mirror of
https://github.com/postgres/postgres.git
synced 2025-10-31 10:30:33 +03:00
cc072641d4
This patch removes the hardcoded check for superuser privileges when executing replication origin functions. Instead, execution is revoked from public, meaning that those functions can be executed by a superuser and that access to them can be granted. Author: Martín Marqués Reviewed-by: Kyotaro Horiguchi, Michael Paquier, Masahiko Sawada Discussion: https:/postgr.es/m/CAPdiE1xJMZOKQL3dgHMUrPqysZkgwzSMXETfKkHYnBAB7-0VRQ@mail.gmail.com
90 lines
4.1 KiB
PL/PgSQL
90 lines
4.1 KiB
PL/PgSQL
-- predictability
|
|
SET synchronous_commit = on;
|
|
|
|
-- superuser required by default
|
|
CREATE ROLE regress_origin_replication REPLICATION;
|
|
SET ROLE regress_origin_replication;
|
|
SELECT pg_replication_origin_advance('regress_test_decoding: perm', '0/1');
|
|
SELECT pg_replication_origin_create('regress_test_decoding: perm');
|
|
SELECT pg_replication_origin_drop('regress_test_decoding: perm');
|
|
SELECT pg_replication_origin_oid('regress_test_decoding: perm');
|
|
SELECT pg_replication_origin_progress('regress_test_decoding: perm', false);
|
|
SELECT pg_replication_origin_session_is_setup();
|
|
SELECT pg_replication_origin_session_progress(false);
|
|
SELECT pg_replication_origin_session_reset();
|
|
SELECT pg_replication_origin_session_setup('regress_test_decoding: perm');
|
|
SELECT pg_replication_origin_xact_reset();
|
|
SELECT pg_replication_origin_xact_setup('0/1', '2013-01-01 00:00');
|
|
SELECT pg_show_replication_origin_status();
|
|
RESET ROLE;
|
|
DROP ROLE regress_origin_replication;
|
|
|
|
CREATE TABLE origin_tbl(id serial primary key, data text);
|
|
CREATE TABLE target_tbl(id serial primary key, data text);
|
|
|
|
SELECT pg_replication_origin_create('regress_test_decoding: regression_slot');
|
|
-- ensure duplicate creations fail
|
|
SELECT pg_replication_origin_create('regress_test_decoding: regression_slot');
|
|
|
|
--ensure deletions work (once)
|
|
SELECT pg_replication_origin_create('regress_test_decoding: temp');
|
|
SELECT pg_replication_origin_drop('regress_test_decoding: temp');
|
|
SELECT pg_replication_origin_drop('regress_test_decoding: temp');
|
|
|
|
-- various failure checks for undefined slots
|
|
select pg_replication_origin_advance('regress_test_decoding: temp', '0/1');
|
|
select pg_replication_origin_session_setup('regress_test_decoding: temp');
|
|
select pg_replication_origin_progress('regress_test_decoding: temp', true);
|
|
|
|
SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
|
|
|
|
-- origin tx
|
|
INSERT INTO origin_tbl(data) VALUES ('will be replicated and decoded and decoded again');
|
|
INSERT INTO target_tbl(data)
|
|
SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
|
|
|
|
-- as is normal, the insert into target_tbl shows up
|
|
SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
|
|
|
|
INSERT INTO origin_tbl(data) VALUES ('will be replicated, but not decoded again');
|
|
|
|
-- mark session as replaying
|
|
SELECT pg_replication_origin_session_setup('regress_test_decoding: regression_slot');
|
|
|
|
-- ensure we prevent duplicate setup
|
|
SELECT pg_replication_origin_session_setup('regress_test_decoding: regression_slot');
|
|
|
|
SELECT '' FROM pg_logical_emit_message(false, 'test', 'this message will not be decoded');
|
|
|
|
BEGIN;
|
|
-- setup transaction origin
|
|
SELECT pg_replication_origin_xact_setup('0/aabbccdd', '2013-01-01 00:00');
|
|
INSERT INTO target_tbl(data)
|
|
SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1', 'only-local', '1');
|
|
COMMIT;
|
|
|
|
-- check replication progress for the session is correct
|
|
SELECT pg_replication_origin_session_progress(false);
|
|
SELECT pg_replication_origin_session_progress(true);
|
|
|
|
SELECT pg_replication_origin_session_reset();
|
|
|
|
SELECT local_id, external_id, remote_lsn, local_lsn <> '0/0' FROM pg_replication_origin_status;
|
|
|
|
-- check replication progress identified by name is correct
|
|
SELECT pg_replication_origin_progress('regress_test_decoding: regression_slot', false);
|
|
SELECT pg_replication_origin_progress('regress_test_decoding: regression_slot', true);
|
|
|
|
-- ensure reset requires previously setup state
|
|
SELECT pg_replication_origin_session_reset();
|
|
|
|
-- and magically the replayed xact will be filtered!
|
|
SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1', 'only-local', '1');
|
|
|
|
--but new original changes still show up
|
|
INSERT INTO origin_tbl(data) VALUES ('will be replicated');
|
|
SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1', 'only-local', '1');
|
|
|
|
SELECT pg_drop_replication_slot('regression_slot');
|
|
SELECT pg_replication_origin_drop('regress_test_decoding: regression_slot');
|