Simple-x264-Launcher/src/thread_updater.cpp
2014-01-27 19:58:24 +01:00

714 lines
19 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Simple x264 Launcher
// Copyright (C) 2004-2014 LoRd_MuldeR <MuldeR2@GMX.de>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
// http://www.gnu.org/licenses/gpl-2.0.txt
///////////////////////////////////////////////////////////////////////////////
#include "thread_updater.h"
#include "global.h"
#include <QStringList>
#include <QFile>
#include <QFileInfo>
#include <QProcess>
#include <QUrl>
#include <QEventLoop>
#include <QTimer>
///////////////////////////////////////////////////////////////////////////////
// CONSTANTS
///////////////////////////////////////////////////////////////////////////////
static const char *header_id = "!Update";
static const char *section_id = "Simple x264 Launcher";
static const char *mirror_url_postfix[] =
{
"update.ver",
"update_beta.ver",
NULL
};
static const char *update_mirrors_prim[] =
{
"http://muldersoft.com/",
"http://mulder.bplaced.net/",
"http://mulder.cwsurf.de/",
"http://mulder.6te.net/",
"http://mulder.webuda.com/",
"http://mulder.byethost13.com/",
"http://muldersoft.kilu.de/",
"http://muldersoft.zxq.net/",
"http://lamexp.sourceforge.net/",
"http://lamexp.berlios.de/",
"http://lordmulder.github.io/LameXP/",
"http://lord_mulder.bitbucket.org/",
"http://www.tricksoft.de/",
NULL
};
static const char *update_mirrors_back[] =
{
"http://mplayer.savedonthe.net/",
NULL
};
static const char *known_hosts[] = //Taken form: http://www.alexa.com/topsites !!!
{
"http://www.163.com/",
"http://www.ac3filter.net/",
"http://www.amazon.com/",
"http://www.aol.com/",
"http://www.apache.org/",
"http://www.apple.com/",
"http://www.adobe.com/",
"http://www.avidemux.org/",
"http://www.babylon.com/",
"http://www.baidu.com/",
"http://www.bbc.co.uk/",
"http://www.berlios.de/",
"http://www.bing.com/",
"http://www.cnet.com/",
"http://cnzz.com/",
"http://codecs.com/",
"http://www.codeplex.com/",
"http://qt.digia.com/",
"http://www.ebay.com/",
"http://www.equation.com/",
"http://fc2.com/",
"http://www.ffmpeg.org/",
"http://www.flickr.com/",
"http://blog.gitorious.org/",
"http://git-scm.com/",
"http://www.gnome.org/",
"http://www.gnu.org/",
"http://go.com/",
"http://code.google.com/",
"http://www.heise.de/",
"http://www.huffingtonpost.co.uk/",
"http://www.iana.org/",
"http://www.imdb.com/",
"http://www.imgburn.com/",
"http://imgur.com/",
"http://en.jd.com/",
"http://mirrors.kernel.org/",
"http://lame.sourceforge.net/",
"http://www.libav.org/",
"http://www.linkedin.com/about-us",
"http://www.linuxmint.com/",
"http://www.livedoor.com/",
"http://www.livejournal.com/",
"http://mail.ru/",
"http://www.mediafire.com/",
"http://www.mozilla.org/en-US/",
"http://mplayerhq.hu/",
"http://www.msn.com/?st=1",
"http://oss.netfarm.it/",
"http://www.nytimes.com/",
"http://www.opera.com/",
"http://www.portablefreeware.com/",
"http://qt-project.org/",
"http://www.quakelive.com/",
"http://www.seamonkey-project.org/",
"http://www.sina.com.cn/",
"http://www.sohu.com/",
"http://www.soso.com/",
"http://sourceforge.net/",
"http://www.spiegel.de/",
"http://tdm-gcc.tdragon.net/",
"http://www.tdrsmusic.com/",
"http://www.ubuntu.com/",
"http://status.twitter.com/",
"http://www.uol.com.br/",
"http://www.videohelp.com/",
"http://www.videolan.org/",
"http://virtualdub.org/",
"http://www.weibo.com/",
"http://www.wikipedia.org/",
"http://www.winamp.com/",
"http://wordpress.com/",
"http://xiph.org/",
"http://us.yahoo.com/",
"http://www.yandex.ru/",
"http://www.youtube.com/",
"http://www.zedo.com/",
"http://ffmpeg.zeranoe.com/",
NULL
};
static const int MIN_CONNSCORE = 8;
static const int VERSION_INFO_EXPIRES_MONTHS = 6;
static char *USER_AGENT_STR = "Mozilla/5.0 (X11; Linux i686; rv:7.0.1) Gecko/20111106 IceCat/7.0.1";
//Helper function
static int getMaxProgress(void)
{
int counter = MIN_CONNSCORE + 2;
for(int i = 0; update_mirrors_prim[i]; i++) counter++;
for(int i = 0; update_mirrors_back[i]; i++) counter++;
return counter;
}
////////////////////////////////////////////////////////////
// Update Info Class
////////////////////////////////////////////////////////////
UpdateInfo::UpdateInfo(void)
{
resetInfo();
}
void UpdateInfo::resetInfo(void)
{
m_buildNo = 0;
m_buildDate.setDate(1900, 1, 1);
m_downloadSite.clear();
m_downloadAddress.clear();
m_downloadFilename.clear();
m_downloadFilecode.clear();
}
////////////////////////////////////////////////////////////
// Constructor & Destructor
////////////////////////////////////////////////////////////
UpdateCheckThread::UpdateCheckThread(const QString &binWGet, const QString &binGnuPG, const QString &binKeys, const bool betaUpdates, const bool testMode)
:
m_updateInfo(new UpdateInfo()),
m_binaryWGet(binWGet),
m_binaryGnuPG(binGnuPG),
m_binaryKeys(binKeys),
m_betaUpdates(betaUpdates),
m_testMode(testMode),
m_maxProgress(getMaxProgress())
{
m_success = false;
m_status = UpdateStatus_NotStartedYet;
m_progress = 0;
if(m_binaryWGet.isEmpty() || m_binaryGnuPG.isEmpty() || m_binaryKeys.isEmpty())
{
THROW("Tools not initialized correctly!");
}
}
UpdateCheckThread::~UpdateCheckThread(void)
{
delete m_updateInfo;
}
////////////////////////////////////////////////////////////
// Protected functions
////////////////////////////////////////////////////////////
void UpdateCheckThread::run(void)
{
qDebug("Update checker thread started!");
try
{
m_testMode ? testKnownHosts() : checkForUpdates();
}
catch(const std::exception &error)
{
fflush(stdout); fflush(stderr);
fprintf(stderr, "\nGURU MEDITATION !!!\n\nException error:\n%s\n", error.what());
x264_fatal_exit(L"Unhandeled C++ exception error, application will exit!");
}
catch(...)
{
fflush(stdout); fflush(stderr);
fprintf(stderr, "\nGURU MEDITATION !!!\n\nUnknown exception error!\n");
x264_fatal_exit(L"Unhandeled C++ exception error, application will exit!");
}
qDebug("Update checker thread completed.");
}
void UpdateCheckThread::checkForUpdates(void)
{
// ----- Initialization ----- //
m_success = false;
m_updateInfo->resetInfo();
setProgress(0);
// ----- Test Internet Connection ----- //
int connectionScore = 0;
log("Checking internet connection...");
setStatus(UpdateStatus_CheckingConnection);
const int networkStatus = x264_network_status();
if(networkStatus == x264_network_non)
{
log("", "Operating system reports that the computer is currently offline !!!");
setProgress(m_maxProgress);
setStatus(UpdateStatus_ErrorNoConnection);
return;
}
setProgress(1);
// ----- Test Known Hosts Connectivity ----- //
QStringList hostList;
for(int i = 0; known_hosts[i]; i++)
{
hostList << QString::fromLatin1(known_hosts[i]);
}
x264_seed_rand();
while(!hostList.isEmpty())
{
QString currentHost = hostList.takeAt(x264_rand() % hostList.count());
if(connectionScore < MIN_CONNSCORE)
{
log("", "Testing host:", currentHost);
QString outFile = QString("%1/%2.htm").arg(x264_temp_directory(), x264_rand_str());
bool httpOk = false;
if(getFile(currentHost, outFile, 0, &httpOk))
{
connectionScore++;
setProgress(qBound(1, connectionScore + 1, MIN_CONNSCORE + 1));
x264_sleep(64);
}
if(httpOk)
{
connectionScore++;
setProgress(qBound(1, connectionScore + 1, MIN_CONNSCORE + 1));
x264_sleep(64);
}
QFile::remove(outFile);
}
}
if(connectionScore < MIN_CONNSCORE)
{
setProgress(m_maxProgress);
setStatus(UpdateStatus_ErrorConnectionTestFailed);
return;
}
// ----- Build Mirror List ----- //
log("", "----", "", "Checking for updates online...");
setStatus(UpdateStatus_FetchingUpdates);
QStringList mirrorList;
for(int index = 0; update_mirrors_prim[index]; index++)
{
mirrorList << QString::fromLatin1(update_mirrors_prim[index]);
}
x264_seed_rand();
if(const int len = mirrorList.count())
{
const int rounds = len * 1097;
for(int i = 0; i < rounds; i++)
{
mirrorList.swap(i % len, x264_rand() % len);
}
}
for(int index = 0; update_mirrors_back[index]; index++)
{
mirrorList << QString::fromLatin1(update_mirrors_back[index]);
}
// ----- Fetch Update Info From Server ----- //
while(!mirrorList.isEmpty())
{
QString currentMirror = mirrorList.takeFirst();
setProgress(m_progress + 1);
if(!m_success)
{
if(tryUpdateMirror(m_updateInfo, currentMirror))
{
m_success = true;
}
}
else
{
x264_sleep(64);
}
}
setProgress(m_maxProgress);
if(m_success)
{
if(m_updateInfo->m_buildNo > x264_version_build())
{
setStatus(UpdateStatus_CompletedUpdateAvailable);
}
else if(m_updateInfo->m_buildNo == x264_version_build())
{
setStatus(UpdateStatus_CompletedNoUpdates);
}
else
{
setStatus(UpdateStatus_CompletedNewVersionOlder);
}
}
else
{
setStatus(UpdateStatus_ErrorFetchUpdateInfo);
}
}
void UpdateCheckThread::testKnownHosts(void)
{
QStringList hostList;
for(int i = 0; known_hosts[i]; i++)
{
hostList << QString::fromLatin1(known_hosts[i]);
}
qDebug("\n[Known Hosts]");
log("Testing all known hosts...", "", "---");
int hostCount = hostList.count();
while(!hostList.isEmpty())
{
QString currentHost = hostList.takeFirst();
qDebug("Testing: %s", currentHost.toLatin1().constData());
log("", "Testing:", currentHost, "");
QString outFile = QString("%1/%2.htm").arg(x264_temp_directory(), x264_rand_str());
bool httpOk = false;
if(!getFile(currentHost, outFile, 0, &httpOk))
{
if(httpOk)
{
qWarning("\nConnectivity test was SLOW on the following site:\n%s\n", currentHost.toLatin1().constData());
}
else
{
qWarning("\nConnectivity test FAILED on the following site:\n%s\n", currentHost.toLatin1().constData());
}
}
log("", "---");
QFile::remove(outFile);
}
}
////////////////////////////////////////////////////////////
// PRIVATE FUNCTIONS
////////////////////////////////////////////////////////////
void UpdateCheckThread::setStatus(const int status)
{
if(m_status != status)
{
m_status = status;
emit statusChanged(status);
}
}
void UpdateCheckThread::setProgress(const int progress)
{
if(m_progress != progress)
{
m_progress = progress;
emit progressChanged(progress);
}
}
void UpdateCheckThread::log(const QString &str1, const QString &str2, const QString &str3, const QString &str4)
{
if(!str1.isNull()) emit messageLogged(str1);
if(!str2.isNull()) emit messageLogged(str2);
if(!str3.isNull()) emit messageLogged(str3);
if(!str4.isNull()) emit messageLogged(str4);
}
bool UpdateCheckThread::tryUpdateMirror(UpdateInfo *updateInfo, const QString &url)
{
bool success = false;
log("", "Trying mirror:", url);
QString randPart = x264_rand_str();
QString outFileVersionInfo = QString("%1/%2.ver").arg(x264_temp_directory(), randPart);
QString outFileSignature = QString("%1/%2.sig").arg(x264_temp_directory(), randPart);
log("", "Downloading update info:");
bool ok1 = getFile(QString("%1%2").arg(url, mirror_url_postfix[m_betaUpdates ? 1 : 0]), outFileVersionInfo);
log("", "Downloading signature:");
bool ok2 = getFile(QString("%1%2.sig").arg(url, mirror_url_postfix[m_betaUpdates ? 1 : 0]), outFileSignature);
if(ok1 && ok2)
{
log("", "Download okay, checking signature:");
if(checkSignature(outFileVersionInfo, outFileSignature))
{
log("", "Signature okay, parsing info:");
success = parseVersionInfo(outFileVersionInfo, updateInfo);
}
else
{
log("", "Bad signature, take care!");
}
}
else
{
log("", "Download has failed!");
}
QFile::remove(outFileVersionInfo);
QFile::remove(outFileSignature);
return success;
}
bool UpdateCheckThread::getFile(const QString &url, const QString &outFile, unsigned int maxRedir, bool *httpOk)
{
QFileInfo output(outFile);
output.setCaching(false);
if(httpOk) *httpOk = false;
if(output.exists())
{
QFile::remove(output.canonicalFilePath());
if(output.exists())
{
return false;
}
}
QProcess process;
x264_init_process(process, output.absolutePath());
QStringList args;
args << "--no-cache" << "--no-dns-cache" << QString().sprintf("--max-redirect=%u", maxRedir);
args << QString("--referer=%1://%2/").arg(QUrl(url).scheme(), QUrl(url).host()) << "-U" << USER_AGENT_STR;
args << "-O" << output.fileName() << url;
QEventLoop loop;
connect(&process, SIGNAL(error(QProcess::ProcessError)), &loop, SLOT(quit()));
connect(&process, SIGNAL(finished(int,QProcess::ExitStatus)), &loop, SLOT(quit()));
connect(&process, SIGNAL(readyRead()), &loop, SLOT(quit()));
QTimer timer;
timer.setSingleShot(true);
timer.setInterval(25000);
connect(&timer, SIGNAL(timeout()), &loop, SLOT(quit()));
const QRegExp httpResponseOK("200 OK$");
process.start(m_binaryWGet, args);
if(!process.waitForStarted())
{
return false;
}
timer.start();
while(process.state() == QProcess::Running)
{
loop.exec();
bool bTimeOut = (!timer.isActive());
while(process.canReadLine())
{
QString line = QString::fromLatin1(process.readLine()).simplified();
if(line.contains(httpResponseOK))
{
line.append(" [OK]");
if(httpOk) *httpOk = true;
}
log(line);
}
if(bTimeOut)
{
qWarning("WGet process timed out <-- killing!");
process.kill();
process.waitForFinished();
log("!!! TIMEOUT !!!");
return false;
}
}
timer.stop();
timer.disconnect(&timer, SIGNAL(timeout()), &loop, SLOT(quit()));
log(QString().sprintf("Exited with code %d", process.exitCode()));
return (process.exitCode() == 0) && output.exists() && output.isFile();
}
bool UpdateCheckThread::checkSignature(const QString &file, const QString &signature)
{
if(QFileInfo(file).absolutePath().compare(QFileInfo(signature).absolutePath(), Qt::CaseInsensitive) != 0)
{
qWarning("CheckSignature: File and signature should be in same folder!");
return false;
}
if(QFileInfo(file).absolutePath().compare(QFileInfo(m_binaryKeys).absolutePath(), Qt::CaseInsensitive) != 0)
{
qWarning("CheckSignature: File and keyring should be in same folder!");
return false;
}
QProcess process;
x264_init_process(process, QFileInfo(file).absolutePath());
QEventLoop loop;
connect(&process, SIGNAL(error(QProcess::ProcessError)), &loop, SLOT(quit()));
connect(&process, SIGNAL(finished(int,QProcess::ExitStatus)), &loop, SLOT(quit()));
connect(&process, SIGNAL(readyRead()), &loop, SLOT(quit()));
process.start(m_binaryGnuPG, QStringList() << "--homedir" << "." << "--keyring" << QFileInfo(m_binaryKeys).fileName() << QFileInfo(signature).fileName() << QFileInfo(file).fileName());
if(!process.waitForStarted())
{
return false;
}
while(process.state() == QProcess::Running)
{
loop.exec();
while(process.canReadLine())
{
log(QString::fromLatin1(process.readLine()).simplified());
}
}
log(QString().sprintf("Exited with code %d", process.exitCode()));
return (process.exitCode() == 0);
}
bool UpdateCheckThread::parseVersionInfo(const QString &file, UpdateInfo *updateInfo)
{
QRegExp value("^(\\w+)=(.+)$");
QRegExp section("^\\[(.+)\\]$");
QDate updateInfoDate;
updateInfo->resetInfo();
QFile data(file);
if(!data.open(QIODevice::ReadOnly))
{
qWarning("Cannot open update info file for reading!");
return false;
}
bool inHeader = false;
bool inSection = false;
while(!data.atEnd())
{
QString line = QString::fromLatin1(data.readLine()).trimmed();
if(section.indexIn(line) >= 0)
{
log(QString("Sec: [%1]").arg(section.cap(1)));
inSection = (section.cap(1).compare(section_id, Qt::CaseInsensitive) == 0);
inHeader = (section.cap(1).compare(header_id, Qt::CaseInsensitive) == 0);
continue;
}
if(inSection && (value.indexIn(line) >= 0))
{
log(QString("Val: '%1' ==> '%2").arg(value.cap(1), value.cap(2)));
if(value.cap(1).compare("BuildNo", Qt::CaseInsensitive) == 0)
{
bool ok = false;
unsigned int temp = value.cap(2).toUInt(&ok);
if(ok) updateInfo->m_buildNo = temp;
}
else if(value.cap(1).compare("BuildDate", Qt::CaseInsensitive) == 0)
{
QDate temp = QDate::fromString(value.cap(2).trimmed(), Qt::ISODate);
if(temp.isValid()) updateInfo->m_buildDate = temp;
}
else if(value.cap(1).compare("DownloadSite", Qt::CaseInsensitive) == 0)
{
updateInfo->m_downloadSite = value.cap(2).trimmed();
}
else if(value.cap(1).compare("DownloadAddress", Qt::CaseInsensitive) == 0)
{
updateInfo->m_downloadAddress = value.cap(2).trimmed();
}
else if(value.cap(1).compare("DownloadFilename", Qt::CaseInsensitive) == 0)
{
updateInfo->m_downloadFilename = value.cap(2).trimmed();
}
else if(value.cap(1).compare("DownloadFilecode", Qt::CaseInsensitive) == 0)
{
updateInfo->m_downloadFilecode = value.cap(2).trimmed();
}
}
if(inHeader && (value.indexIn(line) >= 0))
{
log(QString("Val: '%1' ==> '%2").arg(value.cap(1), value.cap(2)));
if(value.cap(1).compare("TimestampCreated", Qt::CaseInsensitive) == 0)
{
QDate temp = QDate::fromString(value.cap(2).trimmed(), Qt::ISODate);
if(temp.isValid()) updateInfoDate = temp;
}
}
}
if(!updateInfoDate.isValid())
{
updateInfo->resetInfo();
log("WARNING: Version info timestamp is missing!");
return false;
}
else if(updateInfoDate.addMonths(VERSION_INFO_EXPIRES_MONTHS) < x264_current_date_safe())
{
updateInfo->resetInfo();
log(QString::fromLatin1("WARNING: This version info has expired at %1!").arg(updateInfoDate.addMonths(VERSION_INFO_EXPIRES_MONTHS).toString(Qt::ISODate)));
return false;
}
else if(x264_current_date_safe() < updateInfoDate)
{
log("Version info is from the future, take care!");
qWarning("Version info is from the future, take care!");
}
bool complete = true;
if(!(updateInfo->m_buildNo > 0)) complete = false;
if(!(updateInfo->m_buildDate.year() >= 2010)) complete = false;
if(updateInfo->m_downloadSite.isEmpty()) complete = false;
if(updateInfo->m_downloadAddress.isEmpty()) complete = false;
if(updateInfo->m_downloadFilename.isEmpty()) complete = false;
if(updateInfo->m_downloadFilecode.isEmpty()) complete = false;
if(!complete)
{
log("WARNING: Version info is incomplete!");
}
return complete;
}
////////////////////////////////////////////////////////////
// SLOTS
////////////////////////////////////////////////////////////
/*NONE*/
////////////////////////////////////////////////////////////
// EVENTS
////////////////////////////////////////////////////////////
/*NONE*/