Hello Mark,


Thanks a lot for your info. On the AD I deleted all "old" entries , followed 
your suggestions and all worked as expected. I really thought to complex. THX 
again to point me in the right direction.


Best Regards    Martin  Schreiber

Mit freundlichen Grüßen Martin SCHREIBER

-----------------------------------------------------------
Martin SCHREIBER
TÜV AUSTRIA HOLDING AG
Krugerstraße 16 1015 Wien/Österreich
Tel.: +43 (0)1 514 07-6050
Fax: +43 (0)1 514 07-76030
E-Mail: [email protected]
RSS-Feed: http://rss.tuv.at/news_de.xml
http://www.tuv.at
-----------------------------------------------------------

Sitz: Krugerstraße 16 1015 Wien/Österreich
Vorsitzender des  Aufsichtsrates: KR Dipl.-Ing. Johann MARIHART
Vorstand: Dipl.-Ing. Dr. Hugo EBERHARDT (Vorsitzender), Mag. Christoph WENNINGER
Firmenbuchgericht/ -nummer: Wien / FN 286107 x

-----Ursprüngliche Nachricht-----
Von: Mark Pröhl [mailto:[email protected]] 
Gesendet: Freitag, 21. Januar 2011 19:14
An: [email protected]; Schreiber Martin
Betreff: Re: kerberos linux cluster authorization against AD

Hello,

create a service principal that contains the dns hostname of the virtual IP 
(the name associated with 10.10.11.149): HTTP/<fqdn of vip>

use ktpass.exe to create a keytab for that principal

copy that keytab to both nodes

Regards,

Mark Pröhl


On 01/21/2011 09:05 AM, Schreiber Martin wrote:
> Hello List !
>
> Today I´m a liitle bit more detailed...
>
> First a scheme of our environment
>
>
>
>
>                                      
> |---------------------------------------------------------->  AD
>                         virtual cluster  |
>                    |--------------------------|---|
>          ----------|---------             -------|---------
>          |                   |            |                |
>          |                   |            |                |
>          |                   |            |                |
>          |     node1     |            |  node2      |
>          ^------------------|            |-----------------|
>
>
>
> virtual cluster ip  =  10.10.11.149
> node1 ip            =  10.10.11.147
> node2 ip            =  10.10.11.148
>
>
> The cluster is realized with Suse Linux SLES 11 Sp1 and the LVS 
> toolset(ipvsadm, ldirecord) ; the  cluster is actice/active  with apache and 
> tomcat running on each physical node. It is planned to authenticate the 
> environment via mod_auth_kerb against Active Directory. As I explained in my 
> first mail , that works if I do that with one physical node only. I followed 
> the well known howtos and made kerberos tickets and keytabs which where 
> copied to the linux node. After configuring the apache clients all worked as 
> expected, the AD users could access the apache websites without any user and 
> passwords interactions.
>
> Trouble began with "kerberizing" the cluster itself.  I createed keytabs for 
> both phisical nodes via ktpass utility and copied the keys to the nodes. A 
> kinit was successfull . But authrization was impossible , the logs showed me 
> error messages, because the request for webaccesss was directed to the 
> "virtual"  cluster address , which is pretty ok and expected . Now my 
> question , how to "kerberize"  the VIRTUAL CLUSTER IP   ??
>
> What did I overlook.  Perhaps that approach is really impossible ?  Is there 
> a workaround to make this happen ?
>
>
> Best Regards            Martin  Schreiber
>
>
> Mit freundlichen Grüßen
> Martin SCHREIBER
>
> ________________________________
> Martin SCHREIBER
> TÜV AUSTRIA HOLDING AG
> Krugerstraße 16
> 1015 Wien/Österreich
> Tel.: +43 (0)1 514 07-6050
> Fax: +43 (0)1 514 07-76030
> E-Mail: [email protected]<mailto:[email protected]>
> RSS-Feed: http://rss.tuv.at/news_de.xml 
> http://www.tuv.at<http://www.tuv.at/>
> ________________________________
>
> Sitz: Krugerstraße 16 1015 Wien/Österreich Vorsitzender des 
> Aufsichtsrates: KR Dipl.-Ing. Johann MARIHART
> Vorstand: Dipl.-Ing. Dr. Hugo EBERHARDT (Vorsitzender), Mag. Christoph 
> WENNINGER Firmenbuchgericht/ -nummer: Wien / FN 286107 x
>
> ________________________________________________
> Kerberos mailing list           [email protected]
> https://mailman.mit.edu/mailman/listinfo/kerberos


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