Relay message options instead of a raw byte sequence

1 files changed, 6 insertions, 1 deletions

diff --git a/dhcpv6/dhcpv6message.go b/dhcpv6/dhcpv6message.go
index 4461c50..f1ba601 100644
--- a/dhcpv6/dhcpv6message.go
+++ b/dhcpv6/dhcpv6message.go
@@ -106,9 +106,14 @@ func (d *DHCPv6Message) Type() MessageType {
 }
 
 func (d *DHCPv6Message) SetMessage(messageType MessageType) {
-	if d.MessageTypeToString() == "" {
+	msgString := MessageTypeToString(messageType)
+	if msgString == "" {
 		log.Printf("Warning: unknown DHCPv6 message type: %v", messageType)
 	}
+	if messageType == RELAY_FORW || messageType == RELAY_REPL {
+		log.Printf("Warning: using a RELAY message type with a non-relay message: %v (%v)",
+			msgString, messageType)
+	}
 	d.messageType = messageType
 }