NixOS-Config/modules/system/services/server/icecast/default.nix

{ pkgs, config, ... }:
{
  imports = [
    ./nginx
  ];

  services = {
    icecast = {
      enable = true;
      listen.port = 265;
      hostname = "icecast.${config.domains.jim1}";
      admin = {
        user = "jimbo";
        password = "${config.secrets.castAdminPass}";
      };
      extraConf = ''
        <authentication>
          <source-password>${config.secrets.castSourcePass}</source-password>
        </authentication>
        
        <location>Canada</location>
        <admin>jimbo@${config.domains.jim2}</admin>
        
        <mount type="normal">
          <mount-name>/jimbops.opus</mount-name>
          <stream-name>JimBops Radio</stream-name>
          <stream-description>Music gathered by me, Jimbo.</stream-description>
          <stream-url>https://icecast.jimbosfiles.com/jimbops.opus</stream-url>
          <genre>Anything</genre>
          <type>application/ogg</type>
          <subtype>vorbis</subtype>
        </mount>
      '';
    };

    # The audio stream
    liquidsoap.streams = {
      jimbops = pkgs.writeText "liquidjim" ''
        settings.log.stdout.set(true)
        settings.init.allow_root.set(true)
        settings.scheduler.fast_queues.set(2)
        settings.decoder.file_extensions.mp4.set(["m4a", "m4b", "m4p", "m4v", "m4r", "3gp", "mp4"])
        
        # Define the source with random playlist
        jimbops = mksafe(playlist(mode='randomize', reload=1, reload_mode="rounds", "/export/JimboNFS/Music/"))
        
        # Ensure the stream never stops
        jimbops_fallback = fallback([jimbops, jimbops])
        
        # Output configuration to Icecast
        output.icecast(
	  %ffmpeg(format="ogg", %audio(codec="libvorbis", samplerate=48000, b="256k", channels=2)),
          host="127.0.0.1",
          port=265,
          password="${config.secrets.castSourcePass}",
          public=true,
          icy_metadata=["artist", "title"],
          mount="jimbops.opus",
	  encoding = "UTF-8",
          jimbops_fallback
        )
      '';
    };
  };
}