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// -*- C++ -*-
//
// $Id$
#include "SSLIOP_Connector.h"
#include "SSLIOP_Profile.h"
#include "tao/debug.h"
#include "tao/ORB_Core.h"
#include "tao/Client_Strategy_Factory.h"
#include "tao/Environment.h"
#include "tao/Connection_Purging_Strategy.h"
#include "ace/Auto_Ptr.h"
ACE_RCSID (TAO_SSLIOP,
SSLIOP_Connector,
"$Id$")
#if defined (ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION)
template class TAO_Connect_Concurrency_Strategy<TAO_SSLIOP_Connection_Handler>;
template class TAO_Connect_Creation_Strategy<TAO_SSLIOP_Connection_Handler>;
template class ACE_Strategy_Connector<TAO_SSLIOP_Connection_Handler, ACE_SSL_SOCK_CONNECTOR>;
template class ACE_Connect_Strategy<TAO_SSLIOP_Connection_Handler, ACE_SSL_SOCK_CONNECTOR>;
template class ACE_Connector<TAO_SSLIOP_Connection_Handler, ACE_SSL_SOCK_CONNECTOR>;
template class ACE_Svc_Tuple<TAO_SSLIOP_Connection_Handler>;
template class ACE_Map_Manager<int, ACE_Svc_Tuple<TAO_SSLIOP_Connection_Handler> *, TAO_SYNCH_RW_MUTEX>;
template class ACE_Map_Iterator_Base<int, ACE_Svc_Tuple<TAO_SSLIOP_Connection_Handler> *, TAO_SYNCH_RW_MUTEX>;
template class ACE_Map_Entry<int,ACE_Svc_Tuple<TAO_SSLIOP_Connection_Handler>*>;
template class ACE_Map_Iterator<int,ACE_Svc_Tuple<TAO_SSLIOP_Connection_Handler>*,TAO_SYNCH_RW_MUTEX>;
template class ACE_Map_Reverse_Iterator<int,ACE_Svc_Tuple<TAO_SSLIOP_Connection_Handler>*,TAO_SYNCH_RW_MUTEX>;
template class ACE_Auto_Basic_Array_Ptr<TAO_SSLIOP_Connection_Handler*>;
#elif defined (ACE_HAS_TEMPLATE_INSTANTIATION_PRAGMA)
#pragma instantiate TAO_Connect_Concurrency_Strategy<TAO_SSLIOP_Connection_Handler>
#pragma instantiate TAO_Connect_Creation_Strategy<TAO_SSLIOP_Connection_Handler>
#pragma instantiate ACE_Strategy_Connector<TAO_SSLIOP_Connection_Handler, ACE_SSL_SOCK_CONNECTOR>
#pragma instantiate ACE_Connect_Strategy<TAO_SSLIOP_Connection_Handler, ACE_SSL_SOCK_CONNECTOR>
#pragma instantiate ACE_Connector<TAO_SSLIOP_Connection_Handler, ACE_SSL_SOCK_CONNECTOR>
#pragma instantiate ACE_Svc_Tuple<TAO_SSLIOP_Connection_Handler>
#pragma instantiate ACE_Connector<TAO_SSLIOP_Connection_Handler, ACE_SOCK_CONNECTOR>
#pragma instantiate ACE_Creation_Strategy<TAO_SSLIOP_Connection_Handler>
#pragma instantiate ACE_Svc_Tuple<TAO_SSLIOP_Connection_Handler>
#pragma instantiate ACE_Map_Manager<int, ACE_Svc_Tuple<TAO_SSLIOP_Connection_Handler> *, TAO_SYNCH_RW_MUTEX>
#pragma instantiate ACE_Map_Iterator_Base<int, ACE_Svc_Tuple<TAO_SSLIOP_Connection_Handler> *, TAO_SYNCH_RW_MUTEX>
#pragma instantiate ACE_Map_Entry<int,ACE_Svc_Tuple<TAO_SSLIOP_Connection_Handler>*>
#pragma instantiate ACE_Map_Iterator<int,ACE_Svc_Tuple<TAO_SSLIOP_Connection_Handler>*,TAO_SYNCH_RW_MUTEX>
#pragma instantiate ACE_Map_Reverse_Iterator<int,ACE_Svc_Tuple<TAO_SSLIOP_Connection_Handler>*,TAO_SYNCH_RW_MUTEX>
#pragma instantiate ACE_Auto_Basic_Array_Ptr<TAO_SSLIOP_Connection_Handler*>
#endif /* ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION */
TAO_SSLIOP_Connector::TAO_SSLIOP_Connector (int no_protection)
: TAO_IIOP_SSL_Connector (),
no_protection_ (no_protection),
connect_strategy_ (),
base_connector_ ()
{
}
int
TAO_SSLIOP_Connector::open (TAO_ORB_Core *orb_core)
{
if (this->TAO_IIOP_SSL_Connector::open (orb_core) == -1)
return -1;
// Our connect creation strategy
TAO_SSLIOP_CONNECT_CREATION_STRATEGY *connect_creation_strategy = 0;
ACE_NEW_RETURN (connect_creation_strategy,
TAO_SSLIOP_CONNECT_CREATION_STRATEGY
(orb_core->thr_mgr (),
orb_core,
&(this->tcp_properties_),
this->lite_flag_),
-1);
// Our activation strategy
TAO_SSLIOP_CONNECT_CONCURRENCY_STRATEGY *concurrency_strategy = 0;
ACE_NEW_RETURN (concurrency_strategy,
TAO_SSLIOP_CONNECT_CONCURRENCY_STRATEGY (orb_core),
-1);
return this->base_connector_.open (this->orb_core ()->reactor (),
connect_creation_strategy,
&this->connect_strategy_,
concurrency_strategy);
}
int
TAO_SSLIOP_Connector::close (void)
{
(void) this->TAO_IIOP_SSL_Connector::close ();
delete this->base_connector_.creation_strategy ();
delete this->base_connector_.concurrency_strategy ();
return this->base_connector_.close ();
}
int
TAO_SSLIOP_Connector::connect (TAO_Transport_Descriptor_Interface *desc,
TAO_Transport *&transport,
ACE_Time_Value *max_wait_time,
CORBA::Environment &ACE_TRY_ENV)
{
if (TAO_debug_level > 0)
ACE_DEBUG ((LM_DEBUG,
ACE_TEXT ("TAO (%P|%t) Connector::connect - ")
ACE_TEXT ("looking for SSLIOP connection.\n")));
TAO_Endpoint *endpoint = desc->endpoint ();
if (endpoint->tag () != TAO_TAG_IIOP_PROFILE)
return -1;
TAO_SSLIOP_Endpoint *ssl_endpoint =
ACE_dynamic_cast (TAO_SSLIOP_Endpoint *,
endpoint);
if (ssl_endpoint == 0)
return -1;
const SSLIOP::SSL &ssl_component = ssl_endpoint->ssl_component ();
// @@ Use the policies to decide if SSL is the right protocol...
if (this->no_protection_)
{
// Only allow connection to the insecure IIOP port if the
// endpoint explicitly allows it, i.e. if the
// Security::NoProtection security association bit is set in the
// SSLIOP::SSL::target_supports field. The server performs the
// same permission check, so this check is an optimization since
// a connection will not be established needlessly,
// i.e. rejected due to lack of permission.
//
// Note that it is still possible for the standard non-SSLIOP
// aware IIOP pluggable protocol to attempt to connect to the
// insecure port. In that case, the server will have to prevent
// the connection, and subsequently the request, from
// completing.
if (ACE_BIT_DISABLED (ssl_component.target_supports,
Security::NoProtection))
ACE_THROW_RETURN (CORBA::NO_PERMISSION (
CORBA_SystemException::_tao_minor_code (
TAO_DEFAULT_MINOR_CODE,
EPERM),
CORBA::COMPLETED_NO),
-1);
return this->TAO_IIOP_SSL_Connector::connect (
desc,
transport,
max_wait_time,
ACE_TRY_ENV);
}
// @@ The following check for "required insecurity" seems odd, but
// I haven't seen anything in the Security spec that says this
// policy isn't possible.
// -Ossama
// If the endpoint requires an insecure connection, i.e. the
// Security::NoProtection security association bit in the
// SSLIOP::SSL::target_requires field is enabled, then prevent an
// SSL connection from occuring.
if (ACE_BIT_ENABLED (ssl_component.target_requires,
Security::NoProtection))
ACE_THROW_RETURN (CORBA::NO_PERMISSION (
CORBA_SystemException::_tao_minor_code (
TAO_DEFAULT_MINOR_CODE,
EPERM),
CORBA::COMPLETED_NO),
-1);
ACE_INET_Addr remote_address =
ssl_endpoint->iiop_endpoint ()->object_addr ();
// Verify that the remote ACE_INET_Addr was initialized properly.
// Failure can occur if hostname lookup failed when initializing the
// remote ACE_INET_Addr.
if (remote_address.get_type () != AF_INET)
{
if (TAO_debug_level > 0)
{
ACE_DEBUG ((LM_DEBUG,
ACE_TEXT ("TAO (%P|%t) SSLIOP connection failed.\n")
ACE_TEXT ("TAO (%P|%t) This is most likely ")
ACE_TEXT ("due to a hostname lookup ")
ACE_TEXT ("failure.\n")));
}
return -1;
}
remote_address.set_port_number (ssl_component.port);
int result = 0;
TAO_SSLIOP_Connection_Handler *svc_handler = 0;
TAO_Transport *base_transport = 0;
// Check the Cache first for connections
if (this->orb_core ()->purging_strategy ()->find_in_cache (desc,
base_transport) == 0)
{
if (TAO_debug_level > 5)
ACE_DEBUG ((LM_DEBUG,
ACE_TEXT ("(%P|%t) SSLIOP_Connector::connect ")
ACE_TEXT ("got an existing transport with id %d\n"),
base_transport->id ()));
}
else
{
if (TAO_debug_level > 4)
ACE_DEBUG ((LM_DEBUG,
ACE_TEXT ("(%P|%t) SSLIOP_Connector::connect ")
ACE_TEXT ("making a new connection \n")));
// Purge connections (if necessary)
this->orb_core ()->purging_strategy ()->purge ();
// @@ This needs to change in the next round when we implement a
// policy that will not allow new connections when a connection
// is busy.
if (max_wait_time != 0)
{
ACE_Synch_Options synch_options (ACE_Synch_Options::USE_TIMEOUT,
*max_wait_time);
// We obtain the transport in the <svc_handler> variable. As
// we know now that the connection is not available in Cache
// we can make a new connection
result = this->base_connector_.connect (svc_handler,
remote_address,
synch_options);
}
else
{
// We obtain the transport in the <svc_handler> variable. As
// we know now that the connection is not available in Cache
// we can make a new connection
result = this->base_connector_.connect (svc_handler,
remote_address);
}
if (TAO_debug_level > 0)
ACE_DEBUG ((LM_DEBUG,
ACE_TEXT ("(%P|%t) SSLIOP_Connector::connect ")
ACE_TEXT ("The result is <%d> \n"), result));
if (result == -1)
{
char buffer [MAXHOSTNAMELEN + 6 + 1];
ssl_endpoint->addr_to_string (buffer,
sizeof (buffer) - 1);
ACE_DEBUG ((LM_ERROR,
ACE_TEXT ("(%P|%t) %s:%u, connection to ")
ACE_TEXT ("%s, SSL port %d failed (%p)\n"),
__FILE__,
__LINE__,
buffer,
remote_address.get_port_number (),
ACE_TEXT ("errno")));
return -1;
}
base_transport = TAO_Transport::_duplicate (svc_handler->transport ());
// Add the handler to Cache
int retval =
this->orb_core ()->purging_strategy ()->add_to_cache (desc,
base_transport);
if (retval != 0 && TAO_debug_level > 0)
{
ACE_DEBUG ((LM_DEBUG,
ACE_TEXT ("(%P|%t) SSLIOP_Connector::connect ")
ACE_TEXT ("could not add the new connection to Cache \n")));
}
}
// No need to _duplicate and release since base_transport
// is going out of scope. transport now has control of base_transport.
transport = base_transport;
return 0;
}
TAO_Profile *
TAO_SSLIOP_Connector::create_profile (TAO_InputCDR& cdr)
{
TAO_Profile *pfile;
ACE_NEW_RETURN (pfile,
TAO_SSLIOP_Profile (this->orb_core ()),
0);
int r = pfile->decode (cdr);
if (r == -1)
{
pfile->_decr_refcnt ();
pfile = 0;
}
return pfile;
}
TAO_Profile *
TAO_SSLIOP_Connector::make_profile (CORBA::Environment &ACE_TRY_ENV)
{
// The endpoint should be of the form:
// N.n@host:port/object_key
// or:
// host:port/object_key
TAO_Profile *profile = 0;
ACE_NEW_THROW_EX (profile,
TAO_SSLIOP_Profile (this->orb_core (),
0), // SSL component
CORBA::NO_MEMORY (
CORBA::SystemException::_tao_minor_code (
TAO_DEFAULT_MINOR_CODE,
ENOMEM),
CORBA::COMPLETED_NO));
ACE_CHECK_RETURN (0);
return profile;
}
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