2 * Copyright (c) 2015 - 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.dhcpservice;
10 import javax.annotation.PreDestroy;
11 import javax.inject.Inject;
12 import javax.inject.Singleton;
13 import org.opendaylight.genius.infra.Datastore;
14 import org.opendaylight.genius.infra.ManagedNewTransactionRunner;
15 import org.opendaylight.genius.infra.ManagedNewTransactionRunnerImpl;
16 import org.opendaylight.infrautils.utils.concurrent.Executors;
17 import org.opendaylight.infrautils.utils.concurrent.ListenableFutures;
18 import org.opendaylight.mdsal.binding.api.DataBroker;
19 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
20 import org.opendaylight.serviceutils.tools.listener.AbstractAsyncDataTreeChangeListener;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeId;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.Nodes;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
24 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
25 import org.opendaylight.yangtools.yang.common.Uint64;
26 import org.slf4j.Logger;
27 import org.slf4j.LoggerFactory;
30 public class NodeListener extends AbstractAsyncDataTreeChangeListener<Node> {
32 private static final Logger LOG = LoggerFactory.getLogger(NodeListener.class);
34 private final DataBroker broker;
35 private final DhcpManager dhcpManager;
36 private final DhcpExternalTunnelManager dhcpExternalTunnelManager;
37 private final ManagedNewTransactionRunner txRunner;
40 public NodeListener(final DataBroker db, final DhcpManager dhcpMgr,
41 final DhcpExternalTunnelManager dhcpExternalTunnelManager) {
42 super(db, LogicalDatastoreType.OPERATIONAL, InstanceIdentifier.create(Nodes.class).child(Node.class),
43 Executors.newListeningSingleThreadExecutor("NodeListener", LOG));
45 this.dhcpManager = dhcpMgr;
46 this.dhcpExternalTunnelManager = dhcpExternalTunnelManager;
47 this.txRunner = new ManagedNewTransactionRunnerImpl(db);
51 LOG.info("{} init", getClass().getSimpleName());
55 public void remove(InstanceIdentifier<Node> identifier, Node del) {
59 public void update(InstanceIdentifier<Node> identifier, Node original, Node update) {
64 public void add(InstanceIdentifier<Node> identifier, Node add) {
65 NodeId nodeId = add.getId();
66 String[] node = nodeId.getValue().split(":");
67 if (node.length < 2) {
68 LOG.warn("Unexpected nodeId {}", nodeId.getValue());
72 if (node[1] != null) {
73 Uint64 dpId = Uint64.valueOf(node[1]);
74 ListenableFutures.addErrorLogging(
75 txRunner.callWithNewWriteOnlyTransactionAndSubmit(Datastore.CONFIGURATION,
76 tx -> dhcpManager.setupDefaultDhcpFlows(tx, dpId)),
77 LOG, "Error handling node addition for {}", add);
78 dhcpExternalTunnelManager.installDhcpDropActionOnDpn(dpId);
80 LOG.error("Unexpected nodeId {} found", nodeId.getValue());
82 } catch (NumberFormatException ex) {
83 LOG.error("Unexpected nodeId {} found with Exception {} ", nodeId.getValue(),ex.getMessage());
91 Executors.shutdownAndAwaitTermination(getExecutorService());
92 LOG.debug("Node Listener Closed");