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// -*- C++ -*-
// $Id$
#include "Latency_Query_Client.h"
#include "ace/Get_Opt.h"
#include "ace/High_Res_Timer.h"
#include "ace/Stats.h"
#include "ace/Sample_History.h"
ACE_RCSID (Latency_Test,
Latency_Query_Client,
"$Id$")
const CORBA::ULong DEFAULT_NUMCALLS = 20000;
Latency_Query_Client::Latency_Query_Client (void)
: debug_ (false),
do_dump_history_ (0),
iterations_ (DEFAULT_NUMCALLS)
{
}
Latency_Query_Client::~Latency_Query_Client (void)
{
}
int
Latency_Query_Client::init (int argc,
char *argv[])
{
ACE_TRY_NEW_ENV
{
this->orb_ = CORBA::ORB_init (argc,
argv,
0
ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
int retval = this->parse_args (argc,
argv);
if (retval != 0)
{
return retval;
}
CORBA::Object_var object =
this->orb_->resolve_initial_references ("InterfaceRepository"
ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
if (CORBA::is_nil (object.in ()))
{
ACE_ERROR_RETURN ((
LM_ERROR,
"Null objref from resolve_initial_references\n"
),
-1
);
}
this->repo_ =
CORBA::Repository::_narrow (object.in ()
ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
if (CORBA::is_nil (this->repo_.in ()))
{
ACE_ERROR_RETURN ((LM_ERROR,
"CORBA::Repository::_narrow failed\n"),
-1);
}
retval = this->populate_ifr (ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_TRY_CHECK;
if (retval != 0)
{
return retval;
}
}
ACE_CATCHANY
{
ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION,
"Latency_Query_Client::init:");
return -1;
}
ACE_ENDTRY;
return 0;
}
int
Latency_Query_Client::run (void)
{
// CORBA::DefinitionKind dk;
CORBA::AttributeMode am;
ACE_TRY_NEW_ENV
{
for (int j = 0; j < 100; ++j)
{
am = this->attr_->mode (ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_TRY_CHECK;
if (am != CORBA::ATTR_NORMAL)
{
return -1;
}
}
ACE_Sample_History history (this->iterations_);
ACE_hrtime_t test_start = ACE_OS::gethrtime ();
for (CORBA::ULong i = 0; i < this->iterations_; ++i)
{
ACE_hrtime_t start = ACE_OS::gethrtime ();
am = this->attr_->mode (ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_TRY_CHECK;
ACE_hrtime_t now = ACE_OS::gethrtime ();
history.sample (now - start);
}
ACE_hrtime_t test_end = ACE_OS::gethrtime ();
if (this->debug_)
{
ACE_DEBUG ((LM_DEBUG,
"test finished\n"));
ACE_DEBUG ((LM_DEBUG,
"High resolution timer calibration...."));
ACE_UINT32 gsf = ACE_High_Res_Timer::global_scale_factor ();
ACE_DEBUG ((LM_DEBUG,
"done\n"));
if (this->do_dump_history_)
{
history.dump_samples ("HISTORY", gsf);
}
ACE_Basic_Stats stats;
history.collect_basic_stats (stats);
stats.dump_results ("Total", gsf);
ACE_Throughput_Stats::dump_throughput ("Total",
gsf,
test_end - test_start,
stats.samples_count ());
}
}
ACE_CATCHANY
{
ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION,
"Latency_Query_Client::run:");
return -1;
}
ACE_ENDTRY;
return 0;
}
int
Latency_Query_Client::parse_args (int argc,
char *argv[])
{
ACE_Get_Opt opts (argc, argv, "dhi:");
int c;
int result = 0;
while ((c = opts ()) != -1)
{
switch (c)
{
case 'd':
this->debug_ = true;
break;
case 'h':
this->do_dump_history_ = true;
break;
case 'i':
result = ACE_OS::atoi (opts.opt_arg ());
if (result > 0)
{
this->iterations_ = result;
}
break;
case '?':
default:
ACE_ERROR_RETURN ((LM_ERROR,
"usage: %s"
" [-d]"
" [-i iterations]"
"\n",
argv [0]),
-1);
}
}
return 0;
}
int
Latency_Query_Client::populate_ifr (ACE_ENV_SINGLE_ARG_DECL)
{
CORBA::Contained_var irobj = this->repo_->lookup_id ("IDL:dummy/attr:1.0"
ACE_ENV_ARG_PARAMETER);
ACE_CHECK_RETURN (-1);
if (! CORBA::is_nil (irobj.in ()))
{
this->attr_ = CORBA::AttributeDef::_narrow (irobj.in ()
ACE_ENV_ARG_PARAMETER);
ACE_CHECK_RETURN (-1);
if (CORBA::is_nil (this->attr_.in ()))
{
ACE_ERROR_RETURN ((LM_ERROR,
"Latency_Query_Client::populate_ifr - "
"AttributeDef::_narrow returned null\n"),
-1);
}
return 0;
}
CORBA::InterfaceDefSeq in_bases (0);
in_bases.length (0);
CORBA::InterfaceDef_var iface =
this->repo_->create_interface ("IDL:dummy:1.0",
"dummy",
"1.0",
in_bases
ACE_ENV_ARG_PARAMETER);
ACE_CHECK_RETURN (-1);
CORBA::PrimitiveDef_var p_long =
this->repo_->get_primitive (CORBA::pk_long
ACE_ENV_ARG_PARAMETER);
ACE_CHECK_RETURN (-1);
this->attr_ =
iface->create_attribute ("IDL:dummt/attr:1.0",
"attr",
"1.0",
p_long.in (),
CORBA::ATTR_NORMAL
ACE_ENV_ARG_PARAMETER);
ACE_CHECK_RETURN (-1);
return 0;
}
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