation>, OvsdbNodeAugmentation> originalEntry :
67 original.entrySet()) {
68 final InstanceIdentifier<OvsdbNodeAugmentation> ovsdbNodeIid = originalEntry.getKey();
69 final OvsdbNodeAugmentation ovsdbNodeAugmentation = originalEntry.getValue();
70 final OvsdbNodeAugmentation deletedOvsdbNodeAugmentation = updated.get(ovsdbNodeIid);
72 if (ovsdbNodeAugmentation != null && deletedOvsdbNodeAugmentation != null) {
73 final List<Autoattach> origAutoattachList = ovsdbNodeAugmentation.getAutoattach();
74 final List<Autoattach> deletedAutoattachList = deletedOvsdbNodeAugmentation.getAutoattach();
75 if (origAutoattachList != null && !origAutoattachList.isEmpty()
76 && (deletedAutoattachList == null || deletedAutoattachList.isEmpty())) {
79 // FIXME: Remove if loop after ovs community supports external_ids column in AutoAttach Table
80 LOG.info("UNSUPPORTED FUNCTIONALITY: Auto Attach related CRUD operations are not supported for"
81 + " this version of OVSDB schema due to missing external_ids column.");
84 final OvsdbNodeAugmentation currentOvsdbNode =
85 state.getBridgeNode(ovsdbNodeIid).get().augmentation(OvsdbNodeAugmentation.class);
86 final List<Autoattach> currentAutoAttach = currentOvsdbNode.getAutoattach();
87 for (final Autoattach origAutoattach : origAutoattachList) {
88 final Uri autoAttachId = origAutoattach.getAutoattachId();
89 deleteAutoAttach(transaction, ovsdbNodeIid, getAutoAttachUuid(currentAutoAttach, autoAttachId));
96 private void deleteAutoAttach(final TransactionBuilder transaction,
97 final InstanceIdentifier<OvsdbNodeAugmentation> ovsdbNodeIid,
98 final Uuid autoattachUuid) {
100 LOG.debug("Received request to delete Autoattach entry {}", autoattachUuid);
101 final OvsdbBridgeAugmentation bridgeAugmentation = getBridge(ovsdbNodeIid, autoattachUuid);
102 if (autoattachUuid != null && bridgeAugmentation != null) {
103 final UUID uuid = new UUID(autoattachUuid.getValue());
104 final AutoAttach autoattach = transaction.getTypedRowSchema(AutoAttach.class);
105 transaction.add(op.delete(autoattach.getSchema())
106 .where(autoattach.getUuidColumn().getSchema().opEqual(uuid))
108 transaction.add(op.comment("AutoAttach: Deleting {} " + uuid
109 + " attached to " + bridgeAugmentation.getBridgeName().getValue()));
111 final Bridge bridge = transaction.getTypedRowSchema(Bridge.class);
112 transaction.add(op.mutate(bridge.getSchema())
113 .addMutation(bridge.getAutoAttachColumn().getSchema(),
114 Mutator.DELETE, Collections.singleton(uuid))
115 .where(bridge.getNameColumn().getSchema()
116 .opEqual(bridgeAugmentation.getBridgeName().getValue())).build());
118 transaction.add(op.comment("Bridge: Mutating " + bridgeAugmentation.getBridgeName().getValue()
119 + " to remove autoattach column " + uuid));
121 LOG.debug("Unable to delete AutoAttach {} for node {} because it was not found in the operational store, "
122 + "and thus we cannot retrieve its UUID", autoattachUuid, ovsdbNodeIid);
126 private Uuid getAutoAttachUuid(final List<Autoattach> currentAutoAttach, final Uri autoAttachId) {
127 if (currentAutoAttach != null && !currentAutoAttach.isEmpty()) {
128 for (final Autoattach autoAttach : currentAutoAttach) {
129 if (autoAttach.getAutoattachId().equals(autoAttachId)) {
130 return autoAttach.getAutoattachUuid();
137 private OvsdbBridgeAugmentation getBridge(final InstanceIdentifier<OvsdbNodeAugmentation> key, final Uuid aaUuid) {
138 if (aaUuid == null) {
141 OvsdbBridgeAugmentation bridge = null;
142 final InstanceIdentifier<Node> nodeIid = key.firstIdentifierOf(Node.class);
143 try (ReadTransaction transaction = SouthboundProvider.getDb().newReadOnlyTransaction()) {
144 final Optional<Node> nodeOptional = SouthboundUtil.readNode(transaction, nodeIid);
145 if (nodeOptional.isPresent()) {
146 final List<ManagedNodeEntry> managedNodes =
147 nodeOptional.get().augmentation(OvsdbNodeAugmentation.class).getManagedNodeEntry();
148 for (final ManagedNodeEntry managedNode : managedNodes) {
149 final OvsdbBridgeRef ovsdbBridgeRef = managedNode.getBridgeRef();
150 final InstanceIdentifier<OvsdbBridgeAugmentation> brIid = ovsdbBridgeRef.getValue()
151 .firstIdentifierOf(Node.class).augmentation(OvsdbBridgeAugmentation.class);
152 final Optional<OvsdbBridgeAugmentation> optionalBridge =
153 transaction.read(LogicalDatastoreType.OPERATIONAL, brIid).get();
154 bridge = optionalBridge.get();
155 if (bridge != null && bridge.getAutoAttach() != null
156 && bridge.getAutoAttach().equals(aaUuid)) {
161 } catch (InterruptedException | ExecutionException e) {
162 LOG.warn("Error reading from datastore",e);