From abfcc59f22788e8a63076aed6ed9feb4c62acd88 Mon Sep 17 00:00:00 2001
From: Luiz Sardinha <luizin@gmail.com>
Date: Wed, 18 Mar 2026 23:56:13 +0100
Subject: [PATCH] fix: prevent daemon ipc client from sending multiple messages
 at the same time

---
 src/lib/gui/ipc/DaemonIpcClient.cpp | 3 +++
 src/lib/gui/ipc/DaemonIpcClient.h   | 2 ++
 2 files changed, 5 insertions(+)

diff --git a/src/lib/gui/ipc/DaemonIpcClient.cpp b/src/lib/gui/ipc/DaemonIpcClient.cpp
index 98b734156..2b00c68bd 100644
--- a/src/lib/gui/ipc/DaemonIpcClient.cpp
+++ b/src/lib/gui/ipc/DaemonIpcClient.cpp
@@ -10,6 +10,7 @@
 
 #include <QDebug>
 #include <QLocalSocket>
+#include <QMutexLocker>
 #include <QObject>
 #include <QString>
 
@@ -79,6 +80,7 @@ bool DaemonIpcClient::connectToServer()
 
 void DaemonIpcClient::disconnectFromServer()
 {
+  QMutexLocker locker(&m_mutex);
   m_state = State::Disconnecting;
   qDebug() << "daemon ipc client disconnecting from server";
   m_socket->disconnectFromServer();
@@ -116,6 +118,7 @@ void DaemonIpcClient::handleErrorOccurred()
 
 bool DaemonIpcClient::sendMessage(const QString &message, const QString &expectAck, const bool expectConnected)
 {
+  QMutexLocker locker(&m_mutex);
   if (expectConnected && !isConnected()) {
     qWarning() << "cannot send command, ipc client not connected";
     return false;
diff --git a/src/lib/gui/ipc/DaemonIpcClient.h b/src/lib/gui/ipc/DaemonIpcClient.h
index d5e4ee0f6..d5cd5ea0e 100644
--- a/src/lib/gui/ipc/DaemonIpcClient.h
+++ b/src/lib/gui/ipc/DaemonIpcClient.h
@@ -6,6 +6,7 @@
 
 #pragma once
 
+#include <QMutex>
 #include <QObject>
 
 class QLocalSocket;
@@ -54,6 +55,7 @@ private:
 
 private:
   QLocalSocket *m_socket;
+  QMutex m_mutex;
   State m_state{State::Unconnected};
 };