113 lines
3.3 KiB
Nix
113 lines
3.3 KiB
Nix
{ lib, config, ... }:
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let
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inherit (lib) types mkOption;
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cfg = config.valhalla.fileSystems;
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mountType = types.submodule (
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{ config, name, ... }: {
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options = {
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device = mkOption {
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type = types.nullOr types.str;
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description = "The device to mount.";
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default = null;
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};
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mountPoint = mkOption {
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type = types.str;
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description = "The path to mount the device to.";
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default = name;
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};
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fsType = mkOption {
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type = types.nullOr types.str;
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description = "The file system type of the mount.";
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default = null;
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};
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options = mkOption {
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type = types.listOf types.str;
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description = "The options of the mount.";
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default = [ ];
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};
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};
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}
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);
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in
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{
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imports = [
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./fileSystems/btrfs.nix
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./fileSystems/disks.nix
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];
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options = {
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valhalla = {
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fileSystems = {
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rootDir = mkOption {
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type = types.str;
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description = "The root of the installation directory to mount disks into.";
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default = "/mnt";
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};
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mounts = mkOption {
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type = types.attrsOf mountType;
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description = "The devices to mount.";
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default = { };
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};
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script = mkOption {
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type = types.str;
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description = "The script for preparing the system's mounts.";
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};
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};
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};
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};
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config = {
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valhalla = {
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fileSystems = {
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script =
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let
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devices = (builtins.attrValues cfg.diskSetup.devices);
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mountScript = lib.strings.concatLines (
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(builtins.concatMap
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(
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_: [
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"partprobe 2> /dev/null || true"
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"udevadm trigger"
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(builtins.concatStringsSep " " (
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[ "sudo" "mount" "--mkdir" ] ++
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(lib.optionals (_.fsType == "ntfs") [ "-t" "ntfs3" ]) ++
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[
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(builtins.concatStringsSep " " (builtins.map (_: "-o ${_}") _.options))
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(_.device)
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(lib.strings.normalizePath "/${cfg.diskSetup.rootDir}/${_.mountPoint}")
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]
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))
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]
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)
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(builtins.attrValues cfg.mounts))
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);
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in
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''
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#!/bin/bash
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set -o errexit
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${cfg.diskSetup.scripts.init}
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${lib.strings.concatLines (lib.optionals ((builtins.length devices) > 0) [
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''echo $(tput setaf 3)=== WARNING ====$(jtput sgr0)"''
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(''echo "Continuing this script will alter the partitions of ''
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+ (lib.strings.concatStringsSep ", " (builtins.map (_: "${_.deviceVariable}") (lib.lists.init devices)))
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+ (if (builtins.length devices) > 1 then " and " else "") + (lib.lists.last devices).deviceVariable + ''"'')
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''
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if ! fish ${./fileSystems/confirm.fish} "Are you sure you want to continue?" "n"; then
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exit 1
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fi
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''
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])}
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${cfg.diskSetup.scripts.partition}
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${mountScript}
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${cfg.diskSetup.scripts.swap}
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'';
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};
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};
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};
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}
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