test

vscode-server-linux-x64-web/node_modules/socks-proxy-agent/dist/index.js

@@ -0,0 +1,180 @@
+"use strict";
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    var desc = Object.getOwnPropertyDescriptor(m, k);
+    if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
+      desc = { enumerable: true, get: function() { return m[k]; } };
+    }
+    Object.defineProperty(o, k2, desc);
+}) : (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    o[k2] = m[k];
+}));
+var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
+    Object.defineProperty(o, "default", { enumerable: true, value: v });
+}) : function(o, v) {
+    o["default"] = v;
+});
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
+    __setModuleDefault(result, mod);
+    return result;
+};
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.SocksProxyAgent = void 0;
+const socks_1 = require("socks");
+const agent_base_1 = require("agent-base");
+const debug_1 = __importDefault(require("debug"));
+const dns = __importStar(require("dns"));
+const net = __importStar(require("net"));
+const tls = __importStar(require("tls"));
+const debug = (0, debug_1.default)('socks-proxy-agent');
+function parseSocksURL(url) {
+    let lookup = false;
+    let type = 5;
+    const host = url.hostname;
+    // From RFC 1928, Section 3: https://tools.ietf.org/html/rfc1928#section-3
+    // "The SOCKS service is conventionally located on TCP port 1080"
+    const port = parseInt(url.port, 10) || 1080;
+    // figure out if we want socks v4 or v5, based on the "protocol" used.
+    // Defaults to 5.
+    switch (url.protocol.replace(':', '')) {
+        case 'socks4':
+            lookup = true;
+            type = 4;
+            break;
+        // pass through
+        case 'socks4a':
+            type = 4;
+            break;
+        case 'socks5':
+            lookup = true;
+            type = 5;
+            break;
+        // pass through
+        case 'socks': // no version specified, default to 5h
+            type = 5;
+            break;
+        case 'socks5h':
+            type = 5;
+            break;
+        default:
+            throw new TypeError(`A "socks" protocol must be specified! Got: ${String(url.protocol)}`);
+    }
+    const proxy = {
+        host,
+        port,
+        type,
+    };
+    if (url.username) {
+        Object.defineProperty(proxy, 'userId', {
+            value: decodeURIComponent(url.username),
+            enumerable: false,
+        });
+    }
+    if (url.password != null) {
+        Object.defineProperty(proxy, 'password', {
+            value: decodeURIComponent(url.password),
+            enumerable: false,
+        });
+    }
+    return { lookup, proxy };
+}
+class SocksProxyAgent extends agent_base_1.Agent {
+    constructor(uri, opts) {
+        super(opts);
+        const url = typeof uri === 'string' ? new URL(uri) : uri;
+        const { proxy, lookup } = parseSocksURL(url);
+        this.shouldLookup = lookup;
+        this.proxy = proxy;
+        this.timeout = opts?.timeout ?? null;
+    }
+    /**
+     * Initiates a SOCKS connection to the specified SOCKS proxy server,
+     * which in turn connects to the specified remote host and port.
+     */
+    async connect(req, opts) {
+        const { shouldLookup, proxy, timeout } = this;
+        if (!opts.host) {
+            throw new Error('No `host` defined!');
+        }
+        let { host } = opts;
+        const { port, lookup: lookupFn = dns.lookup } = opts;
+        if (shouldLookup) {
+            // Client-side DNS resolution for "4" and "5" socks proxy versions.
+            host = await new Promise((resolve, reject) => {
+                // Use the request's custom lookup, if one was configured:
+                lookupFn(host, {}, (err, res) => {
+                    if (err) {
+                        reject(err);
+                    }
+                    else {
+                        resolve(res);
+                    }
+                });
+            });
+        }
+        const socksOpts = {
+            proxy,
+            destination: {
+                host,
+                port: typeof port === 'number' ? port : parseInt(port, 10),
+            },
+            command: 'connect',
+            timeout: timeout ?? undefined,
+        };
+        const cleanup = (tlsSocket) => {
+            req.destroy();
+            socket.destroy();
+            if (tlsSocket)
+                tlsSocket.destroy();
+        };
+        debug('Creating socks proxy connection: %o', socksOpts);
+        const { socket } = await socks_1.SocksClient.createConnection(socksOpts);
+        debug('Successfully created socks proxy connection');
+        if (timeout !== null) {
+            socket.setTimeout(timeout);
+            socket.on('timeout', () => cleanup());
+        }
+        if (opts.secureEndpoint) {
+            // The proxy is connecting to a TLS server, so upgrade
+            // this socket connection to a TLS connection.
+            debug('Upgrading socket connection to TLS');
+            const servername = opts.servername || opts.host;
+            const tlsSocket = tls.connect({
+                ...omit(opts, 'host', 'path', 'port'),
+                socket,
+                servername: net.isIP(servername) ? undefined : servername,
+            });
+            tlsSocket.once('error', (error) => {
+                debug('Socket TLS error', error.message);
+                cleanup(tlsSocket);
+            });
+            return tlsSocket;
+        }
+        return socket;
+    }
+}
+SocksProxyAgent.protocols = [
+    'socks',
+    'socks4',
+    'socks4a',
+    'socks5',
+    'socks5h',
+];
+exports.SocksProxyAgent = SocksProxyAgent;
+function omit(obj, ...keys) {
+    const ret = {};
+    let key;
+    for (key in obj) {
+        if (!keys.includes(key)) {
+            ret[key] = obj[key];
+        }
+    }
+    return ret;
+}