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-rw-r--r--logic/updater/DownloadUpdateTask.cpp279
1 files changed, 186 insertions, 93 deletions
diff --git a/logic/updater/DownloadUpdateTask.cpp b/logic/updater/DownloadUpdateTask.cpp
index d72cfcf6..cc06104a 100644
--- a/logic/updater/DownloadUpdateTask.cpp
+++ b/logic/updater/DownloadUpdateTask.cpp
@@ -26,9 +26,8 @@
#include <QDomDocument>
-
-DownloadUpdateTask::DownloadUpdateTask(QString repoUrl, int versionId, QObject* parent) :
- Task(parent)
+DownloadUpdateTask::DownloadUpdateTask(QString repoUrl, int versionId, QObject *parent)
+ : Task(parent)
{
m_cVersionId = MMC->version().build;
@@ -87,7 +86,8 @@ void DownloadUpdateTask::findCurrentVersionInfo()
// Load the channel list and wait for it to finish loading.
QLOG_INFO() << "No channel list entries found. Will try reloading it.";
- QObject::connect(checker.get(), &UpdateChecker::channelListLoaded, this, &DownloadUpdateTask::processChannels);
+ QObject::connect(checker.get(), &UpdateChecker::channelListLoaded, this,
+ &DownloadUpdateTask::processChannels);
checker->updateChanList();
}
else
@@ -101,11 +101,12 @@ void DownloadUpdateTask::loadVersionInfo()
setStatus(tr("Loading version information."));
// Create the net job for loading version info.
- NetJob* netJob = new NetJob("Version Info");
-
+ NetJob *netJob = new NetJob("Version Info");
+
// Find the index URL.
QUrl newIndexUrl = QUrl(m_nRepoUrl).resolved(QString::number(m_nVersionId) + ".json");
-
+ QLOG_DEBUG() << m_nRepoUrl << " turns into " << newIndexUrl;
+
// Add a net action to download the version info for the version we're updating to.
netJob->addNetAction(ByteArrayDownload::make(newIndexUrl));
@@ -114,10 +115,12 @@ void DownloadUpdateTask::loadVersionInfo()
{
QUrl cIndexUrl = QUrl(m_cRepoUrl).resolved(QString::number(m_cVersionId) + ".json");
netJob->addNetAction(ByteArrayDownload::make(cIndexUrl));
+ QLOG_DEBUG() << m_cRepoUrl << " turns into " << cIndexUrl;
}
// Connect slots so we know when it's done.
- QObject::connect(netJob, &NetJob::succeeded, this, &DownloadUpdateTask::vinfoDownloadFinished);
+ QObject::connect(netJob, &NetJob::succeeded, this,
+ &DownloadUpdateTask::vinfoDownloadFinished);
QObject::connect(netJob, &NetJob::failed, this, &DownloadUpdateTask::vinfoDownloadFailed);
// Store the NetJob in a class member. We don't want to lose it!
@@ -135,7 +138,8 @@ void DownloadUpdateTask::vinfoDownloadFinished()
void DownloadUpdateTask::vinfoDownloadFailed()
{
- // Something failed. We really need the second download (current version info), so parse downloads anyways as long as the first one succeeded.
+ // Something failed. We really need the second download (current version info), so parse
+ // downloads anyways as long as the first one succeeded.
if (m_vinfoNetJob->first()->m_status != Job_Failed)
{
parseDownloadedVersionInfo();
@@ -154,43 +158,51 @@ void DownloadUpdateTask::parseDownloadedVersionInfo()
setStatus(tr("Reading file list for new version."));
QLOG_DEBUG() << "Reading file list for new version.";
QString error;
- if (!parseVersionInfo(std::dynamic_pointer_cast<ByteArrayDownload>(
- m_vinfoNetJob->first())->m_data, &m_nVersionFileList, &error))
+ if (!parseVersionInfo(
+ std::dynamic_pointer_cast<ByteArrayDownload>(m_vinfoNetJob->first())->m_data,
+ &m_nVersionFileList, &error))
{
emitFailed(error);
return;
}
- // If there is a second entry in the network job's list, load it as the current version's info.
+ // If there is a second entry in the network job's list, load it as the current version's
+ // info.
if (m_vinfoNetJob->size() >= 2 && m_vinfoNetJob->operator[](1)->m_status != Job_Failed)
{
setStatus(tr("Reading file list for current version."));
QLOG_DEBUG() << "Reading file list for current version.";
QString error;
- parseVersionInfo(std::dynamic_pointer_cast<ByteArrayDownload>(
- m_vinfoNetJob->operator[](1))->m_data, &m_cVersionFileList, &error);
+ parseVersionInfo(
+ std::dynamic_pointer_cast<ByteArrayDownload>(m_vinfoNetJob->operator[](1))->m_data,
+ &m_cVersionFileList, &error);
}
// We don't need this any more.
m_vinfoNetJob.reset();
- // Now that we're done loading version info, we can move on to the next step. Process file lists and download files.
+ // Now that we're done loading version info, we can move on to the next step. Process file
+ // lists and download files.
processFileLists();
}
-bool DownloadUpdateTask::parseVersionInfo(const QByteArray &data, VersionFileList* list, QString *error)
+bool DownloadUpdateTask::parseVersionInfo(const QByteArray &data, VersionFileList *list,
+ QString *error)
{
QJsonParseError jsonError;
QJsonDocument jsonDoc = QJsonDocument::fromJson(data, &jsonError);
if (jsonError.error != QJsonParseError::NoError)
{
- *error = QString("Failed to parse version info JSON: %1 at %2").arg(jsonError.errorString()).arg(jsonError.offset);
+ *error = QString("Failed to parse version info JSON: %1 at %2")
+ .arg(jsonError.errorString())
+ .arg(jsonError.offset);
QLOG_ERROR() << error;
return false;
}
QJsonObject json = jsonDoc.object();
+ QLOG_DEBUG() << data;
QLOG_DEBUG() << "Loading version info from JSON.";
QJsonArray filesArray = json.value("Files").toArray();
for (QJsonValue fileValue : filesArray)
@@ -198,13 +210,10 @@ bool DownloadUpdateTask::parseVersionInfo(const QByteArray &data, VersionFileLis
QJsonObject fileObj = fileValue.toObject();
VersionFileEntry file{
- fileObj.value("Path").toString(),
- fileObj.value("Perms").toVariant().toInt(),
- FileSourceList(),
- fileObj.value("MD5").toString(),
- };
+ fileObj.value("Path").toString(), fileObj.value("Perms").toVariant().toInt(),
+ FileSourceList(), fileObj.value("MD5").toString(), };
QLOG_DEBUG() << "File" << file.path << "with perms" << file.mode;
-
+
QJsonArray sourceArray = fileObj.value("Sources").toArray();
for (QJsonValue val : sourceArray)
{
@@ -213,11 +222,14 @@ bool DownloadUpdateTask::parseVersionInfo(const QByteArray &data, VersionFileLis
QString type = sourceObj.value("SourceType").toString();
if (type == "http")
{
- file.sources.append(FileSource("http", preparePath(sourceObj.value("Url").toString())));
+ file.sources.append(
+ FileSource("http", preparePath(sourceObj.value("Url").toString())));
}
else if (type == "httpc")
{
- file.sources.append(FileSource("httpc", preparePath(sourceObj.value("Url").toString()), sourceObj.value("CompressionType").toString()));
+ file.sources.append(FileSource("httpc",
+ preparePath(sourceObj.value("Url").toString()),
+ sourceObj.value("CompressionType").toString()));
}
else
{
@@ -236,13 +248,19 @@ bool DownloadUpdateTask::parseVersionInfo(const QByteArray &data, VersionFileLis
void DownloadUpdateTask::processFileLists()
{
// Create a network job for downloading files.
- NetJob* netJob = new NetJob("Update Files");
+ NetJob *netJob = new NetJob("Update Files");
- processFileLists(netJob, m_cVersionFileList, m_nVersionFileList, m_operationList);
+ if (!processFileLists(netJob, m_cVersionFileList, m_nVersionFileList, m_operationList))
+ {
+ emitFailed(tr("Failed to process update lists..."));
+ return;
+ }
// Add listeners to wait for the downloads to finish.
- QObject::connect(netJob, &NetJob::succeeded, this, &DownloadUpdateTask::fileDownloadFinished);
- QObject::connect(netJob, &NetJob::progress, this, &DownloadUpdateTask::fileDownloadProgressChanged);
+ QObject::connect(netJob, &NetJob::succeeded, this,
+ &DownloadUpdateTask::fileDownloadFinished);
+ QObject::connect(netJob, &NetJob::progress, this,
+ &DownloadUpdateTask::fileDownloadProgressChanged);
QObject::connect(netJob, &NetJob::failed, this, &DownloadUpdateTask::fileDownloadFailed);
// Now start the download.
@@ -254,75 +272,144 @@ void DownloadUpdateTask::processFileLists()
writeInstallScript(m_operationList, PathCombine(m_updateFilesDir.path(), "file_list.xml"));
}
-void DownloadUpdateTask::processFileLists(NetJob *job, const VersionFileList &currentVersion, const VersionFileList &newVersion, DownloadUpdateTask::UpdateOperationList &ops)
+bool
+DownloadUpdateTask::processFileLists(NetJob *job,
+ const DownloadUpdateTask::VersionFileList &currentVersion,
+ const DownloadUpdateTask::VersionFileList &newVersion,
+ DownloadUpdateTask::UpdateOperationList &ops)
{
setStatus(tr("Processing file lists. Figuring out how to install the update."));
- // First, if we've loaded the current version's file list, we need to iterate through it and
+ // First, if we've loaded the current version's file list, we need to iterate through it and
// delete anything in the current one version's list that isn't in the new version's list.
for (VersionFileEntry entry : currentVersion)
{
+ QFileInfo toDelete(entry.path);
+ if (!toDelete.exists())
+ {
+ QLOG_ERROR() << "Expected file " << toDelete.absoluteFilePath()
+ << " doesn't exist!";
+ QLOG_ERROR() << "CWD: " << QDir::currentPath();
+ }
bool keep = false;
+
+ //
for (VersionFileEntry newEntry : newVersion)
{
if (newEntry.path == entry.path)
{
- QLOG_DEBUG() << "Not deleting" << entry.path << "because it is still present in the new version.";
+ QLOG_DEBUG() << "Not deleting" << entry.path
+ << "because it is still present in the new version.";
keep = true;
break;
}
}
+
// If the loop reaches the end and we didn't find a match, delete the file.
- if(!keep)
- ops.append(UpdateOperation::DeleteOp(entry.path));
+ if (!keep)
+ {
+ QFileInfo toDelete(entry.path);
+ if (toDelete.exists())
+ ops.append(UpdateOperation::DeleteOp(entry.path));
+ }
}
// Next, check each file in MultiMC's folder and see if we need to update them.
for (VersionFileEntry entry : newVersion)
{
- // TODO: Let's not MD5sum a ton of files on the GUI thread. We should probably find a way to do this in the background.
+ // TODO: Let's not MD5sum a ton of files on the GUI thread. We should probably find a
+ // way to do this in the background.
QString fileMD5;
QFile entryFile(entry.path);
- if (entryFile.open(QFile::ReadOnly))
+ QFileInfo entryInfo(entry.path);
+
+ bool needs_upgrade = false;
+ if (!entryFile.exists())
+ {
+ needs_upgrade = true;
+ }
+ else
{
- QCryptographicHash hash(QCryptographicHash::Md5);
- hash.addData(entryFile.readAll());
- fileMD5 = hash.result().toHex();
+ bool pass = true;
+ if (!entryInfo.isReadable())
+ {
+ QLOG_ERROR() << "File " << entry.path << " is not readable.";
+ pass = false;
+ }
+ if (!entryInfo.isWritable())
+ {
+ QLOG_ERROR() << "File " << entry.path << " is not writable.";
+ pass = false;
+ }
+ if (!entryFile.open(QFile::ReadOnly))
+ {
+ QLOG_ERROR() << "File " << entry.path << " cannot be opened for reading.";
+ pass = false;
+ }
+ if (!pass)
+ {
+ QLOG_ERROR() << "CWD: " << QDir::currentPath();
+ ops.clear();
+ return false;
+ }
}
- if (!entryFile.exists() || fileMD5.isEmpty() || fileMD5 != entry.md5)
+ QCryptographicHash hash(QCryptographicHash::Md5);
+ auto foo = entryFile.readAll();
+
+ hash.addData(foo);
+ fileMD5 = hash.result().toHex();
+ if ((fileMD5 != entry.md5))
+ {
+ QLOG_DEBUG() << "MD5Sum does not match!";
+ QLOG_DEBUG() << "Expected:'" << entry.md5 << "'";
+ QLOG_DEBUG() << "Got: '" << fileMD5 << "'";
+ needs_upgrade = true;
+ }
+
+ // skip file. it doesn't need an upgrade.
+ if (!needs_upgrade)
{
- QLOG_DEBUG() << "Found file" << entry.path << "that needs updating.";
+ QLOG_DEBUG() << "File" << entry.path << " does not need updating.";
+ continue;
+ }
+
+ // yep. this file actually needs an upgrade. PROCEED.
+ QLOG_DEBUG() << "Found file" << entry.path << " that needs updating.";
- // Go through the sources list and find one to use.
- // TODO: Make a NetAction that takes a source list and tries each of them until one works. For now, we'll just use the first http one.
- for (FileSource source : entry.sources)
+ // Go through the sources list and find one to use.
+ // TODO: Make a NetAction that takes a source list and tries each of them until one
+ // works. For now, we'll just use the first http one.
+ for (FileSource source : entry.sources)
+ {
+ if (source.type == "http")
{
- if (source.type == "http")
+ QLOG_DEBUG() << "Will download" << entry.path << "from" << source.url;
+
+ // Download it to updatedir/<filepath>-<md5> where filepath is the file's
+ // path with slashes replaced by underscores.
+ QString dlPath =
+ PathCombine(m_updateFilesDir.path(), QString(entry.path).replace("/", "_"));
+
+ if (job)
{
- QLOG_DEBUG() << "Will download" << entry.path << "from" << source.url;
-
- // Download it to updatedir/<filepath>-<md5> where filepath is the file's path with slashes replaced by underscores.
- QString dlPath = PathCombine(m_updateFilesDir.path(), QString(entry.path).replace("/", "_"));
-
- if (job)
- {
- // We need to download the file to the updatefiles folder and add a task to copy it to its install path.
- auto download = MD5EtagDownload::make(source.url, dlPath);
- download->m_check_md5 = true;
- download->m_expected_md5 = entry.md5;
- job->addNetAction(download);
- }
-
- // Now add a copy operation to our operations list to install the file.
- ops.append(UpdateOperation::CopyOp(dlPath, entry.path, entry.mode));
+ // We need to download the file to the updatefiles folder and add a task
+ // to copy it to its install path.
+ auto download = MD5EtagDownload::make(source.url, dlPath);
+ download->m_check_md5 = true;
+ download->m_expected_md5 = entry.md5;
+ job->addNetAction(download);
}
+
+ // Now add a copy operation to our operations list to install the file.
+ ops.append(UpdateOperation::CopyOp(dlPath, entry.path, entry.mode));
}
}
}
+ return true;
}
-bool DownloadUpdateTask::writeInstallScript(UpdateOperationList& opsList, QString scriptFile)
+bool DownloadUpdateTask::writeInstallScript(UpdateOperationList &opsList, QString scriptFile)
{
// Build the base structure of the XML document.
QDomDocument doc;
@@ -342,38 +429,43 @@ bool DownloadUpdateTask::writeInstallScript(UpdateOperationList& opsList, QStrin
{
QDomElement file = doc.createElement("file");
+ QString native_file = QDir::toNativeSeparators(op.file);
+ QString native_dest = QDir::toNativeSeparators(op.dest);
+
switch (op.type)
{
- case UpdateOperation::OP_COPY:
- {
- // Install the file.
- QDomElement name = doc.createElement("source");
- QDomElement path = doc.createElement("dest");
- QDomElement mode = doc.createElement("mode");
- name.appendChild(doc.createTextNode(op.file));
- path.appendChild(doc.createTextNode(op.dest));
- // We need to add a 0 at the beginning here, because Qt doesn't convert to octal correctly.
- mode.appendChild(doc.createTextNode("0" + QString::number(op.mode, 8)));
- file.appendChild(name);
- file.appendChild(path);
- file.appendChild(mode);
- installFiles.appendChild(file);
- QLOG_DEBUG() << "Will install file" << op.file;
- }
- break;
+ case UpdateOperation::OP_COPY:
+ {
+ // Install the file.
+ QDomElement name = doc.createElement("source");
+ QDomElement path = doc.createElement("dest");
+ QDomElement mode = doc.createElement("mode");
+ name.appendChild(doc.createTextNode(native_file));
+ path.appendChild(doc.createTextNode(native_dest));
+ // We need to add a 0 at the beginning here, because Qt doesn't convert to octal
+ // correctly.
+ mode.appendChild(doc.createTextNode("0" + QString::number(op.mode, 8)));
+ file.appendChild(name);
+ file.appendChild(path);
+ file.appendChild(mode);
+ installFiles.appendChild(file);
+ QLOG_DEBUG() << "Will install file" << native_file;
+ }
+ break;
- case UpdateOperation::OP_DELETE:
- {
- // Delete the file.
- file.appendChild(doc.createTextNode(op.file));
- removeFiles.appendChild(file);
- QLOG_DEBUG() << "Will remove file" << op.file;
- }
- break;
+ case UpdateOperation::OP_DELETE:
+ {
+ // Delete the file.
+ file.appendChild(doc.createTextNode(native_file));
+ removeFiles.appendChild(file);
+ QLOG_DEBUG() << "Will remove file" << native_file;
+ }
+ break;
- default:
- QLOG_WARN() << "Can't write update operation of type" << op.type << "to file. Not implemented.";
- continue;
+ default:
+ QLOG_WARN() << "Can't write update operation of type" << op.type
+ << "to file. Not implemented.";
+ continue;
}
}
@@ -395,7 +487,9 @@ bool DownloadUpdateTask::writeInstallScript(UpdateOperationList& opsList, QStrin
QString DownloadUpdateTask::preparePath(const QString &path)
{
- return QString(path).replace("$PWD", qApp->applicationDirPath());
+ QString foo = path;
+ foo.replace("$PWD", qApp->applicationDirPath());
+ return QUrl::fromLocalFile(foo).toString(QUrl::FullyEncoded);
}
void DownloadUpdateTask::fileDownloadFinished()
@@ -412,11 +506,10 @@ void DownloadUpdateTask::fileDownloadFailed()
void DownloadUpdateTask::fileDownloadProgressChanged(qint64 current, qint64 total)
{
- setProgress((int)(((float)current / (float)total)*100));
+ setProgress((int)(((float)current / (float)total) * 100));
}
QString DownloadUpdateTask::updateFilesDir()
{
return m_updateFilesDir.path();
}
-