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/*
This file is part of GNUnet
Copyright (C) 2021 GNUnet e.V.
GNUnet is free software: you can redistribute it and/or modify it
under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License,
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
Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
SPDX-License-Identifier: AGPL3.0-or-later
*/
/**
* @file testing_api_cmd_stop_peer.c
* @brief cmd to stop a peer.
* @author t3sserakt
*/
#include "platform.h"
#include "gnunet_util_lib.h"
#include "gnunet_testing_lib.h"
#include "gnunet_testbed_lib.h"
#include "gnunet_testing_transport_lib.h"
/**
* Struct to hold information for callbacks.
*
*/
struct StopPeerState
{
/**
* Label of the cmd to start the peer.
*/
const char *start_label;
};
/**
* The run method of this cmd will stop all services of a peer which were used to test the transport service.
*
*/
static void
stop_peer_run (void *cls,
struct GNUNET_TESTING_Interpreter *is)
{
struct StopPeerState *stop_ps = cls;
const struct GNUNET_TESTING_Command *start_cmd;
struct GNUNET_OS_Process **proc;
start_cmd
= GNUNET_TESTING_interpreter_lookup_command (is,
stop_ps->start_label);
if (NULL == start_cmd)
GNUNET_TESTING_FAIL (is);
/* FIMXE: maybe use the *ARM* handle to stop the peer
and actually _wait_ for it to be down (making this
an asynchronous operation...) instead of just
killing it without waiting for it to be done?
Or use a child wait handle and wait for
completion, and then NULL *proc in start? */
if (GNUNET_OK !=
GNUNET_TESTING_get_trait_process (start_cmd,
&proc))
GNUNET_TESTING_FAIL (is);
if (0 !=
GNUNET_OS_process_kill (*proc,
SIGTERM))
GNUNET_TESTING_FAIL (is);
}
/**
* The cleanup function of this cmd frees resources the cmd allocated.
*
*/
static void
stop_peer_cleanup (void *cls)
{
struct StopPeerState *sps = cls;
GNUNET_free (sps);
}
/**
* Trait function of this cmd does nothing.
*
*/
static int
stop_peer_traits (void *cls,
const void **ret,
const char *trait,
unsigned int index)
{
struct GNUNET_TESTING_Trait traits[] = {
GNUNET_TESTING_trait_end ()
};
(void) cls;
return GNUNET_TESTING_get_trait (traits,
ret,
trait,
index);
}
struct GNUNET_TESTING_Command
GNUNET_TESTING_cmd_stop_peer (const char *label,
const char *start_label)
{
struct StopPeerState *sps;
sps = GNUNET_new (struct StopPeerState);
sps->start_label = start_label;
return GNUNET_TESTING_command_new (sps,
label,
&stop_peer_run,
&stop_peer_cleanup,
&stop_peer_traits);
}
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