import { BootNotificationResponse, RegistrationStatus } from '../types/ocpp/Responses';
import ChargingStationConfiguration, { ConfigurationKey } from '../types/ChargingStationConfiguration';
import ChargingStationTemplate, { CurrentType, PowerUnits, Voltage } from '../types/ChargingStationTemplate';
-import { Connector, Connectors, SampledValueTemplate } from '../types/Connectors';
-import { ConnectorPhaseRotation, StandardParametersKey, SupportedFeatureProfiles } from '../types/ocpp/Configuration';
+import { ConnectorPhaseRotation, StandardParametersKey, SupportedFeatureProfiles, VendorDefaultParametersKey } from '../types/ocpp/Configuration';
+import { ConnectorStatus, SampledValueTemplate } from '../types/Connectors';
import { MeterValueMeasurand, MeterValuePhase } from '../types/ocpp/MeterValues';
import { WSError, WebSocketCloseEventStatusCode } from '../types/WebSocket';
import WebSocket, { ClientOptions, Data, OPEN } from 'ws';
import { ChargePointStatus } from '../types/ocpp/ChargePointStatus';
import { ChargingProfile } from '../types/ocpp/ChargingProfile';
import ChargingStationInfo from '../types/ChargingStationInfo';
+import { ChargingStationWorkerMessageEvents } from '../types/ChargingStationWorker';
import { ClientRequestArgs } from 'http';
import Configuration from '../utils/Configuration';
import Constants from '../utils/Constants';
import crypto from 'crypto';
import fs from 'fs';
import logger from '../utils/Logger';
+import { parentPort } from 'worker_threads';
import path from 'path';
export default class ChargingStation {
- public stationTemplateFile: string;
+ public readonly stationTemplateFile: string;
public authorizedTags: string[];
public stationInfo!: ChargingStationInfo;
- public connectors: Connectors;
+ public readonly connectors: Map<number, ConnectorStatus>;
public configuration!: ChargingStationConfiguration;
public wsConnection!: WebSocket;
- public requests: Map<string, CachedRequest>;
+ public readonly requests: Map<string, CachedRequest>;
public performanceStatistics!: PerformanceStatistics;
public heartbeatSetInterval!: NodeJS.Timeout;
public ocppRequestService!: OCPPRequestService;
- private index: number;
+ private readonly index: number;
private bootNotificationRequest!: BootNotificationRequest;
private bootNotificationResponse!: BootNotificationResponse | null;
private connectorsConfigurationHash!: string;
private ocppIncomingRequestService!: OCPPIncomingRequestService;
- private messageQueue: string[];
- private wsConnectionUrl!: URL;
+ private readonly messageBuffer: Set<string>;
+ private wsConfiguredConnectionUrl!: URL;
private wsConnectionRestarted: boolean;
private stopped: boolean;
private autoReconnectRetryCount: number;
constructor(index: number, stationTemplateFile: string) {
this.index = index;
this.stationTemplateFile = stationTemplateFile;
- this.connectors = {} as Connectors;
+ this.connectors = new Map<number, ConnectorStatus>();
this.initialize();
this.stopped = false;
this.autoReconnectRetryCount = 0;
this.requests = new Map<string, CachedRequest>();
- this.messageQueue = new Array<string>();
+ this.messageBuffer = new Set<string>();
this.authorizedTags = this.getAuthorizedTags();
}
+ get wsConnectionUrl(): URL {
+ return this.getSupervisionUrlOcppConfiguration() ? new URL(this.getConfigurationKey(this.stationInfo.supervisionUrlOcppKey ?? VendorDefaultParametersKey.ConnectionUrl).value + '/' + this.stationInfo.chargingStationId) : this.wsConfiguredConnectionUrl;
+ }
+
public logPrefix(): string {
return Utils.logPrefix(` ${this.stationInfo.chargingStationId} |`);
}
}
public isChargingStationAvailable(): boolean {
- return this.getConnector(0).availability === AvailabilityType.OPERATIVE;
+ return this.getConnectorStatus(0).availability === AvailabilityType.OPERATIVE;
}
public isConnectorAvailable(id: number): boolean {
- return this.getConnector(id).availability === AvailabilityType.OPERATIVE;
+ return this.getConnectorStatus(id).availability === AvailabilityType.OPERATIVE;
+ }
+
+ public getNumberOfConnectors(): number {
+ return this.connectors.get(0) ? this.connectors.size - 1 : this.connectors.size;
}
- public getConnector(id: number): Connector {
- return this.connectors[id];
+ public getConnectorStatus(id: number): ConnectorStatus {
+ return this.connectors.get(id);
}
public getCurrentOutType(): CurrentType | undefined {
}
public getTransactionIdTag(transactionId: number): string | undefined {
- for (const connector in this.connectors) {
- if (Utils.convertToInt(connector) > 0 && this.getConnector(Utils.convertToInt(connector)).transactionId === transactionId) {
- return this.getConnector(Utils.convertToInt(connector)).transactionIdTag;
+ for (const connectorId of this.connectors.keys()) {
+ if (connectorId > 0 && this.getConnectorStatus(connectorId).transactionId === transactionId) {
+ return this.getConnectorStatus(connectorId).transactionIdTag;
}
}
}
public getEnergyActiveImportRegisterByTransactionId(transactionId: number): number | undefined {
if (this.getMeteringPerTransaction()) {
- for (const connector in this.connectors) {
- if (Utils.convertToInt(connector) > 0 && this.getConnector(Utils.convertToInt(connector)).transactionId === transactionId) {
- return this.getConnector(Utils.convertToInt(connector)).transactionEnergyActiveImportRegisterValue;
+ for (const connectorId of this.connectors.keys()) {
+ if (connectorId > 0 && this.getConnectorStatus(connectorId).transactionId === transactionId) {
+ return this.getConnectorStatus(connectorId).transactionEnergyActiveImportRegisterValue;
}
}
}
- for (const connector in this.connectors) {
- if (Utils.convertToInt(connector) > 0 && this.getConnector(Utils.convertToInt(connector)).transactionId === transactionId) {
- return this.getConnector(Utils.convertToInt(connector)).energyActiveImportRegisterValue;
+ for (const connectorId of this.connectors.keys()) {
+ if (connectorId > 0 && this.getConnectorStatus(connectorId).transactionId === transactionId) {
+ return this.getConnectorStatus(connectorId).energyActiveImportRegisterValue;
}
}
}
public getEnergyActiveImportRegisterByConnectorId(connectorId: number): number | undefined {
if (this.getMeteringPerTransaction()) {
- return this.getConnector(connectorId).transactionEnergyActiveImportRegisterValue;
+ return this.getConnectorStatus(connectorId).transactionEnergyActiveImportRegisterValue;
}
- return this.getConnector(connectorId).energyActiveImportRegisterValue;
+ return this.getConnectorStatus(connectorId).energyActiveImportRegisterValue;
}
public getAuthorizeRemoteTxRequests(): boolean {
logger.debug(`${this.logPrefix()} Trying to get MeterValues measurand '${measurand}' ${phase ? `on phase ${phase} ` : ''}in template on connectorId ${connectorId} not found in '${StandardParametersKey.MeterValuesSampledData}' OCPP parameter`);
return;
}
- const sampledValueTemplates: SampledValueTemplate[] = this.getConnector(connectorId).MeterValues;
+ const sampledValueTemplates: SampledValueTemplate[] = this.getConnectorStatus(connectorId).MeterValues;
for (let index = 0; !Utils.isEmptyArray(sampledValueTemplates) && index < sampledValueTemplates.length; index++) {
if (!Constants.SUPPORTED_MEASURANDS.includes(sampledValueTemplates[index]?.measurand ?? MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER)) {
logger.warn(`${this.logPrefix()} Unsupported MeterValues measurand '${measurand}' ${phase ? `on phase ${phase} ` : ''}in template on connectorId ${connectorId}`);
logger.error(`${this.logPrefix()} Trying to start MeterValues on connector Id ${connectorId.toString()}`);
return;
}
- if (!this.getConnector(connectorId)) {
+ if (!this.getConnectorStatus(connectorId)) {
logger.error(`${this.logPrefix()} Trying to start MeterValues on non existing connector Id ${connectorId.toString()}`);
return;
}
- if (!this.getConnector(connectorId)?.transactionStarted) {
+ if (!this.getConnectorStatus(connectorId)?.transactionStarted) {
logger.error(`${this.logPrefix()} Trying to start MeterValues on connector Id ${connectorId} with no transaction started`);
return;
- } else if (this.getConnector(connectorId)?.transactionStarted && !this.getConnector(connectorId)?.transactionId) {
+ } else if (this.getConnectorStatus(connectorId)?.transactionStarted && !this.getConnectorStatus(connectorId)?.transactionId) {
logger.error(`${this.logPrefix()} Trying to start MeterValues on connector Id ${connectorId} with no transaction id`);
return;
}
if (interval > 0) {
// eslint-disable-next-line @typescript-eslint/no-misused-promises
- this.getConnector(connectorId).transactionSetInterval = setInterval(async (): Promise<void> => {
- await this.ocppRequestService.sendMeterValues(connectorId, this.getConnector(connectorId).transactionId, interval);
+ this.getConnectorStatus(connectorId).transactionSetInterval = setInterval(async (): Promise<void> => {
+ await this.ocppRequestService.sendMeterValues(connectorId, this.getConnectorStatus(connectorId).transactionId, interval);
}, interval);
} else {
logger.error(`${this.logPrefix()} Charging station ${StandardParametersKey.MeterValueSampleInterval} configuration set to ${interval ? Utils.formatDurationMilliSeconds(interval) : interval}, not sending MeterValues`);
this.wsConnection.on('ping', this.onPing.bind(this));
// Handle WebSocket pong
this.wsConnection.on('pong', this.onPong.bind(this));
+ parentPort.postMessage({ id: ChargingStationWorkerMessageEvents.STARTED, data: { id: this.stationInfo.chargingStationId } });
}
public async stop(reason: StopTransactionReason = StopTransactionReason.NONE): Promise<void> {
// Stop message sequence
await this.stopMessageSequence(reason);
- for (const connector in this.connectors) {
- if (Utils.convertToInt(connector) > 0) {
- await this.ocppRequestService.sendStatusNotification(Utils.convertToInt(connector), ChargePointStatus.UNAVAILABLE);
- this.getConnector(Utils.convertToInt(connector)).status = ChargePointStatus.UNAVAILABLE;
+ for (const connectorId of this.connectors.keys()) {
+ if (connectorId > 0) {
+ await this.ocppRequestService.sendStatusNotification(connectorId, ChargePointStatus.UNAVAILABLE);
+ this.getConnectorStatus(connectorId).status = ChargePointStatus.UNAVAILABLE;
}
}
if (this.isWebSocketConnectionOpened()) {
this.performanceStatistics.stop();
}
this.bootNotificationResponse = null;
+ parentPort.postMessage({ id: ChargingStationWorkerMessageEvents.STOPPED, data: { id: this.stationInfo.chargingStationId } });
this.stopped = true;
}
});
}
- public addConfigurationKey(key: string | StandardParametersKey, value: string, readonly = false, visible = true, reboot = false): void {
+ public addConfigurationKey(key: string | StandardParametersKey, value: string, options: { readonly?: boolean, visible?: boolean, reboot?: boolean } = { readonly: false, visible: true, reboot: false }): void {
const keyFound = this.getConfigurationKey(key);
+ const readonly = options.readonly;
+ const visible = options.visible;
+ const reboot = options.reboot;
if (!keyFound) {
this.configuration.configurationKey.push({
key,
public setChargingProfile(connectorId: number, cp: ChargingProfile): void {
let cpReplaced = false;
- if (!Utils.isEmptyArray(this.getConnector(connectorId).chargingProfiles)) {
- this.getConnector(connectorId).chargingProfiles?.forEach((chargingProfile: ChargingProfile, index: number) => {
+ if (!Utils.isEmptyArray(this.getConnectorStatus(connectorId).chargingProfiles)) {
+ this.getConnectorStatus(connectorId).chargingProfiles?.forEach((chargingProfile: ChargingProfile, index: number) => {
if (chargingProfile.chargingProfileId === cp.chargingProfileId
|| (chargingProfile.stackLevel === cp.stackLevel && chargingProfile.chargingProfilePurpose === cp.chargingProfilePurpose)) {
- this.getConnector(connectorId).chargingProfiles[index] = cp;
+ this.getConnectorStatus(connectorId).chargingProfiles[index] = cp;
cpReplaced = true;
}
});
}
- !cpReplaced && this.getConnector(connectorId).chargingProfiles?.push(cp);
+ !cpReplaced && this.getConnectorStatus(connectorId).chargingProfiles?.push(cp);
}
- public resetTransactionOnConnector(connectorId: number): void {
- this.getConnector(connectorId).authorized = false;
- this.getConnector(connectorId).transactionStarted = false;
- delete this.getConnector(connectorId).authorizeIdTag;
- delete this.getConnector(connectorId).transactionId;
- delete this.getConnector(connectorId).transactionIdTag;
- this.getConnector(connectorId).transactionEnergyActiveImportRegisterValue = 0;
- delete this.getConnector(connectorId).transactionBeginMeterValue;
+ public resetConnectorStatus(connectorId: number): void {
+ this.getConnectorStatus(connectorId).idTagLocalAuthorized = false;
+ this.getConnectorStatus(connectorId).idTagAuthorized = false;
+ this.getConnectorStatus(connectorId).transactionRemoteStarted = false;
+ this.getConnectorStatus(connectorId).transactionStarted = false;
+ delete this.getConnectorStatus(connectorId).localAuthorizeIdTag;
+ delete this.getConnectorStatus(connectorId).authorizeIdTag;
+ delete this.getConnectorStatus(connectorId).transactionId;
+ delete this.getConnectorStatus(connectorId).transactionIdTag;
+ this.getConnectorStatus(connectorId).transactionEnergyActiveImportRegisterValue = 0;
+ delete this.getConnectorStatus(connectorId).transactionBeginMeterValue;
this.stopMeterValues(connectorId);
}
- public addToMessageQueue(message: string): void {
- let dups = false;
- // Handle dups in message queue
- for (const bufferedMessage of this.messageQueue) {
- // Message already in the queue
- if (message === bufferedMessage) {
- dups = true;
- break;
- }
- }
- if (!dups) {
- // Queue message
- this.messageQueue.push(message);
- }
+ public bufferMessage(message: string): void {
+ this.messageBuffer.add(message);
}
- private flushMessageQueue() {
- if (!Utils.isEmptyArray(this.messageQueue)) {
- this.messageQueue.forEach((message, index) => {
- this.messageQueue.splice(index, 1);
+ private flushMessageBuffer() {
+ if (this.messageBuffer.size > 0) {
+ this.messageBuffer.forEach((message) => {
// TODO: evaluate the need to track performance
this.wsConnection.send(message);
+ this.messageBuffer.delete(message);
});
}
}
+ private getSupervisionUrlOcppConfiguration(): boolean {
+ return this.stationInfo.supervisionUrlOcppConfiguration ?? false;
+ }
+
private getChargingStationId(stationTemplate: ChargingStationTemplate): string {
// In case of multiple instances: add instance index to charging station id
const instanceIndex = process.env.CF_INSTANCE_INDEX ?? 0;
stationTemplateFromFile = JSON.parse(fs.readFileSync(fileDescriptor, 'utf8')) as ChargingStationTemplate;
fs.closeSync(fileDescriptor);
} catch (error) {
- FileUtils.handleFileException(this.logPrefix(), 'Template', this.stationTemplateFile, error);
+ FileUtils.handleFileException(this.logPrefix(), 'Template', this.stationTemplateFile, error as NodeJS.ErrnoException);
}
const stationInfo: ChargingStationInfo = stationTemplateFromFile ?? {} as ChargingStationInfo;
+ stationInfo.wsOptions = stationTemplateFromFile?.wsOptions ?? {};
if (!Utils.isEmptyArray(stationTemplateFromFile.power)) {
stationTemplateFromFile.power = stationTemplateFromFile.power as number[];
const powerArrayRandomIndex = Math.floor(Utils.secureRandom() * stationTemplateFromFile.power.length);
return stationInfo;
}
- private getOCPPVersion(): OCPPVersion {
+ private getOcppVersion(): OCPPVersion {
return this.stationInfo.ocppVersion ? this.stationInfo.ocppVersion : OCPPVersion.VERSION_16;
}
private initialize(): void {
this.stationInfo = this.buildStationInfo();
+ this.configuration = this.getTemplateChargingStationConfiguration();
+ delete this.stationInfo.Configuration;
this.bootNotificationRequest = {
chargePointModel: this.stationInfo.chargePointModel,
chargePointVendor: this.stationInfo.chargePointVendor,
...!Utils.isUndefined(this.stationInfo.chargeBoxSerialNumberPrefix) && { chargeBoxSerialNumber: this.stationInfo.chargeBoxSerialNumberPrefix },
...!Utils.isUndefined(this.stationInfo.firmwareVersion) && { firmwareVersion: this.stationInfo.firmwareVersion },
};
- this.configuration = this.getTemplateChargingStationConfiguration();
- this.wsConnectionUrl = new URL(this.getSupervisionURL().href + '/' + this.stationInfo.chargingStationId);
// Build connectors if needed
const maxConnectors = this.getMaxNumberOfConnectors();
if (maxConnectors <= 0) {
this.stationInfo.randomConnectors = true;
}
const connectorsConfigHash = crypto.createHash('sha256').update(JSON.stringify(this.stationInfo.Connectors) + maxConnectors.toString()).digest('hex');
- const connectorsConfigChanged = !Utils.isEmptyObject(this.connectors) && this.connectorsConfigurationHash !== connectorsConfigHash;
- if (!this.connectors || Utils.isEmptyObject(this.connectors) || connectorsConfigChanged) {
- connectorsConfigChanged && (this.connectors = {} as Connectors);
+ const connectorsConfigChanged = this.connectors?.size !== 0 && this.connectorsConfigurationHash !== connectorsConfigHash;
+ if (this.connectors?.size === 0 || connectorsConfigChanged) {
+ connectorsConfigChanged && (this.connectors.clear());
this.connectorsConfigurationHash = connectorsConfigHash;
// Add connector Id 0
let lastConnector = '0';
for (lastConnector in this.stationInfo.Connectors) {
- if (Utils.convertToInt(lastConnector) === 0 && this.getUseConnectorId0() && this.stationInfo.Connectors[lastConnector]) {
- this.connectors[lastConnector] = Utils.cloneObject<Connector>(this.stationInfo.Connectors[lastConnector]);
- this.connectors[lastConnector].availability = AvailabilityType.OPERATIVE;
- if (Utils.isUndefined(this.connectors[lastConnector]?.chargingProfiles)) {
- this.connectors[lastConnector].chargingProfiles = [];
+ const lastConnectorId = Utils.convertToInt(lastConnector);
+ if (lastConnectorId === 0 && this.getUseConnectorId0() && this.stationInfo.Connectors[lastConnector]) {
+ this.connectors.set(lastConnectorId, Utils.cloneObject<ConnectorStatus>(this.stationInfo.Connectors[lastConnector]));
+ this.getConnectorStatus(lastConnectorId).availability = AvailabilityType.OPERATIVE;
+ if (Utils.isUndefined(this.getConnectorStatus(lastConnectorId)?.chargingProfiles)) {
+ this.getConnectorStatus(lastConnectorId).chargingProfiles = [];
}
}
}
if ((this.stationInfo.Connectors[0] ? templateMaxConnectors - 1 : templateMaxConnectors) > 0) {
for (let index = 1; index <= maxConnectors; index++) {
const randConnectorId = this.stationInfo.randomConnectors ? Utils.getRandomInteger(Utils.convertToInt(lastConnector), 1) : index;
- this.connectors[index] = Utils.cloneObject<Connector>(this.stationInfo.Connectors[randConnectorId]);
- this.connectors[index].availability = AvailabilityType.OPERATIVE;
- if (Utils.isUndefined(this.connectors[lastConnector]?.chargingProfiles)) {
- this.connectors[index].chargingProfiles = [];
+ this.connectors.set(index, Utils.cloneObject<ConnectorStatus>(this.stationInfo.Connectors[randConnectorId]));
+ this.getConnectorStatus(index).availability = AvailabilityType.OPERATIVE;
+ if (Utils.isUndefined(this.getConnectorStatus(index)?.chargingProfiles)) {
+ this.getConnectorStatus(index).chargingProfiles = [];
}
}
}
// Avoid duplication of connectors related information
delete this.stationInfo.Connectors;
// Initialize transaction attributes on connectors
- for (const connector in this.connectors) {
- if (Utils.convertToInt(connector) > 0 && !this.getConnector(Utils.convertToInt(connector))?.transactionStarted) {
- this.initTransactionAttributesOnConnector(Utils.convertToInt(connector));
+ for (const connectorId of this.connectors.keys()) {
+ if (connectorId > 0 && !this.getConnectorStatus(connectorId)?.transactionStarted) {
+ this.initializeConnectorStatus(connectorId);
}
}
- switch (this.getOCPPVersion()) {
+ this.wsConfiguredConnectionUrl = new URL(this.getConfiguredSupervisionUrl().href + '/' + this.stationInfo.chargingStationId);
+ switch (this.getOcppVersion()) {
case OCPPVersion.VERSION_16:
this.ocppIncomingRequestService = new OCPP16IncomingRequestService(this);
this.ocppRequestService = new OCPP16RequestService(this, new OCPP16ResponseService(this));
break;
default:
- this.handleUnsupportedVersion(this.getOCPPVersion());
+ this.handleUnsupportedVersion(this.getOcppVersion());
break;
}
// OCPP parameters
- this.initOCPPParameters();
+ this.initOcppParameters();
if (this.stationInfo.autoRegister) {
this.bootNotificationResponse = {
currentTime: new Date().toISOString(),
}
}
- private initOCPPParameters(): void {
+ private initOcppParameters(): void {
+ if (this.getSupervisionUrlOcppConfiguration() && !this.getConfigurationKey(this.stationInfo.supervisionUrlOcppKey ?? VendorDefaultParametersKey.ConnectionUrl)) {
+ this.addConfigurationKey(VendorDefaultParametersKey.ConnectionUrl, this.getConfiguredSupervisionUrl().href, { reboot: true });
+ }
if (!this.getConfigurationKey(StandardParametersKey.SupportedFeatureProfiles)) {
this.addConfigurationKey(StandardParametersKey.SupportedFeatureProfiles, `${SupportedFeatureProfiles.Core},${SupportedFeatureProfiles.Local_Auth_List_Management},${SupportedFeatureProfiles.Smart_Charging}`);
}
- this.addConfigurationKey(StandardParametersKey.NumberOfConnectors, this.getNumberOfConnectors().toString(), true);
+ this.addConfigurationKey(StandardParametersKey.NumberOfConnectors, this.getNumberOfConnectors().toString(), { readonly: true });
if (!this.getConfigurationKey(StandardParametersKey.MeterValuesSampledData)) {
this.addConfigurationKey(StandardParametersKey.MeterValuesSampledData, MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER);
}
if (!this.getConfigurationKey(StandardParametersKey.ConnectorPhaseRotation)) {
const connectorPhaseRotation = [];
- for (const connector in this.connectors) {
+ for (const connectorId of this.connectors.keys()) {
// AC/DC
- if (Utils.convertToInt(connector) === 0 && this.getNumberOfPhases() === 0) {
- connectorPhaseRotation.push(`${connector}.${ConnectorPhaseRotation.RST}`);
- } else if (Utils.convertToInt(connector) > 0 && this.getNumberOfPhases() === 0) {
- connectorPhaseRotation.push(`${connector}.${ConnectorPhaseRotation.NotApplicable}`);
+ if (connectorId === 0 && this.getNumberOfPhases() === 0) {
+ connectorPhaseRotation.push(`${connectorId}.${ConnectorPhaseRotation.RST}`);
+ } else if (connectorId > 0 && this.getNumberOfPhases() === 0) {
+ connectorPhaseRotation.push(`${connectorId}.${ConnectorPhaseRotation.NotApplicable}`);
// AC
- } else if (Utils.convertToInt(connector) > 0 && this.getNumberOfPhases() === 1) {
- connectorPhaseRotation.push(`${connector}.${ConnectorPhaseRotation.NotApplicable}`);
- } else if (Utils.convertToInt(connector) > 0 && this.getNumberOfPhases() === 3) {
- connectorPhaseRotation.push(`${connector}.${ConnectorPhaseRotation.RST}`);
+ } else if (connectorId > 0 && this.getNumberOfPhases() === 1) {
+ connectorPhaseRotation.push(`${connectorId}.${ConnectorPhaseRotation.NotApplicable}`);
+ } else if (connectorId > 0 && this.getNumberOfPhases() === 3) {
+ connectorPhaseRotation.push(`${connectorId}.${ConnectorPhaseRotation.RST}`);
}
}
this.addConfigurationKey(StandardParametersKey.ConnectorPhaseRotation, connectorPhaseRotation.toString());
await this.startMessageSequence();
this.stopped && (this.stopped = false);
if (this.wsConnectionRestarted && this.isWebSocketConnectionOpened()) {
- this.flushMessageQueue();
+ this.flushMessageBuffer();
}
} else {
logger.error(`${this.logPrefix()} Registration failure: max retries reached (${this.getRegistrationMaxRetries()}) or retry disabled (${this.getRegistrationMaxRetries()})`);
private async onMessage(data: Data): Promise<void> {
let [messageType, messageId, commandName, commandPayload, errorDetails]: IncomingRequest = [0, '', '' as IncomingRequestCommand, {}, {}];
let responseCallback: (payload: Record<string, unknown> | string, requestPayload: Record<string, unknown>) => void;
- let rejectCallback: (error: OCPPError) => void;
+ let rejectCallback: (error: OCPPError, requestStatistic?: boolean) => void;
let requestCommandName: RequestCommand | IncomingRequestCommand;
let requestPayload: Record<string, unknown>;
let cachedRequest: CachedRequest;
}
} catch (error) {
// Log
- logger.error('%s Incoming OCPP message %j matching cached request %j processing error %j', this.logPrefix(), data, this.requests.get(messageId), error);
+ logger.error('%s Incoming OCPP message %j matching cached request %j processing error %j', this.logPrefix(), data.toString(), this.requests.get(messageId), error);
// Send error
- messageType === MessageType.CALL_MESSAGE && await this.ocppRequestService.sendError(messageId, error, commandName);
+ messageType === MessageType.CALL_MESSAGE && await this.ocppRequestService.sendError(messageId, error as OCPPError, commandName);
}
}
authorizedTags = JSON.parse(fs.readFileSync(fileDescriptor, 'utf8')) as string[];
fs.closeSync(fileDescriptor);
} catch (error) {
- FileUtils.handleFileException(this.logPrefix(), 'Authorization', authorizationFile, error);
+ FileUtils.handleFileException(this.logPrefix(), 'Authorization', authorizationFile, error as NodeJS.ErrnoException);
}
} else {
logger.info(this.logPrefix() + ' No authorization file given in template file ' + this.stationTemplateFile);
private getNumberOfRunningTransactions(): number {
let trxCount = 0;
- for (const connector in this.connectors) {
- if (Utils.convertToInt(connector) > 0 && this.getConnector(Utils.convertToInt(connector))?.transactionStarted) {
+ for (const connectorId of this.connectors.keys()) {
+ if (connectorId > 0 && this.getConnectorStatus(connectorId)?.transactionStarted) {
trxCount++;
}
}
return maxConnectors;
}
- private getNumberOfConnectors(): number {
- return this.connectors[0] ? Object.keys(this.connectors).length - 1 : Object.keys(this.connectors).length;
- }
-
private async startMessageSequence(): Promise<void> {
// Start WebSocket ping
this.startWebSocketPing();
// Start heartbeat
this.startHeartbeat();
// Initialize connectors status
- for (const connector in this.connectors) {
- if (Utils.convertToInt(connector) === 0) {
+ for (const connectorId of this.connectors.keys()) {
+ if (connectorId === 0) {
continue;
- } else if (!this.stopped && !this.getConnector(Utils.convertToInt(connector))?.status && this.getConnector(Utils.convertToInt(connector))?.bootStatus) {
+ } else if (!this.stopped && !this.getConnectorStatus(connectorId)?.status && this.getConnectorStatus(connectorId)?.bootStatus) {
// Send status in template at startup
- await this.ocppRequestService.sendStatusNotification(Utils.convertToInt(connector), this.getConnector(Utils.convertToInt(connector)).bootStatus);
- this.getConnector(Utils.convertToInt(connector)).status = this.getConnector(Utils.convertToInt(connector)).bootStatus;
- } else if (this.stopped && this.getConnector(Utils.convertToInt(connector))?.bootStatus) {
+ await this.ocppRequestService.sendStatusNotification(connectorId, this.getConnectorStatus(connectorId).bootStatus);
+ this.getConnectorStatus(connectorId).status = this.getConnectorStatus(connectorId).bootStatus;
+ } else if (this.stopped && this.getConnectorStatus(connectorId)?.status && this.getConnectorStatus(connectorId)?.bootStatus) {
// Send status in template after reset
- await this.ocppRequestService.sendStatusNotification(Utils.convertToInt(connector), this.getConnector(Utils.convertToInt(connector)).bootStatus);
- this.getConnector(Utils.convertToInt(connector)).status = this.getConnector(Utils.convertToInt(connector)).bootStatus;
- } else if (!this.stopped && this.getConnector(Utils.convertToInt(connector))?.status) {
+ await this.ocppRequestService.sendStatusNotification(connectorId, this.getConnectorStatus(connectorId).bootStatus);
+ this.getConnectorStatus(connectorId).status = this.getConnectorStatus(connectorId).bootStatus;
+ } else if (!this.stopped && this.getConnectorStatus(connectorId)?.status) {
// Send previous status at template reload
- await this.ocppRequestService.sendStatusNotification(Utils.convertToInt(connector), this.getConnector(Utils.convertToInt(connector)).status);
+ await this.ocppRequestService.sendStatusNotification(connectorId, this.getConnectorStatus(connectorId).status);
} else {
// Send default status
- await this.ocppRequestService.sendStatusNotification(Utils.convertToInt(connector), ChargePointStatus.AVAILABLE);
- this.getConnector(Utils.convertToInt(connector)).status = ChargePointStatus.AVAILABLE;
+ await this.ocppRequestService.sendStatusNotification(connectorId, ChargePointStatus.AVAILABLE);
+ this.getConnectorStatus(connectorId).status = ChargePointStatus.AVAILABLE;
}
}
// Start the ATG
this.automaticTransactionGenerator.started) {
this.automaticTransactionGenerator.stop();
} else {
- for (const connector in this.connectors) {
- if (Utils.convertToInt(connector) > 0 && this.getConnector(Utils.convertToInt(connector))?.transactionStarted) {
- const transactionId = this.getConnector(Utils.convertToInt(connector)).transactionId;
+ for (const connectorId of this.connectors.keys()) {
+ if (connectorId > 0 && this.getConnectorStatus(connectorId)?.transactionStarted) {
+ const transactionId = this.getConnectorStatus(connectorId).transactionId;
await this.ocppRequestService.sendStopTransaction(transactionId, this.getEnergyActiveImportRegisterByTransactionId(transactionId),
this.getTransactionIdTag(transactionId), reason);
}
}
}
- private getSupervisionURL(): URL {
- const supervisionUrls = Utils.cloneObject<string | string[]>(this.stationInfo.supervisionURL ? this.stationInfo.supervisionURL : Configuration.getSupervisionURLs());
+ private getConfiguredSupervisionUrl(): URL {
+ const supervisionUrls = Utils.cloneObject<string | string[]>(this.stationInfo.supervisionUrl ?? Configuration.getSupervisionUrls());
let indexUrl = 0;
if (!Utils.isEmptyArray(supervisionUrls)) {
if (Configuration.getDistributeStationsToTenantsEqually()) {
}
}
- private openWSConnection(options?: ClientOptions & ClientRequestArgs, forceCloseOpened = false): void {
- options = options ?? {};
+ private openWSConnection(options: ClientOptions & ClientRequestArgs = this.stationInfo.wsOptions, forceCloseOpened = false): void {
options.handshakeTimeout = options?.handshakeTimeout ?? this.getConnectionTimeout() * 1000;
if (!Utils.isNullOrUndefined(this.stationInfo.supervisionUser) && !Utils.isNullOrUndefined(this.stationInfo.supervisionPassword)) {
options.auth = `${this.stationInfo.supervisionUser}:${this.stationInfo.supervisionPassword}`;
if (this.isWebSocketConnectionOpened() && forceCloseOpened) {
this.wsConnection.close();
}
- let protocol;
- switch (this.getOCPPVersion()) {
+ let protocol: string;
+ switch (this.getOcppVersion()) {
case OCPPVersion.VERSION_16:
protocol = 'ocpp' + OCPPVersion.VERSION_16;
break;
default:
- this.handleUnsupportedVersion(this.getOCPPVersion());
+ this.handleUnsupportedVersion(this.getOcppVersion());
break;
}
this.wsConnection = new WebSocket(this.wsConnectionUrl, protocol, options);
}
private stopMeterValues(connectorId: number) {
- if (this.getConnector(connectorId)?.transactionSetInterval) {
- clearInterval(this.getConnector(connectorId).transactionSetInterval);
+ if (this.getConnectorStatus(connectorId)?.transactionSetInterval) {
+ clearInterval(this.getConnectorStatus(connectorId).transactionSetInterval);
}
}
}
});
} catch (error) {
- FileUtils.handleFileException(this.logPrefix(), 'Authorization', authorizationFile, error);
+ FileUtils.handleFileException(this.logPrefix(), 'Authorization', authorizationFile, error as NodeJS.ErrnoException);
}
} else {
logger.info(this.logPrefix() + ' No authorization file given in template file ' + this.stationTemplateFile + '. Not monitoring changes');
}
});
} catch (error) {
- FileUtils.handleFileException(this.logPrefix(), 'Template', this.stationTemplateFile, error);
+ FileUtils.handleFileException(this.logPrefix(), 'Template', this.stationTemplateFile, error as NodeJS.ErrnoException);
}
}
if (this.autoReconnectRetryCount < this.getAutoReconnectMaxRetries() || this.getAutoReconnectMaxRetries() === -1) {
this.autoReconnectRetryCount++;
const reconnectDelay = (this.getReconnectExponentialDelay() ? Utils.exponentialDelay(this.autoReconnectRetryCount) : this.getConnectionTimeout() * 1000);
- const reconnectTimeout = reconnectDelay - 100;
+ const reconnectTimeout = (reconnectDelay - 100) > 0 && reconnectDelay;
logger.error(`${this.logPrefix()} WebSocket: connection retry in ${Utils.roundTo(reconnectDelay, 2)}ms, timeout ${reconnectTimeout}ms`);
await Utils.sleep(reconnectDelay);
logger.error(this.logPrefix() + ' WebSocket: reconnecting try #' + this.autoReconnectRetryCount.toString());
- this.openWSConnection({ handshakeTimeout: reconnectTimeout }, true);
+ this.openWSConnection({ ...this.stationInfo.wsOptions, handshakeTimeout: reconnectTimeout }, true);
this.wsConnectionRestarted = true;
} else if (this.getAutoReconnectMaxRetries() !== -1) {
logger.error(`${this.logPrefix()} WebSocket reconnect failure: max retries reached (${this.autoReconnectRetryCount}) or retry disabled (${this.getAutoReconnectMaxRetries()})`);
}
}
- private initTransactionAttributesOnConnector(connectorId: number): void {
- this.getConnector(connectorId).authorized = false;
- this.getConnector(connectorId).transactionStarted = false;
- this.getConnector(connectorId).energyActiveImportRegisterValue = 0;
- this.getConnector(connectorId).transactionEnergyActiveImportRegisterValue = 0;
+ private initializeConnectorStatus(connectorId: number): void {
+ this.getConnectorStatus(connectorId).idTagLocalAuthorized = false;
+ this.getConnectorStatus(connectorId).idTagAuthorized = false;
+ this.getConnectorStatus(connectorId).transactionRemoteStarted = false;
+ this.getConnectorStatus(connectorId).transactionStarted = false;
+ this.getConnectorStatus(connectorId).energyActiveImportRegisterValue = 0;
+ this.getConnectorStatus(connectorId).transactionEnergyActiveImportRegisterValue = 0;
}
}