diff --git a/app/helpers/jsonld_helper.rb b/app/helpers/jsonld_helper.rb index 957a2cbc98..dfb8fcb8b1 100644 --- a/app/helpers/jsonld_helper.rb +++ b/app/helpers/jsonld_helper.rb @@ -61,7 +61,7 @@ module JsonLdHelper def fetch_resource_without_id_validation(uri) build_request(uri).perform do |response| - response.code == 200 ? body_to_json(response.to_s) : nil + response.code == 200 ? body_to_json(response.body_with_limit) : nil end end diff --git a/app/javascript/mastodon/actions/importer/index.js b/app/javascript/mastodon/actions/importer/index.js index d1ea40c360..a97f4d173c 100644 --- a/app/javascript/mastodon/actions/importer/index.js +++ b/app/javascript/mastodon/actions/importer/index.js @@ -39,7 +39,7 @@ export function importFetchedAccounts(accounts) { pushUnique(normalAccounts, normalizeAccount(account)); if (account.moved) { - processAccount(account); + processAccount(account.moved); } } diff --git a/app/javascript/mastodon/actions/importer/normalizer.js b/app/javascript/mastodon/actions/importer/normalizer.js index c88f6946fe..1b09f319ff 100644 --- a/app/javascript/mastodon/actions/importer/normalizer.js +++ b/app/javascript/mastodon/actions/importer/normalizer.js @@ -10,6 +10,10 @@ export function normalizeAccount(account) { account.display_name_html = emojify(escapeTextContentForBrowser(displayName)); account.note_emojified = emojify(account.note); + if (account.moved) { + account.moved = account.moved.id; + } + return account; } diff --git a/app/javascript/mastodon/components/status_content.js b/app/javascript/mastodon/components/status_content.js index b6082f008f..9b86592f67 100644 --- a/app/javascript/mastodon/components/status_content.js +++ b/app/javascript/mastodon/components/status_content.js @@ -158,7 +158,7 @@ export default class StatusContent extends React.PureComponent { {mentionsPlaceholder} diff --git a/app/javascript/styles/mastodon/components.scss b/app/javascript/styles/mastodon/components.scss index 5c6189bae2..48c39136fb 100644 --- a/app/javascript/styles/mastodon/components.scss +++ b/app/javascript/styles/mastodon/components.scss @@ -1435,14 +1435,19 @@ position: relative; width: 100%; height: 100%; + display: flex; + align-items: center; + justify-content: center; - &.image-loader--loading { - display: flex; - align-content: center; + .image-loader__preview-canvas { + max-width: $media-modal-media-max-width; + max-height: $media-modal-media-max-height; + background: url('~images/void.png') repeat; + object-fit: contain; + } - .image-loader__preview-canvas { - filter: blur(2px); - } + &.image-loader--loading .image-loader__preview-canvas { + filter: blur(2px); } &.image-loader--amorphous .image-loader__preview-canvas { @@ -1455,7 +1460,16 @@ width: 100%; height: 100%; display: flex; - align-content: center; + align-items: center; + justify-content: center; + + img { + max-width: $media-modal-media-max-width; + max-height: $media-modal-media-max-height; + width: auto; + height: auto; + object-fit: contain; + } } .navigation-bar { @@ -3422,27 +3436,6 @@ a.status-card { width: 100%; height: 100%; position: relative; - - img, - canvas, - video { - max-width: 100%; - /* - put margins on top and bottom of image to avoid the screen coverd by - image. - */ - max-height: 80%; - width: auto; - height: auto; - margin: auto; - } - - img, - canvas { - display: block; - background: url('~images/void.png') repeat; - object-fit: contain; - } } .media-modal__closer { diff --git a/app/javascript/styles/mastodon/variables.scss b/app/javascript/styles/mastodon/variables.scss index dcc2857ff6..e456c27ee3 100644 --- a/app/javascript/styles/mastodon/variables.scss +++ b/app/javascript/styles/mastodon/variables.scss @@ -30,3 +30,8 @@ $ui-highlight-color: $classic-highlight-color !default; // Vibrant // Language codes that uses CJK fonts $cjk-langs: ja, ko, zh-CN, zh-HK, zh-TW; + +// Variables for components +$media-modal-media-max-width: 100%; +// put margins on top and bottom of image to avoid the screen covered by image. +$media-modal-media-max-height: 80%; diff --git a/app/lib/exceptions.rb b/app/lib/exceptions.rb index 95e3365c2b..e88e98eae5 100644 --- a/app/lib/exceptions.rb +++ b/app/lib/exceptions.rb @@ -5,6 +5,7 @@ module Mastodon class NotPermittedError < Error; end class ValidationError < Error; end class HostValidationError < ValidationError; end + class LengthValidationError < ValidationError; end class RaceConditionError < Error; end class UnexpectedResponseError < Error diff --git a/app/lib/provider_discovery.rb b/app/lib/provider_discovery.rb index bbd3a2d43e..3bec7211bd 100644 --- a/app/lib/provider_discovery.rb +++ b/app/lib/provider_discovery.rb @@ -18,7 +18,7 @@ class ProviderDiscovery < OEmbed::ProviderDiscovery else Request.new(:get, url).perform do |res| raise OEmbed::NotFound, url if res.code != 200 || res.mime_type != 'text/html' - Nokogiri::HTML(res.to_s) + Nokogiri::HTML(res.body_with_limit) end end diff --git a/app/lib/request.rb b/app/lib/request.rb index 8a127c65f2..dca93a6e95 100644 --- a/app/lib/request.rb +++ b/app/lib/request.rb @@ -40,7 +40,7 @@ class Request end begin - yield response + yield response.extend(ClientLimit) ensure http_client.close end @@ -99,6 +99,33 @@ class Request @http_client ||= HTTP.timeout(:per_operation, timeout).follow(max_hops: 2) end + module ClientLimit + def body_with_limit(limit = 1.megabyte) + raise Mastodon::LengthValidationError if content_length.present? && content_length > limit + + if charset.nil? + encoding = Encoding::BINARY + else + begin + encoding = Encoding.find(charset) + rescue ArgumentError + encoding = Encoding::BINARY + end + end + + contents = String.new(encoding: encoding) + + while (chunk = readpartial) + contents << chunk + chunk.clear + + raise Mastodon::LengthValidationError if contents.bytesize > limit + end + + contents + end + end + class Socket < TCPSocket class << self def open(host, *args) @@ -118,5 +145,5 @@ class Request end end - private_constant :Socket + private_constant :ClientLimit, :Socket end diff --git a/app/models/account.rb b/app/models/account.rb index 821f1e64c9..95ecc3c1cd 100644 --- a/app/models/account.rb +++ b/app/models/account.rb @@ -55,7 +55,6 @@ class Account < ApplicationRecord include AccountHeader include AccountInteractions include Attachmentable - include Remotable include Paginable MAX_NOTE_LENGTH = 500 diff --git a/app/models/application_record.rb b/app/models/application_record.rb index 71fbba5b32..83134d41a4 100644 --- a/app/models/application_record.rb +++ b/app/models/application_record.rb @@ -2,4 +2,5 @@ class ApplicationRecord < ActiveRecord::Base self.abstract_class = true + include Remotable end diff --git a/app/models/concerns/account_avatar.rb b/app/models/concerns/account_avatar.rb index 9e34a94617..2d5ebfca35 100644 --- a/app/models/concerns/account_avatar.rb +++ b/app/models/concerns/account_avatar.rb @@ -4,6 +4,7 @@ module AccountAvatar extend ActiveSupport::Concern IMAGE_MIME_TYPES = ['image/jpeg', 'image/png', 'image/gif'].freeze + LIMIT = 2.megabytes class_methods do def avatar_styles(file) @@ -19,7 +20,8 @@ module AccountAvatar # Avatar upload has_attached_file :avatar, styles: ->(f) { avatar_styles(f) }, convert_options: { all: '-strip' }, processors: [:lazy_thumbnail] validates_attachment_content_type :avatar, content_type: IMAGE_MIME_TYPES - validates_attachment_size :avatar, less_than: 2.megabytes + validates_attachment_size :avatar, less_than: LIMIT + remotable_attachment :avatar, LIMIT end def avatar_original_url diff --git a/app/models/concerns/account_header.rb b/app/models/concerns/account_header.rb index 04c576b289..ef40b8126b 100644 --- a/app/models/concerns/account_header.rb +++ b/app/models/concerns/account_header.rb @@ -4,6 +4,7 @@ module AccountHeader extend ActiveSupport::Concern IMAGE_MIME_TYPES = ['image/jpeg', 'image/png', 'image/gif'].freeze + LIMIT = 2.megabytes class_methods do def header_styles(file) @@ -19,7 +20,8 @@ module AccountHeader # Header upload has_attached_file :header, styles: ->(f) { header_styles(f) }, convert_options: { all: '-strip' }, processors: [:lazy_thumbnail] validates_attachment_content_type :header, content_type: IMAGE_MIME_TYPES - validates_attachment_size :header, less_than: 2.megabytes + validates_attachment_size :header, less_than: LIMIT + remotable_attachment :header, LIMIT end def header_original_url diff --git a/app/models/concerns/remotable.rb b/app/models/concerns/remotable.rb index 0f18c5d963..3b8c507c31 100644 --- a/app/models/concerns/remotable.rb +++ b/app/models/concerns/remotable.rb @@ -3,8 +3,8 @@ module Remotable extend ActiveSupport::Concern - included do - attachment_definitions.each_key do |attachment_name| + class_methods do + def remotable_attachment(attachment_name, limit) attribute_name = "#{attachment_name}_remote_url".to_sym method_name = "#{attribute_name}=".to_sym alt_method_name = "reset_#{attachment_name}!".to_sym @@ -33,7 +33,7 @@ module Remotable File.extname(filename) end - send("#{attachment_name}=", StringIO.new(response.to_s)) + send("#{attachment_name}=", StringIO.new(response.body_with_limit(limit))) send("#{attachment_name}_file_name=", basename + extname) self[attribute_name] = url if has_attribute?(attribute_name) diff --git a/app/models/custom_emoji.rb b/app/models/custom_emoji.rb index a77b53c98b..476178e86e 100644 --- a/app/models/custom_emoji.rb +++ b/app/models/custom_emoji.rb @@ -19,6 +19,8 @@ # class CustomEmoji < ApplicationRecord + LIMIT = 50.kilobytes + SHORTCODE_RE_FRAGMENT = '[a-zA-Z0-9_]{2,}' SCAN_RE = /(?<=[^[:alnum:]:]|\n|^) @@ -29,14 +31,14 @@ class CustomEmoji < ApplicationRecord has_attached_file :image, styles: { static: { format: 'png', convert_options: '-coalesce -strip' } } - validates_attachment :image, content_type: { content_type: 'image/png' }, presence: true, size: { in: 0..50.kilobytes } + validates_attachment :image, content_type: { content_type: 'image/png' }, presence: true, size: { less_than: LIMIT } validates :shortcode, uniqueness: { scope: :domain }, format: { with: /\A#{SHORTCODE_RE_FRAGMENT}\z/ }, length: { minimum: 2 } scope :local, -> { where(domain: nil) } scope :remote, -> { where.not(domain: nil) } scope :alphabetic, -> { order(domain: :asc, shortcode: :asc) } - include Remotable + remotable_attachment :image, LIMIT def local? domain.nil? diff --git a/app/models/media_attachment.rb b/app/models/media_attachment.rb index 283d0e7140..49c24ac017 100644 --- a/app/models/media_attachment.rb +++ b/app/models/media_attachment.rb @@ -74,6 +74,8 @@ class MediaAttachment < ApplicationRecord }, }.freeze + LIMIT = 8.megabytes + belongs_to :account, inverse_of: :media_attachments, optional: true belongs_to :status, inverse_of: :media_attachments, optional: true @@ -85,7 +87,8 @@ class MediaAttachment < ApplicationRecord include Remotable validates_attachment_content_type :file, content_type: IMAGE_MIME_TYPES + VIDEO_MIME_TYPES + AUDIO_MIME_TYPES - validates_attachment_size :file, less_than: 8.megabytes + validates_attachment_size :file, less_than: LIMIT + remotable_attachment :file, LIMIT validates :account, presence: true validates :description, length: { maximum: 420 }, if: :local? diff --git a/app/models/preview_card.rb b/app/models/preview_card.rb index 86eecdfe5b..0c82f06ce0 100644 --- a/app/models/preview_card.rb +++ b/app/models/preview_card.rb @@ -26,6 +26,7 @@ class PreviewCard < ApplicationRecord IMAGE_MIME_TYPES = ['image/jpeg', 'image/png', 'image/gif'].freeze + LIMIT = 1.megabytes self.inheritance_column = false @@ -36,11 +37,11 @@ class PreviewCard < ApplicationRecord has_attached_file :image, styles: { original: { geometry: '400x400>', file_geometry_parser: FastGeometryParser } }, convert_options: { all: '-quality 80 -strip' } include Attachmentable - include Remotable validates :url, presence: true, uniqueness: true validates_attachment_content_type :image, content_type: IMAGE_MIME_TYPES - validates_attachment_size :image, less_than: 1.megabytes + validates_attachment_size :image, less_than: LIMIT + remotable_attachment :image, LIMIT before_save :extract_dimensions, if: :link? diff --git a/app/services/fetch_atom_service.rb b/app/services/fetch_atom_service.rb index 48ad5dcd37..62dea8298a 100644 --- a/app/services/fetch_atom_service.rb +++ b/app/services/fetch_atom_service.rb @@ -38,13 +38,14 @@ class FetchAtomService < BaseService return nil if response.code != 200 if response.mime_type == 'application/atom+xml' - [@url, { prefetched_body: response.to_s }, :ostatus] + [@url, { prefetched_body: response.body_with_limit }, :ostatus] elsif ['application/activity+json', 'application/ld+json; profile="https://www.w3.org/ns/activitystreams"'].include?(response.mime_type) - json = body_to_json(response.to_s) + body = response.body_with_limit + json = body_to_json(body) if supported_context?(json) && json['type'] == 'Person' && json['inbox'].present? - [json['id'], { prefetched_body: response.to_s, id: true }, :activitypub] + [json['id'], { prefetched_body: body, id: true }, :activitypub] elsif supported_context?(json) && json['type'] == 'Note' - [json['id'], { prefetched_body: response.to_s, id: true }, :activitypub] + [json['id'], { prefetched_body: body, id: true }, :activitypub] else @unsupported_activity = true nil @@ -61,7 +62,7 @@ class FetchAtomService < BaseService end def process_html(response) - page = Nokogiri::HTML(response.to_s) + page = Nokogiri::HTML(response.body_with_limit) json_link = page.xpath('//link[@rel="alternate"]').find { |link| ['application/activity+json', 'application/ld+json; profile="https://www.w3.org/ns/activitystreams"'].include?(link['type']) } atom_link = page.xpath('//link[@rel="alternate"]').find { |link| link['type'] == 'application/atom+xml' } diff --git a/app/services/fetch_link_card_service.rb b/app/services/fetch_link_card_service.rb index 26deb5ecc4..d5920a417e 100644 --- a/app/services/fetch_link_card_service.rb +++ b/app/services/fetch_link_card_service.rb @@ -45,7 +45,7 @@ class FetchLinkCardService < BaseService Request.new(:get, @url).perform do |res| if res.code == 200 && res.mime_type == 'text/html' - @html = res.to_s + @html = res.body_with_limit @html_charset = res.charset else @html = nil diff --git a/app/services/resolve_account_service.rb b/app/services/resolve_account_service.rb index 034821dc07..744ea24f4d 100644 --- a/app/services/resolve_account_service.rb +++ b/app/services/resolve_account_service.rb @@ -181,7 +181,7 @@ class ResolveAccountService < BaseService @atom_body = Request.new(:get, atom_url).perform do |response| raise Mastodon::UnexpectedResponseError, response unless response.code == 200 - response.to_s + response.body_with_limit end end diff --git a/app/workers/pubsubhubbub/confirmation_worker.rb b/app/workers/pubsubhubbub/confirmation_worker.rb index cc2d1225bf..c0e7b677e4 100644 --- a/app/workers/pubsubhubbub/confirmation_worker.rb +++ b/app/workers/pubsubhubbub/confirmation_worker.rb @@ -57,7 +57,7 @@ class Pubsubhubbub::ConfirmationWorker def callback_get_with_params Request.new(:get, subscription.callback_url, params: callback_params).perform do |response| - @callback_response_body = response.body.to_s + @callback_response_body = response.body_with_limit end end diff --git a/scalingo.json b/scalingo.json index 426698b9cc..0cc648f02b 100644 --- a/scalingo.json +++ b/scalingo.json @@ -21,6 +21,10 @@ "description": "The secret key base", "generator": "secret" }, + "OTP_SECRET": { + "description": "One-time password secret", + "generator": "secret" + }, "SINGLE_USER_MODE": { "description": "Should the instance run in single user mode? (Disable registrations, redirect to front page)", "value": "false", diff --git a/spec/lib/request_spec.rb b/spec/lib/request_spec.rb index 4d6b20dd53..939ac006ae 100644 --- a/spec/lib/request_spec.rb +++ b/spec/lib/request_spec.rb @@ -1,6 +1,7 @@ # frozen_string_literal: true require 'rails_helper' +require 'securerandom' describe Request do subject { Request.new(:get, 'http://example.com') } @@ -64,6 +65,12 @@ describe Request do expect_any_instance_of(HTTP::Client).to receive(:close) expect { |block| subject.perform &block }.to yield_control end + + it 'returns response which implements body_with_limit' do + subject.perform do |response| + expect(response).to respond_to :body_with_limit + end + end end context 'with private host' do @@ -81,4 +88,46 @@ describe Request do end end end + + describe "response's body_with_limit method" do + it 'rejects body more than 1 megabyte by default' do + stub_request(:any, 'http://example.com').to_return(body: SecureRandom.random_bytes(2.megabytes)) + expect { subject.perform { |response| response.body_with_limit } }.to raise_error Mastodon::LengthValidationError + end + + it 'accepts body less than 1 megabyte by default' do + stub_request(:any, 'http://example.com').to_return(body: SecureRandom.random_bytes(2.kilobytes)) + expect { subject.perform { |response| response.body_with_limit } }.not_to raise_error + end + + it 'rejects body by given size' do + stub_request(:any, 'http://example.com').to_return(body: SecureRandom.random_bytes(2.kilobytes)) + expect { subject.perform { |response| response.body_with_limit(1.kilobyte) } }.to raise_error Mastodon::LengthValidationError + end + + it 'rejects too large chunked body' do + stub_request(:any, 'http://example.com').to_return(body: SecureRandom.random_bytes(2.megabytes), headers: { 'Transfer-Encoding' => 'chunked' }) + expect { subject.perform { |response| response.body_with_limit } }.to raise_error Mastodon::LengthValidationError + end + + it 'rejects too large monolithic body' do + stub_request(:any, 'http://example.com').to_return(body: SecureRandom.random_bytes(2.megabytes), headers: { 'Content-Length' => 2.megabytes }) + expect { subject.perform { |response| response.body_with_limit } }.to raise_error Mastodon::LengthValidationError + end + + it 'uses binary encoding if Content-Type does not tell encoding' do + stub_request(:any, 'http://example.com').to_return(body: '', headers: { 'Content-Type' => 'text/html' }) + expect(subject.perform { |response| response.body_with_limit.encoding }).to eq Encoding::BINARY + end + + it 'uses binary encoding if Content-Type tells unknown encoding' do + stub_request(:any, 'http://example.com').to_return(body: '', headers: { 'Content-Type' => 'text/html; charset=unknown' }) + expect(subject.perform { |response| response.body_with_limit.encoding }).to eq Encoding::BINARY + end + + it 'uses encoding specified by Content-Type' do + stub_request(:any, 'http://example.com').to_return(body: '', headers: { 'Content-Type' => 'text/html; charset=UTF-8' }) + expect(subject.perform { |response| response.body_with_limit.encoding }).to eq Encoding::UTF_8 + end + end end diff --git a/spec/models/concerns/remotable_spec.rb b/spec/models/concerns/remotable_spec.rb index 0b2dad23f0..b39233739c 100644 --- a/spec/models/concerns/remotable_spec.rb +++ b/spec/models/concerns/remotable_spec.rb @@ -29,7 +29,10 @@ RSpec.describe Remotable do context 'Remotable module is included' do before do - class Foo; include Remotable; end + class Foo + include Remotable + remotable_attachment :hoge, 1.kilobyte + end end let(:attribute_name) { "#{hoge}_remote_url".to_sym }