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/*
This file is part of GNUnet
Copyright (C) 2008--2013 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 testbed/test_testbed_logger_api.c
* @brief testcases for the testbed logger api
* @author Sree Harsha Totakura
*/
#include "platform.h"
#include "gnunet_util_lib.h"
#include "gnunet_testing_lib.h"
#include "gnunet_testbed_logger_service.h"
/**
* Generic logging shortcut
*/
#define LOG(kind,...) \
GNUNET_log (kind, __VA_ARGS__)
/**
* Relative time seconds shorthand
*/
#define TIME_REL_SECS(sec) \
GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, sec)
/**
* Opaque handle for the logging service
*/
static struct GNUNET_TESTBED_LOGGER_Handle *h;
static struct GNUNET_TESTING_Peer *peer;
static char *search_dir;
/**
* Abort task identifier
*/
static struct GNUNET_SCHEDULER_Task * abort_task;
static struct GNUNET_SCHEDULER_Task * write_task;
static int result;
#define CANCEL_TASK(task) do { \
if (NULL != task) \
{ \
GNUNET_SCHEDULER_cancel (task); \
task = NULL; \
} \
} while (0)
/**
* shortcut to exit during failure
*/
#define FAIL_TEST(cond, ret) do { \
if (!(cond)) { \
GNUNET_break(0); \
CANCEL_TASK (abort_task); \
abort_task = GNUNET_SCHEDULER_add_now (&do_abort, NULL); \
ret; \
} \
} while (0)
/**
* Shutdown nicely
*
* @param cls NULL
* @param tc the task context
*/
static void
shutdown_now ()
{
CANCEL_TASK (abort_task);
CANCEL_TASK (write_task);
GNUNET_free_non_null (search_dir);
if (NULL != h)
GNUNET_TESTBED_LOGGER_disconnect (h);
GNUNET_SCHEDULER_shutdown ();
}
static void
do_abort (void *cls)
{
LOG (GNUNET_ERROR_TYPE_WARNING, "Aborting\n");
abort_task = NULL;
shutdown_now ();
}
#define BSIZE 1024
/**
* Function called to iterate over a directory.
*
* @param cls closure
* @param filename complete filename (absolute path)
*/
static void
iterator_cb (void *cls,
const char *filename)
{
const char *fn;
size_t len;
uint64_t fs;
int cancel;
cancel = GNUNET_NO;
if (NULL == filename)
return;
len = strlen (filename);
if (len < 5) /* log file: `pid'.dat */
return;
fn = filename + len;
if (0 != strcasecmp (".dat", fn - 4))
return;
if (GNUNET_OK != GNUNET_DISK_file_size (filename, &fs,
GNUNET_NO, GNUNET_YES))
return;
if ((BSIZE * 2) != fs) /* The file size should be equal to what we
have written */
return;
cancel = GNUNET_YES;
result = GNUNET_OK;
}
/**
* Functions of this type are called to notify a successful transmission of the
* message to the logger service
*
* @param cls the closure given to GNUNET_TESTBED_LOGGER_send()
* @param size the amount of data sent
*/
static void
flush_comp (void *cls, size_t size)
{
FAIL_TEST (&write_task == cls, return);
FAIL_TEST ((BSIZE * 2) == size, return);
FAIL_TEST (GNUNET_OK == GNUNET_TESTING_peer_stop (peer), return);
FAIL_TEST (GNUNET_SYSERR !=
GNUNET_DISK_directory_scan (search_dir,
&iterator_cb,
NULL),
return);
shutdown_now ();
}
static void
do_write (void *cls)
{
static int i;
char buf[BSIZE];
write_task = NULL;
if (0 == i)
write_task = GNUNET_SCHEDULER_add_delayed (TIME_REL_SECS(1),
&do_write,
NULL);
(void) memset (buf, i, BSIZE);
GNUNET_TESTBED_LOGGER_write (h, buf, BSIZE);
if (0 == i++)
return;
GNUNET_TESTBED_LOGGER_flush (h,
GNUNET_TIME_UNIT_FOREVER_REL,
&flush_comp, &write_task);
}
/**
* Signature of the 'main' function for a (single-peer) testcase that
* is run using #GNUNET_TESTING_peer_run().
*
* @param cls closure
* @param cfg configuration of the peer that was started
* @param peer identity of the peer that was created
*/
static void
test_main (void *cls,
const struct GNUNET_CONFIGURATION_Handle *cfg,
struct GNUNET_TESTING_Peer *p)
{
FAIL_TEST (NULL != (h = GNUNET_TESTBED_LOGGER_connect (cfg)), return);
FAIL_TEST (GNUNET_OK == GNUNET_CONFIGURATION_get_value_filename
(cfg, "testbed-logger", "dir", &search_dir), return);
peer = p;
write_task = GNUNET_SCHEDULER_add_now (&do_write, NULL);
abort_task = GNUNET_SCHEDULER_add_delayed (TIME_REL_SECS (10),
&do_abort, NULL);
}
/**
* Main function
*/
int
main (int argc, char **argv)
{
int ret;
result = GNUNET_SYSERR;
ret = GNUNET_TESTING_service_run ("test-testbed-logger",
"testbed-logger",
"test_testbed_logger_api.conf",
&test_main,
NULL);
if (0 != ret)
return 1;
if (GNUNET_OK != result)
return 2;
return 0;
}
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