a simple VBoxManage wrapper
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	• dduvall
	Mar 21 2018, 6:20 PM

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a simple VBoxManage wrapper
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	#!/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