[Samba] AD replication problem "WERR_DS_DRA_ACCESS_DENIED" - need help debugging
Heinz Hölzl
heinz.hoelzl at gvcc.net
Tue Jan 16 14:54:10 UTC 2018
Hi,
there is no firewall, all DCs are in the same subnet.
here ist the output of a test, you can see, the CNAME guid entries in
the _msdcs can be resolved on any DC: (DC1 and DC2 are the first and
second DCs, SAMBA3 was added at last.
ldbsearch -H /srv/samba/private/sam.ldb '(invocationId=*)' --cross-ncs
objectguid
# record 1
dn: CN=NTDS Settings,CN=DC2,CN=Servers,CN=Default-First-Site-
Name,CN=Sites,CN=Configuration,DC=test,DC=net
objectGUID: 9e4b0aa7-629b-4535-b1d4-9cb5bf20cb7f
# record 2
dn: CN=NTDS Settings,CN=DC1,CN=Servers,CN=Default-First-Site-
Name,CN=Sites,CN=Configuration,DC=test,DC=net
objectGUID: 9ec652b4-146c-4ff1-babe-5abe291325be
# record 3
dn: CN=NTDS Settings,CN=SAMBA3,CN=Servers,CN=Default-First-Site-
Name,CN=Sites,CN=Configuration,DC=test,DC=net
objectGUID: c01a335e-1794-4997-9c7e-553be77fba04
# returned 3 records
# 3 entries
# 0 referrals
host -t CNAME 9e4b0aa7-629b-4535-b1d4-9cb5bf20cb7f._msdcs.test.net DC1
9e4b0aa7-629b-4535-b1d4-9cb5bf20cb7f._msdcs.test.net is an alias for
dc2.test.net.
host -t CNAME 9e4b0aa7-629b-4535-b1d4-9cb5bf20cb7f._msdcs.test.net DC2
9e4b0aa7-629b-4535-b1d4-9cb5bf20cb7f._msdcs.test.net is an alias for
dc2.test.net.
host -t CNAME 9e4b0aa7-629b-4535-b1d4-9cb5bf20cb7f._msdcs.test.net
SAMBA3
9e4b0aa7-629b-4535-b1d4-9cb5bf20cb7f._msdcs.test.net is an alias for
dc2.test.net.
host -t CNAME 9ec652b4-146c-4ff1-babe-5abe291325be._msdcs.test.net DC1
9ec652b4-146c-4ff1-babe-5abe291325be._msdcs.test.net is an alias for
dc1.test.net.
host -t CNAME 9ec652b4-146c-4ff1-babe-5abe291325be._msdcs.test.net DC2
9ec652b4-146c-4ff1-babe-5abe291325be._msdcs.test.net is an alias for
dc1.test.net.
host -t CNAME 9ec652b4-146c-4ff1-babe-5abe291325be._msdcs.test.net
SAMBA3
9ec652b4-146c-4ff1-babe-5abe291325be._msdcs.test.net is an alias for
dc1.test.net.
host -t CNAME c01a335e-1794-4997-9c7e-553be77fba04._msdcs.test.net DC1
c01a335e-1794-4997-9c7e-553be77fba04._msdcs.test.net is an alias for
SAMBA3.test.net.
host -t CNAME c01a335e-1794-4997-9c7e-553be77fba04._msdcs.test.net DC2
c01a335e-1794-4997-9c7e-553be77fba04._msdcs.test.net is an alias for
SAMBA3.test.net.
host -t CNAME c01a335e-1794-4997-9c7e-553be77fba04._msdcs.test.net
SAMBA3
c01a335e-1794-4997-9c7e-553be77fba04._msdcs.test.net is an alias for
SAMBA3.test.net.
Am Dienstag, den 16.01.2018, 12:10 +0100 schrieb Denis Cardon:
> Hi Heinz,
>
> > i have the same problem on samba 4.7.3 and 4.7.4.
> > I start with 2 DCs and the sync works fine. After the join of a
> > third
> > DC mostly i get the WERR_DS_DRA_ACCESS_DENIED. I tested it for 10
> > times.
> >
> > in my case i have:
> > DC1 (with any FSMO Roles)
> > DC2
> >
> > new join as DC:
> > DC3
> >
> > After the join, the sync from DC2 to DC3 fails.
> >
> > samba-tool drs replicate dc2 dc1 dc=gvcc,dc=net : OK
> > samba-tool drs replicate dc1 dc2 dc=gvcc,dc=net : OK
> > samba-tool drs replicate dc2 dc3 dc=gvcc,dc=net : OK
> > samba-tool drs replicate dc1 dc3 dc=gvcc,dc=net : OK
> > samba-tool drs replicate dc3 dc1 dc=gvcc,dc=net : OK
> > samba-tool drs replicate dc3 dc2 dc=gvcc,dc=net : NOT OK
>
> like Rowland pointed you earlier, it is often an issue with missing
> DNS
> entries. Be sure to check that samba_dnsupdate on both servers is
> happy,
> especially with the CNAME guid entries in the _msdcs zone.
>
> Another case I saw was that firewall had not been disable (or at
> least
> the port opening was not done right).
>
> Cheers,
>
> Denis
>
> >
> >
> >
> > p.s. DC3 is a new server witch newer was member in the ADS.
> >
> >
> > regards,
> > heinz
> >
> > Am Mittwoch, den 27.12.2017, 14:44 +0100 schrieb Dr. Johannes-
> > Ulrich
> > Menzebach via samba:
> > > Rowland,
> > >
> > > - the DN "CN=DCNH1,..." exists on all 3 DCs (pointing the Sites
> > > and
> > > Services console to each of them).
> > > - I also checked that "samba-tool dbcheck" completes w/o showing
> > > errors.
> > > - the objectGUID DNS aliases of all DCs are resolvable against
> > > all 3
> > > DCs' builtin DNS
> > > - I forced a full sync from the FSMO holder (dcge1) to the 2
> > > other
> > > DCs
> > > which finished w/o errors.
> > > - after that, sync and also full sync dcdo1-->dcnh1 failed
> > > exactly
> > > as
> > > earlier.
> > >
> > > I'm wondering whether this is related to
> > > https://bugzilla.samba.org/show_bug.cgi?id=12972 , however I'm
> > > running
> > > 4.7.4 and the domain had been created under 4.7.3 (based on the
> > > Samba
> > > Wiki). Apart from the sync issue I'm VERY happy with Samba4/AD.
> > >
> > > Many thanks,
> > >
> > > Uli
> > >
> > >
> > >
> > > On 12/27/2017 01:29 PM, Rowland Penny via samba wrote:
> > > > On Wed, 27 Dec 2017 13:00:05 +0100
> > > > "Dr. Johannes-Ulrich Menzebach via samba" <samba at lists.samba.or
> > > > g>
> > > > 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(getncchange
> > > > > s_co
> > > > > llect_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_drsu
> > > > > api_
> > > > > 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
> > > > > _DsR
> > > > > eplicaUpdateRefs)
> > > > > ../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_drsua
> > > > > > pi_D
> > > > > > sReplicaUpdateRefs)
> > > > > > ../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_rea
> > > > > > dabl
> > > > > > e)
> > > > > > 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_connec
> > > > > > tion
> > > > > > )
> > > > > > 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_up
> > > > > > date
> > > > > > _internal)
> > > > > > gensec_gssapi: credentials were delegated
> > > > > > [2017/12/27 08:20:55.536320, 5]
> > > > > > ../source4/auth/gensec/gensec_gssapi.c:685(gensec_gssapi_up
> > > > > > date
> > > > > > _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_rea
> > > > > > dabl
> > > > > > e)
> > > > > > 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_dr
> > > > > > suap
> > > > > > i_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_SearchReq
> > > > > > uest
> > > > > > )
> > > > > > 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_de
> > > > > > bug_
> > > > > > 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_de
> > > > > > bug_
> > > > > > 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_connec
> > > > > > tion
> > > > > > )
> > > > > > 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_de
> > > > > > bug_
> > > > > > 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_de
> > > > > > bug_
> > > > > > 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_connec
> > > > > > tion
> > > > > > )
> > > > > > 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_up
> > > > > > date
> > > > > > _internal)
> > > > > > gensec_gssapi: credentials were delegated
> > > > > > [2017/12/27 08:20:55.807242, 5]
> > > > > > ../source4/auth/gensec/gensec_gssapi.c:687(gensec_gssapi_up
> > > > > > date
> > > > > > _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_rea
> > > > > > dabl
> > > > > > e)
> > > > > > 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_SearchReq
> > > > > > uest
> > > > > > )
> > > > > > ldb_request BASE dn= filter=(objectClass=*)
> > > > > > [2017/12/27 08:20:55.871177, 5]
> > > > > > ../source4/ldap_server/ldap_backend.c:578(ldapsrv_SearchReq
> > > > > > uest
> > > > > > )
> > > > > > ldb_request SUB dn=CN=Configuration,DC=ad,DC=kdu,DC=com
> > > > > > filter=(&(objectCategory=server)(|(name=dcdo1.ad.kdu.com)(d
> > > > > > NSHo
> > > > > > stName=dcdo1.ad.kdu.com)))
> > > > > > [2017/12/27 08:20:55.902579, 5]
> > > > > > ../source4/ldap_server/ldap_backend.c:578(ldapsrv_SearchReq
> > > > > > uest
> > > > > > )
> > > > > > 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_dispa
> > > > > > tch)
> > > > > > function drsuapi_DsReplicaSync will reply async
> > > > > > [2017/12/27 08:20:55.932676, 3]
> > > > > > ../source4/dsdb/repl/drepl_service.c:206(_drepl_schedule_re
> > > > > > plic
> > > > > > ation)
> > > > > > _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_pendingo
> > > > > > ps_s
> > > > > > chedule)
> > > > > > 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(rep
> > > > > > lmd_
> > > > > > 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(rep
> > > > > > lmd_
> > > > > > replicated_uptodate_modify)
> > > > > > DRS replication uptodate modify message:
> > > > > > dn: DC=ad,DC=kdu,DC=com
> > > > > > changetype: modify
> > > > > > replace: replUpToDateVector
> > > > > > replUpToDateVector::
> > > > > > AgAAAAAAAAADAAAAAAAAABblFEZH4CNPh3GL0LFEOVz6FAAAAAAAAACAP
> > > > > > tXesZ0BhJrYYEE7/kOJnoKr3dq/vN0PAAAAAAAAAIA+1d6xnQHgHbdwEVrz
> > > > > > S7KY
> > > > > > P2wnvCZRbBYAAA
> > > > > >
> > > > > > AAAAAAgD7V3rGdAQ==
> > > > > > -
> > > > > > replace: repsFrom
> > > > > > repsFrom::
> > > > > > AQAAAAAAAAAOAQAAAAAAAMHaUxADAAAAwdpTEAMAAAAAAAAA0AAAAD4AAAB
> > > > > > 0AAA
> > > > > > AERE
> > > > > > RERERERERERERERERERERERERERERERERERERERERERERERERERERERERER
> > > > > > ERER
> > > > > > ERERERERERERER
> > > > > >
> > > > > > ERERERERERERERERERERERERERERERERAAAAAGsWAAAAAAAAAAAAAAAAAAB
> > > > > > rFgA
> > > > > > AAAAAAKQMPrx0t
> > > > > >
> > > > > > UlIhMh6s36sM6XgHbdwEVrzS7KYP2wnvCZRAAAAAAAAAAAAAAAAAAAAADoA
> > > > > > AABi
> > > > > > YzNlMGNhNC1iNT
> > > > > >
> > > > > > c0LTQ4NDktODRjOC03YWIzN2VhYzMzYTUuX21zZGNzLmFkLmthbmRvdS5jb
> > > > > > 20A
> > > > > > repsFrom::
> > > > > > AQAAAAAAAAAOAQAAuQIAANjaUxADAAAA2NpTEAMAAAAAAAAA0AAAAD4AAAB
> > > > > > kAAA
> > > > > > AERE
> > > > > > RERERERERERERERERERERERERERERERERERERERERERERERERERERERERER
> > > > > > ERER
> > > > > > ERERERERERERER
> > > > > >
> > > > > > ERERERERERERERERERERERERERERERERAAAAAPgUAAAAAAAAAAAAAAAAAAD
> > > > > > 4FAA
> > > > > > AAAAAABNWUx36g
> > > > > >
> > > > > > V9DuhdjHVdCx3UW5RRGR+AjT4dxi9CxRDlcAAAAAAAAAAAAAAAAAAAAADoA
> > > > > > AAAx
> > > > > > ZDUzNTYxMy04MW
> > > > > >
> > > > > > ZhLTQzNWYtYmExNy02MzFkNTc0MmM3NzUuX21zZGNzLmFkLmthbmRvdS5jb
> > > > > > 20A
> > > > > > -
> > > > > >
> > > > > >
> > > > > > [2017/12/27 08:20:56.974912, 2]
> > > > > > ../source4/dsdb/repl/replicated_objects.c:1020(dsdb_replica
> > > > > > ted_
> > > > > > 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_upda
> > > > > > te_r
> > > > > > efs_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_c
> > > > > > allback)
> > > > > > 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_repl
> > > > > > y)
> > > > > > function drsuapi_DsReplicaSync replied async
> > > > > > [2017/12/27 08:20:57.053246, 3]
> > > > > > ../source4/smbd/service_stream.c:65(stream_terminate_connec
> > > > > > tion
> > > > > > )
> > > > > > 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_connec
> > > > > > tion
> > > > > > )
> > > > > > 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_
> > > > > > hand
> > > > > > ler)
> > > > > > 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_DN
> > > > S_Re
> > > > cord
> > > >
> > > > and this:
> > > >
> > > > https://wiki.samba.org/index.php/Manually_Replicating_Directory
> > > > _Par
> > > > titions
> > > >
> > > > Does the missing 'CN' exist on the other two DCs ?
> > > >
> > > > Rowland
> > > >
> > >
> > >
>
>
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