Initial CDN deployment playbooks and ansible modules

Change-Id: Ib2c5a8f3d22459bf3c540289f7b7cc1b3fdf4457
diff --git a/setup/roles/cdn-xos-config/defaults/main.yml b/setup/roles/cdn-xos-config/defaults/main.yml
new file mode 100644
index 0000000..12210de
--- /dev/null
+++ b/setup/roles/cdn-xos-config/defaults/main.yml
@@ -0,0 +1,3 @@
+---
+
+xos_admin_user: "xosadmin@opencord.org"