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// $Id$
// ============================================================================
//
// = LIBRARY
// TAO/examples/Load_Balancing
//
// = FILENAME
// Identity_Server.cpp
//
// = AUTHOR
// Marina Spivak <marina@cs.wustl.edu>
//
// ============================================================================
#include "Identity_Server.h"
#include "Identity_i.h"
#include "tao/debug.h"
#include "ace/Get_Opt.h"
#include "ace/OS_NS_stdio.h"
Identity_Server::Identity_Server (void)
: group_factory_ior_ (0),
random_objects_ (5),
rr_objects_ (5)
{
}
int
Identity_Server::parse_args (int argc, char *argv[])
{
ACE_Get_Opt get_opts (argc, argv, "di:a:o:");
int c;
while ((c = get_opts ()) != -1)
switch (c)
{
case 'd': // debug flag.
TAO_debug_level++;
break;
case 'i': // ior of the <Object_Group_Factory> object.
this->group_factory_ior_ = get_opts.opt_arg ();
break;
case 'a': // number of objects to create/register with the random group.
random_objects_ = ACE_OS::atoi (get_opts.opt_arg ());
break;
case 'o': // number of objects to create/register with round
//robin group.
rr_objects_ = ACE_OS::atoi (get_opts.opt_arg ());
break;
case '?':
default:
ACE_ERROR_RETURN ((LM_ERROR,
"usage: %s"
" [-d]"
" [-i] <Object_Group_Factory_ior>"
" [-a] <number_of_objects_for_random_group>"
" [-o] <number_of_objects_for_rr_group>"
"\n",
argv [0]),
-1);
}
// Indicates successful parsing of command line.
return 0;
}
int
Identity_Server::init (int argc,
char* argv[])
{
int result;
ACE_DECLARE_NEW_CORBA_ENV;
ACE_TRY
{
result = this->orb_manager_.init (argc,
argv
ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
if (result == -1)
return result;
// Check the non-ORB arguments.
result = this->parse_args (argc, argv);
if (result < 0)
return result;
// Contact the <Object_Group_Factory> to create 2
// <Object_Group>s, one random and one rr.
CORBA::ORB_var orb = orb_manager_.orb ();
CORBA::Object_var obj =
orb->string_to_object (this->group_factory_ior_
ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
Load_Balancer::Object_Group_Factory_var factory =
Load_Balancer::Object_Group_Factory::_narrow (obj.in ()
ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
if (CORBA::is_nil (factory.in ()))
ACE_ERROR_RETURN ((LM_ERROR,
"Identity_Server::init: "
"problems using the factory ior\n"),
-1);
ACE_DEBUG ((LM_DEBUG,
"Identity_Server: Requesting new Random Object "
"Group with id <Identity, Random>\n"));
Load_Balancer::Object_Group_var random_group =
factory->make_random ("Identity, Random"
ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
ACE_DEBUG ((LM_DEBUG,
"Identity_Server: Requesting new Round Robin "
"Object Group with id <Identity, Round Robin>\n"));
Load_Balancer::Object_Group_var rr_group =
factory->make_round_robin ("Identity, Round Robin"
ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
// Create the requested number of <Identity> objects, and
// register them with the random and round robin
// <Object_Group>s.
ACE_DEBUG ((LM_DEBUG,
"Identity_Server: Registering %d object(s) "
"with <Identity, Random> Object Group\n",
random_objects_));
create_objects (random_objects_,
random_group.in ()
ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
ACE_DEBUG ((LM_DEBUG,
"Identity_Server: Registering %d object(s) "
"with <Identity, Round Robin> Object Group\n",
random_objects_));
create_objects (rr_objects_,
rr_group.in ()
ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
}
ACE_CATCHANY
{
ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION, "Identity_Server::init");
return -1;
}
ACE_ENDTRY;
ACE_CHECK_RETURN (-1);
return 0;
}
void
Identity_Server::create_objects (size_t number_of_objects,
Load_Balancer::Object_Group_ptr group
ACE_ENV_ARG_DECL)
{
// Create the specified number of servants, and register each one
// with the provided <Object_Group>.
for (size_t i = 0; i < number_of_objects; ++i)
{
// Create an id for this servant.
char id[BUFSIZ];
ACE_OS::sprintf (id,
"Identity object " ACE_SIZE_T_FORMAT_SPECIFIER,
i);
// Create and activate a servant.
Identity_i * identity_servant;
ACE_NEW_THROW_EX (identity_servant,
Identity_i (id),
CORBA::NO_MEMORY ());
ACE_CHECK;
PortableServer::ServantBase_var s = identity_servant;
orb_manager_.activate (identity_servant
ACE_ENV_ARG_PARAMETER);
ACE_CHECK;
Load_Balancer::Member member;
member.id = CORBA::string_dup (id);
member.obj = identity_servant->_this (ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_CHECK;
// Bind the servant in the <Object_Group>.
group->bind (member ACE_ENV_ARG_PARAMETER);
ACE_CHECK;
}
}
int
Identity_Server::run (ACE_ENV_SINGLE_ARG_DECL)
{
ACE_DEBUG ((LM_DEBUG,
"Identity_Server: Initialized \n"));
int result;
result = this->orb_manager_.run (ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_CHECK_RETURN (-1);
return result;
}
Identity_Server::~Identity_Server (void)
{
}
int
main (int argc, char *argv[])
{
int result = 0;
Identity_Server server;
if (server.init (argc, argv) == -1)
return 1;
ACE_DECLARE_NEW_CORBA_ENV;
ACE_TRY
{
result = server.run (ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_TRY_CHECK;
}
ACE_CATCHANY
{
ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION, "Identity_Server");
return 1;
}
ACE_ENDTRY;
ACE_CHECK_RETURN (1);
if (result == -1)
return 1;
else
return 0;
}
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