exchange

testing_api_cmd_kyc_proof.c (7029B)

---

 /*
   This file is part of TALER
   Copyright (C) 2021-2026 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_kyc_proof.c
  * @brief Implement the testing CMDs for the /kyc-proof/ operation.
  * @author Christian Grothoff
  */
 #include "taler/platform.h"
 #include "taler/taler_json_lib.h"
 #include <gnunet/gnunet_curl_lib.h>
 
 /**
  * State for a "track transaction" CMD.
  */
 struct KycProofGetState;
 
 #define TALER_EXCHANGE_GET_KYC_PROOF_RESULT_CLOSURE \
         struct KycProofGetState
 #include "taler/taler-exchange/get-kyc-proof-PROVIDER_NAME.h"
 #include "taler/taler_testing_lib.h"
 
 /**
  * State for a "track transaction" CMD.
  */
 struct KycProofGetState
 {
 
   /**
    * Command to get a reserve private key from.
    */
   const char *payment_target_reference;
 
   /**
    * Code to pass.
    */
   const char *code;
 
   /**
    * Logic section name to pass to `/kyc-proof/` handler.
    */
   const char *logic;
 
   /**
    * Expected HTTP response code.
    */
   unsigned int expected_response_code;
 
   /**
    * Set to the KYC REDIRECT *if* the exchange replied with
    * success (#MHD_HTTP_OK).
    */
   char *redirect_url;
 
   /**
    * Additional URL arguments (e.g. "&code=..."), kept alive
    * for the lifetime of the request.
    */
   char *uargs;
 
   /**
    * Handle to the "track transaction" pending operation.
    */
   struct TALER_EXCHANGE_GetKycProofHandle *kph;
 
   /**
    * Interpreter state.
    */
   struct TALER_TESTING_Interpreter *is;
 };
 
 
 /**
  * Handle response to the command.
  *
  * @param kcg our state
  * @param kpr KYC proof response details
  */
 static void
 proof_kyc_cb (
   struct KycProofGetState *kcg,
   const struct TALER_EXCHANGE_GetKycProofResponse *kpr)
 {
   struct TALER_TESTING_Interpreter *is = kcg->is;
 
   kcg->kph = NULL;
   if (kcg->expected_response_code != kpr->hr.http_status)
   {
     TALER_TESTING_unexpected_status (is,
                                      kpr->hr.http_status,
                                      kcg->expected_response_code);
     return;
   }
   switch (kpr->hr.http_status)
   {
   case MHD_HTTP_SEE_OTHER:
     kcg->redirect_url = GNUNET_strdup (kpr->details.found.redirect_url);
     break;
   case MHD_HTTP_FORBIDDEN:
     break;
   case MHD_HTTP_BAD_GATEWAY:
     break;
   default:
     GNUNET_break (0);
     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
                 "Unexpected response code %u to /kyc-proof\n",
                 kpr->hr.http_status);
     break;
   }
   TALER_TESTING_interpreter_next (kcg->is);
 }
 
 
 /**
  * Run the command.
  *
  * @param cls closure.
  * @param cmd the command to execute.
  * @param is the interpreter state.
  */
 static void
 proof_kyc_run (void *cls,
                const struct TALER_TESTING_Command *cmd,
                struct TALER_TESTING_Interpreter *is)
 {
   struct KycProofGetState *kps = cls;
   const struct TALER_TESTING_Command *res_cmd;
   const struct TALER_NormalizedPaytoHashP *h_payto;
   const char *exchange_url;
 
   (void) cmd;
   kps->is = is;
   exchange_url = TALER_TESTING_get_exchange_url (is);
   if (NULL == exchange_url)
   {
     GNUNET_break (0);
     return;
   }
   res_cmd = TALER_TESTING_interpreter_lookup_command (
     kps->is,
     kps->payment_target_reference);
   if (NULL == res_cmd)
   {
     GNUNET_break (0);
     TALER_TESTING_interpreter_fail (kps->is);
     return;
   }
   if (GNUNET_OK !=
       TALER_TESTING_get_trait_h_normalized_payto (res_cmd,
                                                   &h_payto))
   {
     GNUNET_break (0);
     TALER_TESTING_interpreter_fail (kps->is);
     return;
   }
   if (NULL != kps->code)
     GNUNET_asprintf (&kps->uargs,
                      "&code=%s",
                      kps->code);
   kps->kph = TALER_EXCHANGE_get_kyc_proof_create (
     TALER_TESTING_interpreter_get_context (is),
     exchange_url,
     h_payto,
     kps->logic);
   GNUNET_assert (NULL != kps->kph);
   if (NULL != kps->uargs)
     TALER_EXCHANGE_get_kyc_proof_set_options (
       kps->kph,
       TALER_EXCHANGE_get_kyc_proof_option_args (kps->uargs));
   {
     enum TALER_ErrorCode ec;
 
     ec = TALER_EXCHANGE_get_kyc_proof_start (kps->kph,
                                              &proof_kyc_cb,
                                              kps);
     if (TALER_EC_NONE != ec)
     {
       GNUNET_break (0);
       kps->kph = NULL;
       TALER_TESTING_interpreter_fail (kps->is);
       return;
     }
   }
 }
 
 
 /**
  * Cleanup the state from a "kyc proof" CMD, and possibly
  * cancel a operation thereof.
  *
  * @param cls closure.
  * @param cmd the command which is being cleaned up.
  */
 static void
 proof_kyc_cleanup (void *cls,
                    const struct TALER_TESTING_Command *cmd)
 {
   struct KycProofGetState *kps = cls;
 
   if (NULL != kps->kph)
   {
     TALER_TESTING_command_incomplete (kps->is,
                                       cmd->label);
     TALER_EXCHANGE_get_kyc_proof_cancel (kps->kph);
     kps->kph = NULL;
   }
   GNUNET_free (kps->redirect_url);
   GNUNET_free (kps->uargs);
   GNUNET_free (kps);
 }
 
 
 /**
  * Offer internal data from a "proof KYC" CMD.
  *
  * @param cls closure.
  * @param[out] ret result (could be anything).
  * @param trait name of the trait.
  * @param index index number of the object to offer.
  * @return #GNUNET_OK on success.
  */
 static enum GNUNET_GenericReturnValue
 proof_kyc_traits (void *cls,
                   const void **ret,
                   const char *trait,
                   unsigned int index)
 {
   struct KycProofGetState *kps = cls;
   struct TALER_TESTING_Trait traits[] = {
     TALER_TESTING_make_trait_web_url (kps->redirect_url),
     TALER_TESTING_trait_end ()
   };
 
   return TALER_TESTING_get_trait (traits,
                                   ret,
                                   trait,
                                   index);
 }
 
 
 struct TALER_TESTING_Command
 TALER_TESTING_cmd_proof_kyc_oauth2 (
   const char *label,
   const char *payment_target_reference,
   const char *logic_section,
   const char *code,
   unsigned int expected_response_code)
 {
   struct KycProofGetState *kps;
 
   kps = GNUNET_new (struct KycProofGetState);
   kps->code = code;
   kps->logic = logic_section;
   kps->payment_target_reference = payment_target_reference;
   kps->expected_response_code = expected_response_code;
   {
     struct TALER_TESTING_Command cmd = {
       .cls = kps,
       .label = label,
       .run = &proof_kyc_run,
       .cleanup = &proof_kyc_cleanup,
       .traits = &proof_kyc_traits
     };
 
     return cmd;
   }
 }
 
 
 /* end of testing_api_cmd_kyc_proof.c */