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d7c111514a
When opening the backed-up SamDB database, open the top-level database without loading any modules so the backend database files aren't unnecessarily opened. The domain SID is now fetched from the original database rather than from the backup. BUG: https://bugzilla.samba.org/show_bug.cgi?id=14676 Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz> Reviewed-by: Andrew Bartlett <abartlet@samba.org> Reviewed-by: Samuel Cabrero <scabrero@samba.org>
199 lines
6.6 KiB
Python
199 lines
6.6 KiB
Python
# Unix SMB/CIFS implementation. Tests for ntacls manipulation
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# Copyright (C) Andrew Bartlett 2018
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# Copyright (C) Joe Guo <joeg@catalyst.net.nz> 2018
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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"""Tests for samba ntacls backup"""
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import os
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from samba.samba3 import libsmb_samba_internal as libsmb
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from samba.samba3 import smbd
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from samba import samdb
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from samba import ntacls
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from samba.auth import system_session
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from samba.auth_util import system_session_unix
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from samba.dcerpc import security
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from samba.tests import env_loadparm
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from samba.tests.smbd_base import SmbdBaseTests
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class NtaclsBackupRestoreTests(SmbdBaseTests):
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"""
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Tests for NTACLs backup and restore.
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"""
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def setUp(self):
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super(NtaclsBackupRestoreTests, self).setUp()
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self.server = os.environ["SERVER"] # addc
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samdb_url = 'ldap://' + self.server
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self.service = 'test1' # service/share to test
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# root path for service
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self.service_root = os.path.join(
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os.environ["LOCAL_PATH"], self.service)
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self.smb_conf_path = os.environ['SMB_CONF_PATH']
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self.creds = self.insta_creds(template=self.get_credentials())
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self.samdb_conn = samdb.SamDB(
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url=samdb_url, session_info=system_session(),
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credentials=self.creds, lp=env_loadparm())
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self.dom_sid = security.dom_sid(self.samdb_conn.get_domain_sid())
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# helper will load conf into lp, that's how smbd can find services.
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self.ntacls_helper = ntacls.NtaclsHelper(self.service,
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self.smb_conf_path,
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self.dom_sid)
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self.lp = self.ntacls_helper.lp
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self.smb_conn = libsmb.Conn(
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self.server, self.service, lp=self.lp, creds=self.creds)
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self.smb_helper = ntacls.SMBHelper(self.smb_conn, self.dom_sid)
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self.tarfile_path = os.path.join(self.tempdir,
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'ntacls-backup.tar.gz')
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# an example file tree
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self.tree = {
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'file0.txt': b'test file0',
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'dir1': {
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'file1.txt': b'test file1',
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'dir2': {} # an empty dir in dir
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},
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}
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self._delete_tarfile()
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self.smb_helper.delete_tree()
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self.smb_helper.create_tree(self.tree)
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self._check_tree()
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# keep a copy of ntacls after tree just created
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self.original_ntacls = self.smb_helper.get_ntacls()
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def tearDown(self):
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self._delete_tarfile()
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self.smb_helper.delete_tree()
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super(NtaclsBackupRestoreTests, self).tearDown()
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def _delete_tarfile(self):
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try:
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os.remove(self.tarfile_path)
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except OSError:
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pass
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def _check_tarfile(self):
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self.assertTrue(os.path.isfile(self.tarfile_path))
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def _check_tree(self):
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actual_tree = self.smb_helper.get_tree()
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self.assertDictEqual(self.tree, actual_tree)
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def test_smbd_mkdir(self):
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"""
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A smoke test for smbd.mkdir API
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"""
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dirpath = os.path.join(self.service_root, 'a-dir')
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smbd.mkdir(dirpath, system_session_unix(), self.service)
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mode = os.stat(dirpath).st_mode
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# This works in conjunction with the TEST_UMASK in smbd_base
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# to ensure that permissions are not related to the umask
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# but instead the smb.conf settings
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self.assertEqual(mode & 0o777, 0o755)
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self.assertTrue(os.path.isdir(dirpath))
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def test_smbd_create_file(self):
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"""
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A smoke test for smbd.create_file and smbd.unlink API
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"""
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filepath = os.path.join(self.service_root, 'a-file')
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smbd.create_file(filepath, system_session_unix(), self.service)
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self.assertTrue(os.path.isfile(filepath))
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mode = os.stat(filepath).st_mode
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# This works in conjunction with the TEST_UMASK in smbd_base
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# to ensure that permissions are not related to the umask
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# but instead the smb.conf settings
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self.assertEqual(mode & 0o777, 0o644)
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# As well as checking that unlink works, this removes the
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# fake xattrs from the dev/inode based DB
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smbd.unlink(filepath, system_session_unix(), self.service)
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self.assertFalse(os.path.isfile(filepath))
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def test_compare_getntacl(self):
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"""
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Ntacls get from different ways should be the same
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"""
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file_name = 'file0.txt'
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file_path = os.path.join(self.service_root, file_name)
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sd0 = self.smb_helper.get_acl(file_name, as_sddl=True)
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sd1 = self.ntacls_helper.getntacl(
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file_path, system_session_unix(), as_sddl=True, direct_db_access=False)
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sd2 = self.ntacls_helper.getntacl(
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file_path, system_session_unix(), as_sddl=True, direct_db_access=True)
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self.assertEqual(sd0, sd1)
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self.assertEqual(sd1, sd2)
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def test_backup_online(self):
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"""
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Backup service online, delete files, restore and check.
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"""
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ntacls.backup_online(
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self.smb_conn, self.tarfile_path, self.dom_sid)
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self._check_tarfile()
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self.smb_helper.delete_tree()
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ntacls.backup_restore(
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self.tarfile_path, self.service_root,
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self.samdb_conn, self.smb_conf_path)
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self._check_tree()
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# compare ntacls after restored
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self.assertDictEqual(
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self.original_ntacls, self.smb_helper.get_ntacls())
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def test_backup_offline(self):
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"""
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Backup service offline, delete files, restore and check.
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"""
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ntacls.backup_offline(
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self.service_root, self.tarfile_path,
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self.smb_conf_path, self.dom_sid)
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self._check_tarfile()
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self.smb_helper.delete_tree()
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ntacls.backup_restore(
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self.tarfile_path, self.service_root,
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self.samdb_conn, self.smb_conf_path)
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self._check_tree()
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# compare ntacls after restored
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self.assertDictEqual(
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self.original_ntacls, self.smb_helper.get_ntacls())
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