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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,79 +1,80 @@ | ||
| "use strict"; | ||
| 'use strict' | ||
| /* eslint-disable no-unused-vars, max-len, id-length */ | ||
|
|
||
| const assert = require("assert"); | ||
| const { kUrl, kSocket, kHTTP2Opts } = require("./core/symbols"); | ||
| const assert = require('assert') | ||
| const { kUrl, kSocket, kHTTP2Opts } = require('./core/symbols') | ||
|
|
||
| const FRAME_TYPES = [ | ||
| "DATA", // standard request / response payloads | ||
| "HEADERS", // starts stream, carries request headers | ||
| "PRIORITY", // advises the priority of a stream | ||
| "RST_STREAM", // immediately terminates a stream | ||
| "SETTINGS", // inform other end of endpoint config | ||
| "PUSH_PROMISE", // pre-warns peer of wanted streams | ||
| "PING", | ||
| "GOAWAY", // graceful version of RST_STREAM | ||
| "WINDOW_UPDATE", // defines flow-control | ||
| "CONTINUATION" // continue a sequence of headers | ||
| ]; | ||
| 'DATA', // standard request / response payloads | ||
| 'HEADERS', // starts stream, carries request headers | ||
| 'PRIORITY', // advises the priority of a stream | ||
| 'RST_STREAM', // immediately terminates a stream | ||
| 'SETTINGS', // inform other end of endpoint config | ||
| 'PUSH_PROMISE', // pre-warns peer of wanted streams | ||
| 'PING', | ||
| 'GOAWAY', // graceful version of RST_STREAM | ||
| 'WINDOW_UPDATE', // defines flow-control | ||
| 'CONTINUATION' // continue a sequence of headers | ||
| ] | ||
|
|
||
| function parseHttp2Settings(settings) { | ||
| // under RFC7540 section 3.2.1, the settings must be a base64url encoded | ||
| // SETTINGS frame. 16 bit identifiers, 32 bit values. */ | ||
| let parsed = ""; | ||
| for (let i = 0; i < Object.keys(settings).length; i += 2) { | ||
| parsed += `${settings[i]}${settings[i + 1]}\r\n`; | ||
| } | ||
| function parseHttp2Settings (settings) { | ||
| // under RFC7540 section 3.2.1, the settings must be a base64url encoded | ||
| // SETTINGS frame. 16 bit identifiers, 32 bit values. */ | ||
| let parsed = '' | ||
| for (let i = 0; i < Object.keys(settings).length; i += 2) { | ||
| parsed += `${settings[i]}${settings[i + 1]}\r\n` | ||
| } | ||
|
|
||
| // base64url polyfill, courtesy of @panva | ||
| let encoded; | ||
| if (Buffer.isEncoding("base64url")) { | ||
| encoded = Buffer.from(parsed) | ||
| .toString("base64url") | ||
| .replace(/[=]+$/g, ""); | ||
| } else { | ||
| encoded = Buffer.from(parsed) | ||
| .toString("base64") | ||
| .replace(/\+/g, "-") | ||
| .replace(/\//g, "_") | ||
| .replace(/[=]+$/g, ""); | ||
| } | ||
| return encoded; | ||
| // base64url polyfill, courtesy of @panva | ||
| let encoded | ||
| if (Buffer.isEncoding('base64url')) { | ||
| encoded = Buffer.from(parsed) | ||
| .toString('base64url') | ||
| .replace(/[=]+$/g, '') | ||
| } else { | ||
| encoded = Buffer.from(parsed) | ||
| .toString('base64') | ||
| .replace(/\+/g, '-') | ||
| .replace(/\//g, '_') | ||
| .replace(/[=]+$/g, '') | ||
| } | ||
| return encoded | ||
| } | ||
|
|
||
| function http2Connect(client) { | ||
| assert(!client[kSocket]); | ||
| const { protocol, port, hostname, pathname } = client[kUrl]; | ||
| if (protocol === "https:") { | ||
| throw new Error("Invalid protocol - httpConnect upgrades http streams"); | ||
| } | ||
| // TODO: allow ALT-SVC | ||
| client.upgrade({ | ||
| path: pathname, | ||
| protocol: "h2c", | ||
| headers: { | ||
| "HTTP2-Settings": parseHttp2Settings(client[kHTTP2Opts] || {}) | ||
| } | ||
| }) | ||
| .then((res) => { | ||
| console.log("hi"); | ||
| console.log(res); | ||
| }) | ||
| .catch((err) => { | ||
| if (err.code === "UND_ERR_SOCKET" && err.message === "bad upgrade") { | ||
| // do not upgrade | ||
| } else { | ||
| throw err; | ||
| } | ||
| }); | ||
| function http2Connect (client) { | ||
| assert(!client[kSocket]) | ||
| const { protocol, port, hostname, pathname } = client[kUrl] | ||
| if (protocol === 'https:') { | ||
| throw new Error('Invalid protocol - httpConnect upgrades http streams') | ||
| } | ||
| // TODO: allow ALT-SVC | ||
| client | ||
| .upgrade({ | ||
| path: pathname, | ||
| protocol: 'h2c', | ||
| headers: { | ||
| 'HTTP2-Settings': parseHttp2Settings(client[kHTTP2Opts] || {}) | ||
| } | ||
| }) | ||
| .then(res => { | ||
| console.log('hi') | ||
| console.log(res) | ||
| }) | ||
| .catch(err => { | ||
| if (err.code === 'UND_ERR_SOCKET' && err.message === 'bad upgrade') { | ||
| // do not upgrade | ||
| } else { | ||
| throw err | ||
| } | ||
| }) | ||
| } | ||
|
|
||
| function https2Connect(client) { | ||
| const { protocol, port, hostname } = client[kUrl]; | ||
| if (protocol === "http:") { | ||
| throw new Error("Invalid protocol - https2Connect upgrades https streams"); | ||
| } | ||
| // TODO: tls negotiation comes FIRST | ||
| function https2Connect (client) { | ||
| const { protocol, port, hostname } = client[kUrl] | ||
| if (protocol === 'http:') { | ||
| throw new Error('Invalid protocol - https2Connect upgrades https streams') | ||
| } | ||
| // TODO: tls negotiation comes FIRST | ||
| } | ||
|
|
||
| module.exports = http2Connect; | ||
| module.exports = http2Connect |