286 lines
9.0 KiB
C
286 lines
9.0 KiB
C
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/*
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This file is part of TALER
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(C) 2014 Christian Grothoff (and other contributing authors)
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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, If not, see <http://www.gnu.org/licenses/>
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*/
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/**
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* @file taler-mint-dbinit.c
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* @brief Create tables for the mint database.
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* @author Florian Dold
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*/
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#include "platform.h"
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#include <gnunet/gnunet_util_lib.h>
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#include <libpq-fe.h>
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#include "mint.h"
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#define break_db_err(result) do { \
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GNUNET_break(0); \
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GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Database failure: %s\n", PQresultErrorMessage (result)); \
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PQclear (result); \
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} while (0)
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static char *mint_base_dir;
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static struct GNUNET_CONFIGURATION_Handle *cfg;
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static PGconn *db_conn;
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static char *TALER_MINT_db_connection_cfg_str;
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int
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TALER_MINT_init_withdraw_tables (PGconn *conn)
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{
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PGresult *result;
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result = PQexec (conn,
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"CREATE TABLE IF NOT EXISTS reserves"
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"("
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" reserve_pub BYTEA PRIMARY KEY"
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",balance_value INT4 NOT NULL"
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",balance_fraction INT4 NOT NULL"
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",balance_currency VARCHAR(4) NOT NULL"
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",status_sig BYTEA"
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",status_sign_pub BYTEA"
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",expiration_date INT8 NOT NULL"
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")");
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if (PGRES_COMMAND_OK != PQresultStatus(result))
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{
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break_db_err (result);
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return GNUNET_SYSERR;
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}
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PQclear (result);
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result = PQexec (conn,
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"CREATE TABLE IF NOT EXISTS collectable_blindcoins"
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"("
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"blind_ev BYTEA PRIMARY KEY"
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",blind_ev_sig BYTEA NOT NULL"
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",denom_pub BYTEA NOT NULL"
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",reserve_sig BYTEA NOT NULL"
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",reserve_pub BYTEA NOT NULL REFERENCES reserves (reserve_pub)"
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")");
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if (PGRES_COMMAND_OK != PQresultStatus(result))
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{
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break_db_err (result);
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return GNUNET_SYSERR;
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}
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PQclear (result);
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result = PQexec (conn,
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"CREATE TABLE IF NOT EXISTS known_coins "
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"("
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" coin_pub BYTEA NOT NULL PRIMARY KEY"
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",denom_pub BYTEA NOT NULL"
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",denom_sig BYTEA NOT NULL"
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",expended_value INT4 NOT NULL"
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",expended_fraction INT4 NOT NULL"
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",expended_currency VARCHAR(4) NOT NULL"
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",refresh_session_pub BYTEA"
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")");
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if (PGRES_COMMAND_OK != PQresultStatus(result))
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{
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break_db_err (result);
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return GNUNET_SYSERR;
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}
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PQclear (result);
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result = PQexec (conn,
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"CREATE TABLE IF NOT EXISTS refresh_sessions "
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"("
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" session_pub BYTEA PRIMARY KEY CHECK (length(session_pub) = 32)"
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",session_melt_sig BYTEA"
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",session_commit_sig BYTEA"
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",noreveal_index INT2 NOT NULL"
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// non-zero if all reveals were ok
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// and the new coin signatures are ready
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",reveal_ok BOOLEAN NOT NULL DEFAULT false"
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") ");
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if (PGRES_COMMAND_OK != PQresultStatus(result))
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{
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break_db_err (result);
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return GNUNET_SYSERR;
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}
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PQclear (result);
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result = PQexec (conn,
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"CREATE TABLE IF NOT EXISTS refresh_order "
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"( "
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" session_pub BYTEA NOT NULL REFERENCES refresh_sessions (session_pub)"
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",newcoin_index INT2 NOT NULL "
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",denom_pub BYTEA NOT NULL "
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",PRIMARY KEY (session_pub, newcoin_index)"
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") ");
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if (PGRES_COMMAND_OK != PQresultStatus(result))
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{
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break_db_err (result);
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return GNUNET_SYSERR;
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}
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PQclear (result);
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result = PQexec (conn,
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"CREATE TABLE IF NOT EXISTS refresh_commit_link"
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"("
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" session_pub BYTEA NOT NULL REFERENCES refresh_sessions (session_pub)"
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",transfer_pub BYTEA NOT NULL"
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",link_secret_enc BYTEA NOT NULL"
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// index of the old coin in the customer's request
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",oldcoin_index INT2 NOT NULL"
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// index for cut and choose,
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// ranges from 0 to kappa-1
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",cnc_index INT2 NOT NULL"
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")");
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if (PGRES_COMMAND_OK != PQresultStatus(result))
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{
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break_db_err (result);
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return GNUNET_SYSERR;
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}
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PQclear (result);
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result = PQexec (conn,
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"CREATE TABLE IF NOT EXISTS refresh_commit_coin"
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"("
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" session_pub BYTEA NOT NULL REFERENCES refresh_sessions (session_pub) "
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",link_vector_enc BYTEA NOT NULL"
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// index of the new coin in the customer's request
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",newcoin_index INT2 NOT NULL"
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// index for cut and choose,
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",cnc_index INT2 NOT NULL"
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",coin_ev BYTEA NOT NULL"
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")");
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if (PGRES_COMMAND_OK != PQresultStatus(result))
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{
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break_db_err (result);
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return GNUNET_SYSERR;
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}
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PQclear (result);
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result = PQexec (conn,
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"CREATE TABLE IF NOT EXISTS refresh_melt"
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"("
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" session_pub BYTEA NOT NULL REFERENCES refresh_sessions (session_pub) "
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",coin_pub BYTEA NOT NULL REFERENCES known_coins (coin_pub) "
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",denom_pub BYTEA NOT NULL "
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",oldcoin_index INT2 NOT NULL"
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")");
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if (PGRES_COMMAND_OK != PQresultStatus(result))
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{
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break_db_err (result);
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return GNUNET_SYSERR;
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}
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PQclear (result);
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result = PQexec (conn,
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"CREATE TABLE IF NOT EXISTS refresh_collectable"
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"("
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" session_pub BYTEA NOT NULL REFERENCES refresh_sessions (session_pub) "
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",ev_sig BYTEA NOT NULL"
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",newcoin_index INT2 NOT NULL"
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")");
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if (PGRES_COMMAND_OK != PQresultStatus(result))
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{
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break_db_err (result);
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return GNUNET_SYSERR;
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}
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PQclear (result);
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result = PQexec (conn,
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"CREATE TABLE IF NOT EXISTS deposits "
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"( "
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" coin_pub BYTEA NOT NULL PRIMARY KEY CHECK (length(coin_pub)=32)"
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",denom_pub BYTEA NOT NULL CHECK (length(denom_pub)=32)"
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",transaction_id INT8 NOT NULL"
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",amount_currency VARCHAR(4) NOT NULL"
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",amount_value INT4 NOT NULL"
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",amount_fraction INT4 NOT NULL"
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",merchant_pub BYTEA NOT NULL"
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",h_contract BYTEA NOT NULL CHECK (length(h_contract)=64)"
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",h_wire BYTEA NOT NULL CHECK (length(h_wire)=64)"
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",coin_sig BYTEA NOT NULL CHECK (length(coin_sig)=64)"
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",wire TEXT NOT NULL"
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")");
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if (PGRES_COMMAND_OK != PQresultStatus(result))
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{
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break_db_err (result);
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return GNUNET_SYSERR;
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}
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PQclear (result);
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return GNUNET_OK;
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}
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/**
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* The main function of the serve tool
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*
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* @param argc number of arguments from the command line
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* @param argv command line arguments
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* @return 0 ok, 1 on error
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*/
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int
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main (int argc, char *const *argv)
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{
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static const struct GNUNET_GETOPT_CommandLineOption options[] = {
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GNUNET_GETOPT_OPTION_HELP ("gnunet-mint-keyup OPTIONS"),
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{'d', "mint-dir", "DIR",
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"mint directory", 1,
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&GNUNET_GETOPT_set_filename, &mint_base_dir},
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GNUNET_GETOPT_OPTION_END
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};
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if (GNUNET_GETOPT_run ("taler-mint-serve", options, argc, argv) < 0)
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return 1;
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GNUNET_assert (GNUNET_OK == GNUNET_log_setup ("taler-mint-dbinit", "INFO", NULL));
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if (NULL == mint_base_dir)
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{
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fprintf (stderr, "Mint base directory not given.\n");
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return 1;
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}
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cfg = TALER_MINT_config_load (mint_base_dir);
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if (NULL == cfg)
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{
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fprintf (stderr, "Can't load mint configuration.\n");
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return 1;
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}
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if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_string (cfg, "mint", "db", &TALER_MINT_db_connection_cfg_str))
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{
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fprintf (stderr, "Configuration 'mint.db' not found.\n");
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return 42;
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}
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db_conn = PQconnectdb (TALER_MINT_db_connection_cfg_str);
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if (CONNECTION_OK != PQstatus (db_conn))
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{
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fprintf (stderr, "Database connection failed: %s\n", PQerrorMessage (db_conn));
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return 1;
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}
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if (GNUNET_OK != TALER_MINT_init_withdraw_tables (db_conn))
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{
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fprintf (stderr, "Failed to initialize database.\n");
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return 1;
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}
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return 0;
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}
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