2 * Copyright (c) 2016 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.internal;
10 import java.util.Collections;
11 import javax.annotation.PreDestroy;
12 import javax.inject.Inject;
13 import javax.inject.Singleton;
14 import org.opendaylight.infrautils.jobcoordinator.JobCoordinator;
15 import org.opendaylight.infrautils.utils.concurrent.Executors;
16 import org.opendaylight.mdsal.binding.api.DataBroker;
17 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
18 import org.opendaylight.netvirt.elan.utils.ElanConstants;
19 import org.opendaylight.netvirt.elan.utils.ElanUtils;
20 import org.opendaylight.serviceutils.tools.listener.AbstractAsyncDataTreeChangeListener;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.op.rev160406.TepTypeInternal;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.op.rev160406.TunnelOperStatus;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.op.rev160406.TunnelsState;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.op.rev160406.tunnels_state.StateTunnelList;
25 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
26 import org.opendaylight.yangtools.yang.common.Uint64;
27 import org.slf4j.Logger;
28 import org.slf4j.LoggerFactory;
31 public class ElanTunnelInterfaceStateListener extends AbstractAsyncDataTreeChangeListener<StateTunnelList> {
32 private static final Logger LOG = LoggerFactory.getLogger(ElanTunnelInterfaceStateListener.class);
33 private final DataBroker dataBroker;
34 private final ElanInterfaceManager elanInterfaceManager;
35 private final ElanUtils elanUtils;
36 private final JobCoordinator jobCoordinator;
39 public ElanTunnelInterfaceStateListener(final DataBroker dataBroker,
40 final ElanInterfaceManager elanInterfaceManager, final ElanUtils elanUtils,
41 final JobCoordinator jobCoordinator) {
42 super(dataBroker, LogicalDatastoreType.OPERATIONAL, InstanceIdentifier.create(TunnelsState.class)
43 .child(StateTunnelList.class),
44 Executors.newListeningSingleThreadExecutor("ElanTunnelInterfaceStateListener", LOG));
45 this.dataBroker = dataBroker;
46 this.elanInterfaceManager = elanInterfaceManager;
47 this.elanUtils = elanUtils;
48 this.jobCoordinator = jobCoordinator;
52 LOG.info("{} init", getClass().getSimpleName());
59 Executors.shutdownAndAwaitTermination(getExecutorService());
63 public void remove(InstanceIdentifier<StateTunnelList> key, StateTunnelList delete) {
67 public void update(InstanceIdentifier<StateTunnelList> key, StateTunnelList original,
68 StateTunnelList update) {
72 public void add(InstanceIdentifier<StateTunnelList> key, StateTunnelList add) {
73 LOG.info("processing add state for StateTunnelList {}", add);
74 if (!isInternalTunnel(add)) {
75 LOG.trace("tunnel {} is not a internal vxlan tunnel", add);
78 if (elanUtils.isTunnelInLogicalGroup(add.getTunnelInterfaceName())) {
79 LOG.trace("MULTIPLE_VxLAN_TUNNELS: ignoring the tunnel event for {}", add.getTunnelInterfaceName());
82 TunnelOperStatus tunOpStatus = add.getOperState();
83 if (tunOpStatus != TunnelOperStatus.Down && tunOpStatus != TunnelOperStatus.Up) {
84 LOG.trace("Returning because unsupported tunnelOperStatus {}", tunOpStatus);
88 Uint64 srcDpId = Uint64.valueOf(add.getSrcInfo().getTepDeviceId());
89 Uint64 dstDpId = Uint64.valueOf(add.getDstInfo().getTepDeviceId());
90 jobCoordinator.enqueueJob(add.getTunnelInterfaceName(), () -> {
91 LOG.info("Handling tunnel state event for srcDpId {} and dstDpId {} ",
93 elanInterfaceManager.handleInternalTunnelStateEvent(srcDpId, dstDpId);
94 return Collections.emptyList();
95 }, ElanConstants.JOB_MAX_RETRIES);
96 } catch (NumberFormatException e) {
97 LOG.error("Invalid source TepDeviceId {} or destination TepDeviceId {}", add.getSrcInfo().getTepDeviceId(),
98 add.getDstInfo().getTepDeviceId());
102 private static boolean isInternalTunnel(StateTunnelList stateTunnelList) {
103 return stateTunnelList.getDstInfo() != null
104 ? stateTunnelList.getDstInfo().getTepDeviceType() == TepTypeInternal.class : false;