void
ImR_Locator_i::connect_server (UpdateableServerInfo& info)
{
  Server_Info *sip = info.edit ()->active_info ();
  if (! CORBA::is_nil (sip->server.in ()))
    {
      if (!this->pinger_.has_server (sip->key_name_.c_str()))
        {
          this->pinger_.add_server (sip->key_name_.c_str(),
                                    this->opts_->ping_external (),
                                    sip->server.in());
        }
      return; // already connected
    }

  if (sip->ior.length () == 0)
    {
      sip->reset_runtime ();
      return; // can't connect
    }

  try
    {
      CORBA::Object_var obj = orb_->string_to_object (sip->ior.c_str ());

      if (CORBA::is_nil (obj.in ()))
        {
          sip->reset_runtime ();
          return;
        }

      obj = this->set_timeout_policy (obj.in (), this->opts_->ping_timeout ());

      sip->server =
        ImplementationRepository::ServerObject::_unchecked_narrow (obj.in ());

      if (CORBA::is_nil (sip->server.in ()))
        {
          sip->reset_runtime ();
          return;
        }

      if (debug_ > 1)
        ORBSVCS_DEBUG ((LM_DEBUG,
                        ACE_TEXT ("(%P|%t) ImR: Connected to server <%C>\n"),
                        sip->key_name_.c_str ()));
      this->pinger_.add_server (sip->key_name_.c_str(),
                                this->opts_->ping_external (),
                                sip->server.in());


    }
  catch (const CORBA::Exception&)
    {
      sip->reset_runtime ();
    }
}
Example #2
0
int
Locator_Repository::unregister_if_address_reused (const ACE_CString& fqname,
                                                  const char* partial_ior,
                                                  ImR_Locator_i* imr_locator)

{
  if (this->opts_.debug() > 0)
  {
    ORBSVCS_DEBUG ((LM_DEBUG,
                    ACE_TEXT ("(%P|%t)ImR: checking reuse address ")
                    ACE_TEXT ("for server \"%C\" ior \"%C\"\n"),
                    fqname.c_str(),
                    partial_ior));
  }

  ACE_CString key;
  Server_Info_Ptr si;

  Server_Info::fqname_to_key (fqname.c_str(), key);
  servers ().find (key, si);
  ACE_CString poa_name;
  ACE_CString server_id;
  if (si.null())
    {
      Server_Info::parse_id (fqname.c_str(), server_id, poa_name);
    }
  else
    {
      server_id = si->active_info ()->server_id;
      poa_name = si->active_info ()->poa_name;
    }

  Locator_Repository::SIMap::ENTRY* sientry = 0;
  Locator_Repository::SIMap::ITERATOR siit (servers ());
  for (; siit.next (sientry); siit.advance() )
  {
    Server_Info *info = sientry->int_id_->active_info ();

    if (this->opts_.debug() > 0)
    {
      ORBSVCS_DEBUG ((LM_DEBUG,
                      ACE_TEXT ("(%P|%t)ImR: iterating - registered server")
                      ACE_TEXT ("\"%C:%C\" key = <%C> ior \"%C\"\n"), info->server_id.c_str(),
                      info->poa_name.c_str (), info->key_name_.c_str(), info->partial_ior.c_str ()));
    }
    bool same_server = info->server_id == server_id;
    if (same_server && (server_id.length () == 0))
      {
        same_server = info->poa_name == poa_name;
      }
    if (info->partial_ior == partial_ior && !same_server)
      {
        if (this->opts_.debug() > 0)
          {
            ORBSVCS_DEBUG ((LM_DEBUG,
                            ACE_TEXT ("(%P|%t)ImR: reuse address %C so remove server %C \n"),
                            info->partial_ior.c_str (), info->poa_name.c_str ()));
          }
        imr_locator->pinger ().remove_server (info->key_name_.c_str());
        AsyncAccessManager_ptr aam = imr_locator->find_aam (info->key_name_.c_str ());
        if (!aam.is_nil())
          {
            aam->server_is_shutting_down ();
          }
        info->reset_runtime ();
      }
  }

  return 0;
}
int
ImR_Locator_i::init_with_orb (CORBA::ORB_ptr orb)
{
  this->orb_ = CORBA::ORB::_duplicate (orb);
  ImR_Locator_i::debug_ = this->opts_->debug ();
  CORBA::Object_var obj =
    this->orb_->resolve_initial_references ("RootPOA");
  this->root_poa_ = PortableServer::POA::_narrow (obj.in ());
  ACE_ASSERT (! CORBA::is_nil (this->root_poa_.in ()));

  this->dsi_forwarder_.init (orb);
  this->adapter_.init (& this->dsi_forwarder_);
  this->pinger_.init (orb, this->opts_->ping_interval ());

  this->opts_->pinger (&this->pinger_);

  // Register the Adapter_Activator reference to be the RootPOA's
  // Adapter Activator.
  root_poa_->the_activator (&this->adapter_);

  // Use a persistent POA so that any IOR
  this->imr_poa_ = createPersistentPOA (this->root_poa_.in (),
                                        "ImplRepo_Service");
  ACE_ASSERT (! CORBA::is_nil (this->imr_poa_.in ()));

  PortableServer::ObjectId_var id =
    PortableServer::string_to_ObjectId ("ImplRepo_Service");
  this->imr_poa_->activate_object_with_id (id.in (), this);

  obj = this->imr_poa_->id_to_reference (id.in ());
  ImplementationRepository::Locator_var locator =
    ImplementationRepository::Locator::_narrow (obj.in ());
  ACE_ASSERT(! CORBA::is_nil (locator.in ()));
  const CORBA::String_var ior = this->orb_->object_to_string (obj.in ());

  // create the selected Locator_Repository with backing store
  switch (this->opts_->repository_mode ())
    {
    case Options::REPO_REGISTRY:
      {
        repository_.reset(new Registry_Backing_Store(*this->opts_, orb));
        break;
      }
    case Options::REPO_HEAP_FILE:
      {
        repository_.reset(new Heap_Backing_Store(*this->opts_, orb));
        break;
      }
    case Options::REPO_XML_FILE:
      {
        repository_.reset(new XML_Backing_Store(*this->opts_, orb));
        break;
      }
    case Options::REPO_SHARED_FILES:
      {
        repository_.reset(new Shared_Backing_Store(*this->opts_, orb, this));
        break;
      }
    case Options::REPO_NONE:
      {
        repository_.reset(new No_Backing_Store(*this->opts_, orb));
        break;
      }
    default:
      {
        bool invalid_rmode_specified = false;
        ACE_ASSERT (invalid_rmode_specified);
        ACE_UNUSED_ARG (invalid_rmode_specified);
        ORBSVCS_ERROR_RETURN ((
          LM_ERROR, ACE_TEXT ("Repository failed to initialize\n")), -1);
      }
    }

  // Register the ImR for use with INS
  obj = orb->resolve_initial_references ("AsyncIORTable");
  IORTable::Table_var ior_table = IORTable::Table::_narrow (obj.in ());
  ACE_ASSERT (! CORBA::is_nil (ior_table.in ()));
  ior_table->set_locator (this->ins_locator_.in ());

  // initialize the repository. This will load any values that
  // may have been persisted before.
  int result = this->repository_->init(this->root_poa_.in (),
                                       this->imr_poa_.in (),
                                       ior);
  if (result != 0)
    {
      return result;
    }

  Locator_Repository::SIMap::ENTRY* entry = 0;
  Locator_Repository::SIMap::ITERATOR it (this->repository_->servers ());

  for (;it.next (entry) != 0; it.advance ())
    {
      UpdateableServerInfo info (this->repository_, entry->int_id_);
      bool is_alive = this->server_is_alive (info);
      Server_Info *active = info.edit()->active_info ();
      if (this->debug_ > 0)
        {
          ORBSVCS_DEBUG ((LM_DEBUG,
                          ACE_TEXT ("server %C is_alive = %d\n"),
                          active->ping_id(), is_alive));
        }

      if (!is_alive)
        {
          info.edit()->reset_runtime ();
          active->reset_runtime ();
          continue;
        }

      active->death_notify = false;
      if (active->pid > 0)
        {
          Activator_Info_Ptr ainfo =
            this->get_activator (active->activator);

          if (!(ainfo.null () || CORBA::is_nil (ainfo->activator.in ())))
            {
              ImplementationRepository::ActivatorExt_var actx =
                ImplementationRepository::ActivatorExt::_narrow (ainfo->activator.in ());
              try
                {
                  active->death_notify =
                    !CORBA::is_nil (actx.in ()) && actx->still_alive (active->pid);
                }
              catch (const CORBA::Exception &)
                {
                }
              if (this->debug_ > 0)
                {
                  ORBSVCS_DEBUG ((LM_DEBUG,
                                  ACE_TEXT ("activator says death_notify = %d\n"),
                                  active->death_notify));
                }
            }
        }
    }

  //only after verifying do we report the IOR and become open for business
  return this->repository_->report_ior(this->imr_poa_.in ());
}