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// $Id$
#include "test_i.h"
#include "ace/Get_Opt.h"
#include "ace/Task.h"
#include "ace/High_Res_Timer.h"
#include "tao/RTScheduling/RTScheduler_Manager.h"
#include "MIF_Scheduler.h"
#include "Task_Stats.h"
ACE_RCSID(MT_Server, server, "$Id$")
const char *ior_output_file = "test.ior";
int nthreads = 2;
int enable_dynamic_scheduling = 0;
const CORBA::Short max_importance = 100;
int enable_yield = 1;
int
parse_args (int argc, char *argv[])
{
ACE_Get_Opt get_opts (argc, argv, "o:n:ds");
int c;
while ((c = get_opts ()) != -1)
switch (c)
{
case 'o':
ior_output_file = get_opts.opt_arg ();
break;
case 'n':
nthreads = ACE_OS::atoi (get_opts.opt_arg ());
break;
case 'd':
enable_dynamic_scheduling = 1;
break;
case 's':
enable_yield = 0;
break;
case '?':
default:
ACE_ERROR_RETURN ((LM_ERROR,
"usage: %s "
"-o <iorfile>"
"-d (enable dynamic scheduling)"
"-s (disable yield)"
"\n",
argv [0]),
-1);
}
// Indicates sucessful parsing of the command line
return 0;
}
class Worker : public ACE_Task_Base
{
// = TITLE
// Run a server thread
//
// = DESCRIPTION
// Use the ACE_Task_Base class to run server threads
//
public:
Worker (CORBA::ORB_ptr orb);
// ctor
virtual int svc (void);
// The thread entry point.
private:
CORBA::ORB_var orb_;
// The orb
};
Task_Stats task_stats;
int
main (int argc, char *argv[])
{
MIF_Scheduler* scheduler=0;
RTScheduling::Current_var current;
long flags;
int sched_policy = ACE_SCHED_RR;
int sched_scope = ACE_SCOPE_THREAD;
if (sched_policy == ACE_SCHED_RR)
flags = THR_NEW_LWP | THR_BOUND | THR_JOINABLE | THR_SCHED_RR;
else
flags = THR_NEW_LWP | THR_BOUND | THR_JOINABLE | THR_SCHED_FIFO;
task_stats.init (100000);
try
{
CORBA::ORB_var orb =
CORBA::ORB_init (argc, argv);
CORBA::Object_var poa_object =
orb->resolve_initial_references("RootPOA");
if (CORBA::is_nil (poa_object.in ()))
ACE_ERROR_RETURN ((LM_ERROR,
" (%P|%t) Unable to initialize the POA.\n"),
1);
PortableServer::POA_var root_poa =
PortableServer::POA::_narrow (poa_object.in ());
PortableServer::POAManager_var poa_manager =
root_poa->the_POAManager ();
if (parse_args (argc, argv) != 0)
return 1;
if (enable_dynamic_scheduling)
{
CORBA::Object_ptr manager_obj =
orb->resolve_initial_references ("RTSchedulerManager");
TAO_RTScheduler_Manager_var manager =
TAO_RTScheduler_Manager::_narrow (manager_obj);
Kokyu::DSRT_Dispatcher_Impl_t disp_impl_type;
if (enable_yield)
{
disp_impl_type = Kokyu::DSRT_CV_BASED;
}
else
{
disp_impl_type = Kokyu::DSRT_OS_BASED;
}
ACE_NEW_RETURN (scheduler,
MIF_Scheduler (orb.in (),
disp_impl_type,
sched_policy,
sched_scope), -1);
manager->rtscheduler (scheduler);
CORBA::Object_var object =
orb->resolve_initial_references ("RTScheduler_Current");
current =
RTScheduling::Current::_narrow (object.in ());
}
Simple_Server_i server_impl (orb.in (),
current.in (),
task_stats,
enable_yield);
Simple_Server_var server =
server_impl._this ();
CORBA::String_var ior =
orb->object_to_string (server.in ());
ACE_DEBUG ((LM_DEBUG, "Activated as <%s>\n", ior.in ()));
// If the ior_output_file exists, output the ior to it
if (ior_output_file != 0)
{
FILE *output_file= ACE_OS::fopen (ior_output_file, "w");
if (output_file == 0)
ACE_ERROR_RETURN ((LM_ERROR,
"Cannot open output file for writing IOR: %s",
ior_output_file),
1);
ACE_OS::fprintf (output_file, "%s", ior.in ());
ACE_OS::fclose (output_file);
}
poa_manager->activate ();
Worker worker (orb.in ());
if (worker.activate (flags,
nthreads,
0,
ACE_Sched_Params::priority_max(sched_policy,
sched_scope)) != 0)
{
ACE_ERROR ((LM_ERROR,
"Cannot activate threads in RT class.",
"Trying to activate in non-RT class\n"));
flags = THR_NEW_LWP | THR_JOINABLE | THR_BOUND;
if (worker.activate (flags, nthreads) != 0)
{
ACE_ERROR_RETURN ((LM_ERROR,
"Cannot activate server threads\n"),
1);
}
}
worker.wait ();
ACE_DEBUG ((LM_DEBUG, "event loop finished\n"));
ACE_DEBUG ((LM_DEBUG, "shutting down scheduler\n"));
scheduler->shutdown ();
}
catch (const CORBA::Exception& ex)
{
ex._tao_print_exception ("Exception caught:");
return 1;
}
ACE_DEBUG ((LM_DEBUG, "Exiting main...\n"));
task_stats.dump_samples ("timeline.txt",
"Time\t\tGUID",
ACE_High_Res_Timer::global_scale_factor ());
return 0;
}
// ****************************************************************
Worker::Worker (CORBA::ORB_ptr orb)
: orb_ (CORBA::ORB::_duplicate (orb))
{
}
int
Worker::svc (void)
{
ACE_Time_Value tv(120);
try
{
this->orb_->run (tv);
}
catch (const CORBA::Exception&)
{
}
ACE_DEBUG ((LM_DEBUG, "(%t|%T): Worker thread exiting...\n"));
return 0;
}
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