From 667d97d300640e455929d3ecfda54f50bef960e6 Mon Sep 17 00:00:00 2001
From: nordsoft <nordsoft@rambler.ru>
Date: Thu, 22 Sep 2022 05:06:49 +0400
Subject: [PATCH] Add simple healthcheck

---
 client/CServerHandler.cpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/client/CServerHandler.cpp b/client/CServerHandler.cpp
index e0193efdc..dd3d0ebbc 100644
--- a/client/CServerHandler.cpp
+++ b/client/CServerHandler.cpp
@@ -161,6 +161,18 @@ void CServerHandler::startLocalServerAndConnect()
 		threadRunLocalServer->join();
 
 	th->update();
+	
+	try
+	{
+		CConnection testConnection(settings["server"]["server"].String(), getDefaultPort(), NAME, uuid);
+		logNetwork->error("Port is busy, kill other vcmiserver processes");
+		return;
+	}
+	catch(...)
+	{
+		//no connection means that port is not busy and we can start local server
+	}
+	
 #ifdef VCMI_ANDROID
 	{
 		CAndroidVMHelper envHelper;