exchange

Base system with REST service to issue digital coins, run by the payment service provider
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testing_api_cmd_exec_transfer.c (4168B)

      1 /*
      2   This file is part of TALER
      3   Copyright (C) 2018 Taler Systems SA
      4 
      5   TALER is free software; you can redistribute it and/or modify it
      6   under the terms of the GNU General Public License as published
      7   by the Free Software Foundation; either version 3, or (at your
      8   option) any later version.
      9 
     10   TALER is distributed in the hope that it will be useful, but
     11   WITHOUT ANY WARRANTY; without even the implied warranty of
     12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     13   GNU General Public License for more details.
     14 
     15   You should have received a copy of the GNU General Public
     16   License along with TALER; see the file COPYING.  If not,
     17   see <http://www.gnu.org/licenses/>
     18 */
     19 /**
     20  * @file testing/testing_api_cmd_exec_transfer.c
     21  * @brief run the taler-exchange-transfer command
     22  * @author Marcello Stanisci
     23  */
     24 #include "taler/platform.h"
     25 #include "taler/taler_json_lib.h"
     26 #include <gnunet/gnunet_curl_lib.h>
     27 #include "taler/taler_signatures.h"
     28 #include "taler/taler_testing_lib.h"
     29 
     30 
     31 /**
     32  * State for a "transfer" CMD.
     33  */
     34 struct TransferState
     35 {
     36 
     37   /**
     38    * Transfer process.
     39    */
     40   struct GNUNET_OS_Process *transfer_proc;
     41 
     42   /**
     43    * Configuration file used by the transfer.
     44    */
     45   const char *config_filename;
     46 };
     47 
     48 
     49 /**
     50  * Run the command.  Use the `taler-exchange-transfer' program.
     51  *
     52  * @param cls closure.
     53  * @param cmd command being run.
     54  * @param is interpreter state.
     55  */
     56 static void
     57 transfer_run (void *cls,
     58               const struct TALER_TESTING_Command *cmd,
     59               struct TALER_TESTING_Interpreter *is)
     60 {
     61   struct TransferState *as = cls;
     62 
     63   (void) cmd;
     64   as->transfer_proc
     65     = GNUNET_OS_start_process (GNUNET_OS_INHERIT_STD_ALL,
     66                                NULL, NULL, NULL,
     67                                "taler-exchange-transfer",
     68                                "taler-exchange-transfer",
     69                                "-c", as->config_filename,
     70                                "-S", "1",
     71                                "-w", "0",
     72                                "-t", /* exit when done */
     73                                NULL);
     74   if (NULL == as->transfer_proc)
     75   {
     76     GNUNET_break (0);
     77     TALER_TESTING_interpreter_fail (is);
     78     return;
     79   }
     80   TALER_TESTING_wait_for_sigchld (is);
     81 }
     82 
     83 
     84 /**
     85  * Free the state of a "transfer" CMD, and possibly kill its
     86  * process if it did not terminate correctly.
     87  *
     88  * @param cls closure.
     89  * @param cmd the command being freed.
     90  */
     91 static void
     92 transfer_cleanup (void *cls,
     93                   const struct TALER_TESTING_Command *cmd)
     94 {
     95   struct TransferState *as = cls;
     96 
     97   (void) cmd;
     98   if (NULL != as->transfer_proc)
     99   {
    100     GNUNET_break (0 ==
    101                   GNUNET_OS_process_kill (as->transfer_proc,
    102                                           SIGKILL));
    103     GNUNET_OS_process_wait (as->transfer_proc);
    104     GNUNET_OS_process_destroy (as->transfer_proc);
    105     as->transfer_proc = NULL;
    106   }
    107   GNUNET_free (as);
    108 }
    109 
    110 
    111 /**
    112  * Offer "transfer" CMD internal data to other commands.
    113  *
    114  * @param cls closure.
    115  * @param[out] ret result.
    116  * @param trait name of the trait.
    117  * @param index index number of the object to offer.
    118  * @return #GNUNET_OK on success
    119  */
    120 static enum GNUNET_GenericReturnValue
    121 transfer_traits (void *cls,
    122                  const void **ret,
    123                  const char *trait,
    124                  unsigned int index)
    125 {
    126   struct TransferState *as = cls;
    127   struct TALER_TESTING_Trait traits[] = {
    128     TALER_TESTING_make_trait_process (&as->transfer_proc),
    129     TALER_TESTING_trait_end ()
    130   };
    131 
    132   return TALER_TESTING_get_trait (traits,
    133                                   ret,
    134                                   trait,
    135                                   index);
    136 }
    137 
    138 
    139 struct TALER_TESTING_Command
    140 TALER_TESTING_cmd_exec_transfer (const char *label,
    141                                  const char *config_filename)
    142 {
    143   struct TransferState *as;
    144 
    145   as = GNUNET_new (struct TransferState);
    146   as->config_filename = config_filename;
    147   {
    148     struct TALER_TESTING_Command cmd = {
    149       .cls = as,
    150       .label = label,
    151       .run = &transfer_run,
    152       .cleanup = &transfer_cleanup,
    153       .traits = &transfer_traits
    154     };
    155 
    156     return cmd;
    157   }
    158 }
    159 
    160 
    161 /* end of testing_api_cmd_exec_transfer.c */