config.ru


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

if defined?(Unicorn)
  require 'unicorn'

  if ENV['RAILS_ENV'] == 'production' || ENV['RAILS_ENV'] == 'staging'
    # Unicorn self-process killer
    require 'unicorn/worker_killer'

    min = (ENV['GITLAB_UNICORN_MEMORY_MIN'] || 300 * 1 << 20).to_i
    max = (ENV['GITLAB_UNICORN_MEMORY_MAX'] || 350 * 1 << 20).to_i

    # Max memory size (RSS) per worker
    use Unicorn::WorkerKiller::Oom, min, max
  end

  # TODO(lyda): Needs to be set externally.
  ENV['prometheus_multiproc_dir'] = '/tmp'

  require 'prometheus/client/rack/exporter'

  use Prometheus::Client::Rack::Exporter, path: '/admin/metrics'
end

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

map ENV['RAILS_RELATIVE_URL_ROOT'] || "/" do
  run Gitlab::Application
end