// Partial Copyright Jerome Benoit. 2021-2023. All Rights Reserved.
-import { AsyncResource } from 'async_hooks';
+import { AsyncResource } from 'node:async_hooks';
-import type { ChargingStation } from './ChargingStation';
-import { ChargingStationUtils } from './ChargingStationUtils';
+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,
- IdTagDistribution,
+ ConnectorStatusEnum,
RequestCommand,
type StartTransactionRequest,
type StartTransactionResponse,
StopTransactionReason,
type StopTransactionResponse,
} from '../types';
-import { Constants } from '../utils/Constants';
-import { logger } from '../utils/Logger';
-import { Utils } from '../utils/Utils';
+import { Constants, Utils, logger } from '../utils';
const moduleName = '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 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(`${this.logPrefix(connectorId)} is already started on connector`);
}
this.stopConnector(connectorId);
break;
}
+ if (
+ this.chargingStation.getConnectorStatus(connectorId)?.status ===
+ ConnectorStatusEnum.Unavailable
+ ) {
+ logger.info(
+ `${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(
Utils.getRandomInteger(this.configuration.maxDuration, this.configuration.minDuration) *
1000;
logger.info(
- `${this.logPrefix(connectorId)} transaction ${this.chargingStation
+ `${this.logPrefix(connectorId)} transaction started with id ${this.chargingStation
.getConnectorStatus(connectorId)
- ?.transactionId?.toString()} started and will stop in ${Utils.formatDurationMilliSeconds(
+ ?.transactionId?.toString()} and will stop in ${Utils.formatDurationMilliSeconds(
waitTrxEnd
)}`
);
await Utils.sleep(waitTrxEnd);
// Stop transaction
logger.info(
- `${this.logPrefix(connectorId)} stop transaction ${this.chargingStation
+ `${this.logPrefix(connectorId)} stop transaction with id ${this.chargingStation
.getConnectorStatus(connectorId)
?.transactionId?.toString()}`
);
const measureId = 'StartTransaction with ATG';
const beginId = PerformanceStatistics.beginMeasure(measureId);
let startResponse: StartTransactionResponse;
- if (this.chargingStation.hasAuthorizedTags()) {
- const idTag = this.getIdTag(connectorId);
+ if (this.chargingStation.hasIdTags()) {
+ const idTag = IdTagsCache.getInstance().getIdTag(
+ this.configuration?.idTagDistribution,
+ this.chargingStation,
+ connectorId
+ );
const startTransactionLogMsg = `${this.logPrefix(
connectorId
)} start transaction with an idTag '${idTag}'`;
const transactionId = this.chargingStation.getConnectorStatus(connectorId)?.transactionId;
logger.warn(
`${this.logPrefix(connectorId)} stopping a not started transaction${
- !Utils.isNullOrUndefined(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 => {
return Utils.logPrefix(
` ${this.chargingStation.stationInfo.chargingStationId} | ATG${
- connectorId !== undefined ? ` on connector #${connectorId.toString()}` : ''
+ !Utils.isNullOrUndefined(connectorId) ? ` on connector #${connectorId.toString()}` : ''
}:`
);
};
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;
- }
}