From c626ccac51dc968725b2ead1ecb0cebedd9987fc Mon Sep 17 00:00:00 2001 From: Christian Grothoff Date: Sat, 28 Mar 2015 11:06:00 +0100 Subject: second round of renamefest --- src/mint/taler-mint-reservemod.c | 305 --------------------------------------- 1 file changed, 305 deletions(-) delete mode 100644 src/mint/taler-mint-reservemod.c (limited to 'src/mint/taler-mint-reservemod.c') diff --git a/src/mint/taler-mint-reservemod.c b/src/mint/taler-mint-reservemod.c deleted file mode 100644 index 125748704..000000000 --- a/src/mint/taler-mint-reservemod.c +++ /dev/null @@ -1,305 +0,0 @@ -/* - This file is part of TALER - Copyright (C) 2014, 2015 Christian Grothoff (and other contributing authors) - - TALER 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; either version 3, or (at your option) any later version. - - TALER 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 - TALER; see the file COPYING. If not, If not, see -*/ -/** - * @file taler-mint-reservemod.c - * @brief Modify reserves. Allows manipulation of reserve balances. - * @author Florian Dold - * @author Benedikt Mueller - */ -#include "platform.h" -#include -#include -#include "taler_util.h" -#include "taler_signatures.h" -#include "taler_mintdb_plugin.h" -#include "taler_pq_lib.h" - - -/** - * Director of the mint, containing the keys. - */ -static char *mint_directory; - -/** - * Public key of the reserve to manipulate. - */ -static struct GNUNET_CRYPTO_EddsaPublicKey *reserve_pub; - -/** - * Handle to the mint's configuration - */ -static struct GNUNET_CONFIGURATION_Handle *cfg; - -/** - * Database connection handle. - */ -static PGconn *db_conn; - - -/** - * Create a new or add to existing reserve. Fails if currencies do - * not match. - * - * @param denom denomination to add - * @return #GNUNET_OK on success, - * #GNUNET_SYSERR on error - */ -// FIXME: this should use the DB abstraction layer. (#3717) -// FIXME: this should be done by adding an inbound transaction -// to the table with the transactions for this reserve, -// not by modifying some 'total' value for the reserve! -// (we should in fact probably never modify, always just append!) (#3633) -static int -reservemod_add (struct TALER_Amount denom) -{ - PGresult *result; - const void *param_values[] = { - reserve_pub - }; - int param_lengths[] = { - sizeof(struct GNUNET_CRYPTO_EddsaPublicKey) - }; - int param_formats[] = { - 1 - }; - struct TALER_Amount old_denom; - struct TALER_Amount new_denom; - struct TALER_AmountNBO new_denom_nbo; - - result = PQexecParams (db_conn, - "SELECT balance_value, balance_fraction, balance_currency" - " FROM reserves" - " WHERE reserve_pub=$1" - " LIMIT 1;", - 1, - NULL, - (const char * const *) param_values, - param_lengths, - param_formats, - 1); - if (PGRES_TUPLES_OK != PQresultStatus (result)) - { - fprintf (stderr, - "Select failed: %s\n", - PQresultErrorMessage (result)); - return GNUNET_SYSERR; - } - if (0 == PQntuples (result)) - { - struct GNUNET_TIME_AbsoluteNBO exnbo; - uint32_t value = htonl (denom.value); - uint32_t fraction = htonl (denom.fraction); - const void *param_values[] = { - reserve_pub, - &value, - &fraction, - denom.currency, - &exnbo - }; - int param_lengths[] = { - sizeof (struct GNUNET_CRYPTO_EddsaPublicKey), - sizeof (uint32_t), - sizeof (uint32_t), - strlen (denom.currency), - sizeof (struct GNUNET_TIME_AbsoluteNBO) - }; - int param_formats[] = { - 1, 1, 1, 1, 1 - }; - - exnbo = GNUNET_TIME_absolute_hton (GNUNET_TIME_relative_to_absolute (GNUNET_TIME_UNIT_YEARS)); - result = PQexecParams (db_conn, - "INSERT INTO reserves (reserve_pub, balance_value, balance_fraction, balance_currency, expiration_date)" - " VALUES ($1,$2,$3,$4,$5);", - 5, - NULL, - (const char **) param_values, - param_lengths, - param_formats, - 1); - - if (PGRES_COMMAND_OK != PQresultStatus (result)) - { - fprintf (stderr, - "Insert failed: %s\n", - PQresultErrorMessage (result)); - return GNUNET_SYSERR; - } - } - else - { - const void *param_values[] = { - &new_denom_nbo.value, - &new_denom_nbo.fraction, - reserve_pub - }; - int param_lengths[] = { - sizeof (new_denom_nbo.value), - sizeof (new_denom_nbo.fraction), - sizeof (struct GNUNET_CRYPTO_EddsaPublicKey) - }; - int param_formats[] = { - 1, 1, 1 - }; - - GNUNET_assert (GNUNET_OK == - TALER_PQ_extract_amount (result, 0, - "balance_value", - "balance_fraction", - "balance_currency", - &old_denom)); - TALER_amount_add (&new_denom, - &old_denom, - &denom); - TALER_amount_hton (&new_denom_nbo, - &new_denom); - result = PQexecParams (db_conn, - "UPDATE reserves" - " SET balance_value = $1, balance_fraction = $2, status_sig = NULL, status_sign_pub = NULL" - " WHERE reserve_pub = $3;", - 3, - NULL, - (const char **) param_values, - param_lengths, - param_formats, - 1); - - if (PGRES_COMMAND_OK != PQresultStatus (result)) - { - fprintf (stderr, - "Update failed: %s\n", - PQresultErrorMessage (result)); - return GNUNET_SYSERR; - } - /* Yes, for historic reasons libpq returns a 'const char *'... */ - if (0 != strcmp ("1", - PQcmdTuples (result))) - { - fprintf (stderr, - "Update failed (updated `%s' tupes instead of '1')\n", - PQcmdTuples (result)); - return GNUNET_SYSERR; - } - } - return GNUNET_OK; -} - - -/** - * The main function of the reservemod tool - * - * @param argc number of arguments from the command line - * @param argv command line arguments - * @return 0 ok, 1 on error - */ -int -main (int argc, char *const *argv) -{ - static char *reserve_pub_str; - static char *add_str; - static const struct GNUNET_GETOPT_CommandLineOption options[] = { - GNUNET_GETOPT_OPTION_HELP ("gnunet-mint-reservemod OPTIONS"), - {'d', "mint-dir", "DIR", - "mint directory with keys to update", 1, - &GNUNET_GETOPT_set_filename, &mint_directory}, - {'R', "reserve", "KEY", - "reserve (public key) to modify", 1, - &GNUNET_GETOPT_set_string, &reserve_pub_str}, - {'a', "add", "DENOM", - "value to add", 1, - &GNUNET_GETOPT_set_string, &add_str}, - GNUNET_GETOPT_OPTION_END - }; - char *connection_cfg_str; - - GNUNET_assert (GNUNET_OK == - GNUNET_log_setup ("taler-mint-reservemod", - "WARNING", - NULL)); - - if (GNUNET_GETOPT_run ("taler-mint-reservemod", - options, - argc, argv) < 0) - return 1; - if (NULL == mint_directory) - { - fprintf (stderr, - "Mint directory not given\n"); - return 1; - } - - reserve_pub = GNUNET_new (struct GNUNET_CRYPTO_EddsaPublicKey); - if ((NULL == reserve_pub_str) || - (GNUNET_OK != - GNUNET_STRINGS_string_to_data (reserve_pub_str, - strlen (reserve_pub_str), - reserve_pub, - sizeof (struct GNUNET_CRYPTO_EddsaPublicKey)))) - { - fprintf (stderr, - "Parsing reserve key invalid\n"); - return 1; - } - cfg = TALER_config_load (mint_directory); - if (NULL == cfg) - { - fprintf (stderr, - "Failed to load mint configuration\n"); - return 1; - } - if (GNUNET_OK != - GNUNET_CONFIGURATION_get_value_string (cfg, - "mint", - "db", - &connection_cfg_str)) - { - fprintf (stderr, - "Database configuration string not found\n"); - return 1; - } - db_conn = PQconnectdb (connection_cfg_str); - if (CONNECTION_OK != PQstatus (db_conn)) - { - fprintf (stderr, - "Database connection failed: %s\n", - PQerrorMessage (db_conn)); - return 1; - } - if (NULL != add_str) - { - struct TALER_Amount add_value; - - if (GNUNET_OK != - TALER_string_to_amount (add_str, - &add_value)) - { - fprintf (stderr, - "Failed to parse currency amount `%s'\n", - add_str); - return 1; - } - if (GNUNET_OK != - reservemod_add (add_value)) - { - fprintf (stderr, - "Failed to update reserve.\n"); - return 1; - } - } - return 0; -} - -/* end taler-mint-reservemod.c */ -- cgit v1.2.3