This repository has been archived by the owner on Apr 22, 2023. It is now read-only.
/
test-cluster-kill-workers.js
84 lines (73 loc) · 2.62 KB
/
test-cluster-kill-workers.js
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
// 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.
// This test checks that if we kill a cluster master immediately after fork,
// before the worker has time to register itself, that the master will still
// clean up the worker.
// https://github.com/joyent/node/issues/2047
var common = require('../common');
var assert = require('assert');
var cluster = require('cluster');
var fork = require('child_process').fork;
var isTestRunner = process.argv[2] != 'child';
if (isTestRunner) {
console.log("starting master...");
var master = fork(__filename, [ 'child' ]);
console.log("master pid =", master.pid);
var workerPID;
master.on("message", function(m) {
console.log("got message from master:", m);
if (m.workerPID) {
console.log("worker pid =", m.workerPID);
workerPID = m.workerPID;
}
});
var gotExit = false;
var gotKillException = false;
master.on('exit', function(code) {
gotExit = true;
assert(code != 0);
assert(workerPID > 0);
try {
process.kill(workerPID, 0);
} catch(e) {
// workerPID is no longer running
console.log(e)
assert(e.code == 'ESRCH');
gotKillException = true;
}
})
process.on('exit', function() {
assert(gotExit);
assert(gotKillException);
});
} else {
// Cluster stuff.
if (cluster.isMaster) {
var worker = cluster.fork();
process.send({ workerPID: worker.pid });
// should kill the worker too
throw new Error('kill master');
} else {
setTimeout(function() {
assert(false, 'worker should have been killed');
}, 2500);
}
}