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/*
This file is part of GNUnet
(C) 2012 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 2, 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 consensus/gnunet-consensus-start-peers.c
* @brief Starts peers with testebed on localhost,
* prints their configuration files and waits for ^C.
* @author Florian Dold
*/
#include "platform.h"
#include "gnunet_util_lib.h"
#include "gnunet_testbed_service.h"
static char *config_template_file;
static unsigned int num_peers_requested = 2;
static struct GNUNET_TESTBED_Peer **peers;
/**
* Callback to be called when the requested peer information is available
*
* @param cb_cls the closure from GNUNET_TETSBED_peer_get_information()
* @param op the operation this callback corresponds to
* @param pinfo the result; will be NULL if the operation has failed
* @param emsg error message if the operation has failed; will be NULL if the
* operation is successfull
*/
static void
peer_info_cb (void *cb_cls,
struct GNUNET_TESTBED_Operation
*op,
const struct
GNUNET_TESTBED_PeerInformation
*pinfo,
const char *emsg)
{
GNUNET_assert (NULL == emsg);
if (pinfo->pit == GNUNET_TESTBED_PIT_IDENTITY)
{
struct GNUNET_CRYPTO_HashAsciiEncoded enc;
GNUNET_CRYPTO_hash_to_enc (&pinfo->result.id->hashPubKey, &enc);
printf("peer %td identity:\n", ((struct GNUNET_TESTBED_Peer **) cb_cls) - &peers[0]);
printf("%s\n", (char *)&enc);
}
else if (pinfo->pit == GNUNET_TESTBED_PIT_CONFIGURATION)
{
char *tmpfilename;
if (NULL == (tmpfilename = GNUNET_DISK_mktemp ("gnunet-consensus")))
{
GNUNET_break (0);
GNUNET_SCHEDULER_shutdown ();
return;
}
if (GNUNET_SYSERR ==
GNUNET_CONFIGURATION_write (pinfo->result.cfg,
tmpfilename))
{
GNUNET_break (0);
return;
}
printf("peer %td config file:\n", ((struct GNUNET_TESTBED_Peer **) cb_cls) - &peers[0]);
printf("%s\n", tmpfilename);
}
else
{
GNUNET_assert (0);
}
}
/**
* Signature of the event handler function called by the
* respective event controller.
*
* @param cls closure
* @param event information about the event
*/
static void
controller_cb(void *cls,
const struct GNUNET_TESTBED_EventInformation *event)
{
GNUNET_assert (0);
}
static void
test_master (void *cls,
unsigned int num_peers,
struct GNUNET_TESTBED_Peer **started_peers)
{
int i;
printf("started %d peers\n", num_peers);
peers = started_peers;
for (i = 0; i < num_peers; i++)
{
GNUNET_TESTBED_peer_get_information (peers[i],
GNUNET_TESTBED_PIT_IDENTITY,
peer_info_cb,
&peers[i]);
GNUNET_TESTBED_peer_get_information (peers[i],
GNUNET_TESTBED_PIT_CONFIGURATION,
peer_info_cb,
&peers[i]);
}
}
static void
run (void *cls, char *const *args, const char *cfgfile,
const struct GNUNET_CONFIGURATION_Handle *config)
{
if (NULL == config_template_file)
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "no template file specified\n");
return;
}
(void) GNUNET_TESTBED_test_run ("gnunet-consensus-start-peers",
config_template_file,
num_peers_requested,
0,
controller_cb,
NULL,
test_master,
NULL);
}
int
main (int argc, char **argv)
{
static const struct GNUNET_GETOPT_CommandLineOption options[] = {
{ 't', "config-template", "TEMPLATE",
gettext_noop ("start peers with the given template configuration"),
GNUNET_YES, &GNUNET_GETOPT_set_string, &config_template_file },
{ 'n', "num-peers", "NUM",
gettext_noop ("number of peers to start"),
GNUNET_YES, &GNUNET_GETOPT_set_uint, &num_peers_requested },
GNUNET_GETOPT_OPTION_END
};
/* run without scheduler, as test_run already does this */
GNUNET_PROGRAM_run2 (argc, argv, "gnunet-consensus-start-peers",
"help",
options, &run, NULL, GNUNET_YES);
return 0;
}
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