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