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samba-mirror/source4/dsdb/tests/python/ndr_pack_performance.py
Douglas Bagnall 93e6ea4cff perftest:ndr_pack: spin in do_nothing for a while 
The idea was to get a less jittery idea of the underlying noise, but
ut is still almost instant. This I suppose is useful in indicating
that this much of the test has very little overhead.

Signed-off-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
BUG: https://bugzilla.samba.org/show_bug.cgi?id=15574
2024-02-08 02:48:44 +00:00

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9.6 KiB
Python
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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import optparse
import sys
sys.path.insert(0, 'bin/python')
import samba
import gzip
# We try to use the test infrastructure of Samba 4.3+, but if it
# doesn't work, we are probably in a back-ported patch and trying to
# run on 4.1 or something.
#
# Don't copy this horror into ordinary tests -- it is special for
# performance tests that want to apply to old versions.
from samba.tests.subunitrun import TestProgram
from samba.ndr import ndr_pack, ndr_unpack
from samba.dcerpc import security
from samba.dcerpc import drsuapi
BIG_SD_SDDL = ''.join(
"""O:S-1-5-21-3328325300-3937145445-4190589019-512G:S-1-5-2
1-3328325300-3937145445-4190589019-512D:AI(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;S-
1-5-21-3328325300-3937145445-4190589019-512)(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;
SY)(A;;RPLCLORC;;;AU)(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;AO)(A;;RPLCLORC;;;PS)(O
A;;CR;ab721a55-1e2f-11d0-9819-00aa0040529b;;AU)(OA;;RP;46a9b11d-60ae-405a-b7e
8-ff8a58d456d2;;S-1-5-32-560)(OA;CIIOID;RP;4c164200-20c0-11d0-a768-00aa006e05
29;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)(OA;CIIOID;RP;4c164200-20c0-11d0-a
768-00aa006e0529;bf967aba-0de6-11d0-a285-00aa003049e2;RU)(OA;CIIOID;RP;5f2020
10-79a5-11d0-9020-00c04fc2d4cf;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)(OA;CI
IOID;RP;5f202010-79a5-11d0-9020-00c04fc2d4cf;bf967aba-0de6-11d0-a285-00aa0030
49e2;RU)(OA;CIIOID;RP;bc0ac240-79a9-11d0-9020-00c04fc2d4cf;4828cc14-1437-45bc
-9b07-ad6f015e5f28;RU)(OA;CIIOID;RP;bc0ac240-79a9-11d0-9020-00c04fc2d4cf;bf96
7aba-0de6-11d0-a285-00aa003049e2;RU)(OA;CIIOID;RP;59ba2f42-79a2-11d0-9020-00c
04fc2d3cf;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)(OA;CIIOID;RP;59ba2f42-79a2
-11d0-9020-00c04fc2d3cf;bf967aba-0de6-11d0-a285-00aa003049e2;RU)(OA;CIIOID;RP
;037088f8-0ae1-11d2-b422-00a0c968f939;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU
)(OA;CIIOID;RP;037088f8-0ae1-11d2-b422-00a0c968f939;bf967aba-0de6-11d0-a285-0
0aa003049e2;RU)(OA;CIIOID;RP;b7c69e6d-2cc7-11d2-854e-00a0c983f608;bf967a86-0d
e6-11d0-a285-00aa003049e2;ED)(OA;CIID;RP;b7c69e6d-2cc7-11d2-854e-00a0c983f608
;bf967a9c-0de6-11d0-a285-00aa003049e2;ED)(OA;CIIOID;RP;b7c69e6d-2cc7-11d2-854
e-00a0c983f608;bf967aba-0de6-11d0-a285-00aa003049e2;ED)(OA;CIIOID;RPLCLORC;;4
828cc14-1437-45bc-9b07-ad6f015e5f28;RU)(OA;CIID;RPLCLORC;;bf967a9c-0de6-11d0-
a285-00aa003049e2;RU)(OA;CIIOID;RPLCLORC;;bf967aba-0de6-11d0-a285-00aa003049e
2;RU)(OA;CIID;RPWPCR;91e647de-d96f-4b70-9557-d63ff4f3ccd8;;PS)(A;CIID;RPWPCRC
CDCLCLORCWOWDSDDTSW;;;S-1-5-21-3328325300-3937145445-4190589019-519)(A;CIID;L
C;;;RU)(A;CIID;RPWPCRCCLCLORCWOWDSDSW;;;BA)(OA;CIIOID;RP;4c164200-20c0-11d0-a
768-00aa006e0529;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)(OA;CIIOID;RP;4c1642
00-20c0-11d0-a768-00aa006e0529;bf967aba-0de6-11d0-a285-00aa003049e2;RU)(OA;CI
IOID;RP;5f202010-79a5-11d0-9020-00c04fc2d4cf;4828cc14-1437-45bc-9b07-ad6f015e
5f28;RU)(OA;CIIOID;RP;5f202010-79a5-11d0-9020-00c04fc2d4cf;bf967aba-0de6-11d0
-a285-00aa003049e2;RU)(OA;CIIOID;RP;bc0ac240-79a9-11d0-9020-00c04fc2d4cf;4828
cc14-1437-45bc-9b07-ad6f015e5f28;RU)(OA;CIIOID;RP;bc0ac240-79a9-11d0-9020-00c
04fc2d4cf;bf967aba-0de6-11d0-a285-00aa003049e2;RU)(OA;CIIOID;RP;59ba2f42-79a2
-11d0-9020-00c04fc2d3cf;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)(OA;CIIOID;RP
;59ba2f42-79a2-11d0-9020-00c04fc2d3cf;bf967aba-0de6-11d0-a285-00aa003049e2;RU
)(OA;CIIOID;RP;037088f8-0ae1-11d2-b422-00a0c968f939;4828cc14-1437-45bc-9b07-a
d6f015e5f28;RU)(OA;CIIOID;RP;037088f8-0ae1-11d2-b422-00a0c968f939;bf967aba-0d
e6-11d0-a285-00aa003049e2;RU)(OA;CIIOID;RP;b7c69e6d-2cc7-11d2-854e-00a0c983f6
08;bf967a86-0de6-11d0-a285-00aa003049e2;ED)(OA;CIID;RP;b7c69e6d-2cc7-11d2-854
e-00a0c983f608;bf967a9c-0de6-11d0-a285-00aa003049e2;ED)(OA;CIIOID;RP;b7c69e6d
-2cc7-11d2-854e-00a0c983f608;bf967aba-0de6-11d0-a285-00aa003049e2;ED)(OA;CIIO
ID;RPLCLORC;;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)(OA;CIID;RPLCLORC;;bf967
a9c-0de6-11d0-a285-00aa003049e2;RU)(OA;CIIOID;RPLCLORC;;bf967aba-0de6-11d0-a2
85-00aa003049e2;RU)(OA;CIID;RPWPCR;91e647de-d96f-4b70-9557-d63ff4f3ccd8;;PS)(
A;CIID;RPWPCRCCDCLCLORCWOWDSDDTSW;;;S-1-5-21-3328325300-3937145445-4190589019
-519)(A;CIID;LC;;;RU)(A;CIID;RPWPCRCCLCLORCWOWDSDSW;;;BA)S:AI(OU;CIIOIDSA;WP;
f30e3bbe-9ff0-11d1-b603-0000f80367c1;bf967aa5-0de6-11d0-a285-00aa003049e2;WD)
(OU;CIIOIDSA;WP;f30e3bbf-9ff0-11d1-b603-0000f80367c1;bf967aa5-0de6-11d0-a285-
00aa003049e2;WD)(OU;CIIOIDSA;WP;f30e3bbe-9ff0-11d1-b603-0000f80367c1;bf967aa5
-0de6-11d0-a285-00aa003049e2;WD)(OU;CIIOIDSA;WP;f30e3bbf-9ff0-11d1-b603-0000f
80367c1;bf967aa5-0de6-11d0-a285-00aa003049e2;WD)""".split())
LITTLE_SD_SDDL = ''.join(
"""O:S-1-5-21-3328325300-3937145445-4190589019-512G:S-1-5-2
1-3328325300-3937145445-4190589019-512D:AI(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;S-
1-5-21-3328325300-3937145445-4190589019-512)(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;
SY)(A;;RPLCLORC;;;AU)(A;;RPWPCRCCDCLCLORCWOWDSDDTSW;;;AO)(A;;RPLCLORC;;;PS)(O
A;;CR;ab721a55-1e2f-11d0-9819-00aa0040529b;;AU)(OA;;RP;46a9b11d-60ae-405a-b7e
8-ff8a58d456d2;;S-1-5-32-560)(OA;CIIOID;RP;4c164200-20c0-11d0-a768-00aa006e05
29;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)(OA;CIIOID;RP;4c164200-20c0-11d0-a
768-00aa006e0529;bf967aba-0de6-11d0-a285-00aa003049e2;RU)(OA;CIIOID;RP;5f2020
10-79a5-11d0-9020-00c04fc2d4cf;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)(OA;CI
IOID;RP;5f202010-79a5-11d0-9020-00c04fc2d4cf;bf967aba-0de6-11d0-a285-00aa0030
49e2;RU)(OA;CIIOID;RP;bc0ac240-79a9-11d0-9020-00c04fc2d4cf;4828cc14-1437-45bc
-9b07-ad6f015e5f28;RU)(OA;CIIOID;RP;bc0ac240-79a9-11d0-9020-00c04fc2d4cf;bf96
7aba-0de6-11d0-a285-00aa003049e2;RU)(OA;CIIOID;RP;59ba2f42-79a2-11d0-9020-00c
04fc2d3cf;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU)(OA;CIIOID;RP;59ba2f42-79a2
-11d0-9020-00c04fc2d3cf;bf967aba-0de6-11d0-a285-00aa003049e2;RU)(OA;CIIOID;RP
;037088f8-0ae1-11d2-b422-00a0c968f939;4828cc14-1437-45bc-9b07-ad6f015e5f28;RU
)(OA;CIIOID;RP;037088f8-0ae1-11d2-b422-00a0c968f939;bf967aba-0de6-11d0-a285-0
0aa003049e2;RU)(OA;CIIOID;RP;b7c69e6d-2cc7-11d2-854e-00a0c983f608;bf967a86-0d
e6-11d0-a285-00aa003049e2;ED)""".split())
CONDITIONAL_ACE_SDDL = ('O:SYG:SYD:(XA;OICI;CR;;;WD;'
'(@USER.ad://ext/AuthenticationSilo == "siloname"))')
NON_OBJECT_SDDL = (
"O:S-1-5-21-2212615479-2695158682-2101375468-512"
"G:S-1-5-21-2212615479-2695158682-2101375468-513"
"D:P(A;OICI;FA;;;S-1-5-21-2212615479-2695158682-2101375468-512)"
"(A;OICI;FA;;;S-1-5-21-2212615479-2695158682-2101375468-519)"
"(A;OICIIO;FA;;;CO)"
"(A;OICI;FA;;;S-1-5-21-2212615479-2695158682-2101375468-512)"
"(A;OICI;FA;;;SY)"
"(A;OICI;0x1200a9;;;AU)"
"(A;OICI;0x1200a9;;;ED)")
# set SCALE = 100 for normal test, or 1 for testing the test.
SCALE = 100
class UserTests(samba.tests.TestCase):
def get_file_blob(self, filename):
if filename.endswith('.gz'):
f = gzip.open(filename)
else:
f = open(filename)
return f.read()
def get_desc(self, sddl):
dummy_sid = security.dom_sid("S-1-2-3")
return security.descriptor.from_sddl(sddl, dummy_sid)
def get_blob(self, sddl):
return ndr_pack(self.get_desc(sddl))
def test_00_00_do_nothing(self, cycles=10000):
# this gives us an idea of the overhead
for i in range(SCALE * cycles):
pass
def _test_pack(self, unpacked, cycles=10000):
pack = unpacked.__ndr_pack__
for i in range(SCALE * cycles):
pack()
def _test_unpack(self, blob, cycles=10000, cls=security.descriptor):
for i in range(SCALE * cycles):
cls().__ndr_unpack__(blob)
def _test_pack_unpack(self, desc, cycles=5000, cls=security.descriptor):
blob2 = ndr_pack(desc)
for i in range(SCALE * cycles):
blob = ndr_pack(desc)
desc = ndr_unpack(cls, blob)
self.assertEqual(blob, blob2)
def test_pack_big_sd_with_object_aces(self):
unpacked = self.get_desc(BIG_SD_SDDL)
self._test_pack(unpacked)
def test_unpack_big_sd_with_object_aces(self):
blob = self.get_blob(BIG_SD_SDDL)
self._test_unpack(blob)
def test_pack_unpack_big_sd_with_object_aces(self):
unpacked = self.get_desc(BIG_SD_SDDL)
self._test_pack_unpack(unpacked)
def test_pack_little_sd_with_object_aces(self):
unpacked = self.get_desc(LITTLE_SD_SDDL)
self._test_pack(unpacked)
def test_unpack_little_sd_with_object_aces(self):
blob = self.get_blob(LITTLE_SD_SDDL)
self._test_unpack(blob)
def test_pack_unpack_little_sd_with_object_aces(self):
unpacked = self.get_desc(LITTLE_SD_SDDL)
self._test_pack_unpack(unpacked)
def test_pack_conditional_ace_sd(self):
unpacked = self.get_desc(CONDITIONAL_ACE_SDDL)
self._test_pack(unpacked)
def test_unpack_conditional_ace_sd(self):
blob = self.get_blob(CONDITIONAL_ACE_SDDL)
self._test_unpack(blob)
def test_pack_unpack_conditional_ace_sd(self):
unpacked = self.get_desc(CONDITIONAL_ACE_SDDL)
self._test_pack_unpack(unpacked)
def test_pack_non_object_sd(self):
unpacked = self.get_desc(NON_OBJECT_SDDL)
self._test_pack(unpacked)
def test_unpack_non_object_sd(self):
blob = self.get_blob(NON_OBJECT_SDDL)
self._test_unpack(blob)
def test_pack_unpack_non_object_sd(self):
unpacked = self.get_desc(NON_OBJECT_SDDL)
self._test_pack_unpack(unpacked)
def test_unpack_repl_sample(self):
blob = self.get_file_blob('testdata/replication-ndrpack-example.gz')
self._test_unpack(blob, cycles=20, cls=drsuapi.DsGetNCChangesCtr6)
def test_pack_repl_sample(self):
blob = self.get_file_blob('testdata/replication-ndrpack-example.gz')
desc = ndr_unpack(drsuapi.DsGetNCChangesCtr6, blob)
self._test_pack(desc, cycles=20)
TestProgram(module=__name__)
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