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status-mobile/desktop/main.cpp

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/**
* Copyright (C) 2016, Canonical Ltd.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
// #define BUILD_FOR_BUNDLE
#include <QCommandLineParser>
#include <QDirIterator>
#include <QFile>
#include <QFontDatabase>
#include <QGuiApplication>
#include <QMutexLocker>
#include <QProcess>
#include <QQuickView>
#include <QStandardPaths>
#include <QTimer>
#include <QUrl>
#include "attachedproperties.h"
#include "reactitem.h"
#include "rootview.h"
#include "utilities.h"
#include "exceptionglobalhandler.h"
Q_DECLARE_LOGGING_CATEGORY(JSSERVER)
Q_DECLARE_LOGGING_CATEGORY(STATUS)
Q_LOGGING_CATEGORY(JSSERVER, "jsserver")
Q_LOGGING_CATEGORY(STATUS, "status")
static QStringList consoleOutputStrings;
static QMutex consoleOutputMutex;
#ifdef BUILD_FOR_BUNDLE
bool nodeJsServerStarted = false;
QProcess *g_nodeJsServerProcess = nullptr;
#define NODEJS_SERVER_NAME "ubuntu-server"
#endif
const int MAIN_WINDOW_WIDTH = 1024;
const int MAIN_WINDOW_HEIGHT = 768;
const QString CRASH_REPORT_EXECUTABLE = QStringLiteral("reportApp");
const QString CRASH_REPORT_EXECUTABLE_RELATIVE_PATH =
QStringLiteral("/../reportApp");
const char *ENABLE_LOG_FILE_ENV_VAR_NAME = "STATUS_LOG_FILE_ENABLED";
const char *LOG_FILE_PATH_ENV_VAR_NAME = "STATUS_LOG_PATH";
// TODO: some way to change while running
class ReactNativeProperties : public QObject {
Q_OBJECT
Q_PROPERTY(
bool liveReload READ liveReload WRITE setLiveReload NOTIFY liveReloadChanged)
Q_PROPERTY(
QUrl codeLocation READ codeLocation WRITE setCodeLocation NOTIFY codeLocationChanged)
Q_PROPERTY(
QString pluginsPath READ pluginsPath WRITE setPluginsPath NOTIFY pluginsPathChanged)
Q_PROPERTY(
QString executor READ executor WRITE setExecutor NOTIFY executorChanged)
public:
ReactNativeProperties(QObject *parent = nullptr) : QObject(parent) {
m_codeLocation = m_packagerTemplate.arg(m_packagerHost).arg(m_packagerPort);
}
bool liveReload() const { return m_liveReload; }
void setLiveReload(bool liveReload) {
if (m_liveReload == liveReload)
return;
m_liveReload = liveReload;
Q_EMIT liveReloadChanged();
}
QUrl codeLocation() const { return m_codeLocation; }
void setCodeLocation(const QUrl &codeLocation) {
if (m_codeLocation == codeLocation)
return;
m_codeLocation = codeLocation;
Q_EMIT codeLocationChanged();
}
QString pluginsPath() const { return m_pluginsPath; }
void setPluginsPath(const QString &pluginsPath) {
if (m_pluginsPath == pluginsPath)
return;
m_pluginsPath = pluginsPath;
Q_EMIT pluginsPathChanged();
}
QString executor() const { return m_executor; }
void setExecutor(const QString &executor) {
if (m_executor == executor)
return;
m_executor = executor;
Q_EMIT executorChanged();
}
QString packagerHost() const { return m_packagerHost; }
void setPackagerHost(const QString &packagerHost) {
if (m_packagerHost == packagerHost)
return;
m_packagerHost = packagerHost;
setCodeLocation(m_packagerTemplate.arg(m_packagerHost).arg(m_packagerPort));
}
QString packagerPort() const { return m_packagerPort; }
void setPackagerPort(const QString &packagerPort) {
if (m_packagerPort == packagerPort)
return;
m_packagerPort = packagerPort;
setCodeLocation(m_packagerTemplate.arg(m_packagerHost).arg(m_packagerPort));
}
void setLocalSource(const QString &source) {
if (m_localSource == source)
return;
// overrides packager*
if (source.startsWith("file:")) {
setCodeLocation(source);
} else {
QFileInfo fi(source);
if (!fi.exists()) {
qCWarning(STATUS) << "Attempt to set non-existent local source file";
return;
}
setCodeLocation(QUrl::fromLocalFile(fi.absoluteFilePath()));
setLiveReload(false);
}
}
Q_SIGNALS:
void liveReloadChanged();
void codeLocationChanged();
void pluginsPathChanged();
void executorChanged();
private:
bool m_liveReload = false;
QString m_packagerHost = "localhost";
QString m_packagerPort = "8081";
QString m_localSource;
QString m_packagerTemplate =
"http://%1:%2/index.desktop.bundle?platform=desktop&dev=true";
QUrl m_codeLocation;
QString m_pluginsPath;
#ifdef BUILD_FOR_BUNDLE
QString m_executor = "RemoteServerConnection";
#else
QString m_executor = "LocalServerConnection";
#endif
};
void saveMessage(QtMsgType type, const QMessageLogContext &context,
const QString &msg);
void writeLogsToFile();
void writeLogFromJSServer(const QString &msg);
void writeSingleLineLogFromJSServer(const QString &msg);
#ifdef BUILD_FOR_BUNDLE
void killZombieJsServer();
bool runNodeJsServer();
#endif
void loadFontsFromResources() {
QDirIterator it(":", QDirIterator::Subdirectories);
while (it.hasNext()) {
QString resourceFile = it.next();
if (resourceFile.endsWith(".otf", Qt::CaseInsensitive) ||
resourceFile.endsWith(".ttf", Qt::CaseInsensitive)) {
qint32 fontId = QFontDatabase::addApplicationFont(resourceFile);
if (Q_UNLIKELY(fontId == -1)) {
qCDebug(STATUS) << "Unable to install font" << resourceFile;
}
}
}
}
void exceptionPostHandledCallback() {
#ifdef BUILD_FOR_BUNDLE
if (g_nodeJsServerProcess) {
g_nodeJsServerProcess->kill();
}
#endif
}
bool redirectLogIntoFile() {
#ifdef BUILD_FOR_BUNDLE
return true;
#else
return qEnvironmentVariable(ENABLE_LOG_FILE_ENV_VAR_NAME, "") ==
QStringLiteral("1");
#endif
}
QString getDataStoragePath() {
QString dataStoragePath =
QStandardPaths::writableLocation(QStandardPaths::AppLocalDataLocation);
QDir dir(dataStoragePath);
if (!dir.exists()) {
dir.mkpath(".");
}
return dataStoragePath;
}
int main(int argc, char **argv) {
QGuiApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
QGuiApplication app(argc, argv);
QCoreApplication::setApplicationName("Status");
QString appPath = QCoreApplication::applicationDirPath();
QString dataStoragePath = getDataStoragePath();
#ifdef BUILD_FOR_BUNDLE
killZombieJsServer();
#else
appPath.append(CRASH_REPORT_EXECUTABLE_RELATIVE_PATH);
dataStoragePath = "";
#endif
ExceptionGlobalHandler exceptionHandler(
appPath + QDir::separator() + CRASH_REPORT_EXECUTABLE,
exceptionPostHandledCallback, dataStoragePath);
Q_INIT_RESOURCE(react_resources);
loadFontsFromResources();
QLoggingCategory::setFilterRules(QStringLiteral("UIManager=false\nFlexbox=false\nViewManager=false\nNetworking=false\nWebSocketModule=false"));
if (redirectLogIntoFile()) {
qInstallMessageHandler(saveMessage);
}
#ifdef BUILD_FOR_BUNDLE
if (!runNodeJsServer()) {
if (g_nodeJsServerProcess->state() == QProcess::NotRunning) {
// If we failed to start the Node.js server (happens on Windows if the Node.js server process was previously running), let's do a final attempt
delete g_nodeJsServerProcess;
if (!runNodeJsServer()) {
return 1;
}
}
}
app.setWindowIcon(QIcon(":/icon.png"));
#endif
QQuickView view;
ReactNativeProperties *rnp = new ReactNativeProperties(&view);
#ifdef BUILD_FOR_BUNDLE
rnp->setCodeLocation("file:" + QGuiApplication::applicationDirPath() +
"/assets");
#endif
utilities::registerReactTypes();
QCommandLineParser p;
p.setApplicationDescription("React Native host application");
p.addHelpOption();
p.addOptions({
{{"R", "live-reload"}, "Enable live reload."},
{{"H", "host"}, "Set packager host address.", rnp->packagerHost()},
{{"P", "port"}, "Set packager port number.", rnp->packagerPort()},
{{"L", "local"}, "Set path to the local packaged source", "not set"},
{{"M", "plugins-path"}, "Set path to node modules", "./plugins"},
{{"E", "executor"}, "Set Javascript executor", rnp->executor()},
});
p.process(app);
rnp->setLiveReload(p.isSet("live-reload"));
if (p.isSet("host"))
rnp->setPackagerHost(p.value("host"));
if (p.isSet("port"))
rnp->setPackagerPort(p.value("port"));
if (p.isSet("local"))
rnp->setLocalSource(p.value("local"));
if (p.isSet("plugins-path"))
rnp->setPluginsPath(p.value("plugins-path"));
if (p.isSet("executor"))
rnp->setExecutor(p.value("executor"));
view.rootContext()->setContextProperty("ReactNativeProperties", rnp);
view.setSource(QUrl("qrc:///main.qml"));
view.setResizeMode(QQuickView::SizeRootObjectToView);
view.resize(MAIN_WINDOW_WIDTH, MAIN_WINDOW_HEIGHT);
view.show();
QTimer flushLogsToFileTimer;
if (redirectLogIntoFile()) {
flushLogsToFileTimer.setInterval(500);
QObject::connect(&flushLogsToFileTimer, &QTimer::timeout,
[=]() { writeLogsToFile(); });
flushLogsToFileTimer.start();
}
return app.exec();
}
QString getLogFilePath() {
QString logFilePath;
#ifdef BUILD_FOR_BUNDLE
logFilePath = getDataStoragePath() + QDir::separator() + "Status.log";
#else
logFilePath = qEnvironmentVariable(LOG_FILE_PATH_ENV_VAR_NAME, "");
if (logFilePath.isEmpty()) {
logFilePath = getDataStoragePath() + QDir::separator() + "StatusDev.log";
}
#endif
return logFilePath;
}
void writeLogsToFile() {
QMutexLocker locker(&consoleOutputMutex);
QFile logFile(getLogFilePath());
if (logFile.open(QIODevice::WriteOnly | QIODevice::Append)) {
for (QString message : consoleOutputStrings) {
logFile.write(message.toStdString().c_str());
}
consoleOutputStrings.clear();
logFile.flush();
logFile.close();
}
}
#ifdef BUILD_FOR_BUNDLE
#ifdef Q_OS_WIN
#include <windows.h>
#include <tlhelp32.h>
bool IsProcessRunning(const wchar_t *processName) {
bool exists = false;
PROCESSENTRY32 entry = { sizeof(PROCESSENTRY32) };
HANDLE snapshot = ::CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
if (snapshot != NULL) {
if (::Process32First(snapshot, &entry)) {
do {
if (!wcsicmp(entry.szExeFile, processName)) {
exists = true;
break;
}
} while (::Process32Next(snapshot, &entry));
}
::CloseHandle(snapshot);
}
return exists;
}
#endif
void killZombieJsServer() {
// Ensure that a zombie Node.js server process is not still running in the background before we spawn a new one
QString cmd;
#ifdef Q_OS_LINUX
cmd = QString("pkill -f %1").arg(NODEJS_SERVER_NAME);
#elif defined(Q_OS_MAC)
cmd = QString("killall -9 %1").arg(NODEJS_SERVER_NAME);
#elif defined(Q_OS_WIN)
#define _CAT(A, B) A##B
#define _W(A) _CAT(L, #A)
WCHAR exeName[_MAX_PATH];
wsprintf(exeName, L"%s.exe", _W(NODEJS_SERVER_NAME));
if (IsProcessRunning(exeName)) {
qCDebug(STATUS) << NODEJS_SERVER_NAME << "is running, killing it";
::ShellExecuteW(NULL, NULL, L"tskill", _W(NODEJS_SERVER_NAME), NULL, SW_HIDE);
} else {
qCDebug(STATUS) << NODEJS_SERVER_NAME << "is not running";
}
#endif
if (!cmd.isEmpty()) {
qCDebug(STATUS) << "Running " << cmd;
QByteArray cmdArray = cmd.toLocal8Bit();
system(cmdArray.data());
}
}
bool runNodeJsServer() {
g_nodeJsServerProcess = new QProcess();
g_nodeJsServerProcess->setWorkingDirectory(getDataStoragePath());
g_nodeJsServerProcess->setProgram(QGuiApplication::applicationDirPath() + QDir::separator() + NODEJS_SERVER_NAME);
QObject::connect(g_nodeJsServerProcess, &QProcess::errorOccurred,
[=](QProcess::ProcessError) {
qCWarning(JSSERVER) << "process name: "
<< qUtf8Printable(g_nodeJsServerProcess->program());
qCWarning(JSSERVER) << "process error: "
<< qUtf8Printable(g_nodeJsServerProcess->errorString());
});
QObject::connect(
g_nodeJsServerProcess, &QProcess::readyReadStandardOutput, [=] {
writeLogFromJSServer(g_nodeJsServerProcess->readAllStandardOutput().trimmed());
});
QObject::connect(
g_nodeJsServerProcess, &QProcess::readyReadStandardError, [=] {
QString output =
g_nodeJsServerProcess->readAllStandardError().trimmed();
writeLogFromJSServer(output);
if (output.contains("Server starting")) {
nodeJsServerStarted = true;
}
});
QObject::connect(QGuiApplication::instance(), &QCoreApplication::aboutToQuit,
[=]() {
qCDebug(STATUS) << "Kill node.js server process";
g_nodeJsServerProcess->kill();
});
qCDebug(STATUS) << "starting node.js server process...";
g_nodeJsServerProcess->start();
qCDebug(STATUS) << "wait for started...";
if (g_nodeJsServerProcess->waitForReadyRead(10000)) {
// We know that the process started, now wait until it communicates that it has started
while (!nodeJsServerStarted) {
QGuiApplication::processEvents();
}
qCDebug(STATUS) << "waiting finished";
return true;
} else {
qCDebug(STATUS) << "failed to start process";
}
return false;
}
#endif
void writeLogFromJSServer(const QString &msg) {
if (msg.contains("\\n")) {
QStringList lines = msg.split("\\n");
foreach (const QString &line, lines) {
writeSingleLineLogFromJSServer(line);
}
} else {
writeSingleLineLogFromJSServer(msg);
}
}
QString extractJSServerMessage(const QString& msg, int prefixLength) {
return msg.mid(prefixLength);
}
void writeSingleLineLogFromJSServer(const QString &msg) {
if (msg.startsWith("TRACE "))
qCDebug(JSSERVER) << qUtf8Printable(extractJSServerMessage(msg, 6));
else if (msg.startsWith("DEBUG "))
qCDebug(JSSERVER) << qUtf8Printable(extractJSServerMessage(msg, 6));
else if (msg.startsWith("INFO "))
qCInfo(JSSERVER) << qUtf8Printable(extractJSServerMessage(msg, 5));
else if (msg.startsWith("WARN "))
qCWarning(JSSERVER) << qUtf8Printable(extractJSServerMessage(msg, 5));
else if (msg.startsWith("ERROR "))
qCWarning(JSSERVER) << qUtf8Printable(extractJSServerMessage(msg, 6));
else if (msg.startsWith("FATAL "))
qCCritical(JSSERVER) << qUtf8Printable(extractJSServerMessage(msg, 6));
else
qCDebug(JSSERVER) << qUtf8Printable(msg);
}
void appendConsoleString(const QString &msg) {
QMutexLocker locker(&consoleOutputMutex);
consoleOutputStrings << msg;
}
void saveMessage(QtMsgType type, const QMessageLogContext &context,
const QString &msg) {
Q_UNUSED(context);
QByteArray localMsg = msg.toLocal8Bit();
QString message = localMsg + "\n";
QString timestamp = QDateTime::currentDateTime().toString("hh:mm:ss.zzz");
QString typeStr;
switch (type) {
case QtDebugMsg:
typeStr = "D";
break;
case QtInfoMsg:
typeStr = "I";
break;
case QtWarningMsg:
typeStr = "W";
break;
case QtCriticalMsg:
typeStr = "C";
break;
case QtFatalMsg:
typeStr = "F";
}
appendConsoleString(QString("%1 - %2 - [%3] - %4").arg(timestamp, typeStr, context.category, message));
if (type == QtFatalMsg) {
writeLogsToFile();
abort();
}
}
#include "main.moc"
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