On Tue, May 10, 2016 at 10:31:03AM -0400, Allan Jude wrote: > On 2016-05-10 02:32, Glen Barber wrote: > > On Tue, May 10, 2016 at 08:25:22AM +0200, Thomas Zander wrote: > >> On 10 May 2016 at 08:18, O. Hartmann <ohartman_at_zedat.fu-berlin.de> wrote: > >> > >>> I haven't figured out so far how far this goes. Lucky for those having > >>> recent /etc/ backups. A pity FreeBSD doens't backup this by default. > >> > >> After having shot myself in the foot some time ago, "zfs snapshot" has > >> become a part of my standard upgrade procedures :-) > >> > > > > No argument that this is valuable, but we cannot rely on filesystem > > specific solutions. Similar topic came up a few days ago following > > lunch. It got me thinking of a better way to ensure this kind of thing > > does not require home-grown foot protection from cannons. > > > > It should be fairly trivial to automatically backup /etc (and related) > > when 'distribution' is run, either intentionally or accidentally (or by > > commit mistakes, such as this). > > > > I wonder if you couldn't actually package it. Before installing the new > /etc, it would create a package of what is in your old /etc and put it > somewhere safe, so an upgrade could be reverted by manually installing > that package. > In the context through which the above was intended, it wasn't intended for a new 'package' (assuming you mean pkg(8)). Just an archive of what was there before the changes, so some notion of a "rollback" (filesystem agnostic) is possible. Glen
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