HOT Syntax

heat_template_version: 2013-05-23
...
resources:
  ...
  the_resource:
    type: OS::Neutron::SecurityGroup
    properties:
      description: String
      name: String
      rules: [{"protocol": String, "remote_group_id": String, "port_range_max": Integer, "remote_ip_prefix": String, "port_range_min": Integer, "ethertype": String, "direction": String, "remote_mode": String}, {"protocol": String, "remote_group_id": String, "port_range_max": Integer, "remote_ip_prefix": String, "port_range_min": Integer, "ethertype": String, "direction": String, "remote_mode": String}, ...]