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// $Id$
#include "tao/PortableServer/PortableServer.h"
#include "ForwardCtrlServerInterceptor.h"
#include "GroupInfoPublisher.h"
#include "IOGR_Maker.h"
#include "../Utils/resolve_init.h"
#include "orbsvcs/FTRTC.h"
ACE_RCSID (EventChannel,
ForwardCtrlServerInterceptor,
"$Id$")
CORBA::Object_ptr get_target(PortableInterceptor::ServerRequestInfo_ptr ri
ACE_ENV_ARG_DECL)
{
CORBA::String_var orb_id = ri->orb_id(ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_CHECK_RETURN(CORBA::Object::_nil());
int argc =0;
char** argv =0;
CORBA::ORB_var orb = CORBA::ORB_init(argc, argv, orb_id.in()
ACE_ENV_ARG_PARAMETER);
ACE_CHECK_RETURN(CORBA::Object::_nil());
PortableServer::POA_var poa =
resolve_init<PortableServer::POA>(orb.in(), "RootPOA"
ACE_ENV_ARG_PARAMETER);
ACE_CHECK_RETURN(CORBA::Object::_nil());
PortableInterceptor::AdapterName_var adaptor_name =
ri->adapter_name(ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_CHECK_RETURN(CORBA::Object::_nil());
for (size_t i = 1; i < adaptor_name->length(); ++i) {
poa = poa->find_POA((*adaptor_name)[i] , false
ACE_ENV_ARG_PARAMETER);
ACE_CHECK_RETURN(CORBA::Object::_nil());
}
CORBA::OctetSeq_var oid =
ri->object_id(ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_CHECK_RETURN(CORBA::Object::_nil());
CORBA::Object_var obj =
poa->id_to_reference(oid.in()
ACE_ENV_ARG_PARAMETER);
ACE_CHECK_RETURN(CORBA::Object::_nil());
return obj._retn();
}
CORBA::Object_ptr get_forward(PortableInterceptor::ServerRequestInfo_ptr ri
ACE_ENV_ARG_DECL)
{
CORBA::Object_var target =
get_target(ri ACE_ENV_ARG_PARAMETER);
ACE_CHECK_RETURN(CORBA::Object::_nil());
TAO::ObjectKey_var key =
target->_key(ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_CHECK_RETURN(CORBA::Object::_nil());
CORBA::Object_var iogr =
GroupInfoPublisher::instance()->group_reference();
CORBA::Object_var forward =
IOGR_Maker::instance()->ior_replace_key(iogr.in(), key.in()
ACE_ENV_ARG_PARAMETER);
ACE_CHECK_RETURN(CORBA::Object::_nil());
return forward._retn();
}
ForwardCtrlServerInterceptor::ForwardCtrlServerInterceptor()
{
}
ForwardCtrlServerInterceptor::~ForwardCtrlServerInterceptor()
{
}
char * ForwardCtrlServerInterceptor::name (ACE_ENV_SINGLE_ARG_DECL_NOT_USED)
ACE_THROW_SPEC ((CORBA::SystemException))
{
return CORBA::string_dup("ForwardCtrlServerInterceptor");
}
void ForwardCtrlServerInterceptor::destroy (ACE_ENV_SINGLE_ARG_DECL_NOT_USED)
ACE_THROW_SPEC ((CORBA::SystemException))
{
}
void ForwardCtrlServerInterceptor::receive_request (PortableInterceptor::ServerRequestInfo_ptr ri
ACE_ENV_ARG_DECL)
ACE_THROW_SPEC ((CORBA::SystemException,
PortableInterceptor::ForwardRequest))
{
ACE_TRY {
IOP::ServiceContext_var service_context =
ri->get_request_service_context(IOP::FT_GROUP_VERSION
ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
}
ACE_CATCHANY {
// not an FT call , continue to process the request
return;
}
ACE_ENDTRY;
ACE_CHECK;
GroupInfoPublisherBase* publisher = GroupInfoPublisher::instance();
if (!publisher->is_primary()) {
// I am not primary, forword the request to primary
CORBA::Object_var forward = get_forward(ri
ACE_ENV_ARG_PARAMETER);
ACE_THROW( PortableInterceptor::ForwardRequest(forward.in(), 0) );
}
}
void ForwardCtrlServerInterceptor::receive_request_service_contexts (
PortableInterceptor::ServerRequestInfo_ptr
ACE_ENV_ARG_DECL)
ACE_THROW_SPEC ((CORBA::SystemException,
PortableInterceptor::ForwardRequest))
{
}
FT::ObjectGroupRefVersion get_ft_group_version(IOP::ServiceContext_var service_context
ACE_ENV_ARG_DECL)
{
TAO_InputCDR cdr (ACE_reinterpret_cast (const char*,
service_context->context_data.get_buffer ()
),
service_context->context_data.length ());
CORBA::Boolean byte_order;
if ((cdr >> ACE_InputCDR::to_boolean (byte_order)) == 0)
ACE_THROW_RETURN (CORBA::BAD_PARAM (CORBA::OMGVMCID | 28, CORBA::COMPLETED_NO), 0);
cdr.reset_byte_order (ACE_static_cast (int,byte_order));
FT::FTGroupVersionServiceContext fgvsc;
if ((cdr >> fgvsc) == 0)
ACE_THROW_RETURN (CORBA::BAD_PARAM (CORBA::OMGVMCID | 28,
CORBA::COMPLETED_NO), 0);
return fgvsc.object_group_ref_version;
}
void ForwardCtrlServerInterceptor::send_reply (PortableInterceptor::ServerRequestInfo_ptr ri
ACE_ENV_ARG_DECL)
ACE_THROW_SPEC ((CORBA::SystemException))
{
IOP::ServiceContext_var service_context;
FT::ObjectGroupRefVersion version;
ACE_TRY_EX(block1)
{
if (!ri->response_expected(ACE_ENV_SINGLE_ARG_PARAMETER))
return;
ACE_TRY_CHECK_EX(block1);
service_context =
ri->get_request_service_context(IOP::FT_GROUP_VERSION
ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK_EX(block1);
// get the ref version service context
version =
get_ft_group_version(service_context
ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK_EX(block1);
}
ACE_CATCHALL {
// not an FT call , continue to reply the request
return;
}
ACE_ENDTRY;
// pass a new IOGR if the client use an outdated version
IOGR_Maker* maker = IOGR_Maker::instance();
ACE_DEBUG((LM_DEBUG, "Current GROUP Version = %d, received version = %d\n",
maker->get_ref_version(), version));
if (version < maker->get_ref_version()) {
ACE_DEBUG((LM_DEBUG, "Outdated IOGR version, passing new IOGR\n"));
ACE_TRY_EX(block2) {
CORBA::Object_var forward = get_forward(ri
ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK_EX(block2);
IOP::ServiceContext sc;
sc.context_id = FTRT::FT_FORWARD;
TAO_OutputCDR cdr;
//if (!(cdr << ACE_OutputCDR::from_boolean (TAO_ENCAP_BYTE_ORDER)))
//ACE_THROW (CORBA::MARSHAL ());
if ((cdr << forward.in() ) == 0 )
ACE_THROW (CORBA::MARSHAL ());
ACE_Message_Block mb;
ACE_CDR::consolidate(&mb, cdr.begin());
sc.context_data.replace(mb.length(), &mb);
ri->add_reply_service_context (sc, 0 ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK_EX(block2);
ACE_DEBUG((LM_DEBUG, "reply_service_context added\n"));
}
ACE_CATCHALL {
}
ACE_ENDTRY;
}
}
void ForwardCtrlServerInterceptor::send_exception (PortableInterceptor::ServerRequestInfo_ptr
ACE_ENV_ARG_DECL_NOT_USED)
ACE_THROW_SPEC ((CORBA::SystemException,
PortableInterceptor::ForwardRequest))
{
}
void ForwardCtrlServerInterceptor::send_other (PortableInterceptor::ServerRequestInfo_ptr
ACE_ENV_ARG_DECL_NOT_USED)
ACE_THROW_SPEC ((CORBA::SystemException,
PortableInterceptor::ForwardRequest))
{
}
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