On Tue, Apr 1, 2008 at 8:11 AM, Satish Eerpini <eerpini@xxxxxxxxx> wrote: > hi tim , > well ya i agree with u ,.... i had this in mind , because once we erase the > package, the system may become inconsistent , degrading the whole idea > behind having the rollback functionality . so any further suggestions ? > > and ya Fajar, i actually was reluctant to use yum in my first > implementations of the scripts , but didn't think of a better method given > my low knowledge, ..... actually using storage and providing backup and > recovery was a option i already had, .... but my point was to design it to > be very simple to use and a very 'swift' application ........ > > Thanks > -Satish > > On Tue, Apr 1, 2008 at 4:57 PM, Tim Lauridsen <tim.lauridsen@xxxxxxxxxxxxxx> > wrote: > > > > Satish Eerpini wrote: > > > well Fajar, i didnt quite understand your point, how is storage related > > > to the roll back functionality , ... ? > > > can u explain a bit , or refer some resources from where i can > > > understand this ? > > > > > > Thanks > > > Satish > > > > > > > The mayor problem with roleback is that you can't reverse the changes > > done by scriptlets in RPM, so it is not posible to do downgrade in a > > safeway. > > > > EX. > > > > rpm -ivh foo > > rpm -e foo > > > > these commands add a package and remove it again. > > the state of the system might not be the same before and after these > > commands, so a safe rollback is not possible. > > > > Tim > > > > > > > > > > _______________________________________________ > > Yum mailing list > > Yum@xxxxxxxxxxxxxxxxxxxx > > https://lists.dulug.duke.edu/mailman/listinfo/yum > > > > > _______________________________________________ > Yum mailing list > Yum@xxxxxxxxxxxxxxxxxxxx > https://lists.dulug.duke.edu/mailman/listinfo/yum > > Perhaps a cogent first step would be to write a yum plugin that does log exactly the information you need to roll back the system. _______________________________________________ Yum mailing list Yum@xxxxxxxxxxxxxxxxxxxx https://lists.dulug.duke.edu/mailman/listinfo/yum
