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Update regarding #4281

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This commit is contained in:
Miroslav Stampar
2020-07-26 20:16:58 +02:00
parent 9b871f1093
commit c47061f25d
2 changed files with 11 additions and 8 deletions
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17
lib/core/decorators.py
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@@ -39,16 +39,19 @@ def cachedmethod(f):
@functools.wraps(f)
def _f(*args, **kwargs):
key = int(hashlib.md5("|".join(str(_) for _ in (f, args, kwargs)).encode(UNICODE_ENCODING)).hexdigest(), 16) & 0x7fffffffffffffff
try:
with _cache_lock:
result = _cache[f][key]
except KeyError:
key = int(hashlib.md5("|".join(str(_) for _ in (f, args, kwargs)).encode(UNICODE_ENCODING)).hexdigest(), 16) & 0x7fffffffffffffff
except ValueError: # https://github.com/sqlmapproject/sqlmap/issues/4281 (NOTE: non-standard Python behavior where hexdigest returns binary value)
result = f(*args, **kwargs)
else:
try:
with _cache_lock:
result = _cache[f][key]
except KeyError:
result = f(*args, **kwargs)
with _cache_lock:
_cache[f][key] = result
with _cache_lock:
_cache[f][key] = result
return result