
According to [1], Ansible variable names should not include hyphens. Kolla-Ansible fails with a wrong variable name 'barbican-api' when deploying Barbican. This patch fixes the issue that was recently introduced in [2]. [1] http://docs.ansible.com/ansible/playbooks_variables.html#id15 [2] 08ab3d8e739fc5b499a4cb565cdbcccd6e1c97a1 Change-Id: Ib962e31ad93316e56130c9fc38dabfc918de17ce Closes-Bug: #1703287