From ab21f4d169ab84b04f60d53a87201e73599a69c5 Mon Sep 17 00:00:00 2001
From: Stig Telfer <stig.openstack@telfer.org>
Date: Sat, 2 Apr 2016 20:55:17 +0100
Subject: [PATCH] Define empty default objects for docker package management.

On CoreOS where there is no package management, perform zero-trip
loops instead of throwing an exception for iterating over a member
of an undefined variable.
---
 roles/docker/defaults/main.yml | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/roles/docker/defaults/main.yml b/roles/docker/defaults/main.yml
index 685bc57cd..196e59b4c 100644
--- a/roles/docker/defaults/main.yml
+++ b/roles/docker/defaults/main.yml
@@ -1 +1,10 @@
 docker_version: 1.10
+
+docker_package_info:
+  pkgs:
+
+docker_repo_key_info:
+  repo_keys:
+
+docker_repo_info:
+  repos: