Re: [webmin-devel] Webmin feature enhancement idea to recover from mistakes

[Jamie C. <jca...@we...>]

I haven't been doing any development in that area yet unfortunately..
However, the ideas I have planned wouldn't really help you either, as an
error that cuts off access to Webmin would prevent you from hitting the
'undo' button to fix it!

 - Jamie

On Tue, 2004-03-30 at 09:25, Andrew Kornak wrote:
> Jamie,
> 
>     I did it again! I messed up the network settings and lost my server!
> Are there any plans to add the "revert network settings for idiots"
> feature any time soon? I am running out of excuses for my screw-ups! ;-)
> Thanks.
> 
> -Andrew
> 
> Jamie Cameron wrote:
> 
> > Andrew Kornak wrote:
> >
> >> I recently had the misfortune of making a mistake in my network settings
> >> which in turn had the effect of disconnecting me from my server which is
> >> at a remote location. Eventually someone was able to manually come in
> >> and correct my mistake, but, it occurred to me that a possible 
> >> soution to
> >> this kind of problem would be to have a mechanism by which changes
> >> are not permanent unless they are confirmed through a transparent
> >> webmin confirmation process. By this I mean, when a change is made
> >> it would revert to a previous setting unless one where to confirm by
> >> logging in again or by clicking a confirm setting when you login again.
> >> So, say I make a drastic mistake in my network configuration. The 
> >> setting
> >> is made, the network restarts, I lose the connection! Ofcourse, if I 
> >> have
> >> no connection, I cannot confirm, thus my ass is saved!! Hurray!! The
> >> confirmation might be an interval set by the user. It could be a 10 
> >> minute
> >> default
> >> or something. I know that webmin has a caching mechanism built in,
> >> perhaps this would be something like that where it would be used to
> >> recover from a mistake? Perhaps this would be useful in other modules
> >> as well. Perhaps you might lose you web server or database or something.
> >> I don't know, would this be feasible? I can't be the only one that makes
> >> this
> >> kind of mistake. Since this interface is so dependent on a functioning
> >> network, perhaps it would be useful? It could also be an optional 
> >> feature
> >> only. A feature that might save someone from losing their job! Just a
> >> thought.
> >
> >
> > Perhaps what is needed is a feature in the Network Configuration 
> > module for testing connectivity after changes are applied, and rolling 
> >  the changes back if the network appears to be down. The test could be 
> > performed by pinging some external host, defined in the module's 
> > configuration .. and the rollback done by saving the state of all 
> > interfaces and routes before applying changes, and restoring them if 
> > something went wrong.
> >
> > Implementing it could be a little tricky, but it is worth doing (since 
> > I've had the same problems myself!), so I will see about adding it to 
> > a future release.
> >
> >  - Jamie
> >
> >
> >
> >
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