From 85841bcb0fe182febc19506c57b5e7d60c52a540 Mon Sep 17 00:00:00 2001
From: Erik Brakkee <erik@brakkee.org>
Date: Thu, 8 Aug 2024 00:09:35 +0200
Subject: [PATCH] read of 0 bytes to detect connection loss.
---
pkg/server/converge/websessions.go | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/pkg/server/converge/websessions.go b/pkg/server/converge/websessions.go
index a868204..709a543 100644
--- a/pkg/server/converge/websessions.go
+++ b/pkg/server/converge/websessions.go
@@ -86,7 +86,13 @@ func (session *WebSession) WriteNotifications(location *time.Location) {
return
}
case <-timer.C:
- _, err := session.conn.Write(make([]byte, 0, 0))
+ // Read of 0 bytes seems to be more reliable than write
+ //_, err := session.conn.Write(make([]byte, 0, 0))
+ //if err != nil {
+ // log.Printf("WS connection closed: %v", err)
+ // return
+ //}
+ _, err := session.conn.Read(make([]byte, 0, 0))
if err != nil {
log.Printf("WS connection closed: %v", err)
return