depot/third_party/nixpkgs/nixos/modules/services/audio/roon-bridge.nix

86 lines
2.2 KiB
Nix

{
config,
lib,
pkgs,
...
}:
let
name = "roon-bridge";
cfg = config.services.roon-bridge;
in
{
options = {
services.roon-bridge = {
enable = lib.mkEnableOption "Roon Bridge";
openFirewall = lib.mkOption {
type = lib.types.bool;
default = false;
description = ''
Open ports in the firewall for the bridge.
'';
};
user = lib.mkOption {
type = lib.types.str;
default = "roon-bridge";
description = ''
User to run the Roon bridge as.
'';
};
group = lib.mkOption {
type = lib.types.str;
default = "roon-bridge";
description = ''
Group to run the Roon Bridge as.
'';
};
};
};
config = lib.mkIf cfg.enable {
systemd.services.roon-bridge = {
after = [ "network.target" ];
description = "Roon Bridge";
wantedBy = [ "multi-user.target" ];
environment.ROON_DATAROOT = "/var/lib/${name}";
serviceConfig = {
ExecStart = "${pkgs.roon-bridge}/bin/RoonBridge";
LimitNOFILE = 8192;
User = cfg.user;
Group = cfg.group;
StateDirectory = name;
};
};
networking.firewall = lib.mkIf cfg.openFirewall {
allowedTCPPortRanges = [
{
from = 9100;
to = 9200;
}
];
allowedUDPPorts = [ 9003 ];
extraCommands = lib.optionalString (!config.networking.nftables.enable) ''
iptables -A INPUT -s 224.0.0.0/4 -j ACCEPT
iptables -A INPUT -d 224.0.0.0/4 -j ACCEPT
iptables -A INPUT -s 240.0.0.0/5 -j ACCEPT
iptables -A INPUT -m pkttype --pkt-type multicast -j ACCEPT
iptables -A INPUT -m pkttype --pkt-type broadcast -j ACCEPT
'';
extraInputRules = lib.optionalString config.networking.nftables.enable ''
ip saddr { 224.0.0.0/4, 240.0.0.0/5 } accept
ip daddr 224.0.0.0/4 accept
pkttype { multicast, broadcast } accept
'';
};
users.groups.${cfg.group} = { };
users.users.${cfg.user} = lib.optionalAttrs (cfg.user == "roon-bridge") {
isSystemUser = true;
description = "Roon Bridge user";
group = cfg.group;
extraGroups = [ "audio" ];
};
};
}