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chore: propagate exceptions in filesystem_writer

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This commit is contained in:
Marcus Holland-Moritz 2024-01-04 23:54:20 +01:00
parent 4abbdf09ab
commit b2f368bce0
1 changed files with 33 additions and 27 deletions
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60
src/dwarfs/filesystem_writer.cpp
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@ -346,41 +346,46 @@ class rewritten_fsblock : public fsblock::impl {
std::promise<void> prom;
future_ = prom.get_future();
wg.add_job([this, prom = std::move(prom),
meta = std::move(meta)]() mutable {
// TODO: we don't have to do this for uncompressed blocks
std::vector<uint8_t> block;
block_decompressor bd(data_comp_type_, data_.data(), data_.size(), block);
bd.decompress_frame(bd.uncompressed_size());
wg.add_job(
[this, prom = std::move(prom), meta = std::move(meta)]() mutable {
try {
// TODO: we don't have to do this for uncompressed blocks
std::vector<uint8_t> block;
block_decompressor bd(data_comp_type_, data_.data(), data_.size(),
block);
bd.decompress_frame(bd.uncompressed_size());
if (!meta) {
meta = bd.metadata();
}
if (!meta) {
meta = bd.metadata();
}
pctx_->bytes_in += block.size(); // TODO: data_.size()?
pctx_->bytes_in += block.size(); // TODO: data_.size()?
try {
if (meta) {
block = bc_.compress(block, *meta);
} else {
block = bc_.compress(block);
}
} catch (bad_compression_ratio_error const&) {
comp_type_ = compression_type::NONE;
}
try {
if (meta) {
block = bc_.compress(block, *meta);
} else {
block = bc_.compress(block);
}
} catch (bad_compression_ratio_error const&) {
comp_type_ = compression_type::NONE;
}
pctx_->bytes_out += block.size();
pctx_->bytes_out += block.size();
{
std::lock_guard lock(mx_);
block_data_.swap(block);
}
{
std::lock_guard lock(mx_);
block_data_.swap(block);
}
prom.set_value();
});
prom.set_value();
} catch (...) {
prom.set_exception(std::current_exception());
}
});
}
void wait_until_compressed() override { future_.wait(); }
void wait_until_compressed() override { future_.get(); }
section_type type() const override { return type_; }
@ -690,6 +695,7 @@ void filesystem_writer_<LoggerPolicy>::writer_thread() {
auto const& fsb = holder.value();
// TODO: this may throw
fsb->wait_until_compressed();
LOG_DEBUG << get_section_name(fsb->type()) << " [" << fsb->block_no()