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mastodon/app/workers/activitypub/delivery_worker.rb
Claire 5efb1ff337
Fix followers synchronization mechanism not working when URI has empty path (#16510)
* Fix followers synchronization mechanism not working when URI has empty path

To my knowledge, there is no current implementation on the fediverse
that can use bare domains (e.g., actor is at https://example.org instead of
something like https://example.org/actor) that also plans to support the
followers synchronization mechanism. However, Mastodon's current implementation
would exclude such accounts from followers list.

Also adds tests and rename them to reflect the proper method names.

* Move url prefix regexp to its own constant
2021-08-11 17:48:42 +02:00

74 lines
2.2 KiB
Ruby

# frozen_string_literal: true
class ActivityPub::DeliveryWorker
include Sidekiq::Worker
include RoutingHelper
include JsonLdHelper
STOPLIGHT_FAILURE_THRESHOLD = 10
STOPLIGHT_COOLDOWN = 60
sidekiq_options queue: 'push', retry: 16, dead: false
HEADERS = { 'Content-Type' => 'application/activity+json' }.freeze
def perform(json, source_account_id, inbox_url, options = {})
return unless DeliveryFailureTracker.available?(inbox_url)
@options = options.with_indifferent_access
@json = json
@source_account = Account.find(source_account_id)
@inbox_url = inbox_url
@host = Addressable::URI.parse(inbox_url).normalized_site
@performed = false
perform_request
ensure
if @inbox_url.present?
if @performed
failure_tracker.track_success!
else
failure_tracker.track_failure!
end
end
end
private
def build_request(http_client)
Request.new(:post, @inbox_url, body: @json, http_client: http_client).tap do |request|
request.on_behalf_of(@source_account, :uri, sign_with: @options[:sign_with])
request.add_headers(HEADERS)
request.add_headers({ 'Collection-Synchronization' => synchronization_header }) if ENV['DISABLE_FOLLOWERS_SYNCHRONIZATION'] != 'true' && @options[:synchronize_followers]
end
end
def synchronization_header
"collectionId=\"#{account_followers_url(@source_account)}\", digest=\"#{@source_account.remote_followers_hash(@inbox_url)}\", url=\"#{account_followers_synchronization_url(@source_account)}\""
end
def perform_request
light = Stoplight(@inbox_url) do
request_pool.with(@host) do |http_client|
build_request(http_client).perform do |response|
raise Mastodon::UnexpectedResponseError, response unless response_successful?(response) || response_error_unsalvageable?(response)
@performed = true
end
end
end
light.with_threshold(STOPLIGHT_FAILURE_THRESHOLD)
.with_cool_off_time(STOPLIGHT_COOLDOWN)
.run
end
def failure_tracker
@failure_tracker ||= DeliveryFailureTracker.new(@inbox_url)
end
def request_pool
RequestPool.current
end
end