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-rw-r--r--src/exchangedb/perf_taler_exchangedb_interpreter.c18
-rw-r--r--src/exchangedb/plugin_exchangedb_postgres.c117
-rw-r--r--src/exchangedb/test_exchangedb.c4
3 files changed, 52 insertions, 87 deletions
diff --git a/src/exchangedb/perf_taler_exchangedb_interpreter.c b/src/exchangedb/perf_taler_exchangedb_interpreter.c
index b5845411e..5e5c6a399 100644
--- a/src/exchangedb/perf_taler_exchangedb_interpreter.c
+++ b/src/exchangedb/perf_taler_exchangedb_interpreter.c
@@ -1496,31 +1496,31 @@ interpret (struct PERF_TALER_EXCHANGEDB_interpreter_state *state)
case PERF_TALER_EXCHANGEDB_CMD_INSERT_WITHDRAW:
{
unsigned int coin_index;
- int ret;
+ enum GNUNET_DB_QueryStatus qs;
struct PERF_TALER_EXCHANGEDB_Coin *coin;
coin_index = state->cmd[state->i].details.insert_withdraw.index_coin;
coin = state->cmd[coin_index].exposed.data.coin;
- ret = state->plugin->insert_withdraw_info (state->plugin->cls,
+ qs = state->plugin->insert_withdraw_info (state->plugin->cls,
state->session,
&coin->blind);
- GNUNET_assert (GNUNET_SYSERR != ret);
+ GNUNET_assert (GNUNET_DB_STATUS_SUCCESS_ONE_RESULT == qs);
}
break;
case PERF_TALER_EXCHANGEDB_CMD_GET_WITHDRAW:
{
unsigned int source_index;
- int ret;
+ enum GNUNET_DB_QueryStatus qs;
struct PERF_TALER_EXCHANGEDB_Data *data;
source_index = state->cmd[state->i].details.get_denomination.index_denom;
data = &state->cmd[source_index].exposed;
- ret = state->plugin->get_withdraw_info (state->plugin->cls,
- state->session,
- &data->data.coin->blind.h_coin_envelope,
- &data->data.coin->blind);
- GNUNET_assert (GNUNET_SYSERR != ret);
+ qs = state->plugin->get_withdraw_info (state->plugin->cls,
+ state->session,
+ &data->data.coin->blind.h_coin_envelope,
+ &data->data.coin->blind);
+ GNUNET_assert (GNUNET_DB_STATUS_SUCCESS_ONE_RESULT == qs);
}
break;
diff --git a/src/exchangedb/plugin_exchangedb_postgres.c b/src/exchangedb/plugin_exchangedb_postgres.c
index 0f18ef587..41b5f720d 100644
--- a/src/exchangedb/plugin_exchangedb_postgres.c
+++ b/src/exchangedb/plugin_exchangedb_postgres.c
@@ -2242,70 +2242,39 @@ postgres_get_latest_reserve_in_reference (void *cls,
* `h_coin_envelope` in the @a collectable to be returned)
* @param collectable corresponding collectable coin (blind signature)
* if a coin is found
- * @return #GNUNET_SYSERR on internal error
- * #GNUNET_NO if the collectable was not found
- * #GNUNET_YES on success
+ * @return statement execution status
*/
-static int
+static enum GNUNET_DB_QueryStatus
postgres_get_withdraw_info (void *cls,
struct TALER_EXCHANGEDB_Session *session,
const struct GNUNET_HashCode *h_blind,
struct TALER_EXCHANGEDB_CollectableBlindcoin *collectable)
{
- PGresult *result;
struct GNUNET_PQ_QueryParam params[] = {
GNUNET_PQ_query_param_auto_from_type (h_blind),
GNUNET_PQ_query_param_end
};
- int ret;
-
- ret = GNUNET_SYSERR;
- result = GNUNET_PQ_exec_prepared (session->conn,
- "get_withdraw_info",
- params);
-
- if (PGRES_TUPLES_OK != PQresultStatus (result))
- {
- QUERY_ERR (result, session->conn);
- goto cleanup;
- }
- if (0 == PQntuples (result))
- {
- ret = GNUNET_NO;
- goto cleanup;
- }
- {
- struct GNUNET_PQ_ResultSpec rs[] = {
- GNUNET_PQ_result_spec_rsa_public_key ("denom_pub",
- &collectable->denom_pub.rsa_public_key),
- GNUNET_PQ_result_spec_rsa_signature ("denom_sig",
- &collectable->sig.rsa_signature),
- GNUNET_PQ_result_spec_auto_from_type ("reserve_sig",
- &collectable->reserve_sig),
- GNUNET_PQ_result_spec_auto_from_type ("reserve_pub",
- &collectable->reserve_pub),
- TALER_PQ_result_spec_amount ("amount_with_fee",
- &collectable->amount_with_fee),
- TALER_PQ_result_spec_amount ("fee_withdraw",
- &collectable->withdraw_fee),
- GNUNET_PQ_result_spec_end
- };
+ struct GNUNET_PQ_ResultSpec rs[] = {
+ GNUNET_PQ_result_spec_rsa_public_key ("denom_pub",
+ &collectable->denom_pub.rsa_public_key),
+ GNUNET_PQ_result_spec_rsa_signature ("denom_sig",
+ &collectable->sig.rsa_signature),
+ GNUNET_PQ_result_spec_auto_from_type ("reserve_sig",
+ &collectable->reserve_sig),
+ GNUNET_PQ_result_spec_auto_from_type ("reserve_pub",
+ &collectable->reserve_pub),
+ TALER_PQ_result_spec_amount ("amount_with_fee",
+ &collectable->amount_with_fee),
+ TALER_PQ_result_spec_amount ("fee_withdraw",
+ &collectable->withdraw_fee),
+ GNUNET_PQ_result_spec_end
+ };
- if (GNUNET_OK !=
- GNUNET_PQ_extract_result (result,
- rs,
- 0))
- {
- GNUNET_break (0);
- goto cleanup;
- }
- }
collectable->h_coin_envelope = *h_blind;
- ret = GNUNET_YES;
-
- cleanup:
- PQclear (result);
- return ret;
+ return GNUNET_PQ_eval_prepared_singleton_select (session->conn,
+ "get_withdraw_info",
+ params,
+ rs);
}
@@ -2317,17 +2286,14 @@ postgres_get_withdraw_info (void *cls,
* @param session database connection to use
* @param collectable corresponding collectable coin (blind signature)
* if a coin is found
- * @return #GNUNET_SYSERR on internal error
- * #GNUNET_NO if we failed but should retry the transaction
- * #GNUNET_YES on success
+ * @return query execution status
*/
-static int
+static enum GNUNET_DB_QueryStatus
postgres_insert_withdraw_info (void *cls,
struct TALER_EXCHANGEDB_Session *session,
const struct TALER_EXCHANGEDB_CollectableBlindcoin *collectable)
{
struct PostgresClosure *pg = cls;
- PGresult *result;
struct TALER_EXCHANGEDB_Reserve reserve;
struct GNUNET_HashCode denom_pub_hash;
struct GNUNET_TIME_Absolute now;
@@ -2347,28 +2313,27 @@ postgres_insert_withdraw_info (void *cls,
now = GNUNET_TIME_absolute_get ();
GNUNET_CRYPTO_rsa_public_key_hash (collectable->denom_pub.rsa_public_key,
&denom_pub_hash);
- result = GNUNET_PQ_exec_prepared (session->conn,
- "insert_withdraw_info",
- params);
- if (PGRES_COMMAND_OK != PQresultStatus (result))
+ qs = GNUNET_PQ_eval_prepared_non_select (session->conn,
+ "insert_withdraw_info",
+ params);
+ if (GNUNET_DB_STATUS_SUCCESS_ONE_RESULT != qs)
{
- QUERY_ERR (result, session->conn);
- PQclear (result);
- return GNUNET_SYSERR;
+ GNUNET_break (GNUNET_DB_STATUS_SOFT_ERROR == qs);
+ return qs;
}
- PQclear (result);
/* update reserve balance */
reserve.pub = collectable->reserve_pub;
if (GNUNET_DB_STATUS_SUCCESS_ONE_RESULT !=
- postgres_reserve_get (cls,
- session,
- &reserve))
+ (qs = postgres_reserve_get (cls,
+ session,
+ &reserve)))
{
- /* FIXME: #5010 */
/* Should have been checked before we got here... */
- GNUNET_break (0);
- return GNUNET_SYSERR;
+ GNUNET_break (GNUNET_DB_STATUS_SOFT_ERROR == qs);
+ if (GNUNET_DB_STATUS_SUCCESS_NO_RESULTS == qs)
+ qs = GNUNET_DB_STATUS_HARD_ERROR;
+ return qs;
}
if (GNUNET_SYSERR ==
TALER_amount_subtract (&reserve.balance,
@@ -2381,7 +2346,7 @@ postgres_insert_withdraw_info (void *cls,
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"Withdrawal from reserve `%s' refused due to balance missmatch. Retrying.\n",
TALER_B2S (&collectable->reserve_pub));
- return GNUNET_NO;
+ return GNUNET_DB_STATUS_SOFT_ERROR;
}
expiry = GNUNET_TIME_absolute_add (now,
pg->idle_reserve_expiration_time);
@@ -2390,13 +2355,13 @@ postgres_insert_withdraw_info (void *cls,
qs = reserves_update (cls,
session,
&reserve);
- if (0 >= qs)
+ GNUNET_break (GNUNET_DB_STATUS_HARD_ERROR != qs);
+ if (GNUNET_DB_STATUS_SUCCESS_NO_RESULTS == qs)
{
GNUNET_break (0);
-
- return GNUNET_SYSERR;
+ qs = GNUNET_DB_STATUS_HARD_ERROR;
}
- return GNUNET_OK;
+ return qs;
}
diff --git a/src/exchangedb/test_exchangedb.c b/src/exchangedb/test_exchangedb.c
index 8c7e4b9c8..ac1301d44 100644
--- a/src/exchangedb/test_exchangedb.c
+++ b/src/exchangedb/test_exchangedb.c
@@ -1584,7 +1584,7 @@ run (void *cls)
cbc.amount_with_fee = value;
GNUNET_assert (GNUNET_OK ==
TALER_amount_get_zero (CURRENCY, &cbc.withdraw_fee));
- FAILIF (GNUNET_OK !=
+ FAILIF (GNUNET_DB_STATUS_SUCCESS_ONE_RESULT !=
plugin->insert_withdraw_info (plugin->cls,
session,
&cbc));
@@ -1604,7 +1604,7 @@ run (void *cls)
&reserve_pub2,
sizeof (reserve_pub)));
- FAILIF (GNUNET_YES !=
+ FAILIF (GNUNET_DB_STATUS_SUCCESS_ONE_RESULT !=
plugin->get_withdraw_info (plugin->cls,
session,
&cbc.h_coin_envelope,