Update

server_v2/include/HealthChecker.hpp

@@ -0,0 +1,35 @@
+#ifndef COMPLIB_SERVER_HEALTHCHECKER_HPP
+#define COMPLIB_SERVER_HEALTHCHECKER_HPP
+
+#include <thread>
+#include <chrono>
+
+#define HEALTH_CHECK_TIMEOUT_MS 500
+
+class HealthChecker {
+public:
+  static HealthChecker &getInstance() {
+    static HealthChecker instance;
+    return instance;
+  }
+
+  HealthChecker(HealthChecker const &) = delete;
+
+  void operator=(HealthChecker const &) = delete;
+
+  void update();
+
+private:
+  HealthChecker();
+
+  [[noreturn]] void check_loop();
+
+  typedef std::chrono::steady_clock clock;
+
+  std::thread check_thread;
+  std::chrono::time_point<clock> last_update;
+  bool stop_sent = false;
+};
+
+
+#endif //COMPLIB_SERVER_HEALTHCHECKER_HPP