From 0652eb97a0d26be735e0a49630d1097ea3641e18 Mon Sep 17 00:00:00 2001
From: Marten Seemann <martenseemann@gmail.com>
Date: Fri, 30 Mar 2018 12:28:04 +0700
Subject: [PATCH] add some debug log statements when queueing packets as
 retransmissions

---
 internal/ackhandler/sent_packet_handler.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/internal/ackhandler/sent_packet_handler.go b/internal/ackhandler/sent_packet_handler.go
index 11bd6a1c6..31a4e3f0a 100644
--- a/internal/ackhandler/sent_packet_handler.go
+++ b/internal/ackhandler/sent_packet_handler.go
@@ -313,6 +313,7 @@ func (h *sentPacketHandler) detectLostPackets(now time.Time) error {
 	})
 
 	for _, p := range lostPackets {
+		h.logger.Debugf("\tQueueing packet %#x because it was detected lost", p.PacketNumber)
 		if err := h.queuePacketForRetransmission(p); err != nil {
 			return err
 		}
@@ -493,6 +494,7 @@ func (h *sentPacketHandler) queueHandshakePacketsForRetransmission() error {
 		return true, nil
 	})
 	for _, p := range handshakePackets {
+		h.logger.Debugf("\tQueueing packet %#x as a handshake retransmission", p.PacketNumber)
 		if err := h.queuePacketForRetransmission(p); err != nil {
 			return err
 		}