Change Details

#!/usr/bin/ruby action, name = *ARGV abort "usage: #{$PROGRAM_NAME} [start|stop|halt] vm" unless action && name vm = `VBoxManage list vms`.each_line.map do |l| l.split(' ').first.split('"')[1] end.find do |vm| name.casecmp(vm) == 0 end abort "vm `#{name}' not found" unless vm case action when "start" puts "Starting VM #{vm}..." Process.detach Kernel.spawn("VBoxHeadless", "-s", vm) when "stop" puts "Stopping VM #{vm}..." `VBoxManage controlvm #{vm} savestate` when "halt" puts "Halting VM #{vm}..." `VBoxManage controlvm #{vm} acpipowerbutton` end