docs: def _cdn(self):
          """Retrieve a long list of all files in a container.
  
          :return final_list, list_count, last_obj:
          """
  
          headers = dict()
  
          cdn_enabled = self.job_args.get('cdn_enabled')
          if cdn_enabled:
              headers['x-cdn-enabled'] = True
  
          cdn_disabled = self.job_args.get('cdn_disabled')
          if cdn_disabled:
              headers['x-cdn-enabled'] = False
  
          cdn_logs_enabled = self.job_args.get('cdn_logs_enabled')
          if cdn_logs_enabled:
              headers['x-log-retention'] = True
  
          cdn_logs_disabled = self.job_args.get('cdn_logs_disabled')
          if cdn_logs_disabled:
              headers['x-log-retention'] = False
  
          cnd_web_listing_enabled = self.job_args.get('cdn_web_enabled')
          if cnd_web_listing_enabled:
              headers['x-container-meta-web-listings'] = True
  
          cnd_web_listing_disabled = self.job_args.get('cdn_web_disabled')
          if cnd_web_listing_disabled:
              headers['x-container-meta-web-listings'] = False
  
          cdn_web_error_content = self.job_args.get('cdn_web_error_content')
          if cdn_web_error_content:
              headers['x-container-meta-web-error'] = cdn_web_error_content
  
          cdn_web_dir_type = self.job_args.get('cdn_web_dir_type')
          if cdn_web_error_content:
              headers['x-container-meta-web-directory-type'] = cdn_web_dir_type
  
          cdn_web_css_object = self.job_args.get('cdn_web_css_object')
          if cdn_web_css_object:
              headers['x-container-meta-web-listings-css'] = cdn_web_css_object
  
          cdn_web_index_object = self.job_args.get('cdn_web_index_object')
          if cdn_web_css_object:
              headers['X-Container-Meta-Web-Index'] = cdn_web_index_object
  
          headers['x-ttl'] = self.job_args.get('cdn_ttl')
  
          return self.job.container_cdn_command(
              url=self.job_args['cdn_storage_url'],
              container=self.job_args['container'],
              container_object=self.job_args['object'],
              cdn_headers=headers
          )