music-mirror/compose.yaml

# TrueNAS Scale "Custom App" definition.
#
# Adjust the two host paths and the user to match your pool. The source is
# mounted read-only on purpose: nothing here should ever be able to write to
# the lossless library.
services:
  music-mirror:
    image: code.emmathe.dev/lyrathorpe/music-mirror:latest
    container_name: music-mirror
    restart: unless-stopped
    # The dataset owner, so the mirror is not written as root. `id apps` or the
    # ownership of the mirror dataset will tell you the right numbers.
    user: "568:568"
    environment:
      MUSIC_MIRROR_SOURCE: /music
      MUSIC_MIRROR_MIRROR: /mirror
      # LAME V0 averages about 245 kbps. Use 256 for constant bitrate instead.
      MUSIC_MIRROR_QUALITY: V0
      # How long to wait between passes. Lidarr imports are picked up on the
      # next one.
      MUSIC_MIRROR_INTERVAL: 6h
      # Concurrent encodes; defaults to the CPU count. Lower it to leave the
      # NAS responsive during the first full pass.
      # MUSIC_MIRROR_JOBS: "4"
      # Name files so a FAT32 device will take them, for copying to a Rockbox
      # player. Quoted, because an unquoted yes or true is a YAML boolean and
      # compose rejects a boolean here. Accepts 1, true or yes.
      #
      # Turning this on renames every file whose name held a reserved
      # character. They are moved, not re-encoded, so the first pass after
      # enabling it is quick -- but it is a one-way change to every such path,
      # so decide before running it rather than after.
      MUSIC_MIRROR_FAT32_SAFE: "true"
    volumes:
      - /mnt/tank/media/music:/music:ro
      - /mnt/tank/media/music-mp3:/mirror