diff options
author | Christian Grothoff <christian@grothoff.org> | 2016-03-01 15:35:04 +0100 |
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committer | Christian Grothoff <christian@grothoff.org> | 2016-03-01 15:35:04 +0100 |
commit | b5cba3251053c22bf1df46282f1dd0a4c46f6a38 (patch) | |
tree | b7495c3e47c40c57ff81045a4e43aa07a3b6c7b1 /src/mint/taler-mint-aggregator.c | |
parent | e406833eab7ca0835f9779abebada94592a85a7e (diff) | |
download | exchange-b5cba3251053c22bf1df46282f1dd0a4c46f6a38.tar.xz |
renaming mint->exchange
Diffstat (limited to 'src/mint/taler-mint-aggregator.c')
-rw-r--r-- | src/mint/taler-mint-aggregator.c | 914 |
1 files changed, 0 insertions, 914 deletions
diff --git a/src/mint/taler-mint-aggregator.c b/src/mint/taler-mint-aggregator.c deleted file mode 100644 index 5e05c8673..000000000 --- a/src/mint/taler-mint-aggregator.c +++ /dev/null @@ -1,914 +0,0 @@ -/* - This file is part of TALER - Copyright (C) 2016 GNUnet e.V. - - TALER is free software; you can redistribute it and/or modify it under the - terms of the GNU Affero 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 Affero General Public License for more details. - - You should have received a copy of the GNU Affero General Public License along with - TALER; see the file COPYING. If not, If not, see <http://www.gnu.org/licenses/> -*/ - -/** - * @file taler-mint-aggregator.c - * @brief Process that aggregates outgoing transactions and executes them - * @author Christian Grothoff - * - * TODO: - * - simplify global_ret: make it a global! - * - handle shutdown more nicely (call 'cancel' method on wire transfers) - */ -#include "platform.h" -#include <gnunet/gnunet_util_lib.h> -#include <jansson.h> -#include <pthread.h> -#include "taler_mintdb_lib.h" -#include "taler_mintdb_plugin.h" -#include "taler_wire_lib.h" - -/** - * Which currency is used by this mint? - */ -static char *mint_currency_string; - -/** - * Which wireformat should be supported by this aggregator? - */ -static char *mint_wireformat; - -/** - * Base directory of the mint (global) - */ -static char *mint_directory; - -/** - * The mint's configuration (global) - */ -static struct GNUNET_CONFIGURATION_Handle *cfg; - -/** - * Our DB plugin. - */ -static struct TALER_MINTDB_Plugin *db_plugin; - -/** - * Our wire plugin. - */ -static struct TALER_WIRE_Plugin *wire_plugin; - -/** - * Task for the main #run() function. - */ -static struct GNUNET_SCHEDULER_Task *task; - -/** - * Limit on the number of transactions we aggregate at once. Note - * that the limit must be big enough to ensure that when transactions - * of the smallest possible unit are aggregated, they do surpass the - * "tiny" threshold beyond which we never trigger a wire transaction! - * - * TODO: make configurable (via config file or command line option) - */ -static unsigned int aggregation_limit = 10000; - - -/** - * Load configuration parameters for the mint - * server into the corresponding global variables. - * - * @param mint_directory the mint's directory - * @return #GNUNET_OK on success - */ -static int -mint_serve_process_config (const char *mint_directory) -{ - char *type; - - cfg = TALER_config_load (mint_directory); - if (NULL == cfg) - { - fprintf (stderr, - "Failed to load mint configuration\n"); - return GNUNET_SYSERR; - } - if (GNUNET_OK != - GNUNET_CONFIGURATION_get_value_string (cfg, - "mint", - "currency", - &mint_currency_string)) - { - GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR, - "mint", - "currency"); - return GNUNET_SYSERR; - } - if (strlen (mint_currency_string) >= TALER_CURRENCY_LEN) - { - fprintf (stderr, - "Currency `%s' longer than the allowed limit of %u characters.", - mint_currency_string, - (unsigned int) TALER_CURRENCY_LEN); - return GNUNET_SYSERR; - } - if (NULL != mint_wireformat) - GNUNET_CONFIGURATION_set_value_string (cfg, - "mint", - "wireformat", - mint_wireformat); - if (GNUNET_OK != - GNUNET_CONFIGURATION_get_value_string (cfg, - "mint", - "wireformat", - &type)) - { - GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR, - "mint", - "wireformat"); - return GNUNET_SYSERR; - } - - if (NULL == - (db_plugin = TALER_MINTDB_plugin_load (cfg))) - { - fprintf (stderr, - "Failed to initialize DB subsystem\n"); - GNUNET_free (type); - return GNUNET_SYSERR; - } - - if (NULL == - (wire_plugin = TALER_WIRE_plugin_load (cfg, - type))) - { - fprintf (stderr, - "Failed to load wire plugin for `%s'\n", - type); - GNUNET_free (type); - return GNUNET_SYSERR; - } - GNUNET_free (type); - - return GNUNET_OK; -} - - -/** - * Information about one aggregation process to - * be executed. - */ -struct AggregationUnit -{ - /** - * Public key of the merchant. - */ - struct TALER_MerchantPublicKeyP merchant_pub; - - /** - * Total amount to be transferred. - */ - struct TALER_Amount total_amount; - - /** - * Hash of @e wire. - */ - struct GNUNET_HashCode h_wire; - - /** - * Wire transfer identifier we use. - */ - struct TALER_WireTransferIdentifierRawP wtid; - - /** - * Row ID of the transaction that started it all. - */ - unsigned long long row_id; - - /** - * The current time. - */ - struct GNUNET_TIME_Absolute execution_time; - - /** - * Wire details of the merchant. - */ - json_t *wire; - - /** - * Database session for all of our transactions. - */ - struct TALER_MINTDB_Session *session; - - /** - * Wire preparation handle. - */ - struct TALER_WIRE_PrepareHandle *ph; - - /** - * Array of #aggregation_limit row_ids from the - * aggregation. - */ - unsigned long long *additional_rows; - - /** - * Pointer to global return value. Closure for #run(). - */ - int *global_ret; - - /** - * Offset specifying how many #additional_rows are in use. - */ - unsigned int rows_offset; - - /** - * Set to #GNUNET_YES if we have to abort due to failure. - */ - int failed; - -}; - - -/** - * Function called with details about deposits that have been made, - * with the goal of executing the corresponding wire transaction. - * - * @param cls closure with the `struct AggregationUnit` - * @param row_id identifies database entry - * @param merchant_pub public key of the merchant - * @param coin_pub public key of the coin - * @param amount_with_fee amount that was deposited including fee - * @param deposit_fee amount the mint gets to keep as transaction fees - * @param transaction_id unique transaction ID chosen by the merchant - * @param h_contract hash of the contract between merchant and customer - * @param wire_deadline by which the merchant adviced that he would like the - * wire transfer to be executed - * @param wire wire details for the merchant - * @return #GNUNET_OK to continue to iterate, #GNUNET_SYSERR to stop - */ -static int -deposit_cb (void *cls, - unsigned long long row_id, - const struct TALER_MerchantPublicKeyP *merchant_pub, - const struct TALER_CoinSpendPublicKeyP *coin_pub, - const struct TALER_Amount *amount_with_fee, - const struct TALER_Amount *deposit_fee, - uint64_t transaction_id, - const struct GNUNET_HashCode *h_contract, - struct GNUNET_TIME_Absolute wire_deadline, - const json_t *wire) -{ - struct AggregationUnit *au = cls; - - au->merchant_pub = *merchant_pub; - if (GNUNET_OK != - TALER_amount_subtract (&au->total_amount, - amount_with_fee, - deposit_fee)) - { - GNUNET_log (GNUNET_ERROR_TYPE_ERROR, - "Fatally malformed record at %llu\n", - row_id); - return GNUNET_SYSERR; - } - au->row_id = row_id; - au->wire = (json_t *) wire; - au->execution_time = GNUNET_TIME_absolute_get (); - TALER_hash_json (au->wire, - &au->h_wire); - json_incref (au->wire); - GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_NONCE, - &au->wtid, - sizeof (au->wtid)); - if (GNUNET_OK != - db_plugin->insert_aggregation_tracking (db_plugin->cls, - au->session, - &au->wtid, - merchant_pub, - &au->h_wire, - h_contract, - transaction_id, - au->execution_time, - coin_pub, - amount_with_fee, - deposit_fee)) - { - GNUNET_break (0); - return GNUNET_SYSERR; - } - if (GNUNET_OK != - db_plugin->mark_deposit_done (db_plugin->cls, - au->session, - row_id)) - { - GNUNET_break (0); - au->failed = GNUNET_YES; - return GNUNET_SYSERR; - } - return GNUNET_OK; -} - - - -/** - * Function called with details about another deposit we - * can aggregate into an existing aggregation unit. - * - * @param cls closure with the `struct AggregationUnit` - * @param row_id identifies database entry - * @param merchant_pub public key of the merchant - * @param coin_pub public key of the coin - * @param amount_with_fee amount that was deposited including fee - * @param deposit_fee amount the mint gets to keep as transaction fees - * @param transaction_id unique transaction ID chosen by the merchant - * @param h_contract hash of the contract between merchant and customer - * @param wire_deadline by which the merchant adviced that he would like the - * wire transfer to be executed - * @param wire wire details for the merchant - * @return #GNUNET_OK to continue to iterate, #GNUNET_SYSERR to stop - */ -static int -aggregate_cb (void *cls, - unsigned long long row_id, - const struct TALER_MerchantPublicKeyP *merchant_pub, - const struct TALER_CoinSpendPublicKeyP *coin_pub, - const struct TALER_Amount *amount_with_fee, - const struct TALER_Amount *deposit_fee, - uint64_t transaction_id, - const struct GNUNET_HashCode *h_contract, - struct GNUNET_TIME_Absolute wire_deadline, - const json_t *wire) -{ - struct AggregationUnit *au = cls; - struct TALER_Amount delta; - - GNUNET_break (0 == - memcmp (&au->merchant_pub, - merchant_pub, - sizeof (struct TALER_MerchantPublicKeyP))); - /* compute contribution of this coin after fees */ - if (GNUNET_OK != - TALER_amount_subtract (&delta, - amount_with_fee, - deposit_fee)) - { - GNUNET_log (GNUNET_ERROR_TYPE_ERROR, - "Fatally malformed record at %llu\n", - row_id); - return GNUNET_SYSERR; - } - /* add to total */ - if (GNUNET_OK != - TALER_amount_add (&au->total_amount, - &au->total_amount, - &delta)) - { - GNUNET_log (GNUNET_ERROR_TYPE_ERROR, - "Overflow or currency incompatibility during aggregation at %llu\n", - row_id); - /* Skip this one, but keep going! */ - return GNUNET_OK; - } - if (au->rows_offset >= aggregation_limit) - { - /* Bug: we asked for at most #aggregation_limit results! */ - GNUNET_break (0); - /* Skip this one, but keep going. */ - return GNUNET_OK; - } - if (NULL == au->additional_rows) - au->additional_rows = GNUNET_new_array (aggregation_limit, - unsigned long long); - /* "append" to our list of rows */ - au->additional_rows[au->rows_offset++] = row_id; - /* insert into aggregation tracking table */ - if (GNUNET_OK != - db_plugin->insert_aggregation_tracking (db_plugin->cls, - au->session, - &au->wtid, - merchant_pub, - &au->h_wire, - h_contract, - transaction_id, - au->execution_time, - coin_pub, - amount_with_fee, - deposit_fee)) - { - GNUNET_break (0); - return GNUNET_SYSERR; - } - if (GNUNET_OK != - db_plugin->mark_deposit_done (db_plugin->cls, - au->session, - row_id)) - { - GNUNET_break (0); - au->failed = GNUNET_YES; - return GNUNET_SYSERR; - } - return GNUNET_OK; -} - - -/** - * Function to be called with the prepared transfer data. - * - * @param cls closure with the `struct AggregationUnit` - * @param buf transaction data to persist, NULL on error - * @param buf_size number of bytes in @a buf, 0 on error - */ -static void -prepare_cb (void *cls, - const char *buf, - size_t buf_size); - - -/** - * Main work function that queries the DB and aggregates transactions - * into larger wire transfers. - * - * @param cls pointer to an `int` which we will return from main() - * @param tc scheduler context - */ -static void -run_aggregation (void *cls, - const struct GNUNET_SCHEDULER_TaskContext *tc) -{ - int *global_ret = cls; - struct TALER_MINTDB_Session *session; - struct AggregationUnit *au; - unsigned int i; - int ret; - - if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN)) - return; - if (NULL == (session = db_plugin->get_session (db_plugin->cls, - GNUNET_NO))) - { - GNUNET_log (GNUNET_ERROR_TYPE_ERROR, - "Failed to obtain database session!\n"); - *global_ret = GNUNET_SYSERR; - return; - } - if (GNUNET_OK != - db_plugin->start (db_plugin->cls, - session)) - { - GNUNET_log (GNUNET_ERROR_TYPE_ERROR, - "Failed to start database transaction!\n"); - *global_ret = GNUNET_SYSERR; - return; - } - au = GNUNET_new (struct AggregationUnit); - au->session = session; - ret = db_plugin->get_ready_deposit (db_plugin->cls, - session, - &deposit_cb, - au); - if (GNUNET_OK != ret) - { - GNUNET_free (au); - db_plugin->rollback (db_plugin->cls, - session); - if (0 != ret) - { - GNUNET_log (GNUNET_ERROR_TYPE_ERROR, - "Failed to execute deposit iteration!\n"); - *global_ret = GNUNET_SYSERR; - return; - } - /* nothing to do, sleep for a minute and try again */ - task = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_MINUTES, - &run_aggregation, - global_ret); - return; - } - /* Now try to find other deposits to aggregate */ - ret = db_plugin->iterate_matching_deposits (db_plugin->cls, - session, - &au->h_wire, - &au->merchant_pub, - &aggregate_cb, - au, - aggregation_limit); - if ( (GNUNET_SYSERR == ret) || - (GNUNET_YES == au->failed) ) - { - GNUNET_log (GNUNET_ERROR_TYPE_ERROR, - "Failed to execute deposit iteration!\n"); - GNUNET_free_non_null (au->additional_rows); - GNUNET_free (au); - db_plugin->rollback (db_plugin->cls, - session); - *global_ret = GNUNET_SYSERR; - return; - } - /* Round to the unit supported by the wire transfer method */ - GNUNET_assert (GNUNET_SYSERR != - wire_plugin->amount_round (wire_plugin->cls, - &au->total_amount)); - /* Check if after rounding down, we still have an amount to transfer */ - if ( (0 == au->total_amount.value) && - (0 == au->total_amount.fraction) ) - { - /* Rollback ongoing transaction, as we will not use the respective - WTID and thus need to remove the tracking data */ - db_plugin->rollback (db_plugin->cls, - session); - /* Start another transaction to mark all* of the selected deposits - *as minor! */ - if (GNUNET_OK != - db_plugin->start (db_plugin->cls, - session)) - { - GNUNET_log (GNUNET_ERROR_TYPE_ERROR, - "Failed to start database transaction!\n"); - *global_ret = GNUNET_SYSERR; - GNUNET_free_non_null (au->additional_rows); - GNUNET_free (au); - return; - } - /* Mark transactions by row_id as minor */ - ret = GNUNET_OK; - if (GNUNET_OK != - db_plugin->mark_deposit_tiny (db_plugin->cls, - session, - au->row_id)) - ret = GNUNET_SYSERR; - else - for (i=0;i<au->rows_offset;i++) - if (GNUNET_OK != - db_plugin->mark_deposit_tiny (db_plugin->cls, - session, - au->additional_rows[i])) - ret = GNUNET_SYSERR; - /* commit */ - if (GNUNET_OK != - db_plugin->commit (db_plugin->cls, - session)) - { - GNUNET_log (GNUNET_ERROR_TYPE_WARNING, - "Failed to commit database transaction!\n"); - } - GNUNET_free_non_null (au->additional_rows); - GNUNET_free (au); - /* start again */ - task = GNUNET_SCHEDULER_add_now (&run_aggregation, - global_ret); - return; - } - au->global_ret = global_ret; - au->ph = wire_plugin->prepare_wire_transfer (wire_plugin->cls, - au->wire, - &au->total_amount, - &au->wtid, - &prepare_cb, - au); - /* FIXME: currently we have no clean-up plan on - shutdown to call prepare_wire_transfer_cancel! - Maybe make 'au' global? */ - if (NULL == au->ph) - { - GNUNET_break (0); /* why? how to best recover? */ - db_plugin->rollback (db_plugin->cls, - session); - GNUNET_free_non_null (au->additional_rows); - GNUNET_free (au); - /* start again */ - task = GNUNET_SCHEDULER_add_now (&run_aggregation, - global_ret); - return; - } - /* otherwise we continue with #prepare_cb(), see below */ -} - - -/** - * Execute the wire transfers that we have committed to - * do. - * - * @param cls pointer to an `int` which we will return from main() - * @param tc scheduler context - */ -static void -run_transfers (void *cls, - const struct GNUNET_SCHEDULER_TaskContext *tc); - - -/** - * Function to be called with the prepared transfer data. - * - * @param cls closure with the `struct AggregationUnit` - * @param buf transaction data to persist, NULL on error - * @param buf_size number of bytes in @a buf, 0 on error - */ -static void -prepare_cb (void *cls, - const char *buf, - size_t buf_size) -{ - struct AggregationUnit *au = cls; - int *global_ret = au->global_ret; - struct TALER_MINTDB_Session *session = au->session; - - GNUNET_free_non_null (au->additional_rows); - GNUNET_free (au); - if (NULL == buf) - { - GNUNET_break (0); /* why? how to best recover? */ - db_plugin->rollback (db_plugin->cls, - session); - /* start again */ - task = GNUNET_SCHEDULER_add_now (&run_aggregation, - global_ret); - return; - } - - /* Commit our intention to execute the wire transfer! */ - if (GNUNET_OK != - db_plugin->wire_prepare_data_insert (db_plugin->cls, - session, - mint_wireformat, - buf, - buf_size)) - { - GNUNET_break (0); /* why? how to best recover? */ - db_plugin->rollback (db_plugin->cls, - session); - /* start again */ - task = GNUNET_SCHEDULER_add_now (&run_aggregation, - global_ret); - return; - } - - /* Now we can finally commit the overall transaction, as we are - again consistent if all of this passes. */ - if (GNUNET_OK != - db_plugin->commit (db_plugin->cls, - session)) - { - GNUNET_log (GNUNET_ERROR_TYPE_INFO, - "Failed to commit database transaction!\n"); - /* try again */ - task = GNUNET_SCHEDULER_add_now (&run_aggregation, - global_ret); - return; - } - - /* run alternative task: actually do wire transfer! */ - task = GNUNET_SCHEDULER_add_now (&run_transfers, - &global_ret); -} - - -/** - * Data we keep to #run_transfers(). - */ -struct WirePrepareData -{ - - /** - * Database session for all of our transactions. - */ - struct TALER_MINTDB_Session *session; - - /** - * Wire execution handle. - */ - struct TALER_WIRE_ExecuteHandle *eh; - - /** - * Pointer to global return value. Closure for #run(). - */ - int *global_ret; - - - /** - * Row ID of the transfer. - */ - unsigned long long row_id; - -}; - - -/** - * Function called with the result from the execute step. - * - * @param cls closure with the `struct WirePrepareData` - * @param success #GNUNET_OK on success, #GNUNET_SYSERR on failure - * @param emsg NULL on success, otherwise an error message - */ -static void -wire_confirm_cb (void *cls, - int success, - const char *emsg) -{ - struct WirePrepareData *wpd = cls; - int *global_ret = wpd->global_ret; - struct TALER_MINTDB_Session *session = wpd->session; - - wpd->eh = NULL; - if (GNUNET_SYSERR == success) - { - GNUNET_log (GNUNET_ERROR_TYPE_ERROR, - "Wire transaction failed: %s\n", - emsg); - db_plugin->rollback (db_plugin->cls, - session); - *global_ret = GNUNET_SYSERR; - GNUNET_free (wpd); - return; - } - if (GNUNET_OK != - db_plugin->wire_prepare_data_mark_finished (db_plugin->cls, - session, - wpd->row_id)) - { - GNUNET_break (0); /* why!? */ - db_plugin->rollback (db_plugin->cls, - session); - *global_ret = GNUNET_SYSERR; - GNUNET_free (wpd); - return; - } - GNUNET_free (wpd); - if (GNUNET_OK != - db_plugin->commit (db_plugin->cls, - session)) - { - GNUNET_log (GNUNET_ERROR_TYPE_INFO, - "Failed to commit database transaction!\n"); - /* try again */ - task = GNUNET_SCHEDULER_add_now (&run_aggregation, - global_ret); - return; - } - /* continue with #run_transfers(), just to guard - against the unlikely case that there are more. */ - task = GNUNET_SCHEDULER_add_now (&run_transfers, - &global_ret); - -} - - -/** - * Callback with data about a prepared transaction. - * - * @param cls closure with the `struct WirePrepareData` - * @param rowid row identifier used to mark prepared transaction as done - * @param buf transaction data that was persisted, NULL on error - * @param buf_size number of bytes in @a buf, 0 on error - */ -static void -wire_prepare_cb (void *cls, - unsigned long long rowid, - const char *buf, - size_t buf_size) -{ - struct WirePrepareData *wpd = cls; - int *global_ret = wpd->global_ret; - - wpd->row_id = rowid; - wpd->eh = wire_plugin->execute_wire_transfer (wire_plugin->cls, - buf, - buf_size, - &wire_confirm_cb, - wpd); - /* FIXME: currently we have no clean-up plan on - shutdown to call execute_wire_transfer_cancel! - Maybe make 'wpd' global? */ - if (NULL == wpd->eh) - { - GNUNET_break (0); /* why? how to best recover? */ - db_plugin->rollback (db_plugin->cls, - wpd->session); - *global_ret = GNUNET_SYSERR; - GNUNET_free (wpd); - return; - } -} - - -/** - * Execute the wire transfers that we have committed to - * do. - * - * @param cls pointer to an `int` which we will return from main() - * @param tc scheduler context - */ -static void -run_transfers (void *cls, - const struct GNUNET_SCHEDULER_TaskContext *tc) -{ - int *global_ret = cls; - int ret; - struct WirePrepareData *wpd; - struct TALER_MINTDB_Session *session; - - if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN)) - return; - if (NULL == (session = db_plugin->get_session (db_plugin->cls, - GNUNET_NO))) - { - GNUNET_log (GNUNET_ERROR_TYPE_ERROR, - "Failed to obtain database session!\n"); - *global_ret = GNUNET_SYSERR; - return; - } - if (GNUNET_OK != - db_plugin->start (db_plugin->cls, - session)) - { - GNUNET_log (GNUNET_ERROR_TYPE_ERROR, - "Failed to start database transaction!\n"); - *global_ret = GNUNET_SYSERR; - return; - } - wpd = GNUNET_new (struct WirePrepareData); - wpd->session = session; - wpd->global_ret = global_ret; - ret = db_plugin->wire_prepare_data_get (db_plugin->cls, - session, - mint_wireformat, - &wire_prepare_cb, - wpd); - if (GNUNET_SYSERR == ret) - { - GNUNET_break (0); /* why? how to best recover? */ - db_plugin->rollback (db_plugin->cls, - session); - *global_ret = GNUNET_SYSERR; - GNUNET_free (wpd); - return; - } - if (GNUNET_NO == ret) - { - /* no more prepared wire transfers, go back to aggregation! */ - db_plugin->rollback (db_plugin->cls, - session); - task = GNUNET_SCHEDULER_add_now (&run_aggregation, - global_ret); - GNUNET_free (wpd); - return; - } - /* otherwise, continues in #wire_prepare_cb() */ -} - - -/** - * The main function of the taler-mint-httpd server ("the mint"). - * - * @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 const struct GNUNET_GETOPT_CommandLineOption options[] = { - {'d', "mint-dir", "DIR", - "mint directory with configuration and keys for operating the mint", 1, - &GNUNET_GETOPT_set_filename, &mint_directory}, - {'f', "format", "WIREFORMAT", - "wireformat to use, overrides WIREFORMAT option in [mint] section", 1, - &GNUNET_GETOPT_set_filename, &mint_wireformat}, - TALER_GETOPT_OPTION_HELP ("background process that aggregates and executes wire transfers to merchants"), - GNUNET_GETOPT_OPTION_VERSION (VERSION "-" VCS_VERSION), - GNUNET_GETOPT_OPTION_END - }; - int ret = GNUNET_OK; - - GNUNET_assert (GNUNET_OK == - GNUNET_log_setup ("taler-mint-aggregator", - "INFO", - NULL)); - if (0 >= - GNUNET_GETOPT_run ("taler-mint-aggregator", - options, - argc, argv)) - return 1; - if (NULL == mint_directory) - { - fprintf (stderr, - "Mint directory not specified\n"); - return 1; - } - if (GNUNET_OK != - mint_serve_process_config (mint_directory)) - { - return 1; - } - - GNUNET_SCHEDULER_run (&run_transfers, &ret); - - TALER_MINTDB_plugin_unload (db_plugin); - TALER_WIRE_plugin_unload (wire_plugin); - return (GNUNET_SYSERR == ret) ? 1 : 0; -} - -/* end of taler-mint-aggregator.c */ |