Merge pull request #79 from Ashatta/core_dump

Core dump

Author: yurii-litvinov

trikGui/main.cpp

@@ -32,6 +32,8 @@
 #include "backgroundWidget.h"
 #include <QsLog.h>
 
+#include <trikKernel/coreDumping.h>
+
 using namespace trikGui;
 
 void printUsage() {
@@ -110,6 +112,8 @@ int main(int argc, char *argv[])
 		startDirPath += "/";
 	}
 
+	trikKernel::coreDumping::initCoreDumping(startDirPath);
+
 #ifdef Q_WS_QWS
 	QWSServer * const server = QWSServer::instance();
 	if (server) {

trikKernel/include/trikKernel/coreDumping.h

@@ -0,0 +1,10 @@
+#pragma once
+
+#include <QtCore/QString>
+
+namespace trikKernel {
+
+namespace coreDumping {
+	void initCoreDumping(QString const &dumpDir);
+}
+}

trikKernel/src/coreDumping.cpp

@@ -0,0 +1,49 @@
+#include "coreDumping.h"
+
+#include <QtCore/QDir>
+
+#include <sys/resource.h>
+#include <signal.h>
+
+void (*oldHandler)(int);
+QString dumpDirPath = "/home/root/trik";
+
+void dumpHandler(int signal)
+{
+	QDir::setCurrent(dumpDirPath);
+	oldHandler(signal);
+}
+
+void initSignals()
+{
+	QList<int> const signalsList({ SIGQUIT, SIGILL, SIGABRT, SIGFPE, SIGSEGV, SIGBUS, SIGSYS, SIGTRAP, SIGXCPU, SIGXFSZ
+			, SIGIOT});
+
+	struct sigaction oldAction;
+	sigaction(SIGSEGV, nullptr, &oldAction);
+	oldHandler = oldAction.sa_handler;
+
+	struct sigaction action;
+	action.sa_handler = dumpHandler;
+	sigemptyset(&action.sa_mask);
+	action.sa_flags = 0;
+
+	for (int signal : signalsList) {
+		sigaddset(&action.sa_mask, signal);
+		sigaction(signal, &action, nullptr);
+	}
+}
+
+void setCoreLimits()
+{
+	rlimit core_limits;
+	core_limits.rlim_cur = core_limits.rlim_max = RLIM_INFINITY;
+	setrlimit(RLIMIT_CORE, &core_limits);
+}
+
+void trikKernel::coreDumping::initCoreDumping(QString const &dumpDir)
+{
+	dumpDirPath = dumpDir;
+	initSignals();
+	setCoreLimits();
+}

trikKernel/trikKernel.pro

@@ -24,13 +24,15 @@ HEADERS += \
 	$$PWD/include/trikKernel/debug.h \
 	$$PWD/include/trikKernel/fileUtils.h \
 	$$PWD/include/trikKernel/trikServer.h \
-	$$PWD/include/trikKernel/version.h \
+	$$PWD/include/trikKernel/coreDumping.h \
+	$$PWD/include/trikKernel/version.h
 
 SOURCES += \
 	$$PWD/src/connection.cpp \
 	$$PWD/src/debug.cpp \
 	$$PWD/src/fileUtils.cpp \
 	$$PWD/src/trikServer.cpp \
+	$$PWD/src/coreDumping.cpp
 
 TEMPLATE = lib
 

trikRun/main.cpp

@@ -26,6 +26,7 @@
 #include <QtCore/QDir>
 
 #include <trikKernel/fileUtils.h>
+#include <trikKernel/coreDumping.h>
 #include <trikControl/brick.h>
 #include <trikScriptRunner/trikScriptRunner.h>
 
@@ -76,6 +77,8 @@ int main(int argc, char *argv[])
 		startDirPath += "/";
 	}
 
+	trikKernel::coreDumping::initCoreDumping(startDirPath);
+
 #ifdef Q_WS_QWS
 	QWSServer * const server = QWSServer::instance();
 	if (server) {

trikServer/main.cpp

@@ -27,6 +27,7 @@
 
 #include <trikCommunicator/trikCommunicator.h>
 #include <trikControl/brick.h>
+#include <trikKernel/coreDumping.h>
 
 #include <QsLog.h>
 
@@ -70,6 +71,8 @@ int main(int argc, char *argv[])
 		startDirPath += "/";
 	}
 
+	trikKernel::coreDumping::initCoreDumping(startDirPath);
+
 #ifdef Q_WS_QWS
 	QWSServer * const server = QWSServer::instance();
 	if (server) {