Flush as soon as possible

golang · Jul 16, 2021 · 6b407b9 · 6b407b9
1 parent cbf278c
commit 6b407b9
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/src/net/http/server.go b/src/net/http/server.go
@@ -1134,6 +1134,11 @@ func (w *response) WriteHeader(code int) {
 		if code == 103 {
 			// Per RFC 8297 we must not clear the current header map
 			w.handlerHeader.Write(w.conn.bufw)
+
+			w.conn.bufw.Write(crlf)
+			w.conn.bufw.Flush()
+
+			return
 		}
 		w.conn.bufw.Write(crlf)