import re
from credsweeper.common.constants import ML_HUNK
from credsweeper.config import Config
from credsweeper.credentials import LineData
from credsweeper.file_handler.analysis_target import AnalysisTarget
from credsweeper.filters import Filter
from credsweeper.utils import Util
[docs]class LineSpecificKeyCheck(Filter):
"""Check that values from list below is not in candidate line."""
NOT_ALLOWED = [r"example", r"\benc[\(\[]", r"\btrue\b", r"\bfalse\b"]
NOT_ALLOWED_PATTERN = re.compile(Util.get_regex_combine_or(NOT_ALLOWED), re.IGNORECASE)
def __init__(self, config: Config = None) -> None:
pass
[docs] def run(self, line_data: LineData, target: AnalysisTarget) -> bool:
"""Run filter checks on received credential candidate data 'line_data'.
Args:
line_data: credential candidate data
target: multiline target from which line data was obtained
Return:
True, if need to filter candidate and False if left
"""
if line_data.line is None:
return True
if 0 <= line_data.variable_start:
# variable may be defined too
sub_line_start = 0 if ML_HUNK >= line_data.variable_start else line_data.variable_start - ML_HUNK
else:
sub_line_start = 0 if ML_HUNK >= line_data.value_start else line_data.value_start - ML_HUNK
if self.NOT_ALLOWED_PATTERN.search(line_data.line, sub_line_start, line_data.value_end + ML_HUNK):
return True
return False