diff options
Diffstat (limited to 'src/benchmark/taler-exchange-benchmark.c')
| -rw-r--r-- | src/benchmark/taler-exchange-benchmark.c | 119 |
1 files changed, 108 insertions, 11 deletions
diff --git a/src/benchmark/taler-exchange-benchmark.c b/src/benchmark/taler-exchange-benchmark.c index 53c49df80..d9c0a3f1c 100644 --- a/src/benchmark/taler-exchange-benchmark.c +++ b/src/benchmark/taler-exchange-benchmark.c @@ -75,7 +75,7 @@ struct Coin { * use. Otherwise, this will be set (by the interpreter) to the * denomination PK matching @e amount. */ - struct TALER_EXCHANGE_DenomPublicKey *pk; + const struct TALER_EXCHANGE_DenomPublicKey *pk; /** * Set (by the interpreter) to the exchange's signature over the @@ -103,6 +103,16 @@ struct Coin { */ struct TALER_EXCHANGE_DepositHandle *dh; + /** + * Refresh melt handle + */ + struct TALER_EXCHANGE_RefreshMeltHandle *rmh; + + /** + * Refresh reveal handle + */ + struct TALER_EXCHANGE_RefreshRevealHandle *rrh; + }; /** @@ -174,16 +184,33 @@ static struct TALER_MerchantPrivateKeyP merchant_priv; #define COINS_PER_RESERVE 12 /** + * Used currency (to be preferably gotten via config file, together + * exchange URI and other needed values) + */ +#define CURRENCY "KUDOS" + + +/** * Large enough value to allow having 12 coins per reserve without parsing * /keys in the first place */ -#define RESERVE_AMOUNT "PUDOS:1000" +#define RESERVE_AMOUNT CURRENCY":1000" /** * Probability a coin can be spent */ #define SPEND_PROBABILITY 0.1 +/** + * Probability a coin can be refreshed + */ +#define REFRESH_PROBABILITY 0.1 + +/** + * Refreshed once. For each batch of deposits, only one + * coin will be refreshed, according to #REFRESH_PROBABILITY + */ +static unsigned int refreshed_once = GNUNET_NO; static unsigned int eval_probability (float probability) @@ -217,6 +244,60 @@ fail (const char *msg) /** + * Find denomination key matching the given amount. + * + * @param keys array of keys to search + * @param amount coin value to look for + * @return NULL if no matching key was found + */ +static const struct TALER_EXCHANGE_DenomPublicKey * +find_pk (const struct TALER_EXCHANGE_Keys *keys, + const struct TALER_Amount *amount) +{ + unsigned int i; + struct GNUNET_TIME_Absolute now; + struct TALER_EXCHANGE_DenomPublicKey *pk; + char *str; + + now = GNUNET_TIME_absolute_get (); + for (i=0;i<keys->num_denom_keys;i++) + { + pk = &keys->denom_keys[i]; + if ( (0 == TALER_amount_cmp (amount, + &pk->value)) && + (now.abs_value_us >= pk->valid_from.abs_value_us) && + (now.abs_value_us < pk->withdraw_valid_until.abs_value_us) ) + return pk; + } + /* do 2nd pass to check if expiration times are to blame for failure */ + str = TALER_amount_to_string (amount); + for (i=0;i<keys->num_denom_keys;i++) + { + pk = &keys->denom_keys[i]; + if ( (0 == TALER_amount_cmp (amount, + &pk->value)) && + ( (now.abs_value_us < pk->valid_from.abs_value_us) || + (now.abs_value_us > pk->withdraw_valid_until.abs_value_us) ) ) + { + GNUNET_log (GNUNET_ERROR_TYPE_WARNING, + "Have denomination key for `%s', but with wrong expiration range %llu vs [%llu,%llu)\n", + str, + (unsigned long long) now.abs_value_us, + (unsigned long long) pk->valid_from.abs_value_us, + (unsigned long long) pk->withdraw_valid_until.abs_value_us); + GNUNET_free (str); + return NULL; + } + } + GNUNET_log (GNUNET_ERROR_TYPE_WARNING, + "No denomination key for amount %s found\n", + str); + GNUNET_free (str); + return NULL; +} + + +/** * Function called with the result of a /deposit operation. * * @param cls closure with the interpreter state @@ -243,6 +324,13 @@ deposit_cb (void *cls, GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Coin #%d correctly spent!\n", coin_index); GNUNET_array_append (spent_coins, spent_coins_size, coin_index); spent_coins_size++; + if (GNUNET_YES == eval_probability (REFRESH_PROBABILITY) + && GNUNET_NO == refreshed_once) + { + /* TODO: all the refresh logic here */ + refreshed_once = GNUNET_YES; + + } } /** @@ -296,7 +384,7 @@ reserve_withdraw_cb (void *cls, GNUNET_TIME_round_abs (×tamp); GNUNET_TIME_round_abs (&wire_deadline); GNUNET_TIME_round_abs (&refund_deadline); - GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Spending %d-th coin\n", coin_index); + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Spending %d-th coin\n", coin_index); TALER_amount_subtract (&amount, &coins[coin_index].pk->value, &coins[coin_index].pk->fee_deposit); @@ -357,6 +445,7 @@ reserve_withdraw_cb (void *cls, /** * Function called upon completion of our /admin/add/incoming request. + * Its duty is withdrawing coins on the freshly created reserve. * * @param cls closure with the interpreter state * @param http_status HTTP response code, #MHD_HTTP_OK (200) for successful status request @@ -372,6 +461,7 @@ add_incoming_cb (void *cls, struct GNUNET_CRYPTO_EddsaPrivateKey *coin_priv; unsigned int i; unsigned int coin_index; + struct TALER_Amount amount; GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "/admin/add/incoming callback called on %d-th reserve\n", @@ -386,8 +476,8 @@ add_incoming_cb (void *cls, coin_index = reserve_index * COINS_PER_RESERVE + i; coins[coin_index].coin_priv.eddsa_priv = *coin_priv; coins[coin_index].reserve_index = reserve_index; - /* Just pick the first denom key (the reserve is rich enough) */ - coins[coin_index].pk = &keys->denom_keys[0]; + TALER_string_to_amount (CURRENCY":5", &amount); + GNUNET_assert (NULL != (coins[coin_index].pk = find_pk (keys, &amount))); GNUNET_free (coin_priv); coins[coin_index].wsh = TALER_EXCHANGE_reserve_withdraw (exchange, @@ -402,7 +492,7 @@ add_incoming_cb (void *cls, /** - * Run the main interpreter loop that performs exchange operations. + * Benchmark runner. * * @param cls closure for benchmark_run() */ @@ -447,7 +537,6 @@ benchmark_run (void *cls) coins = GNUNET_new_array (COINS_PER_RESERVE * nreserves, struct Coin); - /* reserves */ for (i=0;i < nreserves && 0 < nreserves;i++) { priv = GNUNET_CRYPTO_eddsa_key_create (); @@ -502,7 +591,6 @@ cert_cb (void *cls, _keys->num_denom_keys); #undef ERR - /* run actual tests via interpreter-loop */ GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Certificate callback invoked, invoking benchmark_run()\n"); keys = _keys; @@ -512,7 +600,7 @@ cert_cb (void *cls, /** - * Function run when the test terminates (good or bad). + * Function run when the benchmark terminates (good or bad). * Cleans up our state. * * @param cls the interpreter state. @@ -551,6 +639,17 @@ do_shutdown (void *cls) TALER_EXCHANGE_deposit_cancel(coins[i].dh); coins[i].dh = NULL; } + if (NULL != coins[i].rmh) + { + TALER_EXCHANGE_refresh_melt_cancel(coins[i].rmh); + coins[i].rmh = NULL; + } + if (NULL != coins[i].rrh) + { + TALER_EXCHANGE_refresh_reveal_cancel(coins[i].rrh); + coins[i].rmh = NULL; + } + } GNUNET_free_non_null (reserves); @@ -572,8 +671,6 @@ do_shutdown (void *cls) GNUNET_CURL_gnunet_rc_destroy (rc); rc = NULL; } - - } |