Method InitializeMeta

src/traffic_cache_tool/CacheDefs.cc:238–265

TODO: Implement the whole logic

// TODO: Implement the whole logic
Errata
StripeSM::InitializeMeta()
{
  Errata zret;
  // memset(this->raw_dir, 0, dir_len);
  for (auto &i : _meta) {
    for (auto &j : i) {
      j.magic          = StripeMeta::MAGIC;
      j.version._major = ts::CACHE_DB_MAJOR_VERSION;
      j.version._minor = ts::CACHE_DB_MINOR_VERSION;
      j.agg_pos = j.last_write_pos = j.write_pos = this->_content;
      j.phase = j.cycle = j.sync_serial = j.write_serial = j.dirty = 0;
      j.create_time                                                = time(nullptr);
      j.sector_size                                                = DEFAULT_HW_SECTOR_SIZE;
    }
  }
  if (!freelist) // freelist is not allocated yet
  {
    freelist = static_cast<uint16_t *>(malloc(_segments * sizeof(uint16_t))); // segments has already been calculated
  }
  if (!dir) // for new spans, this will likely be nullptr as we don't need to read the stripe meta from disk
  {
    char *raw_dir = static_cast<char *>(ats_memalign(ats_pagesize(), this->vol_dirlen()));
    dir           = reinterpret_cast<CacheDirEntry *>(raw_dir + this->vol_headerlen());
  }
  init_dir();
  return zret;
}

// Need to be bit more robust at some point.
bool