sefltest: use TestCaseInTempDir and setUp/tearDown for posixacl.py temp file

This manages the temp file more reliably, and reduces the repeated
code in each test case.

Pair-Programmed-With: Jelmer Vernooij <jelmer@samba.org>

Autobuild-User(master): Andrew Bartlett <abartlet@samba.org>
Autobuild-Date(master): Sat Oct 27 04:37:58 CEST 2012 on sn-devel-104

1 files changed, 62 insertions, 170 deletions

diff --git a/source4/scripting/python/samba/tests/posixacl.py b/source4/scripting/python/samba/tests/posixacl.py
index 245047061a..5e10f8ddf8 100644
--- a/source4/scripting/python/samba/tests/posixacl.py
+++ b/source4/scripting/python/samba/tests/posixacl.py
@@ -21,7 +21,7 @@
 from samba.ntacls import setntacl, getntacl, checkset_backend
 from samba.dcerpc import xattr, security, smb_acl, idmap
 from samba.param import LoadParm
-from samba.tests import TestCase
+from samba.tests import TestCaseInTempDir
 from samba import provision
 import random
 import os
@@ -35,224 +35,148 @@ from samba.samba3 import param as s3param
 #            print "uid: %d" % entry.uid
 #            print "gid: %d" % entry.gid
 
-class PosixAclMappingTests(TestCase):
+class PosixAclMappingTests(TestCaseInTempDir):
 
     def test_setntacl(self):
-        random.seed()
         lp = LoadParm()
-        path = os.environ['SELFTEST_PREFIX']
         acl = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;OICI;0x001f01ff;;;S-1-5-21-2212615479-2695158682-2101375467-512)"
-        tempf = os.path.join(path,"pytests"+str(int(100000*random.random())))
-        open(tempf, 'w').write("empty")
-        setntacl(lp, tempf, acl, "S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=False)
-        smbd.unlink(tempf)
+        setntacl(lp, self.tempf, acl, "S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=False)
 
     def test_setntacl_smbd_getntacl(self):
-        random.seed()
         lp = LoadParm()
-        path = None
-        path = os.environ['SELFTEST_PREFIX']
         acl = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;OICI;0x001f01ff;;;S-1-5-21-2212615479-2695158682-2101375467-512)"
-        tempf = os.path.join(path,"pytests"+str(int(100000*random.random())))
-        open(tempf, 'w').write("empty")
-        setntacl(lp,tempf,acl,"S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=True)
-        facl = getntacl(lp,tempf, direct_db_access=True)
+        setntacl(lp,self.tempf,acl,"S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=True)
+        facl = getntacl(lp,self.tempf, direct_db_access=True)
         anysid = security.dom_sid(security.SID_NT_SELF)
         self.assertEquals(facl.as_sddl(anysid),acl)
-        smbd.unlink(tempf)
 
     def test_setntacl_smbd_setposixacl_getntacl(self):
-        random.seed()
         lp = LoadParm()
-        path = None
-        path = os.environ['SELFTEST_PREFIX']
         acl = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;OICI;0x001f01ff;;;S-1-5-21-2212615479-2695158682-2101375467-512)"
-        tempf = os.path.join(path,"pytests"+str(int(100000*random.random())))
-        open(tempf, 'w').write("empty")
-        setntacl(lp,tempf,acl,"S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=True)
+        setntacl(lp,self.tempf,acl,"S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=True)
 
         # This will invalidate the ACL, as we have a hook!
-        smbd.set_simple_acl(tempf, 0640)
+        smbd.set_simple_acl(self.tempf, 0640)
 
         # However, this only asks the xattr
         try:
-            facl = getntacl(lp,tempf, direct_db_access=True)
+            facl = getntacl(lp, self.tempf, direct_db_access=True)
             self.assertTrue(False)
         except TypeError:
             pass
-        smbd.unlink(tempf)
 
     def test_setntacl_invalidate_getntacl(self):
-        random.seed()
         lp = LoadParm()
-        path = None
-        path = os.environ['SELFTEST_PREFIX']
         acl = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;OICI;0x001f01ff;;;S-1-5-21-2212615479-2695158682-2101375467-512)"
-        tempf = os.path.join(path,"pytests"+str(int(100000*random.random())))
-        open(tempf, 'w').write("empty")
-        setntacl(lp,tempf,acl,"S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=True)
+        setntacl(lp, self.tempf,acl,"S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=True)
 
         # This should invalidate the ACL, as we include the posix ACL in the hash
         (backend_obj, dbname) = checkset_backend(lp, None, None)
         backend_obj.wrap_setxattr(dbname,
-                                  tempf, "system.fake_access_acl", "")
+                                  self.tempf, "system.fake_access_acl", "")
 
         #however, as this is direct DB access, we do not notice it
-        facl = getntacl(lp,tempf, direct_db_access=True)
+        facl = getntacl(lp, self.tempf, direct_db_access=True)
         anysid = security.dom_sid(security.SID_NT_SELF)
         self.assertEquals(acl, facl.as_sddl(anysid))
-        smbd.unlink(tempf)
 
     def test_setntacl_invalidate_getntacl_smbd(self):
-        random.seed()
         lp = LoadParm()
-        path = None
-        path = os.environ['SELFTEST_PREFIX']
         acl = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;OICI;0x001f01ff;;;S-1-5-21-2212615479-2695158682-2101375467-512)"
-        tempf = os.path.join(path,"pytests"+str(int(100000*random.random())))
-        open(tempf, 'w').write("empty")
-        setntacl(lp,tempf,acl,"S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=False)
+        setntacl(lp, self.tempf,acl,"S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=False)
 
         # This should invalidate the ACL, as we include the posix ACL in the hash
         (backend_obj, dbname) = checkset_backend(lp, None, None)
         backend_obj.wrap_setxattr(dbname,
-                                  tempf, "system.fake_access_acl", "")
+                                  self.tempf, "system.fake_access_acl", "")
 
         #the hash would break, and we return an ACL based only on the mode, except we set the ACL using the 'ntvfs' mode that doesn't include a hash
-        facl = getntacl(lp,tempf)
+        facl = getntacl(lp, self.tempf)
         anysid = security.dom_sid(security.SID_NT_SELF)
         self.assertEquals(acl, facl.as_sddl(anysid))
-        smbd.unlink(tempf)
 
     def test_setntacl_smbd_invalidate_getntacl_smbd(self):
-        random.seed()
         lp = LoadParm()
-        path = None
-        path = os.environ['SELFTEST_PREFIX']
         acl = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;OICI;0x001f01ff;;;S-1-5-21-2212615479-2695158682-2101375467-512)"
         simple_acl_from_posix = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;;0x001f01ff;;;S-1-5-21-2212615479-2695158682-2101375467-512)(A;;0x001200a9;;;S-1-5-21-2212615479-2695158682-2101375467-513)(A;;WO;;;WD)"
-        tempf = os.path.join(path,"pytests"+str(int(100000*random.random())))
-        open(tempf, 'w').write("empty")
-        os.chmod(tempf, 0750)
-        setntacl(lp,tempf,acl,"S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=False)
+        os.chmod(self.tempf, 0750)
+        setntacl(lp, self.tempf,acl,"S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=False)
 
         # This should invalidate the ACL, as we include the posix ACL in the hash
         (backend_obj, dbname) = checkset_backend(lp, None, None)
         backend_obj.wrap_setxattr(dbname,
-                                  tempf, "system.fake_access_acl", "")
+                                  self.tempf, "system.fake_access_acl", "")
 
         #the hash will break, and we return an ACL based only on the mode
-        facl = getntacl(lp,tempf, direct_db_access=False)
+        facl = getntacl(lp, self.tempf, direct_db_access=False)
         anysid = security.dom_sid(security.SID_NT_SELF)
         self.assertEquals(simple_acl_from_posix, facl.as_sddl(anysid))
-        smbd.unlink(tempf)
 
     def test_setntacl_getntacl_smbd(self):
-        random.seed()
         lp = LoadParm()
-        path = None
-        path = os.environ['SELFTEST_PREFIX']
         acl = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;OICI;0x001f01ff;;;S-1-5-21-2212615479-2695158682-2101375467-512)"
-        tempf = os.path.join(path,"pytests"+str(int(100000*random.random())))
-        open(tempf, 'w').write("empty")
-        setntacl(lp,tempf,acl,"S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=True)
-        facl = getntacl(lp,tempf, direct_db_access=False)
+        setntacl(lp, self.tempf,acl,"S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=True)
+        facl = getntacl(lp, self.tempf, direct_db_access=False)
         anysid = security.dom_sid(security.SID_NT_SELF)
         self.assertEquals(facl.as_sddl(anysid),acl)
-        smbd.unlink(tempf)
 
     def test_setntacl_smbd_getntacl_smbd(self):
-        random.seed()
         lp = LoadParm()
-        path = None
-        path = os.environ['SELFTEST_PREFIX']
         acl = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;OICI;0x001f01ff;;;S-1-5-21-2212615479-2695158682-2101375467-512)"
-        tempf = os.path.join(path,"pytests"+str(int(100000*random.random())))
-        open(tempf, 'w').write("empty")
-        setntacl(lp,tempf,acl,"S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=False)
-        facl = getntacl(lp,tempf, direct_db_access=False)
+        setntacl(lp, self.tempf,acl,"S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=False)
+        facl = getntacl(lp, self.tempf, direct_db_access=False)
         anysid = security.dom_sid(security.SID_NT_SELF)
         self.assertEquals(facl.as_sddl(anysid),acl)
-        smbd.unlink(tempf)
 
     def test_setntacl_smbd_setposixacl_getntacl_smbd(self):
-        random.seed()
         lp = LoadParm()
-        path = None
-        path = os.environ['SELFTEST_PREFIX']
         acl = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;OICI;0x001f01ff;;;S-1-5-21-2212615479-2695158682-2101375467-512)"
         simple_acl_from_posix = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;;0x001f019f;;;S-1-5-21-2212615479-2695158682-2101375467-512)(A;;0x00120089;;;S-1-5-21-2212615479-2695158682-2101375467-513)(A;;WO;;;WD)"
-        tempf = os.path.join(path,"pytests"+str(int(100000*random.random())))
-        open(tempf, 'w').write("empty")
-        setntacl(lp,tempf,acl,"S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=False)
+        setntacl(lp, self.tempf,acl,"S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=False)
         # This invalidates the hash of the NT acl just set because there is a hook in the posix ACL set code
-        smbd.set_simple_acl(tempf, 0640)
-        facl = getntacl(lp,tempf, direct_db_access=False)
+        smbd.set_simple_acl(self.tempf, 0640)
+        facl = getntacl(lp, self.tempf, direct_db_access=False)
         anysid = security.dom_sid(security.SID_NT_SELF)
         self.assertEquals(simple_acl_from_posix, facl.as_sddl(anysid))
-        smbd.unlink(tempf)
 
     def test_setntacl_smbd_setposixacl_group_getntacl_smbd(self):
-        random.seed()
         lp = LoadParm()
-        path = None
-        path = os.environ['SELFTEST_PREFIX']
         acl = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;OICI;0x001f01ff;;;S-1-5-21-2212615479-2695158682-2101375467-512)"
         BA_sid = security.dom_sid(security.SID_BUILTIN_ADMINISTRATORS)
         simple_acl_from_posix = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;;0x001f019f;;;S-1-5-21-2212615479-2695158682-2101375467-512)(A;;0x00120089;;;BA)(A;;0x00120089;;;S-1-5-21-2212615479-2695158682-2101375467-513)(A;;WO;;;WD)"
-        tempf = os.path.join(path,"pytests"+str(int(100000*random.random())))
-        open(tempf, 'w').write("empty")
-        setntacl(lp,tempf,acl,"S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=False)
+        setntacl(lp,self.tempf,acl,"S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=False)
         # This invalidates the hash of the NT acl just set because there is a hook in the posix ACL set code
         s3conf = s3param.get_context()
         s4_passdb = passdb.PDB(s3conf.get("passdb backend"))
         (BA_gid,BA_type) = s4_passdb.sid_to_id(BA_sid)
-        smbd.set_simple_acl(tempf, 0640, BA_gid)
+        smbd.set_simple_acl(self.tempf, 0640, BA_gid)
 
         # This should re-calculate an ACL based on the posix details
-        facl = getntacl(lp,tempf, direct_db_access=False)
+        facl = getntacl(lp,self.tempf, direct_db_access=False)
         anysid = security.dom_sid(security.SID_NT_SELF)
         self.assertEquals(simple_acl_from_posix, facl.as_sddl(anysid))
-        smbd.unlink(tempf)
 
     def test_setntacl_smbd_getntacl_smbd_gpo(self):
-        random.seed()
         lp = LoadParm()
-        path = None
-        path = os.environ['SELFTEST_PREFIX']
         acl = "O:DAG:DUD:P(A;OICI;0x001f01ff;;;DA)(A;OICI;0x001f01ff;;;EA)(A;OICIIO;0x001f01ff;;;CO)(A;OICI;0x001f01ff;;;DA)(A;OICI;0x001f01ff;;;SY)(A;OICI;0x001200a9;;;AU)(A;OICI;0x001200a9;;;ED)S:AI(OU;CIIDSA;WP;f30e3bbe-9ff0-11d1-b603-0000f80367c1;bf967aa5-0de6-11d0-a285-00aa003049e2;WD)(OU;CIIDSA;WP;f30e3bbf-9ff0-11d1-b603-0000f80367c1;bf967aa5-0de6-11d0-a285-00aa003049e2;WD)"
-        tempf = os.path.join(path,"pytests"+str(int(100000*random.random())))
-        open(tempf, 'w').write("empty")
-        setntacl(lp,tempf,acl,"S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=False)
-        facl = getntacl(lp,tempf, direct_db_access=False)
+        setntacl(lp, self.tempf,acl,"S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=False)
+        facl = getntacl(lp, self.tempf, direct_db_access=False)
         domsid = security.dom_sid("S-1-5-21-2212615479-2695158682-2101375467")
         self.assertEquals(facl.as_sddl(domsid),acl)
-        smbd.unlink(tempf)
 
     def test_setntacl_getposixacl(self):
-        random.seed()
         lp = LoadParm()
-        path = None
-        path = os.environ['SELFTEST_PREFIX']
         acl = "O:S-1-5-21-2212615479-2695158682-2101375467-512G:S-1-5-21-2212615479-2695158682-2101375467-513D:(A;OICI;0x001f01ff;;;S-1-5-21-2212615479-2695158682-2101375467-512)"
-        tempf = os.path.join(path,"pytests"+str(int(100000*random.random())))
-        open(tempf, 'w').write("empty")
-        setntacl(lp,tempf,acl,"S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=False)
-        facl = getntacl(lp,tempf)
+        setntacl(lp, self.tempf,acl,"S-1-5-21-2212615479-2695158682-2101375467", use_ntvfs=False)
+        facl = getntacl(lp, self.tempf)
         anysid = security.dom_sid(security.SID_NT_SELF)
         self.assertEquals(facl.as_sddl(anysid),acl)
-        posix_acl = smbd.get_sys_acl(tempf, smb_acl.SMB_ACL_TYPE_ACCESS)
-        smbd.unlink(tempf)
+        posix_acl = smbd.get_sys_acl(self.tempf, smb_acl.SMB_ACL_TYPE_ACCESS)
 
     def test_setposixacl_getposixacl(self):
-        random.seed()
         lp = LoadParm()
-        path = None
-        path = os.environ['SELFTEST_PREFIX']
-        tempf = os.path.join(path,"pytests"+str(int(100000*random.random())))
-        open(tempf, 'w').write("empty")
-        smbd.set_simple_acl(tempf, 0640)
-        posix_acl = smbd.get_sys_acl(tempf, smb_acl.SMB_ACL_TYPE_ACCESS)
+        smbd.set_simple_acl(self.tempf, 0640)
+        posix_acl = smbd.get_sys_acl(self.tempf, smb_acl.SMB_ACL_TYPE_ACCESS)
         self.assertEquals(posix_acl.count, 4)
 
         self.assertEquals(posix_acl.acl[0].a_type, smb_acl.SMB_ACL_USER_OBJ)
@@ -266,70 +190,50 @@ class PosixAclMappingTests(TestCase):
 
         self.assertEquals(posix_acl.acl[3].a_type, smb_acl.SMB_ACL_MASK)
         self.assertEquals(posix_acl.acl[3].a_perm, 6)
-        smbd.unlink(tempf)
 
     def test_setposixacl_getntacl(self):
-        random.seed()
         lp = LoadParm()
         acl = ""
-        path = os.environ['SELFTEST_PREFIX']
-        tempf = os.path.join(path,"pytests"+str(int(100000*random.random())))
-        open(tempf, 'w').write("empty")
-        smbd.set_simple_acl(tempf, 0750)
+        smbd.set_simple_acl(self.tempf, 0750)
         try:
-            facl = getntacl(lp,tempf)
+            facl = getntacl(lp, self.tempf)
             self.assertTrue(False)
         except TypeError:
             # We don't expect the xattr to be filled in in this case
             pass
-        smbd.unlink(tempf)
 
     def test_setposixacl_getntacl_smbd(self):
-        random.seed()
         lp = LoadParm()
-        path = os.environ['SELFTEST_PREFIX']
-        tempf = os.path.join(path,"pytests"+str(int(100000*random.random())))
-        open(tempf, 'w').write("empty")
         s3conf = s3param.get_context()
         s4_passdb = passdb.PDB(s3conf.get("passdb backend"))
-        group_SID = s4_passdb.gid_to_sid(os.stat(tempf).st_gid)
-        user_SID = s4_passdb.uid_to_sid(os.stat(tempf).st_uid)
-        smbd.set_simple_acl(tempf, 0640)
-        facl = getntacl(lp, tempf, direct_db_access=False)
+        group_SID = s4_passdb.gid_to_sid(os.stat(self.tempf).st_gid)
+        user_SID = s4_passdb.uid_to_sid(os.stat(self.tempf).st_uid)
+        smbd.set_simple_acl(self.tempf, 0640)
+        facl = getntacl(lp, self.tempf, direct_db_access=False)
         acl = "O:%sG:%sD:(A;;0x001f019f;;;%s)(A;;0x00120089;;;%s)(A;;WO;;;WD)" % (user_SID, group_SID, user_SID, group_SID)
         anysid = security.dom_sid(security.SID_NT_SELF)
         self.assertEquals(acl, facl.as_sddl(anysid))
-        smbd.unlink(tempf)
 
     def test_setposixacl_group_getntacl_smbd(self):
-        random.seed()
         lp = LoadParm()
-        path = os.environ['SELFTEST_PREFIX']
-        tempf = os.path.join(path,"pytests"+str(int(100000*random.random())))
-        open(tempf, 'w').write("empty")
         BA_sid = security.dom_sid(security.SID_BUILTIN_ADMINISTRATORS)
         s3conf = s3param.get_context()
         s4_passdb = passdb.PDB(s3conf.get("passdb backend"))
         (BA_gid,BA_type) = s4_passdb.sid_to_id(BA_sid)
-        group_SID = s4_passdb.gid_to_sid(os.stat(tempf).st_gid)
-        user_SID = s4_passdb.uid_to_sid(os.stat(tempf).st_uid)
+        group_SID = s4_passdb.gid_to_sid(os.stat(self.tempf).st_gid)
+        user_SID = s4_passdb.uid_to_sid(os.stat(self.tempf).st_uid)
         self.assertEquals(BA_type, idmap.ID_TYPE_BOTH)
-        smbd.set_simple_acl(tempf, 0640, BA_gid)
-        facl = getntacl(lp, tempf, direct_db_access=False)
+        smbd.set_simple_acl(self.tempf, 0640, BA_gid)
+        facl = getntacl(lp, self.tempf, direct_db_access=False)
         domsid = passdb.get_global_sam_sid()
         acl = "O:%sG:%sD:(A;;0x001f019f;;;%s)(A;;0x00120089;;;BA)(A;;0x00120089;;;%s)(A;;WO;;;WD)" % (user_SID, group_SID, user_SID, group_SID)
         anysid = security.dom_sid(security.SID_NT_SELF)
         self.assertEquals(acl, facl.as_sddl(anysid))
-        smbd.unlink(tempf)
 
     def test_setposixacl_getposixacl(self):
-        random.seed()
         lp = LoadParm()
-        path = os.environ['SELFTEST_PREFIX']
-        tempf = os.path.join(path,"pytests"+str(int(100000*random.random())))
-        open(tempf, 'w').write("empty")
-        smbd.set_simple_acl(tempf, 0640)
-        posix_acl = smbd.get_sys_acl(tempf, smb_acl.SMB_ACL_TYPE_ACCESS)
+        smbd.set_simple_acl(self.tempf, 0640)
+        posix_acl = smbd.get_sys_acl(self.tempf, smb_acl.SMB_ACL_TYPE_ACCESS)
         self.assertEquals(posix_acl.count, 4)
 
         self.assertEquals(posix_acl.acl[0].a_type, smb_acl.SMB_ACL_USER_OBJ)
@@ -343,21 +247,16 @@ class PosixAclMappingTests(TestCase):
 
         self.assertEquals(posix_acl.acl[3].a_type, smb_acl.SMB_ACL_MASK)
         self.assertEquals(posix_acl.acl[3].a_perm, 6)
-        smbd.unlink(tempf)
 
     def test_setposixacl_group_getposixacl(self):
-        random.seed()
         lp = LoadParm()
-        path = os.environ['SELFTEST_PREFIX']
-        tempf = os.path.join(path,"pytests"+str(int(100000*random.random())))
-        open(tempf, 'w').write("empty")
         BA_sid = security.dom_sid(security.SID_BUILTIN_ADMINISTRATORS)
         s3conf = s3param.get_context()
         s4_passdb = passdb.PDB(s3conf.get("passdb backend"))
         (BA_gid,BA_type) = s4_passdb.sid_to_id(BA_sid)
         self.assertEquals(BA_type, idmap.ID_TYPE_BOTH)
-        smbd.set_simple_acl(tempf, 0670, BA_gid)
-        posix_acl = smbd.get_sys_acl(tempf, smb_acl.SMB_ACL_TYPE_ACCESS)
+        smbd.set_simple_acl(self.tempf, 0670, BA_gid)
+        posix_acl = smbd.get_sys_acl(self.tempf, smb_acl.SMB_ACL_TYPE_ACCESS)
 
         self.assertEquals(posix_acl.count, 5)
 
@@ -376,22 +275,16 @@ class PosixAclMappingTests(TestCase):
 
         self.assertEquals(posix_acl.acl[4].a_type, smb_acl.SMB_ACL_MASK)
         self.assertEquals(posix_acl.acl[4].a_perm, 6)
-        smbd.unlink(tempf)
 
     def test_setntacl_sysvol_check_getposixacl(self):
-        random.seed()
         lp = LoadParm()
         s3conf = s3param.get_context()
-        path = None
-        path = os.environ['SELFTEST_PREFIX']
         acl = provision.SYSVOL_ACL
-        tempf = os.path.join(path,"pytests"+str(int(100000*random.random())))
-        open(tempf, 'w').write("empty")
         domsid = passdb.get_global_sam_sid()
-        setntacl(lp,tempf,acl,str(domsid), use_ntvfs=False)
-        facl = getntacl(lp,tempf)
+        setntacl(lp, self.tempf,acl,str(domsid), use_ntvfs=False)
+        facl = getntacl(lp, self.tempf)
         self.assertEquals(facl.as_sddl(domsid),acl)
-        posix_acl = smbd.get_sys_acl(tempf, smb_acl.SMB_ACL_TYPE_ACCESS)
+        posix_acl = smbd.get_sys_acl(self.tempf, smb_acl.SMB_ACL_TYPE_ACCESS)
 
         LA_sid = security.dom_sid(str(domsid)+"-"+str(security.DOMAIN_RID_ADMINISTRATOR))
         BA_sid = security.dom_sid(security.SID_BUILTIN_ADMINISTRATORS)
@@ -502,22 +395,17 @@ class PosixAclMappingTests(TestCase):
 
 #
 
-        smbd.unlink(tempf)
 
     def test_setntacl_policies_check_getposixacl(self):
-        random.seed()
         lp = LoadParm()
         s3conf = s3param.get_context()
-        path = None
-        path = os.environ['SELFTEST_PREFIX']
         acl = provision.POLICIES_ACL
-        tempf = os.path.join(path,"pytests"+str(int(100000*random.random())))
-        open(tempf, 'w').write("empty")
+
         domsid = passdb.get_global_sam_sid()
-        setntacl(lp,tempf,acl,str(domsid), use_ntvfs=False)
-        facl = getntacl(lp,tempf)
+        setntacl(lp, self.tempf,acl,str(domsid), use_ntvfs=False)
+        facl = getntacl(lp, self.tempf)
         self.assertEquals(facl.as_sddl(domsid),acl)
-        posix_acl = smbd.get_sys_acl(tempf, smb_acl.SMB_ACL_TYPE_ACCESS)
+        posix_acl = smbd.get_sys_acl(self.tempf, smb_acl.SMB_ACL_TYPE_ACCESS)
 
         LA_sid = security.dom_sid(str(domsid)+"-"+str(security.DOMAIN_RID_ADMINISTRATOR))
         BA_sid = security.dom_sid(security.SID_BUILTIN_ADMINISTRATORS)
@@ -640,9 +528,13 @@ class PosixAclMappingTests(TestCase):
 
 #
 
-        smbd.unlink(tempf)
-
     def setUp(self):
         super(PosixAclMappingTests, self).setUp()
         s3conf = s3param.get_context()
         s3conf.load(self.get_loadparm().configfile)
+        self.tempf = os.path.join(self.tempdir, "test")
+        open(self.tempf, 'w').write("empty")
+
+    def tearDown(self):
+        smbd.unlink(self.tempf)
+        super(PosixAclMappingTests, self).tearDown()