{
  "name": "my_first_service",
  "deployment": "straight",
  "roles": [
    {
      "name": "frontend",
      "cardinality": 1,
      "parents": [
        "mysql_server",
        "kvm_host",
        "nfs_server"
      ],
      "vm_template": 3
    },
    {
      "name": "nfs_server",
      "cardinality": 1,
      "vm_template": 2
    },
    {
      "name": "mysql_server",
      "cardinality": 1,
      "vm_template": 5
    },
    {
      "name": "kvm_host",
      "parents": [
        "nfs_server"
      ],
      "cardinality": 3,
      "vm_template": 7
    }
  ]
}

