-import ConfigurationData, { StationTemplateURL } from '../types/ConfigurationData';
+import ConfigurationData, { StationTemplateUrl, StorageConfiguration, UIWebSocketServerConfiguration } from '../types/ConfigurationData';
+import Constants from './Constants';
+import { ServerOptions } from 'ws';
+import { StorageType } from '../types/Storage';
+import type { WorkerChoiceStrategy } from 'poolifier';
import { WorkerProcessType } from '../types/Worker';
+import chalk from 'chalk';
import fs from 'fs';
import path from 'path';
export default class Configuration {
private static configurationFilePath = path.join(path.resolve(__dirname, '../'), 'assets', 'config.json');
private static configurationFileWatcher: fs.FSWatcher;
- private static configuration: ConfigurationData;
+ private static configuration: ConfigurationData | null = null;
private static configurationChangeCallback: () => Promise<void>;
static setConfigurationChangeCallback(cb: () => Promise<void>): void {
Configuration.configurationChangeCallback = cb;
}
- static getStatisticsDisplayInterval(): number {
+ static getLogStatisticsInterval(): number {
+ Configuration.warnDeprecatedConfigurationKey('statisticsDisplayInterval', null, 'Use \'logStatisticsInterval\' instead');
// Read conf
- return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'statisticsDisplayInterval') ? Configuration.getConfig().statisticsDisplayInterval : 60;
- }
-
- static getConnectionTimeout(): number {
- Configuration.deprecateConfigurationKey('autoReconnectTimeout', 'Use \'connectionTimeout\' in charging station instead');
- Configuration.deprecateConfigurationKey('connectionTimeout', 'Use it in charging station template instead');
- // Read conf
- if (Configuration.objectHasOwnProperty(Configuration.getConfig(), 'connectionTimeout')) {
- return Configuration.getConfig().connectionTimeout;
+ return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logStatisticsInterval') ? Configuration.getConfig().logStatisticsInterval : 60;
+ }
+
+ static getUIWebSocketServer(): UIWebSocketServerConfiguration {
+ let options: ServerOptions = {
+ host: Constants.DEFAULT_UI_WEBSOCKET_SERVER_HOST,
+ port: Constants.DEFAULT_UI_WEBSOCKET_SERVER_PORT
+ };
+ let uiWebSocketServerConfiguration: UIWebSocketServerConfiguration = {
+ enabled: true,
+ options
+ };
+ if (Configuration.objectHasOwnProperty(Configuration.getConfig(), 'uiWebSocketServer')) {
+ if (Configuration.objectHasOwnProperty(Configuration.getConfig().uiWebSocketServer, 'options')) {
+ options = {
+ ...Configuration.objectHasOwnProperty(Configuration.getConfig().uiWebSocketServer.options, 'host') && { host: Configuration.getConfig().uiWebSocketServer.options.host },
+ ...Configuration.objectHasOwnProperty(Configuration.getConfig().uiWebSocketServer.options, 'port') && { port: Configuration.getConfig().uiWebSocketServer.options.port }
+ };
+ }
+ uiWebSocketServerConfiguration =
+ {
+ ...Configuration.objectHasOwnProperty(Configuration.getConfig().uiWebSocketServer, 'enabled') && { enabled: Configuration.getConfig().uiWebSocketServer.enabled },
+ options
+ };
+ }
+ return uiWebSocketServerConfiguration;
+ }
+
+ static getPerformanceStorage(): StorageConfiguration {
+ Configuration.warnDeprecatedConfigurationKey('URI', 'performanceStorage', 'Use \'uri\' instead');
+ let storageConfiguration: StorageConfiguration = {
+ enabled: false,
+ type: StorageType.JSON_FILE,
+ uri: this.getDefaultPerformanceStorageUri(StorageType.JSON_FILE)
+ };
+ if (Configuration.objectHasOwnProperty(Configuration.getConfig(), 'performanceStorage')) {
+ storageConfiguration =
+ {
+ ...Configuration.objectHasOwnProperty(Configuration.getConfig().performanceStorage, 'enabled') && { enabled: Configuration.getConfig().performanceStorage.enabled },
+ ...Configuration.objectHasOwnProperty(Configuration.getConfig().performanceStorage, 'type')
+ ? { type: Configuration.getConfig().performanceStorage.type }
+ : { type: StorageType.JSON_FILE },
+ ...Configuration.objectHasOwnProperty(Configuration.getConfig().performanceStorage, 'uri')
+ ? { uri: Configuration.getConfig().performanceStorage.uri }
+ : { uri: this.getDefaultPerformanceStorageUri(Configuration.getConfig()?.performanceStorage?.type ?? StorageType.JSON_FILE) }
+ };
}
+ return storageConfiguration;
}
static getAutoReconnectMaxRetries(): number {
- Configuration.deprecateConfigurationKey('autoReconnectMaxRetries', 'Use it in charging station template instead');
+ Configuration.warnDeprecatedConfigurationKey('autoReconnectTimeout', null, 'Use \'ConnectionTimeOut\' OCPP parameter in charging station template instead');
+ Configuration.warnDeprecatedConfigurationKey('connectionTimeout', null, 'Use \'ConnectionTimeOut\' OCPP parameter in charging station template instead');
+ Configuration.warnDeprecatedConfigurationKey('autoReconnectMaxRetries', null, 'Use it in charging station template instead');
// Read conf
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(`Deprecated configuration key 'numberOfStation' usage for template file '${stationURL.file}' in 'stationTemplateURLs'. Use 'numberOfStations' instead`);
+ static getStationTemplateUrls(): StationTemplateUrl[] {
+ Configuration.warnDeprecatedConfigurationKey('stationTemplateURLs', null, 'Use \'stationTemplateUrls\' instead');
+ !Configuration.isUndefined(Configuration.getConfig()['stationTemplateURLs']) && (Configuration.getConfig().stationTemplateUrls = Configuration.getConfig()['stationTemplateURLs'] as StationTemplateUrl[]);
+ Configuration.getConfig().stationTemplateUrls.forEach((stationUrl: StationTemplateUrl) => {
+ if (!Configuration.isUndefined(stationUrl['numberOfStation'])) {
+ console.error(chalk`{green ${Configuration.logPrefix()}} {red Deprecated configuration key 'numberOfStation' usage for template file '${stationUrl.file}' in 'stationTemplateUrls'. Use 'numberOfStations' instead}`);
}
});
// Read conf
- return Configuration.getConfig().stationTemplateURLs;
+ return Configuration.getConfig().stationTemplateUrls;
}
static getWorkerProcess(): WorkerProcessType {
- Configuration.deprecateConfigurationKey('useWorkerPool;', 'Use \'workerProcess\' to define the type of worker process to use instead');
+ Configuration.warnDeprecatedConfigurationKey('useWorkerPool;', null, '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 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 : 4;
+ 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 : 16;
+ Configuration.warnDeprecatedConfigurationKey('workerPoolSize;', null, '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 : 1;
+ return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'chargingStationsPerWorker') ? Configuration.getConfig().chargingStationsPerWorker : Constants.DEFAULT_CHARGING_STATIONS_PER_WORKER;
}
static getLogConsole(): boolean {
- Configuration.deprecateConfigurationKey('consoleLog', 'Use \'logConsole\' instead');
+ Configuration.warnDeprecatedConfigurationKey('consoleLog', null, 'Use \'logConsole\' instead');
return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logConsole') ? Configuration.getConfig().logConsole : false;
}
}
static getLogErrorFile(): string {
- Configuration.deprecateConfigurationKey('errorFile', 'Use \'logErrorFile\' instead');
+ Configuration.warnDeprecatedConfigurationKey('errorFile', null, 'Use \'logErrorFile\' instead');
return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logErrorFile') ? Configuration.getConfig().logErrorFile : 'error.log';
}
- static getSupervisionURLs(): string[] {
+ static getSupervisionUrls(): string[] {
+ Configuration.warnDeprecatedConfigurationKey('supervisionURLs', null, 'Use \'supervisionUrls\' instead');
+ !Configuration.isUndefined(Configuration.getConfig()['supervisionURLs']) && (Configuration.getConfig().supervisionUrls = Configuration.getConfig()['supervisionURLs'] as string[]);
// Read conf
- return Configuration.getConfig().supervisionURLs;
+ return Configuration.getConfig().supervisionUrls;
}
static getDistributeStationsToTenantsEqually(): boolean {
- Configuration.deprecateConfigurationKey('distributeStationToTenantEqually', 'Use \'distributeStationsToTenantsEqually\' instead');
+ Configuration.warnDeprecatedConfigurationKey('distributeStationToTenantEqually', null, 'Use \'distributeStationsToTenantsEqually\' instead');
return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'distributeStationsToTenantsEqually') ? Configuration.getConfig().distributeStationsToTenantsEqually : true;
}
- private static deprecateConfigurationKey(key: string, logMsgToAppend = '') {
- if (!Configuration.isUndefined(Configuration.getConfig()[key])) {
- console.error(`Deprecated configuration key '${key}' usage${logMsgToAppend && '. ' + logMsgToAppend}`);
+ private static logPrefix(): string {
+ return new Date().toLocaleString() + ' Simulator configuration |';
+ }
+
+ private static warnDeprecatedConfigurationKey(key: string, sectionName?: string, logMsgToAppend = '') {
+ // eslint-disable-next-line @typescript-eslint/no-unsafe-member-access
+ if (sectionName && !Configuration.isUndefined(Configuration.getConfig()[sectionName]) && !Configuration.isUndefined(Configuration.getConfig()[sectionName][key])) {
+ console.error(chalk`{green ${Configuration.logPrefix()}} {red Deprecated configuration key '${key}' usage in section '${sectionName}'${logMsgToAppend && '. ' + logMsgToAppend}}`);
+ } else if (!Configuration.isUndefined(Configuration.getConfig()[key])) {
+ console.error(chalk`{green ${Configuration.logPrefix()}} {red Deprecated configuration key '${key}' usage${logMsgToAppend && '. ' + logMsgToAppend}}`);
}
}
// Read the config file
private static getConfig(): ConfigurationData {
if (!Configuration.configuration) {
- Configuration.configuration = JSON.parse(fs.readFileSync(Configuration.configurationFilePath, 'utf8')) as ConfigurationData;
+ try {
+ Configuration.configuration = JSON.parse(fs.readFileSync(Configuration.configurationFilePath, 'utf8')) as ConfigurationData;
+ } catch (error) {
+ Configuration.handleFileException(Configuration.logPrefix(), 'Configuration', Configuration.configurationFilePath, error);
+ }
if (!Configuration.configurationFileWatcher) {
Configuration.configurationFileWatcher = Configuration.getConfigurationFileWatcher();
}
}
private static getConfigurationFileWatcher(): fs.FSWatcher {
- // eslint-disable-next-line @typescript-eslint/no-misused-promises
- return fs.watch(Configuration.configurationFilePath).on('change', async (e): Promise<void> => {
- // Nullify to force configuration file reading
- Configuration.configuration = null;
- if (!Configuration.isUndefined(Configuration.configurationChangeCallback)) {
- await Configuration.configurationChangeCallback();
- }
- });
+ try {
+ return fs.watch(Configuration.configurationFilePath, async (event, filename): Promise<void> => {
+ if (filename && event === 'change') {
+ // Nullify to force configuration file reading
+ Configuration.configuration = null;
+ if (!Configuration.isUndefined(Configuration.configurationChangeCallback)) {
+ await Configuration.configurationChangeCallback();
+ }
+ }
+ });
+ } catch (error) {
+ Configuration.handleFileException(Configuration.logPrefix(), 'Configuration', Configuration.configurationFilePath, error);
+ }
+ }
+
+ private static getDefaultPerformanceStorageUri(storageType: StorageType) {
+ const SQLiteFileName = `${Constants.DEFAULT_PERFORMANCE_RECORDS_DB_NAME}.db`;
+ switch (storageType) {
+ case StorageType.JSON_FILE:
+ return `file://${path.join(path.resolve(__dirname, '../../'), Constants.DEFAULT_PERFORMANCE_RECORDS_FILENAME)}`;
+ case StorageType.SQLITE:
+ return `file://${path.join(path.resolve(__dirname, '../../'), SQLiteFileName)}`;
+ default:
+ throw new Error(`Performance storage URI is mandatory with storage type '${storageType}'`);
+ }
}
- private static objectHasOwnProperty(object: any, property: string): boolean {
+ private static objectHasOwnProperty(object: unknown, property: string): boolean {
return Object.prototype.hasOwnProperty.call(object, property) as boolean;
}
- private static isUndefined(obj: any): boolean {
+ private static isUndefined(obj: unknown): 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(chalk.green(prefix) + chalk.red(fileType + ' file ' + filePath + ' not found: '), error);
+ } else if (error.code === 'EEXIST') {
+ console.error(chalk.green(prefix) + chalk.red(fileType + ' file ' + filePath + ' already exists: '), error);
+ } else if (error.code === 'EACCES') {
+ console.error(chalk.green(prefix) + chalk.red(fileType + ' file ' + filePath + ' access denied: '), error);
+ } else {
+ console.error(chalk.green(prefix) + chalk.red(fileType + ' file ' + filePath + ' error: '), error);
+ }
+ throw error;
+ }
}