73 lines
1.7 KiB
Nix
73 lines
1.7 KiB
Nix
{
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pkgs,
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config,
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lib,
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...
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}: let
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cfg = config.holocron.zfs;
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sec = config.sops.secrets;
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in {
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options.holocron.zfs = {
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enable = lib.mkEnableOption "enables zfs";
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};
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config = lib.mkIf cfg.enable {
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# set network host id
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# enable zfs support
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boot.kernelModules = ["zfs"];
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boot.supportedFilesystems = ["zfs"];
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boot.zfs.forceImportRoot = false;
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# boot.initrd.services.zfs.enable = true;
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# boot.zfs.requestEncryptionCredentials = true;
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# arc cache size
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boot.kernelParams = ["zfs.zfs_arc_max=12884901888"];
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# pools to import
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boot.zfs.extraPools = ["holocron"];
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# enable smart monitoring
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services.smartd = {
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enable = true;
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autodetect = true;
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defaults.monitored = "-a -o on -s (S/../.././05|L/../01/./05)";
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notifications = {
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test = false;
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mail = {
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enable = true;
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recipient = "blake";
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sender = "alerts@blakedheld.xyz";
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};
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};
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};
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# enable zfs
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services.zfs = {
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autoScrub.enable = true;
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autoScrub.interval = "weekly";
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autoSnapshot = {
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enable = true;
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frequent = 4; # 15 min snapshots
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hourly = 24; # hourly snapshots
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daily = 7; # daily snapshots
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weekly = 4; # weekly snapshots
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monthly = 12; # monthly snapshots
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};
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# email notifs
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zed = {
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enableMail = true;
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settings = {
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ZED_EMAIL_ADDR = ["root" "blake"];
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# send notification if scrub succeeds
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ZED_NOTIFY_VERBOSE = true;
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};
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};
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};
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# install userspace tools for smart
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environment.systemPackages = with pkgs; [smartmontools];
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};
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}
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