[389-devel] Please Review: Fix parsing of start-slapd scripts

Endi Sukma Dewata edewata at redhat.com
Thu Apr 1 04:52:06 UTC 2010


----- "Nathan Kinder" <nkinder at redhat.com> wrote:

> >> The admin server CGIs parse the start-slapd scripts to determine the
> >> DS instance names.  A recent format change to start-slapd caused this
> >> parsing to break.  These patches make the instance name easier to
> >> parse from the script.  One patch is for DS itself and one is for the
> >> Admin Server.
> >>      
> > ack - much better
> >    
> Thanks, but I need to nak my own patch since it's imcomplete.
> 
> This isn't going to work well when upgrading an instance.  We don't 
> regenerate the start-slapd script when running 'setup-ds.pl -u'.  This
> means that an upgraded instance will not work properly with any of the
> admin server CGIs that need to parse the instance name from 
> start-slapd.  This issue is already a problem not related to this patch, 
> but it seems we should fix it along with this issue.
> 
> I suppose the right thing to do is to make 'setup-ds.pl -u' generate a
> new start-slapd script for the existing instances as well as a new 
> instance specific initconfig script if one doesn't exist.  I think we
> need to avoid wiping out an existing instance specific sysconfig script 
> since it may have been modified by an admin to add other stuff to it 
> (like KRB5_KTNAME for Kerberos).  Do you see any problems with this 
> approach?

Sorry that my changes caused this problem. Peace... :)

Would it be better to have a pure configuration file (not script) in the
instance directory that contains things like instance name, etc.? The
start-dirsrv is a script, and parsing a script without a proper parser is
risky. Same thing with the sysconfig scripts. Even a slight change in that
file could break some regular expressions in the Perl modules. What do you
think?

Thanks.

--
Endi S. Dewata


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