module R509::CertificateAuthority::Http
    class ValidityPeriodConverter
        def convert(validity_period)
            if validity_period.nil?
                raise ArgumentError, "Must provide validity period"
            end
            if validity_period.to_i <= 0
                raise ArgumentError, "Validity period must be positive"
            end
            {
                :not_before => Time.now - 6 * 60 * 60,
                :not_after => Time.now + validity_period.to_i,
            }
        end
    end
end