aboutsummaryrefslogtreecommitdiff
path: root/src/exchangedb/0002-prewire.sql
blob: 396a27608f99328faf526439125acdade88a3df5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
--
-- This file is part of TALER
-- Copyright (C) 2014--2023 Taler Systems SA
--
-- TALER is free software; you can redistribute it and/or modify it under the
-- terms of the GNU General Public License as published by the Free Software
-- Foundation; either version 3, or (at your option) any later version.
--
-- TALER is distributed in the hope that it will be useful, but WITHOUT ANY
-- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
-- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
--
-- You should have received a copy of the GNU General Public License along with
-- TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
--

CREATE FUNCTION create_table_prewire(
  IN partition_suffix TEXT DEFAULT NULL
)
RETURNS VOID
LANGUAGE plpgsql
AS $$
DECLARE
  table_name TEXT DEFAULT 'prewire';
BEGIN
  PERFORM create_partitioned_table(
    'CREATE TABLE %I'
      '(prewire_uuid BIGINT GENERATED BY DEFAULT AS IDENTITY PRIMARY KEY'
      ',wire_method TEXT NOT NULL'
      ',finished BOOLEAN NOT NULL DEFAULT FALSE'
      ',failed BOOLEAN NOT NULL DEFAULT FALSE'
      ',buf BYTEA NOT NULL'
    ') %s ;'
    ,table_name
    ,'PARTITION BY HASH (prewire_uuid)'
    ,partition_suffix
  );
  PERFORM comment_partitioned_table(
     'pre-commit data for wire transfers we are about to execute'
    ,table_name
    ,partition_suffix
  );
  PERFORM comment_partitioned_column(
     'set to TRUE if the bank responded with a non-transient failure to our transfer request'
    ,'failed'
    ,table_name
    ,partition_suffix
  );
  PERFORM comment_partitioned_column(
     'set to TRUE once bank confirmed receiving the wire transfer request'
    ,'finished'
    ,table_name
    ,partition_suffix
  );
  PERFORM comment_partitioned_column(
     'serialized data to send to the bank to execute the wire transfer'
    ,'buf'
    ,table_name
    ,partition_suffix
  );
END
$$;


CREATE FUNCTION constrain_table_prewire(
  IN partition_suffix TEXT DEFAULT NULL
)
RETURNS VOID
LANGUAGE plpgsql
AS $$
DECLARE
  table_name TEXT DEFAULT 'prewire';
BEGIN
  table_name = concat_ws('_', table_name, partition_suffix);
  EXECUTE FORMAT (
    'CREATE INDEX ' || table_name || '_by_finished_index '
    'ON ' || table_name || ' '
    '(finished)'
    ' WHERE finished;'
  );
  EXECUTE FORMAT (
    'COMMENT ON INDEX ' || table_name || '_by_finished_index '
    'IS ' || quote_literal('for do_gc') || ';'
  );
  EXECUTE FORMAT (
    'CREATE INDEX ' || table_name || '_by_failed_finished_index '
    'ON ' || table_name || ' '
    '(prewire_uuid)'
    ' WHERE finished=FALSE'
    '   AND failed=FALSE;'
  );
  EXECUTE FORMAT (
    'COMMENT ON INDEX ' || table_name || '_by_failed_finished_index '
    'IS ' || quote_literal('for wire_prepare_data_get') || ';'
  );
END
$$;


INSERT INTO exchange_tables
    (name
    ,version
    ,action
    ,partitioned
    ,by_range)
  VALUES
    ('prewire'
    ,'exchange-0002'
    ,'create'
    ,TRUE
    ,FALSE),
    ('prewire'
    ,'exchange-0002'
    ,'constrain'
    ,TRUE
    ,FALSE);