Merge pull request #813 from SAP/combined-prs-branch

[e-mobility-charging-stations-simulator.git] / src / charging-station / Bootstrap.ts

diff --git a/src/charging-station/Bootstrap.ts b/src/charging-station/Bootstrap.ts
index 7e23949ca8aca4f6dc0e93998b94bd9121634759..db3c62448877e08cde03de80e7352fed279ba8e7 100644 (file)
--- a/src/charging-station/Bootstrap.ts
+++ b/src/charging-station/Bootstrap.ts
@@ -2,15 +2,16 @@
 
 import { EventEmitter } from 'node:events';
 import { dirname, extname, join } from 'node:path';
+import { exit } from 'node:process';
 import { fileURLToPath } from 'node:url';
 import { isMainThread } from 'node:worker_threads';
 
 import chalk from 'chalk';
 import { availableParallelism } from 'poolifier';
 
+import { waitChargingStationEvents } from './Helpers';
 import type { AbstractUIServer } from './ui-server/AbstractUIServer';
 import { UIServerFactory } from './ui-server/UIServerFactory';
-import { waitChargingStationEvents } from './Utils';
 import { version } from '../../package.json' assert { type: 'json' };
 import { BaseError } from '../exception';
 import { type Storage, StorageFactory } from '../performance';
@@ -45,8 +46,10 @@ import { type WorkerAbstract, WorkerFactory } from '../worker';
 const moduleName = 'Bootstrap';
 
 enum exitCodes {
+  succeeded = 0,
   missingChargingStationsConfiguration = 1,
   noChargingStationTemplates = 2,
+  gracefulShutdownError = 3,
 }
 
 export class Bootstrap extends EventEmitter {
@@ -97,7 +100,7 @@ export class Bootstrap extends EventEmitter {
         performanceStorageConfiguration.uri!,
         this.logPrefix(),
       ));
-    Configuration.setConfigurationChangeCallback(async () => Bootstrap.getInstance().restart());
+    Configuration.configurationChangeCallback = async () => Bootstrap.getInstance().restart();
   }
 
   public static getInstance(): Bootstrap {
@@ -160,7 +163,7 @@ export class Bootstrap extends EventEmitter {
         Configuration.workerDynamicPoolInUse() &&
           console.warn(
             chalk.yellow(
-              'Charging stations simulator is using dynamic pool mode. This is an experimental feature with known issues.\nPlease consider using static pool or worker set mode instead',
+              'Charging stations simulator is using dynamic pool mode. This is an experimental feature with known issues.\nPlease consider using fixed pool or worker set mode instead',
             ),
           );
         console.info(chalk.green('Worker set/pool information:'), this.workerImplementation?.info);
@@ -185,7 +188,7 @@ export class Bootstrap extends EventEmitter {
           this.uiServer.buildProtocolRequest(
             generateUUID(),
             ProcedureName.STOP_CHARGING_STATION,
-            Constants.EMPTY_FREEZED_OBJECT,
+            Constants.EMPTY_FROZEN_OBJECT,
           ),
         );
         await Promise.race([
@@ -256,7 +259,7 @@ export class Bootstrap extends EventEmitter {
     // logger.debug(
     //   `${this.logPrefix()} ${moduleName}.messageHandler: Worker channel message received: ${JSON.stringify(
     //     msg,
-    //     null,
+    //     undefined,
     //     2,
     //   )}`,
     // );
@@ -294,7 +297,7 @@ export class Bootstrap extends EventEmitter {
           throw new BaseError(
             `Unknown charging station worker event: '${
               msg.event
-            }' received with data: ${JSON.stringify(msg.data, null, 2)}`,
+            }' received with data: ${JSON.stringify(msg.data, undefined, 2)}`,
           );
       }
     } catch (error) {
@@ -352,13 +355,13 @@ export class Bootstrap extends EventEmitter {
         console.warn(
           chalk.yellow("'stationTemplateUrls' not defined or empty in configuration, exiting"),
         );
-        process.exit(exitCodes.missingChargingStationsConfiguration);
+        exit(exitCodes.missingChargingStationsConfiguration);
       }
       if (this.numberOfChargingStations === 0) {
         console.warn(
           chalk.yellow('No charging station template enabled in configuration, exiting'),
         );
-        process.exit(exitCodes.noChargingStationTemplates);
+        exit(exitCodes.noChargingStationTemplates);
       }
       this.initializedCounters = true;
     }
@@ -386,14 +389,14 @@ export class Bootstrap extends EventEmitter {
   }
 
   private gracefulShutdown = (): void => {
-    console.info(`${chalk.green('Graceful shutdown')}`);
     this.stop()
       .then(() => {
-        process.exit(0);
+        console.info(`${chalk.green('Graceful shutdown')}`);
+        exit(exitCodes.succeeded);
       })
       .catch((error) => {
         console.error(chalk.red('Error while shutdowning charging stations simulator: '), error);
-        process.exit(1);
+        exit(exitCodes.gracefulShutdownError);
       });
   };