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-rw-r--r--app/workers/pubsubhubbub/delivery_worker.rb12
-rw-r--r--app/workers/pubsubhubbub/subscribe_worker.rb13
2 files changed, 23 insertions, 2 deletions
diff --git a/app/workers/pubsubhubbub/delivery_worker.rb b/app/workers/pubsubhubbub/delivery_worker.rb
index f645b1e24..511ae14b3 100644
--- a/app/workers/pubsubhubbub/delivery_worker.rb
+++ b/app/workers/pubsubhubbub/delivery_worker.rb
@@ -25,8 +25,8 @@ class Pubsubhubbub::DeliveryWorker
                    .headers(headers)
                    .post(subscription.callback_url, body: payload)
 
-    return subscription.destroy! if response.code > 299 && response.code < 500 && response.code != 429 # HTTP 4xx means error is not temporary, except for 429 (throttling)
-    raise "Delivery failed for #{subscription.callback_url}: HTTP #{response.code}" unless response.code > 199 && response.code < 300
+    return subscription.destroy! if response_failed_permanently?(response) # HTTP 4xx means error is not temporary, except for 429 (throttling)
+    raise "Delivery failed for #{subscription.callback_url}: HTTP #{response.code}" unless response_successful?(response)
 
     subscription.touch(:last_successful_delivery_at)
   end
@@ -37,4 +37,12 @@ class Pubsubhubbub::DeliveryWorker
     hmac = OpenSSL::HMAC.hexdigest(OpenSSL::Digest.new('sha1'), secret, payload)
     "sha1=#{hmac}"
   end
+
+  def response_failed_permanently?(response)
+    response.code > 299 && response.code < 500 && response.code != 429
+  end
+
+  def response_successful?(response)
+    response.code > 199 && response.code < 300
+  end
 end
diff --git a/app/workers/pubsubhubbub/subscribe_worker.rb b/app/workers/pubsubhubbub/subscribe_worker.rb
new file mode 100644
index 000000000..0c4111a8c
--- /dev/null
+++ b/app/workers/pubsubhubbub/subscribe_worker.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+class Pubsubhubbub::SubscribeWorker
+  include Sidekiq::Worker
+
+  sidekiq_options queue: 'push'
+
+  def perform(account_id)
+    account = Account.find(account_id)
+    Rails.logger.debug "PuSH re-subscribing to #{account.acct}"
+    ::SubscribeService.new.call(account)
+  end
+end