From 8883050f63da39de2516e234feabae5599cbd9ec Mon Sep 17 00:00:00 2001
From: aler9 <46489434+aler9@users.noreply.github.com>
Date: Thu, 4 Aug 2022 18:57:38 +0200
Subject: [PATCH] server: fix freeze caused by race condition

it happened when the server tried to send a request to a session that
is being closed.
---
 server.go | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/server.go b/server.go
index adc50ea3..f181ae95 100644
--- a/server.go
+++ b/server.go
@@ -394,7 +394,16 @@ func (s *Server) run() {
 						continue
 					}
 
-					ss.request <- req
+					select {
+					case ss.request <- req:
+					case <-ss.ctx.Done():
+						req.res <- sessionRequestRes{
+							res: &base.Response{
+								StatusCode: base.StatusBadRequest,
+							},
+							err: liberrors.ErrServerTerminated{},
+						}
+					}
 				} else {
 					if !req.create {
 						req.res <- sessionRequestRes{