2 * Copyright (c) 2017 HPE 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.internal;
10 import java.util.stream.Collectors;
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.netvirt.elan.utils.TransportZoneNotificationUtil;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.config.rev150710.ElanConfig;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.VpnInstanceOpData;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.vpn.instance.op.data.VpnInstanceOpDataEntry;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.vpn.instance.op.data.vpn.instance.op.data.entry.VpnToDpnList;
22 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
23 import org.slf4j.Logger;
24 import org.slf4j.LoggerFactory;
27 public class VpnDpnToTransportZoneListener
28 extends AsyncDataTreeChangeListenerBase<VpnToDpnList, VpnDpnToTransportZoneListener> {
30 private static final Logger LOG = LoggerFactory.getLogger(VpnDpnToTransportZoneListener.class);
31 private final TransportZoneNotificationUtil transportZoneNotificationUtil;
32 private final DataBroker dbx;
33 private final Boolean useTransportZone;
36 public VpnDpnToTransportZoneListener(final DataBroker dbx,
37 final ElanConfig elanConfig, final TransportZoneNotificationUtil tznu) {
38 useTransportZone = elanConfig.isAutoConfigTransportZones();
39 transportZoneNotificationUtil = tznu;
45 LOG.info("{} start", getClass().getSimpleName());
47 if (useTransportZone) {
48 registerListener(LogicalDatastoreType.OPERATIONAL, dbx);
53 protected InstanceIdentifier<VpnToDpnList> getWildCardPath() {
54 return InstanceIdentifier.builder(VpnInstanceOpData.class).child(VpnInstanceOpDataEntry.class)
55 .child(VpnToDpnList.class).build();
59 protected void remove(InstanceIdentifier<VpnToDpnList> identifier, VpnToDpnList del) {
60 LOG.debug("Vpn dpn {} remove detected, SHOULD BE deleting transport zones", del.getDpnId());
64 protected void update(InstanceIdentifier<VpnToDpnList> identifier, VpnToDpnList original, VpnToDpnList update) {
65 LOG.debug("Vpn dpn {} update detected, updating transport zones", update.getDpnId());
67 if (update.getVpnInterfaces() == null || update.getVpnInterfaces().isEmpty()) {
68 LOG.debug("Vpn dpn {} doesn't contain any vpn interfaces", update.getDpnId());
72 boolean shouldCreateVtep;
73 if (original.getVpnInterfaces() != null && !original.getVpnInterfaces().isEmpty()) {
74 shouldCreateVtep = transportZoneNotificationUtil.shouldCreateVtep(update.getVpnInterfaces().stream()
75 .filter(vi -> !original.getVpnInterfaces().contains(vi)).collect(Collectors.toList()));
77 shouldCreateVtep = transportZoneNotificationUtil.shouldCreateVtep(update.getVpnInterfaces());
80 if (shouldCreateVtep) {
81 String vrfId = identifier.firstKeyOf(VpnInstanceOpDataEntry.class).getVrfId();
82 transportZoneNotificationUtil.updateTransportZone(vrfId, update.getDpnId());
87 protected void add(InstanceIdentifier<VpnToDpnList> identifier, VpnToDpnList add) {
88 LOG.debug("Vpn dpn {} add detected, updating transport zones", add.getDpnId());
90 boolean shouldCreateVtep = transportZoneNotificationUtil.shouldCreateVtep(add.getVpnInterfaces());
91 if (shouldCreateVtep) {
92 String vrfId = identifier.firstKeyOf(VpnInstanceOpDataEntry.class).getVrfId();
93 transportZoneNotificationUtil.updateTransportZone(vrfId, add.getDpnId());
98 protected VpnDpnToTransportZoneListener getDataTreeChangeListener() {
99 return VpnDpnToTransportZoneListener.this;