nixpkgs/nixos/modules/services/networking/shairport-sync.nix

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{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.shairport-sync;
in
{
###### interface
options = {
services.shairport-sync = {
enable = mkOption {
type = types.bool;
default = false;
description = lib.mdDoc ''
Enable the shairport-sync daemon.
Running with a local system-wide or remote pulseaudio server
is recommended.
'';
};
arguments = mkOption {
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type = types.str;
default = "-v -o pa";
description = lib.mdDoc ''
Arguments to pass to the daemon. Defaults to a local pulseaudio
server.
'';
};
openFirewall = mkOption {
type = types.bool;
default = false;
description = lib.mdDoc ''
Whether to automatically open ports in the firewall.
'';
};
user = mkOption {
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type = types.str;
default = "shairport";
description = lib.mdDoc ''
User account name under which to run shairport-sync. The account
will be created.
'';
};
group = mkOption {
type = types.str;
default = "shairport";
description = lib.mdDoc ''
Group account name under which to run shairport-sync. The account
will be created.
'';
};
};
};
###### implementation
config = mkIf config.services.shairport-sync.enable {
services.avahi.enable = true;
services.avahi.publish.enable = true;
services.avahi.publish.userServices = true;
users = {
users.${cfg.user} = {
description = "Shairport user";
isSystemUser = true;
createHome = true;
home = "/var/lib/shairport-sync";
group = cfg.group;
extraGroups = [ "audio" ] ++ optional config.hardware.pulseaudio.enable "pulse";
};
groups.${cfg.group} = {};
};
networking.firewall = mkIf cfg.openFirewall {
allowedTCPPorts = [ 5000 ];
allowedUDPPortRanges = [ { from = 6001; to = 6011; } ];
};
systemd.services.shairport-sync =
{
description = "shairport-sync";
after = [ "network.target" "avahi-daemon.service" ];
wantedBy = [ "multi-user.target" ];
serviceConfig = {
User = cfg.user;
Group = cfg.group;
ExecStart = "${pkgs.shairport-sync}/bin/shairport-sync ${cfg.arguments}";
RuntimeDirectory = "shairport-sync";
};
};
environment.systemPackages = [ pkgs.shairport-sync ];
};
}