Adding upstream version 15.5.upstream/15.5

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 69 insertions, 0 deletions

diff --git a/contrib/test_decoding/sql/permissions.sql b/contrib/test_decoding/sql/permissions.sql
new file mode 100644
index 0000000..312b514
--- /dev/null
+++ b/contrib/test_decoding/sql/permissions.sql
@@ -0,0 +1,69 @@
+-- predictability
+SET synchronous_commit = on;
+
+-- setup
+CREATE ROLE regress_lr_normal;
+CREATE ROLE regress_lr_superuser SUPERUSER;
+CREATE ROLE regress_lr_replication REPLICATION;
+CREATE TABLE lr_test(data text);
+
+-- superuser can control replication
+SET ROLE regress_lr_superuser;
+SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
+INSERT INTO lr_test VALUES('lr_superuser_init');
+SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
+SELECT pg_drop_replication_slot('regression_slot');
+RESET ROLE;
+
+-- replication user can control replication
+SET ROLE regress_lr_replication;
+SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
+INSERT INTO lr_test VALUES('lr_superuser_init');
+SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
+SELECT pg_drop_replication_slot('regression_slot');
+RESET ROLE;
+
+-- plain user *can't* can control replication
+SET ROLE regress_lr_normal;
+SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
+INSERT INTO lr_test VALUES('lr_superuser_init');
+SELECT data FROM pg_logical_slot_get_changes('regression_slot', NULL, NULL, 'include-xids', '0', 'skip-empty-xacts', '1');
+SELECT pg_drop_replication_slot('regression_slot');
+RESET ROLE;
+
+-- replication users can drop superuser created slots
+SET ROLE regress_lr_superuser;
+SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
+RESET ROLE;
+SET ROLE regress_lr_replication;
+SELECT pg_drop_replication_slot('regression_slot');
+RESET ROLE;
+
+-- normal users can't drop existing slots
+SET ROLE regress_lr_superuser;
+SELECT 'init' FROM pg_create_logical_replication_slot('regression_slot', 'test_decoding');
+RESET ROLE;
+SET ROLE regress_lr_normal;
+SELECT pg_drop_replication_slot('regression_slot');
+RESET ROLE;
+
+-- all users can see existing slots
+SET ROLE regress_lr_superuser;
+SELECT slot_name, plugin FROM pg_replication_slots;
+RESET ROLE;
+
+SET ROLE regress_lr_replication;
+SELECT slot_name, plugin FROM pg_replication_slots;
+RESET ROLE;
+
+SET ROLE regress_lr_normal;
+SELECT slot_name, plugin FROM pg_replication_slots;
+RESET ROLE;
+
+-- cleanup
+SELECT pg_drop_replication_slot('regression_slot');
+
+DROP ROLE regress_lr_normal;
+DROP ROLE regress_lr_superuser;
+DROP ROLE regress_lr_replication;
+DROP TABLE lr_test;