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d4654d89be
llhttp is modern, written in human-readable TypeScript, verifiable, and is very easy to maintain. See: https://github.com/indutny/llhttp PR-URL: https://github.com/nodejs/node/pull/24059 Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Refael Ackermann <refack@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Rod Vagg <rod@vagg.org> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Gus Caplan <me@gus.host> Reviewed-By: Ujjwal Sharma <usharma1998@gmail.com> Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
89 lines
2.0 KiB
JavaScript
89 lines
2.0 KiB
JavaScript
'use strict';
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// Run this program with valgrind or efence with --expose_gc to expose the
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// problem.
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// Flags: --expose_gc --expose-internals
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require('../common');
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const assert = require('assert');
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const { internalBinding } = require('internal/test/binding');
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const { HTTPParser } = internalBinding('http_parser');
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const kOnHeaders = HTTPParser.kOnHeaders | 0;
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const kOnHeadersComplete = HTTPParser.kOnHeadersComplete | 0;
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const kOnBody = HTTPParser.kOnBody | 0;
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const kOnMessageComplete = HTTPParser.kOnMessageComplete | 0;
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let headersComplete = 0;
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let messagesComplete = 0;
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function flushPool() {
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Buffer.allocUnsafe(Buffer.poolSize - 1);
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global.gc();
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}
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function demoBug(part1, part2) {
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flushPool();
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const parser = new HTTPParser(HTTPParser.REQUEST);
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parser.headers = [];
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parser.url = '';
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parser[kOnHeaders] = function(headers, url) {
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parser.headers = parser.headers.concat(headers);
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parser.url += url;
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};
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parser[kOnHeadersComplete] = function(info) {
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headersComplete++;
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console.log('url', info.url);
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};
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parser[kOnBody] = () => {};
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parser[kOnMessageComplete] = function() {
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messagesComplete++;
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};
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// We use a function to eliminate references to the Buffer b
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// We want b to be GCed. The parser will hold a bad reference to it.
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(function() {
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const b = Buffer.from(part1);
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flushPool();
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console.log('parse the first part of the message');
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parser.execute(b, 0, b.length);
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})();
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flushPool();
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(function() {
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const b = Buffer.from(part2);
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console.log('parse the second part of the message');
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parser.execute(b, 0, b.length);
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parser.finish();
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})();
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flushPool();
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}
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demoBug('POST /1', '/22 HTTP/1.1\r\n' +
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'Content-Type: text/plain\r\n' +
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'Content-Length: 4\r\n\r\n' +
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'pong');
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demoBug('POST /1/22 HTTP/1.1\r\n' +
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'Content-Type: tex', 't/plain\r\n' +
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'Content-Length: 4\r\n\r\n' +
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'pong');
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process.on('exit', function() {
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assert.strictEqual(headersComplete, 2);
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assert.strictEqual(messagesComplete, 2);
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console.log('done!');
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});
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