feat(fetch): add internal fetch method in Strapi

Add support to proxy configuration

packages/core/strapi/lib/Strapi.js

@@ -27,6 +27,7 @@ const createCustomFields = require('./services/custom-fields');
 const createContentAPI = require('./services/content-api');
 const createUpdateNotifier = require('./utils/update-notifier');
 const createStartupLogger = require('./utils/startup-logger');
+const createStrapiFetch = require('./utils/fetch');
 const { LIFECYCLES } = require('./utils/lifecycles');
 const ee = require('./utils/ee');
 const contentTypesRegistry = require('./core/registries/content-types');
@@ -118,6 +119,7 @@ class Strapi {
     this.telemetry = createTelemetry(this);
     this.requestContext = requestContext;
     this.customFields = createCustomFields(this);
+    this.fetch = createStrapiFetch(this);
 
     createUpdateNotifier(this).notify();
 

packages/core/strapi/lib/utils/fetch.js

@@ -0,0 +1,19 @@
+'use strict';
+
+const fetch = require('node-fetch');
+const HttpsProxyAgent = require('https-proxy-agent');
+
+function createStrapiFetch(strapi) {
+  const { proxy } = strapi.config.get('server');
+  const defaultOptions = {};
+
+  if (proxy) {
+    defaultOptions.agent = new HttpsProxyAgent(proxy);
+  }
+
+  return (url, options) => {
+    return fetch(url, { ...defaultOptions, ...options });
+  };
+}
+
+module.exports = createStrapiFetch;

packages/core/strapi/package.json

@@ -109,6 +109,7 @@
     "fs-extra": "10.0.0",
     "glob": "7.2.0",
     "http-errors": "1.8.1",
+    "https-proxy-agent": "5.0.1",
     "inquirer": "8.2.5",
     "is-docker": "2.2.1",
     "koa": "2.13.4",