import merge from 'just-merge';
import { WorkerChoiceStrategies } from 'poolifier';
-import Constants from './Constants';
+import { Constants } from './Constants';
+import { Utils } from './Utils';
import {
+ ApplicationProtocol,
type ConfigurationData,
+ FileType,
+ type LogConfiguration,
type StationTemplateUrl,
type StorageConfiguration,
+ StorageType,
SupervisionUrlDistribution,
type UIServerConfiguration,
type 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';
+} from '../types';
+import { WorkerConstants, WorkerProcessType } from '../worker';
-export default class Configuration {
+export class Configuration {
private static configurationFile = path.join(
- path.resolve(path.dirname(fileURLToPath(import.meta.url)), '../'),
+ path.dirname(fileURLToPath(import.meta.url)),
'assets',
'config.json'
);
// This is intentional
}
- static setConfigurationChangeCallback(cb: () => Promise<void>): void {
+ public static setConfigurationChangeCallback(cb: () => Promise<void>): void {
Configuration.configurationChangeCallback = cb;
}
- static getLogStatisticsInterval(): number | undefined {
- Configuration.warnDeprecatedConfigurationKey(
- 'statisticsDisplayInterval',
- undefined,
- "Use 'logStatisticsInterval' instead"
- );
- // Read conf
- return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logStatisticsInterval')
- ? Configuration.getConfig()?.logStatisticsInterval
- : Constants.DEFAULT_LOG_STATISTICS_INTERVAL;
- }
-
- static getUIServer(): UIServerConfiguration {
- if (Configuration.objectHasOwnProperty(Configuration.getConfig(), 'uiWebSocketServer')) {
+ public static getUIServer(): UIServerConfiguration {
+ if (Utils.hasOwnProp(Configuration.getConfig(), '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 'uiServer' instead"
+ )}`
);
}
let uiServerConfiguration: UIServerConfiguration = {
port: Constants.DEFAULT_UI_SERVER_PORT,
},
};
- if (Configuration.objectHasOwnProperty(Configuration.getConfig(), 'uiServer')) {
- uiServerConfiguration = merge(uiServerConfiguration, Configuration.getConfig()?.uiServer);
+ if (Utils.hasOwnProp(Configuration.getConfig(), 'uiServer')) {
+ uiServerConfiguration = merge<UIServerConfiguration>(
+ uiServerConfiguration,
+ Configuration.getConfig()?.uiServer
+ );
}
- if (Configuration.isCFEnvironment() === true) {
+ if (Utils.isCFEnvironment() === true) {
delete uiServerConfiguration.options?.host;
uiServerConfiguration.options.port = parseInt(process.env.PORT);
}
return uiServerConfiguration;
}
- static getPerformanceStorage(): StorageConfiguration {
+ public 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')) {
+ if (Utils.hasOwnProp(Configuration.getConfig(), 'performanceStorage')) {
storageConfiguration = {
...storageConfiguration,
...Configuration.getConfig()?.performanceStorage,
+ ...(Configuration.getConfig()?.performanceStorage?.type === StorageType.JSON_FILE &&
+ Configuration.getConfig()?.performanceStorage?.uri && {
+ uri: Configuration.buildPerformanceUriFilePath(
+ new URL(Configuration.getConfig()?.performanceStorage?.uri).pathname
+ ),
+ }),
};
}
return storageConfiguration;
}
- static getAutoReconnectMaxRetries(): number | undefined {
+ public static getAutoReconnectMaxRetries(): number | undefined {
Configuration.warnDeprecatedConfigurationKey(
'autoReconnectTimeout',
undefined,
'Use it in charging station template instead'
);
// Read conf
- if (Configuration.objectHasOwnProperty(Configuration.getConfig(), 'autoReconnectMaxRetries')) {
+ if (Utils.hasOwnProp(Configuration.getConfig(), 'autoReconnectMaxRetries')) {
return Configuration.getConfig()?.autoReconnectMaxRetries;
}
}
- static getStationTemplateUrls(): StationTemplateUrl[] | undefined {
+ public static getStationTemplateUrls(): StationTemplateUrl[] | undefined {
Configuration.warnDeprecatedConfigurationKey(
'stationTemplateURLs',
undefined,
"Use 'stationTemplateUrls' instead"
);
- !Configuration.isUndefined(Configuration.getConfig()['stationTemplateURLs']) &&
+ !Utils.isUndefined(Configuration.getConfig()['stationTemplateURLs']) &&
(Configuration.getConfig().stationTemplateUrls = Configuration.getConfig()[
'stationTemplateURLs'
- ] as unknown 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}`
- );
+ ] as StationTemplateUrl[]);
+ Configuration.getConfig().stationTemplateUrls.forEach(
+ (stationTemplateUrl: StationTemplateUrl) => {
+ if (!Utils.isUndefined(stationTemplateUrl['numberOfStation'])) {
+ console.error(
+ `${chalk.green(Configuration.logPrefix())} ${chalk.red(
+ `Deprecated configuration key 'numberOfStation' usage for template file '${stationTemplateUrl.file}' in 'stationTemplateUrls'. Use 'numberOfStations' instead`
+ )}`
+ );
+ }
}
- });
+ );
// Read conf
return Configuration.getConfig()?.stationTemplateUrls;
}
- static getWorker(): WorkerConfiguration {
+ public static getLog(): LogConfiguration {
+ Configuration.warnDeprecatedConfigurationKey(
+ 'logEnabled',
+ undefined,
+ "Use 'log' section to define the logging enablement instead"
+ );
+ Configuration.warnDeprecatedConfigurationKey(
+ 'logFile',
+ undefined,
+ "Use 'log' section to define the log file instead"
+ );
+ Configuration.warnDeprecatedConfigurationKey(
+ 'logErrorFile',
+ undefined,
+ "Use 'log' section to define the log error file instead"
+ );
+ Configuration.warnDeprecatedConfigurationKey(
+ 'logConsole',
+ undefined,
+ "Use 'log' section to define the console logging enablement instead"
+ );
+ Configuration.warnDeprecatedConfigurationKey(
+ 'logStatisticsInterval',
+ undefined,
+ "Use 'log' section to define the log statistics interval instead"
+ );
+ Configuration.warnDeprecatedConfigurationKey(
+ 'logLevel',
+ undefined,
+ "Use 'log' section to define the log level instead"
+ );
+ Configuration.warnDeprecatedConfigurationKey(
+ 'logFormat',
+ undefined,
+ "Use 'log' section to define the log format instead"
+ );
+ Configuration.warnDeprecatedConfigurationKey(
+ 'logRotate',
+ undefined,
+ "Use 'log' section to define the log rotation enablement instead"
+ );
+ Configuration.warnDeprecatedConfigurationKey(
+ 'logMaxFiles',
+ undefined,
+ "Use 'log' section to define the log maximum files instead"
+ );
+ Configuration.warnDeprecatedConfigurationKey(
+ 'logMaxSize',
+ undefined,
+ "Use '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 = {
+ ...(Utils.hasOwnProp(Configuration.getConfig(), 'logEnabled') && {
+ enabled: Configuration.getConfig()?.logEnabled,
+ }),
+ ...(Utils.hasOwnProp(Configuration.getConfig(), 'logFile') && {
+ file: Configuration.getConfig()?.logFile,
+ }),
+ ...(Utils.hasOwnProp(Configuration.getConfig(), 'logErrorFile') && {
+ errorFile: Configuration.getConfig()?.logErrorFile,
+ }),
+ ...(Utils.hasOwnProp(Configuration.getConfig(), 'logStatisticsInterval') && {
+ statisticsInterval: Configuration.getConfig()?.logStatisticsInterval,
+ }),
+ ...(Utils.hasOwnProp(Configuration.getConfig(), 'logLevel') && {
+ level: Configuration.getConfig()?.logLevel,
+ }),
+ ...(Utils.hasOwnProp(Configuration.getConfig(), 'logConsole') && {
+ console: Configuration.getConfig()?.logConsole,
+ }),
+ ...(Utils.hasOwnProp(Configuration.getConfig(), 'logFormat') && {
+ format: Configuration.getConfig()?.logFormat,
+ }),
+ ...(Utils.hasOwnProp(Configuration.getConfig(), 'logRotate') && {
+ rotate: Configuration.getConfig()?.logRotate,
+ }),
+ ...(Utils.hasOwnProp(Configuration.getConfig(), 'logMaxFiles') && {
+ maxFiles: Configuration.getConfig()?.logMaxFiles,
+ }),
+ ...(Utils.hasOwnProp(Configuration.getConfig(), 'logMaxSize') && {
+ maxSize: Configuration.getConfig()?.logMaxSize,
+ }),
+ };
+ const logConfiguration: LogConfiguration = {
+ ...defaultLogConfiguration,
+ ...deprecatedLogConfiguration,
+ ...(Utils.hasOwnProp(Configuration.getConfig(), 'log') && Configuration.getConfig()?.log),
+ };
+ return logConfiguration;
+ }
+
+ public static getWorker(): WorkerConfiguration {
Configuration.warnDeprecatedConfigurationKey(
'useWorkerPool',
undefined,
undefined,
"Use '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 ?? WorkerChoiceStrategies.ROUND_ROBIN,
+ const defaultWorkerConfiguration: WorkerConfiguration = {
+ processType: WorkerProcessType.workerSet,
+ startDelay: WorkerConstants.DEFAULT_WORKER_START_DELAY,
+ elementsPerWorker: WorkerConstants.DEFAULT_ELEMENTS_PER_WORKER,
+ elementStartDelay: WorkerConstants.DEFAULT_ELEMENT_START_DELAY,
+ poolMinSize: WorkerConstants.DEFAULT_POOL_MIN_SIZE,
+ poolMaxSize: WorkerConstants.DEFAULT_POOL_MAX_SIZE,
+ poolStrategy: WorkerChoiceStrategies.ROUND_ROBIN,
+ };
+ const deprecatedWorkerConfiguration: WorkerConfiguration = {
+ ...(Utils.hasOwnProp(Configuration.getConfig(), 'workerProcess') && {
+ processType: Configuration.getConfig()?.workerProcess,
+ }),
+ ...(Utils.hasOwnProp(Configuration.getConfig(), 'workerStartDelay') && {
+ startDelay: Configuration.getConfig()?.workerStartDelay,
+ }),
+ ...(Utils.hasOwnProp(Configuration.getConfig(), 'chargingStationsPerWorker') && {
+ elementsPerWorker: Configuration.getConfig()?.chargingStationsPerWorker,
+ }),
+ ...(Utils.hasOwnProp(Configuration.getConfig(), 'elementStartDelay') && {
+ elementStartDelay: Configuration.getConfig()?.elementStartDelay,
+ }),
+ ...(Utils.hasOwnProp(Configuration.getConfig(), 'workerPoolMinSize') && {
+ poolMinSize: Configuration.getConfig()?.workerPoolMinSize,
+ }),
+ ...(Utils.hasOwnProp(Configuration.getConfig(), 'workerPoolMaxSize') && {
+ poolMaxSize: Configuration.getConfig()?.workerPoolMaxSize,
+ }),
+ ...(Utils.hasOwnProp(Configuration.getConfig(), 'workerPoolStrategy') && {
+ poolStrategy:
+ Configuration.getConfig()?.workerPoolStrategy ?? WorkerChoiceStrategies.ROUND_ROBIN,
+ }),
+ };
+ const workerConfiguration: WorkerConfiguration = {
+ ...defaultWorkerConfiguration,
+ ...deprecatedWorkerConfiguration,
+ ...(Utils.hasOwnProp(Configuration.getConfig(), 'worker') &&
+ Configuration.getConfig()?.worker),
};
- if (Configuration.objectHasOwnProperty(Configuration.getConfig(), 'worker')) {
- workerConfiguration = { ...workerConfiguration, ...Configuration.getConfig()?.worker };
- }
return workerConfiguration;
}
- static getLogConsole(): boolean | undefined {
- Configuration.warnDeprecatedConfigurationKey(
- 'consoleLog',
- undefined,
- "Use 'logConsole' instead"
+ public static workerPoolInUse(): boolean {
+ return [WorkerProcessType.dynamicPool, WorkerProcessType.staticPool].includes(
+ Configuration.getWorker().processType
);
- return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logConsole')
- ? Configuration.getConfig()?.logConsole
- : false;
}
- static getLogFormat(): string | undefined {
- return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logFormat')
- ? Configuration.getConfig()?.logFormat
- : 'simple';
+ public static workerDynamicPoolInUse(): boolean {
+ return Configuration.getWorker().processType === WorkerProcessType.dynamicPool;
}
- static getLogRotate(): boolean | undefined {
- return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logRotate')
- ? Configuration.getConfig()?.logRotate
- : true;
- }
-
- static getLogMaxFiles(): number | string | false | undefined {
- return (
- Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logMaxFiles') &&
- Configuration.getConfig()?.logMaxFiles
- );
- }
-
- static getLogMaxSize(): number | string | false | undefined {
- return (
- Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logMaxFiles') &&
- Configuration.getConfig()?.logMaxSize
- );
- }
-
- static getLogLevel(): string | undefined {
- return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logLevel')
- ? Configuration.getConfig()?.logLevel?.toLowerCase()
- : 'info';
- }
-
- static getLogFile(): string | undefined {
- return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logFile')
- ? Configuration.getConfig()?.logFile
- : 'combined.log';
- }
-
- static getLogErrorFile(): string | undefined {
- Configuration.warnDeprecatedConfigurationKey(
- 'errorFile',
- undefined,
- "Use 'logErrorFile' instead"
- );
- return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logErrorFile')
- ? Configuration.getConfig()?.logErrorFile
- : 'error.log';
- }
-
- static getSupervisionUrls(): string | string[] | undefined {
+ public static getSupervisionUrls(): string | string[] | undefined {
Configuration.warnDeprecatedConfigurationKey(
'supervisionURLs',
undefined,
"Use 'supervisionUrls' instead"
);
- !Configuration.isUndefined(Configuration.getConfig()['supervisionURLs']) &&
+ !Utils.isUndefined(Configuration.getConfig()['supervisionURLs']) &&
(Configuration.getConfig().supervisionUrls = Configuration.getConfig()['supervisionURLs'] as
| string
| string[]);
return Configuration.getConfig()?.supervisionUrls;
}
- static getSupervisionUrlDistribution(): SupervisionUrlDistribution | undefined {
+ public static getSupervisionUrlDistribution(): SupervisionUrlDistribution | undefined {
Configuration.warnDeprecatedConfigurationKey(
'distributeStationToTenantEqually',
undefined,
undefined,
"Use 'supervisionUrlDistribution' instead"
);
- return Configuration.objectHasOwnProperty(
- Configuration.getConfig(),
- 'supervisionUrlDistribution'
- )
+ return Utils.hasOwnProp(Configuration.getConfig(), 'supervisionUrlDistribution')
? Configuration.getConfig()?.supervisionUrlDistribution
: SupervisionUrlDistribution.ROUND_ROBIN;
}
) {
if (
sectionName &&
- !Configuration.isUndefined(Configuration.getConfig()[sectionName]) &&
- !Configuration.isUndefined(
- (Configuration.getConfig()[sectionName] as Record<string, unknown>)[key]
- )
+ !Utils.isUndefined(Configuration.getConfig()[sectionName]) &&
+ !Utils.isUndefined((Configuration.getConfig()[sectionName] as Record<string, unknown>)[key])
) {
console.error(
- chalk`{green ${Configuration.logPrefix()}} {red Deprecated configuration key '${key}' usage in section '${sectionName}'${
- logMsgToAppend.trim().length !== 0 && `. ${logMsgToAppend}`
- }}`
+ `${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 (!Utils.isUndefined(Configuration.getConfig()[key])) {
console.error(
- chalk`{green ${Configuration.logPrefix()}} {red Deprecated configuration key '${key}' usage${
- logMsgToAppend.trim().length !== 0 && `. ${logMsgToAppend}`
- }}`
+ `${chalk.green(Configuration.logPrefix())} ${chalk.red(
+ `Deprecated configuration key '${key}' usage${
+ logMsgToAppend.trim().length > 0 ? `. ${logMsgToAppend}` : ''
+ }`
+ )}`
);
}
}
private static getConfigurationFileWatcher(): fs.FSWatcher | undefined {
try {
return fs.watch(Configuration.configurationFile, (event, filename): void => {
- if (filename.trim().length !== 0 && event === 'change') {
+ if (filename?.trim().length > 0 && event === 'change') {
// Nullify to force configuration file reading
Configuration.configuration = null;
- if (!Configuration.isUndefined(Configuration.configurationChangeCallback)) {
+ if (!Utils.isUndefined(Configuration.configurationChangeCallback)) {
Configuration.configurationChangeCallback().catch((error) => {
throw typeof error === 'string' ? new Error(error) : error;
});
}
}
- private static isCFEnvironment(): boolean {
- return process.env.VCAP_APPLICATION !== undefined;
- }
-
- private static getDefaultPerformanceStorageUri(storageType: StorageType) {
- switch (storageType) {
- case StorageType.JSON_FILE:
- return `file://${path.join(
- path.resolve(path.dirname(fileURLToPath(import.meta.url)), '../../'),
- Constants.DEFAULT_PERFORMANCE_RECORDS_FILENAME
- )}`;
- case StorageType.SQLITE:
- return `file://${path.join(
- path.resolve(path.dirname(fileURLToPath(import.meta.url)), '../../'),
- `${Constants.DEFAULT_PERFORMANCE_RECORDS_DB_NAME}.db`
- )}`;
- default:
- throw new Error(`Performance storage URI is mandatory with storage type '${storageType}'`);
- }
- }
-
- private static objectHasOwnProperty(object: unknown, property: string): boolean {
- return Object.prototype.hasOwnProperty.call(object, property) as boolean;
- }
-
- private static isUndefined(obj: unknown): boolean {
- return obj === undefined;
- }
-
private static handleFileException(
- filePath: string,
+ file: string,
fileType: FileType,
error: NodeJS.ErrnoException,
- logPrefix: string,
- params: HandleErrorParams<EmptyObject> = { throwError: true }
+ logPrefix: string
): void {
- const prefix = logPrefix.trim().length !== 0 ? `${logPrefix} ` : '';
+ const prefix = Utils.isNotEmptyString(logPrefix) ? `${logPrefix} ` : '';
let logMsg: string;
switch (error.code) {
case 'ENOENT':
- logMsg = `${fileType} file ${filePath} not found: `;
+ logMsg = `${fileType} file ${file} not found:`;
break;
case 'EEXIST':
- logMsg = `${fileType} file ${filePath} already exists: `;
+ logMsg = `${fileType} file ${file} already exists:`;
break;
case 'EACCES':
- logMsg = `${fileType} file ${filePath} access denied: `;
+ logMsg = `${fileType} file ${file} access denied:`;
+ break;
+ case 'EPERM':
+ logMsg = `${fileType} file ${file} permission denied:`;
break;
default:
- logMsg = `${fileType} file ${filePath} error: `;
+ logMsg = `${fileType} file ${file} error:`;
}
- console.error(`${chalk.green(prefix)}${chalk.red(logMsg)}`, error);
- if (params?.throwError) {
- throw error;
+ console.error(`${chalk.green(prefix)}${chalk.red(`${logMsg} `)}`, error);
+ throw error;
+ }
+
+ private static getDefaultPerformanceStorageUri(storageType: StorageType) {
+ switch (storageType) {
+ case StorageType.JSON_FILE:
+ return Configuration.buildPerformanceUriFilePath(
+ Constants.DEFAULT_PERFORMANCE_RECORDS_FILENAME
+ );
+ case StorageType.SQLITE:
+ return Configuration.buildPerformanceUriFilePath(
+ `${Constants.DEFAULT_PERFORMANCE_RECORDS_DB_NAME}.db`
+ );
+ default:
+ throw new Error(`Performance storage URI is mandatory with storage type '${storageType}'`);
}
}
+
+ private static buildPerformanceUriFilePath(file: string) {
+ return `file://${path.join(
+ path.resolve(path.dirname(fileURLToPath(import.meta.url)), '../'),
+ file
+ )}`;
+ }
}