diff options
Diffstat (limited to 'src/exchange/taler-exchange-httpd_recoup.c')
| -rw-r--r-- | src/exchange/taler-exchange-httpd_recoup.c | 56 |
1 files changed, 44 insertions, 12 deletions
diff --git a/src/exchange/taler-exchange-httpd_recoup.c b/src/exchange/taler-exchange-httpd_recoup.c index fe8b8d60..aa521d66 100644 --- a/src/exchange/taler-exchange-httpd_recoup.c +++ b/src/exchange/taler-exchange-httpd_recoup.c @@ -31,6 +31,7 @@ #include "taler-exchange-httpd_recoup.h" #include "taler-exchange-httpd_responses.h" #include "taler-exchange-httpd_keystate.h" +#include "taler-exchange-httpd_keys.h" /** @@ -359,7 +360,7 @@ verify_and_execute_recoup (struct MHD_Connection *connection, int refreshed) { struct RecoupContext pc; - const struct TALER_EXCHANGEDB_DenominationKey *dki; + const struct TEH_DenominationKey *dk; struct GNUNET_HashCode c_hash; void *coin_ev; size_t coin_ev_size; @@ -369,6 +370,7 @@ verify_and_execute_recoup (struct MHD_Connection *connection, /* check denomination exists and is in recoup mode */ { struct TEH_KS_StateHandle *key_state; + struct GNUNET_TIME_Absolute now; key_state = TEH_KS_acquire (GNUNET_TIME_absolute_get ()); if (NULL == key_state) @@ -379,12 +381,10 @@ verify_and_execute_recoup (struct MHD_Connection *connection, TALER_EC_EXCHANGE_GENERIC_BAD_CONFIGURATION, "no keys"); } - dki = TEH_KS_denomination_key_lookup_by_hash (key_state, - &coin->denom_pub_hash, - TEH_KS_DKU_RECOUP, - &ec, - &hc); - if (NULL == dki) + dk = TEH_keys_denomination_by_hash (&coin->denom_pub_hash, + &ec, + &hc); + if (NULL == dk) { TEH_KS_release (key_state); TALER_LOG_WARNING ( @@ -394,13 +394,45 @@ verify_and_execute_recoup (struct MHD_Connection *connection, ec, NULL); } - TALER_amount_ntoh (&pc.value, - &dki->issue.properties.value); + + now = GNUNET_TIME_absolute_get (); + if (now.abs_value_us >= dk->meta.expire_deposit.abs_value_us) + { + /* This denomination is past the expiration time for recoup */ + TEH_KS_release (key_state); + return TALER_MHD_reply_with_error ( + connection, + MHD_HTTP_GONE, + TALER_EC_EXCHANGE_GENERIC_DENOMINATION_EXPIRED, + NULL); + } + if (now.abs_value_us < dk->meta.start.abs_value_us) + { + /* This denomination is not yet valid */ + TEH_KS_release (key_state); + return TALER_MHD_reply_with_error ( + connection, + MHD_HTTP_PRECONDITION_FAILED, + TALER_EC_EXCHANGE_GENERIC_DENOMINATION_VALIDITY_IN_FUTURE, + NULL); + } + if (! dk->recoup_possible) + { + /* This denomination is not eligible for recoup */ + TEH_KS_release (key_state); + return TALER_MHD_reply_with_error ( + connection, + MHD_HTTP_NOT_FOUND, + TALER_EC_EXCHANGE_RECOUP_NOT_ELIGIBLE, + NULL); + } + + pc.value = dk->meta.value; /* check denomination signature */ if (GNUNET_YES != TALER_test_coin_valid (coin, - &dki->denom_pub)) + &dk->denom_pub)) { TALER_LOG_WARNING ("Invalid coin passed for recoup\n"); TEH_KS_release (key_state); @@ -416,7 +448,7 @@ verify_and_execute_recoup (struct MHD_Connection *connection, .purpose.purpose = htonl (TALER_SIGNATURE_WALLET_COIN_RECOUP), .purpose.size = htonl (sizeof (struct TALER_RecoupRequestPS)), .coin_pub = coin->coin_pub, - .h_denom_pub = dki->issue.properties.denom_hash, + .h_denom_pub = coin->denom_pub_hash, .coin_blind = *coin_bks }; @@ -440,7 +472,7 @@ verify_and_execute_recoup (struct MHD_Connection *connection, if (GNUNET_YES != TALER_rsa_blind (&c_hash, &coin_bks->bks, - dki->denom_pub.rsa_public_key, + dk->denom_pub.rsa_public_key, &coin_ev, &coin_ev_size)) { |