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Switch to using previous fastresume file names

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Vladimir Golovnev (qlassez) 2015-12-16 17:08:27 +03:00 committed by Vladimir Golovnev (Glassez)
parent 4f01660591
commit a5780dd66c
5 changed files with 98 additions and 71 deletions
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78
src/app/upgrade.h
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@ -36,6 +36,7 @@
#include <QString>
#include <QDir>
#include <QFile>
#include <QRegExp>
#ifndef DISABLE_GUI
#include <QMessageBox>
#endif
@ -76,7 +77,7 @@ bool userAcceptsUpgrade()
return false;
}
bool upgradeResumeFile(const QString &filepath, const QVariantHash &oldTorrent, int &maxPrio)
bool upgradeResumeFile(const QString &filepath, const QVariantHash &oldTorrent = QVariantHash())
{
QFile file1(filepath);
if (!file1.open(QIODevice::ReadOnly))
@ -93,19 +94,32 @@ bool upgradeResumeFile(const QString &filepath, const QVariantHash &oldTorrent,
libtorrent::entry fastNew;
fastNew = fastOld;
int priority = fastOld.dict_find_int_value("qBt-queuePosition");
if (priority > maxPrio)
maxPrio = priority;
bool v3_3 = false;
int queuePosition = 0;
QString outFilePath = filepath;
QRegExp rx(QLatin1String("([A-Fa-f0-9]{40})\\.fastresume\\.(\\d+)$"));
if (rx.indexIn(filepath) != -1) {
// old v3.3.x format
queuePosition = rx.cap(2).toInt();
v3_3 = true;
outFilePath.replace(QRegExp("\\.\\d+$"), "");
}
else {
queuePosition = fastOld.dict_find_int_value("qBt-queuePosition", 0);
fastNew["qBt-name"] = Utils::String::toStdString(oldTorrent.value("name").toString());
fastNew["qBt-tempPathDisabled"] = false;
}
fastNew["qBt-name"] = Utils::String::toStdString(oldTorrent.value("name").toString());
fastNew["qBt-tempPathDisabled"] = false;
// in versions < 3.3 we have -1 for seeding torrents, so we convert it to 0
fastNew["qBt-queuePosition"] = (queuePosition >= 0 ? queuePosition : 0);
QFile file2(QString("%1.%2").arg(filepath).arg(priority > 0 ? priority : 0));
QFile file2(outFilePath);
QVector<char> out;
libtorrent::bencode(std::back_inserter(out), fastNew);
if (file2.open(QIODevice::WriteOnly)) {
if (file2.write(&out[0], out.size()) == out.size()) {
Utils::Fs::forceRemove(filepath);
if (v3_3)
Utils::Fs::forceRemove(filepath);
return true;
}
}
@ -118,26 +132,35 @@ bool upgrade(bool ask = true)
// Move RSS cookies to common storage
Preferences::instance()->moveRSSCookies();
QString backupFolderPath = Utils::Fs::expandPathAbs(Utils::Fs::QDesktopServicesDataLocation() + "BT_backup");
QDir backupFolderDir(backupFolderPath);
// ****************************************************************************************
// Silently converts old v3.3.x .fastresume files
QStringList backupFiles_3_3 = backupFolderDir.entryList(
QStringList(QLatin1String("*.fastresume.*")), QDir::Files, QDir::Unsorted);
foreach (const QString &backupFile, backupFiles_3_3)
upgradeResumeFile(backupFolderDir.absoluteFilePath(backupFile));
// ****************************************************************************************
QIniSettings *oldResumeSettings = new QIniSettings("qBittorrent", "qBittorrent-resume");
QString oldResumeFilename = oldResumeSettings->fileName();
QVariantHash oldResumeData = oldResumeSettings->value("torrents").toHash();
delete oldResumeSettings;
bool oldResumeWasEmpty = oldResumeData.isEmpty();
if (oldResumeWasEmpty)
if (oldResumeData.isEmpty()) {
Utils::Fs::forceRemove(oldResumeFilename);
return true;
}
QString backupFolderPath = Utils::Fs::expandPathAbs(Utils::Fs::QDesktopServicesDataLocation() + "BT_backup");
QDir backupFolderDir(backupFolderPath);
QStringList backupFiles = backupFolderDir.entryList(QStringList() << QLatin1String("*.fastresume"), QDir::Files, QDir::Unsorted);
if (backupFiles.isEmpty() && oldResumeWasEmpty) return true;
if (ask && !userAcceptsUpgrade()) return false;
int maxPrio = 0;
QStringList backupFiles = backupFolderDir.entryList(
QStringList(QLatin1String("*.fastresume")), QDir::Files, QDir::Unsorted);
QRegExp rx(QLatin1String("^([A-Fa-f0-9]{40})\\.fastresume$"));
foreach (QString backupFile, backupFiles) {
if (rx.indexIn(backupFile) != -1) {
if (upgradeResumeFile(backupFolderDir.absoluteFilePath(backupFile), oldResumeData[rx.cap(1)].toHash(), maxPrio))
if (upgradeResumeFile(backupFolderDir.absoluteFilePath(backupFile), oldResumeData[rx.cap(1)].toHash()))
oldResumeData.remove(rx.cap(1));
else
Logger::instance()->addMessage(QObject::tr("Couldn't migrate torrent with hash: %1").arg(rx.cap(1)), Log::WARNING);
@ -162,7 +185,10 @@ bool upgrade(bool ask = true)
resumeData["qBt-seedStatus"] = oldTorrent.value("seed").toBool();
resumeData["qBt-tempPathDisabled"] = false;
QString filename = QString("%1.fastresume.%2").arg(hash).arg(++maxPrio);
int queuePosition = oldTorrent.value("priority", 0).toInt();
resumeData["qBt-queuePosition"] = (queuePosition >= 0 ? queuePosition : 0);
QString filename = QString("%1.fastresume").arg(hash);
QString filepath = backupFolderDir.absoluteFilePath(filename);
QFile resumeFile(filepath);
@ -173,17 +199,13 @@ bool upgrade(bool ask = true)
}
}
if (!oldResumeWasEmpty) {
int counter = 0;
QString backupResumeFilename = oldResumeFilename + ".bak";
while (QFile::exists(backupResumeFilename)) {
++counter;
backupResumeFilename = oldResumeFilename + ".bak" + QString::number(counter);
}
QFile::rename(oldResumeFilename, backupResumeFilename);
int counter = 0;
QString backupResumeFilename = oldResumeFilename + ".bak";
while (QFile::exists(backupResumeFilename)) {
++counter;
backupResumeFilename = oldResumeFilename + ".bak" + QString::number(counter);
}
QFile::rename(oldResumeFilename, backupResumeFilename);
return true;
}

9
src/base/bittorrent/private/resumedatasavingmanager.cpp
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@ -37,14 +37,9 @@ ResumeDataSavingManager::ResumeDataSavingManager(const QString &resumeFolderPath
{
}
void ResumeDataSavingManager::saveResumeData(QString infoHash, QByteArray data, int priority) const
void ResumeDataSavingManager::saveResumeData(QString infoHash, QByteArray data) const
{
QStringList filters(QString("%1.fastresume.*").arg(infoHash));
const QStringList files = m_resumeDataDir.entryList(filters, QDir::Files, QDir::Unsorted);
foreach (const QString &file, files)
Utils::Fs::forceRemove(m_resumeDataDir.absoluteFilePath(file));
QString filename = QString("%1.fastresume.%2").arg(infoHash).arg(priority);
QString filename = QString("%1.fastresume").arg(infoHash);
QString filepath = m_resumeDataDir.absoluteFilePath(filename);
qDebug() << "Saving resume data in" << filepath;

2
src/base/bittorrent/private/resumedatasavingmanager.h
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@ -41,7 +41,7 @@ public:
explicit ResumeDataSavingManager(const QString &resumeFolderPath);
public slots:
void saveResumeData(QString infoHash, QByteArray data, int priority) const;
void saveResumeData(QString infoHash, QByteArray data) const;
private:
QDir m_resumeDataDir;

79
src/base/bittorrent/session.cpp
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@ -97,7 +97,7 @@ namespace libt = libtorrent;
using namespace BitTorrent;
static bool readFile(const QString &path, QByteArray &buf);
static bool loadTorrentResumeData(const QByteArray &data, AddTorrentData &out, MagnetUri &magnetUri);
static bool loadTorrentResumeData(const QByteArray &data, AddTorrentData &out, int &prio, MagnetUri &magnetUri);
static void torrentQueuePositionUp(const libt::torrent_handle &handle);
static void torrentQueuePositionDown(const libt::torrent_handle &handle);
@ -1729,8 +1729,7 @@ void Session::handleTorrentResumeDataReady(TorrentHandle *const torrent, const l
libt::bencode(std::back_inserter(out), data);
QMetaObject::invokeMethod(m_resumeDataSavingManager, "saveResumeData",
Q_ARG(QString, torrent->hash()), Q_ARG(QByteArray, out),
Q_ARG(int, torrent->queuePosition()));
Q_ARG(QString, torrent->hash()), Q_ARG(QByteArray, out));
}
void Session::handleTorrentResumeDataFailed(TorrentHandle *const torrent)
@ -1897,48 +1896,56 @@ void Session::startUpTorrents()
const QDir resumeDataDir(m_resumeFolderPath);
QStringList fastresumes = resumeDataDir.entryList(
QStringList(QLatin1String("*.fastresume.*")), QDir::Files, QDir::Unsorted);
typedef QPair<int, QString> PrioHashPair;
typedef std::vector<PrioHashPair> PrioHashVector;
typedef std::greater<PrioHashPair> PrioHashGreater;
std::priority_queue<PrioHashPair, PrioHashVector, PrioHashGreater> torrentQueue;
// Fastresume file name format:
// <torrent_info_hash>.fastresume.<torrent_queue_position>
// E.g.:
// fc8a15a2faf2734dbb1dc5f7afdc5c9beaeb1f59.fastresume.2
QRegExp rx(QLatin1String("^([A-Fa-f0-9]{40})\\.fastresume\\.(\\d+)$"));
foreach (const QString &fastresume, fastresumes) {
if (rx.indexIn(fastresume) != -1) {
PrioHashPair p = qMakePair(rx.cap(2).toInt(), rx.cap(1));
torrentQueue.push(p);
}
}
QStringList(QLatin1String("*.fastresume")), QDir::Files, QDir::Unsorted);
QString filePath;
Logger *const logger = Logger::instance();
qDebug("Starting up torrents");
qDebug("Priority queue size: %ld", (long)torrentQueue.size());
// Resume downloads
while (!torrentQueue.empty()) {
const int prio = torrentQueue.top().first;
const QString hash = torrentQueue.top().second;
torrentQueue.pop();
typedef struct
{
QString hash;
MagnetUri magnetUri;
AddTorrentData addTorrentData;
QByteArray data;
} TorrentResumeData;
qDebug("Starting up torrents");
qDebug("Queue size: %d", fastresumes.size());
// Resume downloads
QMap<int, TorrentResumeData> queuedResumeData;
QRegExp rx(QLatin1String("^([A-Fa-f0-9]{40})\\.fastresume$"));
foreach (const QString &fastresumeName, fastresumes) {
if (rx.indexIn(fastresumeName) == -1) continue;
QString hash = rx.cap(1);
QString fastresumePath =
resumeDataDir.absoluteFilePath(QString("%1.fastresume.%2").arg(hash).arg(prio));
resumeDataDir.absoluteFilePath(fastresumeName);
QByteArray data;
AddTorrentData resumeData;
MagnetUri magnetUri;
if (readFile(fastresumePath, data) && loadTorrentResumeData(data, resumeData, magnetUri)) {
filePath = resumeDataDir.filePath(QString("%1.torrent").arg(hash));
qDebug("Starting up torrent %s ...", qPrintable(hash));
if (!addTorrent_impl(resumeData, magnetUri, TorrentInfo::loadFromFile(filePath), data))
logger->addMessage(tr("Unable to resume torrent '%1'.", "e.g: Unable to resume torrent 'hash'.")
.arg(Utils::Fs::toNativePath(hash)), Log::CRITICAL);
int queuePosition;
if (readFile(fastresumePath, data) && loadTorrentResumeData(data, resumeData, queuePosition, magnetUri)) {
if (queuePosition == 0) {
filePath = resumeDataDir.filePath(QString("%1.torrent").arg(hash));
qDebug("Starting up torrent %s ...", qPrintable(hash));
if (!addTorrent_impl(resumeData, magnetUri, TorrentInfo::loadFromFile(filePath), data))
logger->addMessage(tr("Unable to resume torrent '%1'.", "e.g: Unable to resume torrent 'hash'.")
.arg(hash), Log::CRITICAL);
}
else {
queuedResumeData[queuePosition] = { hash, magnetUri, resumeData, data };
}
}
}
// starting up downloading torrents (queue position > 0)
foreach (const TorrentResumeData &torrentResumeData, queuedResumeData) {
filePath = resumeDataDir.filePath(QString("%1.torrent").arg(torrentResumeData.hash));
qDebug("Starting up torrent %s ...", qPrintable(torrentResumeData.hash));
if (!addTorrent_impl(torrentResumeData.addTorrentData, torrentResumeData.magnetUri, TorrentInfo::loadFromFile(filePath), torrentResumeData.data))
logger->addMessage(tr("Unable to resume torrent '%1'.", "e.g: Unable to resume torrent 'hash'.")
.arg(torrentResumeData.hash), Log::CRITICAL);
}
}
quint64 Session::getAlltimeDL() const
@ -2351,7 +2358,7 @@ bool readFile(const QString &path, QByteArray &buf)
return true;
}
bool loadTorrentResumeData(const QByteArray &data, AddTorrentData &out, MagnetUri &magnetUri)
bool loadTorrentResumeData(const QByteArray &data, AddTorrentData &out, int &prio, MagnetUri &magnetUri)
{
out = AddTorrentData();
out.resumed = true;
@ -2373,6 +2380,8 @@ bool loadTorrentResumeData(const QByteArray &data, AddTorrentData &out, MagnetUr
out.addPaused = fast.dict_find_int_value("qBt-paused");
out.addForced = fast.dict_find_int_value("qBt-forced");
prio = fast.dict_find_int_value("qBt-queuePosition");
return true;
}

1
src/base/bittorrent/torrenthandle.cpp
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@ -1432,6 +1432,7 @@ void TorrentHandle::handleSaveResumeDataAlert(libtorrent::save_resume_data_alert
resumeData["qBt-name"] = Utils::String::toStdString(m_name);
resumeData["qBt-seedStatus"] = m_hasSeedStatus;
resumeData["qBt-tempPathDisabled"] = m_tempPathDisabled;
resumeData["qBt-queuePosition"] = queuePosition();
m_session->handleTorrentResumeDataReady(this, resumeData);
}