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/*
This file is part of TALER
(C) 2018, 2020 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_check_keys.c
* @brief Implementation of "check keys" test command.
* @author Marcello Stanisci
* @author Christian Grothoff
*/
#include "platform.h"
#include "taler_json_lib.h"
#include <gnunet/gnunet_curl_lib.h>
#include "taler_testing_lib.h"
/**
* State for a "check keys" CMD.
*/
struct CheckKeysState
{
/**
* This number will instruct the CMD interpreter to
* make sure that /keys was downloaded `generation` times
* _before_ running the very CMD logic.
*/
unsigned int generation;
/**
* If this value is true, then the "cherry
* picking" facility is turned off; whole /keys is
* downloaded.
*/
bool pull_all_keys;
/**
* Label of a command to use to derive the "last_denom_issue" date to use.
*/
const char *last_denom_date_ref;
/**
* Last denomination date we received when doing this request.
*/
struct GNUNET_TIME_Absolute my_denom_date;
};
/**
* Run the "check keys" command.
*
* @param cls closure.
* @param cmd the command currently being executed.
* @param is the interpreter state.
*/
static void
check_keys_run (void *cls,
const struct TALER_TESTING_Command *cmd,
struct TALER_TESTING_Interpreter *is)
{
struct CheckKeysState *cks = cls;
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"cmd `%s' (ip: %u), key generation: %d\n",
cmd->label,
is->ip,
is->key_generation);
if (is->key_generation < cks->generation)
{
struct GNUNET_TIME_Absolute rdate;
is->working = GNUNET_NO;
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"Triggering GET /keys, cmd `%s'\n",
cmd->label);
if (NULL != cks->last_denom_date_ref)
{
if (0 == strcmp ("zero",
cks->last_denom_date_ref))
{
TALER_LOG_DEBUG ("Forcing last_denom_date URL argument set to zero\n");
TALER_EXCHANGE_set_last_denom (is->exchange,
GNUNET_TIME_UNIT_ZERO_ABS);
}
else
{
const struct GNUNET_TIME_Absolute *last_denom_date;
const struct TALER_TESTING_Command *ref;
ref = TALER_TESTING_interpreter_lookup_command (is,
cks->last_denom_date_ref);
if (NULL == ref)
{
GNUNET_break (0);
TALER_TESTING_interpreter_fail (is);
return;
}
if (GNUNET_OK !=
TALER_TESTING_get_trait_absolute_time (ref,
0,
&last_denom_date))
{
GNUNET_break (0);
TALER_TESTING_interpreter_fail (is);
return;
}
TALER_LOG_DEBUG ("Forcing last_denom_date URL argument\n");
TALER_EXCHANGE_set_last_denom (is->exchange,
*last_denom_date);
}
}
rdate = TALER_EXCHANGE_check_keys_current (
is->exchange,
cks->pull_all_keys
? TALER_EXCHANGE_CKF_FORCE_ALL_NOW
: TALER_EXCHANGE_CKF_FORCE_DOWNLOAD);
/* Redownload /keys. */
GNUNET_break (0 ==
rdate.abs_value_us);
return;
}
{
const struct TALER_EXCHANGE_Keys *keys;
keys = TALER_EXCHANGE_get_keys (is->exchange);
if (NULL == keys)
{
GNUNET_break (0);
TALER_TESTING_interpreter_fail (is);
return;
}
cks->my_denom_date = keys->last_denom_issue_date;
}
TALER_TESTING_interpreter_next (is);
}
/**
* Cleanup the state.
*
* @param cls closure.
* @param cmd the command which is being cleaned up.
*/
static void
check_keys_cleanup (void *cls,
const struct TALER_TESTING_Command *cmd)
{
struct CheckKeysState *cks = cls;
(void) cmd;
GNUNET_free (cks);
}
/**
* Offer internal data to a "check_keys" CMD state to other
* commands.
*
* @param cls closure
* @param[out] ret result (could be anything)
* @param trait name of the trait
* @param index index number of the object to offer.
* @return #GNUNET_OK on success
*/
static int
check_keys_traits (void *cls,
const void **ret,
const char *trait,
unsigned int index)
{
struct CheckKeysState *cks = cls;
struct TALER_TESTING_Trait traits[] = {
/* history entry MUST be first due to response code logic below! */
TALER_TESTING_make_trait_absolute_time (0,
&cks->my_denom_date),
TALER_TESTING_trait_end ()
};
return TALER_TESTING_get_trait (traits,
ret,
trait,
index);
}
struct TALER_TESTING_Command
TALER_TESTING_cmd_check_keys (const char *label,
unsigned int generation)
{
struct CheckKeysState *cks;
cks = GNUNET_new (struct CheckKeysState);
cks->generation = generation;
{
struct TALER_TESTING_Command cmd = {
.cls = cks,
.label = label,
.run = &check_keys_run,
.cleanup = &check_keys_cleanup,
.traits = &check_keys_traits
};
return cmd;
}
}
struct TALER_TESTING_Command
TALER_TESTING_cmd_check_keys_pull_all_keys (const char *label,
unsigned int generation)
{
struct TALER_TESTING_Command cmd
= TALER_TESTING_cmd_check_keys (label,
generation);
struct CheckKeysState *cks = cmd.cls;
cks->pull_all_keys = true;
return cmd;
}
struct TALER_TESTING_Command
TALER_TESTING_cmd_check_keys_with_last_denom (
const char *label,
unsigned int generation,
const char *last_denom_date_ref)
{
struct TALER_TESTING_Command cmd
= TALER_TESTING_cmd_check_keys (label,
generation);
struct CheckKeysState *cks = cmd.cls;
cks->last_denom_date_ref = last_denom_date_ref;
return cmd;
}
/* end of testing_api_cmd_check_keys.c */
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