require 'active_support/core_ext/string/filters' require 'active_support/tagged_logging' require 'active_support/logger' module ActiveJob module Logging extend ActiveSupport::Concern included do cattr_accessor(:logger) { ActiveSupport::TaggedLogging.new(ActiveSupport::Logger.new(STDOUT)) } around_enqueue do |_, block, _| tag_logger do block.call end end around_perform do |job, block, _| tag_logger(job.class.name, job.job_id) do payload = {adapter: job.class.queue_adapter, job: job.class, args: job.arguments} ActiveSupport::Notifications.instrument("perform_start.active_job", payload.dup) ActiveSupport::Notifications.instrument("perform.active_job", payload) do block.call end end end before_enqueue do |job| if job.enqueued_at ActiveSupport::Notifications.instrument "enqueue_at.active_job", adapter: job.class.queue_adapter, job: job.class, job_id: job.job_id, args: job.arguments, timestamp: job.enqueued_at else ActiveSupport::Notifications.instrument "enqueue.active_job", adapter: job.class.queue_adapter, job: job.class, job_id: job.job_id, args: job.arguments end end end private def tag_logger(*tags) if logger.respond_to?(:tagged) tags.unshift "ActiveJob" unless logger_tagged_by_active_job? ActiveJob::Base.logger.tagged(*tags){ yield } else yield end end def logger_tagged_by_active_job? logger.formatter.current_tags.include?("ActiveJob") end class LogSubscriber < ActiveSupport::LogSubscriber def enqueue(event) info "Enqueued #{event.payload[:job].name} (Job ID: #{event.payload[:job_id]}) to #{queue_name(event)}" + args_info(event) end def enqueue_at(event) info "Enqueued #{event.payload[:job].name} (Job ID: #{event.payload[:job_id]}) to #{queue_name(event)} at #{enqueued_at(event)}" + args_info(event) end def perform_start(event) info "Performing #{event.payload[:job].name} from #{queue_name(event)}" + args_info(event) end def perform(event) info "Performed #{event.payload[:job].name} from #{queue_name(event)} in #{event.duration.round(2).to_s}ms" end private def queue_name(event) event.payload[:adapter].name.demodulize.remove('Adapter') + "(#{event.payload[:job].queue_name})" end def args_info(event) event.payload[:args].any? ? " with arguments: #{event.payload[:args].map(&:inspect).join(", ")}" : "" end def enqueued_at(event) Time.at(event.payload[:timestamp]).utc end def logger ActiveJob::Base.logger end end end end ActiveJob::Logging::LogSubscriber.attach_to :active_job