netconf/netconf-tcp/src/main/java/org/opendaylight/netconf/tcp/NetconfNorthboundTcpServer.java

   1 /*
   2  * Copyright (c) 2016 Inocybe Technologies and others.  All rights reserved.
   3  *
   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
   7  */
   8 package org.opendaylight.netconf.tcp;
   9
  10 import io.netty.channel.ChannelFuture;
  11 import java.net.InetAddress;
  12 import java.net.InetSocketAddress;
  13 import java.net.UnknownHostException;
  14 import org.opendaylight.netconf.api.NetconfServerDispatcher;
  15 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
  16 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddressBuilder;
  17 import org.slf4j.Logger;
  18 import org.slf4j.LoggerFactory;
  19
  20 /**
  21  * Create an MD-SAL NETCONF server using TCP.
  22  */
  23 public class NetconfNorthboundTcpServer implements AutoCloseable {
  24
  25     private static final Logger LOG = LoggerFactory.getLogger(NetconfNorthboundTcpServer.class);
  26
  27     private final ChannelFuture tcpServer;
  28
  29     public NetconfNorthboundTcpServer(final NetconfServerDispatcher netconfServerDispatcher,
  30                                       final String address,
  31                                       final String port) {
  32         InetSocketAddress inetAddress = getInetAddress(address, port);
  33         tcpServer = netconfServerDispatcher.createServer(inetAddress);
  34         tcpServer.addListener(future -> {
  35             if (future.isDone() && future.isSuccess()) {
  36                 LOG.info("Netconf TCP endpoint started successfully at {}", inetAddress);
  37             } else {
  38                 LOG.warn("Unable to start TCP netconf server at {}", inetAddress, future.cause());
  39                 throw new RuntimeException("Unable to start TCP netconf server", future.cause());
  40             }
  41         });
  42     }
  43
  44     private InetSocketAddress getInetAddress(final String bindingAddress, final String portNumber) {
  45         try {
  46             IpAddress ipAddress = IpAddressBuilder.getDefaultInstance(bindingAddress);
  47             final InetAddress inetAd = InetAddress.getByName(ipAddress.getIpv4Address() == null
  48                     ? ipAddress.getIpv6Address().getValue() : ipAddress.getIpv4Address().getValue());
  49             return new InetSocketAddress(inetAd, Integer.valueOf(portNumber));
  50         } catch (final UnknownHostException e) {
  51             throw new IllegalArgumentException("Unable to bind netconf tcp endpoint to address " + bindingAddress, e);
  52         }
  53     }
  54
  55     @Override
  56     public void close() throws Exception {
  57         if (tcpServer.isDone()) {
  58             tcpServer.channel().close();
  59         } else {
  60             tcpServer.cancel(true);
  61         }
  62     }
  63 }