class AWS::EC2::SecurityGroup::EgressIpPermissionCollection

def each
  security_group.ip_permissions_list_egress.each do |p|
    # egress permissions don't always have ports
    if p.respond_to?(:from_port)
      ports = [p.from_port, p.to_port]
    else
      ports = nil
    end
    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,
        :vpc_id => security_group.vpc_id,
        :config => config)
    end
    permission = IpPermission.new(security_group, p.ip_protocol, ports,
      :ip_ranges => ip_ranges,
      :groups => groups,
      :egress => true,
      :config => config)
    yield(permission)
  end
end