removed c++-headers.
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231
update.cpp
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231
update.cpp
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#include "update.h"
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#include <QCoreApplication>
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#include <QApplication>
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#include <QFile>
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#include <QTemporaryFile>
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#include <QDebug>
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#include <QTextStream>
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#include "interfaces.h"
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#include "DCPlugin/include/hwapi.h"
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#include <QSharedMemory>
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#include <QScopedPointer>
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#include <QProcess>
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#define COLUMN_REQUEST (0)
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#define COLUMN_NAME (1)
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#define COLUMN_DATE_TIME (2)
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#define COLUMN_RESULT (3)
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void ScopedPointerCustomDeleter::cleanup(Update *update) {
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if (update->m_delete) {
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delete update;
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}
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}
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Update::Update(QString update_ctrl_file,
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QObject *parent,
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hwinf *hw,
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char const *serialInterface,
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char const *baudrate)
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: QObject(parent)
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, m_hw(hw != nullptr ? hw : new hwapi())
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, m_serialInterface(serialInterface)
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, m_baudrate(baudrate)
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, m_update_ctrl_file(update_ctrl_file)
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, m_update_ctrl_file_copy(update_ctrl_file + ".copy")
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, m_init(true)
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, m_delete(hw == nullptr) {
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if (!m_update_ctrl_file.exists()) {
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qCritical() << "Update-file" << m_update_ctrl_file.fileName()
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<< "does not exist";
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m_init = false;
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}
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if (!m_update_ctrl_file_copy.exists()) {
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qCritical() << "Update-file-copy" << m_update_ctrl_file_copy.fileName()
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<< "does not exist";
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m_init = false;
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}
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if (!m_update_ctrl_file.open(QIODevice::ReadWrite | QIODevice::Text)) {
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qCritical() << "can not open " << m_update_ctrl_file.fileName();
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m_init = false;
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}
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qDebug() << "Opened" << m_update_ctrl_file.fileName();
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if (!m_update_ctrl_file_copy.open(QIODevice::ReadWrite | QIODevice::Text)) {
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qCritical() << "can not open " << m_update_ctrl_file_copy.fileName();
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m_init = false;
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}
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qDebug() << "Opened" << m_update_ctrl_file_copy.fileName();
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}
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Update::~Update() {
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}
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bool Update::updateBinary(char const *fileToSendToDC) {
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return m_hw->dc_updateDC(fileToSendToDC, m_baudrate, m_serialInterface);
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}
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bool Update::updatePrinterConf(int nrOfTemplate, char const *fileToSendToDC) {
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QVector<int> printTemplates{ nrOfTemplate };
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QVector<QString> filesToSend{ fileToSendToDC };
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return m_hw->dc_updatePrinterTemplate(hwapi::FileTypeJson::PRINTER,
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printTemplates, filesToSend,
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QString(m_baudrate),
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QString(m_serialInterface));
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}
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QStringList Update::getOpenLines() {
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QStringList openLines;
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QTextStream in(&m_update_ctrl_file);
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while (!in.atEnd()) {
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QString line = in.readLine().trimmed();
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if (line.startsWith("DONE")) {
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m_update_ctrl_file_copy.write(line.toUtf8().constData());
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m_update_ctrl_file_copy.write("\n");
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} else {
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openLines << line;
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}
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}
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return openLines;
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}
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QStringList Update::split(QString line) {
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QStringList lst;
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QString next;
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int start = 0, end;
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while ((end = line.indexOf(QChar(','), start)) != -1) {
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next = line.mid(start, end - start).trimmed();
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lst << next;
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start = end + 1;
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}
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next = line.mid(start, end - start).trimmed();
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lst << next;
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return lst;
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}
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bool Update::doUpdate() {
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/*
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The file referred to by 'update_data' has the following structure for
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each line:
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# ======================================================================
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# REQUEST | NAME | DATE | RESULT
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# ======================================================================
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# where
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#
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# STATUS: DOWNLOAD, EXECUTE or DONE
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# NAME : If starting with 'opkg' it is an opkg-command to be executed.
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# Otherwise its the name of a file which has to be updated.
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# DATE : 0000-00-00T00:00:00
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# RESULT: SUCCESS or ERROR (possibly with description)
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#
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*/
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if (!m_init) {
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return false;
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}
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QStringList openLines = getOpenLines();
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QList<QString>::const_iterator it;
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for (it = openLines.cbegin(); it != openLines.cend(); ++it) {
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bool res = false;
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QString line = (*it).trimmed();
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if (line.size() == 0 || line.startsWith(QChar('#'))) {
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continue;
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}
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QStringList lst = split(line.trimmed());
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if (lst.size() != 4) {
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qCritical() << "Parsing error for" << m_update_ctrl_file.fileName();
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return false;
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}
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QString const &request = lst[COLUMN_REQUEST];
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QString const &name = lst[COLUMN_NAME];
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// QString const &datetime = lst[COLUMN_DATE_TIME];
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QString const &result = lst[COLUMN_RESULT];
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if ((!request.contains("DOWNLOAD") && !request.contains("EXECUTE")) ||
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!result.contains("N/A")) {
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qCritical() << "Parsing error for" << m_update_ctrl_file.fileName();
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return false;
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}
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if (name.contains("dc2c") && name.endsWith(".bin")) {
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if ((res = updateBinary(name.toStdString().c_str())) == true) {
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qInfo() << "Downloaded" << name;
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}
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} else
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if (name.contains("DC2C_print") && name.endsWith(".json")) {
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int i = name.indexOf("DC2C_print");
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int templateIdx = name.mid(i).midRef(10, 2).toInt();
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if ((res = updatePrinterConf(templateIdx, name.toStdString().c_str())) == true) {
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qInfo() << "Downloaded" << name;
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}
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} else
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if (name.contains("tariff") && name.endsWith(".json")) {
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int i = name.indexOf("tariff");
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int templateIdx = name.mid(i).midRef(6, 2).toInt();
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if ((res = updatePrinterConf(templateIdx, name.toStdString().c_str())) == true) {
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qInfo() << "Downloaded" << name;
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}
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} else
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if (name.contains("opkg")) {
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int i = name.indexOf("opkg ");
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QString rest = name.mid(i+5).trimmed();
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QScopedPointer<QProcess> p(new QProcess(this));
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p->setProcessChannelMode(QProcess::MergedChannels);
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p->start("opkg", QStringList() << rest);
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if (p->waitForStarted(1000)) {
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if (p->state() == QProcess::ProcessState::Running) {
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if (p->waitForFinished(10000)) {
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QByteArray output = p->readAllStandardOutput();
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qDebug() << output;
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res = true;
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qInfo() << "EXECUTED" << name;
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}
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}
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}
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} else {
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// TODO
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}
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char buf[80];
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int const bytesWritten =
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snprintf(buf, sizeof(buf)-1, "DONE, %*.*s, %*.*s, %*.*s\n",
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35, 35, name.toStdString().c_str(),
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20, 20, QDateTime::currentDateTime().toString(Qt::ISODate).toStdString().c_str(),
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10, 10, (res == true) ? "SUCCESS" : "ERROR");
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if (bytesWritten < 80) {
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buf[bytesWritten] = '\0';
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}
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m_update_ctrl_file_copy.write(buf);
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} // for (it = openLines.cbegin(); it != openLines.end(); ++it) {
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return finishUpdate(openLines.size() > 0);
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}
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bool Update::finishUpdate(bool swapCtrlFiles) {
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if (swapCtrlFiles) {
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m_update_ctrl_file.close();
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m_update_ctrl_file_copy.close();
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QString const &fn = m_update_ctrl_file.fileName();
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QString const &fn_tmp = m_update_ctrl_file.fileName() + ".tmp";
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QString const &fn_copy = m_update_ctrl_file_copy.fileName();
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QFile tmp(fn_tmp);
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if (tmp.exists()) {
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tmp.remove();
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}
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if (m_update_ctrl_file.rename(fn_tmp)) {
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if (m_update_ctrl_file_copy.rename(fn)) {
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return m_update_ctrl_file.rename(fn_copy);
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}
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}
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return false;
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}
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return true;
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}
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