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'use strict';
require('../common');
const http = require('http');
const net = require('net');
const url = require('url');
const assert = require('assert');
// Response splitting example, credit: Amit Klein, Safebreach
const str = '/welcome?lang=bar%c4%8d%c4%8aContent­Length:%200%c4%8d%c4%8a%c' +
'4%8d%c4%8aHTTP/1.1%20200%20OK%c4%8d%c4%8aContent­Length:%202' +
'0%c4%8d%c4%8aLast­Modified:%20Mon,%2027%20Oct%202003%2014:50:18' +
'%20GMT%c4%8d%c4%8aContent­Type:%20text/html%c4%8d%c4%8a%c4%8' +
'd%c4%8a%3chtml%3eGotcha!%3c/html%3e';
// Response splitting example, credit: Сковорода Никита Андреевич (@ChALkeR)
const x = 'fooഊSet-Cookie: foo=barഊഊ<script>alert("Hi!")</script>';
const y = 'foo⠊Set-Cookie: foo=bar';
let count = 0;
function test(res, code, header) {
assert.throws(() => {
res.writeHead(code, header);
}, /^TypeError: The header content contains invalid characters$/);
}
const server = http.createServer((req, res) => {
switch (count++) {
case 0:
const loc = url.parse(req.url, true).query.lang;
test(res, 302, { Location: `/foo?lang=${loc}` });
break;
case 1:
test(res, 200, { 'foo': x });
break;
case 2:
test(res, 200, { 'foo': y });
break;
default:
assert.fail('should not get to here.');
}
if (count === 3)
server.close();
res.end('ok');
});
server.listen(0, () => {
const end = 'HTTP/1.1\r\n\r\n';
const client = net.connect({ port: server.address().port }, () => {
client.write(`GET ${str} ${end}`);
client.write(`GET / ${end}`);
client.write(`GET / ${end}`);
client.end();
});
});