2 * Copyright (c) 2013 Cisco Systems, Inc. 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.controller.netconf.client;
11 import io.netty.channel.EventLoopGroup;
12 import io.netty.channel.socket.SocketChannel;
13 import io.netty.util.Timer;
14 import io.netty.util.concurrent.Future;
15 import io.netty.util.concurrent.Promise;
16 import java.io.Closeable;
17 import org.opendaylight.controller.netconf.client.conf.NetconfClientConfiguration;
18 import org.opendaylight.controller.netconf.client.conf.NetconfReconnectingClientConfiguration;
19 import org.opendaylight.protocol.framework.AbstractDispatcher;
20 import org.slf4j.Logger;
21 import org.slf4j.LoggerFactory;
23 public class NetconfClientDispatcherImpl extends AbstractDispatcher<NetconfClientSession, NetconfClientSessionListener>
24 implements NetconfClientDispatcher, Closeable {
26 private static final Logger LOG = LoggerFactory.getLogger(NetconfClientDispatcherImpl.class);
28 private final Timer timer;
30 public NetconfClientDispatcherImpl(final EventLoopGroup bossGroup, final EventLoopGroup workerGroup, final Timer timer) {
31 super(bossGroup, workerGroup);
36 public Future<NetconfClientSession> createClient(final NetconfClientConfiguration clientConfiguration) {
37 switch (clientConfiguration.getProtocol()) {
39 return createTcpClient(clientConfiguration);
41 return createSshClient(clientConfiguration);
43 throw new IllegalArgumentException("Unknown client protocol " + clientConfiguration.getProtocol());
47 public Future<Void> createReconnectingClient(final NetconfReconnectingClientConfiguration clientConfiguration) {
48 switch (clientConfiguration.getProtocol()) {
50 return createReconnectingTcpClient(clientConfiguration);
52 return createReconnectingSshClient(clientConfiguration);
54 throw new IllegalArgumentException("Unknown client protocol " + clientConfiguration.getProtocol());
58 private Future<NetconfClientSession> createTcpClient(final NetconfClientConfiguration currentConfiguration) {
59 LOG.debug("Creating TCP client with configuration: {}", currentConfiguration);
60 return super.createClient(currentConfiguration.getAddress(), currentConfiguration.getReconnectStrategy(),
61 new PipelineInitializer<NetconfClientSession>() {
64 public void initializeChannel(final SocketChannel ch, final Promise<NetconfClientSession> promise) {
65 initialize(ch, promise);
68 private void initialize(final SocketChannel ch, final Promise<NetconfClientSession> promise) {
69 new TcpClientChannelInitializer(getNegotiatorFactory(currentConfiguration), currentConfiguration
70 .getSessionListener()).initialize(ch, promise);
75 private Future<Void> createReconnectingTcpClient(final NetconfReconnectingClientConfiguration currentConfiguration) {
76 LOG.debug("Creating reconnecting TCP client with configuration: {}", currentConfiguration);
77 final TcpClientChannelInitializer init = new TcpClientChannelInitializer(getNegotiatorFactory(currentConfiguration),
78 currentConfiguration.getSessionListener());
80 return super.createReconnectingClient(currentConfiguration.getAddress(), currentConfiguration.getConnectStrategyFactory(),
81 currentConfiguration.getReconnectStrategy(), new PipelineInitializer<NetconfClientSession>() {
83 public void initializeChannel(final SocketChannel ch, final Promise<NetconfClientSession> promise) {
84 init.initialize(ch, promise);
89 private Future<NetconfClientSession> createSshClient(final NetconfClientConfiguration currentConfiguration) {
90 LOG.debug("Creating SSH client with configuration: {}", currentConfiguration);
91 return super.createClient(currentConfiguration.getAddress(), currentConfiguration.getReconnectStrategy(),
92 new PipelineInitializer<NetconfClientSession>() {
95 public void initializeChannel(final SocketChannel ch,
96 final Promise<NetconfClientSession> sessionPromise) {
97 new SshClientChannelInitializer(currentConfiguration.getAuthHandler(),
98 getNegotiatorFactory(currentConfiguration), currentConfiguration.getSessionListener())
99 .initialize(ch, sessionPromise);
105 private Future<Void> createReconnectingSshClient(final NetconfReconnectingClientConfiguration currentConfiguration) {
106 LOG.debug("Creating reconnecting SSH client with configuration: {}", currentConfiguration);
107 final SshClientChannelInitializer init = new SshClientChannelInitializer(currentConfiguration.getAuthHandler(),
108 getNegotiatorFactory(currentConfiguration), currentConfiguration.getSessionListener());
110 return super.createReconnectingClient(currentConfiguration.getAddress(), currentConfiguration.getConnectStrategyFactory(), currentConfiguration.getReconnectStrategy(),
111 new PipelineInitializer<NetconfClientSession>() {
113 public void initializeChannel(final SocketChannel ch, final Promise<NetconfClientSession> promise) {
114 init.initialize(ch, promise);
119 protected NetconfClientSessionNegotiatorFactory getNegotiatorFactory(final NetconfClientConfiguration cfg) {
120 return new NetconfClientSessionNegotiatorFactory(timer, cfg.getAdditionalHeader(),
121 cfg.getConnectionTimeoutMillis());