Function LoadPlugins

core/bessd.cc:440–479

}

bool LoadPlugins(const std::string &directory) {
  DIR *dir = opendir(directory.c_str());
  if (!dir) {
    return false;
  }

  std::list<std::string> remaining;
  dirent *entry;
  while ((entry = readdir(dir)) != nullptr) {
    if ((entry->d_type == DT_REG || entry->d_type == DT_LNK) &&
        HasSuffix(entry->d_name, ".so")) {
      const std::string full_path = directory + "/" + entry->d_name;
      remaining.push_back(full_path);
    }
  }

  for (int pass = 1; pass <= kInheritanceLimit && remaining.size() > 0;
       ++pass) {
    for (auto it = remaining.begin(); it != remaining.end();) {
      const std::string full_path = *it;
      LOG(INFO) << "Loading plugin (attempt " << pass << "): " << full_path;
      if (!LoadPlugin(full_path)) {
        VLOG(1) << "Error loading plugin " << full_path
                << "dlerror=" << dlerror();
        ++it;
      } else {
        it = remaining.erase(it);
      }
    }
  }

  for (auto it = remaining.begin(); it != remaining.end(); ++it) {
    LOG(ERROR)
        << "Failed to load plugin " << *it
        << ". Run daemon in verbose mode (--v=1) to see dlopen() attempts.";
  }

  closedir(dir);
  return (remaining.size() == 0);
}

std::string GetCurrentDirectory() {
  char dest[PATH_MAX + 1];