@@ -1239,6 +1239,13 @@ Emitted when a stream is received on the client.

Emitted when a stream is closed on the client. The HTTP/2 error code used when

closing the stream can be retrieved using the `stream.rstCode` property.

`http2.server.stream.created`

* `stream` {ServerHttp2Stream}

* `headers` {HTTP/2 Headers Object}

Emitted when a stream is created on the server.

#### Modules

> Stability: 1 - Experimental

@@ -190,6 +190,7 @@ const onClientStreamStartChannel = dc.channel('http2.client.stream.start');

const onClientStreamErrorChannel = dc.channel('http2.client.stream.error');

const onClientStreamFinishChannel = dc.channel('http2.client.stream.finish');

const onClientStreamCloseChannel = dc.channel('http2.client.stream.close');

const onServerStreamCreatedChannel = dc.channel('http2.server.stream.created');

let debug = require('internal/util/debuglog').debuglog('http2', (fn) => {

debug = fn;

@@ -367,6 +368,12 @@ function onSessionHeaders(handle, id, cat, flags, headers, sensitiveHeaders) {

if (type === NGHTTP2_SESSION_SERVER) {

// eslint-disable-next-line no-use-before-define

stream = new ServerHttp2Stream(session, handle, id, {}, obj);

if (onServerStreamCreatedChannel.hasSubscribers) {

onServerStreamCreatedChannel.publish({

stream,

headers: obj,

});

}

if (endOfStream) {

stream.push(null);

}

@@ -2835,6 +2842,13 @@ class ServerHttp2Stream extends Http2Stream {

stream[kState].flags |= STREAM_FLAGS_HEAD_REQUEST;

process.nextTick(callback, null, stream, headers, 0);

if (onServerStreamCreatedChannel.hasSubscribers) {

onServerStreamCreatedChannel.publish({

stream,

headers,

});

}

}

// Initiate a response on this Http2Stream

@@ -0,0 +1,60 @@

'use strict';

const common = require('../common');

if (!common.hasCrypto)

common.skip('missing crypto');

// This test ensures that the built-in HTTP/2 diagnostics channels are reporting

// the diagnostics messages for the 'http2.server.stream.created' channel when

// ServerHttp2Streams are created by both:

// - in response to an incoming 'stream' event from the client

// - the server calling ServerHttp2Stream#pushStream()

const Countdown = require('../common/countdown');

const assert = require('assert');

const dc = require('diagnostics_channel');

const http2 = require('http2');

const { Duplex } = require('stream');

const serverHttp2StreamCreationCount = 2;

dc.subscribe('http2.server.stream.created', common.mustCall(({ stream, headers }) => {

// Since ServerHttp2Stream is not exported from any module, this just checks

// if the stream is an instance of Duplex and the constructor name is

// 'ServerHttp2Stream'.

assert.ok(stream instanceof Duplex);

assert.strictEqual(stream.constructor.name, 'ServerHttp2Stream');

assert.ok(headers && !Array.isArray(headers) && typeof headers === 'object');

}, serverHttp2StreamCreationCount));

const server = http2.createServer();

server.on('stream', common.mustCall((stream) => {

stream.respond();

stream.end();

stream.pushStream({}, common.mustSucceed((pushStream) => {

pushStream.respond();

pushStream.end();

}));

}));

server.listen(0, common.mustCall(() => {

const port = server.address().port;

const client = http2.connect(`http://localhost:${port}`);

const countdown = new Countdown(serverHttp2StreamCreationCount, () => {

client.close();

server.close();

});

const stream = client.request({});

stream.on('response', common.mustCall(() => {

countdown.dec();

}));

client.on('stream', common.mustCall((pushStream) => {

pushStream.on('push', common.mustCall(() => {

countdown.dec();

}));

}));

}));