#-- encoding: UTF-8
#-- copyright
# OpenProject is a project management system.
# Copyright (C) 2012-2015 the OpenProject Foundation (OPF)
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License version 3.
#
# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
# Copyright (C) 2006-2013 Jean-Philippe Lang
# Copyright (C) 2010-2013 the ChiliProject Team
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
#
# See doc/COPYRIGHT.rdoc for more details.
#++

# This file is used by Rack-based servers to start the application.

require ::File.expand_path('../config/environment',  __FILE__)

##
# Use the worker killer when Unicorn is being used
if defined?(Unicorn) && Rails.env.production?
  require 'unicorn/worker_killer'

  min_ram = ENV.fetch('OPENPROJECT_UNICORN_RAM2KILL_MIN', 340 * 1 << 20).to_i
  max_ram = ENV.fetch('OPENPROJECT_UNICORN_RAM2KILL_MAX', 400 * 1 << 20).to_i
  min_req = ENV.fetch('OPENPROJECT_UNICORN_REQ2KILL_MIN', 3072).to_i
  max_req = ENV.fetch('OPENPROJECT_UNICORN_REQ2KILL_MAX', 4096).to_i

  # Kill Workers randomly between 340 and 400 MB (per default)
  # or between 3072 and 4096 requests.
  # Our largest installations are starting around 200/230 MB
  use Unicorn::WorkerKiller::Oom, min_ram, max_ram
  use Unicorn::WorkerKiller::MaxRequests, min_req, max_req
end

##
# Returns true if the application should be run under a subdirectory.
def map_subdir?
  # Don't map subdir when using Passenger as passenger takes care of that.
  !defined?(::PhusionPassenger)
end

subdir = map_subdir? && OpenProject::Configuration.rails_relative_url_root.presence

map (subdir || '/') do
  use Rack::Protection::JsonCsrf
  use Rack::Protection::FrameOptions

  run OpenProject::Application
end