Merge branch 'aiionx_sidekiq_log_patch' into 'master'

Log sidekiq arguments as json

Logging the sidekiq job arguments as a ruby literal structure 
is akward. Specially when parsing the logs.

JSON is a standar format.



See merge request !3735

lib/gitlab/sidekiq_middleware/arguments_logger.rb

@@ -2,7 +2,7 @@ module Gitlab
   module SidekiqMiddleware
     class ArgumentsLogger
       def call(worker, job, queue)
-        Sidekiq.logger.info "arguments: #{job['args']}"
+        Sidekiq.logger.info "arguments: #{JSON.dump(job['args'])}"
         yield
       end
     end