exchange

testing_api_cmd_check_aml_decisions.c (7165B)

---

 /*
   This file is part of TALER
   Copyright (C) 2023, 2024 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_check_aml_decisions.c
  * @brief command for testing GET /aml/$OFFICER_PUB/decisions
  * @author Christian Grothoff
  */
 #include "taler/platform.h"
 #include "taler/taler_json_lib.h"
 #include <gnunet/gnunet_curl_lib.h>
 #include "taler/taler_testing_lib.h"
 #include "taler/taler_signatures.h"
 #include "taler/backoff.h"
 
 
 /**
  * State for a "check_aml_decisions" CMD.
  */
 struct AmlCheckState
 {
 
   /**
    * Handle while operation is running.
    */
   struct TALER_EXCHANGE_LookupAmlDecisions *dh;
 
   /**
    * Our interpreter.
    */
   struct TALER_TESTING_Interpreter *is;
 
   /**
    * Reference to command to previous set officer.
    */
   const char *ref_officer;
 
   /**
    * Reference to a command with a trait of a payto-URI for an account we want
    * to get the status on; NULL to match all accounts.  If it has also a
    * justification trait, we check that this is the current justification for
    * the latest AML decision.
    */
   const char *ref_operation;
 
   /**
    * Expected HTTP status.
    */
   unsigned int expected_http_status;
 
 };
 
 
 /**
  * Callback to analyze the /aml/$OFFICER_PUB/$decision/$H_PAYTO response, just used to check
  * if the response code is acceptable.
  *
  * @param cls closure.
  * @param adr response details
  */
 static void
 check_aml_decisions_cb (
   void *cls,
   const struct TALER_EXCHANGE_AmlDecisionsResponse *adr)
 {
   struct AmlCheckState *ds = cls;
 
   ds->dh = NULL;
   if (ds->expected_http_status != adr->hr.http_status)
   {
     TALER_TESTING_unexpected_status (ds->is,
                                      adr->hr.http_status,
                                      ds->expected_http_status);
     return;
   }
   if (MHD_HTTP_OK == adr->hr.http_status)
   {
     const struct TALER_TESTING_Command *ref;
     const char *justification;
     const struct TALER_EXCHANGE_AmlDecision *oldest = NULL;
 
     if (NULL != ds->ref_operation)
     {
       ref = TALER_TESTING_interpreter_lookup_command (
         ds->is,
         ds->ref_operation);
       if (NULL == ref)
       {
         GNUNET_break (0);
         TALER_TESTING_interpreter_fail (ds->is);
         return;
       }
       if (GNUNET_OK ==
           TALER_TESTING_get_trait_aml_justification (
             ref,
             &justification))
       {
         for (unsigned int i = 0; i<adr->details.ok.decisions_length; i++)
         {
           const struct TALER_EXCHANGE_AmlDecision *aml_history
             = &adr->details.ok.decisions[i];
 
           if ( (NULL == oldest) ||
                (GNUNET_TIME_timestamp_cmp (oldest->decision_time,
                                            >,
                                            aml_history->decision_time)) )
             oldest = aml_history;
         }
         if (NULL == oldest)
         {
           GNUNET_break (0);
           TALER_TESTING_interpreter_fail (ds->is);
           return;
         }
         if (0 != strcmp (oldest->justification,
                          justification) )
         {
           GNUNET_break (0);
           TALER_TESTING_interpreter_fail (ds->is);
           return;
         }
       }
     }
   }
   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
 check_aml_decisions_run (
   void *cls,
   const struct TALER_TESTING_Command *cmd,
   struct TALER_TESTING_Interpreter *is)
 {
   struct AmlCheckState *ds = cls;
   const struct TALER_NormalizedPaytoHashP *h_payto = NULL;
   const struct TALER_AmlOfficerPrivateKeyP *officer_priv;
   const struct TALER_TESTING_Command *ref;
   const char *exchange_url;
 
   (void) cmd;
   ds->is = is;
   {
     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));
   }
 
   if (NULL != ds->ref_operation)
   {
     ref = TALER_TESTING_interpreter_lookup_command (
       is,
       ds->ref_operation);
     if (NULL == ref)
     {
       GNUNET_break (0);
       TALER_TESTING_interpreter_fail (is);
       return;
     }
     GNUNET_assert (GNUNET_OK ==
                    TALER_TESTING_get_trait_h_normalized_payto (
                      ref,
                      &h_payto));
   }
   ref = TALER_TESTING_interpreter_lookup_command (
     is,
     ds->ref_officer);
   if (NULL == ref)
   {
     GNUNET_break (0);
     TALER_TESTING_interpreter_fail (is);
     return;
   }
   GNUNET_assert (GNUNET_OK ==
                  TALER_TESTING_get_trait_officer_priv (
                    ref,
                    &officer_priv));
   ds->dh = TALER_EXCHANGE_lookup_aml_decisions (
     TALER_TESTING_interpreter_get_context (is),
     exchange_url,
     h_payto, /* NULL to return all */
     TALER_EXCHANGE_YNA_ALL,
     TALER_EXCHANGE_YNA_ALL,
     UINT64_MAX, /* offset */
     -1, /* limit */
     officer_priv,
     &check_aml_decisions_cb,
     ds);
   if (NULL == ds->dh)
   {
     GNUNET_break (0);
     TALER_TESTING_interpreter_fail (is);
     return;
   }
 }
 
 
 /**
  * Free the state of a "check_aml_decision" CMD, and possibly cancel a
  * pending operation thereof.
  *
  * @param cls closure, must be a `struct AmlCheckState`.
  * @param cmd the command which is being cleaned up.
  */
 static void
 check_aml_decisions_cleanup (
   void *cls,
   const struct TALER_TESTING_Command *cmd)
 {
   struct AmlCheckState *ds = cls;
 
   if (NULL != ds->dh)
   {
     TALER_TESTING_command_incomplete (ds->is,
                                       cmd->label);
     TALER_EXCHANGE_lookup_aml_decisions_cancel (ds->dh);
     ds->dh = NULL;
   }
   GNUNET_free (ds);
 }
 
 
 struct TALER_TESTING_Command
 TALER_TESTING_cmd_check_aml_decisions (
   const char *label,
   const char *ref_officer,
   const char *ref_operation,
   unsigned int expected_http_status)
 {
   struct AmlCheckState *ds;
 
   ds = GNUNET_new (struct AmlCheckState);
   ds->ref_officer = ref_officer;
   ds->ref_operation = ref_operation;
   ds->expected_http_status = expected_http_status;
   {
     struct TALER_TESTING_Command cmd = {
       .cls = ds,
       .label = label,
       .run = &check_aml_decisions_run,
       .cleanup = &check_aml_decisions_cleanup
     };
 
     return cmd;
   }
 }
 
 
 /* end of testing_api_cmd_check_aml_decisions.c */