Add helper in LRU cache to get cache key

[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 211cf02079230624a525dc92d4a26e2d9cb904ca..ed9f1bef259640df365739f65ab5a4a8913c24d2 100644 (file)
--- a/src/charging-station/Bootstrap.ts
+++ b/src/charging-station/Bootstrap.ts
@@ -20,6 +20,7 @@ import Utils from '../utils/Utils';
 import WorkerAbstract from '../worker/WorkerAbstract';
 import WorkerFactory from '../worker/WorkerFactory';
 import chalk from 'chalk';
+import { fileURLToPath } from 'url';
 import { isMainThread } from 'worker_threads';
 import path from 'path';
 import { version } from '../../package.json';
@@ -38,12 +39,11 @@ export default class Bootstrap {
   private constructor() {
     this.started = false;
     this.workerScript = path.join(
-      path.resolve(__dirname, '../'),
+      path.resolve(path.dirname(fileURLToPath(import.meta.url)), '../'),
       'charging-station',
-      'ChargingStationWorker.js'
+      'ChargingStationWorker' + path.extname(fileURLToPath(import.meta.url))
     );
     this.initialize();
-    this.initWorkerImplementation();
     Configuration.getUIServer().enabled &&
       (this.uiServer = UIServerFactory.getUIServerImplementation(ApplicationProtocol.WS, {
         ...Configuration.getUIServer().options,
@@ -75,7 +75,7 @@ export default class Bootstrap {
         const stationTemplateUrls = Configuration.getStationTemplateUrls();
         this.numberOfChargingStationTemplates = stationTemplateUrls.length;
         // Start ChargingStation object in worker thread
-        if (stationTemplateUrls) {
+        if (!Utils.isEmptyArray(stationTemplateUrls)) {
           for (const stationTemplateUrl of stationTemplateUrls) {
             try {
               const nbStations = stationTemplateUrl.numberOfStations ?? 0;
@@ -94,7 +94,9 @@ export default class Bootstrap {
             }
           }
         } else {
-          console.warn(chalk.yellow("No 'stationTemplateUrls' defined in configuration, exiting"));
+          console.warn(
+            chalk.yellow("'stationTemplateUrls' not defined or empty in configuration, exiting")
+          );
         }
         if (this.numberOfChargingStations === 0) {
           console.warn(
@@ -107,13 +109,13 @@ export default class Bootstrap {
                 this.version
               } started with ${this.numberOfChargingStations.toString()} charging station(s) from ${this.numberOfChargingStationTemplates.toString()} configured charging station template(s) and ${
                 ChargingStationUtils.workerDynamicPoolInUse()
-                  ? `${Configuration.getWorkerPoolMinSize().toString()}/`
+                  ? `${Configuration.getWorker().poolMinSize.toString()}/`
                   : ''
               }${this.workerImplementation.size}${
                 ChargingStationUtils.workerPoolInUse()
-                  ? `/${Configuration.getWorkerPoolMaxSize().toString()}`
+                  ? `/${Configuration.getWorker().poolMaxSize.toString()}`
                   : ''
-              } worker(s) concurrently running in '${Configuration.getWorkerProcess()}' mode${
+              } worker(s) concurrently running in '${Configuration.getWorker().processType}' mode${
                 this.workerImplementation.maxElementsPerWorker
                   ? ` (${this.workerImplementation.maxElementsPerWorker} charging station(s) per worker)`
                   : ''
@@ -133,6 +135,7 @@ export default class Bootstrap {
   public async stop(): Promise<void> {
     if (isMainThread && this.started) {
       await this.workerImplementation.stop();
+      this.workerImplementation = null;
       this.uiServer?.stop();
       await this.storage?.close();
     } else {
@@ -144,39 +147,40 @@ export default class Bootstrap {
   public async restart(): Promise<void> {
     await this.stop();
     this.initialize();
-    this.initWorkerImplementation();
     await this.start();
   }
 
-  private initWorkerImplementation(): void {
-    this.workerImplementation = WorkerFactory.getWorkerImplementation<ChargingStationWorkerData>(
-      this.workerScript,
-      Configuration.getWorkerProcess(),
-      {
-        workerStartDelay: Configuration.getWorkerStartDelay(),
-        elementStartDelay: Configuration.getElementStartDelay(),
-        poolMaxSize: Configuration.getWorkerPoolMaxSize(),
-        poolMinSize: Configuration.getWorkerPoolMinSize(),
-        elementsPerWorker: Configuration.getChargingStationsPerWorker(),
-        poolOptions: {
-          workerChoiceStrategy: Configuration.getWorkerPoolStrategy(),
-        },
-        messageHandler: async (msg: ChargingStationWorkerMessage) => {
-          if (msg.id === ChargingStationWorkerMessageEvents.STARTED) {
-            this.uiServer.chargingStations.add(msg.data.id as string);
-          } else if (msg.id === ChargingStationWorkerMessageEvents.STOPPED) {
-            this.uiServer.chargingStations.delete(msg.data.id as string);
-          } else if (msg.id === ChargingStationWorkerMessageEvents.PERFORMANCE_STATISTICS) {
-            await this.storage.storePerformanceStatistics(msg.data as unknown as Statistics);
-          }
-        },
-      }
-    );
+  private initializeWorkerImplementation(): void {
+    !this.workerImplementation &&
+      (this.workerImplementation = WorkerFactory.getWorkerImplementation<ChargingStationWorkerData>(
+        this.workerScript,
+        Configuration.getWorker().processType,
+        {
+          workerStartDelay: Configuration.getWorker().startDelay,
+          elementStartDelay: Configuration.getWorker().elementStartDelay,
+          poolMaxSize: Configuration.getWorker().poolMaxSize,
+          poolMinSize: Configuration.getWorker().poolMinSize,
+          elementsPerWorker: Configuration.getWorker().elementsPerWorker,
+          poolOptions: {
+            workerChoiceStrategy: Configuration.getWorker().poolStrategy,
+          },
+          messageHandler: async (msg: ChargingStationWorkerMessage) => {
+            if (msg.id === ChargingStationWorkerMessageEvents.STARTED) {
+              this.uiServer.chargingStations.add(msg.data.id as string);
+            } else if (msg.id === ChargingStationWorkerMessageEvents.STOPPED) {
+              this.uiServer.chargingStations.delete(msg.data.id as string);
+            } else if (msg.id === ChargingStationWorkerMessageEvents.PERFORMANCE_STATISTICS) {
+              await this.storage.storePerformanceStatistics(msg.data as unknown as Statistics);
+            }
+          },
+        }
+      ));
   }
 
   private initialize() {
     this.numberOfChargingStations = 0;
     this.numberOfChargingStationTemplates = 0;
+    this.initializeWorkerImplementation();
   }
 
   private async startChargingStation(
@@ -186,7 +190,7 @@ export default class Bootstrap {
     const workerData: ChargingStationWorkerData = {
       index,
       templateFile: path.join(
-        path.resolve(__dirname, '../'),
+        path.resolve(path.dirname(fileURLToPath(import.meta.url)), '../'),
         'assets',
         'station-templates',
         path.basename(stationTemplateUrl.file)