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configs.gg23.audio: AirPlay 2 via shairport-sync-airplay2 and nqptp
author
lassulus
committer
lassulus
date
(Oct 15, 2026, 6:31 PM CEST)
commit
46fe843d
46fe843dc99a49cda9f672409894eb9aab38c05b
parent
447b6da3
447b6da3fd77f00a2e4ee7de023accdac0eacaa3
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configs/gg23/audio/hub.nix
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configs/gg23/audio/hub.nix
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# virtual "hub" sink, whose monitor is linked to the ROC sinks of the rooms
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# selected with `audio-room` or from Home Assistant (MQTT). Senders: any LAN
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# machine via ROC (while `gg23-audio` from tools/gg23-audio runs), barnacle
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# via AirPlay (shairport-sync). Rooms run ./room.nix.
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# via AirPlay 2 (shairport-sync + nqptp). Rooms run ./room.nix.
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{
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self,
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config,
···
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};
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};
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# AirPlay 2: macOS drives classic AirPlay 1 receivers through a legacy path
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# that can wedge (endpoint stays half-active after switching outputs, and
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# re-picking it fails with -16727 until AirPlayXPCHelper restarts).
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services.shairport-sync = {
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enable = true;
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# AirPlay 1: the default package has no AirPlay 2 (no nqptp needed)
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package = pkgs.shairport-sync-airplay2;
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settings = {
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general = {
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name = "gg23";
···
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};
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};
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users.users.shairport.extraGroups = [ "pipewire" ];
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# PTP timing companion AirPlay 2 needs (UDP 319/320; int0 is trusted, et0
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# stays closed). The unit comes from the package.
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systemd.packages = [ pkgs.nqptp ];
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systemd.services.nqptp.wantedBy = [ "multi-user.target" ];
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systemd.services.shairport-sync = {
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wants = [ "nqptp.service" ];
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after = [ "nqptp.service" ];
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};
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# mDNS for AirPlay on the LAN only; int0 is trusted, et0 must stay closed
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services.avahi = {