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/*
This file is part of TALER
Copyright (C) 2014-2018 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_revoke.c
* @brief Implement the revoke test command.
* @author Marcello Stanisci
*/
#include "platform.h"
#include "taler_json_lib.h"
#include <gnunet/gnunet_curl_lib.h>
#include "taler_testing_lib.h"
/**
* State for a "revoke" CMD.
*/
struct RevokeState
{
/**
* Expected HTTP status code.
*/
unsigned int expected_response_code;
/**
* Command that offers a denomination to revoke.
*/
const char *coin_reference;
/**
* The interpreter state.
*/
struct TALER_TESTING_Interpreter *is;
/**
* The revoke process handle.
*/
struct GNUNET_OS_Process *revoke_proc;
/**
* Configuration file name.
*/
const char *config_filename;
/**
* Encoding of the denomination (to revoke) public key hash.
*/
char *dhks;
};
/**
* Cleanup the state.
*
* @param cls closure, must be a `struct RevokeState`.
* @param cmd the command which is being cleaned up.
*/
static void
revoke_cleanup (void *cls,
const struct TALER_TESTING_Command *cmd)
{
struct RevokeState *rs = cls;
if (NULL != rs->revoke_proc)
{
GNUNET_break (0 == GNUNET_OS_process_kill
(rs->revoke_proc, SIGKILL));
GNUNET_OS_process_wait (rs->revoke_proc);
GNUNET_OS_process_destroy (rs->revoke_proc);
rs->revoke_proc = NULL;
}
GNUNET_free_non_null (rs->dhks);
GNUNET_free (rs);
}
/**
* Offer internal data from a "revoke" CMD to other CMDs.
*
* @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
revoke_traits (void *cls,
const void **ret,
const char *trait,
unsigned int index)
{
struct RevokeState *rs = cls;
struct TALER_TESTING_Trait traits[] = {
/* Needed by the handler which waits the proc'
* death and calls the next command */
TALER_TESTING_make_trait_process (0,
&rs->revoke_proc),
TALER_TESTING_trait_end ()
};
return TALER_TESTING_get_trait (traits,
ret,
trait,
index);
}
/**
* Run the "revoke" command. The core of the function
* is to call the "keyup" utility passing it the base32
* encoding of the denomination to revoke.
*
* @param cls closure.
* @param cmd the command to execute.
* @param is the interpreter state.
*/
static void
revoke_run (void *cls,
const struct TALER_TESTING_Command *cmd,
struct TALER_TESTING_Interpreter *is)
{
struct RevokeState *rs = cls;
const struct TALER_TESTING_Command *coin_cmd;
const struct TALER_EXCHANGE_DenomPublicKey *denom_pub;
rs->is = is;
/* Get denom pub from trait */
coin_cmd = TALER_TESTING_interpreter_lookup_command (is,
rs->coin_reference);
if (NULL == coin_cmd)
{
GNUNET_break (0);
TALER_TESTING_interpreter_fail (is);
return;
}
GNUNET_assert (GNUNET_OK ==
TALER_TESTING_get_trait_denom_pub (coin_cmd,
0,
&denom_pub));
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"Trying to revoke denom '%s..'\n",
TALER_B2S (&denom_pub->h_key));
rs->dhks = GNUNET_STRINGS_data_to_string_alloc (
&denom_pub->h_key,
sizeof (struct GNUNET_HashCode));
rs->revoke_proc = GNUNET_OS_start_process (GNUNET_NO,
GNUNET_OS_INHERIT_STD_ALL,
NULL, NULL, NULL,
"taler-exchange-keyup",
"taler-exchange-keyup",
"-c", rs->config_filename,
"-r", rs->dhks,
NULL);
if (NULL == rs->revoke_proc)
{
GNUNET_break (0);
TALER_TESTING_interpreter_fail (is);
return;
}
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"Revoke is ongoing..\n");
is->reload_keys = GNUNET_OK;
TALER_TESTING_wait_for_sigchld (is);
}
/**
* Make a "revoke" command.
*
* @param label the command label.
* @param expected_response_code expected HTTP status code.
* @param coin_reference reference to a CMD that will offer the
* denomination to revoke.
* @param config_filename configuration file name.
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_revoke (const char *label,
unsigned int expected_response_code,
const char *coin_reference,
const char *config_filename)
{
struct RevokeState *rs;
rs = GNUNET_new (struct RevokeState);
rs->expected_response_code = expected_response_code;
rs->coin_reference = coin_reference;
rs->config_filename = config_filename;
{
struct TALER_TESTING_Command cmd = {
.cls = rs,
.label = label,
.run = &revoke_run,
.cleanup = &revoke_cleanup,
.traits = &revoke_traits
};
return cmd;
}
}
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