merged

content/nixos/nix-instantiate.md

@@ -156,7 +156,8 @@ let
       modules = [ { imports = [ ./config.nix ]; } ];
     };
 in
-  (sanitize result.config)
+  # we whitelist the resource argument
+  { resource = (sanitize result.config).resource ; }
 ```
 
 In `config.nix` we can now focus on the configuration content. And we write it
@@ -324,14 +325,6 @@ Let's look at the different `config.nix` results.
 ```json
 $> nix-instantiate --eval --strict --json test3.nix --show-trace | jq
 {
-  "hcloud": {
-    "server": {
-      "test": {
-        "image": "ubuntu",
-        "server_type": "cx11"
-      }
-    }
-  },
   "resource": {
     "hcloud_server": {
       "test": {
@@ -346,10 +339,6 @@ $> nix-instantiate --eval --strict --json test3.nix --show-trace | jq
 
 The output is like we expected it to be.
 
-The `hcloud` parameter should be removed, but for now I will leave it here,
-to see the original configuration.
-To make this work in terraform, you have to remove everything except `resource`.
-
 #### With `additionalFileSize`
 
 Let's add some `additionalFileSize`.
@@ -374,15 +363,6 @@ Let's add some `additionalFileSize`.
 ```json
 $> nix-instantiate --eval --strict --json test3.nix --show-trace | jq
 {
-  "hcloud": {
-    "server": {
-      "test": {
-        "additionalFileSize": 100,
-        "image": "ubuntu",
-        "server_type": "cx11"
-      }
-    }
-  },
   "resource": {
     "hcloud_server": {
       "test": {