Re: [Freeipa-users] ipa 2 client connecting to ipa 3 server

2014-08-21 Thread Martin Kosek
On 08/20/2014 09:49 PM, Dmitri Pal wrote:
 On 08/20/2014 09:43 PM, Rob Crittenden wrote:
 Walid wrote:
 Thanks Rob, we have native python2.4, and anaconda python 2.7,  so i
 guess if anything needs python 2.6 or greater it would not be an issue.
 I  am just wondering if there are people using the upstream project in
 such a legacy system ;-)
 It's not just python, it's all the modules as well.

 In the end the issue isn't so much ipa-client as all the related
 dependencies. The ipa-client package just helps configure things, sssd
 does all the heavy lifting. If you wanted to backport anything I'd start
 there, and it is likely extremely non-trivial.

 I know that people still use RHEL-5 and the current 2.2-based client.
 It, and its related packages, generally works fine you just miss out on
 some of the newer features, particularly in sssd (like sudo and autofs).
 You can try to build sssd on 5.3 but I suspect it will require so many
 dependencies that you system would look more like a 5.10.
 You can try but this will be an adventurous effort.
 For old systems like that we recommend using what they had then and not SSSD.
 Users will be able to authenticate and posix data will be the same as on the
 more modern systems which should be sufficient for the needs of those old
 systems anyways.

JFTR, note that you can also authenticate with users from potentially trusted
AD domains by using:

http://www.freeipa.org/page/V3/Serving_legacy_clients_for_trusts

Preso here: http://www.freeipa.org/images/0/0d/FreeIPA33-legacy-clients.pdf

Martin

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Re: [Freeipa-users] ipa 2 client connecting to ipa 3 server

2014-08-20 Thread Rob Crittenden
Walid wrote:
 Hello All,
 
 What is the recommendation on having ipa2 clients connecting to IPA 3
 server, we have some RHEL5.3 clients (I know they are EOL, however end
 user still wants as it is)  that we would like to connect them to IPA
 3.x server running RHEL6.5.

Should work fine with no problems.

 Any one running free-ipa on RHEL instead of the Red Hat packages on
 RHEL5, and RHEL6?

Depending on the versions of IPA and RHEL it can be difficult but not
impossible. The biggest obstacle is missing or older dependencies, some
of which are extremely non-trivial to backport.

RHEL 5 still has Python 2.4 which makes the backport that much more
difficult.

rob

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Re: [Freeipa-users] ipa 2 client connecting to ipa 3 server

2014-08-20 Thread Walid
Thanks Dmitri, so sssd is out of the picture in this case?


On 20 August 2014 16:43, Dmitri Pal d...@redhat.com wrote:

  On 08/20/2014 03:30 PM, Walid wrote:

  Hello All,

 What is the recommendation on having ipa2 clients connecting to IPA 3
 server, we have some RHEL5.3 clients (I know they are EOL, however end user
 still wants as it is)  that we would like to connect them to IPA 3.x server
 running RHEL6.5.

  Any one running free-ipa on RHEL instead of the Red Hat packages on
 RHEL5, and RHEL6?

  regards

 Walid





  5.3 clean can be connected to IPA using pam_krb5 or pam_ldap for
 authentication and nss_ldap for identity.
 Perfectly reasonable and supported configuration. No need to run
 unsupported packages on RHEL.


 --
 Thank you,
 Dmitri Pal

 Sr. Engineering Manager IdM portfolio
 Red Hat, Inc.


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Re: [Freeipa-users] ipa 2 client connecting to ipa 3 server

2014-08-20 Thread Walid
Thanks Rob, we have native python2.4, and anaconda python 2.7,  so i guess
if anything needs python 2.6 or greater it would not be an issue. I  am
just wondering if there are people using the upstream project in such a
legacy system ;-)


On 20 August 2014 16:55, Rob Crittenden rcrit...@redhat.com wrote:

 Walid wrote:
  Hello All,
 
  What is the recommendation on having ipa2 clients connecting to IPA 3
  server, we have some RHEL5.3 clients (I know they are EOL, however end
  user still wants as it is)  that we would like to connect them to IPA
  3.x server running RHEL6.5.

 Should work fine with no problems.

  Any one running free-ipa on RHEL instead of the Red Hat packages on
  RHEL5, and RHEL6?

 Depending on the versions of IPA and RHEL it can be difficult but not
 impossible. The biggest obstacle is missing or older dependencies, some
 of which are extremely non-trivial to backport.

 RHEL 5 still has Python 2.4 which makes the backport that much more
 difficult.

 rob

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Re: [Freeipa-users] ipa 2 client connecting to ipa 3 server

2014-08-20 Thread Rob Crittenden
Walid wrote:
 Thanks Rob, we have native python2.4, and anaconda python 2.7,  so i
 guess if anything needs python 2.6 or greater it would not be an issue.
 I  am just wondering if there are people using the upstream project in
 such a legacy system ;-)

It's not just python, it's all the modules as well.

In the end the issue isn't so much ipa-client as all the related
dependencies. The ipa-client package just helps configure things, sssd
does all the heavy lifting. If you wanted to backport anything I'd start
there, and it is likely extremely non-trivial.

I know that people still use RHEL-5 and the current 2.2-based client.
It, and its related packages, generally works fine you just miss out on
some of the newer features, particularly in sssd (like sudo and autofs).

rob

 
 
 On 20 August 2014 16:55, Rob Crittenden rcrit...@redhat.com
 mailto:rcrit...@redhat.com wrote:
 
 Walid wrote:
  Hello All,
 
  What is the recommendation on having ipa2 clients connecting to IPA 3
  server, we have some RHEL5.3 clients (I know they are EOL, however end
  user still wants as it is)  that we would like to connect them to IPA
  3.x server running RHEL6.5.
 
 Should work fine with no problems.
 
  Any one running free-ipa on RHEL instead of the Red Hat packages on
  RHEL5, and RHEL6?
 
 Depending on the versions of IPA and RHEL it can be difficult but not
 impossible. The biggest obstacle is missing or older dependencies, some
 of which are extremely non-trivial to backport.
 
 RHEL 5 still has Python 2.4 which makes the backport that much more
 difficult.
 
 rob
 
 

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Re: [Freeipa-users] ipa 2 client connecting to ipa 3 server

2014-08-20 Thread Dmitri Pal

On 08/20/2014 09:43 PM, Rob Crittenden wrote:

Walid wrote:

Thanks Rob, we have native python2.4, and anaconda python 2.7,  so i
guess if anything needs python 2.6 or greater it would not be an issue.
I  am just wondering if there are people using the upstream project in
such a legacy system ;-)

It's not just python, it's all the modules as well.

In the end the issue isn't so much ipa-client as all the related
dependencies. The ipa-client package just helps configure things, sssd
does all the heavy lifting. If you wanted to backport anything I'd start
there, and it is likely extremely non-trivial.

I know that people still use RHEL-5 and the current 2.2-based client.
It, and its related packages, generally works fine you just miss out on
some of the newer features, particularly in sssd (like sudo and autofs).
You can try to build sssd on 5.3 but I suspect it will require so many 
dependencies that you system would look more like a 5.10.

You can try but this will be an adventurous effort.
For old systems like that we recommend using what they had then and not 
SSSD. Users will be able to authenticate and posix data will be the same 
as on the more modern systems which should be sufficient for the needs 
of those old systems anyways.




rob



On 20 August 2014 16:55, Rob Crittenden rcrit...@redhat.com
mailto:rcrit...@redhat.com wrote:

 Walid wrote:
  Hello All,
 
  What is the recommendation on having ipa2 clients connecting to IPA 3
  server, we have some RHEL5.3 clients (I know they are EOL, however end
  user still wants as it is)  that we would like to connect them to IPA
  3.x server running RHEL6.5.

 Should work fine with no problems.

  Any one running free-ipa on RHEL instead of the Red Hat packages on
  RHEL5, and RHEL6?

 Depending on the versions of IPA and RHEL it can be difficult but not
 impossible. The biggest obstacle is missing or older dependencies, some
 of which are extremely non-trivial to backport.

 RHEL 5 still has Python 2.4 which makes the backport that much more
 difficult.

 rob





--
Thank you,
Dmitri Pal

Sr. Engineering Manager IdM portfolio
Red Hat, Inc.

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