mirror of
https://git.sr.ht/~magic_rb/dotfiles
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25 lines
590 B
Nix
25 lines
590 B
Nix
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{ config, lib, ... }:
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with lib;
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let
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cfg = config.magic_rb.erase-my-darlings;
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in
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# Send love to https://grahamc.com/blog/erase-your-darlings
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{
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options = {
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magic_rb.erase-my-darlings = {
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enable = mkEnableOption "Erase the root filesystem using ZFS snapshots on boot.";
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snapshot = mkOption {
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type = types.str;
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description = "Which snapshot to rollback to, also specifies which dataset to rollback.";
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};
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};
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};
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config = mkIf cfg.enable {
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boot.initrd.postDeviceCommands = lib.mkAfter ''
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zfs rollback -r ${cfg.snapshot}
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'';
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};
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}
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