X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Futils%2FConfiguration.ts;h=a65e6c995b999d3e62527fc7b5e09d98fd5b6b6b;hb=5aaca1e9d9b00c64f3b92752cebec6982c9c8dee;hp=9492bb9b37d631865ba0a750c53561d5c41859b4;hpb=524d9cb333fd690edb702c88517f79b3f3d6813e;p=e-mobility-charging-stations-simulator.git

diff --git a/src/utils/Configuration.ts b/src/utils/Configuration.ts
index 9492bb9b..a65e6c99 100644
--- a/src/utils/Configuration.ts
+++ b/src/utils/Configuration.ts
@@ -1,65 +1,100 @@
 import ConfigurationData, { StationTemplateURL } from '../types/ConfigurationData';
 
-import Utils from './Utils';
+import Constants from './Constants';
+import type { WorkerChoiceStrategy } from 'poolifier';
+import { WorkerProcessType } from '../types/Worker';
 import fs from 'fs';
+import path from 'path';
 
 export default class Configuration {
-  static configuration: ConfigurationData;
+  private static configurationFilePath = path.join(path.resolve(__dirname, '../'), 'assets', 'config.json');
+  private static configurationFileWatcher: fs.FSWatcher;
+  private static configuration: ConfigurationData | null = null;
+  private static configurationChangeCallback: () => Promise<void>;
 
-  // Read the config file
-  static getConfig(): ConfigurationData {
-    if (!Configuration.configuration) {
-      Configuration.configuration = JSON.parse(fs.readFileSync('./src/assets/config.json', 'utf8')) as ConfigurationData;
-    }
-    return Configuration.configuration;
+  static setConfigurationChangeCallback(cb: () => Promise<void>): void {
+    Configuration.configurationChangeCallback = cb;
   }
 
   static getStatisticsDisplayInterval(): number {
     // Read conf
-    return Utils.objectHasOwnProperty(Configuration.getConfig(), 'statisticsDisplayInterval') ? Configuration.getConfig().statisticsDisplayInterval : 60;
-  }
-
-  static getAutoReconnectTimeout(): number {
-    // Read conf
-    return Utils.objectHasOwnProperty(Configuration.getConfig(), 'autoReconnectTimeout') ? Configuration.getConfig().autoReconnectTimeout : 10;
+    return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'statisticsDisplayInterval') ? Configuration.getConfig().statisticsDisplayInterval : 60;
   }
 
   static getAutoReconnectMaxRetries(): number {
+    Configuration.deprecateConfigurationKey('autoReconnectTimeout', 'Use \'ConnectionTimeOut\' OCPP parameter in charging station template instead');
+    Configuration.deprecateConfigurationKey('connectionTimeout', 'Use \'ConnectionTimeOut\' OCPP parameter in charging station template instead');
+    Configuration.deprecateConfigurationKey('autoReconnectMaxRetries', 'Use it in charging station template instead');
     // Read conf
-    return Utils.objectHasOwnProperty(Configuration.getConfig(), 'autoReconnectMaxRetries') ? Configuration.getConfig().autoReconnectMaxRetries : -1;
+    if (Configuration.objectHasOwnProperty(Configuration.getConfig(), 'autoReconnectMaxRetries')) {
+      return Configuration.getConfig().autoReconnectMaxRetries;
+    }
   }
 
   static getStationTemplateURLs(): StationTemplateURL[] {
+    Configuration.getConfig().stationTemplateURLs.forEach((stationURL: StationTemplateURL) => {
+      if (!Configuration.isUndefined(stationURL['numberOfStation'])) {
+        console.error(`${Configuration.logPrefix()} Deprecated configuration key 'numberOfStation' usage for template file '${stationURL.file}' in 'stationTemplateURLs'. Use 'numberOfStations' instead`);
+      }
+    });
     // Read conf
     return Configuration.getConfig().stationTemplateURLs;
   }
 
-  static useWorkerPool(): boolean {
-    return Configuration.getConfig().useWorkerPool;
+  static getWorkerProcess(): WorkerProcessType {
+    Configuration.deprecateConfigurationKey('useWorkerPool;', 'Use \'workerProcess\' to define the type of worker process to use instead');
+    return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'workerProcess') ? Configuration.getConfig().workerProcess : WorkerProcessType.WORKER_SET;
   }
 
-  static getWorkerPoolSize(): number {
-    return Configuration.getConfig().workerPoolSize;
+  static getWorkerStartDelay(): number {
+    return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'workerStartDelay') ? Configuration.getConfig().workerStartDelay : Constants.WORKER_START_DELAY;
+  }
+
+  static getWorkerPoolMinSize(): number {
+    return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'workerPoolMinSize') ? Configuration.getConfig().workerPoolMinSize : Constants.DEFAULT_WORKER_POOL_MIN_SIZE;
+  }
+
+  static getWorkerPoolMaxSize(): number {
+    Configuration.deprecateConfigurationKey('workerPoolSize;', 'Use \'workerPoolMaxSize\' instead');
+    return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'workerPoolMaxSize') ? Configuration.getConfig().workerPoolMaxSize : Constants.DEFAULT_WORKER_POOL_MAX_SIZE;
+  }
+
+  static getWorkerPoolStrategy(): WorkerChoiceStrategy {
+    return Configuration.getConfig().workerPoolStrategy;
+  }
+
+  static getChargingStationsPerWorker(): number {
+    return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'chargingStationsPerWorker') ? Configuration.getConfig().chargingStationsPerWorker : Constants.DEFAULT_CHARGING_STATIONS_PER_WORKER;
   }
 
   static getLogConsole(): boolean {
-    return Utils.objectHasOwnProperty(Configuration.getConfig(), 'logConsole') ? Configuration.getConfig().logConsole : false;
+    Configuration.deprecateConfigurationKey('consoleLog', 'Use \'logConsole\' instead');
+    return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logConsole') ? Configuration.getConfig().logConsole : false;
   }
 
   static getLogFormat(): string {
-    return Utils.objectHasOwnProperty(Configuration.getConfig(), 'logFormat') ? Configuration.getConfig().logFormat : 'simple';
+    return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logFormat') ? Configuration.getConfig().logFormat : 'simple';
+  }
+
+  static getLogRotate(): boolean {
+    return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logRotate') ? Configuration.getConfig().logRotate : true;
+  }
+
+  static getLogMaxFiles(): number {
+    return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logMaxFiles') ? Configuration.getConfig().logMaxFiles : 7;
   }
 
   static getLogLevel(): string {
-    return Utils.objectHasOwnProperty(Configuration.getConfig(), 'logLevel') ? Configuration.getConfig().logLevel : 'info';
+    return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logLevel') ? Configuration.getConfig().logLevel : 'info';
   }
 
   static getLogFile(): string {
-    return Utils.objectHasOwnProperty(Configuration.getConfig(), 'logFile') ? Configuration.getConfig().logFile : 'combined.log';
+    return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logFile') ? Configuration.getConfig().logFile : 'combined.log';
   }
 
   static getLogErrorFile(): string {
-    return Utils.objectHasOwnProperty(Configuration.getConfig(), 'logErrorFile') ? Configuration.getConfig().logErrorFile : 'error.log';
+    Configuration.deprecateConfigurationKey('errorFile', 'Use \'logErrorFile\' instead');
+    return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logErrorFile') ? Configuration.getConfig().logErrorFile : 'error.log';
   }
 
   static getSupervisionURLs(): string[] {
@@ -68,6 +103,65 @@ export default class Configuration {
   }
 
   static getDistributeStationsToTenantsEqually(): boolean {
-    return Utils.objectHasOwnProperty(Configuration.getConfig(), 'distributeStationsToTenantsEqually') ? Configuration.getConfig().distributeStationsToTenantsEqually : true;
+    Configuration.deprecateConfigurationKey('distributeStationToTenantEqually', 'Use \'distributeStationsToTenantsEqually\' instead');
+    return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'distributeStationsToTenantsEqually') ? Configuration.getConfig().distributeStationsToTenantsEqually : true;
+  }
+
+  private static logPrefix(): string {
+    return new Date().toLocaleString() + ' Simulator configuration |';
+  }
+
+  private static deprecateConfigurationKey(key: string, logMsgToAppend = '') {
+    if (!Configuration.isUndefined(Configuration.getConfig()[key])) {
+      console.error(`${Configuration.logPrefix()} Deprecated configuration key '${key}' usage${logMsgToAppend && '. ' + logMsgToAppend}`);
+    }
+  }
+
+  // Read the config file
+  private static getConfig(): ConfigurationData {
+    if (!Configuration.configuration) {
+      try {
+        Configuration.configuration = JSON.parse(fs.readFileSync(Configuration.configurationFilePath, 'utf8')) as ConfigurationData;
+      } catch (error) {
+        Configuration.handleFileException(Configuration.logPrefix(), 'Configuration', Configuration.configurationFilePath, error);
+      }
+      if (!Configuration.configurationFileWatcher) {
+        Configuration.configurationFileWatcher = Configuration.getConfigurationFileWatcher();
+      }
+    }
+    return Configuration.configuration;
+  }
+
+  private static getConfigurationFileWatcher(): fs.FSWatcher {
+    try {
+      // eslint-disable-next-line @typescript-eslint/no-misused-promises
+      return fs.watch(Configuration.configurationFilePath).on('change', async (): Promise<void> => {
+        // Nullify to force configuration file reading
+        Configuration.configuration = null;
+        if (!Configuration.isUndefined(Configuration.configurationChangeCallback)) {
+          await Configuration.configurationChangeCallback();
+        }
+      });
+    } catch (error) {
+      Configuration.handleFileException(Configuration.logPrefix(), 'Configuration', Configuration.configurationFilePath, error);
+    }
+  }
+
+  private static objectHasOwnProperty(object: any, property: string): boolean {
+    return Object.prototype.hasOwnProperty.call(object, property) as boolean;
+  }
+
+  private static isUndefined(obj: any): boolean {
+    return typeof obj === 'undefined';
+  }
+
+  private static handleFileException(logPrefix: string, fileType: string, filePath: string, error: NodeJS.ErrnoException): void {
+    const prefix = logPrefix.length !== 0 ? logPrefix + ' ' : '';
+    if (error.code === 'ENOENT') {
+      console.error(prefix + fileType + ' file ' + filePath + ' not found: ', error);
+    } else {
+      console.error(prefix + fileType + ' file ' + filePath + ' opening error: ', error);
+    }
+    throw error;
   }
 }