From a98ac0d0506839aeff7f636bbfaa5bea1cb80ddf Mon Sep 17 00:00:00 2001
From: fiatjaf <fiatjaf@gmail.com>
Date: Sun, 8 Feb 2026 10:59:51 -0300
Subject: [PATCH] khatru: only kill connection once.

---
 khatru/handlers.go | 19 +++++++++++--------
 1 file changed, 11 insertions(+), 8 deletions(-)

diff --git a/khatru/handlers.go b/khatru/handlers.go
index 2cade5c..2333252 100644
--- a/khatru/handlers.go
+++ b/khatru/handlers.go
@@ -108,17 +108,20 @@ func (rl *Relay) HandleWebsocket(w http.ResponseWriter, r *http.Request) {
 		),
 	)
 
+	killOnce := sync.Once{}
 	kill := func() {
-		if nil != rl.OnDisconnect {
-			rl.OnDisconnect(ctx)
-		}
+		killOnce.Do(func() {
+			if nil != rl.OnDisconnect {
+				rl.OnDisconnect(ctx)
+			}
 
-		ticker.Stop()
-		cancel()
-		ws.cancel()
-		ws.conn.Close()
+			ticker.Stop()
+			cancel()
+			ws.cancel()
+			ws.conn.Close()
 
-		rl.removeClientAndListeners(ws)
+			rl.removeClientAndListeners(ws)
+		})
 	}
 
 	go func() {