-import ConfigurationData, {
- StationTemplateUrl,
- StorageConfiguration,
+import fs from 'fs';
+import path from 'path';
+import { fileURLToPath } from 'url';
+
+import chalk from 'chalk';
+import { WorkerChoiceStrategies } from 'poolifier';
+
+import {
+ type ConfigurationData,
+ type StationTemplateUrl,
+ type StorageConfiguration,
SupervisionUrlDistribution,
- UIServerConfiguration,
- WorkerConfiguration,
+ type UIServerConfiguration,
+ type WorkerConfiguration,
} from '../types/ConfigurationData';
-
-import Constants from './Constants';
-import { EmptyObject } from '../types/EmptyObject';
+import type { EmptyObject } from '../types/EmptyObject';
+import type { HandleErrorParams } from '../types/Error';
import { FileType } from '../types/FileType';
-import { HandleErrorParams } from '../types/Error';
import { StorageType } from '../types/Storage';
-import WorkerConstants from '../worker/WorkerConstants';
+import { ApplicationProtocol } from '../types/UIProtocol';
import { WorkerProcessType } from '../types/Worker';
-import chalk from 'chalk';
-import { fileURLToPath } from 'url';
-import fs from 'fs';
-import path from 'path';
+import WorkerConstants from '../worker/WorkerConstants';
+import Constants from './Constants';
export default class Configuration {
private static configurationFile = path.join(
private static configuration: ConfigurationData | null = null;
private static configurationChangeCallback: () => Promise<void>;
+ private constructor() {
+ // This is intentional
+ }
+
static setConfigurationChangeCallback(cb: () => Promise<void>): void {
Configuration.configurationChangeCallback = cb;
}
);
}
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 = {
- ...uiServerConfiguration,
- ...Configuration.getConfig().uiServer,
- };
+ uiServerConfiguration = Configuration.deepMerge(
+ uiServerConfiguration,
+ Configuration.getConfig().uiServer
+ );
+ }
+ if (Configuration.isCFEnvironment() === true) {
+ delete uiServerConfiguration.options.host;
+ uiServerConfiguration.options.port = parseInt(process.env.PORT);
}
return uiServerConfiguration;
}
)
? Configuration.getConfig().workerPoolMaxSize
: WorkerConstants.DEFAULT_POOL_MAX_SIZE,
- poolStrategy: Configuration.getConfig().workerPoolStrategy,
+ poolStrategy:
+ Configuration.getConfig().workerPoolStrategy ?? WorkerChoiceStrategies.FAIR_SHARE,
};
if (Configuration.objectHasOwnProperty(Configuration.getConfig(), 'worker')) {
workerConfiguration = { ...workerConfiguration, ...Configuration.getConfig().worker };
}
}
+ private static isCFEnvironment(): boolean {
+ return process.env.VCAP_APPLICATION !== undefined;
+ }
+
private static getDefaultPerformanceStorageUri(storageType: StorageType) {
const SQLiteFileName = `${Constants.DEFAULT_PERFORMANCE_RECORDS_DB_NAME}.db`;
switch (storageType) {
}
}
+ private static isObject(item): boolean {
+ return item && typeof item === 'object' && Array.isArray(item) === false;
+ }
+
private static objectHasOwnProperty(object: unknown, property: string): boolean {
return Object.prototype.hasOwnProperty.call(object, property) as boolean;
}
return typeof obj === 'undefined';
}
+ 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 handleFileException(
logPrefix: string,
fileType: FileType,