84 lines
2.6 KiB
Ruby
84 lines
2.6 KiB
Ruby
# frozen_string_literal: true
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class ActivityPub::DeliveryWorker
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include Sidekiq::Worker
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include RoutingHelper
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include JsonLdHelper
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STOPLIGHT_FAILURE_THRESHOLD = 10
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STOPLIGHT_COOLDOWN = 60
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sidekiq_options queue: 'push', retry: 16, dead: false
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# Unfortunately, we cannot control Sidekiq's jitter, so add our own
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sidekiq_retry_in do |count|
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# This is Sidekiq's default delay
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delay = (count**4) + 15
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# Our custom jitter, that will be added to Sidekiq's built-in one.
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# Sidekiq's built-in jitter is `rand(10) * (count + 1)`
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jitter = rand(0.5 * (count**4))
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delay + jitter
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end
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HEADERS = { 'Content-Type' => 'application/activity+json' }.freeze
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def perform(json, source_account_id, inbox_url, options = {})
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@options = options.with_indifferent_access
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return unless @options[:bypass_availability] || DeliveryFailureTracker.available?(inbox_url)
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@json = json
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@source_account = Account.find(source_account_id)
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@inbox_url = inbox_url
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@host = Addressable::URI.parse(inbox_url).normalized_site
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@performed = false
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perform_request
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ensure
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if @inbox_url.present?
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if @performed
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failure_tracker.track_success!
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else
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failure_tracker.track_failure!
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end
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end
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end
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private
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def build_request(http_client)
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Request.new(:post, @inbox_url, body: @json, http_client: http_client).tap do |request|
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request.on_behalf_of(@source_account, sign_with: @options[:sign_with])
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request.add_headers(HEADERS)
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request.add_headers({ 'Collection-Synchronization' => synchronization_header }) if ENV['DISABLE_FOLLOWERS_SYNCHRONIZATION'] != 'true' && @options[:synchronize_followers]
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end
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end
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def synchronization_header
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"collectionId=\"#{account_followers_url(@source_account)}\", digest=\"#{@source_account.remote_followers_hash(@inbox_url)}\", url=\"#{account_followers_synchronization_url(@source_account)}\""
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end
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def perform_request
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light = Stoplight(@inbox_url) do
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request_pool.with(@host) do |http_client|
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build_request(http_client).perform do |response|
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raise Mastodon::UnexpectedResponseError, response unless response_successful?(response) || response_error_unsalvageable?(response)
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@performed = true
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end
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end
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end
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light.with_threshold(STOPLIGHT_FAILURE_THRESHOLD)
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.with_cool_off_time(STOPLIGHT_COOLDOWN)
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.run
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end
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def failure_tracker
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@failure_tracker ||= DeliveryFailureTracker.new(@inbox_url)
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end
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def request_pool
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RequestPool.current
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end
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end
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