regression: prevent unhandled exception from apps statistics (#32701)

* regression: prevent unhandled exception from apps statistics

* Update Apps-Engine with better error logs

---------

Co-authored-by: Douglas Gubert <douglas.gubert@gmail.com>

apps/meteor/app/statistics/server/lib/getAppsStatistics.ts

 import { Apps } from '@rocket.chat/apps';
 import { AppStatus, AppStatusUtils } from '@rocket.chat/apps-engine/definition/AppStatus';
+import mem from 'mem';
 
+import { SystemLogger } from '../../../../server/lib/logger/system';
 import { Info } from '../../../utils/rocketchat.info';
 
 export type AppsStatistics = {
@@ -10,7 +12,7 @@ export type AppsStatistics = {
 	totalFailed: number | false;
 };
 
-export async function getAppsStatistics(): Promise<AppsStatistics> {
+async function _getAppsStatistics(): Promise<AppsStatistics> {
 	if (!Apps.self?.isInitialized()) {
 		return {
 			engineVersion: Info.marketplaceApiVersion,
@@ -20,32 +22,45 @@ export async function getAppsStatistics(): Promise<AppsStatistics> {
 		};
 	}
 
-	const apps = await Apps.getManager().get();
+	try {
+		const apps = await Apps.getManager().get();
 
-	let totalInstalled = 0;
-	let totalActive = 0;
-	let totalFailed = 0;
+		let totalInstalled = 0;
+		let totalActive = 0;
+		let totalFailed = 0;
 
-	await Promise.all(
-		apps.map(async (app) => {
-			totalInstalled++;
+		await Promise.all(
+			apps.map(async (app) => {
+				totalInstalled++;
 
-			const status = await app.getStatus();
+				const status = await app.getStatus();
 
-			if (status === AppStatus.MANUALLY_DISABLED) {
-				totalFailed++;
-			}
+				if (status === AppStatus.MANUALLY_DISABLED) {
+					totalFailed++;
+				}
 
-			if (AppStatusUtils.isEnabled(status)) {
-				totalActive++;
-			}
-		}),
-	);
+				if (AppStatusUtils.isEnabled(status)) {
+					totalActive++;
+				}
+			}),
+		);
 
-	return {
-		engineVersion: Info.marketplaceApiVersion,
-		totalInstalled,
-		totalActive,
-		totalFailed,
-	};
+		return {
+			engineVersion: Info.marketplaceApiVersion,
+			totalInstalled,
+			totalActive,
+			totalFailed,
+		};
+	} catch (err: unknown) {
+		SystemLogger.error({ msg: 'Exception while getting Apps statistics', err });
+		return {
+			engineVersion: Info.marketplaceApiVersion,
+			totalInstalled: false,
+			totalActive: false,
+			totalFailed: false,
+		};
+	}
 }
+
+// since this function is called every 5s by `setPrometheusData` we're memoizing the result since the result won't change that often
+export const getAppsStatistics = mem(_getAppsStatistics, { maxAge: 60000 });

yarn.lock

@@ -8509,8 +8509,8 @@ __metadata:
   linkType: soft
 "@rocket.chat/apps-engine@npm:alpha":
-  version: 1.43.0-alpha.783
-  resolution: "@rocket.chat/apps-engine@npm:1.43.0-alpha.783"
+  version: 1.43.0-alpha.784
+  resolution: "@rocket.chat/apps-engine@npm:1.43.0-alpha.784"
   dependencies:
     "@msgpack/msgpack": 3.0.0-beta2
     adm-zip: ^0.5.9
@@ -8526,7 +8526,7 @@ __metadata:
     uuid: ~8.3.2
   peerDependencies:
     "@rocket.chat/ui-kit": "*"
-  checksum: f580ff051914e1c7866fcf42c46844641cd4ab8d09b35a2df8c6a1369d535d060d9b7450eb64e6c8c5c2ac716faf5bf8082b52c9856496b4a41a29d96a781575
+  checksum: b86ec5cf809dc06658be0ae24b72b746f373bf83e7ee381e4fe83d7a5f4754359004cdf4d0f89723861bf4a3c7841d5f78bbe280ee863e2c833e64f73f16b124
   languageName: node
   linkType: hard