mirror of https://github.com/lukechilds/node.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
95 lines
2.5 KiB
95 lines
2.5 KiB
'use strict';
|
|
var common = require('../common');
|
|
var assert = require('assert');
|
|
var http = require('http');
|
|
var net = require('net');
|
|
|
|
if (common.isWindows) {
|
|
common.skip('This test is disabled on windows.');
|
|
return;
|
|
}
|
|
|
|
switch (process.argv[2]) {
|
|
case 'child': return child();
|
|
}
|
|
|
|
var ok;
|
|
|
|
process.on('exit', function() {
|
|
assert.ok(ok);
|
|
});
|
|
|
|
// WARNING: This is an example of listening on some arbitrary FD number
|
|
// that has already been bound elsewhere in advance. However, binding
|
|
// server handles to stdio fd's is NOT a good or reliable way to do
|
|
// concurrency in HTTP servers! Use the cluster module, or if you want
|
|
// a more low-level approach, use child process IPC manually.
|
|
test(function(child, port) {
|
|
// now make sure that we can request to the child, then kill it.
|
|
http.get({
|
|
server: 'localhost',
|
|
port: port,
|
|
path: '/',
|
|
}).on('response', function(res) {
|
|
var s = '';
|
|
res.on('data', function(c) {
|
|
s += c.toString();
|
|
});
|
|
res.on('end', function() {
|
|
child.kill();
|
|
child.on('exit', function() {
|
|
assert.equal(s, 'hello from child\n');
|
|
assert.equal(res.statusCode, 200);
|
|
console.log('ok');
|
|
ok = true;
|
|
});
|
|
});
|
|
});
|
|
});
|
|
|
|
function child() {
|
|
// Prevent outliving the parent process in case it is terminated before
|
|
// killing this child process.
|
|
process.on('disconnect', function() {
|
|
console.error('exit on disconnect');
|
|
process.exit(0);
|
|
});
|
|
|
|
// start a server on fd=3
|
|
http.createServer(function(req, res) {
|
|
console.error('request on child');
|
|
console.error('%s %s', req.method, req.url, req.headers);
|
|
res.end('hello from child\n');
|
|
}).listen({ fd: 3 }, function() {
|
|
console.error('child listening on fd=3');
|
|
process.send('listening');
|
|
});
|
|
}
|
|
|
|
function test(cb) {
|
|
var server = net.createServer(function(conn) {
|
|
console.error('connection on parent');
|
|
conn.end('hello from parent\n');
|
|
}).listen(0, function() {
|
|
const port = this.address().port;
|
|
console.error('server listening on %d', port);
|
|
|
|
var spawn = require('child_process').spawn;
|
|
var child = spawn(process.execPath, [__filename, 'child'], {
|
|
stdio: [ 0, 1, 2, server._handle, 'ipc' ]
|
|
});
|
|
|
|
console.log('%j\n', { pid: child.pid });
|
|
|
|
// Now close the parent, so that the child is the only thing
|
|
// referencing that handle. Note that connections will still
|
|
// be accepted, because the child has the fd open.
|
|
server.close();
|
|
|
|
child.on('message', function(msg) {
|
|
if (msg === 'listening') {
|
|
cb(child, port);
|
|
}
|
|
});
|
|
});
|
|
}
|
|
|