cube.js 配置json schema

通过对与cube 配置的json schema 学习我们可以知道cube.js 都包含了那些扩展点，可以方便系统的扩容以及优化

内容

const schemaOptions = Joi.object().keys({

  // server CreateOptions

  initApp: Joi.func(),

  webSockets: Joi.boolean(),

  http: Joi.object().keys({

    cors: Joi.object(),

  }),

  gracefulShutdown: Joi.number().min(0).integer(),

  // Additional from WebSocketServerOptions

  processSubscriptionsInterval: Joi.number(),

  webSocketsBasePath: Joi.string(),

  // server-core CoreCreateOptions

  dbType: dbTypes,

  externalDbType: dbTypes,

  schemaPath: Joi.string(),

  basePath: Joi.string(),

  devServer: Joi.boolean(),

  apiSecret: Joi.string(),

  logger: Joi.func(),

  // source

  dialectFactory: Joi.func(),

  driverFactory: Joi.func(),

  // external

  externalDialectFactory: Joi.func(),

  externalDriverFactory: Joi.func(),

  //

  cacheAndQueueDriver: Joi.string().valid('redis', 'memory'),

  contextToAppId: Joi.func(),

  contextToOrchestratorId: Joi.func(),

  contextToDataSourceId: Joi.func(),

  repositoryFactory: Joi.func(),

  checkAuth: Joi.func(),

  checkAuthMiddleware: Joi.func(),

  jwt: jwtOptions,

  queryTransformer: Joi.func(),

  queryRewrite: Joi.func(),

  preAggregationsSchema: Joi.alternatives().try(

    Joi.string(),

    Joi.func()

  ),

  schemaVersion: Joi.func(),

  extendContext: Joi.func(),

  // Scheduled refresh

  scheduledRefreshTimer: Joi.alternatives().try(

    Joi.boolean(),

    Joi.number().min(0).integer()

  ),

  scheduledRefreshTimeZones: Joi.array().items(Joi.string()),

  scheduledRefreshContexts: Joi.func(),

  scheduledRefreshConcurrency: Joi.number().min(1).integer(),

  // Compiler cache

  compilerCacheSize: Joi.number().min(0).integer(),

  updateCompilerCacheKeepAlive: Joi.boolean(),

  maxCompilerCacheKeepAlive: Joi.number().min(0).integer(),

  telemetry: Joi.boolean(),

  allowUngroupedWithoutPrimaryKey: Joi.boolean(),

  orchestratorOptions: Joi.alternatives().try(

    Joi.func(),

    Joi.object().keys({

      redisPrefix: Joi.string().allow(''),

      redisPoolOptions: Joi.object().keys({

        poolMin: Joi.number().min(0),

        poolMax: Joi.number().min(0),

        idleTimeoutSeconds: Joi.number().min(0),

        softIdleTimeoutSeconds: Joi.number().min(0),

        createClient: Joi.func(),

        destroyClient: Joi.func(),

        poolOptions: Joi.object().keys({

          maxWaitingClients: Joi.number(),

          testOnBorrow: Joi.bool(),

          testOnReturn: Joi.bool(),

          acquireTimeoutMillis: Joi.number(),

          fifo: Joi.bool(),

          priorityRange: Joi.number(),

          autostart: Joi.bool(),

          evictionRunIntervalMillis: Joi.number().min(0),

          numTestsPerEvictionRun: Joi.number().min(1),

          softIdleTimeoutMillis: Joi.number().min(0),

          idleTimeoutMillis: Joi.number().min(0),

        })

      }),

      continueWaitTimeout: Joi.number().min(0).integer(),

      skipExternalCacheAndQueue: Joi.boolean(),

      queryCacheOptions: Joi.object().keys({

        refreshKeyRenewalThreshold: Joi.number().min(0).integer(),

        backgroundRenew: Joi.boolean(),

        queueOptions: schemaQueueOptions,

        externalQueueOptions: schemaQueueOptions

      }),

      preAggregationsOptions: {

        queueOptions: schemaQueueOptions,

        externalRefresh: Joi.boolean(),

      },

      rollupOnlyMode: Joi.boolean()

    })

  ),

  allowJsDuplicatePropsInSchema: Joi.boolean(),

  dashboardAppPath: Joi.string(),

  dashboardAppPort: Joi.number(),

  sqlCache: Joi.boolean(),

  livePreview: Joi.boolean(),

  // SQL API

  sqlPort: Joi.number(),

  pgSqlPort: Joi.number(),

  checkSqlAuth: Joi.func(),

  sqlUser: Joi.string(),

  sqlPassword: Joi.string(),

  // Additional system flags

  serverless: Joi.boolean(),

  allowNodeRequire: Joi.boolean(),

});

参考资料

https://github.com/cube-js/cube.js/blob/36b65ef40415a3fdf6cbbcc0a6d1a6b345add1c5/packages/cubejs-server-core/src/core/optionsValidate.ts