mirror of
https://github.com/nomic-ai/gpt4all
synced 2024-11-08 07:10:32 +00:00
Provide a non-priviledged place for model downloads when exe is installed to root.
This commit is contained in:
Adam Treat
parent
09c27f6ec4
commit
29685b3eab
35
download.cpp
35
download.cpp
@ -8,6 +8,7 @@
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#include <QJsonArray>
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#include <QUrl>
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#include <QDir>
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#include <QStandardPaths>
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class MyDownload: public Download { };
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Q_GLOBAL_STATIC(MyDownload, downloadInstance)
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@ -38,6 +39,26 @@ QList<ModelInfo> Download::modelList() const
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return values;
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}
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QString Download::downloadLocalModelsPath() const
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{
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QString exePath = QCoreApplication::applicationDirPath() + QDir::separator();
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QFileInfo infoExe(exePath);
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if (infoExe.isWritable())
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return exePath;
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QString localPath = QStandardPaths::writableLocation(QStandardPaths::AppLocalDataLocation);
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QDir localDir(localPath);
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if (!localDir.exists())
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localDir.mkpath(localPath);
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QString localDownloadPath = localPath
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+ QDir::separator();
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QFileInfo infoLocal(localDownloadPath);
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if (infoLocal.isWritable())
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return localDownloadPath;
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qWarning() << "ERROR: Local download path appears not writeable:" << localDownloadPath;
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return localDownloadPath;
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}
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void Download::updateModelList()
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{
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QUrl jsonUrl("http://gpt4all.io/models/models.json");
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@ -143,7 +164,7 @@ void Download::parseJsonFile(const QByteArray &jsonData)
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modelFilesize = QString("%1 GB").arg(qreal(sz) / (1024 * 1024 * 1024), 0, 'g', 3);
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}
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QString filePath = QCoreApplication::applicationDirPath() + QDir::separator() + modelFilename;
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QString filePath = downloadLocalModelsPath() + modelFilename;
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QFileInfo info(filePath);
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ModelInfo modelInfo;
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modelInfo.filename = modelFilename;
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@ -164,7 +185,6 @@ void Download::handleDownloadProgress(qint64 bytesReceived, qint64 bytesTotal)
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return;
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QString modelFilename = modelReply->url().fileName();
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// qDebug() << "handleDownloadProgress" << bytesReceived << bytesTotal << modelFilename;
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emit downloadProgress(bytesReceived, bytesTotal, modelFilename);
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}
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@ -179,7 +199,6 @@ void Download::handleModelDownloadFinished()
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return;
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QString modelFilename = modelReply->url().fileName();
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// qDebug() << "handleModelDownloadFinished" << modelFilename;
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m_activeDownloads.removeAll(modelReply);
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if (modelReply->error()) {
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@ -210,10 +229,18 @@ void Download::handleModelDownloadFinished()
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}
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// Save the model file to disk
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QFile file(QCoreApplication::applicationDirPath() + QDir::separator() + modelFilename);
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QFile file(downloadLocalModelsPath() + modelFilename);
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if (file.open(QIODevice::WriteOnly)) {
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file.write(modelData);
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file.close();
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} else {
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QFile::FileError error = file.error();
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qWarning() << "ERROR: Could not save model to location:"
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<< downloadLocalModelsPath() + modelFilename
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<< "failed with code" << error;
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modelReply->deleteLater();
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emit downloadFinished(modelFilename);
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return;
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}
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modelReply->deleteLater();
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@ -36,6 +36,7 @@ public:
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Q_INVOKABLE void updateModelList();
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Q_INVOKABLE void downloadModel(const QString &modelFile);
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Q_INVOKABLE void cancelDownload(const QString &modelFile);
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Q_INVOKABLE QString downloadLocalModelsPath() const;
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private Q_SLOTS:
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void handleJsonDownloadFinished();
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88
llm.cpp
88
llm.cpp
@ -17,6 +17,23 @@ LLM *LLM::globalInstance()
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static LLModel::PromptContext s_ctx;
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static QString modelFilePath(const QString &modelName)
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{
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QString appPath = QCoreApplication::applicationDirPath()
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+ QDir::separator() + "ggml-" + modelName + ".bin";
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QFileInfo infoAppPath(appPath);
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if (infoAppPath.exists())
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return appPath;
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QString downloadPath = Download::globalInstance()->downloadLocalModelsPath()
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+ QDir::separator() + "ggml-" + modelName + ".bin";
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QFileInfo infoLocalPath(downloadPath);
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if (infoLocalPath.exists())
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return downloadPath;
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return QString();
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}
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LLMObject::LLMObject()
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: QObject{nullptr}
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, m_llmodel(nullptr)
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@ -31,14 +48,15 @@ LLMObject::LLMObject()
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bool LLMObject::loadModel()
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{
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if (modelList().isEmpty()) {
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const QList<QString> models = modelList();
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if (models.isEmpty()) {
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// try again when we get a list of models
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connect(Download::globalInstance(), &Download::modelListChanged, this,
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&LLMObject::loadModel, Qt::SingleShotConnection);
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return false;
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}
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return loadModelPrivate(modelList().first());
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return loadModelPrivate(models.first());
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}
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bool LLMObject::loadModelPrivate(const QString &modelName)
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@ -54,8 +72,7 @@ bool LLMObject::loadModelPrivate(const QString &modelName)
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}
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bool isGPTJ = false;
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QString filePath = QCoreApplication::applicationDirPath() + QDir::separator() +
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"ggml-" + modelName + ".bin";
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QString filePath = modelFilePath(modelName);
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QFileInfo info(filePath);
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if (info.exists()) {
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@ -169,28 +186,57 @@ void LLMObject::modelNameChangeRequested(const QString &modelName)
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QList<QString> LLMObject::modelList() const
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{
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QDir dir(QCoreApplication::applicationDirPath());
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dir.setNameFilters(QStringList() << "ggml-*.bin");
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QStringList fileNames = dir.entryList();
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if (fileNames.isEmpty()) {
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qWarning() << "ERROR: Could not find any applicable models in directory"
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<< QCoreApplication::applicationDirPath();
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return QList<QString>();
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// Build a model list from exepath and from the localpath
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QList<QString> list;
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QString exePath = QCoreApplication::applicationDirPath() + QDir::separator();
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QString localPath = Download::globalInstance()->downloadLocalModelsPath();
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{
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QDir dir(exePath);
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dir.setNameFilters(QStringList() << "ggml-*.bin");
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QStringList fileNames = dir.entryList();
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for (QString f : fileNames) {
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QString filePath = exePath + f;
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QFileInfo info(filePath);
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QString name = info.completeBaseName().remove(0, 5);
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if (info.exists()) {
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if (name == m_modelName)
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list.prepend(name);
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else
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list.append(name);
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}
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}
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}
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QList<QString> list;
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for (QString f : fileNames) {
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QString filePath = QCoreApplication::applicationDirPath() + QDir::separator() + f;
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QFileInfo info(filePath);
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QString name = info.completeBaseName().remove(0, 5);
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if (info.exists()) {
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if (name == m_modelName)
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list.prepend(name);
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else
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list.append(name);
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if (localPath != exePath) {
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QDir dir(localPath);
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dir.setNameFilters(QStringList() << "ggml-*.bin");
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QStringList fileNames = dir.entryList();
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for (QString f : fileNames) {
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QString filePath = localPath + f;
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QFileInfo info(filePath);
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QString name = info.completeBaseName().remove(0, 5);
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if (info.exists() && !list.contains(name)) { // don't allow duplicates
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if (name == m_modelName)
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list.prepend(name);
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else
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list.append(name);
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}
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}
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}
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if (list.isEmpty()) {
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if (exePath != localPath) {
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qWarning() << "ERROR: Could not find any applicable models in"
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<< exePath << "nor" << localPath;
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} else {
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qWarning() << "ERROR: Could not find any applicable models in"
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<< exePath;
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}
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return QList<QString>();
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}
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return list;
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}
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@ -7,7 +7,7 @@ import llm
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Dialog {
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id: modelDownloaderDialog
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width: 1024
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height: 400
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height: 435
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modal: true
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opacity: 0.9
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closePolicy: LLM.modelList.length === 0 ? Popup.NoAutoClose : (Popup.CloseOnEscape | Popup.CloseOnPressOutside)
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@ -28,7 +28,7 @@ Dialog {
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ColumnLayout {
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anchors.fill: parent
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anchors.margins: 20
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spacing: 10
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spacing: 30
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Label {
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id: listLabel
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@ -38,199 +38,216 @@ Dialog {
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color: theme.textColor
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}
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ListView {
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id: modelList
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ScrollView {
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id: scrollView
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ScrollBar.vertical.policy: ScrollBar.AlwaysOn
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Layout.fillWidth: true
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Layout.fillHeight: true
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model: Download.modelList
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clip: true
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boundsBehavior: Flickable.StopAtBounds
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delegate: Item {
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id: delegateItem
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width: modelList.width
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height: 70
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objectName: "delegateItem"
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property bool downloading: false
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Rectangle {
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anchors.fill: parent
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color: index % 2 === 0 ? theme.backgroundLight : theme.backgroundLighter
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}
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ListView {
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id: modelList
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model: Download.modelList
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boundsBehavior: Flickable.StopAtBounds
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Text {
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id: modelName
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objectName: "modelName"
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property string filename: modelData.filename
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text: filename.slice(5, filename.length - 4)
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anchors.verticalCenter: parent.verticalCenter
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anchors.left: parent.left
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anchors.leftMargin: 10
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color: theme.textColor
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Accessible.role: Accessible.Paragraph
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Accessible.name: qsTr("Model file")
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Accessible.description: qsTr("Model file to be downloaded")
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}
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Text {
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id: isDefault
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text: qsTr("(default)")
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visible: modelData.isDefault
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anchors.verticalCenter: parent.verticalCenter
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anchors.left: modelName.right
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anchors.leftMargin: 10
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color: theme.textColor
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Accessible.role: Accessible.Paragraph
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Accessible.name: qsTr("Default file")
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Accessible.description: qsTr("Whether the file is the default model")
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}
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Text {
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text: modelData.filesize
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anchors.verticalCenter: parent.verticalCenter
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anchors.left: isDefault.visible ? isDefault.right : modelName.right
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anchors.leftMargin: 10
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color: theme.textColor
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Accessible.role: Accessible.Paragraph
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Accessible.name: qsTr("File size")
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Accessible.description: qsTr("The size of the file")
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}
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Label {
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id: speedLabel
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anchors.verticalCenter: parent.verticalCenter
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anchors.right: itemProgressBar.left
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anchors.rightMargin: 10
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objectName: "speedLabel"
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color: theme.textColor
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text: ""
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visible: downloading
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Accessible.role: Accessible.Paragraph
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Accessible.name: qsTr("Download speed")
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Accessible.description: qsTr("Download speed in bytes/kilobytes/megabytes per second")
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}
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ProgressBar {
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id: itemProgressBar
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objectName: "itemProgressBar"
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anchors.verticalCenter: parent.verticalCenter
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anchors.right: downloadButton.left
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anchors.rightMargin: 10
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width: 100
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visible: downloading
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Accessible.role: Accessible.ProgressBar
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Accessible.name: qsTr("Download progressBar")
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Accessible.description: qsTr("Shows the progress made in the download")
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}
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Label {
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id: installedLabel
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anchors.verticalCenter: parent.verticalCenter
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anchors.right: parent.right
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anchors.rightMargin: 15
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objectName: "installedLabel"
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color: theme.textColor
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text: qsTr("Already installed")
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visible: modelData.installed
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Accessible.role: Accessible.Paragraph
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Accessible.name: text
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Accessible.description: qsTr("Whether the file is already installed on your system")
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}
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Button {
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id: downloadButton
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text: downloading ? "Cancel" : "Download"
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anchors.verticalCenter: parent.verticalCenter
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anchors.right: parent.right
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anchors.rightMargin: 10
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visible: !modelData.installed
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padding: 10
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onClicked: {
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if (!downloading) {
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downloading = true;
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Download.downloadModel(modelData.filename);
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} else {
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downloading = false;
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Download.cancelDownload(modelData.filename);
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}
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delegate: Item {
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id: delegateItem
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width: modelList.width
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height: 70
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objectName: "delegateItem"
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property bool downloading: false
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Rectangle {
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anchors.fill: parent
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color: index % 2 === 0 ? theme.backgroundLight : theme.backgroundLighter
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}
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background: Rectangle {
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opacity: .5
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border.color: theme.backgroundLightest
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border.width: 1
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radius: 10
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color: theme.backgroundLight
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Text {
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id: modelName
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objectName: "modelName"
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property string filename: modelData.filename
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text: filename.slice(5, filename.length - 4)
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anchors.verticalCenter: parent.verticalCenter
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anchors.left: parent.left
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anchors.leftMargin: 10
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color: theme.textColor
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Accessible.role: Accessible.Paragraph
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Accessible.name: qsTr("Model file")
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Accessible.description: qsTr("Model file to be downloaded")
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}
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Accessible.role: Accessible.Button
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Accessible.name: text
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Accessible.description: qsTr("Cancel/Download button to stop/start the download")
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}
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}
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Text {
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id: isDefault
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text: qsTr("(default)")
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visible: modelData.isDefault
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anchors.verticalCenter: parent.verticalCenter
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anchors.left: modelName.right
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anchors.leftMargin: 10
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color: theme.textColor
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Accessible.role: Accessible.Paragraph
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Accessible.name: qsTr("Default file")
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Accessible.description: qsTr("Whether the file is the default model")
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}
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Component.onCompleted: {
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Download.downloadProgress.connect(updateProgress);
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Download.downloadFinished.connect(resetProgress);
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}
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Text {
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text: modelData.filesize
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anchors.verticalCenter: parent.verticalCenter
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anchors.left: isDefault.visible ? isDefault.right : modelName.right
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anchors.leftMargin: 10
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color: theme.textColor
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Accessible.role: Accessible.Paragraph
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Accessible.name: qsTr("File size")
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Accessible.description: qsTr("The size of the file")
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}
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property var lastUpdate: ({})
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Label {
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id: speedLabel
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anchors.verticalCenter: parent.verticalCenter
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anchors.right: itemProgressBar.left
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anchors.rightMargin: 10
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objectName: "speedLabel"
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color: theme.textColor
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text: ""
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visible: downloading
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Accessible.role: Accessible.Paragraph
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Accessible.name: qsTr("Download speed")
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Accessible.description: qsTr("Download speed in bytes/kilobytes/megabytes per second")
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}
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function updateProgress(bytesReceived, bytesTotal, modelName) {
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let currentTime = new Date().getTime();
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ProgressBar {
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id: itemProgressBar
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objectName: "itemProgressBar"
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anchors.verticalCenter: parent.verticalCenter
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anchors.right: downloadButton.left
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anchors.rightMargin: 10
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width: 100
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visible: downloading
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Accessible.role: Accessible.ProgressBar
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Accessible.name: qsTr("Download progressBar")
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Accessible.description: qsTr("Shows the progress made in the download")
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}
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for (let i = 0; i < modelList.contentItem.children.length; i++) {
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let delegateItem = modelList.contentItem.children[i];
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if (delegateItem.objectName === "delegateItem") {
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let modelNameText = delegateItem.children.find(child => child.objectName === "modelName").filename;
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if (modelNameText === modelName) {
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let progressBar = delegateItem.children.find(child => child.objectName === "itemProgressBar");
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progressBar.value = bytesReceived / bytesTotal;
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Label {
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id: installedLabel
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anchors.verticalCenter: parent.verticalCenter
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anchors.right: parent.right
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anchors.rightMargin: 15
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objectName: "installedLabel"
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color: theme.textColor
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text: qsTr("Already installed")
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visible: modelData.installed
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Accessible.role: Accessible.Paragraph
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Accessible.name: text
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Accessible.description: qsTr("Whether the file is already installed on your system")
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}
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// Calculate the download speed
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if (lastUpdate[modelName] && lastUpdate[modelName].timestamp) {
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let timeDifference = currentTime - lastUpdate[modelName].timestamp;
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let bytesDifference = bytesReceived - lastUpdate[modelName].bytesReceived;
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let speed = (bytesDifference / timeDifference) * 1000; // bytes per second
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// Update the speed label
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let speedLabel = delegateItem.children.find(child => child.objectName === "speedLabel");
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if (speed < 1024) {
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speedLabel.text = speed.toFixed(2) + " B/s";
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} else if (speed < 1024 * 1024) {
|
||||
speedLabel.text = (speed / 1024).toFixed(2) + " KB/s";
|
||||
} else {
|
||||
speedLabel.text = (speed / (1024 * 1024)).toFixed(2) + " MB/s";
|
||||
}
|
||||
Button {
|
||||
id: downloadButton
|
||||
text: downloading ? "Cancel" : "Download"
|
||||
anchors.verticalCenter: parent.verticalCenter
|
||||
anchors.right: parent.right
|
||||
anchors.rightMargin: 10
|
||||
visible: !modelData.installed
|
||||
padding: 10
|
||||
onClicked: {
|
||||
if (!downloading) {
|
||||
downloading = true;
|
||||
Download.downloadModel(modelData.filename);
|
||||
} else {
|
||||
downloading = false;
|
||||
Download.cancelDownload(modelData.filename);
|
||||
}
|
||||
}
|
||||
background: Rectangle {
|
||||
opacity: .5
|
||||
border.color: theme.backgroundLightest
|
||||
border.width: 1
|
||||
radius: 10
|
||||
color: theme.backgroundLight
|
||||
}
|
||||
Accessible.role: Accessible.Button
|
||||
Accessible.name: text
|
||||
Accessible.description: qsTr("Cancel/Download button to stop/start the download")
|
||||
|
||||
// Update the lastUpdate object for the current model
|
||||
lastUpdate[modelName] = {"timestamp": currentTime, "bytesReceived": bytesReceived};
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
Component.onCompleted: {
|
||||
Download.downloadProgress.connect(updateProgress);
|
||||
Download.downloadFinished.connect(resetProgress);
|
||||
}
|
||||
|
||||
property var lastUpdate: ({})
|
||||
|
||||
function updateProgress(bytesReceived, bytesTotal, modelName) {
|
||||
let currentTime = new Date().getTime();
|
||||
|
||||
for (let i = 0; i < modelList.contentItem.children.length; i++) {
|
||||
let delegateItem = modelList.contentItem.children[i];
|
||||
if (delegateItem.objectName === "delegateItem") {
|
||||
let modelNameText = delegateItem.children.find(child => child.objectName === "modelName").filename;
|
||||
if (modelNameText === modelName) {
|
||||
let progressBar = delegateItem.children.find(child => child.objectName === "itemProgressBar");
|
||||
progressBar.value = bytesReceived / bytesTotal;
|
||||
|
||||
// Calculate the download speed
|
||||
if (lastUpdate[modelName] && lastUpdate[modelName].timestamp) {
|
||||
let timeDifference = currentTime - lastUpdate[modelName].timestamp;
|
||||
let bytesDifference = bytesReceived - lastUpdate[modelName].bytesReceived;
|
||||
let speed = (bytesDifference / timeDifference) * 1000; // bytes per second
|
||||
|
||||
// Update the speed label
|
||||
let speedLabel = delegateItem.children.find(child => child.objectName === "speedLabel");
|
||||
if (speed < 1024) {
|
||||
speedLabel.text = speed.toFixed(2) + " B/s";
|
||||
} else if (speed < 1024 * 1024) {
|
||||
speedLabel.text = (speed / 1024).toFixed(2) + " KB/s";
|
||||
} else {
|
||||
speedLabel.text = (speed / (1024 * 1024)).toFixed(2) + " MB/s";
|
||||
}
|
||||
}
|
||||
|
||||
// Update the lastUpdate object for the current model
|
||||
lastUpdate[modelName] = {"timestamp": currentTime, "bytesReceived": bytesReceived};
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
function resetProgress(modelName) {
|
||||
for (let i = 0; i < modelList.contentItem.children.length; i++) {
|
||||
let delegateItem = modelList.contentItem.children[i];
|
||||
if (delegateItem.objectName === "delegateItem") {
|
||||
let modelNameText = delegateItem.children.find(child => child.objectName === "modelName").filename;
|
||||
if (modelNameText === modelName) {
|
||||
let progressBar = delegateItem.children.find(child => child.objectName === "itemProgressBar");
|
||||
progressBar.value = 0;
|
||||
delegateItem.downloading = false;
|
||||
function resetProgress(modelName) {
|
||||
for (let i = 0; i < modelList.contentItem.children.length; i++) {
|
||||
let delegateItem = modelList.contentItem.children[i];
|
||||
if (delegateItem.objectName === "delegateItem") {
|
||||
let modelNameText = delegateItem.children.find(child => child.objectName === "modelName").filename;
|
||||
if (modelNameText === modelName) {
|
||||
let progressBar = delegateItem.children.find(child => child.objectName === "itemProgressBar");
|
||||
progressBar.value = 0;
|
||||
delegateItem.downloading = false;
|
||||
|
||||
// Remove speed label text
|
||||
let speedLabel = delegateItem.children.find(child => child.objectName === "speedLabel");
|
||||
speedLabel.text = "";
|
||||
// Remove speed label text
|
||||
let speedLabel = delegateItem.children.find(child => child.objectName === "speedLabel");
|
||||
speedLabel.text = "";
|
||||
|
||||
// Remove the lastUpdate object for the canceled model
|
||||
delete lastUpdate[modelName];
|
||||
break;
|
||||
// Remove the lastUpdate object for the canceled model
|
||||
delete lastUpdate[modelName];
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Label {
|
||||
Layout.alignment: Qt.AlignLeft
|
||||
Layout.fillWidth: true
|
||||
text: qsTr("NOTE: models will be downloaded to\n") + Download.downloadLocalModelsPath()
|
||||
wrapMode: Text.WrapAnywhere
|
||||
horizontalAlignment: Text.AlignHCenter
|
||||
color: theme.textColor
|
||||
Accessible.role: Accessible.Paragraph
|
||||
Accessible.name: qsTr("Model download path")
|
||||
Accessible.description: qsTr("The path where downloaded models will be saved.")
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user