List Port Forwardings of vagrant machines

list_vagrant_port_forwardings.rb

vm_infos = `vboxmanage list vms`

puts 'Port Forwardings:'
puts '---------------------------------'
vm_infos.each_line do |vm_info|

  vm_name = vm_info.scan(/\"(.*)\"/)
  vm_id = vm_info.scan(/.*{(.*)}/).join('')

  vm_detail_info = `vboxmanage showvminfo #{vm_id}`

  puts vm_name
  puts vm_detail_info.scan(/NIC [0-9] Rule\([0-9]\):\s*(.*)/)
  puts '---------------------------------'
end

exit 0