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-rw-r--r--actionpack/lib/action_dispatch/http/cache.rb26
-rw-r--r--actionpack/lib/action_dispatch/http/content_security_policy.rb271
-rw-r--r--actionpack/lib/action_dispatch/http/filter_parameters.rb10
-rw-r--r--actionpack/lib/action_dispatch/http/filter_redirect.rb2
-rw-r--r--actionpack/lib/action_dispatch/http/headers.rb2
-rw-r--r--actionpack/lib/action_dispatch/http/mime_negotiation.rb5
-rw-r--r--actionpack/lib/action_dispatch/http/mime_type.rb6
-rw-r--r--actionpack/lib/action_dispatch/http/mime_types.rb19
-rw-r--r--actionpack/lib/action_dispatch/http/parameter_filter.rb2
-rw-r--r--actionpack/lib/action_dispatch/http/parameters.rb21
-rw-r--r--actionpack/lib/action_dispatch/http/rack_cache.rb2
-rw-r--r--actionpack/lib/action_dispatch/http/request.rb59
-rw-r--r--actionpack/lib/action_dispatch/http/response.rb12
-rw-r--r--actionpack/lib/action_dispatch/http/upload.rb2
-rw-r--r--actionpack/lib/action_dispatch/http/url.rb2
15 files changed, 383 insertions, 58 deletions
diff --git a/actionpack/lib/action_dispatch/http/cache.rb b/actionpack/lib/action_dispatch/http/cache.rb
index 985e0fb972..a8febc32b3 100644
--- a/actionpack/lib/action_dispatch/http/cache.rb
+++ b/actionpack/lib/action_dispatch/http/cache.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
module ActionDispatch
module Http
module Cache
@@ -95,7 +97,7 @@ module ActionDispatch
# support strong ETags and will ignore weak ETags entirely.
#
# Weak ETags are what we almost always need, so they're the default.
- # Check out `#strong_etag=` to provide a strong ETag validator.
+ # Check out #strong_etag= to provide a strong ETag validator.
def etag=(weak_validators)
self.weak_etag = weak_validators
end
@@ -131,7 +133,7 @@ module ActionDispatch
end
def generate_strong_etag(validators)
- %("#{Digest::MD5.hexdigest(ActiveSupport::Cache.expand_cache_key(validators))}")
+ %("#{ActiveSupport::Digest.hexdigest(ActiveSupport::Cache.expand_cache_key(validators))}")
end
def cache_control_segments
@@ -164,19 +166,23 @@ module ActionDispatch
@cache_control = cache_control_headers
end
- def handle_conditional_get!
- if etag? || last_modified? || !@cache_control.empty?
- set_conditional_cache_control!(@cache_control)
- end
- end
-
DEFAULT_CACHE_CONTROL = "max-age=0, private, must-revalidate".freeze
NO_CACHE = "no-cache".freeze
PUBLIC = "public".freeze
PRIVATE = "private".freeze
MUST_REVALIDATE = "must-revalidate".freeze
- def set_conditional_cache_control!(cache_control)
+ def handle_conditional_get!
+ # Normally default cache control setting is handled by ETag
+ # middleware. But, if an etag is already set, the middleware
+ # defaults to `no-cache` unless a default `Cache-Control` value is
+ # previously set. So, set a default one here.
+ if (etag? || last_modified?) && !self._cache_control
+ self._cache_control = DEFAULT_CACHE_CONTROL
+ end
+ end
+
+ def merge_and_normalize_cache_control!(cache_control)
control = {}
cc_headers = cache_control_headers
if extras = cc_headers.delete(:extras)
@@ -189,7 +195,7 @@ module ActionDispatch
control.merge! cache_control
if control.empty?
- self._cache_control = DEFAULT_CACHE_CONTROL
+ # Let middleware handle default behavior
elsif control[:no_cache]
self._cache_control = NO_CACHE
if control[:extras]
diff --git a/actionpack/lib/action_dispatch/http/content_security_policy.rb b/actionpack/lib/action_dispatch/http/content_security_policy.rb
new file mode 100644
index 0000000000..35041fd072
--- /dev/null
+++ b/actionpack/lib/action_dispatch/http/content_security_policy.rb
@@ -0,0 +1,271 @@
+# frozen_string_literal: true
+
+require "active_support/core_ext/object/deep_dup"
+
+module ActionDispatch #:nodoc:
+ class ContentSecurityPolicy
+ class Middleware
+ CONTENT_TYPE = "Content-Type".freeze
+ POLICY = "Content-Security-Policy".freeze
+ POLICY_REPORT_ONLY = "Content-Security-Policy-Report-Only".freeze
+
+ def initialize(app)
+ @app = app
+ end
+
+ def call(env)
+ request = ActionDispatch::Request.new env
+ _, headers, _ = response = @app.call(env)
+
+ return response unless html_response?(headers)
+ return response if policy_present?(headers)
+
+ if policy = request.content_security_policy
+ nonce = request.content_security_policy_nonce
+ headers[header_name(request)] = policy.build(request.controller_instance, nonce)
+ end
+
+ response
+ end
+
+ private
+
+ def html_response?(headers)
+ if content_type = headers[CONTENT_TYPE]
+ content_type =~ /html/
+ end
+ end
+
+ def header_name(request)
+ if request.content_security_policy_report_only
+ POLICY_REPORT_ONLY
+ else
+ POLICY
+ end
+ end
+
+ def policy_present?(headers)
+ headers[POLICY] || headers[POLICY_REPORT_ONLY]
+ end
+ end
+
+ module Request
+ POLICY = "action_dispatch.content_security_policy".freeze
+ POLICY_REPORT_ONLY = "action_dispatch.content_security_policy_report_only".freeze
+ NONCE_GENERATOR = "action_dispatch.content_security_policy_nonce_generator".freeze
+ NONCE = "action_dispatch.content_security_policy_nonce".freeze
+
+ def content_security_policy
+ get_header(POLICY)
+ end
+
+ def content_security_policy=(policy)
+ set_header(POLICY, policy)
+ end
+
+ def content_security_policy_report_only
+ get_header(POLICY_REPORT_ONLY)
+ end
+
+ def content_security_policy_report_only=(value)
+ set_header(POLICY_REPORT_ONLY, value)
+ end
+
+ def content_security_policy_nonce_generator
+ get_header(NONCE_GENERATOR)
+ end
+
+ def content_security_policy_nonce_generator=(generator)
+ set_header(NONCE_GENERATOR, generator)
+ end
+
+ def content_security_policy_nonce
+ if content_security_policy_nonce_generator
+ if nonce = get_header(NONCE)
+ nonce
+ else
+ set_header(NONCE, generate_content_security_policy_nonce)
+ end
+ end
+ end
+
+ private
+
+ def generate_content_security_policy_nonce
+ content_security_policy_nonce_generator.call(self)
+ end
+ end
+
+ MAPPINGS = {
+ self: "'self'",
+ unsafe_eval: "'unsafe-eval'",
+ unsafe_inline: "'unsafe-inline'",
+ none: "'none'",
+ http: "http:",
+ https: "https:",
+ data: "data:",
+ mediastream: "mediastream:",
+ blob: "blob:",
+ filesystem: "filesystem:",
+ report_sample: "'report-sample'",
+ strict_dynamic: "'strict-dynamic'",
+ ws: "ws:",
+ wss: "wss:"
+ }.freeze
+
+ DIRECTIVES = {
+ base_uri: "base-uri",
+ child_src: "child-src",
+ connect_src: "connect-src",
+ default_src: "default-src",
+ font_src: "font-src",
+ form_action: "form-action",
+ frame_ancestors: "frame-ancestors",
+ frame_src: "frame-src",
+ img_src: "img-src",
+ manifest_src: "manifest-src",
+ media_src: "media-src",
+ object_src: "object-src",
+ prefetch_src: "prefetch-src",
+ script_src: "script-src",
+ style_src: "style-src",
+ worker_src: "worker-src"
+ }.freeze
+
+ NONCE_DIRECTIVES = %w[script-src].freeze
+
+ private_constant :MAPPINGS, :DIRECTIVES, :NONCE_DIRECTIVES
+
+ attr_reader :directives
+
+ def initialize
+ @directives = {}
+ yield self if block_given?
+ end
+
+ def initialize_copy(other)
+ @directives = other.directives.deep_dup
+ end
+
+ DIRECTIVES.each do |name, directive|
+ define_method(name) do |*sources|
+ if sources.first
+ @directives[directive] = apply_mappings(sources)
+ else
+ @directives.delete(directive)
+ end
+ end
+ end
+
+ def block_all_mixed_content(enabled = true)
+ if enabled
+ @directives["block-all-mixed-content"] = true
+ else
+ @directives.delete("block-all-mixed-content")
+ end
+ end
+
+ def plugin_types(*types)
+ if types.first
+ @directives["plugin-types"] = types
+ else
+ @directives.delete("plugin-types")
+ end
+ end
+
+ def report_uri(uri)
+ @directives["report-uri"] = [uri]
+ end
+
+ def require_sri_for(*types)
+ if types.first
+ @directives["require-sri-for"] = types
+ else
+ @directives.delete("require-sri-for")
+ end
+ end
+
+ def sandbox(*values)
+ if values.empty?
+ @directives["sandbox"] = true
+ elsif values.first
+ @directives["sandbox"] = values
+ else
+ @directives.delete("sandbox")
+ end
+ end
+
+ def upgrade_insecure_requests(enabled = true)
+ if enabled
+ @directives["upgrade-insecure-requests"] = true
+ else
+ @directives.delete("upgrade-insecure-requests")
+ end
+ end
+
+ def build(context = nil, nonce = nil)
+ build_directives(context, nonce).compact.join("; ")
+ end
+
+ private
+ def apply_mappings(sources)
+ sources.map do |source|
+ case source
+ when Symbol
+ apply_mapping(source)
+ when String, Proc
+ source
+ else
+ raise ArgumentError, "Invalid content security policy source: #{source.inspect}"
+ end
+ end
+ end
+
+ def apply_mapping(source)
+ MAPPINGS.fetch(source) do
+ raise ArgumentError, "Unknown content security policy source mapping: #{source.inspect}"
+ end
+ end
+
+ def build_directives(context, nonce)
+ @directives.map do |directive, sources|
+ if sources.is_a?(Array)
+ if nonce && nonce_directive?(directive)
+ "#{directive} #{build_directive(sources, context).join(' ')} 'nonce-#{nonce}'"
+ else
+ "#{directive} #{build_directive(sources, context).join(' ')}"
+ end
+ elsif sources
+ directive
+ else
+ nil
+ end
+ end
+ end
+
+ def build_directive(sources, context)
+ sources.map { |source| resolve_source(source, context) }
+ end
+
+ def resolve_source(source, context)
+ case source
+ when String
+ source
+ when Symbol
+ source.to_s
+ when Proc
+ if context.nil?
+ raise RuntimeError, "Missing context for the dynamic content security policy source: #{source.inspect}"
+ else
+ context.instance_exec(&source)
+ end
+ else
+ raise RuntimeError, "Unexpected content security policy source: #{source.inspect}"
+ end
+ end
+
+ def nonce_directive?(directive)
+ NONCE_DIRECTIVES.include?(directive)
+ end
+ end
+end
diff --git a/actionpack/lib/action_dispatch/http/filter_parameters.rb b/actionpack/lib/action_dispatch/http/filter_parameters.rb
index eb6761d067..ec012ad02d 100644
--- a/actionpack/lib/action_dispatch/http/filter_parameters.rb
+++ b/actionpack/lib/action_dispatch/http/filter_parameters.rb
@@ -1,4 +1,6 @@
-require_relative "parameter_filter"
+# frozen_string_literal: true
+
+require "action_dispatch/http/parameter_filter"
module ActionDispatch
module Http
@@ -7,8 +9,8 @@ module ActionDispatch
# sub-hashes of the params hash to filter. Filtering only certain sub-keys
# from a hash is possible by using the dot notation: 'credit_card.number'.
# If a block is given, each key and value of the params hash and all
- # sub-hashes is passed to it, the value or key can be replaced using
- # String#replace or similar method.
+ # sub-hashes are passed to it, where the value or the key can be replaced using
+ # String#replace or similar methods.
#
# env["action_dispatch.parameter_filter"] = [:password]
# => replaces the value to all keys matching /password/i with "[FILTERED]"
@@ -46,7 +48,7 @@ module ActionDispatch
@filtered_env ||= env_filter.filter(@env)
end
- # Reconstructed a path with all sensitive GET parameters replaced.
+ # Reconstructs a path with all sensitive GET parameters replaced.
def filtered_path
@filtered_path ||= query_string.empty? ? path : "#{path}?#{filtered_query_string}"
end
diff --git a/actionpack/lib/action_dispatch/http/filter_redirect.rb b/actionpack/lib/action_dispatch/http/filter_redirect.rb
index fc3c44582a..25394fe5dd 100644
--- a/actionpack/lib/action_dispatch/http/filter_redirect.rb
+++ b/actionpack/lib/action_dispatch/http/filter_redirect.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
module ActionDispatch
module Http
module FilterRedirect
diff --git a/actionpack/lib/action_dispatch/http/headers.rb b/actionpack/lib/action_dispatch/http/headers.rb
index 3c03976f03..c3c2a9d8c5 100644
--- a/actionpack/lib/action_dispatch/http/headers.rb
+++ b/actionpack/lib/action_dispatch/http/headers.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
module ActionDispatch
module Http
# Provides access to the request's HTTP headers from the environment.
diff --git a/actionpack/lib/action_dispatch/http/mime_negotiation.rb b/actionpack/lib/action_dispatch/http/mime_negotiation.rb
index 5994a01c78..d7435fa8df 100644
--- a/actionpack/lib/action_dispatch/http/mime_negotiation.rb
+++ b/actionpack/lib/action_dispatch/http/mime_negotiation.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
require "active_support/core_ext/module/attribute_accessors"
module ActionDispatch
@@ -10,9 +12,6 @@ module ActionDispatch
end
# The MIME type of the HTTP request, such as Mime[:xml].
- #
- # For backward compatibility, the post \format is extracted from the
- # X-Post-Data-Format HTTP header if present.
def content_mime_type
fetch_header("action_dispatch.request.content_type") do |k|
v = if get_header("CONTENT_TYPE") =~ /^([^,\;]*)/
diff --git a/actionpack/lib/action_dispatch/http/mime_type.rb b/actionpack/lib/action_dispatch/http/mime_type.rb
index 5a0f661d99..295539281f 100644
--- a/actionpack/lib/action_dispatch/http/mime_type.rb
+++ b/actionpack/lib/action_dispatch/http/mime_type.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
# -*- frozen-string-literal: true -*-
require "singleton"
@@ -277,8 +279,6 @@ module Mime
def all?; false; end
- # TODO Change this to private once we've dropped Ruby 2.2 support.
- # Workaround for Ruby 2.2 "private attribute?" warning.
protected
attr_reader :string, :synonyms
@@ -337,4 +337,4 @@ module Mime
end
end
-require_relative "mime_types"
+require "action_dispatch/http/mime_types"
diff --git a/actionpack/lib/action_dispatch/http/mime_types.rb b/actionpack/lib/action_dispatch/http/mime_types.rb
index 8b04174f1f..342e6de312 100644
--- a/actionpack/lib/action_dispatch/http/mime_types.rb
+++ b/actionpack/lib/action_dispatch/http/mime_types.rb
@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
# Build list of Mime types for HTTP responses
-# http://www.iana.org/assignments/media-types/
+# https://www.iana.org/assignments/media-types/
Mime::Type.register "text/html", :html, %w( application/xhtml+xml ), %w( xhtml )
Mime::Type.register "text/plain", :text, [], %w(txt)
@@ -8,6 +10,7 @@ Mime::Type.register "text/css", :css
Mime::Type.register "text/calendar", :ics
Mime::Type.register "text/csv", :csv
Mime::Type.register "text/vcard", :vcf
+Mime::Type.register "text/vtt", :vtt, %w(vtt)
Mime::Type.register "image/png", :png, [], %w(png)
Mime::Type.register "image/jpeg", :jpeg, [], %w(jpg jpeg jpe pjpeg)
@@ -18,6 +21,18 @@ Mime::Type.register "image/svg+xml", :svg
Mime::Type.register "video/mpeg", :mpeg, [], %w(mpg mpeg mpe)
+Mime::Type.register "audio/mpeg", :mp3, [], %w(mp1 mp2 mp3)
+Mime::Type.register "audio/ogg", :ogg, [], %w(oga ogg spx opus)
+Mime::Type.register "audio/aac", :m4a, %w( audio/mp4 ), %w(m4a mpg4 aac)
+
+Mime::Type.register "video/webm", :webm, [], %w(webm)
+Mime::Type.register "video/mp4", :mp4, [], %w(mp4 m4v)
+
+Mime::Type.register "font/otf", :otf, [], %w(otf)
+Mime::Type.register "font/ttf", :ttf, [], %w(ttf)
+Mime::Type.register "font/woff", :woff, [], %w(woff)
+Mime::Type.register "font/woff2", :woff2, [], %w(woff2)
+
Mime::Type.register "application/xml", :xml, %w( text/xml application/x-xml )
Mime::Type.register "application/rss+xml", :rss
Mime::Type.register "application/atom+xml", :atom
@@ -26,7 +41,7 @@ Mime::Type.register "application/x-yaml", :yaml, %w( text/yaml ), %w(yml yaml)
Mime::Type.register "multipart/form-data", :multipart_form
Mime::Type.register "application/x-www-form-urlencoded", :url_encoded_form
-# http://www.ietf.org/rfc/rfc4627.txt
+# https://www.ietf.org/rfc/rfc4627.txt
# http://www.json.org/JSONRequest.html
Mime::Type.register "application/json", :json, %w( text/x-json application/jsonrequest )
diff --git a/actionpack/lib/action_dispatch/http/parameter_filter.rb b/actionpack/lib/action_dispatch/http/parameter_filter.rb
index 1d2b4b902b..1d58964862 100644
--- a/actionpack/lib/action_dispatch/http/parameter_filter.rb
+++ b/actionpack/lib/action_dispatch/http/parameter_filter.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
require "active_support/core_ext/object/duplicable"
module ActionDispatch
diff --git a/actionpack/lib/action_dispatch/http/parameters.rb b/actionpack/lib/action_dispatch/http/parameters.rb
index 7c585dbe68..8d7431fd6b 100644
--- a/actionpack/lib/action_dispatch/http/parameters.rb
+++ b/actionpack/lib/action_dispatch/http/parameters.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
module ActionDispatch
module Http
module Parameters
@@ -55,7 +57,7 @@ module ActionDispatch
query_parameters.dup
end
params.merge!(path_parameters)
- params = set_binary_encoding(params)
+ params = set_binary_encoding(params, params[:controller], params[:action])
set_header("action_dispatch.request.parameters", params)
params
end
@@ -64,6 +66,7 @@ module ActionDispatch
def path_parameters=(parameters) #:nodoc:
delete_header("action_dispatch.request.parameters")
+ parameters = set_binary_encoding(parameters, parameters[:controller], parameters[:action])
# If any of the path parameters has an invalid encoding then
# raise since it's likely to trigger errors further on.
Request::Utils.check_param_encoding(parameters)
@@ -83,9 +86,10 @@ module ActionDispatch
private
- def set_binary_encoding(params)
- action = params[:action]
- if binary_params_for?(action)
+ def set_binary_encoding(params, controller, action)
+ return params unless controller && controller.valid_encoding?
+
+ if binary_params_for?(controller, action)
ActionDispatch::Request::Utils.each_param_value(params) do |param|
param.force_encoding ::Encoding::ASCII_8BIT
end
@@ -93,8 +97,8 @@ module ActionDispatch
params
end
- def binary_params_for?(action)
- controller_class.binary_params_for?(action)
+ def binary_params_for?(controller, action)
+ controller_class_for(controller).binary_params_for?(action)
rescue NameError
false
end
@@ -119,9 +123,4 @@ module ActionDispatch
end
end
end
-
- module ParamsParser
- include ActiveSupport::Deprecation::DeprecatedConstantAccessor
- deprecate_constant "ParseError", "ActionDispatch::Http::Parameters::ParseError"
- end
end
diff --git a/actionpack/lib/action_dispatch/http/rack_cache.rb b/actionpack/lib/action_dispatch/http/rack_cache.rb
index 003ae4029d..3e2d01aea3 100644
--- a/actionpack/lib/action_dispatch/http/rack_cache.rb
+++ b/actionpack/lib/action_dispatch/http/rack_cache.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
require "rack/cache"
require "rack/cache/context"
require "active_support/cache"
diff --git a/actionpack/lib/action_dispatch/http/request.rb b/actionpack/lib/action_dispatch/http/request.rb
index fd986d88e7..3838b84a7a 100644
--- a/actionpack/lib/action_dispatch/http/request.rb
+++ b/actionpack/lib/action_dispatch/http/request.rb
@@ -3,15 +3,15 @@
require "stringio"
require "active_support/inflector"
-require_relative "headers"
+require "action_dispatch/http/headers"
require "action_controller/metal/exceptions"
require "rack/request"
-require_relative "cache"
-require_relative "mime_negotiation"
-require_relative "parameters"
-require_relative "filter_parameters"
-require_relative "upload"
-require_relative "url"
+require "action_dispatch/http/cache"
+require "action_dispatch/http/mime_negotiation"
+require "action_dispatch/http/parameters"
+require "action_dispatch/http/filter_parameters"
+require "action_dispatch/http/upload"
+require "action_dispatch/http/url"
require "active_support/core_ext/array/conversions"
module ActionDispatch
@@ -22,6 +22,7 @@ module ActionDispatch
include ActionDispatch::Http::Parameters
include ActionDispatch::Http::FilterParameters
include ActionDispatch::Http::URL
+ include ActionDispatch::ContentSecurityPolicy::Request
include Rack::Request::Env
autoload :Session, "action_dispatch/request/session"
@@ -76,10 +77,13 @@ module ActionDispatch
def controller_class
params = path_parameters
+ params[:action] ||= "index"
+ controller_class_for(params[:controller])
+ end
- if params.key?(:controller)
- controller_param = params[:controller].underscore
- params[:action] ||= "index"
+ def controller_class_for(name)
+ if name
+ controller_param = name.underscore
const_name = "#{controller_param.camelize}Controller"
ActiveSupport::Dependencies.constantize(const_name)
else
@@ -95,14 +99,14 @@ module ActionDispatch
end
# List of HTTP request methods from the following RFCs:
- # Hypertext Transfer Protocol -- HTTP/1.1 (http://www.ietf.org/rfc/rfc2616.txt)
- # HTTP Extensions for Distributed Authoring -- WEBDAV (http://www.ietf.org/rfc/rfc2518.txt)
- # Versioning Extensions to WebDAV (http://www.ietf.org/rfc/rfc3253.txt)
- # Ordered Collections Protocol (WebDAV) (http://www.ietf.org/rfc/rfc3648.txt)
- # Web Distributed Authoring and Versioning (WebDAV) Access Control Protocol (http://www.ietf.org/rfc/rfc3744.txt)
- # Web Distributed Authoring and Versioning (WebDAV) SEARCH (http://www.ietf.org/rfc/rfc5323.txt)
- # Calendar Extensions to WebDAV (http://www.ietf.org/rfc/rfc4791.txt)
- # PATCH Method for HTTP (http://www.ietf.org/rfc/rfc5789.txt)
+ # Hypertext Transfer Protocol -- HTTP/1.1 (https://www.ietf.org/rfc/rfc2616.txt)
+ # HTTP Extensions for Distributed Authoring -- WEBDAV (https://www.ietf.org/rfc/rfc2518.txt)
+ # Versioning Extensions to WebDAV (https://www.ietf.org/rfc/rfc3253.txt)
+ # Ordered Collections Protocol (WebDAV) (https://www.ietf.org/rfc/rfc3648.txt)
+ # Web Distributed Authoring and Versioning (WebDAV) Access Control Protocol (https://www.ietf.org/rfc/rfc3744.txt)
+ # Web Distributed Authoring and Versioning (WebDAV) SEARCH (https://www.ietf.org/rfc/rfc5323.txt)
+ # Calendar Extensions to WebDAV (https://www.ietf.org/rfc/rfc4791.txt)
+ # PATCH Method for HTTP (https://www.ietf.org/rfc/rfc5789.txt)
RFC2616 = %w(OPTIONS GET HEAD POST PUT DELETE TRACE CONNECT)
RFC2518 = %w(PROPFIND PROPPATCH MKCOL COPY MOVE LOCK UNLOCK)
RFC3253 = %w(VERSION-CONTROL REPORT CHECKOUT CHECKIN UNCHECKOUT MKWORKSPACE UPDATE LABEL MERGE BASELINE-CONTROL MKACTIVITY)
@@ -196,6 +200,23 @@ module ActionDispatch
@headers ||= Http::Headers.new(self)
end
+ # Early Hints is an HTTP/2 status code that indicates hints to help a client start
+ # making preparations for processing the final response.
+ #
+ # If the env contains +rack.early_hints+ then the server accepts HTTP2 push for Link headers.
+ #
+ # The +send_early_hints+ method accepts a hash of links as follows:
+ #
+ # send_early_hints("Link" => "</style.css>; rel=preload; as=style\n</script.js>; rel=preload")
+ #
+ # If you are using +javascript_include_tag+ or +stylesheet_link_tag+ the
+ # Early Hints headers are included by default if supported.
+ def send_early_hints(links)
+ return unless env["rack.early_hints"]
+
+ env["rack.early_hints"].call(links)
+ end
+
# Returns a +String+ with the last requested path including their params.
#
# # get '/foo'
@@ -300,7 +321,7 @@ module ActionDispatch
# variable is already set, wrap it in a StringIO.
def body
if raw_post = get_header("RAW_POST_DATA")
- raw_post.force_encoding(Encoding::BINARY)
+ raw_post = raw_post.dup.force_encoding(Encoding::BINARY)
StringIO.new(raw_post)
else
body_stream
diff --git a/actionpack/lib/action_dispatch/http/response.rb b/actionpack/lib/action_dispatch/http/response.rb
index 29d8ba3d04..7e50cb6d23 100644
--- a/actionpack/lib/action_dispatch/http/response.rb
+++ b/actionpack/lib/action_dispatch/http/response.rb
@@ -1,6 +1,8 @@
+# frozen_string_literal: true
+
require "active_support/core_ext/module/attribute_accessors"
-require_relative "filter_redirect"
-require_relative "cache"
+require "action_dispatch/http/filter_redirect"
+require "action_dispatch/http/cache"
require "monitor"
module ActionDispatch # :nodoc:
@@ -257,11 +259,10 @@ module ActionDispatch # :nodoc:
# response.charset = 'utf-16' # => 'utf-16'
# response.charset = nil # => 'utf-8'
def charset=(charset)
- header_info = parsed_content_type_header
+ content_type = parsed_content_type_header.mime_type
if false == charset
- set_header CONTENT_TYPE, header_info.mime_type
+ set_content_type content_type, nil
else
- content_type = header_info.mime_type
set_content_type content_type, charset || self.class.default_charset
end
end
@@ -432,6 +433,7 @@ module ActionDispatch # :nodoc:
def before_committed
return if committed?
assign_default_content_type_and_charset!
+ merge_and_normalize_cache_control!(@cache_control)
handle_conditional_get!
handle_no_content!
end
diff --git a/actionpack/lib/action_dispatch/http/upload.rb b/actionpack/lib/action_dispatch/http/upload.rb
index 225272d66e..0b162dc7f1 100644
--- a/actionpack/lib/action_dispatch/http/upload.rb
+++ b/actionpack/lib/action_dispatch/http/upload.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
module ActionDispatch
module Http
# Models uploaded files.
diff --git a/actionpack/lib/action_dispatch/http/url.rb b/actionpack/lib/action_dispatch/http/url.rb
index f0344fd927..35ba44005a 100644
--- a/actionpack/lib/action_dispatch/http/url.rb
+++ b/actionpack/lib/action_dispatch/http/url.rb
@@ -274,7 +274,7 @@ module ActionDispatch
def standard_port
case protocol
when "https://" then 443
- else 80
+ else 80
end
end