58 lines
1.7 KiB
C
58 lines
1.7 KiB
C
/*
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This file is part of TALER
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Copyright (C) 2022 Taler Systems SA
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TALER is free software; you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation; either version 3, or (at your option) any later version.
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TALER is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
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*/
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/**
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* @file exchangedb/pg_start.c
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* @brief Implementation of the start function for Postgres
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* @author Christian Grothoff
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*/
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#include "platform.h"
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#include "taler_error_codes.h"
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#include "taler_dbevents.h"
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#include "taler_pq_lib.h"
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#include "pg_preflight.h"
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#include "pg_start.h"
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#include "pg_helper.h"
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enum GNUNET_GenericReturnValue
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TEH_PG_start (void *cls,
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const char *name)
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{
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struct PostgresClosure *pg = cls;
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struct GNUNET_PQ_ExecuteStatement es[] = {
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GNUNET_PQ_make_execute ("START TRANSACTION ISOLATION LEVEL SERIALIZABLE"),
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GNUNET_PQ_EXECUTE_STATEMENT_END
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};
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GNUNET_assert (NULL != name);
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if (GNUNET_SYSERR ==
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TEH_PG_preflight (pg))
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return GNUNET_SYSERR;
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GNUNET_log (GNUNET_ERROR_TYPE_INFO,
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"Starting transaction `%s'\n",
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name);
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if (GNUNET_OK !=
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GNUNET_PQ_exec_statements (pg->conn,
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es))
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{
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TALER_LOG_ERROR ("Failed to start transaction\n");
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GNUNET_break (0);
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return GNUNET_SYSERR;
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}
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pg->transaction_name = name;
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return GNUNET_OK;
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}
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