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Merge pull request #10970 from Atlante45/feat/ac-shutdown-info

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AC shutdown info + PPID watcher on Unix
This commit is contained in:
Andrew Meadows 2017-07-19 08:34:45 -07:00 committed by GitHub
commit a069620013
3 changed files with 41 additions and 10 deletions
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21
assignment-client/src/AssignmentClientMonitor.cpp
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@ -91,9 +91,22 @@ void AssignmentClientMonitor::simultaneousWaitOnChildren(int waitMsecs) {
}
}
void AssignmentClientMonitor::childProcessFinished(qint64 pid) {
void AssignmentClientMonitor::childProcessFinished(qint64 pid, int exitCode, QProcess::ExitStatus exitStatus) {
auto message = "Child process " + QString::number(pid) + " has %1 with exit code " + QString::number(exitCode) + ".";
if (_childProcesses.remove(pid)) {
qDebug() << "Child process" << pid << "has finished. Removed from internal map.";
message.append(" Removed from internal map.");
} else {
message.append(" Could not find process in internal map.");
}
switch (exitStatus) {
case QProcess::NormalExit:
qDebug() << qPrintable(message.arg("returned"));
break;
case QProcess::CrashExit:
qCritical() << qPrintable(message.arg("crashed"));
break;
}
}
@ -221,7 +234,9 @@ void AssignmentClientMonitor::spawnChildClient() {
auto pid = assignmentClient->processId();
// make sure we hear that this process has finished when it does
connect(assignmentClient, static_cast<void(QProcess::*)(int, QProcess::ExitStatus)>(&QProcess::finished),
this, [this, pid]() { childProcessFinished(pid); });
this, [this, pid](int exitCode, QProcess::ExitStatus exitStatus) {
childProcessFinished(pid, exitCode, exitStatus);
});
qDebug() << "Spawned a child client with PID" << assignmentClient->processId();

2
assignment-client/src/AssignmentClientMonitor.h
View file

@ -44,7 +44,7 @@ public:
void stopChildProcesses();
private slots:
void checkSpares();
void childProcessFinished(qint64 pid);
void childProcessFinished(qint64 pid, int exitCode, QProcess::ExitStatus exitStatus);
void handleChildStatusPacket(QSharedPointer<ReceivedMessage> message);
bool handleHTTPRequest(HTTPConnection* connection, const QUrl& url, bool skipSubHandler = false) override;

28
libraries/shared/src/SharedUtil.cpp
View file

@ -47,6 +47,7 @@ extern "C" FILE * __cdecl __iob_func(void) {
#include <QtCore/QDebug>
#include <QDateTime>
#include <QElapsedTimer>
#include <QTimer>
#include <QProcess>
#include <QSysInfo>
#include <QThread>
@ -1077,14 +1078,20 @@ void setMaxCores(uint8_t maxCores) {
#endif
}
#ifdef Q_OS_WIN
VOID CALLBACK parentDiedCallback(PVOID lpParameter, BOOLEAN timerOrWaitFired) {
if (!timerOrWaitFired && qApp) {
void quitWithParentProcess() {
if (qApp) {
qDebug() << "Parent process died, quitting";
qApp->quit();
}
}
#ifdef Q_OS_WIN
VOID CALLBACK parentDiedCallback(PVOID lpParameter, BOOLEAN timerOrWaitFired) {
if (!timerOrWaitFired) {
quitWithParentProcess();
}
}
void watchParentProcess(int parentPID) {
DWORD processID = parentPID;
HANDLE procHandle = OpenProcess(PROCESS_ALL_ACCESS, FALSE, processID);
@ -1092,8 +1099,17 @@ void watchParentProcess(int parentPID) {
HANDLE newHandle;
RegisterWaitForSingleObject(&newHandle, procHandle, parentDiedCallback, NULL, INFINITE, WT_EXECUTEONLYONCE);
}
#else
#elif defined(Q_OS_MAC) || defined(Q_OS_LINUX)
void watchParentProcess(int parentPID) {
qWarning() << "Parent PID option not implemented on this plateform";
auto timer = new QTimer(qApp);
timer->setInterval(MSECS_PER_SECOND);
QObject::connect(timer, &QTimer::timeout, qApp, [parentPID]() {
auto ppid = getppid();
if (parentPID != ppid) {
// If the PPID changed, then that means our parent process died.
quitWithParentProcess();
}
});
timer->start();
}
#endif // Q_OS_WIN
#endif