Puma autostart with server (Puma 2.11.2, NGINX 1.4.6, Ubuntu Server 15.04 x64)

config puma.rb

#!/usr/bin/env puma
env_current = 'my_app' #File.read("#{Rails.root}/../../env")
delpoy_path = "/home/my_user_name/projects/#{env_current}"
directory "#{delpoy_path}/current"
rackup "#{delpoy_path}/current/config.ru"
environment = env_current
pidfile "#{delpoy_path}/shared/tmp/pids/puma.pid"
state_path "#{delpoy_path}/shared/tmp/pids/puma.state"
stdout_redirect "#{delpoy_path}/shared/log/puma_error.log", "#{delpoy_path}/shared/log/puma_access.log", true
threads 0,16
workers 0
preload_app!
on_restart do
  puts 'Refreshing Gemfile'
  ENV["BUNDLE_GEMFILE"] = "#{delpoy_path}/current/Gemfile"
end

crontab -e

@reboot /bin/bash -l -c "/home/slon/projects/wood/current/puma_wood_restart"

Gemfile

source 'https://rubygems.org'
gem 'puma'
gem 'rails'
...

puma_production_restart

cd /home/my_user_name/projects/my_app/current
kill -9 `cat /home/my_user_name/projects/my_app/shared/tmp/pids/puma.pid`
rm -f /home/my_user_name/projects/my_app/shared/tmp/sockets/*.*
RAILS_ENV=my_app puma -d -b "unix:///home/my_user_name/projects/my_app/shared/tmp/sockets/puma.sock" --control "unix:///home/my_user_name/projects/my_app/shared/tmp/sockets/pumactl.sock" --control-token ad9c7bad9c7bad9c7bad9c7adbc9ad7bca9d7cbad97cba9d7cbda9c7bad9c7bad9c7b