add the good retry_on StaleObjectError

app/jobs/virus_scanner_job.rb

@@ -1,15 +1,8 @@
 class VirusScannerJob < ApplicationJob
-  class FileNotAnalyzedYetError < StandardError
-  end
-
-  queue_as :active_storage_analysis
-
   # If by the time the job runs the blob has been deleted, ignore the error
   discard_on ActiveRecord::RecordNotFound
   # If the file is deleted during the scan, ignore the error
   discard_on ActiveStorage::FileNotFoundError
-  # If the file is not analyzed yet, retry later (to avoid clobbering metadata)
-  retry_on FileNotAnalyzedYetError, wait: :exponentially_longer, attempts: 10
   # If for some reason the file appears invalid, retry for a while
   retry_on(ActiveStorage::IntegrityError, attempts: 5, wait: 5.seconds) do |job, _error|
     blob = job.arguments.first
@@ -23,7 +16,6 @@ class VirusScannerJob < ApplicationJob
   end
 
   def perform(blob)
-    if !blob.analyzed? then raise FileNotAnalyzedYetError end
     if blob.virus_scanner.done? then return end
 
     metadata = extract_metadata_via_virus_scanner(blob)

app/lib/active_job/retry_on_transient_errors.rb

@@ -5,7 +5,8 @@ module ActiveJob::RetryOnTransientErrors
     Excon::Error::InternalServerError,
     Excon::Error::GatewayTimeout,
     Excon::Error::BadRequest,
-    Excon::Error::Socket
+    Excon::Error::Socket,
+    ActiveRecord::StaleObjectError
   ]
 
   included do