Add support for SIGUSR1

src/mining/Miner.cpp

@@ -19,6 +19,7 @@
 // 
 // ==========================================================================
 
+#include <signal.h>
 #include "Miner.hpp"
 #include "logging/MinerLogger.hpp"
 #include "MinerConfig.hpp"
@@ -35,6 +36,8 @@
 #include <Poco/Delegate.h>
 #include "plots/PlotVerifier.hpp"
 
+Burst::Miner *Burst::Miner::instance;
+
 namespace Burst
 {
 	namespace MinerHelper
@@ -83,7 +86,9 @@ namespace Burst
 }
 
 Burst::Miner::Miner()
-{}
+{
+	instance = this;
+}
 
 Burst::Miner::~Miner() = default;
 
@@ -156,6 +161,8 @@ void Burst::Miner::run()
 	size_t currentMiningInfoIndex = 0;
 	std::string currentUrl;
 
+	signal(SIGUSR1, Burst::Miner::sigUsr1Handler);
+
 	while (running_)
 	{
 		try
@@ -206,6 +213,8 @@ void Burst::Miner::run()
 		std::this_thread::sleep_for(std::chrono::seconds(MinerConfig::getConfig().getMiningInfoInterval()));
 	}
 
+	signal(SIGUSR1, NULL);
+
 	if (wakeUpTime > 0)
 		wakeUpTimer_.stop();
 
@@ -233,6 +242,11 @@ void Burst::Miner::restart()
 	stop();
 }
 
+void Burst::Miner::sigUsr1Handler(int sigNum)
+{
+	instance->restart();
+}
+
 void Burst::Miner::addPlotReadNotifications(bool wakeUpCall)
 {
 	const auto initPlotReadNotification = [this, wakeUpCall](PlotDir& plotDir)
@@ -648,6 +662,11 @@ bool Burst::Miner::getMiningInfo(const Url& url)
 
 		return false;
 	}
+	catch (const Poco::NotFoundException& e)
+	{
+		log_error(MinerLogger::miner, "Could not get the mining information: %s", e.displayText());
+		return false;
+	}
 	catch (const Poco::Exception& e)
 	{
 		log_error(MinerLogger::miner, "Could not get the mining information: %s", e.displayText());

src/mining/Miner.hpp

@@ -56,6 +56,7 @@ namespace Burst
 		void run();
 		void stop();
 		void restart();
+		static void sigUsr1Handler(int sigNum);
 		void addPlotReadNotifications(bool wakeUpCall = false);
 		bool wantRestart() const;
 
@@ -106,5 +107,6 @@ namespace Burst
 		Poco::Timer wakeUpTimer_;
 		mutable Poco::Mutex workerMutex_;
 		std::chrono::high_resolution_clock::time_point startPoint_;
+                static Miner *instance;
 	};
 }