exchange/src/testing/testing_api_cmd_exec_wirewatch.c
2021-11-19 10:57:27 +01:00

164 lines
4.1 KiB
C

/*
This file is part of TALER
Copyright (C) 2018 Taler Systems SA
TALER 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.
TALER 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 TALER; see the file COPYING. If not, see
<http://www.gnu.org/licenses/>
*/
/**
* @file testing/testing_api_cmd_exec_wirewatch.c
* @brief run the taler-exchange-wirewatch command
* @author Christian Grothoff
* @author Marcello Stanisci
*/
#include "platform.h"
#include "taler_json_lib.h"
#include <gnunet/gnunet_curl_lib.h>
#include "taler_signatures.h"
#include "taler_testing_lib.h"
/**
* State for a "wirewatch" CMD.
*/
struct WirewatchState
{
/**
* Process for the wirewatcher.
*/
struct GNUNET_OS_Process *wirewatch_proc;
/**
* Configuration file used by the wirewatcher.
*/
const char *config_filename;
};
/**
* Run the command; use the `taler-exchange-wirewatch' program.
*
* @param cls closure.
* @param cmd command currently being executed.
* @param is interpreter state.
*/
static void
wirewatch_run (void *cls,
const struct TALER_TESTING_Command *cmd,
struct TALER_TESTING_Interpreter *is)
{
struct WirewatchState *ws = cls;
(void) cmd;
ws->wirewatch_proc
= GNUNET_OS_start_process (GNUNET_OS_INHERIT_STD_ALL,
NULL, NULL, NULL,
"taler-exchange-wirewatch",
"taler-exchange-wirewatch",
"-c", ws->config_filename,
"-S", "1",
"-w", "0",
"-t", /* exit when done */
NULL);
if (NULL == ws->wirewatch_proc)
{
GNUNET_break (0);
TALER_TESTING_interpreter_fail (is);
return;
}
TALER_TESTING_wait_for_sigchld (is);
}
/**
* Free the state of a "wirewatch" CMD, and possibly
* kills its process if it did not terminate regularly.
*
* @param cls closure.
* @param cmd the command being freed.
*/
static void
wirewatch_cleanup (void *cls,
const struct TALER_TESTING_Command *cmd)
{
struct WirewatchState *ws = cls;
(void) cmd;
if (NULL != ws->wirewatch_proc)
{
GNUNET_break (0 ==
GNUNET_OS_process_kill (ws->wirewatch_proc,
SIGKILL));
GNUNET_OS_process_wait (ws->wirewatch_proc);
GNUNET_OS_process_destroy (ws->wirewatch_proc);
ws->wirewatch_proc = NULL;
}
GNUNET_free (ws);
}
/**
* Offer "wirewatch" CMD internal data to other commands.
*
* @param cls closure.
* @param[out] ret result.
* @param trait name of the trait.
* @param index index number of the object to offer.
* @return #GNUNET_OK on success.
*/
static enum GNUNET_GenericReturnValue
wirewatch_traits (void *cls,
const void **ret,
const char *trait,
unsigned int index)
{
struct WirewatchState *ws = cls;
struct TALER_TESTING_Trait traits[] = {
TALER_TESTING_make_trait_process (&ws->wirewatch_proc),
TALER_TESTING_trait_end ()
};
return TALER_TESTING_get_trait (traits,
ret,
trait,
index);
}
struct TALER_TESTING_Command
TALER_TESTING_cmd_exec_wirewatch (const char *label,
const char *config_filename)
{
struct WirewatchState *ws;
ws = GNUNET_new (struct WirewatchState);
ws->config_filename = config_filename;
{
struct TALER_TESTING_Command cmd = {
.cls = ws,
.label = label,
.run = &wirewatch_run,
.cleanup = &wirewatch_cleanup,
.traits = &wirewatch_traits
};
return cmd;
}
}
/* end of testing_api_cmd_exec_wirewatch.c */