add mpd and mpd sync

hosts/lappy/lappy.nix

@@ -28,6 +28,9 @@
     # for sci-hub and whenever websites break
     profiles.tor
 
+    # Music! 
+    hosts.lappy.profiles.mpd
+
     # For cross compiling and deploying to raspberry
     profiles.cross.arm64
   ];

hosts/lappy/profiles/mpd-music-sync.nix

@@ -0,0 +1,21 @@
+{ pkgs, ... }:  let
+  passwordFile = "/secrets/mpd-music-sync-password";
+in {
+  systemd.tmpfiles.rules = [ "d /music 0755 mpd users -" ];
+  systemd.services.mpd-music-sync = {
+    startAt = "daily";
+    requires = [ "network.target" ];
+    after = [ "network.target" ];
+    path = [ pkgs.rclone ];
+    script = ''
+      set -x 
+      export PASSWORD=$(cat ${passwordFile})
+      rclone sync :ftp:/storage/music /music \
+        --ftp-host=hetzner-vm.servers.owo.monster \
+        --ftp-port=4220 \
+        --ftp-user=ftp-user \
+        --ftp-pass=$(rclone obscure $PASSWORD)
+        chown mpd:users -R /music
+    '';
+  };
+}

hosts/lappy/profiles/mpd.nix

@@ -0,0 +1,32 @@
+{ pkgs, tree, ... }: {
+  imports = [ ./mpd-music-sync.nix ];
+
+  hardware.pulseaudio = {
+    extraConfig =
+      "load-module module-native-protocol-tcp auth-ip-acl=127.0.0.1";
+  };
+
+  environment.systemPackages = with pkgs; [ mpc_cli ];
+
+  systemd.tmpfiles.rules = [ 
+    "d /var/lib/mpd 0755 mpd mpd -"
+    "d /var/lib/mpd/data 0755 mpd mpd -"
+    "d /var/lib/mpd/playlists 0755 mpd mpd -" ];
+
+  services.mpd = {
+    enable = true;
+    dataDir = "/var/lib/mpd/data";
+    playlistDirectory = "/var/lib/mpd/playlists";
+    musicDirectory = "/music";
+    extraConfig = ''
+      host_permissions "127.0.0.1 read,add,control,admin"
+      audio_output {
+        type "pulse"
+        name "Pulseaudio"
+        server "127.0.0.1"
+      }
+    '';
+  };
+
+  systemd.services.mpd.serviceConfig.StateDirectory = [ "/music" "/var/lib/mpd" ];
+}

outputs.nix

@@ -6,6 +6,8 @@ let
     folder = ./.;
     config = {
       "hosts/*/services".functor.enable = true;
+      "hosts/*/home".functor.enable = true;
+      "hosts/*/profiles".functor.enable = true;
       "profiles/*".functor.enable = true;
       "profiles/sound/*".functor.enable = true;
       "profiles/connectivity/*".functor.enable = true;