| 1 | "use strict";
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| 2 | var __importDefault = (this && this.__importDefault) || function (mod) {
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| 3 | return (mod && mod.__esModule) ? mod : { "default": mod };
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| 4 | };
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| 5 | Object.defineProperty(exports, "__esModule", { value: true });
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| 6 | const debug_1 = __importDefault(require("debug"));
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| 7 | const debug = debug_1.default('https-proxy-agent:parse-proxy-response');
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| 8 | function parseProxyResponse(socket) {
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| 9 | return new Promise((resolve, reject) => {
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| 10 | // we need to buffer any HTTP traffic that happens with the proxy before we get
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| 11 | // the CONNECT response, so that if the response is anything other than an "200"
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| 12 | // response code, then we can re-play the "data" events on the socket once the
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| 13 | // HTTP parser is hooked up...
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| 14 | let buffersLength = 0;
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| 15 | const buffers = [];
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| 16 | function read() {
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| 17 | const b = socket.read();
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| 18 | if (b)
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| 19 | ondata(b);
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| 20 | else
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| 21 | socket.once('readable', read);
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| 22 | }
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| 23 | function cleanup() {
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| 24 | socket.removeListener('end', onend);
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| 25 | socket.removeListener('error', onerror);
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| 26 | socket.removeListener('close', onclose);
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| 27 | socket.removeListener('readable', read);
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| 28 | }
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| 29 | function onclose(err) {
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| 30 | debug('onclose had error %o', err);
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| 31 | }
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| 32 | function onend() {
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| 33 | debug('onend');
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| 34 | }
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| 35 | function onerror(err) {
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| 36 | cleanup();
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| 37 | debug('onerror %o', err);
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| 38 | reject(err);
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| 39 | }
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| 40 | function ondata(b) {
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| 41 | buffers.push(b);
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| 42 | buffersLength += b.length;
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| 43 | const buffered = Buffer.concat(buffers, buffersLength);
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| 44 | const endOfHeaders = buffered.indexOf('\r\n\r\n');
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| 45 | if (endOfHeaders === -1) {
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| 46 | // keep buffering
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| 47 | debug('have not received end of HTTP headers yet...');
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| 48 | read();
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| 49 | return;
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| 50 | }
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| 51 | const firstLine = buffered.toString('ascii', 0, buffered.indexOf('\r\n'));
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| 52 | const statusCode = +firstLine.split(' ')[1];
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| 53 | debug('got proxy server response: %o', firstLine);
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| 54 | resolve({
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| 55 | statusCode,
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| 56 | buffered
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| 57 | });
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| 58 | }
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| 59 | socket.on('error', onerror);
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| 60 | socket.on('close', onclose);
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| 61 | socket.on('end', onend);
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| 62 | read();
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| 63 | });
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| 64 | }
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| 65 | exports.default = parseProxyResponse;
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| 66 | //# sourceMappingURL=parse-proxy-response.js.map |
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