[packagekit] Broken %pre and %post scripts cause silent failure

[Robin Norwood]

On Mon, 24 Mar 2008 08:26:47 +0100
Tim Lauridsen <tim.lauridsen at googlemail.com> wrote:

> Richard Hughes wrote:
> > On Fri, Mar 21, 2008 at 6:03 PM, Sveta Anisimova <svet at bu.edu>
> > wrote:
> >>  which causes the PackageKit to fail to install the package but
> >> doesn't catch an appropriate error.
> > 
> > yum dudes: Can we catch this in the yum backend from rpm? if so, you
> > either want to use ErrorCode() if it's fatal, or Message() if it's
> > not.
> I not sure it can be done, there is some issues with rpm not
> returning scriptlet errorcodes to yum, it just print a warning
> message to stdout. It is a problem with all yum gui is know of, they
> dont catch scriptlet errors, because rpm dont signal that the
> transactions has errors, if a scriptlet fails.

Hrm - so I guess the yum commandline just traps STDOUT and watches for
strings matching the error message?  We could probably do the same
thing if we had to.

-RN

-- 
Robin Norwood
Red Hat, Inc.

"The Sage does nothing, yet nothing remains undone."
-Lao Tzu, Te Tao Ching