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new db

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new database
fift/func bugfixes
This commit is contained in:
ton 2019-11-15 18:02:37 +04:00
parent 950e292264
commit e30d98eb30
110 changed files with 6102 additions and 2075 deletions
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34
validator/db/package.cpp
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@ -34,7 +34,7 @@ td::Status Package::truncate(td::uint64 size) {
return fd_.truncate_to_current_position(size + header_size());
}
td::uint64 Package::append(std::string filename, td::Slice data) {
td::uint64 Package::append(std::string filename, td::Slice data, bool sync) {
CHECK(data.size() <= max_data_size());
CHECK(filename.size() <= max_filename_size());
auto size = fd_.get_size().move_as_ok();
@ -48,10 +48,16 @@ td::uint64 Package::append(std::string filename, td::Slice data) {
size += filename.size();
CHECK(fd_.pwrite(data, size).move_as_ok() == data.size());
size += data.size();
fd_.sync().ensure();
if (sync) {
fd_.sync().ensure();
}
return orig_size - header_size();
}
void Package::sync() {
fd_.sync().ensure();
}
td::uint64 Package::size() const {
return fd_.get_size().move_as_ok() - header_size();
}
@ -140,4 +146,28 @@ td::Result<Package> Package::open(std::string path, bool read_only, bool create)
return Package{std::move(fd)};
}
void Package::iterate(std::function<bool(std::string, td::BufferSlice, td::uint64)> func) {
td::uint64 p = 0;
td::uint64 size = fd_.get_size().move_as_ok();
if (size < header_size()) {
LOG(ERROR) << "too short archive";
return;
}
size -= header_size();
while (p != size) {
auto R = read(p);
if (R.is_error()) {
LOG(ERROR) << "broken archive: " << R.move_as_error();
return;
}
auto q = R.move_as_ok();
if (!func(q.first, q.second.clone(), p)) {
break;
}
p = advance(p).move_as_ok();
}
}
} // namespace ton