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'use strict';
// Flags: --expose-internals
const common = require('../common');
const assert = require('assert');
if (!common.hasCrypto)
common.skip('missing crypto');
const h2 = require('http2');
const net = require('net');
const { NghttpError } = require('internal/http2/util');
const h2test = require('../common/http2');
let client;
const server = h2.createServer();
let gotFirstStreamId1;
server.on('stream', common.mustCall((stream) => {
stream.respond();
stream.end('ok');
// Http2Server should be fast enough to respond to and close
// the first streams with ID 1 and ID 3 without errors.
// Test for errors in 'close' event to ensure no errors on some streams.
stream.on('error', () => {});
stream.on('close', (err) => {
if (stream.id === 1) {
if (gotFirstStreamId1) {
// We expect our outgoing frames to fail on Stream ID 1 the second time
// because a stream with ID 1 was already closed before.
common.expectsError({
constructor: NghttpError,
code: 'ERR_HTTP2_ERROR',
message: 'Stream was already closed or invalid'
});
return;
}
gotFirstStreamId1 = true;
}
assert.strictEqual(err, undefined);
});
// Stream ID 5 should never reach the server
assert.notStrictEqual(stream.id, 5);
}, 2));
server.on('session', common.mustCall((session) => {
session.on('error', common.expectsError({
code: 'ERR_HTTP2_ERROR',
constructor: NghttpError,
message: 'Stream was already closed or invalid'
}));
}));
const settings = new h2test.SettingsFrame();
const settingsAck = new h2test.SettingsFrame(true);
// HeadersFrame(id, payload, padding, END_STREAM)
const id1 = new h2test.HeadersFrame(1, h2test.kFakeRequestHeaders, 0, true);
const id3 = new h2test.HeadersFrame(3, h2test.kFakeRequestHeaders, 0, true);
const id5 = new h2test.HeadersFrame(5, h2test.kFakeRequestHeaders, 0, true);
server.listen(0, () => {
client = net.connect(server.address().port, () => {
client.write(h2test.kClientMagic, () => {
client.write(settings.data, () => {
client.write(settingsAck.data);
// Stream ID 1 frame will make it OK.
client.write(id1.data, () => {
// Stream ID 3 frame will make it OK.
client.write(id3.data, () => {
// A second Stream ID 1 frame should fail.
// This will cause an error to occur because the client is
// attempting to reuse an already closed stream. This must
// cause the server session to be torn down.
client.write(id1.data, () => {
// This Stream ID 5 frame will never make it to the server
client.write(id5.data);
});
});
});
});
});
});
// An error may or may not be emitted on the client side, we don't care
// either way if it is, but we don't want to die if it is.
client.on('error', () => {});
client.on('close', common.mustCall(() => server.close()));
client.resume();
});
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