2 * Copyright (c) 2018 Ericsson India Global Services Pvt Ltd. 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.netvirt.elan.l2gw.ha.listeners;
10 import java.util.Arrays;
11 import javax.annotation.PostConstruct;
12 import javax.inject.Inject;
13 import javax.inject.Singleton;
14 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
15 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
16 import org.opendaylight.genius.datastoreutils.AsyncClusteredDataTreeChangeListenerBase;
17 import org.opendaylight.genius.utils.hwvtep.HwvtepNodeHACache;
18 import org.opendaylight.genius.utils.hwvtep.HwvtepSouthboundUtils;
19 import org.opendaylight.netvirt.elan.l2gw.ha.HwvtepHAUtil;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepGlobalAugmentation;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.Managers;
22 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
23 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
24 import org.slf4j.Logger;
25 import org.slf4j.LoggerFactory;
28 public final class ManagerListener extends AsyncClusteredDataTreeChangeListenerBase<Managers, ManagerListener> {
30 private static final Logger LOG = LoggerFactory.getLogger(ManagerListener.class);
32 private final DataBroker dataBroker;
33 private final HwvtepNodeHACache hwvtepNodeHACache;
36 public ManagerListener(DataBroker dataBroker, HwvtepNodeHACache hwvtepNodeHACache) {
37 this.dataBroker = dataBroker;
38 this.hwvtepNodeHACache = hwvtepNodeHACache;
43 registerListener(LogicalDatastoreType.CONFIGURATION, dataBroker);
47 protected InstanceIdentifier<Managers> getWildCardPath() {
48 return HwvtepSouthboundUtils.createHwvtepTopologyInstanceIdentifier()
50 .augmentation(HwvtepGlobalAugmentation.class)
51 .child(Managers.class);
55 protected void remove(InstanceIdentifier<Managers> key, Managers managers) {
59 protected void update(InstanceIdentifier<Managers> key, Managers before, Managers after) {
63 protected void add(InstanceIdentifier<Managers> key, Managers managers) {
64 InstanceIdentifier<Node> parent = key.firstIdentifierOf(Node.class);
65 if (managers.getKey().getTarget().getValue().contains(HwvtepHAUtil.MANAGER_KEY)
66 && managers.getManagerOtherConfigs() != null) {
67 managers.getManagerOtherConfigs().stream()
68 .filter(otherConfig -> otherConfig.getKey().getOtherConfigKey().contains(HwvtepHAUtil.HA_CHILDREN))
69 .flatMap(otherConfig -> Arrays.stream(otherConfig.getOtherConfigValue().split(",")))
70 .map(HwvtepHAUtil::convertToInstanceIdentifier)
71 .forEach(childIid -> hwvtepNodeHACache.addChild(parent, childIid));
76 protected ManagerListener getDataTreeChangeListener() {