func deriveProtocolValue()

in pkg/utils/utils.go [257:281]

• 20 lines of code
• 7 McCabe index (conditional complexity)

func deriveProtocolValue(l4Info v1alpha1.Port, allowAll, denyAll bool) int {
	protocol := TCP_PROTOCOL_NUMBER //ProtocolTCP

	if denyAll {
		return RESERVED_IP_PROTOCOL_NUMBER
	}

	if allowAll {
		return ANY_IP_PROTOCOL
	}

	if l4Info.Protocol == nil {
		return protocol //Protocol defaults TCP if not specified
	}

	if *l4Info.Protocol == corev1.ProtocolUDP {
		protocol = UDP_PROTOCOL_NUMBER
	} else if *l4Info.Protocol == corev1.ProtocolSCTP {
		protocol = SCTP_PROTOCOL_NUMBER
	} else if *l4Info.Protocol == CATCH_ALL_PROTOCOL {
		protocol = ANY_IP_PROTOCOL
	}

	return protocol
}