navidrome: refactor and add last.fm and spotify secrets

nixosModules/containers/nixos/navidrome/default.nix

@@ -24,14 +24,43 @@
   config = lib.mkIf config.alyraffauf.containers.nixos.navidrome.enable {
     # Spotify secrets aren't exactly safe, because they are world-readable in the nix store.
     # But they're reasonably disposable and hidden from the public git repo.
+    age.secrets.lastFMApiKey.file = ../../../../secrets/lastFM/apiKey.age;
+    age.secrets.lastFMSecret.file = ../../../../secrets/lastFM/secret.age;
     age.secrets.spotifyClientId.file = ../../../../secrets/spotify/clientId.age;
     age.secrets.spotifyClientSecret.file = ../../../../secrets/spotify/clientSecret.age;
 
-    containers.navidrome = {
+    containers.navidrome = let
+      navidromeConfig = builtins.toFile "navidrome.json" ''
+        {
+          "Address": "0.0.0.0",
+          "DefaultTheme": "Auto",
+          "MusicFolder": "/Music",
+          "Port": ${toString config.alyraffauf.containers.nixos.navidrome.port},
+          "SubsonicArtistParticipations": true,
+          "UIWelcomeMessage": "Welcome to Navidrome! Registrations are closed.",
+          "Spotify.ID": "@spotifyClientId@",
+          "Spotify.Secret": "@spotifyClientSecret@",
+          "LastFM.Enabled": true,
+          "LastFM.ApiKey": "@lastFMApiKey@",
+          "LastFM.Secret": "@lastFMSecret@",
+          "LastFM.Language": "en"
+        }
+      '';
+    in {
       autoStart = true;
-      bindMounts."/Music".hostPath = config.alyraffauf.containers.nixos.navidrome.musicDirectory;
+      bindMounts = {
+        "/Music".hostPath = config.alyraffauf.containers.nixos.navidrome.musicDirectory;
+        "/var/lib/navidrome/rawNavidrome.json".hostPath = navidromeConfig;
+        "${config.age.secrets.lastFMApiKey.path}".isReadOnly = true;
+        "${config.age.secrets.lastFMSecret.path}".isReadOnly = true;
+        "${config.age.secrets.spotifyClientId.path}".isReadOnly = true;
+        "${config.age.secrets.spotifyClientSecret.path}".isReadOnly = true;
+      };
       config = let
-        port = config.alyraffauf.containers.nixos.navidrome.port;
+        lastFMApiKey = config.age.secrets.lastFMApiKey.path;
+        lastFMSecret = config.age.secrets.lastFMSecret.path;
+        spotifyClientId = config.age.secrets.spotifyClientId.path;
+        spotifyClientSecret = config.age.secrets.spotifyClientSecret.path;
       in
         {
           config,
@@ -40,17 +69,26 @@
           ...
         }: {
           system.stateVersion = "24.05";
+          system.activationScripts."navidrome-secrets" = ''
+            lastFMApiKey=$(cat "${lastFMApiKey}")
+            lastFMSecret=$(cat "${lastFMSecret}")
+            spotifyClientId=$(cat "${spotifyClientId}")
+            spotifyClientSecret=$(cat "${spotifyClientSecret}")
+            ${pkgs.gnused}/bin/sed -e "s/@lastFMApiKey@/$lastFMApiKey/" -e "s/@lastFMSecret@/$lastFMSecret/" \
+              -e "s/@spotifyClientId@/$spotifyClientId/" -e "s/@spotifyClientSecret@/$spotifyClientSecret/" \
+              /var/lib/navidrome/rawNavidrome.json > /var/lib/navidrome/navidrome.json
+          '';
+
+          systemd.services.navidrome.serviceConfig = {
+            ExecStart = lib.mkForce ''
+              ${config.services.navidrome.package}/bin/navidrome --configfile /var/lib/navidrome/navidrome.json \
+                --datafolder /var/lib/navidrome/
+            '';
+            BindReadOnlyPaths = "/Music";
+          };
           services.navidrome = {
             enable = true;
             openFirewall = true;
-            settings = {
-              Address = "0.0.0.0";
-              DefaultTheme = "Auto";
-              MusicFolder = "/Music";
-              Port = port;
-              SubsonicArtistParticipations = true;
-              UIWelcomeMessage = "Welcome to Navidrome! Registrations are closed.";
-            };
           };
         };
     };

secrets/lastFM/secret.age

@@ -0,0 +1,23 @@
+age-encryption.org/v1
+-> ssh-ed25519 c7E/gQ 8NGq05DvAkx/REYRnrHFwyBlviyJrdScI85xQ3qaWFA
+nceRgKIZ9+JP1w7sriFudW2adJDCqk4Dmj3pvLNvgCE
+-> ssh-ed25519 d4UErQ vH47+GmgCWWckZfjIbzfbkpKMmCplGIOyun8D8oIF28
+A+XmBXDe9+9ibrDOuBT/MO+/E2vmvECLqTDzRvMH+5A
+-> ssh-ed25519 1mX44w ANkgb0X0YvDk6ikbQwZHefeGUH2ZjHCiPgcGMmNWDSU
+58OwddbNLtALKAQEzgvibroZXR7Dyu3UB30g+lCZm0o
+-> ssh-ed25519 nrny8w ltF+TS1bsUBzaX6UypyX3bnqkHp7G9a2U5mMjgKAG3k
+9hGvMrpaX5L/zqqE91+N+U7DQYv0TfSOef7tpzClUOQ
+-> ssh-ed25519 W5caqg TTY8YX3rzMmzGFrVk7lBWeGmop4PWz9lqSkgVBEVkEg
+H/0/fXNEYPFLfBIp5eo4fEln58HYcdi6GpuY7trD6Hc
+-> ssh-ed25519 xIeYNQ RAzvu54SuABfIrqzhzvI+Uf6dNyQfVfW+znzXUwsiCk
+/wPqVRNBh492rw8BMl/Sr3HIcHKSx3cRGtGzsE7Wy7E
+-> ssh-ed25519 g+apXg LS280whEsL2630qxpiUOGOGIW6M4che/bEzRS7/YMUc
+PWkBHsJ8SlmLxthcY6LovIAz35IyLgyIMnpw76MRd4g
+-> ssh-ed25519 osHDzw bzrBaq5lbfgjpQ69Uv65XXwDOYdltoDdKzr6fusu+Rs
+ZnXhrj1JEicA5XP3XWMXaz7KnV00oFGLzQM18e04Pd0
+-> ssh-ed25519 GrlIbA bN8aFEAy9asUxTtVkjQUhghfK+RqNOpwaZ71kx5fYTg
+Pmj5d91rQ4XDUN+IC7Bm3PW//7aJUu0dfoWWe5+dYt4
+-> ssh-ed25519 N/8bSg EDMQEcuGAxJLbDFeFRuwpC2j/ot5bchOCTpD8XrzAFc
+Gzihvp6FgAruy1w9WtlXpgUyWmGSx1wALKSxO+8Uh5s
+--- S7bluPkKaT1A3gRrEnvPeuVkf/N8SNzTEpk3CF/ihqU
+6‰É"Ëï
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secrets/secrets.nix

@@ -33,6 +33,8 @@ in {
   "hosts/rustboro/syncthing/key.age".publicKeys = users ++ systems;
   "spotify/clientId.age".publicKeys = users ++ systems;
   "spotify/clientSecret.age".publicKeys = users ++ systems;
+  "lastFM/apiKey.age".publicKeys = users ++ systems;
+  "lastFM/secret.age".publicKeys = users ++ systems;
   "tailscale/authKeyFile.age".publicKeys = users ++ systems;
   "wifi.age".publicKeys = users ++ systems;
 }