-- -- Regression Test for DML Permissions -- -- -- Setup -- CREATE TABLE t1 (a int, junk int, b text); SECURITY LABEL ON TABLE t1 IS 'system_u:object_r:sepgsql_table_t:s0'; ALTER TABLE t1 DROP COLUMN junk; INSERT INTO t1 VALUES (1, 'aaa'), (2, 'bbb'), (3, 'ccc'); CREATE TABLE t2 (x int, y text); SECURITY LABEL ON TABLE t2 IS 'system_u:object_r:sepgsql_ro_table_t:s0'; INSERT INTO t2 VALUES (1, 'xxx'), (2, 'yyy'), (3, 'zzz'); CREATE TABLE t3 (s int, t text); SECURITY LABEL ON TABLE t3 IS 'system_u:object_r:sepgsql_fixed_table_t:s0'; INSERT INTO t3 VALUES (1, 'sss'), (2, 'ttt'), (3, 'uuu'); CREATE TABLE t4 (m int, junk int, n text); SECURITY LABEL ON TABLE t4 IS 'system_u:object_r:sepgsql_secret_table_t:s0'; ALTER TABLE t4 DROP COLUMN junk; INSERT INTO t4 VALUES (1, 'mmm'), (2, 'nnn'), (3, 'ooo'); CREATE TABLE t5 (e text, f text, g text); SECURITY LABEL ON TABLE t5 IS 'system_u:object_r:sepgsql_table_t:s0'; SECURITY LABEL ON COLUMN t5.e IS 'system_u:object_r:sepgsql_table_t:s0'; SECURITY LABEL ON COLUMN t5.f IS 'system_u:object_r:sepgsql_ro_table_t:s0'; SECURITY LABEL ON COLUMN t5.g IS 'system_u:object_r:sepgsql_secret_table_t:s0'; --- -- partitioned table parent CREATE TABLE t1p (o int, p text, q text) PARTITION BY RANGE (o); SECURITY LABEL ON TABLE t1p IS 'system_u:object_r:sepgsql_table_t:s0'; SECURITY LABEL ON COLUMN t1p.o IS 'system_u:object_r:sepgsql_table_t:s0'; SECURITY LABEL ON COLUMN t1p.p IS 'system_u:object_r:sepgsql_ro_table_t:s0'; SECURITY LABEL ON COLUMN t1p.q IS 'system_u:object_r:sepgsql_secret_table_t:s0'; -- partitioned table children CREATE TABLE t1p_ones PARTITION OF t1p FOR VALUES FROM ('0') TO ('10'); SECURITY LABEL ON COLUMN t1p_ones.o IS 'system_u:object_r:sepgsql_table_t:s0'; SECURITY LABEL ON COLUMN t1p_ones.p IS 'system_u:object_r:sepgsql_ro_table_t:s0'; SECURITY LABEL ON COLUMN t1p_ones.q IS 'system_u:object_r:sepgsql_secret_table_t:s0'; CREATE TABLE t1p_tens PARTITION OF t1p FOR VALUES FROM ('10') TO ('100'); SECURITY LABEL ON COLUMN t1p_tens.o IS 'system_u:object_r:sepgsql_table_t:s0'; SECURITY LABEL ON COLUMN t1p_tens.p IS 'system_u:object_r:sepgsql_ro_table_t:s0'; SECURITY LABEL ON COLUMN t1p_tens.q IS 'system_u:object_r:sepgsql_secret_table_t:s0'; --- CREATE TABLE customer (cid int primary key, cname text, ccredit text); SECURITY LABEL ON COLUMN customer.ccredit IS 'system_u:object_r:sepgsql_secret_table_t:s0'; INSERT INTO customer VALUES (1, 'Taro', '1111-2222-3333-4444'), (2, 'Hanako', '5555-6666-7777-8888'); CREATE FUNCTION customer_credit(int) RETURNS text AS 'SELECT regexp_replace(ccredit, ''-[0-9]+$'', ''-????'') FROM customer WHERE cid = $1' LANGUAGE sql; SECURITY LABEL ON FUNCTION customer_credit(int) IS 'system_u:object_r:sepgsql_trusted_proc_exec_t:s0'; SELECT objtype, objname, label FROM pg_seclabels WHERE provider = 'selinux' AND objtype in ('table', 'column') AND objname in ('t1', 't2', 't3', 't4', 't5', 't5.e', 't5.f', 't5.g', 't1p', 't1p.o', 't1p.p', 't1p.q', 't1p_ones', 't1p_ones.o', 't1p_ones.p', 't1p_ones.q', 't1p_tens', 't1p_tens.o', 't1p_tens.p', 't1p_tens.q') ORDER BY objname COLLATE "C"; objtype | objname | label ---------+------------+--------------------------------------------- table | t1 | system_u:object_r:sepgsql_table_t:s0 table | t1p | system_u:object_r:sepgsql_table_t:s0 column | t1p.o | system_u:object_r:sepgsql_table_t:s0 column | t1p.p | system_u:object_r:sepgsql_ro_table_t:s0 column | t1p.q | system_u:object_r:sepgsql_secret_table_t:s0 table | t1p_ones | unconfined_u:object_r:sepgsql_table_t:s0 column | t1p_ones.o | system_u:object_r:sepgsql_table_t:s0 column | t1p_ones.p | system_u:object_r:sepgsql_ro_table_t:s0 column | t1p_ones.q | system_u:object_r:sepgsql_secret_table_t:s0 table | t1p_tens | unconfined_u:object_r:sepgsql_table_t:s0 column | t1p_tens.o | system_u:object_r:sepgsql_table_t:s0 column | t1p_tens.p | system_u:object_r:sepgsql_ro_table_t:s0 column | t1p_tens.q | system_u:object_r:sepgsql_secret_table_t:s0 table | t2 | system_u:object_r:sepgsql_ro_table_t:s0 table | t3 | system_u:object_r:sepgsql_fixed_table_t:s0 table | t4 | system_u:object_r:sepgsql_secret_table_t:s0 table | t5 | system_u:object_r:sepgsql_table_t:s0 column | t5.e | system_u:object_r:sepgsql_table_t:s0 column | t5.f | system_u:object_r:sepgsql_ro_table_t:s0 column | t5.g | system_u:object_r:sepgsql_secret_table_t:s0 (20 rows) CREATE SCHEMA my_schema_1; CREATE TABLE my_schema_1.ts1 (a int, b text); CREATE TABLE my_schema_1.pts1 (o int, p text) PARTITION BY RANGE (o); CREATE TABLE my_schema_1.pts1_ones PARTITION OF my_schema_1.pts1 FOR VALUES FROM ('0') to ('10'); CREATE SCHEMA my_schema_2; CREATE TABLE my_schema_2.ts2 (x int, y text); CREATE TABLE my_schema_2.pts2 (o int, p text) PARTITION BY RANGE (o); CREATE TABLE my_schema_2.pts2_tens PARTITION OF my_schema_2.pts2 FOR VALUES FROM ('10') to ('100'); SECURITY LABEL ON SCHEMA my_schema_2 IS 'system_u:object_r:sepgsql_regtest_invisible_schema_t:s0'; -- Hardwired Rules UPDATE pg_attribute SET attisdropped = true WHERE attrelid = 't5'::regclass AND attname = 'f'; -- failed ERROR: SELinux: hardwired security policy violation -- -- Simple DML statements -- SELECT sepgsql_getcon(); -- confirm client privilege sepgsql_getcon ----------------------------------------------------- unconfined_u:unconfined_r:sepgsql_regtest_user_t:s0 (1 row) SELECT * FROM t1; -- ok a | b ---+----- 1 | aaa 2 | bbb 3 | ccc (3 rows) SELECT * FROM t2; -- ok x | y ---+----- 1 | xxx 2 | yyy 3 | zzz (3 rows) SELECT * FROM t3; -- ok s | t ---+----- 1 | sss 2 | ttt 3 | uuu (3 rows) SELECT * FROM t4; -- failed ERROR: SELinux: security policy violation SELECT * FROM t5; -- failed ERROR: SELinux: security policy violation SELECT e,f FROM t5; -- ok e | f ---+--- (0 rows) SELECT (t1.*)::record FROM t1; -- ok t1 --------- (1,aaa) (2,bbb) (3,ccc) (3 rows) SELECT (t4.*)::record FROM t4; -- failed ERROR: SELinux: security policy violation --- -- partitioned table parent SELECT * FROM t1p; -- failed ERROR: SELinux: security policy violation SELECT o,p FROM t1p; -- ok o | p ---+--- (0 rows) --partitioned table children SELECT * FROM t1p_ones; -- failed ERROR: SELinux: security policy violation SELECT o FROM t1p_ones; -- ok o --- (0 rows) SELECT o,p FROM t1p_ones; -- ok o | p ---+--- (0 rows) SELECT * FROM t1p_tens; -- failed ERROR: SELinux: security policy violation SELECT o FROM t1p_tens; -- ok o --- (0 rows) SELECT o,p FROM t1p_tens; -- ok o | p ---+--- (0 rows) --- SELECT * FROM customer; -- failed ERROR: SELinux: security policy violation SELECT cid, cname, customer_credit(cid) FROM customer; -- ok cid | cname | customer_credit -----+--------+--------------------- 1 | Taro | 1111-2222-3333-???? 2 | Hanako | 5555-6666-7777-???? (2 rows) SELECT count(*) FROM t5; -- ok count ------- 0 (1 row) SELECT count(*) FROM t5 WHERE g IS NULL; -- failed ERROR: SELinux: security policy violation --- -- partitioned table parent SELECT count(*) FROM t1p; -- ok count ------- 0 (1 row) SELECT count(*) FROM t1p WHERE q IS NULL; -- failed ERROR: SELinux: security policy violation -- partitioned table children SELECT count(*) FROM t1p_ones; -- ok count ------- 0 (1 row) SELECT count(*) FROM t1p_ones WHERE q IS NULL; -- failed ERROR: SELinux: security policy violation SELECT count(*) FROM t1p_tens; -- ok count ------- 0 (1 row) SELECT count(*) FROM t1p_tens WHERE q IS NULL; -- failed ERROR: SELinux: security policy violation --- INSERT INTO t1 VALUES (4, 'abc'); -- ok INSERT INTO t2 VALUES (4, 'xyz'); -- failed ERROR: SELinux: security policy violation INSERT INTO t3 VALUES (4, 'stu'); -- ok INSERT INTO t4 VALUES (4, 'mno'); -- failed ERROR: SELinux: security policy violation INSERT INTO t5 VALUES (1,2,3); -- failed ERROR: SELinux: security policy violation INSERT INTO t5 (e,f) VALUES ('abc', 'def'); -- failed ERROR: SELinux: security policy violation INSERT INTO t5 (e) VALUES ('abc'); -- ok --- -- partitioned table parent INSERT INTO t1p (o,p) VALUES (9, 'mno'); -- failed ERROR: SELinux: security policy violation INSERT INTO t1p (o) VALUES (9); -- ok INSERT INTO t1p (o,p) VALUES (99, 'pqr'); -- failed ERROR: SELinux: security policy violation INSERT INTO t1p (o) VALUES (99); -- ok -- partitioned table children INSERT INTO t1p_ones (o,p) VALUES (9, 'mno'); -- failed ERROR: SELinux: security policy violation INSERT INTO t1p_ones (o) VALUES (9); -- ok INSERT INTO t1p_tens (o,p) VALUES (99, 'pqr'); -- failed ERROR: SELinux: security policy violation INSERT INTO t1p_tens (o) VALUES (99); -- ok --- UPDATE t1 SET b = b || '_upd'; -- ok UPDATE t2 SET y = y || '_upd'; -- failed ERROR: SELinux: security policy violation UPDATE t3 SET t = t || '_upd'; -- failed ERROR: SELinux: security policy violation UPDATE t4 SET n = n || '_upd'; -- failed ERROR: SELinux: security policy violation UPDATE t5 SET e = 'xyz'; -- ok UPDATE t5 SET e = f || '_upd'; -- ok UPDATE t5 SET e = g || '_upd'; -- failed ERROR: SELinux: security policy violation --- -- partitioned table parent UPDATE t1p SET o = 9 WHERE o < 10; -- ok UPDATE t1p SET o = 99 WHERE o >= 10; -- ok UPDATE t1p SET o = ascii(COALESCE(p,'upd'))%10 WHERE o < 10; -- ok UPDATE t1p SET o = ascii(COALESCE(q,'upd'))%100 WHERE o >= 10; -- failed ERROR: SELinux: security policy violation -- partitioned table children UPDATE t1p_ones SET o = 9; -- ok UPDATE t1p_ones SET o = ascii(COALESCE(p,'upd'))%10; -- ok UPDATE t1p_ones SET o = ascii(COALESCE(q,'upd'))%10; -- failed ERROR: SELinux: security policy violation UPDATE t1p_tens SET o = 99; -- ok UPDATE t1p_tens SET o = ascii(COALESCE(p,'upd'))%100; -- ok UPDATE t1p_tens SET o = ascii(COALESCE(q,'upd'))%100; -- failed ERROR: SELinux: security policy violation --- DELETE FROM t1; -- ok DELETE FROM t2; -- failed ERROR: SELinux: security policy violation DELETE FROM t3; -- failed ERROR: SELinux: security policy violation DELETE FROM t4; -- failed ERROR: SELinux: security policy violation DELETE FROM t5; -- ok DELETE FROM t5 WHERE f IS NULL; -- ok DELETE FROM t5 WHERE g IS NULL; -- failed ERROR: SELinux: security policy violation --- -- partitioned table parent DELETE FROM t1p; -- ok DELETE FROM t1p WHERE p IS NULL; -- ok DELETE FROM t1p WHERE q IS NULL; -- failed ERROR: SELinux: security policy violation -- partitioned table children DELETE FROM t1p_ones WHERE p IS NULL; -- ok DELETE FROM t1p_ones WHERE q IS NULL; -- failed; ERROR: SELinux: security policy violation DELETE FROM t1p_tens WHERE p IS NULL; -- ok DELETE FROM t1p_tens WHERE q IS NULL; -- failed ERROR: SELinux: security policy violation --- -- -- COPY TO/FROM statements -- COPY t1 TO '/dev/null'; -- ok COPY t2 TO '/dev/null'; -- ok COPY t3 TO '/dev/null'; -- ok COPY t4 TO '/dev/null'; -- failed ERROR: SELinux: security policy violation COPY t5 TO '/dev/null'; -- failed ERROR: SELinux: security policy violation COPY t5(e,f) TO '/dev/null'; -- ok --- -- partitioned table parent COPY (SELECT * FROM t1p) TO '/dev/null'; -- failed ERROR: SELinux: security policy violation COPY (SELECT (o,p) FROM t1p) TO '/dev/null'; -- ok -- partitioned table children COPY t1p_ones TO '/dev/null'; -- failed ERROR: SELinux: security policy violation COPY t1p_ones(o,p) TO '/dev/null'; -- ok COPY t1p_tens TO '/dev/null'; -- failed ERROR: SELinux: security policy violation COPY t1p_tens(o,p) TO '/dev/null'; -- ok --- COPY t1 FROM '/dev/null'; -- ok COPY t2 FROM '/dev/null'; -- failed ERROR: SELinux: security policy violation COPY t3 FROM '/dev/null'; -- ok COPY t4 FROM '/dev/null'; -- failed ERROR: SELinux: security policy violation COPY t5 FROM '/dev/null'; -- failed ERROR: SELinux: security policy violation COPY t5 (e,f) FROM '/dev/null'; -- failed ERROR: SELinux: security policy violation COPY t5 (e) FROM '/dev/null'; -- ok --- -- partitioned table parent COPY t1p FROM '/dev/null'; -- failed ERROR: SELinux: security policy violation COPY t1p (o) FROM '/dev/null'; -- ok -- partitioned table children COPY t1p_ones FROM '/dev/null'; -- failed ERROR: SELinux: security policy violation COPY t1p_ones (o) FROM '/dev/null'; -- ok COPY t1p_tens FROM '/dev/null'; -- failed ERROR: SELinux: security policy violation COPY t1p_tens (o) FROM '/dev/null'; -- ok --- -- -- Schema search path -- SET search_path = my_schema_1, my_schema_2, public; SELECT * FROM ts1; -- ok a | b ---+--- (0 rows) SELECT * FROM ts2; -- failed (relation not found) ERROR: relation "ts2" does not exist LINE 1: SELECT * FROM ts2; ^ SELECT * FROM my_schema_2.ts2; -- failed (policy violation) ERROR: SELinux: security policy violation LINE 1: SELECT * FROM my_schema_2.ts2; ^ -- -- Clean up -- SELECT sepgsql_getcon(); -- confirm client privilege sepgsql_getcon --------------------------------------------------------------------- unconfined_u:unconfined_r:sepgsql_regtest_superuser_t:s0-s0:c0.c255 (1 row) DROP TABLE IF EXISTS t1 CASCADE; DROP TABLE IF EXISTS t2 CASCADE; DROP TABLE IF EXISTS t3 CASCADE; DROP TABLE IF EXISTS t4 CASCADE; DROP TABLE IF EXISTS t5 CASCADE; DROP TABLE IF EXISTS t1p CASCADE; DROP TABLE IF EXISTS customer CASCADE; DROP SCHEMA IF EXISTS my_schema_1 CASCADE; NOTICE: drop cascades to 2 other objects DETAIL: drop cascades to table my_schema_1.ts1 drop cascades to table my_schema_1.pts1 DROP SCHEMA IF EXISTS my_schema_2 CASCADE; NOTICE: drop cascades to 2 other objects DETAIL: drop cascades to table my_schema_2.ts2 drop cascades to table my_schema_2.pts2