[Samba] Samba4 ClassicUpgrade post-migration issues
Benjamin Arntzen
barntzen at digipen.edu
Wed Jun 18 14:38:59 MDT 2014
Nothing :( It claims to have started successfully, but all my problems
still persist.
~ B
On 06/18/2014 12:47 PM, Rowland Penny wrote:
> On 18/06/14 20:14, Benjamin Arntzen wrote:
>> Done all suggestions, no change detected.
>>
>> And nope, no DNSmasq.
>>
>> On 06/18/2014 12:07 PM, Rowland Penny wrote:
>>> On 18/06/14 19:59, Benjamin Arntzen wrote:
>>>> Hi Rowland,
>>>>
>>>>
>>>> On 06/18/2014 11:49 AM, Rowland Penny wrote:
>>>>> On 18/06/14 19:28, Benjamin Arntzen wrote:
>>>>>> Hi there,
>>>>>>
>>>>>> I've successfully migrated an extremely large Samba3 domain to
>>>>>> Samba4.
>>>>>> The platforms involved:
>>>>>> Samba files (/var/lib/samba) copied from a Debian 6-based Samba3
>>>>>> PDC with an LDAP backend
>>>>>> Debian 7 with Samba4 installed from backports, with slapd
>>>>>> installed locally (and now disabled).
>>>>>>
>>>>>> However, a number of things appear to be wrong:
>>>>>>
>>>>>> dpadmin at samba4-dev0:~$ host -t SRV _ldap._tcp.ad.digipen.edu
>>>>>> _ldap._tcp.ad.digipen.edu has SRV record 0 100 389
>>>>>> %h.ad.digipen.edu.
>>>>>>
>>>>>> dpadmin at samba4-dev0:~$ sudo service samba restart
>>>>>> [ ok ] Stopping NetBIOS name server: nmbd.
>>>>>> [ ok ] Stopping SMB/CIFS daemon: smbd.
>>>>>> [....] Stopping Samba AD DC daemon: sambastart-stop-daemon:
>>>>>> *warning: failed to kill 10121: No such process*
>>>>>> . ok
>>>>>> [ ok ] Starting Samba AD DC daemon: samba.
>>>>>>
>>>>>> dpadmin at samba4-dev0:~$ kinit administrator at AD.DIGIPEN.EDU
>>>>>> kinit: Cannot contact any KDC for realm 'AD.DIGIPEN.EDU' while
>>>>>> getting initial credentials
>>>>>>
>>>>>> This is the current contents of my /etc/samba/smb.conf:
>>>>>> ####SOF####
>>>>>> # Global parameters
>>>>>> [global]
>>>>>> workgroup = DIGIPEN.EDU
>>>>>> realm = ad.digipen.edu
>>>>>> netbios name = %H
>>>>>> server role = active directory domain controller
>>>>>> idmap_ldb:use rfc2307 = yes
>>>>>> # Only allow signed updates
>>>>>> #allow dns updates = signed
>>>>>>
>>>>>> # If recursive queries = yes is set, the following is
>>>>>> also needed
>>>>>> dns forwarder = 204.174.42.68
>>>>>>
>>>>>> [netlogon]
>>>>>> path = /var/lib/samba/sysvol/ad.digipen.edu/scripts
>>>>>> read only = No
>>>>>>
>>>>>> [sysvol]
>>>>>> path = /var/lib/samba/sysvol
>>>>>> read only = No
>>>>>>
>>>>>> ####EOF####
>>>>>>
>>>>>> How do I get Samba to start returning valid values for DNS?
>>>>>> ~ Benjamin
>>>>> Hi, what's in /etc/resolv.conf , /etc/krb5.conf , /etc/hostname
>>>>> and /etc/hosts
>>>>>
>>>>> Rowland
>>>>>
>>>>
>>>> dpadmin at samba4-dev0:~$ cat /etc/resolv.conf
>>>> domain ad.digipen.edu
>>>> search ad.digipen.edu
>>>> nameserver 10.1.20.137
>>>> #nameserver 204.174.42.68
>>>> #nameserver 204.174.42.88
>>>
>>> I take it 10.1.20.137 is the ipaddress of the samba4 server, if so,
>>> this is ok.
>>>
>>>> dpadmin at samba4-dev0:~$ cat /etc/krb5.conf
>>>> [libdefaults]
>>>> default_realm = ad.digipen.edu
>>>> dns_lookup_realm = false
>>>> dns_lookup_kdc = true
>>>
>>> Change the lowercase 'ad.digipen.edu' to uppercase 'AD.DIGIPEN.EDU'
>>>
>>>> dpadmin at samba4-dev0:~$ cat /etc/hostname
>>>> samba4-dev0
>>>
>>> OK
>>>
>>>> dpadmin at samba4-dev0:~$ cat /etc/hosts
>>>> 127.0.0.1 localhost
>>>> 127.0.1.1 samba4-dev0.digipen.edu samba4-dev0
>>>>
>>>> # The following lines are desirable for IPv6 capable hosts
>>>> ::1 localhost ip6-localhost ip6-loopback
>>>> ff02::1 ip6-allnodes
>>>> ff02::2 ip6-allrouters
>>>>
>>> This should be ok, but you could try changing 127.0.1.1 to 10.1.20.137
>>>
>>> One last thought, dnsmasq isn't running in any form is it ?
>>>
>>> Rowland
>>>
>>>
>>
> ok, I totally missed this in your original post:
> sudo service samba restart
>
> try
> sudo service smbd stop
> sudo service nmbd stop
> sudo service samba-ad-dc start
>
> The last one is what starts the samba AD DC on my debian 7 server.
>
> Rowland
>
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