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.local.LocalAddress;
  11 import io.netty.channel.nio.NioEventLoopGroup;
  12 import io.netty.util.HashedWheelTimer;
  13 import java.lang.management.ManagementFactory;
  14 import java.util.Dictionary;
  15 import java.util.Hashtable;
  16 import java.util.concurrent.TimeUnit;
  17 import org.opendaylight.controller.netconf.api.monitoring.NetconfMonitoringService;
  18 import org.opendaylight.controller.netconf.impl.DefaultCommitNotificationProducer;
  19 import org.opendaylight.controller.netconf.impl.NetconfServerDispatcherImpl;
  20 import org.opendaylight.controller.netconf.impl.NetconfServerSessionNegotiatorFactory;
  21 import org.opendaylight.controller.netconf.impl.SessionIdProvider;
  22 import org.opendaylight.controller.netconf.mapping.api.NetconfOperationProvider;
  23 import org.opendaylight.controller.netconf.util.osgi.NetconfConfigUtil;
  24 import org.osgi.framework.BundleActivator;
  25 import org.osgi.framework.BundleContext;
  26 import org.osgi.framework.ServiceRegistration;
  27 import org.slf4j.Logger;
  28 import org.slf4j.LoggerFactory;
  29
  30 public class NetconfImplActivator implements BundleActivator {
  31
  32     private static final Logger LOG = LoggerFactory.getLogger(NetconfImplActivator.class);
  33
  34     private NetconfOperationServiceFactoryTracker factoriesTracker;
  35     private DefaultCommitNotificationProducer commitNot;
  36     private NioEventLoopGroup eventLoopGroup;
  37     private HashedWheelTimer timer;
  38     private ServiceRegistration<NetconfMonitoringService> regMonitoring;
  39
  40     @Override
  41     public void start(final BundleContext context)  {
  42
  43         NetconfOperationServiceFactoryListenerImpl factoriesListener = new NetconfOperationServiceFactoryListenerImpl();
  44         startOperationServiceFactoryTracker(context, factoriesListener);
  45
  46         SessionIdProvider idProvider = new SessionIdProvider();
  47         timer = new HashedWheelTimer();
  48         long connectionTimeoutMillis = NetconfConfigUtil.extractTimeoutMillis(context);
  49
  50
  51         commitNot = new DefaultCommitNotificationProducer(ManagementFactory.getPlatformMBeanServer());
  52
  53         SessionMonitoringService monitoringService = startMonitoringService(context, factoriesListener);
  54
  55         NetconfServerSessionNegotiatorFactory serverNegotiatorFactory = new NetconfServerSessionNegotiatorFactory(
  56                 timer, factoriesListener, idProvider, connectionTimeoutMillis, commitNot, monitoringService);
  57
  58         eventLoopGroup = new NioEventLoopGroup();
  59
  60         NetconfServerDispatcherImpl.ServerChannelInitializer serverChannelInitializer = new NetconfServerDispatcherImpl.ServerChannelInitializer(
  61                 serverNegotiatorFactory);
  62         NetconfServerDispatcherImpl dispatch = new NetconfServerDispatcherImpl(serverChannelInitializer, eventLoopGroup, eventLoopGroup);
  63
  64         LocalAddress address = NetconfConfigUtil.getNetconfLocalAddress();
  65         LOG.trace("Starting local netconf server at {}", address);
  66         dispatch.createLocalServer(address);
  67
  68         context.registerService(NetconfOperationProvider.class, factoriesListener, null);
  69
  70     }
  71
  72     private void startOperationServiceFactoryTracker(BundleContext context, NetconfOperationServiceFactoryListenerImpl factoriesListener) {
  73         factoriesTracker = new NetconfOperationServiceFactoryTracker(context, factoriesListener);
  74         factoriesTracker.open();
  75     }
  76
  77     private NetconfMonitoringServiceImpl startMonitoringService(BundleContext context, NetconfOperationServiceFactoryListenerImpl factoriesListener) {
  78         NetconfMonitoringServiceImpl netconfMonitoringServiceImpl = new NetconfMonitoringServiceImpl(factoriesListener);
  79         Dictionary<String, ?> dic = new Hashtable<>();
  80         regMonitoring = context.registerService(NetconfMonitoringService.class, netconfMonitoringServiceImpl, dic);
  81
  82         return netconfMonitoringServiceImpl;
  83     }
  84
  85     @Override
  86     public void stop(final BundleContext context) {
  87         LOG.info("Shutting down netconf because YangStoreService service was removed");
  88
  89         commitNot.close();
  90         eventLoopGroup.shutdownGracefully(0, 1, TimeUnit.SECONDS);
  91         timer.stop();
  92
  93         regMonitoring.unregister();
  94         factoriesTracker.close();
  95     }
  96 }