gitlab-org--gitlab-foss/config/initializers/sidekiq_cluster.rb

31 lines
917 B
Ruby
Raw Normal View History

# frozen_string_literal: true
if ENV['ENABLE_SIDEKIQ_CLUSTER']
Thread.new do
Thread.current.abort_on_exception = true
parent = Process.ppid
loop do
sleep(5)
# In cluster mode it's possible that the master process is SIGKILL'd. In
# this case the parent PID changes and we need to terminate ourselves.
if Process.ppid != parent
Process.kill(:TERM, Process.pid)
# Allow sidekiq to cleanly terminate and push any running jobs back
# into the queue. We use the configured timeout and add a small
# grace period
sleep(Sidekiq.options[:timeout] + 5)
# Signaling the Sidekiq Pgroup as KILL is not forwarded to
# a possible child process. In Sidekiq Cluster, all child Sidekiq
# processes are PGROUP leaders (each process has its own pgroup).
Process.kill(:KILL, 0)
break
end
end
end
end