Avoid concurrent cluster config sync transactions

fixes #6660

diff --git a/lib/remote/apilistener-filesync.cpp b/lib/remote/apilistener-filesync.cpp
index bd592afaf993d12889feae88a4d3deb3ba9e305c..e39945a36e0fcd3205f332d824c6bc4cc5db760a 100644 (file)
--- a/lib/remote/apilistener-filesync.cpp
+++ b/lib/remote/apilistener-filesync.cpp
@@ -217,7 +217,7 @@ void ApiListener::SendConfigUpdate(const JsonRpcConnection::Ptr& aclient)
 /**
  * Registered handler when a new config::Update message is received.
  *
- * Checks destination and permissions first, then analyses the update.
+ * Checks destination and permissions first, locks the transaction and analyses the update.
  * The newly received configuration is not copied to production immediately,
  * but into the staging directory first.
  * Last, the async validation and restart is triggered.