Merge branch 'improve-background-jobs-script' into 'master'

Improve bin/background_jobs script

See merge request gitlab-org/gitlab!72016

bin/background_jobs

@@ -3,6 +3,7 @@
 cd $(dirname $0)/..
 app_root=$(pwd)
 sidekiq_workers=${SIDEKIQ_WORKERS:-1}
+sidekiq_queues=${SIDEKIQ_QUEUES:-*} # Queues to listen to; default to `*` (all)
 sidekiq_pidfile="$app_root/tmp/pids/sidekiq-cluster.pid"
 sidekiq_logfile="$app_root/log/sidekiq.log"
 gitlab_user=$(ls -l config.ru | awk '{print $3}')
@@ -37,8 +38,7 @@ restart()
     stop
   fi
 
-  warn "Sidekiq output will be written to $sidekiq_logfile"
-  start_sidekiq "$@" >> $sidekiq_logfile 2>&1
+  start_sidekiq "$@"
 }
 
 start_sidekiq()
@@ -50,13 +50,13 @@ start_sidekiq()
     cmd="${cmd} ${chpst} -P"
   fi
 
-  # sidekiq-cluster expects '*' '*' arguments (one wildcard for each process).
+  # sidekiq-cluster expects an argument per process.
   for (( i=1; i<=$sidekiq_workers; i++ ))
   do
-    processes_args+=("*")
+    processes_args+=("${sidekiq_queues}")
   done
 
-  ${cmd} bin/sidekiq-cluster "${processes_args[@]}" -P $sidekiq_pidfile -e $RAILS_ENV "$@"
+  ${cmd} bin/sidekiq-cluster "${processes_args[@]}" -P $sidekiq_pidfile -e $RAILS_ENV "$@" 2>&1 | tee -a $sidekiq_logfile
 }
 
 action="$1"