-
Notifications
You must be signed in to change notification settings - Fork 969
/
base.py
73 lines (62 loc) · 2.04 KB
/
base.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
# Mobile Verification Toolkit (MVT)
# Copyright (c) 2021-2023 Claudio Guarnieri.
# Use of this software is governed by the MVT License 1.1 that can be found at
# https://license.mvt.re/1.1/
import fnmatch
import logging
import os
from tarfile import TarFile
from typing import List, Optional
from mvt.common.module import MVTModule
class BackupExtraction(MVTModule):
"""This class provides a base for all backup extractios modules"""
def __init__(
self,
file_path: Optional[str] = None,
target_path: Optional[str] = None,
results_path: Optional[str] = None,
module_options: Optional[dict] = None,
log: logging.Logger = logging.getLogger(__name__),
results: Optional[list] = None,
) -> None:
super().__init__(
file_path=file_path,
target_path=target_path,
results_path=results_path,
module_options=module_options,
log=log,
results=results,
)
self.ab = None
self.backup_path = None
self.tar = None
self.files = []
def from_folder(self, backup_path: Optional[str], files: List[str]) -> None:
"""
Get all the files and list them
"""
self.backup_path = backup_path
self.files = files
def from_ab(
self, file_path: Optional[str], tar: Optional[TarFile], files: List[str]
) -> None:
"""
Extract the files
"""
self.ab = file_path
self.tar = tar
self.files = files
def _get_files_by_pattern(self, pattern: str) -> list:
return fnmatch.filter(self.files, pattern)
def _get_file_content(self, file_path: str) -> bytes:
if self.ab:
try:
member = self.tar.getmember(file_path)
except KeyError:
return None
handle = self.tar.extractfile(member)
else:
handle = open(os.path.join(self.backup_path, file_path), "rb")
data = handle.read()
handle.close()
return data