mirror of
https://git.postgresql.org/git/postgresql.git
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347 lines
11 KiB
SQL
347 lines
11 KiB
SQL
--
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-- Test access privileges
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--
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CREATE USER regressuser1;
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CREATE USER regressuser2;
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CREATE USER regressuser3;
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CREATE USER regressuser4;
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CREATE USER regressuser4; -- duplicate
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CREATE GROUP regressgroup1;
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CREATE GROUP regressgroup2 WITH USER regressuser1, regressuser2;
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ALTER GROUP regressgroup1 ADD USER regressuser4;
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ALTER GROUP regressgroup2 ADD USER regressuser2; -- duplicate
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ALTER GROUP regressgroup2 DROP USER regressuser2;
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ALTER GROUP regressgroup2 ADD USER regressuser4;
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-- test owner privileges
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SET SESSION AUTHORIZATION regressuser1;
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SELECT session_user, current_user;
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CREATE TABLE atest1 ( a int, b text );
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SELECT * FROM atest1;
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INSERT INTO atest1 VALUES (1, 'one');
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DELETE FROM atest1;
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UPDATE atest1 SET a = 1 WHERE b = 'blech';
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LOCK atest1 IN ACCESS EXCLUSIVE MODE;
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REVOKE ALL ON atest1 FROM PUBLIC;
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SELECT * FROM atest1;
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GRANT ALL ON atest1 TO regressuser2;
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GRANT SELECT ON atest1 TO regressuser3, regressuser4;
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SELECT * FROM atest1;
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CREATE TABLE atest2 (col1 varchar(10), col2 boolean);
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GRANT SELECT ON atest2 TO regressuser2;
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GRANT UPDATE ON atest2 TO regressuser3;
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GRANT INSERT ON atest2 TO regressuser4;
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SET SESSION AUTHORIZATION regressuser2;
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SELECT session_user, current_user;
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-- try various combinations of queries on atest1 and atest2
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SELECT * FROM atest1; -- ok
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SELECT * FROM atest2; -- ok
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INSERT INTO atest1 VALUES (2, 'two'); -- ok
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INSERT INTO atest2 VALUES ('foo', true); -- fail
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INSERT INTO atest1 SELECT 1, b FROM atest1; -- ok
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UPDATE atest1 SET a = 1 WHERE a = 2; -- ok
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UPDATE atest2 SET col2 = NOT col2; -- fail
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SELECT * FROM atest1 FOR UPDATE; -- ok
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SELECT * FROM atest2 FOR UPDATE; -- fail
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DELETE FROM atest2; -- fail
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LOCK atest2 IN ACCESS EXCLUSIVE MODE; -- fail
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COPY atest2 FROM stdin; -- fail
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GRANT ALL ON atest1 TO PUBLIC; -- fail
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-- checks in subquery, both ok
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SELECT * FROM atest1 WHERE ( b IN ( SELECT col1 FROM atest2 ) );
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SELECT * FROM atest2 WHERE ( col1 IN ( SELECT b FROM atest1 ) );
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SET SESSION AUTHORIZATION regressuser3;
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SELECT session_user, current_user;
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SELECT * FROM atest1; -- ok
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SELECT * FROM atest2; -- fail
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INSERT INTO atest1 VALUES (2, 'two'); -- fail
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INSERT INTO atest2 VALUES ('foo', true); -- fail
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INSERT INTO atest1 SELECT 1, b FROM atest1; -- fail
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UPDATE atest1 SET a = 1 WHERE a = 2; -- fail
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UPDATE atest2 SET col2 = NULL; -- ok
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UPDATE atest2 SET col2 = NOT col2; -- fails; requires SELECT on atest2
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UPDATE atest2 SET col2 = true FROM atest1 WHERE atest1.a = 5; -- ok
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SELECT * FROM atest1 FOR UPDATE; -- fail
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SELECT * FROM atest2 FOR UPDATE; -- fail
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DELETE FROM atest2; -- fail
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LOCK atest2 IN ACCESS EXCLUSIVE MODE; -- ok
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COPY atest2 FROM stdin; -- fail
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-- checks in subquery, both fail
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SELECT * FROM atest1 WHERE ( b IN ( SELECT col1 FROM atest2 ) );
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SELECT * FROM atest2 WHERE ( col1 IN ( SELECT b FROM atest1 ) );
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SET SESSION AUTHORIZATION regressuser4;
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COPY atest2 FROM stdin; -- ok
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bar true
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\.
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SELECT * FROM atest1; -- ok
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-- groups
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SET SESSION AUTHORIZATION regressuser3;
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CREATE TABLE atest3 (one int, two int, three int);
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GRANT DELETE ON atest3 TO GROUP regressgroup2;
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SET SESSION AUTHORIZATION regressuser1;
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SELECT * FROM atest3; -- fail
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DELETE FROM atest3; -- ok
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-- views
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SET SESSION AUTHORIZATION regressuser3;
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CREATE VIEW atestv1 AS SELECT * FROM atest1; -- ok
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/* The next *should* fail, but it's not implemented that way yet. */
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CREATE VIEW atestv2 AS SELECT * FROM atest2;
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CREATE VIEW atestv3 AS SELECT * FROM atest3; -- ok
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SELECT * FROM atestv1; -- ok
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SELECT * FROM atestv2; -- fail
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GRANT SELECT ON atestv1, atestv3 TO regressuser4;
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GRANT SELECT ON atestv2 TO regressuser2;
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SET SESSION AUTHORIZATION regressuser4;
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SELECT * FROM atestv1; -- ok
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SELECT * FROM atestv2; -- fail
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SELECT * FROM atestv3; -- ok
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CREATE VIEW atestv4 AS SELECT * FROM atestv3; -- nested view
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SELECT * FROM atestv4; -- ok
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GRANT SELECT ON atestv4 TO regressuser2;
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SET SESSION AUTHORIZATION regressuser2;
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-- Two complex cases:
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SELECT * FROM atestv3; -- fail
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SELECT * FROM atestv4; -- ok (even though regressuser2 cannot access underlying atestv3)
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SELECT * FROM atest2; -- ok
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SELECT * FROM atestv2; -- fail (even though regressuser2 can access underlying atest2)
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-- privileges on functions, languages
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-- switch to superuser
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\c -
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REVOKE ALL PRIVILEGES ON LANGUAGE sql FROM PUBLIC;
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GRANT USAGE ON LANGUAGE sql TO regressuser1; -- ok
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GRANT USAGE ON LANGUAGE c TO PUBLIC; -- fail
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SET SESSION AUTHORIZATION regressuser1;
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GRANT USAGE ON LANGUAGE sql TO regressuser2; -- fail
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CREATE FUNCTION testfunc1(int) RETURNS int AS 'select 2 * $1;' LANGUAGE sql;
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CREATE FUNCTION testfunc2(int) RETURNS int AS 'select 3 * $1;' LANGUAGE sql;
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REVOKE ALL ON FUNCTION testfunc1(int), testfunc2(int) FROM PUBLIC;
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GRANT EXECUTE ON FUNCTION testfunc1(int), testfunc2(int) TO regressuser2;
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GRANT USAGE ON FUNCTION testfunc1(int) TO regressuser3; -- semantic error
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GRANT ALL PRIVILEGES ON FUNCTION testfunc1(int) TO regressuser4;
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GRANT ALL PRIVILEGES ON FUNCTION testfunc_nosuch(int) TO regressuser4;
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CREATE FUNCTION testfunc4(boolean) RETURNS text
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AS 'select col1 from atest2 where col2 = $1;'
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LANGUAGE sql SECURITY DEFINER;
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GRANT EXECUTE ON FUNCTION testfunc4(boolean) TO regressuser3;
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SET SESSION AUTHORIZATION regressuser2;
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SELECT testfunc1(5), testfunc2(5); -- ok
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CREATE FUNCTION testfunc3(int) RETURNS int AS 'select 2 * $1;' LANGUAGE sql; -- fail
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SET SESSION AUTHORIZATION regressuser3;
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SELECT testfunc1(5); -- fail
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SELECT col1 FROM atest2 WHERE col2 = true; -- fail
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SELECT testfunc4(true); -- ok
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SET SESSION AUTHORIZATION regressuser4;
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SELECT testfunc1(5); -- ok
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DROP FUNCTION testfunc1(int); -- fail
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\c -
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DROP FUNCTION testfunc1(int); -- ok
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-- restore to sanity
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GRANT ALL PRIVILEGES ON LANGUAGE sql TO PUBLIC;
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-- has_table_privilege function
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-- bad-input checks
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select has_table_privilege(NULL,'pg_authid','select');
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select has_table_privilege('pg_shad','select');
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select has_table_privilege('nosuchuser','pg_authid','select');
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select has_table_privilege('pg_authid','sel');
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select has_table_privilege(-999999,'pg_authid','update');
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select has_table_privilege(1,'rule');
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-- superuser
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\c -
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select has_table_privilege(current_user,'pg_authid','select');
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select has_table_privilege(current_user,'pg_authid','insert');
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select has_table_privilege(t2.oid,'pg_authid','update')
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from (select oid from pg_roles where rolname = current_user) as t2;
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select has_table_privilege(t2.oid,'pg_authid','delete')
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from (select oid from pg_roles where rolname = current_user) as t2;
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select has_table_privilege(current_user,t1.oid,'rule')
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from (select oid from pg_class where relname = 'pg_authid') as t1;
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select has_table_privilege(current_user,t1.oid,'references')
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from (select oid from pg_class where relname = 'pg_authid') as t1;
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select has_table_privilege(t2.oid,t1.oid,'select')
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from (select oid from pg_class where relname = 'pg_authid') as t1,
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(select oid from pg_roles where rolname = current_user) as t2;
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select has_table_privilege(t2.oid,t1.oid,'insert')
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from (select oid from pg_class where relname = 'pg_authid') as t1,
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(select oid from pg_roles where rolname = current_user) as t2;
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select has_table_privilege('pg_authid','update');
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select has_table_privilege('pg_authid','delete');
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select has_table_privilege(t1.oid,'select')
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from (select oid from pg_class where relname = 'pg_authid') as t1;
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select has_table_privilege(t1.oid,'trigger')
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from (select oid from pg_class where relname = 'pg_authid') as t1;
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-- non-superuser
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SET SESSION AUTHORIZATION regressuser3;
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select has_table_privilege(current_user,'pg_class','select');
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select has_table_privilege(current_user,'pg_class','insert');
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select has_table_privilege(t2.oid,'pg_class','update')
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from (select oid from pg_roles where rolname = current_user) as t2;
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select has_table_privilege(t2.oid,'pg_class','delete')
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from (select oid from pg_roles where rolname = current_user) as t2;
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select has_table_privilege(current_user,t1.oid,'rule')
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from (select oid from pg_class where relname = 'pg_class') as t1;
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select has_table_privilege(current_user,t1.oid,'references')
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from (select oid from pg_class where relname = 'pg_class') as t1;
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select has_table_privilege(t2.oid,t1.oid,'select')
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from (select oid from pg_class where relname = 'pg_class') as t1,
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(select oid from pg_roles where rolname = current_user) as t2;
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select has_table_privilege(t2.oid,t1.oid,'insert')
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from (select oid from pg_class where relname = 'pg_class') as t1,
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(select oid from pg_roles where rolname = current_user) as t2;
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select has_table_privilege('pg_class','update');
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select has_table_privilege('pg_class','delete');
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select has_table_privilege(t1.oid,'select')
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from (select oid from pg_class where relname = 'pg_class') as t1;
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select has_table_privilege(t1.oid,'trigger')
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from (select oid from pg_class where relname = 'pg_class') as t1;
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select has_table_privilege(current_user,'atest1','select');
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select has_table_privilege(current_user,'atest1','insert');
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select has_table_privilege(t2.oid,'atest1','update')
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from (select oid from pg_roles where rolname = current_user) as t2;
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select has_table_privilege(t2.oid,'atest1','delete')
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from (select oid from pg_roles where rolname = current_user) as t2;
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select has_table_privilege(current_user,t1.oid,'rule')
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from (select oid from pg_class where relname = 'atest1') as t1;
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select has_table_privilege(current_user,t1.oid,'references')
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from (select oid from pg_class where relname = 'atest1') as t1;
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select has_table_privilege(t2.oid,t1.oid,'select')
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from (select oid from pg_class where relname = 'atest1') as t1,
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(select oid from pg_roles where rolname = current_user) as t2;
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select has_table_privilege(t2.oid,t1.oid,'insert')
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from (select oid from pg_class where relname = 'atest1') as t1,
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(select oid from pg_roles where rolname = current_user) as t2;
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select has_table_privilege('atest1','update');
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select has_table_privilege('atest1','delete');
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select has_table_privilege(t1.oid,'select')
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from (select oid from pg_class where relname = 'atest1') as t1;
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select has_table_privilege(t1.oid,'trigger')
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from (select oid from pg_class where relname = 'atest1') as t1;
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-- Grant options
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SET SESSION AUTHORIZATION regressuser1;
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CREATE TABLE atest4 (a int);
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GRANT SELECT ON atest4 TO regressuser2 WITH GRANT OPTION;
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GRANT UPDATE ON atest4 TO regressuser2;
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GRANT SELECT ON atest4 TO GROUP regressgroup1 WITH GRANT OPTION;
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SET SESSION AUTHORIZATION regressuser2;
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GRANT SELECT ON atest4 TO regressuser3;
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GRANT UPDATE ON atest4 TO regressuser3; -- fail
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SET SESSION AUTHORIZATION regressuser1;
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REVOKE SELECT ON atest4 FROM regressuser3; -- does nothing
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SELECT has_table_privilege('regressuser3', 'atest4', 'SELECT'); -- true
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REVOKE SELECT ON atest4 FROM regressuser2; -- fail
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REVOKE GRANT OPTION FOR SELECT ON atest4 FROM regressuser2 CASCADE; -- ok
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SELECT has_table_privilege('regressuser2', 'atest4', 'SELECT'); -- true
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SELECT has_table_privilege('regressuser3', 'atest4', 'SELECT'); -- false
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SELECT has_table_privilege('regressuser1', 'atest4', 'SELECT WITH GRANT OPTION'); -- true
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-- clean up
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\c regression
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DROP FUNCTION testfunc2(int);
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DROP FUNCTION testfunc4(boolean);
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DROP VIEW atestv1;
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DROP VIEW atestv2;
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-- this should cascade to drop atestv4
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DROP VIEW atestv3 CASCADE;
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-- this should complain "does not exist"
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DROP VIEW atestv4;
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DROP TABLE atest1;
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DROP TABLE atest2;
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DROP TABLE atest3;
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DROP TABLE atest4;
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DROP GROUP regressgroup1;
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DROP GROUP regressgroup2;
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REVOKE USAGE ON LANGUAGE sql FROM regressuser1;
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DROP USER regressuser1;
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DROP USER regressuser2;
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DROP USER regressuser3;
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DROP USER regressuser4;
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