API - ensure shutdown is only called once

Author: samaaron

app/api/include/api/sonicpi_api.h

@@ -338,6 +338,7 @@ class SonicPiAPI
     std::shared_ptr<kissnet::tcp_socket> m_bootDaemonSock;
 
     std::mutex m_osc_mtx;
+    bool m_shutdown_engaged = false;
     LogOption m_logOption;
 
 

app/api/src/sonicpi_api.cpp

@@ -302,9 +302,24 @@ SonicPiAPI::~SonicPiAPI()
 
 void SonicPiAPI::Shutdown()
 {
-    LOG(INFO, "Shutdown");
+    if(m_shutdown_engaged)
+    {
+      LOG(INFO, "Shutdown already initiated...");
+      return;
+    }
+
+    LOG(INFO, "Initiating Shutdown");
+
     std::lock_guard<std::mutex> lg(m_osc_mtx);
 
+    if(m_shutdown_engaged)
+    {
+      LOG(INFO, "Shutdown already initiated..");
+      return;
+    }
+
+    m_shutdown_engaged = true;
+
     switch(m_state)
     {
     case State::Reset :