2 * Copyright (c) 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 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.AsyncDataTreeChangeListenerBase;
17 import org.opendaylight.genius.mdsalutil.interfaces.IMdsalApiManager;
18 import org.opendaylight.netvirt.elan.evpn.utils.EvpnMacVrfUtils;
19 import org.opendaylight.netvirt.elan.evpn.utils.EvpnUtils;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.ElanInstances;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.EvpnAugmentation;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.instances.ElanInstance;
23 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
24 import org.slf4j.Logger;
25 import org.slf4j.LoggerFactory;
30 public class EvpnElanInstanceListener extends AsyncDataTreeChangeListenerBase<ElanInstance, EvpnElanInstanceListener> {
31 private static final Logger LOG = LoggerFactory.getLogger(EvpnElanInstanceListener.class);
32 private final DataBroker broker;
33 private final EvpnUtils evpnUtils;
34 private final EvpnMacVrfUtils evpnMacVrfUtils;
35 private final IMdsalApiManager mdsalManager;
39 public EvpnElanInstanceListener(final DataBroker dataBroker, final EvpnUtils evpnUtils,
40 EvpnMacVrfUtils evpnMacVrfUtils, IMdsalApiManager mdsalApiManager) {
41 super(ElanInstance.class, EvpnElanInstanceListener.class);
42 this.broker = dataBroker;
43 this.evpnUtils = evpnUtils;
44 this.evpnMacVrfUtils = evpnMacVrfUtils;
45 this.mdsalManager = mdsalApiManager;
51 registerListener(LogicalDatastoreType.CONFIGURATION, broker);
55 protected InstanceIdentifier<ElanInstance> getWildCardPath() {
56 return InstanceIdentifier.builder(ElanInstances.class).child(ElanInstance.class).build();
60 protected void add(InstanceIdentifier<ElanInstance> instanceIdentifier, ElanInstance evpnAugmentation) {
64 protected void remove(InstanceIdentifier<ElanInstance> instanceIdentifier, ElanInstance evpnAugmentation) {
68 protected void update(InstanceIdentifier<ElanInstance> instanceIdentifier, ElanInstance original,
69 ElanInstance update) {
70 String elanName = update.getElanInstanceName();
71 if (evpnUtils.isWithdrawEvpnRT2Routes(original, update)) {
72 evpnUtils.withdrawEvpnRT2Routes(original.getAugmentation(EvpnAugmentation.class), elanName);
73 evpnMacVrfUtils.updateEvpnDmacFlows(original, false);
74 evpnUtils.programEvpnL2vniDemuxTable(elanName,
75 (elan, interfaceName) -> evpnUtils.bindElanServiceToExternalTunnel(elanName, interfaceName),
76 mdsalManager::installFlow);
77 } else if (evpnUtils.isAdvertiseEvpnRT2Routes(original, update)) {
78 evpnUtils.advertiseEvpnRT2Routes(update.getAugmentation(EvpnAugmentation.class), elanName);
79 evpnMacVrfUtils.updateEvpnDmacFlows(update, true);
80 evpnUtils.programEvpnL2vniDemuxTable(elanName,
81 (elan, interfaceName) -> evpnUtils.unbindElanServiceFromExternalTunnel(elanName, interfaceName),
82 mdsalManager::removeFlow);
87 protected EvpnElanInstanceListener getDataTreeChangeListener() {