Re: F28 System Wide Change: Kerberos in Python modernization

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On Fri, 2018-01-05 at 10:10 +0000, James Hogarth wrote:
> On 5 January 2018 at 09:35, David Woodhouse <dwmw2@xxxxxxxxxxxxx> wrote:
> > On Fri, 2018-01-05 at 09:23 +0100, Jan Kurik wrote:
> > > 
> > > 
> > > == Detailed Description ==
> > > Replace older, clunkier, less user-friendly python interfaces to
> > > Kerberos with python-gssapi. python-gssapi uses the GSSAPI interface,
> > > which is widely standardized, implemented by both MIT and Heimdal
> > > Kerberos, and much more user-friendly.
> > > 
> > > As part of this effort, python-requests-gssapi will be introduced to
> > > fedora to enable transition off of python-requests-kerberos (which
> > > requires pykerberos). Its package review (completed as of 2018-01-03)
> > > was rhbz#1527682
> > 
> > In affected components, presumably this should fix authentication to
> > services where GSSAPI needs to fall back from Kerberos to GSS-NTLMSSP.
> > 
> > If possible, it would be nice to include that fallback in any testing
> > that gets done.
> 
> 
> Note that python-requests-kerberos is a fairly common library used in
> the Windows managed by Ansible world.
> 
> Although many use the basic ntlm auth the single sign on aspect of the
> Kerberos library is useful.
> 
> There is a general transition to CredSSP recommended for windows
> Ansible users (which is somewhat waiting on me in Fedora... Christmas
> was busy... and only covers ntlm not kerberos at this time) but we
> will want to avoid dropping that for the time being or at least
> provide some guidance or a pull request for python-winrm to use
> python-requests-gssapi instead of (or in addition to)
> python-requests-kerberos.
> 
> I've cc'd jborean as he's responsible for python-requests-credssp and
> should probably be aware of the the pykerberos -> python-gssapi stuff
> for his development activities.
> 
Can we avoid using ntlm_auth in new packages and instead use gssapi
with gss-ntlmssp ?

Simo.

-- 
Simo Sorce
Sr. Principal Software Engineer
Red Hat, Inc
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