gateway docs/comments

Author: sjpb

ansible/roles/gateway/README.md

@@ -19,6 +19,7 @@ Note that:
   an assert will be raised to fail the `ansible-init` service - see logs using
   `journalctl -xue ansible-init`.
 
+See [docs/networks.md](../../../docs/networks.md) for further discussion.
 
 ## Requirements
 

ansible/roles/gateway/files/gateway-init.yml

@@ -42,7 +42,6 @@
         msg: "gateway_ip={{ gateway_ip }} access_ip={{ access_ip }} gateway_ip_connection={{ gateway_ip_connection }}"
 
     - name: Error if device has a gateway which is not the desired one
-    # TODO: document
       assert:
         that: item.gateway == gateway_ip
         fail_msg: "Device {{ item | to_nice_json }} has gateway: cannot apply gateway {{ gateway_ip }}"