mirror of
https://github.com/nodejs/node.git
synced 2024-11-27 22:16:50 +01:00
15164cebce
Doc deprecate isMaster and setupMaster in favor of isPrimary and setupPrimary. Signed-off-by: Michael Dawson <mdawson@devrus.com> PR-URL: https://github.com/nodejs/node/pull/36478 Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: Myles Borins <myles.borins@gmail.com> Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Michaël Zasso <targos@protonmail.com> Reviewed-By: Beth Griggs <bgriggs@redhat.com>
71 lines
2.4 KiB
JavaScript
71 lines
2.4 KiB
JavaScript
// Flags: --inspect=0
|
|
'use strict';
|
|
const common = require('../common');
|
|
const assert = require('assert');
|
|
|
|
// With the current behavior of Node.js (at least as late as 8.1.0), this
|
|
// test fails with the following error:
|
|
// `AssertionError [ERR_ASSERTION]: worker 2 failed to bind port`
|
|
// Ideally, there would be a way for the user to opt out of sequential port
|
|
// assignment.
|
|
//
|
|
// Refs: https://github.com/nodejs/node/issues/13343
|
|
|
|
// This following check should be replaced by common.skipIfInspectorDisabled()
|
|
// if moved out of the known_issues directory.
|
|
if (!process.features.inspector) {
|
|
// When the V8 inspector is disabled, using either --without-inspector or
|
|
// --without-ssl, this test will not fail which it is expected to do.
|
|
// The following fail will allow this test to be skipped by failing it.
|
|
assert.fail('skipping as V8 inspector is disabled');
|
|
}
|
|
|
|
const cluster = require('cluster');
|
|
const net = require('net');
|
|
|
|
const ports = [process.debugPort];
|
|
const clashPort = process.debugPort + 2;
|
|
function serialFork() {
|
|
return new Promise((res) => {
|
|
const worker = cluster.fork();
|
|
worker.on('error', (err) => assert.fail(err));
|
|
// No common.mustCall since 1 out of 3 should fail.
|
|
worker.on('online', () => {
|
|
worker.on('message', common.mustCall((message) => {
|
|
ports.push(message.debugPort);
|
|
}));
|
|
});
|
|
worker.on('exit', common.mustCall((code, signal) => {
|
|
assert.strictEqual(signal, null);
|
|
// worker 2 should fail because of port clash with `server`
|
|
if (code === 12) {
|
|
return assert.fail(`worker ${worker.id} failed to bind port`);
|
|
}
|
|
assert.strictEqual(code, 0);
|
|
}));
|
|
worker.on('disconnect', common.mustCall(res));
|
|
});
|
|
}
|
|
|
|
if (cluster.isPrimary) {
|
|
cluster.on('online', common.mustCall((worker) => worker.send('dbgport'), 2));
|
|
|
|
// Block one of the ports with a listening socket.
|
|
const server = net.createServer();
|
|
server.listen(clashPort, common.localhostIPv4, common.mustCall(() => {
|
|
// Try to fork 3 workers. No.2 should fail.
|
|
Promise.all([serialFork(), serialFork(), serialFork()])
|
|
.then(common.mustNotCall())
|
|
.catch((err) => console.error(err));
|
|
}));
|
|
server.unref();
|
|
} else {
|
|
const sentinel = common.mustCall();
|
|
process.on('message', (message) => {
|
|
if (message !== 'dbgport') return;
|
|
process.send({ debugPort: process.debugPort });
|
|
sentinel();
|
|
process.disconnect();
|
|
});
|
|
}
|