mirror of https://github.com/mvt-project/mvt
96 lines
2.9 KiB
Python
96 lines
2.9 KiB
Python
# Mobile Verification Toolkit (MVT)
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# Copyright (c) 2021-2023 The MVT Authors.
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# See the file 'LICENSE' for usage and copying permissions, or find a copy at
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# https://github.com/mvt-project/mvt/blob/main/LICENSE
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import fnmatch
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import logging
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import os
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from typing import List, Optional
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from zipfile import ZipFile
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from mvt.common.module import MVTModule
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class BugReportModule(MVTModule):
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"""This class provides a base for all Android Bug Report modules."""
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def __init__(
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self,
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file_path: Optional[str] = None,
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target_path: Optional[str] = None,
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results_path: Optional[str] = None,
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module_options: Optional[dict] = None,
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log: logging.Logger = logging.getLogger(__name__),
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results: Optional[list] = None,
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) -> None:
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super().__init__(
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file_path=file_path,
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target_path=target_path,
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results_path=results_path,
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module_options=module_options,
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log=log,
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results=results,
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)
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self.zip_archive: Optional[ZipFile] = None
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self.extract_path: Optional[str] = None
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self.extract_files: List[str] = []
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self.zip_files: List[str] = []
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def from_folder(
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self, extract_path: Optional[str], extract_files: List[str]
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) -> None:
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self.extract_path = extract_path
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self.extract_files = extract_files
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def from_zip(self, zip_archive: Optional[ZipFile], zip_files: List[str]) -> None:
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self.zip_archive = zip_archive
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self.zip_files = zip_files
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def _get_files_by_pattern(self, pattern: str) -> list:
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file_names = []
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if self.zip_archive:
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for zip_file in self.zip_files:
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file_names.append(zip_file)
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else:
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file_names = self.extract_files
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return fnmatch.filter(file_names, pattern)
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def _get_files_by_patterns(self, patterns: list) -> list:
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for pattern in patterns:
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matches = self._get_files_by_pattern(pattern)
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if matches:
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return matches
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return []
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def _get_file_content(self, file_path: str) -> bytes:
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if self.zip_archive:
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handle = self.zip_archive.open(file_path)
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else:
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handle = open(os.path.join(self.extract_path, file_path), "rb")
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data = handle.read()
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handle.close()
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return data
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def _get_dumpstate_file(self) -> bytes:
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main = self._get_files_by_pattern("main_entry.txt")
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if main:
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main_content = self._get_file_content(main[0])
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try:
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return self._get_file_content(main_content.decode().strip())
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except KeyError:
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return None
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else:
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dumpstate_logs = self._get_files_by_pattern("dumpState_*.log")
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if not dumpstate_logs:
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return None
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return self._get_file_content(dumpstate_logs[0])
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return None
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