2 * Copyright © 2017 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
9 package org.opendaylight.netvirt.elan.evpn.listeners;
11 import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
12 import javax.annotation.PostConstruct;
13 import javax.inject.Inject;
14 import javax.inject.Singleton;
15 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
16 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
17 import org.opendaylight.genius.datastoreutils.AsyncDataTreeChangeListenerBase;
18 import org.opendaylight.netvirt.elan.cache.ElanInstanceCache;
19 import org.opendaylight.netvirt.elan.evpn.utils.EvpnUtils;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.ElanForwardingTables;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.forwarding.tables.MacTable;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.instances.ElanInstance;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.forwarding.entries.MacEntry;
24 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
25 import org.slf4j.Logger;
26 import org.slf4j.LoggerFactory;
29 public class ElanMacEntryListener extends AsyncDataTreeChangeListenerBase<MacEntry, ElanMacEntryListener> {
31 private static final Logger LOG = LoggerFactory.getLogger(ElanMacEntryListener.class);
32 private final DataBroker broker;
33 private final EvpnUtils evpnUtils;
34 private final ElanInstanceCache elanInstanceCache;
37 public ElanMacEntryListener(final DataBroker broker, final EvpnUtils evpnUtils,
38 final ElanInstanceCache elanInstanceCache) {
40 this.evpnUtils = evpnUtils;
41 this.elanInstanceCache = elanInstanceCache;
47 registerListener(LogicalDatastoreType.OPERATIONAL, broker);
51 // Confusing with CacheElanInstanceListener.getWildcardPath but this method is implemented from an interface.
52 @SuppressFBWarnings("NM_CONFUSING")
53 protected InstanceIdentifier<MacEntry> getWildCardPath() {
54 return InstanceIdentifier.builder(ElanForwardingTables.class)
55 .child(MacTable.class).child(MacEntry.class).build();
59 protected ElanMacEntryListener getDataTreeChangeListener() {
60 return ElanMacEntryListener.this;
64 protected void add(InstanceIdentifier<MacEntry> instanceIdentifier, MacEntry macEntry) {
65 LOG.info("ElanMacEntryListener : ADD macEntry {} ", instanceIdentifier);
66 String elanName = instanceIdentifier.firstKeyOf(MacTable.class).getElanInstanceName();
67 ElanInstance elanInfo = elanInstanceCache.get(elanName).orNull();
68 if (EvpnUtils.getEvpnNameFromElan(elanInfo) == null) {
69 LOG.trace("ElanMacEntryListener : Add evpnName is null for elan {} ", elanInfo);
72 evpnUtils.advertisePrefix(elanInfo, macEntry);
76 protected void remove(InstanceIdentifier<MacEntry> instanceIdentifier, MacEntry macEntry) {
77 LOG.info("ElanMacEntryListener : remove macEntry {} ", instanceIdentifier);
78 String elanName = instanceIdentifier.firstKeyOf(MacTable.class).getElanInstanceName();
79 ElanInstance elanInfo = elanInstanceCache.get(elanName).orNull();
80 if (EvpnUtils.getEvpnNameFromElan(elanInfo) == null) {
81 LOG.trace("ElanMacEntryListener : Remove evpnName is null for elan {} ", elanInfo);
84 evpnUtils.withdrawPrefix(elanInfo, macEntry);
88 protected void update(InstanceIdentifier<MacEntry> instanceIdentifier, MacEntry macEntry, MacEntry t1) {