mirror of https://gitee.com/openkylin/nodejs.git
89 lines
2.6 KiB
JavaScript
89 lines
2.6 KiB
JavaScript
// Copyright Joyent, Inc. and other Node contributors.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to permit
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// persons to whom the Software is furnished to do so, subject to the
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// following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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// USE OR OTHER DEALINGS IN THE SOFTWARE.
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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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const cluster = require('cluster');
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if (cluster.isWorker) {
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// Keep the worker alive
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const http = require('http');
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http.Server().listen(0, '127.0.0.1');
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} else if (process.argv[2] === 'cluster') {
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const worker = cluster.fork();
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// send PID info to testcase process
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process.send({
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pid: worker.process.pid
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});
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// Terminate the cluster process
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worker.once('listening', common.mustCall(() => {
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setTimeout(() => {
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process.exit(0);
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}, 1000);
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}));
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} else {
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// This is the testcase
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const fork = require('child_process').fork;
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// Spawn a cluster process
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const master = fork(process.argv[1], ['cluster']);
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// get pid info
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let pid = null;
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master.once('message', (data) => {
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pid = data.pid;
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});
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// When master is dead
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let alive = true;
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master.on('exit', common.mustCall((code) => {
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// Make sure that the master died on purpose
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assert.strictEqual(code, 0);
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// Check worker process status
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const pollWorker = () => {
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alive = common.isAlive(pid);
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if (alive) {
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setTimeout(pollWorker, 50);
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}
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};
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// Loop indefinitely until worker exit.
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pollWorker();
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}));
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process.once('exit', () => {
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assert.strictEqual(typeof pid, 'number',
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`got ${pid} instead of a worker pid`);
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assert.strictEqual(alive, false,
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`worker was alive after master died (alive = ${alive})`);
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});
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}
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