"use strict";
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var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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var desc = Object.getOwnPropertyDescriptor(m, k);
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if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
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desc = { enumerable: true, get: function() { return m[k]; } };
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}
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Object.defineProperty(o, k2, desc);
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}) : (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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o[k2] = m[k];
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}));
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var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
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Object.defineProperty(o, "default", { enumerable: true, value: v });
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}) : function(o, v) {
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o["default"] = v;
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});
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var __importStar = (this && this.__importStar) || function (mod) {
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if (mod && mod.__esModule) return mod;
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var result = {};
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if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
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__setModuleDefault(result, mod);
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return result;
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};
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var __exportStar = (this && this.__exportStar) || function(m, exports) {
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for (var p in m) if (p !== "default" && !Object.prototype.hasOwnProperty.call(exports, p)) __createBinding(exports, m, p);
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.Agent = void 0;
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const net = __importStar(require("net"));
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const http = __importStar(require("http"));
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const https_1 = require("https");
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__exportStar(require("./helpers"), exports);
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const INTERNAL = Symbol('AgentBaseInternalState');
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class Agent extends http.Agent {
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constructor(opts) {
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super(opts);
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this[INTERNAL] = {};
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}
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/**
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* Determine whether this is an `http` or `https` request.
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*/
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isSecureEndpoint(options) {
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if (options) {
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// First check the `secureEndpoint` property explicitly, since this
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// means that a parent `Agent` is "passing through" to this instance.
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// eslint-disable-next-line @typescript-eslint/no-explicit-any
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if (typeof options.secureEndpoint === 'boolean') {
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return options.secureEndpoint;
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}
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// If no explicit `secure` endpoint, check if `protocol` property is
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// set. This will usually be the case since using a full string URL
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// or `URL` instance should be the most common usage.
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if (typeof options.protocol === 'string') {
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return options.protocol === 'https:';
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}
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}
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// Finally, if no `protocol` property was set, then fall back to
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// checking the stack trace of the current call stack, and try to
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// detect the "https" module.
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const { stack } = new Error();
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if (typeof stack !== 'string')
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return false;
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return stack
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.split('\n')
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.some((l) => l.indexOf('(https.js:') !== -1 ||
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l.indexOf('node:https:') !== -1);
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}
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// In order to support async signatures in `connect()` and Node's native
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// connection pooling in `http.Agent`, the array of sockets for each origin
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// has to be updated synchronously. This is so the length of the array is
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// accurate when `addRequest()` is next called. We achieve this by creating a
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// fake socket and adding it to `sockets[origin]` and incrementing
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// `totalSocketCount`.
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incrementSockets(name) {
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// If `maxSockets` and `maxTotalSockets` are both Infinity then there is no
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// need to create a fake socket because Node.js native connection pooling
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// will never be invoked.
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if (this.maxSockets === Infinity && this.maxTotalSockets === Infinity) {
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return null;
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}
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// All instances of `sockets` are expected TypeScript errors. The
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// alternative is to add it as a private property of this class but that
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// will break TypeScript subclassing.
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if (!this.sockets[name]) {
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// @ts-expect-error `sockets` is readonly in `@types/node`
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this.sockets[name] = [];
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}
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const fakeSocket = new net.Socket({ writable: false });
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this.sockets[name].push(fakeSocket);
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// @ts-expect-error `totalSocketCount` isn't defined in `@types/node`
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this.totalSocketCount++;
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return fakeSocket;
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}
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decrementSockets(name, socket) {
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if (!this.sockets[name] || socket === null) {
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return;
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}
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const sockets = this.sockets[name];
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const index = sockets.indexOf(socket);
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if (index !== -1) {
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sockets.splice(index, 1);
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// @ts-expect-error `totalSocketCount` isn't defined in `@types/node`
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this.totalSocketCount--;
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if (sockets.length === 0) {
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// @ts-expect-error `sockets` is readonly in `@types/node`
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delete this.sockets[name];
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}
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}
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}
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// In order to properly update the socket pool, we need to call `getName()` on
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// the core `https.Agent` if it is a secureEndpoint.
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getName(options) {
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const secureEndpoint = typeof options.secureEndpoint === 'boolean'
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? options.secureEndpoint
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: this.isSecureEndpoint(options);
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if (secureEndpoint) {
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// @ts-expect-error `getName()` isn't defined in `@types/node`
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return https_1.Agent.prototype.getName.call(this, options);
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}
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// @ts-expect-error `getName()` isn't defined in `@types/node`
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return super.getName(options);
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}
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createSocket(req, options, cb) {
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const connectOpts = {
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...options,
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secureEndpoint: this.isSecureEndpoint(options),
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};
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const name = this.getName(connectOpts);
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const fakeSocket = this.incrementSockets(name);
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Promise.resolve()
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.then(() => this.connect(req, connectOpts))
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.then((socket) => {
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this.decrementSockets(name, fakeSocket);
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if (socket instanceof http.Agent) {
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// @ts-expect-error `addRequest()` isn't defined in `@types/node`
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return socket.addRequest(req, connectOpts);
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}
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this[INTERNAL].currentSocket = socket;
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// @ts-expect-error `createSocket()` isn't defined in `@types/node`
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super.createSocket(req, options, cb);
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}, (err) => {
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this.decrementSockets(name, fakeSocket);
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cb(err);
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});
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}
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createConnection() {
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const socket = this[INTERNAL].currentSocket;
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this[INTERNAL].currentSocket = undefined;
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if (!socket) {
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throw new Error('No socket was returned in the `connect()` function');
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}
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return socket;
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}
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get defaultPort() {
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return (this[INTERNAL].defaultPort ??
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(this.protocol === 'https:' ? 443 : 80));
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}
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set defaultPort(v) {
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if (this[INTERNAL]) {
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this[INTERNAL].defaultPort = v;
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}
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}
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get protocol() {
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return (this[INTERNAL].protocol ??
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(this.isSecureEndpoint() ? 'https:' : 'http:'));
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}
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set protocol(v) {
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if (this[INTERNAL]) {
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this[INTERNAL].protocol = v;
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}
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}
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}
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exports.Agent = Agent;
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//# sourceMappingURL=index.js.map
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