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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
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'use strict';
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const common = require('../common');
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const assert = require('assert');
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// With the current behavior of Node.js (at least as late as 8.1.0), this
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// test fails with the following error:
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// `AssertionError [ERR_ASSERTION]: worker 2 failed to bind port`
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// Ideally, there would be a way for the user to opt out of sequential port
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// assignment.
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//
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// Refs: https://github.com/nodejs/node/issues/13343
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// This following check should be replaced by common.skipIfInspectorDisabled()
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// if moved out of the known_issues directory.
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if (!process.features.inspector) {
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// When the V8 inspector is disabled, using either --without-inspector or
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// --without-ssl, this test will not fail which it is expected to do.
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// The following fail will allow this test to be skipped by failing it.
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assert.fail('skipping as V8 inspector is disabled');
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}
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const cluster = require('cluster');
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const net = require('net');
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const ports = [process.debugPort];
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const clashPort = process.debugPort + 2;
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function serialFork() {
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return new Promise((res) => {
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const worker = cluster.fork();
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worker.on('error', (err) => assert.fail(err));
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// No common.mustCall since 1 out of 3 should fail.
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worker.on('online', () => {
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worker.on('message', common.mustCall((message) => {
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ports.push(message.debugPort);
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}));
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});
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worker.on('exit', common.mustCall((code, signal) => {
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assert.strictEqual(signal, null);
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// worker 2 should fail because of port clash with `server`
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if (code === 12) {
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return assert.fail(`worker ${worker.id} failed to bind port`);
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}
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assert.strictEqual(code, 0);
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}));
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worker.on('disconnect', common.mustCall(res));
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});
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}
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if (cluster.isPrimary) {
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cluster.on('online', common.mustCall((worker) => worker.send('dbgport'), 2));
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// Block one of the ports with a listening socket.
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const server = net.createServer();
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server.listen(clashPort, common.localhostIPv4, common.mustCall(() => {
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// Try to fork 3 workers. No.2 should fail.
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Promise.all([serialFork(), serialFork(), serialFork()])
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.then(common.mustNotCall())
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.catch((err) => console.error(err));
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}));
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server.unref();
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} else {
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const sentinel = common.mustCall();
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process.on('message', (message) => {
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if (message !== 'dbgport') return;
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process.send({ debugPort: process.debugPort });
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sentinel();
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process.disconnect();
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});
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}
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