void PsUpdateDownloader::partFinished(qint64 got, qint64 total) {
if (!reply) return;
QVariant statusCode = reply->attribute(QNetworkRequest::HttpStatusCodeAttribute);
if (statusCode.isValid()) {
int status = statusCode.toInt();
if (status != 200 && status != 206 && status != 416) {
LOG(("Update Error: Bad HTTP status received in partFinished(): %1").arg(status));
return fatalFail();
}
}
if (!already && !full) {
QMutexLocker lock(&mutex);
full = total;
}
DEBUG_LOG(("Update Info: part %1 of %2").arg(got).arg(total));
if (!outputFile.isOpen()) {
if (!outputFile.open(QIODevice::Append)) {
LOG(("Update Error: Could not open output file '%1' for appending").arg(outputFile.fileName()));
return fatalFail();
}
}
QByteArray r = reply->readAll();
if (!r.isEmpty()) {
outputFile.write(r);
QMutexLocker lock(&mutex);
already += r.size();
}
if (got >= total) {
reply->deleteLater();
reply = 0;
outputFile.close();
unpackUpdate();
} else {
emit App::app()->updateDownloading(already, full);
}
}
void PsUpdateDownloader::unpackUpdate() {
QByteArray packed;
if (!outputFile.open(QIODevice::ReadOnly)) {
LOG(("Update Error: cant read updates file!"));
return fatalFail();
}
#ifdef Q_OS_WIN // use Lzma SDK for win
const int32 hSigLen = 128, hShaLen = 20, hPropsLen = LZMA_PROPS_SIZE, hOriginalSizeLen = sizeof(int32), hSize = hSigLen + hShaLen + hPropsLen + hOriginalSizeLen; // header
#else
const int32 hSigLen = 128, hShaLen = 20, hPropsLen = 0, hOriginalSizeLen = sizeof(int32), hSize = hSigLen + hShaLen + hOriginalSizeLen; // header
#endif
QByteArray compressed = outputFile.readAll();
int32 compressedLen = compressed.size() - hSize;
if (compressedLen <= 0) {
LOG(("Update Error: bad compressed size: %1").arg(compressed.size()));
return fatalFail();
}
outputFile.close();
QString tempDirPath = cWorkingDir() + qsl("tupdates/temp"), readyDirPath = cWorkingDir() + qsl("tupdates/ready");
deleteDir(tempDirPath);
deleteDir(readyDirPath);
QDir tempDir(tempDirPath), readyDir(readyDirPath);
if (tempDir.exists() || readyDir.exists()) {
LOG(("Update Error: cant clear tupdates/temp or tupdates/ready dir!"));
return fatalFail();
}
uchar sha1Buffer[20];
bool goodSha1 = !memcmp(compressed.constData() + hSigLen, hashSha1(compressed.constData() + hSigLen + hShaLen, compressedLen + hPropsLen + hOriginalSizeLen, sha1Buffer), hShaLen);
if (!goodSha1) {
LOG(("Update Error: bad SHA1 hash of update file!"));
return fatalFail();
}
RSA *pbKey = PEM_read_bio_RSAPublicKey(BIO_new_mem_buf(const_cast<char*>(UpdatesPublicKey), -1), 0, 0, 0);
if (!pbKey) {
LOG(("Update Error: cant read public rsa key!"));
return fatalFail();
}
if (RSA_verify(NID_sha1, (const uchar*)(compressed.constData() + hSigLen), hShaLen, (const uchar*)(compressed.constData()), hSigLen, pbKey) != 1) { // verify signature
RSA_free(pbKey);
LOG(("Update Error: bad RSA signature of update file!"));
return fatalFail();
}
RSA_free(pbKey);
QByteArray uncompressed;
int32 uncompressedLen;
memcpy(&uncompressedLen, compressed.constData() + hSigLen + hShaLen + hPropsLen, hOriginalSizeLen);
uncompressed.resize(uncompressedLen);
size_t resultLen = uncompressed.size();
#ifdef Q_OS_WIN // use Lzma SDK for win
SizeT srcLen = compressedLen;
int uncompressRes = LzmaUncompress((uchar*)uncompressed.data(), &resultLen, (const uchar*)(compressed.constData() + hSize), &srcLen, (const uchar*)(compressed.constData() + hSigLen + hShaLen), LZMA_PROPS_SIZE);
if (uncompressRes != SZ_OK) {
LOG(("Update Error: could not uncompress lzma, code: %1").arg(uncompressRes));
return fatalFail();
}
#else
lzma_stream stream = LZMA_STREAM_INIT;
lzma_ret ret = lzma_stream_decoder(&stream, UINT64_MAX, LZMA_CONCATENATED);
if (ret != LZMA_OK) {
const char *msg;
switch (ret) {
case LZMA_MEM_ERROR: msg = "Memory allocation failed"; break;
case LZMA_OPTIONS_ERROR: msg = "Specified preset is not supported"; break;
case LZMA_UNSUPPORTED_CHECK: msg = "Specified integrity check is not supported"; break;
default: msg = "Unknown error, possibly a bug"; break;
}
LOG(("Error initializing the decoder: %1 (error code %2)").arg(msg).arg(ret));
return fatalFail();
}
stream.avail_in = compressedLen;
stream.next_in = (uint8_t*)(compressed.constData() + hSize);
stream.avail_out = resultLen;
stream.next_out = (uint8_t*)uncompressed.data();
lzma_ret res = lzma_code(&stream, LZMA_FINISH);
if (stream.avail_in) {
LOG(("Error in decompression, %1 bytes left in _in of %2 whole.").arg(stream.avail_in).arg(compressedLen));
return fatalFail();
} else if (stream.avail_out) {
LOG(("Error in decompression, %1 bytes free left in _out of %2 whole.").arg(stream.avail_out).arg(resultLen));
return fatalFail();
}
lzma_end(&stream);
if (res != LZMA_OK && res != LZMA_STREAM_END) {
const char *msg;
switch (res) {
case LZMA_MEM_ERROR: msg = "Memory allocation failed"; break;
case LZMA_FORMAT_ERROR: msg = "The input data is not in the .xz format"; break;
case LZMA_OPTIONS_ERROR: msg = "Unsupported compression options"; break;
case LZMA_DATA_ERROR: msg = "Compressed file is corrupt"; break;
case LZMA_BUF_ERROR: msg = "Compressed data is truncated or otherwise corrupt"; break;
default: msg = "Unknown error, possibly a bug"; break;
}
LOG(("Error in decompression: %1 (error code %2)").arg(msg).arg(res));
return fatalFail();
}
#endif
tempDir.mkdir(tempDir.absolutePath());
quint32 version;
{
QBuffer buffer(&uncompressed);
buffer.open(QIODevice::ReadOnly);
QDataStream stream(&buffer);
stream.setVersion(QDataStream::Qt_5_1);
stream >> version;
if (stream.status() != QDataStream::Ok) {
LOG(("Update Error: cant read version from downloaded stream, status: %1").arg(stream.status()));
return fatalFail();
}
if (version <= AppVersion) {
LOG(("Update Error: downloaded version %1 is not greater, than mine %2").arg(version).arg(AppVersion));
return fatalFail();
}
quint32 filesCount;
stream >> filesCount;
if (stream.status() != QDataStream::Ok) {
LOG(("Update Error: cant read files count from downloaded stream, status: %1").arg(stream.status()));
return fatalFail();
}
if (!filesCount) {
LOG(("Update Error: update is empty!"));
return fatalFail();
}
for (uint32 i = 0; i < filesCount; ++i) {
QString relativeName;
quint32 fileSize;
QByteArray fileInnerData;
bool executable = false;
stream >> relativeName >> fileSize >> fileInnerData;
#if defined Q_OS_MAC || defined Q_OS_LINUX
stream >> executable;
#endif
if (stream.status() != QDataStream::Ok) {
LOG(("Update Error: cant read file from downloaded stream, status: %1").arg(stream.status()));
return fatalFail();
}
if (fileSize != quint32(fileInnerData.size())) {
LOG(("Update Error: bad file size %1 not matching data size %2").arg(fileSize).arg(fileInnerData.size()));
return fatalFail();
}
QFile f(tempDirPath + '/' + relativeName);
if (!QDir().mkpath(QFileInfo(f).absolutePath())) {
LOG(("Update Error: cant mkpath for file '%1'").arg(tempDirPath + '/' + relativeName));
return fatalFail();
}
if (!f.open(QIODevice::WriteOnly)) {
LOG(("Update Error: cant open file '%1' for writing").arg(tempDirPath + '/' + relativeName));
return fatalFail();
}
if (f.write(fileInnerData) != fileSize) {
f.close();
LOG(("Update Error: cant write file '%1'").arg(tempDirPath + '/' + relativeName));
return fatalFail();
}
f.close();
if (executable) {
QFileDevice::Permissions p = f.permissions();
p |= QFileDevice::ExeOwner | QFileDevice::ExeUser | QFileDevice::ExeGroup | QFileDevice::ExeOther;
f.setPermissions(p);
}
}
// create tdata/version file
tempDir.mkdir(QDir(tempDirPath + qsl("/tdata")).absolutePath());
std::wstring versionString = ((version % 1000) ? QString("%1.%2.%3").arg(int(version / 1000000)).arg(int((version % 1000000) / 1000)).arg(int(version % 1000)) : QString("%1.%2").arg(int(version / 1000000)).arg(int((version % 1000000) / 1000))).toStdWString();
VerInt versionNum = VerInt(version), versionLen = VerInt(versionString.size() * sizeof(VerChar));
VerChar versionStr[32];
memcpy(versionStr, versionString.c_str(), versionLen);
QFile fVersion(tempDirPath + qsl("/tdata/version"));
if (!fVersion.open(QIODevice::WriteOnly)) {
LOG(("Update Error: cant write version file '%1'").arg(tempDirPath + qsl("/version")));
return fatalFail();
}
fVersion.write((const char*)&versionNum, sizeof(VerInt));
fVersion.write((const char*)&versionLen, sizeof(VerInt));
fVersion.write((const char*)&versionStr[0], versionLen);
fVersion.close();
}
if (!tempDir.rename(tempDir.absolutePath(), readyDir.absolutePath())) {
LOG(("Update Error: cant rename temp dir '%1' to ready dir '%2'").arg(tempDir.absolutePath()).arg(readyDir.absolutePath()));
return fatalFail();
}
deleteDir(tempDirPath);
outputFile.remove();
emit App::app()->updateReady();
}
void UpdateChecker::unpackUpdate() {
QByteArray packed;
if (!outputFile.open(QIODevice::ReadOnly)) {
LOG(("Update Error: cant read updates file!"));
return fatalFail();
}
#ifdef Q_OS_WIN // use Lzma SDK for win
const int32 hSigLen = 128, hShaLen = 20, hPropsLen = LZMA_PROPS_SIZE, hOriginalSizeLen = sizeof(int32), hSize = hSigLen + hShaLen + hPropsLen + hOriginalSizeLen; // header
#else // Q_OS_WIN
const int32 hSigLen = 128, hShaLen = 20, hPropsLen = 0, hOriginalSizeLen = sizeof(int32), hSize = hSigLen + hShaLen + hOriginalSizeLen; // header
#endif // Q_OS_WIN
QByteArray compressed = outputFile.readAll();
int32 compressedLen = compressed.size() - hSize;
if (compressedLen <= 0) {
LOG(("Update Error: bad compressed size: %1").arg(compressed.size()));
return fatalFail();
}
outputFile.close();
QString tempDirPath = cWorkingDir() + qsl("tupdates/temp"), readyFilePath = cWorkingDir() + qsl("tupdates/temp/ready");
psDeleteDir(tempDirPath);
QDir tempDir(tempDirPath);
if (tempDir.exists() || QFile(readyFilePath).exists()) {
LOG(("Update Error: cant clear tupdates/temp dir!"));
return fatalFail();
}
uchar sha1Buffer[20];
bool goodSha1 = !memcmp(compressed.constData() + hSigLen, hashSha1(compressed.constData() + hSigLen + hShaLen, compressedLen + hPropsLen + hOriginalSizeLen, sha1Buffer), hShaLen);
if (!goodSha1) {
LOG(("Update Error: bad SHA1 hash of update file!"));
return fatalFail();
}
RSA *pbKey = PEM_read_bio_RSAPublicKey(BIO_new_mem_buf(const_cast<char*>(AppAlphaVersion ? UpdatesPublicAlphaKey : UpdatesPublicKey), -1), 0, 0, 0);
if (!pbKey) {
LOG(("Update Error: cant read public rsa key!"));
return fatalFail();
}
if (RSA_verify(NID_sha1, (const uchar*)(compressed.constData() + hSigLen), hShaLen, (const uchar*)(compressed.constData()), hSigLen, pbKey) != 1) { // verify signature
RSA_free(pbKey);
if (cAlphaVersion() || cBetaVersion()) { // try other public key, if we are in alpha or beta version
pbKey = PEM_read_bio_RSAPublicKey(BIO_new_mem_buf(const_cast<char*>(AppAlphaVersion ? UpdatesPublicKey : UpdatesPublicAlphaKey), -1), 0, 0, 0);
if (!pbKey) {
LOG(("Update Error: cant read public rsa key!"));
return fatalFail();
}
if (RSA_verify(NID_sha1, (const uchar*)(compressed.constData() + hSigLen), hShaLen, (const uchar*)(compressed.constData()), hSigLen, pbKey) != 1) { // verify signature
RSA_free(pbKey);
LOG(("Update Error: bad RSA signature of update file!"));
return fatalFail();
}
} else {
LOG(("Update Error: bad RSA signature of update file!"));
return fatalFail();
}
}
RSA_free(pbKey);
QByteArray uncompressed;
int32 uncompressedLen;
memcpy(&uncompressedLen, compressed.constData() + hSigLen + hShaLen + hPropsLen, hOriginalSizeLen);
uncompressed.resize(uncompressedLen);
size_t resultLen = uncompressed.size();
#ifdef Q_OS_WIN // use Lzma SDK for win
SizeT srcLen = compressedLen;
int uncompressRes = LzmaUncompress((uchar*)uncompressed.data(), &resultLen, (const uchar*)(compressed.constData() + hSize), &srcLen, (const uchar*)(compressed.constData() + hSigLen + hShaLen), LZMA_PROPS_SIZE);
if (uncompressRes != SZ_OK) {
LOG(("Update Error: could not uncompress lzma, code: %1").arg(uncompressRes));
return fatalFail();
}
#else // Q_OS_WIN
lzma_stream stream = LZMA_STREAM_INIT;
lzma_ret ret = lzma_stream_decoder(&stream, UINT64_MAX, LZMA_CONCATENATED);
if (ret != LZMA_OK) {
const char *msg;
switch (ret) {
case LZMA_MEM_ERROR: msg = "Memory allocation failed"; break;
case LZMA_OPTIONS_ERROR: msg = "Specified preset is not supported"; break;
case LZMA_UNSUPPORTED_CHECK: msg = "Specified integrity check is not supported"; break;
default: msg = "Unknown error, possibly a bug"; break;
}
LOG(("Error initializing the decoder: %1 (error code %2)").arg(msg).arg(ret));
return fatalFail();
}
stream.avail_in = compressedLen;
stream.next_in = (uint8_t*)(compressed.constData() + hSize);
stream.avail_out = resultLen;
stream.next_out = (uint8_t*)uncompressed.data();
lzma_ret res = lzma_code(&stream, LZMA_FINISH);
if (stream.avail_in) {
LOG(("Error in decompression, %1 bytes left in _in of %2 whole.").arg(stream.avail_in).arg(compressedLen));
return fatalFail();
} else if (stream.avail_out) {
LOG(("Error in decompression, %1 bytes free left in _out of %2 whole.").arg(stream.avail_out).arg(resultLen));
return fatalFail();
}
lzma_end(&stream);
if (res != LZMA_OK && res != LZMA_STREAM_END) {
const char *msg;
switch (res) {
case LZMA_MEM_ERROR: msg = "Memory allocation failed"; break;
case LZMA_FORMAT_ERROR: msg = "The input data is not in the .xz format"; break;
case LZMA_OPTIONS_ERROR: msg = "Unsupported compression options"; break;
case LZMA_DATA_ERROR: msg = "Compressed file is corrupt"; break;
case LZMA_BUF_ERROR: msg = "Compressed data is truncated or otherwise corrupt"; break;
default: msg = "Unknown error, possibly a bug"; break;
}
LOG(("Error in decompression: %1 (error code %2)").arg(msg).arg(res));
return fatalFail();
}
#endif // Q_OS_WIN
tempDir.mkdir(tempDir.absolutePath());
quint32 version;
{
QBuffer buffer(&uncompressed);
buffer.open(QIODevice::ReadOnly);
QDataStream stream(&buffer);
stream.setVersion(QDataStream::Qt_5_1);
stream >> version;
if (stream.status() != QDataStream::Ok) {
LOG(("Update Error: cant read version from downloaded stream, status: %1").arg(stream.status()));
return fatalFail();
}
quint64 betaVersion = 0;
if (version == 0x7FFFFFFF) { // beta version
stream >> betaVersion;
if (stream.status() != QDataStream::Ok) {
LOG(("Update Error: cant read beta version from downloaded stream, status: %1").arg(stream.status()));
return fatalFail();
}
if (!cBetaVersion() || betaVersion <= cBetaVersion()) {
LOG(("Update Error: downloaded beta version %1 is not greater, than mine %2").arg(betaVersion).arg(cBetaVersion()));
return fatalFail();
}
} else if (int32(version) <= AppVersion) {
