49 lines
1.4 KiB
Nix
49 lines
1.4 KiB
Nix
{ config, lib, pkgs, ... }:
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let
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cfg = config.nixfiles.hardware.gps;
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in
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{
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options = {
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nixfiles.hardware.gps = {
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enable = lib.mkEnableOption "GPS configuration";
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gpsdBridge = lib.mkOption {
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description = "Whether to enable bridging of gpsd data to Geoclue2";
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default = true;
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example = false;
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type = lib.types.bool;
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};
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};
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};
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config = lib.mkIf cfg.enable {
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services.geoclue2 = {
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enable = true;
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};
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environment.etc."geoclue/conf.d/00-nmea-socket.conf".text = lib.mkIf cfg.gpsdBridge ''
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[network-nmea]
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enable=true
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nmea-socket=/run/gpsd-nmea/nmea.sock
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'';
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# this could probably be a systemd socket but i don't know how to make those
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systemd.services.gpsd-nmea-bridge = lib.mkIf cfg.gpsdBridge {
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path = with pkgs; [
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gpsd
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coreutils
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socat
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];
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description = "gpsd to Geoclue2 GPS data bridge";
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before = [ "geoclue.service" ];
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wantedBy = [ "geoclue.service" "multi-user.target" ];
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serviceConfig = {
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RuntimeDirectory = "gpsd-nmea";
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ExecStart = pkgs.writeShellScript "gpsd-nmea-bridge" ''
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exec socat -U UNIX-LISTEN:''${RUNTIME_DIRECTORY}/nmea.sock,fork,reuseaddr,mode=777 SYSTEM:'gpspipe -Br | stdbuf -oL tail -n+4'
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'';
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};
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};
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services.gpsd.enable = lib.mkIf cfg.gpsdBridge true;
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};
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}
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