1'use strict'; 2 3const common = require('../common'); 4if (!common.hasCrypto) 5 common.skip('missing crypto'); 6 7const http2 = require('http2'); 8const net = require('net'); 9const http2util = require('../common/http2'); 10 11// Test that ping flooding causes the session to be torn down 12 13const kSettings = new http2util.SettingsFrame(); 14const kPingAck = new http2util.PingFrame(true); 15 16const server = http2.createServer(); 17 18server.on('stream', common.mustNotCall()); 19server.on('session', common.mustCall((session) => { 20 session.on('error', common.expectsError({ 21 code: 'ERR_HTTP2_ERROR', 22 message: 'Protocol error' 23 })); 24 session.on('close', common.mustCall(() => server.close())); 25})); 26 27server.listen(0, common.mustCall(() => { 28 const client = net.connect(server.address().port); 29 30 client.on('connect', common.mustCall(() => { 31 client.write(http2util.kClientMagic, () => { 32 client.write(kSettings.data); 33 // Send an unsolicited ping ack 34 client.write(kPingAck.data); 35 }); 36 })); 37 38 // An error event may or may not be emitted, depending on operating system 39 // and timing. We do not really care if one is emitted here or not, as the 40 // error on the server side is what we are testing for. Do not make this 41 // a common.mustCall() and there's no need to check the error details. 42 client.on('error', () => {}); 43})); 44