Exemplo n.º 1
0
  /**
   * Extracts the values for the configured properties from the specified ControllerService.
   *
   * @param controllerService service
   * @param controllerServiceDTO dto
   * @return properties
   */
  private Map<String, String> extractConfiguredPropertyValues(
      ControllerServiceNode controllerService, ControllerServiceDTO controllerServiceDTO) {
    Map<String, String> values = new HashMap<>();

    if (controllerServiceDTO.getName() != null) {
      values.put(NAME, controllerService.getName());
    }
    if (controllerServiceDTO.getAnnotationData() != null) {
      values.put(ANNOTATION_DATA, controllerService.getAnnotationData());
    }
    if (controllerServiceDTO.getProperties() != null) {
      // for each property specified, extract its configured value
      Map<String, String> properties = controllerServiceDTO.getProperties();
      Map<PropertyDescriptor, String> configuredProperties = controllerService.getProperties();
      for (String propertyName : properties.keySet()) {
        // build a descriptor for getting the configured value
        PropertyDescriptor propertyDescriptor =
            new PropertyDescriptor.Builder().name(propertyName).build();
        String configuredPropertyValue = configuredProperties.get(propertyDescriptor);

        // if the configured value couldn't be found, use the default value from the actual
        // descriptor
        if (configuredPropertyValue == null) {
          propertyDescriptor =
              locatePropertyDescriptor(configuredProperties.keySet(), propertyDescriptor);
          configuredPropertyValue = propertyDescriptor.getDefaultValue();
        }
        values.put(propertyName, configuredPropertyValue);
      }
    }
    if (controllerServiceDTO.getComments() != null) {
      values.put(COMMENTS, controllerService.getComments());
    }

    return values;
  }
Exemplo n.º 2
0
  /**
   * Audits the configuration of a single controller service.
   *
   * @param proceedingJoinPoint join point
   * @param controllerServiceDTO dto
   * @param controllerServiceDAO dao
   * @return object
   * @throws Throwable ex
   */
  @Around(
      "within(org.apache.nifi.web.dao.ControllerServiceDAO+) && "
          + "execution(org.apache.nifi.controller.service.ControllerServiceNode updateControllerService(org.apache.nifi.web.api.dto.ControllerServiceDTO)) && "
          + "args(controllerServiceDTO) && "
          + "target(controllerServiceDAO)")
  public Object updateControllerServiceAdvice(
      ProceedingJoinPoint proceedingJoinPoint,
      ControllerServiceDTO controllerServiceDTO,
      ControllerServiceDAO controllerServiceDAO)
      throws Throwable {
    // determine the initial values for each property/setting thats changing
    ControllerServiceNode controllerService =
        controllerServiceDAO.getControllerService(controllerServiceDTO.getId());
    final Map<String, String> values =
        extractConfiguredPropertyValues(controllerService, controllerServiceDTO);
    final boolean isDisabled = isDisabled(controllerService);

    // update the controller service state
    final ControllerServiceNode updatedControllerService =
        (ControllerServiceNode) proceedingJoinPoint.proceed();

    // if no exceptions were thrown, add the controller service action...
    controllerService =
        controllerServiceDAO.getControllerService(updatedControllerService.getIdentifier());

    // get the current user
    NiFiUser user = NiFiUserUtils.getNiFiUser();

    // ensure the user was found
    if (user != null) {
      // determine the updated values
      Map<String, String> updatedValues =
          extractConfiguredPropertyValues(controllerService, controllerServiceDTO);

      // create the controller service details
      FlowChangeExtensionDetails serviceDetails = new FlowChangeExtensionDetails();
      serviceDetails.setType(
          controllerService.getControllerServiceImplementation().getClass().getSimpleName());

      // create a controller service action
      Date actionTimestamp = new Date();
      Collection<Action> actions = new ArrayList<>();

      // go through each updated value
      for (String property : updatedValues.keySet()) {
        String newValue = updatedValues.get(property);
        String oldValue = values.get(property);
        Operation operation = null;

        // determine the type of operation
        if (oldValue == null || newValue == null || !newValue.equals(oldValue)) {
          operation = Operation.Configure;
        }

        // create a configuration action accordingly
        if (operation != null) {
          // clear the value if this property is sensitive
          final PropertyDescriptor propertyDescriptor =
              controllerService
                  .getControllerServiceImplementation()
                  .getPropertyDescriptor(property);
          if (propertyDescriptor != null && propertyDescriptor.isSensitive()) {
            if (newValue != null) {
              newValue = "********";
            }
            if (oldValue != null) {
              oldValue = "********";
            }
          } else if (ANNOTATION_DATA.equals(property)) {
            if (newValue != null) {
              newValue = "<annotation data not shown>";
            }
            if (oldValue != null) {
              oldValue = "<annotation data not shown>";
            }
          }

          final FlowChangeConfigureDetails actionDetails = new FlowChangeConfigureDetails();
          actionDetails.setName(property);
          actionDetails.setValue(newValue);
          actionDetails.setPreviousValue(oldValue);

          // create a configuration action
          FlowChangeAction configurationAction = new FlowChangeAction();
          configurationAction.setUserIdentity(user.getDn());
          configurationAction.setUserName(user.getUserName());
          configurationAction.setOperation(operation);
          configurationAction.setTimestamp(actionTimestamp);
          configurationAction.setSourceId(controllerService.getIdentifier());
          configurationAction.setSourceName(controllerService.getName());
          configurationAction.setSourceType(Component.ControllerService);
          configurationAction.setComponentDetails(serviceDetails);
          configurationAction.setActionDetails(actionDetails);
          actions.add(configurationAction);
        }
      }

      // determine the new executing state
      final boolean updateIsDisabled = isDisabled(updatedControllerService);

      // determine if the running state has changed and its not disabled
      if (isDisabled != updateIsDisabled) {
        // create a controller service action
        FlowChangeAction serviceAction = new FlowChangeAction();
        serviceAction.setUserIdentity(user.getDn());
        serviceAction.setUserName(user.getUserName());
        serviceAction.setTimestamp(new Date());
        serviceAction.setSourceId(controllerService.getIdentifier());
        serviceAction.setSourceName(controllerService.getName());
        serviceAction.setSourceType(Component.ControllerService);
        serviceAction.setComponentDetails(serviceDetails);

        // set the operation accordingly
        if (updateIsDisabled) {
          serviceAction.setOperation(Operation.Disable);
        } else {
          serviceAction.setOperation(Operation.Enable);
        }
        actions.add(serviceAction);
      }

      // ensure there are actions to record
      if (!actions.isEmpty()) {
        // save the actions
        saveActions(actions, logger);
      }
    }

    return updatedControllerService;
  }