CLI.py 8.2 KB

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  1. #! /usr/bin/env python3
  2. import argparse
  3. import sys
  4. from Core.Controller import Controller
  5. class LoadFromFile(argparse.Action):
  6. """
  7. Parses the parameter file given by application param -c/--config.
  8. """
  9. def __call__(self, parser, namespace, values, option_string=None):
  10. with values as f:
  11. parser.parse_args(f.read().split(), namespace)
  12. class CLI(object):
  13. def __init__(self):
  14. """
  15. Creates a new CLI object used to handle
  16. """
  17. # Reference to PcapFile object
  18. self.args = None
  19. self.attack_config = None
  20. def parse_arguments(self, args):
  21. """
  22. Defines the allowed application arguments and invokes the evaluation of the arguments.
  23. :param args: The application arguments
  24. """
  25. # Create parser for arguments
  26. parser = argparse.ArgumentParser(description="Intrusion Detection Dataset Toolkit (Core) - A toolkit for "
  27. "injecting synthetically created attacks into PCAP files.",
  28. prog="id2t")
  29. # Required arguments
  30. required_group = parser.add_argument_group('required arguments')
  31. required_args_group = required_group.add_mutually_exclusive_group(required=True)
  32. required_args_group.add_argument('-i', '--input', metavar="PCAP_FILE",
  33. help='path to the input pcap file')
  34. required_args_group.add_argument('-l', '--list-attacks', action='store_true')
  35. # Optional arguments
  36. parser.add_argument('-c', '--config', metavar='CONFIG_FILE', help='file containing configuration parameters.',
  37. action=LoadFromFile, type=open)
  38. parser.add_argument('-e', '--export',
  39. help='store statistics as a ".stat" file',
  40. action='store_true', default=False)
  41. parser.add_argument('-r', '--recalculate',
  42. help='recalculate statistics even if a cached version exists.',
  43. action='store_true', default=False)
  44. parser.add_argument('-s', '--statistics', help='print file statistics to stdout.', action='store_true',
  45. default=False)
  46. parser.add_argument('-p', '--plot',
  47. help='creates the following plots: the values distributions of TTL, MSS, Window Size, '
  48. 'protocol, and the novelty distributions of IP, port, TTL, MSS, Window Size,'
  49. ' and ToS. In addition to packets count in interval-wise.', action='append',
  50. nargs='?')
  51. parser.add_argument('-q', '--query', metavar="QUERY",
  52. action='append', nargs='?',
  53. help='query the statistics database. If no query is provided, '
  54. 'the application enters query mode.')
  55. parser.add_argument('-t', '--extraTests',
  56. help='perform extra tests on the input pcap file, including calculating IP entropy'
  57. 'in interval-wise, TCP checksum, and checking payload availability.',
  58. action='store_true')
  59. parser.add_argument('-S', '--rngSeed', action='append', help='sets rng seed for testing or benchmarking',
  60. nargs='+', default=[])
  61. parser.add_argument('-T', '--time', help='measures packet generation time', action='store_true', default=False)
  62. parser.add_argument('-V', '--non-verbose', help='reduces terminal clutter', action='store_true', default=False)
  63. parser.add_argument('-o', '--output', metavar="PCAP_FILE", help='path to the output pcap file')
  64. parser.add_argument('-ie', '--inject_empty', action='store_true',
  65. help='injects ATTACK into an EMPTY PCAP file, using the statistics of the input PCAP.')
  66. # Attack arguments
  67. parser.add_argument('-a', '--attack', metavar="ATTACK", action='append',
  68. help='injects ATTACK into a PCAP file.', nargs='+')
  69. # Parse arguments
  70. self.args = parser.parse_args(args)
  71. self.process_arguments()
  72. def process_arguments(self):
  73. """
  74. Decide what to do with each of the command line parameters.
  75. """
  76. if self.args.list_attacks:
  77. # User wants to see the available attacks
  78. self.process_attack_listing()
  79. else:
  80. # User wants to process a PCAP
  81. self.process_pcap()
  82. @staticmethod
  83. def process_attack_listing():
  84. import pkgutil
  85. import importlib
  86. import Attack
  87. # Find all attacks, exclude some classes
  88. package = Attack
  89. attack_names = []
  90. for _, name, __ in pkgutil.iter_modules(package.__path__):
  91. if name != 'BaseAttack' and name != 'AttackParameters':
  92. attack_names.append(name)
  93. # List the attacks and their parameters
  94. emph_start = '\033[1m'
  95. emph_end = '\033[0m'
  96. for attack_name in attack_names:
  97. attack_module = importlib.import_module('Attack.{}'.format(attack_name))
  98. attack_class = getattr(attack_module, attack_name)
  99. # Instantiate the attack to get to its definitions.
  100. attack_obj = attack_class()
  101. print('* {}{}{}'.format(emph_start, attack_obj.attack_name, emph_end))
  102. print('\t- {}Description:{} {}'.format(emph_start, emph_end,
  103. attack_obj.attack_description))
  104. print('\t- {}Type:{} {}'.format(emph_start, emph_end,
  105. attack_obj.attack_type))
  106. print('\t- {}Supported Parameters:{}'.format(emph_start, emph_end), end=' ')
  107. # Get all the parameter names in a list and sort them
  108. param_list = []
  109. for key in attack_obj.supported_params:
  110. param_list.append(key.value)
  111. param_list.sort()
  112. # Print each parameter type per line
  113. last_prefix = None
  114. current_prefix = None
  115. for param in param_list:
  116. current_prefix = param.split('.')[0]
  117. if not last_prefix or current_prefix != last_prefix:
  118. print('\n\t + |', end=' ')
  119. print(param, end=' | ')
  120. last_prefix = current_prefix
  121. # Print an empty line
  122. print()
  123. def process_pcap(self):
  124. """
  125. Loads the application controller, the PCAP file statistics and if present, processes the given attacks.
  126. Evaluates given queries.
  127. """
  128. # Create Core Controller
  129. controller = Controller(self.args.input, self.args.output, self.args.extraTests, self.args.non_verbose)
  130. # Load PCAP statistics
  131. controller.load_pcap_statistics(self.args.export, self.args.recalculate, self.args.statistics)
  132. # Create statistics plots
  133. if self.args.plot is not None:
  134. do_entropy = False
  135. if self.args.extraTests:
  136. do_entropy = True
  137. controller.create_statistics_plot(self.args.plot, do_entropy)
  138. # Check rng seed
  139. if not isinstance(self.args.rngSeed, list):
  140. self.args.rngSeed = [self.args.rngSeed]
  141. # Process attack(s) with given attack params
  142. if self.args.attack is not None:
  143. # If attack is present, load attack with params
  144. controller.process_attacks(self.args.attack, self.args.rngSeed, self.args.time, self.args.inject_empty)
  145. # Parameter -q without arguments was given -> go into query loop
  146. if self.args.query == [None]:
  147. controller.enter_query_mode()
  148. # Parameter -q with arguments was given -> process query
  149. elif self.args.query is not None:
  150. controller.process_db_queries(self.args.query, True)
  151. def main(args):
  152. """
  153. Creates a new CLI object and invokes the arguments parsing.
  154. :param args: The provided arguments
  155. """
  156. cli = CLI()
  157. # Check arguments
  158. cli.parse_arguments(args)
  159. # Uncomment to enable calling by terminal
  160. if __name__ == '__main__':
  161. main(sys.argv[1:])