#!/usr/bin/env ruby

require 'optparse'

OptionParser.new do |opts|
  opts.banner = <<-BANNER.gsub(/^    /,'')
    Box : manage box

    Usage: #{File.basename($0)} boot [options] 

    Options are:
    BANNER
  opts.separator ""
  opts.on("-r", "--root=disk|iso", String,
          "The support used to boot") { |arg| @root = arg }
  opts.on("-h", "--help",
          "Show this help message.") { puts opts; exit }
  opts.parse!(ARGV)
  
  @command = ARGV.shift
  
  unless @command == "boot"
    puts opts; exit
  end
end

qemu_options = []

qemu_disks = []

case @root
when "iso"
  qemu_options << "-cdrom dist/iso"
else
  qemu_disks << "dist/disk"
end

if File.exists?("dist/storage")
  qemu_disks << "dist/storage"
  qemu_options << "--boot order=d"
end  

qemu_disks.each_with_index do |disk, index|
  qemu_options << "-drive file=#{disk},if=ide,index=#{index+1},media=disk"
end

qemu_options << "-net nic -net vde,sock=/var/run/vde2/tap0.ctl"

ENV['QEMU_AUDIO_DRV']='alsa'

qemu_command = "qemu -enable-kvm -m 512m -soundhw ac97 #{qemu_options.join(' ')}"

puts "Run #{qemu_command}"
system qemu_command