From 6e6f0c48d556799766ab689b3e7ef37c234e05ba Mon Sep 17 00:00:00 2001 From: Christian Grothoff Date: Sun, 9 Aug 2015 14:55:38 +0200 Subject: [PATCH] implementing OC_REFRESH_MELT test command --- src/mint-lib/test_mint_api.c | 178 ++++++++++++++++++++++++++++++++--- 1 file changed, 163 insertions(+), 15 deletions(-) diff --git a/src/mint-lib/test_mint_api.c b/src/mint-lib/test_mint_api.c index 0bed31de9..1722b29b9 100644 --- a/src/mint-lib/test_mint_api.c +++ b/src/mint-lib/test_mint_api.c @@ -327,9 +327,9 @@ struct Command struct MeltDetails *melted_coins; /** - * Which reserves should we withdraw the fresh coins from? + * Denominations of the fresh coins to withdraw. */ - const char **reserve_references; + const char **fresh_amounts; /** * Melt handle while operation is running. @@ -825,7 +825,42 @@ deposit_cb (void *cls, is->ip++; is->task = GNUNET_SCHEDULER_add_now (&interpreter_run, is); +} + +/** + * Function called with the result of the /refresh/melt operation. + * + * @param cls closure with the interpreter state + * @param http_status HTTP response code, never #MHD_HTTP_OK (200) as for successful intermediate response this callback is skipped. + * 0 if the mint's reply is bogus (fails to follow the protocol) + * @param noreveal_index choice by the mint in the cut-and-choose protocol, + * UINT16_MAX on error + * @param full_response full response from the mint (for logging, in case of errors) + */ +static void +melt_cb (void *cls, + unsigned int http_status, + uint16_t noreveal_index, + json_t *full_response) +{ + struct InterpreterState *is = cls; + struct Command *cmd = &is->commands[is->ip]; + + cmd->details.refresh_melt.rmh = NULL; + if (cmd->expected_response_code != http_status) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Unexpected response code %u to command %s\n", + http_status, + cmd->label); + fail (is); + return; + } + cmd->details.refresh_melt.noreveal_index = noreveal_index; + is->ip++; + is->task = GNUNET_SCHEDULER_add_now (&interpreter_run, + is); } @@ -1164,9 +1199,86 @@ interpreter_run (void *cls, return; } case OC_REFRESH_MELT: - /* not implemented */ - GNUNET_break (0); - is->ip++; + { + unsigned int num_melted_coins; + unsigned int num_fresh_coins; + + cmd->details.refresh_melt.noreveal_index = UINT16_MAX; + for (num_melted_coins=0; + NULL != cmd->details.refresh_melt.melted_coins[num_melted_coins]; + num_melted_coins++) ; + for (num_fresh_coins=0; + NULL != cmd->details.refresh_melt.fresh_amounts[num_fresh_coins]; + num_fresh_coins++) ; + + { + struct TALER_CoinSpendPrivateKeyP melt_privs[num_melted_coins]; + struct TALER_Amount melt_amounts[num_melted_coins]; + struct TALER_DenominationSignature melt_sigs[num_melted_coins]; + struct TALER_MINT_DenomPublicKey melt_pks[num_melted_coins]; + struct TALER_MINT_DenomPublicKey fresh_pks[num_fresh_coins]; + unsigned int i; + + for (i=0;idetails.refresh_melt.melted_coins[i]; + ref = find_command (is, + md->coin_ref); + GNUNET_assert (NULL != ref); + GNUNET_assert (OC_WITHDRAW_SIGN == ref_cmd->oc); + + melt_privs[i] = ref->details.withdraw_sign.coin_priv; + if (GNUNET_OK != + TALER_string_to_amount (md->amount, + &melt_amounts[i])) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Failed to parse amount `%s' at %u\n", + md->amount, + is->ip); + fail (is); + return; + } + melt_sigs[i] = ref->details.withdraw_sign.sig; + melt_pks[i] = ref->details.withdraw_sign.pk; + } + for (i=0;ikeys, + cmd->details.refresh_melt.fresh_amounts[i]); + } + cmd->details.refresh_melt.refresh_data + = TALER_MINT_refresh_prepare (num_melted_coins, + melt_privs, + melt_amounts, + melt_sigs, + melt_pks, + GNUNET_YES, + num_fresh_coins, + fresh_pks, + &cmd->details.refresh_melt.refresh_data_length); + if (NULL == cmd->details.refresh_melt.refresh_data) + { + GNUNET_break (0); + fail (is); + return; + } + cmd->details.refresh_melt.rmh + = TALER_MINT_refresh_melt_execute (mint, + cmd->details.refresh_melt.refresh_data_length, + cmd->details.refresh_melt.refresh_data, + &melt_cb, + is); + if (NULL == cmd->details.refresh_melt.rmh) + { + GNUNET_break (0); + fail (is); + return; + } + trigger_context_task (); + return; + } + } break; case OC_REFRESH_REVEAL: /* not implemented */ @@ -1269,6 +1381,42 @@ do_shutdown (void *cls, cmd->details.deposit.dh = NULL; } break; + case OC_REFRESH_MELT: + if (NULL != cmd->details.refresh_melt.rmh) + { + GNUNET_log (GNUNET_ERROR_TYPE_WARNING, + "Command %u (%s) did not complete\n", + i, + cmd->label); + TALER_MINT_refresh_melt_cancel (cmd->details.refresh_melt.rmh); + cmd->details.refresh_melt.rmh = NULL; + } + GNUNET_free_non_null (cmd->details.refresh_melt.refresh_data); + cmd->details.refresh_melt.refresh_data = NULL; + cmd->details.refresh_melt.refresh_data_length = 0; + break; + case OC_REFRESH_REVEAL: + if (NULL != cmd->details.refresh_reveal.rrh) + { + GNUNET_log (GNUNET_ERROR_TYPE_WARNING, + "Command %u (%s) did not complete\n", + i, + cmd->label); + TALER_MINT_refresh_reveal_cancel (cmd->details.refresh_reveal.rrh); + cmd->details.refresh_reveal.rrh = NULL; + } + break; + case OC_REFRESH_LINK: + if (NULL != cmd->details.refresh_link.rl) + { + GNUNET_log (GNUNET_ERROR_TYPE_WARNING, + "Command %u (%s) did not complete\n", + i, + cmd->label); + TALER_MINT_refresh_link_cancel (cmd->details.refresh_link.rlh); + cmd->details.refresh_link.rlh = NULL; + } + break; default: GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Unknown instruction %d at %u (%s)\n", @@ -1411,16 +1559,16 @@ run (void *cls, { "coin_ref3", "EUR:1.1" }, // FIXME: pick sensible values { NULL, NULL } }; - static const char *melt_fresh_reserves_1[] = { - "create-reserve-1", // FIXME: pick sensible values - "create-reserve-1", // FIXME: pick sensible values - "create-reserve-1", // FIXME: pick sensible values + static const char *melt_fresh_amounts_1[] = { + "EUR:1", // FIXME: pick sensible values + "EUR:1", // FIXME: pick sensible values + "EUR:1", // FIXME: pick sensible values NULL }; - static const char *melt_fresh_reserves_2[] = { - "create-reserve-1", // FIXME: pick sensible values - "create-reserve-1", // FIXME: pick sensible values - "create-reserve-1", // FIXME: pick sensible values + static const char *melt_fresh_amounts_2[] = { + "EUR:1", // FIXME: pick sensible values + "EUR:1", // FIXME: pick sensible values + "EUR:1", // FIXME: pick sensible values NULL }; static struct Command commands[] = @@ -1496,7 +1644,7 @@ run (void *cls, .label = "melt-1", .expected_response_code = MHD_HTTP_OK, .details.refresh_melt.melted_coins = melt_coins_1, - .details.refresh_melt.reserve_references = melt_fresh_reserves_1 }, + .details.refresh_melt.fresh_amounts = melt_fresh_amounts_1 }, /* Complete (successful) melt operation, and withdraw the coins */ { .oc = OC_REFRESH_REVEAL, @@ -1526,7 +1674,7 @@ run (void *cls, .label = "melt-2", .expected_response_code = MHD_HTTP_FORBIDDEN, .details.refresh_melt.melted_coins = melt_coins_1, - .details.refresh_melt.reserve_references = melt_fresh_reserves_2 }, + .details.refresh_melt.fresh_amounts = melt_fresh_amounts_2 }, #endif