forked from mirrors/nixpkgs
218 lines
5.4 KiB
Nix
218 lines
5.4 KiB
Nix
|
{ config, lib, pkgs, ... }:
|
||
|
|
||
|
with lib;
|
||
|
|
||
|
let
|
||
|
|
||
|
package = "snapcast";
|
||
|
name = "snapserver";
|
||
|
|
||
|
cfg = config.services.snapserver;
|
||
|
|
||
|
# Using types.nullOr to inherit upstream defaults.
|
||
|
sampleFormat = mkOption {
|
||
|
type = with types; nullOr str;
|
||
|
default = null;
|
||
|
description = ''
|
||
|
Default sample format.
|
||
|
'';
|
||
|
example = "48000:16:2";
|
||
|
};
|
||
|
|
||
|
codec = mkOption {
|
||
|
type = with types; nullOr str;
|
||
|
default = null;
|
||
|
description = ''
|
||
|
Default audio compression method.
|
||
|
'';
|
||
|
example = "flac";
|
||
|
};
|
||
|
|
||
|
streamToOption = name: opt:
|
||
|
let
|
||
|
os = val:
|
||
|
optionalString (val != null) "${val}";
|
||
|
os' = prefixx: val:
|
||
|
optionalString (val != null) (prefixx + "${val}");
|
||
|
flatten = key: value:
|
||
|
"&${key}=${value}";
|
||
|
in
|
||
|
"-s ${opt.type}://" + os opt.location + "?" + os' "name=" name
|
||
|
+ concatStrings (mapAttrsToList flatten opt.query);
|
||
|
|
||
|
optionalNull = val: ret:
|
||
|
optional (val != null) ret;
|
||
|
|
||
|
optionString = concatStringsSep " " (mapAttrsToList streamToOption cfg.streams
|
||
|
++ ["-p ${toString cfg.port}"]
|
||
|
++ ["--controlPort ${toString cfg.controlPort}"]
|
||
|
++ optionalNull cfg.sampleFormat "--sampleFormat ${cfg.sampleFormat}"
|
||
|
++ optionalNull cfg.codec "-c ${cfg.codec}"
|
||
|
++ optionalNull cfg.streamBuffer "--streamBuffer ${cfg.streamBuffer}"
|
||
|
++ optionalNull cfg.buffer "-b ${cfg.buffer}"
|
||
|
++ optional cfg.sendToMuted "--sendToMuted");
|
||
|
|
||
|
in {
|
||
|
|
||
|
###### interface
|
||
|
|
||
|
options = {
|
||
|
|
||
|
services.snapserver = {
|
||
|
|
||
|
enable = mkOption {
|
||
|
type = types.bool;
|
||
|
default = false;
|
||
|
description = ''
|
||
|
Whether to enable snapserver.
|
||
|
'';
|
||
|
};
|
||
|
|
||
|
port = mkOption {
|
||
|
type = types.port;
|
||
|
default = 1704;
|
||
|
description = ''
|
||
|
The port that snapclients can connect to.
|
||
|
'';
|
||
|
};
|
||
|
|
||
|
controlPort = mkOption {
|
||
|
type = types.port;
|
||
|
default = 1705;
|
||
|
description = ''
|
||
|
The port for control connections (JSON-RPC).
|
||
|
'';
|
||
|
};
|
||
|
|
||
|
openFirewall = mkOption {
|
||
|
type = types.bool;
|
||
|
default = true;
|
||
|
description = ''
|
||
|
Whether to automatically open the specified ports in the firewall.
|
||
|
'';
|
||
|
};
|
||
|
|
||
|
inherit sampleFormat;
|
||
|
inherit codec;
|
||
|
|
||
|
streams = mkOption {
|
||
|
type = with types; attrsOf (submodule {
|
||
|
options = {
|
||
|
location = mkOption {
|
||
|
type = types.path;
|
||
|
description = ''
|
||
|
The location of the pipe.
|
||
|
'';
|
||
|
};
|
||
|
type = mkOption {
|
||
|
type = types.enum [ "pipe" "file" "process" "spotify" "airplay" ];
|
||
|
default = "pipe";
|
||
|
description = ''
|
||
|
The type of input stream.
|
||
|
'';
|
||
|
};
|
||
|
query = mkOption {
|
||
|
type = attrsOf str;
|
||
|
default = {};
|
||
|
description = ''
|
||
|
Key-value pairs that convey additional parameters about a stream.
|
||
|
'';
|
||
|
example = literalExample ''
|
||
|
# for type == "pipe":
|
||
|
{
|
||
|
mode = "listen";
|
||
|
};
|
||
|
# for type == "process":
|
||
|
{
|
||
|
params = "--param1 --param2";
|
||
|
logStderr = "true";
|
||
|
};
|
||
|
'';
|
||
|
};
|
||
|
inherit sampleFormat;
|
||
|
inherit codec;
|
||
|
};
|
||
|
});
|
||
|
default = { default = {}; };
|
||
|
description = ''
|
||
|
The definition for an input source.
|
||
|
'';
|
||
|
example = literalExample ''
|
||
|
{
|
||
|
mpd = {
|
||
|
type = "pipe";
|
||
|
location = "/run/snapserver/mpd";
|
||
|
sampleFormat = "48000:16:2";
|
||
|
codec = "pcm";
|
||
|
};
|
||
|
};
|
||
|
'';
|
||
|
};
|
||
|
|
||
|
streamBuffer = mkOption {
|
||
|
type = with types; nullOr int;
|
||
|
default = null;
|
||
|
description = ''
|
||
|
Stream read (input) buffer in ms.
|
||
|
'';
|
||
|
example = 20;
|
||
|
};
|
||
|
|
||
|
buffer = mkOption {
|
||
|
type = with types; nullOr int;
|
||
|
default = null;
|
||
|
description = ''
|
||
|
Network buffer in ms.
|
||
|
'';
|
||
|
example = 1000;
|
||
|
};
|
||
|
|
||
|
sendToMuted = mkOption {
|
||
|
type = types.bool;
|
||
|
default = false;
|
||
|
description = ''
|
||
|
Send audio to muted clients.
|
||
|
'';
|
||
|
};
|
||
|
};
|
||
|
|
||
|
};
|
||
|
|
||
|
|
||
|
###### implementation
|
||
|
|
||
|
config = mkIf cfg.enable {
|
||
|
|
||
|
systemd.services.snapserver = {
|
||
|
after = [ "network.target" ];
|
||
|
description = "Snapserver";
|
||
|
wantedBy = [ "multi-user.target" ];
|
||
|
before = [ "mpd.service" "mopidy.service" ];
|
||
|
|
||
|
serviceConfig = {
|
||
|
DynamicUser = true;
|
||
|
ExecStart = "${pkgs.snapcast}/bin/snapserver --daemon ${optionString}";
|
||
|
Type = "forking";
|
||
|
LimitRTPRIO = 50;
|
||
|
LimitRTTIME = "infinity";
|
||
|
NoNewPrivileges = true;
|
||
|
PIDFile = "/run/${name}/pid";
|
||
|
ProtectKernelTunables = true;
|
||
|
ProtectControlGroups = true;
|
||
|
ProtectKernelModules = true;
|
||
|
RestrictAddressFamilies = "AF_INET AF_INET6 AF_UNIX";
|
||
|
RestrictNamespaces = true;
|
||
|
RuntimeDirectory = name;
|
||
|
StateDirectory = name;
|
||
|
};
|
||
|
};
|
||
|
|
||
|
networking.firewall.allowedTCPPorts = optionals cfg.openFirewall [ cfg.port cfg.controlPort ];
|
||
|
};
|
||
|
|
||
|
meta = {
|
||
|
maintainers = with maintainers; [ tobim ];
|
||
|
};
|
||
|
|
||
|
}
|