def load_bug(bug_fn, grammar_meta):
with open(bug_fn) as f:
bug_src = f.read()
start = grammar_meta['[start]']
grammar = grammar_meta['[grammar]']
parser = Parser(grammar, start_symbol=start, canonical=True) # log=True)
forest = parser.parse(bug_src.strip())
tree = list(forest)[0]
return grammar_meta, coalesce(tree)
class EvalMysteryRunner(MysteryRunner):
def __init__(self):
self.parser = EarleyParser(EXPR_GRAMMAR)
def run(self, inp):
try:
tree, *_ = self.parser.parse(inp)
except SyntaxError as exc:
return (inp, Runner.UNRESOLVED)
return super().run(inp)
if __name__ == "__main__":
print('\n### Counting Expansions')
if __package__ is None or __package__ == "":
from Parser import Parser, EarleyParser, PEGParser
else:
from .Parser import Parser, EarleyParser, PEGParser
IP_ADDRESS_TOKENS = {"<octet>"} # EarleyParser needs explicit tokens
if __name__ == "__main__":
parser = EarleyParser(IP_ADDRESS_GRAMMAR)
if __name__ == "__main__":
tree = parser.parse("127.0.0.1")[0]
display_tree(tree)
class ExpansionCountMiner(object):
def __init__(self, parser, log=False):
assert isinstance(parser, Parser)
self.grammar = extend_grammar(parser.grammar())
self.parser = parser
self.log = log
self.reset()
if __package__ is None or __package__ == "":
from GrammarCoverageFuzzer import expansion_key # minor dependency
else:
assert is_valid_grammar(XML_GRAMMAR)
if __package__ is None or __package__ == "":
from Parser import EarleyParser
else:
from .Parser import EarleyParser
if __package__ is None or __package__ == "":
from GrammarFuzzer import display_tree
else:
from .GrammarFuzzer import display_tree
if __name__ == "__main__":
parser = EarleyParser(XML_GRAMMAR, tokens=XML_TOKENS)
for tree in parser.parse("<html>Text</html>"):
display_tree(tree)
# ### Building the Fragment Pool
if __name__ == "__main__":
print('\n### Building the Fragment Pool')
class FragmentMutator(Mutator):
def __init__(self, parser):
"""Initialize empty fragment pool and add parser"""
self.parser = parser
self.fragments = {k: [] for k in self.parser.cgrammar}
super().__init__()
if __name__ == "__main__":
print('\n### Counting Expansions')
if __package__ is None or __package__ == "":
from Parser import Parser, EarleyParser, PEGParser
else:
from .Parser import Parser, EarleyParser, PEGParser
IP_ADDRESS_TOKENS = {"<octet>"} # EarleyParser needs explicit tokens
if __name__ == "__main__":
parser = EarleyParser(IP_ADDRESS_GRAMMAR)
if __name__ == "__main__":
tree, *_ = parser.parse("127.0.0.1")
display_tree(tree)
class ExpansionCountMiner(object):
def __init__(self, parser, log=False):
assert isinstance(parser, Parser)
self.grammar = extend_grammar(parser.grammar())
self.parser = parser
self.log = log
self.reset()
if __package__ is None or __package__ == "":
from GrammarCoverageFuzzer import expansion_key # minor dependency
else:
if __package__ is None or __package__ == "":
from GrammarFuzzer import display_tree
else:
from .GrammarFuzzer import display_tree
if __package__ is None or __package__ == "":
from Parser import EarleyParser
else:
from .Parser import EarleyParser
if __name__ == "__main__":
parser = EarleyParser(IP_ADDRESS_GRAMMAR)
if __name__ == "__main__":
tree = parser.parse("127.0.0.1")[0]
display_tree(tree)
if __name__ == "__main__":
IP_ADDRESS_GRAMMAR["<octet>"] = list(sorted(decrange(0, 256),
reverse=True))
if __package__ is None or __package__ == "":
from Parser import PEGParser
else:
from .Parser import PEGParser
if __name__ == "__main__":
parser = PEGParser(IP_ADDRESS_GRAMMAR)
tree = parser.parse("127.0.0.1")[0]
display_tree(tree)
