gistfile1.txt

config = {}

config[:security_groups] = ["default"]
config[:puppet_params] = {}

opt_parser = OptionParser.new do |opts|

  opts.on("-c", "=CLASS", "") {|val| classes.push(val)}
  opts.on("-p", /[a-zA-Z0-9_-]+=.*/,"=PARAMETER=VALUE",
        "Set puppet variable PARAMETER to VALUE")  do |val|
    a = val.split('=',2)
    config[:puppet_params][a[0]] = a[1]
  end
  opts.on("-g", "=SECURITY-GROUP", "Use SECURITY-GROUP (default default)") do |val|
    config[:security_groups] << val
  end
end

opt_parser.parse!