Violent Ruby: Unix Password Cracker - Command-line Interface

violent_ruby_unix_password_cracker_cli.rb

require 'violent_ruby' # For the unix password cracker.
require 'trollop'      # For clean option parsing.
require 'colorize'     # For beautiful colors.
require 'logoris'      # Log to the right standard stream.

# logoris logging instance
logger = Logoris.new

application_name = 'Unix Password Cracker'

# Default to a help menu if no argument is given.
ARGV[0] = '-h' if ARGV.empty?

# Option parsing.
opts = Trollop::options do
  banner  "#{application_name}".red
  version "#{application_name} CLI 1.0.0 (c) 2017 Kent 'picat' Gruber"
  opt :file,       "An /etc/passwd file", 					type: :string
  opt :dictionary, "A list of plaintext passwords", type: :string
  opt :Verbose,    "Verbose output option",         type: :bool, 	default: false
end

ViolentRuby::UnixPasswordCracker.new(file: opts[:file], dictionary: opts[:dictionary]).crack_passwords do |result|
  if result[:cracked]
    logger.out("CRACKED".green + " -- " + "#{result[:username].bold}:'#{result[:plaintext_password].green}'")
  else
    logger.error("FAILED".red + " -- " + "#{result[:username].bold}:#{result[:encrypted_password].red}") if opts[:Verbose]
  end
end