eslint-plugin-sonarjs
Version:
SonarJS rules for ESLint
76 lines (75 loc) • 3 kB
JavaScript
;
/*
* SonarQube JavaScript Plugin
* Copyright (C) 2011-2025 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the Sonar Source-Available License Version 1, as published by SonarSource SA.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the Sonar Source-Available License for more details.
*
* You should have received a copy of the Sonar Source-Available License
* along with this program; if not, see https://sonarsource.com/license/ssal/
*/
// https://sonarsource.github.io/rspec/#/rspec/S5443/javascript
Object.defineProperty(exports, "__esModule", { value: true });
exports.rule = void 0;
const index_js_1 = require("../helpers/index.js");
const meta_js_1 = require("./meta.js");
const UNIX_DIRECTORIES = [
'/tmp/',
'/var/tmp/',
'/usr/tmp/',
'/dev/shm/',
'/dev/mqueue/',
'/run/lock/',
'/var/run/lock/',
'/library/caches/',
'/users/shared/',
'/private/tmp/',
'/private/var/tmp/',
].map(v => new RegExp(`^${v}`, 'i'));
const WINDOWS_DIRECTORIES_PATTERN = new RegExp('^[^\\\\]*(\\\\){1,2}(Windows(\\\\){1,2}Temp|Temp|TMP)(\\\\.*|$)', 'i');
const SENSITIVE_ENV_VARIABLES = ['TMPDIR', 'TMP', 'TEMPDIR', 'TEMP'];
exports.rule = {
meta: (0, index_js_1.generateMeta)(meta_js_1.meta, {
messages: {
safeDirectory: 'Make sure publicly writable directories are used safely here.',
},
}),
create(context) {
return {
Literal: (node) => {
const literal = node;
// Using literal.raw instead of literal.value as the latter escapes backslashes
const value = literal.raw?.slice(1, literal.raw.length - 1);
if (value &&
(UNIX_DIRECTORIES.find(i => value.match(i)) || value.match(WINDOWS_DIRECTORIES_PATTERN))) {
context.report({
node: literal,
messageId: 'safeDirectory',
});
}
},
MemberExpression: (node) => {
const memberExpression = node;
const { object, property } = memberExpression;
if (property.type !== 'Identifier' ||
!SENSITIVE_ENV_VARIABLES.includes(property.name) ||
object.type !== 'MemberExpression') {
return;
}
if (object.property.type === 'Identifier' &&
object.property.name === 'env' &&
object.object.type === 'Identifier' &&
object.object.name === 'process') {
context.report({ node: memberExpression, messageId: 'safeDirectory' });
}
},
};
},
};