class Puma::Launcher

def integrate_with_systemd
  return unless ENV["NOTIFY_SOCKET"]
  begin
    require 'puma/systemd'
  rescue LoadError
    log "Systemd integration failed. It looks like you're trying to use systemd notify but don't have sd_notify gem installed"
    return
  end
  log "* Enabling systemd notification integration"
  systemd = Systemd.new(@events)
  systemd.hook_events
  systemd.start_watchdog
end