[SCM] Samba Shared Repository - branch master updated

Garming Sam garming at samba.org
Wed Dec 21 03:38:02 UTC 2016


The branch, master has been updated
       via  c94f824 getncchanges: use the uptodateness_vector to filter links to replicate
       via  5631421 torture/drs: test link replication with hwm and utdv
       via  e130c46 torture/drs: move ExopBaseTest into DrsBaseTest and extend
      from  8989725 s3-rpc_client: Pass NULL as no password

https://git.samba.org/?p=samba.git;a=shortlog;h=master


- Log -----------------------------------------------------------------
commit c94f82417035c8fdae9bb2631162798ba167e6b6
Author: Garming Sam <garming at catalyst.net.nz>
Date:   Wed Dec 14 16:05:05 2016 +1300

    getncchanges: use the uptodateness_vector to filter links to replicate
    
    This is to mirror the check in get_nc_changes_build_object.
    
    Signed-off-by: Garming Sam <garming at catalyst.net.nz>
    Reviewed-by: Stefan Metzmacher <metze at samba.org>
    
    Autobuild-User(master): Garming Sam <garming at samba.org>
    Autobuild-Date(master): Wed Dec 21 04:37:54 CET 2016 on sn-devel-144

commit 56314211439b281647a2f11e7a94bd874a5df337
Author: Bob Campbell <bobcampbell at catalyst.net.nz>
Date:   Mon Dec 19 12:27:31 2016 +1300

    torture/drs: test link replication with hwm and utdv
    
    Signed-off-by: Bob Campbell <bobcampbell at catalyst.net.nz>
    Reviewed-by: Garming Sam <garming at catalyst.net.nz>
    Reviewed-by: Stefan Metzmacher <metze at samba.org>

commit e130c46e87a9dbda51a6ca7611f8bc4887ea6c7f
Author: Bob Campbell <bobcampbell at catalyst.net.nz>
Date:   Thu Dec 15 14:23:58 2016 +1300

    torture/drs: move ExopBaseTest into DrsBaseTest and extend
    
    Signed-off-by: Bob Campbell <bobcampbell at catalyst.net.nz>
    Reviewed-by: Garming Sam <garming at catalyst.net.nz>
    Reviewed-by: Stefan Metzmacher <metze at samba.org>

-----------------------------------------------------------------------

Summary of changes:
 source4/rpc_server/drsuapi/getncchanges.c          |  19 +-
 source4/torture/drs/python/drs_base.py             | 324 ++++++++++++++++++++-
 source4/torture/drs/python/getnc_exop.py           | 198 ++++++++-----
 .../torture/drs/python/linked_attributes_drs.py    |  40 +--
 source4/torture/drs/python/ridalloc_exop.py        |  40 +--
 5 files changed, 476 insertions(+), 145 deletions(-)


Changeset truncated at 500 lines:

diff --git a/source4/rpc_server/drsuapi/getncchanges.c b/source4/rpc_server/drsuapi/getncchanges.c
index 70ec04c..705c8cf 100644
--- a/source4/rpc_server/drsuapi/getncchanges.c
+++ b/source4/rpc_server/drsuapi/getncchanges.c
@@ -605,8 +605,10 @@ static WERROR get_nc_changes_add_links(struct ldb_context *sam_ctx,
 		for (j=0; j<el->num_values; j++) {
 			struct dsdb_dn *dsdb_dn;
 			uint64_t local_usn;
-			NTSTATUS status;
+			uint64_t originating_usn;
+			NTSTATUS status, status2;
 			WERROR werr;
+			struct GUID originating_invocation_id;
 
 			dsdb_dn = dsdb_dn_parse(tmp_ctx, sam_ctx, &el->values[j], sa->syntax->ldap_oid);
 			if (dsdb_dn == NULL) {
@@ -635,6 +637,21 @@ static WERROR get_nc_changes_add_links(struct ldb_context *sam_ctx,
 				continue;
 			}
 
+			status = dsdb_get_extended_dn_guid(dsdb_dn->dn,
+							   &originating_invocation_id,
+							   "RMD_INVOCID");
+			status2 = dsdb_get_extended_dn_uint64(dsdb_dn->dn,
+							      &originating_usn,
+							      "RMD_ORIGINATING_USN");
+
+			if (NT_STATUS_IS_OK(status) && NT_STATUS_IS_OK(status2)) {
+				if (udv_filter(uptodateness_vector,
+					       &originating_invocation_id,
+					       originating_usn)) {
+					continue;
+				}
+			}
+
 			werr = get_nc_changes_add_la(mem_ctx, sam_ctx, schema,
 						     sa, msg, dsdb_dn, la_list,
 						     la_count, is_schema_nc);
diff --git a/source4/torture/drs/python/drs_base.py b/source4/torture/drs/python/drs_base.py
index aa0a7f6..e6f6e48 100644
--- a/source4/torture/drs/python/drs_base.py
+++ b/source4/torture/drs/python/drs_base.py
@@ -3,6 +3,8 @@
 #
 # Unix SMB/CIFS implementation.
 # Copyright (C) Kamen Mazdrashki <kamenim at samba.org> 2011
+# Copyright (C) Andrew Bartlett <abartlet at samba.org> 2016
+# Copyright (C) Catalyst IT Ltd. 2016
 #
 # 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
@@ -18,15 +20,18 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 
-
 import sys
 import time
 import os
+import ldb
 
 sys.path.insert(0, "bin/python")
 import samba.tests
 from samba.tests.samba_tool.base import SambaToolCmdTest
 from samba import dsdb
+from samba.dcerpc import drsuapi, misc, drsblobs, security
+from samba.ndr import ndr_unpack, ndr_pack
+from samba.drs_utils import drs_DsBind
 
 from ldb import (
     SCOPE_BASE,
@@ -143,3 +148,320 @@ class DrsBaseTestCase(SambaToolCmdTest):
         # disable replication
         self.check_run("%s %s --dsa-option=+DISABLE_INBOUND_REPL" %(samba_tool_cmd, DC))
         self.check_run("%s %s --dsa-option=+DISABLE_OUTBOUND_REPL" %(samba_tool_cmd, DC))
+
+    def _get_highest_hwm_utdv(self, ldb_conn):
+        res = ldb_conn.search("", scope=ldb.SCOPE_BASE, attrs=["highestCommittedUSN"])
+        hwm = drsuapi.DsReplicaHighWaterMark()
+        hwm.tmp_highest_usn = long(res[0]["highestCommittedUSN"][0])
+        hwm.reserved_usn = 0
+        hwm.highest_usn = hwm.tmp_highest_usn
+
+        utdv = drsuapi.DsReplicaCursorCtrEx()
+        cursors = []
+        c1 = drsuapi.DsReplicaCursor()
+        c1.source_dsa_invocation_id = misc.GUID(ldb_conn.get_invocation_id())
+        c1.highest_usn = hwm.highest_usn
+        cursors.append(c1)
+        utdv.count = len(cursors)
+        utdv.cursors = cursors
+        return (hwm, utdv)
+
+    def _get_indentifier(self, ldb_conn, dn):
+        res = ldb_conn.search(dn, scope=ldb.SCOPE_BASE,
+                attrs=["objectGUID", "objectSid"])
+        id = drsuapi.DsReplicaObjectIdentifier()
+        id.guid = ndr_unpack(misc.GUID, res[0]['objectGUID'][0])
+        if "objectSid" in res[0]:
+            id.sid = ndr_unpack(security.dom_sid, res[0]['objectSid'][0])
+        id.dn = str(res[0].dn)
+        return id
+
+    def _check_replication(self, expected_dns, replica_flags, expected_links=[],
+                           drs_error=drsuapi.DRSUAPI_EXOP_ERR_NONE, drs=None, drs_handle=None,
+                           highwatermark=None, uptodateness_vector=None,
+                           more_flags=0, more_data=False,
+                           dn_ordered=True, links_ordered=True,
+                           max_objects=133, exop=0,
+                           dest_dsa=drsuapi.DRSUAPI_DS_BIND_GUID_W2K3,
+                           source_dsa=None, invocation_id=None, nc_dn_str=None,
+                           nc_object_count=0, nc_linked_attributes_count=0):
+        """
+        Makes sure that replication returns the specific error given.
+        """
+        if source_dsa is None:
+            source_dsa = self.ldb_dc1.get_ntds_GUID()
+        if invocation_id is None:
+            invocation_id = self.ldb_dc1.get_invocation_id()
+        if nc_dn_str is None:
+            nc_dn_str = self.ldb_dc1.domain_dn()
+
+        if highwatermark is None:
+            if self.default_hwm is None:
+                (highwatermark, _) = self._get_highest_hwm_utdv(self.ldb_dc1)
+            else:
+                highwatermark = self.default_hwm
+
+        if drs is None:
+            drs = self.drs
+        if drs_handle is None:
+            drs_handle = self.drs_handle
+
+        req10 = self._getnc_req10(dest_dsa=dest_dsa,
+                                  invocation_id=invocation_id,
+                                  nc_dn_str=nc_dn_str,
+                                  exop=exop,
+                                  max_objects=max_objects,
+                                  replica_flags=replica_flags)
+        req10.highwatermark = highwatermark
+        if uptodateness_vector is not None:
+            uptodateness_vector_v1 = drsuapi.DsReplicaCursorCtrEx()
+            cursors = []
+            for i in xrange(0, uptodateness_vector.count):
+                c = uptodateness_vector.cursors[i]
+                c1 = drsuapi.DsReplicaCursor()
+                c1.source_dsa_invocation_id = c.source_dsa_invocation_id
+                c1.highest_usn = c.highest_usn
+                cursors.append(c1)
+            uptodateness_vector_v1.count = len(cursors)
+            uptodateness_vector_v1.cursors = cursors
+            req10.uptodateness_vector = uptodateness_vector_v1
+        (level, ctr) = drs.DsGetNCChanges(drs_handle, 10, req10)
+
+        self.assertEqual(level, 6, "expected level 6 response!")
+        self.assertEqual(ctr.source_dsa_guid, misc.GUID(source_dsa))
+        self.assertEqual(ctr.source_dsa_invocation_id, misc.GUID(invocation_id))
+        ctr6 = ctr
+        self.assertEqual(ctr6.extended_ret, drs_error)
+        self._check_ctr6(ctr6, expected_dns, expected_links,
+                         nc_object_count=nc_object_count)
+        return (ctr6.new_highwatermark, ctr6.uptodateness_vector)
+
+    def _check_ctr6(self, ctr6, expected_dns=[], expected_links=[],
+                    dn_ordered=True, links_ordered=True,
+                    more_data=False, nc_object_count=0,
+                    nc_linked_attributes_count=0, drs_error=0):
+        """
+        Check that a ctr6 matches the specified parameters.
+        """
+        self.assertEqual(ctr6.object_count, len(expected_dns))
+        self.assertEqual(ctr6.linked_attributes_count, len(expected_links))
+        self.assertEqual(ctr6.more_data, more_data)
+        self.assertEqual(ctr6.nc_object_count, nc_object_count)
+        self.assertEqual(ctr6.nc_linked_attributes_count, nc_linked_attributes_count)
+        self.assertEqual(ctr6.drs_error[0], drs_error)
+
+        ctr6_dns = []
+        next_object = ctr6.first_object
+        for i in range(0, ctr6.object_count):
+            ctr6_dns.append(next_object.object.identifier.dn)
+            next_object = next_object.next_object
+        self.assertEqual(next_object, None)
+
+        i = 0
+        for dn in expected_dns:
+            # Expect them back in the exact same order as specified.
+            if dn_ordered:
+                self.assertNotEqual(ctr6_dns[i], None)
+                self.assertEqual(ctr6_dns[i], dn)
+                i = i + 1
+            # Don't care what order
+            else:
+                self.assertTrue(dn in ctr6_dns, "Couldn't find DN '%s' anywhere in ctr6 response." % dn)
+
+        ctr6_links = []
+        expected_links.sort()
+        lidx = 0
+        for lidx in range(0, ctr6.linked_attributes_count):
+            l = ctr6.linked_attributes[lidx]
+            try:
+                target = ndr_unpack(drsuapi.DsReplicaObjectIdentifier3,
+                                    l.value.blob)
+            except:
+                target = ndr_unpack(drsuapi.DsReplicaObjectIdentifier3Binary,
+                                    l.value.blob)
+            al = AbstractLink(l.attid, l.flags,
+                              l.identifier.guid,
+                              target.guid)
+            ctr6_links.append(al)
+
+        lidx = 0
+        for el in expected_links:
+            if links_ordered:
+                self.assertEqual(el, ctr6_links[lidx])
+                lidx += 1
+            else:
+                self.assertTrue(el in ctr6_links, "Couldn't find link '%s' anywhere in ctr6 response." % el)
+
+    def _exop_req8(self, dest_dsa, invocation_id, nc_dn_str, exop,
+                   replica_flags=0, max_objects=0, partial_attribute_set=None,
+                   partial_attribute_set_ex=None, mapping_ctr=None):
+        req8 = drsuapi.DsGetNCChangesRequest8()
+
+        req8.destination_dsa_guid = misc.GUID(dest_dsa) if dest_dsa else misc.GUID()
+        req8.source_dsa_invocation_id = misc.GUID(invocation_id)
+        req8.naming_context = drsuapi.DsReplicaObjectIdentifier()
+        req8.naming_context.dn = unicode(nc_dn_str)
+        req8.highwatermark = drsuapi.DsReplicaHighWaterMark()
+        req8.highwatermark.tmp_highest_usn = 0
+        req8.highwatermark.reserved_usn = 0
+        req8.highwatermark.highest_usn = 0
+        req8.uptodateness_vector = None
+        req8.replica_flags = replica_flags
+        req8.max_object_count = max_objects
+        req8.max_ndr_size = 402116
+        req8.extended_op = exop
+        req8.fsmo_info = 0
+        req8.partial_attribute_set = partial_attribute_set
+        req8.partial_attribute_set_ex = partial_attribute_set_ex
+        if mapping_ctr:
+            req8.mapping_ctr = mapping_ctr
+        else:
+            req8.mapping_ctr.num_mappings = 0
+            req8.mapping_ctr.mappings = None
+
+        return req8
+
+    def _getnc_req10(self, dest_dsa, invocation_id, nc_dn_str, exop,
+                     replica_flags=0, max_objects=0, partial_attribute_set=None,
+                     partial_attribute_set_ex=None, mapping_ctr=None,
+                     more_flags=0):
+        req10 = drsuapi.DsGetNCChangesRequest10()
+
+        req10.destination_dsa_guid = misc.GUID(dest_dsa) if dest_dsa else misc.GUID()
+        req10.source_dsa_invocation_id = misc.GUID(invocation_id)
+        req10.naming_context = drsuapi.DsReplicaObjectIdentifier()
+        req10.naming_context.dn = unicode(nc_dn_str)
+        req10.highwatermark = drsuapi.DsReplicaHighWaterMark()
+        req10.highwatermark.tmp_highest_usn = 0
+        req10.highwatermark.reserved_usn = 0
+        req10.highwatermark.highest_usn = 0
+        req10.uptodateness_vector = None
+        req10.replica_flags = replica_flags
+        req10.max_object_count = max_objects
+        req10.max_ndr_size = 402116
+        req10.extended_op = exop
+        req10.fsmo_info = 0
+        req10.partial_attribute_set = partial_attribute_set
+        req10.partial_attribute_set_ex = partial_attribute_set_ex
+        if mapping_ctr:
+            req10.mapping_ctr = mapping_ctr
+        else:
+            req10.mapping_ctr.num_mappings = 0
+            req10.mapping_ctr.mappings = None
+        req10.more_flags = more_flags
+
+        return req10
+
+    def _ds_bind(self, server_name):
+        binding_str = "ncacn_ip_tcp:%s[seal]" % server_name
+
+        drs = drsuapi.drsuapi(binding_str, self.get_loadparm(), self.get_credentials())
+        (drs_handle, supported_extensions) = drs_DsBind(drs)
+        return (drs, drs_handle)
+
+
+class AbstractLink:
+    def __init__(self, attid, flags, identifier, targetGUID):
+        self.attid = attid
+        self.flags = flags
+        self.identifier = str(identifier)
+        self.selfGUID_blob = ndr_pack(identifier)
+        self.targetGUID = str(targetGUID)
+        self.targetGUID_blob = ndr_pack(targetGUID)
+
+    def __repr__(self):
+        return "AbstractLink(0x%08x, 0x%08x, %s, %s)" % (
+                self.attid, self.flags, self.identifier, self.targetGUID)
+
+    def __internal_cmp__(self, other, verbose=False):
+        """See CompareLinks() in MS-DRSR section 4.1.10.5.17"""
+        if not isinstance(other, AbstractLink):
+            if verbose:
+                print "AbstractLink.__internal_cmp__(%r, %r) => wrong type" % (self, other)
+            return NotImplemented
+
+        c = cmp(self.selfGUID_blob, other.selfGUID_blob)
+        if c != 0:
+            if verbose:
+                print "AbstractLink.__internal_cmp__(%r, %r) => %d different identifier" % (self, other, c)
+            return c
+
+        c = other.attid - self.attid
+        if c != 0:
+            if verbose:
+                print "AbstractLink.__internal_cmp__(%r, %r) => %d different attid" % (self, other, c)
+            return c
+
+        self_active = self.flags & drsuapi.DRSUAPI_DS_LINKED_ATTRIBUTE_FLAG_ACTIVE
+        other_active = other.flags & drsuapi.DRSUAPI_DS_LINKED_ATTRIBUTE_FLAG_ACTIVE
+
+        c = self_active - other_active
+        if c != 0:
+            if verbose:
+                print "AbstractLink.__internal_cmp__(%r, %r) => %d different FLAG_ACTIVE" % (self, other, c)
+            return c
+
+        c = cmp(self.targetGUID_blob, other.targetGUID_blob)
+        if c != 0:
+            if verbose:
+                print "AbstractLink.__internal_cmp__(%r, %r) => %d different target" % (self, other, c)
+            return c
+
+        c = self.flags - other.flags
+        if c != 0:
+            if verbose:
+                print "AbstractLink.__internal_cmp__(%r, %r) => %d different flags" % (self, other, c)
+            return c
+
+        return 0
+
+    def __lt__(self, other):
+        c = self.__internal_cmp__(other)
+        if c == NotImplemented:
+            return NotImplemented
+        if c < 0:
+            return True
+        return False
+
+    def __le__(self, other):
+        c = self.__internal_cmp__(other)
+        if c == NotImplemented:
+            return NotImplemented
+        if c <= 0:
+            return True
+        return False
+
+    def __eq__(self, other):
+        c = self.__internal_cmp__(other, verbose=True)
+        if c == NotImplemented:
+            return NotImplemented
+        if c == 0:
+            return True
+        return False
+
+    def __ne__(self, other):
+        c = self.__internal_cmp__(other)
+        if c == NotImplemented:
+            return NotImplemented
+        if c != 0:
+            return True
+        return False
+
+    def __gt__(self, other):
+        c = self.__internal_cmp__(other)
+        if c == NotImplemented:
+            return NotImplemented
+        if c > 0:
+            return True
+        return False
+
+    def __ge__(self, other):
+        c = self.__internal_cmp__(other)
+        if c == NotImplemented:
+            return NotImplemented
+        if c >= 0:
+            return True
+        return False
+
+    def __hash__(self):
+        return hash((self.attid, self.flags, self.identifier, self.targetGUID))
diff --git a/source4/torture/drs/python/getnc_exop.py b/source4/torture/drs/python/getnc_exop.py
index 246d859..d9e06f2 100644
--- a/source4/torture/drs/python/getnc_exop.py
+++ b/source4/torture/drs/python/getnc_exop.py
@@ -28,7 +28,11 @@
 #  PYTHONPATH="$PYTHONPATH:$samba4srcdir/torture/drs/python" $SUBUNITRUN getnc_exop -U"$DOMAIN/$DC_USERNAME"%"$DC_PASSWORD"
 #
 
+import random
+
 import drs_base
+from drs_base import AbstractLink
+
 import samba.tests
 
 import ldb
@@ -62,60 +66,8 @@ def _linked_attribute_compare(la1, la2):
     # Ascending target object GUID
     return cmp(ndr_pack(la1_target), ndr_pack(la2_target))
 
-class AbstractLink:
-    def __init__(self, attid, flags, identifier, targetGUID):
-        self.attid = attid
-        self.flags = flags
-        self.identifier = identifier
-        self.targetGUID = targetGUID
-
-    def __eq__(self, other):
-        return isinstance(other, AbstractLink) and \
-            ((self.attid, self.flags, self.identifier, self.targetGUID) ==
-             (other.attid, other.flags, other.identifier, other.targetGUID))
-
-    def __hash__(self):
-        return hash((self.attid, self.flags, self.identifier, self.targetGUID))
-
-class ExopBaseTest:
-    def _exop_req8(self, dest_dsa, invocation_id, nc_dn_str, exop,
-                   replica_flags=0, max_objects=0, partial_attribute_set=None,
-                   partial_attribute_set_ex=None, mapping_ctr=None):
-        req8 = drsuapi.DsGetNCChangesRequest8()
-
-        req8.destination_dsa_guid = misc.GUID(dest_dsa) if dest_dsa else misc.GUID()
-        req8.source_dsa_invocation_id = misc.GUID(invocation_id)
-        req8.naming_context = drsuapi.DsReplicaObjectIdentifier()
-        req8.naming_context.dn = unicode(nc_dn_str)
-        req8.highwatermark = drsuapi.DsReplicaHighWaterMark()
-        req8.highwatermark.tmp_highest_usn = 0
-        req8.highwatermark.reserved_usn = 0
-        req8.highwatermark.highest_usn = 0
-        req8.uptodateness_vector = None
-        req8.replica_flags = replica_flags
-        req8.max_object_count = max_objects
-        req8.max_ndr_size = 402116
-        req8.extended_op = exop
-        req8.fsmo_info = 0
-        req8.partial_attribute_set = partial_attribute_set
-        req8.partial_attribute_set_ex = partial_attribute_set_ex
-        if mapping_ctr:
-            req8.mapping_ctr = mapping_ctr
-        else:
-            req8.mapping_ctr.num_mappings = 0
-            req8.mapping_ctr.mappings = None
-
-        return req8
-
-    def _ds_bind(self, server_name):
-        binding_str = "ncacn_ip_tcp:%s[seal]" % server_name
-
-        drs = drsuapi.drsuapi(binding_str, self.get_loadparm(), self.get_credentials())
-        (drs_handle, supported_extensions) = drs_DsBind(drs)
-        return (drs, drs_handle)
-
 
-class DrsReplicaSyncTestCase(drs_base.DrsBaseTestCase, ExopBaseTest):
+class DrsReplicaSyncTestCase(drs_base.DrsBaseTestCase):
     """Intended as a semi-black box test case for DsGetNCChanges
        implementation for extended operations. It should be testing
        how DsGetNCChanges handles different input params (mostly invalid).
@@ -124,8 +76,20 @@ class DrsReplicaSyncTestCase(drs_base.DrsBaseTestCase, ExopBaseTest):
 
     def setUp(self):
         super(DrsReplicaSyncTestCase, self).setUp()
+        self.base_dn = self.ldb_dc1.get_default_basedn()
+        self.ou = "OU=test_getncchanges,%s" % self.base_dn
+        self.ldb_dc1.add({
+            "dn": self.ou,
+            "objectclass": "organizationalUnit"})
+        (self.drs, self.drs_handle) = self._ds_bind(self.dnsname_dc1)
+        (self.default_hwm, self.default_utdv) = self._get_highest_hwm_utdv(self.ldb_dc1)
 
     def tearDown(self):
+        try:
+            self.ldb_dc1.delete(self.ou, ["tree_delete:1"])
+        except ldb.LdbError as (enum, string):
+            if enum == ldb.ERR_NO_SUCH_OBJECT:
+                pass
         super(DrsReplicaSyncTestCase, self).tearDown()
 
     def _determine_fSMORoleOwner(self, fsmo_obj_dn):
@@ -170,6 +134,106 @@ class DrsReplicaSyncTestCase(drs_base.DrsBaseTestCase, ExopBaseTest):
         self.assertEqual(ctr6.linked_attributes, [])
         self.assertEqual(ctr6.drs_error[0], 0)
 
+    def test_link_utdv_hwm(self):
+        ou1 = "OU=get_anc1,%s" % self.ou
+        self.ldb_dc1.add({
+            "dn": ou1,
+            "objectclass": "organizationalUnit"


-- 
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