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/*
This file is part of TALER
(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_sleep.c
* @brief command(s) to sleep for a bit
* @author Christian Grothoff
*/
#include "platform.h"
#include "taler_json_lib.h"
#include <gnunet/gnunet_curl_lib.h>
#include "exchange_api_handle.h"
#include "taler_testing_lib.h"
/**
* State for a "sleep" CMD.
*/
struct SleepState
{
/**
* How long should we sleep?
*/
unsigned int duration;
};
/**
* No traits to offer, just provide a stub to be called when
* some CMDs iterates through the list of all the commands.
*
* @param cls closure.
* @param ret[out] result.
* @param trait name of the trait.
* @param index index number of the trait to return.
*
* @return #GNUNET_OK on success.
*/
static int
sleep_traits (void *cls,
const void **ret,
const char *trait,
unsigned int index)
{
return GNUNET_NO;
}
/**
* Run the command.
*
* @param cls closure.
* @param cmd the command to execute.
* @param is the interpreter state.
*/
static void
sleep_run (void *cls,
const struct TALER_TESTING_Command *cmd,
struct TALER_TESTING_Interpreter *is)
{
struct SleepState *ss = cls;
sleep (ss->duration);
TALER_TESTING_interpreter_next (is);
}
/**
* Cleanup the state from a "sleep" CMD.
*
* @param cls closure.
* @param cmd the command which is being cleaned up.
*/
static void
sleep_cleanup (void *cls,
const struct TALER_TESTING_Command *cmd)
{
struct SleepState *ss = cls;
GNUNET_free (ss);
}
/**
* Sleep for @a duration_s seconds.
*
* @param label command label.
* @param duration_s number of seconds to sleep
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_sleep (const char *label,
unsigned int duration_s)
{
struct SleepState *ss;
ss = GNUNET_new (struct SleepState);
ss->duration = duration_s;
{
struct TALER_TESTING_Command cmd = {
.cls = ss,
.label = label,
.run = &sleep_run,
.cleanup = &sleep_cleanup,
.traits = &sleep_traits
};
return cmd;
}
}
/**
* Cleanup the state from a "wait service" CMD.
*
* @param cls closure.
* @param cmd the command which is being cleaned up.
*/
static void
wait_service_cleanup (void *cls,
const struct TALER_TESTING_Command *cmd)
{
/* nothing to clean. */
return;
}
/**
* No traits to offer, just provide a stub to be called when
* some CMDs iterates through the list of all the commands.
*
* @param cls closure.
* @param ret[out] result.
* @param trait name of the trait.
* @param index index number of the trait to return.
*
* @return #GNUNET_OK on success.
*/
static int
wait_service_traits (void *cls,
const void **ret,
const char *trait,
unsigned int index)
{
return GNUNET_NO;
}
/**
* Run a "wait service" CMD.
*
* @param cls closure.
* @param cmd the command being run.
* @param is the interpreter state.
*/
static void
wait_service_run (void *cls,
const struct TALER_TESTING_Command *cmd,
struct TALER_TESTING_Interpreter *is)
{
unsigned int iter = 0;
const char *url = cmd->cls;
char *wget_cmd;
GNUNET_asprintf (&wget_cmd,
"wget -q -t 1 -T 1 %s -o /dev/null -O /dev/null",
url);
do
{
fprintf (stderr, ".");
if (10 == iter++)
{
TALER_LOG_ERROR ("Could not reach the proxied service\n");
TALER_TESTING_interpreter_fail (is);
GNUNET_free (wget_cmd);
return;
}
}
while (0 != system (wget_cmd));
GNUNET_free (wget_cmd);
TALER_TESTING_interpreter_next (is);
}
/**
* This CMD simply tries to connect via HTTP to the
* service addressed by @a url. It attemps 10 times
* before giving up and make the test fail.
*
* @param label label for the command.
* @param url complete URL to connect to.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_wait_service (const char *label,
const char *url)
{
struct TALER_TESTING_Command cmd = {
.label = label,
.run = wait_service_run,
.cleanup = wait_service_cleanup,
.traits = wait_service_traits,
.cls = (void *) url
};
return cmd;
}
/* end of testing_api_cmd_sleep.c */
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