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/*
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_helpers_auditor.c
* @brief helper functions
* @author Christian Grothoff
*/
#include "platform.h"
#include "taler_json_lib.h"
#include <gnunet/gnunet_curl_lib.h>
#include "taler_testing_lib.h"
#include "taler_auditor_service.h"
/**
* Closure for #cleanup_auditor.
*/
struct CleanupContext
{
/**
* Where we find the state to clean up.
*/
struct TALER_TESTING_Interpreter *is;
/**
* Next cleanup routine to call, NULL for none.
*/
GNUNET_SCHEDULER_TaskCallback fcb;
/**
* Closure for @e fcb
*/
void *fcb_cls;
};
/**
* Function to clean up the auditor connection.
*
* @param cls a `struct CleanupContext`
*/
static void
cleanup_auditor (void *cls)
{
struct CleanupContext *cc = cls;
struct TALER_TESTING_Interpreter *is = cc->is;
TALER_AUDITOR_disconnect (is->auditor);
is->auditor = NULL;
if (NULL != cc->fcb)
cc->fcb (cc->fcb_cls);
GNUNET_free (cc);
}
/**
* Closure for #auditor_main_wrapper()
*/
struct MainWrapperContext
{
/**
* Main function to launch.
*/
TALER_TESTING_Main main_cb;
/**
* Closure for @e main_cb.
*/
void *main_cb_cls;
/**
* Configuration we use.
*/
const struct GNUNET_CONFIGURATION_Handle *cfg;
/**
* Name of the configuration file.
*/
const char *config_filename;
};
/**
* Function called with information about the auditor.
*
* @param cls closure
* @param hr http response details
* @param vi basic information about the auditor
* @param compat protocol compatibility information
*/
static void
auditor_version_cb (void *cls,
const struct TALER_AUDITOR_HttpResponse *hr,
const struct TALER_AUDITOR_VersionInformation *vi,
enum TALER_AUDITOR_VersionCompatibility compat)
{
struct TALER_TESTING_Interpreter *is = cls;
(void) hr;
if (TALER_AUDITOR_VC_MATCH != compat)
{
TALER_TESTING_interpreter_fail (is);
return;
}
is->auditor_working = GNUNET_YES;
}
/**
* Setup the @a is 'auditor' member before running the main test loop.
*
* @param cls must be a `struct MainWrapperContext *`
* @param[in,out] is interpreter state to setup
*/
static void
auditor_main_wrapper (void *cls,
struct TALER_TESTING_Interpreter *is)
{
struct MainWrapperContext *mwc = cls;
struct CleanupContext *cc;
char *auditor_base_url;
if (GNUNET_OK !=
GNUNET_CONFIGURATION_get_value_string (mwc->cfg,
"auditor",
"BASE_URL",
&auditor_base_url))
{
GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR,
"auditor",
"BASE_URL");
return;
}
is->auditor = TALER_AUDITOR_connect (is->ctx,
auditor_base_url,
&auditor_version_cb,
is);
GNUNET_free (auditor_base_url);
if (NULL == is->auditor)
{
GNUNET_break (0);
return;
}
cc = GNUNET_new (struct CleanupContext);
cc->is = is;
cc->fcb = is->final_cleanup_cb;
cc->fcb_cls = is->final_cleanup_cb_cls;
is->final_cleanup_cb = cleanup_auditor;
is->final_cleanup_cb_cls = cc;
mwc->main_cb (mwc->main_cb_cls,
is);
}
/**
* Install signal handlers plus schedules the main wrapper
* around the "run" method.
*
* @param cls our `struct MainWrapperContext`
* @param cfg configuration we use
* @return #GNUNET_OK if all is okay, != #GNUNET_OK otherwise.
* non-GNUNET_OK codes are #GNUNET_SYSERR most of the
* times.
*/
static int
setup_with_cfg (void *cls,
const struct GNUNET_CONFIGURATION_Handle *cfg)
{
struct MainWrapperContext *mwc = cls;
struct TALER_TESTING_SetupContext setup_ctx = {
.config_filename = mwc->config_filename,
.main_cb = &auditor_main_wrapper,
.main_cb_cls = mwc
};
mwc->cfg = cfg;
return TALER_TESTING_setup_with_auditor_and_exchange_cfg (&setup_ctx,
cfg);
}
/**
* Install signal handlers plus schedules the main wrapper
* around the "run" method.
*
* @param main_cb the "run" method which contains all the
* commands.
* @param main_cb_cls a closure for "run", typically NULL.
* @param config_filename configuration filename.
* @return #GNUNET_OK if all is okay, != #GNUNET_OK otherwise.
* non-GNUNET_OK codes are #GNUNET_SYSERR most of the
* times.
*/
int
TALER_TESTING_auditor_setup (TALER_TESTING_Main main_cb,
void *main_cb_cls,
const char *config_filename)
{
struct MainWrapperContext mwc = {
.main_cb = main_cb,
.main_cb_cls = main_cb_cls,
.config_filename = config_filename
};
return GNUNET_CONFIGURATION_parse_and_run (config_filename,
&setup_with_cfg,
&mwc);
}
/* end of testing_auditor_api_helpers.c */
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