Update from updated-inputs-2025-09-22-01-03

hosts/storage-2/em.nix

@@ -11,7 +11,28 @@ with lib;
   };
   users.groups.data-em = {};
 
+  users.users.data-em-mp3 = {
+    group = "data-em-mp3";
+    home = "/data/em-mp3";
+    useDefaultShell = true;
+    isSystemUser = true;
+  };
+  users.groups.data-em-mp3 = {};
+
   systemd.tmpfiles.rules = [
     "d /data/em - data-em data-em - -"
+    "d /data/em-mp3 - data-em-mp3 data-em-mp3 - -"
   ];
+
+  systemd.services.convert-flac-dir-to-mp3 = {
+    serviceConfig = {
+      Type = "oneshot";
+      ExecStart = "${lib.getExe pkgs.convert-flac-dir-to-mp3} /data/em /data/em-mp3";
+      StateDirectory = "convert-flac-dir-to-mp3";
+      WorkingDirectory = "/var/lib/convert-flac-dir-to-mp3";
+      User = "data-em-mp3";
+      Group = "data-em-mp3";
+    };
+    startAt = "*-*-* 03:47:00";
+  };
 }

pkgs/build-support/writePythonScript.nix

@@ -1,6 +1,7 @@
 {
   python3,
-  writeTextFile,
+  makeWrapper,
+  runCommand,
   lib,
 }:
 
@@ -9,6 +10,7 @@
   text,
   runtimePackages ? ps: [],
   pythonPackage ? python3,
+  runtimeInputs ? [],
   meta ? {},
   passthru ? {},
   derivationArgs ? {},
@@ -18,13 +20,17 @@ let
 
   pythonWithPackages = pythonPackage.withPackages runtimePackages;
 
-in writeTextFile {
-  inherit
-    name
-    meta
-    passthru
-    derivationArgs
-    ;
+in runCommand name ({
+  passAsFile = [ "text" ] ++ (derivationArgs.passAsFile or []);
+
+  meta = {
+    mainProgram = name;
+  } // meta // (derivationArgs.meta or {});
+
+  passthru = passthru // (derivationArgs.passthru or {});
+
+  nativeBuildInputs = [ makeWrapper ] ++ (derivationArgs.nativeBuildInputs or []);
+
   executable = true;
   destination = "/bin/${name}";
   allowSubstitutes = true;
@@ -34,4 +40,17 @@ in writeTextFile {
 
     ${text}
   '';
-}
+} // (
+  builtins.removeAttrs derivationArgs [ "passAsFile" "meta" "passthru" "nativeBuildInputs" ]
+))
+''
+mkdir -p $out/bin
+
+target=$out/bin/${lib.escapeShellArg name}
+
+cp "$textPath" "$target"
+
+chmod +x "$target"
+
+wrapProgram "$target" --prefix PATH : "${lib.makeBinPath runtimeInputs}"
+''

pkgs/convert-flac-dir-to-mp3/convert-flac-dir-to-mp3.py

@@ -0,0 +1,109 @@
+#!/usr/bin/env python
+
+import argparse
+from pathlib import Path
+from progress.bar import Bar
+import shutil
+import subprocess
+
+def files_and_dirs_for_directory(path):
+    filepaths = []
+    dirpaths = []
+
+    for dirpath, dirnames, filenames in path.walk():
+        dirpaths.append(dirpath)
+
+        for filename in filenames:
+            filepath = dirpath / filename
+            filepaths.append(filepath)
+
+    return set(filepaths), set(dirpaths)
+
+def make_paths_relative(paths, relative_to_path):
+    return set(path.relative_to(relative_to_path) for path in paths)
+
+def replace_suffix(path, suffix):
+    return path.with_name(path.stem + suffix)
+
+def convert_filepath(path):
+    if path.suffix == ".flac":
+        return replace_suffix(path, ".mp3")
+
+    return path
+
+def ffmpeg_flac_to_mp3(in_path, out_path):
+    print("")
+    subprocess.run(["ffmpeg", "-hide_banner", "-loglevel", "warning", "-stats", "-i", in_path, "-ab", "320k", "-map_metadata", "0", "-id3v2_version", "3", out_path], check=True)
+    print("")
+
+if __name__ == "__main__":
+
+    parser = argparse.ArgumentParser(prog="convert-flac-dir-to-mp3")
+    parser.add_argument("from_dir", type=Path)
+    parser.add_argument("to_dir", type=Path)
+
+    args = parser.parse_args()
+
+    from_path = args.from_dir.absolute()
+    to_path = args.to_dir.absolute()
+
+    if not from_path.exists():
+        raise Exception("from_path does not exist")
+
+    if not to_path.exists():
+        raise Exception("to_path does not exist")
+
+    if not from_path.is_dir():
+        raise Exception("from_path is not a directory")
+
+    if not to_path.is_dir():
+        raise Exception("to_path is not a directory")
+
+    print(f"Converting {from_path} to {to_path}…")
+
+    from_filepaths, from_dirpaths = files_and_dirs_for_directory(from_path)
+    to_filepaths, to_dirpaths = files_and_dirs_for_directory(to_path)
+
+
+    relative_from_filepaths = make_paths_relative(from_filepaths, from_path)
+    relative_to_filepaths = make_paths_relative(to_filepaths, to_path)
+
+    converted_from_filepaths = set(convert_filepath(filepath) for filepath in relative_from_filepaths)
+
+    filepaths_missing_in_to_path = converted_from_filepaths - relative_to_filepaths
+
+
+    relative_from_dirpaths = make_paths_relative(from_dirpaths, from_path)
+    relative_to_dirpaths = make_paths_relative(to_dirpaths, to_path)
+
+    dirpaths_missing_in_to_path = relative_from_dirpaths - relative_to_dirpaths
+
+    print(f"Missing {len(filepaths_missing_in_to_path)} files and {len(dirpaths_missing_in_to_path)} directories")
+
+    if len(dirpaths_missing_in_to_path) > 0:
+        for dirpath in Bar("Creating directories").iter(dirpaths_missing_in_to_path):
+            (to_path / dirpath).mkdir(parents=True, exist_ok=True)
+
+    if len(filepaths_missing_in_to_path) > 0:
+        for filepath in Bar("Creating files").iter(filepaths_missing_in_to_path):
+            if filepath in relative_from_filepaths:
+                # Just copy the file
+                shutil.copy(from_path / filepath, to_path / filepath)
+            elif filepath.suffix == ".mp3" and replace_suffix(filepath, ".flac") in relative_from_filepaths:
+                # Convert from flac
+                print("")
+                print(f"Converting {to_path / filepath}…")
+
+                # Tempfile for ffmpeg
+                tmpfilepath = filepath.with_name(".~" + filepath.name)
+                (to_path / tmpfilepath).unlink(missing_ok=True)
+
+                print(f"Using tempfile for ffmpeg {to_path / tmpfilepath}…")
+
+                # Convert
+                ffmpeg_flac_to_mp3(from_path / replace_suffix(filepath, ".flac"), to_path / tmpfilepath)
+
+                # Rename tempfile
+                (to_path / tmpfilepath).rename(to_path / filepath)
+            else:
+                raise Exception("Unable to figure out how to get {to_path / filepath} from {from_path}")

pkgs/convert-flac-dir-to-mp3/default.nix

@@ -0,0 +1,8 @@
+{ pkgs, ... }:
+
+pkgs.clerie-build-support.writePythonScript {
+  name = "convert-flac-dir-to-mp3";
+  runtimePackages = ps: with ps; [ progress ];
+  runtimeInputs = [ pkgs.ffmpeg-headless ];
+  text = builtins.readFile ./convert-flac-dir-to-mp3.py;
+}

pkgs/grow-last-partition-and-filesystem/default.nix

@@ -1,5 +1,6 @@
 {
   e2fsprogs,
+  gptfdisk,
   jq,
   parted,
   writeShellApplication,
@@ -10,6 +11,7 @@ writeShellApplication {
   text = builtins.readFile ./grow-last-partition-and-filesystem.sh;
   runtimeInputs = [
     e2fsprogs
+    gptfdisk
     jq
     parted
   ];

pkgs/grow-last-partition-and-filesystem/grow-last-partition-and-filesystem.sh

@@ -11,6 +11,9 @@ fi
 
 DEVICE="$1"
 
+echo "Move GTP backup header to end of disk"
+sgdisk "${DEVICE}" --move-second-header
+
 PARTITIONDATA="$(parted --script --json --fix "${DEVICE}" print)"
 PARTNUMBER="$(echo "${PARTITIONDATA}" | jq -r '.disk.partitions | last | .number')"
 PARTNAME="$(echo "${PARTITIONDATA}" | jq -r '.disk.partitions | last | .name')"

pkgs/overlay.nix

@@ -12,6 +12,7 @@ final: prev: {
   clerie-sops-edit = final.callPackage ./clerie-sops/clerie-sops-edit.nix {};
   clerie-update-nixfiles = final.callPackage ./clerie-update-nixfiles/clerie-update-nixfiles.nix {};
   chromium-incognito = final.callPackage ./chromium-incognito {};
+  convert-flac-dir-to-mp3 = final.callPackage ./convert-flac-dir-to-mp3 {};
   curl-timings = final.callPackage ./curl-timings {};
   factorio-launcher = final.callPackage ./factorio-launcher {};
   feeds-dir = final.callPackage ./feeds-dir {};