Use https with Keystone
diff --git a/templates/admin-openrc.sh.j2 b/templates/admin-openrc.sh.j2
index 8baeebf..260f035 100644
--- a/templates/admin-openrc.sh.j2
+++ b/templates/admin-openrc.sh.j2
@@ -1,5 +1,5 @@
 export OS_USERNAME=admin
 export OS_PASSWORD={{ keystone_password.stdout }}
 export OS_TENANT_NAME=admin
-export OS_AUTH_URL=http://{{ keystone_ip.stdout }}:5000/v2.0
+export OS_AUTH_URL=https://{{ keystone_ip.stdout }}:5000/v2.0
 export OS_REGION_NAME=RegionOne