85 lines
1.6 KiB
Nix
85 lines
1.6 KiB
Nix
{
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service_configs,
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pkgs,
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...
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}:
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let
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zfs-key = "/etc/zfs-key";
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in
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{
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system.activationScripts = {
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"zfs-key".text = ''
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#!/bin/sh
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rm -fr ${zfs-key} || true
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cp ${./secrets/zfs-key} ${zfs-key}
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chmod 0500 ${zfs-key}
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chown root:wheel ${zfs-key}
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'';
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};
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boot.zfs.package = pkgs.zfs_unstable;
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boot.initrd.kernelModules = [ "zfs" ];
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boot.kernelParams =
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let
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mb = 20000;
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in
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[
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"zfs.zfs_arc_max=${builtins.toString (mb * 1000000)}"
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];
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boot.supportedFilesystems = [ "zfs" ];
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boot.zfs.extraPools = [
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service_configs.zpool_ssds
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service_configs.zpool_hdds
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];
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services.sanoid = {
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enable = true;
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datasets."${service_configs.zpool_ssds}" = {
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recursive = true;
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autoprune = true;
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autosnap = true;
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hourly = 5;
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daily = 7;
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monthly = 3;
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yearly = 0;
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};
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datasets."${service_configs.zpool_ssds}/services/sql" = {
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recursive = true;
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autoprune = true;
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autosnap = true;
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hourly = 12;
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daily = 2;
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monthly = 0;
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yearly = 0;
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};
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datasets."${service_configs.zpool_ssds}/services/jellyfin_cache" = {
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recursive = true;
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autoprune = true;
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autosnap = true;
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hourly = 0;
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daily = 0;
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monthly = 0;
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yearly = 0;
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};
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datasets."${service_configs.zpool_hdds}" = {
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recursive = true;
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autoprune = true;
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autosnap = true;
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hourly = 0;
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daily = 0;
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monthly = 0;
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yearly = 0;
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};
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};
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services.zfs = {
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autoScrub.enable = true;
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trim.enable = true;
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};
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}
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