2 * Copyright (c) 2015, 2016 China Telecom Beijing Research Institute 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.hwvtepsouthbound.transact;
11 import static org.opendaylight.ovsdb.lib.operations.Operations.op;
13 import java.util.ArrayList;
14 import java.util.Collection;
15 import java.util.HashMap;
16 import java.util.List;
18 import java.util.Map.Entry;
20 import org.opendaylight.controller.md.sal.binding.api.DataObjectModification;
21 import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
22 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepSouthboundConstants;
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.hardwarevtep.McastMacsLocal;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepGlobalAugmentation;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LocalMcastMacs;
29 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
30 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
31 import org.slf4j.Logger;
32 import org.slf4j.LoggerFactory;
34 import com.google.common.base.Optional;
36 public class McastMacsLocalRemoveCommand extends AbstractTransactCommand {
37 private static final Logger LOG = LoggerFactory.getLogger(McastMacsLocalRemoveCommand.class);
39 public McastMacsLocalRemoveCommand(HwvtepOperationalState state,
40 Collection<DataTreeModification<Node>> changes) {
41 super(state, changes);
45 public void execute(TransactionBuilder transaction) {
46 Map<InstanceIdentifier<Node>, List<LocalMcastMacs>> removeds =
47 extractRemoved(getChanges(),LocalMcastMacs.class);
48 if (!removeds.isEmpty()) {
49 for (Entry<InstanceIdentifier<Node>, List<LocalMcastMacs>> removed:
50 removeds.entrySet()) {
51 removeMcastMacLocal(transaction, removed.getKey(), removed.getValue());
56 private void removeMcastMacLocal(TransactionBuilder transaction,
57 InstanceIdentifier<Node> instanceIdentifier, List<LocalMcastMacs> macList) {
58 for (LocalMcastMacs mac: macList) {
59 LOG.debug("Removing localMcastMacs, mac address: {}", mac.getMacEntryKey().getValue());
60 Optional<LocalMcastMacs> operationalMacOptional =
61 getOperationalState().getLocalMcastMacs(instanceIdentifier, mac.getKey());
62 McastMacsLocal mcastMacsLocal = TyperUtils.getTypedRowWrapper(transaction.getDatabaseSchema(),
63 McastMacsLocal.class, null);
64 if (operationalMacOptional.isPresent() && operationalMacOptional.get().getMacEntryUuid() != null) {
65 //when mac entry is deleted, its referenced locator set and locators are deleted automatically.
66 //TODO: locator in config DS is not deleted
67 UUID macEntryUUID = new UUID(operationalMacOptional.get().getMacEntryUuid().getValue());
68 mcastMacsLocal.getUuidColumn().setData(macEntryUUID);
69 transaction.add(op.delete(mcastMacsLocal.getSchema()).
70 where(mcastMacsLocal.getUuidColumn().getSchema().opEqual(macEntryUUID)).build());
71 transaction.add(op.comment("McastMacLocal: Deleting " + mac.getMacEntryKey().getValue()));
73 LOG.warn("Unable to delete localMcastMacs {} because it was not found in the operational store",
74 mac.getMacEntryKey().getValue());
79 private Map<InstanceIdentifier<Node>, List<LocalMcastMacs>> extractRemoved(
80 Collection<DataTreeModification<Node>> changes, Class<LocalMcastMacs> class1) {
81 Map<InstanceIdentifier<Node>, List<LocalMcastMacs>> result
82 = new HashMap<InstanceIdentifier<Node>, List<LocalMcastMacs>>();
83 if (changes != null && !changes.isEmpty()) {
84 for (DataTreeModification<Node> change : changes) {
85 final InstanceIdentifier<Node> key = change.getRootPath().getRootIdentifier();
86 final DataObjectModification<Node> mod = change.getRootNode();
87 //If the node which localMcastMacs belong to is removed, all localMcastMacs should be removed too.
88 Node removed = TransactUtils.getRemoved(mod);
89 if (removed != null) {
90 List<LocalMcastMacs> macListRemoved = null;
91 if (removed.getAugmentation(HwvtepGlobalAugmentation.class) != null) {
92 macListRemoved = removed.getAugmentation(HwvtepGlobalAugmentation.class).getLocalMcastMacs();
94 if (macListRemoved != null) {
95 result.put(key, macListRemoved);
98 //If the node which localMcastMacs belong to is updated, and localMcastMacs may
99 //be created or updated or deleted, we need to get deleted ones.
100 Node updated = TransactUtils.getUpdated(mod);
101 Node before = mod.getDataBefore();
102 if (updated != null && before != null) {
103 List<LocalMcastMacs> macListUpdated = null;
104 List<LocalMcastMacs> macListBefore = null;
105 HwvtepGlobalAugmentation hgUpdated = updated.getAugmentation(HwvtepGlobalAugmentation.class);
106 if (hgUpdated != null) {
107 macListUpdated = hgUpdated.getLocalMcastMacs();
109 HwvtepGlobalAugmentation hgBefore = before.getAugmentation(HwvtepGlobalAugmentation.class);
110 if (hgBefore != null) {
111 macListBefore = hgBefore.getLocalMcastMacs();
113 if (macListBefore != null) {
114 List<LocalMcastMacs> macListRemoved = new ArrayList<LocalMcastMacs>();
115 if (macListUpdated != null) {
116 macListBefore.removeAll(macListUpdated);
118 //then exclude updated localMcastMacs
119 for (LocalMcastMacs macBefore: macListBefore) {
121 for(; i < macListUpdated.size(); i++) {
122 if (macBefore.getKey().equals(macListUpdated.get(i).getKey())) {
126 if (i == macListUpdated.size()) {
127 macListRemoved.add(macBefore);
130 if (!macListRemoved.isEmpty()) {
131 result.put(key, macListRemoved);