exchange/src/mint/test_mint_db.c
2015-03-09 19:54:44 +01:00

256 lines
8.4 KiB
C

/*
This file is part of TALER
Copyright (C) 2014, 2015 Christian Grothoff (and other contributing authors)
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, If not, see <http://www.gnu.org/licenses/>
*/
/**
* @file mint/test_mint_db.c
* @brief test cases for DB interaction functions
* @author Sree Harsha Totakura <sreeharsha@totakura.in>
*/
#include "platform.h"
#include "mint_db.h"
static int result;
#define FAILIF(cond) \
do { \
if (!(cond)){ break;} \
GNUNET_break (0); \
goto drop; \
} while (0)
#define RND_BLK(ptr) \
GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_WEAK, ptr, sizeof (*ptr))
#define ZR_BLK(ptr) \
memset (ptr, 0, sizeof (*ptr))
#define CURRENCY "EUR"
/**
* Checks if the given reserve has the given amount of balance and expiry
*
* @param db the database connection
* @param pub the public key of the reserve
* @param value balance value
* @param fraction balance fraction
* @param currency currency of the reserve
* @param expiry expiration of the reserve
* @return #GNUNET_OK if the given reserve has the same balance and expiration
* as the given parameters; #GNUNET_SYSERR if not
*/
int
check_reserve (PGconn *db,
struct GNUNET_CRYPTO_EddsaPublicKey *pub,
uint32_t value, uint32_t fraction, const char *currency,
uint64_t expiry)
{
struct Reserve reserve;
reserve.pub = pub;
FAILIF (GNUNET_OK != TALER_MINT_DB_reserve_get (db, &reserve));
FAILIF (value != reserve.balance.value);
FAILIF (fraction != reserve.balance.fraction);
FAILIF (0 != strcmp (currency, reserve.balance.currency));
FAILIF (expiry != reserve.expiry.abs_value_us);
return GNUNET_OK;
drop:
return GNUNET_SYSERR;
}
struct DenomKeyPair
{
struct GNUNET_CRYPTO_rsa_PrivateKey *priv;
struct GNUNET_CRYPTO_rsa_PublicKey *pub;
};
struct DenomKeyPair *
create_denom_key_pair (unsigned int size)
{
struct DenomKeyPair *dkp;
dkp = GNUNET_new (struct DenomKeyPair);
dkp->priv = GNUNET_CRYPTO_rsa_private_key_create (size);
GNUNET_assert (NULL != dkp->priv);
dkp->pub = GNUNET_CRYPTO_rsa_private_key_get_public (dkp->priv);
return dkp;
}
static void
destroy_denon_key_pair (struct DenomKeyPair *dkp)
{
GNUNET_CRYPTO_rsa_public_key_free (dkp->pub);
GNUNET_CRYPTO_rsa_private_key_free (dkp->priv);
GNUNET_free (dkp);
}
/**
* Main function that will be run by the scheduler.
*
* @param cls closure
* @param args remaining command-line arguments
* @param cfgfile name of the configuration file used (for saving, can be NULL!)
* @param config configuration
*/
static void
run (void *cls, char *const *args, const char *cfgfile,
const struct GNUNET_CONFIGURATION_Handle *config)
{
PGconn *db;
struct GNUNET_CRYPTO_EddsaPublicKey reserve_pub;
struct Reserve reserve;
struct GNUNET_TIME_Absolute expiry;
struct TALER_Amount amount;
struct DenomKeyPair *dkp;
struct GNUNET_HashCode h_blind;
struct CollectableBlindcoin cbc;
struct CollectableBlindcoin cbc2;
struct ReserveHistory *rh;
struct ReserveHistory *rh_head;
struct BankTransfer *bt;
struct CollectableBlindcoin *withdraw;
unsigned int cnt;
db = NULL;
dkp = NULL;
rh = NULL;
ZR_BLK (&cbc);
ZR_BLK (&cbc2);
if (GNUNET_OK != TALER_MINT_DB_init ("postgres:///taler"))
{
result = 1;
return;
}
if (GNUNET_OK != TALER_MINT_DB_create_tables (GNUNET_YES))
{
result = 2;
goto drop;
}
if (NULL == (db = TALER_MINT_DB_get_connection(GNUNET_YES)))
{
result = 3;
goto drop;
}
RND_BLK (&reserve_pub);
reserve.pub = &reserve_pub;
amount.value = 1;
amount.fraction = 1;
strcpy (amount.currency, CURRENCY);
expiry = GNUNET_TIME_absolute_add (GNUNET_TIME_absolute_get (),
GNUNET_TIME_UNIT_HOURS);
result = 4;
FAILIF (GNUNET_OK != TALER_MINT_DB_reserves_in_insert (db,
&reserve,
amount,
expiry));
FAILIF (GNUNET_OK != check_reserve (db,
&reserve_pub,
amount.value,
amount.fraction,
amount.currency,
expiry.abs_value_us));
FAILIF (GNUNET_OK != TALER_MINT_DB_reserves_in_insert (db,
&reserve,
amount,
expiry));
FAILIF (GNUNET_OK != check_reserve (db,
&reserve_pub,
++amount.value,
++amount.fraction,
amount.currency,
expiry.abs_value_us));
dkp = create_denom_key_pair (1024);
RND_BLK(&h_blind);
RND_BLK(&cbc.reserve_sig);
cbc.denom_pub = dkp->pub;
cbc.sig = GNUNET_CRYPTO_rsa_sign (dkp->priv, &h_blind, sizeof (h_blind));
(void) memcpy (&cbc.reserve_pub, &reserve_pub, sizeof (reserve_pub));
FAILIF (GNUNET_OK != TALER_MINT_DB_insert_collectable_blindcoin (db,
&h_blind,
&cbc));
FAILIF (GNUNET_YES != TALER_MINT_DB_get_collectable_blindcoin (db,
&h_blind,
&cbc2));
FAILIF (NULL == cbc2.denom_pub);
FAILIF (0 != memcmp (&cbc2.reserve_sig, &cbc.reserve_sig, sizeof (cbc2.reserve_sig)));
FAILIF (0 != memcmp (&cbc2.reserve_pub, &cbc.reserve_pub, sizeof (cbc2.reserve_pub)));
FAILIF (GNUNET_OK != GNUNET_CRYPTO_rsa_verify (&h_blind, cbc2.sig, dkp->pub));
rh_head = rh = TALER_MINT_DB_get_reserve_history (db, &reserve_pub);
FAILIF (NULL == rh);
for (cnt=0; NULL != rh_head; rh_head=rh_head->next, cnt++)
{
switch (rh_head->type)
{
case TALER_MINT_DB_RO_BANK_TO_MINT:
bt = rh_head->details.bank;
FAILIF (0 != memcmp (&bt->reserve_pub, &reserve_pub, sizeof (reserve_pub)));
FAILIF (1 != bt->amount.value);
FAILIF (1 != bt->amount.fraction);
FAILIF (0 != strcmp (CURRENCY, bt->amount.currency));
FAILIF (NULL != bt->wire); /* FIXME: write wire details to db */
break;
case TALER_MINT_DB_RO_WITHDRAW_COIN:
withdraw = rh_head->details.withdraw;
FAILIF (0 != memcmp (&withdraw->reserve_pub,
&reserve_pub,
sizeof (reserve_pub)));
FAILIF (0 != memcmp (&withdraw->h_coin_envelope,
&h_blind, sizeof (h_blind)));
break;
}
}
FAILIF (3 != cnt);
result = 0;
drop:
if (NULL != rh)
TALER_MINT_DB_free_reserve_history (rh);
rh = NULL;
if (NULL != db)
GNUNET_break (GNUNET_OK == TALER_MINT_DB_drop_temporary (db));
if (NULL != dkp)
destroy_denon_key_pair (dkp);
if (NULL != cbc.sig)
GNUNET_CRYPTO_rsa_signature_free (cbc.sig);
if (NULL != cbc2.denom_pub)
GNUNET_CRYPTO_rsa_public_key_free (cbc2.denom_pub);
if (NULL != cbc2.sig)
GNUNET_CRYPTO_rsa_signature_free (cbc2.sig);
dkp = NULL;
}
int
main (int argc, char *const argv[])
{
static const struct GNUNET_GETOPT_CommandLineOption options[] = {
GNUNET_GETOPT_OPTION_END
};
result = -1;
if (GNUNET_OK !=
GNUNET_PROGRAM_run (argc, argv,
"test-mint-db",
"Test cases for mint database helper functions.",
options, &run, NULL))
return 3;
return result;
}