diff options
Diffstat (limited to 'app/workers/pubsubhubbub')
-rw-r--r-- | app/workers/pubsubhubbub/confirmation_worker.rb | 36 | ||||
-rw-r--r-- | app/workers/pubsubhubbub/delivery_worker.rb | 30 | ||||
-rw-r--r-- | app/workers/pubsubhubbub/distribution_worker.rb | 18 |
3 files changed, 84 insertions, 0 deletions
diff --git a/app/workers/pubsubhubbub/confirmation_worker.rb b/app/workers/pubsubhubbub/confirmation_worker.rb new file mode 100644 index 000000000..489bd8359 --- /dev/null +++ b/app/workers/pubsubhubbub/confirmation_worker.rb @@ -0,0 +1,36 @@ +# frozen_string_literal: true + +class Pubsubhubbub::ConfirmationWorker + include Sidekiq::Worker + include RoutingHelper + + sidekiq_options queue: 'push' + + def perform(subscription_id, mode, secret = nil, lease_seconds = nil) + subscription = Subscription.find(subscription_id) + challenge = SecureRandom.hex + + subscription.secret = secret + subscription.lease_seconds = lease_seconds + subscription.confirmed = true + + response = HTTP.headers(user_agent: 'Mastodon/PubSubHubbub') + .timeout(:per_operation, write: 20, connect: 20, read: 50) + .get(subscription.callback_url, params: { + 'hub.topic' => account_url(subscription.account, format: :atom), + 'hub.mode' => mode, + 'hub.challenge' => challenge, + 'hub.lease_seconds' => subscription.lease_seconds, + }) + + body = response.body.to_s + + Rails.logger.debug "Confirming PuSH subscription for #{subscription.callback_url} with challenge #{challenge}: #{body}" + + if mode == 'subscribe' && body == challenge + subscription.save! + elsif (mode == 'unsubscribe' && body == challenge) || !subscription.confirmed? + subscription.destroy! + end + end +end diff --git a/app/workers/pubsubhubbub/delivery_worker.rb b/app/workers/pubsubhubbub/delivery_worker.rb new file mode 100644 index 000000000..6d526c2b1 --- /dev/null +++ b/app/workers/pubsubhubbub/delivery_worker.rb @@ -0,0 +1,30 @@ +# frozen_string_literal: true + +class Pubsubhubbub::DeliveryWorker + include Sidekiq::Worker + include RoutingHelper + + sidekiq_options queue: 'push' + + def perform(subscription_id, payload) + subscription = Subscription.find(subscription_id) + headers = {} + + headers['User-Agent'] = 'Mastodon/PubSubHubbub' + headers['Link'] = LinkHeader.new([[api_push_url, [%w(rel hub)]], [account_url(subscription.account, format: :atom), [%w(rel self)]]]).to_s + headers['X-Hub-Signature'] = signature(subscription.secret, payload) unless subscription.secret.blank? + + response = HTTP.timeout(:per_operation, write: 50, connect: 20, read: 50) + .headers(headers) + .post(subscription.callback_url, body: payload) + + raise "Delivery failed for #{subscription.callback_url}: HTTP #{response.code}" unless response.code > 199 && response.code < 300 + end + + private + + def signature(secret, payload) + hmac = OpenSSL::HMAC.hexdigest(OpenSSL::Digest.new('sha1'), secret, payload) + "sha1=#{hmac}" + end +end diff --git a/app/workers/pubsubhubbub/distribution_worker.rb b/app/workers/pubsubhubbub/distribution_worker.rb new file mode 100644 index 000000000..b0ddc71c1 --- /dev/null +++ b/app/workers/pubsubhubbub/distribution_worker.rb @@ -0,0 +1,18 @@ +# frozen_string_literal: true + +class Pubsubhubbub::DistributionWorker + include Sidekiq::Worker + + sidekiq_options queue: 'push' + + def perform(stream_entry_id) + stream_entry = StreamEntry.find(stream_entry_id) + account = stream_entry.account + renderer = AccountsController.renderer.new(method: 'get', http_host: Rails.configuration.x.local_domain, https: Rails.configuration.x.use_https) + payload = renderer.render(:show, assigns: { account: account, entries: [stream_entry] }, formats: [:atom]) + + Subscription.where(account: account).active.select('id').find_each do |subscription| + Pubsubhubbub::DeliveryWorker.perform_async(subscription.id, payload) + end + end +end |