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 |
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11 |
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12 |
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13 |
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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 |
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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 |
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