opendaylight/netconf/config-persister-impl/src/main/java/org/opendaylight/controller/netconf/persist/impl/osgi/ConfigPersisterActivator.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
   9 package org.opendaylight.controller.netconf.persist.impl.osgi;
  10
  11 import com.google.common.base.Optional;
  12 import org.opendaylight.controller.netconf.persist.impl.ConfigPersisterNotificationHandler;
  13 import org.opendaylight.controller.netconf.persist.impl.NoOpStorageAdapter;
  14 import org.opendaylight.controller.netconf.persist.impl.PersisterImpl;
  15 import org.opendaylight.controller.config.stat.ConfigProvider;
  16 import org.opendaylight.controller.netconf.util.osgi.NetconfConfigUtil;
  17 import org.opendaylight.controller.netconf.util.osgi.NetconfConfigUtil.TLSConfiguration;
  18 import org.osgi.framework.BundleActivator;
  19 import org.osgi.framework.BundleContext;
  20 import org.slf4j.Logger;
  21 import org.slf4j.LoggerFactory;
  22
  23 import javax.management.MBeanServer;
  24 import java.lang.management.ManagementFactory;
  25 import java.net.InetSocketAddress;
  26
  27 public class ConfigPersisterActivator implements BundleActivator {
  28
  29     private static final Logger logger = LoggerFactory.getLogger(ConfigPersisterActivator.class);
  30
  31     private final static MBeanServer platformMBeanServer = ManagementFactory.getPlatformMBeanServer();
  32
  33     private ConfigPersisterNotificationHandler configPersisterNotificationHandler;
  34
  35     private Thread initializationThread;
  36
  37     @Override
  38     public void start(BundleContext context) throws Exception {
  39         logger.debug("ConfigPersister activator started");
  40
  41         ConfigProvider configProvider = new ConfigProvider.ConfigProviderImpl(context);
  42         Optional<PersisterImpl> maybePersister = PersisterImpl.createFromProperties(configProvider);
  43         if (maybePersister.isPresent() == false) {
  44             throw new IllegalStateException("No persister is defined in " + PersisterImpl.STORAGE_ADAPTER_CLASS_PROP
  45                     + " property. For noop persister use " + NoOpStorageAdapter.class.getCanonicalName()
  46                     + " . Persister is not operational");
  47         }
  48
  49         Optional<TLSConfiguration> maybeTLSConfiguration = NetconfConfigUtil.extractTLSConfiguration(configProvider);
  50         Optional<InetSocketAddress> maybeTCPAddress = NetconfConfigUtil.extractTCPNetconfAddress(configProvider);
  51
  52         InetSocketAddress address;
  53         if (maybeTLSConfiguration.isPresent()) {
  54             throw new UnsupportedOperationException("TLS is currently not supported for persister");
  55         } else if (maybeTCPAddress.isPresent()) {
  56             address = maybeTCPAddress.get();
  57         } else {
  58             throw new IllegalStateException("Netconf is not configured, persister is not operational");
  59         }
  60
  61         PersisterImpl persister = maybePersister.get();
  62         configPersisterNotificationHandler = new ConfigPersisterNotificationHandler(persister, address,
  63                 platformMBeanServer);
  64         Runnable initializationRunnable = new Runnable() {
  65             @Override
  66             public void run() {
  67                 try {
  68                     configPersisterNotificationHandler.init();
  69                 } catch (InterruptedException e) {
  70                     logger.info("Interrupted while waiting for netconf connection");
  71                 }
  72             }
  73         };
  74         initializationThread = new Thread(initializationRunnable, "ConfigPersister-registrator");
  75         initializationThread.start();
  76     }
  77
  78     @Override
  79     public void stop(BundleContext context) throws Exception {
  80         initializationThread.interrupt();
  81         configPersisterNotificationHandler.close();
  82     }
  83 }