Mercurial Repositories > eric / file comparison
comparison: eric7/Plugins/CheckerPlugins/CodeStyleChecker/Security/Checks/generalFilePermissions.py
eric7/Plugins/CheckerPlugins/CodeStyleChecker/Security/Checks/generalFilePermissions.py
- branch
- eric7
- changeset 8312
- 800c432b34c8
- parent 8222
- 5994b80b8760
- child 8881
- 54e42bc2437a
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| 8311:4e8b98454baa | 8312:800c432b34c8 |
|---|---|
| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2020 - 2021 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing a check for setting too permissive file permissions. | |
| 8 """ | |
| 9 | |
| 10 # | |
| 11 # This is a modified version of the one found in the bandit package. | |
| 12 # | |
| 13 # Original Copyright 2014 Hewlett-Packard Development Company, L.P. | |
| 14 # | |
| 15 # SPDX-License-Identifier: Apache-2.0 | |
| 16 # | |
| 17 | |
| 18 import stat | |
| 19 | |
| 20 | |
| 21 def getChecks(): | |
| 22 """ | |
| 23 Public method to get a dictionary with checks handled by this module. | |
| 24 | |
| 25 @return dictionary containing checker lists containing checker function and | |
| 26 list of codes | |
| 27 @rtype dict | |
| 28 """ | |
| 29 return { | |
| 30 "Call": [ | |
| 31 (checkFilePermissions, ("S102",)), | |
| 32 ], | |
| 33 } | |
| 34 | |
| 35 | |
| 36 def checkFilePermissions(reportError, context, config): | |
| 37 """ | |
| 38 Function to check for setting too permissive file permissions. | |
| 39 | |
| 40 @param reportError function to be used to report errors | |
| 41 @type func | |
| 42 @param context security context object | |
| 43 @type SecurityContext | |
| 44 @param config dictionary with configuration data | |
| 45 @type dict | |
| 46 """ | |
| 47 if ( | |
| 48 'chmod' in context.callFunctionName and | |
| 49 context.callArgsCount == 2 | |
| 50 ): | |
| 51 mode = context.getCallArgAtPosition(1) | |
| 52 | |
| 53 if ( | |
| 54 mode is not None and | |
| 55 isinstance(mode, int) and | |
| 56 (mode & stat.S_IWOTH or mode & stat.S_IXGRP) | |
| 57 ): | |
| 58 # world writable is an HIGH, group executable is a MEDIUM | |
| 59 if mode & stat.S_IWOTH: | |
| 60 severity = "H" | |
| 61 else: | |
| 62 severity = "M" | |
| 63 | |
| 64 filename = context.getCallArgAtPosition(0) | |
| 65 if filename is None: | |
| 66 filename = 'NOT PARSED' | |
| 67 | |
| 68 reportError( | |
| 69 context.node.lineno - 1, | |
| 70 context.node.col_offset, | |
| 71 "S103", | |
| 72 severity, | |
| 73 "H", | |
| 74 oct(mode), | |
| 75 filename | |
| 76 ) |
