added schema for withdraw with age restriction
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143
src/exchangedb/0003-withdraw_age_commitments.sql
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143
src/exchangedb/0003-withdraw_age_commitments.sql
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--
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-- This file is part of TALER
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-- Copyright (C) 2022 Taler Systems SA
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--
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-- TALER is free software; you can redistribute it and/or modify it under the
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-- terms of the GNU General Public License as published by the Free Software
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-- Foundation; either version 3, or (at your option) any later version.
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--
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-- TALER is distributed in the hope that it will be useful, but WITHOUT ANY
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-- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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-- A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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--
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-- You should have received a copy of the GNU General Public License along with
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-- TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
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--
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CREATE FUNCTION create_table_withdraw_age_commitments(
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IN partition_suffix VARCHAR DEFAULT NULL
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)
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RETURNS VOID
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LANGUAGE plpgsql
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AS $$
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DECLARE
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table_name VARCHAR DEFAULT 'withdraw_age_commitments';
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BEGIN
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PERFORM create_partitioned_table(
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'CREATE TABLE %I'
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'(withdraw_age_commitment_id BIGINT GENERATED BY DEFAULT AS IDENTITY' -- UNIQUE'
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',h_commitment BYTEA PRIMARY KEY CHECK (LENGTH(h_commitment)=64)'
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',amount_with_fee_val INT8 NOT NULL'
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',amount_with_fee_frac INT4 NOT NULL'
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',noreveal_index INT4 NOT NULL'
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',reserve_uuid INT8 NOT NULL' -- TODO: can here be the foreign key reference?
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',reserve_sig BYTEA CHECK (LENGTH(reserve_sig)=64)'
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',timestamp INT8 NOT NULL'
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') %s ;'
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,table_name
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,'PARTITION BY HASH (reserve_uuid)' -- TODO: does that make sense?
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,partition_suffix
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);
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PERFORM comment_partitioned_table(
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'Commitments made when withdrawing coins with age restriction and the gamma value chosen by the exchange.'
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,table_name
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,partition_suffix
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);
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PERFORM comment_partitioned_column(
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'The gamma value chosen by the exchange in the cut-and-choose protocol'
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,'noreveal_index'
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,table_name
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,partition_suffix
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);
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PERFORM comment_partitioned_column(
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'Commitment made by the client, hash over the various client inputs in the cut-and-choose protocol'
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,'h_commitment'
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,table_name
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,partition_suffix
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);
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PERFORM comment_partitioned_column(
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'Reference to the reserve from which the coins are goin to be withdrawn'
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,'reserve_uuid'
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,table_name
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,partition_suffix
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);
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PERFORM comment_partitioned_column(
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'Signature of the reserve''s private key over the withdraw-age request'
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,'reserve_sig'
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,table_name
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,partition_suffix
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);
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PERFORM comment_partitioned_column(
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'Timestamp of when the withdraw-age resquest was received by the exchange'
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,'timestamp'
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,table_name
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,partition_suffix
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);
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END
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$$;
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CREATE FUNCTION constrain_table_withdraw_age_commitments(
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IN partition_suffix VARCHAR
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)
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RETURNS void
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LANGUAGE plpgsql
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AS $$
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DECLARE
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table_name VARCHAR DEFAULT 'withdraw_age_commitments';
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BEGIN
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table_name = concat_ws('_', table_name, partition_suffix);
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EXECUTE FORMAT (
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'CREATE INDEX ' || table_name || '_by_reserve_uuid'
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' ON ' || table_name ||
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' (reserve_uuid);'
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);
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EXECUTE FORMAT (
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'ALTER TABLE ' || table_name ||
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' ADD CONSTRAINT ' || table_name || '_withdraw_age_commitment_id_key'
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' UNIQUE (withdraw_age_commitment_id)'
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);
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END
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$$;
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CREATE FUNCTION foreign_table_withdraw_age_commitments()
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RETURNS void
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LANGUAGE plpgsql
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AS $$
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DECLARE
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table_name VARCHAR DEFAULT 'withdraw_age_commitments';
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BEGIN
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EXECUTE FORMAT (
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'ALTER TABLE ' || table_name ||
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' ADD CONSTRAINT ' || table_name || '_foreign_reserve_uuid'
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' FOREIGN KEY (reserve_uuid) '
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' REFERENCES reserves (reserve_uuid) ON DELETE CASCADE'
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);
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END
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$$;
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INSERT INTO exchange_tables
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(name
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,version
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,action
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,partitioned
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,by_range)
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VALUES
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('withdraw_age_commitments'
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,'exchange-0003'
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,'create'
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,TRUE
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,FALSE),
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('withdraw_age_commitments'
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,'exchange-0003'
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,'constrain'
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,TRUE
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,FALSE),
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('withdraw_age_commitments'
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,'exchange-0003'
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,'foreign'
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,TRUE
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,FALSE);
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109
src/exchangedb/0003-withdraw_age_reveals.sql
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109
src/exchangedb/0003-withdraw_age_reveals.sql
Normal file
@ -0,0 +1,109 @@
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--
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-- This file is part of TALER
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-- Copyright (C) 2022 Taler Systems SA
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--
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-- TALER is free software; you can redistribute it and/or modify it under the
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-- terms of the GNU General Public License as published by the Free Software
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-- Foundation; either version 3, or (at your option) any later version.
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--
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-- TALER is distributed in the hope that it will be useful, but WITHOUT ANY
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-- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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-- A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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--
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-- You should have received a copy of the GNU General Public License along with
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-- TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
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--
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CREATE FUNCTION create_table_withdraw_age_reveals(
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IN partition_suffix VARCHAR DEFAULT NULL
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)
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RETURNS VOID
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LANGUAGE plpgsql
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AS $$
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DECLARE
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table_name VARCHAR DEFAULT 'withdraw_age_reveals';
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BEGIN
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PERFORM create_partitioned_table(
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'CREATE TABLE %I'
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'(withdraw_age_commitments_id INT8 NOT NULL' -- TODO: can here be the foreign key reference?
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',freshcoin_index INT4 NOT NULL'
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',denominations_serial INT8 NOT NULL' -- TODO: can here be the foreign key reference?
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',h_coin_ev BYTEA CHECK (LENGTH(h_coin_ev)=32)'
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') %s ;'
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,table_name
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,'PARTITION BY HASH (withdraw_age_commitments_id)' -- TODO: does that make sense?
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,partition_suffix
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);
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PERFORM comment_partitioned_table(
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'Reveal of proofs of the correct age restriction after the commitment when withdrawing coins with age restriction'
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,table_name
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,partition_suffix
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);
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PERFORM comment_partitioned_column(
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'Foreign key reference to the corresponding commitment'
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,'withdraw_age_commitments_id'
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,table_name
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,partition_suffix
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);
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PERFORM comment_partitioned_column(
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'Index of the coin in the withdraw-age request, which is implicitly a batch request'
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,'freshcoin_index'
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,table_name
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,partition_suffix
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);
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PERFORM comment_partitioned_column(
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'Foreign key reference to the denominations'
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,'denominations_serial'
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,table_name
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,partition_suffix
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);
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PERFORM comment_partitioned_column(
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'Hash of the blinded coins'
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,'h_coin_ev'
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,table_name
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,partition_suffix
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);
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END
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$$;
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CREATE FUNCTION foreign_table_withdraw_age_reveals()
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RETURNS void
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LANGUAGE plpgsql
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AS $$
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DECLARE
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table_name VARCHAR DEFAULT 'withdraw_age_reveals';
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BEGIN
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EXECUTE FORMAT (
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'ALTER TABLE ' || table_name ||
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' ADD CONSTRAINT ' || table_name || '_foreign_withdraw_age_commitment_id'
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' FOREIGN KEY (withdraw_age_commitments_id) '
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' REFERENCES withdraw_age_commitments (withdraw_age_commitment_id) ON DELETE CASCADE'
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);
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EXECUTE FORMAT (
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'ALTER TABLE ' || table_name ||
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' ADD CONSTRAINT ' || table_name || '_foreign_denominations_serial'
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' FOREIGN KEY (denominations_serial) '
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' REFERENCES denominations (denominations_serial) ON DELETE CASCADE'
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);
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END
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$$;
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INSERT INTO exchange_tables
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(name
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,version
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,action
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,partitioned
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,by_range)
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VALUES
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('withdraw_age_reveals'
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,'exchange-0003'
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,'create'
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,TRUE
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,FALSE),
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('withdraw_age_reveals'
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,'exchange-0003'
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,'foreign'
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,TRUE
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,FALSE);
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