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python:tests: Add test for SMB encrypted DCERPC connection

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Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Stefan Metzmacher <metze@samba.org>

Autobuild-User(master): Andreas Schneider <asn@cryptomilk.org>
Autobuild-Date(master): Wed Aug 19 17:46:28 UTC 2020 on sn-devel-184
This commit is contained in:
Andreas Schneider 2020-07-07 14:27:07 +02:00 committed by Andreas Schneider
parent 81052e41da
commit 7e3ceaec44
2 changed files with 83 additions and 0 deletions
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82
python/samba/tests/dcerpc/binding.py Normal file
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@ -0,0 +1,82 @@
#
# Unix SMB/CIFS implementation.
# Copyright (c) 2020 Andreas Schneider <asn@samba.org>
#
# 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 <http://www.gnu.org/licenses/>.
#
"""Tests for samba.dcerpc., credentials and binding strings"""
import samba.tests
from samba.tests import RpcInterfaceTestCase, TestCase
from samba.dcerpc import lsa
import samba.dcerpc.security as security
from samba.credentials import Credentials, SMB_ENCRYPTION_REQUIRED
from samba import NTSTATUSError
class RpcBindingTests(RpcInterfaceTestCase):
def setUp(self):
super(RpcBindingTests, self).setUp()
def get_user_creds(self):
c = Credentials()
c.guess()
domain = samba.tests.env_get_var_value('DOMAIN')
username = samba.tests.env_get_var_value('USERNAME')
password = samba.tests.env_get_var_value('PASSWORD')
c.set_domain(domain)
c.set_username(username)
c.set_password(password)
return c
def test_smb3_dcerpc_encryption(self):
creds = self.get_user_creds()
creds.set_smb_encryption(SMB_ENCRYPTION_REQUIRED)
lp = self.get_loadparm()
lp.set('client ipc max protocol', 'SMB3')
lp.set('client ipc min protocol', 'SMB3')
binding_string = ("ncacn_np:%s" % (samba.tests.env_get_var_value('SERVER')))
lsa_conn = lsa.lsarpc(binding_string, lp, creds)
objectAttr = lsa.ObjectAttribute()
objectAttr.sec_qos = lsa.QosInfo()
pol_handle = lsa_conn.OpenPolicy2('',
objectAttr,
security.SEC_FLAG_MAXIMUM_ALLOWED)
self.assertIsNotNone(pol_handle)
def test_smb2_dcerpc_encryption(self):
creds = self.get_user_creds()
creds.set_smb_encryption(SMB_ENCRYPTION_REQUIRED)
lp = self.get_loadparm()
lp.set('client ipc max protocol', 'SMB2')
lp.set('client ipc min protocol', 'SMB2')
binding_string = ("ncacn_np:%s" % (samba.tests.env_get_var_value('SERVER')))
self.assertRaises(NTSTATUSError, lsa.lsarpc, binding_string, lp, creds)
def test_smb1_dcerpc_encryption(self):
creds = self.get_user_creds()
creds.set_smb_encryption(SMB_ENCRYPTION_REQUIRED)
lp = self.get_loadparm()
lp.set('client ipc max protocol', 'NT1')
lp.set('client ipc min protocol', 'NT1')
binding_string = ("ncacn_np:%s" % (samba.tests.env_get_var_value('SERVER')))
self.assertRaises(NTSTATUSError, lsa.lsarpc, binding_string, lp, creds)

1
selftest/tests.py
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@ -92,6 +92,7 @@ planpythontestsuite(
extra_path=[os.path.join(samba4srcdir, "..", "buildtools"),
os.path.join(samba4srcdir, "..", "third_party", "waf")])
planpythontestsuite("fileserver", "samba.tests.smbd_fuzztest")
planpythontestsuite("nt4_dc_smb1", "samba.tests.dcerpc.binding")
def cmdline(script, *args):