Method copyFile

src/Disks/DiskObjectStorage/DiskObjectStorage.cpp:290–322

}

void DiskObjectStorage::copyFile( /// NOLINT
    const String & from_file_path,
    IDisk & to_disk,
    const String & to_file_path,
    const ReadSettings & read_settings,
    const WriteSettings & write_settings,
    const std::function<void()> & cancellation_hook)
{
    auto component_guard = Coordination::setCurrentComponent("DiskObjectStorage::copyFile");
    if (getDataSourceDescription() == to_disk.getDataSourceDescription())
    {
        /// It may use s3-server-side copy
        auto & to_disk_object_storage = dynamic_cast<DiskObjectStorage &>(to_disk);
        auto transaction = createObjectStorageTransactionToAnotherDisk(to_disk_object_storage);
        try
        {
            transaction->copyFile(from_file_path, to_file_path, read_settings, write_settings);
            transaction->commit();
        }
        catch (...)
        {
            // Roll back any destination blobs that were copied in case copyFile()
            // threw an exception and commit() was not reached.
            transaction->undo();
            throw;
        }
    }
    else
    {
        /// Copy through buffers
        IDisk::copyFile(from_file_path, to_disk, to_file_path, read_settings, write_settings, cancellation_hook);
    }
}

void DiskObjectStorage::replaceFile(const String & from_path, const String & to_path)
{