DownloadDCJsonFiles/process/command.cpp

125 lines
5.1 KiB
C++

#include "command.h"
#include <QProcess>
#include <QDebug>
#include <QDir>
#include <QRegularExpression>
#include <QDateTime>
Command::Command(QString const &command, int start_timeout, int finish_timeout)
: m_command(command.trimmed())
, m_commandResult("")
, m_waitForStartTimeout(start_timeout)
, m_waitForFinishTimeout(finish_timeout)
, m_exitCode(-1) {
}
QString Command::getCommandResult() const {
return m_commandResult;
}
void Command::readyReadStandardOutput() {
QProcess *p = (QProcess *)sender();
m_commandResult += p->readAllStandardOutput();
// qCritical() << m_commandResult;
}
void Command::readyReadStandardError() {
QProcess *p = (QProcess *)sender();
QByteArray buf = p->readAllStandardError();
qCritical() << buf;
}
void Command::finished(int /*exitCode*/, QProcess::ExitStatus /*exitStatus*/) {
QProcess *p = (QProcess *)sender();
// read all remaining data sent to the process, just in case
QString d = p->readAllStandardOutput();
if (!d.isEmpty()) {
m_commandResult += d;
}
disconnect(p, SIGNAL(finished(int,QProcess::ExitStatus)), this, SLOT(readyReadStandardOutput()));
disconnect(p, SIGNAL(finished(int,QProcess::ExitStatus)), this, SLOT(readyReadStandardError()));
}
bool Command::execute(QString workingDirectory, QStringList args) {
if (!QDir::setCurrent(workingDirectory)) {
qCritical() << "SET WORKING_DIRECTORY" << workingDirectory
<< "FAILED FOR" << m_command;
return false;
}
QScopedPointer<QProcess> p(new QProcess(this));
p->setWorkingDirectory(workingDirectory);
p->setProcessChannelMode(QProcess::MergedChannels);
connect(&(*p), SIGNAL(readyReadStandardOutput()), this, SLOT(readyReadStandardOutput()));
connect(&(*p), SIGNAL(readyReadStandardError()), this, SLOT(readyReadStandardError()));
if (!args.isEmpty()) {
qDebug() << "START COMMAND" << m_command << "WITH ARGS" << args
<< "IN" << p->workingDirectory();
p->start(m_command, args);
} else {
qDebug() << "START COMMAND" << m_command
<< "IN" << p->workingDirectory();
p->start(m_command);
}
qint64 const start = QDateTime::currentDateTime().toMSecsSinceEpoch();
if (p->waitForStarted(m_waitForStartTimeout)) {
qDebug() << "PROCESS" << m_command << "STARTED IN" << p->workingDirectory();
if (p->state() == QProcess::ProcessState::Running) {
qDebug() << "PROCESS" << m_command << "RUNNING IN" << p->workingDirectory();
// wait forever for git/opkg-commands to finish
int wait = m_waitForFinishTimeout;
if (m_command.trimmed().startsWith("git", Qt::CaseInsensitive) ||
m_command.trimmed().startsWith("opkg", Qt::CaseInsensitive)) {
wait = -1;
}
bool const no_timeout = p->waitForFinished(wait);
if (no_timeout) {
qDebug() << "PROCESS" << m_command << "FINISHED IN" << p->workingDirectory();
if (p->exitStatus() == QProcess::NormalExit) {
if ((m_exitCode = p->exitCode()) == 0) {
qint64 const end = QDateTime::currentDateTime().toMSecsSinceEpoch();
qDebug() << "EXECUTED" << m_command
<< QString("(runtime %1ms)").arg(end-start)
<< "with code" << m_exitCode
<< "IN" << p->workingDirectory();
return true;
} else {
qint64 const end = QDateTime::currentDateTime().toMSecsSinceEpoch();
qCritical() << "EXECUTED" << m_command
<< QString("(runtime %1ms)").arg(end-start)
<< "with code" << m_exitCode
<< "IN" << p->workingDirectory();
}
} else {
qint64 const end = QDateTime::currentDateTime().toMSecsSinceEpoch();
qCritical() << "PROCESS" << m_command << "CRASHED with code"
<< p->exitCode()
<< QString("(after %1ms)").arg(end-start)
<< "IN" << p->workingDirectory();
}
} else {
qint64 const end = QDateTime::currentDateTime().toMSecsSinceEpoch();
qCritical() << "PROCESS" << m_command
<< "DID NOT FINISH WITH" << wait
<< "MS IN" << p->workingDirectory()
<< QString("(runtime %1ms)").arg(end-start);
}
} else {
qCritical() << "WRONG PROCESS STATE" << p->state()
<< "IN" << p->workingDirectory();
}
} else {
qint64 const end = QDateTime::currentDateTime().toMSecsSinceEpoch();
qCritical() << "PROCESS" << m_command << "TIMEOUT AT START"
<< QString("(runtime %1ms)").arg(end-start)
<< "IN" << p->workingDirectory();
}
return false;
}