[Yum] RFE for yum - pre- and postinstall hooks

seth vidal skvidal at phy.duke.edu
Fri Feb 11 20:42:56 UTC 2005


On Fri, 2005-02-11 at 11:30 -0700, Michal Jaegermann wrote:
> How hard would be to add to yum hooks where one could specify,
> mainly in a spec file although command line options would be handy
> too if secondary, external programs to run before and after
> transcations which add/replace/remove packages on a disk?
> 
> The main use I have in mind in this moment are installations where
> at least some file systems are mounted read-only.  Then a program
> (script) in a pre-hook could remount these rw and the one from a
> post-hook could restore the original mount status.  Currently if
> running in such situation yum with '-R <delay>' one has to use
> not-that-sastisfactory hacks in order not to run into troubles.
> Even when doing that "immediately" it is easy to forget that things
> are not yet writable.
> 
> Quite likely with such hooks present some other uses will show
> up too (like send mail somewhere about recent changes, for example).

Menno Smits put together a class called Xtrigger. It's inclusion was
based on some other things happening in yum. Those things happened but I
think Menno and I have both been a bit busy on some other items to
really put it in place.

-sv





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