-import { JSONSchemaType } from 'ajv';
-import Ajv from 'ajv-draft-04';
+import { AsyncResource } from 'async_hooks';
+
+import Ajv, { type JSONSchemaType } from 'ajv';
import ajvFormats from 'ajv-formats';
+import OCPPConstants from './OCPPConstants';
+import { OCPPServiceUtils } from './OCPPServiceUtils';
import OCPPError from '../../exception/OCPPError';
-import { HandleErrorParams } from '../../types/Error';
-import { JsonType } from '../../types/JsonType';
-import { ErrorType } from '../../types/ocpp/ErrorType';
-import { IncomingRequestCommand } from '../../types/ocpp/Requests';
+import type { HandleErrorParams } from '../../types/Error';
+import type { JsonObject, JsonType } from '../../types/JsonType';
+import type { OCPPVersion } from '../../types/ocpp/OCPPVersion';
+import type { IncomingRequestCommand } from '../../types/ocpp/Requests';
+import type { ClearCacheResponse } from '../../types/ocpp/Responses';
import logger from '../../utils/Logger';
import type ChargingStation from '../ChargingStation';
+import { ChargingStationUtils } from '../ChargingStationUtils';
const moduleName = 'OCPPIncomingRequestService';
export default abstract class OCPPIncomingRequestService {
private static instance: OCPPIncomingRequestService | null = null;
- private ajv: Ajv;
+ protected asyncResource: AsyncResource;
+ private readonly version: OCPPVersion;
+ private readonly ajv: Ajv;
+ protected abstract jsonSchemas: Map<IncomingRequestCommand, JSONSchemaType<JsonObject>>;
- protected constructor() {
- this.ajv = new Ajv();
+ protected constructor(version: OCPPVersion) {
+ this.version = version;
+ this.ajv = new Ajv({
+ keywords: ['javaType'],
+ multipleOfPrecision: 2,
+ });
ajvFormats(this.ajv);
+ this.asyncResource = new AsyncResource(moduleName);
+ this.incomingRequestHandler.bind(this);
+ this.validateIncomingRequestPayload.bind(this);
}
public static getInstance<T extends OCPPIncomingRequestService>(this: new () => T): T {
- if (!OCPPIncomingRequestService.instance) {
+ if (OCPPIncomingRequestService.instance === null) {
OCPPIncomingRequestService.instance = new this();
}
return OCPPIncomingRequestService.instance as T;
commandName: IncomingRequestCommand,
error: Error,
params: HandleErrorParams<T> = { throwError: true }
- ): T {
+ ): T | undefined {
logger.error(
- `${chargingStation.logPrefix()} ${moduleName}.handleIncomingRequestError: Incoming request command %s error: %j`,
- commandName,
+ `${chargingStation.logPrefix()} ${moduleName}.handleIncomingRequestError: Incoming request command '${commandName}' error:`,
error
);
if (!params?.throwError && params?.errorResponse) {
schema: JSONSchemaType<T>,
payload: T
): boolean {
- if (!chargingStation.getPayloadSchemaValidation()) {
+ if (chargingStation.getPayloadSchemaValidation() === false) {
return true;
}
const validate = this.ajv.compile(schema);
return true;
}
logger.error(
- `${chargingStation.logPrefix()} ${moduleName}.validateIncomingRequestPayload: Incoming request PDU is invalid: %j`,
+ `${chargingStation.logPrefix()} ${moduleName}.validateIncomingRequestPayload: Command '${commandName}' incoming request PDU is invalid: %j`,
validate.errors
);
throw new OCPPError(
- ErrorType.FORMATION_VIOLATION,
+ OCPPServiceUtils.ajvErrorsToErrorType(validate.errors),
'Incoming request PDU is invalid',
commandName,
JSON.stringify(validate.errors, null, 2)
);
}
+ protected handleRequestClearCache(chargingStation: ChargingStation): ClearCacheResponse {
+ chargingStation.authorizedTagsCache.deleteAuthorizedTags(
+ ChargingStationUtils.getAuthorizationFile(chargingStation.stationInfo)
+ );
+ return OCPPConstants.OCPP_RESPONSE_ACCEPTED;
+ }
+
public abstract incomingRequestHandler(
chargingStation: ChargingStation,
messageId: string,