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: splunk_web_login.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://gi
    
  def do_login(user, pass)
    vprint_status("Trying username:'#{user}' with password:'#{pass}'")
    begin
      cval = ''
      uid, session_id_port, session_id, cval = get_login_cookie
      if !uid or !session_id_port or !session_id or !cval
        print_error("Failed to get login cookies, aborting!")
        return :abort
      end