From 668013265c3153383088d9dd53970ae837c1d405 Mon Sep 17 00:00:00 2001
From: Eugen Rochko <eugen@zeonfederated.com>
Date: Mon, 12 Dec 2016 21:12:19 +0100
Subject: [PATCH] Restoring old async behaviour of thread resolving as it
 proved to be more robust

---
 app/services/process_feed_service.rb        | 13 +------------
 app/workers/pubsubhubbub/delivery_worker.rb |  2 +-
 app/workers/thread_resolve_worker.rb        | 15 +++++++++++++++
 3 files changed, 17 insertions(+), 13 deletions(-)
 create mode 100644 app/workers/thread_resolve_worker.rb

diff --git a/app/services/process_feed_service.rb b/app/services/process_feed_service.rb
index a525bc32167..3860a3504f0 100644
--- a/app/services/process_feed_service.rb
+++ b/app/services/process_feed_service.rb
@@ -122,7 +122,7 @@ class ProcessFeedService < BaseService
     def find_or_resolve_status(parent, uri, url)
       status = find_status(uri)
 
-      ResolveThread.new.call(parent, url) if status.nil?
+      ThreadResolveWorker.perform_async(parent.id, url) if status.nil?
 
       status
     end
@@ -243,15 +243,4 @@ class ProcessFeedService < BaseService
       "#{username}@#{domain}"
     end
   end
-
-  class ResolveThread
-    def call(child_status, parent_url)
-      parent_status = FetchRemoteStatusService.new.call(parent_url)
-
-      return if parent_status.nil?
-
-      child_status.thread = parent_status
-      child_status.save!
-    end
-  end
 end
diff --git a/app/workers/pubsubhubbub/delivery_worker.rb b/app/workers/pubsubhubbub/delivery_worker.rb
index 20c72ce2434..35bf7b2f07e 100644
--- a/app/workers/pubsubhubbub/delivery_worker.rb
+++ b/app/workers/pubsubhubbub/delivery_worker.rb
@@ -4,7 +4,7 @@ class Pubsubhubbub::DeliveryWorker
   include Sidekiq::Worker
   include RoutingHelper
 
-  sidekiq_options queue: 'push'
+  sidekiq_options queue: 'push', retry: 5
 
   def perform(subscription_id, payload)
     subscription = Subscription.find(subscription_id)
diff --git a/app/workers/thread_resolve_worker.rb b/app/workers/thread_resolve_worker.rb
new file mode 100644
index 00000000000..84eae73befa
--- /dev/null
+++ b/app/workers/thread_resolve_worker.rb
@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+class ThreadResolveWorker
+  include Sidekiq::Worker
+
+  def perform(child_status_id, parent_url)
+    child_status  = Status.find(child_status_id)
+    parent_status = FetchRemoteStatusService.new.call(parent_url)
+
+    return if parent_status.nil?
+
+    child_status.thread = parent_status
+    child_status.save!
+  end
+end