From e7317393967f8262c121ef451f976507032c2f17 Mon Sep 17 00:00:00 2001 From: Christian Grothoff Date: Sat, 23 Apr 2022 18:11:31 +0200 Subject: [PATCH] -create cmd for purse deposit --- src/testing/Makefile.am | 1 + src/testing/testing_api_cmd_purse_deposit.c | 353 ++++++++++++++++++++ src/testing/testing_api_cmd_reserve_purse.c | 8 + 3 files changed, 362 insertions(+) create mode 100644 src/testing/testing_api_cmd_purse_deposit.c diff --git a/src/testing/Makefile.am b/src/testing/Makefile.am index e96e9b0e1..f15577be3 100644 --- a/src/testing/Makefile.am +++ b/src/testing/Makefile.am @@ -72,6 +72,7 @@ libtalertesting_la_SOURCES = \ testing_api_cmd_offline_sign_keys.c \ testing_api_cmd_offline_sign_extensions.c \ testing_api_cmd_purse_create_deposit.c \ + testing_api_cmd_purse_deposit.c \ testing_api_cmd_purse_merge.c \ testing_api_cmd_set_wire_fee.c \ testing_api_cmd_recoup.c \ diff --git a/src/testing/testing_api_cmd_purse_deposit.c b/src/testing/testing_api_cmd_purse_deposit.c new file mode 100644 index 000000000..0e97749c8 --- /dev/null +++ b/src/testing/testing_api_cmd_purse_deposit.c @@ -0,0 +1,353 @@ +/* + This file is part of TALER + Copyright (C) 2022 Taler Systems SA + + TALER is free software; you can redistribute it and/or modify it + under the terms of the GNU 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 + General Public License for more details. + + You should have received a copy of the GNU General Public + License along with TALER; see the file COPYING. If not, see + +*/ +/** + * @file testing/testing_api_cmd_purse_deposit.c + * @brief command for testing /purses/$PID/create + * @author Christian Grothoff + */ +#include "platform.h" +#include "taler_json_lib.h" +#include +#include "taler_testing_lib.h" +#include "taler_signatures.h" +#include "backoff.h" + +/** + * Information we keep per deposited coin. + */ +struct Coin +{ + /** + * Reference to the respective command. + */ + char *command_ref; + + /** + * index of the specific coin in the traits of @e command_ref. + */ + unsigned int coin_index; + + /** + * Amount to deposit (with fee). + */ + struct TALER_Amount deposit_with_fee; + +}; + + +/** + * State for a "purse deposit" CMD. + */ +struct PurseDepositState +{ + + /** + * Total purse target amount without fees. + */ + struct TALER_Amount target_amount; + + /** + * Reference to any command that is able to provide a coin. + */ + struct Coin *coin_references; + + /** + * The purse's public key. + */ + struct TALER_PurseContractPublicKeyP purse_pub; + + /** + * PurseDeposit handle while operation is running. + */ + struct TALER_EXCHANGE_PurseDepositHandle *dh; + + /** + * Interpreter state. + */ + struct TALER_TESTING_Interpreter *is; + + /** + * Reference to the command that established the purse. + */ + const char *purse_ref; + + /** + * Expected HTTP response code. + */ + unsigned int expected_response_code; + + /** + * Length of the @e coin_references array. + */ + unsigned int num_coin_references; + + /** + * Minimum age to apply to all deposits. + */ + uint8_t min_age; +}; + + +/** + * Callback to analyze the /purses/$PID/deposit response, just used to check if + * the response code is acceptable. + * + * @param cls closure. + * @param dr deposit response details + */ +static void +deposit_cb (void *cls, + const struct TALER_EXCHANGE_PurseDepositResponse *dr) +{ + struct PurseDepositState *ds = cls; + + ds->dh = NULL; + if (ds->expected_response_code != dr->hr.http_status) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Unexpected response code %u to command %s in %s:%u\n", + dr->hr.http_status, + ds->is->commands[ds->is->ip].label, + __FILE__, + __LINE__); + json_dumpf (dr->hr.reply, + stderr, + 0); + TALER_TESTING_interpreter_fail (ds->is); + return; + } + if (MHD_HTTP_OK == dr->hr.http_status) + { + // FIXME: any data to keep from reply? + } + TALER_TESTING_interpreter_next (ds->is); +} + + +/** + * Run the command. + * + * @param cls closure. + * @param cmd the command to execute. + * @param is the interpreter state. + */ +static void +deposit_run (void *cls, + const struct TALER_TESTING_Command *cmd, + struct TALER_TESTING_Interpreter *is) +{ + struct PurseDepositState *ds = cls; + struct TALER_EXCHANGE_PurseDeposit deposits[ds->num_coin_references]; + + (void) cmd; + ds->is = is; + for (unsigned int i = 0; inum_coin_references; i++) + { + const struct Coin *cr = &ds->coin_references[i]; + struct TALER_EXCHANGE_PurseDeposit *pd = &deposits[i]; + const struct TALER_TESTING_Command *coin_cmd; + const struct TALER_CoinSpendPrivateKeyP *coin_priv; + const struct TALER_AgeCommitmentProof *age_commitment_proof = NULL; + struct TALER_AgeCommitmentHash h_age_commitment = {0}; + const struct TALER_EXCHANGE_DenomPublicKey *denom_pub; + const struct TALER_DenominationSignature *denom_pub_sig; + + coin_cmd = TALER_TESTING_interpreter_lookup_command (is, + cr->command_ref); + if (NULL == coin_cmd) + { + GNUNET_break (0); + TALER_TESTING_interpreter_fail (is); + return; + } + + if ( (GNUNET_OK != + TALER_TESTING_get_trait_coin_priv (coin_cmd, + cr->coin_index, + &coin_priv)) || + (GNUNET_OK != + TALER_TESTING_get_trait_age_commitment_proof (coin_cmd, + cr->coin_index, + &age_commitment_proof)) + || + (GNUNET_OK != + TALER_TESTING_get_trait_denom_pub (coin_cmd, + cr->coin_index, + &denom_pub)) || + (GNUNET_OK != + TALER_TESTING_get_trait_denom_sig (coin_cmd, + cr->coin_index, + &denom_pub_sig)) ) + { + GNUNET_break (0); + TALER_TESTING_interpreter_fail (is); + return; + } + if (NULL != age_commitment_proof) + { + TALER_age_commitment_hash (&age_commitment_proof->commitment, + &h_age_commitment); + } +#if FIXME_OEC + pd->age_commitment = *h_age_commitment; +#endif + pd->denom_sig = *denom_pub_sig; + pd->coin_priv = *coin_priv; + pd->amount = cr->deposit_with_fee; + pd->h_denom_pub = denom_pub->h_key; + } + + ds->dh = TALER_EXCHANGE_purse_deposit ( + is->exchange, + NULL, /* FIXME: purse exchange URL */ + &ds->purse_pub, + ds->min_age, + ds->num_coin_references, + deposits, + &deposit_cb, + ds); + if (NULL == ds->dh) + { + GNUNET_break (0); + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Could not deposit into purse\n"); + TALER_TESTING_interpreter_fail (is); + return; + } +} + + +/** + * Free the state of a "deposit" CMD, and possibly cancel a + * pending operation thereof. + * + * @param cls closure, must be a `struct PurseDepositState`. + * @param cmd the command which is being cleaned up. + */ +static void +deposit_cleanup (void *cls, + const struct TALER_TESTING_Command *cmd) +{ + struct PurseDepositState *ds = cls; + + if (NULL != ds->dh) + { + GNUNET_log (GNUNET_ERROR_TYPE_WARNING, + "Command %u (%s) did not complete\n", + ds->is->ip, + cmd->label); + TALER_EXCHANGE_purse_deposit_cancel (ds->dh); + ds->dh = NULL; + } + for (unsigned int i = 0; inum_coin_references; i++) + GNUNET_free (ds->coin_references[i].command_ref); + GNUNET_free (ds->coin_references); + GNUNET_free (ds); +} + + +/** + * Offer internal data from a "deposit" CMD, to other commands. + * + * @param cls closure. + * @param[out] ret result. + * @param trait name of the trait. + * @param index index number of the object to offer. + * @return #GNUNET_OK on success. + */ +static enum GNUNET_GenericReturnValue +deposit_traits (void *cls, + const void **ret, + const char *trait, + unsigned int index) +{ + struct PurseDepositState *ds = cls; + struct TALER_TESTING_Trait traits[] = { + TALER_TESTING_make_trait_purse_pub (&ds->purse_pub), + TALER_TESTING_trait_end () + }; + + return TALER_TESTING_get_trait (traits, + ret, + trait, + index); +} + + +struct TALER_TESTING_Command +TALER_TESTING_cmd_purse_deposit_coins ( + const char *label, + unsigned int expected_http_status, + uint8_t min_age, + const char *purse_ref, + ...) +{ + struct PurseDepositState *ds; + + ds = GNUNET_new (struct PurseDepositState); + ds->expected_response_code = expected_http_status; + ds->min_age = min_age; + ds->purse_ref = purse_ref; + { + va_list ap; + unsigned int i; + const char *ref; + const char *val; + + va_start (ap, purse_ref); + while (NULL != (va_arg (ap, const char *))) + ds->num_coin_references++; + va_end (ap); + GNUNET_assert (0 == (ds->num_coin_references % 2)); + ds->num_coin_references /= 2; + ds->coin_references = GNUNET_new_array (ds->num_coin_references, + struct Coin); + i = 0; + va_start (ap, purse_ref); + while (NULL != (ref = va_arg (ap, const char *))) + { + struct Coin *c = &ds->coin_references[i++]; + + GNUNET_assert (NULL != (val = va_arg (ap, const char *))); + GNUNET_assert (GNUNET_OK == + TALER_TESTING_parse_coin_reference ( + ref, + &c->command_ref, + &c->coin_index)); + GNUNET_assert (GNUNET_OK == + TALER_string_to_amount (val, + &c->deposit_with_fee)); + } + va_end (ap); + } + { + struct TALER_TESTING_Command cmd = { + .cls = ds, + .label = label, + .run = &deposit_run, + .cleanup = &deposit_cleanup, + .traits = &deposit_traits + }; + + return cmd; + } +} + + +/* end of testing_api_cmd_purse_deposit.c */ diff --git a/src/testing/testing_api_cmd_reserve_purse.c b/src/testing/testing_api_cmd_reserve_purse.c index 987843288..8f44692fd 100644 --- a/src/testing/testing_api_cmd_reserve_purse.c +++ b/src/testing/testing_api_cmd_reserve_purse.c @@ -51,6 +51,11 @@ struct ReservePurseState */ struct TALER_PurseContractPrivateKeyP purse_priv; + /** + * Public key of the purse. + */ + struct TALER_PurseContractPublicKeyP purse_pub; + /** * Private key with the merge capability. */ @@ -152,6 +157,8 @@ purse_run (void *cls, } ds->reserve_priv = *reserve_priv; GNUNET_CRYPTO_eddsa_key_create (&ds->purse_priv.eddsa_priv); + GNUNET_CRYPTO_eddsa_key_get_public (&ds->purse_priv.eddsa_priv, + &ds->purse_pub.eddsa_pub); GNUNET_CRYPTO_eddsa_key_create (&ds->merge_priv.eddsa_priv); GNUNET_CRYPTO_ecdhe_key_create (&ds->contract_priv.ecdhe_priv); ds->merge_timestamp = GNUNET_TIME_timestamp_get (); @@ -225,6 +232,7 @@ purse_traits (void *cls, &ds->merge_timestamp), TALER_TESTING_make_trait_contract_terms (ds->contract_terms), TALER_TESTING_make_trait_purse_priv (&ds->purse_priv), + TALER_TESTING_make_trait_purse_pub (&ds->purse_pub), TALER_TESTING_make_trait_merge_priv (&ds->merge_priv), TALER_TESTING_make_trait_contract_priv (&ds->contract_priv), TALER_TESTING_make_trait_reserve_priv (&ds->reserve_priv),