agents.js
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"use strict";
/**
* @license
* Copyright 2019 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.getAgent = exports.pool = void 0;
const http_1 = require("http");
const https_1 = require("https");
// eslint-disable-next-line node/no-deprecated-api
const url_1 = require("url");
exports.pool = new Map();
/**
* Returns a custom request Agent if one is found, otherwise returns undefined
* which will result in the global http(s) Agent being used.
* @private
* @param {string} uri The request uri
* @param {Options} reqOpts The request options
* @returns {HttpAnyAgent|undefined}
*/
function getAgent(uri, reqOpts) {
const isHttp = uri.startsWith('http://');
const proxy = reqOpts.proxy ||
process.env.HTTP_PROXY ||
process.env.http_proxy ||
process.env.HTTPS_PROXY ||
process.env.https_proxy;
const poolOptions = Object.assign({}, reqOpts.pool);
if (proxy) {
// tslint:disable-next-line variable-name
const Agent = isHttp
? require('http-proxy-agent')
: require('https-proxy-agent');
const proxyOpts = { ...url_1.parse(proxy), ...poolOptions };
return new Agent(proxyOpts);
}
let key = isHttp ? 'http' : 'https';
if (reqOpts.forever) {
key += ':forever';
if (!exports.pool.has(key)) {
// tslint:disable-next-line variable-name
const Agent = isHttp ? http_1.Agent : https_1.Agent;
exports.pool.set(key, new Agent({ ...poolOptions, keepAlive: true }));
}
}
return exports.pool.get(key);
}
exports.getAgent = getAgent;
//# sourceMappingURL=agents.js.map