class AWS::EC2::SecurityGroup::IngressIpPermissionCollection

def each
  security_group.ip_permissions_list.each do |p|
    ports = p[:from_port] ? [p[:from_port], p[:to_port]] : nil
    ip_ranges = p.ip_ranges.collect{|ip| ip.cidr_ip }
    groups = p.groups.collect do |group|
      SecurityGroup.new(group.group_id,
        :owner_id => group.user_id,
        :config => config)
    end
    permission = IpPermission.new(security_group, p.ip_protocol, ports,
      :ip_ranges => ip_ranges,
      :groups => groups,
      :config => config)
    yield(permission)
  end
end

def initialize security_group, options = {}
  @security_group = security_group
  super
end