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/*
This file is part of GNUnet.
Copyright (C) 2009, 2010 GNUnet e.V.
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., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
/**
* @file transport/test_transport_api_limited_sockets.c
* @brief base test case for transport implementations
*
* This test case serves as a base for tcp, udp, and udp-nat
* transport test cases. Based on the executable being run
* the correct test case will be performed. Conservation of
* C code apparently.
*/
#include "platform.h"
#include "gnunet_transport_service.h"
#include "transport-testing.h"
/**
* How long until we give up on transmitting the message?
*/
#define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 300)
/**
* How long until we give up on transmitting the message?
*/
#define TIMEOUT_TRANSMIT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 60)
#define MTYPE 12345
#define MAX_FILES 50
#if HAVE_SETRLIMIT
static struct GNUNET_TRANSPORT_TransmitHandle *th;
static struct GNUNET_TRANSPORT_TESTING_ConnectCheckContext *ccc;
static void
notify_receive (void *cls,
struct GNUNET_TRANSPORT_TESTING_PeerContext *receiver,
const struct GNUNET_PeerIdentity *sender,
const struct GNUNET_MessageHeader *message)
{
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Received message of type %d from peer %s!\n",
ntohs (message->type),
GNUNET_i2s (sender));
if ((MTYPE == ntohs (message->type)) &&
(sizeof (struct GNUNET_MessageHeader) == ntohs (message->size)))
{
ccc->global_ret = GNUNET_OK;
}
else
{
GNUNET_break (0);
}
GNUNET_SCHEDULER_shutdown ();
}
static size_t
notify_ready (void *cls, size_t size, void *buf)
{
struct GNUNET_TRANSPORT_TESTING_PeerContext *p = cls;
struct GNUNET_MessageHeader *hdr;
th = NULL;
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Transmitting message with %u bytes to peer %s\n",
(unsigned int) sizeof (struct GNUNET_MessageHeader),
GNUNET_i2s (&p->id));
GNUNET_assert (size >= 256);
if (buf != NULL)
{
hdr = buf;
hdr->size = htons (sizeof (struct GNUNET_MessageHeader));
hdr->type = htons (MTYPE);
}
return sizeof (struct GNUNET_MessageHeader);
}
static void
notify_disconnect (void *cls,
struct GNUNET_TRANSPORT_TESTING_PeerContext *me,
const struct GNUNET_PeerIdentity *other)
{
GNUNET_TRANSPORT_TESTING_log_disconnect (cls,
me,
other);
if (NULL != th)
{
GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
th = NULL;
}
}
static void
custom_shutdown (void *cls)
{
if (NULL != th)
{
GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
th = NULL;
}
}
static void
sendtask (void *cls)
{
th = GNUNET_TRANSPORT_notify_transmit_ready (ccc->p[0]->th,
&ccc->p[1]->id,
256,
TIMEOUT,
¬ify_ready,
ccc->p[0]);
}
int
main (int argc, char *argv[])
{
struct GNUNET_TRANSPORT_TESTING_ConnectCheckContext my_ccc = {
.connect_continuation = &sendtask,
.config_file = "test_transport_api_data.conf",
.rec = ¬ify_receive,
.nc = &GNUNET_TRANSPORT_TESTING_log_connect,
.nd = ¬ify_disconnect,
.shutdown_task = &custom_shutdown,
.timeout = TIMEOUT
};
struct rlimit r_file_old;
struct rlimit r_file_new;
int res;
res = getrlimit (RLIMIT_NOFILE,
&r_file_old);
r_file_new.rlim_cur = MAX_FILES;
r_file_new.rlim_max = r_file_old.rlim_max;
res = setrlimit (RLIMIT_NOFILE,
&r_file_new);
if (0 != res)
{
fprintf (stderr,
"Setting limit failed: %s\n",
strerror (errno));
return 77;
}
ccc = &my_ccc;
ccc->global_ret = GNUNET_SYSERR;
if (GNUNET_OK !=
GNUNET_TRANSPORT_TESTING_main (2,
&GNUNET_TRANSPORT_TESTING_connect_check,
ccc))
return 1;
return 0;
}
#else
/* cannot setrlimit */
int
main (int argc, char *argv[])
{
fprintf (stderr, "Cannot run test on this system\n");
return 0;
}
#endif
/* end of test_transport_api_limited_sockets.c */
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