if __package__ is None or __package__ == "":
from MutationFuzzer import FunctionCoverageRunner
else:
from .MutationFuzzer import FunctionCoverageRunner
def crashme(s):
if len(s) > 0 and s[0] == 'b':
if len(s) > 1 and s[1] == 'a':
if len(s) > 2 and s[2] == 'd':
if len(s) > 3 and s[3] == '!':
raise Exception()
crashme_runner = FunctionCoverageRunner(crashme)
crashme_runner.run("good")
list(crashme_runner.coverage())
# ## Blackbox, Greybox, and Boosted Greybox Fuzzing
if __name__ == "__main__":
print('\n## Blackbox, Greybox, and Boosted Greybox Fuzzing')
if __package__ is None or __package__ == "":
from Fuzzer import Fuzzer
else:
from .Fuzzer import Fuzzer
class MutationFuzzer(Fuzzer):
for i in range(10000):
seed = schedule.choose(population)
hits[seed.data] += 1
hits
from html.parser import HTMLParser
def my_parser(inp):
parser = HTMLParser()
parser.feed(inp)
if __name__ == "__main__":
runner = FunctionCoverageRunner(my_parser)
runner.run("Hello World")
cov = runner.coverage()
list(cov)[:5] # Print 5 statements covered in HTMLParser
import time
import random
if __name__ == "__main__":
n = 5000
seed_input = " " # empty seed
runner = FunctionCoverageRunner(my_parser)
fuzzer = GreyboxFuzzer([seed_input], Mutator(), PowerSchedule())
start = time.time()
def delete_last_character(self, s):
"""Returns s without the last character"""
if (len(s) > 0):
return s[:-1]
if __name__ == "__main__":
n = 10000
seed_input = " " # empty seed
maze_mutator = MazeMutator(["L", "R", "U", "D"])
maze_schedule = PowerSchedule()
maze_fuzzer = GreyboxFuzzer([seed_input], maze_mutator, maze_schedule)
start = time.time()
maze_fuzzer.runs(FunctionCoverageRunner(maze), trials=n)
end = time.time()
"It took the fuzzer %0.2f seconds to generate and execute %d inputs." % (
end - start, n)
def print_stats(fuzzer):
total = len(fuzzer.population)
solved = 0
invalid = 0
valid = 0
for seed in fuzzer.population:
s = maze(str(seed.data))
if "INVALID" in s: invalid += 1
elif "VALID" in s: valid += 1