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feat(nix): add automatic generation deletion based on configurationLimit. Seriously, it should be the default

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Antoine Viallon 2026-05-05 12:10:55 +02:00 • committed by Antoine VIALLON
parent d649c49f0e
commit 55288bff6a
1 changed files with 13 additions and 0 deletions
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13
nix/nix.nix
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@ -92,6 +92,19 @@ in
};
};
systemd.services.nix-delete-generations = mkIf (config.aviallon.boot.configurationLimit != null) {
script = ''
nix-env --delete-generations +${toString config.aviallon.boot.configurationLimit} --profile /nix/var/nix/profiles/system
'';
path = [ config.nix.package ];
restartIfChanged = false;
reloadIfChanged = false;
startAt = "Sun 03:00:00";
enableStrictShellChecks = true;
after = [ "multi-user.target" "nix-daemon.socket" ];
wants = [ "multi-user.target" "nix-daemon.socket" ];
};
nix.package = optimizePkg {
stdenv = pkgs.fastStdenv;
level = "slower";