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
|
#!/usr/bin/env node
// Run a command as a specific user.
// env is passed through untouched.
// usage: npm-script-runner $folder $uid $gid "make test"
// This is internal plumbing
var argv = process.argv.slice(2)
, cwd = argv.shift()
, uid = argv.shift()
, gid = argv.shift()
, cmd = argv.shift()
, stdio = process.binding("stdio")
, cp = require("child_process")
if (!isNaN(uid)) uid = +uid
if (!isNaN(gid)) gid = +gid
if (!uid || !gid || uid === "root") throw new Error(
"Please set a non-zero/non-root uid and gid")
console.error("uid=%s gid=%s euid=%s egid=%s"
, process.getuid(), process.getgid(), uid, gid)
console.error("cmd=%s", cmd)
process.setgid(gid)
process.setuid(uid)
cp.spawn( "sh", ["-c", cmd]
, { env : process.env
, cwd : cwd
, customFds: [ stdio.stdinFD
, stdio.stdoutFD
, stdio.stderrFD ]
} )
.on("exit", function (c) { process.exit(c) })
|
