[Samba] AD replication problem "WERR_DS_DRA_ACCESS_DENIED" - need help debugging
Rowland Penny
rpenny at samba.org
Wed Dec 27 12:29:16 UTC 2017
On Wed, 27 Dec 2017 13:00:05 +0100
"Dr. Johannes-Ulrich Menzebach via samba" <samba at lists.samba.org> wrote:
> There is additional info in the logs of the source DC (dcdo1, log
> level 2, manually triggered another replication):
> ====================
> [2017/12/27 12:31:29.695121, 2]
> ../source4/rpc_server/drsuapi/getncchanges.c:1731(getncchanges_collect_objects)
> ../source4/rpc_server/drsuapi/getncchanges.c:1731: getncchanges on
> DC=ad,DC=kdu,DC=com using filter (uSNChanged>=5415)
> [2017/12/27 12:31:29.698828, 2]
> ../source4/rpc_server/drsuapi/getncchanges.c:3006(dcesrv_drsuapi_DsGetNCChanges)
> DsGetNCChanges with uSNChanged >= 5415 flags 0x80000064 on
> <GUID=141bbe37-5eda-42b8-b904-0b75e26b1e2d>;<SID=S-1-5-21-454945863-777199239-1595221609>;DC=ad,DC=kdu,DC=com
> gave 0 objects (done 0/0) 0 links (done 0/0 (as
> S-1-5-21-454945863-777199239-1595221609-1112))
> [2017/12/27 12:31:29.733157, 1]
> ../source4/dsdb/common/util.c:4807(dsdb_validate_dsa_guid)
> ../source4/dsdb/common/util.c:4807: Failed to find account dn
> (serverReference) for
> CN=DCNH1,CN=Servers,CN=Default-First-Site-Name,CN=Sites,CN=Configuration,DC=ad,DC=kdu,DC=com,
> parent of DSA with objectGUID 0acce4bc-1193-4609-8e4d-a0771bb6fb76,
> sid S-1-5-21-454945863-777199239-1595221609-1112
> [2017/12/27 12:31:29.733198, 0]
> ../source4/rpc_server/drsuapi/updaterefs.c:374(dcesrv_drsuapi_DsReplicaUpdateRefs)
> ../source4/rpc_server/drsuapi/updaterefs.c:374: Refusing
> DsReplicaUpdateRefs for sid
> S-1-5-21-454945863-777199239-1595221609-1112 with GUID
> 0acce4bc-1193-4609-8e4d-a0771bb6fb76
>
> According to what I see in the "Sites and Services" RSAT console the
> DN for
> CN=DCNH1,CN=Servers,CN=Default-First-Site-Name,CN=Sites,CN=Configuration,DC=ad,DC=kdu,DC=com
> seems to exist.
>
> Any ideas?
>
> Thanks,
>
> Uli
>
>
>
> On 12/27/2017 09:59 AM, Dr. Johannes-Ulrich Menzebach via samba wrote:
> > We have 3 ADCs based on Samba-4.7.4 (compiled from source,internal
> > DNS)/ CentOS7: dcdo1,dcnh1 and dcge1. dcge1 holds all FSMO roles.
> > The 3 ADCs are on different locations connected via IPSec based
> > VPN. No traffic is filtered out.
> >
> > All 3 ADCs replicate fine except dcdo1 -->dcnh1. Symptom:
> >
> > [root at dcdo1 ~]# samba-tool drs replicate dcnh1.ad.kdu.com
> > dcdo1.ad.kdu.com dc=ad,dc=kdu,dc=com
> > ERROR(<class 'samba.drs_utils.drsException'>): DsReplicaSync failed
> > - drsException: DsReplicaSync failed (8453,
> > 'WERR_DS_DRA_ACCESS_DENIED') File
> > "/usr/lib64/python2.7/site-packages/samba/netcmd/drs.py", line 386,
> > in run drs_utils.sendDsReplicaSync(server_bind, server_bind_handle,
> > source_dsa_guid, NC, req_options)
> > File "/usr/lib64/python2.7/site-packages/samba/drs_utils.py",
> > line 85, in sendDsReplicaSync
> > raise drsException("DsReplicaSync failed %s" % estr)
> >
> > Log on dcdo1:
> > ==============
> > [2017/12/27 08:20:56.335895, 0]
> > ../source4/rpc_server/drsuapi/updaterefs.c:374(dcesrv_drsuapi_DsReplicaUpdateRefs)
> > ../source4/rpc_server/drsuapi/updaterefs.c:374: Refusing
> > DsReplicaUpdateRefs for sid
> > S-1-5-21-454945863-777199239-1595221609-1112 with GUID
> > 0acce4bc-1193-4609-8e4d-a0771bb6fb76
> >
> > Log on target DC dcnh1:
> > ==============
> > [2017/12/27 08:20:55.278559, 5]
> > ../auth/auth_log.c:860(log_successful_authz_event_human_readable)
> > Successful AuthZ: [DCE/RPC,ncacn_ip_tcp] user [NT
> > AUTHORITY]\[ANONYMOUS LOGON] [S-1-5-7] at [Wed, 27 Dec 2017
> > 08:20:55.278538 CET] Remote host [ipv4:192.168.172.14:36196] local
> > host [ipv4:192.168.152.15:135]
> > [2017/12/27 08:20:55.278641, 5] ../auth/auth_log.c:220(log_json)
> > JSON Authorization: {"timestamp":
> > "2017-12-27T08:20:55.278587+0100", "type": "Authorization",
> > "Authorization": {"version": {"major": 1, "minor": 0},
> > "localAddress": "ipv4:192.168.152.15:135", "remoteAddress":
> > "ipv4:192.168.172.14:36196", "serviceDescription": "DCE/RPC",
> > "authType": "ncacn_ip_tcp", "domain": "NT AUTHORITY", "account":
> > "ANONYMOUS LOGON", "sid": "S-1-5-7", "logonServer": "DCNH1",
> > "transportProtection": "NONE", "accountFlags": "0x00000010"}}
> > [2017/12/27 08:20:55.278660,
> > 3] ../auth/auth_log.c:139(get_auth_event_server)
> > get_auth_event_server: Failed to find 'auth_event' registered on
> > the message bus to send JSON authentication events to:
> > NT_STATUS_OBJECT_NAME_NOT_FOUND [2017/12/27 08:20:55.337740, 3]
> > ../source4/smbd/service_stream.c:65(stream_terminate_connection)
> > Terminating connection - 'dcesrv:
> > NT_STATUS_CONNECTION_DISCONNECTED' [2017/12/27 08:20:55.337873, 3]
> > ../source4/smbd/process_single.c:114(single_terminate)
> > single_terminate: reason[dcesrv:
> > NT_STATUS_CONNECTION_DISCONNECTED] [2017/12/27 08:20:55.506117, 3]
> > ../lib/ldb-samba/ldb_wrap.c:326(ldb_wrap_connect)
> > ldb_wrap open of secrets.ldb
> > [2017/12/27 08:20:55.506420, 5]
> > ../auth/gensec/gensec_start.c:739(gensec_start_mech)
> > Starting GENSEC mechanism spnego
> > [2017/12/27 08:20:55.506501, 5]
> > ../auth/gensec/gensec_start.c:739(gensec_start_mech)
> > Starting GENSEC submechanism gssapi_krb5
> > [2017/12/27 08:20:55.536259, 5]
> > ../source4/auth/gensec/gensec_gssapi.c:668(gensec_gssapi_update_internal)
> > gensec_gssapi: credentials were delegated
> > [2017/12/27 08:20:55.536320, 5]
> > ../source4/auth/gensec/gensec_gssapi.c:685(gensec_gssapi_update_internal)
> > GSSAPI Connection will be cryptographically sealed
> > [2017/12/27 08:20:55.538591, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: NULL
> > objectSid=\01\05\00\00\00\00\00\05\15\00\00\00G\EC\1D\1B\87\1ES.i\26\15_T\04\00\00
> > -> 0
> > [2017/12/27 08:20:55.538644, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: NULL
> > objectSid=\01\05\00\00\00\00\00\05\15\00\00\00G\EC\1D\1B\87\1ES.i\26\15_\04\02\00\00
> > -> 0
> > [2017/12/27 08:20:55.538712, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: NULL
> > objectSid=\01\05\00\00\00\00\00\05\15\00\00\00G\EC\1D\1B\87\1ES.i\26\15_<\02\00\00
> > -> 0
> > [2017/12/27 08:20:55.538762, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: NULL
> > objectSid=\01\01\00\00\00\00\00\05\09\00\00\00 -> 0
> > [2017/12/27 08:20:55.538819, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: NULL
> > objectSid=\01\01\00\00\00\00\00\01\00\00\00\00 -> 0
> > [2017/12/27 08:20:55.538864, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: NULL
> > objectSid=\01\01\00\00\00\00\00\05\02\00\00\00 -> 0
> > [2017/12/27 08:20:55.538909, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: NULL
> > objectSid=\01\01\00\00\00\00\00\05\0B\00\00\00 -> 0
> > [2017/12/27 08:20:55.538967, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: NULL
> > objectSid=\01\02\00\00\00\00\00\05\20\00\00\000\02\00\00 -> 0
> > [2017/12/27 08:20:55.539029, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: NULL
> > objectSid=\01\02\00\00\00\00\00\05\20\00\00\00\2A\02\00\00 -> 1
> > [2017/12/27 08:20:55.539087, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: NULL
> > objectSid=\01\02\00\00\00\00\00\05\20\00\00\00\21\02\00\00 -> 0
> > [2017/12/27 08:20:55.539289, 4]
> > ../auth/auth_log.c:860(log_successful_authz_event_human_readable)
> > Successful AuthZ: [DCE/RPC,krb5] user [AD]\[DCDO1$]
> > [S-1-5-21-454945863-777199239-1595221609-1108] at [Wed, 27 Dec 2017
> > 08:20:55.539277 CET] Remote host [ipv4:192.168.172.14:57364] local
> > host [ipv4:192.168.152.15:49152]
> > [2017/12/27 08:20:55.539359, 4] ../auth/auth_log.c:220(log_json)
> > JSON Authorization: {"timestamp":
> > "2017-12-27T08:20:55.539334+0100", "type": "Authorization",
> > "Authorization": {"version": {"major": 1, "minor": 0},
> > "localAddress": "ipv4:192.168.152.15:49152", "remoteAddress":
> > "ipv4:192.168.172.14:57364", "serviceDescription": "DCE/RPC",
> > "authType": "krb5", "domain": "AD", "account": "DCDO1$", "sid":
> > "S-1-5-21-454945863-777199239-1595221609-1108", "logonServer":
> > "DCDO1", "transportProtection": "SEAL", "accountFlags":
> > "0x00002100"}} [2017/12/27 08:20:55.539398,
> > 3] ../auth/auth_log.c:139(get_auth_event_server)
> > get_auth_event_server: Failed to find 'auth_event' registered on
> > the message bus to send JSON authentication events to:
> > NT_STATUS_OBJECT_NAME_NOT_FOUND [2017/12/27 08:20:55.568937, 3]
> > ../source4/rpc_server/drsuapi/dcesrv_drsuapi.c:89(dcesrv_drsuapi_DsBind)
> > ../source4/rpc_server/drsuapi/dcesrv_drsuapi.c:89: doing DsBind
> > with system_session
> > [2017/12/27 08:20:55.641297, 3]
> > ../lib/ldb-samba/ldb_wrap.c:326(ldb_wrap_connect)
> > ldb_wrap open of secrets.ldb
> > [2017/12/27 08:20:55.644257, 5]
> > ../source4/ldap_server/ldap_backend.c:578(ldapsrv_SearchRequest)
> > ldb_request BASE dn=
> > filter=(|(objectClass=*)(distinguishedName=*)) [2017/12/27
> > 08:20:55.706421, 6] ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: DC=ad,DC=kdu,DC=com NULL -> 1
> > [2017/12/27 08:20:55.706573, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: DC=ad,DC=kdu,DC=com NULL -> 1
> > [2017/12/27 08:20:55.706777, 3]
> > ../source4/auth/kerberos/krb5_init_context.c:80(smb_krb5_debug_wrapper)
> > Kerberos: TGS-REQ DCDO1$@AD.kdu.COM from
> > ipv4:192.168.172.14:48486 for ldap/dcnh1.ad.kdu.com at AD.kdu.COM
> > [canonicalize] [2017/12/27 08:20:55.708186, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: DC=ad,DC=kdu,DC=com NULL -> 1
> > [2017/12/27 08:20:55.708670, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: DC=ad,DC=kdu,DC=com NULL -> 1
> > [2017/12/27 08:20:55.708795, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: DC=ad,DC=kdu,DC=com NULL -> 1
> > [2017/12/27 08:20:55.709594, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: DC=ad,DC=kdu,DC=com NULL -> 1
> > [2017/12/27 08:20:55.710027, 3]
> > ../source4/auth/kerberos/krb5_init_context.c:80(smb_krb5_debug_wrapper)
> > Kerberos: TGS-REQ authtime: 2017-12-27T08:20:54 starttime:
> > 2017-12-27T08:20:55 endtime: 2017-12-27T18:20:54 renew till: unset
> > [2017/12/27 08:20:55.740222, 3]
> > ../source4/smbd/service_stream.c:65(stream_terminate_connection)
> > Terminating connection - 'kdc_tcp_call_loop:
> > tstream_read_pdu_blob_recv() - NT_STATUS_CONNECTION_DISCONNECTED'
> > [2017/12/27 08:20:55.740440, 3]
> > ../source4/smbd/process_single.c:114(single_terminate)
> > single_terminate: reason[kdc_tcp_call_loop:
> > tstream_read_pdu_blob_recv() - NT_STATUS_CONNECTION_DISCONNECTED]
> > [2017/12/27 08:20:55.770764, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: DC=ad,DC=kdu,DC=com NULL -> 1
> > [2017/12/27 08:20:55.771034, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: DC=ad,DC=kdu,DC=com NULL -> 1
> > [2017/12/27 08:20:55.771283, 3]
> > ../source4/auth/kerberos/krb5_init_context.c:80(smb_krb5_debug_wrapper)
> > Kerberos: TGS-REQ DCDO1$@AD.kdu.COM from
> > ipv4:192.168.172.14:48488 for krbtgt/AD.kdu.COM at AD.kdu.COM
> > [forwarded, forwardable] [2017/12/27 08:20:55.771576, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: DC=ad,DC=kdu,DC=com NULL -> 1
> > [2017/12/27 08:20:55.771786, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: DC=ad,DC=kdu,DC=com NULL -> 1
> > [2017/12/27 08:20:55.772103, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: DC=ad,DC=kdu,DC=com NULL -> 1
> > [2017/12/27 08:20:55.772257, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: DC=ad,DC=kdu,DC=com NULL -> 1
> > [2017/12/27 08:20:55.773194, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: DC=ad,DC=kdu,DC=com NULL -> 1
> > [2017/12/27 08:20:55.773691, 3]
> > ../source4/auth/kerberos/krb5_init_context.c:80(smb_krb5_debug_wrapper)
> > Kerberos: TGS-REQ authtime: 2017-12-27T08:20:54 starttime:
> > 2017-12-27T08:20:55 endtime: 2017-12-27T18:20:54 renew till: unset
> > [2017/12/27 08:20:55.804565, 3]
> > ../source4/smbd/service_stream.c:65(stream_terminate_connection)
> > Terminating connection - 'kdc_tcp_call_loop:
> > tstream_read_pdu_blob_recv() - NT_STATUS_CONNECTION_DISCONNECTED'
> > [2017/12/27 08:20:55.804774, 3]
> > ../source4/smbd/process_single.c:114(single_terminate)
> > single_terminate: reason[kdc_tcp_call_loop:
> > tstream_read_pdu_blob_recv() - NT_STATUS_CONNECTION_DISCONNECTED]
> > [2017/12/27 08:20:55.806137, 5]
> > ../auth/gensec/gensec_start.c:739(gensec_start_mech)
> > Starting GENSEC mechanism spnego
> > [2017/12/27 08:20:55.806296, 5]
> > ../auth/gensec/gensec_start.c:739(gensec_start_mech)
> > Starting GENSEC submechanism gssapi_krb5
> > [2017/12/27 08:20:55.807170, 5]
> > ../source4/auth/gensec/gensec_gssapi.c:668(gensec_gssapi_update_internal)
> > gensec_gssapi: credentials were delegated
> > [2017/12/27 08:20:55.807242, 5]
> > ../source4/auth/gensec/gensec_gssapi.c:687(gensec_gssapi_update_internal)
> > GSSAPI Connection will be cryptographically signed
> > [2017/12/27 08:20:55.810168, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: NULL
> > objectSid=\01\05\00\00\00\00\00\05\15\00\00\00G\EC\1D\1B\87\1ES.i\26\15_T\04\00\00
> > -> 0
> > [2017/12/27 08:20:55.810265, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: NULL
> > objectSid=\01\05\00\00\00\00\00\05\15\00\00\00G\EC\1D\1B\87\1ES.i\26\15_\04\02\00\00
> > -> 0
> > [2017/12/27 08:20:55.810353, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: NULL
> > objectSid=\01\05\00\00\00\00\00\05\15\00\00\00G\EC\1D\1B\87\1ES.i\26\15_<\02\00\00
> > -> 0
> > [2017/12/27 08:20:55.810428, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: NULL
> > objectSid=\01\01\00\00\00\00\00\05\09\00\00\00 -> 0
> > [2017/12/27 08:20:55.810507, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: NULL
> > objectSid=\01\01\00\00\00\00\00\01\00\00\00\00 -> 0
> > [2017/12/27 08:20:55.810582, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: NULL
> > objectSid=\01\01\00\00\00\00\00\05\02\00\00\00 -> 0
> > [2017/12/27 08:20:55.810674, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: NULL
> > objectSid=\01\01\00\00\00\00\00\05\0B\00\00\00 -> 0
> > [2017/12/27 08:20:55.810745, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: NULL
> > objectSid=\01\02\00\00\00\00\00\05\20\00\00\000\02\00\00 -> 0
> > [2017/12/27 08:20:55.810826, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: NULL
> > objectSid=\01\02\00\00\00\00\00\05\20\00\00\00\2A\02\00\00 -> 1
> > [2017/12/27 08:20:55.810901, 6]
> > ../lib/util/util_ldb.c:60(gendb_search_v)
> > gendb_search_v: NULL
> > objectSid=\01\02\00\00\00\00\00\05\20\00\00\00\21\02\00\00 -> 0
> > [2017/12/27 08:20:55.811125, 4]
> > ../auth/auth_log.c:860(log_successful_authz_event_human_readable)
> > Successful AuthZ: [LDAP,krb5] user [AD]\[DCDO1$]
> > [S-1-5-21-454945863-777199239-1595221609-1108] at [Wed, 27 Dec 2017
> > 08:20:55.811108 CET] Remote host [ipv4:192.168.172.14:56798] local
> > host [ipv4:192.168.152.15:389]
> > [2017/12/27 08:20:55.811301, 4] ../auth/auth_log.c:220(log_json)
> > JSON Authorization: {"timestamp":
> > "2017-12-27T08:20:55.811228+0100", "type": "Authorization",
> > "Authorization": {"version": {"major": 1, "minor": 0},
> > "localAddress": "ipv4:192.168.152.15:389", "remoteAddress":
> > "ipv4:192.168.172.14:56798", "serviceDescription": "LDAP",
> > "authType": "krb5", "domain": "AD", "account": "DCDO1$", "sid":
> > "S-1-5-21-454945863-777199239-1595221609-1108", "logonServer":
> > "DCDO1", "transportProtection": "SIGN", "accountFlags":
> > "0x00002100"}} [2017/12/27 08:20:55.811385,
> > 3] ../auth/auth_log.c:139(get_auth_event_server)
> > get_auth_event_server: Failed to find 'auth_event' registered on
> > the message bus to send JSON authentication events to:
> > NT_STATUS_OBJECT_NAME_NOT_FOUND [2017/12/27 08:20:55.841539, 5]
> > ../source4/ldap_server/ldap_backend.c:578(ldapsrv_SearchRequest)
> > ldb_request BASE dn= filter=(objectClass=*)
> > [2017/12/27 08:20:55.871177, 5]
> > ../source4/ldap_server/ldap_backend.c:578(ldapsrv_SearchRequest)
> > ldb_request SUB dn=CN=Configuration,DC=ad,DC=kdu,DC=com
> > filter=(&(objectCategory=server)(|(name=dcdo1.ad.kdu.com)(dNSHostName=dcdo1.ad.kdu.com)))
> > [2017/12/27 08:20:55.902579, 5]
> > ../source4/ldap_server/ldap_backend.c:578(ldapsrv_SearchRequest)
> > ldb_request ONE
> > dn=CN=DCDO1,CN=Servers,CN=Default-First-Site-Name,CN=Sites,CN=Configuration,DC=ad,DC=kdu,DC=com
> > filter=(|(objectCategory=nTDSDSA)(objectCategory=nTDSDSARO))
> > [2017/12/27 08:20:55.932550, 5]
> > default/librpc/gen_ndr/ndr_drsuapi_s.c:93(drsuapi__op_dispatch)
> > function drsuapi_DsReplicaSync will reply async
> > [2017/12/27 08:20:55.932676, 3]
> > ../source4/dsdb/repl/drepl_service.c:206(_drepl_schedule_replication)
> > _drepl_schedule_replication: forcing sync of partition
> > (141bbe37-5eda-42b8-b904-0b75e26b1e2d, dc=ad,dc=kdu,dc=com,
> > 1d535613-81fa-435f-ba17-631d5742c775._msdcs.ad.kdu.com)
> > [2017/12/27 08:20:55.932697, 4]
> > ../source4/dsdb/repl/drepl_periodic.c:187(dreplsrv_pendingops_schedule)
> > dreplsrv_pending_schedule(1) scheduled for: Wed Dec 27 08:20:57
> > 2017 CET
> > [2017/12/27 08:20:56.971645, 4]
> > ../source4/dsdb/samdb/ldb_modules/repl_meta_data.c:6725(replmd_extended_replicated_objects)
> > linked_attributes_count=0
> > [2017/12/27 08:20:56.971966, 4]
> > ../source4/dsdb/samdb/ldb_modules/repl_meta_data.c:6561(replmd_replicated_uptodate_modify)
> > DRS replication uptodate modify message:
> > dn: DC=ad,DC=kdu,DC=com
> > changetype: modify
> > replace: replUpToDateVector
> > replUpToDateVector::
> > AgAAAAAAAAADAAAAAAAAABblFEZH4CNPh3GL0LFEOVz6FAAAAAAAAACAP
> > tXesZ0BhJrYYEE7/kOJnoKr3dq/vN0PAAAAAAAAAIA+1d6xnQHgHbdwEVrzS7KYP2wnvCZRbBYAAA
> >
> > AAAAAAgD7V3rGdAQ==
> > -
> > replace: repsFrom
> > repsFrom::
> > AQAAAAAAAAAOAQAAAAAAAMHaUxADAAAAwdpTEAMAAAAAAAAA0AAAAD4AAAB0AAAAERE
> > RERERERERERERERERERERERERERERERERERERERERERERERERERERERERERERERERERERERERERER
> >
> > ERERERERERERERERERERERERERERERERAAAAAGsWAAAAAAAAAAAAAAAAAABrFgAAAAAAAKQMPrx0t
> >
> > UlIhMh6s36sM6XgHbdwEVrzS7KYP2wnvCZRAAAAAAAAAAAAAAAAAAAAADoAAABiYzNlMGNhNC1iNT
> >
> > c0LTQ4NDktODRjOC03YWIzN2VhYzMzYTUuX21zZGNzLmFkLmthbmRvdS5jb20A
> > repsFrom::
> > AQAAAAAAAAAOAQAAuQIAANjaUxADAAAA2NpTEAMAAAAAAAAA0AAAAD4AAABkAAAAERE
> > RERERERERERERERERERERERERERERERERERERERERERERERERERERERERERERERERERERERERERER
> >
> > ERERERERERERERERERERERERERERERERAAAAAPgUAAAAAAAAAAAAAAAAAAD4FAAAAAAAABNWUx36g
> >
> > V9DuhdjHVdCx3UW5RRGR+AjT4dxi9CxRDlcAAAAAAAAAAAAAAAAAAAAADoAAAAxZDUzNTYxMy04MW
> >
> > ZhLTQzNWYtYmExNy02MzFkNTc0MmM3NzUuX21zZGNzLmFkLmthbmRvdS5jb20A
> > -
> >
> >
> > [2017/12/27 08:20:56.974912, 2]
> > ../source4/dsdb/repl/replicated_objects.c:1020(dsdb_replicated_objects_commit)
> > Replicated 0 objects (0 linked attributes) for DC=ad,DC=kdu,DC=com
> > [2017/12/27 08:20:57.004974, 0]
> > ../source4/dsdb/repl/drepl_out_helpers.c:1087(dreplsrv_update_refs_done)
> > UpdateRefs failed with WERR_DS_DRA_ACCESS_DENIED/NT code
> > 0xc0002105 for
> > 0acce4bc-1193-4609-8e4d-a0771bb6fb76._msdcs.ad.kdu.com
> > DC=ad,DC=kdu,DC=com [2017/12/27 08:20:57.005468, 4]
> > ../source4/dsdb/repl/drepl_out_pull.c:181(dreplsrv_pending_op_callback)
> > dreplsrv_op_pull_source(WERR_DS_DRA_ACCESS_DENIED) for
> > DC=ad,DC=kdu,DC=com
> > [2017/12/27 08:20:57.009507, 5]
> > default/librpc/gen_ndr/ndr_drsuapi_s.c:389(drsuapi__op_reply)
> > function drsuapi_DsReplicaSync replied async
> > [2017/12/27 08:20:57.053246, 3]
> > ../source4/smbd/service_stream.c:65(stream_terminate_connection)
> > Terminating connection - 'dcesrv:
> > NT_STATUS_CONNECTION_DISCONNECTED' [2017/12/27 08:20:57.053478, 3]
> > ../source4/smbd/process_single.c:114(single_terminate)
> > single_terminate: reason[dcesrv:
> > NT_STATUS_CONNECTION_DISCONNECTED] [2017/12/27 08:20:57.053528, 3]
> > ../source4/smbd/service_stream.c:65(stream_terminate_connection)
> > Terminating connection - 'ldapsrv_call_loop:
> > tstream_read_pdu_blob_recv() - NT_STATUS_CONNECTION_DISCONNECTED'
> > [2017/12/27 08:20:57.053760, 2]
> > ../source4/smbd/process_standard.c:473(standard_terminate)
> > standard_terminate: reason[ldapsrv_call_loop:
> > tstream_read_pdu_blob_recv() - NT_STATUS_CONNECTION_DISCONNECTED]
> > [2017/12/27 08:20:57.057842, 2]
> > ../source4/smbd/process_standard.c:157(standard_child_pipe_handler)
> > Child 900 () exited with status 0
> >
> > Any hints/ideas very much appreciated ...
> >
> > Thanks,
> >
> > Uli
> >
> >
>
>
Couple of thoughts, try reading this:
https://wiki.samba.org/index.php/Verifying_and_Creating_a_DC_DNS_Record
and this:
https://wiki.samba.org/index.php/Manually_Replicating_Directory_Partitions
Does the missing 'CN' exist on the other two DCs ?
Rowland
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