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tune /var/lib impermanence (for lappy)

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colin 2022-06-24 21:10:49 -07:00
parent 18864b2c6f
commit 436ade540f
2 changed files with 23 additions and 1 deletions
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3
machines/lappy/default.nix
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@ -10,6 +10,9 @@
boot.loader.efi.canTouchEfiVariables = false;
colinsane.image.extraBootFiles = [ pkgs.bootpart-uefi-x86_64 ];
# TODO: only here for debugging
# services.ipfs.enable = true;
# docs: https://nixos.org/manual/nixos/stable/options.html#opt-system.stateVersion
system.stateVersion = "21.05";
}

21
modules/impermanence.nix
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@ -44,7 +44,26 @@ in
# "/etc/nixos"
"/etc/ssh"
# TODO: more granular persistence of /var/lib
"/var/lib"
# "/var/lib/AccountsService" # not sure what this is, but it's empty
"/var/lib/alsa" # preserve output levels, default devices
# "/var/lib/blueman" # files aren't human readable
"/var/lib/bluetooth" # preserve bluetooth handshakes
"/var/lib/colord" # preserve color calibrations (?)
# "/var/lib/dhclient" # empty on lappy; dunno about desko
# "/var/lib/fwupd" # not sure why this would need persistent state
# "/var/lib/geoclue" # empty on lappy
# "/var/lib/logrotate.status" # seems redundant with what's in /var/log?
"/var/lib/machines" # maybe not needed, but would be painful to add a VM and forget.
# "/var/lib/misc" # empty on lappy
# "/var/lib/NetworkManager" # looks to be mostly impermanent state?
# "/var/lib/NetworkManager-fortisslvpn" # empty on lappy
"/var/lib/nixos" # has some uid/gid maps; not sure what happens if we lose this.
# "/var/lib/PackageKit" # wtf is this?
# "/var/lib/power-profiles-daemon" # redundant with nixos declarations
# "/var/lib/private" # empty on lappy
# "/var/lib/systemd" # nothing obviously necessary
# "/var/lib/udisks2" # empty on lappy
# "/var/lib/upower" # historic charge data. unnecessary, but maybe used somewhere?
"/var/log"
"/mnt"
# TODO: what even GOES in /srv?