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/*
This file is part of GNUnet.
(C) 2001, 2002, 2004, 2005, 2006, 2007, 2009 Christian Grothoff (and other contributing authors)
GNUnet 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.
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
General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNUnet; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
/**
* @file testing/gnunet-testing.c
* @brief tool to use testing functionality from cmd line
* @author Christian Grothoff
*/
#include "platform.h"
#include "gnunet_util_lib.h"
#include "gnunet_testing_lib.h"
#define HOSTKEYFILESIZE 1024
/**
* Final status code.
*/
static int ret;
static char *create_hostkey;
static int create_cfg;
static unsigned int create_no;
static char *create_cfg_template;
static int
create_unique_cfgs (const char * template, const unsigned int no)
{
struct GNUNET_TESTING_System *system;
int fail;
unsigned int cur;
char *cur_file;
struct GNUNET_CONFIGURATION_Handle *cfg_new;
struct GNUNET_CONFIGURATION_Handle *cfg_tmpl;
if (GNUNET_NO == GNUNET_DISK_file_test(template))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Configuration template `%s': file not found\n", create_cfg_template);
return 1;
}
cfg_tmpl = GNUNET_CONFIGURATION_create();
/* load template */
if ((create_cfg_template != NULL) && (GNUNET_OK != GNUNET_CONFIGURATION_load(cfg_tmpl, create_cfg_template)))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Could not load template `%s'\n", create_cfg_template);
GNUNET_CONFIGURATION_destroy (cfg_tmpl);
return 1;
}
/* load defaults */
if (GNUNET_OK != GNUNET_CONFIGURATION_load (cfg_tmpl, NULL))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Could not load template `%s'\n", create_cfg_template);
GNUNET_CONFIGURATION_destroy (cfg_tmpl);
return 1;
}
fail = GNUNET_NO;
system = GNUNET_TESTING_system_create ("testing", NULL /* controller */, NULL);
for (cur = 0; cur < no; cur++)
{
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Creating configuration no. %u \n", cur);
if (create_cfg_template != NULL)
GNUNET_asprintf (&cur_file,"%04u-%s",cur, create_cfg_template);
else
GNUNET_asprintf (&cur_file,"%04u%s",cur, ".conf");
cfg_new = GNUNET_CONFIGURATION_dup (cfg_tmpl);
if (GNUNET_OK !=
GNUNET_TESTING_configuration_create (system, cfg_new))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Could not create another configuration\n");
GNUNET_CONFIGURATION_destroy (cfg_new);
fail = GNUNET_YES;
break;
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Writing configuration no. %u to file `%s' \n", cur, cur_file);
if (GNUNET_OK != GNUNET_CONFIGURATION_write(cfg_new, cur_file))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to write configuration no. %u \n", cur);
fail = GNUNET_YES;
}
GNUNET_CONFIGURATION_destroy (cfg_new);
GNUNET_free (cur_file);
if (GNUNET_YES == fail)
break;
}
GNUNET_CONFIGURATION_destroy(cfg_tmpl);
GNUNET_TESTING_system_destroy (system, GNUNET_NO);
if (GNUNET_YES == fail)
return 1;
return 0;
}
static int
create_hostkeys (const unsigned int no)
{
static char pad[HOSTKEYFILESIZE];
struct GNUNET_TESTING_System *system;
struct GNUNET_PeerIdentity id;
struct GNUNET_DISK_FileHandle *fd;
struct GNUNET_CRYPTO_EccPrivateKey *pk;
struct GNUNET_CRYPTO_EccPrivateKeyBinaryEncoded *pkb;
ssize_t ret;
system = GNUNET_TESTING_system_create ("testing", NULL, NULL);
pk = GNUNET_TESTING_hostkey_get (system, create_no, &id);
if (NULL == pk)
{
fprintf (stderr, _("Could not extract hostkey %u (offset too large?)\n"), create_no);
GNUNET_TESTING_system_destroy (system, GNUNET_YES);
return 1;
}
(void) GNUNET_DISK_directory_create_for_file (create_hostkey);
fd = GNUNET_DISK_file_open (create_hostkey,
GNUNET_DISK_OPEN_READWRITE |
GNUNET_DISK_OPEN_CREATE,
GNUNET_DISK_PERM_USER_READ |
GNUNET_DISK_PERM_USER_WRITE);
GNUNET_assert (fd != NULL);
pkb = GNUNET_CRYPTO_ecc_encode_key (pk);
ret = GNUNET_DISK_file_write (fd, pkb,
ntohs (pkb->size));
GNUNET_assert (ntohs (pkb->size) == ret);
GNUNET_assert (ntohs (pkb->size) < HOSTKEYFILESIZE);
GNUNET_assert (HOSTKEYFILESIZE - ret ==
GNUNET_DISK_file_write (fd, pad,
HOSTKEYFILESIZE - ret));
GNUNET_assert (GNUNET_OK == GNUNET_DISK_file_close (fd));
GNUNET_log_from (GNUNET_ERROR_TYPE_DEBUG, "transport-testing",
"Wrote hostkey to file: `%s'\n", create_hostkey);
GNUNET_free (pkb);
GNUNET_CRYPTO_ecc_key_free (pk);
GNUNET_TESTING_system_destroy (system, GNUNET_YES);
return 0;
}
/**
* Main function that will be run by the scheduler.
*
* @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)
{
/* main code here */
if (GNUNET_YES == create_cfg)
{
if (create_no > 0)
{
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Creating %u configuration files based on template `%s'\n", create_no, create_cfg_template);
ret = create_unique_cfgs (create_cfg_template, create_no);
}
else
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Missing arguments! \n");
ret = 1;
}
}
if (NULL != create_hostkey)
{
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Extracting hostkey %u\n", create_no);
ret = create_hostkeys (create_no);
}
GNUNET_free_non_null (create_cfg_template);
}
/**
* The main function.
*
* @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)
{
static const struct GNUNET_GETOPT_CommandLineOption options[] = {
{'C', "cfg", NULL, gettext_noop ("create unique configuration files"),
GNUNET_NO, &GNUNET_GETOPT_set_one, &create_cfg},
{'k', "key", "FILENAME", gettext_noop ("extract hostkey file from pre-computed hostkey list"),
GNUNET_YES, &GNUNET_GETOPT_set_string, &create_hostkey},
{'n', "number", "NUMBER", gettext_noop ("number of unique configuration files to create, or number of the hostkey to extract"),
GNUNET_YES, &GNUNET_GETOPT_set_uint, &create_no},
{'t', "template", "FILENAME", gettext_noop ("configuration template"),
GNUNET_YES, &GNUNET_GETOPT_set_string, &create_cfg_template},
GNUNET_GETOPT_OPTION_END
};
if (GNUNET_OK != GNUNET_STRINGS_get_utf8_args (argc, argv, &argc, &argv))
return 2;
ret = (GNUNET_OK ==
GNUNET_PROGRAM_run (argc, argv, "gnunet-testing",
gettext_noop ("Command line tool to access the testing library"), options, &run,
NULL)) ? ret : 1;
GNUNET_free ((void*) argv);
return ret;
}
/* end of gnunet-testing.c */
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