node/test/parallel/test-cluster-send-deadlock.js
Michael Dawson 15164cebce lib,src: update cluster to use Parent
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>
2021-01-05 15:41:45 -05:00

74 lines
2.4 KiB
JavaScript

// 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';
// Testing mutual send of handles: from primary to worker, and from worker to
// primary.
require('../common');
const assert = require('assert');
const cluster = require('cluster');
const net = require('net');
if (cluster.isPrimary) {
const worker = cluster.fork();
worker.on('exit', (code, signal) => {
assert.strictEqual(code, 0, `Worker exited with an error code: ${code}`);
assert(!signal, `Worker exited by a signal: ${signal}`);
server.close();
});
const server = net.createServer((socket) => {
worker.send('handle', socket);
});
server.listen(0, () => {
worker.send({ message: 'listen', port: server.address().port });
});
} else {
process.on('message', (msg, handle) => {
if (msg.message && msg.message === 'listen') {
assert(msg.port);
const client1 = net.connect({
host: 'localhost',
port: msg.port
}, () => {
const client2 = net.connect({
host: 'localhost',
port: msg.port
}, () => {
client1.on('close', onclose);
client2.on('close', onclose);
client1.end();
client2.end();
});
});
let waiting = 2;
const onclose = () => {
if (--waiting === 0)
cluster.worker.disconnect();
};
} else {
process.send('reply', handle);
}
});
}