// Partial Copyright Jerome Benoit. 2021-2023. All Rights Reserved.
+import fs from 'fs';
+import path from 'path';
+import { fileURLToPath } from 'url';
+
import type { JSONSchemaType } from 'ajv';
import OCPPError from '../../../exception/OCPPError';
import type { JsonObject, JsonType } from '../../../types/JsonType';
-import type { OCPP20IncomingRequestCommand } from '../../../types/ocpp/2.0/Requests';
+import {
+ type OCPP20ClearCacheRequest,
+ OCPP20IncomingRequestCommand,
+} from '../../../types/ocpp/2.0/Requests';
import { ErrorType } from '../../../types/ocpp/ErrorType';
+import { OCPPVersion } from '../../../types/ocpp/OCPPVersion';
import type { IncomingRequestHandler } from '../../../types/ocpp/Requests';
import logger from '../../../utils/Logger';
import type ChargingStation from '../../ChargingStation';
const moduleName = 'OCPP20IncomingRequestService';
export default class OCPP20IncomingRequestService extends OCPPIncomingRequestService {
+ protected jsonSchemas: Map<OCPP20IncomingRequestCommand, JSONSchemaType<JsonObject>>;
private incomingRequestHandlers: Map<OCPP20IncomingRequestCommand, IncomingRequestHandler>;
- private jsonSchemas: Map<OCPP20IncomingRequestCommand, JSONSchemaType<JsonObject>>;
public constructor() {
if (new.target?.name === moduleName) {
throw new TypeError(`Cannot construct ${new.target?.name} instances directly`);
}
- super();
- this.incomingRequestHandlers = new Map<OCPP20IncomingRequestCommand, IncomingRequestHandler>();
- this.jsonSchemas = new Map<OCPP20IncomingRequestCommand, JSONSchemaType<JsonObject>>();
+ super(OCPPVersion.VERSION_20);
+ this.incomingRequestHandlers = new Map<OCPP20IncomingRequestCommand, IncomingRequestHandler>([
+ [OCPP20IncomingRequestCommand.CLEAR_CACHE, this.handleRequestClearCache.bind(this)],
+ ]);
+ this.jsonSchemas = new Map<OCPP20IncomingRequestCommand, JSONSchemaType<JsonObject>>([
+ [
+ OCPP20IncomingRequestCommand.CLEAR_CACHE,
+ this.parseJsonSchemaFile<OCPP20ClearCacheRequest>(
+ '../../../assets/json-schemas/ocpp/2.0/ClearCacheRequest.json'
+ ),
+ ],
+ ]);
this.validatePayload.bind(this);
}
let response: JsonType;
if (
chargingStation.getOcppStrictCompliance() === true &&
- chargingStation.isInPendingState() === true /* &&
- (commandName === OCPP20IncomingRequestCommand.REMOTE_START_TRANSACTION ||
- commandName === OCPP20IncomingRequestCommand.REMOTE_STOP_TRANSACTION ) */
+ chargingStation.isInPendingState() === true &&
+ (commandName === OCPP20IncomingRequestCommand.REQUEST_START_TRANSACTION ||
+ commandName === OCPP20IncomingRequestCommand.REQUEST_STOP_TRANSACTION)
) {
throw new OCPPError(
ErrorType.SECURITY_ERROR,
commandName: OCPP20IncomingRequestCommand,
commandPayload: JsonType
): boolean {
- if (this.jsonSchemas.has(commandName)) {
+ if (this.jsonSchemas.has(commandName) === true) {
return this.validateIncomingRequestPayload(
chargingStation,
commandName,
);
}
logger.warn(
- `${chargingStation.logPrefix()} ${moduleName}.validatePayload: No JSON schema found for command ${commandName} PDU validation`
+ `${chargingStation.logPrefix()} ${moduleName}.validatePayload: No JSON schema found for command '${commandName}' PDU validation`
);
return false;
}
+
+ private parseJsonSchemaFile<T extends JsonType>(relativePath: string): JSONSchemaType<T> {
+ return JSON.parse(
+ fs.readFileSync(
+ path.resolve(path.dirname(fileURLToPath(import.meta.url)), relativePath),
+ 'utf8'
+ )
+ ) as JSONSchemaType<T>;
+ }
}