WIP: Add Vaultwarden service

modules/services/vaultwarden.nix

@@ -0,0 +1,69 @@
+{
+  lib,
+  config,
+  pkgs,
+  ...
+}:
+let
+  cfg = config.my.services.vaultwarden;
+  user = config.users.users.vaultwarden.name;
+  group = config.users.groups.vaultwarden.name;
+in
+{
+
+  options.my.services.vaultwarden = {
+    enable = lib.mkEnableOption "Enable Vaultwarden module";
+
+    proxy = {
+      enable = lib.mkEnableOption "Set the proxy entry for this service";
+
+      domain = lib.mkOption {
+        default = "example.com";
+        type = lib.types.str;
+        description = ''
+          The domain where Caddy is reachable
+        '';
+      };
+
+      host = lib.mkOption {
+        default = "localhost";
+        type = lib.types.str;
+        description = ''
+          host name where the service is running
+        '';
+      };
+
+    };
+  };
+
+  config = lib.mkMerge [
+    (lib.mkIf cfg.enable {
+
+      age.secrets.vaultwarden-admin-pwd.file = ../../secrets/vaultwarden-admin-pwd.age;
+
+      services.vaultwarden = {
+        enable = true;
+        dbBackend = "postgresql";
+        environmentFile = config.age.secrets.vaultwarden-admin-pwd.path;
+        config = {
+          DOMAIN = "https://vault.${cfg.proxy.domain}";
+          SENDS_ALLOWED = true;
+          SIGNUPS_ALLOWED = false;
+          WEBSOCKET_ENABLED = true;
+          ROCKET_ADDRESS = "0.0.0.0";
+          ROCKET_PORT = 8222;
+        };
+      };
+
+    })
+
+    (lib.mkIf cfg.proxy.enable {
+      services.caddy = with cfg.proxy; {
+        virtualHosts."vault.${domain}".extraConfig = ''
+          reverse_proxy http://${host}:80
+          import cloudflare
+        '';
+      };
+    })
+  ];
+}