opendaylight/netconf/netconf-impl/src/main/java/org/opendaylight/controller/netconf/impl/osgi/NetconfImplActivator.java

   1 /*
   2  * Copyright (c) 2013 Cisco Systems, Inc. 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.controller.netconf.impl.osgi;
   9
  10 import io.netty.channel.nio.NioEventLoopGroup;
  11 import io.netty.util.HashedWheelTimer;
  12 import org.opendaylight.controller.netconf.api.monitoring.NetconfMonitoringService;
  13 import org.opendaylight.controller.netconf.impl.DefaultCommitNotificationProducer;
  14 import org.opendaylight.controller.netconf.impl.NetconfServerDispatcher;
  15 import org.opendaylight.controller.netconf.impl.NetconfServerSessionListenerFactory;
  16 import org.opendaylight.controller.netconf.impl.NetconfServerSessionNegotiatorFactory;
  17 import org.opendaylight.controller.netconf.impl.SessionIdProvider;
  18 import org.opendaylight.controller.netconf.util.osgi.NetconfConfigUtil;
  19 import org.osgi.framework.BundleActivator;
  20 import org.osgi.framework.BundleContext;
  21 import org.osgi.framework.ServiceRegistration;
  22 import org.slf4j.Logger;
  23 import org.slf4j.LoggerFactory;
  24
  25 import java.lang.management.ManagementFactory;
  26 import java.net.InetSocketAddress;
  27 import java.util.Dictionary;
  28 import java.util.Hashtable;
  29
  30 public class NetconfImplActivator implements BundleActivator {
  31
  32     private static final Logger logger = LoggerFactory.getLogger(NetconfImplActivator.class);
  33
  34     private NetconfOperationServiceFactoryTracker factoriesTracker;
  35     private DefaultCommitNotificationProducer commitNot;
  36     private NetconfServerDispatcher dispatch;
  37     private NioEventLoopGroup eventLoopGroup;
  38     private HashedWheelTimer timer;
  39     private ServiceRegistration<NetconfMonitoringService> regMonitoring;
  40
  41     @Override
  42     public void start(final BundleContext context) throws Exception {
  43         InetSocketAddress address = NetconfConfigUtil.extractTCPNetconfAddress(context,
  44                 "TCP is not configured, netconf not available.", false);
  45
  46         NetconfOperationServiceFactoryListenerImpl factoriesListener = new NetconfOperationServiceFactoryListenerImpl();
  47         startOperationServiceFactoryTracker(context, factoriesListener);
  48
  49         SessionIdProvider idProvider = new SessionIdProvider();
  50         timer = new HashedWheelTimer();
  51         long connectionTimeoutMillis = NetconfConfigUtil.extractTimeoutMillis(context);
  52         NetconfServerSessionNegotiatorFactory serverNegotiatorFactory = new NetconfServerSessionNegotiatorFactory(
  53                 timer, factoriesListener, idProvider, connectionTimeoutMillis);
  54
  55         commitNot = new DefaultCommitNotificationProducer(ManagementFactory.getPlatformMBeanServer());
  56
  57         NetconfMonitoringServiceImpl monitoringService = startMonitoringService(context, factoriesListener);
  58
  59         NetconfServerSessionListenerFactory listenerFactory = new NetconfServerSessionListenerFactory(
  60                 factoriesListener, commitNot, idProvider, monitoringService);
  61
  62         eventLoopGroup = new NioEventLoopGroup();
  63
  64         NetconfServerDispatcher.ServerChannelInitializer serverChannelInitializer = new NetconfServerDispatcher.ServerChannelInitializer(
  65                 serverNegotiatorFactory, listenerFactory);
  66         dispatch = new NetconfServerDispatcher(serverChannelInitializer, eventLoopGroup, eventLoopGroup);
  67
  68         logger.info("Starting TCP netconf server at {}", address);
  69         dispatch.createServer(address);
  70
  71     }
  72
  73     private void startOperationServiceFactoryTracker(BundleContext context, NetconfOperationServiceFactoryListenerImpl factoriesListener) {
  74         factoriesTracker = new NetconfOperationServiceFactoryTracker(context, factoriesListener);
  75         factoriesTracker.open();
  76     }
  77
  78     private NetconfMonitoringServiceImpl startMonitoringService(BundleContext context, NetconfOperationServiceFactoryListenerImpl factoriesListener) {
  79         NetconfMonitoringServiceImpl netconfMonitoringServiceImpl = new NetconfMonitoringServiceImpl(factoriesListener);
  80         Dictionary<String, ?> dic = new Hashtable<>();
  81         regMonitoring = context.registerService(NetconfMonitoringService.class, netconfMonitoringServiceImpl, dic);
  82
  83         return netconfMonitoringServiceImpl;
  84     }
  85
  86     @Override
  87     public void stop(final BundleContext context) throws Exception {
  88         logger.info("Shutting down netconf because YangStoreService service was removed");
  89
  90         commitNot.close();
  91         eventLoopGroup.shutdownGracefully();
  92         timer.stop();
  93
  94         regMonitoring.unregister();
  95         factoriesTracker.close();
  96     }
  97 }