uacpp: Backend property for enabling additional debug output

Change-Id: I85761157be460876ee83a655d073012ea6848e84
Reviewed-by: Jannis Völker <jannis.voelker@basyskom.com>

2 files changed, 13 insertions, 0 deletions

diff --git a/src/opcua/core/qopcuaprovider.cpp b/src/opcua/core/qopcuaprovider.cpp
index f3dc589..3a474a6 100644
--- a/src/opcua/core/qopcuaprovider.cpp
+++ b/src/opcua/core/qopcuaprovider.cpp
@@ -229,6 +229,11 @@ static QOpcUaPlugin *loadPlugin(const QString &key)
         \li Unified Automation
         \li By default, the backend refuses to connect to endpoints without encryption to avoid
             sending passwords in clear text. This parameter allows to disable this feature.
+    \row
+        \li enableVerboseDebugOutput
+        \li Unified Automation
+        \li Tells the backend to print additional output to the terminal. The backend specific logging
+            level is set to \c OPCUA_TRACE_OUTPUT_LEVEL_ALL.
     \endtable
 */
 QOpcUaClient *QOpcUaProvider::createClient(const QString &backend, const QVariantMap &backendProperties)
diff --git a/src/plugins/opcua/uacpp/quacppclient.cpp b/src/plugins/opcua/uacpp/quacppclient.cpp
index dcf90a9..b453310 100644
--- a/src/plugins/opcua/uacpp/quacppclient.cpp
+++ b/src/plugins/opcua/uacpp/quacppclient.cpp
@@ -40,6 +40,8 @@
 #include <QtCore/QUrl>
 #include <QtCore/QUuid>
 
+#include <opcua_trace.h>
+
 QT_BEGIN_NAMESPACE
 
 Q_DECLARE_LOGGING_CATEGORY(QT_OPCUA_PLUGINS_UACPP)
@@ -53,6 +55,12 @@ QUACppClient::QUACppClient(const QVariantMap &backendProperties)
         m_backend->m_disableEncryptedPasswordCheck = true;
     }
 
+    if (backendProperties.value(QLatin1String("enableVerboseDebugOutput"), false).toBool()) {
+        OpcUa_Trace_Initialize();
+        OpcUa_Trace_ChangeTraceLevel(OPCUA_TRACE_OUTPUT_LEVEL_ALL);
+        OpcUa_Trace_Toggle(true);
+    }
+
     m_thread = new QThread();
     connectBackendWithClient(m_backend);
     m_backend->moveToThread(m_thread);