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