Line data    Source code

       1              : /*
       2              :   This file is part of TALER
       3              :   Copyright (C) 2014, 2015, 2020 Taler Systems SA
       4              : 
       5              :   TALER is free software; you can redistribute it and/or modify it under the
       6              :   terms of the GNU General Public License as published by the Free Software
       7              :   Foundation; either version 3, or (at your option) any later version.
       8              : 
       9              :   TALER is distributed in the hope that it will be useful, but WITHOUT ANY
      10              :   WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
      11              :   A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
      12              : 
      13              :   You should have received a copy of the GNU General Public License along with
      14              :   TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
      15              : */
      16              : /**
      17              :  * @file merchant-tools/taler-merchant-dbinit.c
      18              :  * @brief Create tables for the merchant database.
      19              :  * @author Florian Dold
      20              :  * @author Marcello Stanisci
      21              :  */
      22              : #include "platform.h"
      23              : #include <taler/taler_util.h>
      24              : #include <gnunet/gnunet_util_lib.h>
      25              : #include "taler_merchant_util.h"
      26              : #include "taler_merchantdb_lib.h"
      27              : 
      28              : 
      29              : /**
      30              :  * Return value from main().
      31              :  */
      32              : static int global_ret;
      33              : 
      34              : /**
      35              :  * -r option: do full DB reset
      36              :  */
      37              : static int reset_db;
      38              : 
      39              : /**
      40              :  * -g option: garbage collect DB
      41              :  */
      42              : static int gc_db;
      43              : 
      44              : /**
      45              :  * Main function that will be run.
      46              :  *
      47              :  * @param cls closure
      48              :  * @param args remaining command-line arguments
      49              :  * @param cfgfile name of the configuration file used (for saving, can be NULL!)
      50              :  * @param config configuration
      51              :  */
      52              : static void
      53           15 : run (void *cls,
      54              :      char *const *args,
      55              :      const char *cfgfile,
      56              :      const struct GNUNET_CONFIGURATION_Handle *config)
      57              : {
      58              :   struct TALER_MERCHANTDB_Plugin *plugin;
      59              :   struct GNUNET_CONFIGURATION_Handle *cfg;
      60              : 
      61           15 :   cfg = GNUNET_CONFIGURATION_dup (config);
      62           15 :   if (NULL ==
      63           15 :       (plugin = TALER_MERCHANTDB_plugin_load (cfg)))
      64              :   {
      65            0 :     fprintf (stderr,
      66              :              "Failed to initialize database plugin.\n");
      67            0 :     global_ret = 1;
      68            0 :     GNUNET_CONFIGURATION_destroy (cfg);
      69            0 :     return;
      70              :   }
      71           15 :   if (reset_db)
      72              :   {
      73           15 :     if (GNUNET_OK !=
      74           15 :         plugin->drop_tables (plugin->cls))
      75              :     {
      76            1 :       GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
      77              :                   "Failed to reset the database\n");
      78              :     }
      79              :   }
      80           15 :   if (gc_db)
      81              :   {
      82            0 :     if (GNUNET_OK !=
      83            0 :         plugin->gc (plugin->cls))
      84              :     {
      85            0 :       global_ret = 1;
      86            0 :       GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
      87              :                   "Failed to garbage collect database\n");
      88              :     }
      89              :   }
      90              :   else
      91              :   {
      92           15 :     if (GNUNET_OK !=
      93           15 :         plugin->create_tables (plugin->cls))
      94              :     {
      95            0 :       global_ret = 1;
      96            0 :       GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
      97              :                   "Failed to initialize tables\n");
      98              :     }
      99              :   }
     100           15 :   TALER_MERCHANTDB_plugin_unload (plugin);
     101           15 :   GNUNET_CONFIGURATION_destroy (cfg);
     102              : }
     103              : 
     104              : 
     105              : /**
     106              :  * The main function of the database initialization tool.
     107              :  * Used to initialize the Taler Exchange's database.
     108              :  *
     109              :  * @param argc number of arguments from the command line
     110              :  * @param argv command line arguments
     111              :  * @return 0 ok, 1 on error
     112              :  */
     113              : int
     114           15 : main (int argc,
     115              :       char *const *argv)
     116              : {
     117           15 :   struct GNUNET_GETOPT_CommandLineOption options[] = {
     118           15 :     GNUNET_GETOPT_option_flag ('g',
     119              :                                "gc",
     120              :                                "garbage collect database",
     121              :                                &gc_db),
     122           15 :     GNUNET_GETOPT_option_flag ('r',
     123              :                                "reset",
     124              :                                "reset database (DANGEROUS: all existing data is lost!)",
     125              :                                &reset_db),
     126              : 
     127           15 :     GNUNET_GETOPT_option_version (PACKAGE_VERSION "-" VCS_VERSION),
     128              :     GNUNET_GETOPT_OPTION_END
     129              :   };
     130              :   enum GNUNET_GenericReturnValue ret;
     131              : 
     132           15 :   ret = GNUNET_PROGRAM_run (
     133              :     TALER_MERCHANT_project_data (),
     134              :     argc, argv,
     135              :     "taler-merchant-dbinit",
     136              :     gettext_noop ("Initialize Taler merchant database"),
     137              :     options,
     138              :     &run, NULL);
     139           15 :   if (GNUNET_SYSERR == ret)
     140            0 :     return 3;
     141           15 :   if (GNUNET_NO == ret)
     142            0 :     return 0;
     143           15 :   return global_ret;
     144              : }
     145              : 
     146              : 
     147              : /* end of taler-merchant-dbinit.c */