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.mapping.api.NetconfOperationProvider;
  13 import org.opendaylight.controller.netconf.api.monitoring.NetconfMonitoringService;
  14 import org.opendaylight.controller.netconf.impl.DefaultCommitNotificationProducer;
  15 import org.opendaylight.controller.netconf.impl.NetconfServerDispatcher;
  16 import org.opendaylight.controller.netconf.impl.NetconfServerSessionListenerFactory;
  17 import org.opendaylight.controller.netconf.impl.NetconfServerSessionNegotiatorFactory;
  18 import org.opendaylight.controller.netconf.impl.SessionIdProvider;
  19 import org.opendaylight.controller.netconf.util.osgi.NetconfConfigUtil;
  20 import org.osgi.framework.BundleActivator;
  21 import org.osgi.framework.BundleContext;
  22 import org.osgi.framework.ServiceRegistration;
  23 import org.slf4j.Logger;
  24 import org.slf4j.LoggerFactory;
  25
  26 import java.lang.management.ManagementFactory;
  27 import java.net.InetSocketAddress;
  28 import java.util.Dictionary;
  29 import java.util.Hashtable;
  30 import java.util.concurrent.TimeUnit;
  31
  32 public class NetconfImplActivator implements BundleActivator {
  33
  34     private static final Logger logger = LoggerFactory.getLogger(NetconfImplActivator.class);
  35
  36     private NetconfOperationServiceFactoryTracker factoriesTracker;
  37     private DefaultCommitNotificationProducer commitNot;
  38     private NioEventLoopGroup eventLoopGroup;
  39     private HashedWheelTimer timer;
  40     private ServiceRegistration<NetconfMonitoringService> regMonitoring;
  41
  42     @Override
  43     public void start(final BundleContext context) throws Exception {
  44         InetSocketAddress address = NetconfConfigUtil.extractTCPNetconfAddress(context,
  45                 "TCP is not configured, netconf not available.", false);
  46
  47         NetconfOperationServiceFactoryListenerImpl factoriesListener = new NetconfOperationServiceFactoryListenerImpl();
  48         startOperationServiceFactoryTracker(context, factoriesListener);
  49
  50         SessionIdProvider idProvider = new SessionIdProvider();
  51         timer = new HashedWheelTimer();
  52         long connectionTimeoutMillis = NetconfConfigUtil.extractTimeoutMillis(context);
  53         NetconfServerSessionNegotiatorFactory serverNegotiatorFactory = new NetconfServerSessionNegotiatorFactory(
  54                 timer, factoriesListener, idProvider, connectionTimeoutMillis);
  55
  56         commitNot = new DefaultCommitNotificationProducer(ManagementFactory.getPlatformMBeanServer());
  57
  58         NetconfMonitoringServiceImpl monitoringService = startMonitoringService(context, factoriesListener);
  59
  60         NetconfServerSessionListenerFactory listenerFactory = new NetconfServerSessionListenerFactory(
  61                 factoriesListener, commitNot, idProvider, monitoringService);
  62
  63         eventLoopGroup = new NioEventLoopGroup();
  64
  65         NetconfServerDispatcher.ServerChannelInitializer serverChannelInitializer = new NetconfServerDispatcher.ServerChannelInitializer(
  66                 serverNegotiatorFactory, listenerFactory);
  67         NetconfServerDispatcher dispatch = new NetconfServerDispatcher(serverChannelInitializer, eventLoopGroup, eventLoopGroup);
  68
  69         logger.info("Starting TCP netconf server at {}", address);
  70         dispatch.createServer(address);
  71
  72         context.registerService(NetconfOperationProvider.class, factoriesListener, null);
  73
  74     }
  75
  76     private void startOperationServiceFactoryTracker(BundleContext context, NetconfOperationServiceFactoryListenerImpl factoriesListener) {
  77         factoriesTracker = new NetconfOperationServiceFactoryTracker(context, factoriesListener);
  78         factoriesTracker.open();
  79     }
  80
  81     private NetconfMonitoringServiceImpl startMonitoringService(BundleContext context, NetconfOperationServiceFactoryListenerImpl factoriesListener) {
  82         NetconfMonitoringServiceImpl netconfMonitoringServiceImpl = new NetconfMonitoringServiceImpl(factoriesListener);
  83         Dictionary<String, ?> dic = new Hashtable<>();
  84         regMonitoring = context.registerService(NetconfMonitoringService.class, netconfMonitoringServiceImpl, dic);
  85
  86         return netconfMonitoringServiceImpl;
  87     }
  88
  89     @Override
  90     public void stop(final BundleContext context) throws Exception {
  91         logger.info("Shutting down netconf because YangStoreService service was removed");
  92
  93         commitNot.close();
  94         eventLoopGroup.shutdownGracefully(0, 1, TimeUnit.SECONDS);
  95         timer.stop();
  96
  97         regMonitoring.unregister();
  98         factoriesTracker.close();
  99     }
 100 }