-- -- Test access privileges -- -- Clean up in case a prior regression run failed -- Suppress NOTICE messages when users/groups don't exist SET client_min_messages TO 'warning'; DROP ROLE IF EXISTS regress_priv_group1; DROP ROLE IF EXISTS regress_priv_group2; DROP ROLE IF EXISTS regress_priv_user1; DROP ROLE IF EXISTS regress_priv_user2; DROP ROLE IF EXISTS regress_priv_user3; DROP ROLE IF EXISTS regress_priv_user4; DROP ROLE IF EXISTS regress_priv_user5; DROP ROLE IF EXISTS regress_priv_user6; DROP ROLE IF EXISTS regress_priv_user7; SELECT lo_unlink(oid) FROM pg_largeobject_metadata WHERE oid >= 1000 AND oid < 3000 ORDER BY oid; RESET client_min_messages; -- test proper begins here CREATE USER regress_priv_user1; CREATE USER regress_priv_user2; CREATE USER regress_priv_user3; CREATE USER regress_priv_user4; CREATE USER regress_priv_user5; CREATE USER regress_priv_user5; -- duplicate CREATE USER regress_priv_user6; CREATE USER regress_priv_user7; CREATE USER regress_priv_user8; CREATE USER regress_priv_user9; CREATE USER regress_priv_user10; CREATE ROLE regress_priv_role; GRANT pg_read_all_data TO regress_priv_user6; GRANT pg_write_all_data TO regress_priv_user7; GRANT pg_read_all_settings TO regress_priv_user8 WITH ADMIN OPTION; SET SESSION AUTHORIZATION regress_priv_user8; GRANT pg_read_all_settings TO regress_priv_user9 WITH ADMIN OPTION; SET SESSION AUTHORIZATION regress_priv_user9; GRANT pg_read_all_settings TO regress_priv_user10; SET SESSION AUTHORIZATION regress_priv_user8; REVOKE pg_read_all_settings FROM regress_priv_user10; REVOKE ADMIN OPTION FOR pg_read_all_settings FROM regress_priv_user9; REVOKE pg_read_all_settings FROM regress_priv_user9; RESET SESSION AUTHORIZATION; REVOKE ADMIN OPTION FOR pg_read_all_settings FROM regress_priv_user8; SET SESSION AUTHORIZATION regress_priv_user8; SET ROLE pg_read_all_settings; RESET ROLE; RESET SESSION AUTHORIZATION; REVOKE pg_read_all_settings FROM regress_priv_user8; DROP USER regress_priv_user10; DROP USER regress_priv_user9; DROP USER regress_priv_user8; CREATE GROUP regress_priv_group1; CREATE GROUP regress_priv_group2 WITH USER regress_priv_user1, regress_priv_user2; ALTER GROUP regress_priv_group1 ADD USER regress_priv_user4; ALTER GROUP regress_priv_group2 ADD USER regress_priv_user2; -- duplicate ALTER GROUP regress_priv_group2 DROP USER regress_priv_user2; GRANT regress_priv_group2 TO regress_priv_user4 WITH ADMIN OPTION; -- prepare non-leakproof function for later CREATE FUNCTION leak(integer,integer) RETURNS boolean AS 'int4lt' LANGUAGE internal IMMUTABLE STRICT; -- but deliberately not LEAKPROOF ALTER FUNCTION leak(integer,integer) OWNER TO regress_priv_user1; -- test owner privileges GRANT regress_priv_role TO regress_priv_user1 WITH ADMIN OPTION GRANTED BY CURRENT_ROLE; REVOKE ADMIN OPTION FOR regress_priv_role FROM regress_priv_user1 GRANTED BY foo; -- error REVOKE ADMIN OPTION FOR regress_priv_role FROM regress_priv_user1 GRANTED BY regress_priv_user2; -- error REVOKE ADMIN OPTION FOR regress_priv_role FROM regress_priv_user1 GRANTED BY CURRENT_USER; REVOKE regress_priv_role FROM regress_priv_user1 GRANTED BY CURRENT_ROLE; DROP ROLE regress_priv_role; SET SESSION AUTHORIZATION regress_priv_user1; SELECT session_user, current_user; CREATE TABLE atest1 ( a int, b text ); SELECT * FROM atest1; INSERT INTO atest1 VALUES (1, 'one'); DELETE FROM atest1; UPDATE atest1 SET a = 1 WHERE b = 'blech'; TRUNCATE atest1; BEGIN; LOCK atest1 IN ACCESS EXCLUSIVE MODE; COMMIT; REVOKE ALL ON atest1 FROM PUBLIC; SELECT * FROM atest1; GRANT ALL ON atest1 TO regress_priv_user2; GRANT SELECT ON atest1 TO regress_priv_user3, regress_priv_user4; SELECT * FROM atest1; CREATE TABLE atest2 (col1 varchar(10), col2 boolean); GRANT SELECT ON atest2 TO regress_priv_user2; GRANT UPDATE ON atest2 TO regress_priv_user3; GRANT INSERT ON atest2 TO regress_priv_user4 GRANTED BY CURRENT_USER; GRANT TRUNCATE ON atest2 TO regress_priv_user5 GRANTED BY CURRENT_ROLE; GRANT TRUNCATE ON atest2 TO regress_priv_user4 GRANTED BY regress_priv_user5; -- error SET SESSION AUTHORIZATION regress_priv_user2; SELECT session_user, current_user; -- try various combinations of queries on atest1 and atest2 SELECT * FROM atest1; -- ok SELECT * FROM atest2; -- ok INSERT INTO atest1 VALUES (2, 'two'); -- ok INSERT INTO atest2 VALUES ('foo', true); -- fail INSERT INTO atest1 SELECT 1, b FROM atest1; -- ok UPDATE atest1 SET a = 1 WHERE a = 2; -- ok UPDATE atest2 SET col2 = NOT col2; -- fail SELECT * FROM atest1 FOR UPDATE; -- ok SELECT * FROM atest2 FOR UPDATE; -- fail DELETE FROM atest2; -- fail TRUNCATE atest2; -- fail BEGIN; LOCK atest2 IN ACCESS EXCLUSIVE MODE; -- fail COMMIT; COPY atest2 FROM stdin; -- fail GRANT ALL ON atest1 TO PUBLIC; -- fail -- checks in subquery, both ok SELECT * FROM atest1 WHERE ( b IN ( SELECT col1 FROM atest2 ) ); SELECT * FROM atest2 WHERE ( col1 IN ( SELECT b FROM atest1 ) ); SET SESSION AUTHORIZATION regress_priv_user6; SELECT * FROM atest1; -- ok SELECT * FROM atest2; -- ok INSERT INTO atest2 VALUES ('foo', true); -- fail SET SESSION AUTHORIZATION regress_priv_user7; SELECT * FROM atest1; -- fail SELECT * FROM atest2; -- fail INSERT INTO atest2 VALUES ('foo', true); -- ok UPDATE atest2 SET col2 = true; -- ok DELETE FROM atest2; -- ok -- Make sure we are not able to modify system catalogs UPDATE pg_catalog.pg_class SET relname = '123'; -- fail DELETE FROM pg_catalog.pg_class; -- fail UPDATE pg_toast.pg_toast_1213 SET chunk_id = 1; -- fail SET SESSION AUTHORIZATION regress_priv_user3; SELECT session_user, current_user; SELECT * FROM atest1; -- ok SELECT * FROM atest2; -- fail INSERT INTO atest1 VALUES (2, 'two'); -- fail INSERT INTO atest2 VALUES ('foo', true); -- fail INSERT INTO atest1 SELECT 1, b FROM atest1; -- fail UPDATE atest1 SET a = 1 WHERE a = 2; -- fail UPDATE atest2 SET col2 = NULL; -- ok UPDATE atest2 SET col2 = NOT col2; -- fails; requires SELECT on atest2 UPDATE atest2 SET col2 = true FROM atest1 WHERE atest1.a = 5; -- ok SELECT * FROM atest1 FOR UPDATE; -- fail SELECT * FROM atest2 FOR UPDATE; -- fail DELETE FROM atest2; -- fail TRUNCATE atest2; -- fail BEGIN; LOCK atest2 IN ACCESS EXCLUSIVE MODE; -- ok COMMIT; COPY atest2 FROM stdin; -- fail -- checks in subquery, both fail SELECT * FROM atest1 WHERE ( b IN ( SELECT col1 FROM atest2 ) ); SELECT * FROM atest2 WHERE ( col1 IN ( SELECT b FROM atest1 ) ); SET SESSION AUTHORIZATION regress_priv_user4; COPY atest2 FROM stdin; -- ok bar true \. SELECT * FROM atest1; -- ok -- test leaky-function protections in selfuncs -- regress_priv_user1 will own a table and provide views for it. SET SESSION AUTHORIZATION regress_priv_user1; CREATE TABLE atest12 as SELECT x AS a, 10001 - x AS b FROM generate_series(1,10000) x; CREATE INDEX ON atest12 (a); CREATE INDEX ON atest12 (abs(a)); -- results below depend on having quite accurate stats for atest12, so... ALTER TABLE atest12 SET (autovacuum_enabled = off); SET default_statistics_target = 10000; VACUUM ANALYZE atest12; RESET default_statistics_target; CREATE OPERATOR <<< (procedure = leak, leftarg = integer, rightarg = integer, restrict = scalarltsel); -- views with leaky operator CREATE VIEW atest12v AS SELECT * FROM atest12 WHERE b <<< 5; CREATE VIEW atest12sbv WITH (security_barrier=true) AS SELECT * FROM atest12 WHERE b <<< 5; GRANT SELECT ON atest12v TO PUBLIC; GRANT SELECT ON atest12sbv TO PUBLIC; -- This plan should use nestloop, knowing that few rows will be selected. EXPLAIN (COSTS OFF) SELECT * FROM atest12v x, atest12v y WHERE x.a = y.b; -- And this one. EXPLAIN (COSTS OFF) SELECT * FROM atest12 x, atest12 y WHERE x.a = y.b and abs(y.a) <<< 5; -- This should also be a nestloop, but the security barrier forces the inner -- scan to be materialized EXPLAIN (COSTS OFF) SELECT * FROM atest12sbv x, atest12sbv y WHERE x.a = y.b; -- Check if regress_priv_user2 can break security. SET SESSION AUTHORIZATION regress_priv_user2; CREATE FUNCTION leak2(integer,integer) RETURNS boolean AS $$begin raise notice 'leak % %', $1, $2; return $1 > $2; end$$ LANGUAGE plpgsql immutable; CREATE OPERATOR >>> (procedure = leak2, leftarg = integer, rightarg = integer, restrict = scalargtsel); -- This should not show any "leak" notices before failing. EXPLAIN (COSTS OFF) SELECT * FROM atest12 WHERE a >>> 0; -- These plans should continue to use a nestloop, since they execute with the -- privileges of the view owner. EXPLAIN (COSTS OFF) SELECT * FROM atest12v x, atest12v y WHERE x.a = y.b; EXPLAIN (COSTS OFF) SELECT * FROM atest12sbv x, atest12sbv y WHERE x.a = y.b; -- A non-security barrier view does not guard against information leakage. EXPLAIN (COSTS OFF) SELECT * FROM atest12v x, atest12v y WHERE x.a = y.b and abs(y.a) <<< 5; -- But a security barrier view isolates the leaky operator. EXPLAIN (COSTS OFF) SELECT * FROM atest12sbv x, atest12sbv y WHERE x.a = y.b and abs(y.a) <<< 5; -- Now regress_priv_user1 grants sufficient access to regress_priv_user2. SET SESSION AUTHORIZATION regress_priv_user1; GRANT SELECT (a, b) ON atest12 TO PUBLIC; SET SESSION AUTHORIZATION regress_priv_user2; -- regress_priv_user2 should continue to get a good row estimate. EXPLAIN (COSTS OFF) SELECT * FROM atest12v x, atest12v y WHERE x.a = y.b; -- But not for this, due to lack of table-wide permissions needed -- to make use of the expression index's statistics. EXPLAIN (COSTS OFF) SELECT * FROM atest12 x, atest12 y WHERE x.a = y.b and abs(y.a) <<< 5; -- clean up (regress_priv_user1's objects are all dropped later) DROP FUNCTION leak2(integer, integer) CASCADE; -- groups SET SESSION AUTHORIZATION regress_priv_user3; CREATE TABLE atest3 (one int, two int, three int); GRANT DELETE ON atest3 TO GROUP regress_priv_group2; SET SESSION AUTHORIZATION regress_priv_user1; SELECT * FROM atest3; -- fail DELETE FROM atest3; -- ok BEGIN; RESET SESSION AUTHORIZATION; ALTER ROLE regress_priv_user1 NOINHERIT; SET SESSION AUTHORIZATION regress_priv_user1; DELETE FROM atest3; ROLLBACK; -- views SET SESSION AUTHORIZATION regress_priv_user3; CREATE VIEW atestv1 AS SELECT * FROM atest1; -- ok /* The next *should* fail, but it's not implemented that way yet. */ CREATE VIEW atestv2 AS SELECT * FROM atest2; CREATE VIEW atestv3 AS SELECT * FROM atest3; -- ok /* Empty view is a corner case that failed in 9.2. */ CREATE VIEW atestv0 AS SELECT 0 as x WHERE false; -- ok SELECT * FROM atestv1; -- ok SELECT * FROM atestv2; -- fail GRANT SELECT ON atestv1, atestv3 TO regress_priv_user4; GRANT SELECT ON atestv2 TO regress_priv_user2; SET SESSION AUTHORIZATION regress_priv_user4; SELECT * FROM atestv1; -- ok SELECT * FROM atestv2; -- fail SELECT * FROM atestv3; -- ok SELECT * FROM atestv0; -- fail -- Appendrels excluded by constraints failed to check permissions in 8.4-9.2. select * from ((select a.q1 as x from int8_tbl a offset 0) union all (select b.q2 as x from int8_tbl b offset 0)) ss where false; set constraint_exclusion = on; select * from ((select a.q1 as x, random() from int8_tbl a where q1 > 0) union all (select b.q2 as x, random() from int8_tbl b where q2 > 0)) ss where x < 0; reset constraint_exclusion; CREATE VIEW atestv4 AS SELECT * FROM atestv3; -- nested view SELECT * FROM atestv4; -- ok GRANT SELECT ON atestv4 TO regress_priv_user2; SET SESSION AUTHORIZATION regress_priv_user2; -- Two complex cases: SELECT * FROM atestv3; -- fail SELECT * FROM atestv4; -- ok (even though regress_priv_user2 cannot access underlying atestv3) SELECT * FROM atest2; -- ok SELECT * FROM atestv2; -- fail (even though regress_priv_user2 can access underlying atest2) -- Test column level permissions SET SESSION AUTHORIZATION regress_priv_user1; CREATE TABLE atest5 (one int, two int unique, three int, four int unique); CREATE TABLE atest6 (one int, two int, blue int); GRANT SELECT (one), INSERT (two), UPDATE (three) ON atest5 TO regress_priv_user4; GRANT ALL (one) ON atest5 TO regress_priv_user3; INSERT INTO atest5 VALUES (1,2,3); SET SESSION AUTHORIZATION regress_priv_user4; SELECT * FROM atest5; -- fail SELECT one FROM atest5; -- ok COPY atest5 (one) TO stdout; -- ok SELECT two FROM atest5; -- fail COPY atest5 (two) TO stdout; -- fail SELECT atest5 FROM atest5; -- fail COPY atest5 (one,two) TO stdout; -- fail SELECT 1 FROM atest5; -- ok SELECT 1 FROM atest5 a JOIN atest5 b USING (one); -- ok SELECT 1 FROM atest5 a JOIN atest5 b USING (two); -- fail SELECT 1 FROM atest5 a NATURAL JOIN atest5 b; -- fail SELECT * FROM (atest5 a JOIN atest5 b USING (one)) j; -- fail SELECT j.* FROM (atest5 a JOIN atest5 b USING (one)) j; -- fail SELECT (j.*) IS NULL FROM (atest5 a JOIN atest5 b USING (one)) j; -- fail SELECT one FROM (atest5 a JOIN atest5 b(one,x,y,z) USING (one)) j; -- ok SELECT j.one FROM (atest5 a JOIN atest5 b(one,x,y,z) USING (one)) j; -- ok SELECT two FROM (atest5 a JOIN atest5 b(one,x,y,z) USING (one)) j; -- fail SELECT j.two FROM (atest5 a JOIN atest5 b(one,x,y,z) USING (one)) j; -- fail SELECT y FROM (atest5 a JOIN atest5 b(one,x,y,z) USING (one)) j; -- fail SELECT j.y FROM (atest5 a JOIN atest5 b(one,x,y,z) USING (one)) j; -- fail SELECT * FROM (atest5 a JOIN atest5 b USING (one)); -- fail SELECT a.* FROM (atest5 a JOIN atest5 b USING (one)); -- fail SELECT (a.*) IS NULL FROM (atest5 a JOIN atest5 b USING (one)); -- fail SELECT two FROM (atest5 a JOIN atest5 b(one,x,y,z) USING (one)); -- fail SELECT a.two FROM (atest5 a JOIN atest5 b(one,x,y,z) USING (one)); -- fail SELECT y FROM (atest5 a JOIN atest5 b(one,x,y,z) USING (one)); -- fail SELECT b.y FROM (atest5 a JOIN atest5 b(one,x,y,z) USING (one)); -- fail SELECT y FROM (atest5 a LEFT JOIN atest5 b(one,x,y,z) USING (one)); -- fail SELECT b.y FROM (atest5 a LEFT JOIN atest5 b(one,x,y,z) USING (one)); -- fail SELECT y FROM (atest5 a FULL JOIN atest5 b(one,x,y,z) USING (one)); -- fail SELECT b.y FROM (atest5 a FULL JOIN atest5 b(one,x,y,z) USING (one)); -- fail SELECT 1 FROM atest5 WHERE two = 2; -- fail SELECT * FROM atest1, atest5; -- fail SELECT atest1.* FROM atest1, atest5; -- ok SELECT atest1.*,atest5.one FROM atest1, atest5; -- ok SELECT atest1.*,atest5.one FROM atest1 JOIN atest5 ON (atest1.a = atest5.two); -- fail SELECT atest1.*,atest5.one FROM atest1 JOIN atest5 ON (atest1.a = atest5.one); -- ok SELECT one, two FROM atest5; -- fail SET SESSION AUTHORIZATION regress_priv_user1; GRANT SELECT (one,two) ON atest6 TO regress_priv_user4; SET SESSION AUTHORIZATION regress_priv_user4; SELECT one, two FROM atest5 NATURAL JOIN atest6; -- fail still SET SESSION AUTHORIZATION regress_priv_user1; GRANT SELECT (two) ON atest5 TO regress_priv_user4; SET SESSION AUTHORIZATION regress_priv_user4; SELECT one, two FROM atest5 NATURAL JOIN atest6; -- ok now -- test column-level privileges for INSERT and UPDATE INSERT INTO atest5 (two) VALUES (3); -- ok COPY atest5 FROM stdin; -- fail COPY atest5 (two) FROM stdin; -- ok 1 \. INSERT INTO atest5 (three) VALUES (4); -- fail INSERT INTO atest5 VALUES (5,5,5); -- fail UPDATE atest5 SET three = 10; -- ok UPDATE atest5 SET one = 8; -- fail UPDATE atest5 SET three = 5, one = 2; -- fail -- Check that column level privs are enforced in RETURNING -- Ok. INSERT INTO atest5(two) VALUES (6) ON CONFLICT (two) DO UPDATE set three = 10; -- Error. No SELECT on column three. INSERT INTO atest5(two) VALUES (6) ON CONFLICT (two) DO UPDATE set three = 10 RETURNING atest5.three; -- Ok. May SELECT on column "one": INSERT INTO atest5(two) VALUES (6) ON CONFLICT (two) DO UPDATE set three = 10 RETURNING atest5.one; -- Check that column level privileges are enforced for EXCLUDED -- Ok. we may select one INSERT INTO atest5(two) VALUES (6) ON CONFLICT (two) DO UPDATE set three = EXCLUDED.one; -- Error. No select rights on three INSERT INTO atest5(two) VALUES (6) ON CONFLICT (two) DO UPDATE set three = EXCLUDED.three; INSERT INTO atest5(two) VALUES (6) ON CONFLICT (two) DO UPDATE set one = 8; -- fails (due to UPDATE) INSERT INTO atest5(three) VALUES (4) ON CONFLICT (two) DO UPDATE set three = 10; -- fails (due to INSERT) -- Check that the columns in the inference require select privileges INSERT INTO atest5(four) VALUES (4); -- fail SET SESSION AUTHORIZATION regress_priv_user1; GRANT INSERT (four) ON atest5 TO regress_priv_user4; SET SESSION AUTHORIZATION regress_priv_user4; INSERT INTO atest5(four) VALUES (4) ON CONFLICT (four) DO UPDATE set three = 3; -- fails (due to SELECT) INSERT INTO atest5(four) VALUES (4) ON CONFLICT ON CONSTRAINT atest5_four_key DO UPDATE set three = 3; -- fails (due to SELECT) INSERT INTO atest5(four) VALUES (4); -- ok SET SESSION AUTHORIZATION regress_priv_user1; GRANT SELECT (four) ON atest5 TO regress_priv_user4; SET SESSION AUTHORIZATION regress_priv_user4; INSERT INTO atest5(four) VALUES (4) ON CONFLICT (four) DO UPDATE set three = 3; -- ok INSERT INTO atest5(four) VALUES (4) ON CONFLICT ON CONSTRAINT atest5_four_key DO UPDATE set three = 3; -- ok SET SESSION AUTHORIZATION regress_priv_user1; REVOKE ALL (one) ON atest5 FROM regress_priv_user4; GRANT SELECT (one,two,blue) ON atest6 TO regress_priv_user4; SET SESSION AUTHORIZATION regress_priv_user4; SELECT one FROM atest5; -- fail UPDATE atest5 SET one = 1; -- fail SELECT atest6 FROM atest6; -- ok COPY atest6 TO stdout; -- ok -- test column privileges with MERGE SET SESSION AUTHORIZATION regress_priv_user1; CREATE TABLE mtarget (a int, b text); CREATE TABLE msource (a int, b text); INSERT INTO mtarget VALUES (1, 'init1'), (2, 'init2'); INSERT INTO msource VALUES (1, 'source1'), (2, 'source2'), (3, 'source3'); GRANT SELECT (a) ON msource TO regress_priv_user4; GRANT SELECT (a) ON mtarget TO regress_priv_user4; GRANT INSERT (a,b) ON mtarget TO regress_priv_user4; GRANT UPDATE (b) ON mtarget TO regress_priv_user4; SET SESSION AUTHORIZATION regress_priv_user4; -- -- test source privileges -- -- fail (no SELECT priv on s.b) MERGE INTO mtarget t USING msource s ON t.a = s.a WHEN MATCHED THEN UPDATE SET b = s.b WHEN NOT MATCHED THEN INSERT VALUES (a, NULL); -- fail (s.b used in the INSERTed values) MERGE INTO mtarget t USING msource s ON t.a = s.a WHEN MATCHED THEN UPDATE SET b = 'x' WHEN NOT MATCHED THEN INSERT VALUES (a, b); -- fail (s.b used in the WHEN quals) MERGE INTO mtarget t USING msource s ON t.a = s.a WHEN MATCHED AND s.b = 'x' THEN UPDATE SET b = 'x' WHEN NOT MATCHED THEN INSERT VALUES (a, NULL); -- this should be ok since only s.a is accessed BEGIN; MERGE INTO mtarget t USING msource s ON t.a = s.a WHEN MATCHED THEN UPDATE SET b = 'ok' WHEN NOT MATCHED THEN INSERT VALUES (a, NULL); ROLLBACK; SET SESSION AUTHORIZATION regress_priv_user1; GRANT SELECT (b) ON msource TO regress_priv_user4; SET SESSION AUTHORIZATION regress_priv_user4; -- should now be ok BEGIN; MERGE INTO mtarget t USING msource s ON t.a = s.a WHEN MATCHED THEN UPDATE SET b = s.b WHEN NOT MATCHED THEN INSERT VALUES (a, b); ROLLBACK; -- -- test target privileges -- -- fail (no SELECT priv on t.b) MERGE INTO mtarget t USING msource s ON t.a = s.a WHEN MATCHED THEN UPDATE SET b = t.b WHEN NOT MATCHED THEN INSERT VALUES (a, NULL); -- fail (no UPDATE on t.a) MERGE INTO mtarget t USING msource s ON t.a = s.a WHEN MATCHED THEN UPDATE SET b = s.b, a = t.a + 1 WHEN NOT MATCHED THEN INSERT VALUES (a, b); -- fail (no SELECT on t.b) MERGE INTO mtarget t USING msource s ON t.a = s.a WHEN MATCHED AND t.b IS NOT NULL THEN UPDATE SET b = s.b WHEN NOT MATCHED THEN INSERT VALUES (a, b); -- ok BEGIN; MERGE INTO mtarget t USING msource s ON t.a = s.a WHEN MATCHED THEN UPDATE SET b = s.b; ROLLBACK; -- fail (no DELETE) MERGE INTO mtarget t USING msource s ON t.a = s.a WHEN MATCHED AND t.b IS NOT NULL THEN DELETE; -- grant delete privileges SET SESSION AUTHORIZATION regress_priv_user1; GRANT DELETE ON mtarget TO regress_priv_user4; -- should be ok now BEGIN; MERGE INTO mtarget t USING msource s ON t.a = s.a WHEN MATCHED AND t.b IS NOT NULL THEN DELETE; ROLLBACK; -- check error reporting with column privs SET SESSION AUTHORIZATION regress_priv_user1; CREATE TABLE t1 (c1 int, c2 int, c3 int check (c3 < 5), primary key (c1, c2)); GRANT SELECT (c1) ON t1 TO regress_priv_user2; GRANT INSERT (c1, c2, c3) ON t1 TO regress_priv_user2; GRANT UPDATE (c1, c2, c3) ON t1 TO regress_priv_user2; -- seed data INSERT INTO t1 VALUES (1, 1, 1); INSERT INTO t1 VALUES (1, 2, 1); INSERT INTO t1 VALUES (2, 1, 2); INSERT INTO t1 VALUES (2, 2, 2); INSERT INTO t1 VALUES (3, 1, 3); SET SESSION AUTHORIZATION regress_priv_user2; INSERT INTO t1 (c1, c2) VALUES (1, 1); -- fail, but row not shown UPDATE t1 SET c2 = 1; -- fail, but row not shown INSERT INTO t1 (c1, c2) VALUES (null, null); -- fail, but see columns being inserted INSERT INTO t1 (c3) VALUES (null); -- fail, but see columns being inserted or have SELECT INSERT INTO t1 (c1) VALUES (5); -- fail, but see columns being inserted or have SELECT UPDATE t1 SET c3 = 10; -- fail, but see columns with SELECT rights, or being modified SET SESSION AUTHORIZATION regress_priv_user1; DROP TABLE t1; -- check error reporting with column privs on a partitioned table CREATE TABLE errtst(a text, b text NOT NULL, c text, secret1 text, secret2 text) PARTITION BY LIST (a); CREATE TABLE errtst_part_1(secret2 text, c text, a text, b text NOT NULL, secret1 text); CREATE TABLE errtst_part_2(secret1 text, secret2 text, a text, c text, b text NOT NULL); ALTER TABLE errtst ATTACH PARTITION errtst_part_1 FOR VALUES IN ('aaa'); ALTER TABLE errtst ATTACH PARTITION errtst_part_2 FOR VALUES IN ('aaaa'); GRANT SELECT (a, b, c) ON TABLE errtst TO regress_priv_user2; GRANT UPDATE (a, b, c) ON TABLE errtst TO regress_priv_user2; GRANT INSERT (a, b, c) ON TABLE errtst TO regress_priv_user2; INSERT INTO errtst_part_1 (a, b, c, secret1, secret2) VALUES ('aaa', 'bbb', 'ccc', 'the body', 'is in the attic'); SET SESSION AUTHORIZATION regress_priv_user2; -- Perform a few updates that violate the NOT NULL constraint. Make sure -- the error messages don't leak the secret fields. -- simple insert. INSERT INTO errtst (a, b) VALUES ('aaa', NULL); -- simple update. UPDATE errtst SET b = NULL; -- partitioning key is updated, doesn't move the row. UPDATE errtst SET a = 'aaa', b = NULL; -- row is moved to another partition. UPDATE errtst SET a = 'aaaa', b = NULL; -- row is moved to another partition. This differs from the previous case in -- that the new partition is excluded by constraint exclusion, so its -- ResultRelInfo is not created at ExecInitModifyTable, but needs to be -- constructed on the fly when the updated tuple is routed to it. UPDATE errtst SET a = 'aaaa', b = NULL WHERE a = 'aaa'; SET SESSION AUTHORIZATION regress_priv_user1; DROP TABLE errtst; -- test column-level privileges when involved with DELETE SET SESSION AUTHORIZATION regress_priv_user1; ALTER TABLE atest6 ADD COLUMN three integer; GRANT DELETE ON atest5 TO regress_priv_user3; GRANT SELECT (two) ON atest5 TO regress_priv_user3; REVOKE ALL (one) ON atest5 FROM regress_priv_user3; GRANT SELECT (one) ON atest5 TO regress_priv_user4; SET SESSION AUTHORIZATION regress_priv_user4; SELECT atest6 FROM atest6; -- fail SELECT one FROM atest5 NATURAL JOIN atest6; -- fail SET SESSION AUTHORIZATION regress_priv_user1; ALTER TABLE atest6 DROP COLUMN three; SET SESSION AUTHORIZATION regress_priv_user4; SELECT atest6 FROM atest6; -- ok SELECT one FROM atest5 NATURAL JOIN atest6; -- ok SET SESSION AUTHORIZATION regress_priv_user1; ALTER TABLE atest6 DROP COLUMN two; REVOKE SELECT (one,blue) ON atest6 FROM regress_priv_user4; SET SESSION AUTHORIZATION regress_priv_user4; SELECT * FROM atest6; -- fail SELECT 1 FROM atest6; -- fail SET SESSION AUTHORIZATION regress_priv_user3; DELETE FROM atest5 WHERE one = 1; -- fail DELETE FROM atest5 WHERE two = 2; -- ok -- check inheritance cases SET SESSION AUTHORIZATION regress_priv_user1; CREATE TABLE atestp1 (f1 int, f2 int); CREATE TABLE atestp2 (fx int, fy int); CREATE TABLE atestc (fz int) INHERITS (atestp1, atestp2); GRANT SELECT(fx,fy,tableoid) ON atestp2 TO regress_priv_user2; GRANT SELECT(fx) ON atestc TO regress_priv_user2; SET SESSION AUTHORIZATION regress_priv_user2; SELECT fx FROM atestp2; -- ok SELECT fy FROM atestp2; -- ok SELECT atestp2 FROM atestp2; -- ok SELECT tableoid FROM atestp2; -- ok SELECT fy FROM atestc; -- fail SET SESSION AUTHORIZATION regress_priv_user1; GRANT SELECT(fy,tableoid) ON atestc TO regress_priv_user2; SET SESSION AUTHORIZATION regress_priv_user2; SELECT fx FROM atestp2; -- still ok SELECT fy FROM atestp2; -- ok SELECT atestp2 FROM atestp2; -- ok SELECT tableoid FROM atestp2; -- ok -- child's permissions do not apply when operating on parent SET SESSION AUTHORIZATION regress_priv_user1; REVOKE ALL ON atestc FROM regress_priv_user2; GRANT ALL ON atestp1 TO regress_priv_user2; SET SESSION AUTHORIZATION regress_priv_user2; SELECT f2 FROM atestp1; -- ok SELECT f2 FROM atestc; -- fail DELETE FROM atestp1; -- ok DELETE FROM atestc; -- fail UPDATE atestp1 SET f1 = 1; -- ok UPDATE atestc SET f1 = 1; -- fail TRUNCATE atestp1; -- ok TRUNCATE atestc; -- fail BEGIN; LOCK atestp1; END; BEGIN; LOCK atestc; END; -- privileges on functions, languages -- switch to superuser \c - REVOKE ALL PRIVILEGES ON LANGUAGE sql FROM PUBLIC; GRANT USAGE ON LANGUAGE sql TO regress_priv_user1; -- ok GRANT USAGE ON LANGUAGE c TO PUBLIC; -- fail SET SESSION AUTHORIZATION regress_priv_user1; GRANT USAGE ON LANGUAGE sql TO regress_priv_user2; -- fail CREATE FUNCTION priv_testfunc1(int) RETURNS int AS 'select 2 * $1;' LANGUAGE sql; CREATE FUNCTION priv_testfunc2(int) RETURNS int AS 'select 3 * $1;' LANGUAGE sql; CREATE AGGREGATE priv_testagg1(int) (sfunc = int4pl, stype = int4); CREATE PROCEDURE priv_testproc1(int) AS 'select $1;' LANGUAGE sql; REVOKE ALL ON FUNCTION priv_testfunc1(int), priv_testfunc2(int), priv_testagg1(int) FROM PUBLIC; GRANT EXECUTE ON FUNCTION priv_testfunc1(int), priv_testfunc2(int), priv_testagg1(int) TO regress_priv_user2; REVOKE ALL ON FUNCTION priv_testproc1(int) FROM PUBLIC; -- fail, not a function REVOKE ALL ON PROCEDURE priv_testproc1(int) FROM PUBLIC; GRANT EXECUTE ON PROCEDURE priv_testproc1(int) TO regress_priv_user2; GRANT USAGE ON FUNCTION priv_testfunc1(int) TO regress_priv_user3; -- semantic error GRANT USAGE ON FUNCTION priv_testagg1(int) TO regress_priv_user3; -- semantic error GRANT USAGE ON PROCEDURE priv_testproc1(int) TO regress_priv_user3; -- semantic error GRANT ALL PRIVILEGES ON FUNCTION priv_testfunc1(int) TO regress_priv_user4; GRANT ALL PRIVILEGES ON FUNCTION priv_testfunc_nosuch(int) TO regress_priv_user4; GRANT ALL PRIVILEGES ON FUNCTION priv_testagg1(int) TO regress_priv_user4; GRANT ALL PRIVILEGES ON PROCEDURE priv_testproc1(int) TO regress_priv_user4; CREATE FUNCTION priv_testfunc4(boolean) RETURNS text AS 'select col1 from atest2 where col2 = $1;' LANGUAGE sql SECURITY DEFINER; GRANT EXECUTE ON FUNCTION priv_testfunc4(boolean) TO regress_priv_user3; SET SESSION AUTHORIZATION regress_priv_user2; SELECT priv_testfunc1(5), priv_testfunc2(5); -- ok CREATE FUNCTION priv_testfunc3(int) RETURNS int AS 'select 2 * $1;' LANGUAGE sql; -- fail SELECT priv_testagg1(x) FROM (VALUES (1), (2), (3)) _(x); -- ok CALL priv_testproc1(6); -- ok SET SESSION AUTHORIZATION regress_priv_user3; SELECT priv_testfunc1(5); -- fail SELECT priv_testagg1(x) FROM (VALUES (1), (2), (3)) _(x); -- fail CALL priv_testproc1(6); -- fail SELECT col1 FROM atest2 WHERE col2 = true; -- fail SELECT priv_testfunc4(true); -- ok SET SESSION AUTHORIZATION regress_priv_user4; SELECT priv_testfunc1(5); -- ok SELECT priv_testagg1(x) FROM (VALUES (1), (2), (3)) _(x); -- ok CALL priv_testproc1(6); -- ok DROP FUNCTION priv_testfunc1(int); -- fail DROP AGGREGATE priv_testagg1(int); -- fail DROP PROCEDURE priv_testproc1(int); -- fail \c - DROP FUNCTION priv_testfunc1(int); -- ok -- restore to sanity GRANT ALL PRIVILEGES ON LANGUAGE sql TO PUBLIC; -- verify privilege checks on array-element coercions BEGIN; SELECT '{1}'::int4[]::int8[]; REVOKE ALL ON FUNCTION int8(integer) FROM PUBLIC; SELECT '{1}'::int4[]::int8[]; --superuser, succeed SET SESSION AUTHORIZATION regress_priv_user4; SELECT '{1}'::int4[]::int8[]; --other user, fail ROLLBACK; -- privileges on types -- switch to superuser \c - CREATE TYPE priv_testtype1 AS (a int, b text); REVOKE USAGE ON TYPE priv_testtype1 FROM PUBLIC; GRANT USAGE ON TYPE priv_testtype1 TO regress_priv_user2; GRANT USAGE ON TYPE _priv_testtype1 TO regress_priv_user2; -- fail GRANT USAGE ON DOMAIN priv_testtype1 TO regress_priv_user2; -- fail CREATE DOMAIN priv_testdomain1 AS int; REVOKE USAGE on DOMAIN priv_testdomain1 FROM PUBLIC; GRANT USAGE ON DOMAIN priv_testdomain1 TO regress_priv_user2; GRANT USAGE ON TYPE priv_testdomain1 TO regress_priv_user2; -- ok SET SESSION AUTHORIZATION regress_priv_user1; -- commands that should fail CREATE AGGREGATE priv_testagg1a(priv_testdomain1) (sfunc = int4_sum, stype = bigint); CREATE DOMAIN priv_testdomain2a AS priv_testdomain1; CREATE DOMAIN priv_testdomain3a AS int; CREATE FUNCTION castfunc(int) RETURNS priv_testdomain3a AS $$ SELECT $1::priv_testdomain3a $$ LANGUAGE SQL; CREATE CAST (priv_testdomain1 AS priv_testdomain3a) WITH FUNCTION castfunc(int); DROP FUNCTION castfunc(int) CASCADE; DROP DOMAIN priv_testdomain3a; CREATE FUNCTION priv_testfunc5a(a priv_testdomain1) RETURNS int LANGUAGE SQL AS $$ SELECT $1 $$; CREATE FUNCTION priv_testfunc6a(b int) RETURNS priv_testdomain1 LANGUAGE SQL AS $$ SELECT $1::priv_testdomain1 $$; CREATE OPERATOR !+! (PROCEDURE = int4pl, LEFTARG = priv_testdomain1, RIGHTARG = priv_testdomain1); CREATE TABLE test5a (a int, b priv_testdomain1); CREATE TABLE test6a OF priv_testtype1; CREATE TABLE test10a (a int[], b priv_testtype1[]); CREATE TABLE test9a (a int, b int); ALTER TABLE test9a ADD COLUMN c priv_testdomain1; ALTER TABLE test9a ALTER COLUMN b TYPE priv_testdomain1; CREATE TYPE test7a AS (a int, b priv_testdomain1); CREATE TYPE test8a AS (a int, b int); ALTER TYPE test8a ADD ATTRIBUTE c priv_testdomain1; ALTER TYPE test8a ALTER ATTRIBUTE b TYPE priv_testdomain1; CREATE TABLE test11a AS (SELECT 1::priv_testdomain1 AS a); REVOKE ALL ON TYPE priv_testtype1 FROM PUBLIC; SET SESSION AUTHORIZATION regress_priv_user2; -- commands that should succeed CREATE AGGREGATE priv_testagg1b(priv_testdomain1) (sfunc = int4_sum, stype = bigint); CREATE DOMAIN priv_testdomain2b AS priv_testdomain1; CREATE DOMAIN priv_testdomain3b AS int; CREATE FUNCTION castfunc(int) RETURNS priv_testdomain3b AS $$ SELECT $1::priv_testdomain3b $$ LANGUAGE SQL; CREATE CAST (priv_testdomain1 AS priv_testdomain3b) WITH FUNCTION castfunc(int); CREATE FUNCTION priv_testfunc5b(a priv_testdomain1) RETURNS int LANGUAGE SQL AS $$ SELECT $1 $$; CREATE FUNCTION priv_testfunc6b(b int) RETURNS priv_testdomain1 LANGUAGE SQL AS $$ SELECT $1::priv_testdomain1 $$; CREATE OPERATOR !! (PROCEDURE = priv_testfunc5b, RIGHTARG = priv_testdomain1); CREATE TABLE test5b (a int, b priv_testdomain1); CREATE TABLE test6b OF priv_testtype1; CREATE TABLE test10b (a int[], b priv_testtype1[]); CREATE TABLE test9b (a int, b int); ALTER TABLE test9b ADD COLUMN c priv_testdomain1; ALTER TABLE test9b ALTER COLUMN b TYPE priv_testdomain1; CREATE TYPE test7b AS (a int, b priv_testdomain1); CREATE TYPE test8b AS (a int, b int); ALTER TYPE test8b ADD ATTRIBUTE c priv_testdomain1; ALTER TYPE test8b ALTER ATTRIBUTE b TYPE priv_testdomain1; CREATE TABLE test11b AS (SELECT 1::priv_testdomain1 AS a); REVOKE ALL ON TYPE priv_testtype1 FROM PUBLIC; \c - DROP AGGREGATE priv_testagg1b(priv_testdomain1); DROP DOMAIN priv_testdomain2b; DROP OPERATOR !! (NONE, priv_testdomain1); DROP FUNCTION priv_testfunc5b(a priv_testdomain1); DROP FUNCTION priv_testfunc6b(b int); DROP TABLE test5b; DROP TABLE test6b; DROP TABLE test9b; DROP TABLE test10b; DROP TYPE test7b; DROP TYPE test8b; DROP CAST (priv_testdomain1 AS priv_testdomain3b); DROP FUNCTION castfunc(int) CASCADE; DROP DOMAIN priv_testdomain3b; DROP TABLE test11b; DROP TYPE priv_testtype1; -- ok DROP DOMAIN priv_testdomain1; -- ok -- truncate SET SESSION AUTHORIZATION regress_priv_user5; TRUNCATE atest2; -- ok TRUNCATE atest3; -- fail -- has_table_privilege function -- bad-input checks select has_table_privilege(NULL,'pg_authid','select'); select has_table_privilege('pg_shad','select'); select has_table_privilege('nosuchuser','pg_authid','select'); select has_table_privilege('pg_authid','sel'); select has_table_privilege(-999999,'pg_authid','update'); select has_table_privilege(1,'select'); -- superuser \c - select has_table_privilege(current_user,'pg_authid','select'); select has_table_privilege(current_user,'pg_authid','insert'); select has_table_privilege(t2.oid,'pg_authid','update') from (select oid from pg_roles where rolname = current_user) as t2; select has_table_privilege(t2.oid,'pg_authid','delete') from (select oid from pg_roles where rolname = current_user) as t2; -- 'rule' privilege no longer exists, but for backwards compatibility -- has_table_privilege still recognizes the keyword and says FALSE select has_table_privilege(current_user,t1.oid,'rule') from (select oid from pg_class where relname = 'pg_authid') as t1; select has_table_privilege(current_user,t1.oid,'references') from (select oid from pg_class where relname = 'pg_authid') as t1; select has_table_privilege(t2.oid,t1.oid,'select') from (select oid from pg_class where relname = 'pg_authid') as t1, (select oid from pg_roles where rolname = current_user) as t2; select has_table_privilege(t2.oid,t1.oid,'insert') from (select oid from pg_class where relname = 'pg_authid') as t1, (select oid from pg_roles where rolname = current_user) as t2; select has_table_privilege('pg_authid','update'); select has_table_privilege('pg_authid','delete'); select has_table_privilege('pg_authid','truncate'); select has_table_privilege(t1.oid,'select') from (select oid from pg_class where relname = 'pg_authid') as t1; select has_table_privilege(t1.oid,'trigger') from (select oid from pg_class where relname = 'pg_authid') as t1; -- non-superuser SET SESSION AUTHORIZATION regress_priv_user3; select has_table_privilege(current_user,'pg_class','select'); select has_table_privilege(current_user,'pg_class','insert'); select has_table_privilege(t2.oid,'pg_class','update') from (select oid from pg_roles where rolname = current_user) as t2; select has_table_privilege(t2.oid,'pg_class','delete') from (select oid from pg_roles where rolname = current_user) as t2; select has_table_privilege(current_user,t1.oid,'references') from (select oid from pg_class where relname = 'pg_class') as t1; select has_table_privilege(t2.oid,t1.oid,'select') from (select oid from pg_class where relname = 'pg_class') as t1, (select oid from pg_roles where rolname = current_user) as t2; select has_table_privilege(t2.oid,t1.oid,'insert') from (select oid from pg_class where relname = 'pg_class') as t1, (select oid from pg_roles where rolname = current_user) as t2; select has_table_privilege('pg_class','update'); select has_table_privilege('pg_class','delete'); select has_table_privilege('pg_class','truncate'); select has_table_privilege(t1.oid,'select') from (select oid from pg_class where relname = 'pg_class') as t1; select has_table_privilege(t1.oid,'trigger') from (select oid from pg_class where relname = 'pg_class') as t1; select has_table_privilege(current_user,'atest1','select'); select has_table_privilege(current_user,'atest1','insert'); select has_table_privilege(t2.oid,'atest1','update') from (select oid from pg_roles where rolname = current_user) as t2; select has_table_privilege(t2.oid,'atest1','delete') from (select oid from pg_roles where rolname = current_user) as t2; select has_table_privilege(current_user,t1.oid,'references') from (select oid from pg_class where relname = 'atest1') as t1; select has_table_privilege(t2.oid,t1.oid,'select') from (select oid from pg_class where relname = 'atest1') as t1, (select oid from pg_roles where rolname = current_user) as t2; select has_table_privilege(t2.oid,t1.oid,'insert') from (select oid from pg_class where relname = 'atest1') as t1, (select oid from pg_roles where rolname = current_user) as t2; select has_table_privilege('atest1','update'); select has_table_privilege('atest1','delete'); select has_table_privilege('atest1','truncate'); select has_table_privilege(t1.oid,'select') from (select oid from pg_class where relname = 'atest1') as t1; select has_table_privilege(t1.oid,'trigger') from (select oid from pg_class where relname = 'atest1') as t1; -- has_column_privilege function -- bad-input checks (as non-super-user) select has_column_privilege('pg_authid',NULL,'select'); select has_column_privilege('pg_authid','nosuchcol','select'); select has_column_privilege(9999,'nosuchcol','select'); select has_column_privilege(9999,99::int2,'select'); select has_column_privilege('pg_authid',99::int2,'select'); select has_column_privilege(9999,99::int2,'select'); create temp table mytable(f1 int, f2 int, f3 int); alter table mytable drop column f2; select has_column_privilege('mytable','f2','select'); select has_column_privilege('mytable','........pg.dropped.2........','select'); select has_column_privilege('mytable',2::int2,'select'); select has_column_privilege('mytable',99::int2,'select'); revoke select on table mytable from regress_priv_user3; select has_column_privilege('mytable',2::int2,'select'); select has_column_privilege('mytable',99::int2,'select'); drop table mytable; -- Grant options SET SESSION AUTHORIZATION regress_priv_user1; CREATE TABLE atest4 (a int); GRANT SELECT ON atest4 TO regress_priv_user2 WITH GRANT OPTION; GRANT UPDATE ON atest4 TO regress_priv_user2; GRANT SELECT ON atest4 TO GROUP regress_priv_group1 WITH GRANT OPTION; SET SESSION AUTHORIZATION regress_priv_user2; GRANT SELECT ON atest4 TO regress_priv_user3; GRANT UPDATE ON atest4 TO regress_priv_user3; -- fail SET SESSION AUTHORIZATION regress_priv_user1; REVOKE SELECT ON atest4 FROM regress_priv_user3; -- does nothing SELECT has_table_privilege('regress_priv_user3', 'atest4', 'SELECT'); -- true REVOKE SELECT ON atest4 FROM regress_priv_user2; -- fail REVOKE GRANT OPTION FOR SELECT ON atest4 FROM regress_priv_user2 CASCADE; -- ok SELECT has_table_privilege('regress_priv_user2', 'atest4', 'SELECT'); -- true SELECT has_table_privilege('regress_priv_user3', 'atest4', 'SELECT'); -- false SELECT has_table_privilege('regress_priv_user1', 'atest4', 'SELECT WITH GRANT OPTION'); -- true -- security-restricted operations \c - CREATE ROLE regress_sro_user; -- Check that index expressions and predicates are run as the table's owner -- A dummy index function checking current_user CREATE FUNCTION sro_ifun(int) RETURNS int AS $$ BEGIN -- Below we set the table's owner to regress_sro_user ASSERT current_user = 'regress_sro_user', format('sro_ifun(%s) called by %s', $1, current_user); RETURN $1; END; $$ LANGUAGE plpgsql IMMUTABLE; -- Create a table owned by regress_sro_user CREATE TABLE sro_tab (a int); ALTER TABLE sro_tab OWNER TO regress_sro_user; INSERT INTO sro_tab VALUES (1), (2), (3); -- Create an expression index with a predicate CREATE INDEX sro_idx ON sro_tab ((sro_ifun(a) + sro_ifun(0))) WHERE sro_ifun(a + 10) > sro_ifun(10); DROP INDEX sro_idx; -- Do the same concurrently CREATE INDEX CONCURRENTLY sro_idx ON sro_tab ((sro_ifun(a) + sro_ifun(0))) WHERE sro_ifun(a + 10) > sro_ifun(10); -- REINDEX REINDEX TABLE sro_tab; REINDEX INDEX sro_idx; REINDEX TABLE CONCURRENTLY sro_tab; DROP INDEX sro_idx; -- CLUSTER CREATE INDEX sro_cluster_idx ON sro_tab ((sro_ifun(a) + sro_ifun(0))); CLUSTER sro_tab USING sro_cluster_idx; DROP INDEX sro_cluster_idx; -- BRIN index CREATE INDEX sro_brin ON sro_tab USING brin ((sro_ifun(a) + sro_ifun(0))); SELECT brin_desummarize_range('sro_brin', 0); SELECT brin_summarize_range('sro_brin', 0); DROP TABLE sro_tab; -- Check with a partitioned table CREATE TABLE sro_ptab (a int) PARTITION BY RANGE (a); ALTER TABLE sro_ptab OWNER TO regress_sro_user; CREATE TABLE sro_part PARTITION OF sro_ptab FOR VALUES FROM (1) TO (10); ALTER TABLE sro_part OWNER TO regress_sro_user; INSERT INTO sro_ptab VALUES (1), (2), (3); CREATE INDEX sro_pidx ON sro_ptab ((sro_ifun(a) + sro_ifun(0))) WHERE sro_ifun(a + 10) > sro_ifun(10); REINDEX TABLE sro_ptab; REINDEX INDEX CONCURRENTLY sro_pidx; SET SESSION AUTHORIZATION regress_sro_user; CREATE FUNCTION unwanted_grant() RETURNS void LANGUAGE sql AS 'GRANT regress_priv_group2 TO regress_sro_user'; CREATE FUNCTION mv_action() RETURNS bool LANGUAGE sql AS 'DECLARE c CURSOR WITH HOLD FOR SELECT unwanted_grant(); SELECT true'; -- REFRESH of this MV will queue a GRANT at end of transaction CREATE MATERIALIZED VIEW sro_mv AS SELECT mv_action() WITH NO DATA; REFRESH MATERIALIZED VIEW sro_mv; \c - REFRESH MATERIALIZED VIEW sro_mv; SET SESSION AUTHORIZATION regress_sro_user; -- INSERT to this table will queue a GRANT at end of transaction CREATE TABLE sro_trojan_table (); CREATE FUNCTION sro_trojan() RETURNS trigger LANGUAGE plpgsql AS 'BEGIN PERFORM unwanted_grant(); RETURN NULL; END'; CREATE CONSTRAINT TRIGGER t AFTER INSERT ON sro_trojan_table INITIALLY DEFERRED FOR EACH ROW EXECUTE PROCEDURE sro_trojan(); -- Now, REFRESH will issue such an INSERT, queueing the GRANT CREATE OR REPLACE FUNCTION mv_action() RETURNS bool LANGUAGE sql AS 'INSERT INTO sro_trojan_table DEFAULT VALUES; SELECT true'; REFRESH MATERIALIZED VIEW sro_mv; \c - REFRESH MATERIALIZED VIEW sro_mv; BEGIN; SET CONSTRAINTS ALL IMMEDIATE; REFRESH MATERIALIZED VIEW sro_mv; COMMIT; -- REFRESH MATERIALIZED VIEW CONCURRENTLY use of eval_const_expressions() SET SESSION AUTHORIZATION regress_sro_user; CREATE FUNCTION unwanted_grant_nofail(int) RETURNS int IMMUTABLE LANGUAGE plpgsql AS $$ BEGIN PERFORM unwanted_grant(); RAISE WARNING 'owned'; RETURN 1; EXCEPTION WHEN OTHERS THEN RETURN 2; END$$; CREATE MATERIALIZED VIEW sro_index_mv AS SELECT 1 AS c; CREATE UNIQUE INDEX ON sro_index_mv (c) WHERE unwanted_grant_nofail(1) > 0; \c - REFRESH MATERIALIZED VIEW CONCURRENTLY sro_index_mv; REFRESH MATERIALIZED VIEW sro_index_mv; DROP OWNED BY regress_sro_user; DROP ROLE regress_sro_user; -- Admin options SET SESSION AUTHORIZATION regress_priv_user4; CREATE FUNCTION dogrant_ok() RETURNS void LANGUAGE sql SECURITY DEFINER AS 'GRANT regress_priv_group2 TO regress_priv_user5'; GRANT regress_priv_group2 TO regress_priv_user5; -- ok: had ADMIN OPTION SET ROLE regress_priv_group2; GRANT regress_priv_group2 TO regress_priv_user5; -- fails: SET ROLE suspended privilege SET SESSION AUTHORIZATION regress_priv_user1; GRANT regress_priv_group2 TO regress_priv_user5; -- fails: no ADMIN OPTION SELECT dogrant_ok(); -- ok: SECURITY DEFINER conveys ADMIN SET ROLE regress_priv_group2; GRANT regress_priv_group2 TO regress_priv_user5; -- fails: SET ROLE did not help SET SESSION AUTHORIZATION regress_priv_group2; GRANT regress_priv_group2 TO regress_priv_user5; -- fails: no self-admin SET SESSION AUTHORIZATION regress_priv_user4; DROP FUNCTION dogrant_ok(); REVOKE regress_priv_group2 FROM regress_priv_user5; -- has_sequence_privilege tests \c - CREATE SEQUENCE x_seq; GRANT USAGE on x_seq to regress_priv_user2; SELECT has_sequence_privilege('regress_priv_user1', 'atest1', 'SELECT'); SELECT has_sequence_privilege('regress_priv_user1', 'x_seq', 'INSERT'); SELECT has_sequence_privilege('regress_priv_user1', 'x_seq', 'SELECT'); SET SESSION AUTHORIZATION regress_priv_user2; SELECT has_sequence_privilege('x_seq', 'USAGE'); -- largeobject privilege tests \c - SET SESSION AUTHORIZATION regress_priv_user1; SELECT lo_create(1001); SELECT lo_create(1002); SELECT lo_create(1003); SELECT lo_create(1004); SELECT lo_create(1005); GRANT ALL ON LARGE OBJECT 1001 TO PUBLIC; GRANT SELECT ON LARGE OBJECT 1003 TO regress_priv_user2; GRANT SELECT,UPDATE ON LARGE OBJECT 1004 TO regress_priv_user2; GRANT ALL ON LARGE OBJECT 1005 TO regress_priv_user2; GRANT SELECT ON LARGE OBJECT 1005 TO regress_priv_user2 WITH GRANT OPTION; GRANT SELECT, INSERT ON LARGE OBJECT 1001 TO PUBLIC; -- to be failed GRANT SELECT, UPDATE ON LARGE OBJECT 1001 TO nosuchuser; -- to be failed GRANT SELECT, UPDATE ON LARGE OBJECT 999 TO PUBLIC; -- to be failed \c - SET SESSION AUTHORIZATION regress_priv_user2; SELECT lo_create(2001); SELECT lo_create(2002); SELECT loread(lo_open(1001, x'20000'::int), 32); -- allowed, for now SELECT lowrite(lo_open(1001, x'40000'::int), 'abcd'); -- fail, wrong mode SELECT loread(lo_open(1001, x'40000'::int), 32); SELECT loread(lo_open(1002, x'40000'::int), 32); -- to be denied SELECT loread(lo_open(1003, x'40000'::int), 32); SELECT loread(lo_open(1004, x'40000'::int), 32); SELECT lowrite(lo_open(1001, x'20000'::int), 'abcd'); SELECT lowrite(lo_open(1002, x'20000'::int), 'abcd'); -- to be denied SELECT lowrite(lo_open(1003, x'20000'::int), 'abcd'); -- to be denied SELECT lowrite(lo_open(1004, x'20000'::int), 'abcd'); GRANT SELECT ON LARGE OBJECT 1005 TO regress_priv_user3; GRANT UPDATE ON LARGE OBJECT 1006 TO regress_priv_user3; -- to be denied REVOKE ALL ON LARGE OBJECT 2001, 2002 FROM PUBLIC; GRANT ALL ON LARGE OBJECT 2001 TO regress_priv_user3; SELECT lo_unlink(1001); -- to be denied SELECT lo_unlink(2002); \c - -- confirm ACL setting SELECT oid, pg_get_userbyid(lomowner) ownername, lomacl FROM pg_largeobject_metadata WHERE oid >= 1000 AND oid < 3000 ORDER BY oid; SET SESSION AUTHORIZATION regress_priv_user3; SELECT loread(lo_open(1001, x'40000'::int), 32); SELECT loread(lo_open(1003, x'40000'::int), 32); -- to be denied SELECT loread(lo_open(1005, x'40000'::int), 32); SELECT lo_truncate(lo_open(1005, x'20000'::int), 10); -- to be denied SELECT lo_truncate(lo_open(2001, x'20000'::int), 10); -- compatibility mode in largeobject permission \c - SET lo_compat_privileges = false; -- default setting SET SESSION AUTHORIZATION regress_priv_user4; SELECT loread(lo_open(1002, x'40000'::int), 32); -- to be denied SELECT lowrite(lo_open(1002, x'20000'::int), 'abcd'); -- to be denied SELECT lo_truncate(lo_open(1002, x'20000'::int), 10); -- to be denied SELECT lo_put(1002, 1, 'abcd'); -- to be denied SELECT lo_unlink(1002); -- to be denied SELECT lo_export(1001, '/dev/null'); -- to be denied SELECT lo_import('/dev/null'); -- to be denied SELECT lo_import('/dev/null', 2003); -- to be denied \c - SET lo_compat_privileges = true; -- compatibility mode SET SESSION AUTHORIZATION regress_priv_user4; SELECT loread(lo_open(1002, x'40000'::int), 32); SELECT lowrite(lo_open(1002, x'20000'::int), 'abcd'); SELECT lo_truncate(lo_open(1002, x'20000'::int), 10); SELECT lo_unlink(1002); SELECT lo_export(1001, '/dev/null'); -- to be denied -- don't allow unpriv users to access pg_largeobject contents \c - SELECT * FROM pg_largeobject LIMIT 0; SET SESSION AUTHORIZATION regress_priv_user1; SELECT * FROM pg_largeobject LIMIT 0; -- to be denied -- test pg_database_owner RESET SESSION AUTHORIZATION; GRANT pg_database_owner TO regress_priv_user1; GRANT regress_priv_user1 TO pg_database_owner; CREATE TABLE datdba_only (); ALTER TABLE datdba_only OWNER TO pg_database_owner; REVOKE DELETE ON datdba_only FROM pg_database_owner; SELECT pg_has_role('regress_priv_user1', 'pg_database_owner', 'USAGE') as priv, pg_has_role('regress_priv_user1', 'pg_database_owner', 'MEMBER') as mem, pg_has_role('regress_priv_user1', 'pg_database_owner', 'MEMBER WITH ADMIN OPTION') as admin; BEGIN; DO $$BEGIN EXECUTE format( 'ALTER DATABASE %I OWNER TO regress_priv_group2', current_catalog); END$$; SELECT pg_has_role('regress_priv_user1', 'pg_database_owner', 'USAGE') as priv, pg_has_role('regress_priv_user1', 'pg_database_owner', 'MEMBER') as mem, pg_has_role('regress_priv_user1', 'pg_database_owner', 'MEMBER WITH ADMIN OPTION') as admin; SET SESSION AUTHORIZATION regress_priv_user1; TABLE information_schema.enabled_roles ORDER BY role_name COLLATE "C"; TABLE information_schema.applicable_roles ORDER BY role_name COLLATE "C"; INSERT INTO datdba_only DEFAULT VALUES; SAVEPOINT q; DELETE FROM datdba_only; ROLLBACK TO q; SET SESSION AUTHORIZATION regress_priv_user2; TABLE information_schema.enabled_roles; INSERT INTO datdba_only DEFAULT VALUES; ROLLBACK; -- test default ACLs \c - CREATE SCHEMA testns; GRANT ALL ON SCHEMA testns TO regress_priv_user1; CREATE TABLE testns.acltest1 (x int); SELECT has_table_privilege('regress_priv_user1', 'testns.acltest1', 'SELECT'); -- no SELECT has_table_privilege('regress_priv_user1', 'testns.acltest1', 'INSERT'); -- no -- placeholder for test with duplicated schema and role names ALTER DEFAULT PRIVILEGES IN SCHEMA testns,testns GRANT SELECT ON TABLES TO public,public; SELECT has_table_privilege('regress_priv_user1', 'testns.acltest1', 'SELECT'); -- no SELECT has_table_privilege('regress_priv_user1', 'testns.acltest1', 'INSERT'); -- no DROP TABLE testns.acltest1; CREATE TABLE testns.acltest1 (x int); SELECT has_table_privilege('regress_priv_user1', 'testns.acltest1', 'SELECT'); -- yes SELECT has_table_privilege('regress_priv_user1', 'testns.acltest1', 'INSERT'); -- no ALTER DEFAULT PRIVILEGES IN SCHEMA testns GRANT INSERT ON TABLES TO regress_priv_user1; DROP TABLE testns.acltest1; CREATE TABLE testns.acltest1 (x int); SELECT has_table_privilege('regress_priv_user1', 'testns.acltest1', 'SELECT'); -- yes SELECT has_table_privilege('regress_priv_user1', 'testns.acltest1', 'INSERT'); -- yes ALTER DEFAULT PRIVILEGES IN SCHEMA testns REVOKE INSERT ON TABLES FROM regress_priv_user1; DROP TABLE testns.acltest1; CREATE TABLE testns.acltest1 (x int); SELECT has_table_privilege('regress_priv_user1', 'testns.acltest1', 'SELECT'); -- yes SELECT has_table_privilege('regress_priv_user1', 'testns.acltest1', 'INSERT'); -- no ALTER DEFAULT PRIVILEGES FOR ROLE regress_priv_user1 REVOKE EXECUTE ON FUNCTIONS FROM public; ALTER DEFAULT PRIVILEGES IN SCHEMA testns GRANT USAGE ON SCHEMAS TO regress_priv_user2; -- error -- -- Testing blanket default grants is very hazardous since it might change -- the privileges attached to objects created by concurrent regression tests. -- To avoid that, be sure to revoke the privileges again before committing. -- BEGIN; ALTER DEFAULT PRIVILEGES GRANT USAGE ON SCHEMAS TO regress_priv_user2; CREATE SCHEMA testns2; SELECT has_schema_privilege('regress_priv_user2', 'testns2', 'USAGE'); -- yes SELECT has_schema_privilege('regress_priv_user6', 'testns2', 'USAGE'); -- yes SELECT has_schema_privilege('regress_priv_user2', 'testns2', 'CREATE'); -- no ALTER DEFAULT PRIVILEGES REVOKE USAGE ON SCHEMAS FROM regress_priv_user2; CREATE SCHEMA testns3; SELECT has_schema_privilege('regress_priv_user2', 'testns3', 'USAGE'); -- no SELECT has_schema_privilege('regress_priv_user2', 'testns3', 'CREATE'); -- no ALTER DEFAULT PRIVILEGES GRANT ALL ON SCHEMAS TO regress_priv_user2; CREATE SCHEMA testns4; SELECT has_schema_privilege('regress_priv_user2', 'testns4', 'USAGE'); -- yes SELECT has_schema_privilege('regress_priv_user2', 'testns4', 'CREATE'); -- yes ALTER DEFAULT PRIVILEGES REVOKE ALL ON SCHEMAS FROM regress_priv_user2; COMMIT; -- Test for DROP OWNED BY with shared dependencies. This is done in a -- separate, rollbacked, transaction to avoid any trouble with other -- regression sessions. BEGIN; ALTER DEFAULT PRIVILEGES GRANT ALL ON FUNCTIONS TO regress_priv_user2; ALTER DEFAULT PRIVILEGES GRANT ALL ON SCHEMAS TO regress_priv_user2; ALTER DEFAULT PRIVILEGES GRANT ALL ON SEQUENCES TO regress_priv_user2; ALTER DEFAULT PRIVILEGES GRANT ALL ON TABLES TO regress_priv_user2; ALTER DEFAULT PRIVILEGES GRANT ALL ON TYPES TO regress_priv_user2; SELECT count(*) FROM pg_shdepend WHERE deptype = 'a' AND refobjid = 'regress_priv_user2'::regrole AND classid = 'pg_default_acl'::regclass; DROP OWNED BY regress_priv_user2, regress_priv_user2; SELECT count(*) FROM pg_shdepend WHERE deptype = 'a' AND refobjid = 'regress_priv_user2'::regrole AND classid = 'pg_default_acl'::regclass; ROLLBACK; CREATE SCHEMA testns5; SELECT has_schema_privilege('regress_priv_user2', 'testns5', 'USAGE'); -- no SELECT has_schema_privilege('regress_priv_user2', 'testns5', 'CREATE'); -- no SET ROLE regress_priv_user1; CREATE FUNCTION testns.foo() RETURNS int AS 'select 1' LANGUAGE sql; CREATE AGGREGATE testns.agg1(int) (sfunc = int4pl, stype = int4); CREATE PROCEDURE testns.bar() AS 'select 1' LANGUAGE sql; SELECT has_function_privilege('regress_priv_user2', 'testns.foo()', 'EXECUTE'); -- no SELECT has_function_privilege('regress_priv_user2', 'testns.agg1(int)', 'EXECUTE'); -- no SELECT has_function_privilege('regress_priv_user2', 'testns.bar()', 'EXECUTE'); -- no ALTER DEFAULT PRIVILEGES IN SCHEMA testns GRANT EXECUTE ON ROUTINES to public; DROP FUNCTION testns.foo(); CREATE FUNCTION testns.foo() RETURNS int AS 'select 1' LANGUAGE sql; DROP AGGREGATE testns.agg1(int); CREATE AGGREGATE testns.agg1(int) (sfunc = int4pl, stype = int4); DROP PROCEDURE testns.bar(); CREATE PROCEDURE testns.bar() AS 'select 1' LANGUAGE sql; SELECT has_function_privilege('regress_priv_user2', 'testns.foo()', 'EXECUTE'); -- yes SELECT has_function_privilege('regress_priv_user2', 'testns.agg1(int)', 'EXECUTE'); -- yes SELECT has_function_privilege('regress_priv_user2', 'testns.bar()', 'EXECUTE'); -- yes (counts as function here) DROP FUNCTION testns.foo(); DROP AGGREGATE testns.agg1(int); DROP PROCEDURE testns.bar(); ALTER DEFAULT PRIVILEGES FOR ROLE regress_priv_user1 REVOKE USAGE ON TYPES FROM public; CREATE DOMAIN testns.priv_testdomain1 AS int; SELECT has_type_privilege('regress_priv_user2', 'testns.priv_testdomain1', 'USAGE'); -- no ALTER DEFAULT PRIVILEGES IN SCHEMA testns GRANT USAGE ON TYPES to public; DROP DOMAIN testns.priv_testdomain1; CREATE DOMAIN testns.priv_testdomain1 AS int; SELECT has_type_privilege('regress_priv_user2', 'testns.priv_testdomain1', 'USAGE'); -- yes DROP DOMAIN testns.priv_testdomain1; RESET ROLE; SELECT count(*) FROM pg_default_acl d LEFT JOIN pg_namespace n ON defaclnamespace = n.oid WHERE nspname = 'testns'; DROP SCHEMA testns CASCADE; DROP SCHEMA testns2 CASCADE; DROP SCHEMA testns3 CASCADE; DROP SCHEMA testns4 CASCADE; DROP SCHEMA testns5 CASCADE; SELECT d.* -- check that entries went away FROM pg_default_acl d LEFT JOIN pg_namespace n ON defaclnamespace = n.oid WHERE nspname IS NULL AND defaclnamespace != 0; -- Grant on all objects of given type in a schema \c - CREATE SCHEMA testns; CREATE TABLE testns.t1 (f1 int); CREATE TABLE testns.t2 (f1 int); SELECT has_table_privilege('regress_priv_user1', 'testns.t1', 'SELECT'); -- false GRANT ALL ON ALL TABLES IN SCHEMA testns TO regress_priv_user1; SELECT has_table_privilege('regress_priv_user1', 'testns.t1', 'SELECT'); -- true SELECT has_table_privilege('regress_priv_user1', 'testns.t2', 'SELECT'); -- true REVOKE ALL ON ALL TABLES IN SCHEMA testns FROM regress_priv_user1; SELECT has_table_privilege('regress_priv_user1', 'testns.t1', 'SELECT'); -- false SELECT has_table_privilege('regress_priv_user1', 'testns.t2', 'SELECT'); -- false CREATE FUNCTION testns.priv_testfunc(int) RETURNS int AS 'select 3 * $1;' LANGUAGE sql; CREATE AGGREGATE testns.priv_testagg(int) (sfunc = int4pl, stype = int4); CREATE PROCEDURE testns.priv_testproc(int) AS 'select 3' LANGUAGE sql; SELECT has_function_privilege('regress_priv_user1', 'testns.priv_testfunc(int)', 'EXECUTE'); -- true by default SELECT has_function_privilege('regress_priv_user1', 'testns.priv_testagg(int)', 'EXECUTE'); -- true by default SELECT has_function_privilege('regress_priv_user1', 'testns.priv_testproc(int)', 'EXECUTE'); -- true by default REVOKE ALL ON ALL FUNCTIONS IN SCHEMA testns FROM PUBLIC; SELECT has_function_privilege('regress_priv_user1', 'testns.priv_testfunc(int)', 'EXECUTE'); -- false SELECT has_function_privilege('regress_priv_user1', 'testns.priv_testagg(int)', 'EXECUTE'); -- false SELECT has_function_privilege('regress_priv_user1', 'testns.priv_testproc(int)', 'EXECUTE'); -- still true, not a function REVOKE ALL ON ALL PROCEDURES IN SCHEMA testns FROM PUBLIC; SELECT has_function_privilege('regress_priv_user1', 'testns.priv_testproc(int)', 'EXECUTE'); -- now false GRANT ALL ON ALL ROUTINES IN SCHEMA testns TO PUBLIC; SELECT has_function_privilege('regress_priv_user1', 'testns.priv_testfunc(int)', 'EXECUTE'); -- true SELECT has_function_privilege('regress_priv_user1', 'testns.priv_testagg(int)', 'EXECUTE'); -- true SELECT has_function_privilege('regress_priv_user1', 'testns.priv_testproc(int)', 'EXECUTE'); -- true DROP SCHEMA testns CASCADE; -- Change owner of the schema & and rename of new schema owner \c - CREATE ROLE regress_schemauser1 superuser login; CREATE ROLE regress_schemauser2 superuser login; SET SESSION ROLE regress_schemauser1; CREATE SCHEMA testns; SELECT nspname, rolname FROM pg_namespace, pg_roles WHERE pg_namespace.nspname = 'testns' AND pg_namespace.nspowner = pg_roles.oid; ALTER SCHEMA testns OWNER TO regress_schemauser2; ALTER ROLE regress_schemauser2 RENAME TO regress_schemauser_renamed; SELECT nspname, rolname FROM pg_namespace, pg_roles WHERE pg_namespace.nspname = 'testns' AND pg_namespace.nspowner = pg_roles.oid; set session role regress_schemauser_renamed; DROP SCHEMA testns CASCADE; -- clean up \c - DROP ROLE regress_schemauser1; DROP ROLE regress_schemauser_renamed; -- test that dependent privileges are revoked (or not) properly \c - set session role regress_priv_user1; create table dep_priv_test (a int); grant select on dep_priv_test to regress_priv_user2 with grant option; grant select on dep_priv_test to regress_priv_user3 with grant option; set session role regress_priv_user2; grant select on dep_priv_test to regress_priv_user4 with grant option; set session role regress_priv_user3; grant select on dep_priv_test to regress_priv_user4 with grant option; set session role regress_priv_user4; grant select on dep_priv_test to regress_priv_user5; \dp dep_priv_test set session role regress_priv_user2; revoke select on dep_priv_test from regress_priv_user4 cascade; \dp dep_priv_test set session role regress_priv_user3; revoke select on dep_priv_test from regress_priv_user4 cascade; \dp dep_priv_test set session role regress_priv_user1; drop table dep_priv_test; -- clean up \c drop sequence x_seq; DROP AGGREGATE priv_testagg1(int); DROP FUNCTION priv_testfunc2(int); DROP FUNCTION priv_testfunc4(boolean); DROP PROCEDURE priv_testproc1(int); DROP VIEW atestv0; DROP VIEW atestv1; DROP VIEW atestv2; -- this should cascade to drop atestv4 DROP VIEW atestv3 CASCADE; -- this should complain "does not exist" DROP VIEW atestv4; DROP TABLE atest1; DROP TABLE atest2; DROP TABLE atest3; DROP TABLE atest4; DROP TABLE atest5; DROP TABLE atest6; DROP TABLE atestc; DROP TABLE atestp1; DROP TABLE atestp2; SELECT lo_unlink(oid) FROM pg_largeobject_metadata WHERE oid >= 1000 AND oid < 3000 ORDER BY oid; DROP GROUP regress_priv_group1; DROP GROUP regress_priv_group2; -- these are needed to clean up permissions REVOKE USAGE ON LANGUAGE sql FROM regress_priv_user1; DROP OWNED BY regress_priv_user1; DROP USER regress_priv_user1; DROP USER regress_priv_user2; DROP USER regress_priv_user3; DROP USER regress_priv_user4; DROP USER regress_priv_user5; DROP USER regress_priv_user6; DROP USER regress_priv_user7; DROP USER regress_priv_user8; -- does not exist -- permissions with LOCK TABLE CREATE USER regress_locktable_user; CREATE TABLE lock_table (a int); -- LOCK TABLE and SELECT permission GRANT SELECT ON lock_table TO regress_locktable_user; SET SESSION AUTHORIZATION regress_locktable_user; BEGIN; LOCK TABLE lock_table IN ROW EXCLUSIVE MODE; -- should fail ROLLBACK; BEGIN; LOCK TABLE lock_table IN ACCESS SHARE MODE; -- should pass COMMIT; BEGIN; LOCK TABLE lock_table IN ACCESS EXCLUSIVE MODE; -- should fail ROLLBACK; \c REVOKE SELECT ON lock_table FROM regress_locktable_user; -- LOCK TABLE and INSERT permission GRANT INSERT ON lock_table TO regress_locktable_user; SET SESSION AUTHORIZATION regress_locktable_user; BEGIN; LOCK TABLE lock_table IN ROW EXCLUSIVE MODE; -- should pass COMMIT; BEGIN; LOCK TABLE lock_table IN ACCESS SHARE MODE; -- should fail ROLLBACK; BEGIN; LOCK TABLE lock_table IN ACCESS EXCLUSIVE MODE; -- should fail ROLLBACK; \c REVOKE INSERT ON lock_table FROM regress_locktable_user; -- LOCK TABLE and UPDATE permission GRANT UPDATE ON lock_table TO regress_locktable_user; SET SESSION AUTHORIZATION regress_locktable_user; BEGIN; LOCK TABLE lock_table IN ROW EXCLUSIVE MODE; -- should pass COMMIT; BEGIN; LOCK TABLE lock_table IN ACCESS SHARE MODE; -- should fail ROLLBACK; BEGIN; LOCK TABLE lock_table IN ACCESS EXCLUSIVE MODE; -- should pass COMMIT; \c REVOKE UPDATE ON lock_table FROM regress_locktable_user; -- LOCK TABLE and DELETE permission GRANT DELETE ON lock_table TO regress_locktable_user; SET SESSION AUTHORIZATION regress_locktable_user; BEGIN; LOCK TABLE lock_table IN ROW EXCLUSIVE MODE; -- should pass COMMIT; BEGIN; LOCK TABLE lock_table IN ACCESS SHARE MODE; -- should fail ROLLBACK; BEGIN; LOCK TABLE lock_table IN ACCESS EXCLUSIVE MODE; -- should pass COMMIT; \c REVOKE DELETE ON lock_table FROM regress_locktable_user; -- LOCK TABLE and TRUNCATE permission GRANT TRUNCATE ON lock_table TO regress_locktable_user; SET SESSION AUTHORIZATION regress_locktable_user; BEGIN; LOCK TABLE lock_table IN ROW EXCLUSIVE MODE; -- should pass COMMIT; BEGIN; LOCK TABLE lock_table IN ACCESS SHARE MODE; -- should fail ROLLBACK; BEGIN; LOCK TABLE lock_table IN ACCESS EXCLUSIVE MODE; -- should pass COMMIT; \c REVOKE TRUNCATE ON lock_table FROM regress_locktable_user; -- clean up DROP TABLE lock_table; DROP USER regress_locktable_user; -- test to check privileges of system views pg_shmem_allocations and -- pg_backend_memory_contexts. -- switch to superuser \c - CREATE ROLE regress_readallstats; SELECT has_table_privilege('regress_readallstats','pg_backend_memory_contexts','SELECT'); -- no SELECT has_table_privilege('regress_readallstats','pg_shmem_allocations','SELECT'); -- no GRANT pg_read_all_stats TO regress_readallstats; SELECT has_table_privilege('regress_readallstats','pg_backend_memory_contexts','SELECT'); -- yes SELECT has_table_privilege('regress_readallstats','pg_shmem_allocations','SELECT'); -- yes -- run query to ensure that functions within views can be executed SET ROLE regress_readallstats; SELECT COUNT(*) >= 0 AS ok FROM pg_backend_memory_contexts; SELECT COUNT(*) >= 0 AS ok FROM pg_shmem_allocations; RESET ROLE; -- clean up DROP ROLE regress_readallstats;