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//=============================================================================
/**
* @file local_server.cpp
*
* $Id$
*
* This server will run the ORB briefly and then make
* several calls on the distant MT Object.
*
*
* @author Michael Kircher
*/
//=============================================================================
#include "local_server.h"
#include "tao/debug.h"
#include "ace/Read_Buffer.h"
#include "ace/OS_NS_unistd.h"
#include "ace/OS_NS_fcntl.h"
#include "tao/Utils/ORB_Manager.h"
MT_Server_Task::MT_Server_Task (ACE_Thread_Manager* thr_mgr_ptr,
int argc,
ACE_TCHAR **argv,
TAO_ORB_Manager* orb_manager_ptr)
:ACE_Task<ACE_SYNCH> (thr_mgr_ptr),
argc_ (argc),
argv_ (argv),
orb_manager_ptr_ (orb_manager_ptr)
{
}
int
MT_Server_Task::svc (void)
{
if (this->mT_Server_.init (this->argc_,
this->argv_,
this->orb_manager_ptr_) == -1)
return 1;
else
return this->mT_Server_.run_ORB_briefly ();
}
MT_Server::MT_Server ()
: object_key_ (0),
ior_output_file_ (0),
orb_manager_ptr_ (0),
iterations_ (1)
{
}
// Reads the MT Object IOR from a file
int
MT_Server::read_ior (ACE_TCHAR *filename)
{
// Open the file for reading.
ACE_HANDLE f_handle = ACE_OS::open (filename,0);
if (f_handle == ACE_INVALID_HANDLE)
ACE_ERROR_RETURN ((LM_ERROR,
"Unable to open %s for reading\n",
filename),
-1);
ACE_Read_Buffer ior_buffer (f_handle);
this->object_key_ = ior_buffer.read ();
if (this->object_key_ == 0)
ACE_ERROR_RETURN ((LM_ERROR,
"Unable to allocate memory to read ior: %p\n"),
-1);
ACE_OS::close (f_handle);
return 0;
}
int
MT_Server::parse_args (void)
{
ACE_Get_Opt get_opts (argc_, argv_, ACE_TEXT("d:f:g:h:i:n:s:"));
int c;
while ((c = get_opts ()) != -1)
switch (c)
{
case 'd': // debug flag.
TAO_debug_level++;
break;
case 'h': // read the IOR from the file.
int result;
result = this->read_ior (get_opts.opt_arg ());
// read IOR for MT Object
if (result < 0)
ACE_ERROR_RETURN ((LM_ERROR,
"Unable to read ior from %s : %p\n",
get_opts.opt_arg ()),
-1);
break;
case 'f':
case 'g':
case 'i':
case 'n':
break;
case 's': this->iterations_ = ACE_OS::atoi (get_opts.opt_arg ());
break;
case '?':
default:
ACE_ERROR_RETURN ((LM_ERROR,
"usage: %s"
" [-d]\n"
" [-f] first server ior file\n"
" [-g] second server ior file\n"
" [-h] third server ior file\n"
" [-i] client iterations\n"
" [-n] number of client threads\n"
" [-s] number of server iterations\n"
"\n",
argv_ [0]),
-1);
}
// Indicates successful parsing of command line.
return 0;
}
int
MT_Server::init (int argc,
ACE_TCHAR** argv,
TAO_ORB_Manager* orb_manager_ptr)
{
this->argc_ = argc;
this->argv_ = argv;
if ((this->orb_manager_ptr_ = orb_manager_ptr) == 0)
ACE_ERROR_RETURN ((LM_ERROR,
"MT_Server::init: ORB_Manager is nil!\n"),
-1);
try
{
// Call the init of TAO_ORB_Manager to create a child POA
// under the root POA.
this->orb_manager_ptr_->init_child_poa (argc,
argv,
"child_poa");
this->parse_args ();
// ~~ check for the return value here
this->str_ =
this->orb_manager_ptr_->activate_under_child_poa ("MT",
&this->mT_Object_i_);
#if 0
ACE_DEBUG ((LM_DEBUG,
"The IOR is: <%s>\n",
this->str_.in ()));
#endif /*if 0*/
if (this->ior_output_file_)
{
ACE_OS::fprintf (this->ior_output_file_,
"%s",
this->str_.in ());
ACE_OS::fclose (this->ior_output_file_);
}
// retrieve the object reference to the distant mt object
if (this->object_key_ == 0)
ACE_ERROR_RETURN ((LM_ERROR,
"The IOR is nil, not able to get the object.\n"),
-1);
CORBA::ORB_var orb_var = this->orb_manager_ptr_->orb ();
CORBA::Object_var object_var =
orb_var->string_to_object (this->object_key_);
if (CORBA::is_nil (object_var.in()))
ACE_ERROR_RETURN ((LM_ERROR,
"No proper object has been returned.\n"),
-1);
this->mT_Object_var_ = MT_Object::_narrow (object_var.in());
if (CORBA::is_nil (this->mT_Object_var_.in()))
{
ACE_ERROR_RETURN ((LM_ERROR,
"We have no proper reference to the Object.\n"),
-1);
}
if (TAO_debug_level > 0)
ACE_DEBUG ((LM_DEBUG, "We have a proper reference to the Object.\n"));
}
catch (const CORBA::Exception& ex)
{
ex._tao_print_exception ("MT_Client::init");
return -1;
}
return 0;
}
int
MT_Server::run ()
{
try
{
int r = this->orb_manager_ptr_->run ();
if (r == -1)
ACE_ERROR_RETURN ((LM_ERROR,
"MT_Server::run"),
-1);
}
catch (const CORBA::Exception& ex)
{
ex._tao_print_exception ("MT_Server::run");
return -1;
}
return 0;
}
MT_Server::~MT_Server (void)
{
if (this->object_key_ != 0)
ACE_OS::free (this->object_key_);
try
{
if (this->orb_manager_ptr_)
this->orb_manager_ptr_->deactivate_under_child_poa (this->str_.in ());
}
catch (const CORBA::Exception& ex)
{
ex._tao_print_exception ("MT_Client::~MT_Client");
}
}
int
MT_Server::run_ORB_briefly (void)
{
if (this->iterations_ > 0)
{
try
{
ACE_DEBUG ((LM_DEBUG,
"(%P|%t) MT_Server::run: "
"going to call distant MT Object\n"));
PortableServer::POA_var root_poa =
this->orb_manager_ptr_->root_poa ();
for (unsigned int i = 0; i < this->iterations_; i++)
{
PortableServer::ObjectId_var id =
root_poa->activate_object (&mT_Object_i_);
CORBA::Object_var object_act = root_poa->id_to_reference (id.in ());
MT_Object_var tmp =
MT_Object::_narrow (object_act.in ());
this->mT_Object_var_->yadda (0,
tmp.in ());
}
}
catch (const CORBA::Exception& ex)
{
ex._tao_print_exception ("MT_Server::run_ORB_briefly");
return -1;
}
}
return 0;
}
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