Add config-drive to extra node environments

This is required for scenarios that use extra nodes.

Related-Bug: #1929384
Change-Id: Ic7f0aa563ca7ca771edbddb01281139d7b50adee

environments/base-extra-node-all.yaml

@@ -19,6 +19,10 @@ parameter_defaults:
   # Type: string
   baremetal_image: CentOS-7-x86_64-GenericCloud
 
+  # If True, enable config drive on the server.
+  # Type: boolean
+  config_drive: False
+
   # Nova keypair to inject into the undercloud and bmc
   # Type: string
   key_name: default

environments/base-extra-node.yaml

@@ -19,6 +19,10 @@ parameter_defaults:
   # Type: string
   baremetal_image: CentOS-7-x86_64-GenericCloud
 
+  # If True, enable config drive on the server.
+  # Type: boolean
+  config_drive: False
+
   # Nova keypair to inject into the undercloud and bmc
   # Type: string
   key_name: default

sample-env-generator/environments.yaml

@@ -57,6 +57,9 @@ environments:
       should be used like a role file, but will deploy an undercloud-like
       node instead of more baremetal nodes.
     files:
+      templates/bmc.yaml:
+        parameters:
+          - config_drive
       templates/quintupleo.yaml:
         parameters:
           - baremetal_flavor