Add (back) rails-level JSON caching (#11333)

master
Eugen Rochko 5 years ago committed by GitHub
parent 59fd622adc
commit c669bb42ba
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  1. 2
      app/controllers/accounts_controller.rb
  2. 2
      app/controllers/activitypub/collections_controller.rb
  3. 5
      app/controllers/api/v1/custom_emojis_controller.rb
  4. 3
      app/controllers/api/v1/instances/activity_controller.rb
  5. 3
      app/controllers/api/v1/instances/peers_controller.rb
  6. 5
      app/controllers/api/v1/instances_controller.rb
  7. 38
      app/controllers/application_controller.rb
  8. 50
      app/controllers/concerns/cache_concern.rb
  9. 2
      app/controllers/emojis_controller.rb
  10. 4
      app/controllers/statuses_controller.rb

@ -41,7 +41,7 @@ class AccountsController < ApplicationController
format.json do
expires_in 3.minutes, public: !(authorized_fetch_mode? && signed_request_account.present?)
render json: @account, content_type: 'application/activity+json', serializer: ActivityPub::ActorSerializer, adapter: ActivityPub::Adapter, fields: restrict_fields_to
render_with_cache json: @account, content_type: 'application/activity+json', serializer: ActivityPub::ActorSerializer, adapter: ActivityPub::Adapter, fields: restrict_fields_to
end
end
end

@ -11,7 +11,7 @@ class ActivityPub::CollectionsController < ActivityPub::BaseController
def show
expires_in 3.minutes, public: public_fetch_mode?
render json: collection_presenter, content_type: 'application/activity+json', serializer: ActivityPub::CollectionSerializer, adapter: ActivityPub::Adapter, skip_activities: true
render_with_cache json: collection_presenter, content_type: 'application/activity+json', serializer: ActivityPub::CollectionSerializer, adapter: ActivityPub::Adapter, skip_activities: true
end
private

@ -6,8 +6,7 @@ class Api::V1::CustomEmojisController < Api::BaseController
skip_before_action :set_cache_headers
def index
render_cached_json('api:v1:custom_emojis', expires_in: 1.minute) do
ActiveModelSerializers::SerializableResource.new(CustomEmoji.local.where(disabled: false).includes(:category), each_serializer: REST::CustomEmojiSerializer)
end
expires_in 3.minutes, public: true
render_with_cache(each_serializer: REST::CustomEmojiSerializer) { CustomEmoji.local.where(disabled: false).includes(:category) }
end
end

@ -7,7 +7,8 @@ class Api::V1::Instances::ActivityController < Api::BaseController
respond_to :json
def show
render_cached_json('api:v1:instances:activity:show', expires_in: 1.day) { activity }
expires_in 1.day, public: true
render_with_cache json: :activity, expires_in: 1.day
end
private

@ -7,7 +7,8 @@ class Api::V1::Instances::PeersController < Api::BaseController
respond_to :json
def index
render_cached_json('api:v1:instances:peers:index', expires_in: 1.day) { Account.remote.domains }
expires_in 1.day, public: true
render_with_cache(expires_in: 1.day) { Account.remote.domains }
end
private

@ -5,8 +5,7 @@ class Api::V1::InstancesController < Api::BaseController
skip_before_action :set_cache_headers
def show
render_cached_json('api:v1:instances', expires_in: 5.minutes) do
ActiveModelSerializers::SerializableResource.new({}, serializer: REST::InstanceSerializer)
end
expires_in 3.minutes, public: true
render_with_cache json: {}, serializer: REST::InstanceSerializer
end
end

@ -10,6 +10,7 @@ class ApplicationController < ActionController::Base
include Localized
include UserTrackingConcern
include SessionTrackingConcern
include CacheConcern
helper_method :current_account
helper_method :current_session
@ -115,47 +116,10 @@ class ApplicationController < ActionController::Base
current_user.setting_theme
end
def cache_collection(raw, klass)
return raw unless klass.respond_to?(:with_includes)
raw = raw.cache_ids.to_a if raw.is_a?(ActiveRecord::Relation)
cached_keys_with_value = Rails.cache.read_multi(*raw).transform_keys(&:id)
uncached_ids = raw.map(&:id) - cached_keys_with_value.keys
klass.reload_stale_associations!(cached_keys_with_value.values) if klass.respond_to?(:reload_stale_associations!)
unless uncached_ids.empty?
uncached = klass.where(id: uncached_ids).with_includes.each_with_object({}) { |item, h| h[item.id] = item }
uncached.each_value do |item|
Rails.cache.write(item, item)
end
end
raw.map { |item| cached_keys_with_value[item.id] || uncached[item.id] }.compact
end
def respond_with_error(code)
respond_to do |format|
format.any { head code }
format.html { render "errors/#{code}", layout: 'error', status: code }
end
end
def render_cached_json(cache_key, **options)
options[:expires_in] ||= 3.minutes
cache_public = options.key?(:public) ? options.delete(:public) : true
content_type = options.delete(:content_type) || 'application/json'
data = Rails.cache.fetch(cache_key, { raw: true }.merge(options)) do
yield.to_json
end
expires_in options[:expires_in], public: cache_public
render json: data, content_type: content_type
end
def set_cache_headers
response.headers['Vary'] = public_fetch_mode? ? 'Accept' : 'Accept, Signature'
end
end

@ -0,0 +1,50 @@
# frozen_string_literal: true
module CacheConcern
extend ActiveSupport::Concern
def render_with_cache(**options)
raise ArgumentError, 'only JSON render calls are supported' unless options.key?(:json) || block_given?
key = options.delete(:key) || [[params[:controller], params[:action]].join('/'), options[:json].respond_to?(:cache_key) ? options[:json].cache_key : nil, options[:fields].nil? ? nil : options[:fields].join(',')].compact.join(':')
expires_in = options.delete(:expires_in) || 3.minutes
body = Rails.cache.read(key, raw: true)
if body
render(options.except(:json, :serializer, :each_serializer, :adapter, :fields).merge(json: body))
else
if block_given?
options[:json] = yield
elsif options[:json].is_a?(Symbol)
options[:json] = send(options[:json])
end
render(options)
Rails.cache.write(key, response.body, expires_in: expires_in, raw: true)
end
end
def set_cache_headers
response.headers['Vary'] = public_fetch_mode? ? 'Accept' : 'Accept, Signature'
end
def cache_collection(raw, klass)
return raw unless klass.respond_to?(:with_includes)
raw = raw.cache_ids.to_a if raw.is_a?(ActiveRecord::Relation)
cached_keys_with_value = Rails.cache.read_multi(*raw).transform_keys(&:id)
uncached_ids = raw.map(&:id) - cached_keys_with_value.keys
klass.reload_stale_associations!(cached_keys_with_value.values) if klass.respond_to?(:reload_stale_associations!)
unless uncached_ids.empty?
uncached = klass.where(id: uncached_ids).with_includes.each_with_object({}) { |item, h| h[item.id] = item }
uncached.each_value do |item|
Rails.cache.write(item, item)
end
end
raw.map { |item| cached_keys_with_value[item.id] || uncached[item.id] }.compact
end
end

@ -8,7 +8,7 @@ class EmojisController < ApplicationController
respond_to do |format|
format.json do
expires_in 3.minutes, public: true
render json: @emoji, content_type: 'application/activity+json', serializer: ActivityPub::EmojiSerializer, adapter: ActivityPub::Adapter
render_with_cache json: @emoji, content_type: 'application/activity+json', serializer: ActivityPub::EmojiSerializer, adapter: ActivityPub::Adapter
end
end
end

@ -32,14 +32,14 @@ class StatusesController < ApplicationController
format.json do
expires_in 3.minutes, public: @status.distributable? && public_fetch_mode?
render json: @status, content_type: 'application/activity+json', serializer: ActivityPub::NoteSerializer, adapter: ActivityPub::Adapter
render_with_cache json: @status, content_type: 'application/activity+json', serializer: ActivityPub::NoteSerializer, adapter: ActivityPub::Adapter
end
end
end
def activity
expires_in 3.minutes, public: @status.distributable? && public_fetch_mode?
render json: @status, content_type: 'application/activity+json', serializer: ActivityPub::ActivitySerializer, adapter: ActivityPub::Adapter
render_with_cache json: @status, content_type: 'application/activity+json', serializer: ActivityPub::ActivitySerializer, adapter: ActivityPub::Adapter
end
def embed

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