opendaylight/netconf/config-netconf-connector/src/main/java/org/opendaylight/controller/netconf/confignetconfconnector/osgi/NetconfOperationServiceFactoryImpl.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.confignetconfconnector.osgi;
  10
  11 import java.lang.management.ManagementFactory;
  12 import java.util.HashSet;
  13 import java.util.Set;
  14 import javax.management.MBeanServer;
  15 import org.opendaylight.controller.config.util.ConfigRegistryJMXClient;
  16 import org.opendaylight.controller.netconf.api.Capability;
  17 import org.opendaylight.controller.netconf.api.monitoring.CapabilityListener;
  18 import org.opendaylight.controller.netconf.mapping.api.NetconfOperationServiceFactory;
  19 import org.opendaylight.controller.netconf.util.capability.BasicCapability;
  20 import org.opendaylight.controller.netconf.util.capability.YangModuleCapability;
  21 import org.opendaylight.yangtools.yang.model.api.Module;
  22 import org.slf4j.Logger;
  23 import org.slf4j.LoggerFactory;
  24
  25 public class NetconfOperationServiceFactoryImpl implements NetconfOperationServiceFactory {
  26
  27     public static final int ATTEMPT_TIMEOUT_MS = 1000;
  28     private static final int SILENT_ATTEMPTS = 30;
  29
  30     private final YangStoreService yangStoreService;
  31     private final ConfigRegistryJMXClient jmxClient;
  32
  33     private static final Logger LOG = LoggerFactory.getLogger(NetconfOperationServiceFactoryImpl.class);
  34
  35     public NetconfOperationServiceFactoryImpl(YangStoreService yangStoreService) {
  36         this(yangStoreService, ManagementFactory.getPlatformMBeanServer());
  37     }
  38
  39     public NetconfOperationServiceFactoryImpl(YangStoreService yangStoreService, MBeanServer mBeanServer) {
  40         this.yangStoreService = yangStoreService;
  41
  42         ConfigRegistryJMXClient configRegistryJMXClient;
  43         int i = 0;
  44         // Config registry might not be present yet, but will be eventually
  45         while(true) {
  46
  47             try {
  48                 configRegistryJMXClient = new ConfigRegistryJMXClient(mBeanServer);
  49                 break;
  50             } catch (IllegalStateException e) {
  51                 ++i;
  52                 if (i > SILENT_ATTEMPTS) {
  53                     LOG.info("JMX client not created after {} attempts, still trying", i, e);
  54                 } else {
  55                     LOG.debug("JMX client could not be created, reattempting, try {}", i, e);
  56                 }
  57                 try {
  58                     Thread.sleep(ATTEMPT_TIMEOUT_MS);
  59                 } catch (InterruptedException e1) {
  60                     Thread.currentThread().interrupt();
  61                     throw new IllegalStateException("Interrupted while reattempting connection", e1);
  62                 }
  63             }
  64         }
  65
  66         jmxClient = configRegistryJMXClient;
  67         if (i > SILENT_ATTEMPTS) {
  68             LOG.info("Created JMX client after {} attempts", i);
  69         } else {
  70             LOG.debug("Created JMX client after {} attempts", i);
  71         }
  72     }
  73
  74     @Override
  75     public NetconfOperationServiceImpl createService(String netconfSessionIdForReporting) {
  76         return new NetconfOperationServiceImpl(yangStoreService, jmxClient, netconfSessionIdForReporting);
  77     }
  78
  79
  80     @Override
  81     public Set<Capability> getCapabilities() {
  82         return setupCapabilities(yangStoreService);
  83     }
  84
  85     @Override
  86     public AutoCloseable registerCapabilityListener(final CapabilityListener listener) {
  87         return yangStoreService.registerCapabilityListener(listener);
  88     }
  89
  90     public static Set<Capability> setupCapabilities(final YangStoreContext yangStoreSnapshot) {
  91         Set<Capability> capabilities = new HashSet<>();
  92         // [RFC6241] 8.3.  Candidate Configuration Capability
  93         capabilities.add(new BasicCapability("urn:ietf:params:netconf:capability:candidate:1.0"));
  94
  95         // TODO rollback on error not supported EditConfigXmlParser:100
  96         // [RFC6241] 8.5.  Rollback-on-Error Capability
  97         // capabilities.add(new BasicCapability("urn:ietf:params:netconf:capability:rollback-on-error:1.0"));
  98
  99         Set<Module> modules = yangStoreSnapshot.getModules();
 100         for (Module module : modules) {
 101             capabilities.add(new YangModuleCapability(module, yangStoreSnapshot.getModuleSource(module)));
 102         }
 103
 104         return capabilities;
 105     }
 106
 107 }