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remove obsolete taler-crypto-worker

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This commit is contained in:
Florian Dold 2023-02-15 18:32:34 +01:00
parent afe3f70d33
commit 4d2d0473c3
No known key found for this signature in database
GPG Key ID: D2E4F00F29D02A4B
4 changed files with 2 additions and 476 deletions
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2
contrib/gana

@ -1 +1 @@
Subproject commit a7abaa856abbd16994132c5596ce04f442b9f4b9 Subproject commit 3a616a04f1cd946bf0641b54cd71f1b858174f74

1
debian/libtalerexchange.install vendored
View File

@ -5,6 +5,5 @@ usr/share/taler/config.d/paths.conf
usr/share/taler/config.d/taler.conf usr/share/taler/config.d/taler.conf
debian/etc-libtalerexchange/* etc/ debian/etc-libtalerexchange/* etc/
usr/bin/taler-config usr/bin/taler-config
usr/bin/taler-crypto-worker
usr/share/man/man5/taler.conf.5 usr/share/man/man5/taler.conf.5
usr/share/man/man1/taler-config* usr/share/man/man1/taler-config*

16
src/exchange-tools/Makefile.am
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@ -15,8 +15,7 @@ endif
bin_PROGRAMS = \ bin_PROGRAMS = \
taler-auditor-offline \ taler-auditor-offline \
taler-exchange-offline \ taler-exchange-offline \
taler-exchange-dbinit \ taler-exchange-dbinit
taler-crypto-worker
taler_exchange_offline_SOURCES = \ taler_exchange_offline_SOURCES = \
taler-exchange-offline.c taler-exchange-offline.c
@ -60,19 +59,6 @@ taler_exchange_dbinit_CPPFLAGS = \
-I$(top_srcdir)/src/pq/ \ -I$(top_srcdir)/src/pq/ \
$(POSTGRESQL_CPPFLAGS) $(POSTGRESQL_CPPFLAGS)
taler_crypto_worker_SOURCES = \
taler-crypto-worker.c
taler_crypto_worker_LDADD = \
$(top_builddir)/src/util/libtalerutil.la \
$(top_builddir)/src/json/libtalerjson.la \
-lgnunetutil \
-lgnunetjson \
-ljansson \
$(LIBGCRYPT_LIBS) \
$(XLIB)
# Testcases # Testcases

459
src/exchange-tools/taler-crypto-worker.c
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@ -1,459 +0,0 @@
/*
This file is part of TALER
Copyright (C) 2014-2021 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-tools/taler-crypto-worker.c
* @brief Standalone process to perform various cryptographic operations.
* @author Florian Dold
*/
#include "platform.h"
#include "taler_util.h"
#include <gnunet/gnunet_json_lib.h>
#include <gnunet/gnunet_util_lib.h>
#include "taler_error_codes.h"
#include "taler_json_lib.h"
#include "taler_signatures.h"
/**
* Return value from main().
*/
static int global_ret;
/**
* Main function that will be run under the GNUnet scheduler.
*
* @param cls closure
* @param args remaining command-line arguments
* @param cfgfile name of the configuration file used (for saving, can be NULL!)
* @param cfg configuration
*/
static void
run (void *cls,
char *const *args,
const char *cfgfile,
const struct GNUNET_CONFIGURATION_Handle *cfg)
{
(void) cls;
(void) args;
(void) cfgfile;
(void) cfg;
json_t *req;
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"started crypto worker\n");
for (;;)
{
const char *op;
const json_t *args;
req = json_loadf (stdin, JSON_DISABLE_EOF_CHECK, NULL);
if (NULL == req)
{
if (feof (stdin))
{
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"end of input\n");
global_ret = 0;
return;
}
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"invalid JSON\n");
global_ret = 1;
return;
}
op = json_string_value (json_object_get (req,
"op"));
if (! op)
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"no op specified\n");
global_ret = 1;
return;
}
args = json_object_get (req, "args");
if (! args)
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"no args specified\n");
global_ret = 1;
return;
}
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"got request\n");
if (0 == strcmp ("eddsa_get_public",
op))
{
struct GNUNET_CRYPTO_EddsaPublicKey eddsa_pub;
struct GNUNET_CRYPTO_EddsaPrivateKey eddsa_priv;
json_t *resp;
struct GNUNET_JSON_Specification spec[] = {
GNUNET_JSON_spec_fixed_auto ("eddsa_priv",
&eddsa_priv),
GNUNET_JSON_spec_end ()
};
if (GNUNET_OK != GNUNET_JSON_parse (args,
spec,
NULL,
NULL))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"malformed op args\n");
global_ret = 1;
return;
}
GNUNET_CRYPTO_eddsa_key_get_public (&eddsa_priv,
&eddsa_pub);
resp = GNUNET_JSON_PACK (
GNUNET_JSON_pack_data_auto ("eddsa_pub",
&eddsa_pub)
);
json_dumpf (resp, stdout, JSON_COMPACT);
printf ("\n");
fflush (stdout);
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"sent response\n");
GNUNET_JSON_parse_free (spec);
continue;
}
if (0 == strcmp ("ecdhe_get_public",
op))
{
struct GNUNET_CRYPTO_EcdhePublicKey ecdhe_pub;
struct GNUNET_CRYPTO_EcdhePrivateKey ecdhe_priv;
json_t *resp;
struct GNUNET_JSON_Specification spec[] = {
GNUNET_JSON_spec_fixed_auto ("ecdhe_priv",
&ecdhe_priv),
GNUNET_JSON_spec_end ()
};
if (GNUNET_OK != GNUNET_JSON_parse (args,
spec,
NULL,
NULL))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"malformed op args\n");
global_ret = 1;
return;
}
GNUNET_CRYPTO_ecdhe_key_get_public (&ecdhe_priv,
&ecdhe_pub);
resp = GNUNET_JSON_PACK (
GNUNET_JSON_pack_data_auto ("ecdhe_pub",
&ecdhe_pub)
);
json_dumpf (resp, stdout, JSON_COMPACT);
printf ("\n");
fflush (stdout);
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"sent response\n");
GNUNET_JSON_parse_free (spec);
continue;
}
if (0 == strcmp ("eddsa_verify",
op))
{
struct GNUNET_CRYPTO_EddsaPublicKey pub;
struct GNUNET_CRYPTO_EddsaSignature sig;
struct GNUNET_CRYPTO_EccSignaturePurpose *msg;
size_t msg_size;
enum GNUNET_GenericReturnValue verify_ret;
json_t *resp;
struct GNUNET_JSON_Specification eddsa_verify_spec[] = {
GNUNET_JSON_spec_fixed_auto ("pub",
&pub),
GNUNET_JSON_spec_fixed_auto ("sig",
&sig),
GNUNET_JSON_spec_varsize ("msg",
(void **) &msg,
&msg_size),
GNUNET_JSON_spec_end ()
};
if (GNUNET_OK != GNUNET_JSON_parse (args,
eddsa_verify_spec,
NULL,
NULL))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"malformed op args\n");
global_ret = 1;
return;
}
verify_ret = GNUNET_CRYPTO_eddsa_verify_ (
ntohl (msg->purpose),
msg,
&sig,
&pub);
resp = GNUNET_JSON_PACK (
GNUNET_JSON_pack_bool ("valid",
GNUNET_OK == verify_ret));
json_dumpf (resp, stdout, JSON_COMPACT);
printf ("\n");
fflush (stdout);
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"sent response\n");
GNUNET_JSON_parse_free (eddsa_verify_spec);
continue;
}
if (0 == strcmp ("kx_ecdhe_eddsa",
op))
{
struct GNUNET_CRYPTO_EcdhePrivateKey priv;
struct GNUNET_CRYPTO_EddsaPublicKey pub;
struct GNUNET_HashCode key_material;
json_t *resp;
struct GNUNET_JSON_Specification kx_spec[] = {
GNUNET_JSON_spec_fixed_auto ("eddsa_pub",
&pub),
GNUNET_JSON_spec_fixed_auto ("ecdhe_priv",
&priv),
GNUNET_JSON_spec_end ()
};
if (GNUNET_OK !=
GNUNET_JSON_parse (args,
kx_spec,
NULL,
NULL))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"malformed op args\n");
global_ret = 1;
return;
}
GNUNET_assert (GNUNET_OK ==
GNUNET_CRYPTO_ecdh_eddsa (&priv,
&pub,
&key_material));
resp = GNUNET_JSON_PACK (
GNUNET_JSON_pack_data_auto ("h",
&key_material)
);
json_dumpf (resp,
stdout,
JSON_COMPACT);
printf ("\n");
fflush (stdout);
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"sent response\n");
GNUNET_JSON_parse_free (kx_spec);
continue;
}
if (0 == strcmp ("eddsa_sign",
op))
{
struct GNUNET_CRYPTO_EddsaSignature sig;
struct GNUNET_CRYPTO_EccSignaturePurpose *msg;
struct GNUNET_CRYPTO_EddsaPrivateKey priv;
size_t msg_size;
json_t *resp;
struct GNUNET_JSON_Specification eddsa_sign_spec[] = {
GNUNET_JSON_spec_fixed_auto ("priv",
&priv),
GNUNET_JSON_spec_varsize ("msg",
(void **) &msg,
&msg_size),
GNUNET_JSON_spec_end ()
};
if (GNUNET_OK !=
GNUNET_JSON_parse (args,
eddsa_sign_spec,
NULL,
NULL))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"malformed op args\n");
global_ret = 1;
return;
}
GNUNET_assert (GNUNET_OK ==
GNUNET_CRYPTO_eddsa_sign_ (
&priv,
msg,
&sig));
resp = GNUNET_JSON_PACK (
GNUNET_JSON_pack_data_auto ("sig", &sig)
);
json_dumpf (resp, stdout,
JSON_COMPACT);
printf ("\n");
fflush (stdout);
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"sent response\n");
GNUNET_JSON_parse_free (eddsa_sign_spec);
continue;
}
if (0 == strcmp ("setup_refresh_planchet", op))
{
struct TALER_TransferSecretP transfer_secret;
uint32_t coin_index;
json_t *resp;
struct GNUNET_JSON_Specification setup_refresh_planchet_spec[] = {
GNUNET_JSON_spec_uint32 ("coin_index",
&coin_index),
GNUNET_JSON_spec_fixed_auto ("transfer_secret",
&transfer_secret),
GNUNET_JSON_spec_end ()
};
struct TALER_CoinSpendPublicKeyP coin_pub;
struct TALER_CoinSpendPrivateKeyP coin_priv;
struct TALER_PlanchetMasterSecretP ps;
struct TALER_ExchangeWithdrawValues alg_values = {
// FIXME: also allow CS
.cipher = TALER_DENOMINATION_RSA,
};
union TALER_DenominationBlindingKeyP dbk;
if (GNUNET_OK !=
GNUNET_JSON_parse (args,
setup_refresh_planchet_spec,
NULL,
NULL))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"malformed op args\n");
global_ret = 1;
return;
}
TALER_transfer_secret_to_planchet_secret (&transfer_secret,
coin_index,
&ps);
TALER_planchet_setup_coin_priv (&ps,
&alg_values,
&coin_priv);
GNUNET_CRYPTO_eddsa_key_get_public (&coin_priv.eddsa_priv,
&coin_pub.eddsa_pub);
TALER_planchet_blinding_secret_create (&ps,
&alg_values,
&dbk);
resp = GNUNET_JSON_PACK (
GNUNET_JSON_pack_data_auto ("coin_priv", &coin_priv),
GNUNET_JSON_pack_data_auto ("coin_pub", &coin_pub),
GNUNET_JSON_pack_data_auto ("blinding_key", &dbk.rsa_bks)
);
json_dumpf (resp, stdout, JSON_COMPACT);
printf ("\n");
fflush (stdout);
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"sent response\n");
GNUNET_JSON_parse_free (setup_refresh_planchet_spec);
continue;
}
if (0 == strcmp ("rsa_blind", op))
{
struct GNUNET_HashCode hm;
struct GNUNET_CRYPTO_RsaBlindingKeySecret bks;
void *pub_enc;
size_t pub_enc_size;
int success;
struct GNUNET_CRYPTO_RsaPublicKey *pub;
void *blinded_buf;
size_t blinded_size;
json_t *resp;
struct GNUNET_JSON_Specification rsa_blind_spec[] = {
GNUNET_JSON_spec_fixed_auto ("hm",
&hm),
GNUNET_JSON_spec_fixed_auto ("bks",
&bks),
GNUNET_JSON_spec_varsize ("pub",
&pub_enc,
&pub_enc_size),
GNUNET_JSON_spec_end ()
};
if (GNUNET_OK !=
GNUNET_JSON_parse (args,
rsa_blind_spec,
NULL,
NULL))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"malformed op args\n");
global_ret = 1;
return;
}
pub = GNUNET_CRYPTO_rsa_public_key_decode (pub_enc,
pub_enc_size);
success = GNUNET_CRYPTO_rsa_blind (&hm,
&bks,
pub,
&blinded_buf,
&blinded_size);
if (GNUNET_YES == success)
{
resp = GNUNET_JSON_PACK (
GNUNET_JSON_pack_data_varsize ("blinded", blinded_buf, blinded_size),
GNUNET_JSON_pack_bool ("success", true)
);
}
else
{
resp = GNUNET_JSON_PACK (
GNUNET_JSON_pack_bool ("success", false)
);
}
json_dumpf (resp, stdout, JSON_COMPACT);
printf ("\n");
fflush (stdout);
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"sent response\n");
GNUNET_JSON_parse_free (rsa_blind_spec);
GNUNET_free (blinded_buf);
continue;
}
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"unsupported operation '%s'\n",
op);
global_ret = 1;
return;
}
}
/**
* The entry point.
*
* @param argc number of arguments in @a argv
* @param argv command-line arguments
* @return 0 on normal termination
*/
int
main (int argc,
char **argv)
{
struct GNUNET_GETOPT_CommandLineOption options[] = {
GNUNET_GETOPT_OPTION_END
};
int ret;
/* force linker to link against libtalerutil; if we do
not do this, the linker may "optimize" libtalerutil
away and skip #TALER_OS_init(), which we do need */
TALER_OS_init ();
ret = GNUNET_PROGRAM_run (argc, argv,
"taler-crypto-worker",
"Execute cryptographic operations read from stdin",
options,
&run,
NULL);
if (GNUNET_NO == ret)
return 0;
if (GNUNET_SYSERR == ret)
return 1;
return global_ret;
}