unicorn with daemontools

run

#!/bin/bash
# mkdir /service/redmine-unicorn
# cd /service/redmine-unicorn
# mkdir env
# echo "production"          > env/RAILS_ENV
# echo "/home/riywo/redmine" > env/RAILS_ROOT
# echo "/home/riywo/.rbenv"  > env/RBENV_ROOT
# echo "riywo"               > env/USER

exec 2>&1 \
envdir ./env \
sh -c '
    PATH="$RBENV_ROOT/bin:$PATH"
    eval "$(rbenv init -)"

    cd $RAILS_ROOT

    exec setuidgid $USER \
    bundle exec unicorn_rails -c ./config/unicorn.conf.rb -E $RAILS_ENV
'

unicorn.conf.rb

worker_processes 4

listen 8080, :tcp_nopush => true

timeout 30

pid File.expand_path("tmp/pids/unicorn.pid", ENV['RAILS_ROOT'])

stderr_path File.expand_path("log/unicorn.stderr.log", ENV['RAILS_ROOT'])
stdout_path File.expand_path("log/unicorn.stdout.log", ENV['RAILS_ROOT'])

preload_app true
GC.respond_to?(:copy_on_write_friendly=) and
  GC.copy_on_write_friendly = true

before_fork do |server, worker|
  defined?(ActiveRecord::Base) and
    ActiveRecord::Base.connection.disconnect!
end

after_fork do |server, worker|
  defined?(ActiveRecord::Base) and
    ActiveRecord::Base.establish_connection
end