diff options
Diffstat (limited to 'config/unicorn.rb.example')
| -rw-r--r-- | config/unicorn.rb.example | 37 |
1 files changed, 8 insertions, 29 deletions
diff --git a/config/unicorn.rb.example b/config/unicorn.rb.example index e06cce3e97a..4637eb8bc6e 100644 --- a/config/unicorn.rb.example +++ b/config/unicorn.rb.example @@ -81,22 +81,16 @@ preload_app true # fast LAN. check_client_connection false +require_relative "/home/git/gitlab/lib/gitlab/cluster/lifecycle_events" + before_exec do |server| - # The following is necessary to ensure stale Prometheus metrics don't - # accumulate over time. It needs to be done in this hook as opposed to - # inside an init script to ensure metrics files aren't deleted after new - # unicorn workers start after a SIGUSR2 is received. - if ENV['prometheus_multiproc_dir'] - old_metrics = Dir[File.join(ENV['prometheus_multiproc_dir'], '*.db')] - FileUtils.rm_rf(old_metrics) - end + # Signal application hooks that we're about to restart + Gitlab::Cluster::LifecycleEvents.do_master_restart end before_fork do |server, worker| - # the following is highly recommended for Rails + "preload_app true" - # as there's no need for the master process to hold a connection - defined?(ActiveRecord::Base) && - ActiveRecord::Base.connection.disconnect! + # Signal application hooks that we're about to fork + Gitlab::Cluster::LifecycleEvents.do_before_fork # The following is only recommended for memory/DB-constrained # installations. It is not needed if your system can house @@ -124,25 +118,10 @@ before_fork do |server, worker| end after_fork do |server, worker| - # Unicorn clears out signals before it forks, so rbtrace won't work - # unless it is enabled after the fork. - require 'rbtrace' if ENV['ENABLE_RBTRACE'] + # Signal application hooks of worker start + Gitlab::Cluster::LifecycleEvents.do_worker_start # per-process listener ports for debugging/admin/migrations # addr = "127.0.0.1:#{9293 + worker.nr}" # server.listen(addr, :tries => -1, :delay => 5, :tcp_nopush => true) - - # the following is *required* for Rails + "preload_app true", - defined?(ActiveRecord::Base) && - ActiveRecord::Base.establish_connection - - # reset prometheus client, this will cause any opened metrics files to be closed - defined?(::Prometheus::Client.reinitialize_on_pid_change) && - Prometheus::Client.reinitialize_on_pid_change - - # if preload_app is true, then you may also want to check and - # restart any other shared sockets/descriptors such as Memcached, - # and Redis. TokyoCabinet file handles are safe to reuse - # between any number of forked children (assuming your kernel - # correctly implements pread()/pwrite() system calls) end |