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update with sort in c code

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This commit is contained in:
Joseph 2023-02-06 08:57:55 -05:00
parent 6d3efbe900
commit c0e6ce7519
No known key found for this signature in database
GPG Key ID: E709789D3076B5CC
5 changed files with 154 additions and 42 deletions
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2
src/exchangedb/Makefile.am
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@ -301,6 +301,7 @@ noinst_PROGRAMS = \
AM_TESTS_ENVIRONMENT=export TALER_PREFIX=$${TALER_PREFIX:-@libdir@};export PATH=$${TALER_PREFIX:-@prefix@}/bin:$$PATH;
TESTS = \
$(check_PROGRAMS)
test_exchangedb_postgres_SOURCES = \
test_exchangedb.c
test_exchangedb_postgres_LDADD = \
@ -375,5 +376,6 @@ perf_deposits_get_ready_postgres_LDADD = \
-lm \
$(XLIB)
EXTRA_test_exchangedb_postgres_DEPENDENCIES = \
libtaler_plugin_exchangedb_postgres.la

12
src/exchangedb/exchange_do_get_link_data.sql
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@ -13,11 +13,7 @@
-- 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/>
--
/*DROP FUNCTION exchange_do_refund_by_coin(
IN in_coin_pub BYTEA,
IN in_merchant_pub BYTEA,
IN in_h_contract BYTEA
);*/
CREATE OR REPLACE FUNCTION exchange_do_get_link_data(
IN in_coin_pub BYTEA
)
@ -53,7 +49,11 @@ LOOP
ON (tp.melt_serial_id=rrc.melt_serial_id)
JOIN denominations denoms
ON (rrc.denominations_serial=denoms.denominations_serial)
WHERE rrc.melt_serial_id =i.melt_serial_id;
WHERE rrc.melt_serial_id =i.melt_serial_id
/* GROUP BY tp.transfer_pub, denoms.denom_pub, rrc.ev_sig,rrc.ewv,rrc.link_sig,rrc.freshcoin_index, rrc.coin_ev*/
ORDER BY tp.transfer_pub,
rrc.freshcoin_index ASC
;
END LOOP;
CLOSE curs;
END $$;

59
src/exchangedb/exchange_do_get_ready_deposit.sql
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@ -28,37 +28,42 @@ DECLARE
var_coin_pub BYTEA;
DECLARE
var_deposit_serial_id INT8;
BEGIN
SELECT
DECLARE
curs CURSOR
FOR
SELECT
coin_pub
,deposit_serial_id
,wire_deadline
,shard
FROM deposits_by_ready
WHERE wire_deadline <= in_now
AND shard >=in_start_shard_now
AND shard <=in_end_shard_now
LIMIT 1;
DECLARE
i RECORD;
BEGIN
OPEN curs;
FETCH FROM curs INTO i;
IF NOT FOUND
THEN
RETURN;
END IF;
SELECT
payto_uri
,merchant_pub
INTO
var_coin_pub
,var_deposit_serial_id
FROM deposits_by_ready
WHERE wire_deadline <= in_now
AND shard >= in_start_shard_now
AND shard <=in_end_shard_now
out_payto_uri
,out_merchant_pub
FROM deposits dep
JOIN wire_targets wt
ON (wt.wire_target_h_payto=dep.wire_target_h_payto)
WHERE dep.coin_pub=i.coin_pub
AND dep.deposit_serial_id=i.deposit_serial_id
ORDER BY
wire_deadline ASC
,shard ASC;
SELECT
merchant_pub
,wire_target_h_payto
INTO
out_merchant_pub
,var_wire_target_h_payto
FROM deposits
WHERE coin_pub=var_coin_pub
AND deposit_serial_id=var_deposit_serial_id;
SELECT
payto_uri
INTO out_payto_uri
FROM wire_targets
WHERE wire_target_h_payto=var_wire_target_h_payto;
i.wire_deadline ASC
,i.shard ASC;
RETURN;
END $$;

10
src/exchangedb/pg_ensure_coin_known.c
View File

@ -60,12 +60,12 @@ TEH_PG_ensure_coin_known (void *cls,
&is_age_hash_null),
GNUNET_PQ_result_spec_end
};
/* Used in #postgres_insert_known_coin() to store the denomination public
key and signature for a coin known to the exchange.
/* Used in #postgres_insert_known_coin() to store the denomination public
key and signature for a coin known to the exchange.
See also:
https://stackoverflow.com/questions/34708509/how-to-use-returning-with-on-conflict-in-postgresql/37543015#37543015
*/
See also:
https://stackoverflow.com/questions/34708509/how-to-use-returning-with-on-conflict-in-postgresql/37543015#37543015
*/
PREPARE (pg,
"insert_known_coin",
"WITH dd"

113
src/exchangedb/pg_get_link_data.c
View File

@ -58,7 +58,10 @@ struct LinkDataContext
enum GNUNET_GenericReturnValue status;
};
struct Results {
struct TALER_EXCHANGEDB_LinkList *pos;
struct TALER_TransferPublicKeyP transfer_pub;
};
/**
* Free memory of the link data list.
*
@ -82,6 +85,16 @@ free_link_data_list (void *cls,
}
}
static int
transfer_pub_cmp (const void *a,
const void *b)
{
const struct Results *ra = a;
const struct Results *rb = b;
return GNUNET_memcmp (&ra->transfer_pub,
&rb->transfer_pub);
}
/**
* Function to be called with the results of a SELECT statement
@ -97,6 +110,10 @@ add_ldl (void *cls,
unsigned int num_results)
{
struct LinkDataContext *ldctx = cls;
struct Results *temp= GNUNET_new_array (num_results,
struct Results);;
unsigned int temp_off = 0;
for (int i = num_results - 1; i >= 0; i--)
{
@ -141,9 +158,48 @@ add_ldl (void *cls,
}
TALER_blinded_planchet_free (&bp);
}
if ( (NULL != ldctx->last) &&
(0 == GNUNET_memcmp (&transfer_pub,
&ldctx->transfer_pub)) )
temp[temp_off].pos = pos;
temp[temp_off].transfer_pub = transfer_pub;
temp_off++;
}
qsort (temp,
temp_off,
sizeof (struct Results),
transfer_pub_cmp);
for (unsigned int i = 0; i < temp_off; i++)
{
struct TALER_EXCHANGEDB_LinkList *pos;
struct Results *r = &temp[i];
pos = GNUNET_new (struct TALER_EXCHANGEDB_LinkList);
pos->orig_coin_link_sig = r->pos->orig_coin_link_sig;
pos->ev_sig = r->pos->ev_sig;
pos->coin_refresh_offset = r->pos->coin_refresh_offset;
pos->alg_values = r->pos->alg_values;
pos->denom_pub = r->pos->denom_pub;
pos->nonce = r->pos->nonce;
pos->have_nonce = r->pos->have_nonce;
pos->next = ldctx->last;
ldctx->last = pos;
}
if (NULL != ldctx->last)
{
ldctx->ldc (ldctx->ldc_cls,
&ldctx->transfer_pub,
ldctx->last);
free_link_data_list (ldctx,
ldctx->last);
}
ldctx->last = NULL;
GNUNET_free(temp);
/*
if ( (NULL != ldctx->last) &&
(0 == GNUNET_memcmp (&transfer_pub,
&ldctx->transfer_pub)) )
{
pos->next = ldctx->last;
}
@ -161,6 +217,7 @@ add_ldl (void *cls,
}
ldctx->last = pos;
}
GNUNET_free(temp);*/
}
@ -267,6 +324,54 @@ TEH_PG_get_link_data (void *cls,
" ,freshcoin_index INT4"
" ,coin_ev BYTEA);");
break;
case 3:
query="get_link_v3";
PREPARE (pg,
query,
"SELECT "
" tp.transfer_pub"
",denoms.denom_pub"
",rrc.ev_sig"
",rrc.ewv"
",rrc.link_sig"
",rrc.freshcoin_index"
",rrc.coin_ev"
" FROM refresh_commitments"
" JOIN refresh_revealed_coins rrc"
" USING (melt_serial_id)"
" JOIN refresh_transfer_keys tp"
" USING (melt_serial_id)"
" JOIN denominations denoms"
" ON (rrc.denominations_serial = denoms.denominations_serial)"
" WHERE old_coin_pub=$1");
break;
case 4:
query="get_link_v4";
PREPARE (pg,
query,
"WITH rc AS MATERIALIZED ("
"SELECT"
" melt_serial_id"
" FROM refresh_commitments"
" WHERE old_coin_pub=$1"
")"
"SELECT "
" tp.transfer_pub"
",denoms.denom_pub"
",rrc.ev_sig"
",rrc.ewv"
",rrc.link_sig"
",rrc.freshcoin_index"
",rrc.coin_ev "
"FROM "
"refresh_revealed_coins rrc"
" JOIN refresh_transfer_keys tp"
" USING (melt_serial_id)"
" JOIN denominations denoms"
" USING (denominations_serial)"
" WHERE rrc.melt_serial_id = (SELECT melt_serial_id FROM rc)"
);
break;
default:
GNUNET_break (0);
return GNUNET_DB_STATUS_HARD_ERROR;