chore: add script to remove all non-FOSS code (#32275)

apps/meteor/server/ee.ts

+export { startLicense } from '../ee/app/license/server/startup';
+export { registerEEBroker } from '../ee/server';

apps/meteor/server/foss.ts

+// This file is used in FOSS builds of Rocket.Chat to replace the default ee.ts file with mocked functions
+export const startLicense = async () => undefined;
+export const registerEEBroker = async () => undefined;

apps/meteor/server/main.ts

@@ -7,10 +7,9 @@ import './models/startup';
 import './settings';
 import '../app/lib/server/startup';
 
-import { startLicense } from '../ee/app/license/server/startup';
-import { registerEEBroker } from '../ee/server';
 import { configureLoginServices } from './configuration';
 import { configureLogLevel } from './configureLogLevel';
+import { startLicense, registerEEBroker } from './ee';
 import { registerServices } from './services/startup';
 import { startup } from './startup';
 import './importPackages';

package.json

@@ -13,12 +13,14 @@
 		"dsv": "turbo run dsv --filter=@rocket.chat/meteor...",
 		"lint": "turbo run lint",
 		"storybook": "yarn workspace @rocket.chat/meteor run storybook",
-		"fuselage": "./fuselage.sh"
+		"fuselage": "./fuselage.sh",
+		"fossify": "TS_NODE_COMPILER_OPTIONS='{\"module\": \"commonjs\"}' ts-node scripts/fossify.ts"
 	},
 	"devDependencies": {
 		"@changesets/cli": "^2.26.2",
 		"@types/chart.js": "^2.9.39",
 		"@types/js-yaml": "^4.0.8",
+		"ts-node": "^10.9.2",
 		"turbo": "^1.12.4"
 	},
 	"workspaces": [

scripts/fossify.ts

+import readline from 'readline';
+import fs from 'fs';
+import { promisify } from 'util';
+
+const rmdir = promisify(fs.rmdir);
+const unlink = promisify(fs.unlink);
+const rename = promisify(fs.rename);
+
+const removeOptions = { maxRetries: 3, recursive: true };
+
+const rl = readline.createInterface({
+	input: process.stdin,
+	output: process.stdout,
+});
+
+const fossify = async () => {
+	console.log('Removing Premium Apps and Packages...');
+	await rmdir('./ee', removeOptions);
+
+	console.log('Removing Premium code in the main app...');
+	await rmdir('./apps/meteor/ee', removeOptions);
+
+	console.log('Replacing main files...');
+	await unlink('./apps/meteor/server/ee.ts');
+
+	await rename('./apps/meteor/server/foss.ts', './apps/meteor/server/ee.ts');
+
+	console.log('Done.');
+};
+
+rl.question('Running this script will permanently delete files from the local directory. Proceed? (n,y) ', (answer) => {
+	rl.close();
+
+	if (answer.toLowerCase() !== 'y') {
+		return;
+	}
+
+	fossify().catch((e) => {
+		if (!e) {
+			console.error('Unknown error');
+			return;
+		}
+
+		console.error(e);
+	});
+});

yarn.lock

@@ -36844,6 +36844,7 @@ __metadata:
     "@types/chart.js": ^2.9.39
     "@types/js-yaml": ^4.0.8
     node-gyp: ^9.4.1
+    ts-node: ^10.9.2
     turbo: ^1.12.4
   languageName: unknown
   linkType: soft
@@ -40269,6 +40270,44 @@ __metadata:
   languageName: node
   linkType: hard
+"ts-node@npm:^10.9.2":
+  version: 10.9.2
+  resolution: "ts-node@npm:10.9.2"
+  dependencies:
+    "@cspotcode/source-map-support": ^0.8.0
+    "@tsconfig/node10": ^1.0.7
+    "@tsconfig/node12": ^1.0.7
+    "@tsconfig/node14": ^1.0.0
+    "@tsconfig/node16": ^1.0.2
+    acorn: ^8.4.1
+    acorn-walk: ^8.1.1
+    arg: ^4.1.0
+    create-require: ^1.1.0
+    diff: ^4.0.1
+    make-error: ^1.1.1
+    v8-compile-cache-lib: ^3.0.1
+    yn: 3.1.1
+  peerDependencies:
+    "@swc/core": ">=1.2.50"
+    "@swc/wasm": ">=1.2.50"
+    "@types/node": "*"
+    typescript: ">=2.7"
+  peerDependenciesMeta:
+    "@swc/core":
+      optional: true
+    "@swc/wasm":
+      optional: true
+  bin:
+    ts-node: dist/bin.js
+    ts-node-cwd: dist/bin-cwd.js
+    ts-node-esm: dist/bin-esm.js
+    ts-node-script: dist/bin-script.js
+    ts-node-transpile-only: dist/bin-transpile.js
+    ts-script: dist/bin-script-deprecated.js
+  checksum: fde256c9073969e234526e2cfead42591b9a2aec5222bac154b0de2fa9e4ceb30efcd717ee8bc785a56f3a119bdd5aa27b333d9dbec94ed254bd26f8944c67ac
+  languageName: node
+  linkType: hard
+
 "ts-patch@npm:~3.0.2":
   version: 3.0.2
   resolution: "ts-patch@npm:3.0.2"