1{ config, lib, pkgs, ... }:
2
3with lib;
4
5let
6 streams = builtins.attrNames config.services.liquidsoap.streams;
7
8 streamService =
9 name:
10 let stream = builtins.getAttr name config.services.liquidsoap.streams; in
11 { inherit name;
12 value = {
13 after = [ "network-online.target" "sound.target" ];
14 description = "${name} liquidsoap stream";
15 wantedBy = [ "multi-user.target" ];
16 path = [ pkgs.wget ];
17 serviceConfig = {
18 ExecStart = "${pkgs.liquidsoap}/bin/liquidsoap ${stream}";
19 User = "liquidsoap";
20 LogsDirectory = "liquidsoap";
21 Restart = "always";
22 };
23 };
24 };
25in
26{
27
28 ##### interface
29
30 options = {
31
32 services.liquidsoap.streams = mkOption {
33
34 description = ''
35 Set of Liquidsoap streams to start,
36 one systemd service per stream.
37 '';
38
39 default = {};
40
41 example = literalExpression ''
42 {
43 myStream1 = "/etc/liquidsoap/myStream1.liq";
44 myStream2 = ./myStream2.liq;
45 myStream3 = "out(playlist(\"/srv/music/\"))";
46 }
47 '';
48
49 type = types.attrsOf (types.either types.path types.str);
50 };
51
52 };
53 ##### implementation
54
55 config = mkIf (builtins.length streams != 0) {
56
57 users.users.liquidsoap = {
58 uid = config.ids.uids.liquidsoap;
59 group = "liquidsoap";
60 extraGroups = [ "audio" ];
61 description = "Liquidsoap streaming user";
62 home = "/var/lib/liquidsoap";
63 createHome = true;
64 };
65
66 users.groups.liquidsoap.gid = config.ids.gids.liquidsoap;
67
68 systemd.services = builtins.listToAttrs ( map streamService streams );
69 };
70
71}