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/*
* bif_mts.c
*
* $Id$
*
* This file is part of the OpenLink Software Virtuoso Open-Source (VOS)
* project.
*
* Copyright (C) 1998-2012 OpenLink Software
*
* This project is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; only version 2 of the License, dated June 1991.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#include "sqlnode.h"
#include "sqlbif.h"
#include "odbcinc.h"
#include "remote.h"
#include "mts.h"
#include "2pc.h"
#include "mts_client.h"
#include "import_gate_virtuoso.h"
long mts_txn_timeout = -1;
int vd_use_mts;
static caddr_t
bif_mts_get_rmcookie (caddr_t * qst, caddr_t * err_ret, state_slot_t ** args)
{
caddr_t cookie = mts_get_rmcookie ();
if (!cookie)
{
sqlr_error("MX008","Could not get resource manager cookie");
return NEW_DB_NULL;
}
else
{
caddr_t rmcookie_str = export_mts_bin_encode (cookie, box_length (cookie));
return rmcookie_str;
}
};
static caddr_t
bif_mts_enlist_transaction (caddr_t * qst, caddr_t * err_ret,
state_slot_t ** args)
{
/* get encoded transaction cookie */
caddr_t tr_cookie_str =
bif_string_arg (qst, args, 0, "mts_enlist_transaction");
caddr_t tr_cookie;
unsigned long len;
if (!stricmp(tr_cookie_str,"LOCAL"))
{
/* should be changed */
dbg_printf(("retire lt=%x\n",((query_instance_t*)QST_INSTANCE(qst))->qi_trx));
tp_retire((query_instance_t*)QST_INSTANCE(qst));
return box_num (0);
}
dbg_printf(("enlisting...\n"));
if (export_mts_bin_decode (tr_cookie_str, &tr_cookie, &len) == -1)
sqlr_error("MX001", "could not decode transaction cookie");
if (mts_trx_enlist (QI_TRX (QST_INSTANCE (qst)), tr_cookie, len))
{
dk_free (tr_cookie, -1);
sqlr_error("MX002", "could not enlist in transaction (%s)",tr_cookie_str);
};
dk_free (tr_cookie, -1);
return box_num (0);
}
static caddr_t
bif_mts_connect (caddr_t * qst, caddr_t * err_ret, state_slot_t ** args)
{
/* reconnect? */
long reconnect_fl = bif_long_arg (qst, args, 0, "mts_connect");
if (!mts_connect(reconnect_fl))
{
sqlr_error ("MX000", "connection to MS DTC failed");
}
return box_num(0);
};
static caddr_t
bif_mts_status (caddr_t* qst, caddr_t * err_ret, state_slot_t ** args)
{
caddr_t param_str =
bif_string_arg (qst, args, 0, "mts_status");
if (!stricmp("TRANSACTION",param_str))
{
return (caddr_t)mts_transaction_status(QI_TRX(QST_INSTANCE(qst)));
} else if (!stricmp("MTS",param_str))
{
return (caddr_t)mts_server_status();
}
sqlr_error("MX000", "unknown parameter %s", param_str);
return 0;
};
static caddr_t
bif_mts_set_timeout(caddr_t* qst, caddr_t * err_ret, state_slot_t ** args)
{
long param_timeout =
bif_long_arg (qst, args, 0, "mts_set_timeout");
mts_txn_timeout = param_timeout;
return box_num(0);
};
static caddr_t
bif_mts_get_timeout(caddr_t* qst, caddr_t * err_ret, state_slot_t ** args)
{
if (-1 == mts_txn_timeout )
return box_num(((query_instance_t*)qst)->qi_rpc_timeout);
else
return box_num(mts_txn_timeout);
};
static caddr_t
bif_mts_usleep(caddr_t* qst, caddr_t * err_ret, state_slot_t ** args)
{
long msec = bif_long_arg (qst, args, 0, "mts_usleep");
Sleep(msec);
return box_num(0);
};
static caddr_t
bif_mts_all_info(caddr_t* qst, caddr_t * err_ret, state_slot_t ** args)
{
query_instance_t* qi = (query_instance_t*)qst;
client_connection_t* cli =
qi->qi_client;
dbg_printf(("******** cli %x tr %x st %d nthr %d tr2 %x\n",
cli,
cli->cli_trx,
cli->cli_trx->lt_status,
cli->cli_trx->lt_threads,
qi->qi_trx));
#if 0
if (!cli->cli_tp_data)
GPF_T1("should in distributed transaction\n");
#endif
return NEW_DB_NULL;
}
void
export_mts_bif_init ()
{
mts_init ();
if(!mts_connect (1))
{
twopc_log (_LOG_ERROR, "MS DTC is not available");
exit (0);
}
bif_define ("mts_get_rmcookie", bif_mts_get_rmcookie);
bif_define ("mts_enlist_transaction", bif_mts_enlist_transaction);
bif_define ("mts_connect", bif_mts_connect);
bif_define ("mts_status", bif_mts_status);
bif_define ("mts_set_timeout", bif_mts_set_timeout);
bif_define ("mts_get_timeout", bif_mts_get_timeout);
bif_define ("mts_sleep", bif_mts_usleep);
/* bif_define ("__mts_fail_after_prepare", bif_mts_fail_after_prepare); */
bif_define ("__mts_all_info", bif_mts_all_info);
};
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