mirror of
https://git.postgresql.org/git/postgresql.git
synced 2024-12-27 08:39:28 +08:00
70 lines
2.2 KiB
MySQL
70 lines
2.2 KiB
MySQL
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-- predictability
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SET synchronous_commit = on;
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-- setup
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CREATE ROLE lr_normal;
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CREATE ROLE lr_superuser SUPERUSER;
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CREATE ROLE lr_replication REPLICATION;
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CREATE TABLE lr_test(data text);
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-- superuser can control replication
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SET ROLE lr_superuser;
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SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
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INSERT INTO lr_test VALUES('lr_superuser_init');
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SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0');
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SELECT pg_drop_replication_slot('regression_slot');
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RESET ROLE;
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-- replication user can control replication
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SET ROLE lr_replication;
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SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
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INSERT INTO lr_test VALUES('lr_superuser_init');
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SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0');
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SELECT pg_drop_replication_slot('regression_slot');
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RESET ROLE;
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-- plain user *can't* can control replication
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SET ROLE lr_normal;
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SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
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INSERT INTO lr_test VALUES('lr_superuser_init');
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SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0');
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SELECT pg_drop_replication_slot('regression_slot');
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RESET ROLE;
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-- replication users can drop superuser created slots
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SET ROLE lr_superuser;
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SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
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RESET ROLE;
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SET ROLE lr_replication;
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SELECT pg_drop_replication_slot('regression_slot');
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RESET ROLE;
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-- normal users can't drop existing slots
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SET ROLE lr_superuser;
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SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
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RESET ROLE;
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SET ROLE lr_normal;
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SELECT pg_drop_replication_slot('regression_slot');
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RESET ROLE;
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-- all users can see existing slots
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SET ROLE lr_superuser;
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SELECT slot_name, plugin FROM pg_replication_slots;
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RESET ROLE;
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SET ROLE lr_replication;
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SELECT slot_name, plugin FROM pg_replication_slots;
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RESET ROLE;
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SET ROLE lr_normal;
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SELECT slot_name, plugin FROM pg_replication_slots;
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RESET ROLE;
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-- cleanup
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SELECT pg_drop_replication_slot('regression_slot');
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DROP ROLE lr_normal;
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DROP ROLE lr_superuser;
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DROP ROLE lr_replication;
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DROP TABLE lr_test;
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