Class: Longleaf::DeregisterCommand

Inherits:
Object
  • Object
show all
Includes:
EventStatusTracking
Defined in:
lib/longleaf/commands/deregister_command.rb

Overview

Command for deregistering files with longleaf

Instance Method Summary collapse

Methods included from EventStatusTracking

#record_failure, #record_success, #return_status, #track_failure, #track_status, #track_success

Methods included from Logging

#initialize_logger, initialize_logger, logger, #logger

Constructor Details

#initialize(app_manager) ⇒ DeregisterCommand

Returns a new instance of DeregisterCommand.



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# File 'lib/longleaf/commands/deregister_command.rb', line 12

def initialize(app_manager)
  @app_manager = app_manager
end

Instance Method Details

#execute(file_selector:, force: false) ⇒ Integer

Execute the deregister command on the given parameters

Parameters:

  • file_selector (FileSelector) —

    selector for files to deregister

  • force (Boolean) (defaults to: false) —

    force flag

Returns:

  • (Integer) —

    status code



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# File 'lib/longleaf/commands/deregister_command.rb', line 20

def execute(file_selector:, force: false)
  start_time = Time.now
  logger.info('Performing deregister command')
  begin
    # Perform deregister events on each of the file paths provided
    loop do
      f_path = file_selector.next_path
      break if f_path.nil?

      storage_location = @app_manager.location_manager.get_location_by_path(f_path)

      file_rec = FileRecord.new(f_path, storage_location)
      unless file_rec.metadata_present?
        raise DeregistrationError.new("Cannot deregister #{f_path}, file is not registered.")
      end

      @app_manager.md_manager.load(file_rec)

      event = DeregisterEvent.new(file_rec: file_rec, force: force, app_manager: @app_manager)
      track_status(event.perform)
    end
  rescue RegistrationError, DeregistrationError, InvalidStoragePathError, StorageLocationUnavailableError => err
    record_failure(EventNames::DEREGISTER, nil, err.message)
  rescue => err
    record_failure(EventNames::DEREGISTER, error: err)
  end

  logger.info("Completed deregister command in #{Time.now - start_time}s")
  return_status
end