add log info

Author: makiuchi-d

server/binary/msg.go

@@ -136,10 +136,10 @@ func BuildRegularMsgFrame(t MsgType, seq int, payload []byte, hmac hash.Hash) []
 }
 
 // ParseMsg parse binary data to Msg struct
-func UnmarshalMsg(hmac hash.Hash, data []byte) (Msg, error) {
-	data, ok := auth.ValidateMsgHMAC(hmac, data)
+func UnmarshalMsg(hmac hash.Hash, alldata []byte) (Msg, error) {
+	data, ok := auth.ValidateMsgHMAC(hmac, alldata)
 	if !ok {
-		return nil, xerrors.Errorf("invalid msg")
+		return nil, xerrors.Errorf("invalid msg hmac (len=%v)", len(alldata))
 	}
 
 	if len(data) < 1 {

server/game/client.go

@@ -351,7 +351,7 @@ func (c *Client) DetachPeer(p *Peer) {
 	if c.peer != p {
 		return // すでにdetach済み
 	}
-	c.logger.Infof("detach peer: %v peer=%p", c.Id, p)
+	c.logger.Infof("detach peer: %v peer=%p lastMsg=%v", c.Id, p, c.msgSeqNum)
 	c.peer.Detached()
 	go c.drainMsg(c.peer.MsgCh())