challenger: add audiobookshelf

hosts/challenger/configuration.nix

@@ -13,6 +13,7 @@
       ./filesystems.nix
 
       # ./services/archivebox.nix
+      ./services/audiobookshelf.nix
       ./services/calibre.nix
       # ./services/ersatztv.nix
       ./services/jellyfin.nix

hosts/challenger/services/audiobookshelf.nix

@@ -0,0 +1,56 @@
+{ config, lib, pkgs, ... }:
+let
+  domain = "audiobooks.home.feal.no";
+  host = "127.0.1.2";
+  port = 5016;
+in {
+  fileSystems = {
+    "/var/lib/audiobookshelf" = {
+      device = "/tank/media/audiobookshelf/config";
+      options = [ "bind" ];
+    };
+  };
+
+  services.audiobookshelf = {
+    enable = true;
+    dataDir = "audiobookshelf";
+    inherit host port;
+  };
+
+  systemd.services.audiobookshelf = {
+    serviceConfig = {
+      # Better safe than sorry :)
+      CapabilityBoundingSet = "";
+      LockPersonality = true;
+      NoNewPrivileges = true;
+      PrivateDevices = true;
+      PrivateMounts = true;
+      PrivateTmp = true;
+      PrivateUsers = true;
+      ProtectClock = true;
+      ProtectHome = true;
+      ProtectHostname = true;
+      ProtectKernelLogs = true;
+      ProtectKernelModules = true;
+      ProtectKernelTunables = true;
+      ProtectProc = "invisible";
+      ProtectSystem = "strict";
+      ReadWritePaths = [
+        "/var/lib/audiobookshelf"
+        "/tank/media/audiobookshelf"
+      ];
+      RemoveIPC = true;
+      RestrictSUIDSGID = true;
+      UMask = "0007";
+      RestrictAddressFamilies = [ "AF_UNIX AF_INET AF_INET6" ];
+      SystemCallArchitectures = "native";
+    };
+  };
+
+  services.nginx.virtualHosts.${domain} = {
+    locations."/" = {
+      proxyPass = "http://${host}:${toString port}";
+      proxyWebsockets = true;
+    };
+  };
+}