class AntiVirusJob < ApplicationJob include ActiveStorage::Downloading attr_reader :blob def perform(virus_scan) @blob = ActiveStorage::Blob.find_by(key: virus_scan.blob_key) if @blob.present? download_blob_to_tempfile do |file| if ClamavService.safe_file?(file.path) status = VirusScan.statuses.fetch(:safe) else status = VirusScan.statuses.fetch(:infected) end virus_scan.update(scanned_at: Time.zone.now, status: status) end end end end