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Editing: lock.rb
# frozen_string_literal: true require 'thread' module Rack # Rack::Lock locks every request inside a mutex, so that every request # will effectively be executed synchronously. class Lock def initialize(app, mutex = Mutex.new) @app, @mutex = app, mutex end def call(env) @mutex.lock @env = env @old_rack_multithread = env[RACK_MULTITHREAD] begin response = @app.call(env.merge!(RACK_MULTITHREAD => false)) returned = response << BodyProxy.new(response.pop) { unlock } ensure unlock unless returned end end private def unlock @mutex.unlock @env[RACK_MULTITHREAD] = @old_rack_multithread end end end
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