112 lines
3.2 KiB
JavaScript
112 lines
3.2 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';
|
|
/*
|
|
* The purpose of this test is to make sure that when forking a process,
|
|
* sending a fd representing a UDP socket to the child and sending messages
|
|
* to this endpoint, these messages are distributed to the parent and the
|
|
* child process.
|
|
*/
|
|
|
|
const common = require('../common');
|
|
if (common.isWindows)
|
|
common.skip('Sending dgram sockets to child processes is not supported');
|
|
|
|
const dgram = require('dgram');
|
|
const fork = require('child_process').fork;
|
|
const assert = require('assert');
|
|
|
|
if (process.argv[2] === 'child') {
|
|
let childServer;
|
|
|
|
process.once('message', (msg, clusterServer) => {
|
|
childServer = clusterServer;
|
|
|
|
childServer.once('message', () => {
|
|
process.send('gotMessage');
|
|
childServer.close();
|
|
});
|
|
|
|
process.send('handleReceived');
|
|
});
|
|
|
|
} else {
|
|
const parentServer = dgram.createSocket('udp4');
|
|
const client = dgram.createSocket('udp4');
|
|
const child = fork(__filename, ['child']);
|
|
|
|
const msg = Buffer.from('Some bytes');
|
|
|
|
let childGotMessage = false;
|
|
let parentGotMessage = false;
|
|
|
|
parentServer.once('message', (msg, rinfo) => {
|
|
parentGotMessage = true;
|
|
parentServer.close();
|
|
});
|
|
|
|
parentServer.on('listening', () => {
|
|
child.send('server', parentServer);
|
|
|
|
child.on('message', (msg) => {
|
|
if (msg === 'gotMessage') {
|
|
childGotMessage = true;
|
|
} else if (msg === 'handleReceived') {
|
|
sendMessages();
|
|
}
|
|
});
|
|
});
|
|
|
|
function sendMessages() {
|
|
const serverPort = parentServer.address().port;
|
|
|
|
const timer = setInterval(() => {
|
|
/*
|
|
* Both the parent and the child got at least one message,
|
|
* test passed, clean up everything.
|
|
*/
|
|
if (parentGotMessage && childGotMessage) {
|
|
clearInterval(timer);
|
|
client.close();
|
|
} else {
|
|
client.send(
|
|
msg,
|
|
0,
|
|
msg.length,
|
|
serverPort,
|
|
'127.0.0.1',
|
|
(err) => {
|
|
assert.ifError(err);
|
|
}
|
|
);
|
|
}
|
|
}, 1);
|
|
}
|
|
|
|
parentServer.bind(0, '127.0.0.1');
|
|
|
|
process.once('exit', () => {
|
|
assert(parentGotMessage);
|
|
assert(childGotMessage);
|
|
});
|
|
}
|