From 6e5f5e311ead9de02c96c44e071947ab273b1f59 Mon Sep 17 00:00:00 2001
From: WeidiDeng <weidi_deng@icloud.com>
Date: Fri, 3 Jan 2025 01:49:33 +0800
Subject: [PATCH] remove deadline when fallback route is chosen (#282)

---
 layer4/routes.go | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/layer4/routes.go b/layer4/routes.go
index b8ac942..24f8cec 100644
--- a/layer4/routes.go
+++ b/layer4/routes.go
@@ -221,6 +221,12 @@ func (routes RouteList) Compile(logger *zap.Logger, matchingTimeout time.Duratio
 				matcherNeedMore = true
 				goto loop
 			}
+			// fallback route, removing deadline
+			// see: https://github.com/mholt/caddy-l4/issues/274
+			err = cx.Conn.SetReadDeadline(time.Time{})
+			if err != nil {
+				return err
+			}
 			return next.Handle(cx)
 		}
 	})