diff options
Diffstat (limited to 'railties/lib/rails/application.rb')
| -rw-r--r-- | railties/lib/rails/application.rb | 73 |
1 files changed, 61 insertions, 12 deletions
diff --git a/railties/lib/rails/application.rb b/railties/lib/rails/application.rb index d1e88cfafd..05acd78d98 100644 --- a/railties/lib/rails/application.rb +++ b/railties/lib/rails/application.rb @@ -1,6 +1,8 @@ require 'fileutils' +require 'active_support/core_ext/hash/keys' require 'active_support/core_ext/object/blank' require 'active_support/key_generator' +require 'active_support/message_verifier' require 'rails/engine' module Rails @@ -103,16 +105,17 @@ module Rails delegate :default_url_options, :default_url_options=, to: :routes INITIAL_VARIABLES = [:config, :railties, :routes_reloader, :reloaders, - :routes, :helpers, :app_env_config] # :nodoc: + :routes, :helpers, :app_env_config, :secrets] # :nodoc: def initialize(initial_variable_values = {}, &block) super() - @initialized = false - @reloaders = [] - @routes_reloader = nil - @app_env_config = nil - @ordered_railties = nil - @railties = nil + @initialized = false + @reloaders = [] + @routes_reloader = nil + @app_env_config = nil + @ordered_railties = nil + @railties = nil + @message_verifiers = {} add_lib_to_load_path! ActiveSupport.run_load_hooks(:before_configuration, self) @@ -149,8 +152,8 @@ module Rails # number of iterations selected based on consultation with the google security # team. Details at https://github.com/rails/rails/pull/6952#issuecomment-7661220 @caching_key_generator ||= begin - if config.secret_key_base - key_generator = ActiveSupport::KeyGenerator.new(config.secret_key_base, iterations: 1000) + if secrets.secret_key_base + key_generator = ActiveSupport::KeyGenerator.new(secrets.secret_key_base, iterations: 1000) ActiveSupport::CachingKeyGenerator.new(key_generator) else ActiveSupport::LegacyKeyGenerator.new(config.secret_token) @@ -158,6 +161,31 @@ module Rails end end + # Returns a message verifier object. + # + # This verifier can be used to generate and verify signed messages in the application. + # + # It is recommended not to use the same verifier for different things, so you can get different + # verifiers passing the +verifier_name+ argument. + # + # ==== Parameters + # + # * +verifier_name+ - the name of the message verifier. + # + # ==== Examples + # + # message = Rails.application.message_verifier('sensitive_data').generate('my sensible data') + # Rails.application.message_verifier('sensitive_data').verify(message) + # # => 'my sensible data' + # + # See the +ActiveSupport::MessageVerifier+ documentation for more information. + def message_verifier(verifier_name) + @message_verifiers[verifier_name] ||= begin + secret = key_generator.generate_key(verifier_name.to_s) + ActiveSupport::MessageVerifier.new(secret) + end + end + # Stores some of the Rails initial environment parameters which # will be used by middlewares and engines to configure themselves. def env_config @@ -168,7 +196,7 @@ module Rails "action_dispatch.parameter_filter" => config.filter_parameters, "action_dispatch.redirect_filter" => config.filter_redirect, "action_dispatch.secret_token" => config.secret_token, - "action_dispatch.secret_key_base" => config.secret_key_base, + "action_dispatch.secret_key_base" => secrets.secret_key_base, "action_dispatch.show_exceptions" => config.action_dispatch.show_exceptions, "action_dispatch.show_detailed_exceptions" => config.consider_all_requests_local, "action_dispatch.logger" => Rails.logger, @@ -273,6 +301,27 @@ module Rails @config = configuration end + def secrets #:nodoc: + @secrets ||= begin + secrets = ActiveSupport::OrderedOptions.new + yaml = config.paths["config/secrets"].first + if File.exist?(yaml) + require "erb" + env_secrets = YAML.load(ERB.new(IO.read(yaml)).result)[Rails.env] + secrets.merge!(env_secrets.symbolize_keys) if env_secrets + end + + # Fallback to config.secret_key_base if secrets.secret_key_base isn't set + secrets.secret_key_base ||= config.secret_key_base + + secrets + end + end + + def secrets=(secrets) #:nodoc: + @secrets = secrets + end + def to_app #:nodoc: self end @@ -364,8 +413,8 @@ module Rails end def validate_secret_key_config! #:nodoc: - if config.secret_key_base.blank? && config.secret_token.blank? - raise "You must set config.secret_key_base in your app's config." + if secrets.secret_key_base.blank? && config.secret_token.blank? + raise "Missing `secret_key_base` for '#{Rails.env}' environment, set this value in `config/secrets.yml`" end end end |