import { AsyncResource } from 'node:async_hooks';
-import { type ChargingStation, ChargingStationUtils, IdTagsCache } from './internal';
+import type { ChargingStation } from './ChargingStation';
+import { checkChargingStation } from './ChargingStationUtils';
+import { IdTagsCache } from './IdTagsCache';
import { BaseError } from '../exception';
-// import { PerformanceStatistics } from '../performance';
-import { PerformanceStatistics } from '../performance/PerformanceStatistics';
+import { PerformanceStatistics } from '../performance';
import {
AuthorizationStatus,
type AuthorizeRequest,
type AuthorizeResponse,
- type AutomaticTransactionGeneratorConfiguration,
ConnectorStatusEnum,
RequestCommand,
type StartTransactionRequest,
StopTransactionReason,
type StopTransactionResponse,
} from '../types';
-import { Constants, Utils, logger } from '../utils';
+import {
+ Constants,
+ cloneObject,
+ formatDurationMilliSeconds,
+ getRandomInteger,
+ isNullOrUndefined,
+ logPrefix,
+ logger,
+ secureRandom,
+ sleep,
+} from '../utils';
const moduleName = 'AutomaticTransactionGenerator';
>();
public readonly connectorsStatus: Map<number, Status>;
- public readonly configuration: AutomaticTransactionGeneratorConfiguration;
public started: boolean;
+ private starting: boolean;
+ private stopping: boolean;
private readonly chargingStation: ChargingStation;
- private constructor(
- automaticTransactionGeneratorConfiguration: AutomaticTransactionGeneratorConfiguration,
- chargingStation: ChargingStation
- ) {
+ private constructor(chargingStation: ChargingStation) {
super(moduleName);
this.started = false;
- this.configuration = automaticTransactionGeneratorConfiguration;
+ this.starting = false;
+ this.stopping = false;
this.chargingStation = chargingStation;
this.connectorsStatus = new Map<number, Status>();
this.initializeConnectorsStatus();
}
public static getInstance(
- automaticTransactionGeneratorConfiguration: AutomaticTransactionGeneratorConfiguration,
chargingStation: ChargingStation
): AutomaticTransactionGenerator | undefined {
if (AutomaticTransactionGenerator.instances.has(chargingStation.stationInfo.hashId) === false) {
AutomaticTransactionGenerator.instances.set(
chargingStation.stationInfo.hashId,
- new AutomaticTransactionGenerator(
- automaticTransactionGeneratorConfiguration,
- chargingStation
- )
+ new AutomaticTransactionGenerator(chargingStation)
);
}
return AutomaticTransactionGenerator.instances.get(chargingStation.stationInfo.hashId);
}
public start(): void {
- if (
- ChargingStationUtils.checkChargingStation(this.chargingStation, this.logPrefix()) === false
- ) {
+ if (checkChargingStation(this.chargingStation, this.logPrefix()) === false) {
return;
}
if (this.started === true) {
logger.warn(`${this.logPrefix()} is already started`);
return;
}
+ if (this.starting === true) {
+ logger.warn(`${this.logPrefix()} is already starting`);
+ return;
+ }
+ this.starting = true;
this.startConnectors();
this.started = true;
+ this.starting = false;
}
public stop(): void {
logger.warn(`${this.logPrefix()} is already stopped`);
return;
}
+ if (this.stopping === true) {
+ logger.warn(`${this.logPrefix()} is already stopping`);
+ return;
+ }
+ this.stopping = true;
this.stopConnectors();
this.started = false;
+ this.stopping = false;
}
public startConnector(connectorId: number): void {
- if (
- ChargingStationUtils.checkChargingStation(
- this.chargingStation,
- this.logPrefix(connectorId)
- ) === false
- ) {
+ if (checkChargingStation(this.chargingStation, this.logPrefix(connectorId)) === false) {
return;
}
if (this.connectorsStatus.has(connectorId) === false) {
logger.info(
`${this.logPrefix(
connectorId
- )} started on connector and will run for ${Utils.formatDurationMilliSeconds(
+ )} started on connector and will run for ${formatDurationMilliSeconds(
this.connectorsStatus.get(connectorId).stopDate.getTime() -
this.connectorsStatus.get(connectorId).startDate.getTime()
)}`
this.stopConnector(connectorId);
break;
}
- if (this.chargingStation.isInAcceptedState() === false) {
+ if (this.chargingStation.inAcceptedState() === false) {
logger.error(
`${this.logPrefix(
connectorId
)} transaction loop waiting for charging station service to be initialized`
);
do {
- await Utils.sleep(Constants.CHARGING_STATION_ATG_INITIALIZATION_TIME);
+ await sleep(Constants.CHARGING_STATION_ATG_INITIALIZATION_TIME);
} while (!this.chargingStation?.ocppRequestService);
}
const wait =
- Utils.getRandomInteger(
- this.configuration.maxDelayBetweenTwoTransactions,
- this.configuration.minDelayBetweenTwoTransactions
+ getRandomInteger(
+ this.chargingStation.getAutomaticTransactionGeneratorConfiguration()
+ .maxDelayBetweenTwoTransactions,
+ this.chargingStation.getAutomaticTransactionGeneratorConfiguration()
+ .minDelayBetweenTwoTransactions
) * 1000;
- logger.info(
- `${this.logPrefix(connectorId)} waiting for ${Utils.formatDurationMilliSeconds(wait)}`
- );
- await Utils.sleep(wait);
- const start = Utils.secureRandom();
- if (start < this.configuration.probabilityOfStart) {
+ logger.info(`${this.logPrefix(connectorId)} waiting for ${formatDurationMilliSeconds(wait)}`);
+ await sleep(wait);
+ const start = secureRandom();
+ if (
+ start <
+ this.chargingStation.getAutomaticTransactionGeneratorConfiguration().probabilityOfStart
+ ) {
this.connectorsStatus.get(connectorId).skippedConsecutiveTransactions = 0;
// Start transaction
const startResponse = await this.startTransaction(connectorId);
if (startResponse?.idTagInfo?.status === AuthorizationStatus.ACCEPTED) {
// Wait until end of transaction
const waitTrxEnd =
- Utils.getRandomInteger(this.configuration.maxDuration, this.configuration.minDuration) *
- 1000;
+ getRandomInteger(
+ this.chargingStation.getAutomaticTransactionGeneratorConfiguration().maxDuration,
+ this.chargingStation.getAutomaticTransactionGeneratorConfiguration().minDuration
+ ) * 1000;
logger.info(
`${this.logPrefix(connectorId)} transaction started with id ${this.chargingStation
.getConnectorStatus(connectorId)
- ?.transactionId?.toString()} and will stop in ${Utils.formatDurationMilliSeconds(
+ ?.transactionId?.toString()} and will stop in ${formatDurationMilliSeconds(
waitTrxEnd
)}`
);
- await Utils.sleep(waitTrxEnd);
+ await sleep(waitTrxEnd);
// Stop transaction
logger.info(
`${this.logPrefix(connectorId)} stop transaction with id ${this.chargingStation
await this.stopTransaction(connectorId);
}
} else {
- this.connectorsStatus.get(connectorId).skippedConsecutiveTransactions++;
- this.connectorsStatus.get(connectorId).skippedTransactions++;
+ ++this.connectorsStatus.get(connectorId).skippedConsecutiveTransactions;
+ ++this.connectorsStatus.get(connectorId).skippedTransactions;
logger.info(
`${this.logPrefix(connectorId)} skipped consecutively ${this.connectorsStatus
.get(connectorId)
logger.info(
`${this.logPrefix(
connectorId
- )} stopped on connector and lasted for ${Utils.formatDurationMilliSeconds(
+ )} stopped on connector and lasted for ${formatDurationMilliSeconds(
this.connectorsStatus.get(connectorId).stoppedDate.getTime() -
this.connectorsStatus.get(connectorId).startDate.getTime()
)}`
this.connectorsStatus.get(connectorId).startDate = new Date();
this.connectorsStatus.get(connectorId).stopDate = new Date(
this.connectorsStatus.get(connectorId).startDate.getTime() +
- (this.configuration.stopAfterHours ??
- Constants.CHARGING_STATION_ATG_DEFAULT_STOP_AFTER_HOURS) *
+ this.chargingStation.getAutomaticTransactionGeneratorConfiguration().stopAfterHours *
3600 *
1000 -
previousRunDuration
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,
- });
+ this.connectorsStatus.set(connectorId, this.getConnectorStatus(connectorId));
}
}
}
} 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,
- });
+ this.connectorsStatus.set(connectorId, this.getConnectorStatus(connectorId));
}
}
}
}
+ private getConnectorStatus(connectorId: number): Status {
+ const connectorStatus = cloneObject(
+ this.chargingStation.getAutomaticTransactionGeneratorStatuses()
+ )[connectorId];
+ delete connectorStatus?.startDate;
+ delete connectorStatus?.lastRunDate;
+ delete connectorStatus?.stopDate;
+ delete connectorStatus?.stoppedDate;
+ return (
+ connectorStatus ?? {
+ start: false,
+ authorizeRequests: 0,
+ acceptedAuthorizeRequests: 0,
+ rejectedAuthorizeRequests: 0,
+ startTransactionRequests: 0,
+ acceptedStartTransactionRequests: 0,
+ rejectedStartTransactionRequests: 0,
+ stopTransactionRequests: 0,
+ acceptedStopTransactionRequests: 0,
+ rejectedStopTransactionRequests: 0,
+ skippedConsecutiveTransactions: 0,
+ skippedTransactions: 0,
+ }
+ );
+ }
+
private async startTransaction(
connectorId: number
): Promise<StartTransactionResponse | undefined> {
let startResponse: StartTransactionResponse;
if (this.chargingStation.hasIdTags()) {
const idTag = IdTagsCache.getInstance().getIdTag(
- this.configuration?.idTagDistribution,
+ this.chargingStation.getAutomaticTransactionGeneratorConfiguration()?.idTagDistribution,
this.chargingStation,
connectorId
);
>(this.chargingStation, RequestCommand.AUTHORIZE, {
idTag,
});
- this.connectorsStatus.get(connectorId).authorizeRequests++;
+ ++this.connectorsStatus.get(connectorId).authorizeRequests;
if (authorizeResponse?.idTagInfo?.status === AuthorizationStatus.ACCEPTED) {
- this.connectorsStatus.get(connectorId).acceptedAuthorizeRequests++;
+ ++this.connectorsStatus.get(connectorId).acceptedAuthorizeRequests;
logger.info(startTransactionLogMsg);
// Start transaction
startResponse = await this.chargingStation.ocppRequestService.requestHandler<
PerformanceStatistics.endMeasure(measureId, beginId);
return startResponse;
}
- this.connectorsStatus.get(connectorId).rejectedAuthorizeRequests++;
+ ++this.connectorsStatus.get(connectorId).rejectedAuthorizeRequests;
PerformanceStatistics.endMeasure(measureId, beginId);
return startResponse;
}
let stopResponse: StopTransactionResponse;
if (this.chargingStation.getConnectorStatus(connectorId)?.transactionStarted === true) {
stopResponse = await this.chargingStation.stopTransactionOnConnector(connectorId, reason);
- this.connectorsStatus.get(connectorId).stopTransactionRequests++;
+ ++this.connectorsStatus.get(connectorId).stopTransactionRequests;
if (stopResponse?.idTagInfo?.status === AuthorizationStatus.ACCEPTED) {
- this.connectorsStatus.get(connectorId).acceptedStopTransactionRequests++;
+ ++this.connectorsStatus.get(connectorId).acceptedStopTransactionRequests;
} else {
- this.connectorsStatus.get(connectorId).rejectedStopTransactionRequests++;
+ ++this.connectorsStatus.get(connectorId).rejectedStopTransactionRequests;
}
} else {
const transactionId = this.chargingStation.getConnectorStatus(connectorId)?.transactionId;
logger.warn(
`${this.logPrefix(connectorId)} stopping a not started transaction${
- !Utils.isNullOrUndefined(transactionId) ? ` with id ${transactionId?.toString()}` : ''
+ !isNullOrUndefined(transactionId) ? ` with id ${transactionId?.toString()}` : ''
}`
);
}
}
private getRequireAuthorize(): boolean {
- return this.configuration?.requireAuthorize ?? true;
+ return (
+ this.chargingStation.getAutomaticTransactionGeneratorConfiguration()?.requireAuthorize ?? true
+ );
}
private logPrefix = (connectorId?: number): string => {
- return Utils.logPrefix(
+ return logPrefix(
` ${this.chargingStation.stationInfo.chargingStationId} | ATG${
- !Utils.isNullOrUndefined(connectorId) ? ` on connector #${connectorId.toString()}` : ''
+ !isNullOrUndefined(connectorId) ? ` on connector #${connectorId.toString()}` : ''
}:`
);
};
connectorId: number,
startResponse: StartTransactionResponse
): void {
- this.connectorsStatus.get(connectorId).startTransactionRequests++;
+ ++this.connectorsStatus.get(connectorId).startTransactionRequests;
if (startResponse?.idTagInfo?.status === AuthorizationStatus.ACCEPTED) {
- this.connectorsStatus.get(connectorId).acceptedStartTransactionRequests++;
+ ++this.connectorsStatus.get(connectorId).acceptedStartTransactionRequests;
} else {
logger.warn(`${this.logPrefix(connectorId)} start transaction rejected`);
- this.connectorsStatus.get(connectorId).rejectedStartTransactionRequests++;
+ ++this.connectorsStatus.get(connectorId).rejectedStartTransactionRequests;
}
}
}