diff options
Diffstat (limited to 'actionpack/lib/action_dispatch/middleware')
7 files changed, 62 insertions, 17 deletions
diff --git a/actionpack/lib/action_dispatch/middleware/cookies.rb b/actionpack/lib/action_dispatch/middleware/cookies.rb index c61cb3fd68..c0dda1bba5 100644 --- a/actionpack/lib/action_dispatch/middleware/cookies.rb +++ b/actionpack/lib/action_dispatch/middleware/cookies.rb @@ -43,6 +43,10 @@ module ActionDispatch get_header Cookies::ENCRYPTED_SIGNED_COOKIE_SALT end + def authenticated_encrypted_cookie_salt + get_header Cookies::AUTHENTICATED_ENCRYPTED_COOKIE_SALT + end + def secret_token get_header Cookies::SECRET_TOKEN end @@ -149,6 +153,7 @@ module ActionDispatch SIGNED_COOKIE_SALT = "action_dispatch.signed_cookie_salt".freeze ENCRYPTED_COOKIE_SALT = "action_dispatch.encrypted_cookie_salt".freeze ENCRYPTED_SIGNED_COOKIE_SALT = "action_dispatch.encrypted_signed_cookie_salt".freeze + AUTHENTICATED_ENCRYPTED_COOKIE_SALT = "action_dispatch.authenticated_encrypted_cookie_salt".freeze SECRET_TOKEN = "action_dispatch.secret_token".freeze SECRET_KEY_BASE = "action_dispatch.secret_key_base".freeze COOKIES_SERIALIZER = "action_dispatch.cookies_serializer".freeze @@ -160,7 +165,7 @@ module ActionDispatch # Raised when storing more than 4K of session data. CookieOverflow = Class.new StandardError - # Include in a cookie jar to allow chaining, e.g. cookies.permanent.signed + # Include in a cookie jar to allow chaining, e.g. cookies.permanent.signed. module ChainedCookieJars # Returns a jar that'll automatically set the assigned cookies to have an expiration date 20 years from now. Example: # @@ -207,6 +212,9 @@ module ActionDispatch # If +secrets.secret_key_base+ and +secrets.secret_token+ (deprecated) are both set, # legacy cookies signed with the old key generator will be transparently upgraded. # + # If +config.action_dispatch.encrypted_cookie_salt+ and +config.action_dispatch.encrypted_signed_cookie_salt+ + # are both set, legacy cookies encrypted with HMAC AES-256-CBC will be transparently upgraded. + # # This jar requires that you set a suitable secret for the verification on your app's +secrets.secret_key_base+. # # Example: @@ -219,6 +227,8 @@ module ActionDispatch @encrypted ||= if upgrade_legacy_signed_cookies? UpgradeLegacyEncryptedCookieJar.new(self) + elsif upgrade_legacy_hmac_aes_cbc_cookies? + UpgradeLegacyHmacAesCbcCookieJar.new(self) else EncryptedCookieJar.new(self) end @@ -240,6 +250,13 @@ module ActionDispatch def upgrade_legacy_signed_cookies? request.secret_token.present? && request.secret_key_base.present? end + + def upgrade_legacy_hmac_aes_cbc_cookies? + request.secret_key_base.present? && + request.authenticated_encrypted_cookie_salt.present? && + request.encrypted_signed_cookie_salt.present? && + request.encrypted_cookie_salt.present? + end end # Passing the ActiveSupport::MessageEncryptor::NullSerializer downstream @@ -345,16 +362,16 @@ module ActionDispatch options[:path] ||= "/" if options[:domain] == :all || options[:domain] == "all" - # if there is a provided tld length then we use it otherwise default domain regexp + # If there is a provided tld length then we use it otherwise default domain regexp. domain_regexp = options[:tld_length] ? /([^.]+\.?){#{options[:tld_length]}}$/ : DOMAIN_REGEXP - # if host is not ip and matches domain regexp + # If host is not ip and matches domain regexp. # (ip confirms to domain regexp so we explicitly check for ip) options[:domain] = if (request.host !~ /^[\d.]+$/) && (request.host =~ domain_regexp) ".#{$&}" end elsif options[:domain].is_a? Array - # if host matches one of the supplied domains without a dot in front of it + # If host matches one of the supplied domains without a dot in front of it. options[:domain] = options[:domain].find { |domain| request.host.include? domain.sub(/^\./, "") } end end @@ -404,7 +421,7 @@ module ActionDispatch @delete_cookies[name.to_s] == options end - # Removes all cookies on the client machine by calling <tt>delete</tt> for each cookie + # Removes all cookies on the client machine by calling <tt>delete</tt> for each cookie. def clear(options = {}) @cookies.each_key { |k| delete(k, options) } end @@ -576,9 +593,11 @@ module ActionDispatch "Read the upgrade documentation to learn more about this new config option." end - secret = key_generator.generate_key(request.encrypted_cookie_salt || "")[0, ActiveSupport::MessageEncryptor.key_len] - sign_secret = key_generator.generate_key(request.encrypted_signed_cookie_salt || "") - @encryptor = ActiveSupport::MessageEncryptor.new(secret, sign_secret, digest: digest, serializer: ActiveSupport::MessageEncryptor::NullSerializer) + cipher = "aes-256-gcm" + key_len = ActiveSupport::MessageEncryptor.key_len(cipher) + secret = key_generator.generate_key(request.authenticated_encrypted_cookie_salt || "")[0, key_len] + + @encryptor = ActiveSupport::MessageEncryptor.new(secret, cipher: cipher, serializer: ActiveSupport::MessageEncryptor::NullSerializer) end private @@ -603,6 +622,32 @@ module ActionDispatch include VerifyAndUpgradeLegacySignedMessage end + # UpgradeLegacyHmacAesCbcCookieJar is used by ActionDispatch::Session::CookieStore + # to upgrade cookies encrypted with AES-256-CBC with HMAC to AES-256-GCM + class UpgradeLegacyHmacAesCbcCookieJar < EncryptedCookieJar + def initialize(parent_jar) + super + + secret = key_generator.generate_key(request.encrypted_cookie_salt || "")[0, ActiveSupport::MessageEncryptor.key_len] + sign_secret = key_generator.generate_key(request.encrypted_signed_cookie_salt || "") + + @legacy_encryptor = ActiveSupport::MessageEncryptor.new(secret, sign_secret, digest: digest, serializer: ActiveSupport::MessageEncryptor::NullSerializer) + end + + def decrypt_and_verify_legacy_encrypted_message(name, signed_message) + deserialize(name, @legacy_encryptor.decrypt_and_verify(signed_message)).tap do |value| + self[name] = { value: value } + end + rescue ActiveSupport::MessageVerifier::InvalidSignature, ActiveSupport::MessageEncryptor::InvalidMessage + nil + end + + private + def parse(name, signed_message) + super || decrypt_and_verify_legacy_encrypted_message(name, signed_message) + end + end + def initialize(app) @app = app end diff --git a/actionpack/lib/action_dispatch/middleware/debug_exceptions.rb b/actionpack/lib/action_dispatch/middleware/debug_exceptions.rb index 1c720c5a8e..336a775880 100644 --- a/actionpack/lib/action_dispatch/middleware/debug_exceptions.rb +++ b/actionpack/lib/action_dispatch/middleware/debug_exceptions.rb @@ -10,7 +10,7 @@ module ActionDispatch # This middleware is responsible for logging exceptions and # showing a debugging page in case the request is local. class DebugExceptions - RESCUES_TEMPLATE_PATH = File.expand_path("../templates", __FILE__) + RESCUES_TEMPLATE_PATH = File.expand_path("templates", __dir__) class DebugView < ActionView::Base def debug_params(params) diff --git a/actionpack/lib/action_dispatch/middleware/flash.rb b/actionpack/lib/action_dispatch/middleware/flash.rb index cbe2f4be4d..6b29ce63ba 100644 --- a/actionpack/lib/action_dispatch/middleware/flash.rb +++ b/actionpack/lib/action_dispatch/middleware/flash.rb @@ -65,7 +65,7 @@ module ActionDispatch self.flash = flash_hash.dup end - if (!session.respond_to?(:loaded?) || session.loaded?) && # (reset_session uses {}, which doesn't implement #loaded?) + if (!session.respond_to?(:loaded?) || session.loaded?) && # reset_session uses {}, which doesn't implement #loaded? session.key?("flash") && session["flash"].nil? session.delete("flash") end diff --git a/actionpack/lib/action_dispatch/middleware/remote_ip.rb b/actionpack/lib/action_dispatch/middleware/remote_ip.rb index 8bae5bfeff..53d5a4918c 100644 --- a/actionpack/lib/action_dispatch/middleware/remote_ip.rb +++ b/actionpack/lib/action_dispatch/middleware/remote_ip.rb @@ -157,13 +157,13 @@ module ActionDispatch def ips_from(header) # :doc: return [] unless header - # Split the comma-separated list into an array of strings + # Split the comma-separated list into an array of strings. ips = header.strip.split(/[,\s]+/) ips.select do |ip| begin - # Only return IPs that are valid according to the IPAddr#new method + # Only return IPs that are valid according to the IPAddr#new method. range = IPAddr.new(ip).to_range - # we want to make sure nobody is sneaking a netmask in + # We want to make sure nobody is sneaking a netmask in. range.begin == range.end rescue ArgumentError nil diff --git a/actionpack/lib/action_dispatch/middleware/session/abstract_store.rb b/actionpack/lib/action_dispatch/middleware/session/abstract_store.rb index d9f018c8ac..21ccf5a097 100644 --- a/actionpack/lib/action_dispatch/middleware/session/abstract_store.rb +++ b/actionpack/lib/action_dispatch/middleware/session/abstract_store.rb @@ -53,7 +53,7 @@ module ActionDispatch rescue ArgumentError => argument_error if argument_error.message =~ %r{undefined class/module ([\w:]*\w)} begin - # Note that the regexp does not allow $1 to end with a ':' + # Note that the regexp does not allow $1 to end with a ':'. $1.constantize rescue LoadError, NameError raise ActionDispatch::Session::SessionRestoreError diff --git a/actionpack/lib/action_dispatch/middleware/show_exceptions.rb b/actionpack/lib/action_dispatch/middleware/show_exceptions.rb index 90f26a1c33..5a99714ec2 100644 --- a/actionpack/lib/action_dispatch/middleware/show_exceptions.rb +++ b/actionpack/lib/action_dispatch/middleware/show_exceptions.rb @@ -8,7 +8,7 @@ module ActionDispatch # The exceptions app should be passed as parameter on initialization # of ShowExceptions. Every time there is an exception, ShowExceptions will # store the exception in env["action_dispatch.exception"], rewrite the - # PATH_INFO to the exception status code and call the rack app. + # PATH_INFO to the exception status code and call the Rack app. # # If the application returns a "X-Cascade" pass response, this middleware # will send an empty response as result with the correct status code. diff --git a/actionpack/lib/action_dispatch/middleware/templates/routes/_table.html.erb b/actionpack/lib/action_dispatch/middleware/templates/routes/_table.html.erb index 429ea7057c..2d21ae63f5 100644 --- a/actionpack/lib/action_dispatch/middleware/templates/routes/_table.html.erb +++ b/actionpack/lib/action_dispatch/middleware/templates/routes/_table.html.erb @@ -60,7 +60,7 @@ <%= link_to "Path", "#", 'data-route-helper' => '_path', title: "Returns a relative path (without the http or domain)" %> / <%= link_to "Url", "#", 'data-route-helper' => '_url', - title: "Returns an absolute url (with the http and domain)" %> + title: "Returns an absolute URL (with the http and domain)" %> </th> <th><%# HTTP Verb %> </th> @@ -93,7 +93,7 @@ } } - // get JSON from url and invoke callback with result + // get JSON from URL and invoke callback with result function getJSON(url, success) { var xhr = new XMLHttpRequest(); xhr.open('GET', url); |