diff options
Diffstat (limited to 'railties/lib/rails/application')
| -rw-r--r-- | railties/lib/rails/application/bootstrap.rb | 7 | ||||
| -rw-r--r-- | railties/lib/rails/application/configuration.rb | 10 | ||||
| -rw-r--r-- | railties/lib/rails/application/default_middleware_stack.rb | 22 | ||||
| -rw-r--r-- | railties/lib/rails/application/finisher.rb | 94 |
4 files changed, 89 insertions, 44 deletions
diff --git a/railties/lib/rails/application/bootstrap.rb b/railties/lib/rails/application/bootstrap.rb index 9baf8aa742..f615f22b26 100644 --- a/railties/lib/rails/application/bootstrap.rb +++ b/railties/lib/rails/application/bootstrap.rb @@ -1,6 +1,7 @@ -require "active_support/notifications" -require "active_support/dependencies" -require "active_support/descendants_tracker" +require 'fileutils' +require 'active_support/notifications' +require 'active_support/dependencies' +require 'active_support/descendants_tracker' module Rails class Application diff --git a/railties/lib/rails/application/configuration.rb b/railties/lib/rails/application/configuration.rb index 65cff1561a..f415a20833 100644 --- a/railties/lib/rails/application/configuration.rb +++ b/railties/lib/rails/application/configuration.rb @@ -58,7 +58,7 @@ module Rails def static_cache_control=(value) ActiveSupport::Deprecation.warn <<-eow.strip_heredoc - `static_cache_control` is deprecated and will be removed in Rails 5.1. + `config.static_cache_control` is deprecated and will be removed in Rails 5.1. Please use `config.public_file_server.headers = { 'Cache-Control' => '#{value}' }` instead. @@ -69,8 +69,8 @@ module Rails def serve_static_files ActiveSupport::Deprecation.warn <<-eow.strip_heredoc - `serve_static_files` is deprecated and will be removed in Rails 5.1. - Please use `public_file_server.enabled` instead. + `config.serve_static_files` is deprecated and will be removed in Rails 5.1. + Please use `config.public_file_server.enabled` instead. eow @public_file_server.enabled @@ -78,8 +78,8 @@ module Rails def serve_static_files=(value) ActiveSupport::Deprecation.warn <<-eow.strip_heredoc - `serve_static_files` is deprecated and will be removed in Rails 5.1. - Please use `public_file_server.enabled = #{value}` instead. + `config.serve_static_files` is deprecated and will be removed in Rails 5.1. + Please use `config.public_file_server.enabled = #{value}` instead. eow @public_file_server.enabled = value diff --git a/railties/lib/rails/application/default_middleware_stack.rb b/railties/lib/rails/application/default_middleware_stack.rb index 4f1cc0703d..381e548730 100644 --- a/railties/lib/rails/application/default_middleware_stack.rb +++ b/railties/lib/rails/application/default_middleware_stack.rb @@ -34,22 +34,10 @@ module Rails # handling: presumably their code is not threadsafe middleware.use ::Rack::Lock - - elsif config.allow_concurrency == :unsafe - # Do nothing, even if we know this is dangerous. This is the - # historical behaviour for true. - - else - # Default concurrency setting: enabled, but safe - - unless config.cache_classes && config.eager_load - # Without cache_classes + eager_load, the load interlock - # is required for proper operation - - middleware.use ::ActionDispatch::LoadInterlock - end end + middleware.use ::ActionDispatch::Executor, app.executor + middleware.use ::Rack::Runtime middleware.use ::Rack::MethodOverride unless config.api_only middleware.use ::ActionDispatch::RequestId @@ -61,7 +49,7 @@ module Rails middleware.use ::ActionDispatch::RemoteIp, config.action_dispatch.ip_spoofing_check, config.action_dispatch.trusted_proxies unless config.cache_classes - middleware.use ::ActionDispatch::Reloader, lambda { reload_dependencies? } + middleware.use ::ActionDispatch::Reloader, app.reloader end middleware.use ::ActionDispatch::Callbacks @@ -83,10 +71,6 @@ module Rails private - def reload_dependencies? - config.reload_classes_only_on_change != true || app.reloaders.map(&:updated?).any? - end - def load_rack_cache rack_cache = config.action_dispatch.rack_cache return unless rack_cache diff --git a/railties/lib/rails/application/finisher.rb b/railties/lib/rails/application/finisher.rb index 411cdbad19..0aed6c1351 100644 --- a/railties/lib/rails/application/finisher.rb +++ b/railties/lib/rails/application/finisher.rb @@ -22,10 +22,10 @@ module Rails initializer :add_builtin_route do |app| if Rails.env.development? app.routes.append do - get '/rails/info/properties' => "rails/info#properties" - get '/rails/info/routes' => "rails/info#routes" - get '/rails/info' => "rails/info#index" - get '/' => "rails/welcome#index" + get '/rails/info/properties' => "rails/info#properties", internal: true + get '/rails/info/routes' => "rails/info#routes", internal: true + get '/rails/info' => "rails/info#index", internal: true + get '/' => "rails/welcome#index", internal: true end end end @@ -38,16 +38,16 @@ module Rails app.routes.define_mounted_helper(:main_app) end - initializer :add_to_prepare_blocks do + initializer :add_to_prepare_blocks do |app| config.to_prepare_blocks.each do |block| - ActionDispatch::Reloader.to_prepare(&block) + app.reloader.to_prepare(&block) end end # This needs to happen before eager load so it happens # in exactly the same point regardless of config.cache_classes - initializer :run_prepare_callbacks do - ActionDispatch::Reloader.prepare! + initializer :run_prepare_callbacks do |app| + app.reloader.prepare! end initializer :eager_load! do @@ -62,13 +62,60 @@ module Rails ActiveSupport.run_load_hooks(:after_initialize, self) end + class MutexHook + def initialize(mutex = Mutex.new) + @mutex = mutex + end + + def run + @mutex.lock + end + + def complete(_state) + @mutex.unlock + end + end + + module InterlockHook + def self.run + ActiveSupport::Dependencies.interlock.start_running + end + + def self.complete(_state) + ActiveSupport::Dependencies.interlock.done_running + end + end + + initializer :configure_executor_for_concurrency do |app| + if config.allow_concurrency == false + # User has explicitly opted out of concurrent request + # handling: presumably their code is not threadsafe + + app.executor.register_hook(MutexHook.new, outer: true) + + elsif config.allow_concurrency == :unsafe + # Do nothing, even if we know this is dangerous. This is the + # historical behaviour for true. + + else + # Default concurrency setting: enabled, but safe + + unless config.cache_classes && config.eager_load + # Without cache_classes + eager_load, the load interlock + # is required for proper operation + + app.executor.register_hook(InterlockHook, outer: true) + end + end + end + # Set routes reload after the finisher hook to ensure routes added in # the hook are taken into account. - initializer :set_routes_reloader_hook do + initializer :set_routes_reloader_hook do |app| reloader = routes_reloader reloader.execute_if_updated self.reloaders << reloader - ActionDispatch::Reloader.to_prepare do + app.reloader.to_run do # We configure #execute rather than #execute_if_updated because if # autoloaded constants are cleared we need to reload routes also in # case any was used there, as in @@ -78,18 +125,27 @@ module Rails # This means routes are also reloaded if i18n is updated, which # might not be necessary, but in order to be more precise we need # some sort of reloaders dependency support, to be added. + require_unload_lock! reloader.execute end end # Set clearing dependencies after the finisher hook to ensure paths # added in the hook are taken into account. - initializer :set_clear_dependencies_hook, group: :all do + initializer :set_clear_dependencies_hook, group: :all do |app| callback = lambda do - ActiveSupport::Dependencies.interlock.unloading do - ActiveSupport::DescendantsTracker.clear - ActiveSupport::Dependencies.clear + ActiveSupport::DescendantsTracker.clear + ActiveSupport::Dependencies.clear + end + + if config.cache_classes + app.reloader.check = lambda { false } + elsif config.reload_classes_only_on_change + app.reloader.check = lambda do + app.reloaders.map(&:updated?).any? end + else + app.reloader.check = lambda { true } end if config.reload_classes_only_on_change @@ -99,15 +155,19 @@ module Rails # Prepend this callback to have autoloaded constants cleared before # any other possible reloading, in case they need to autoload fresh # constants. - ActionDispatch::Reloader.to_prepare(prepend: true) do + app.reloader.to_run(prepend: true) do # In addition to changes detected by the file watcher, if routes # or i18n have been updated we also need to clear constants, # that's why we run #execute rather than #execute_if_updated, this # callback has to clear autoloaded constants after any update. - reloader.execute + class_unload! do + reloader.execute + end end else - ActionDispatch::Reloader.to_cleanup(&callback) + app.reloader.to_complete do + class_unload!(&callback) + end end end |