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authorChristian Grothoff <christian@grothoff.org>2021-08-13 22:35:13 +0200
committerChristian Grothoff <christian@grothoff.org>2021-08-13 22:35:13 +0200
commit41aa1ed41d0779be263f5f0ef21a999a6f9154c0 (patch)
treeeda484ab6d1adfed23aa088b709e9c76556583c4 /src/exchangedb
parent756998a6d57dcb1ef310be326b22379caf3030d0 (diff)
downloadexchange-41aa1ed41d0779be263f5f0ef21a999a6f9154c0.tar.gz
exchange-41aa1ed41d0779be263f5f0ef21a999a6f9154c0.tar.bz2
exchange-41aa1ed41d0779be263f5f0ef21a999a6f9154c0.zip
-add support for event notifications to exchangedb plugin
Diffstat (limited to 'src/exchangedb')
-rw-r--r--src/exchangedb/plugin_exchangedb_postgres.c4792
1 files changed, 2555 insertions, 2237 deletions
diff --git a/src/exchangedb/plugin_exchangedb_postgres.c b/src/exchangedb/plugin_exchangedb_postgres.c
index f589b92f..d812f73e 100644
--- a/src/exchangedb/plugin_exchangedb_postgres.c
+++ b/src/exchangedb/plugin_exchangedb_postgres.c
@@ -27,7 +27,9 @@
#include "taler_pq_lib.h"
#include "taler_json_lib.h"
#include "taler_exchangedb_plugin.h"
+#include <poll.h>
#include <pthread.h>
+#include <sys/eventfd.h>
#include <libpq-fe.h>
#include "plugin_exchangedb_common.c"
@@ -99,6 +101,11 @@ struct TALER_EXCHANGEDB_Session
*/
const char *transaction_name;
+ /**
+ * Did we initialize the prepared statements
+ * for this session?
+ */
+ bool init;
};
@@ -150,6 +157,34 @@ struct PostgresClosure
* Handle for the main() thread of the program.
*/
pthread_t main_self;
+
+ /**
+ * Thread responsible for processing database event
+ * notifications.
+ */
+ pthread_t event_thread;
+
+ /**
+ * Lock for @e listener_count access.
+ */
+ pthread_mutex_t event_lock;
+
+ /**
+ * Number of registered listerners. @e event_thread
+ * should terminate if this value reaches 0.
+ */
+ uint64_t listener_count;
+
+ /**
+ * Additional FD to signal the @e event_thread
+ * (used to stop it).
+ */
+ int event_fd;
+
+ /**
+ * Current Postges socket we watch on for notifications.
+ */
+ int pg_sock;
};
@@ -223,16 +258,2270 @@ db_conn_destroy (void *cls)
/**
+ * Initialize prepared statements for @a sess.
+ *
+ * @param[in,out] sess session to initialize
+ * @return #GNUNET_OK on success
+ */
+static enum GNUNET_GenericReturnValue
+init_session (struct TALER_EXCHANGEDB_Session *sess)
+{
+ enum GNUNET_GenericReturnValue ret;
+ struct GNUNET_PQ_PreparedStatement ps[] = {
+ /* Used in #postgres_insert_denomination_info() and
+ #postgres_add_denomination_key() */
+ GNUNET_PQ_make_prepare ("denomination_insert",
+ "INSERT INTO denominations "
+ "(denom_pub_hash"
+ ",denom_pub"
+ ",master_sig"
+ ",valid_from"
+ ",expire_withdraw"
+ ",expire_deposit"
+ ",expire_legal"
+ ",coin_val" /* value of this denom */
+ ",coin_frac" /* fractional value of this denom */
+ ",fee_withdraw_val"
+ ",fee_withdraw_frac"
+ ",fee_deposit_val"
+ ",fee_deposit_frac"
+ ",fee_refresh_val"
+ ",fee_refresh_frac"
+ ",fee_refund_val"
+ ",fee_refund_frac"
+ ") VALUES "
+ "($1, $2, $3, $4, $5, $6, $7, $8, $9, $10,"
+ " $11, $12, $13, $14, $15, $16, $17);",
+ 17),
+ /* Used in #postgres_iterate_denomination_info() */
+ GNUNET_PQ_make_prepare ("denomination_iterate",
+ "SELECT"
+ " master_sig"
+ ",valid_from"
+ ",expire_withdraw"
+ ",expire_deposit"
+ ",expire_legal"
+ ",coin_val" /* value of this denom */
+ ",coin_frac" /* fractional value of this denom */
+ ",fee_withdraw_val"
+ ",fee_withdraw_frac"
+ ",fee_deposit_val"
+ ",fee_deposit_frac"
+ ",fee_refresh_val"
+ ",fee_refresh_frac"
+ ",fee_refund_val"
+ ",fee_refund_frac"
+ ",denom_pub"
+ " FROM denominations;",
+ 0),
+ /* Used in #postgres_iterate_denominations() */
+ GNUNET_PQ_make_prepare ("select_denominations",
+ "SELECT"
+ " denominations.master_sig"
+ ",denom_revocations_serial_id IS NOT NULL AS revoked"
+ ",valid_from"
+ ",expire_withdraw"
+ ",expire_deposit"
+ ",expire_legal"
+ ",coin_val" /* value of this denom */
+ ",coin_frac" /* fractional value of this denom */
+ ",fee_withdraw_val"
+ ",fee_withdraw_frac"
+ ",fee_deposit_val"
+ ",fee_deposit_frac"
+ ",fee_refresh_val"
+ ",fee_refresh_frac"
+ ",fee_refund_val"
+ ",fee_refund_frac"
+ ",denom_pub"
+ " FROM denominations"
+ " LEFT JOIN "
+ " denomination_revocations USING (denominations_serial);",
+ 0),
+ /* Used in #postgres_iterate_active_signkeys() */
+ GNUNET_PQ_make_prepare ("select_signkeys",
+ "SELECT"
+ " master_sig"
+ ",exchange_pub"
+ ",valid_from"
+ ",expire_sign"
+ ",expire_legal"
+ " FROM exchange_sign_keys esk"
+ " WHERE"
+ " expire_sign > $1"
+ " AND NOT EXISTS "
+ " (SELECT esk_serial "
+ " FROM signkey_revocations skr"
+ " WHERE esk.esk_serial = skr.esk_serial);",
+ 1),
+ /* Used in #postgres_iterate_auditor_denominations() */
+ GNUNET_PQ_make_prepare ("select_auditor_denoms",
+ "SELECT"
+ " auditors.auditor_pub"
+ ",denominations.denom_pub_hash"
+ ",auditor_denom_sigs.auditor_sig"
+ " FROM auditor_denom_sigs"
+ " JOIN auditors USING (auditor_uuid)"
+ " JOIN denominations USING (denominations_serial)"
+ " WHERE auditors.is_active;",
+ 0),
+ /* Used in #postgres_iterate_active_auditors() */
+ GNUNET_PQ_make_prepare ("select_auditors",
+ "SELECT"
+ " auditor_pub"
+ ",auditor_url"
+ ",auditor_name"
+ " FROM auditors"
+ " WHERE"
+ " is_active;",
+ 0),
+ /* Used in #postgres_get_denomination_info() */
+ GNUNET_PQ_make_prepare ("denomination_get",
+ "SELECT"
+ " master_sig"
+ ",valid_from"
+ ",expire_withdraw"
+ ",expire_deposit"
+ ",expire_legal"
+ ",coin_val" /* value of this denom */
+ ",coin_frac" /* fractional value of this denom */
+ ",fee_withdraw_val"
+ ",fee_withdraw_frac"
+ ",fee_deposit_val"
+ ",fee_deposit_frac"
+ ",fee_refresh_val"
+ ",fee_refresh_frac"
+ ",fee_refund_val"
+ ",fee_refund_frac"
+ " FROM denominations"
+ " WHERE denom_pub_hash=$1;",
+ 1),
+ /* Used in #postgres_insert_denomination_revocation() */
+ GNUNET_PQ_make_prepare ("denomination_revocation_insert",
+ "INSERT INTO denomination_revocations "
+ "(denominations_serial"
+ ",master_sig"
+ ") SELECT denominations_serial,$2"
+ " FROM denominations"
+ " WHERE denom_pub_hash=$1;",
+ 2),
+ /* Used in #postgres_get_denomination_revocation() */
+ GNUNET_PQ_make_prepare ("denomination_revocation_get",
+ "SELECT"
+ " master_sig"
+ ",denom_revocations_serial_id"
+ " FROM denomination_revocations"
+ " WHERE denominations_serial="
+ " (SELECT denominations_serial"
+ " FROM denominations"
+ " WHERE denom_pub_hash=$1);",
+ 1),
+ /* Used in #postgres_reserves_get() */
+ GNUNET_PQ_make_prepare ("reserves_get",
+ "SELECT"
+ " current_balance_val"
+ ",current_balance_frac"
+ ",expiration_date"
+ ",gc_date"
+ " FROM reserves"
+ " WHERE reserve_pub=$1"
+ " LIMIT 1;",
+ 1),
+ GNUNET_PQ_make_prepare ("reserve_create",
+ "INSERT INTO reserves "
+ "(reserve_pub"
+ ",account_details"
+ ",current_balance_val"
+ ",current_balance_frac"
+ ",expiration_date"
+ ",gc_date"
+ ") VALUES "
+ "($1, $2, $3, $4, $5, $6)"
+ " ON CONFLICT DO NOTHING"
+ " RETURNING reserve_uuid;",
+ 6),
+ /* Used in #postgres_insert_reserve_closed() */
+ GNUNET_PQ_make_prepare ("reserves_close_insert",
+ "INSERT INTO reserves_close "
+ "(reserve_uuid"
+ ",execution_date"
+ ",wtid"
+ ",receiver_account"
+ ",amount_val"
+ ",amount_frac"
+ ",closing_fee_val"
+ ",closing_fee_frac"
+ ") SELECT reserve_uuid, $2, $3, $4, $5, $6, $7, $8"
+ " FROM reserves"
+ " WHERE reserve_pub=$1;",
+ 8),
+ /* Used in #reserves_update() when the reserve is updated */
+ GNUNET_PQ_make_prepare ("reserve_update",
+ "UPDATE reserves"
+ " SET"
+ " expiration_date=$1"
+ ",gc_date=$2"
+ ",current_balance_val=$3"
+ ",current_balance_frac=$4"
+ " WHERE reserve_pub=$5;",
+ 5),
+ /* Used in #postgres_reserves_in_insert() to store transaction details */
+ GNUNET_PQ_make_prepare ("reserves_in_add_transaction",
+ "INSERT INTO reserves_in "
+ "(reserve_uuid"
+ ",wire_reference"
+ ",credit_val"
+ ",credit_frac"
+ ",exchange_account_section"
+ ",sender_account_details"
+ ",execution_date"
+ ") SELECT reserve_uuid, $2, $3, $4, $5, $6, $7"
+ " FROM reserves"
+ " WHERE reserve_pub=$1"
+ " ON CONFLICT DO NOTHING;",
+ 7),
+ /* Used in #postgres_reserves_in_insert() to store transaction details */
+ GNUNET_PQ_make_prepare ("reserves_in_add_by_uuid",
+ "INSERT INTO reserves_in "
+ "(reserve_uuid"
+ ",wire_reference"
+ ",credit_val"
+ ",credit_frac"
+ ",exchange_account_section"
+ ",sender_account_details"
+ ",execution_date"
+ ") VALUES ($1, $2, $3, $4, $5, $6, $7)"
+ " ON CONFLICT DO NOTHING;",
+ 7),
+ /* Used in postgres_select_reserves_in_above_serial_id() to obtain inbound
+ transactions for reserves with serial id '\geq' the given parameter */
+ GNUNET_PQ_make_prepare ("reserves_in_get_latest_wire_reference",
+ "SELECT"
+ " wire_reference"
+ " FROM reserves_in"
+ " WHERE exchange_account_section=$1"
+ " ORDER BY reserve_in_serial_id DESC"
+ " LIMIT 1;",
+ 1),
+ /* Used in postgres_select_reserves_in_above_serial_id() to obtain inbound
+ transactions for reserves with serial id '\geq' the given parameter */
+ GNUNET_PQ_make_prepare ("audit_reserves_in_get_transactions_incr",
+ "SELECT"
+ " reserves.reserve_pub"
+ ",wire_reference"
+ ",credit_val"
+ ",credit_frac"
+ ",execution_date"
+ ",sender_account_details"
+ ",reserve_in_serial_id"
+ " FROM reserves_in"
+ " JOIN reserves"
+ " USING (reserve_uuid)"
+ " WHERE reserve_in_serial_id>=$1"
+ " ORDER BY reserve_in_serial_id;",
+ 1),
+ /* Used in postgres_select_reserves_in_above_serial_id() to obtain inbound
+ transactions for reserves with serial id '\geq' the given parameter */
+ GNUNET_PQ_make_prepare (
+ "audit_reserves_in_get_transactions_incr_by_account",
+ "SELECT"
+ " reserves.reserve_pub"
+ ",wire_reference"
+ ",credit_val"
+ ",credit_frac"
+ ",execution_date"
+ ",sender_account_details"
+ ",reserve_in_serial_id"
+ " FROM reserves_in"
+ " JOIN reserves "
+ " USING (reserve_uuid)"
+ " WHERE reserve_in_serial_id>=$1 AND exchange_account_section=$2"
+ " ORDER BY reserve_in_serial_id;",
+ 2),
+ /* Used in #postgres_get_reserve_history() to obtain inbound transactions
+ for a reserve */
+ GNUNET_PQ_make_prepare ("reserves_in_get_transactions",
+ "SELECT"
+ " wire_reference"
+ ",credit_val"
+ ",credit_frac"
+ ",execution_date"
+ ",sender_account_details"
+ " FROM reserves_in"
+ " WHERE reserve_uuid="
+ " (SELECT reserve_uuid "
+ " FROM reserves"
+ " WHERE reserve_pub=$1);",
+ 1),
+ /* Lock withdraw table; NOTE: we may want to eventually shard the
+ deposit table to avoid this lock being the main point of
+ contention limiting transaction performance. */
+ GNUNET_PQ_make_prepare ("lock_withdraw",
+ "LOCK TABLE reserves_out;",
+ 0),
+ /* Used in #postgres_insert_withdraw_info() to store
+ the signature of a blinded coin with the blinded coin's
+ details before returning it during /reserve/withdraw. We store
+ the coin's denomination information (public key, signature)
+ and the blinded message as well as the reserve that the coin
+ is being withdrawn from and the signature of the message
+ authorizing the withdrawal. */
+ GNUNET_PQ_make_prepare ("insert_withdraw_info",
+ "WITH ds AS"
+ " (SELECT denominations_serial"
+ " FROM denominations"
+ " WHERE denom_pub_hash=$2)"
+ "INSERT INTO reserves_out "
+ "(h_blind_ev"
+ ",denominations_serial"
+ ",denom_sig"
+ ",reserve_uuid"
+ ",reserve_sig"
+ ",execution_date"
+ ",amount_with_fee_val"
+ ",amount_with_fee_frac"
+ ") SELECT $1, ds.denominations_serial, $3, reserve_uuid, $5, $6, $7, $8"
+ " FROM reserves"
+ " CROSS JOIN ds"
+ " WHERE reserve_pub=$4;",
+ 8),
+ /* Used in #postgres_get_withdraw_info() to
+ locate the response for a /reserve/withdraw request
+ using the hash of the blinded message. Used to
+ make sure /reserve/withdraw requests are idempotent. */
+ GNUNET_PQ_make_prepare ("get_withdraw_info",
+ "SELECT"
+ " denom.denom_pub_hash"
+ ",denom_sig"
+ ",reserve_sig"
+ ",reserves.reserve_pub"
+ ",execution_date"
+ ",amount_with_fee_val"
+ ",amount_with_fee_frac"
+ ",denom.fee_withdraw_val"
+ ",denom.fee_withdraw_frac"
+ " FROM reserves_out"
+ " JOIN reserves"
+ " USING (reserve_uuid)"
+ " JOIN denominations denom"
+ " USING (denominations_serial)"
+ " WHERE h_blind_ev=$1;",
+ 1),
+ /* Used during #postgres_get_reserve_history() to
+ obtain all of the /reserve/withdraw operations that
+ have been performed on a given reserve. (i.e. to
+ demonstrate double-spending) */
+ GNUNET_PQ_make_prepare ("get_reserves_out",
+ "SELECT"
+ " h_blind_ev"
+ ",denom.denom_pub_hash"
+ ",denom_sig"
+ ",reserve_sig"
+ ",execution_date"
+ ",amount_with_fee_val"
+ ",amount_with_fee_frac"
+ ",denom.fee_withdraw_val"
+ ",denom.fee_withdraw_frac"
+ " FROM reserves_out"
+ " JOIN denominations denom"
+ " USING (denominations_serial)"
+ " WHERE reserve_uuid="
+ " (SELECT reserve_uuid"
+ " FROM reserves"
+ " WHERE reserve_pub=$1);",
+ 1),
+ /* Used in #postgres_select_withdrawals_above_serial_id() */
+ GNUNET_PQ_make_prepare ("audit_get_reserves_out_incr",
+ "SELECT"
+ " h_blind_ev"
+ ",denom.denom_pub"
+ ",reserve_sig"
+ ",reserves.reserve_pub"
+ ",execution_date"
+ ",amount_with_fee_val"
+ ",amount_with_fee_frac"
+ ",reserve_out_serial_id"
+ " FROM reserves_out"
+ " JOIN reserves"
+ " USING (reserve_uuid)"
+ " JOIN denominations denom"
+ " USING (denominations_serial)"
+ " WHERE reserve_out_serial_id>=$1"
+ " ORDER BY reserve_out_serial_id ASC;",
+ 1),
+
+ /* Used in #postgres_count_known_coins() */
+ GNUNET_PQ_make_prepare ("count_known_coins",
+ "SELECT"
+ " COUNT(*) AS count"
+ " FROM known_coins"
+ " WHERE denominations_serial="
+ " (SELECT denominations_serial"
+ " FROM denominations"
+ " WHERE denom_pub_hash=$1);",
+ 1),
+ /* Used in #postgres_get_known_coin() to fetch
+ the denomination public key and signature for
+ a coin known to the exchange. */
+ GNUNET_PQ_make_prepare ("get_known_coin",
+ "SELECT"
+ " denominations.denom_pub_hash"
+ ",denom_sig"
+ " FROM known_coins"
+ " JOIN denominations USING (denominations_serial)"
+ " WHERE coin_pub=$1;",
+ 1),
+ /* Used in #postgres_ensure_coin_known() */
+ GNUNET_PQ_make_prepare ("get_known_coin_dh",
+ "SELECT"
+ " denominations.denom_pub_hash"
+ " FROM known_coins"
+ " JOIN denominations USING (denominations_serial)"
+ " WHERE coin_pub=$1;",
+ 1),
+ /* Used in #postgres_get_coin_denomination() to fetch
+ the denomination public key hash for
+ a coin known to the exchange. */
+ GNUNET_PQ_make_prepare ("get_coin_denomination",
+ "SELECT"
+ " denominations.denom_pub_hash"
+ " FROM known_coins"
+ " JOIN denominations USING (denominations_serial)"
+ " WHERE coin_pub=$1"
+ " FOR SHARE;",
+ 1),
+ /* Lock deposit table; NOTE: we may want to eventually shard the
+ deposit table to avoid this lock being the main point of
+ contention limiting transaction performance. */
+ GNUNET_PQ_make_prepare ("lock_known_coins",
+ "LOCK TABLE known_coins;",
+ 0),
+ /* Used in #postgres_insert_known_coin() to store
+ the denomination public key and signature for
+ a coin known to the exchange. */
+ GNUNET_PQ_make_prepare ("insert_known_coin",
+ "INSERT INTO known_coins "
+ "(coin_pub"
+ ",denominations_serial"
+ ",denom_sig"
+ ") SELECT $1, denominations_serial, $3 "
+ " FROM denominations"
+ " WHERE denom_pub_hash=$2;",
+ 3),
+
+ /* Used in #postgres_insert_melt() to store
+ high-level information about a melt operation */
+ GNUNET_PQ_make_prepare ("insert_melt",
+ "INSERT INTO refresh_commitments "
+ "(rc "
+ ",old_known_coin_id "
+ ",old_coin_sig "
+ ",amount_with_fee_val "
+ ",amount_with_fee_frac "
+ ",noreveal_index "
+ ") SELECT $1, known_coin_id, $3, $4, $5, $6"
+ " FROM known_coins"
+ " WHERE coin_pub=$2",
+ 6),
+ /* Used in #postgres_get_melt() to fetch
+ high-level information about a melt operation */
+ GNUNET_PQ_make_prepare ("get_melt",
+ "SELECT"
+ " denoms.denom_pub_hash"
+ ",denoms.fee_refresh_val"
+ ",denoms.fee_refresh_frac"
+ ",kc.coin_pub AS old_coin_pub"
+ ",old_coin_sig"
+ ",amount_with_fee_val"
+ ",amount_with_fee_frac"
+ ",noreveal_index"
+ " FROM refresh_commitments"
+ " JOIN known_coins kc"
+ " ON (refresh_commitments.old_known_coin_id = kc.known_coin_id)"
+ " JOIN denominations denoms"
+ " ON (kc.denominations_serial = denoms.denominations_serial)"
+ " WHERE rc=$1;",
+ 1),
+ /* Used in #postgres_get_melt_index() to fetch
+ the noreveal index from a previous melt operation */
+ GNUNET_PQ_make_prepare ("get_melt_index",
+ "SELECT"
+ " noreveal_index"
+ " FROM refresh_commitments"
+ " WHERE rc=$1;",
+ 1),
+ /* Used in #postgres_select_refreshes_above_serial_id() to fetch
+ refresh session with id '\geq' the given parameter */
+ GNUNET_PQ_make_prepare ("audit_get_refresh_commitments_incr",
+ "SELECT"
+ " denom.denom_pub"
+ ",kc.coin_pub AS old_coin_pub"
+ ",old_coin_sig"
+ ",amount_with_fee_val"
+ ",amount_with_fee_frac"
+ ",noreveal_index"
+ ",melt_serial_id"
+ ",rc"
+ " FROM refresh_commitments"
+ " JOIN known_coins kc"
+ " ON (refresh_commitments.old_known_coin_id = kc.known_coin_id)"
+ " JOIN denominations denom"
+ " ON (kc.denominations_serial = denom.denominations_serial)"
+ " WHERE melt_serial_id>=$1"
+ " ORDER BY melt_serial_id ASC;",
+ 1),
+ /* Query the 'refresh_commitments' by coin public key */
+ GNUNET_PQ_make_prepare ("get_refresh_session_by_coin",
+ "SELECT"
+ " rc"
+ ",old_coin_sig"
+ ",amount_with_fee_val"
+ ",amount_with_fee_frac"
+ ",denoms.denom_pub_hash"
+ ",denoms.fee_refresh_val"
+ ",denoms.fee_refresh_frac"
+ ",melt_serial_id"
+ " FROM refresh_commitments"
+ " JOIN known_coins kc"
+ " ON (refresh_commitments.old_known_coin_id = kc.known_coin_id)"
+ " JOIN denominations denoms"
+ " USING (denominations_serial)"
+ " WHERE old_known_coin_id="
+ "(SELECT known_coin_id"
+ " FROM known_coins"
+ " WHERE coin_pub=$1);",
+ 1),
+ /* Store information about the desired denominations for a
+ refresh operation, used in #postgres_insert_refresh_reveal() */
+ GNUNET_PQ_make_prepare ("insert_refresh_revealed_coin",
+ "WITH rcx AS"
+ " (SELECT melt_serial_id"
+ " FROM refresh_commitments"
+ " WHERE rc=$1)"
+ "INSERT INTO refresh_revealed_coins "
+ "(melt_serial_id "
+ ",freshcoin_index "
+ ",link_sig "
+ ",denominations_serial "
+ ",coin_ev"
+ ",h_coin_ev"
+ ",ev_sig"
+ ") SELECT rcx.melt_serial_id, $2, $3, "
+ " denominations_serial, $5, $6, $7"
+ " FROM denominations"
+ " CROSS JOIN rcx"
+ " WHERE denom_pub_hash=$4;",
+ 7),
+ /* Obtain information about the coins created in a refresh
+ operation, used in #postgres_get_refresh_reveal() */
+ GNUNET_PQ_make_prepare ("get_refresh_revealed_coins",
+ "SELECT "
+ " freshcoin_index"
+ ",denom.denom_pub"
+ ",link_sig"
+ ",coin_ev"
+ ",ev_sig"
+ " FROM refresh_revealed_coins"
+ " JOIN denominations denom "
+ " USING (denominations_serial)"
+ " JOIN refresh_commitments"
+ " USING (melt_serial_id)"
+ " WHERE rc=$1"
+ " ORDER BY freshcoin_index ASC;",
+ 1),
+
+ /* Used in #postgres_insert_refresh_reveal() to store the transfer
+ keys we learned */
+ GNUNET_PQ_make_prepare ("insert_refresh_transfer_keys",
+ "INSERT INTO refresh_transfer_keys "
+ "(melt_serial_id"
+ ",transfer_pub"
+ ",transfer_privs"
+ ") SELECT melt_serial_id, $2, $3"
+ " FROM refresh_commitments"
+ " WHERE rc=$1",
+ 3),
+ /* Used in #postgres_get_refresh_reveal() to retrieve transfer
+ keys from /refresh/reveal */
+ GNUNET_PQ_make_prepare ("get_refresh_transfer_keys",
+ "SELECT"
+ " transfer_pub"
+ ",transfer_privs"
+ " FROM refresh_transfer_keys"
+ " JOIN refresh_commitments"
+ " USING (melt_serial_id)"
+ " WHERE rc=$1;",
+ 1),
+ /* Used in #postgres_insert_refund() to store refund information */
+ GNUNET_PQ_make_prepare ("insert_refund",
+ "INSERT INTO refunds "
+ "(deposit_serial_id "
+ ",merchant_sig "
+ ",rtransaction_id "
+ ",amount_with_fee_val "
+ ",amount_with_fee_frac "
+ ") SELECT deposit_serial_id, $3, $5, $6, $7"
+ " FROM deposits"
+ " JOIN known_coins USING (known_coin_id)"
+ " WHERE coin_pub=$1"
+ " AND h_contract_terms=$4"
+ " AND merchant_pub=$2",
+ 7),
+ /* Query the 'refunds' by coin public key */
+ GNUNET_PQ_make_prepare ("get_refunds_by_coin",
+ "SELECT"
+ " merchant_pub"
+ ",merchant_sig"
+ ",h_contract_terms"
+ ",rtransaction_id"
+ ",refunds.amount_with_fee_val"
+ ",refunds.amount_with_fee_frac"
+ ",denom.fee_refund_val "
+ ",denom.fee_refund_frac "
+ ",refund_serial_id"
+ " FROM refunds"
+ " JOIN deposits USING (deposit_serial_id)"
+ " JOIN known_coins USING (known_coin_id)"
+ " JOIN denominations denom USING (denominations_serial)"
+ " WHERE coin_pub=$1;",
+ 1),
+ /* Query the 'refunds' by coin public key, merchant_pub and contract hash */
+ GNUNET_PQ_make_prepare ("get_refunds_by_coin_and_contract",
+ "SELECT"
+ " refunds.amount_with_fee_val"
+ ",refunds.amount_with_fee_frac"
+ " FROM refunds"
+ " JOIN deposits USING (deposit_serial_id)"
+ " JOIN known_coins USING (known_coin_id)"
+ " WHERE coin_pub=$1"
+ " AND merchant_pub=$2"
+ " AND h_contract_terms=$3;",
+ 3),
+ /* Fetch refunds with rowid '\geq' the given parameter */
+ GNUNET_PQ_make_prepare ("audit_get_refunds_incr",
+ "SELECT"
+ " merchant_pub"
+ ",merchant_sig"
+ ",h_contract_terms"
+ ",rtransaction_id"
+ ",denom.denom_pub"
+ ",kc.coin_pub"
+ ",refunds.amount_with_fee_val"
+ ",refunds.amount_with_fee_frac"
+ ",refund_serial_id"
+ " FROM refunds"
+ " JOIN deposits USING (deposit_serial_id)"
+ " JOIN known_coins kc USING (known_coin_id)"
+ " JOIN denominations denom ON (kc.denominations_serial = denom.denominations_serial)"
+ " WHERE refund_serial_id>=$1"
+ " ORDER BY refund_serial_id ASC;",
+ 1),
+ /* Lock deposit table; NOTE: we may want to eventually shard the
+ deposit table to avoid this lock being the main point of
+ contention limiting transaction performance. */
+ GNUNET_PQ_make_prepare ("lock_deposit",
+ "LOCK TABLE deposits;",
+ 0),
+ /* Store information about a /deposit the exchange is to execute.
+ Used in #postgres_insert_deposit(). */
+ GNUNET_PQ_make_prepare ("insert_deposit",
+ "INSERT INTO deposits "
+ "(known_coin_id"
+ ",amount_with_fee_val"
+ ",amount_with_fee_frac"
+ ",wallet_timestamp"
+ ",refund_deadline"
+ ",wire_deadline"
+ ",merchant_pub"
+ ",h_contract_terms"
+ ",h_wire"
+ ",coin_sig"
+ ",wire"
+ ",exchange_timestamp"
+ ") SELECT known_coin_id, $2, $3, $4, $5, $6, "
+ " $7, $8, $9, $10, $11, $12"
+ " FROM known_coins"
+ " WHERE coin_pub=$1;",
+ 12),
+ /* Fetch an existing deposit request, used to ensure idempotency
+ during /deposit processing. Used in #postgres_have_deposit(). */
+ GNUNET_PQ_make_prepare ("get_deposit",
+ "SELECT"
+ " amount_with_fee_val"
+ ",amount_with_fee_frac"
+ ",denominations.fee_deposit_val"
+ ",denominations.fee_deposit_frac"
+ ",wallet_timestamp"
+ ",exchange_timestamp"
+ ",refund_deadline"
+ ",wire_deadline"
+ ",h_contract_terms"
+ ",h_wire"
+ " FROM deposits"
+ " JOIN known_coins USING (known_coin_id)"
+ " JOIN denominations USING (denominations_serial)"
+ " WHERE ((coin_pub=$1)"
+ " AND (merchant_pub=$3)"
+ " AND (h_contract_terms=$2));",
+ 3),
+ /* Fetch deposits with rowid '\geq' the given parameter */
+ GNUNET_PQ_make_prepare ("audit_get_deposits_incr",
+ "SELECT"
+ " amount_with_fee_val"
+ ",amount_with_fee_frac"
+ ",wallet_timestamp"
+ ",exchange_timestamp"
+ ",merchant_pub"
+ ",denom.denom_pub"
+ ",kc.coin_pub"
+ ",coin_sig"
+ ",refund_deadline"
+ ",wire_deadline"
+ ",h_contract_terms"
+ ",wire"
+ ",done"
+ ",deposit_serial_id"
+ " FROM deposits"
+ " JOIN known_coins kc USING (known_coin_id)"
+ " JOIN denominations denom USING (denominations_serial)"
+ " WHERE ("
+ " (deposit_serial_id>=$1)"
+ " )"
+ " ORDER BY deposit_serial_id ASC;",
+ 1),
+ /* Fetch an existing deposit request.
+ Used in #postgres_lookup_transfer_by_deposit(). */
+ GNUNET_PQ_make_prepare ("get_deposit_for_wtid",
+ "SELECT"
+ " amount_with_fee_val"
+ ",amount_with_fee_frac"
+ ",denom.fee_deposit_val"
+ ",denom.fee_deposit_frac"
+ ",wire_deadline"
+ " FROM deposits"
+ " JOIN known_coins USING (known_coin_id)"
+ " JOIN denominations denom USING (denominations_serial)"
+ " WHERE ((coin_pub=$1)"
+ " AND (merchant_pub=$2)"
+ " AND (h_contract_terms=$3)"
+ " AND (h_wire=$4)"
+ " );",
+ 4),
+ /* Used in #postgres_get_ready_deposit() */
+ GNUNET_PQ_make_prepare ("deposits_get_ready",
+ "SELECT"
+ " deposit_serial_id"
+ ",amount_with_fee_val"
+ ",amount_with_fee_frac"
+ ",denom.fee_deposit_val"
+ ",denom.fee_deposit_frac"
+ ",wire_deadline"
+ ",h_contract_terms"
+ ",wire"
+ ",merchant_pub"
+ ",kc.coin_pub"
+ ",exchange_timestamp"
+ ",wallet_timestamp"
+ " FROM deposits"
+ " JOIN known_coins kc USING (known_coin_id)"
+ " JOIN denominations denom USING (denominations_serial)"
+ " WHERE tiny=FALSE"
+ " AND done=FALSE"
+ " AND wire_deadline<=$1"
+ " AND refund_deadline<$1"
+ " ORDER BY wire_deadline ASC"
+ " LIMIT 1;",
+ 1),
+ /* Used in #postgres_iterate_matching_deposits() */
+ GNUNET_PQ_make_prepare ("deposits_iterate_matching",
+ "SELECT"
+ " deposit_serial_id"
+ ",amount_with_fee_val"
+ ",amount_with_fee_frac"
+ ",denom.fee_deposit_val"
+ ",denom.fee_deposit_frac"
+ ",h_contract_terms"
+ ",kc.coin_pub"
+ " FROM deposits"
+ " JOIN known_coins kc USING (known_coin_id)"
+ " JOIN denominations denom USING (denominations_serial)"
+ " WHERE"
+ " merchant_pub=$1 AND"
+ " h_wire=$2 AND"
+ " done=FALSE"
+ " ORDER BY wire_deadline ASC"
+ " LIMIT "
+ TALER_QUOTE (
+ TALER_EXCHANGEDB_MATCHING_DEPOSITS_LIMIT) ";",
+ 2),
+ /* Used in #postgres_mark_deposit_tiny() */
+ GNUNET_PQ_make_prepare ("mark_deposit_tiny",
+ "UPDATE deposits"
+ " SET tiny=TRUE"
+ " WHERE deposit_serial_id=$1",
+ 1),
+ /* Used in #postgres_mark_deposit_done() */
+ GNUNET_PQ_make_prepare ("mark_deposit_done",
+ "UPDATE deposits"
+ " SET done=TRUE"
+ " WHERE deposit_serial_id=$1;",
+ 1),
+ /* Used in #postgres_test_deposit_done() */
+ GNUNET_PQ_make_prepare ("test_deposit_done",
+ "SELECT done"
+ " FROM deposits"
+ " JOIN known_coins USING (known_coin_id)"
+ " WHERE coin_pub=$1"
+ " AND merchant_pub=$2"
+ " AND h_contract_terms=$3"
+ " AND h_wire=$4;",
+ 5),
+ /* Used in #postgres_get_coin_transactions() to obtain information
+ about how a coin has been spend with /deposit requests. */
+ GNUNET_PQ_make_prepare ("get_deposit_with_coin_pub",
+ "SELECT"
+ " amount_with_fee_val"
+ ",amount_with_fee_frac"
+ ",denoms.fee_deposit_val"
+ ",denoms.fee_deposit_frac"
+ ",denoms.denom_pub_hash"
+ ",wallet_timestamp"
+ ",refund_deadline"
+ ",wire_deadline"
+ ",merchant_pub"
+ ",h_contract_terms"
+ ",h_wire"
+ ",wire"
+ ",coin_sig"
+ ",deposit_serial_id"
+ ",done"
+ " FROM deposits"
+ " JOIN known_coins kc"
+ " USING (known_coin_id)"
+ " JOIN denominations denoms"
+ " USING (denominations_serial)"
+ " WHERE coin_pub=$1;",
+ 1),
+
+ /* Used in #postgres_get_link_data(). */
+ GNUNET_PQ_make_prepare ("get_link",
+ "SELECT "
+ " tp.transfer_pub"
+ ",denoms.denom_pub"
+ ",rrc.ev_sig"
+ ",rrc.link_sig"
+ " 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_known_coin_id="
+ " (SELECT known_coin_id "
+ " FROM known_coins"
+ " WHERE coin_pub=$1)"
+ " ORDER BY tp.transfer_pub, rrc.freshcoin_index ASC",
+ 1),
+ /* Used in #postgres_lookup_wire_transfer */
+ GNUNET_PQ_make_prepare ("lookup_transactions",
+ "SELECT"
+ " aggregation_serial_id"
+ ",deposits.h_contract_terms"
+ ",deposits.wire"
+ ",deposits.h_wire"
+ ",kc.coin_pub"
+ ",deposits.merchant_pub"
+ ",wire_out.execution_date"
+ ",deposits.amount_with_fee_val"
+ ",deposits.amount_with_fee_frac"
+ ",denom.fee_deposit_val"
+ ",denom.fee_deposit_frac"
+ ",denom.denom_pub"
+ " FROM aggregation_tracking"
+ " JOIN deposits"
+ " USING (deposit_serial_id)"
+ " JOIN known_coins kc"
+ " USING (known_coin_id)"
+ " JOIN denominations denom"
+ " USING (denominations_serial)"
+ " JOIN wire_out"
+ " USING (wtid_raw)"
+ " WHERE wtid_raw=$1;",
+ 1),
+ /* Used in #postgres_lookup_transfer_by_deposit */
+ GNUNET_PQ_make_prepare ("lookup_deposit_wtid",
+ "SELECT"
+ " aggregation_tracking.wtid_raw"
+ ",wire_out.execution_date"
+ ",amount_with_fee_val"
+ ",amount_with_fee_frac"
+ ",denom.fee_deposit_val"
+ ",denom.fee_deposit_frac"
+ " FROM deposits"
+ " JOIN aggregation_tracking"
+ " USING (deposit_serial_id)"
+ " JOIN known_coins"
+ " USING (known_coin_id)"
+ " JOIN denominations denom"
+ " USING (denominations_serial)"
+ " JOIN wire_out"
+ " USING (wtid_raw)"
+ " WHERE coin_pub=$1"
+ " AND h_contract_terms=$2"
+ " AND h_wire=$3"
+ " AND merchant_pub=$4;",
+ 4),
+ /* Used in #postgres_insert_aggregation_tracking */
+ GNUNET_PQ_make_prepare ("insert_aggregation_tracking",
+ "INSERT INTO aggregation_tracking "
+ "(deposit_serial_id"
+ ",wtid_raw"
+ ") VALUES "
+ "($1, $2);",
+ 2),
+ /* Used in #postgres_get_wire_fee() */
+ GNUNET_PQ_make_prepare ("get_wire_fee",
+ "SELECT "
+ " start_date"
+ ",end_date"
+ ",wire_fee_val"
+ ",wire_fee_frac"
+ ",closing_fee_val"
+ ",closing_fee_frac"
+ ",master_sig"
+ " FROM wire_fee"
+ " WHERE wire_method=$1"
+ " AND start_date <= $2"
+ " AND end_date > $2;",
+ 2),
+ /* Used in #postgres_insert_wire_fee */
+ GNUNET_PQ_make_prepare ("insert_wire_fee",
+ "INSERT INTO wire_fee "
+ "(wire_method"
+ ",start_date"
+ ",end_date"
+ ",wire_fee_val"
+ ",wire_fee_frac"
+ ",closing_fee_val"
+ ",closing_fee_frac"
+ ",master_sig"
+ ") VALUES "
+ "($1, $2, $3, $4, $5, $6, $7, $8);",
+ 8),
+ /* Used in #postgres_store_wire_transfer_out */
+ GNUNET_PQ_make_prepare ("insert_wire_out",
+ "INSERT INTO wire_out "
+ "(execution_date"
+ ",wtid_raw"
+ ",wire_target"
+ ",exchange_account_section"
+ ",amount_val"
+ ",amount_frac"
+ ") VALUES "
+ "($1, $2, $3, $4, $5, $6);",
+ 6),
+ /* Used in #postgres_wire_prepare_data_insert() to store
+ wire transfer information before actually committing it with the bank */
+ GNUNET_PQ_make_prepare ("wire_prepare_data_insert",
+ "INSERT INTO prewire "
+ "(type"
+ ",buf"
+ ") VALUES "
+ "($1, $2);",
+ 2),
+ /* Used in #postgres_wire_prepare_data_mark_finished() */
+ GNUNET_PQ_make_prepare ("wire_prepare_data_mark_done",
+ "UPDATE prewire"
+ " SET finished=TRUE"
+ " WHERE prewire_uuid=$1;",
+ 1),
+ /* Used in #postgres_wire_prepare_data_mark_failed() */
+ GNUNET_PQ_make_prepare ("wire_prepare_data_mark_failed",
+ "UPDATE prewire"
+ " SET failed=TRUE"
+ " WHERE prewire_uuid=$1;",
+ 1),
+ /* Used in #postgres_wire_prepare_data_get() */
+ GNUNET_PQ_make_prepare ("wire_prepare_data_get",
+ "SELECT"
+ " prewire_uuid"
+ ",type"
+ ",buf"
+ " FROM prewire"
+ " WHERE finished=FALSE"
+ " AND failed=FALSE"
+ " ORDER BY prewire_uuid ASC"
+ " LIMIT 1;",
+ 0),
+ /* Used in #postgres_select_deposits_missing_wire */
+ GNUNET_PQ_make_prepare ("deposits_get_overdue",
+ "SELECT"
+ " deposit_serial_id"
+ ",coin_pub"
+ ",amount_with_fee_val"
+ ",amount_with_fee_frac"
+ ",wire"
+ ",wire_deadline"
+ ",tiny"
+ ",done"
+ " FROM deposits d"
+ " JOIN known_coins USING (known_coin_id)"
+ " WHERE wire_deadline >= $1"
+ " AND wire_deadline < $2"
+ " AND NOT (EXISTS (SELECT 1"
+ " FROM refunds"
+ " JOIN deposits dx USING (deposit_serial_id)"
+ " WHERE (dx.known_coin_id = d.known_coin_id))"
+ " OR EXISTS (SELECT 1"
+ " FROM aggregation_tracking"
+ " WHERE (aggregation_tracking.deposit_serial_id = d.deposit_serial_id)))"
+ " ORDER BY wire_deadline ASC",
+ 2),
+ /* Used in #postgres_select_wire_out_above_serial_id() */
+ GNUNET_PQ_make_prepare ("audit_get_wire_incr",
+ "SELECT"
+ " wireout_uuid"
+ ",execution_date"
+ ",wtid_raw"
+ ",wire_target"
+ ",amount_val"
+ ",amount_frac"
+ " FROM wire_out"
+ " WHERE wireout_uuid>=$1"
+ " ORDER BY wireout_uuid ASC;",
+ 1),
+ /* Used in #postgres_select_wire_out_above_serial_id_by_account() */
+ GNUNET_PQ_make_prepare ("audit_get_wire_incr_by_account",
+ "SELECT"
+ " wireout_uuid"
+ ",execution_date"
+ ",wtid_raw"
+ ",wire_target"
+ ",amount_val"
+ ",amount_frac"
+ " FROM wire_out"
+ " WHERE wireout_uuid>=$1 AND exchange_account_section=$2"
+ " ORDER BY wireout_uuid ASC;",
+ 2),
+ /* Used in #postgres_insert_recoup_request() to store recoup
+ information */
+ GNUNET_PQ_make_prepare ("recoup_insert",
+ "WITH rx AS"
+ " (SELECT reserve_out_serial_id"
+ " FROM reserves_out"
+ " WHERE h_blind_ev=$7)"
+ "INSERT INTO recoup "
+ "(known_coin_id"
+ ",coin_sig"
+ ",coin_blind"
+ ",amount_val"
+ ",amount_frac"
+ ",timestamp"
+ ",reserve_out_serial_id"
+ ") SELECT known_coin_id, $2, $3, $4, $5, $6, rx.reserve_out_serial_id"
+ " FROM known_coins"
+ " CROSS JOIN rx"
+ " WHERE coin_pub=$1;",
+ 7),
+ /* Used in #postgres_insert_recoup_refresh_request() to store recoup-refresh
+ information */
+ GNUNET_PQ_make_prepare ("recoup_refresh_insert",
+ "WITH rrx AS"
+ " (SELECT rrc_serial"
+ " FROM refresh_revealed_coins"
+ " WHERE h_coin_ev=$7)"
+ "INSERT INTO recoup_refresh "
+ "(known_coin_id"
+ ",coin_sig"
+ ",coin_blind"
+ ",amount_val"
+ ",amount_frac"
+ ",timestamp"
+ ",rrc_serial"
+ ") SELECT known_coin_id, $2, $3, $4, $5, $6, rrx.rrc_serial"
+ " FROM known_coins"
+ " CROSS JOIN rrx"
+ " WHERE coin_pub=$1;",
+ 7),
+ /* Used in #postgres_select_recoup_above_serial_id() to obtain recoup transactions */
+ GNUNET_PQ_make_prepare ("recoup_get_incr",
+ "SELECT"
+ " recoup_uuid"
+ ",timestamp"
+ ",reserves.reserve_pub"
+ ",coins.coin_pub"
+ ",coin_sig"
+ ",coin_blind"
+ ",ro.h_blind_ev"
+ ",denoms.denom_pub_hash"
+ ",coins.denom_sig"
+ ",denoms.denom_pub"
+ ",amount_val"
+ ",amount_frac"
+ " FROM recoup"
+ " JOIN known_coins coins"
+ " USING (known_coin_id)"
+ " JOIN reserves_out ro"
+ " USING (reserve_out_serial_id)"
+ " JOIN reserves"
+ " USING (reserve_uuid)"
+ " JOIN denominations denoms"
+ " ON (coins.denominations_serial = denoms.denominations_serial)"
+ " WHERE recoup_uuid>=$1"
+ " ORDER BY recoup_uuid ASC;",
+ 1),
+ /* Used in #postgres_select_recoup_refresh_above_serial_id() to obtain
+ recoup-refresh transactions */
+ GNUNET_PQ_make_prepare ("recoup_refresh_get_incr",
+ "SELECT"
+ " recoup_refresh_uuid"
+ ",timestamp"
+ ",old_coins.coin_pub AS old_coin_pub"
+ ",old_denoms.denom_pub_hash AS old_denom_pub_hash"
+ ",new_coins.coin_pub As coin_pub"
+ ",coin_sig"
+ ",coin_blind"
+ ",new_denoms.denom_pub AS denom_pub"
+ ",rrc.h_coin_ev AS h_blind_ev"
+ ",new_denoms.denom_pub_hash"
+ ",new_coins.denom_sig AS denom_sig"
+ ",amount_val"
+ ",amount_frac"
+ " FROM recoup_refresh"
+ " INNER JOIN refresh_revealed_coins rrc"
+ " USING (rrc_serial)"
+ " INNER JOIN refresh_commitments rfc"
+ " ON (rrc.melt_serial_id = rfc.melt_serial_id)"
+ " INNER JOIN known_coins old_coins"
+ " ON (rfc.old_known_coin_id = old_coins.known_coin_id)"
+ " INNER JOIN known_coins new_coins"
+ " ON (new_coins.known_coin_id = recoup_refresh.known_coin_id)"
+ " INNER JOIN denominations new_denoms"
+ " ON (new_coins.denominations_serial = new_denoms.denominations_serial)"
+ " INNER JOIN denominations old_denoms"
+ " ON (old_coins.denominations_serial = old_denoms.denominations_serial)"
+ " WHERE recoup_refresh_uuid>=$1"
+ " ORDER BY recoup_refresh_uuid ASC;",
+ 1),
+ /* Used in #postgres_select_reserve_closed_above_serial_id() to
+ obtain information about closed reserves */
+ GNUNET_PQ_make_prepare ("reserves_close_get_incr",
+ "SELECT"
+ " close_uuid"
+ ",reserves.reserve_pub"
+ ",execution_date"
+ ",wtid"
+ ",receiver_account"
+ ",amount_val"
+ ",amount_frac"
+ ",closing_fee_val"
+ ",closing_fee_frac"
+ " FROM reserves_close"
+ " JOIN reserves"
+ " USING (reserve_uuid)"
+ " WHERE close_uuid>=$1"
+ " ORDER BY close_uuid ASC;",
+ 1),
+ /* Used in #postgres_get_reserve_history() to obtain recoup transactions
+ for a reserve */
+ GNUNET_PQ_make_prepare ("recoup_by_reserve",
+ "SELECT"
+ " coins.coin_pub"
+ ",coin_sig"
+ ",coin_blind"
+ ",amount_val"
+ ",amount_frac"
+ ",timestamp"
+ ",denoms.denom_pub_hash"
+ ",coins.denom_sig"
+ " FROM recoup"
+ " JOIN known_coins coins"
+ " USING (known_coin_id)"
+ " JOIN denominations denoms"
+ " USING (denominations_serial)"
+ " JOIN reserves_out ro"
+ " USING (reserve_out_serial_id)"
+ " WHERE ro.reserve_uuid="
+ " (SELECT reserve_uuid"
+ " FROM reserves"
+ " WHERE reserve_pub=$1);",
+ 1),
+ /* Used in #postgres_get_coin_transactions() to obtain recoup transactions
+ affecting old coins of refreshed coins */
+ GNUNET_PQ_make_prepare ("recoup_by_old_coin",
+ "SELECT"
+ " coins.coin_pub"
+ ",coin_sig"
+ ",coin_blind"
+ ",amount_val"
+ ",amount_frac"
+ ",timestamp"
+ ",denoms.denom_pub_hash"
+ ",coins.denom_sig"
+ ",recoup_refresh_uuid"
+ " FROM recoup_refresh"
+ " JOIN known_coins coins"
+ " USING (known_coin_id)"
+ " JOIN denominations denoms"
+ " USING (denominations_serial)"
+ " WHERE rrc_serial IN"
+ " (SELECT rrc.rrc_serial"
+ " FROM refresh_commitments"
+ " JOIN refresh_revealed_coins rrc"
+ " USING (melt_serial_id)"
+ " WHERE old_known_coin_id="
+ " (SELECT known_coin_id"
+ " FROM known_coins"
+ " WHERE coin_pub=$1));",
+ 1),
+ /* Used in #postgres_get_reserve_history() */
+ GNUNET_PQ_make_prepare ("close_by_reserve",
+ "SELECT"
+ " amount_val"
+ ",amount_frac"
+ ",closing_fee_val"
+ ",closing_fee_frac"
+ ",execution_date"
+ ",receiver_account"
+ ",wtid"
+ " FROM reserves_close"
+ " WHERE reserve_uuid="
+ " (SELECT reserve_uuid"
+ " FROM reserves"
+ " WHERE reserve_pub=$1);",
+ 1),
+ /* Used in #postgres_get_expired_reserves() */
+ GNUNET_PQ_make_prepare ("get_expired_reserves",
+ "SELECT"
+ " expiration_date"
+ ",account_details"
+ ",reserve_pub"
+ ",current_balance_val"
+ ",current_balance_frac"
+ " FROM reserves"
+ " WHERE expiration_date<=$1"
+ " AND (current_balance_val != 0 "
+ " OR current_balance_frac != 0)"
+ " ORDER BY expiration_date ASC"
+ " LIMIT 1;",
+ 1),
+ /* Used in #postgres_get_coin_transactions() to obtain recoup transactions
+ for a coin */
+ GNUNET_PQ_make_prepare ("recoup_by_coin",
+ "SELECT"
+ " reserves.reserve_pub"
+ ",denoms.denom_pub_hash"
+ ",coin_sig"
+ ",coin_blind"
+ ",amount_val"
+ ",amount_frac"
+ ",timestamp"
+ ",recoup_uuid"
+ " FROM recoup"
+ " JOIN reserves_out ro"
+ " USING (reserve_out_serial_id)"
+ " JOIN reserves"
+ " USING (reserve_uuid)"
+ " JOIN known_coins coins"
+ " USING (known_coin_id)"
+ " JOIN denominations denoms"
+ " ON (denoms.denominations_serial = coins.denominations_serial)"
+ " WHERE coins.coin_pub=$1;",
+ 1),
+ /* Used in #postgres_get_coin_transactions() to obtain recoup transactions
+ for a refreshed coin */
+ GNUNET_PQ_make_prepare ("recoup_by_refreshed_coin",
+ "SELECT"
+ " old_coins.coin_pub AS old_coin_pub"
+ ",coin_sig"
+ ",coin_blind"
+ ",amount_val"
+ ",amount_frac"
+ ",timestamp"
+ ",denoms.denom_pub_hash"
+ ",coins.denom_sig"
+ ",recoup_refresh_uuid"
+ " FROM recoup_refresh"
+ " JOIN refresh_revealed_coins rrc"
+ " USING (rrc_serial)"
+ " JOIN refresh_commitments rfc"
+ " ON (rrc.melt_serial_id = rfc.melt_serial_id)"
+ " JOIN known_coins old_coins"
+ " ON (rfc.old_known_coin_id = old_coins.known_coin_id)"
+ " JOIN known_coins coins"
+ " ON (recoup_refresh.known_coin_id = coins.known_coin_id)"
+ " JOIN denominations denoms"
+ " ON (denoms.denominations_serial = coins.denominations_serial)"
+ " WHERE coins.coin_pub=$1;",
+ 1),
+ /* Used in #postgres_get_reserve_by_h_blind() */
+ GNUNET_PQ_make_prepare ("reserve_by_h_blind",
+ "SELECT"
+ " reserves.reserve_pub"
+ " FROM reserves_out"
+ " JOIN reserves"
+ " USING (reserve_uuid)"
+ " WHERE h_blind_ev=$1"
+ " LIMIT 1;",
+ 1),
+ /* Used in #postgres_get_old_coin_by_h_blind() */
+ GNUNET_PQ_make_prepare ("old_coin_by_h_blind",
+ "SELECT"
+ " okc.coin_pub AS old_coin_pub"
+ " FROM refresh_revealed_coins rrc"
+ " JOIN refresh_commitments rcom USING (melt_serial_id)"
+ " JOIN known_coins okc ON (rcom.old_known_coin_id = okc.known_coin_id)"
+ " WHERE h_coin_ev=$1"
+ " LIMIT 1;",
+ 1),
+ /* Used in #postgres_lookup_auditor_timestamp() */
+ GNUNET_PQ_make_prepare ("lookup_auditor_timestamp",
+ "SELECT"
+ " last_change"
+ " FROM auditors"
+ " WHERE auditor_pub=$1;",
+ 1),
+ /* Used in #postgres_lookup_auditor_status() */
+ GNUNET_PQ_make_prepare ("lookup_auditor_status",
+ "SELECT"
+ " auditor_url"
+ ",is_active"
+ " FROM auditors"
+ " WHERE auditor_pub=$1;",
+ 1),
+ /* Used in #postgres_lookup_wire_timestamp() */
+ GNUNET_PQ_make_prepare ("lookup_wire_timestamp",
+ "SELECT"
+ " last_change"
+ " FROM wire_accounts"
+ " WHERE payto_uri=$1;",
+ 1),
+ /* used in #postgres_insert_auditor() */
+ GNUNET_PQ_make_prepare ("insert_auditor",
+ "INSERT INTO auditors "
+ "(auditor_pub"
+ ",auditor_name"
+ ",auditor_url"
+ ",is_active"
+ ",last_change"
+ ") VALUES "
+ "($1, $2, $3, true, $4);",
+ 4),
+ /* used in #postgres_update_auditor() */
+ GNUNET_PQ_make_prepare ("update_auditor",
+ "UPDATE auditors"
+ " SET"
+ " auditor_url=$2"
+ " ,auditor_name=$3"
+ " ,is_active=$4"
+ " ,last_change=$5"
+ " WHERE auditor_pub=$1",
+ 5),
+ /* used in #postgres_insert_wire() */
+ GNUNET_PQ_make_prepare ("insert_wire",
+ "INSERT INTO wire_accounts "
+ "(payto_uri"
+ ",master_sig"
+ ",is_active"
+ ",last_change"
+ ") VALUES "
+ "($1, $2, true, $3);",
+ 3),
+ /* used in #postgres_update_wire() */
+ GNUNET_PQ_make_prepare ("update_wire",
+ "UPDATE wire_accounts"
+ " SET"
+ " is_active=$2"
+ " ,last_change=$3"
+ " WHERE payto_uri=$1",
+ 3),
+ /* used in #postgres_update_wire() */
+ GNUNET_PQ_make_prepare ("get_wire_accounts",
+ "SELECT"
+ " payto_uri"
+ ",master_sig"
+ " FROM wire_accounts"
+ " WHERE is_active",
+ 0),
+ /* used in #postgres_update_wire() */
+ GNUNET_PQ_make_prepare ("get_wire_fees",
+ "SELECT"
+ " wire_fee_val"
+ ",wire_fee_frac"
+ ",closing_fee_val"
+ ",closing_fee_frac"
+ ",start_date"
+ ",end_date"
+ ",master_sig"
+ " FROM wire_fee"
+ " WHERE wire_method=$1",
+ 1),
+ /* used in #postgres_insert_signkey_revocation() */
+ GNUNET_PQ_make_prepare ("insert_signkey_revocation",
+ "INSERT INTO signkey_revocations "
+ "(esk_serial"
+ ",master_sig"
+ ") SELECT esk_serial, $2 "
+ " FROM exchange_sign_keys"
+ " WHERE exchange_pub=$1;",
+ 2),
+ /* used in #postgres_insert_signkey_revocation() */
+ GNUNET_PQ_make_prepare ("lookup_signkey_revocation",
+ "SELECT "
+ " master_sig"
+ " FROM signkey_revocations"
+ " WHERE esk_serial="
+ " (SELECT esk_serial"
+ " FROM exchange_sign_keys"
+ " WHERE exchange_pub=$1);",
+ 1),
+ /* used in #postgres_insert_signkey() */
+ GNUNET_PQ_make_prepare ("insert_signkey",
+ "INSERT INTO exchange_sign_keys "
+ "(exchange_pub"
+ ",valid_from"
+ ",expire_sign"
+ ",expire_legal"
+ ",master_sig"
+ ") VALUES "
+ "($1, $2, $3, $4, $5);",
+ 5),
+ /* used in #postgres_lookup_signing_key() */
+ GNUNET_PQ_make_prepare ("lookup_signing_key",
+ "SELECT"
+ " valid_from"
+ ",expire_sign"
+ ",expire_legal"
+ " FROM exchange_sign_keys"
+ " WHERE exchange_pub=$1",
+ 1),
+ /* used in #postgres_lookup_denomination_key() */
+ GNUNET_PQ_make_prepare ("lookup_denomination_key",
+ "SELECT"
+ " valid_from"
+ ",expire_withdraw"
+ ",expire_deposit"
+ ",expire_legal"
+ ",coin_val"
+ ",coin_frac"
+ ",fee_withdraw_val"
+ ",fee_withdraw_frac"
+ ",fee_deposit_val"
+ ",fee_deposit_frac"
+ ",fee_refresh_val"
+ ",fee_refresh_frac"
+ ",fee_refund_val"
+ ",fee_refund_frac"
+ " FROM denominations"
+ " WHERE denom_pub_hash=$1;",
+ 1),
+ /* used in #postgres_insert_auditor_denom_sig() */
+ GNUNET_PQ_make_prepare ("insert_auditor_denom_sig",
+ "WITH ax AS"
+ " (SELECT auditor_uuid"
+ " FROM auditors"
+ " WHERE auditor_pub=$1)"
+ "INSERT INTO auditor_denom_sigs "
+ "(auditor_uuid"
+ ",denominations_serial"
+ ",auditor_sig"
+ ") SELECT ax.auditor_uuid, denominations_serial, $3 "
+ " FROM denominations"
+ " CROSS JOIN ax"
+ " WHERE denom_pub_hash=$2;",
+ 3),
+ /* used in #postgres_select_auditor_denom_sig() */
+ GNUNET_PQ_make_prepare ("select_auditor_denom_sig",
+ "SELECT"
+ " auditor_sig"
+ " FROM auditor_denom_sigs"
+ " WHERE auditor_uuid="
+ " (SELECT auditor_uuid"
+ " FROM auditors"
+ " WHERE auditor_pub=$1)"
+ " AND denominations_serial="
+ " (SELECT denominations_serial"
+ " FROM denominations"
+ " WHERE denom_pub_hash=$2);",
+ 2),
+ /* used in #postgres_lookup_wire_fee_by_time() */
+ GNUNET_PQ_make_prepare ("lookup_wire_fee_by_time",
+ "SELECT"
+ " wire_fee_val"
+ ",wire_fee_frac"
+ ",closing_fee_val"
+ ",closing_fee_frac"
+ " FROM wire_fee"
+ " WHERE wire_method=$1"
+ " AND end_date > $2"
+ " AND start_date < $3;",
+ 1),
+ /* used in #postgres_commit */
+ GNUNET_PQ_make_prepare ("do_commit",
+ "COMMIT",
+ 0),
+ /* used in #postgres_lookup_serial_by_table() */
+ GNUNET_PQ_make_prepare ("select_serial_by_table_denominations",
+ "SELECT"
+ " denominations_serial AS serial"
+ " FROM denominations"
+ " ORDER BY denominations_serial DESC"
+ " LIMIT 1;",
+ 0),
+ GNUNET_PQ_make_prepare ("select_serial_by_table_denomination_revocations",
+ "SELECT"
+ " denom_revocations_serial_id AS serial"
+ " FROM denomination_revocations"
+ " ORDER BY denom_revocations_serial_id DESC"
+ " LIMIT 1;",
+ 0),
+ GNUNET_PQ_make_prepare ("select_serial_by_table_reserves",
+ "SELECT"
+ " reserve_uuid AS serial"
+ " FROM reserves"
+ " ORDER BY reserve_uuid DESC"
+ " LIMIT 1;",
+ 0),
+ GNUNET_PQ_make_prepare ("select_serial_by_table_reserves_in",
+ "SELECT"
+ " reserve_in_serial_id AS serial"
+ " FROM reserves_in"
+ " ORDER BY reserve_in_serial_id DESC"
+ " LIMIT 1;",
+ 0),
+ GNUNET_PQ_make_prepare ("select_serial_by_table_reserves_close",
+ "SELECT"
+ " close_uuid AS serial"
+ " FROM reserves_close"
+ " ORDER BY close_uuid DESC"
+ " LIMIT 1;",
+ 0),
+ GNUNET_PQ_make_prepare ("select_serial_by_table_reserves_out",
+ "SELECT"
+ " reserve_out_serial_id AS serial"
+ " FROM reserves_out"
+ " ORDER BY reserve_out_serial_id DESC"
+ " LIMIT 1;",
+ 0),
+ GNUNET_PQ_make_prepare ("select_serial_by_table_auditors",
+ "SELECT"
+ " auditor_uuid AS serial"
+ " FROM auditors"
+ " ORDER BY auditor_uuid DESC"
+ " LIMIT 1;",
+ 0),
+ GNUNET_PQ_make_prepare ("select_serial_by_table_auditor_denom_sigs",
+ "SELECT"
+ " auditor_denom_serial AS serial"
+ " FROM auditor_denom_sigs"
+ " ORDER BY auditor_denom_serial DESC"
+ " LIMIT 1;",
+ 0),
+ GNUNET_PQ_make_prepare ("select_serial_by_table_exchange_sign_keys",
+ "SELECT"
+ " esk_serial AS serial"
+ " FROM exchange_sign_keys"
+ " ORDER BY esk_serial DESC"
+ " LIMIT 1;",
+ 0),
+ GNUNET_PQ_make_prepare ("select_serial_by_table_signkey_revocations",
+ "SELECT"
+ " signkey_revocations_serial_id AS serial"
+ " FROM signkey_revocations"
+ " ORDER BY signkey_revocations_serial_id DESC"
+ " LIMIT 1;",
+ 0),
+ GNUNET_PQ_make_prepare ("select_serial_by_table_known_coins",
+ "SELECT"
+ " known_coin_id AS serial"
+ " FROM known_coins"
+ " ORDER BY known_coin_id DESC"
+ " LIMIT 1;",
+ 0),
+ GNUNET_PQ_make_prepare ("select_serial_by_table_refresh_commitments",
+ "SELECT"
+ " melt_serial_id AS serial"
+ " FROM refresh_commitments"
+ " ORDER BY melt_serial_id DESC"
+ " LIMIT 1;",
+ 0),
+ GNUNET_PQ_make_prepare ("select_serial_by_table_refresh_revealed_coins",
+ "SELECT"
+ " rrc_serial AS serial"
+ " FROM refresh_revealed_coins"
+ " ORDER BY rrc_serial DESC"
+ " LIMIT 1;",
+ 0),
+ GNUNET_PQ_make_prepare ("select_serial_by_table_refresh_transfer_keys",
+ "SELECT"
+ " rtc_serial AS serial"
+ " FROM refresh_transfer_keys"
+ " ORDER BY rtc_serial DESC"
+ " LIMIT 1;",
+ 0),
+ GNUNET_PQ_make_prepare ("select_serial_by_table_deposits",
+ "SELECT"
+ " deposit_serial_id AS serial"
+ " FROM deposits"
+ " ORDER BY deposit_serial_id DESC"
+ " LIMIT 1;",
+ 0),
+ GNUNET_PQ_make_prepare ("select_serial_by_table_refunds",
+ "SELECT"
+ " refund_serial_id AS serial"
+ " FROM refunds"
+ " ORDER BY refund_serial_id DESC"
+ " LIMIT 1;",
+ 0),
+ GNUNET_PQ_make_prepare ("select_serial_by_table_wire_out",
+ "SELECT"
+ " wireout_uuid AS serial"
+ " FROM wire_out"
+ " ORDER BY wireout_uuid DESC"
+ " LIMIT 1;",
+ 0),
+ GNUNET_PQ_make_prepare ("select_serial_by_table_aggregation_tracking",
+ "SELECT"
+ " aggregation_serial_id AS serial"
+ " FROM aggregation_tracking"
+ " ORDER BY aggregation_serial_id DESC"
+ " LIMIT 1;",
+ 0),
+ GNUNET_PQ_make_prepare ("select_serial_by_table_wire_fee",
+ "SELECT"
+ " wire_fee_serial AS serial"
+ " FROM wire_fee"
+ " ORDER BY wire_fee_serial DESC"
+ " LIMIT 1;",
+ 0),
+ GNUNET_PQ_make_prepare ("select_serial_by_table_recoup",
+ "SELECT"
+ " recoup_uuid AS serial"
+ " FROM recoup"
+ " ORDER BY recoup_uuid DESC"
+ " LIMIT 1;",
+ 0),
+ GNUNET_PQ_make_prepare ("select_serial_by_table_recoup_refresh",
+ "SELECT"
+ " recoup_refresh_uuid AS serial"
+ " FROM recoup_refresh"
+ " ORDER BY recoup_refresh_uuid DESC"
+ " LIMIT 1;",
+ 0),
+ /* For postgres_lookup_records_by_table */
+ GNUNET_PQ_make_prepare ("select_above_serial_by_table_denominations",
+ "SELECT"
+ " denominations_serial AS serial"
+ ",denom_pub"
+ ",master_sig"
+ ",valid_from"
+ ",expire_withdraw"
+ ",expire_deposit"
+ ",expire_legal"
+ ",coin_val"
+ ",coin_frac"
+ ",fee_withdraw_val"
+ ",fee_withdraw_frac"
+ ",fee_deposit_val"
+ ",fee_deposit_frac"
+ ",fee_refresh_val"
+ ",fee_refresh_frac"
+ ",fee_refund_val"
+ ",fee_refund_frac"
+ " FROM denominations"
+ " WHERE denominations_serial > $1"
+ " ORDER BY denominations_serial ASC;",
+ 1),
+ GNUNET_PQ_make_prepare (
+ "select_above_serial_by_table_denomination_revocations",
+ "SELECT"
+ " denom_revocations_serial_id AS serial"
+ ",master_sig"
+ ",denominations_serial"
+ " FROM denomination_revocations"
+ " WHERE denom_revocations_serial_id > $1"
+ " ORDER BY denom_revocations_serial_id ASC;",
+ 1),
+ GNUNET_PQ_make_prepare ("select_above_serial_by_table_reserves",
+ "SELECT"
+ " reserve_uuid AS serial"
+ ",reserve_pub"
+ ",account_details"
+ ",current_balance_val"
+ ",current_balance_frac"
+ ",expiration_date"
+ ",gc_date"
+ " FROM reserves"
+ " WHERE reserve_uuid > $1"
+ " ORDER BY reserve_uuid ASC;",
+ 1),
+ GNUNET_PQ_make_prepare ("select_above_serial_by_table_reserves_in",
+ "SELECT"
+ " reserve_in_serial_id AS serial"
+ ",wire_reference"
+ ",credit_val"
+ ",credit_frac"
+ ",sender_account_details"
+ ",exchange_account_section"
+ ",execution_date"
+ ",reserve_uuid"
+ " FROM reserves_in"
+ " WHERE reserve_in_serial_id > $1"
+ " ORDER BY reserve_in_serial_id ASC;",
+ 1),
+ GNUNET_PQ_make_prepare ("select_above_serial_by_table_reserves_close",
+ "SELECT"
+ " close_uuid AS serial"
+ ",execution_date"
+ ",wtid"
+ ",receiver_account"
+ ",amount_val"
+ ",amount_frac"
+ ",closing_fee_val"
+ ",closing_fee_frac"
+ ",reserve_uuid"
+ " FROM reserves_close"
+ " WHERE close_uuid > $1"
+ " ORDER BY close_uuid ASC;",
+ 1),
+ GNUNET_PQ_make_prepare ("select_above_serial_by_table_reserves_out",
+ "SELECT"
+ " reserve_out_serial_id AS serial"
+ ",h_blind_ev"
+ ",denom_sig"
+ ",reserve_sig"
+ ",execution_date"
+ ",amount_with_fee_val"
+ ",amount_with_fee_frac"
+ ",reserve_uuid"
+ ",denominations_serial"
+ " FROM reserves_out"
+ " WHERE reserve_out_serial_id > $1"
+ " ORDER BY reserve_out_serial_id ASC;",
+ 1),
+ GNUNET_PQ_make_prepare ("select_above_serial_by_table_auditors",
+ "SELECT"
+ " auditor_uuid AS serial"
+ ",auditor_pub"
+ ",auditor_name"
+ ",auditor_url"
+ ",is_active"
+ ",last_change"
+ " FROM auditors"
+ " WHERE auditor_uuid > $1"
+ " ORDER BY auditor_uuid ASC;",
+ 1),
+ GNUNET_PQ_make_prepare ("select_above_serial_by_table_auditor_denom_sigs",
+ "SELECT"
+ " auditor_denom_serial AS serial"
+ ",auditor_uuid"
+ ",denominations_serial"
+ ",auditor_sig"
+ " FROM auditor_denom_sigs"
+ " WHERE auditor_denom_serial > $1"
+ " ORDER BY auditor_denom_serial ASC;",
+ 1),
+ GNUNET_PQ_make_prepare ("select_above_serial_by_table_exchange_sign_keys",
+ "SELECT"
+ " esk_serial AS serial"
+ ",exchange_pub"
+ ",master_sig"
+ ",valid_from"
+ ",expire_sign"
+ ",expire_legal"
+ " FROM exchange_sign_keys"
+ " WHERE esk_serial > $1"
+ " ORDER BY esk_serial ASC;",
+ 1),
+ GNUNET_PQ_make_prepare (
+ "select_above_serial_by_table_signkey_revocations",
+ "SELECT"
+ " signkey_revocations_serial_id AS serial"
+ ",esk_serial"
+ ",master_sig"
+ " FROM signkey_revocations"
+ " WHERE signkey_revocations_serial_id > $1"
+ " ORDER BY signkey_revocations_serial_id ASC;",
+ 1),
+ GNUNET_PQ_make_prepare ("select_above_serial_by_table_known_coins",
+ "SELECT"
+ " known_coin_id AS serial"
+ ",coin_pub"
+ ",denom_sig"
+ ",denominations_serial"
+ " FROM known_coins"
+ " WHERE known_coin_id > $1"
+ " ORDER BY known_coin_id ASC;",
+ 1),
+ GNUNET_PQ_make_prepare (
+ "select_above_serial_by_table_refresh_commitments",
+ "SELECT"
+ " melt_serial_id AS serial"
+ ",rc"
+ ",old_known_coin_id"
+ ",old_coin_sig"
+ ",amount_with_fee_val"
+ ",amount_with_fee_frac"
+ ",noreveal_index"
+ " FROM refresh_commitments"
+ " WHERE melt_serial_id > $1"
+ " ORDER BY melt_serial_id ASC;",
+ 1),
+ GNUNET_PQ_make_prepare (
+ "select_above_serial_by_table_refresh_revealed_coins",
+ "SELECT"
+ " rrc_serial AS serial"
+ ",freshcoin_index"
+ ",link_sig"
+ ",coin_ev"
+ ",h_coin_ev"
+ ",ev_sig"
+ ",melt_serial_id"
+ ",denominations_serial"
+ " FROM refresh_revealed_coins"
+ " WHERE rrc_serial > $1"
+ " ORDER BY rrc_serial ASC;",
+ 1),
+ GNUNET_PQ_make_prepare (
+ "select_above_serial_by_table_refresh_transfer_keys",
+ "SELECT"
+ " rtc_serial AS serial"
+ ",transfer_pub"
+ ",transfer_privs"
+ ",melt_serial_id"
+ " FROM refresh_transfer_keys"
+ " WHERE rtc_serial > $1"
+ " ORDER BY rtc_serial ASC;",
+ 1),
+ GNUNET_PQ_make_prepare ("select_above_serial_by_table_deposits",
+ "SELECT"
+ " deposit_serial_id AS serial"
+ ",amount_with_fee_val"
+ ",amount_with_fee_frac"
+ ",wallet_timestamp"
+ ",exchange_timestamp"
+ ",refund_deadline"
+ ",wire_deadline"
+ ",merchant_pub"
+ ",h_contract_terms"
+ ",h_wire"
+ ",coin_sig"
+ ",wire"
+ ",tiny"
+ ",done"
+ ",known_coin_id"
+ " FROM deposits"
+ " WHERE deposit_serial_id > $1"
+ " ORDER BY deposit_serial_id ASC;",
+ 1),
+ GNUNET_PQ_make_prepare ("select_above_serial_by_table_refunds",
+ "SELECT"
+ " refund_serial_id AS serial"
+ ",merchant_sig"
+ ",rtransaction_id"
+ ",amount_with_fee_val"
+ ",amount_with_fee_frac"
+ ",deposit_serial_id"
+ " FROM refunds"
+ " WHERE refund_serial_id > $1"
+ " ORDER BY refund_serial_id ASC;",
+ 1),
+ GNUNET_PQ_make_prepare ("select_above_serial_by_table_wire_out",
+ "SELECT"
+ " wireout_uuid AS serial"
+ ",execution_date"
+ ",wtid_raw"
+ ",wire_target"
+ ",exchange_account_section"
+ ",amount_val"
+ ",amount_frac"
+ " FROM wire_out"
+ " WHERE wireout_uuid > $1"
+ " ORDER BY wireout_uuid ASC;",
+ 1),
+ GNUNET_PQ_make_prepare (
+ "select_above_serial_by_table_aggregation_tracking",
+ "SELECT"
+ " aggregation_serial_id AS serial"
+ ",deposit_serial_id"
+ ",wtid_raw"
+ " FROM aggregation_tracking"
+ " WHERE aggregation_serial_id > $1"
+ " ORDER BY aggregation_serial_id ASC;",
+ 1),
+ GNUNET_PQ_make_prepare ("select_above_serial_by_table_wire_fee",
+ "SELECT"
+ " wire_fee_serial AS serial"
+ ",wire_method"
+ ",start_date"
+ ",end_date"
+ ",wire_fee_val"
+ ",wire_fee_frac"
+ ",closing_fee_val"
+ ",closing_fee_frac"
+ ",master_sig"
+ " FROM wire_fee"
+ " WHERE wire_fee_serial > $1"
+ " ORDER BY wire_fee_serial ASC;",
+ 1),
+ GNUNET_PQ_make_prepare ("select_above_serial_by_table_recoup",
+ "SELECT"
+ " recoup_uuid AS serial"
+ ",coin_sig"
+ ",coin_blind"
+ ",amount_val"
+ ",amount_frac"
+ ",timestamp"
+ ",known_coin_id"
+ ",reserve_out_serial_id"
+ " FROM recoup"
+ " WHERE recoup_uuid > $1"
+ " ORDER BY recoup_uuid ASC;",
+ 1),
+ GNUNET_PQ_make_prepare ("select_above_serial_by_table_recoup_refresh",
+ "SELECT"
+ " recoup_refresh_uuid AS serial"
+ ",coin_sig"
+ ",coin_blind"
+ ",amount_val"
+ ",amount_frac"
+ ",timestamp"
+ ",known_coin_id"
+ ",rrc_serial"
+ " FROM recoup_refresh"
+ " WHERE recoup_refresh_uuid > $1"
+ " ORDER BY recoup_refresh_uuid ASC;",
+ 1),
+ /* For postgres_insert_records_by_table */
+ GNUNET_PQ_make_prepare ("insert_into_table_denominations",
+ "INSERT INTO denominations"
+ "(denominations_serial"
+ ",denom_pub_hash"
+ ",denom_pub"
+ ",master_sig"
+ ",valid_from"
+ ",expire_withdraw"
+ ",expire_deposit"
+ ",expire_legal"
+ ",coin_val"
+ ",coin_frac"
+ ",fee_withdraw_val"
+ ",fee_withdraw_frac"
+ ",fee_deposit_val"
+ ",fee_deposit_frac"
+ ",fee_refresh_val"
+ ",fee_refresh_frac"
+ ",fee_refund_val"
+ ",fee_refund_frac"
+ ") VALUES "
+ "($1, $2, $3, $4, $5, $6, $7, $8, $9, $10,"
+ " $11, $12, $13, $14, $15, $16, $17, $18);",
+ 18),
+ GNUNET_PQ_make_prepare ("insert_into_table_denomination_revocations",
+ "INSERT INTO denomination_revocations"
+ "(denom_revocations_serial_id"
+ ",master_sig"
+ ",denominations_serial"
+ ") VALUES "
+ "($1, $2, $3);",
+ 3),
+ GNUNET_PQ_make_prepare ("insert_into_table_reserves",
+ "INSERT INTO reserves"
+ "(reserve_uuid"
+ ",reserve_pub"
+ ",account_details"
+ ",current_balance_val"
+ ",current_balance_frac"
+ ",expiration_date"
+ ",gc_date"
+ ") VALUES "
+ "($1, $2, $3, $4, $5, $6, $7);",
+ 7),
+ GNUNET_PQ_make_prepare ("insert_into_table_reserves_in",
+ "INSERT INTO reserves_in"
+ "(reserve_in_serial_id"
+ ",wire_reference"
+ ",credit_val"
+ ",credit_frac"
+ ",sender_account_details"
+ ",exchange_account_section"
+ ",execution_date"
+ ",reserve_uuid"
+ ") VALUES "
+ "($1, $2, $3, $4, $5, $6, $7, $8);",
+ 8),
+ GNUNET_PQ_make_prepare ("insert_into_table_reserves_close",
+ "INSERT INTO reserves_close"
+ "(close_uuid"
+ ",execution_date"
+ ",wtid"
+ ",receiver_account"
+ ",amount_val"
+ ",amount_frac"
+ ",closing_fee_val"
+ ",closing_fee_frac"
+ ",reserve_uuid"
+ ") VALUES "
+ "($1, $2, $3, $4, $5, $6, $7, $8, $9);",
+ 9),
+ GNUNET_PQ_make_prepare ("insert_into_table_reserves_out",
+ "INSERT INTO reserves_out"
+ "(reserve_out_serial_id"
+ ",h_blind_ev"
+ ",denom_sig"
+ ",reserve_sig"
+ ",execution_date"
+ ",amount_with_fee_val"
+ ",amount_with_fee_frac"
+ ",reserve_uuid"
+ ",denominations_serial"
+ ") VALUES "
+ "($1, $2, $3, $4, $5, $6, $7, $8, $9);",
+ 9),
+ GNUNET_PQ_make_prepare ("insert_into_table_auditors",
+ "INSERT INTO auditors"
+ "(auditor_uuid"
+ ",auditor_pub"
+ ",auditor_name"
+ ",auditor_url"
+ ",is_active"
+ ",last_change"
+ ") VALUES "
+ "($1, $2, $3, $4, $5, $6);",
+ 6),
+ GNUNET_PQ_make_prepare ("insert_into_table_auditor_denom_sigs",
+ "INSERT INTO auditor_denom_sigs"
+ "(auditor_denom_serial"
+ ",auditor_uuid"
+ ",denominations_serial"
+ ",auditor_sig"
+ ") VALUES "
+ "($1, $2, $3, $4);",
+ 4),
+ GNUNET_PQ_make_prepare ("insert_into_table_exchange_sign_keys",
+ "INSERT INTO exchange_sign_keys"
+ "(esk_serial"
+ ",exchange_pub"
+ ",master_sig"
+ ",valid_from"
+ ",expire_sign"
+ ",expire_legal"
+ ") VALUES "
+ "($1, $2, $3, $4, $5, $6);",
+ 6),
+ GNUNET_PQ_make_prepare ("insert_into_table_signkey_revocations",
+ "INSERT INTO signkey_revocations"
+ "(signkey_revocations_serial_id"
+ ",esk_serial"
+ ",master_sig"
+ ") VALUES "
+ "($1, $2, $3);",
+ 3),
+ GNUNET_PQ_make_prepare ("insert_into_table_known_coins",
+ "INSERT INTO known_coins"
+ "(known_coin_id"
+ ",coin_pub"
+ ",denom_sig"
+ ",denominations_serial"
+ ") VALUES "
+ "($1, $2, $3, $4);",
+ 4),
+ GNUNET_PQ_make_prepare ("insert_into_table_refresh_commitments",
+ "INSERT INTO refresh_commitments"
+ "(melt_serial_id"
+ ",rc"
+ ",old_coin_sig"
+ ",amount_with_fee_val"
+ ",amount_with_fee_frac"
+ ",noreveal_index"
+ ",old_known_coin_id"
+ ") VALUES "
+ "($1, $2, $3, $4, $5, $6, $7);",
+ 7),
+ GNUNET_PQ_make_prepare ("insert_into_table_refresh_revealed_coins",
+ "INSERT INTO refresh_revealed_coins"
+ "(rrc_serial"
+ ",freshcoin_index"
+ ",link_sig"
+ ",coin_ev"
+ ",h_coin_ev"
+ ",ev_sig"
+ ",denominations_serial"
+ ",melt_serial_id"
+ ") VALUES "
+ "($1, $2, $3, $4, $5, $6, $7, $8);",
+ 8),
+ GNUNET_PQ_make_prepare ("insert_into_table_refresh_transfer_keys",
+ "INSERT INTO refresh_transfer_keys"
+ "(rtc_serial"
+ ",transfer_pub"
+ ",transfer_privs"
+ ",melt_serial_id"
+ ") VALUES "
+ "($1, $2, $3, $4);",
+ 4),
+ GNUNET_PQ_make_prepare ("insert_into_table_deposits",
+ "INSERT INTO deposits"
+ "(deposit_serial_id"
+ ",amount_with_fee_val"
+ ",amount_with_fee_frac"
+ ",wallet_timestamp"
+ ",exchange_timestamp"
+ ",refund_deadline"
+ ",wire_deadline"
+ ",merchant_pub"
+ ",h_contract_terms"
+ ",h_wire"
+ ",coin_sig"
+ ",wire"
+ ",tiny"
+ ",done"
+ ",known_coin_id"
+ ") VALUES "
+ "($1, $2, $3, $4, $5, $6, $7, $8, $9, $10,"
+ " $11, $12, $13, $14, $15);",
+ 15),
+ GNUNET_PQ_make_prepare ("insert_into_table_refunds",
+ "INSERT INTO refunds"
+ "(refund_serial_id"
+ ",merchant_sig"
+ ",rtransaction_id"
+ ",amount_with_fee_val"
+ ",amount_with_fee_frac"
+ ",deposit_serial_id"
+ ") VALUES "
+ "($1, $2, $3, $4, $5, $6);",
+ 6),
+ GNUNET_PQ_make_prepare ("insert_into_table_wire_out",
+ "INSERT INTO wire_out"
+ "(wireout_uuid"
+ ",execution_date"
+ ",wtid_raw"
+ ",wire_target"
+ ",exchange_account_section"
+ ",amount_val"
+ ",amount_frac"
+ ") VALUES "
+ "($1, $2, $3, $4, $5, $6, $7);",
+ 7),
+ GNUNET_PQ_make_prepare ("insert_into_table_aggregation_tracking",
+ "INSERT INTO aggregation_tracking"
+ "(aggregation_serial_id"
+ ",deposit_serial_id"
+ ",wtid_raw"
+ ") VALUES "
+ "($1, $2, $3);",
+ 3),
+ GNUNET_PQ_make_prepare ("insert_into_table_wire_fee",
+ "INSERT INTO wire_fee"
+ "(wire_fee_serial"
+ ",wire_method"
+ ",start_date"
+ ",end_date"
+ ",wire_fee_val"
+ ",wire_fee_frac"
+ ",closing_fee_val"
+ ",closing_fee_frac"
+ ",master_sig"
+ ") VALUES "
+ "($1, $2, $3, $4, $5, $6, $7, $8, $9);",
+ 9),
+ GNUNET_PQ_make_prepare ("insert_into_table_recoup",
+ "INSERT INTO recoup"
+ "(recoup_uuid"
+ ",coin_sig"
+ ",coin_blind"
+ ",amount_val"
+ ",amount_frac"
+ ",timestamp"
+ ",known_coin_id"
+ ",reserve_out_serial_id"
+ ") VALUES "
+ "($1, $2, $3, $4, $5, $6, $7, $8);",
+ 8),
+ GNUNET_PQ_make_prepare ("insert_into_table_recoup_refresh",
+ "INSERT INTO recoup_refresh"
+ "(recoup_refresh_uuid"
+ ",coin_sig"
+ ",coin_blind"
+ ",amount_val"
+ ",amount_frac"
+ ",timestamp"
+ ",known_coin_id"
+ ",rrc_serial"
+ ") VALUES "
+ "($1, $2, $3, $4, $5, $6, $7, $8);",
+ 8),
+
+ /* Used in #postgres_begin_shard() */
+ GNUNET_PQ_make_prepare ("get_open_shard",
+ "SELECT"
+ " start_row"
+ ",end_row"
+ " FROM work_shards"
+ " WHERE job_name=$1"
+ " AND last_attempt<$2"
+ " AND completed=FALSE"
+ " ORDER BY last_attempt ASC"
+ " LIMIT 1;",
+ 2),
+ GNUNET_PQ_make_prepare ("reclaim_shard",
+ "UPDATE work_shards"
+ " SET last_attempt=$2"
+ " WHERE job_name=$1"
+ " AND start_row=$3"
+ " AND end_row=$4",
+ 4),
+ GNUNET_PQ_make_prepare ("get_last_shard",
+ "SELECT"
+ " end_row"
+ " FROM work_shards"
+ " WHERE job_name=$1"
+ " ORDER BY end_row DESC"
+ " LIMIT 1;",
+ 1),
+ GNUNET_PQ_make_prepare ("claim_next_shard",
+ "INSERT INTO work_shards"
+ "(job_name"
+ ",last_attempt"
+ ",start_row"
+ ",end_row"
+ ") VALUES "
+ "($1, $2, $3, $4);",
+ 4),
+ /* Used in #postgres_complete_shard() */
+ GNUNET_PQ_make_prepare ("complete_shard",
+ "UPDATE work_shards"
+ " SET completed=TRUE"
+ " WHERE job_name=$1"
+ " AND start_row=$2"
+ " AND end_row=$3",
+ 3),
+ GNUNET_PQ_PREPARED_STATEMENT_END
+ };
+
+ ret = GNUNET_PQ_prepare_statements (sess->conn,
+ ps);
+ if (GNUNET_OK != ret)
+ return ret;
+ sess->init = true;
+ return GNUNET_OK;
+}
+
+
+/**
* Get the thread-local database-handle.
* Connect to the db if the connection does not exist yet.
*
- * @param cls the `struct PostgresClosure` with the plugin-specific state
+ * @param pc the plugin-specific state
+ * @param skip_prepare true if we should skip prepared statement setup
* @return the database connection, or NULL on error
*/
static struct TALER_EXCHANGEDB_Session *
-postgres_get_session (void *cls)
+internal_get_session (struct PostgresClosure *pc,
+ bool skip_prepare)
{
- struct PostgresClosure *pc = cls;
struct GNUNET_PQ_Context *db_conn;
struct TALER_EXCHANGEDB_Session *session;
@@ -267,2250 +2556,26 @@ postgres_get_session (void *cls)
#else
struct GNUNET_PQ_ExecuteStatement *es = NULL;
#endif
- struct GNUNET_PQ_PreparedStatement ps[] = {
- /* Used in #postgres_insert_denomination_info() and
- #postgres_add_denomination_key() */
- GNUNET_PQ_make_prepare ("denomination_insert",
- "INSERT INTO denominations "
- "(denom_pub_hash"
- ",denom_pub"
- ",master_sig"
- ",valid_from"
- ",expire_withdraw"
- ",expire_deposit"
- ",expire_legal"
- ",coin_val" /* value of this denom */
- ",coin_frac" /* fractional value of this denom */
- ",fee_withdraw_val"
- ",fee_withdraw_frac"
- ",fee_deposit_val"
- ",fee_deposit_frac"
- ",fee_refresh_val"
- ",fee_refresh_frac"
- ",fee_refund_val"
- ",fee_refund_frac"
- ") VALUES "
- "($1, $2, $3, $4, $5, $6, $7, $8, $9, $10,"
- " $11, $12, $13, $14, $15, $16, $17);",
- 17),
- /* Used in #postgres_iterate_denomination_info() */
- GNUNET_PQ_make_prepare ("denomination_iterate",
- "SELECT"
- " master_sig"
- ",valid_from"
- ",expire_withdraw"
- ",expire_deposit"
- ",expire_legal"
- ",coin_val" /* value of this denom */
- ",coin_frac" /* fractional value of this denom */
- ",fee_withdraw_val"
- ",fee_withdraw_frac"
- ",fee_deposit_val"
- ",fee_deposit_frac"
- ",fee_refresh_val"
- ",fee_refresh_frac"
- ",fee_refund_val"
- ",fee_refund_frac"
- ",denom_pub"
- " FROM denominations;",
- 0),
- /* Used in #postgres_iterate_denominations() */
- GNUNET_PQ_make_prepare ("select_denominations",
- "SELECT"
- " denominations.master_sig"
- ",denom_revocations_serial_id IS NOT NULL AS revoked"
- ",valid_from"
- ",expire_withdraw"
- ",expire_deposit"
- ",expire_legal"
- ",coin_val" /* value of this denom */
- ",coin_frac" /* fractional value of this denom */
- ",fee_withdraw_val"
- ",fee_withdraw_frac"
- ",fee_deposit_val"
- ",fee_deposit_frac"
- ",fee_refresh_val"
- ",fee_refresh_frac"
- ",fee_refund_val"
- ",fee_refund_frac"
- ",denom_pub"
- " FROM denominations"
- " LEFT JOIN "
- " denomination_revocations USING (denominations_serial);",
- 0),
- /* Used in #postgres_iterate_active_signkeys() */
- GNUNET_PQ_make_prepare ("select_signkeys",
- "SELECT"
- " master_sig"
- ",exchange_pub"
- ",valid_from"
- ",expire_sign"
- ",expire_legal"
- " FROM exchange_sign_keys esk"
- " WHERE"
- " expire_sign > $1"
- " AND NOT EXISTS "
- " (SELECT esk_serial "
- " FROM signkey_revocations skr"
- " WHERE esk.esk_serial = skr.esk_serial);",
- 1),
- /* Used in #postgres_iterate_auditor_denominations() */
- GNUNET_PQ_make_prepare ("select_auditor_denoms",
- "SELECT"
- " auditors.auditor_pub"
- ",denominations.denom_pub_hash"
- ",auditor_denom_sigs.auditor_sig"
- " FROM auditor_denom_sigs"
- " JOIN auditors USING (auditor_uuid)"
- " JOIN denominations USING (denominations_serial)"
- " WHERE auditors.is_active;",
- 0),
- /* Used in #postgres_iterate_active_auditors() */
- GNUNET_PQ_make_prepare ("select_auditors",
- "SELECT"
- " auditor_pub"
- ",auditor_url"
- ",auditor_name"
- " FROM auditors"
- " WHERE"
- " is_active;",
- 0),
- /* Used in #postgres_get_denomination_info() */
- GNUNET_PQ_make_prepare ("denomination_get",
- "SELECT"
- " master_sig"
- ",valid_from"
- ",expire_withdraw"
- ",expire_deposit"
- ",expire_legal"
- ",coin_val" /* value of this denom */
- ",coin_frac" /* fractional value of this denom */
- ",fee_withdraw_val"
- ",fee_withdraw_frac"
- ",fee_deposit_val"
- ",fee_deposit_frac"
- ",fee_refresh_val"
- ",fee_refresh_frac"
- ",fee_refund_val"
- ",fee_refund_frac"
- " FROM denominations"
- " WHERE denom_pub_hash=$1;",
- 1),
- /* Used in #postgres_insert_denomination_revocation() */
- GNUNET_PQ_make_prepare ("denomination_revocation_insert",
- "INSERT INTO denomination_revocations "
- "(denominations_serial"
- ",master_sig"
- ") SELECT denominations_serial,$2"
- " FROM denominations"
- " WHERE denom_pub_hash=$1;",
- 2),
- /* Used in #postgres_get_denomination_revocation() */
- GNUNET_PQ_make_prepare ("denomination_revocation_get",
- "SELECT"
- " master_sig"
- ",denom_revocations_serial_id"
- " FROM denomination_revocations"
- " WHERE denominations_serial="
- " (SELECT denominations_serial"
- " FROM denominations"
- " WHERE denom_pub_hash=$1);",
- 1),
- /* Used in #postgres_reserves_get() */
- GNUNET_PQ_make_prepare ("reserves_get",
- "SELECT"
- " current_balance_val"
- ",current_balance_frac"
- ",expiration_date"
- ",gc_date"
- " FROM reserves"
- " WHERE reserve_pub=$1"
- " LIMIT 1;",
- 1),
- GNUNET_PQ_make_prepare ("reserve_create",
- "INSERT INTO reserves "
- "(reserve_pub"
- ",account_details"
- ",current_balance_val"
- ",current_balance_frac"
- ",expiration_date"
- ",gc_date"
- ") VALUES "
- "($1, $2, $3, $4, $5, $6)"
- " ON CONFLICT DO NOTHING"
- " RETURNING reserve_uuid;",
- 6),
- /* Used in #postgres_insert_reserve_closed() */
- GNUNET_PQ_make_prepare ("reserves_close_insert",
- "INSERT INTO reserves_close "
- "(reserve_uuid"
- ",execution_date"
- ",wtid"
- ",receiver_account"
- ",amount_val"
- ",amount_frac"
- ",closing_fee_val"
- ",closing_fee_frac"
- ") SELECT reserve_uuid, $2, $3, $4, $5, $6, $7, $8"
- " FROM reserves"
- " WHERE reserve_pub=$1;",
- 8),
- /* Used in #reserves_update() when the reserve is updated */
- GNUNET_PQ_make_prepare ("reserve_update",
- "UPDATE reserves"
- " SET"
- " expiration_date=$1"
- ",gc_date=$2"
- ",current_balance_val=$3"
- ",current_balance_frac=$4"
- " WHERE reserve_pub=$5;",
- 5),
- /* Used in #postgres_reserves_in_insert() to store transaction details */
- GNUNET_PQ_make_prepare ("reserves_in_add_transaction",
- "INSERT INTO reserves_in "
- "(reserve_uuid"
- ",wire_reference"
- ",credit_val"
- ",credit_frac"
- ",exchange_account_section"
- ",sender_account_details"
- ",execution_date"
- ") SELECT reserve_uuid, $2, $3, $4, $5, $6, $7"
- " FROM reserves"
- " WHERE reserve_pub=$1"
- " ON CONFLICT DO NOTHING;",
- 7),
- /* Used in #postgres_reserves_in_insert() to store transaction details */
- GNUNET_PQ_make_prepare ("reserves_in_add_by_uuid",
- "INSERT INTO reserves_in "
- "(reserve_uuid"
- ",wire_reference"
- ",credit_val"
- ",credit_frac"
- ",exchange_account_section"
- ",sender_account_details"
- ",execution_date"
- ") VALUES ($1, $2, $3, $4, $5, $6, $7)"
- " ON CONFLICT DO NOTHING;",
- 7),
- /* Used in postgres_select_reserves_in_above_serial_id() to obtain inbound
- transactions for reserves with serial id '\geq' the given parameter */
- GNUNET_PQ_make_prepare ("reserves_in_get_latest_wire_reference",
- "SELECT"
- " wire_reference"
- " FROM reserves_in"
- " WHERE exchange_account_section=$1"
- " ORDER BY reserve_in_serial_id DESC"
- " LIMIT 1;",
- 1),
- /* Used in postgres_select_reserves_in_above_serial_id() to obtain inbound
- transactions for reserves with serial id '\geq' the given parameter */
- GNUNET_PQ_make_prepare ("audit_reserves_in_get_transactions_incr",
- "SELECT"
- " reserves.reserve_pub"
- ",wire_reference"
- ",credit_val"
- ",credit_frac"
- ",execution_date"
- ",sender_account_details"
- ",reserve_in_serial_id"
- " FROM reserves_in"
- " JOIN reserves"
- " USING (reserve_uuid)"
- " WHERE reserve_in_serial_id>=$1"
- " ORDER BY reserve_in_serial_id;",
- 1),
- /* Used in postgres_select_reserves_in_above_serial_id() to obtain inbound
- transactions for reserves with serial id '\geq' the given parameter */
- GNUNET_PQ_make_prepare (
- "audit_reserves_in_get_transactions_incr_by_account",
- "SELECT"
- " reserves.reserve_pub"
- ",wire_reference"
- ",credit_val"
- ",credit_frac"
- ",execution_date"
- ",sender_account_details"
- ",reserve_in_serial_id"
- " FROM reserves_in"
- " JOIN reserves "
- " USING (reserve_uuid)"
- " WHERE reserve_in_serial_id>=$1 AND exchange_account_section=$2"
- " ORDER BY reserve_in_serial_id;",
- 2),
- /* Used in #postgres_get_reserve_history() to obtain inbound transactions
- for a reserve */
- GNUNET_PQ_make_prepare ("reserves_in_get_transactions",
- "SELECT"
- " wire_reference"
- ",credit_val"
- ",credit_frac"
- ",execution_date"
- ",sender_account_details"
- " FROM reserves_in"
- " WHERE reserve_uuid="
- " (SELECT reserve_uuid "
- " FROM reserves"
- " WHERE reserve_pub=$1);",
- 1),
- /* Lock withdraw table; NOTE: we may want to eventually shard the
- deposit table to avoid this lock being the main point of
- contention limiting transaction performance. */
- GNUNET_PQ_make_prepare ("lock_withdraw",
- "LOCK TABLE reserves_out;",
- 0),
- /* Used in #postgres_insert_withdraw_info() to store
- the signature of a blinded coin with the blinded coin's
- details before returning it during /reserve/withdraw. We store
- the coin's denomination information (public key, signature)
- and the blinded message as well as the reserve that the coin
- is being withdrawn from and the signature of the message
- authorizing the withdrawal. */
- GNUNET_PQ_make_prepare ("insert_withdraw_info",
- "WITH ds AS"
- " (SELECT denominations_serial"
- " FROM denominations"
- " WHERE denom_pub_hash=$2)"
- "INSERT INTO reserves_out "
- "(h_blind_ev"
- ",denominations_serial"
- ",denom_sig"
- ",reserve_uuid"
- ",reserve_sig"
- ",execution_date"
- ",amount_with_fee_val"
- ",amount_with_fee_frac"
- ") SELECT $1, ds.denominations_serial, $3, reserve_uuid, $5, $6, $7, $8"
- " FROM reserves"
- " CROSS JOIN ds"
- " WHERE reserve_pub=$4;",
- 8),
- /* Used in #postgres_get_withdraw_info() to
- locate the response for a /reserve/withdraw request
- using the hash of the blinded message. Used to
- make sure /reserve/withdraw requests are idempotent. */
- GNUNET_PQ_make_prepare ("get_withdraw_info",
- "SELECT"
- " denom.denom_pub_hash"
- ",denom_sig"
- ",reserve_sig"
- ",reserves.reserve_pub"
- ",execution_date"
- ",amount_with_fee_val"
- ",amount_with_fee_frac"
- ",denom.fee_withdraw_val"
- ",denom.fee_withdraw_frac"
- " FROM reserves_out"
- " JOIN reserves"
- " USING (reserve_uuid)"
- " JOIN denominations denom"
- " USING (denominations_serial)"
- " WHERE h_blind_ev=$1;",
- 1),
- /* Used during #postgres_get_reserve_history() to
- obtain all of the /reserve/withdraw operations that
- have been performed on a given reserve. (i.e. to
- demonstrate double-spending) */
- GNUNET_PQ_make_prepare ("get_reserves_out",
- "SELECT"
- " h_blind_ev"
- ",denom.denom_pub_hash"
- ",denom_sig"
- ",reserve_sig"
- ",execution_date"
- ",amount_with_fee_val"
- ",amount_with_fee_frac"
- ",denom.fee_withdraw_val"
- ",denom.fee_withdraw_frac"
- " FROM reserves_out"
- " JOIN denominations denom"
- " USING (denominations_serial)"
- " WHERE reserve_uuid="
- " (SELECT reserve_uuid"
- " FROM reserves"
- " WHERE reserve_pub=$1);",
- 1),
- /* Used in #postgres_select_withdrawals_above_serial_id() */
- GNUNET_PQ_make_prepare ("audit_get_reserves_out_incr",
- "SELECT"
- " h_blind_ev"
- ",denom.denom_pub"
- ",reserve_sig"
- ",reserves.reserve_pub"
- ",execution_date"
- ",amount_with_fee_val"
- ",amount_with_fee_frac"
- ",reserve_out_serial_id"
- " FROM reserves_out"
- " JOIN reserves"
- " USING (reserve_uuid)"
- " JOIN denominations denom"
- " USING (denominations_serial)"
- " WHERE reserve_out_serial_id>=$1"
- " ORDER BY reserve_out_serial_id ASC;",
- 1),
-
- /* Used in #postgres_count_known_coins() */
- GNUNET_PQ_make_prepare ("count_known_coins",
- "SELECT"
- " COUNT(*) AS count"
- " FROM known_coins"
- " WHERE denominations_serial="
- " (SELECT denominations_serial"
- " FROM denominations"
- " WHERE denom_pub_hash=$1);",
- 1),
- /* Used in #postgres_get_known_coin() to fetch
- the denomination public key and signature for
- a coin known to the exchange. */
- GNUNET_PQ_make_prepare ("get_known_coin",
- "SELECT"
- " denominations.denom_pub_hash"
- ",denom_sig"
- " FROM known_coins"
- " JOIN denominations USING (denominations_serial)"
- " WHERE coin_pub=$1;",
- 1),
- /* Used in #postgres_ensure_coin_known() */
- GNUNET_PQ_make_prepare ("get_known_coin_dh",
- "SELECT"
- " denominations.denom_pub_hash"
- " FROM known_coins"
- " JOIN denominations USING (denominations_serial)"
- " WHERE coin_pub=$1;",
- 1),
- /* Used in #postgres_get_coin_denomination() to fetch
- the denomination public key hash for
- a coin known to the exchange. */
- GNUNET_PQ_make_prepare ("get_coin_denomination",
- "SELECT"
- " denominations.denom_pub_hash"
- " FROM known_coins"
- " JOIN denominations USING (denominations_serial)"
- " WHERE coin_pub=$1"
- " FOR SHARE;",
- 1),
- /* Lock deposit table; NOTE: we may want to eventually shard the
- deposit table to avoid this lock being the main point of
- contention limiting transaction performance. */
- GNUNET_PQ_make_prepare ("lock_known_coins",
- "LOCK TABLE known_coins;",
- 0),
- /* Used in #postgres_insert_known_coin() to store
- the denomination public key and signature for
- a coin known to the exchange. */
- GNUNET_PQ_make_prepare ("insert_known_coin",
- "INSERT INTO known_coins "
- "(coin_pub"
- ",denominations_serial"
- ",denom_sig"
- ") SELECT $1, denominations_serial, $3 "
- " FROM denominations"
- " WHERE denom_pub_hash=$2;",
- 3),
-
- /* Used in #postgres_insert_melt() to store
- high-level information about a melt operation */
- GNUNET_PQ_make_prepare ("insert_melt",
- "INSERT INTO refresh_commitments "
- "(rc "
- ",old_known_coin_id "
- ",old_coin_sig "
- ",amount_with_fee_val "
- ",amount_with_fee_frac "
- ",noreveal_index "
- ") SELECT $1, known_coin_id, $3, $4, $5, $6"
- " FROM known_coins"
- " WHERE coin_pub=$2",
- 6),
- /* Used in #postgres_get_melt() to fetch
- high-level information about a melt operation */
- GNUNET_PQ_make_prepare ("get_melt",
- "SELECT"
- " denoms.denom_pub_hash"
- ",denoms.fee_refresh_val"
- ",denoms.fee_refresh_frac"
- ",kc.coin_pub AS old_coin_pub"
- ",old_coin_sig"
- ",amount_with_fee_val"
- ",amount_with_fee_frac"
- ",noreveal_index"
- " FROM refresh_commitments"
- " JOIN known_coins kc"
- " ON (refresh_commitments.old_known_coin_id = kc.known_coin_id)"
- " JOIN denominations denoms"
- " ON (kc.denominations_serial = denoms.denominations_serial)"
- " WHERE rc=$1;",
- 1),
- /* Used in #postgres_get_melt_index() to fetch
- the noreveal index from a previous melt operation */
- GNUNET_PQ_make_prepare ("get_melt_index",
- "SELECT"
- " noreveal_index"
- " FROM refresh_commitments"
- " WHERE rc=$1;",
- 1),
- /* Used in #postgres_select_refreshes_above_serial_id() to fetch
- refresh session with id '\geq' the given parameter */
- GNUNET_PQ_make_prepare ("audit_get_refresh_commitments_incr",
- "SELECT"
- " denom.denom_pub"
- ",kc.coin_pub AS old_coin_pub"
- ",old_coin_sig"
- ",amount_with_fee_val"
- ",amount_with_fee_frac"
- ",noreveal_index"
- ",melt_serial_id"
- ",rc"
- " FROM refresh_commitments"
- " JOIN known_coins kc"
- " ON (refresh_commitments.old_known_coin_id = kc.known_coin_id)"
- " JOIN denominations denom"
- " ON (kc.denominations_serial = denom.denominations_serial)"
- " WHERE melt_serial_id>=$1"
- " ORDER BY melt_serial_id ASC;",
- 1),
- /* Query the 'refresh_commitments' by coin public key */
- GNUNET_PQ_make_prepare ("get_refresh_session_by_coin",
- "SELECT"
- " rc"
- ",old_coin_sig"
- ",amount_with_fee_val"
- ",amount_with_fee_frac"
- ",denoms.denom_pub_hash"
- ",denoms.fee_refresh_val"
- ",denoms.fee_refresh_frac"
- ",melt_serial_id"
- " FROM refresh_commitments"
- " JOIN known_coins kc"
- " ON (refresh_commitments.old_known_coin_id = kc.known_coin_id)"
- " JOIN denominations denoms"
- " USING (denominations_serial)"
- " WHERE old_known_coin_id="
- "(SELECT known_coin_id"
- " FROM known_coins"
- " WHERE coin_pub=$1);",
- 1),
- /* Store information about the desired denominations for a
- refresh operation, used in #postgres_insert_refresh_reveal() */
- GNUNET_PQ_make_prepare ("insert_refresh_revealed_coin",
- "WITH rcx AS"
- " (SELECT melt_serial_id"
- " FROM refresh_commitments"
- " WHERE rc=$1)"
- "INSERT INTO refresh_revealed_coins "
- "(melt_serial_id "
- ",freshcoin_index "
- ",link_sig "
- ",denominations_serial "
- ",coin_ev"
- ",h_coin_ev"
- ",ev_sig"
- ") SELECT rcx.melt_serial_id, $2, $3, "
- " denominations_serial, $5, $6, $7"
- " FROM denominations"
- " CROSS JOIN rcx"
- " WHERE denom_pub_hash=$4;",
- 7),
- /* Obtain information about the coins created in a refresh
- operation, used in #postgres_get_refresh_reveal() */
- GNUNET_PQ_make_prepare ("get_refresh_revealed_coins",
- "SELECT "
- " freshcoin_index"
- ",denom.denom_pub"
- ",link_sig"
- ",coin_ev"
- ",ev_sig"
- " FROM refresh_revealed_coins"
- " JOIN denominations denom "
- " USING (denominations_serial)"
- " JOIN refresh_commitments"
- " USING (melt_serial_id)"
- " WHERE rc=$1"
- " ORDER BY freshcoin_index ASC;",
- 1),
-
- /* Used in #postgres_insert_refresh_reveal() to store the transfer
- keys we learned */
- GNUNET_PQ_make_prepare ("insert_refresh_transfer_keys",
- "INSERT INTO refresh_transfer_keys "
- "(melt_serial_id"
- ",transfer_pub"
- ",transfer_privs"
- ") SELECT melt_serial_id, $2, $3"
- " FROM refresh_commitments"
- " WHERE rc=$1",
- 3),
- /* Used in #postgres_get_refresh_reveal() to retrieve transfer
- keys from /refresh/reveal */
- GNUNET_PQ_make_prepare ("get_refresh_transfer_keys",
- "SELECT"
- " transfer_pub"
- ",transfer_privs"
- " FROM refresh_transfer_keys"
- " JOIN refresh_commitments"
- " USING (melt_serial_id)"
- " WHERE rc=$1;",
- 1),
- /* Used in #postgres_insert_refund() to store refund information */
- GNUNET_PQ_make_prepare ("insert_refund",
- "INSERT INTO refunds "
- "(deposit_serial_id "
- ",merchant_sig "
- ",rtransaction_id "
- ",amount_with_fee_val "
- ",amount_with_fee_frac "
- ") SELECT deposit_serial_id, $3, $5, $6, $7"
- " FROM deposits"
- " JOIN known_coins USING (known_coin_id)"
- " WHERE coin_pub=$1"
- " AND h_contract_terms=$4"
- " AND merchant_pub=$2",
- 7),
- /* Query the 'refunds' by coin public key */
- GNUNET_PQ_make_prepare ("get_refunds_by_coin",
- "SELECT"
- " merchant_pub"
- ",merchant_sig"
- ",h_contract_terms"
- ",rtransaction_id"
- ",refunds.amount_with_fee_val"
- ",refunds.amount_with_fee_frac"
- ",denom.fee_refund_val "
- ",denom.fee_refund_frac "
- ",refund_serial_id"
- " FROM refunds"
- " JOIN deposits USING (deposit_serial_id)"
- " JOIN known_coins USING (known_coin_id)"
- " JOIN denominations denom USING (denominations_serial)"
- " WHERE coin_pub=$1;",
- 1),
- /* Query the 'refunds' by coin public key, merchant_pub and contract hash */
- GNUNET_PQ_make_prepare ("get_refunds_by_coin_and_contract",
- "SELECT"
- " refunds.amount_with_fee_val"
- ",refunds.amount_with_fee_frac"
- " FROM refunds"
- " JOIN deposits USING (deposit_serial_id)"
- " JOIN known_coins USING (known_coin_id)"
- " WHERE coin_pub=$1"
- " AND merchant_pub=$2"
- " AND h_contract_terms=$3;",
- 3),
- /* Fetch refunds with rowid '\geq' the given parameter */
- GNUNET_PQ_make_prepare ("audit_get_refunds_incr",
- "SELECT"
- " merchant_pub"
- ",merchant_sig"
- ",h_contract_terms"
- ",rtransaction_id"
- ",denom.denom_pub"
- ",kc.coin_pub"
- ",refunds.amount_with_fee_val"
- ",refunds.amount_with_fee_frac"
- ",refund_serial_id"
- " FROM refunds"
- " JOIN deposits USING (deposit_serial_id)"
- " JOIN known_coins kc USING (known_coin_id)"
- " JOIN denominations denom ON (kc.denominations_serial = denom.denominations_serial)"
- " WHERE refund_serial_id>=$1"
- " ORDER BY refund_serial_id ASC;",
- 1),
- /* Lock deposit table; NOTE: we may want to eventually shard the
- deposit table to avoid this lock being the main point of
- contention limiting transaction performance. */
- GNUNET_PQ_make_prepare ("lock_deposit",
- "LOCK TABLE deposits;",
- 0),
- /* Store information about a /deposit the exchange is to execute.
- Used in #postgres_insert_deposit(). */
- GNUNET_PQ_make_prepare ("insert_deposit",
- "INSERT INTO deposits "
- "(known_coin_id"
- ",amount_with_fee_val"
- ",amount_with_fee_frac"
- ",wallet_timestamp"
- ",refund_deadline"
- ",wire_deadline"
- ",merchant_pub"
- ",h_contract_terms"
- ",h_wire"
- ",coin_sig"
- ",wire"
- ",exchange_timestamp"
- ") SELECT known_coin_id, $2, $3, $4, $5, $6, "
- " $7, $8, $9, $10, $11, $12"
- " FROM known_coins"
- " WHERE coin_pub=$1;",
- 12),
- /* Fetch an existing deposit request, used to ensure idempotency
- during /deposit processing. Used in #postgres_have_deposit(). */
- GNUNET_PQ_make_prepare ("get_deposit",
- "SELECT"
- " amount_with_fee_val"
- ",amount_with_fee_frac"
- ",denominations.fee_deposit_val"
- ",denominations.fee_deposit_frac"
- ",wallet_timestamp"
- ",exchange_timestamp"
- ",refund_deadline"
- ",wire_deadline"
- ",h_contract_terms"
- ",h_wire"
- " FROM deposits"
- " JOIN known_coins USING (known_coin_id)"
- " JOIN denominations USING (denominations_serial)"
- " WHERE ((coin_pub=$1)"
- " AND (merchant_pub=$3)"
- " AND (h_contract_terms=$2));",
- 3),
- /* Fetch deposits with rowid '\geq' the given parameter */
- GNUNET_PQ_make_prepare ("audit_get_deposits_incr",
- "SELECT"
- " amount_with_fee_val"
- ",amount_with_fee_frac"
- ",wallet_timestamp"
- ",exchange_timestamp"
- ",merchant_pub"
- ",denom.denom_pub"
- ",kc.coin_pub"
- ",coin_sig"
- ",refund_deadline"
- ",wire_deadline"
- ",h_contract_terms"
- ",wire"
- ",done"
- ",deposit_serial_id"
- " FROM deposits"
- " JOIN known_coins kc USING (known_coin_id)"
- " JOIN denominations denom USING (denominations_serial)"
- " WHERE ("
- " (deposit_serial_id>=$1)"
- " )"
- " ORDER BY deposit_serial_id ASC;",
- 1),
- /* Fetch an existing deposit request.
- Used in #postgres_lookup_transfer_by_deposit(). */
- GNUNET_PQ_make_prepare ("get_deposit_for_wtid",
- "SELECT"
- " amount_with_fee_val"
- ",amount_with_fee_frac"
- ",denom.fee_deposit_val"
- ",denom.fee_deposit_frac"
- ",wire_deadline"
- " FROM deposits"
- " JOIN known_coins USING (known_coin_id)"
- " JOIN denominations denom USING (denominations_serial)"
- " WHERE ((coin_pub=$1)"
- " AND (merchant_pub=$2)"
- " AND (h_contract_terms=$3)"
- " AND (h_wire=$4)"
- " );",
- 4),
- /* Used in #postgres_get_ready_deposit() */
- GNUNET_PQ_make_prepare ("deposits_get_ready",
- "SELECT"
- " deposit_serial_id"
- ",amount_with_fee_val"
- ",amount_with_fee_frac"
- ",denom.fee_deposit_val"
- ",denom.fee_deposit_frac"
- ",wire_deadline"
- ",h_contract_terms"
- ",wire"
- ",merchant_pub"
- ",kc.coin_pub"
- ",exchange_timestamp"
- ",wallet_timestamp"
- " FROM deposits"
- " JOIN known_coins kc USING (known_coin_id)"
- " JOIN denominations denom USING (denominations_serial)"
- " WHERE tiny=FALSE"
- " AND done=FALSE"
- " AND wire_deadline<=$1"
- " AND refund_deadline<$1"
- " ORDER BY wire_deadline ASC"
- " LIMIT 1;",
- 1),
- /* Used in #postgres_iterate_matching_deposits() */
- GNUNET_PQ_make_prepare ("deposits_iterate_matching",
- "SELECT"
- " deposit_serial_id"
- ",amount_with_fee_val"
- ",amount_with_fee_frac"
- ",denom.fee_deposit_val"
- ",denom.fee_deposit_frac"
- ",h_contract_terms"
- ",kc.coin_pub"
- " FROM deposits"
- " JOIN known_coins kc USING (known_coin_id)"
- " JOIN denominations denom USING (denominations_serial)"
- " WHERE"
- " merchant_pub=$1 AND"
- " h_wire=$2 AND"
- " done=FALSE"
- " ORDER BY wire_deadline ASC"
- " LIMIT "
- TALER_QUOTE (
- TALER_EXCHANGEDB_MATCHING_DEPOSITS_LIMIT) ";",
- 2),
- /* Used in #postgres_mark_deposit_tiny() */
- GNUNET_PQ_make_prepare ("mark_deposit_tiny",
- "UPDATE deposits"
- " SET tiny=TRUE"
- " WHERE deposit_serial_id=$1",
- 1),
- /* Used in #postgres_mark_deposit_done() */
- GNUNET_PQ_make_prepare ("mark_deposit_done",
- "UPDATE deposits"
- " SET done=TRUE"
- " WHERE deposit_serial_id=$1;",
- 1),
- /* Used in #postgres_test_deposit_done() */
- GNUNET_PQ_make_prepare ("test_deposit_done",
- "SELECT done"
- " FROM deposits"
- " JOIN known_coins USING (known_coin_id)"
- " WHERE coin_pub=$1"
- " AND merchant_pub=$2"
- " AND h_contract_terms=$3"
- " AND h_wire=$4;",
- 5),
- /* Used in #postgres_get_coin_transactions() to obtain information
- about how a coin has been spend with /deposit requests. */
- GNUNET_PQ_make_prepare ("get_deposit_with_coin_pub",
- "SELECT"
- " amount_with_fee_val"
- ",amount_with_fee_frac"
- ",denoms.fee_deposit_val"
- ",denoms.fee_deposit_frac"
- ",denoms.denom_pub_hash"
- ",wallet_timestamp"
- ",refund_deadline"
- ",wire_deadline"
- ",merchant_pub"
- ",h_contract_terms"
- ",h_wire"
- ",wire"
- ",coin_sig"
- ",deposit_serial_id"
- ",done"
- " FROM deposits"
- " JOIN known_coins kc"
- " USING (known_coin_id)"
- " JOIN denominations denoms"
- " USING (denominations_serial)"
- " WHERE coin_pub=$1;",
- 1),
-
- /* Used in #postgres_get_link_data(). */
- GNUNET_PQ_make_prepare ("get_link",
- "SELECT "
- " tp.transfer_pub"
- ",denoms.denom_pub"
- ",rrc.ev_sig"
- ",rrc.link_sig"
- " 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_known_coin_id="
- " (SELECT known_coin_id "
- " FROM known_coins"
- " WHERE coin_pub=$1)"
- " ORDER BY tp.transfer_pub, rrc.freshcoin_index ASC",
- 1),
- /* Used in #postgres_lookup_wire_transfer */
- GNUNET_PQ_make_prepare ("lookup_transactions",
- "SELECT"
- " aggregation_serial_id"
- ",deposits.h_contract_terms"
- ",deposits.wire"
- ",deposits.h_wire"
- ",kc.coin_pub"
- ",deposits.merchant_pub"
- ",wire_out.execution_date"
- ",deposits.amount_with_fee_val"
- ",deposits.amount_with_fee_frac"
- ",denom.fee_deposit_val"
- ",denom.fee_deposit_frac"
- ",denom.denom_pub"
- " FROM aggregation_tracking"
- " JOIN deposits"
- " USING (deposit_serial_id)"
- " JOIN known_coins kc"
- " USING (known_coin_id)"
- " JOIN denominations denom"
- " USING (denominations_serial)"
- " JOIN wire_out"
- " USING (wtid_raw)"
- " WHERE wtid_raw=$1;",
- 1),
- /* Used in #postgres_lookup_transfer_by_deposit */
- GNUNET_PQ_make_prepare ("lookup_deposit_wtid",
- "SELECT"
- " aggregation_tracking.wtid_raw"
- ",wire_out.execution_date"
- ",amount_with_fee_val"
- ",amount_with_fee_frac"
- ",denom.fee_deposit_val"
- ",denom.fee_deposit_frac"
- " FROM deposits"
- " JOIN aggregation_tracking"
- " USING (deposit_serial_id)"
- " JOIN known_coins"
- " USING (known_coin_id)"
- " JOIN denominations denom"
- " USING (denominations_serial)"
- " JOIN wire_out"
- " USING (wtid_raw)"
- " WHERE coin_pub=$1"
- " AND h_contract_terms=$2"
- " AND h_wire=$3"
- " AND merchant_pub=$4;",
- 4),
- /* Used in #postgres_insert_aggregation_tracking */
- GNUNET_PQ_make_prepare ("insert_aggregation_tracking",
- "INSERT INTO aggregation_tracking "
- "(deposit_serial_id"
- ",wtid_raw"
- ") VALUES "
- "($1, $2);",
- 2),
- /* Used in #postgres_get_wire_fee() */
- GNUNET_PQ_make_prepare ("get_wire_fee",
- "SELECT "
- " start_date"
- ",end_date"
- ",wire_fee_val"
- ",wire_fee_frac"
- ",closing_fee_val"
- ",closing_fee_frac"
- ",master_sig"
- " FROM wire_fee"
- " WHERE wire_method=$1"
- " AND start_date <= $2"
- " AND end_date > $2;",
- 2),
- /* Used in #postgres_insert_wire_fee */
- GNUNET_PQ_make_prepare ("insert_wire_fee",
- "INSERT INTO wire_fee "
- "(wire_method"
- ",start_date"
- ",end_date"
- ",wire_fee_val"
- ",wire_fee_frac"
- ",closing_fee_val"
- ",closing_fee_frac"
- ",master_sig"
- ") VALUES "
- "($1, $2, $3, $4, $5, $6, $7, $8);",
- 8),
- /* Used in #postgres_store_wire_transfer_out */
- GNUNET_PQ_make_prepare ("insert_wire_out",
- "INSERT INTO wire_out "
- "(execution_date"
- ",wtid_raw"
- ",wire_target"
- ",exchange_account_section"
- ",amount_val"
- ",amount_frac"
- ") VALUES "
- "($1, $2, $3, $4, $5, $6);",
- 6),
- /* Used in #postgres_wire_prepare_data_insert() to store
- wire transfer information before actually committing it with the bank */
- GNUNET_PQ_make_prepare ("wire_prepare_data_insert",
- "INSERT INTO prewire "
- "(type"
- ",buf"
- ") VALUES "
- "($1, $2);",
- 2),
- /* Used in #postgres_wire_prepare_data_mark_finished() */
- GNUNET_PQ_make_prepare ("wire_prepare_data_mark_done",
- "UPDATE prewire"
- " SET finished=TRUE"
- " WHERE prewire_uuid=$1;",
- 1),
- /* Used in #postgres_wire_prepare_data_mark_failed() */
- GNUNET_PQ_make_prepare ("wire_prepare_data_mark_failed",
- "UPDATE prewire"
- " SET failed=TRUE"
- " WHERE prewire_uuid=$1;",
- 1),
- /* Used in #postgres_wire_prepare_data_get() */
- GNUNET_PQ_make_prepare ("wire_prepare_data_get",
- "SELECT"
- " prewire_uuid"
- ",type"
- ",buf"
- " FROM prewire"
- " WHERE finished=FALSE"
- " AND failed=FALSE"
- " ORDER BY prewire_uuid ASC"
- " LIMIT 1;",
- 0),
- /* Used in #postgres_select_deposits_missing_wire */
- GNUNET_PQ_make_prepare ("deposits_get_overdue",
- "SELECT"
- " deposit_serial_id"
- ",coin_pub"
- ",amount_with_fee_val"
- ",amount_with_fee_frac"
- ",wire"
- ",wire_deadline"
- ",tiny"
- ",done"
- " FROM deposits d"
- " JOIN known_coins USING (known_coin_id)"
- " WHERE wire_deadline >= $1"
- " AND wire_deadline < $2"
- " AND NOT (EXISTS (SELECT 1"
- " FROM refunds"
- " JOIN deposits dx USING (deposit_serial_id)"
- " WHERE (dx.known_coin_id = d.known_coin_id))"
- " OR EXISTS (SELECT 1"
- " FROM aggregation_tracking"
- " WHERE (aggregation_tracking.deposit_serial_id = d.deposit_serial_id)))"
- " ORDER BY wire_deadline ASC",
- 2),
- /* Used in #postgres_select_wire_out_above_serial_id() */
- GNUNET_PQ_make_prepare ("audit_get_wire_incr",
- "SELECT"
- " wireout_uuid"
- ",execution_date"
- ",wtid_raw"
- ",wire_target"
- ",amount_val"
- ",amount_frac"
- " FROM wire_out"
- " WHERE wireout_uuid>=$1"
- " ORDER BY wireout_uuid ASC;",
- 1),
- /* Used in #postgres_select_wire_out_above_serial_id_by_account() */
- GNUNET_PQ_make_prepare ("audit_get_wire_incr_by_account",
- "SELECT"
- " wireout_uuid"
- ",execution_date"
- ",wtid_raw"
- ",wire_target"
- ",amount_val"
- ",amount_frac"
- " FROM wire_out"
- " WHERE wireout_uuid>=$1 AND exchange_account_section=$2"
- " ORDER BY wireout_uuid ASC;",
- 2),
- /* Used in #postgres_insert_recoup_request() to store recoup
- information */
- GNUNET_PQ_make_prepare ("recoup_insert",
- "WITH rx AS"
- " (SELECT reserve_out_serial_id"
- " FROM reserves_out"
- " WHERE h_blind_ev=$7)"
- "INSERT INTO recoup "
- "(known_coin_id"
- ",coin_sig"
- ",coin_blind"
- ",amount_val"
- ",amount_frac"
- ",timestamp"
- ",reserve_out_serial_id"
- ") SELECT known_coin_id, $2, $3, $4, $5, $6, rx.reserve_out_serial_id"
- " FROM known_coins"
- " CROSS JOIN rx"
- " WHERE coin_pub=$1;",
- 7),
- /* Used in #postgres_insert_recoup_refresh_request() to store recoup-refresh
- information */
- GNUNET_PQ_make_prepare ("recoup_refresh_insert",
- "WITH rrx AS"
- " (SELECT rrc_serial"
- " FROM refresh_revealed_coins"
- " WHERE h_coin_ev=$7)"
- "INSERT INTO recoup_refresh "
- "(known_coin_id"
- ",coin_sig"
- ",coin_blind"
- ",amount_val"
- ",amount_frac"
- ",timestamp"
- ",rrc_serial"
- ") SELECT known_coin_id, $2, $3, $4, $5, $6, rrx.rrc_serial"
- " FROM known_coins"
- " CROSS JOIN rrx"
- " WHERE coin_pub=$1;",
- 7),
- /* Used in #postgres_select_recoup_above_serial_id() to obtain recoup transactions */
- GNUNET_PQ_make_prepare ("recoup_get_incr",
- "SELECT"
- " recoup_uuid"
- ",timestamp"
- ",reserves.reserve_pub"
- ",coins.coin_pub"
- ",coin_sig"
- ",coin_blind"
- ",ro.h_blind_ev"
- ",denoms.denom_pub_hash"
- ",coins.denom_sig"
- ",denoms.denom_pub"
- ",amount_val"
- ",amount_frac"
- " FROM recoup"
- " JOIN known_coins coins"
- " USING (known_coin_id)"
- " JOIN reserves_out ro"
- " USING (reserve_out_serial_id)"
- " JOIN reserves"
- " USING (reserve_uuid)"
- " JOIN denominations denoms"
- " ON (coins.denominations_serial = denoms.denominations_serial)"
- " WHERE recoup_uuid>=$1"
- " ORDER BY recoup_uuid ASC;",
- 1),
- /* Used in #postgres_select_recoup_refresh_above_serial_id() to obtain
- recoup-refresh transactions */
- GNUNET_PQ_make_prepare ("recoup_refresh_get_incr",
- "SELECT"
- " recoup_refresh_uuid"
- ",timestamp"
- ",old_coins.coin_pub AS old_coin_pub"
- ",old_denoms.denom_pub_hash AS old_denom_pub_hash"
- ",new_coins.coin_pub As coin_pub"
- ",coin_sig"
- ",coin_blind"
- ",new_denoms.denom_pub AS denom_pub"
- ",rrc.h_coin_ev AS h_blind_ev"
- ",new_denoms.denom_pub_hash"
- ",new_coins.denom_sig AS denom_sig"
- ",amount_val"
- ",amount_frac"
- " FROM recoup_refresh"
- " INNER JOIN refresh_revealed_coins rrc"
- " USING (rrc_serial)"
- " INNER JOIN refresh_commitments rfc"
- " ON (rrc.melt_serial_id = rfc.melt_serial_id)"
- " INNER JOIN known_coins old_coins"
- " ON (rfc.old_known_coin_id = old_coins.known_coin_id)"
- " INNER JOIN known_coins new_coins"
- " ON (new_coins.known_coin_id = recoup_refresh.known_coin_id)"
- " INNER JOIN denominations new_denoms"
- " ON (new_coins.denominations_serial = new_denoms.denominations_serial)"
- " INNER JOIN denominations old_denoms"
- " ON (old_coins.denominations_serial = old_denoms.denominations_serial)"
- " WHERE recoup_refresh_uuid>=$1"
- " ORDER BY recoup_refresh_uuid ASC;",
- 1),
- /* Used in #postgres_select_reserve_closed_above_serial_id() to
- obtain information about closed reserves */
- GNUNET_PQ_make_prepare ("reserves_close_get_incr",
- "SELECT"
- " close_uuid"
- ",reserves.reserve_pub"
- ",execution_date"
- ",wtid"
- ",receiver_account"
- ",amount_val"
- ",amount_frac"
- ",closing_fee_val"
- ",closing_fee_frac"
- " FROM reserves_close"
- " JOIN reserves"
- " USING (reserve_uuid)"
- " WHERE close_uuid>=$1"
- " ORDER BY close_uuid ASC;",
- 1),
- /* Used in #postgres_get_reserve_history() to obtain recoup transactions
- for a reserve */
- GNUNET_PQ_make_prepare ("recoup_by_reserve",
- "SELECT"
- " coins.coin_pub"
- ",coin_sig"
- ",coin_blind"
- ",amount_val"
- ",amount_frac"
- ",timestamp"
- ",denoms.denom_pub_hash"
- ",coins.denom_sig"
- " FROM recoup"
- " JOIN known_coins coins"
- " USING (known_coin_id)"
- " JOIN denominations denoms"
- " USING (denominations_serial)"
- " JOIN reserves_out ro"
- " USING (reserve_out_serial_id)"
- " WHERE ro.reserve_uuid="
- " (SELECT reserve_uuid"
- " FROM reserves"
- " WHERE reserve_pub=$1);",
- 1),
- /* Used in #postgres_get_coin_transactions() to obtain recoup transactions
- affecting old coins of refreshed coins */
- GNUNET_PQ_make_prepare ("recoup_by_old_coin",
- "SELECT"
- " coins.coin_pub"
- ",coin_sig"
- ",coin_blind"
- ",amount_val"
- ",amount_frac"
- ",timestamp"
- ",denoms.denom_pub_hash"
- ",coins.denom_sig"
- ",recoup_refresh_uuid"
- " FROM recoup_refresh"
- " JOIN known_coins coins"
- " USING (known_coin_id)"
- " JOIN denominations denoms"
- " USING (denominations_serial)"
- " WHERE rrc_serial IN"
- " (SELECT rrc.rrc_serial"
- " FROM refresh_commitments"
- " JOIN refresh_revealed_coins rrc"
- " USING (melt_serial_id)"
- " WHERE old_known_coin_id="
- " (SELECT known_coin_id"
- " FROM known_coins"
- " WHERE coin_pub=$1));",
- 1),
- /* Used in #postgres_get_reserve_history() */
- GNUNET_PQ_make_prepare ("close_by_reserve",
- "SELECT"
- " amount_val"
- ",amount_frac"
- ",closing_fee_val"
- ",closing_fee_frac"
- ",execution_date"
- ",receiver_account"
- ",wtid"
- " FROM reserves_close"
- " WHERE reserve_uuid="
- " (SELECT reserve_uuid"
- " FROM reserves"
- " WHERE reserve_pub=$1);",
- 1),
- /* Used in #postgres_get_expired_reserves() */
- GNUNET_PQ_make_prepare ("get_expired_reserves",
- "SELECT"
- " expiration_date"
- ",account_details"
- ",reserve_pub"
- ",current_balance_val"
- ",current_balance_frac"
- " FROM reserves"
- " WHERE expiration_date<=$1"
- " AND (current_balance_val != 0 "
- " OR current_balance_frac != 0)"
- " ORDER BY expiration_date ASC"
- " LIMIT 1;",
- 1),
- /* Used in #postgres_get_coin_transactions() to obtain recoup transactions
- for a coin */
- GNUNET_PQ_make_prepare ("recoup_by_coin",
- "SELECT"
- " reserves.reserve_pub"
- ",denoms.denom_pub_hash"
- ",coin_sig"
- ",coin_blind"
- ",amount_val"
- ",amount_frac"
- ",timestamp"
- ",recoup_uuid"
- " FROM recoup"
- " JOIN reserves_out ro"
- " USING (reserve_out_serial_id)"
- " JOIN reserves"
- " USING (reserve_uuid)"
- " JOIN known_coins coins"
- " USING (known_coin_id)"
- " JOIN denominations denoms"
- " ON (denoms.denominations_serial = coins.denominations_serial)"
- " WHERE coins.coin_pub=$1;",
- 1),
- /* Used in #postgres_get_coin_transactions() to obtain recoup transactions
- for a refreshed coin */
- GNUNET_PQ_make_prepare ("recoup_by_refreshed_coin",
- "SELECT"
- " old_coins.coin_pub AS old_coin_pub"
- ",coin_sig"
- ",coin_blind"
- ",amount_val"
- ",amount_frac"
- ",timestamp"
- ",denoms.denom_pub_hash"
- ",coins.denom_sig"
- ",recoup_refresh_uuid"
- " FROM recoup_refresh"
- " JOIN refresh_revealed_coins rrc"
- " USING (rrc_serial)"
- " JOIN refresh_commitments rfc"
- " ON (rrc.melt_serial_id = rfc.melt_serial_id)"
- " JOIN known_coins old_coins"
- " ON (rfc.old_known_coin_id = old_coins.known_coin_id)"
- " JOIN known_coins coins"
- " ON (recoup_refresh.known_coin_id = coins.known_coin_id)"
- " JOIN denominations denoms"
- " ON (denoms.denominations_serial = coins.denominations_serial)"
- " WHERE coins.coin_pub=$1;",
- 1),
- /* Used in #postgres_get_reserve_by_h_blind() */
- GNUNET_PQ_make_prepare ("reserve_by_h_blind",
- "SELECT"
- " reserves.reserve_pub"
- " FROM reserves_out"
- " JOIN reserves"
- " USING (reserve_uuid)"
- " WHERE h_blind_ev=$1"
- " LIMIT 1;",
- 1),
- /* Used in #postgres_get_old_coin_by_h_blind() */
- GNUNET_PQ_make_prepare ("old_coin_by_h_blind",
- "SELECT"
- " okc.coin_pub AS old_coin_pub"
- " FROM refresh_revealed_coins rrc"
- " JOIN refresh_commitments rcom USING (melt_serial_id)"
- " JOIN known_coins okc ON (rcom.old_known_coin_id = okc.known_coin_id)"
- " WHERE h_coin_ev=$1"
- " LIMIT 1;",
- 1),
- /* Used in #postgres_lookup_auditor_timestamp() */
- GNUNET_PQ_make_prepare ("lookup_auditor_timestamp",
- "SELECT"
- " last_change"
- " FROM auditors"
- " WHERE auditor_pub=$1;",
- 1),
- /* Used in #postgres_lookup_auditor_status() */
- GNUNET_PQ_make_prepare ("lookup_auditor_status",
- "SELECT"
- " auditor_url"
- ",is_active"
- " FROM auditors"
- " WHERE auditor_pub=$1;",
- 1),
- /* Used in #postgres_lookup_wire_timestamp() */
- GNUNET_PQ_make_prepare ("lookup_wire_timestamp",
- "SELECT"
- " last_change"
- " FROM wire_accounts"
- " WHERE payto_uri=$1;",
- 1),
- /* used in #postgres_insert_auditor() */
- GNUNET_PQ_make_prepare ("insert_auditor",
- "INSERT INTO auditors "
- "(auditor_pub"
- ",auditor_name"
- ",auditor_url"
- ",is_active"
- ",last_change"
- ") VALUES "
- "($1, $2, $3, true, $4);",
- 4),
- /* used in #postgres_update_auditor() */
- GNUNET_PQ_make_prepare ("update_auditor",
- "UPDATE auditors"
- " SET"
- " auditor_url=$2"
- " ,auditor_name=$3"
- " ,is_active=$4"
- " ,last_change=$5"
- " WHERE auditor_pub=$1",
- 5),
- /* used in #postgres_insert_wire() */
- GNUNET_PQ_make_prepare ("insert_wire",
- "INSERT INTO wire_accounts "
- "(payto_uri"
- ",master_sig"
- ",is_active"
- ",last_change"
- ") VALUES "
- "($1, $2, true, $3);",
- 3),
- /* used in #postgres_update_wire() */
- GNUNET_PQ_make_prepare ("update_wire",
- "UPDATE wire_accounts"
- " SET"
- " is_active=$2"
- " ,last_change=$3"
- " WHERE payto_uri=$1",
- 3),
- /* used in #postgres_update_wire() */
- GNUNET_PQ_make_prepare ("get_wire_accounts",
- "SELECT"
- " payto_uri"
- ",master_sig"
- " FROM wire_accounts"
- " WHERE is_active",
- 0),
- /* used in #postgres_update_wire() */
- GNUNET_PQ_make_prepare ("get_wire_fees",
- "SELECT"
- " wire_fee_val"
- ",wire_fee_frac"
- ",closing_fee_val"
- ",closing_fee_frac"
- ",start_date"
- ",end_date"
- ",master_sig"
- " FROM wire_fee"
- " WHERE wire_method=$1",
- 1),
- /* used in #postgres_insert_signkey_revocation() */
- GNUNET_PQ_make_prepare ("insert_signkey_revocation",
- "INSERT INTO signkey_revocations "
- "(esk_serial"
- ",master_sig"
- ") SELECT esk_serial, $2 "
- " FROM exchange_sign_keys"
- " WHERE exchange_pub=$1;",
- 2),
- /* used in #postgres_insert_signkey_revocation() */
- GNUNET_PQ_make_prepare ("lookup_signkey_revocation",
- "SELECT "
- " master_sig"
- " FROM signkey_revocations"
- " WHERE esk_serial="
- " (SELECT esk_serial"
- " FROM exchange_sign_keys"
- " WHERE exchange_pub=$1);",
- 1),
- /* used in #postgres_insert_signkey() */
- GNUNET_PQ_make_prepare ("insert_signkey",
- "INSERT INTO exchange_sign_keys "
- "(exchange_pub"
- ",valid_from"
- ",expire_sign"
- ",expire_legal"
- ",master_sig"
- ") VALUES "
- "($1, $2, $3, $4, $5);",
- 5),
- /* used in #postgres_lookup_signing_key() */
- GNUNET_PQ_make_prepare ("lookup_signing_key",
- "SELECT"
- " valid_from"
- ",expire_sign"
- ",expire_legal"
- " FROM exchange_sign_keys"
- " WHERE exchange_pub=$1",
- 1),
- /* used in #postgres_lookup_denomination_key() */
- GNUNET_PQ_make_prepare ("lookup_denomination_key",
- "SELECT"
- " valid_from"
- ",expire_withdraw"
- ",expire_deposit"
- ",expire_legal"
- ",coin_val"
- ",coin_frac"
- ",fee_withdraw_val"
- ",fee_withdraw_frac"
- ",fee_deposit_val"
- ",fee_deposit_frac"
- ",fee_refresh_val"
- ",fee_refresh_frac"
- ",fee_refund_val"
- ",fee_refund_frac"
- " FROM denominations"
- " WHERE denom_pub_hash=$1;",
- 1),
- /* used in #postgres_insert_auditor_denom_sig() */
- GNUNET_PQ_make_prepare ("insert_auditor_denom_sig",
- "WITH ax AS"
- " (SELECT auditor_uuid"
- " FROM auditors"
- " WHERE auditor_pub=$1)"
- "INSERT INTO auditor_denom_sigs "
- "(auditor_uuid"
- ",denominations_serial"
- ",auditor_sig"
- ") SELECT ax.auditor_uuid, denominations_serial, $3 "
- " FROM denominations"
- " CROSS JOIN ax"
- " WHERE denom_pub_hash=$2;",
- 3),
- /* used in #postgres_select_auditor_denom_sig() */
- GNUNET_PQ_make_prepare ("select_auditor_denom_sig",
- "SELECT"
- " auditor_sig"
- " FROM auditor_denom_sigs"
- " WHERE auditor_uuid="
- " (SELECT auditor_uuid"
- " FROM auditors"
- " WHERE auditor_pub=$1)"
- " AND denominations_serial="
- " (SELECT denominations_serial"
- " FROM denominations"
- " WHERE denom_pub_hash=$2);",
- 2),
- /* used in #postgres_lookup_wire_fee_by_time() */
- GNUNET_PQ_make_prepare ("lookup_wire_fee_by_time",
- "SELECT"
- " wire_fee_val"
- ",wire_fee_frac"
- ",closing_fee_val"
- ",closing_fee_frac"
- " FROM wire_fee"
- " WHERE wire_method=$1"
- " AND end_date > $2"
- " AND start_date < $3;",
- 1),
- /* used in #postgres_commit */
- GNUNET_PQ_make_prepare ("do_commit",
- "COMMIT",
- 0),
- /* used in #postgres_lookup_serial_by_table() */
- GNUNET_PQ_make_prepare ("select_serial_by_table_denominations",
- "SELECT"
- " denominations_serial AS serial"
- " FROM denominations"
- " ORDER BY denominations_serial DESC"
- " LIMIT 1;",
- 0),
- GNUNET_PQ_make_prepare ("select_serial_by_table_denomination_revocations",
- "SELECT"
- " denom_revocations_serial_id AS serial"
- " FROM denomination_revocations"
- " ORDER BY denom_revocations_serial_id DESC"
- " LIMIT 1;",
- 0),
- GNUNET_PQ_make_prepare ("select_serial_by_table_reserves",
- "SELECT"
- " reserve_uuid AS serial"
- " FROM reserves"
- " ORDER BY reserve_uuid DESC"
- " LIMIT 1;",
- 0),
- GNUNET_PQ_make_prepare ("select_serial_by_table_reserves_in",
- "SELECT"
- " reserve_in_serial_id AS serial"
- " FROM reserves_in"
- " ORDER BY reserve_in_serial_id DESC"
- " LIMIT 1;",
- 0),
- GNUNET_PQ_make_prepare ("select_serial_by_table_reserves_close",
- "SELECT"
- " close_uuid AS serial"
- " FROM reserves_close"
- " ORDER BY close_uuid DESC"
- " LIMIT 1;",
- 0),
- GNUNET_PQ_make_prepare ("select_serial_by_table_reserves_out",
- "SELECT"
- " reserve_out_serial_id AS serial"
- " FROM reserves_out"
- " ORDER BY reserve_out_serial_id DESC"
- " LIMIT 1;",
- 0),
- GNUNET_PQ_make_prepare ("select_serial_by_table_auditors",
- "SELECT"
- " auditor_uuid AS serial"
- " FROM auditors"
- " ORDER BY auditor_uuid DESC"
- " LIMIT 1;",
- 0),
- GNUNET_PQ_make_prepare ("select_serial_by_table_auditor_denom_sigs",
- "SELECT"
- " auditor_denom_serial AS serial"
- " FROM auditor_denom_sigs"
- " ORDER BY auditor_denom_serial DESC"
- " LIMIT 1;",
- 0),
- GNUNET_PQ_make_prepare ("select_serial_by_table_exchange_sign_keys",
- "SELECT"
- " esk_serial AS serial"
- " FROM exchange_sign_keys"
- " ORDER BY esk_serial DESC"
- " LIMIT 1;",
- 0),
- GNUNET_PQ_make_prepare ("select_serial_by_table_signkey_revocations",
- "SELECT"
- " signkey_revocations_serial_id AS serial"
- " FROM signkey_revocations"
- " ORDER BY signkey_revocations_serial_id DESC"
- " LIMIT 1;",
- 0),
- GNUNET_PQ_make_prepare ("select_serial_by_table_known_coins",
- "SELECT"
- " known_coin_id AS serial"
- " FROM known_coins"
- " ORDER BY known_coin_id DESC"
- " LIMIT 1;",
- 0),
- GNUNET_PQ_make_prepare ("select_serial_by_table_refresh_commitments",
- "SELECT"
- " melt_serial_id AS serial"
- " FROM refresh_commitments"
- " ORDER BY melt_serial_id DESC"
- " LIMIT 1;",
- 0),
- GNUNET_PQ_make_prepare ("select_serial_by_table_refresh_revealed_coins",
- "SELECT"
- " rrc_serial AS serial"
- " FROM refresh_revealed_coins"
- " ORDER BY rrc_serial DESC"
- " LIMIT 1;",
- 0),
- GNUNET_PQ_make_prepare ("select_serial_by_table_refresh_transfer_keys",
- "SELECT"
- " rtc_serial AS serial"
- " FROM refresh_transfer_keys"
- " ORDER BY rtc_serial DESC"
- " LIMIT 1;",
- 0),
- GNUNET_PQ_make_prepare ("select_serial_by_table_deposits",
- "SELECT"
- " deposit_serial_id AS serial"
- " FROM deposits"
- " ORDER BY deposit_serial_id DESC"
- " LIMIT 1;",
- 0),
- GNUNET_PQ_make_prepare ("select_serial_by_table_refunds",
- "SELECT"
- " refund_serial_id AS serial"
- " FROM refunds"
- " ORDER BY refund_serial_id DESC"
- " LIMIT 1;",
- 0),
- GNUNET_PQ_make_prepare ("select_serial_by_table_wire_out",
- "SELECT"
- " wireout_uuid AS serial"
- " FROM wire_out"
- " ORDER BY wireout_uuid DESC"
- " LIMIT 1;",
- 0),
- GNUNET_PQ_make_prepare ("select_serial_by_table_aggregation_tracking",
- "SELECT"
- " aggregation_serial_id AS serial"
- " FROM aggregation_tracking"
- " ORDER BY aggregation_serial_id DESC"
- " LIMIT 1;",
- 0),
- GNUNET_PQ_make_prepare ("select_serial_by_table_wire_fee",
- "SELECT"
- " wire_fee_serial AS serial"
- " FROM wire_fee"
- " ORDER BY wire_fee_serial DESC"
- " LIMIT 1;",
- 0),
- GNUNET_PQ_make_prepare ("select_serial_by_table_recoup",
- "SELECT"
- " recoup_uuid AS serial"
- " FROM recoup"
- " ORDER BY recoup_uuid DESC"
- " LIMIT 1;",
- 0),
- GNUNET_PQ_make_prepare ("select_serial_by_table_recoup_refresh",
- "SELECT"
- " recoup_refresh_uuid AS serial"
- " FROM recoup_refresh"
- " ORDER BY recoup_refresh_uuid DESC"
- " LIMIT 1;",
- 0),
- /* For postgres_lookup_records_by_table */
- GNUNET_PQ_make_prepare ("select_above_serial_by_table_denominations",
- "SELECT"
- " denominations_serial AS serial"
- ",denom_pub"
- ",master_sig"
- ",valid_from"
- ",expire_withdraw"
- ",expire_deposit"
- ",expire_legal"
- ",coin_val"
- ",coin_frac"
- ",fee_withdraw_val"
- ",fee_withdraw_frac"
- ",fee_deposit_val"
- ",fee_deposit_frac"
- ",fee_refresh_val"
- ",fee_refresh_frac"
- ",fee_refund_val"
- ",fee_refund_frac"
- " FROM denominations"
- " WHERE denominations_serial > $1"
- " ORDER BY denominations_serial ASC;",
- 1),
- GNUNET_PQ_make_prepare (
- "select_above_serial_by_table_denomination_revocations",
- "SELECT"
- " denom_revocations_serial_id AS serial"
- ",master_sig"
- ",denominations_serial"
- " FROM denomination_revocations"
- " WHERE denom_revocations_serial_id > $1"
- " ORDER BY denom_revocations_serial_id ASC;",
- 1),
- GNUNET_PQ_make_prepare ("select_above_serial_by_table_reserves",
- "SELECT"
- " reserve_uuid AS serial"
- ",reserve_pub"
- ",account_details"
- ",current_balance_val"
- ",current_balance_frac"
- ",expiration_date"
- ",gc_date"
- " FROM reserves"
- " WHERE reserve_uuid > $1"
- " ORDER BY reserve_uuid ASC;",
- 1),
- GNUNET_PQ_make_prepare ("select_above_serial_by_table_reserves_in",
- "SELECT"
- " reserve_in_serial_id AS serial"
- ",wire_reference"
- ",credit_val"
- ",credit_frac"
- ",sender_account_details"
- ",exchange_account_section"
- ",execution_date"
- ",reserve_uuid"
- " FROM reserves_in"
- " WHERE reserve_in_serial_id > $1"
- " ORDER BY reserve_in_serial_id ASC;",
- 1),
- GNUNET_PQ_make_prepare ("select_above_serial_by_table_reserves_close",
- "SELECT"
- " close_uuid AS serial"
- ",execution_date"
- ",wtid"
- ",receiver_account"
- ",amount_val"
- ",amount_frac"
- ",closing_fee_val"
- ",closing_fee_frac"
- ",reserve_uuid"
- " FROM reserves_close"
- " WHERE close_uuid > $1"
- " ORDER BY close_uuid ASC;",
- 1),
- GNUNET_PQ_make_prepare ("select_above_serial_by_table_reserves_out",
- "SELECT"
- " reserve_out_serial_id AS serial"
- ",h_blind_ev"
- ",denom_sig"
- ",reserve_sig"
- ",execution_date"
- ",amount_with_fee_val"
- ",amount_with_fee_frac"
- ",reserve_uuid"
- ",denominations_serial"
- " FROM reserves_out"
- " WHERE reserve_out_serial_id > $1"
- " ORDER BY reserve_out_serial_id ASC;",
- 1),
- GNUNET_PQ_make_prepare ("select_above_serial_by_table_auditors",
- "SELECT"
- " auditor_uuid AS serial"
- ",auditor_pub"
- ",auditor_name"
- ",auditor_url"
- ",is_active"
- ",last_change"
- " FROM auditors"
- " WHERE auditor_uuid > $1"
- " ORDER BY auditor_uuid ASC;",
- 1),
- GNUNET_PQ_make_prepare ("select_above_serial_by_table_auditor_denom_sigs",
- "SELECT"
- " auditor_denom_serial AS serial"
- ",auditor_uuid"
- ",denominations_serial"
- ",auditor_sig"
- " FROM auditor_denom_sigs"
- " WHERE auditor_denom_serial > $1"
- " ORDER BY auditor_denom_serial ASC;",
- 1),
- GNUNET_PQ_make_prepare ("select_above_serial_by_table_exchange_sign_keys",
- "SELECT"
- " esk_serial AS serial"
- ",exchange_pub"
- ",master_sig"
- ",valid_from"
- ",expire_sign"
- ",expire_legal"
- " FROM exchange_sign_keys"
- " WHERE esk_serial > $1"
- " ORDER BY esk_serial ASC;",
- 1),
- GNUNET_PQ_make_prepare (
- "select_above_serial_by_table_signkey_revocations",
- "SELECT"
- " signkey_revocations_serial_id AS serial"
- ",esk_serial"
- ",master_sig"
- " FROM signkey_revocations"
- " WHERE signkey_revocations_serial_id > $1"
- " ORDER BY signkey_revocations_serial_id ASC;",
- 1),
- GNUNET_PQ_make_prepare ("select_above_serial_by_table_known_coins",
- "SELECT"
- " known_coin_id AS serial"
- ",coin_pub"
- ",denom_sig"
- ",denominations_serial"
- " FROM known_coins"
- " WHERE known_coin_id > $1"
- " ORDER BY known_coin_id ASC;",
- 1),
- GNUNET_PQ_make_prepare (
- "select_above_serial_by_table_refresh_commitments",
- "SELECT"
- " melt_serial_id AS serial"
- ",rc"
- ",old_known_coin_id"
- ",old_coin_sig"
- ",amount_with_fee_val"
- ",amount_with_fee_frac"
- ",noreveal_index"
- " FROM refresh_commitments"
- " WHERE melt_serial_id > $1"
- " ORDER BY melt_serial_id ASC;",
- 1),
- GNUNET_PQ_make_prepare (
- "select_above_serial_by_table_refresh_revealed_coins",
- "SELECT"
- " rrc_serial AS serial"
- ",freshcoin_index"
- ",link_sig"
- ",coin_ev"
- ",h_coin_ev"
- ",ev_sig"
- ",melt_serial_id"
- ",denominations_serial"
- " FROM refresh_revealed_coins"
- " WHERE rrc_serial > $1"
- " ORDER BY rrc_serial ASC;",
- 1),
- GNUNET_PQ_make_prepare (
- "select_above_serial_by_table_refresh_transfer_keys",
- "SELECT"
- " rtc_serial AS serial"
- ",transfer_pub"
- ",transfer_privs"
- ",melt_serial_id"
- " FROM refresh_transfer_keys"
- " WHERE rtc_serial > $1"
- " ORDER BY rtc_serial ASC;",
- 1),
- GNUNET_PQ_make_prepare ("select_above_serial_by_table_deposits",
- "SELECT"
- " deposit_serial_id AS serial"
- ",amount_with_fee_val"
- ",amount_with_fee_frac"
- ",wallet_timestamp"
- ",exchange_timestamp"
- ",refund_deadline"
- ",wire_deadline"
- ",merchant_pub"
- ",h_contract_terms"
- ",h_wire"
- ",coin_sig"
- ",wire"
- ",tiny"
- ",done"
- ",known_coin_id"
- " FROM deposits"
- " WHERE deposit_serial_id > $1"
- " ORDER BY deposit_serial_id ASC;",
- 1),
- GNUNET_PQ_make_prepare ("select_above_serial_by_table_refunds",
- "SELECT"
- " refund_serial_id AS serial"
- ",merchant_sig"
- ",rtransaction_id"
- ",amount_with_fee_val"
- ",amount_with_fee_frac"
- ",deposit_serial_id"
- " FROM refunds"
- " WHERE refund_serial_id > $1"
- " ORDER BY refund_serial_id ASC;",
- 1),
- GNUNET_PQ_make_prepare ("select_above_serial_by_table_wire_out",
- "SELECT"
- " wireout_uuid AS serial"
- ",execution_date"
- ",wtid_raw"
- ",wire_target"
- ",exchange_account_section"
- ",amount_val"
- ",amount_frac"
- " FROM wire_out"
- " WHERE wireout_uuid > $1"
- " ORDER BY wireout_uuid ASC;",
- 1),
- GNUNET_PQ_make_prepare (
- "select_above_serial_by_table_aggregation_tracking",
- "SELECT"
- " aggregation_serial_id AS serial"
- ",deposit_serial_id"
- ",wtid_raw"
- " FROM aggregation_tracking"
- " WHERE aggregation_serial_id > $1"
- " ORDER BY aggregation_serial_id ASC;",
- 1),
- GNUNET_PQ_make_prepare ("select_above_serial_by_table_wire_fee",
- "SELECT"
- " wire_fee_serial AS serial"
- ",wire_method"
- ",start_date"
- ",end_date"
- ",wire_fee_val"
- ",wire_fee_frac"
- ",closing_fee_val"
- ",closing_fee_frac"
- ",master_sig"
- " FROM wire_fee"
- " WHERE wire_fee_serial > $1"
- " ORDER BY wire_fee_serial ASC;",
- 1),
- GNUNET_PQ_make_prepare ("select_above_serial_by_table_recoup",
- "SELECT"
- " recoup_uuid AS serial"
- ",coin_sig"
- ",coin_blind"
- ",amount_val"
- ",amount_frac"
- ",timestamp"
- ",known_coin_id"
- ",reserve_out_serial_id"
- " FROM recoup"
- " WHERE recoup_uuid > $1"
- " ORDER BY recoup_uuid ASC;",
- 1),
- GNUNET_PQ_make_prepare ("select_above_serial_by_table_recoup_refresh",
- "SELECT"
- " recoup_refresh_uuid AS serial"
- ",coin_sig"
- ",coin_blind"
- ",amount_val"
- ",amount_frac"
- ",timestamp"
- ",known_coin_id"
- ",rrc_serial"
- " FROM recoup_refresh"
- " WHERE recoup_refresh_uuid > $1"
- " ORDER BY recoup_refresh_uuid ASC;",
- 1),
- /* For postgres_insert_records_by_table */
- GNUNET_PQ_make_prepare ("insert_into_table_denominations",
- "INSERT INTO denominations"
- "(denominations_serial"
- ",denom_pub_hash"
- ",denom_pub"
- ",master_sig"
- ",valid_from"
- ",expire_withdraw"
- ",expire_deposit"
- ",expire_legal"
- ",coin_val"
- ",coin_frac"
- ",fee_withdraw_val"
- ",fee_withdraw_frac"
- ",fee_deposit_val"
- ",fee_deposit_frac"
- ",fee_refresh_val"
- ",fee_refresh_frac"
- ",fee_refund_val"
- ",fee_refund_frac"
- ") VALUES "
- "($1, $2, $3, $4, $5, $6, $7, $8, $9, $10,"
- " $11, $12, $13, $14, $15, $16, $17, $18);",
- 18),
- GNUNET_PQ_make_prepare ("insert_into_table_denomination_revocations",
- "INSERT INTO denomination_revocations"
- "(denom_revocations_serial_id"
- ",master_sig"
- ",denominations_serial"
- ") VALUES "
- "($1, $2, $3);",
- 3),
- GNUNET_PQ_make_prepare ("insert_into_table_reserves",
- "INSERT INTO reserves"
- "(reserve_uuid"
- ",reserve_pub"
- ",account_details"
- ",current_balance_val"
- ",current_balance_frac"
- ",expiration_date"
- ",gc_date"
- ") VALUES "
- "($1, $2, $3, $4, $5, $6, $7);",
- 7),
- GNUNET_PQ_make_prepare ("insert_into_table_reserves_in",
- "INSERT INTO reserves_in"
- "(reserve_in_serial_id"
- ",wire_reference"
- ",credit_val"
- ",credit_frac"
- ",sender_account_details"
- ",exchange_account_section"
- ",execution_date"
- ",reserve_uuid"
- ") VALUES "
- "($1, $2, $3, $4, $5, $6, $7, $8);",
- 8),
- GNUNET_PQ_make_prepare ("insert_into_table_reserves_close",
- "INSERT INTO reserves_close"
- "(close_uuid"
- ",execution_date"
- ",wtid"
- ",receiver_account"
- ",amount_val"
- ",amount_frac"
- ",closing_fee_val"
- ",closing_fee_frac"
- ",reserve_uuid"
- ") VALUES "
- "($1, $2, $3, $4, $5, $6, $7, $8, $9);",
- 9),
- GNUNET_PQ_make_prepare ("insert_into_table_reserves_out",
- "INSERT INTO reserves_out"
- "(reserve_out_serial_id"
- ",h_blind_ev"
- ",denom_sig"
- ",reserve_sig"
- ",execution_date"
- ",amount_with_fee_val"
- ",amount_with_fee_frac"
- ",reserve_uuid"
- ",denominations_serial"
- ") VALUES "
- "($1, $2, $3, $4, $5, $6, $7, $8, $9);",
- 9),
- GNUNET_PQ_make_prepare ("insert_into_table_auditors",
- "INSERT INTO auditors"
- "(auditor_uuid"
- ",auditor_pub"
- ",auditor_name"
- ",auditor_url"
- ",is_active"
- ",last_change"
- ") VALUES "
- "($1, $2, $3, $4, $5, $6);",
- 6),
- GNUNET_PQ_make_prepare ("insert_into_table_auditor_denom_sigs",
- "INSERT INTO auditor_denom_sigs"
- "(auditor_denom_serial"
- ",auditor_uuid"
- ",denominations_serial"
- ",auditor_sig"
- ") VALUES "
- "($1, $2, $3, $4);",
- 4),
- GNUNET_PQ_make_prepare ("insert_into_table_exchange_sign_keys",
- "INSERT INTO exchange_sign_keys"
- "(esk_serial"
- ",exchange_pub"
- ",master_sig"
- ",valid_from"
- ",expire_sign"
- ",expire_legal"
- ") VALUES "
- "($1, $2, $3, $4, $5, $6);",
- 6),
- GNUNET_PQ_make_prepare ("insert_into_table_signkey_revocations",
- "INSERT INTO signkey_revocations"
- "(signkey_revocations_serial_id"
- ",esk_serial"
- ",master_sig"
- ") VALUES "
- "($1, $2, $3);",
- 3),
- GNUNET_PQ_make_prepare ("insert_into_table_known_coins",
- "INSERT INTO known_coins"
- "(known_coin_id"
- ",coin_pub"
- ",denom_sig"
- ",denominations_serial"
- ") VALUES "
- "($1, $2, $3, $4);",
- 4),
- GNUNET_PQ_make_prepare ("insert_into_table_refresh_commitments",
- "INSERT INTO refresh_commitments"
- "(melt_serial_id"
- ",rc"
- ",old_coin_sig"
- ",amount_with_fee_val"
- ",amount_with_fee_frac"
- ",noreveal_index"
- ",old_known_coin_id"
- ") VALUES "
- "($1, $2, $3, $4, $5, $6, $7);",
- 7),
- GNUNET_PQ_make_prepare ("insert_into_table_refresh_revealed_coins",
- "INSERT INTO refresh_revealed_coins"
- "(rrc_serial"
- ",freshcoin_index"
- ",link_sig"
- ",coin_ev"
- ",h_coin_ev"
- ",ev_sig"
- ",denominations_serial"
- ",melt_serial_id"
- ") VALUES "
- "($1, $2, $3, $4, $5, $6, $7, $8);",
- 8),
- GNUNET_PQ_make_prepare ("insert_into_table_refresh_transfer_keys",
- "INSERT INTO refresh_transfer_keys"
- "(rtc_serial"
- ",transfer_pub"
- ",transfer_privs"
- ",melt_serial_id"
- ") VALUES "
- "($1, $2, $3, $4);",
- 4),
- GNUNET_PQ_make_prepare ("insert_into_table_deposits",
- "INSERT INTO deposits"
- "(deposit_serial_id"
- ",amount_with_fee_val"
- ",amount_with_fee_frac"
- ",wallet_timestamp"
- ",exchange_timestamp"
- ",refund_deadline"
- ",wire_deadline"
- ",merchant_pub"
- ",h_contract_terms"
- ",h_wire"
- ",coin_sig"
- ",wire"
- ",tiny"
- ",done"
- ",known_coin_id"
- ") VALUES "
- "($1, $2, $3, $4, $5, $6, $7, $8, $9, $10,"
- " $11, $12, $13, $14, $15);",
- 15),
- GNUNET_PQ_make_prepare ("insert_into_table_refunds",
- "INSERT INTO refunds"
- "(refund_serial_id"
- ",merchant_sig"
- ",rtransaction_id"
- ",amount_with_fee_val"
- ",amount_with_fee_frac"
- ",deposit_serial_id"
- ") VALUES "
- "($1, $2, $3, $4, $5, $6);",
- 6),
- GNUNET_PQ_make_prepare ("insert_into_table_wire_out",
- "INSERT INTO wire_out"
- "(wireout_uuid"
- ",execution_date"
- ",wtid_raw"
- ",wire_target"
- ",exchange_account_section"
- ",amount_val"
- ",amount_frac"
- ") VALUES "
- "($1, $2, $3, $4, $5, $6, $7);",
- 7),
- GNUNET_PQ_make_prepare ("insert_into_table_aggregation_tracking",
- "INSERT INTO aggregation_tracking"
- "(aggregation_serial_id"
- ",deposit_serial_id"
- ",wtid_raw"
- ") VALUES "
- "($1, $2, $3);",
- 3),
- GNUNET_PQ_make_prepare ("insert_into_table_wire_fee",
- "INSERT INTO wire_fee"
- "(wire_fee_serial"
- ",wire_method"
- ",start_date"
- ",end_date"
- ",wire_fee_val"
- ",wire_fee_frac"
- ",closing_fee_val"
- ",closing_fee_frac"
- ",master_sig"
- ") VALUES "
- "($1, $2, $3, $4, $5, $6, $7, $8, $9);",
- 9),
- GNUNET_PQ_make_prepare ("insert_into_table_recoup",
- "INSERT INTO recoup"
- "(recoup_uuid"
- ",coin_sig"
- ",coin_blind"
- ",amount_val"
- ",amount_frac"
- ",timestamp"
- ",known_coin_id"
- ",reserve_out_serial_id"
- ") VALUES "
- "($1, $2, $3, $4, $5, $6, $7, $8);",
- 8),
- GNUNET_PQ_make_prepare ("insert_into_table_recoup_refresh",
- "INSERT INTO recoup_refresh"
- "(recoup_refresh_uuid"
- ",coin_sig"
- ",coin_blind"
- ",amount_val"
- ",amount_frac"
- ",timestamp"
- ",known_coin_id"
- ",rrc_serial"
- ") VALUES "
- "($1, $2, $3, $4, $5, $6, $7, $8);",
- 8),
-
- /* Used in #postgres_begin_shard() */
- GNUNET_PQ_make_prepare ("get_open_shard",
- "SELECT"
- " start_row"
- ",end_row"
- " FROM work_shards"
- " WHERE job_name=$1"
- " AND last_attempt<$2"
- " AND completed=FALSE"
- " ORDER BY last_attempt ASC"
- " LIMIT 1;",
- 2),
- GNUNET_PQ_make_prepare ("reclaim_shard",
- "UPDATE work_shards"
- " SET last_attempt=$2"
- " WHERE job_name=$1"
- " AND start_row=$3"
- " AND end_row=$4",
- 4),
- GNUNET_PQ_make_prepare ("get_last_shard",
- "SELECT"
- " end_row"
- " FROM work_shards"
- " WHERE job_name=$1"
- " ORDER BY end_row DESC"
- " LIMIT 1;",
- 1),
- GNUNET_PQ_make_prepare ("claim_next_shard",
- "INSERT INTO work_shards"
- "(job_name"
- ",last_attempt"
- ",start_row"
- ",end_row"
- ") VALUES "
- "($1, $2, $3, $4);",
- 4),
- /* Used in #postgres_complete_shard() */
- GNUNET_PQ_make_prepare ("complete_shard",
- "UPDATE work_shards"
- " SET completed=TRUE"
- " WHERE job_name=$1"
- " AND start_row=$2"
- " AND end_row=$3",
- 3),
- GNUNET_PQ_PREPARED_STATEMENT_END
- };
db_conn = GNUNET_PQ_connect_with_cfg (pc->cfg,
"exchangedb-postgres",
NULL,
es,
- ps);
+ NULL);
}
if (NULL == db_conn)
return NULL;
session = GNUNET_new (struct TALER_EXCHANGEDB_Session);
session->conn = db_conn;
+ if ( (! skip_prepare) &&
+ (GNUNET_OK !=
+ init_session (session)) )
+ {
+ GNUNET_break (0);
+ GNUNET_PQ_disconnect (db_conn);
+ GNUNET_free (session);
+ return NULL;
+ }
if (pthread_equal (pc->main_self,
pthread_self ()))
{
@@ -2532,6 +2597,34 @@ postgres_get_session (void *cls)
/**
+ * Get the thread-local database-handle.
+ * Connect to the db if the connection does not exist yet.
+ *
+ * @param cls the `struct PostgresClosure` with the plugin-specific state
+ * @return the database connection, or NULL on error
+ */
+static struct TALER_EXCHANGEDB_Session *
+postgres_get_session (void *cls)
+{
+ struct PostgresClosure *pc = cls;
+ struct TALER_EXCHANGEDB_Session *sess;
+
+ sess = internal_get_session (pc,
+ false);
+ if (! sess->init)
+ {
+ if (GNUNET_OK !=
+ init_session (sess))
+ {
+ GNUNET_break (0);
+ return NULL;
+ }
+ }
+ return sess;
+}
+
+
+/**
* Do a pre-flight check that we are not in an uncommitted transaction.
* If we are, try to commit the previous transaction and output a warning.
* Does not return anything, as we will continue regardless of the outcome.
@@ -2720,6 +2813,194 @@ postgres_preflight (void *cls,
/**
+ * Main function of the thread that processes events.
+ *
+ * @param cls a `struct PostgresClosure *`
+ */
+static void *
+handle_events (void *cls)
+{
+ struct PostgresClosure *pg = cls;
+ struct pollfd pfds[] = {
+ {
+ .fd = pg->event_fd,
+ .events = POLLIN
+ },
+ {
+ .fd = pg->pg_sock,
+ .events = POLLIN
+ }
+ };
+ nfds_t nfds = (-1 == pg->pg_sock) ? 1 : 2;
+
+ GNUNET_assert (0 ==
+ pthread_mutex_lock (&pg->event_lock));
+ while (0 != pg->listener_count)
+ {
+ int ret;
+
+ GNUNET_assert (0 ==
+ pthread_mutex_unlock (&pg->event_lock));
+ ret = poll (pfds,
+ nfds,
+ -1 /* no timeout */);
+ if (-1 == ret)
+ GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING,
+ "poll");
+ for (int i = 0; i<ret; i++)
+ {
+ if ( (pg->event_fd == pfds[i].fd) &&
+ (0 != (POLLIN & pfds[i].revents)) )
+ {
+ /* consume signal */
+ uint64_t val;
+
+ GNUNET_break (sizeof (uint64_t) ==
+ read (pg->event_fd,
+ &val,
+ sizeof (val)));
+ }
+ if ( (pg->pg_sock == pfds[i].fd) &&
+ (0 != (POLLIN & pfds[i].revents)) )
+ {
+ GNUNET_assert (NULL != pg->main_session);
+ GNUNET_PQ_event_do_poll (pg->main_session->conn);
+ }
+ }
+ GNUNET_assert (0 ==
+ pthread_mutex_lock (&pg->event_lock));
+ }
+ GNUNET_assert (0 ==
+ pthread_mutex_unlock (&pg->event_lock));
+ return NULL;
+}
+
+
+/**
+ * Function called whenever the socket needed for
+ * notifications from postgres changes.
+ *
+ * @param cls closure
+ * @param fd socket to listen on, -1 for none
+ */
+static void
+pq_socket_cb (void *cls,
+ int fd)
+{
+ struct PostgresClosure *pg = cls;
+ uint64_t val = 1;
+
+ pg->pg_sock = fd;
+ GNUNET_break (sizeof (uint64_t) ==
+ write (pg->event_fd,
+ &val,
+ sizeof (val)));
+}
+
+
+/**
+ * Register callback to be invoked on events of type @a es.
+ *
+ * @param cls database context to use
+ * @param session connection to use
+ * @param es specification of the event to listen for
+ * @param cb function to call when the event happens, possibly
+ * multiple times (until cancel is invoked)
+ * @param cb_cls closure for @a cb
+ * @return handle useful to cancel the listener
+ */
+static struct GNUNET_DB_EventHandler *
+postgres_event_listen (void *cls,
+ struct TALER_EXCHANGEDB_Session *session,
+ const struct GNUNET_DB_EventHeaderP *es,
+ GNUNET_DB_EventCallback cb,
+ void *cb_cls)
+{
+ struct PostgresClosure *pg = cls;
+ struct GNUNET_DB_EventHandler *eh;
+
+ GNUNET_assert (0 ==
+ pthread_mutex_lock (&pg->event_lock));
+ pg->listener_count++;
+ if (1 == pg->listener_count)
+ {
+ GNUNET_assert (0 ==
+ pthread_create (&pg->event_thread,
+ NULL,
+ &handle_events,
+ pg));
+ }
+ GNUNET_assert (0 ==
+ pthread_mutex_unlock (&pg->event_lock));
+ eh = GNUNET_PQ_event_listen (session->conn,
+ es,
+ cb,
+ cb_cls);
+ GNUNET_assert (NULL != eh);
+ return eh;
+}
+
+
+/**
+ * Stop notifications.
+ *
+ * @param eh handle to unregister.
+ */
+static void
+postgres_event_listen_cancel (void *cls,
+ struct GNUNET_DB_EventHandler *eh)
+{
+ struct PostgresClosure *pg = cls;
+
+ GNUNET_assert (0 ==
+ pthread_mutex_lock (&pg->event_lock));
+ pg->listener_count--;
+ if (0 == pg->listener_count)
+ {
+ uint64_t val = 1;
+ void *ret;
+
+ GNUNET_break (sizeof (uint64_t) ==
+ write (pg->event_fd,
+ &val,
+ sizeof (val)));
+ GNUNET_break (0 ==
+ pthread_join (pg->event_thread,
+ &ret));
+ }
+ GNUNET_assert (0 ==
+ pthread_mutex_unlock (&pg->event_lock));
+ GNUNET_PQ_event_listen_cancel (eh);
+}
+
+
+/**
+ * Notify all that listen on @a es of an event.
+ *
+ * @param cls database context to use
+ * @param session connection to use
+ * @param es specification of the event to generate
+ * @param extra additional event data provided
+ * @param extra_size number of bytes in @a extra
+ */
+static void
+postgres_event_notify (void *cls,
+ struct TALER_EXCHANGEDB_Session *session,
+ const struct GNUNET_DB_EventHeaderP *es,
+ const void *extra,
+ size_t extra_size)
+{
+ struct PostgresClosure *pg = cls;
+
+ (void) pg;
+ return GNUNET_PQ_event_notify (session->conn,
+ es,
+ extra,
+ extra_size);
+}
+
+
+/**
* Insert a denomination key's public information into the database for
* reference by auditors and other consistency checks.
*
@@ -10682,6 +10963,36 @@ libtaler_plugin_exchangedb_postgres_init (void *cls)
GNUNET_free (pg);
return NULL;
}
+ {
+ struct TALER_EXCHANGEDB_Session *session;
+
+ session = internal_get_session (pg,
+ true);
+ if (NULL == session)
+ {
+ GNUNET_free (pg->currency);
+ GNUNET_free (pg->sql_dir);
+ GNUNET_free (pg);
+ return NULL;
+ }
+ pg->event_fd = eventfd (0, 0);
+ if (-1 == pg->event_fd)
+ {
+ GNUNET_log_strerror (GNUNET_ERROR_TYPE_ERROR,
+ "eventfd");
+ GNUNET_free (pg->currency);
+ GNUNET_free (pg->sql_dir);
+ GNUNET_free (pg);
+ return NULL;
+ }
+ GNUNET_assert (0 ==
+ pthread_mutex_init (&pg->event_lock,
+ NULL));
+ GNUNET_PQ_event_set_socket_callback (session->conn,
+ &pq_socket_cb,
+ pg);
+ }
+
plugin = GNUNET_new (struct TALER_EXCHANGEDB_Plugin);
plugin->cls = pg;
plugin->get_session = &postgres_get_session;
@@ -10692,6 +11003,9 @@ libtaler_plugin_exchangedb_postgres_init (void *cls)
plugin->commit = &postgres_commit;
plugin->preflight = &postgres_preflight;
plugin->rollback = &postgres_rollback;
+ plugin->event_listen = &postgres_event_listen;
+ plugin->event_listen_cancel = &postgres_event_listen_cancel;
+ plugin->event_notify = &postgres_event_notify;
plugin->insert_denomination_info = &postgres_insert_denomination_info;
plugin->get_denomination_info = &postgres_get_denomination_info;
plugin->iterate_denomination_info = &postgres_iterate_denomination_info;
@@ -10845,7 +11159,11 @@ libtaler_plugin_exchangedb_postgres_done (void *cls)
/* If we launched a session for the main thread,
kill it here before we unload */
+ GNUNET_assert (0 == pg->listener_count);
db_conn_destroy (pg->main_session);
+ GNUNET_break (0 ==
+ close (pg->event_fd));
+ pthread_mutex_destroy (&pg->event_lock);
GNUNET_free (pg->sql_dir);
GNUNET_free (pg->currency);
GNUNET_free (pg);