docker-common: sync group_vars file

Signed-off-by: Sébastien Han <seb@redhat.com>

diff --git a/group_vars/docker-commons.yml.sample b/group_vars/docker-commons.yml.sample
new file mode 100644 (file)
index 0000000..69bcc84
--- /dev/null
+++ b/group_vars/docker-commons.yml.sample
@@ -0,0 +1,12 @@
+---
+# Variables here are applicable to all host groups NOT roles
+
+# This sample file generated by generate_group_vars_sample.sh
+
+# Dummy variable to avoid error because ansible does not recognize the
+# file as a good configuration file when no variable in it.
+dummy:
+
+
+#ceph_docker_registry: docker.io
+