exchange/src/exchange-lib/testing_api_cmd_exec_aggregator.c
2018-02-12 16:12:07 +01:00

163 lines
4.4 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 exchange-lib/testing_api_cmd_exec_aggregator.c
* @brief run the taler-exchange-aggregator command
* @author Marcello Stanisci
*/
#include "platform.h"
#include "taler_json_lib.h"
#include <gnunet/gnunet_curl_lib.h>
#include "exchange_api_handle.h"
#include "taler_signatures.h"
#include "taler_testing_lib.h"
struct AggregatorState
{
/**
* Process for the aggregator.
*/
struct GNUNET_OS_Process *aggregator_proc;
/**
* Which configuration file should we pass to the process?
*/
const char *config_filename;
};
/**
* Runs the command. Note that upon return, the interpreter
* will not automatically run the next command, as the command
* may continue asynchronously in other scheduler tasks. Thus,
* the command must ensure to eventually call
* #TALER_TESTING_interpreter_next() or
* #TALER_TESTING_interpreter_fail().
*
* @param is interpreter state
*/
static void
aggregator_run (void *cls,
const struct TALER_TESTING_Command *cmd,
struct TALER_TESTING_Interpreter *is)
{
struct AggregatorState *as = cls;
as->aggregator_proc
= GNUNET_OS_start_process (GNUNET_NO,
GNUNET_OS_INHERIT_STD_ALL,
NULL, NULL, NULL,
"taler-exchange-aggregator",
"taler-exchange-aggregator",
"-c", as->config_filename,
"-t", /* exit when done */
NULL);
if (NULL == as->aggregator_proc)
{
GNUNET_break (0);
TALER_TESTING_interpreter_fail (is);
return;
}
TALER_TESTING_wait_for_sigchld (is);
}
/**
* Clean up after the command. Run during forced termination
* (CTRL-C) or test failure or test success.
*
* @param cls closure
*/
static void
aggregator_cleanup (void *cls,
const struct TALER_TESTING_Command *cmd)
{
struct AggregatorState *as = cls;
if (NULL != as->aggregator_proc)
{
GNUNET_break (0 ==
GNUNET_OS_process_kill (as->aggregator_proc,
SIGKILL));
GNUNET_OS_process_wait (as->aggregator_proc);
GNUNET_OS_process_destroy (as->aggregator_proc);
as->aggregator_proc = NULL;
}
GNUNET_free (as);
}
/**
* Extract information from a command that is useful for other
* commands.
*
* @param cls closure
* @param ret[out] result (could be anything)
* @param trait name of the trait
* @param selector more detailed information about which object
* to return in case there were multiple generated
* by the command
* @return #GNUNET_OK on success
*/
static int
aggregator_traits (void *cls,
void **ret,
const char *trait,
unsigned int index)
{
struct AggregatorState *as = cls;
struct TALER_TESTING_Trait traits[] = {
TALER_TESTING_make_trait_process (0, &as->aggregator_proc),
TALER_TESTING_trait_end ()
};
return TALER_TESTING_get_trait (traits,
ret,
trait,
index);
}
/**
* Execute taler-exchange-wirewatch process.
*
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_exec_aggregator (const char *label,
const char *config_filename)
{
struct TALER_TESTING_Command cmd;
struct AggregatorState *as;
as = GNUNET_new (struct AggregatorState);
as->config_filename = config_filename;
cmd.cls = as;
cmd.label = label;
cmd.run = &aggregator_run;
cmd.cleanup = &aggregator_cleanup;
cmd.traits = &aggregator_traits;
return cmd;
}
/* end of testing_api_cmd_exec_aggregator.c */