1 // Partial Copyright Jerome Benoit. 2021. All Rights Reserved.
3 import crypto from
'crypto';
5 import path from
'path';
6 import { URL
} from
'url';
7 import { parentPort
} from
'worker_threads';
9 import WebSocket
, { type RawData
} from
'ws';
11 import BaseError from
'../exception/BaseError';
12 import OCPPError from
'../exception/OCPPError';
13 import PerformanceStatistics from
'../performance/PerformanceStatistics';
14 import type { AutomaticTransactionGeneratorConfiguration
} from
'../types/AutomaticTransactionGenerator';
15 import type { ChargingStationConfiguration
} from
'../types/ChargingStationConfiguration';
16 import type { ChargingStationInfo
} from
'../types/ChargingStationInfo';
17 import type { ChargingStationOcppConfiguration
} from
'../types/ChargingStationOcppConfiguration';
19 type ChargingStationTemplate
,
23 } from
'../types/ChargingStationTemplate';
24 import { SupervisionUrlDistribution
} from
'../types/ConfigurationData';
25 import type { ConnectorStatus
} from
'../types/ConnectorStatus';
26 import { FileType
} from
'../types/FileType';
27 import type { JsonType
} from
'../types/JsonType';
28 import { ChargePointErrorCode
} from
'../types/ocpp/ChargePointErrorCode';
29 import { ChargePointStatus
} from
'../types/ocpp/ChargePointStatus';
30 import { ChargingProfile
, ChargingRateUnitType
} from
'../types/ocpp/ChargingProfile';
32 ConnectorPhaseRotation
,
33 StandardParametersKey
,
34 SupportedFeatureProfiles
,
35 VendorDefaultParametersKey
,
36 } from
'../types/ocpp/Configuration';
37 import { ErrorType
} from
'../types/ocpp/ErrorType';
38 import { MessageType
} from
'../types/ocpp/MessageType';
39 import { MeterValue
, MeterValueMeasurand
} from
'../types/ocpp/MeterValues';
40 import { OCPPVersion
} from
'../types/ocpp/OCPPVersion';
43 type BootNotificationRequest
,
46 type HeartbeatRequest
,
48 IncomingRequestCommand
,
49 type MeterValuesRequest
,
51 type ResponseCallback
,
52 type StatusNotificationRequest
,
53 } from
'../types/ocpp/Requests';
55 type BootNotificationResponse
,
57 type HeartbeatResponse
,
58 type MeterValuesResponse
,
61 type StatusNotificationResponse
,
62 } from
'../types/ocpp/Responses';
64 StopTransactionReason
,
65 type StopTransactionRequest
,
66 type StopTransactionResponse
,
67 } from
'../types/ocpp/Transaction';
68 import { WSError
, WebSocketCloseEventStatusCode
} from
'../types/WebSocket';
69 import Configuration from
'../utils/Configuration';
70 import Constants from
'../utils/Constants';
71 import { ACElectricUtils
, DCElectricUtils
} from
'../utils/ElectricUtils';
72 import FileUtils from
'../utils/FileUtils';
73 import logger from
'../utils/Logger';
74 import Utils from
'../utils/Utils';
75 import AuthorizedTagsCache from
'./AuthorizedTagsCache';
76 import AutomaticTransactionGenerator from
'./AutomaticTransactionGenerator';
77 import { ChargingStationConfigurationUtils
} from
'./ChargingStationConfigurationUtils';
78 import { ChargingStationUtils
} from
'./ChargingStationUtils';
79 import ChargingStationWorkerBroadcastChannel from
'./ChargingStationWorkerBroadcastChannel';
80 import { MessageChannelUtils
} from
'./MessageChannelUtils';
81 import OCPP16IncomingRequestService from
'./ocpp/1.6/OCPP16IncomingRequestService';
82 import OCPP16RequestService from
'./ocpp/1.6/OCPP16RequestService';
83 import OCPP16ResponseService from
'./ocpp/1.6/OCPP16ResponseService';
84 import { OCPP16ServiceUtils
} from
'./ocpp/1.6/OCPP16ServiceUtils';
85 import type OCPPIncomingRequestService from
'./ocpp/OCPPIncomingRequestService';
86 import type OCPPRequestService from
'./ocpp/OCPPRequestService';
87 import SharedLRUCache from
'./SharedLRUCache';
89 export default class ChargingStation
{
90 public readonly index
: number;
91 public readonly templateFile
: string;
92 public stationInfo
!: ChargingStationInfo
;
93 public started
: boolean;
94 public starting
: boolean;
95 public authorizedTagsCache
: AuthorizedTagsCache
;
96 public automaticTransactionGenerator
!: AutomaticTransactionGenerator
;
97 public ocppConfiguration
!: ChargingStationOcppConfiguration
;
98 public wsConnection
!: WebSocket
;
99 public readonly connectors
: Map
<number, ConnectorStatus
>;
100 public readonly requests
: Map
<string, CachedRequest
>;
101 public performanceStatistics
!: PerformanceStatistics
;
102 public heartbeatSetInterval
!: NodeJS
.Timeout
;
103 public ocppRequestService
!: OCPPRequestService
;
104 public bootNotificationRequest
!: BootNotificationRequest
;
105 public bootNotificationResponse
!: BootNotificationResponse
| null;
106 public powerDivider
!: number;
107 private stopping
: boolean;
108 private configurationFile
!: string;
109 private configurationFileHash
!: string;
110 private connectorsConfigurationHash
!: string;
111 private ocppIncomingRequestService
!: OCPPIncomingRequestService
;
112 private readonly messageBuffer
: Set
<string>;
113 private configuredSupervisionUrl
!: URL
;
114 private configuredSupervisionUrlIndex
!: number;
115 private wsConnectionRestarted
: boolean;
116 private autoReconnectRetryCount
: number;
117 private templateFileWatcher
!: fs
.FSWatcher
;
118 private readonly sharedLRUCache
: SharedLRUCache
;
119 private webSocketPingSetInterval
!: NodeJS
.Timeout
;
120 private readonly chargingStationWorkerBroadcastChannel
: ChargingStationWorkerBroadcastChannel
;
122 constructor(index
: number, templateFile
: string) {
123 this.started
= false;
124 this.starting
= false;
125 this.stopping
= false;
126 this.wsConnectionRestarted
= false;
127 this.autoReconnectRetryCount
= 0;
129 this.templateFile
= templateFile
;
130 this.connectors
= new Map
<number, ConnectorStatus
>();
131 this.requests
= new Map
<string, CachedRequest
>();
132 this.messageBuffer
= new Set
<string>();
133 this.sharedLRUCache
= SharedLRUCache
.getInstance();
134 this.authorizedTagsCache
= AuthorizedTagsCache
.getInstance();
135 this.chargingStationWorkerBroadcastChannel
= new ChargingStationWorkerBroadcastChannel(this);
140 private get
wsConnectionUrl(): URL
{
142 (this.getSupervisionUrlOcppConfiguration()
143 ? ChargingStationConfigurationUtils
.getConfigurationKey(
145 this.getSupervisionUrlOcppKey()
147 : this.configuredSupervisionUrl
.href
) +
149 this.stationInfo
.chargingStationId
153 public logPrefix(): string {
154 return Utils
.logPrefix(
156 this?.stationInfo?.chargingStationId ??
157 ChargingStationUtils.getChargingStationId(this.index, this.getTemplateFromFile())
162 public hasAuthorizedTags(): boolean {
163 return !Utils
.isEmptyArray(
164 this.authorizedTagsCache
.getAuthorizedTags(
165 ChargingStationUtils
.getAuthorizationFile(this.stationInfo
)
170 public getEnableStatistics(): boolean | undefined {
171 return !Utils
.isUndefined(this.stationInfo
.enableStatistics
)
172 ? this.stationInfo
.enableStatistics
176 public getMustAuthorizeAtRemoteStart(): boolean | undefined {
177 return this.stationInfo
.mustAuthorizeAtRemoteStart
?? true;
180 public getPayloadSchemaValidation(): boolean | undefined {
181 return this.stationInfo
.payloadSchemaValidation
?? true;
184 public getNumberOfPhases(stationInfo
?: ChargingStationInfo
): number | undefined {
185 const localStationInfo
: ChargingStationInfo
= stationInfo
?? this.stationInfo
;
186 switch (this.getCurrentOutType(stationInfo
)) {
188 return !Utils
.isUndefined(localStationInfo
.numberOfPhases
)
189 ? localStationInfo
.numberOfPhases
196 public isWebSocketConnectionOpened(): boolean {
197 return this?.wsConnection
?.readyState
=== WebSocket
.OPEN
;
200 public getRegistrationStatus(): RegistrationStatus
{
201 return this?.bootNotificationResponse
?.status;
204 public isInUnknownState(): boolean {
205 return Utils
.isNullOrUndefined(this?.bootNotificationResponse
?.status);
208 public isInPendingState(): boolean {
209 return this?.bootNotificationResponse
?.status === RegistrationStatus
.PENDING
;
212 public isInAcceptedState(): boolean {
213 return this?.bootNotificationResponse
?.status === RegistrationStatus
.ACCEPTED
;
216 public isInRejectedState(): boolean {
217 return this?.bootNotificationResponse
?.status === RegistrationStatus
.REJECTED
;
220 public isRegistered(): boolean {
222 this.isInUnknownState() === false &&
223 (this.isInAcceptedState() === true || this.isInPendingState() === true)
227 public isChargingStationAvailable(): boolean {
228 return this.getConnectorStatus(0).availability
=== AvailabilityType
.OPERATIVE
;
231 public isConnectorAvailable(id
: number): boolean {
232 return id
> 0 && this.getConnectorStatus(id
).availability
=== AvailabilityType
.OPERATIVE
;
235 public getNumberOfConnectors(): number {
236 return this.connectors
.get(0) ? this.connectors
.size
- 1 : this.connectors
.size
;
239 public getConnectorStatus(id
: number): ConnectorStatus
| undefined {
240 return this.connectors
.get(id
);
243 public getCurrentOutType(stationInfo
?: ChargingStationInfo
): CurrentType
{
244 return (stationInfo
?? this.stationInfo
).currentOutType
?? CurrentType
.AC
;
247 public getOcppStrictCompliance(): boolean {
248 return this.stationInfo
?.ocppStrictCompliance
?? false;
251 public getVoltageOut(stationInfo
?: ChargingStationInfo
): number | undefined {
252 const defaultVoltageOut
= ChargingStationUtils
.getDefaultVoltageOut(
253 this.getCurrentOutType(stationInfo
),
257 const localStationInfo
: ChargingStationInfo
= stationInfo
?? this.stationInfo
;
258 return !Utils
.isUndefined(localStationInfo
.voltageOut
)
259 ? localStationInfo
.voltageOut
263 public getConnectorMaximumAvailablePower(connectorId
: number): number {
264 let connectorAmperageLimitationPowerLimit
: number;
266 !Utils
.isNullOrUndefined(this.getAmperageLimitation()) &&
267 this.getAmperageLimitation() < this.stationInfo
.maximumAmperage
269 connectorAmperageLimitationPowerLimit
=
270 (this.getCurrentOutType() === CurrentType
.AC
271 ? ACElectricUtils
.powerTotal(
272 this.getNumberOfPhases(),
273 this.getVoltageOut(),
274 this.getAmperageLimitation() * this.getNumberOfConnectors()
276 : DCElectricUtils
.power(this.getVoltageOut(), this.getAmperageLimitation())) /
279 const connectorMaximumPower
= this.getMaximumPower() / this.powerDivider
;
280 const connectorChargingProfilePowerLimit
= this.getChargingProfilePowerLimit(connectorId
);
282 isNaN(connectorMaximumPower
) ? Infinity : connectorMaximumPower
,
283 isNaN(connectorAmperageLimitationPowerLimit
)
285 : connectorAmperageLimitationPowerLimit
,
286 isNaN(connectorChargingProfilePowerLimit
) ? Infinity : connectorChargingProfilePowerLimit
290 public getTransactionIdTag(transactionId
: number): string | undefined {
291 for (const connectorId
of this.connectors
.keys()) {
292 if (connectorId
> 0 && this.getConnectorStatus(connectorId
).transactionId
=== transactionId
) {
293 return this.getConnectorStatus(connectorId
).transactionIdTag
;
298 public getOutOfOrderEndMeterValues(): boolean {
299 return this.stationInfo
?.outOfOrderEndMeterValues
?? false;
302 public getBeginEndMeterValues(): boolean {
303 return this.stationInfo
?.beginEndMeterValues
?? false;
306 public getMeteringPerTransaction(): boolean {
307 return this.stationInfo
?.meteringPerTransaction
?? true;
310 public getTransactionDataMeterValues(): boolean {
311 return this.stationInfo
?.transactionDataMeterValues
?? false;
314 public getMainVoltageMeterValues(): boolean {
315 return this.stationInfo
?.mainVoltageMeterValues
?? true;
318 public getPhaseLineToLineVoltageMeterValues(): boolean {
319 return this.stationInfo
?.phaseLineToLineVoltageMeterValues
?? false;
322 public getCustomValueLimitationMeterValues(): boolean {
323 return this.stationInfo
?.customValueLimitationMeterValues
?? true;
326 public getConnectorIdByTransactionId(transactionId
: number): number | undefined {
327 for (const connectorId
of this.connectors
.keys()) {
330 this.getConnectorStatus(connectorId
)?.transactionId
=== transactionId
337 public getEnergyActiveImportRegisterByTransactionId(
338 transactionId
: number,
341 return this.getEnergyActiveImportRegister(
342 this.getConnectorStatus(this.getConnectorIdByTransactionId(transactionId
)),
347 public getEnergyActiveImportRegisterByConnectorId(connectorId
: number): number {
348 return this.getEnergyActiveImportRegister(this.getConnectorStatus(connectorId
));
351 public getAuthorizeRemoteTxRequests(): boolean {
352 const authorizeRemoteTxRequests
= ChargingStationConfigurationUtils
.getConfigurationKey(
354 StandardParametersKey
.AuthorizeRemoteTxRequests
356 return authorizeRemoteTxRequests
357 ? Utils
.convertToBoolean(authorizeRemoteTxRequests
.value
)
361 public getLocalAuthListEnabled(): boolean {
362 const localAuthListEnabled
= ChargingStationConfigurationUtils
.getConfigurationKey(
364 StandardParametersKey
.LocalAuthListEnabled
366 return localAuthListEnabled
? Utils
.convertToBoolean(localAuthListEnabled
.value
) : false;
369 public startHeartbeat(): void {
371 this.getHeartbeatInterval() &&
372 this.getHeartbeatInterval() > 0 &&
373 !this.heartbeatSetInterval
375 // eslint-disable-next-line @typescript-eslint/no-misused-promises
376 this.heartbeatSetInterval
= setInterval(async (): Promise
<void> => {
377 await this.ocppRequestService
.requestHandler
<HeartbeatRequest
, HeartbeatResponse
>(
379 RequestCommand
.HEARTBEAT
381 }, this.getHeartbeatInterval());
384 ' Heartbeat started every ' +
385 Utils
.formatDurationMilliSeconds(this.getHeartbeatInterval())
387 } else if (this.heartbeatSetInterval
) {
390 ' Heartbeat already started every ' +
391 Utils
.formatDurationMilliSeconds(this.getHeartbeatInterval())
395 `${this.logPrefix()} Heartbeat interval set to ${
396 this.getHeartbeatInterval()
397 ? Utils.formatDurationMilliSeconds(this.getHeartbeatInterval())
398 : this.getHeartbeatInterval()
399 }, not starting the heartbeat`
404 public restartHeartbeat(): void {
406 this.stopHeartbeat();
408 this.startHeartbeat();
411 public restartWebSocketPing(): void {
412 // Stop WebSocket ping
413 this.stopWebSocketPing();
414 // Start WebSocket ping
415 this.startWebSocketPing();
418 public startMeterValues(connectorId
: number, interval
: number): void {
419 if (connectorId
=== 0) {
421 `${this.logPrefix()} Trying to start MeterValues on connector Id ${connectorId.toString()}`
425 if (!this.getConnectorStatus(connectorId
)) {
427 `${this.logPrefix()} Trying to start MeterValues on non existing connector Id ${connectorId.toString()}`
431 if (this.getConnectorStatus(connectorId
)?.transactionStarted
=== false) {
433 `${this.logPrefix()} Trying to start MeterValues on connector Id ${connectorId} with no transaction started`
437 this.getConnectorStatus(connectorId
)?.transactionStarted
=== true &&
438 !this.getConnectorStatus(connectorId
)?.transactionId
441 `${this.logPrefix()} Trying to start MeterValues on connector Id ${connectorId} with no transaction id`
446 // eslint-disable-next-line @typescript-eslint/no-misused-promises
447 this.getConnectorStatus(connectorId
).transactionSetInterval
= setInterval(
448 // eslint-disable-next-line @typescript-eslint/no-misused-promises
449 async (): Promise
<void> => {
450 // FIXME: Implement OCPP version agnostic helpers
451 const meterValue
: MeterValue
= OCPP16ServiceUtils
.buildMeterValue(
454 this.getConnectorStatus(connectorId
).transactionId
,
457 await this.ocppRequestService
.requestHandler
<MeterValuesRequest
, MeterValuesResponse
>(
459 RequestCommand
.METER_VALUES
,
462 transactionId
: this.getConnectorStatus(connectorId
).transactionId
,
463 meterValue
: [meterValue
],
471 `${this.logPrefix()} Charging station ${
472 StandardParametersKey.MeterValueSampleInterval
473 } configuration set to ${
474 interval ? Utils.formatDurationMilliSeconds(interval) : interval
475 }, not sending MeterValues`
480 public start(): void {
481 if (this.started
=== false) {
482 if (this.starting
=== false) {
483 this.starting
= true;
484 if (this.getEnableStatistics()) {
485 this.performanceStatistics
.start();
487 this.openWSConnection();
488 // Monitor charging station template file
489 this.templateFileWatcher
= FileUtils
.watchJsonFile(
491 FileType
.ChargingStationTemplate
,
494 (event
, filename
): void => {
495 if (filename
&& event
=== 'change') {
498 `${this.logPrefix()} ${FileType.ChargingStationTemplate} ${
500 } file have changed, reload`
502 this.sharedLRUCache
.deleteChargingStationTemplate(this.stationInfo
?.templateHash
);
506 this.stopAutomaticTransactionGenerator();
508 this.getAutomaticTransactionGeneratorConfigurationFromTemplate()?.enable
=== true
510 this.startAutomaticTransactionGenerator();
512 if (this.getEnableStatistics()) {
513 this.performanceStatistics
.restart();
515 this.performanceStatistics
.stop();
517 // FIXME?: restart heartbeat and WebSocket ping when their interval values have changed
520 `${this.logPrefix()} ${FileType.ChargingStationTemplate} file monitoring error:`,
528 parentPort
.postMessage(MessageChannelUtils
.buildStartedMessage(this));
529 this.starting
= false;
531 logger
.warn(`${this.logPrefix()} Charging station is already starting...`);
534 logger
.warn(`${this.logPrefix()} Charging station is already started...`);
538 public async stop(reason
?: StopTransactionReason
): Promise
<void> {
539 if (this.started
=== true) {
540 if (this.stopping
=== false) {
541 this.stopping
= true;
542 await this.stopMessageSequence(reason
);
543 this.closeWSConnection();
544 if (this.getEnableStatistics()) {
545 this.performanceStatistics
.stop();
547 this.sharedLRUCache
.deleteChargingStationConfiguration(this.configurationFileHash
);
548 this.templateFileWatcher
.close();
549 this.sharedLRUCache
.deleteChargingStationTemplate(this.stationInfo
?.templateHash
);
550 this.bootNotificationResponse
= null;
551 this.started
= false;
552 parentPort
.postMessage(MessageChannelUtils
.buildStoppedMessage(this));
553 this.stopping
= false;
555 logger
.warn(`${this.logPrefix()} Charging station is already stopping...`);
558 logger
.warn(`${this.logPrefix()} Charging station is already stopped...`);
562 public async reset(reason
?: StopTransactionReason
): Promise
<void> {
563 await this.stop(reason
);
564 await Utils
.sleep(this.stationInfo
.resetTime
);
569 public saveOcppConfiguration(): void {
570 if (this.getOcppPersistentConfiguration()) {
571 this.saveConfiguration();
575 public resetConnectorStatus(connectorId
: number): void {
576 this.getConnectorStatus(connectorId
).idTagLocalAuthorized
= false;
577 this.getConnectorStatus(connectorId
).idTagAuthorized
= false;
578 this.getConnectorStatus(connectorId
).transactionRemoteStarted
= false;
579 this.getConnectorStatus(connectorId
).transactionStarted
= false;
580 delete this.getConnectorStatus(connectorId
).localAuthorizeIdTag
;
581 delete this.getConnectorStatus(connectorId
).authorizeIdTag
;
582 delete this.getConnectorStatus(connectorId
).transactionId
;
583 delete this.getConnectorStatus(connectorId
).transactionIdTag
;
584 this.getConnectorStatus(connectorId
).transactionEnergyActiveImportRegisterValue
= 0;
585 delete this.getConnectorStatus(connectorId
).transactionBeginMeterValue
;
586 this.stopMeterValues(connectorId
);
587 parentPort
.postMessage(MessageChannelUtils
.buildUpdatedMessage(this));
590 public hasFeatureProfile(featureProfile
: SupportedFeatureProfiles
): boolean {
591 return ChargingStationConfigurationUtils
.getConfigurationKey(
593 StandardParametersKey
.SupportedFeatureProfiles
594 )?.value
.includes(featureProfile
);
597 public bufferMessage(message
: string): void {
598 this.messageBuffer
.add(message
);
601 public openWSConnection(
602 options
: WsOptions
= this.stationInfo
?.wsOptions
?? {},
603 params
: { closeOpened
?: boolean; terminateOpened
?: boolean } = {
605 terminateOpened
: false,
608 options
.handshakeTimeout
= options
?.handshakeTimeout
?? this.getConnectionTimeout() * 1000;
609 params
.closeOpened
= params
?.closeOpened
?? false;
610 params
.terminateOpened
= params
?.terminateOpened
?? false;
611 if (this.started
=== false && this.starting
=== false) {
613 `${this.logPrefix()} Cannot open OCPP connection to URL ${this.wsConnectionUrl.toString()} on stopped charging station`
618 !Utils
.isNullOrUndefined(this.stationInfo
.supervisionUser
) &&
619 !Utils
.isNullOrUndefined(this.stationInfo
.supervisionPassword
)
621 options
.auth
= `${this.stationInfo.supervisionUser}:${this.stationInfo.supervisionPassword}`;
623 if (params
?.closeOpened
) {
624 this.closeWSConnection();
626 if (params
?.terminateOpened
) {
627 this.terminateWSConnection();
629 let protocol
: string;
630 switch (this.getOcppVersion()) {
631 case OCPPVersion
.VERSION_16
:
632 protocol
= 'ocpp' + OCPPVersion
.VERSION_16
;
635 this.handleUnsupportedVersion(this.getOcppVersion());
639 if (this.isWebSocketConnectionOpened() === true) {
641 `${this.logPrefix()} OCPP connection to URL ${this.wsConnectionUrl.toString()} is already opened`
647 `${this.logPrefix()} Open OCPP connection to URL ${this.wsConnectionUrl.toString()}`
650 this.wsConnection
= new WebSocket(this.wsConnectionUrl
, protocol
, options
);
652 // Handle WebSocket message
653 this.wsConnection
.on(
655 this.onMessage
.bind(this) as (this: WebSocket
, data
: RawData
, isBinary
: boolean) => void
657 // Handle WebSocket error
658 this.wsConnection
.on(
660 this.onError
.bind(this) as (this: WebSocket
, error
: Error) => void
662 // Handle WebSocket close
663 this.wsConnection
.on(
665 this.onClose
.bind(this) as (this: WebSocket
, code
: number, reason
: Buffer
) => void
667 // Handle WebSocket open
668 this.wsConnection
.on('open', this.onOpen
.bind(this) as (this: WebSocket
) => void);
669 // Handle WebSocket ping
670 this.wsConnection
.on('ping', this.onPing
.bind(this) as (this: WebSocket
, data
: Buffer
) => void);
671 // Handle WebSocket pong
672 this.wsConnection
.on('pong', this.onPong
.bind(this) as (this: WebSocket
, data
: Buffer
) => void);
675 public closeWSConnection(): void {
676 if (this.isWebSocketConnectionOpened() === true) {
677 this.wsConnection
.close();
678 this.wsConnection
= null;
682 public startAutomaticTransactionGenerator(
683 connectorIds
?: number[],
684 automaticTransactionGeneratorConfiguration
?: AutomaticTransactionGeneratorConfiguration
686 this.automaticTransactionGenerator
= AutomaticTransactionGenerator
.getInstance(
687 automaticTransactionGeneratorConfiguration
??
688 this.getAutomaticTransactionGeneratorConfigurationFromTemplate(),
691 if (!Utils
.isEmptyArray(connectorIds
)) {
692 for (const connectorId
of connectorIds
) {
693 this.automaticTransactionGenerator
.startConnector(connectorId
);
696 this.automaticTransactionGenerator
.start();
698 parentPort
.postMessage(MessageChannelUtils
.buildUpdatedMessage(this));
701 public stopAutomaticTransactionGenerator(connectorIds
?: number[]): void {
702 if (!Utils
.isEmptyArray(connectorIds
)) {
703 for (const connectorId
of connectorIds
) {
704 this.automaticTransactionGenerator
?.stopConnector(connectorId
);
707 this.automaticTransactionGenerator
?.stop();
709 parentPort
.postMessage(MessageChannelUtils
.buildUpdatedMessage(this));
712 public async stopTransactionOnConnector(
714 reason
= StopTransactionReason
.NONE
715 ): Promise
<StopTransactionResponse
> {
716 const transactionId
= this.getConnectorStatus(connectorId
).transactionId
;
718 this.getBeginEndMeterValues() === true &&
719 this.getOcppStrictCompliance() === true &&
720 this.getOutOfOrderEndMeterValues() === false
722 // FIXME: Implement OCPP version agnostic helpers
723 const transactionEndMeterValue
= OCPP16ServiceUtils
.buildTransactionEndMeterValue(
726 this.getEnergyActiveImportRegisterByTransactionId(transactionId
)
728 await this.ocppRequestService
.requestHandler
<MeterValuesRequest
, MeterValuesResponse
>(
730 RequestCommand
.METER_VALUES
,
734 meterValue
: [transactionEndMeterValue
],
738 return this.ocppRequestService
.requestHandler
<StopTransactionRequest
, StopTransactionResponse
>(
740 RequestCommand
.STOP_TRANSACTION
,
743 meterStop
: this.getEnergyActiveImportRegisterByTransactionId(transactionId
, true),
749 private flushMessageBuffer(): void {
750 if (this.messageBuffer
.size
> 0) {
751 this.messageBuffer
.forEach((message
) => {
752 // TODO: evaluate the need to track performance
753 this.wsConnection
.send(message
);
754 this.messageBuffer
.delete(message
);
759 private getSupervisionUrlOcppConfiguration(): boolean {
760 return this.stationInfo
.supervisionUrlOcppConfiguration
?? false;
763 private getSupervisionUrlOcppKey(): string {
764 return this.stationInfo
.supervisionUrlOcppKey
?? VendorDefaultParametersKey
.ConnectionUrl
;
767 private getTemplateFromFile(): ChargingStationTemplate
| null {
768 let template
: ChargingStationTemplate
= null;
770 if (this.sharedLRUCache
.hasChargingStationTemplate(this.stationInfo
?.templateHash
)) {
771 template
= this.sharedLRUCache
.getChargingStationTemplate(this.stationInfo
.templateHash
);
773 const measureId
= `${FileType.ChargingStationTemplate} read`;
774 const beginId
= PerformanceStatistics
.beginMeasure(measureId
);
775 template
= JSON
.parse(
776 fs
.readFileSync(this.templateFile
, 'utf8')
777 ) as ChargingStationTemplate
;
778 PerformanceStatistics
.endMeasure(measureId
, beginId
);
779 template
.templateHash
= crypto
780 .createHash(Constants
.DEFAULT_HASH_ALGORITHM
)
781 .update(JSON
.stringify(template
))
783 this.sharedLRUCache
.setChargingStationTemplate(template
);
786 FileUtils
.handleFileException(
788 FileType
.ChargingStationTemplate
,
790 error
as NodeJS
.ErrnoException
796 private getStationInfoFromTemplate(): ChargingStationInfo
{
797 const stationTemplate
: ChargingStationTemplate
= this.getTemplateFromFile();
798 if (Utils
.isNullOrUndefined(stationTemplate
)) {
799 const errorMsg
= `Failed to read charging station template file ${this.templateFile}`;
800 logger
.error(`${this.logPrefix()} ${errorMsg}`);
801 throw new BaseError(errorMsg
);
803 if (Utils
.isEmptyObject(stationTemplate
)) {
804 const errorMsg
= `Empty charging station information from template file ${this.templateFile}`;
805 logger
.error(`${this.logPrefix()} ${errorMsg}`);
806 throw new BaseError(errorMsg
);
808 // Deprecation template keys section
809 ChargingStationUtils
.warnDeprecatedTemplateKey(
814 "Use 'supervisionUrls' instead"
816 ChargingStationUtils
.convertDeprecatedTemplateKey(
821 const firmwareVersionRegExp
= stationTemplate
.firmwareVersionPattern
822 ? new RegExp(stationTemplate
.firmwareVersionPattern
)
823 : Constants
.SEMVER_REGEXP
;
825 stationTemplate
.firmwareVersion
&&
826 firmwareVersionRegExp
.test(stationTemplate
.firmwareVersion
) === false
829 `${this.logPrefix()} Firmware version '${
830 stationTemplate.firmwareVersion
831 }' in template file ${
833 } does not match regular expression '${firmwareVersionRegExp.toString()}'`
836 const stationInfo
: ChargingStationInfo
=
837 ChargingStationUtils
.stationTemplateToStationInfo(stationTemplate
);
838 stationInfo
.hashId
= ChargingStationUtils
.getHashId(this.index
, stationTemplate
);
839 stationInfo
.chargingStationId
= ChargingStationUtils
.getChargingStationId(
843 ChargingStationUtils
.createSerialNumber(stationTemplate
, stationInfo
);
844 if (!Utils
.isEmptyArray(stationTemplate
.power
)) {
845 stationTemplate
.power
= stationTemplate
.power
as number[];
846 const powerArrayRandomIndex
= Math.floor(Utils
.secureRandom() * stationTemplate
.power
.length
);
847 stationInfo
.maximumPower
=
848 stationTemplate
.powerUnit
=== PowerUnits
.KILO_WATT
849 ? stationTemplate
.power
[powerArrayRandomIndex
] * 1000
850 : stationTemplate
.power
[powerArrayRandomIndex
];
852 stationTemplate
.power
= stationTemplate
.power
as number;
853 stationInfo
.maximumPower
=
854 stationTemplate
.powerUnit
=== PowerUnits
.KILO_WATT
855 ? stationTemplate
.power
* 1000
856 : stationTemplate
.power
;
858 stationInfo
.resetTime
= stationTemplate
.resetTime
859 ? stationTemplate
.resetTime
* 1000
860 : Constants
.CHARGING_STATION_DEFAULT_RESET_TIME
;
861 const configuredMaxConnectors
=
862 ChargingStationUtils
.getConfiguredNumberOfConnectors(stationTemplate
);
863 ChargingStationUtils
.checkConfiguredMaxConnectors(
864 configuredMaxConnectors
,
868 const templateMaxConnectors
=
869 ChargingStationUtils
.getTemplateMaxNumberOfConnectors(stationTemplate
);
870 ChargingStationUtils
.checkTemplateMaxConnectors(
871 templateMaxConnectors
,
876 configuredMaxConnectors
>
877 (stationTemplate
?.Connectors
[0] ? templateMaxConnectors
- 1 : templateMaxConnectors
) &&
878 !stationTemplate
?.randomConnectors
881 `${this.logPrefix()} Number of connectors exceeds the number of connector configurations in template ${
883 }, forcing random connector configurations affectation`
885 stationInfo
.randomConnectors
= true;
887 // Build connectors if needed (FIXME: should be factored out)
888 this.initializeConnectors(stationInfo
, configuredMaxConnectors
, templateMaxConnectors
);
889 stationInfo
.maximumAmperage
= this.getMaximumAmperage(stationInfo
);
890 ChargingStationUtils
.createStationInfoHash(stationInfo
);
894 private getStationInfoFromFile(): ChargingStationInfo
| null {
895 let stationInfo
: ChargingStationInfo
= null;
896 this.getStationInfoPersistentConfiguration() &&
897 (stationInfo
= this.getConfigurationFromFile()?.stationInfo
?? null);
898 stationInfo
&& ChargingStationUtils
.createStationInfoHash(stationInfo
);
902 private getStationInfo(): ChargingStationInfo
{
903 const stationInfoFromTemplate
: ChargingStationInfo
= this.getStationInfoFromTemplate();
904 const stationInfoFromFile
: ChargingStationInfo
= this.getStationInfoFromFile();
905 // Priority: charging station info from template > charging station info from configuration file > charging station info attribute
906 if (stationInfoFromFile
?.templateHash
=== stationInfoFromTemplate
.templateHash
) {
907 if (this.stationInfo
?.infoHash
=== stationInfoFromFile
?.infoHash
) {
908 return this.stationInfo
;
910 return stationInfoFromFile
;
912 stationInfoFromFile
&&
913 ChargingStationUtils
.propagateSerialNumber(
914 this.getTemplateFromFile(),
916 stationInfoFromTemplate
918 return stationInfoFromTemplate
;
921 private saveStationInfo(): void {
922 if (this.getStationInfoPersistentConfiguration()) {
923 this.saveConfiguration();
927 private getOcppVersion(): OCPPVersion
{
928 return this.stationInfo
.ocppVersion
?? OCPPVersion
.VERSION_16
;
931 private getOcppPersistentConfiguration(): boolean {
932 return this.stationInfo
?.ocppPersistentConfiguration
?? true;
935 private getStationInfoPersistentConfiguration(): boolean {
936 return this.stationInfo
?.stationInfoPersistentConfiguration
?? true;
939 private handleUnsupportedVersion(version
: OCPPVersion
) {
940 const errMsg
= `Unsupported protocol version '${version}' configured in template file ${this.templateFile}`;
941 logger
.error(`${this.logPrefix()} ${errMsg}`);
942 throw new BaseError(errMsg
);
945 private initialize(): void {
946 this.configurationFile
= path
.join(
947 path
.dirname(this.templateFile
.replace('station-templates', 'configurations')),
948 ChargingStationUtils
.getHashId(this.index
, this.getTemplateFromFile()) + '.json'
950 this.stationInfo
= this.getStationInfo();
951 this.saveStationInfo();
952 // Avoid duplication of connectors related information in RAM
953 this.stationInfo
?.Connectors
&& delete this.stationInfo
.Connectors
;
954 this.configuredSupervisionUrl
= this.getConfiguredSupervisionUrl();
955 if (this.getEnableStatistics()) {
956 this.performanceStatistics
= PerformanceStatistics
.getInstance(
957 this.stationInfo
.hashId
,
958 this.stationInfo
.chargingStationId
,
959 this.configuredSupervisionUrl
962 this.bootNotificationRequest
= ChargingStationUtils
.createBootNotificationRequest(
965 this.powerDivider
= this.getPowerDivider();
966 // OCPP configuration
967 this.ocppConfiguration
= this.getOcppConfiguration();
968 this.initializeOcppConfiguration();
969 switch (this.getOcppVersion()) {
970 case OCPPVersion
.VERSION_16
:
971 this.ocppIncomingRequestService
=
972 OCPP16IncomingRequestService
.getInstance
<OCPP16IncomingRequestService
>();
973 this.ocppRequestService
= OCPP16RequestService
.getInstance
<OCPP16RequestService
>(
974 OCPP16ResponseService
.getInstance
<OCPP16ResponseService
>()
978 this.handleUnsupportedVersion(this.getOcppVersion());
981 if (this.stationInfo
?.autoRegister
=== true) {
982 this.bootNotificationResponse
= {
983 currentTime
: new Date().toISOString(),
984 interval
: this.getHeartbeatInterval() / 1000,
985 status: RegistrationStatus
.ACCEPTED
,
990 private initializeOcppConfiguration(): void {
992 !ChargingStationConfigurationUtils
.getConfigurationKey(
994 StandardParametersKey
.HeartbeatInterval
997 ChargingStationConfigurationUtils
.addConfigurationKey(
999 StandardParametersKey
.HeartbeatInterval
,
1004 !ChargingStationConfigurationUtils
.getConfigurationKey(
1006 StandardParametersKey
.HeartBeatInterval
1009 ChargingStationConfigurationUtils
.addConfigurationKey(
1011 StandardParametersKey
.HeartBeatInterval
,
1017 this.getSupervisionUrlOcppConfiguration() &&
1018 !ChargingStationConfigurationUtils
.getConfigurationKey(this, this.getSupervisionUrlOcppKey())
1020 ChargingStationConfigurationUtils
.addConfigurationKey(
1022 this.getSupervisionUrlOcppKey(),
1023 this.configuredSupervisionUrl
.href
,
1027 !this.getSupervisionUrlOcppConfiguration() &&
1028 ChargingStationConfigurationUtils
.getConfigurationKey(this, this.getSupervisionUrlOcppKey())
1030 ChargingStationConfigurationUtils
.deleteConfigurationKey(
1032 this.getSupervisionUrlOcppKey(),
1037 this.stationInfo
.amperageLimitationOcppKey
&&
1038 !ChargingStationConfigurationUtils
.getConfigurationKey(
1040 this.stationInfo
.amperageLimitationOcppKey
1043 ChargingStationConfigurationUtils
.addConfigurationKey(
1045 this.stationInfo
.amperageLimitationOcppKey
,
1047 this.stationInfo
.maximumAmperage
*
1048 ChargingStationUtils
.getAmperageLimitationUnitDivider(this.stationInfo
)
1053 !ChargingStationConfigurationUtils
.getConfigurationKey(
1055 StandardParametersKey
.SupportedFeatureProfiles
1058 ChargingStationConfigurationUtils
.addConfigurationKey(
1060 StandardParametersKey
.SupportedFeatureProfiles
,
1061 `${SupportedFeatureProfiles.Core},${SupportedFeatureProfiles.FirmwareManagement},${SupportedFeatureProfiles.LocalAuthListManagement},${SupportedFeatureProfiles.SmartCharging},${SupportedFeatureProfiles.RemoteTrigger}`
1064 ChargingStationConfigurationUtils
.addConfigurationKey(
1066 StandardParametersKey
.NumberOfConnectors
,
1067 this.getNumberOfConnectors().toString(),
1072 !ChargingStationConfigurationUtils
.getConfigurationKey(
1074 StandardParametersKey
.MeterValuesSampledData
1077 ChargingStationConfigurationUtils
.addConfigurationKey(
1079 StandardParametersKey
.MeterValuesSampledData
,
1080 MeterValueMeasurand
.ENERGY_ACTIVE_IMPORT_REGISTER
1084 !ChargingStationConfigurationUtils
.getConfigurationKey(
1086 StandardParametersKey
.ConnectorPhaseRotation
1089 const connectorPhaseRotation
= [];
1090 for (const connectorId
of this.connectors
.keys()) {
1092 if (connectorId
=== 0 && this.getNumberOfPhases() === 0) {
1093 connectorPhaseRotation
.push(`${connectorId}.${ConnectorPhaseRotation.RST}`);
1094 } else if (connectorId
> 0 && this.getNumberOfPhases() === 0) {
1095 connectorPhaseRotation
.push(`${connectorId}.${ConnectorPhaseRotation.NotApplicable}`);
1097 } else if (connectorId
> 0 && this.getNumberOfPhases() === 1) {
1098 connectorPhaseRotation
.push(`${connectorId}.${ConnectorPhaseRotation.NotApplicable}`);
1099 } else if (connectorId
> 0 && this.getNumberOfPhases() === 3) {
1100 connectorPhaseRotation
.push(`${connectorId}.${ConnectorPhaseRotation.RST}`);
1103 ChargingStationConfigurationUtils
.addConfigurationKey(
1105 StandardParametersKey
.ConnectorPhaseRotation
,
1106 connectorPhaseRotation
.toString()
1110 !ChargingStationConfigurationUtils
.getConfigurationKey(
1112 StandardParametersKey
.AuthorizeRemoteTxRequests
1115 ChargingStationConfigurationUtils
.addConfigurationKey(
1117 StandardParametersKey
.AuthorizeRemoteTxRequests
,
1122 !ChargingStationConfigurationUtils
.getConfigurationKey(
1124 StandardParametersKey
.LocalAuthListEnabled
1126 ChargingStationConfigurationUtils
.getConfigurationKey(
1128 StandardParametersKey
.SupportedFeatureProfiles
1129 )?.value
.includes(SupportedFeatureProfiles
.LocalAuthListManagement
)
1131 ChargingStationConfigurationUtils
.addConfigurationKey(
1133 StandardParametersKey
.LocalAuthListEnabled
,
1138 !ChargingStationConfigurationUtils
.getConfigurationKey(
1140 StandardParametersKey
.ConnectionTimeOut
1143 ChargingStationConfigurationUtils
.addConfigurationKey(
1145 StandardParametersKey
.ConnectionTimeOut
,
1146 Constants
.DEFAULT_CONNECTION_TIMEOUT
.toString()
1149 this.saveOcppConfiguration();
1152 private initializeConnectors(
1153 stationInfo
: ChargingStationInfo
,
1154 configuredMaxConnectors
: number,
1155 templateMaxConnectors
: number
1157 if (!stationInfo
?.Connectors
&& this.connectors
.size
=== 0) {
1158 const logMsg
= `No already defined connectors and charging station information from template ${this.templateFile} with no connectors configuration defined`;
1159 logger
.error(`${this.logPrefix()} ${logMsg}`);
1160 throw new BaseError(logMsg
);
1162 if (!stationInfo
?.Connectors
[0]) {
1164 `${this.logPrefix()} Charging station information from template ${
1166 } with no connector Id 0 configuration`
1169 if (stationInfo
?.Connectors
) {
1170 const connectorsConfigHash
= crypto
1171 .createHash(Constants
.DEFAULT_HASH_ALGORITHM
)
1172 .update(JSON
.stringify(stationInfo
?.Connectors
) + configuredMaxConnectors
.toString())
1174 const connectorsConfigChanged
=
1175 this.connectors
?.size
!== 0 && this.connectorsConfigurationHash
!== connectorsConfigHash
;
1176 if (this.connectors
?.size
=== 0 || connectorsConfigChanged
) {
1177 connectorsConfigChanged
&& this.connectors
.clear();
1178 this.connectorsConfigurationHash
= connectorsConfigHash
;
1179 // Add connector Id 0
1180 let lastConnector
= '0';
1181 for (lastConnector
in stationInfo
?.Connectors
) {
1182 const connectorStatus
= stationInfo
?.Connectors
[lastConnector
];
1183 const lastConnectorId
= Utils
.convertToInt(lastConnector
);
1185 lastConnectorId
=== 0 &&
1186 this.getUseConnectorId0(stationInfo
) === true &&
1189 this.checkStationInfoConnectorStatus(lastConnectorId
, connectorStatus
);
1190 this.connectors
.set(
1192 Utils
.cloneObject
<ConnectorStatus
>(connectorStatus
)
1194 this.getConnectorStatus(lastConnectorId
).availability
= AvailabilityType
.OPERATIVE
;
1195 if (Utils
.isUndefined(this.getConnectorStatus(lastConnectorId
)?.chargingProfiles
)) {
1196 this.getConnectorStatus(lastConnectorId
).chargingProfiles
= [];
1200 // Generate all connectors
1201 if ((stationInfo
?.Connectors
[0] ? templateMaxConnectors
- 1 : templateMaxConnectors
) > 0) {
1202 for (let index
= 1; index
<= configuredMaxConnectors
; index
++) {
1203 const randConnectorId
= stationInfo
?.randomConnectors
1204 ? Utils
.getRandomInteger(Utils
.convertToInt(lastConnector
), 1)
1206 const connectorStatus
= stationInfo
?.Connectors
[randConnectorId
.toString()];
1207 this.checkStationInfoConnectorStatus(randConnectorId
, connectorStatus
);
1208 this.connectors
.set(index
, Utils
.cloneObject
<ConnectorStatus
>(connectorStatus
));
1209 this.getConnectorStatus(index
).availability
= AvailabilityType
.OPERATIVE
;
1210 if (Utils
.isUndefined(this.getConnectorStatus(index
)?.chargingProfiles
)) {
1211 this.getConnectorStatus(index
).chargingProfiles
= [];
1218 `${this.logPrefix()} Charging station information from template ${
1220 } with no connectors configuration defined, using already defined connectors`
1223 // Initialize transaction attributes on connectors
1224 for (const connectorId
of this.connectors
.keys()) {
1225 if (connectorId
> 0 && this.getConnectorStatus(connectorId
).transactionStarted
=== true) {
1227 `${this.logPrefix()} Connector ${connectorId} at initialization has a transaction started: ${
1228 this.getConnectorStatus(connectorId).transactionId
1234 (this.getConnectorStatus(connectorId
).transactionStarted
=== undefined ||
1235 this.getConnectorStatus(connectorId
).transactionStarted
=== null)
1237 this.initializeConnectorStatus(connectorId
);
1242 private checkStationInfoConnectorStatus(
1243 connectorId
: number,
1244 connectorStatus
: ConnectorStatus
1246 if (!Utils
.isNullOrUndefined(connectorStatus
?.status)) {
1248 `${this.logPrefix()} Charging station information from template ${
1250 } with connector ${connectorId} status configuration defined, undefine it`
1252 connectorStatus
.status = undefined;
1256 private getConfigurationFromFile(): ChargingStationConfiguration
| null {
1257 let configuration
: ChargingStationConfiguration
= null;
1258 if (this.configurationFile
&& fs
.existsSync(this.configurationFile
)) {
1260 if (this.sharedLRUCache
.hasChargingStationConfiguration(this.configurationFileHash
)) {
1261 configuration
= this.sharedLRUCache
.getChargingStationConfiguration(
1262 this.configurationFileHash
1265 const measureId
= `${FileType.ChargingStationConfiguration} read`;
1266 const beginId
= PerformanceStatistics
.beginMeasure(measureId
);
1267 configuration
= JSON
.parse(
1268 fs
.readFileSync(this.configurationFile
, 'utf8')
1269 ) as ChargingStationConfiguration
;
1270 PerformanceStatistics
.endMeasure(measureId
, beginId
);
1271 this.configurationFileHash
= configuration
.configurationHash
;
1272 this.sharedLRUCache
.setChargingStationConfiguration(configuration
);
1275 FileUtils
.handleFileException(
1277 FileType
.ChargingStationConfiguration
,
1278 this.configurationFile
,
1279 error
as NodeJS
.ErrnoException
1283 return configuration
;
1286 private saveConfiguration(): void {
1287 if (this.configurationFile
) {
1289 if (!fs
.existsSync(path
.dirname(this.configurationFile
))) {
1290 fs
.mkdirSync(path
.dirname(this.configurationFile
), { recursive
: true });
1292 const configurationData
: ChargingStationConfiguration
=
1293 this.getConfigurationFromFile() ?? {};
1294 this.ocppConfiguration
?.configurationKey
&&
1295 (configurationData
.configurationKey
= this.ocppConfiguration
.configurationKey
);
1296 this.stationInfo
&& (configurationData
.stationInfo
= this.stationInfo
);
1297 delete configurationData
.configurationHash
;
1298 const configurationHash
= crypto
1299 .createHash(Constants
.DEFAULT_HASH_ALGORITHM
)
1300 .update(JSON
.stringify(configurationData
))
1302 if (this.configurationFileHash
!== configurationHash
) {
1303 configurationData
.configurationHash
= configurationHash
;
1304 const measureId
= `${FileType.ChargingStationConfiguration} write`;
1305 const beginId
= PerformanceStatistics
.beginMeasure(measureId
);
1306 const fileDescriptor
= fs
.openSync(this.configurationFile
, 'w');
1307 fs
.writeFileSync(fileDescriptor
, JSON
.stringify(configurationData
, null, 2), 'utf8');
1308 fs
.closeSync(fileDescriptor
);
1309 PerformanceStatistics
.endMeasure(measureId
, beginId
);
1310 this.sharedLRUCache
.deleteChargingStationConfiguration(this.configurationFileHash
);
1311 this.configurationFileHash
= configurationHash
;
1312 this.sharedLRUCache
.setChargingStationConfiguration(configurationData
);
1315 `${this.logPrefix()} Not saving unchanged charging station configuration file ${
1316 this.configurationFile
1321 FileUtils
.handleFileException(
1323 FileType
.ChargingStationConfiguration
,
1324 this.configurationFile
,
1325 error
as NodeJS
.ErrnoException
1330 `${this.logPrefix()} Trying to save charging station configuration to undefined configuration file`
1335 private getOcppConfigurationFromTemplate(): ChargingStationOcppConfiguration
| null {
1336 return this.getTemplateFromFile()?.Configuration
?? null;
1339 private getOcppConfigurationFromFile(): ChargingStationOcppConfiguration
| null {
1340 let configuration
: ChargingStationConfiguration
= null;
1341 if (this.getOcppPersistentConfiguration() === true) {
1342 const configurationFromFile
= this.getConfigurationFromFile();
1343 configuration
= configurationFromFile
?.configurationKey
&& configurationFromFile
;
1345 configuration
&& delete configuration
.stationInfo
;
1346 return configuration
;
1349 private getOcppConfiguration(): ChargingStationOcppConfiguration
| null {
1350 let ocppConfiguration
: ChargingStationOcppConfiguration
= this.getOcppConfigurationFromFile();
1351 if (!ocppConfiguration
) {
1352 ocppConfiguration
= this.getOcppConfigurationFromTemplate();
1354 return ocppConfiguration
;
1357 private async onOpen(): Promise
<void> {
1358 if (this.isWebSocketConnectionOpened() === true) {
1360 `${this.logPrefix()} Connection to OCPP server through ${this.wsConnectionUrl.toString()} succeeded`
1362 if (this.isRegistered() === false) {
1363 // Send BootNotification
1364 let registrationRetryCount
= 0;
1366 this.bootNotificationResponse
= await this.ocppRequestService
.requestHandler
<
1367 BootNotificationRequest
,
1368 BootNotificationResponse
1369 >(this, RequestCommand
.BOOT_NOTIFICATION
, this.bootNotificationRequest
, {
1370 skipBufferingOnError
: true,
1372 if (this.isRegistered() === false) {
1373 this.getRegistrationMaxRetries() !== -1 && registrationRetryCount
++;
1375 this.bootNotificationResponse
?.interval
1376 ? this.bootNotificationResponse
.interval
* 1000
1377 : Constants
.OCPP_DEFAULT_BOOT_NOTIFICATION_INTERVAL
1381 this.isRegistered() === false &&
1382 (registrationRetryCount
<= this.getRegistrationMaxRetries() ||
1383 this.getRegistrationMaxRetries() === -1)
1386 if (this.isRegistered() === true) {
1387 if (this.isInAcceptedState() === true) {
1388 await this.startMessageSequence();
1392 `${this.logPrefix()} Registration failure: max retries reached (${this.getRegistrationMaxRetries()}) or retry disabled (${this.getRegistrationMaxRetries()})`
1395 this.wsConnectionRestarted
= false;
1396 this.autoReconnectRetryCount
= 0;
1397 parentPort
.postMessage(MessageChannelUtils
.buildUpdatedMessage(this));
1400 `${this.logPrefix()} Connection to OCPP server through ${this.wsConnectionUrl.toString()} failed`
1405 private async onClose(code
: number, reason
: Buffer
): Promise
<void> {
1408 case WebSocketCloseEventStatusCode
.CLOSE_NORMAL
:
1409 case WebSocketCloseEventStatusCode
.CLOSE_NO_STATUS
:
1411 `${this.logPrefix()} WebSocket normally closed with status '${Utils.getWebSocketCloseEventStatusString(
1413 )}' and reason '${reason.toString()}'`
1415 this.autoReconnectRetryCount
= 0;
1420 `${this.logPrefix()} WebSocket abnormally closed with status '${Utils.getWebSocketCloseEventStatusString(
1422 )}' and reason '${reason.toString()}'`
1424 this.started
=== true && (await this.reconnect());
1427 parentPort
.postMessage(MessageChannelUtils
.buildUpdatedMessage(this));
1430 private async onMessage(data
: RawData
): Promise
<void> {
1431 let messageType
: number;
1432 let messageId
: string;
1433 let commandName
: IncomingRequestCommand
;
1434 let commandPayload
: JsonType
;
1435 let errorType
: ErrorType
;
1436 let errorMessage
: string;
1437 let errorDetails
: JsonType
;
1438 let responseCallback
: ResponseCallback
;
1439 let errorCallback
: ErrorCallback
;
1440 let requestCommandName
: RequestCommand
| IncomingRequestCommand
;
1441 let requestPayload
: JsonType
;
1442 let cachedRequest
: CachedRequest
;
1445 const request
= JSON
.parse(data
.toString()) as IncomingRequest
| Response
| ErrorResponse
;
1446 if (Array.isArray(request
) === true) {
1447 [messageType
, messageId
] = request
;
1448 // Check the type of message
1449 switch (messageType
) {
1451 case MessageType
.CALL_MESSAGE
:
1452 [, , commandName
, commandPayload
] = request
as IncomingRequest
;
1453 if (this.getEnableStatistics() === true) {
1454 this.performanceStatistics
.addRequestStatistic(commandName
, messageType
);
1457 `${this.logPrefix()} << Command '${commandName}' received request payload: ${JSON.stringify(
1461 // Process the message
1462 await this.ocppIncomingRequestService
.incomingRequestHandler(
1470 case MessageType
.CALL_RESULT_MESSAGE
:
1471 [, , commandPayload
] = request
as Response
;
1472 if (this.requests
.has(messageId
) === false) {
1474 throw new OCPPError(
1475 ErrorType
.INTERNAL_ERROR
,
1476 `Response for unknown message id ${messageId}`,
1482 cachedRequest
= this.requests
.get(messageId
);
1483 if (Array.isArray(cachedRequest
) === true) {
1484 [responseCallback
, errorCallback
, requestCommandName
, requestPayload
] = cachedRequest
;
1486 throw new OCPPError(
1487 ErrorType
.PROTOCOL_ERROR
,
1488 `Cached request for message id ${messageId} response is not an array`,
1490 cachedRequest
as unknown
as JsonType
1494 `${this.logPrefix()} << Command '${
1495 requestCommandName ?? Constants.UNKNOWN_COMMAND
1496 }' received response payload: ${JSON.stringify(request)}`
1498 responseCallback(commandPayload
, requestPayload
);
1501 case MessageType
.CALL_ERROR_MESSAGE
:
1502 [, , errorType
, errorMessage
, errorDetails
] = request
as ErrorResponse
;
1503 if (this.requests
.has(messageId
) === false) {
1505 throw new OCPPError(
1506 ErrorType
.INTERNAL_ERROR
,
1507 `Error response for unknown message id ${messageId}`,
1509 { errorType
, errorMessage
, errorDetails
}
1512 cachedRequest
= this.requests
.get(messageId
);
1513 if (Array.isArray(cachedRequest
) === true) {
1514 [, errorCallback
, requestCommandName
] = cachedRequest
;
1516 throw new OCPPError(
1517 ErrorType
.PROTOCOL_ERROR
,
1518 `Cached request for message id ${messageId} error response is not an array`,
1520 cachedRequest
as unknown
as JsonType
1524 `${this.logPrefix()} << Command '${
1525 requestCommandName ?? Constants.UNKNOWN_COMMAND
1526 }' received error payload: ${JSON.stringify(request)}`
1528 errorCallback(new OCPPError(errorType
, errorMessage
, requestCommandName
, errorDetails
));
1532 // eslint-disable-next-line @typescript-eslint/restrict-template-expressions
1533 errMsg
= `Wrong message type ${messageType}`;
1534 logger
.error(`${this.logPrefix()} ${errMsg}`);
1535 throw new OCPPError(ErrorType
.PROTOCOL_ERROR
, errMsg
);
1537 parentPort
.postMessage(MessageChannelUtils
.buildUpdatedMessage(this));
1539 throw new OCPPError(ErrorType
.PROTOCOL_ERROR
, 'Incoming message is not an array', null, {
1546 `${this.logPrefix()} Incoming OCPP command '${
1547 commandName ?? requestCommandName ?? Constants.UNKNOWN_COMMAND
1548 }' message '${data.toString()}'${
1549 messageType !== MessageType.CALL_MESSAGE
1550 ? ` matching cached request
'${JSON.stringify(this.requests.get(messageId))}'`
1552 } processing error:`,
1555 if (error
instanceof OCPPError
=== false) {
1557 `${this.logPrefix()} Error thrown at incoming OCPP command '${
1558 commandName ?? requestCommandName ?? Constants.UNKNOWN_COMMAND
1559 }' message '${data.toString()}' handling is not an OCPPError:`,
1563 switch (messageType
) {
1564 case MessageType
.CALL_MESSAGE
:
1566 await this.ocppRequestService
.sendError(
1570 commandName
?? requestCommandName
?? null
1573 case MessageType
.CALL_RESULT_MESSAGE
:
1574 case MessageType
.CALL_ERROR_MESSAGE
:
1575 if (errorCallback
) {
1576 // Reject the deferred promise in case of error at response handling (rejecting an already fulfilled promise is a no-op)
1577 errorCallback(error
as OCPPError
, false);
1579 // Remove the request from the cache in case of error at response handling
1580 this.requests
.delete(messageId
);
1587 private onPing(): void {
1588 logger
.debug(this.logPrefix() + ' Received a WS ping (rfc6455) from the server');
1591 private onPong(): void {
1592 logger
.debug(this.logPrefix() + ' Received a WS pong (rfc6455) from the server');
1595 private onError(error
: WSError
): void {
1596 this.closeWSConnection();
1597 logger
.error(this.logPrefix() + ' WebSocket error:', error
);
1600 private getEnergyActiveImportRegister(
1601 connectorStatus
: ConnectorStatus
,
1604 if (this.getMeteringPerTransaction() === true) {
1607 ? Math.round(connectorStatus
?.transactionEnergyActiveImportRegisterValue
)
1608 : connectorStatus
?.transactionEnergyActiveImportRegisterValue
) ?? 0
1613 ? Math.round(connectorStatus
?.energyActiveImportRegisterValue
)
1614 : connectorStatus
?.energyActiveImportRegisterValue
) ?? 0
1618 private getUseConnectorId0(stationInfo
?: ChargingStationInfo
): boolean {
1619 const localStationInfo
= stationInfo
?? this.stationInfo
;
1620 return !Utils
.isUndefined(localStationInfo
.useConnectorId0
)
1621 ? localStationInfo
.useConnectorId0
1625 private getNumberOfRunningTransactions(): number {
1627 for (const connectorId
of this.connectors
.keys()) {
1628 if (connectorId
> 0 && this.getConnectorStatus(connectorId
)?.transactionStarted
=== true) {
1635 private async stopRunningTransactions(reason
= StopTransactionReason
.NONE
): Promise
<void> {
1636 for (const connectorId
of this.connectors
.keys()) {
1637 if (connectorId
> 0 && this.getConnectorStatus(connectorId
)?.transactionStarted
=== true) {
1638 await this.stopTransactionOnConnector(connectorId
, reason
);
1644 private getConnectionTimeout(): number {
1646 ChargingStationConfigurationUtils
.getConfigurationKey(
1648 StandardParametersKey
.ConnectionTimeOut
1653 ChargingStationConfigurationUtils
.getConfigurationKey(
1655 StandardParametersKey
.ConnectionTimeOut
1657 ) ?? Constants
.DEFAULT_CONNECTION_TIMEOUT
1660 return Constants
.DEFAULT_CONNECTION_TIMEOUT
;
1663 // -1 for unlimited, 0 for disabling
1664 private getAutoReconnectMaxRetries(): number {
1665 if (!Utils
.isUndefined(this.stationInfo
.autoReconnectMaxRetries
)) {
1666 return this.stationInfo
.autoReconnectMaxRetries
;
1668 if (!Utils
.isUndefined(Configuration
.getAutoReconnectMaxRetries())) {
1669 return Configuration
.getAutoReconnectMaxRetries();
1675 private getRegistrationMaxRetries(): number {
1676 if (!Utils
.isUndefined(this.stationInfo
.registrationMaxRetries
)) {
1677 return this.stationInfo
.registrationMaxRetries
;
1682 private getPowerDivider(): number {
1683 let powerDivider
= this.getNumberOfConnectors();
1684 if (this.stationInfo
?.powerSharedByConnectors
) {
1685 powerDivider
= this.getNumberOfRunningTransactions();
1687 return powerDivider
;
1690 private getMaximumPower(stationInfo
?: ChargingStationInfo
): number {
1691 const localStationInfo
= stationInfo
?? this.stationInfo
;
1692 return (localStationInfo
['maxPower'] as number) ?? localStationInfo
.maximumPower
;
1695 private getMaximumAmperage(stationInfo
: ChargingStationInfo
): number | undefined {
1696 const maximumPower
= this.getMaximumPower(stationInfo
);
1697 switch (this.getCurrentOutType(stationInfo
)) {
1698 case CurrentType
.AC
:
1699 return ACElectricUtils
.amperagePerPhaseFromPower(
1700 this.getNumberOfPhases(stationInfo
),
1701 maximumPower
/ this.getNumberOfConnectors(),
1702 this.getVoltageOut(stationInfo
)
1704 case CurrentType
.DC
:
1705 return DCElectricUtils
.amperage(maximumPower
, this.getVoltageOut(stationInfo
));
1709 private getAmperageLimitation(): number | undefined {
1711 this.stationInfo
.amperageLimitationOcppKey
&&
1712 ChargingStationConfigurationUtils
.getConfigurationKey(
1714 this.stationInfo
.amperageLimitationOcppKey
1719 ChargingStationConfigurationUtils
.getConfigurationKey(
1721 this.stationInfo
.amperageLimitationOcppKey
1723 ) / ChargingStationUtils
.getAmperageLimitationUnitDivider(this.stationInfo
)
1728 private getChargingProfilePowerLimit(connectorId
: number): number | undefined {
1729 let limit
: number, matchingChargingProfile
: ChargingProfile
;
1730 let chargingProfiles
: ChargingProfile
[] = [];
1731 // Get charging profiles for connector and sort by stack level
1732 chargingProfiles
= this.getConnectorStatus(connectorId
).chargingProfiles
.sort(
1733 (a
, b
) => b
.stackLevel
- a
.stackLevel
1735 // Get profiles on connector 0
1736 if (this.getConnectorStatus(0).chargingProfiles
) {
1737 chargingProfiles
.push(
1738 ...this.getConnectorStatus(0).chargingProfiles
.sort((a
, b
) => b
.stackLevel
- a
.stackLevel
)
1741 if (!Utils
.isEmptyArray(chargingProfiles
)) {
1742 const result
= ChargingStationUtils
.getLimitFromChargingProfiles(
1746 if (!Utils
.isNullOrUndefined(result
)) {
1747 limit
= result
.limit
;
1748 matchingChargingProfile
= result
.matchingChargingProfile
;
1749 switch (this.getCurrentOutType()) {
1750 case CurrentType
.AC
:
1752 matchingChargingProfile
.chargingSchedule
.chargingRateUnit
===
1753 ChargingRateUnitType
.WATT
1755 : ACElectricUtils
.powerTotal(this.getNumberOfPhases(), this.getVoltageOut(), limit
);
1757 case CurrentType
.DC
:
1759 matchingChargingProfile
.chargingSchedule
.chargingRateUnit
===
1760 ChargingRateUnitType
.WATT
1762 : DCElectricUtils
.power(this.getVoltageOut(), limit
);
1764 const connectorMaximumPower
= this.getMaximumPower() / this.powerDivider
;
1765 if (limit
> connectorMaximumPower
) {
1767 `${this.logPrefix()} Charging profile id ${
1768 matchingChargingProfile.chargingProfileId
1769 } limit is greater than connector id ${connectorId} maximum, dump charging profiles' stack: %j`,
1770 this.getConnectorStatus(connectorId
).chargingProfiles
1772 limit
= connectorMaximumPower
;
1779 private async startMessageSequence(): Promise
<void> {
1780 if (this.stationInfo
?.autoRegister
=== true) {
1781 await this.ocppRequestService
.requestHandler
<
1782 BootNotificationRequest
,
1783 BootNotificationResponse
1784 >(this, RequestCommand
.BOOT_NOTIFICATION
, this.bootNotificationRequest
, {
1785 skipBufferingOnError
: true,
1788 // Start WebSocket ping
1789 this.startWebSocketPing();
1791 this.startHeartbeat();
1792 // Initialize connectors status
1793 for (const connectorId
of this.connectors
.keys()) {
1794 let chargePointStatus
: ChargePointStatus
;
1795 if (connectorId
=== 0) {
1798 !this.getConnectorStatus(connectorId
)?.status &&
1799 (this.isChargingStationAvailable() === false ||
1800 this.isConnectorAvailable(connectorId
) === false)
1802 chargePointStatus
= ChargePointStatus
.UNAVAILABLE
;
1804 !this.getConnectorStatus(connectorId
)?.status &&
1805 this.getConnectorStatus(connectorId
)?.bootStatus
1807 // Set boot status in template at startup
1808 chargePointStatus
= this.getConnectorStatus(connectorId
).bootStatus
;
1809 } else if (this.getConnectorStatus(connectorId
)?.status) {
1810 // Set previous status at startup
1811 chargePointStatus
= this.getConnectorStatus(connectorId
).status;
1813 // Set default status
1814 chargePointStatus
= ChargePointStatus
.AVAILABLE
;
1816 await this.ocppRequestService
.requestHandler
<
1817 StatusNotificationRequest
,
1818 StatusNotificationResponse
1819 >(this, RequestCommand
.STATUS_NOTIFICATION
, {
1821 status: chargePointStatus
,
1822 errorCode
: ChargePointErrorCode
.NO_ERROR
,
1824 this.getConnectorStatus(connectorId
).status = chargePointStatus
;
1827 if (this.getAutomaticTransactionGeneratorConfigurationFromTemplate()?.enable
=== true) {
1828 this.startAutomaticTransactionGenerator();
1830 this.wsConnectionRestarted
=== true && this.flushMessageBuffer();
1833 private async stopMessageSequence(
1834 reason
: StopTransactionReason
= StopTransactionReason
.NONE
1836 // Stop WebSocket ping
1837 this.stopWebSocketPing();
1839 this.stopHeartbeat();
1840 // Stop ongoing transactions
1841 if (this.automaticTransactionGenerator
?.started
=== true) {
1842 this.stopAutomaticTransactionGenerator();
1844 await this.stopRunningTransactions(reason
);
1846 for (const connectorId
of this.connectors
.keys()) {
1847 if (connectorId
> 0) {
1848 await this.ocppRequestService
.requestHandler
<
1849 StatusNotificationRequest
,
1850 StatusNotificationResponse
1851 >(this, RequestCommand
.STATUS_NOTIFICATION
, {
1853 status: ChargePointStatus
.UNAVAILABLE
,
1854 errorCode
: ChargePointErrorCode
.NO_ERROR
,
1856 this.getConnectorStatus(connectorId
).status = null;
1861 private startWebSocketPing(): void {
1862 const webSocketPingInterval
: number = ChargingStationConfigurationUtils
.getConfigurationKey(
1864 StandardParametersKey
.WebSocketPingInterval
1866 ? Utils
.convertToInt(
1867 ChargingStationConfigurationUtils
.getConfigurationKey(
1869 StandardParametersKey
.WebSocketPingInterval
1873 if (webSocketPingInterval
> 0 && !this.webSocketPingSetInterval
) {
1874 this.webSocketPingSetInterval
= setInterval(() => {
1875 if (this.isWebSocketConnectionOpened() === true) {
1876 this.wsConnection
.ping();
1878 }, webSocketPingInterval
* 1000);
1881 ' WebSocket ping started every ' +
1882 Utils
.formatDurationSeconds(webSocketPingInterval
)
1884 } else if (this.webSocketPingSetInterval
) {
1887 ' WebSocket ping already started every ' +
1888 Utils
.formatDurationSeconds(webSocketPingInterval
)
1892 `${this.logPrefix()} WebSocket ping interval set to ${
1893 webSocketPingInterval
1894 ? Utils.formatDurationSeconds(webSocketPingInterval)
1895 : webSocketPingInterval
1896 }, not starting the WebSocket ping`
1901 private stopWebSocketPing(): void {
1902 if (this.webSocketPingSetInterval
) {
1903 clearInterval(this.webSocketPingSetInterval
);
1907 private getConfiguredSupervisionUrl(): URL
{
1908 const supervisionUrls
= this.stationInfo
.supervisionUrls
?? Configuration
.getSupervisionUrls();
1909 if (!Utils
.isEmptyArray(supervisionUrls
)) {
1910 switch (Configuration
.getSupervisionUrlDistribution()) {
1911 case SupervisionUrlDistribution
.ROUND_ROBIN
:
1913 this.configuredSupervisionUrlIndex
= (this.index
- 1) % supervisionUrls
.length
;
1915 case SupervisionUrlDistribution
.RANDOM
:
1916 this.configuredSupervisionUrlIndex
= Math.floor(
1917 Utils
.secureRandom() * supervisionUrls
.length
1920 case SupervisionUrlDistribution
.CHARGING_STATION_AFFINITY
:
1921 this.configuredSupervisionUrlIndex
= (this.index
- 1) % supervisionUrls
.length
;
1925 `${this.logPrefix()} Unknown supervision url distribution '${Configuration.getSupervisionUrlDistribution()}' from values '${SupervisionUrlDistribution.toString()}', defaulting to ${
1926 SupervisionUrlDistribution.CHARGING_STATION_AFFINITY
1929 this.configuredSupervisionUrlIndex
= (this.index
- 1) % supervisionUrls
.length
;
1932 return new URL(supervisionUrls
[this.configuredSupervisionUrlIndex
]);
1934 return new URL(supervisionUrls
as string);
1937 private getHeartbeatInterval(): number {
1938 const HeartbeatInterval
= ChargingStationConfigurationUtils
.getConfigurationKey(
1940 StandardParametersKey
.HeartbeatInterval
1942 if (HeartbeatInterval
) {
1943 return Utils
.convertToInt(HeartbeatInterval
.value
) * 1000;
1945 const HeartBeatInterval
= ChargingStationConfigurationUtils
.getConfigurationKey(
1947 StandardParametersKey
.HeartBeatInterval
1949 if (HeartBeatInterval
) {
1950 return Utils
.convertToInt(HeartBeatInterval
.value
) * 1000;
1952 this.stationInfo
?.autoRegister
=== false &&
1954 `${this.logPrefix()} Heartbeat interval configuration key not set, using default value: ${
1955 Constants.DEFAULT_HEARTBEAT_INTERVAL
1958 return Constants
.DEFAULT_HEARTBEAT_INTERVAL
;
1961 private stopHeartbeat(): void {
1962 if (this.heartbeatSetInterval
) {
1963 clearInterval(this.heartbeatSetInterval
);
1967 private terminateWSConnection(): void {
1968 if (this.isWebSocketConnectionOpened() === true) {
1969 this.wsConnection
.terminate();
1970 this.wsConnection
= null;
1974 private stopMeterValues(connectorId
: number) {
1975 if (this.getConnectorStatus(connectorId
)?.transactionSetInterval
) {
1976 clearInterval(this.getConnectorStatus(connectorId
).transactionSetInterval
);
1980 private getReconnectExponentialDelay(): boolean {
1981 return !Utils
.isUndefined(this.stationInfo
.reconnectExponentialDelay
)
1982 ? this.stationInfo
.reconnectExponentialDelay
1986 private async reconnect(): Promise
<void> {
1987 // Stop WebSocket ping
1988 this.stopWebSocketPing();
1990 this.stopHeartbeat();
1991 // Stop the ATG if needed
1992 if (this.automaticTransactionGenerator
?.configuration
?.stopOnConnectionFailure
=== true) {
1993 this.stopAutomaticTransactionGenerator();
1996 this.autoReconnectRetryCount
< this.getAutoReconnectMaxRetries() ||
1997 this.getAutoReconnectMaxRetries() === -1
1999 this.autoReconnectRetryCount
++;
2000 const reconnectDelay
= this.getReconnectExponentialDelay()
2001 ? Utils
.exponentialDelay(this.autoReconnectRetryCount
)
2002 : this.getConnectionTimeout() * 1000;
2003 const reconnectDelayWithdraw
= 1000;
2004 const reconnectTimeout
=
2005 reconnectDelay
&& reconnectDelay
- reconnectDelayWithdraw
> 0
2006 ? reconnectDelay
- reconnectDelayWithdraw
2009 `${this.logPrefix()} WebSocket connection retry in ${Utils.roundTo(
2012 )}ms, timeout ${reconnectTimeout}ms`
2014 await Utils
.sleep(reconnectDelay
);
2016 this.logPrefix() + ' WebSocket connection retry #' + this.autoReconnectRetryCount
.toString()
2018 this.openWSConnection(
2019 { ...(this.stationInfo
?.wsOptions
?? {}), handshakeTimeout
: reconnectTimeout
},
2020 { closeOpened
: true }
2022 this.wsConnectionRestarted
= true;
2023 } else if (this.getAutoReconnectMaxRetries() !== -1) {
2025 `${this.logPrefix()} WebSocket connection retries failure: maximum retries reached (${
2026 this.autoReconnectRetryCount
2027 }) or retries disabled (${this.getAutoReconnectMaxRetries()})`
2032 private getAutomaticTransactionGeneratorConfigurationFromTemplate(): AutomaticTransactionGeneratorConfiguration
| null {
2033 return this.getTemplateFromFile()?.AutomaticTransactionGenerator
?? null;
2036 private initializeConnectorStatus(connectorId
: number): void {
2037 this.getConnectorStatus(connectorId
).idTagLocalAuthorized
= false;
2038 this.getConnectorStatus(connectorId
).idTagAuthorized
= false;
2039 this.getConnectorStatus(connectorId
).transactionRemoteStarted
= false;
2040 this.getConnectorStatus(connectorId
).transactionStarted
= false;
2041 this.getConnectorStatus(connectorId
).energyActiveImportRegisterValue
= 0;
2042 this.getConnectorStatus(connectorId
).transactionEnergyActiveImportRegisterValue
= 0;