-// Partial Copyright Jerome Benoit. 2021. All Rights Reserved.
+// Partial Copyright Jerome Benoit. 2021-2023. All Rights Reserved.
-import { AsyncResource } from 'async_hooks';
+import { AsyncResource } from 'node:async_hooks';
-import BaseError from '../exception/BaseError';
-import PerformanceStatistics from '../performance/PerformanceStatistics';
-import {
- type AutomaticTransactionGeneratorConfiguration,
- IdTagDistribution,
- type Status,
-} from '../types/AutomaticTransactionGenerator';
-import { RequestCommand } from '../types/ocpp/Requests';
+import { type ChargingStation, ChargingStationUtils, IdTagsCache } from './internal';
+import { BaseError } from '../exception';
+// import { PerformanceStatistics } from '../performance';
+import { PerformanceStatistics } from '../performance/PerformanceStatistics';
import {
AuthorizationStatus,
type AuthorizeRequest,
type AuthorizeResponse,
+ type AutomaticTransactionGeneratorConfiguration,
+ ConnectorStatusEnum,
+ RequestCommand,
type StartTransactionRequest,
type StartTransactionResponse,
+ type Status,
StopTransactionReason,
type StopTransactionResponse,
-} from '../types/ocpp/Transaction';
-import Constants from '../utils/Constants';
-import logger from '../utils/Logger';
-import Utils from '../utils/Utils';
-import type ChargingStation from './ChargingStation';
-import { ChargingStationUtils } from './ChargingStationUtils';
+} from '../types';
+import { Constants, Utils, logger } from '../utils';
const moduleName = 'AutomaticTransactionGenerator';
-export default class AutomaticTransactionGenerator extends AsyncResource {
+export class AutomaticTransactionGenerator extends AsyncResource {
private static readonly instances: Map<string, AutomaticTransactionGenerator> = new Map<
string,
AutomaticTransactionGenerator
public readonly configuration: AutomaticTransactionGeneratorConfiguration;
public started: boolean;
private readonly chargingStation: ChargingStation;
- private idTagIndex: number;
private constructor(
automaticTransactionGeneratorConfiguration: AutomaticTransactionGeneratorConfiguration,
this.started = false;
this.configuration = automaticTransactionGeneratorConfiguration;
this.chargingStation = chargingStation;
- this.idTagIndex = 0;
this.connectorsStatus = new Map<number, Status>();
this.initializeConnectorsStatus();
}
public static getInstance(
automaticTransactionGeneratorConfiguration: AutomaticTransactionGeneratorConfiguration,
chargingStation: ChargingStation
- ): AutomaticTransactionGenerator {
+ ): AutomaticTransactionGenerator | undefined {
if (AutomaticTransactionGenerator.instances.has(chargingStation.stationInfo.hashId) === false) {
AutomaticTransactionGenerator.instances.set(
chargingStation.stationInfo.hashId,
}
public start(): void {
- if (this.checkChargingStation() === false) {
+ if (
+ ChargingStationUtils.checkChargingStation(this.chargingStation, this.logPrefix()) === false
+ ) {
return;
}
if (this.started === true) {
}
public startConnector(connectorId: number): void {
- if (this.checkChargingStation(connectorId) === false) {
+ if (
+ ChargingStationUtils.checkChargingStation(
+ this.chargingStation,
+ this.logPrefix(connectorId)
+ ) === false
+ ) {
return;
}
if (this.connectorsStatus.has(connectorId) === false) {
) => Promise<void>,
this,
connectorId
- ).catch(() => {
- /* This is intentional */
- });
+ ).catch(Constants.EMPTY_FUNCTION);
} else if (this.connectorsStatus.get(connectorId)?.start === true) {
logger.warn(`${this.logPrefix(connectorId)} is already started on connector`);
}
this.connectorsStatus.clear();
this.initializeConnectorsStatus();
}
- for (const connectorId of this.chargingStation.connectors.keys()) {
- if (connectorId > 0) {
- this.startConnector(connectorId);
+ if (this.chargingStation.hasEvses) {
+ for (const [evseId, evseStatus] of this.chargingStation.evses) {
+ if (evseId > 0) {
+ for (const connectorId of evseStatus.connectors.keys()) {
+ this.startConnector(connectorId);
+ }
+ }
+ }
+ } else {
+ for (const connectorId of this.chargingStation.connectors.keys()) {
+ if (connectorId > 0) {
+ this.startConnector(connectorId);
+ }
}
}
}
private stopConnectors(): void {
- for (const connectorId of this.chargingStation.connectors.keys()) {
- if (connectorId > 0) {
- this.stopConnector(connectorId);
+ if (this.chargingStation.hasEvses) {
+ for (const [evseId, evseStatus] of this.chargingStation.evses) {
+ if (evseId > 0) {
+ for (const connectorId of evseStatus.connectors.keys()) {
+ this.stopConnector(connectorId);
+ }
+ }
+ }
+ } else {
+ for (const connectorId of this.chargingStation.connectors.keys()) {
+ if (connectorId > 0) {
+ this.stopConnector(connectorId);
+ }
}
}
}
private async internalStartConnector(connectorId: number): Promise<void> {
this.setStartConnectorStatus(connectorId);
logger.info(
- this.logPrefix(connectorId) +
- ' started on connector and will run for ' +
- Utils.formatDurationMilliSeconds(
- this.connectorsStatus.get(connectorId).stopDate.getTime() -
- this.connectorsStatus.get(connectorId).startDate.getTime()
- )
+ `${this.logPrefix(
+ connectorId
+ )} started on connector and will run for ${Utils.formatDurationMilliSeconds(
+ this.connectorsStatus.get(connectorId).stopDate.getTime() -
+ this.connectorsStatus.get(connectorId).startDate.getTime()
+ )}`
);
- while (this.connectorsStatus.get(connectorId).start === true) {
+ while (this.connectorsStatus.get(connectorId)?.start === true) {
if (new Date() > this.connectorsStatus.get(connectorId).stopDate) {
this.stopConnector(connectorId);
break;
}
if (this.chargingStation.isInAcceptedState() === false) {
logger.error(
- this.logPrefix(connectorId) +
- ' entered in transaction loop while the charging station is not in accepted state'
+ `${this.logPrefix(
+ connectorId
+ )} entered in transaction loop while the charging station is not in accepted state`
);
this.stopConnector(connectorId);
break;
}
if (this.chargingStation.isChargingStationAvailable() === false) {
logger.info(
- this.logPrefix(connectorId) +
- ' entered in transaction loop while the charging station is unavailable'
+ `${this.logPrefix(
+ connectorId
+ )} entered in transaction loop while the charging station is unavailable`
);
this.stopConnector(connectorId);
break;
this.stopConnector(connectorId);
break;
}
+ if (
+ this.chargingStation.getConnectorStatus(connectorId)?.status ===
+ ConnectorStatusEnum.Unavailable
+ ) {
+ logger.info(
+ `${this.logPrefix(
+ connectorId
+ )} entered in transaction loop while the connector ${connectorId} status is unavailable`
+ );
+ this.stopConnector(connectorId);
+ break;
+ }
if (!this.chargingStation?.ocppRequestService) {
logger.info(
`${this.logPrefix(
this.configuration.minDelayBetweenTwoTransactions
) * 1000;
logger.info(
- this.logPrefix(connectorId) + ' waiting for ' + Utils.formatDurationMilliSeconds(wait)
+ `${this.logPrefix(connectorId)} waiting for ${Utils.formatDurationMilliSeconds(wait)}`
);
await Utils.sleep(wait);
const start = Utils.secureRandom();
Utils.getRandomInteger(this.configuration.maxDuration, this.configuration.minDuration) *
1000;
logger.info(
- this.logPrefix(connectorId) +
- ' transaction ' +
- this.chargingStation.getConnectorStatus(connectorId).transactionId.toString() +
- ' started and will stop in ' +
- Utils.formatDurationMilliSeconds(waitTrxEnd)
+ `${this.logPrefix(connectorId)} transaction started with id ${this.chargingStation
+ .getConnectorStatus(connectorId)
+ ?.transactionId?.toString()} and will stop in ${Utils.formatDurationMilliSeconds(
+ waitTrxEnd
+ )}`
);
await Utils.sleep(waitTrxEnd);
// Stop transaction
logger.info(
- this.logPrefix(connectorId) +
- ' stop transaction ' +
- this.chargingStation.getConnectorStatus(connectorId).transactionId.toString()
+ `${this.logPrefix(connectorId)} stop transaction with id ${this.chargingStation
+ .getConnectorStatus(connectorId)
+ ?.transactionId?.toString()}`
);
await this.stopTransaction(connectorId);
}
this.connectorsStatus.get(connectorId).skippedConsecutiveTransactions++;
this.connectorsStatus.get(connectorId).skippedTransactions++;
logger.info(
- this.logPrefix(connectorId) +
- ' skipped consecutively ' +
- this.connectorsStatus.get(connectorId).skippedConsecutiveTransactions.toString() +
- '/' +
- this.connectorsStatus.get(connectorId).skippedTransactions.toString() +
- ' transaction(s)'
+ `${this.logPrefix(connectorId)} skipped consecutively ${this.connectorsStatus
+ .get(connectorId)
+ ?.skippedConsecutiveTransactions?.toString()}/${this.connectorsStatus
+ .get(connectorId)
+ ?.skippedTransactions?.toString()} transaction(s)`
);
}
this.connectorsStatus.get(connectorId).lastRunDate = new Date();
}
this.connectorsStatus.get(connectorId).stoppedDate = new Date();
logger.info(
- this.logPrefix(connectorId) +
- ' stopped on connector and lasted for ' +
- Utils.formatDurationMilliSeconds(
- this.connectorsStatus.get(connectorId).stoppedDate.getTime() -
- this.connectorsStatus.get(connectorId).startDate.getTime()
- )
+ `${this.logPrefix(
+ connectorId
+ )} stopped on connector and lasted for ${Utils.formatDurationMilliSeconds(
+ this.connectorsStatus.get(connectorId).stoppedDate.getTime() -
+ this.connectorsStatus.get(connectorId).startDate.getTime()
+ )}`
);
logger.debug(
`${this.logPrefix(connectorId)} connector status: %j`,
private setStartConnectorStatus(connectorId: number): void {
this.connectorsStatus.get(connectorId).skippedConsecutiveTransactions = 0;
const previousRunDuration =
- this?.connectorsStatus.get(connectorId)?.startDate &&
- this?.connectorsStatus.get(connectorId)?.lastRunDate
+ this.connectorsStatus.get(connectorId)?.startDate &&
+ this.connectorsStatus.get(connectorId)?.lastRunDate
? this.connectorsStatus.get(connectorId).lastRunDate.getTime() -
this.connectorsStatus.get(connectorId).startDate.getTime()
: 0;
}
private initializeConnectorsStatus(): void {
- for (const connectorId of this.chargingStation.connectors.keys()) {
- if (connectorId > 0) {
- this.connectorsStatus.set(connectorId, {
- start: false,
- authorizeRequests: 0,
- acceptedAuthorizeRequests: 0,
- rejectedAuthorizeRequests: 0,
- startTransactionRequests: 0,
- acceptedStartTransactionRequests: 0,
- rejectedStartTransactionRequests: 0,
- stopTransactionRequests: 0,
- acceptedStopTransactionRequests: 0,
- rejectedStopTransactionRequests: 0,
- skippedConsecutiveTransactions: 0,
- skippedTransactions: 0,
- });
+ if (this.chargingStation.hasEvses) {
+ for (const [evseId, evseStatus] of this.chargingStation.evses) {
+ if (evseId > 0) {
+ for (const connectorId of evseStatus.connectors.keys()) {
+ this.connectorsStatus.set(connectorId, {
+ start: false,
+ authorizeRequests: 0,
+ acceptedAuthorizeRequests: 0,
+ rejectedAuthorizeRequests: 0,
+ startTransactionRequests: 0,
+ acceptedStartTransactionRequests: 0,
+ rejectedStartTransactionRequests: 0,
+ stopTransactionRequests: 0,
+ acceptedStopTransactionRequests: 0,
+ rejectedStopTransactionRequests: 0,
+ skippedConsecutiveTransactions: 0,
+ skippedTransactions: 0,
+ });
+ }
+ }
+ }
+ } else {
+ for (const connectorId of this.chargingStation.connectors.keys()) {
+ if (connectorId > 0) {
+ this.connectorsStatus.set(connectorId, {
+ start: false,
+ authorizeRequests: 0,
+ acceptedAuthorizeRequests: 0,
+ rejectedAuthorizeRequests: 0,
+ startTransactionRequests: 0,
+ acceptedStartTransactionRequests: 0,
+ rejectedStartTransactionRequests: 0,
+ stopTransactionRequests: 0,
+ acceptedStopTransactionRequests: 0,
+ rejectedStopTransactionRequests: 0,
+ skippedConsecutiveTransactions: 0,
+ skippedTransactions: 0,
+ });
+ }
}
}
}
const measureId = 'StartTransaction with ATG';
const beginId = PerformanceStatistics.beginMeasure(measureId);
let startResponse: StartTransactionResponse;
- if (this.chargingStation.hasAuthorizedTags()) {
- const idTag = this.getIdTag(connectorId);
+ if (this.chargingStation.hasIdTags()) {
+ const idTag = IdTagsCache.getInstance().getIdTag(
+ this.configuration?.idTagDistribution,
+ this.chargingStation,
+ connectorId
+ );
const startTransactionLogMsg = `${this.logPrefix(
connectorId
)} start transaction with an idTag '${idTag}'`;
this.connectorsStatus.get(connectorId).rejectedStopTransactionRequests++;
}
} else {
- const transactionId = this.chargingStation.getConnectorStatus(connectorId).transactionId;
+ const transactionId = this.chargingStation.getConnectorStatus(connectorId)?.transactionId;
logger.warn(
`${this.logPrefix(connectorId)} stopping a not started transaction${
- transactionId ? ' ' + transactionId.toString() : ''
+ !Utils.isNullOrUndefined(transactionId) ? ` with id ${transactionId?.toString()}` : ''
}`
);
}
return this.configuration?.requireAuthorize ?? true;
}
- private getRandomIdTag(authorizationFile: string): string {
- const tags = this.chargingStation.authorizedTagsCache.getAuthorizedTags(authorizationFile);
- this.idTagIndex = Math.floor(Utils.secureRandom() * tags.length);
- return tags[this.idTagIndex];
- }
-
- private getRoundRobinIdTag(authorizationFile: string): string {
- const tags = this.chargingStation.authorizedTagsCache.getAuthorizedTags(authorizationFile);
- const idTag = tags[this.idTagIndex];
- this.idTagIndex = this.idTagIndex === tags.length - 1 ? 0 : this.idTagIndex + 1;
- return idTag;
- }
-
- private getConnectorAffinityIdTag(authorizationFile: string, connectorId: number): string {
- const tags = this.chargingStation.authorizedTagsCache.getAuthorizedTags(authorizationFile);
- this.idTagIndex = (this.chargingStation.index - 1 + (connectorId - 1)) % tags.length;
- return tags[this.idTagIndex];
- }
-
- private getIdTag(connectorId: number): string {
- const authorizationFile = ChargingStationUtils.getAuthorizationFile(
- this.chargingStation.stationInfo
- );
- switch (this.configuration?.idTagDistribution) {
- case IdTagDistribution.RANDOM:
- return this.getRandomIdTag(authorizationFile);
- case IdTagDistribution.ROUND_ROBIN:
- return this.getRoundRobinIdTag(authorizationFile);
- case IdTagDistribution.CONNECTOR_AFFINITY:
- return this.getConnectorAffinityIdTag(authorizationFile, connectorId);
- default:
- return this.getRoundRobinIdTag(authorizationFile);
- }
- }
-
- private logPrefix(connectorId?: number): string {
+ private logPrefix = (connectorId?: number): string => {
return Utils.logPrefix(
` ${this.chargingStation.stationInfo.chargingStationId} | ATG${
- connectorId !== undefined ? ` on connector #${connectorId.toString()}` : ''
+ !Utils.isNullOrUndefined(connectorId) ? ` on connector #${connectorId.toString()}` : ''
}:`
);
- }
+ };
private handleStartTransactionResponse(
connectorId: number,
if (startResponse?.idTagInfo?.status === AuthorizationStatus.ACCEPTED) {
this.connectorsStatus.get(connectorId).acceptedStartTransactionRequests++;
} else {
- logger.warn(this.logPrefix(connectorId) + ' start transaction rejected');
+ logger.warn(`${this.logPrefix(connectorId)} start transaction rejected`);
this.connectorsStatus.get(connectorId).rejectedStartTransactionRequests++;
}
}
-
- private checkChargingStation(connectorId?: number): boolean {
- if (this.chargingStation.started === false && this.chargingStation.starting === false) {
- logger.warn(`${this.logPrefix(connectorId)} charging station is stopped, cannot proceed`);
- return false;
- }
- return true;
- }
}
repositories / e-mobility-charging-stations-simulator.git / blobdiff