Method umockdevLoadFromFile

src/Library/UMockdevDeviceManager.cpp:282–324

  }

  std::vector<std::string> UMockdevDeviceManager::umockdevLoadFromFile(const std::string& definitions_path)
  {
    USBGUARD_LOG(Debug) << "Loading device definitions from " << definitions_path;
    std::vector<std::unique_ptr<UMockdevDeviceDefinition>> definitions;
    std::vector<std::string> device_paths;

    try {
      definitions = UMockdevDeviceDefinition::parseFromFile(definitions_path, /*sort_by_hierarchy=*/true);
    }
    catch (...) {
      USBGUARD_LOG(Warning) << "UMockdevDeviceManager: failed to parse " << definitions_path;
      throw;
    }

    for (auto&& definition : definitions) {
      if (_sysfs_path_map.count(definition->getSysfsPath()) > 0) {
        USBGUARD_LOG(Warning) << "UMockdevDeviceManager: " << definition->getSysfsPath() << ": device already defined, skipping.";
        continue;
      }

      std::shared_ptr<UMockdevDeviceDefinition> sharedptr_definition(std::move(definition));
      std::weak_ptr<UMockdevDeviceDefinition> weakptr_definition(sharedptr_definition);

      if (sharedptr_definition->getDeviceType() == "usb_device") {
        if (_sysfs_path_map.count(parentPath(sharedptr_definition->getSysfsPath())) < 1) {
          USBGUARD_LOG(Warning) << "UMockdevDeviceManager: " << sharedptr_definition->getSysfsPath() <<
            ": parent device not defined, skipping.";
          continue;
        }

        USBGUARD_LOG(Debug) << "Adding new USB device definition: " << sharedptr_definition->getSysfsPath();
      }
      else {
        USBGUARD_LOG(Debug) << "Adding new non-USB device definition: " << sharedptr_definition->getSysfsPath();
      }

      _sysfs_path_map.emplace(sharedptr_definition->getSysfsPath(), sharedptr_definition);
      _umockdev_file_map.emplace(sharedptr_definition->getUMockdevName(), weakptr_definition);
      device_paths.push_back(sharedptr_definition->getSysfsPath());
    }

    return device_paths;
  }

  std::vector<std::string> UMockdevDeviceManager::umockdevRemoveByFile(const std::string& definitions_path)
  {