summaryrefslogtreecommitdiff
path: root/test/parallel/test-process-uid-gid.js
blob: 54e87a6ff5c6e0f4fe94770db33efef5d147e53a (plain)
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
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.

'use strict';
const common = require('../common');

const assert = require('assert');

if (common.isWindows) {
  // uid/gid functions are POSIX only.
  assert.strictEqual(process.getuid, undefined);
  assert.strictEqual(process.getgid, undefined);
  assert.strictEqual(process.setuid, undefined);
  assert.strictEqual(process.setgid, undefined);
  return;
}

if (!common.isMainThread)
  return;

assert.throws(() => {
  process.setuid({});
}, {
  code: 'ERR_INVALID_ARG_TYPE',
  message: 'The "id" argument must be one of type ' +
    'number or string. Received an instance of Object'
});

assert.throws(() => {
  process.setuid('fhqwhgadshgnsdhjsdbkhsdabkfabkveyb');
}, {
  code: 'ERR_UNKNOWN_CREDENTIAL',
  message: 'User identifier does not exist: fhqwhgadshgnsdhjsdbkhsdabkfabkveyb'
});

// Passing -0 shouldn't crash the process
// Refs: https://github.com/nodejs/node/issues/32750
// And neither should values exceeding 2 ** 31 - 1.
for (const id of [-0, 2 ** 31, 2 ** 32 - 1]) {
  for (const fn of [process.setuid, process.setuid, process.setgid, process.setegid]) {
    try { fn(id); } catch {
      // Continue regardless of error.
    }
  }
}

// If we're not running as super user...
if (process.getuid() !== 0) {
  // Should not throw.
  process.getgid();
  process.getuid();

  assert.throws(
    () => { process.setgid('nobody'); },
    /(?:EPERM, .+|Group identifier does not exist: nobody)$/
  );

  assert.throws(
    () => { process.setuid('nobody'); },
    /(?:EPERM, .+|User identifier does not exist: nobody)$/
  );
  return;
}

// If we are running as super user...
const oldgid = process.getgid();
try {
  process.setgid('nobody');
} catch (err) {
  if (err.code !== 'ERR_UNKNOWN_CREDENTIAL') {
    throw err;
  }
  process.setgid('nogroup');
}

const newgid = process.getgid();
assert.notStrictEqual(newgid, oldgid);

const olduid = process.getuid();
process.setuid('nobody');
const newuid = process.getuid();
assert.notStrictEqual(newuid, olduid);