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// 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';
const common = require('../common');
const assert = require('assert');
const cluster = require('cluster');
if (cluster.isWorker) {
// Keep the worker alive
const http = require('http');
http.Server().listen(0, '127.0.0.1');
} else if (process.argv[2] === 'cluster') {
const worker = cluster.fork();
// send PID info to testcase process
process.send({
pid: worker.process.pid
});
// Terminate the cluster process
worker.once('listening', common.mustCall(() => {
setTimeout(() => {
process.exit(0);
}, 1000);
}));
} else {
// This is the testcase
const fork = require('child_process').fork;
// Spawn a cluster process
const primary = fork(process.argv[1], ['cluster']);
// get pid info
let pid = null;
primary.once('message', (data) => {
pid = data.pid;
});
// When primary is dead
let alive = true;
primary.on('exit', common.mustCall((code) => {
// Make sure that the primary died on purpose
assert.strictEqual(code, 0);
// Check worker process status
const pollWorker = () => {
alive = common.isAlive(pid);
if (alive) {
setTimeout(pollWorker, 50);
}
};
// Loop indefinitely until worker exit.
pollWorker();
}));
process.once('exit', () => {
assert.strictEqual(typeof pid, 'number',
`got ${pid} instead of a worker pid`);
assert.strictEqual(alive, false,
`worker was alive after primary died (alive = ${alive})`
);
});
}
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