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/*
This file is part of TALER
Copyright (C) 2019 Taler Systems SA
TALER is free software; you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation; either version 3, or (at your option) any later version.
TALER is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with
TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
/**
* @file util/sync-dbinit.c
* @brief Create tables for the sync database.
* @author Christian Grothoff
*/
#include "platform.h"
#include <gnunet/gnunet_util_lib.h>
#include "sync_util.h"
#include "sync_database_lib.h"
/**
* Return value from main().
*/
static int global_ret;
/**
* -r option: do full DB reset
*/
static int reset_db;
/**
* -g option: do GC reset
*/
static int gc_db;
/**
* Main function that will be run.
*
* @param cls closure
* @param args remaining command-line arguments
* @param cfgfile name of the configuration file used (for saving, can be NULL!)
* @param cfg configuration
*/
static void
run (void *cls,
char *const *args,
const char *cfgfile,
const struct GNUNET_CONFIGURATION_Handle *cfg)
{
struct SYNC_DatabasePlugin *plugin;
if (NULL ==
(plugin = SYNC_DB_plugin_load (cfg)))
{
fprintf (stderr,
"Failed to initialize database plugin.\n");
global_ret = EXIT_NOTINSTALLED;
return;
}
if (reset_db)
{
if (GNUNET_OK != plugin->drop_tables (plugin->cls))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"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");
}
}
if (GNUNET_OK !=
plugin->create_tables (plugin->cls))
{
global_ret = EXIT_FAILURE;
SYNC_DB_plugin_unload (plugin);
return;
}
if (gc_db)
{
struct GNUNET_TIME_Absolute now;
struct GNUNET_TIME_Absolute ancient;
now = GNUNET_TIME_absolute_get ();
ancient = GNUNET_TIME_absolute_subtract (now,
GNUNET_TIME_relative_multiply (
GNUNET_TIME_UNIT_YEARS,
6));
if (0 >
plugin->gc (plugin->cls,
now,
ancient))
{
fprintf (stderr,
"Garbage collection failed!\n");
global_ret = EXIT_FAILURE;
}
}
SYNC_DB_plugin_unload (plugin);
}
/**
* The main function of the database initialization tool.
* Used to initialize the Sync' database.
*
* @param argc number of arguments from the command line
* @param argv command line arguments
* @return 0 ok, non-zero on error
*/
int
main (int argc,
char *const *argv)
{
struct GNUNET_GETOPT_CommandLineOption options[] = {
GNUNET_GETOPT_option_flag ('r',
"reset",
"reset database (DANGEROUS: all existing data is lost!)",
&reset_db),
GNUNET_GETOPT_option_flag ('g',
"garbagecollect",
"remove state data from database",
&gc_db),
GNUNET_GETOPT_OPTION_END
};
enum GNUNET_GenericReturnValue ret;
/* FIRST get the libtalerutil initialization out
of the way. Then throw that one away, and force
the SYNC defaults to be used! */
(void) TALER_project_data_default ();
GNUNET_OS_init (SYNC_project_data_default ());
ret = GNUNET_PROGRAM_run (argc, argv,
"sync-dbinit",
"Initialize sync database",
options,
&run, NULL);
if (GNUNET_SYSERR == ret)
return EXIT_INVALIDARGUMENT;
if (GNUNET_NO == ret)
return EXIT_SUCCESS;
return global_ret;
}
/* end of sync-dbinit.c */
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