-import fs from 'fs';
-import path from 'path';
-import { fileURLToPath } from 'url';
+import { type FSWatcher, readFileSync, watch } from 'node:fs';
+import { dirname, join, resolve } from 'node:path';
+import { fileURLToPath } from 'node:url';
import chalk from 'chalk';
-
-import ConfigurationData, {
- StationTemplateUrl,
- StorageConfiguration,
+import merge from 'just-merge';
+
+import { Constants } from './Constants';
+import { hasOwnProp, isCFEnvironment, isNotEmptyString, isUndefined } from './Utils';
+import {
+ ApplicationProtocol,
+ type ConfigurationData,
+ ConfigurationSection,
+ FileType,
+ type LogConfiguration,
+ type StationTemplateUrl,
+ type StorageConfiguration,
+ StorageType,
SupervisionUrlDistribution,
- UIServerConfiguration,
- WorkerConfiguration,
-} from '../types/ConfigurationData';
-import type { EmptyObject } from '../types/EmptyObject';
-import type { HandleErrorParams } from '../types/Error';
-import { FileType } from '../types/FileType';
-import { StorageType } from '../types/Storage';
-import { ApplicationProtocol } from '../types/UIProtocol';
-import { WorkerProcessType } from '../types/Worker';
-import WorkerConstants from '../worker/WorkerConstants';
-import Constants from './Constants';
-
-export default class Configuration {
- private static configurationFile = path.join(
- path.resolve(path.dirname(fileURLToPath(import.meta.url)), '../'),
+ type UIServerConfiguration,
+ type WorkerConfiguration,
+} from '../types';
+import { WorkerConstants, WorkerProcessType } from '../worker';
+
+type ConfigurationSectionType =
+ | LogConfiguration
+ | StorageConfiguration
+ | WorkerConfiguration
+ | UIServerConfiguration;
+
+export class Configuration {
+ private static configurationFile = join(
+ dirname(fileURLToPath(import.meta.url)),
'assets',
- 'config.json'
+ 'config.json',
);
- private static configurationFileWatcher: fs.FSWatcher;
- private static configuration: ConfigurationData | null = null;
+ private static configurationFileWatcher?: FSWatcher;
+ private static configurationData?: ConfigurationData;
+ private static configurationSectionCache = new Map<
+ ConfigurationSection,
+ ConfigurationSectionType
+ >([
+ [ConfigurationSection.log, Configuration.buildLogSection()],
+ [ConfigurationSection.performanceStorage, Configuration.buildPerformanceStorageSection()],
+ [ConfigurationSection.worker, Configuration.buildWorkerSection()],
+ [ConfigurationSection.uiServer, Configuration.buildUIServerSection()],
+ ]);
+
private static configurationChangeCallback: () => Promise<void>;
private constructor() {
// This is intentional
}
- static setConfigurationChangeCallback(cb: () => Promise<void>): void {
+ public static setConfigurationChangeCallback(cb: () => Promise<void>): void {
Configuration.configurationChangeCallback = cb;
}
- static getLogStatisticsInterval(): number {
+ public static getConfigurationSection<T extends ConfigurationSectionType>(
+ sectionName: ConfigurationSection,
+ ): T {
+ if (!Configuration.configurationSectionCache.has(sectionName)) {
+ switch (sectionName) {
+ case ConfigurationSection.log:
+ Configuration.configurationSectionCache.set(sectionName, Configuration.buildLogSection());
+ break;
+ case ConfigurationSection.performanceStorage:
+ Configuration.configurationSectionCache.set(
+ sectionName,
+ Configuration.buildPerformanceStorageSection(),
+ );
+ break;
+ case ConfigurationSection.worker:
+ Configuration.configurationSectionCache.set(
+ sectionName,
+ Configuration.buildWorkerSection(),
+ );
+ break;
+ case ConfigurationSection.uiServer:
+ Configuration.configurationSectionCache.set(
+ sectionName,
+ Configuration.buildUIServerSection(),
+ );
+ break;
+ default:
+ // eslint-disable-next-line @typescript-eslint/restrict-template-expressions
+ throw new Error(`Unknown configuration section '${sectionName}'`);
+ }
+ }
+ return Configuration.configurationSectionCache.get(sectionName) as T;
+ }
+
+ public static getAutoReconnectMaxRetries(): number | undefined {
+ Configuration.warnDeprecatedConfigurationKey(
+ 'autoReconnectTimeout',
+ undefined,
+ "Use 'ConnectionTimeOut' OCPP parameter in charging station template instead",
+ );
+ Configuration.warnDeprecatedConfigurationKey(
+ 'connectionTimeout',
+ undefined,
+ "Use 'ConnectionTimeOut' OCPP parameter in charging station template instead",
+ );
+ Configuration.warnDeprecatedConfigurationKey(
+ 'autoReconnectMaxRetries',
+ undefined,
+ 'Use it in charging station template instead',
+ );
+ if (hasOwnProp(Configuration.getConfigurationData(), 'autoReconnectMaxRetries')) {
+ return Configuration.getConfigurationData()?.autoReconnectMaxRetries;
+ }
+ }
+
+ public static getStationTemplateUrls(): StationTemplateUrl[] | undefined {
+ Configuration.warnDeprecatedConfigurationKey(
+ 'stationTemplateURLs',
+ undefined,
+ "Use 'stationTemplateUrls' instead",
+ );
+ // eslint-disable-next-line @typescript-eslint/dot-notation
+ !isUndefined(
+ Configuration.getConfigurationData()!['stationTemplateURLs' as keyof ConfigurationData],
+ ) &&
+ (Configuration.getConfigurationData()!.stationTemplateUrls =
+ Configuration.getConfigurationData()![
+ // eslint-disable-next-line @typescript-eslint/dot-notation
+ 'stationTemplateURLs' as keyof ConfigurationData
+ ] as StationTemplateUrl[]);
+ Configuration.getConfigurationData()!.stationTemplateUrls.forEach(
+ (stationTemplateUrl: StationTemplateUrl) => {
+ // eslint-disable-next-line @typescript-eslint/dot-notation
+ if (!isUndefined(stationTemplateUrl['numberOfStation' as keyof StationTemplateUrl])) {
+ console.error(
+ `${chalk.green(Configuration.logPrefix())} ${chalk.red(
+ `Deprecated configuration key 'numberOfStation' usage for template file '${stationTemplateUrl.file}' in 'stationTemplateUrls'. Use 'numberOfStations' instead`,
+ )}`,
+ );
+ }
+ },
+ );
+ return Configuration.getConfigurationData()?.stationTemplateUrls;
+ }
+
+ public static getSupervisionUrls(): string | string[] | undefined {
Configuration.warnDeprecatedConfigurationKey(
- 'statisticsDisplayInterval',
- null,
- "Use 'logStatisticsInterval' instead"
+ 'supervisionURLs',
+ undefined,
+ "Use 'supervisionUrls' instead",
);
- // Read conf
- return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logStatisticsInterval')
- ? Configuration.getConfig().logStatisticsInterval
- : Constants.DEFAULT_LOG_STATISTICS_INTERVAL;
+ // eslint-disable-next-line @typescript-eslint/dot-notation
+ if (
+ !isUndefined(
+ Configuration.getConfigurationData()!['supervisionURLs' as keyof ConfigurationData],
+ )
+ ) {
+ Configuration.getConfigurationData()!.supervisionUrls = Configuration.getConfigurationData()![
+ // eslint-disable-next-line @typescript-eslint/dot-notation
+ 'supervisionURLs' as keyof ConfigurationData
+ ] as string | string[];
+ }
+ return Configuration.getConfigurationData()?.supervisionUrls;
}
- static getUIServer(): UIServerConfiguration {
- if (Configuration.objectHasOwnProperty(Configuration.getConfig(), 'uiWebSocketServer')) {
+ public static getSupervisionUrlDistribution(): SupervisionUrlDistribution | undefined {
+ Configuration.warnDeprecatedConfigurationKey(
+ 'distributeStationToTenantEqually',
+ undefined,
+ "Use 'supervisionUrlDistribution' instead",
+ );
+ Configuration.warnDeprecatedConfigurationKey(
+ 'distributeStationsToTenantsEqually',
+ undefined,
+ "Use 'supervisionUrlDistribution' instead",
+ );
+ return hasOwnProp(Configuration.getConfigurationData(), 'supervisionUrlDistribution')
+ ? Configuration.getConfigurationData()?.supervisionUrlDistribution
+ : SupervisionUrlDistribution.ROUND_ROBIN;
+ }
+
+ public static workerPoolInUse(): boolean {
+ return [WorkerProcessType.dynamicPool, WorkerProcessType.staticPool].includes(
+ Configuration.buildWorkerSection().processType!,
+ );
+ }
+
+ public static workerDynamicPoolInUse(): boolean {
+ return Configuration.buildWorkerSection().processType === WorkerProcessType.dynamicPool;
+ }
+
+ private static buildUIServerSection(): UIServerConfiguration {
+ if (hasOwnProp(Configuration.getConfigurationData(), 'uiWebSocketServer')) {
console.error(
- chalk`{green ${Configuration.logPrefix()}} {red Deprecated configuration section 'uiWebSocketServer' usage. Use 'uiServer' instead}`
+ `${chalk.green(Configuration.logPrefix())} ${chalk.red(
+ `Deprecated configuration section 'uiWebSocketServer' usage. Use '${ConfigurationSection.uiServer}' instead`,
+ )}`,
);
}
let uiServerConfiguration: UIServerConfiguration = {
- enabled: true,
+ enabled: false,
type: ApplicationProtocol.WS,
options: {
- host: Constants.DEFAULT_UI_WEBSOCKET_SERVER_HOST,
- port: Constants.DEFAULT_UI_WEBSOCKET_SERVER_PORT,
+ host: Constants.DEFAULT_UI_SERVER_HOST,
+ port: Constants.DEFAULT_UI_SERVER_PORT,
},
};
- if (Configuration.objectHasOwnProperty(Configuration.getConfig(), 'uiServer')) {
- uiServerConfiguration = Configuration.deepMerge(
+ if (hasOwnProp(Configuration.getConfigurationData(), ConfigurationSection.uiServer)) {
+ uiServerConfiguration = merge<UIServerConfiguration>(
uiServerConfiguration,
- Configuration.getConfig().uiServer
+ Configuration.getConfigurationData()!.uiServer!,
);
}
+ if (isCFEnvironment() === true) {
+ delete uiServerConfiguration.options?.host;
+ uiServerConfiguration.options!.port = parseInt(process.env.PORT!);
+ }
return uiServerConfiguration;
}
- static getPerformanceStorage(): StorageConfiguration {
- Configuration.warnDeprecatedConfigurationKey('URI', 'performanceStorage', "Use 'uri' instead");
+ private static buildPerformanceStorageSection(): StorageConfiguration {
+ Configuration.warnDeprecatedConfigurationKey(
+ 'URI',
+ ConfigurationSection.performanceStorage,
+ "Use 'uri' instead",
+ );
let storageConfiguration: StorageConfiguration = {
enabled: false,
type: StorageType.JSON_FILE,
- uri: this.getDefaultPerformanceStorageUri(StorageType.JSON_FILE),
+ uri: Configuration.getDefaultPerformanceStorageUri(StorageType.JSON_FILE),
};
- if (Configuration.objectHasOwnProperty(Configuration.getConfig(), 'performanceStorage')) {
+ if (hasOwnProp(Configuration.getConfigurationData(), ConfigurationSection.performanceStorage)) {
storageConfiguration = {
...storageConfiguration,
- ...Configuration.getConfig().performanceStorage,
+ ...Configuration.getConfigurationData()?.performanceStorage,
+ ...(Configuration.getConfigurationData()?.performanceStorage?.type ===
+ StorageType.JSON_FILE &&
+ Configuration.getConfigurationData()?.performanceStorage?.uri && {
+ uri: Configuration.buildPerformanceUriFilePath(
+ new URL(Configuration.getConfigurationData()!.performanceStorage!.uri!).pathname,
+ ),
+ }),
};
}
return storageConfiguration;
}
- static getAutoReconnectMaxRetries(): number {
+ private static buildLogSection(): LogConfiguration {
Configuration.warnDeprecatedConfigurationKey(
- 'autoReconnectTimeout',
- null,
- "Use 'ConnectionTimeOut' OCPP parameter in charging station template instead"
+ 'logEnabled',
+ undefined,
+ `Use '${ConfigurationSection.log}' section to define the logging enablement instead`,
);
Configuration.warnDeprecatedConfigurationKey(
- 'connectionTimeout',
- null,
- "Use 'ConnectionTimeOut' OCPP parameter in charging station template instead"
+ 'logFile',
+ undefined,
+ `Use '${ConfigurationSection.log}' section to define the log file instead`,
);
Configuration.warnDeprecatedConfigurationKey(
- 'autoReconnectMaxRetries',
- null,
- 'Use it in charging station template instead'
+ 'logErrorFile',
+ undefined,
+ `Use '${ConfigurationSection.log}' section to define the log error file instead`,
);
- // Read conf
- if (Configuration.objectHasOwnProperty(Configuration.getConfig(), 'autoReconnectMaxRetries')) {
- return Configuration.getConfig().autoReconnectMaxRetries;
- }
- }
-
- static getStationTemplateUrls(): StationTemplateUrl[] {
Configuration.warnDeprecatedConfigurationKey(
- 'stationTemplateURLs',
- null,
- "Use 'stationTemplateUrls' instead"
+ 'logConsole',
+ undefined,
+ `Use '${ConfigurationSection.log}' section to define the console logging enablement 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;
+ Configuration.warnDeprecatedConfigurationKey(
+ 'logStatisticsInterval',
+ undefined,
+ `Use '${ConfigurationSection.log}' section to define the log statistics interval instead`,
+ );
+ Configuration.warnDeprecatedConfigurationKey(
+ 'logLevel',
+ undefined,
+ `Use '${ConfigurationSection.log}' section to define the log level instead`,
+ );
+ Configuration.warnDeprecatedConfigurationKey(
+ 'logFormat',
+ undefined,
+ `Use '${ConfigurationSection.log}' section to define the log format instead`,
+ );
+ Configuration.warnDeprecatedConfigurationKey(
+ 'logRotate',
+ undefined,
+ `Use '${ConfigurationSection.log}' section to define the log rotation enablement instead`,
+ );
+ Configuration.warnDeprecatedConfigurationKey(
+ 'logMaxFiles',
+ undefined,
+ `Use '${ConfigurationSection.log}' section to define the log maximum files instead`,
+ );
+ Configuration.warnDeprecatedConfigurationKey(
+ 'logMaxSize',
+ undefined,
+ `Use '${ConfigurationSection.log}' section to define the log maximum size instead`,
+ );
+ const defaultLogConfiguration: LogConfiguration = {
+ enabled: true,
+ file: 'logs/combined.log',
+ errorFile: 'logs/error.log',
+ statisticsInterval: Constants.DEFAULT_LOG_STATISTICS_INTERVAL,
+ level: 'info',
+ format: 'simple',
+ rotate: true,
+ };
+ const deprecatedLogConfiguration: LogConfiguration = {
+ ...(hasOwnProp(Configuration.getConfigurationData(), 'logEnabled') && {
+ enabled: Configuration.getConfigurationData()?.logEnabled,
+ }),
+ ...(hasOwnProp(Configuration.getConfigurationData(), 'logFile') && {
+ file: Configuration.getConfigurationData()?.logFile,
+ }),
+ ...(hasOwnProp(Configuration.getConfigurationData(), 'logErrorFile') && {
+ errorFile: Configuration.getConfigurationData()?.logErrorFile,
+ }),
+ ...(hasOwnProp(Configuration.getConfigurationData(), 'logStatisticsInterval') && {
+ statisticsInterval: Configuration.getConfigurationData()?.logStatisticsInterval,
+ }),
+ ...(hasOwnProp(Configuration.getConfigurationData(), 'logLevel') && {
+ level: Configuration.getConfigurationData()?.logLevel,
+ }),
+ ...(hasOwnProp(Configuration.getConfigurationData(), 'logConsole') && {
+ console: Configuration.getConfigurationData()?.logConsole,
+ }),
+ ...(hasOwnProp(Configuration.getConfigurationData(), 'logFormat') && {
+ format: Configuration.getConfigurationData()?.logFormat,
+ }),
+ ...(hasOwnProp(Configuration.getConfigurationData(), 'logRotate') && {
+ rotate: Configuration.getConfigurationData()?.logRotate,
+ }),
+ ...(hasOwnProp(Configuration.getConfigurationData(), 'logMaxFiles') && {
+ maxFiles: Configuration.getConfigurationData()?.logMaxFiles,
+ }),
+ ...(hasOwnProp(Configuration.getConfigurationData(), 'logMaxSize') && {
+ maxSize: Configuration.getConfigurationData()?.logMaxSize,
+ }),
+ };
+ const logConfiguration: LogConfiguration = {
+ ...defaultLogConfiguration,
+ ...deprecatedLogConfiguration,
+ ...(hasOwnProp(Configuration.getConfigurationData(), ConfigurationSection.log) &&
+ Configuration.getConfigurationData()?.log),
+ };
+ return logConfiguration;
}
- static getWorker(): WorkerConfiguration {
+ private static buildWorkerSection(): WorkerConfiguration {
Configuration.warnDeprecatedConfigurationKey(
'useWorkerPool',
- null,
- "Use 'worker' section to define the type of worker process model instead"
+ undefined,
+ `Use '${ConfigurationSection.worker}' section to define the type of worker process model instead`,
);
Configuration.warnDeprecatedConfigurationKey(
'workerProcess',
- null,
- "Use 'worker' section to define the type of worker process model instead"
+ undefined,
+ `Use '${ConfigurationSection.worker}' section to define the type of worker process model instead`,
);
Configuration.warnDeprecatedConfigurationKey(
'workerStartDelay',
- null,
- "Use 'worker' section to define the worker start delay instead"
+ undefined,
+ `Use '${ConfigurationSection.worker}' section to define the worker start delay instead`,
);
Configuration.warnDeprecatedConfigurationKey(
'chargingStationsPerWorker',
- null,
- "Use 'worker' section to define the number of element(s) per worker instead"
+ undefined,
+ `Use '${ConfigurationSection.worker}' section to define the number of element(s) per worker instead`,
);
Configuration.warnDeprecatedConfigurationKey(
'elementStartDelay',
- null,
- "Use 'worker' section to define the worker's element start delay instead"
+ undefined,
+ `Use '${ConfigurationSection.worker}' section to define the worker's element start delay instead`,
);
Configuration.warnDeprecatedConfigurationKey(
'workerPoolMinSize',
- null,
- "Use 'worker' section to define the worker pool minimum size instead"
+ undefined,
+ `Use '${ConfigurationSection.worker}' section to define the worker pool minimum size instead`,
);
Configuration.warnDeprecatedConfigurationKey(
'workerPoolSize;',
- null,
- "Use 'worker' section to define the worker pool maximum size instead"
+ undefined,
+ `Use '${ConfigurationSection.worker}' section to define the worker pool maximum size instead`,
);
Configuration.warnDeprecatedConfigurationKey(
'workerPoolMaxSize;',
- null,
- "Use 'worker' section to define the worker pool maximum size instead"
+ undefined,
+ `Use '${ConfigurationSection.worker}' section to define the worker pool maximum size instead`,
);
Configuration.warnDeprecatedConfigurationKey(
'workerPoolStrategy;',
- null,
- "Use 'worker' section to define the worker pool strategy instead"
+ undefined,
+ `Use '${ConfigurationSection.worker}' section to define the worker pool strategy instead`,
);
- let workerConfiguration: WorkerConfiguration = {
- processType: Configuration.objectHasOwnProperty(Configuration.getConfig(), 'workerProcess')
- ? Configuration.getConfig().workerProcess
- : WorkerProcessType.WORKER_SET,
- startDelay: Configuration.objectHasOwnProperty(Configuration.getConfig(), 'workerStartDelay')
- ? Configuration.getConfig().workerStartDelay
- : WorkerConstants.DEFAULT_WORKER_START_DELAY,
- elementsPerWorker: Configuration.objectHasOwnProperty(
- Configuration.getConfig(),
- 'chargingStationsPerWorker'
- )
- ? Configuration.getConfig().chargingStationsPerWorker
- : WorkerConstants.DEFAULT_ELEMENTS_PER_WORKER,
- elementStartDelay: Configuration.objectHasOwnProperty(
- Configuration.getConfig(),
- 'elementStartDelay'
- )
- ? Configuration.getConfig().elementStartDelay
- : WorkerConstants.DEFAULT_ELEMENT_START_DELAY,
- poolMinSize: Configuration.objectHasOwnProperty(
- Configuration.getConfig(),
- 'workerPoolMinSize'
- )
- ? Configuration.getConfig().workerPoolMinSize
- : WorkerConstants.DEFAULT_POOL_MIN_SIZE,
- poolMaxSize: Configuration.objectHasOwnProperty(
- Configuration.getConfig(),
- 'workerPoolMaxSize'
- )
- ? Configuration.getConfig().workerPoolMaxSize
- : WorkerConstants.DEFAULT_POOL_MAX_SIZE,
- poolStrategy: Configuration.getConfig().workerPoolStrategy,
+ const defaultWorkerConfiguration: WorkerConfiguration = {
+ processType: WorkerProcessType.workerSet,
+ startDelay: WorkerConstants.DEFAULT_WORKER_START_DELAY,
+ elementsPerWorker: 'auto',
+ elementStartDelay: WorkerConstants.DEFAULT_ELEMENT_START_DELAY,
+ poolMinSize: WorkerConstants.DEFAULT_POOL_MIN_SIZE,
+ poolMaxSize: WorkerConstants.DEFAULT_POOL_MAX_SIZE,
+ };
+ hasOwnProp(Configuration.getConfigurationData(), 'workerPoolStrategy') &&
+ delete Configuration.getConfigurationData()?.workerPoolStrategy;
+ const deprecatedWorkerConfiguration: WorkerConfiguration = {
+ ...(hasOwnProp(Configuration.getConfigurationData(), 'workerProcess') && {
+ processType: Configuration.getConfigurationData()?.workerProcess,
+ }),
+ ...(hasOwnProp(Configuration.getConfigurationData(), 'workerStartDelay') && {
+ startDelay: Configuration.getConfigurationData()?.workerStartDelay,
+ }),
+ ...(hasOwnProp(Configuration.getConfigurationData(), 'chargingStationsPerWorker') && {
+ elementsPerWorker: Configuration.getConfigurationData()?.chargingStationsPerWorker,
+ }),
+ ...(hasOwnProp(Configuration.getConfigurationData(), 'elementStartDelay') && {
+ elementStartDelay: Configuration.getConfigurationData()?.elementStartDelay,
+ }),
+ ...(hasOwnProp(Configuration.getConfigurationData(), 'workerPoolMinSize') && {
+ poolMinSize: Configuration.getConfigurationData()?.workerPoolMinSize,
+ }),
+ ...(hasOwnProp(Configuration.getConfigurationData(), 'workerPoolMaxSize') && {
+ poolMaxSize: Configuration.getConfigurationData()?.workerPoolMaxSize,
+ }),
};
- if (Configuration.objectHasOwnProperty(Configuration.getConfig(), 'worker')) {
- workerConfiguration = { ...workerConfiguration, ...Configuration.getConfig().worker };
- }
- return workerConfiguration;
- }
-
- static getLogConsole(): boolean {
- Configuration.warnDeprecatedConfigurationKey('consoleLog', null, "Use 'logConsole' instead");
- return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logConsole')
- ? Configuration.getConfig().logConsole
- : false;
- }
-
- static getLogFormat(): string {
- 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 Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logLevel')
- ? Configuration.getConfig().logLevel.toLowerCase()
- : 'info';
- }
-
- static getLogFile(): string {
- return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logFile')
- ? Configuration.getConfig().logFile
- : 'combined.log';
- }
-
- static getLogErrorFile(): string {
- Configuration.warnDeprecatedConfigurationKey('errorFile', null, "Use 'logErrorFile' instead");
- return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logErrorFile')
- ? Configuration.getConfig().logErrorFile
- : 'error.log';
- }
-
- static getSupervisionUrls(): string | 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;
- }
-
- static getSupervisionUrlDistribution(): SupervisionUrlDistribution {
- Configuration.warnDeprecatedConfigurationKey(
- 'distributeStationToTenantEqually',
- null,
- "Use 'supervisionUrlDistribution' instead"
- );
Configuration.warnDeprecatedConfigurationKey(
- 'distributeStationsToTenantsEqually',
- null,
- "Use 'supervisionUrlDistribution' instead"
+ 'poolStrategy',
+ ConfigurationSection.worker,
+ 'Not publicly exposed to end users',
);
- return Configuration.objectHasOwnProperty(
- Configuration.getConfig(),
- 'supervisionUrlDistribution'
- )
- ? Configuration.getConfig().supervisionUrlDistribution
- : SupervisionUrlDistribution.ROUND_ROBIN;
+ const workerConfiguration: WorkerConfiguration = {
+ ...defaultWorkerConfiguration,
+ ...deprecatedWorkerConfiguration,
+ ...(hasOwnProp(Configuration.getConfigurationData(), ConfigurationSection.worker) &&
+ Configuration.getConfigurationData()?.worker),
+ };
+ if (!Object.values(WorkerProcessType).includes(workerConfiguration.processType!)) {
+ throw new SyntaxError(
+ `Invalid worker process type '${workerConfiguration.processType}' defined in configuration`,
+ );
+ }
+ return workerConfiguration;
}
- private static logPrefix(): string {
- return new Date().toLocaleString() + ' Simulator configuration |';
- }
+ private static logPrefix = (): string => {
+ return `${new Date().toLocaleString()} Simulator configuration |`;
+ };
private static warnDeprecatedConfigurationKey(
key: string,
sectionName?: string,
- logMsgToAppend = ''
+ logMsgToAppend = '',
) {
if (
sectionName &&
- !Configuration.isUndefined(Configuration.getConfig()[sectionName]) &&
- !Configuration.isUndefined(
- (Configuration.getConfig()[sectionName] as Record<string, unknown>)[key]
+ !isUndefined(Configuration.getConfigurationData()![sectionName as keyof ConfigurationData]) &&
+ !isUndefined(
+ (
+ Configuration.getConfigurationData()![sectionName as keyof ConfigurationData] as Record<
+ string,
+ unknown
+ >
+ )[key],
)
) {
console.error(
- chalk`{green ${Configuration.logPrefix()}} {red Deprecated configuration key '${key}' usage in section '${sectionName}'${
- logMsgToAppend && '. ' + logMsgToAppend
- }}`
+ `${chalk.green(Configuration.logPrefix())} ${chalk.red(
+ `Deprecated configuration key '${key}' usage in section '${sectionName}'${
+ logMsgToAppend.trim().length > 0 ? `. ${logMsgToAppend}` : ''
+ }`,
+ )}`,
);
- } else if (!Configuration.isUndefined(Configuration.getConfig()[key])) {
+ } else if (
+ !isUndefined(Configuration.getConfigurationData()![key as keyof ConfigurationData])
+ ) {
console.error(
- chalk`{green ${Configuration.logPrefix()}} {red Deprecated configuration key '${key}' usage${
- logMsgToAppend && '. ' + logMsgToAppend
- }}`
+ `${chalk.green(Configuration.logPrefix())} ${chalk.red(
+ `Deprecated configuration key '${key}' usage${
+ logMsgToAppend.trim().length > 0 ? `. ${logMsgToAppend}` : ''
+ }`,
+ )}`,
);
}
}
- // Read the config file
- private static getConfig(): ConfigurationData {
- if (!Configuration.configuration) {
+ private static getConfigurationData(): ConfigurationData | undefined {
+ if (!Configuration.configurationData) {
try {
- Configuration.configuration = JSON.parse(
- fs.readFileSync(Configuration.configurationFile, 'utf8')
+ Configuration.configurationData = JSON.parse(
+ readFileSync(Configuration.configurationFile, 'utf8'),
) as ConfigurationData;
+ if (!Configuration.configurationFileWatcher) {
+ Configuration.configurationFileWatcher = Configuration.getConfigurationFileWatcher();
+ }
} catch (error) {
Configuration.handleFileException(
- Configuration.logPrefix(),
- FileType.Configuration,
Configuration.configurationFile,
- error as NodeJS.ErrnoException
+ FileType.Configuration,
+ error as NodeJS.ErrnoException,
+ Configuration.logPrefix(),
);
}
- if (!Configuration.configurationFileWatcher) {
- Configuration.configurationFileWatcher = Configuration.getConfigurationFileWatcher();
- }
}
- return Configuration.configuration;
+ return Configuration.configurationData;
}
- private static getConfigurationFileWatcher(): fs.FSWatcher {
+ private static getConfigurationFileWatcher(): FSWatcher | undefined {
try {
- return fs.watch(Configuration.configurationFile, (event, filename): void => {
- if (filename && event === 'change') {
- // Nullify to force configuration file reading
- Configuration.configuration = null;
- if (!Configuration.isUndefined(Configuration.configurationChangeCallback)) {
+ return watch(Configuration.configurationFile, (event, filename): void => {
+ if (filename!.trim()!.length > 0 && event === 'change') {
+ delete Configuration.configurationData;
+ Configuration.configurationSectionCache.clear();
+ if (!isUndefined(Configuration.configurationChangeCallback)) {
Configuration.configurationChangeCallback().catch((error) => {
throw typeof error === 'string' ? new Error(error) : error;
});
});
} catch (error) {
Configuration.handleFileException(
- Configuration.logPrefix(),
- FileType.Configuration,
Configuration.configurationFile,
- error as NodeJS.ErrnoException
+ FileType.Configuration,
+ error as NodeJS.ErrnoException,
+ Configuration.logPrefix(),
);
}
}
+ private static handleFileException(
+ file: string,
+ fileType: FileType,
+ error: NodeJS.ErrnoException,
+ logPrefix: string,
+ ): void {
+ const prefix = isNotEmptyString(logPrefix) ? `${logPrefix} ` : '';
+ let logMsg: string;
+ switch (error.code) {
+ case 'ENOENT':
+ logMsg = `${fileType} file ${file} not found:`;
+ break;
+ case 'EEXIST':
+ logMsg = `${fileType} file ${file} already exists:`;
+ break;
+ case 'EACCES':
+ logMsg = `${fileType} file ${file} access denied:`;
+ break;
+ case 'EPERM':
+ logMsg = `${fileType} file ${file} permission denied:`;
+ break;
+ default:
+ logMsg = `${fileType} file ${file} error:`;
+ }
+ console.error(`${chalk.green(prefix)}${chalk.red(`${logMsg} `)}`, error);
+ throw 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(path.dirname(fileURLToPath(import.meta.url)), '../../'),
- Constants.DEFAULT_PERFORMANCE_RECORDS_FILENAME
- )}`;
+ return Configuration.buildPerformanceUriFilePath(
+ `${Constants.DEFAULT_PERFORMANCE_DIRECTORY}/${Constants.DEFAULT_PERFORMANCE_RECORDS_FILENAME}`,
+ );
case StorageType.SQLITE:
- return `file://${path.join(
- path.resolve(path.dirname(fileURLToPath(import.meta.url)), '../../'),
- SQLiteFileName
- )}`;
+ return Configuration.buildPerformanceUriFilePath(
+ `${Constants.DEFAULT_PERFORMANCE_DIRECTORY}/${Constants.DEFAULT_PERFORMANCE_RECORDS_DB_NAME}.db`,
+ );
default:
throw new Error(`Performance storage URI is mandatory with storage type '${storageType}'`);
}
}
- private static isObject(item): boolean {
- return item && typeof item === 'object' && Array.isArray(item) === false;
- }
-
- private static deepMerge(target: object, ...sources: object[]): object {
- if (!sources.length) {
- return target;
- }
- const source = sources.shift();
-
- if (Configuration.isObject(target) && Configuration.isObject(source)) {
- for (const key in source) {
- if (Configuration.isObject(source[key])) {
- if (!target[key]) {
- Object.assign(target, { [key]: {} });
- }
- // eslint-disable-next-line @typescript-eslint/no-unsafe-argument
- Configuration.deepMerge(target[key], source[key]);
- } else {
- // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
- Object.assign(target, { [key]: source[key] });
- }
- }
- }
- return Configuration.deepMerge(target, ...sources);
- }
-
- private static objectHasOwnProperty(object: unknown, property: string): boolean {
- return Object.prototype.hasOwnProperty.call(object, property) as boolean;
- }
-
- private static isUndefined(obj: unknown): boolean {
- return typeof obj === 'undefined';
- }
-
- private static handleFileException(
- logPrefix: string,
- fileType: FileType,
- filePath: string,
- error: NodeJS.ErrnoException,
- params: HandleErrorParams<EmptyObject> = { throwError: true }
- ): 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
- );
- }
- if (params?.throwError) {
- throw error;
- }
+ private static buildPerformanceUriFilePath(file: string) {
+ return `file://${join(resolve(dirname(fileURLToPath(import.meta.url)), '../'), file)}`;
}
}