Allow override of default runtime registry

ansible/group_vars/all

@@ -25,18 +25,9 @@ whisk:
   version:
     date: "{{ansible_date_time.iso8601}}"
 
-##
-# list of supported runtimes (see whisk.core.entity.ExecManifest for schema).
-# briefly:
-#   defaultImagePrefix: the default image prefix when not given explicitly
-#   defaultImageTag: the default image tag
-#   runtimes: set of language runtime families grouped by language (e.g., nodejs, python)
-#   blackboxes: list of pre-populated docker action images as "name" with optional "prefix" and "tag"
-#   bypassPullForLocalImages: optional, if true, allow images with a prefix that matches {{ docker.image.prefix }}
-#                             to skip docker pull in invoker even if the image is not part of the blackbox set
-#
 runtimes:
     manifest: "{{ runtimes_manifest | default(lookup('file', openwhisk_home ~ '/ansible/files/runtimes.json') | from_json) }}"
+    default_registry: "{{ runtimes_default_registry | default('docker.io') }}"
     default_image_prefix: "{{ runtimes_default_image_prefix | default('openwhisk') }}"
     default_image_tag: "{{ runtimes_default_image_tag | default('latest') }}"
     bypass_pull_for_local_images: "{{ runtimes_bypass_pull_for_local_images | default(false) }}"

ansible/roles/invoker/tasks/deploy.yml

@@ -13,7 +13,8 @@
 
 - name: "pull runtime action and blackbox images"
   vars:
-    image_prefix: "{{ item.prefix | default(runtimes.default_image_prefix) }}"
+    image_registry: "{{ item.registry | default(runtimes.default_registry) }}"
+    image_prefix: "{{ image_registry }}/{{ item.prefix | default(runtimes.default_image_prefix) }}"
     image_tag: "{{ item.tag | default(runtimes.default_image_tag) }}"
   docker_image:
     state: present