# Unix SMB/CIFS implementation. Tests for ntacls manipulation # Copyright (C) Matthieu Patou 2009-2010 # Copyright (C) Andrew Bartlett 2012 # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 3 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program. If not, see . # """Tests for samba.ntacls.""" import os from samba.ntacls import setntacl, getntacl, XattrBackendError, dsacl2fsacl from samba.param import LoadParm from samba.dcerpc import security from samba.tests import TestCaseInTempDir, SkipTest from samba.auth_util import system_session_unix NTACL_SDDL = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;OICI;FA;;;S-1-5-21-2212615479-2695158682-2101375467-512)" DOMAIN_SID = "S-1-5-21-2212615479-2695158682-2101375467" class NtaclsTests(TestCaseInTempDir): def setUp(self): super().setUp() self.tempf = os.path.join(self.tempdir, "test") open(self.tempf, 'w').write("empty") self.session_info = system_session_unix() def tearDown(self): os.unlink(self.tempf) super().tearDown() def test_setntacl(self): lp = LoadParm() open(self.tempf, 'w').write("empty") lp.set("posix:eadb", os.path.join(self.tempdir, "eadbtest.tdb")) setntacl(lp, self.tempf, NTACL_SDDL, DOMAIN_SID, self.session_info) os.unlink(os.path.join(self.tempdir, "eadbtest.tdb")) def test_setntacl_getntacl(self): lp = LoadParm() open(self.tempf, 'w').write("empty") lp.set("posix:eadb", os.path.join(self.tempdir, "eadbtest.tdb")) setntacl(lp, self.tempf, NTACL_SDDL, DOMAIN_SID, self.session_info) facl = getntacl(lp, self.tempf, self.session_info) anysid = security.dom_sid(security.SID_NT_SELF) self.assertEqual(facl.as_sddl(anysid), NTACL_SDDL) os.unlink(os.path.join(self.tempdir, "eadbtest.tdb")) def test_setntacl_getntacl_param(self): lp = LoadParm() open(self.tempf, 'w').write("empty") setntacl(lp, self.tempf, NTACL_SDDL, DOMAIN_SID, self.session_info, "tdb", os.path.join(self.tempdir, "eadbtest.tdb")) facl = getntacl(lp, self.tempf, self.session_info, "tdb", os.path.join( self.tempdir, "eadbtest.tdb")) domsid = security.dom_sid(security.SID_NT_SELF) self.assertEqual(facl.as_sddl(domsid), NTACL_SDDL) os.unlink(os.path.join(self.tempdir, "eadbtest.tdb")) def test_setntacl_invalidbackend(self): lp = LoadParm() open(self.tempf, 'w').write("empty") self.assertRaises(XattrBackendError, setntacl, lp, self.tempf, NTACL_SDDL, DOMAIN_SID, self.session_info, "ttdb", os.path.join(self.tempdir, "eadbtest.tdb")) def test_setntacl_forcenative(self): if os.getuid() == 0: raise SkipTest("Running test as root, test skipped") lp = LoadParm() open(self.tempf, 'w').write("empty") lp.set("posix:eadb", os.path.join(self.tempdir, "eadbtest.tdb")) self.assertRaises(PermissionError, setntacl, lp, self.tempf, NTACL_SDDL, DOMAIN_SID, self.session_info, "native") def test_dsacl2fsacl(self): for comment, dssddl, sid, as_sddl, expected in ( ("simple ACE should be unchanged", 'O:BAD:(A;OICI;;;;WD)', DOMAIN_SID, True, 'O:BAD:(A;OICI;;;;WD)'), ("simple ACE, unchanged, without SDDL conversion", 'O:BAD:(A;OICI;;;;WD)', DOMAIN_SID, False, 'O:BAD:(A;OICI;;;;WD)'), ("simple ACE with DS mask", 'O:BAD:(A;;CR;;;WD)', DOMAIN_SID, True, 'O:BAD:(A;OICI;;;;WD)'), ("simple ACE with no mask without SDDL conversion", 'O:BAD:(A;;;;;WD)', DOMAIN_SID, False, 'O:BAD:(A;OICI;;;;WD)'), ("simple deny ACE should be unchanged", 'O:BAD:(D;OICI;;;;WD)', DOMAIN_SID, True, 'O:BAD:(D;OICI;;;;WD)'), ("simple deny ACE, unchanged, without SDDL conversion", 'O:BAD:(D;OICI;;;;WD)', DOMAIN_SID, False, 'O:BAD:(D;OICI;;;;WD)'), ("simple deny ACE with DS mask", 'O:BAD:(D;;CR;;;WD)', DOMAIN_SID, True, 'O:BAD:(D;OICI;;;;WD)'), ("simple deny ACE with no mask without SDDL conversion", 'O:BAD:(D;;;;;WD)', DOMAIN_SID, False, 'O:BAD:(D;OICI;;;;WD)'), ("simple ACE with fancy mask", 'O:BAD:(A;NPIOIDSA;;;;WD)', DOMAIN_SID, False, 'O:BAD:(A;OICINPIOIDSA;;;;WD)'), ("simple ACE with different domain SID and GR mask", 'O:BAD:(A;;GR;;;WD)', "S-1-2-3-4-5", False, 'O:BAD:(A;OICI;;;;WD)'), ("compound ACL, allow only", "O:LAG:BAD:P(A;OICI;FA;;;BA)" "(A;OICI;0x1200a9;;;SO)(A;OICI;FA;;;SY)" "(A;OICI;0x1200a9;;;AU)(A;OICI;0x1301bf;;;PA)", DOMAIN_SID, True, "O:LAG:BAD:P(A;OICI;FA;;;BA)" "(A;OICI;FW;;;SO)(A;OICI;FA;;;SY)" "(A;OICI;FW;;;AU)(A;OICI;0x1301ff;;;PA)"), ("compound ACL with object ACES", "D:(OD;;CR;00299570-246d-11d0-a768-00aa006e0529;;WD)(A;;RPWPCRCCDCLCLORCWOWDSDD" "TSW;;;DA)(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;AO)(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;" "SY)(A;;RPCRLCLORCSDDT;;;CO)(OD;;WP;4c164200-20c0-11d0-a768-00aa006e0529;;CO)(O" "A;;SW;72e39547-7b18-11d1-adef-00c04fd8d5cd;;CO)(OA;;SW;f3a64788-5306-11d1-a9c5" "-0000f80367c1;;CO)", DOMAIN_SID, True, "D:(A;OICI;FA;;;DA)(A;OICI;FA;;;AO)(A;OICI;FA;;;SY)(A;OICIIO;0x1300a9;;;CO)"), ): domsid = security.dom_sid(sid) result = dsacl2fsacl(dssddl, domsid, as_sddl=as_sddl) if as_sddl: self.assertIsInstance(result, str, f"expected sddl in '{comment}' test") else: self.assertNotIsInstance(result, str, f"did not expect sddl in '{comment}' test") # convert to SDDL to compare the result result = result.as_sddl(domsid) self.assertEqual(result, expected)