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ibm-cloud-sdk-core

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Core functionality to support SDKs generated with IBM's OpenAPI SDK Generator.

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/** * (C) Copyright IBM Corp. 2022, 2023. * * 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. */ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) { function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); } return new (P || (P = Promise))(function (resolve, reject) { function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } } function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } } function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); } step((generator = generator.apply(thisArg, _arguments || [])).next()); }); }; import { isAxiosError } from 'axios'; import extend from 'extend'; import { CookieJar } from 'tough-cookie'; import logger from './logger'; const internalCreateCookieInterceptor = (cookieJar) => { /** * This is called by Axios when a request is about to be sent in order to * set the "cookie" header in the request. * * @param config the Axios request config * @returns the request config */ function requestInterceptor(config) { return __awaiter(this, void 0, void 0, function* () { logger.debug('CookieInterceptor: intercepting request'); if (config && config.url) { logger.debug(`CookieInterceptor: getting cookies for: ${config.url}`); const cookieHeaderValue = yield cookieJar.getCookieString(config.url); if (cookieHeaderValue) { logger.debug('CookieInterceptor: setting cookie header'); const cookieHeader = { cookie: cookieHeaderValue }; config.headers = extend(true, {}, config.headers, cookieHeader); } else { logger.debug(`CookieInterceptor: no cookies for: ${config.url}`); } } else { logger.debug('CookieInterceptor: no request URL.'); } return config; }); } /** * This is called by Axios when a 2xx response has been received. * We'll invoke the configured cookie jar's setCookie() method to handle * the "set-cookie" header. * @param response the Axios response object * @returns the response object */ function responseInterceptor(response) { return __awaiter(this, void 0, void 0, function* () { logger.debug('CookieInterceptor: intercepting response to check for set-cookie headers.'); if (response && response.headers) { const cookies = response.headers['set-cookie']; if (cookies) { logger.debug(`CookieInterceptor: setting cookies in jar for URL ${response.config.url}.`); // Write cookies sequentially by chaining the promises in a reduce yield cookies.reduce((cookiePromise, cookie) => cookiePromise.then(() => cookieJar.setCookie(cookie, response.config.url)), Promise.resolve(null)); } else { logger.debug('CookieInterceptor: no set-cookie headers.'); } } else { logger.debug('CookieInterceptor: no response headers.'); } return response; }); } /** * This is called by Axios when a non-2xx response has been received. * We'll simply delegate to the "responseInterceptor" method since we want to * do the same cookie handling as for a success response. * @param error the Axios error object that describes the non-2xx response * @returns the error object */ function responseRejected(error) { return __awaiter(this, void 0, void 0, function* () { logger.debug('CookieIntercepter: intercepting error response'); if (isAxiosError(error) && error.response) { logger.debug('CookieIntercepter: delegating to responseInterceptor()'); yield responseInterceptor(error.response); } else { logger.debug('CookieInterceptor: no response field in error object, skipping...'); } return Promise.reject(error); }); } return (axios) => { axios.interceptors.request.use(requestInterceptor); axios.interceptors.response.use(responseInterceptor, responseRejected); }; }; export const createCookieInterceptor = (cookieJar) => { if (cookieJar) { if (cookieJar === true) { logger.debug('CookieInterceptor: creating new CookieJar'); return internalCreateCookieInterceptor(new CookieJar()); } else { logger.debug('CookieInterceptor: using supplied CookieJar'); return internalCreateCookieInterceptor(cookieJar); } } else { throw new Error('Must supply a cookie jar or true.'); } };