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fixed bugs

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This commit is contained in:
lgbo-ustc 2021-12-14 14:04:52 +08:00 committed by liangjiabiao
parent f1535c7226
commit 5fa84c79c3
1 changed files with 12 additions and 3 deletions
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15
src/Storages/RemoteReadBufferCache.cpp
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@ -55,8 +55,15 @@ std::shared_ptr<RemoteCacheController> RemoteCacheController::recover(const std:
LOG_INFO(log, "Recover cached file failed. local path:{}", local_path_.string());
return nullptr;
}
cache_controller->file_metadata_ptr = RemoteFileMetadataFactory::instance().get(cache_controller->metadata_class);
try
{
cache_controller->file_metadata_ptr = RemoteFileMetadataFactory::instance().get(cache_controller->metadata_class);
}
catch(...)
{
LOG_ERROR(log, "Get metadata class failed for {}", cache_controller->metadata_class);
cache_controller->file_metadata_ptr = nullptr;
}
if (!cache_controller->file_metadata_ptr)
{
// do not load this invalid cached file and clear it. the clear action is in
@ -96,6 +103,7 @@ RemoteCacheController::RemoteCacheController(
// when we allocate a whole new file cache ， file_metadata_ptr must not be null.
if (file_metadata_ptr)
{
metadata_class = file_metadata_ptr->getName();
auto metadata_file_writer = std::make_unique<WriteBufferFromFile>((local_path_ / "metadata.txt").string());
auto str_buf = file_metadata_ptr->toString();
metadata_file_writer->write(str_buf.c_str(), str_buf.size());
@ -214,7 +222,7 @@ void RemoteCacheController::close()
std::unique_ptr<ReadBufferFromFileBase> RemoteCacheController::allocFile()
{
ReadSettings settings;
settings.local_fs_method = LocalFSReadMethod::read;
//settings.local_fs_method = LocalFSReadMethod::read;
auto file_buffer = createReadBufferFromFileBase((local_path / "data.bin").string(), settings);
if (file_buffer)
@ -299,6 +307,7 @@ bool RemoteReadBuffer::nextImpl()
auto start_offset = file_buffer->getPosition();
auto end_offset = start_offset + file_buffer->internalBuffer().size();
file_cache_controller->waitMoreData(start_offset, end_offset);
//LOG_TRACE(&Poco::Logger::get("RemoteReadBuffer"), "nextImpl, {}->{}", start_offset, end_offset);
auto status = file_buffer->next();
if (status)