Line data    Source code

       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           47 : transfer_run (void *cls,
      58              :               const struct TALER_TESTING_Command *cmd,
      59              :               struct TALER_TESTING_Interpreter *is)
      60              : {
      61           47 :   struct TransferState *as = cls;
      62              : 
      63              :   (void) cmd;
      64              :   as->transfer_proc
      65           47 :     = 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           47 :   if (NULL == as->transfer_proc)
      75              :   {
      76            0 :     GNUNET_break (0);
      77            0 :     TALER_TESTING_interpreter_fail (is);
      78            0 :     return;
      79              :   }
      80           47 :   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           47 : transfer_cleanup (void *cls,
      93              :                   const struct TALER_TESTING_Command *cmd)
      94              : {
      95           47 :   struct TransferState *as = cls;
      96              : 
      97              :   (void) cmd;
      98           47 :   if (NULL != as->transfer_proc)
      99              :   {
     100            0 :     GNUNET_break (0 ==
     101              :                   GNUNET_OS_process_kill (as->transfer_proc,
     102              :                                           SIGKILL));
     103            0 :     GNUNET_OS_process_wait (as->transfer_proc);
     104            0 :     GNUNET_OS_process_destroy (as->transfer_proc);
     105            0 :     as->transfer_proc = NULL;
     106              :   }
     107           47 :   GNUNET_free (as);
     108           47 : }
     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          126 : transfer_traits (void *cls,
     122              :                  const void **ret,
     123              :                  const char *trait,
     124              :                  unsigned int index)
     125              : {
     126          126 :   struct TransferState *as = cls;
     127              :   struct TALER_TESTING_Trait traits[] = {
     128          126 :     TALER_TESTING_make_trait_process (&as->transfer_proc),
     129          126 :     TALER_TESTING_trait_end ()
     130              :   };
     131              : 
     132          126 :   return TALER_TESTING_get_trait (traits,
     133              :                                   ret,
     134              :                                   trait,
     135              :                                   index);
     136              : }
     137              : 
     138              : 
     139              : struct TALER_TESTING_Command
     140           47 : TALER_TESTING_cmd_exec_transfer (const char *label,
     141              :                                  const char *config_filename)
     142              : {
     143              :   struct TransferState *as;
     144              : 
     145           47 :   as = GNUNET_new (struct TransferState);
     146           47 :   as->config_filename = config_filename;
     147              :   {
     148           47 :     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           47 :     return cmd;
     157              :   }
     158              : }
     159              : 
     160              : 
     161              : /* end of testing_api_cmd_exec_transfer.c */