diff options
Diffstat (limited to 'src/benchmark/taler-exchange-benchmark.c')
-rw-r--r-- | src/benchmark/taler-exchange-benchmark.c | 137 |
1 files changed, 80 insertions, 57 deletions
diff --git a/src/benchmark/taler-exchange-benchmark.c b/src/benchmark/taler-exchange-benchmark.c index c47b352b8..93df0ae0d 100644 --- a/src/benchmark/taler-exchange-benchmark.c +++ b/src/benchmark/taler-exchange-benchmark.c @@ -52,12 +52,11 @@ static unsigned int nreserves; /** * How many coins are in `coins` array. This is needed - * as the number of coins is not always nreserves * COINS_PER_RESERVE + * as the number of coins is not always nreserves * COINS_PER_RESERVE * due to refresh operations */ unsigned int ncoins; - /** * Bank details of who creates reserves */ @@ -87,6 +86,11 @@ struct RefreshRevealCls { * Which coin in the list are we melting */ unsigned int coin_index; + + /** + * Array of denominations expected to get from melt + */ + struct TALER_Amount *denoms; }; /** @@ -168,6 +172,12 @@ struct Coin { unsigned int refresh; /** + * If the coin has to be refreshed, this value indicates + * how much is left on this coin + */ + struct TALER_Amount left; + + /** * Refresh melt handle */ struct TALER_EXCHANGE_RefreshMeltHandle *rmh; @@ -179,7 +189,6 @@ struct Coin { }; - /** * Handle to the exchange's process */ @@ -216,16 +225,6 @@ static struct Reserve *reserves; static struct Coin *coins; /** - * Indices of spent coins - */ -static unsigned int *spent_coins; - -/** - * Current number of spent coins - */ -static unsigned int spent_coins_size = 0; - -/** * Transaction id counter, used in /deposit's */ static unsigned int transaction_id = 0; @@ -412,29 +411,31 @@ reveal_cb (void *cls, return; } else + { GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Coin #%d revealed!\n", rrcls->coin_index); + coins[rrcls->coin_index].left.value = 0; + } + keys = TALER_EXCHANGE_get_keys (exchange); for (i=0; i<num_coins; i++) { struct Coin fresh_coin; - struct TALER_Amount amount; - char *refresh_denom; - - GNUNET_asprintf (&refresh_denom, - "%s:%s", - currency, - refresh_denoms[i]); + char *revealed_str; + + revealed_str = TALER_amount_to_string (&rrcls->denoms[i]); + GNUNET_log (GNUNET_ERROR_TYPE_INFO, + "revealing %s " + "# of coins after refresh: %d\n", + revealed_str, + ncoins); + + GNUNET_free (revealed_str); fresh_coin.reserve_index = coins[rrcls->coin_index].reserve_index; - TALER_string_to_amount (refresh_denom, &amount); - GNUNET_free (refresh_denom); - fresh_coin.pk = find_pk (keys, &amount); + fresh_coin.pk = find_pk (keys, &rrcls->denoms[i]); fresh_coin.sig = sigs[i]; GNUNET_array_append (coins, ncoins, fresh_coin); - GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, - "# of coins after refresh: %d\n", - ncoins); } GNUNET_free (rrcls); } @@ -457,8 +458,8 @@ melt_cb (void *cls, const struct TALER_ExchangePublicKeyP *exchange_pub, const json_t *full_response) { + /* free'd in `reveal_cb` */ struct RefreshRevealCls *rrcls = cls; - /* FIXME to be freed */ coins[rrcls->coin_index].rmh = NULL; if (MHD_HTTP_OK != http_status) @@ -467,12 +468,13 @@ melt_cb (void *cls, fail ("Coin not correctly melted!\n"); return; } + coins[rrcls->coin_index].rrh = TALER_EXCHANGE_refresh_reveal (exchange, rrcls->blob_size, rrcls->blob, noreveal_index, - reveal_cb, + &reveal_cb, rrcls); } @@ -519,30 +521,52 @@ deposit_cb (void *cls, fail ("At least one coin has not been deposited, status: %d\n"); return; } - 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++; + GNUNET_log (GNUNET_ERROR_TYPE_INFO, + "Coin #%d correctly spent!\n", + coin_index); if (GNUNET_YES == coins[coin_index].refresh) { - struct TALER_Amount melt_amount; struct RefreshRevealCls *rrcls; - - TALER_amount_get_zero (currency, &melt_amount); - melt_amount.value = 7; char *blob; size_t blob_size; - + const struct TALER_EXCHANGE_Keys *keys; + struct TALER_Amount *denoms = NULL; + struct TALER_EXCHANGE_DenomPublicKey *dpks = NULL; + const struct TALER_EXCHANGE_DenomPublicKey *curr_dpk; + struct TALER_Amount curr; + unsigned int ndenoms = 0; + unsigned int ndenoms2 = 0; + unsigned long long acc_value; + + TALER_amount_get_zero (currency, &curr); + curr.value = COIN_VALUE >> 1; + acc_value = 0; + + keys = TALER_EXCHANGE_get_keys (exchange); + for (; curr.value > 0; curr.value = curr.value >> 1) + { + if (acc_value + curr.value <= coins[coin_index].left.value) + { + GNUNET_array_append (denoms, ndenoms, curr); + GNUNET_assert (NULL != (curr_dpk = find_pk (keys, &curr))); + GNUNET_array_append (dpks, ndenoms2, *curr_dpk); + acc_value += curr.value; + } + } + GNUNET_log (GNUNET_ERROR_TYPE_INFO, + "# of coins to get in melt: %d\n", + ndenoms2); blob = TALER_EXCHANGE_refresh_prepare (&coins[coin_index].coin_priv, - &melt_amount, + &coins[coin_index].left, &coins[coin_index].sig, coins[coin_index].pk, GNUNET_YES, - refresh_pk_len, - refresh_pk, + ndenoms2, + dpks, &blob_size); if (NULL == blob) { - fail ("Failed to prepare refresh"); + fail ("Failed to prepare refresh\n"); return; } GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, @@ -550,14 +574,11 @@ deposit_cb (void *cls, (unsigned int) blob_size); refreshed_once = GNUNET_YES; - GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, - "# of coins to get in melt: %d\n", - refresh_pk_len); rrcls = GNUNET_new (struct RefreshRevealCls); rrcls->blob = blob; rrcls->blob_size = blob_size; rrcls->coin_index = coin_index; - + rrcls->denoms = denoms; coins[coin_index].rmh = TALER_EXCHANGE_refresh_melt (exchange, blob_size, blob, @@ -589,7 +610,8 @@ deposit_cb (void *cls, /** * Function called upon completion of our /reserve/withdraw request. - * This is merely the function which spends withdrawn coins + * This is merely the function which spends withdrawn coins. For each + * spent coin, ti either refresh it or re-withdraw it. * * @param cls closure with the interpreter state * @param http_status HTTP response code, #MHD_HTTP_OK (200) for successful status request @@ -613,7 +635,7 @@ reserve_withdraw_cb (void *cls, fail ("At least one coin has not correctly been withdrawn\n"); return; } - GNUNET_log (GNUNET_ERROR_TYPE_INFO, + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "%d-th coin withdrawn\n", coin_index); coins[coin_index].sig.rsa_signature = @@ -646,18 +668,20 @@ reserve_withdraw_cb (void *cls, if (GNUNET_YES == eval_probability (REFRESH_PROBABILITY) && GNUNET_NO == refreshed_once) { + /** + * Always spending 1 out of 8 KUDOS. To be improved by randomly + * picking the spent amount + */ struct TALER_Amount one; TALER_amount_get_zero (currency, &one); one.value = 1; - /** - * If the coin is going to be refreshed, only 1 unit - * of currency will be spent, since 4 units are going - * to be refreshed - */ TALER_amount_subtract (&amount, &one, &coins[coin_index].pk->fee_deposit); + TALER_amount_subtract (&coins[coin_index].left, + &coins[coin_index].pk->value, + &one); coins[coin_index].refresh = GNUNET_YES; refreshed_once = GNUNET_YES; } @@ -826,6 +850,7 @@ benchmark_run (void *cls) &reserve_pub.eddsa_pub); reserves[i].aih = TALER_EXCHANGE_admin_add_incoming (exchange, + "http://localhost:18080/", &reserve_pub, &reserve_amount, execution_date, @@ -837,6 +862,9 @@ benchmark_run (void *cls) json_decref (transfer_details); } json_decref (sender_details); + sender_details = NULL; + transfer_details = NULL; + GNUNET_log (GNUNET_ERROR_TYPE_INFO, "benchmark_run() returns\n"); } @@ -847,7 +875,7 @@ benchmark_run (void *cls) * since that is the only amount refreshed so far by the benchmark * * @param NULL-terminated array of value.fraction pairs - * @return GNUNET_OK if the array is correctly built, GNUNET_SYSERR + * @return #GNUNET_OK if the array is correctly built, #GNUNET_SYSERR * otherwise */ static unsigned int @@ -994,7 +1022,6 @@ do_shutdown (void *cls) GNUNET_free_non_null (reserves); GNUNET_free_non_null (coins); - GNUNET_free_non_null (spent_coins); GNUNET_free_non_null (currency); if (NULL != exchange) @@ -1085,10 +1112,6 @@ run (void *cls) NULL); GNUNET_CONFIGURATION_destroy (cfg); - GNUNET_array_append (spent_coins, - spent_coins_size, - 1); - spent_coins_size++; reserves = NULL; coins = NULL; ctx = GNUNET_CURL_init (&GNUNET_CURL_gnunet_scheduler_reschedule, |