diff options
Diffstat (limited to 'src/testing/testing_api_cmd_reserve_purse.c')
-rw-r--r-- | src/testing/testing_api_cmd_reserve_purse.c | 371 |
1 files changed, 371 insertions, 0 deletions
diff --git a/src/testing/testing_api_cmd_reserve_purse.c b/src/testing/testing_api_cmd_reserve_purse.c new file mode 100644 index 000000000..ef6964f26 --- /dev/null +++ b/src/testing/testing_api_cmd_reserve_purse.c @@ -0,0 +1,371 @@ +/* + 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 + <http://www.gnu.org/licenses/> +*/ +/** + * @file testing/testing_api_cmd_reserve_purse.c + * @brief command for testing /reserves/$PID/purse + * @author Christian Grothoff + */ +#include "platform.h" +#include "taler_json_lib.h" +#include <gnunet/gnunet_curl_lib.h> +#include "taler_testing_lib.h" +#include "taler_signatures.h" +#include "backoff.h" + + +/** + * State for a "purse create with merge" CMD. + */ +struct ReservePurseState +{ + + /** + * Merge time (local time when the command was + * executed). + */ + struct GNUNET_TIME_Timestamp merge_timestamp; + + /** + * Reserve private key. + */ + struct TALER_ReservePrivateKeyP reserve_priv; + + /** + * Reserve public key. + */ + struct TALER_ReservePublicKeyP reserve_pub; + + /** + * Reserve signature generated for the request + * (client-side). + */ + struct TALER_ReserveSignatureP reserve_sig; + + /** + * Private key of the purse. + */ + struct TALER_PurseContractPrivateKeyP purse_priv; + + /** + * Public key of the purse. + */ + struct TALER_PurseContractPublicKeyP purse_pub; + + /** + * Private key with the merge capability. + */ + struct TALER_PurseMergePrivateKeyP merge_priv; + + /** + * Public key of the merge capability. + */ + struct TALER_PurseMergePublicKeyP merge_pub; + + /** + * Private key to decrypt the contract. + */ + struct TALER_ContractDiffiePrivateP contract_priv; + + /** + * Handle while operation is running. + */ + struct TALER_EXCHANGE_PurseCreateMergeHandle *dh; + + /** + * When will the purse expire? + */ + struct GNUNET_TIME_Relative expiration_rel; + + /** + * When will the purse expire? + */ + struct GNUNET_TIME_Timestamp purse_expiration; + + /** + * Hash of the payto://-URI for the reserve we are + * merging into. + */ + struct TALER_PaytoHashP h_payto; + + /** + * Set to the KYC requirement row *if* the exchange replied with + * a request for KYC. + */ + uint64_t requirement_row; + + /** + * Contract terms for the purse. + */ + json_t *contract_terms; + + /** + * Reference to the reserve, or NULL (!). + */ + const char *reserve_ref; + + /** + * Interpreter state. + */ + struct TALER_TESTING_Interpreter *is; + + /** + * Expected HTTP response code. + */ + unsigned int expected_response_code; + + /** + * True to pay the purse fee. + */ + bool pay_purse_fee; +}; + + +/** + * Callback to analyze the /reserves/$PID/purse response, just used to check if + * the response code is acceptable. + * + * @param cls closure. + * @param dr purse response details + */ +static void +purse_cb (void *cls, + const struct TALER_EXCHANGE_PurseCreateMergeResponse *dr) +{ + struct ReservePurseState *ds = cls; + + ds->dh = NULL; + ds->reserve_sig = *dr->reserve_sig; + if (ds->expected_response_code != dr->hr.http_status) + { + TALER_TESTING_unexpected_status (ds->is, + dr->hr.http_status, + ds->expected_response_code); + return; + } + switch (dr->hr.http_status) + { + case MHD_HTTP_UNAVAILABLE_FOR_LEGAL_REASONS: + /* KYC required */ + ds->requirement_row = + dr->details.unavailable_for_legal_reasons.requirement_row; + break; + } + 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 +purse_run (void *cls, + const struct TALER_TESTING_Command *cmd, + struct TALER_TESTING_Interpreter *is) +{ + struct ReservePurseState *ds = cls; + const struct TALER_ReservePrivateKeyP *reserve_priv; + const struct TALER_TESTING_Command *ref; + + (void) cmd; + ds->is = is; + ref = TALER_TESTING_interpreter_lookup_command (ds->is, + ds->reserve_ref); + GNUNET_assert (NULL != ref); + if (GNUNET_OK != + TALER_TESTING_get_trait_reserve_priv (ref, + &reserve_priv)) + { + GNUNET_break (0); + TALER_TESTING_interpreter_fail (ds->is); + return; + } + 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_get_public (&ds->reserve_priv.eddsa_priv, + &ds->reserve_pub.eddsa_pub); + GNUNET_CRYPTO_eddsa_key_create (&ds->merge_priv.eddsa_priv); + GNUNET_CRYPTO_eddsa_key_get_public (&ds->merge_priv.eddsa_priv, + &ds->merge_pub.eddsa_pub); + GNUNET_CRYPTO_ecdhe_key_create (&ds->contract_priv.ecdhe_priv); + ds->purse_expiration = GNUNET_TIME_absolute_to_timestamp ( + GNUNET_TIME_relative_to_absolute (ds->expiration_rel)); + + { + char *payto_uri; + const char *exchange_url; + const struct TALER_TESTING_Command *exchange_cmd; + + exchange_cmd = TALER_TESTING_interpreter_get_command (is, + "exchange"); + if (NULL == exchange_cmd) + { + GNUNET_break (0); + TALER_TESTING_interpreter_fail (is); + return; + } + GNUNET_assert (GNUNET_OK == + TALER_TESTING_get_trait_exchange_url (exchange_cmd, + &exchange_url)); + payto_uri = TALER_reserve_make_payto (exchange_url, + &ds->reserve_pub); + TALER_payto_hash (payto_uri, + &ds->h_payto); + GNUNET_free (payto_uri); + } + + GNUNET_assert (0 == + json_object_set_new ( + ds->contract_terms, + "pay_deadline", + GNUNET_JSON_from_timestamp (ds->purse_expiration))); + ds->merge_timestamp = GNUNET_TIME_timestamp_get (); + ds->dh = TALER_EXCHANGE_purse_create_with_merge ( + TALER_TESTING_interpreter_get_context (is), + TALER_TESTING_get_exchange_url (is), + TALER_TESTING_get_keys (is), + &ds->reserve_priv, + &ds->purse_priv, + &ds->merge_priv, + &ds->contract_priv, + ds->contract_terms, + true /* upload contract */, + ds->pay_purse_fee, + ds->merge_timestamp, + &purse_cb, + ds); + if (NULL == ds->dh) + { + GNUNET_break (0); + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Could not purse reserve\n"); + TALER_TESTING_interpreter_fail (is); + return; + } +} + + +/** + * Free the state of a "purse" CMD, and possibly cancel a + * pending operation thereof. + * + * @param cls closure, must be a `struct ReservePurseState`. + * @param cmd the command which is being cleaned up. + */ +static void +purse_cleanup (void *cls, + const struct TALER_TESTING_Command *cmd) +{ + struct ReservePurseState *ds = cls; + + if (NULL != ds->dh) + { + TALER_TESTING_command_incomplete (ds->is, + cmd->label); + TALER_EXCHANGE_purse_create_with_merge_cancel (ds->dh); + ds->dh = NULL; + } + json_decref (ds->contract_terms); + GNUNET_free (ds); +} + + +/** + * Offer internal data from a "purse" 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 +purse_traits (void *cls, + const void **ret, + const char *trait, + unsigned int index) +{ + struct ReservePurseState *ds = cls; + struct TALER_TESTING_Trait traits[] = { + TALER_TESTING_make_trait_timestamp (0, + &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_merge_pub (&ds->merge_pub), + TALER_TESTING_make_trait_contract_priv (&ds->contract_priv), + TALER_TESTING_make_trait_reserve_priv (&ds->reserve_priv), + TALER_TESTING_make_trait_reserve_pub (&ds->reserve_pub), + TALER_TESTING_make_trait_reserve_sig (&ds->reserve_sig), + TALER_TESTING_make_trait_legi_requirement_row (&ds->requirement_row), + TALER_TESTING_make_trait_h_payto (&ds->h_payto), + TALER_TESTING_trait_end () + }; + + return TALER_TESTING_get_trait (traits, + ret, + trait, + index); +} + + +struct TALER_TESTING_Command +TALER_TESTING_cmd_purse_create_with_reserve ( + const char *label, + unsigned int expected_http_status, + const char *contract_terms, + bool upload_contract, + bool pay_purse_fee, + struct GNUNET_TIME_Relative expiration, + const char *reserve_ref) +{ + struct ReservePurseState *ds; + json_error_t err; + + ds = GNUNET_new (struct ReservePurseState); + ds->expiration_rel = expiration; + ds->contract_terms = json_loads (contract_terms, + 0 /* flags */, + &err); + GNUNET_assert (NULL != ds->contract_terms); + ds->pay_purse_fee = pay_purse_fee; + ds->reserve_ref = reserve_ref; + ds->expected_response_code = expected_http_status; + + { + struct TALER_TESTING_Command cmd = { + .cls = ds, + .label = label, + .run = &purse_run, + .cleanup = &purse_cleanup, + .traits = &purse_traits + }; + + return cmd; + } +} + + +/* end of testing_api_cmd_reserve_purse.c */ |