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James Barnett 2016-04-25 17:02:11 -05:00
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README.md
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@ -21,13 +21,14 @@ scripts are located at `/usr/share/libalpm/hooks.bin/snap-pac`.
## Configuration
The configuration file is located at `/etc/snap-pac.conf`. There you can choose
which snapper configurations of which to take snapshots, the descriptions used
for the snapshots, and the snapper algorithm to use. Changing the file should be
self-explanatory. The defaults should be sufficient for most users.
which snapper configurations, descriptions, and cleanup algorithm to use.
Changing the file should be self-explanatory. The defaults should be sufficient
for most users.
By default, the snapshots are set up to use snapper's `number` algorithm.
Additionally, by default, snapshots are only taken of the subvolume
corresponding with the `root` snapper configuration.
corresponding with the `root` snapper configuration. Descriptions are of the
pacman command that initiated the snapshots.
## Usage
@ -47,6 +48,13 @@ snapshots.
To undo changes from a pacman transaction, use `snapper undochange`. See the
snapper manpage and the following example.
If you have severe breakage—like snapper is gone for some reason and you can't
get it back—you'll have to resort to more extreme methods, such as taking a
snapshot of the pre snapshot and making it the default subvolume or mounting it
as `/`. Most likely you'll need to use a live USB to get into a chroot
environment to do any of these things. The exact procedure depends on your
specific setup. Be careful.
## Example
Installing the `nano` package as normal: