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/*
This file is part of GNUnet.
Copyright (C) 2010, 2011, 2014, 2017 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 src/setup/gnunet-setup-transport-test.c
* @brief support for testing transport configurations
* @author Christian Grothoff
*/
#include "gnunet-setup.h"
#include <gnunet/gnunet_resolver_service.h>
#include <gnunet/gnunet_nat_auto_service.h>
/**
* How long do we wait for the NAT test to report success?
*/
#define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 2)
/**
* Data structure we keep for NAT tests that run asynchronously until
* #TIMEOUT or shutdown.
*/
struct TestContext
{
/**
* Handle to the active NAT test.
*/
struct GNUNET_NAT_AUTO_Test *tst;
/**
* Timeout task.
*/
struct GNUNET_SCHEDULER_Task *tt;
/**
* Shutdown task.
*/
struct GNUNET_SCHEDULER_Task *st;
/**
* Name of widget to show on success.
*/
const char *success_image;
/**
* Name of widget to show on failure.
*/
const char *failure_image;
};
/**
* Display the result of the test.
*
* @param tc test context
* @param result #GNUNET_YES on success
*/
static void
display_test_result (struct TestContext *tc,
int result)
{
GObject *w;
if (GNUNET_YES != result)
{
w = GNUNET_SETUP_get_object (tc->failure_image);
if (NULL != w)
gtk_widget_show (GTK_WIDGET (w));
w = GNUNET_SETUP_get_object (tc->success_image);
if (NULL != w)
gtk_widget_hide (GTK_WIDGET (w));
}
else
{
w = GNUNET_SETUP_get_object (tc->failure_image);
if (NULL != w)
gtk_widget_hide (GTK_WIDGET (w));
w = GNUNET_SETUP_get_object (tc->success_image);
if (NULL != w)
gtk_widget_show (GTK_WIDGET (w));
}
if (NULL != tc->tst)
{
GNUNET_NAT_AUTO_test_stop (tc->tst);
tc->tst = NULL;
}
GNUNET_free (tc);
}
/**
* Task run on timeout.
*
* @param cls the `struct TestContext`
*/
static void
timeout_task (void *cls)
{
struct TestContext *tc = cls;
tc->tt = NULL;
GNUNET_SCHEDULER_cancel (tc->st);
tc->st = NULL;
display_test_result (tc,
GNUNET_SYSERR);
}
/**
* Task run on shutdown.
*
* @param cls the `struct TestContext`
*/
static void
shutdown_task (void *cls)
{
struct TestContext *tc = cls;
tc->st = NULL;
GNUNET_SCHEDULER_cancel (tc->tt);
GNUNET_NAT_AUTO_test_stop (tc->tst);
GNUNET_free (tc);
}
/**
* Function called by NAT on success.
* Clean up and update GUI (with success).
*
* @param cls test context
* @param result status code for the NAT test
*/
static void
result_callback (void *cls,
enum GNUNET_NAT_StatusCode result)
{
struct TestContext *tc = cls;
GNUNET_SCHEDULER_cancel (tc->tt);
tc->tt = NULL;
GNUNET_SCHEDULER_cancel (tc->st);
tc->st = NULL;
display_test_result (tc,
(GNUNET_NAT_ERROR_SUCCESS == result)
? GNUNET_OK
: GNUNET_SYSERR);
}
/**
* Function called whenever the user wants to test a
* transport configuration.
*
* @param section_name section with the port numbers
* @param proto IPPROTO_TCP or IPPROTO_UDP
* @param success_image image to show on success
* @param failure_image image to show on failure
*/
void
GNUNET_setup_transport_test (const char *section_name,
int proto,
const char *success_image,
const char *failure_image)
{
struct TestContext *tc;
GtkWidget *w;
tc = GNUNET_new (struct TestContext);
tc->success_image = success_image;
tc->failure_image = failure_image;
w = GTK_WIDGET (GNUNET_SETUP_get_object (success_image));
gtk_widget_hide (w);
GNUNET_assert (NULL != cfg);
GNUNET_RESOLVER_connect (cfg);
tc->tt = GNUNET_SCHEDULER_add_delayed (TIMEOUT,
&timeout_task,
tc);
tc->st = GNUNET_SCHEDULER_add_shutdown (&shutdown_task,
tc);
tc->tst = GNUNET_NAT_AUTO_test_start (cfg,
proto,
section_name,
&result_callback,
tc);
}
/* end of gnunet-setup-transport-test.c */
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