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/**
* @file Peer.cpp
*
* $Id$
*
* @author Carlos O'Ryan <coryan@uci.edu>
*/
#include "Peer.h"
#include "Servant_var.h"
#include "Consumer.h"
#include "Supplier.h"
#include "Loopback.h"
#include "ECFS_Configuration.h"
#include "orbsvcs/Event_Service_Constants.h"
#include "orbsvcs/Event/EC_Default_Factory.h"
#include "orbsvcs/Event/EC_Event_Channel.h"
#include "orbsvcs/Event/EC_Gateway.h"
#include "ace/High_Res_Timer.h"
ACE_RCSID(EC_Federated_Scalability, Peer, "$Id$")
ECFS_Peer::ECFS_Peer (CORBA::ORB_ptr orb)
: orb_ (CORBA::ORB::_duplicate (orb))
{
}
ECFS_Peer::~ECFS_Peer (void)
{
}
void
ECFS_Peer::init (PortableServer::POA_ptr root_poa,
CORBA::Environment &ACE_TRY_ENV)
{
TAO_EC_Event_Channel_Attributes attr (root_poa, root_poa);
Servant_var<TAO_EC_Event_Channel> ec_impl (
new TAO_EC_Event_Channel (attr)
);
ec_impl->activate (ACE_TRY_ENV);
ACE_CHECK;
this->event_channel_ =
ec_impl->_this (ACE_TRY_ENV);
ACE_CHECK;
}
RtecEventChannelAdmin::EventChannel_ptr
ECFS_Peer::channel (CORBA::Environment &)
ACE_THROW_SPEC ((CORBA::SystemException))
{
return RtecEventChannelAdmin::EventChannel::_duplicate (this->event_channel_.in ());
}
void
ECFS_Peer::connect (RtecEventChannelAdmin::EventChannel_ptr remote_ec,
CORBA::Environment &ACE_TRY_ENV)
ACE_THROW_SPEC ((CORBA::SystemException))
{
// ACE_DEBUG ((LM_DEBUG, "(%P|%t) Connecting....\n"));
Servant_var<TAO_EC_Gateway_IIOP> gateway (new TAO_EC_Gateway_IIOP);
gateway->init (remote_ec,
this->event_channel_.in (),
ACE_TRY_ENV);
ACE_CHECK;
RtecEventChannelAdmin::Observer_var observer =
gateway->_this (ACE_TRY_ENV);
ACE_CHECK;
RtecEventChannelAdmin::Observer_Handle h =
this->event_channel_->append_observer (observer.in (),
ACE_TRY_ENV);
ACE_CHECK;
gateway->observer_handle (h);
}
Control::Loopback_ptr
ECFS_Peer::setup_loopback (CORBA::Long experiment_id,
CORBA::Environment &ACE_TRY_ENV)
ACE_THROW_SPEC ((CORBA::SystemException))
{
Servant_var<ECFS_Loopback> loopback (new ECFS_Loopback);
loopback->init (experiment_id,
this->event_channel_.in (),
ACE_TRY_ENV);
ACE_CHECK_RETURN (Control::Loopback::_nil ());
return loopback->_this (ACE_TRY_ENV);
}
Control::Samples *
ECFS_Peer::run_experiment (CORBA::Long consumer_count,
CORBA::Long experiment_id,
CORBA::Long iterations,
CORBA::Long_out gsf,
CORBA::Environment &ACE_TRY_ENV)
ACE_THROW_SPEC ((CORBA::SystemException))
{
Servant_var<ECFS_Consumer> *consumer;
ACE_NEW_THROW_EX (consumer,
Servant_var<ECFS_Consumer>[consumer_count],
CORBA::NO_MEMORY ());
ACE_CHECK_RETURN (0);
int i;
for (i = 0; i != consumer_count; ++i)
{
consumer[i] =
Servant_var<ECFS_Consumer> (new ECFS_Consumer (experiment_id,
iterations));
consumer[i]->connect (this->event_channel_.in (), ACE_TRY_ENV);
ACE_CHECK_RETURN (0);
}
Servant_var<ECFS_Supplier> supplier (
new ECFS_Supplier (experiment_id)
);
supplier->connect (this->event_channel_.in (), ACE_TRY_ENV);
ACE_CHECK_RETURN (0);
// ACE_DEBUG ((LM_DEBUG, "Connected consumer & supplier\n"));
RtecEventComm::EventSet event (1);
event.length (1);
event[0].header.type = ECFS_START_EVENT_TYPE;
event[0].header.source = experiment_id;
event[0].header.ttl = 1;
for (i = 0; i != iterations; ++i)
{
ACE_hrtime_t creation = ACE_OS::gethrtime ();
ORBSVCS_Time::hrtime_to_TimeT (event[0].header.creation_time,
creation);
// push one event...
supplier->push (event, ACE_TRY_ENV);
ACE_CHECK_RETURN (0);
}
supplier->disconnect (ACE_TRY_ENV);
ACE_CHECK_RETURN (0);
Control::Samples_var samples (new Control::Samples (iterations));
samples->length (iterations);
for (int j = 0; j != iterations; ++j)
samples[j] = 0;
for (i = 0; i != consumer_count; ++i)
{
for (int j = 0; j != iterations; ++j)
{
CORBA::ULongLong sample =
consumer[i]->samples ()[j];
if (samples[j] < sample)
samples[j] = sample;
}
consumer[i]->disconnect (ACE_TRY_ENV);
ACE_CHECK_RETURN (0);
}
ACE_DEBUG ((LM_DEBUG, "Calibrating high res timer ...."));
ACE_High_Res_Timer::calibrate ();
gsf = ACE_High_Res_Timer::global_scale_factor ();
ACE_DEBUG ((LM_DEBUG, "Done (%d)\n", gsf));
return samples._retn ();
}
void
ECFS_Peer::shutdown (CORBA::Environment &ACE_TRY_ENV)
ACE_THROW_SPEC ((CORBA::SystemException))
{
this->event_channel_->destroy (ACE_TRY_ENV);
ACE_CHECK;
this->orb_->shutdown (0, ACE_TRY_ENV);
ACE_CHECK;
}
#if defined (ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION)
template class Servant_var<TAO_EC_Event_Channel>;
template class Servant_var<TAO_EC_Gateway_IIOP>;
template class Servant_var<ECFS_Consumer>;
template class Servant_var<ECFS_Supplier>;
template class Servant_var<ECFS_Loopback>;
#elif defined(ACE_HAS_TEMPLATE_INSTANTIATION_PRAGMA)
#pragma instantiate Servant_var<TAO_EC_Event_Channel>
#pragma instantiate Servant_var<TAO_EC_Gateway_IIOP>
#pragma instantiate Servant_var<ECFS_Consumer>
#pragma instantiate Servant_var<ECFS_Supplier>
#pragma instantiate Servant_var<ECFS_Loopback>
#endif /* ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION */
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