64 lines
1.8 KiB
JavaScript
64 lines
1.8 KiB
JavaScript
'use strict';
|
|
|
|
const common = require('../common');
|
|
if (!common.hasIPv6)
|
|
common.skip('no IPv6 support');
|
|
|
|
const assert = require('assert');
|
|
const cluster = require('cluster');
|
|
const net = require('net');
|
|
|
|
// This test ensures that the `ipv6Only` option in `net.Server.listen()`
|
|
// works as expected when we use cluster with `SCHED_RR` schedulingPolicy.
|
|
cluster.schedulingPolicy = cluster.SCHED_RR;
|
|
const host = '::';
|
|
const WORKER_ACCOUNT = 3;
|
|
|
|
if (cluster.isMaster) {
|
|
const workers = [];
|
|
let address;
|
|
|
|
for (let i = 0; i < WORKER_ACCOUNT; i += 1) {
|
|
const myWorker = new Promise((resolve) => {
|
|
const worker = cluster.fork().on('exit', common.mustCall((statusCode) => {
|
|
assert.strictEqual(statusCode, 0);
|
|
})).on('listening', common.mustCall((workerAddress) => {
|
|
if (!address) {
|
|
address = workerAddress;
|
|
} else {
|
|
assert.deepStrictEqual(workerAddress, address);
|
|
}
|
|
resolve(worker);
|
|
}));
|
|
});
|
|
|
|
workers.push(myWorker);
|
|
}
|
|
|
|
Promise.all(workers).then(common.mustCall((resolvedWorkers) => {
|
|
// Make sure the `ipv6Only` option works. Should be able to use the port on
|
|
// IPv4.
|
|
const server = net.createServer().listen({
|
|
host: '0.0.0.0',
|
|
port: address.port,
|
|
}, common.mustCall(() => {
|
|
// Exit.
|
|
server.close();
|
|
resolvedWorkers.forEach((resolvedWorker) => {
|
|
resolvedWorker.disconnect();
|
|
});
|
|
}));
|
|
}));
|
|
} else {
|
|
// As the cluster member has the potential to grab any port
|
|
// from the environment, this can cause collision when master
|
|
// obtains the port from cluster member and tries to listen on.
|
|
// So move this to sequential, and provide a static port.
|
|
// Refs: https://github.com/nodejs/node/issues/25813
|
|
net.createServer().listen({
|
|
host: host,
|
|
port: common.PORT,
|
|
ipv6Only: true,
|
|
}, common.mustCall());
|
|
}
|