From 49e1aa98bf8129960c3e09d6a95781c304df274f Mon Sep 17 00:00:00 2001
From: Carl Philipp Klemm <philipp@uvos.xyz>
Date: Tue, 9 Jun 2026 08:46:51 +0200
Subject: [PATCH] Resolve host address via dns

---
 src/mainobject.cpp        | 3 ++-
 src/service/tcpclient.cpp | 7 ++++++-
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/mainobject.cpp b/src/mainobject.cpp
index 95623fb..b84a48f 100644
--- a/src/mainobject.cpp
+++ b/src/mainobject.cpp
@@ -3,6 +3,7 @@
 #include<QJsonObject>
 #include<QJsonArray>
 #include<QMessageBox>
+#include<QHostInfo>
 
 #include "mqttclient.h"
 #include "items/mqttitem.h"
@@ -169,7 +170,7 @@ SecondaryMainObject::SecondaryMainObject(QString host, int port, QObject *parent
 	globalItems.registerItemSource(tcpClient);
 	connect(&globalSensors, &SensorStore::sensorChangedState, tcpClient, &TcpClient::sensorEvent);
 
-	if(!tcpClient->launch(QHostAddress(host), port))
+	if(!tcpClient->launch(QHostInfo::fromName(host).addresses()[0], port))
 	{
 		QMessageBox::critical(nullptr, "Error", "Could not connect to "+host+":"+QString::number(port));
 		QMetaObject::invokeMethod(this, [](){exit(1);}, Qt::QueuedConnection);
diff --git a/src/service/tcpclient.cpp b/src/service/tcpclient.cpp
index ef2fc66..5c43446 100644
--- a/src/service/tcpclient.cpp
+++ b/src/service/tcpclient.cpp
@@ -23,7 +23,12 @@ void TcpClient::sendJson(const QJsonObject& json)
 bool TcpClient::launch(const QHostAddress &address, quint16 port)
 {
 	socket->connectToHost(address, port);
-	return socket->waitForConnected(2000);
+	if(!socket->waitForConnected(4000))
+	{
+		qWarning()<<"Unable to connect to "<<address<<':'<<port<<' '<<socket->error();
+		return false;
+	}
+	return true;
 }
 
 void TcpClient::processIncomeingJson(const QByteArray& jsonbytes)