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s4:drs:tests: repeat getncchanges test with zero reserved_usn

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This emulates the behaviour of Azure AD.

As this is quite slow we will later reduce the test load in this case,
but for now we want to run all the getncchanges tests this way.

BUG: https://bugzilla.samba.org/show_bug.cgi?id=15701

Signed-off-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
Reviewed-by: Jennifer Sutton <josutton@catalyst.net.nz>
This commit is contained in:
Douglas Bagnall 2024-08-14 13:26:37 +12:00 committed by Douglas Bagnall
parent 796e92a530
commit 67c7609ab7
3 changed files with 26 additions and 0 deletions
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9
selftest/knownfail.d/getncchanges
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@ -6,3 +6,12 @@ samba4.drs.getncchanges.python\(promoted_dc\).getncchanges.DrsReplicaSyncIntegri
samba4.drs.getncchanges.python\(promoted_dc\).getncchanges.DrsReplicaSyncIntegrityTestCase.test_repl_get_tgt_multivalued_links\(promoted_dc\)
# Samba chooses to always increment the USN for the NC root at the point where it would otherwise show up.
samba4.drs.getncchanges.python\(.*\).getncchanges.DrsReplicaSyncIntegrityTestCase.test_repl_nc_is_first_nc_change_only\(
# These failures are repeated in the tests where the client forces
# reserved_usn to zero, emulating Azure AD. DrsReplicaSyncFakeAzureAdTests
samba4.drs.getncchanges.python\(promoted_dc\).getncchanges.DrsReplicaSyncFakeAzureAdTests.test_repl_get_tgt\(promoted_dc\)
samba4.drs.getncchanges.python\(promoted_dc\).getncchanges.DrsReplicaSyncFakeAzureAdTests.test_repl_get_tgt_chain\(promoted_dc\)
samba4.drs.getncchanges.python\(promoted_dc\).getncchanges.DrsReplicaSyncFakeAzureAdTests.test_repl_get_tgt_and_anc\(promoted_dc\)
samba4.drs.getncchanges.python\(promoted_dc\).getncchanges.DrsReplicaSyncFakeAzureAdTests.test_repl_get_tgt_multivalued_links\(promoted_dc\)
# Samba chooses to always increment the USN for the NC root at the point where it would otherwise show up.
samba4.drs.getncchanges.python\(.*\).getncchanges.DrsReplicaSyncFakeAzureAdTests.test_repl_nc_is_first_nc_change_only\(

5
selftest/knownfail.d/getncchanges-azure-ad Normal file
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@ -0,0 +1,5 @@
^samba4.drs.getncchanges.python\(vampire_dc\).getncchanges.DrsReplicaSyncFakeAzureAdTests.test_repl_get_tgt_multivalued_links\(vampire_dc\)
^samba4.drs.getncchanges.python\(vampire_dc\).getncchanges.DrsReplicaSyncFakeAzureAdTests.test_repl_integrity\(vampire_dc\)
^samba4.drs.getncchanges.python\(vampire_dc\).getncchanges.DrsReplicaSyncFakeAzureAdTests.test_repl_integrity_link_attr\(vampire_dc\)
^samba4.drs.getncchanges.python\(promoted_dc\).getncchanges.DrsReplicaSyncFakeAzureAdTests.test_repl_integrity\(promoted_dc\)
^samba4.drs.getncchanges.python\(promoted_dc\).getncchanges.DrsReplicaSyncFakeAzureAdTests.test_repl_integrity_link_attr\(promoted_dc\)

12
source4/torture/drs/python/getncchanges.py
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@ -1421,6 +1421,18 @@ class DrsReplicaSyncIntegrityTestCase(drs_base.DrsBaseTestCase):
# The NC should not be present in this replication
self._test_repl_nc_is_first(start_at_zero=False, nc_change=False, ou_change=False)
class DrsReplicaSyncFakeAzureAdTests(DrsReplicaSyncIntegrityTestCase):
"""This repeats all of DrsReplicaSyncIntegrityTestCase, but the client
always sets highwatermark.reserved_usn = 0. This is what Azure AD
/ Entra ID Connect does.
"""
@staticmethod
def modify_highwatermark(hwm):
if hwm is not None:
hwm.reserved_usn = 0
class DcConnection:
"""Helper class to track a connection to another DC"""