redmine unicorn conf

unicorn.rb

$unicorn_user = "app"
$unicorn_group = "app"

worker_processes 2
working_directory '/var/rails/redmine'

listen      "127.0.0.1:3100", :tcp_nopush => true
listen '/tmp/.unicorn_redmine.sock'
timeout     30

pid         "tmp/pids/unicorn.pid"
stderr_path "log/unicorn.log"
stdout_path "log/unicorn.log"

preload_app  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

  begin
    uid, gid = Process.euid, Process.egid
    user, group = $unicorn_user, $unicorn_group
    target_uid = Etc.getpwnam(user).uid
    target_gid = Etc.getgrnam(group).gid
    worker.tmp.chown(target_uid, target_gid)
    if uid != target_uid or gid != target_gid
      Process.initgroups(user, target_gid)
      Process::GID.change_privilege(target_gid)
      Process::UID.change_privilege(target_uid)
    end
  rescue
    if RAILS_ENV = "development"
      STDERR.puts "could not change user, oh well"
    else
      raise e
    end
  end
end