Re: [Freeipa-users] Is kerberos DB import to IPA possible?

2013-09-13 Thread Dmitri Pal
On 09/13/2013 12:24 PM, Simo Sorce wrote:
> On Thu, 2013-09-12 at 11:23 -0400, sergey ivanov wrote:
>> Hi,
>> I am looking for deployment of freeIPA in our organization. We have
>> kerberos servers used for authentication on our computers and in
>> applications, while users are mostly defined in /etc/passwd.
>> For migration of user's password I have tried the way we usually do
>> replicating password changes from master kerberos server to slaves. I
>> did kdb5_util dump on old servers, transferred the dump to machine
>> running FreeIPA, and was not able to do kdb5_util load -update,
>> because of "Kerberos database constraints violated". Is there a way to
>> import into freeIPA kerberos servers dump of kerberos principals,
>> dumped by kdb5_util? 
>>
> You could *try* do it *after* you create all users in freeipa, but I
> think you'd break something. At the very least you would break plain
> text binds as you would not generate the userPassword hash, not sure
> what else, and I cannot guarantee it really works all the way.
>
> Simo.
>
So the answer is no, not the way you envisioned it.
You need to get users from KDC DB. Reformat into and LDIF or just script
invocation of the ipa user-add command. You would need to set temp
passwords for users.
Users would have to change their passwords on the first login.

-- 
Thank you,
Dmitri Pal

Sr. Engineering Manager for IdM portfolio
Red Hat Inc.


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Re: [Freeipa-users] Is kerberos DB import to IPA possible?

2013-09-13 Thread Simo Sorce
On Thu, 2013-09-12 at 11:23 -0400, sergey ivanov wrote:
> Hi,
> I am looking for deployment of freeIPA in our organization. We have
> kerberos servers used for authentication on our computers and in
> applications, while users are mostly defined in /etc/passwd.
> For migration of user's password I have tried the way we usually do
> replicating password changes from master kerberos server to slaves. I
> did kdb5_util dump on old servers, transferred the dump to machine
> running FreeIPA, and was not able to do kdb5_util load -update,
> because of "Kerberos database constraints violated". Is there a way to
> import into freeIPA kerberos servers dump of kerberos principals,
> dumped by kdb5_util? 
> 
You could *try* do it *after* you create all users in freeipa, but I
think you'd break something. At the very least you would break plain
text binds as you would not generate the userPassword hash, not sure
what else, and I cannot guarantee it really works all the way.

Simo.

-- 
Simo Sorce * Red Hat, Inc * New York

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[Freeipa-users] Is kerberos DB import to IPA possible?

2013-09-13 Thread sergey ivanov
Hi,
I am looking for deployment of freeIPA in our organization. We have
kerberos servers used for authentication on our computers and in
applications, while users are mostly defined in /etc/passwd.
For migration of user's password I have tried the way we usually do
replicating password changes from master kerberos server to slaves. I did
kdb5_util dump on old servers, transferred the dump to machine running
FreeIPA, and was not able to do kdb5_util load -update, because of
"Kerberos database constraints violated". Is there a way to import into
freeIPA kerberos servers dump of kerberos principals, dumped by kdb5_util?

-- 
Regards,
Sergey Ivanov | serge...@gmail.com
http://www.linkedin.com/pub/sergey-ivanov/8/270/a09
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