livestatus: close socket on component Stop()

refs #4376

components/livestatus/component.cpp

@@ -51,8 +51,20 @@ void LivestatusComponent::Start(void)
 
 	m_Listener = socket;
 
-	boost::thread thread(boost::bind(&LivestatusComponent::ServerThreadProc, this, socket));
+	m_Thread = boost::thread(boost::bind(&LivestatusComponent::ServerThreadProc, this, socket));
-	thread.detach();
+	m_Thread.detach();
+}
+
+/**
+ * Stops the component.
+ */
+void LivestatusComponent::Stop(void)
+{
+	m_Listener->Close();
+
+	Log(LogInformation, "livestatus", "Socket closed.");
+
+	m_Thread.join();
 }
 
 String LivestatusComponent::GetSocketPath(void) const

components/livestatus/component.h

@@ -23,6 +23,7 @@
 #include "livestatus/query.h"
 #include "base/dynamicobject.h"
 #include "base/socket.h"
+#include <boost/thread/thread.hpp>
 
 using namespace icinga;
 
@@ -38,10 +39,13 @@ public:
 	LivestatusComponent(const Dictionary::Ptr& serializedUpdate);
 
 	virtual void Start(void);
+	virtual void Stop(void);
 
 	String GetSocketPath(void) const;
 
 private:
+	boost::thread m_Thread;
+
 	Attribute<String> m_SocketPath;
 
 	Socket::Ptr m_Listener;