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 */