147 lines
3.9 KiB
C
147 lines
3.9 KiB
C
/*
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This file is part of TALER
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Copyright (C) 2014, 2015 Taler Systems SA
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TALER is free software; you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation; either version 3, or (at your option) any later version.
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TALER is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
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*/
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/**
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* @file exchange-tools/taler-exchange-dbinit.c
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* @brief Create tables for the exchange database.
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* @author Florian Dold
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*/
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#include "platform.h"
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#include <gnunet/gnunet_util_lib.h>
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#include "taler_exchangedb_lib.h"
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/**
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* Return value from main().
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*/
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static int global_ret;
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/**
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* -r option: do full DB reset
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*/
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static int reset_db;
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/**
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* -g option: garbage collect DB reset
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*/
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static int gc_db;
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/**
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* Main function that will be run.
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*
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* @param cls closure
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* @param args remaining command-line arguments
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* @param cfgfile name of the configuration file used (for saving, can be NULL!)
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* @param cfg configuration
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*/
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static void
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run (void *cls,
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char *const *args,
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const char *cfgfile,
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const struct GNUNET_CONFIGURATION_Handle *cfg)
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{
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struct TALER_EXCHANGEDB_Plugin *plugin;
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(void) cls;
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(void) args;
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(void) cfgfile;
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if (NULL ==
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(plugin = TALER_EXCHANGEDB_plugin_load (cfg)))
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{
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fprintf (stderr,
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"Failed to initialize database plugin.\n");
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global_ret = EXIT_NOTINSTALLED;
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return;
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}
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if (reset_db)
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{
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if (GNUNET_OK != plugin->drop_tables (plugin->cls))
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{
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GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
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"Could not drop tables as requested. Either database was not yet initialized, or permission denied. Consult the logs. Will still try to create new tables.\n");
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}
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}
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if (GNUNET_OK !=
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plugin->create_tables (plugin->cls))
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{
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fprintf (stderr,
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"Failed to initialize database.\n");
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TALER_EXCHANGEDB_plugin_unload (plugin);
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global_ret = EXIT_NOPERMISSION;
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return;
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}
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if (gc_db)
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{
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if (GNUNET_SYSERR == plugin->gc (plugin->cls))
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{
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fprintf (stderr,
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"Garbage collection failed!\n");
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}
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}
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TALER_EXCHANGEDB_plugin_unload (plugin);
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}
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/**
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* The main function of the database initialization tool.
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* Used to initialize the Taler Exchange's database.
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*
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* @param argc number of arguments from the command line
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* @param argv command line arguments
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* @return 0 ok, 1 on error
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*/
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int
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main (int argc,
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char *const *argv)
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{
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const struct GNUNET_GETOPT_CommandLineOption options[] = {
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GNUNET_GETOPT_option_flag ('r',
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"reset",
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"reset database (DANGEROUS: all existing data is lost!)",
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&reset_db),
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GNUNET_GETOPT_option_flag ('g',
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"gc",
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"garbage collect database",
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&gc_db),
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GNUNET_GETOPT_OPTION_END
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};
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enum GNUNET_GenericReturnValue ret;
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if (GNUNET_OK !=
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GNUNET_STRINGS_get_utf8_args (argc, argv,
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&argc, &argv))
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return EXIT_INVALIDARGUMENT;
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/* force linker to link against libtalerutil; if we do
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not do this, the linker may "optimize" libtalerutil
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away and skip #TALER_OS_init(), which we do need */
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TALER_OS_init ();
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ret = GNUNET_PROGRAM_run (
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argc, argv,
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"taler-exchange-dbinit",
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gettext_noop ("Initialize Taler exchange database"),
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options,
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&run, NULL);
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GNUNET_free_nz ((void *) argv);
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if (GNUNET_SYSERR == ret)
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return EXIT_INVALIDARGUMENT;
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if (GNUNET_NO == ret)
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return EXIT_SUCCESS;
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return global_ret;
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}
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/* end of taler-exchange-dbinit.c */
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