diff options
Diffstat (limited to 'config/unicorn.rb.example.development')
| -rw-r--r-- | config/unicorn.rb.example.development | 67 |
1 files changed, 48 insertions, 19 deletions
diff --git a/config/unicorn.rb.example.development b/config/unicorn.rb.example.development index f31df66015a..f7541bb9d55 100644 --- a/config/unicorn.rb.example.development +++ b/config/unicorn.rb.example.development @@ -1,32 +1,61 @@ +# frozen_string_literal: true + +# ------------------------------------------------------------------------- +# This file is used by the GDK to generate a default config/unicorn.rb file +# Note that `/home/git` will be substituted for the actual GDK root +# directory when this file is generated +# ------------------------------------------------------------------------- + worker_processes 2 timeout 60 +listen '/home/git/gitlab.socket' + preload_app true check_client_connection false +require_relative "/home/git/gitlab/lib/gitlab/cluster/lifecycle_events" + +before_exec do |server| + # 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! - - if /darwin/ =~ RUBY_PLATFORM - require 'fiddle' - - # Dynamically load Foundation.framework, ~implicitly~ initialising - # the Objective-C runtime before any forking happens in Unicorn - # - # From https://bugs.ruby-lang.org/issues/14009 - Fiddle.dlopen '/System/Library/Frameworks/Foundation.framework/Foundation' + # 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 + # twice as many worker_processes as you have configured. + # + # This allows a new master process to incrementally + # phase out the old master process with SIGTTOU to avoid a + # thundering herd (especially in the "preload_app false" case) + # when doing a transparent upgrade. The last worker spawned + # will then kill off the old master process with a SIGQUIT. + old_pid = "#{server.config[:pid]}.oldbin" + if old_pid != server.pid + begin + sig = (worker.nr + 1) >= server.worker_processes ? :QUIT : :TTOU + Process.kill(sig, File.read(old_pid).to_i) + rescue Errno::ENOENT, Errno::ESRCH + end end + # + # Throttle the master from forking too quickly by sleeping. Due + # to the implementation of standard Unix signal handlers, this + # helps (but does not completely) prevent identical, repeated signals + # from being lost when the receiving process is busy. + # sleep 1 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 - # the following is *required* for Rails + "preload_app true", - defined?(ActiveRecord::Base) && - ActiveRecord::Base.establish_connection + # 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) end + |