announcement-test/temp_file/config/unicorn.rb

# unicorn_rails -c config/unicorn.rb -E development -D
# kill -s USR2 PID_OF_MASTER
rails_root  = `pwd`.gsub("\n", "")

rails_env = ENV['RAILS_ENV'] || 'production'

cpu_cores = %x(cat /proc/cpuinfo | grep processor | wc -l).sub("\n",'').to_i * 3 / 4 rescue 2
default_cpu_cores = cpu_cores
if File.exist?("#{rails_root}/cpu_cores.txt")
  cpu_cores = File.read("#{rails_root}/cpu_cores.txt").force_encoding('utf-8').strip.to_i rescue default_cpu_cores
else
  begin
    if (File.exist?("#{rails_root}/../cpu_cores.txt") rescue false)
      cpu_cores = File.read("#{rails_root}/../cpu_cores.txt").force_encoding('utf-8').strip.to_i
    elsif (File.exist?("#{ENV['HOME']}/cpu_cores.txt") rescue false)
      cpu_cores = File.read("#{ENV['HOME']}/cpu_cores.txt").force_encoding('utf-8').strip.to_i
    end
  rescue => e
    cpu_cores = default_cpu_cores
  end
end
cpu_cores = 1 if (cpu_cores < 1)
worker_processes (rails_env == 'production' ? cpu_cores : 1)

# preload_app true

timeout 30
require File.expand_path("../set_global_variable",__FILE__)
site = Site.first
if (site.use_advanced_cache rescue false)
  listen "#{rails_root}/tmp/unicorn_rails.sock", :backlog => 4000
  pid "#{rails_root}/tmp/pids/unicorn_rails.pid"

  roda_pid_file = "#{rails_root}/tmp/pids/unicorn.pid"
  roda_pid = File.open(roda_pid_file, 'r').read().gsub("\n",'').to_i rescue nil
  if !roda_pid || !system("kill -0 #{roda_pid}")
    `cd #{rails_root}/config/roda && ulimit -n 100000 && bundle exec unicorn -c unicorn.rb -D -E production`
  end
else
  listen "#{rails_root}/tmp/unicorn.sock", :backlog => 4000
  pid "#{rails_root}/tmp/pids/unicorn.pid"
end
if Unicorn::Configurator::RACKUP[:daemonized]
  stderr_path "#{rails_root}/log/unicorn.log"
  stdout_path "#{rails_root}/log/unicorn.log"
end
ENV['worker_num'] = '0'
before_fork do |server, worker|
  ENV['worker_num'] = "#{worker.nr}"
  old_pid = "#{server.config[:pid]}.oldbin"
  if File.exist?(old_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
end