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-rw-r--r--activejob/lib/active_job/exceptions.rb15
1 files changed, 11 insertions, 4 deletions
diff --git a/activejob/lib/active_job/exceptions.rb b/activejob/lib/active_job/exceptions.rb
index 53984a4e49..48b35c8d05 100644
--- a/activejob/lib/active_job/exceptions.rb
+++ b/activejob/lib/active_job/exceptions.rb
@@ -30,21 +30,28 @@ module ActiveJob
# class RemoteServiceJob < ActiveJob::Base
# retry_on CustomAppException # defaults to 3s wait, 5 attempts
# retry_on AnotherCustomAppException, wait: ->(executions) { executions * 2 }
+ #
+ # retry_on ActiveRecord::Deadlocked, wait: 5.seconds, attempts: 3
+ # retry_on Net::OpenTimeout, Timeout::Error, wait: :exponentially_longer, attempts: 10 # retries at most 10 times for Net::OpenTimeout and Timeout::Error combined
+ # # To retry at most 10 times for each individual exception:
+ # # retry_on Net::OpenTimeout, wait: :exponentially_longer, attempts: 10
+ # # retry_on Timeout::Error, wait: :exponentially_longer, attempts: 10
+ #
# retry_on(YetAnotherCustomAppException) do |job, error|
# ExceptionNotifier.caught(error)
# end
- # retry_on ActiveRecord::Deadlocked, wait: 5.seconds, attempts: 3
- # retry_on Net::OpenTimeout, wait: :exponentially_longer, attempts: 10
#
# def perform(*args)
# # Might raise CustomAppException, AnotherCustomAppException, or YetAnotherCustomAppException for something domain specific
# # Might raise ActiveRecord::Deadlocked when a local db deadlock is detected
- # # Might raise Net::OpenTimeout when the remote service is down
+ # # Might raise Net::OpenTimeout or Timeout::Error when the remote service is down
# end
# end
def retry_on(*exceptions, wait: 3.seconds, attempts: 5, queue: nil, priority: nil)
rescue_from(*exceptions) do |error|
- exception_executions[exceptions.to_s] += 1
+ # Guard against jobs that were persisted before we started having individual executions counters per retry_on
+ self.exception_executions ||= Hash.new(0)
+ self.exception_executions[exceptions.to_s] += 1
if exception_executions[exceptions.to_s] < attempts
retry_job wait: determine_delay(wait), queue: queue, priority: priority, error: error