72 lines
1.9 KiB
Nix
72 lines
1.9 KiB
Nix
{ config, lib, ... }:
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let
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cfg = config.custom.impermanence;
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listIf = (enable: x: if enable then x else [ ]);
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in
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{
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options.custom.impermanence = {
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enable = lib.mkEnableOption "impermanence";
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base = lib.mkOption {
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type = lib.types.str;
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default = "/data";
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};
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users = lib.mkOption {
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type = with lib.types; listOf str;
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default = [ "root" config.custom.user ];
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};
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userExtraFiles = lib.mkOption {
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type = with lib.types; attrsOf (listOf str);
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default = { };
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};
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userExtraDirs = lib.mkOption {
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type = with lib.types; attrsOf (listOf str);
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default = { };
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};
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};
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config = lib.mkIf cfg.enable {
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fileSystems.${cfg.base}.neededForBoot = true;
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services.openssh.hostKeys = [
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{ path = "/data/system/etc/ssh/ssh_host_ed25519_key"; type = "ed25519"; }
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{ path = "/data/system/etc/ssh/ssh_host_rsa_key"; type = "rsa"; bits = 4096; }
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];
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environment.persistence."${cfg.base}/system" = {
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hideMounts = true;
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directories = [
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"/etc/nixos"
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] ++ (listIf config.custom.tailscale.enable [ "/var/lib/tailscale" ]) ++
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(listIf config.services.zigbee2mqtt.enable [ config.services.zigbee2mqtt.dataDir ]) ++
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(listIf config.hardware.bluetooth.enable [ "/var/lib/bluetooth" ]);
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};
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home-manager.users =
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let
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mkUser = (x: {
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name = x;
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value = {
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home.persistence."/data/users/${x}" = {
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files = [
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".zsh_history"
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] ++ cfg.userExtraFiles.${x} or [ ];
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directories = cfg.userExtraDirs.${x} or [ ];
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};
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};
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});
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in
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builtins.listToAttrs (builtins.map mkUser cfg.users);
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systemd.tmpfiles.rules = builtins.map
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(user:
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let details = config.users.users.${user}; in "L ${details.home}/local - ${user} ${details.group} - /data/users/${user}")
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cfg.users;
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};
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}
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