[CentOS] Possible to cause Yum to "reload" packages a second time?

[Adam Gibson]

William L. Maltby wrote:
> On Tue, 2006-05-02 at 16:04 -0400, Adam Gibson wrote:
>> Barry L. Kline wrote:
>>> I wrote in a thread entitled "ip_conntrack_ftp fails to load on
>>> CentOS4.3" that I had what I considered to be a borked upgrade, using
>>> yum update.  When I went from 4.2 -> 4.3 I ceased to be able to use the
>>> ip_conntrack_ftp module, thus cutting off my users from ftp access.
>>>
>>> What I'd like to do is get yum to rerun its update procedure, which
>>> should allow any post processing that failed to complete properly to do
>>> so.  I'm hoping that will add whatever missing piece is causing me the
>>> grief.
>>>
>> I haven't found anything to do that.
>> <snip just in time to be too late to be to be of help!  ;-)) >
> 
> I'm a rank amateur at this yum/rpm stuff, but maybe ignorant Qs will
> spark a thought? IIRC, rpm has a status check thingy that will check for
> missing files, wrong permits, etc. If the yum update really borked and
> got something into the rpm database as installed completed and that is
> erroneous, can't you ID the borked components with rpm and then do an
> install with force of the identified components?
> 
> Although I love fully automated everything (NOT!) I never leave myself
> in a state where only they can do what I want. But I'm a really old CLI
> guy that has total mistrust of the Graphical Useless Interface.
> 
> HTH

Missing files are not really the big problem.  Extra files leftover from 
not un-installing the old packages and some number of new packages that 
did not get the post-install scripts run are the big problems.