nodes:
    - id: cluster-1
      name: cluster-1
      description: accounting analytics cluster
      hostname: cluster-1.mydomain.com
      os_arch: x86
      os_family: rhel
      os_description: redhat
      os_version: 5.3
      group: hadoop
      tags:
          - vanilla
      metadata:
          Name: foo          
      username: myUser
      credential_url: classpath:///testkey.txt
      sudo_password: happy bear
