/*
This file is part of GNUnet.
Copyright (C) 2012, 2013, 2014, 2019, 2022 GNUnet e.V.
GNUnet is free software: you can redistribute it and/or modify it
under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License,
or (at your option) any later version.
GNUnet 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
Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see .
SPDX-License-Identifier: AGPL3.0-or-later
*/
/**
* @file gnunet-namestore-dbtool.c
* @brief command line tool to manipulate the database backends for the namestore
* @author Martin Schanzenbach
*
*/
#include "platform.h"
#include
#include
/**
* Name of the plugin argument
*/
static char *pluginname;
/**
* Reset argument
*/
static int reset;
/**
* Initialize argument
*/
static int init;
/**
* Return code
*/
static int ret = 0;
/**
* Task run on shutdown. Cleans up everything.
*
* @param cls unused
*/
static void
do_shutdown (void *cls)
{
(void) cls;
if (NULL != pluginname)
GNUNET_free (pluginname);
}
/**
* 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)
{
char *db_lib_name;
struct GNUNET_NAMESTORE_PluginFunctions *plugin;
(void) cls;
(void) args;
(void) cfgfile;
if (NULL != args[0])
GNUNET_log (
GNUNET_ERROR_TYPE_WARNING,
_ ("Superfluous command line arguments (starting with `%s') ignored\n"),
args[0]);
GNUNET_SCHEDULER_add_shutdown (&do_shutdown,
(void *) cfg);
if (NULL == pluginname)
{
fprintf (stderr, "No plugin given!\n");
ret = 1;
GNUNET_SCHEDULER_shutdown ();
return;
}
GNUNET_asprintf (&db_lib_name,
"libgnunet_plugin_namestore_%s",
pluginname);
plugin = GNUNET_PLUGIN_load (db_lib_name, (void *) cfg);
if (NULL == plugin)
{
fprintf (stderr,
"Failed to load %s!\n",
db_lib_name);
ret = 1;
GNUNET_SCHEDULER_shutdown ();
GNUNET_free (db_lib_name);
return;
}
if (reset)
{
if (GNUNET_OK !=
plugin->drop_tables (plugin->cls))
{
fprintf (stderr,
"Failed to reset database\n");
ret = 1;
GNUNET_free (db_lib_name);
GNUNET_SCHEDULER_shutdown ();
return;
}
}
if (init || reset)
{
if (GNUNET_OK !=
plugin->create_tables (plugin->cls))
{
fprintf (stderr,
"Failed to initialize database\n");
ret = 1;
GNUNET_free (db_lib_name);
GNUNET_SCHEDULER_shutdown ();
return;
}
}
GNUNET_SCHEDULER_shutdown ();
GNUNET_break (NULL == GNUNET_PLUGIN_unload (db_lib_name,
plugin));
GNUNET_free (db_lib_name);
}
/**
* The main function for gnunet-namestore-dbtool.
*
* @param argc number of arguments from the command line
* @param argv command line arguments
* @return 0 ok, 1 on error
*/
int
main (int argc, char *const *argv)
{
struct GNUNET_GETOPT_CommandLineOption options[] = {
GNUNET_GETOPT_option_flag ('i', "init",
gettext_noop ("initialize database"),
&init),
GNUNET_GETOPT_option_flag ('r',
"reset",
gettext_noop (
"reset database (DANGEROUS: All existing data is lost!"),
&reset),
GNUNET_GETOPT_option_string (
'p',
"plugin",
"PLUGIN",
gettext_noop (
"the namestore plugin to work with, e.g. 'sqlite'"),
&pluginname),
GNUNET_GETOPT_OPTION_END
};
int lret;
if (GNUNET_OK !=
GNUNET_STRINGS_get_utf8_args (argc, argv,
&argc, &argv))
return 2;
GNUNET_log_setup ("gnunet-namestore-dbtool",
"WARNING",
NULL);
if (GNUNET_OK !=
(lret = GNUNET_PROGRAM_run (argc,
argv,
"gnunet-namestore-dbtool",
_ (
"GNUnet namestore database manipulation tool"),
options,
&run,
NULL)))
{
GNUNET_free_nz ((void *) argv);
return lret;
}
GNUNET_free_nz ((void *) argv);
return ret;
}