diff options
Diffstat (limited to 'actionpack/lib')
12 files changed, 294 insertions, 11 deletions
diff --git a/actionpack/lib/action_controller.rb b/actionpack/lib/action_controller.rb index bd19b8cd5d..f43784f9f2 100644 --- a/actionpack/lib/action_controller.rb +++ b/actionpack/lib/action_controller.rb @@ -22,6 +22,7 @@ module ActionController autoload_under "metal" do autoload :ConditionalGet + autoload :ContentSecurityPolicy autoload :Cookies autoload :DataStreaming autoload :EtagWithTemplateDigest diff --git a/actionpack/lib/action_controller/base.rb b/actionpack/lib/action_controller/base.rb index b73269871b..204a3d400c 100644 --- a/actionpack/lib/action_controller/base.rb +++ b/actionpack/lib/action_controller/base.rb @@ -225,6 +225,7 @@ module ActionController Flash, FormBuilder, RequestForgeryProtection, + ContentSecurityPolicy, ForceSSL, Streaming, DataStreaming, diff --git a/actionpack/lib/action_controller/metal/content_security_policy.rb b/actionpack/lib/action_controller/metal/content_security_policy.rb new file mode 100644 index 0000000000..48a7109bea --- /dev/null +++ b/actionpack/lib/action_controller/metal/content_security_policy.rb @@ -0,0 +1,26 @@ +# frozen_string_literal: true + +module ActionController #:nodoc: + module ContentSecurityPolicy + # TODO: Documentation + extend ActiveSupport::Concern + + module ClassMethods + def content_security_policy(**options, &block) + before_action(options) do + if block_given? + policy = request.content_security_policy.clone + yield policy + request.content_security_policy = policy + end + end + end + + def content_security_policy_report_only(report_only = true, **options) + before_action(options) do + request.content_security_policy_report_only = report_only + end + end + end + end +end diff --git a/actionpack/lib/action_controller/metal/http_authentication.rb b/actionpack/lib/action_controller/metal/http_authentication.rb index 0c8132684a..01676f3237 100644 --- a/actionpack/lib/action_controller/metal/http_authentication.rb +++ b/actionpack/lib/action_controller/metal/http_authentication.rb @@ -72,10 +72,10 @@ module ActionController before_action(options.except(:name, :password, :realm)) do authenticate_or_request_with_http_basic(options[:realm] || "Application") do |name, password| # This comparison uses & so that it doesn't short circuit and - # uses `variable_size_secure_compare` so that length information + # uses `secure_compare` so that length information # isn't leaked. - ActiveSupport::SecurityUtils.variable_size_secure_compare(name, options[:name]) & - ActiveSupport::SecurityUtils.variable_size_secure_compare(password, options[:password]) + ActiveSupport::SecurityUtils.secure_compare(name, options[:name]) & + ActiveSupport::SecurityUtils.secure_compare(password, options[:password]) end end end @@ -350,10 +350,7 @@ module ActionController # authenticate_or_request_with_http_token do |token, options| # # Compare the tokens in a time-constant manner, to mitigate # # timing attacks. - # ActiveSupport::SecurityUtils.secure_compare( - # ::Digest::SHA256.hexdigest(token), - # ::Digest::SHA256.hexdigest(TOKEN) - # ) + # ActiveSupport::SecurityUtils.secure_compare(token, TOKEN) # end # end # end diff --git a/actionpack/lib/action_controller/metal/request_forgery_protection.rb b/actionpack/lib/action_controller/metal/request_forgery_protection.rb index 906494ba16..04fadc90e2 100644 --- a/actionpack/lib/action_controller/metal/request_forgery_protection.rb +++ b/actionpack/lib/action_controller/metal/request_forgery_protection.rb @@ -369,7 +369,7 @@ module ActionController #:nodoc: end def compare_with_real_token(token, session) # :doc: - ActiveSupport::SecurityUtils.secure_compare(token, real_csrf_token(session)) + ActiveSupport::SecurityUtils.fixed_length_secure_compare(token, real_csrf_token(session)) end def valid_per_form_csrf_token?(token, session) # :doc: @@ -380,7 +380,7 @@ module ActionController #:nodoc: request.request_method ) - ActiveSupport::SecurityUtils.secure_compare(token, correct_token) + ActiveSupport::SecurityUtils.fixed_length_secure_compare(token, correct_token) else false end diff --git a/actionpack/lib/action_dispatch.rb b/actionpack/lib/action_dispatch.rb index 34937f3229..6fed911d0a 100644 --- a/actionpack/lib/action_dispatch.rb +++ b/actionpack/lib/action_dispatch.rb @@ -42,6 +42,7 @@ module ActionDispatch eager_autoload do autoload_under "http" do + autoload :ContentSecurityPolicy autoload :Request autoload :Response end 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..d10d4faf3d --- /dev/null +++ b/actionpack/lib/action_dispatch/http/content_security_policy.rb @@ -0,0 +1,233 @@ +# frozen_string_literal: true + +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 + headers[header_name(request)] = policy.build(request.controller_instance) + 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 + + 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 + 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'" + }.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", + script_src: "script-src", + style_src: "style-src", + worker_src: "worker-src" + }.freeze + + private_constant :MAPPINGS, :DIRECTIVES + + attr_reader :directives + + def initialize + @directives = {} + yield self if block_given? + end + + def initialize_copy(other) + @directives = copy_directives(other.directives) + 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) + build_directives(context).compact.join("; ") + ";" + end + + private + def copy_directives(directives) + directives.transform_values { |sources| sources.map(&:dup) } + end + + 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) + @directives.map do |directive, sources| + if sources.is_a?(Array) + "#{directive} #{build_directive(sources, context).join(' ')}" + 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 + end +end diff --git a/actionpack/lib/action_dispatch/http/mime_types.rb b/actionpack/lib/action_dispatch/http/mime_types.rb index f8e6fca36d..342e6de312 100644 --- a/actionpack/lib/action_dispatch/http/mime_types.rb +++ b/actionpack/lib/action_dispatch/http/mime_types.rb @@ -10,6 +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) @@ -20,6 +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 diff --git a/actionpack/lib/action_dispatch/http/request.rb b/actionpack/lib/action_dispatch/http/request.rb index d631281e4b..3838b84a7a 100644 --- a/actionpack/lib/action_dispatch/http/request.rb +++ b/actionpack/lib/action_dispatch/http/request.rb @@ -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" diff --git a/actionpack/lib/action_dispatch/middleware/cookies.rb b/actionpack/lib/action_dispatch/middleware/cookies.rb index 86a070c6ad..ea4156c972 100644 --- a/actionpack/lib/action_dispatch/middleware/cookies.rb +++ b/actionpack/lib/action_dispatch/middleware/cookies.rb @@ -161,7 +161,7 @@ module ActionDispatch # # * <tt>:tld_length</tt> - When using <tt>:domain => :all</tt>, this option can be used to explicitly # set the TLD length when using a short (<= 3 character) domain that is being interpreted as part of a TLD. - # For example, to share cookies between user1.lvh.me and user2.lvh.me, set <tt>:tld_length</tt> to 1. + # For example, to share cookies between user1.lvh.me and user2.lvh.me, set <tt>:tld_length</tt> to 2. # * <tt>:expires</tt> - The time at which this cookie expires, as a \Time or ActiveSupport::Duration object. # * <tt>:secure</tt> - Whether this cookie is only transmitted to HTTPS servers. # Default is +false+. diff --git a/actionpack/lib/action_dispatch/routing/route_set.rb b/actionpack/lib/action_dispatch/routing/route_set.rb index 987e709f6f..9eff30fa53 100644 --- a/actionpack/lib/action_dispatch/routing/route_set.rb +++ b/actionpack/lib/action_dispatch/routing/route_set.rb @@ -199,6 +199,16 @@ module ActionDispatch if args.size == arg_size && !inner_options && optimize_routes_generation?(t) options = t.url_options.merge @options options[:path] = optimized_helper(args) + + original_script_name = options.delete(:original_script_name) + script_name = t._routes.find_script_name(options) + + if original_script_name + script_name = original_script_name + script_name + end + + options[:script_name] = script_name + url_strategy.call options else super diff --git a/actionpack/lib/action_pack/gem_version.rb b/actionpack/lib/action_pack/gem_version.rb index 28bc153f4d..97f4934b58 100644 --- a/actionpack/lib/action_pack/gem_version.rb +++ b/actionpack/lib/action_pack/gem_version.rb @@ -10,7 +10,7 @@ module ActionPack MAJOR = 5 MINOR = 2 TINY = 0 - PRE = "alpha" + PRE = "beta2" STRING = [MAJOR, MINOR, TINY, PRE].compact.join(".") end |