unicorn.rb

gistfile1.txt

# config/unicorn.rb
 
# See comment by @paulelliott
worker_processes Integer(ENV["WEB_CONCURRENCY"] || 3)
timeout 29
preload_app true

# Shouldn't need to do anything for redis, since it's already connecting-on-request rather than on boot. 
 
before_fork do |server, worker|
  if defined?(ActiveRecord::Base)
    ActiveRecord::Base.connection.disconnect!
  end

  Signal.trap 'TERM' do
    puts 'Unicorn master intercepting TERM and sending myself QUIT instead'
    Process.kill 'QUIT', Process.pid
  end
end
 
after_fork do |server, worker|
  defined?(ActiveRecord::Base) && ActiveRecord::Base.establish_connection
  
  # , max_queue_size: 2, on_error: Proc.new { |status, msg| Rails.logger.fatal "analytics: #{msg}" }, batch_size: 1
  # defined?(Analytics) && ENV['SEGMENT_IO_SECRET'] && Analytics.init(secret: ENV['SEGMENT_IO_SECRET']) if Feature.metrics?

  Signal.trap 'TERM' do
    puts 'Unicorn worker intercepting TERM and doing nothing. Wait for master to send QUIT'
  end
end