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b4d34251 JB |
1 | // Partial Copyright Jerome Benoit. 2021. All Rights Reserved. |
2 | ||
32b02249 | 3 | import { AvailabilityType, BootNotificationRequest, CachedRequest, IncomingRequest, IncomingRequestCommand, RequestCommand } from '../types/ocpp/Requests'; |
efa43e52 | 4 | import { BootNotificationResponse, RegistrationStatus } from '../types/ocpp/Responses'; |
e118beaa | 5 | import ChargingStationConfiguration, { ConfigurationKey } from '../types/ChargingStationConfiguration'; |
4c2b4904 | 6 | import ChargingStationTemplate, { CurrentType, PowerUnits, Voltage } from '../types/ChargingStationTemplate'; |
12fc74d6 | 7 | import { ConnectorPhaseRotation, StandardParametersKey, SupportedFeatureProfiles, VendorDefaultParametersKey } from '../types/ocpp/Configuration'; |
9ccca265 | 8 | import { MeterValueMeasurand, MeterValuePhase } from '../types/ocpp/MeterValues'; |
16b0d4e7 | 9 | import { WSError, WebSocketCloseEventStatusCode } from '../types/WebSocket'; |
58fad749 | 10 | import WebSocket, { ClientOptions, Data, OPEN } from 'ws'; |
3f40bc9c | 11 | |
6af9012e | 12 | import AutomaticTransactionGenerator from './AutomaticTransactionGenerator'; |
c0560973 JB |
13 | import { ChargePointStatus } from '../types/ocpp/ChargePointStatus'; |
14 | import { ChargingProfile } from '../types/ocpp/ChargingProfile'; | |
9ac86a7e | 15 | import ChargingStationInfo from '../types/ChargingStationInfo'; |
ee0f106b | 16 | import { ChargingStationWorkerMessageEvents } from '../types/ChargingStationWorker'; |
15042c5f | 17 | import { ClientRequestArgs } from 'http'; |
6af9012e | 18 | import Configuration from '../utils/Configuration'; |
057e2042 | 19 | import { ConnectorStatus } from '../types/ConnectorStatus'; |
63b48f77 | 20 | import Constants from '../utils/Constants'; |
14763b46 | 21 | import { ErrorType } from '../types/ocpp/ErrorType'; |
23132a44 | 22 | import FileUtils from '../utils/FileUtils'; |
d2a64eb5 | 23 | import { MessageType } from '../types/ocpp/MessageType'; |
e7171280 | 24 | import OCPP16IncomingRequestService from './ocpp/1.6/OCPP16IncomingRequestService'; |
c0560973 JB |
25 | import OCPP16RequestService from './ocpp/1.6/OCPP16RequestService'; |
26 | import OCPP16ResponseService from './ocpp/1.6/OCPP16ResponseService'; | |
e58068fd | 27 | import OCPPError from '../exception/OCPPError'; |
c0560973 JB |
28 | import OCPPIncomingRequestService from './ocpp/OCPPIncomingRequestService'; |
29 | import OCPPRequestService from './ocpp/OCPPRequestService'; | |
30 | import { OCPPVersion } from '../types/ocpp/OCPPVersion'; | |
a6b3c6c3 | 31 | import PerformanceStatistics from '../performance/PerformanceStatistics'; |
057e2042 | 32 | import { SampledValueTemplate } from '../types/MeasurandPerPhaseSampledValueTemplates'; |
c0560973 | 33 | import { StopTransactionReason } from '../types/ocpp/Transaction'; |
2dcfe98e | 34 | import { SupervisionUrlDistribution } from '../types/ConfigurationData'; |
57939a9d | 35 | import { URL } from 'url'; |
6af9012e | 36 | import Utils from '../utils/Utils'; |
3f40bc9c JB |
37 | import crypto from 'crypto'; |
38 | import fs from 'fs'; | |
6af9012e | 39 | import logger from '../utils/Logger'; |
ee0f106b | 40 | import { parentPort } from 'worker_threads'; |
bf1866b2 | 41 | import path from 'path'; |
3f40bc9c JB |
42 | |
43 | export default class ChargingStation { | |
9e23580d | 44 | public readonly stationTemplateFile: string; |
c0560973 | 45 | public authorizedTags: string[]; |
6e0964c8 | 46 | public stationInfo!: ChargingStationInfo; |
9e23580d | 47 | public readonly connectors: Map<number, ConnectorStatus>; |
6e0964c8 | 48 | public configuration!: ChargingStationConfiguration; |
6e0964c8 | 49 | public wsConnection!: WebSocket; |
9e23580d | 50 | public readonly requests: Map<string, CachedRequest>; |
6e0964c8 JB |
51 | public performanceStatistics!: PerformanceStatistics; |
52 | public heartbeatSetInterval!: NodeJS.Timeout; | |
6e0964c8 | 53 | public ocppRequestService!: OCPPRequestService; |
9e23580d | 54 | private readonly index: number; |
6e0964c8 JB |
55 | private bootNotificationRequest!: BootNotificationRequest; |
56 | private bootNotificationResponse!: BootNotificationResponse | null; | |
57 | private connectorsConfigurationHash!: string; | |
a472cf2b | 58 | private ocppIncomingRequestService!: OCPPIncomingRequestService; |
8e242273 | 59 | private readonly messageBuffer: Set<string>; |
12fc74d6 | 60 | private wsConfiguredConnectionUrl!: URL; |
265e4266 | 61 | private wsConnectionRestarted: boolean; |
a472cf2b | 62 | private stopped: boolean; |
ad2f27c3 | 63 | private autoReconnectRetryCount: number; |
265e4266 | 64 | private automaticTransactionGenerator!: AutomaticTransactionGenerator; |
6e0964c8 | 65 | private webSocketPingSetInterval!: NodeJS.Timeout; |
6af9012e JB |
66 | |
67 | constructor(index: number, stationTemplateFile: string) { | |
ad2f27c3 JB |
68 | this.index = index; |
69 | this.stationTemplateFile = stationTemplateFile; | |
734d790d | 70 | this.connectors = new Map<number, ConnectorStatus>(); |
c0560973 | 71 | this.initialize(); |
2e6f5966 | 72 | |
265e4266 JB |
73 | this.stopped = false; |
74 | this.wsConnectionRestarted = false; | |
ad2f27c3 | 75 | this.autoReconnectRetryCount = 0; |
2e6f5966 | 76 | |
32b02249 | 77 | this.requests = new Map<string, CachedRequest>(); |
8e242273 | 78 | this.messageBuffer = new Set<string>(); |
2e6f5966 | 79 | |
c0560973 JB |
80 | this.authorizedTags = this.getAuthorizedTags(); |
81 | } | |
82 | ||
12fc74d6 | 83 | get wsConnectionUrl(): URL { |
1f5df42a | 84 | return this.getSupervisionUrlOcppConfiguration() ? new URL(this.getConfigurationKey(this.stationInfo.supervisionUrlOcppKey ?? VendorDefaultParametersKey.ConnectionUrl).value + '/' + this.stationInfo.chargingStationId) : this.wsConfiguredConnectionUrl; |
12fc74d6 JB |
85 | } |
86 | ||
c0560973 | 87 | public logPrefix(): string { |
54b1efe0 | 88 | return Utils.logPrefix(` ${this.stationInfo.chargingStationId} |`); |
c0560973 JB |
89 | } |
90 | ||
802cfa13 JB |
91 | public getBootNotificationRequest(): BootNotificationRequest { |
92 | return this.bootNotificationRequest; | |
93 | } | |
94 | ||
f4bf2abd | 95 | public getRandomIdTag(): string { |
c37528f1 | 96 | const index = Math.floor(Utils.secureRandom() * this.authorizedTags.length); |
c0560973 JB |
97 | return this.authorizedTags[index]; |
98 | } | |
99 | ||
100 | public hasAuthorizedTags(): boolean { | |
101 | return !Utils.isEmptyArray(this.authorizedTags); | |
102 | } | |
103 | ||
6e0964c8 | 104 | public getEnableStatistics(): boolean | undefined { |
c0560973 JB |
105 | return !Utils.isUndefined(this.stationInfo.enableStatistics) ? this.stationInfo.enableStatistics : true; |
106 | } | |
107 | ||
a7fc8211 JB |
108 | public getMayAuthorizeAtRemoteStart(): boolean | undefined { |
109 | return this.stationInfo.mayAuthorizeAtRemoteStart ?? true; | |
110 | } | |
111 | ||
6e0964c8 | 112 | public getNumberOfPhases(): number | undefined { |
7decf1b6 | 113 | switch (this.getCurrentOutType()) { |
4c2b4904 | 114 | case CurrentType.AC: |
c0560973 | 115 | return !Utils.isUndefined(this.stationInfo.numberOfPhases) ? this.stationInfo.numberOfPhases : 3; |
4c2b4904 | 116 | case CurrentType.DC: |
c0560973 JB |
117 | return 0; |
118 | } | |
119 | } | |
120 | ||
d5bff457 | 121 | public isWebSocketConnectionOpened(): boolean { |
e58068fd | 122 | return this?.wsConnection?.readyState === OPEN; |
c0560973 JB |
123 | } |
124 | ||
16cd35ad JB |
125 | public isInPendingState(): boolean { |
126 | return this?.bootNotificationResponse?.status === RegistrationStatus.PENDING; | |
127 | } | |
128 | ||
129 | public isInAcceptedState(): boolean { | |
e58068fd | 130 | return this?.bootNotificationResponse?.status === RegistrationStatus.ACCEPTED; |
c0560973 JB |
131 | } |
132 | ||
16cd35ad JB |
133 | public isInRejectedState(): boolean { |
134 | return this?.bootNotificationResponse?.status === RegistrationStatus.REJECTED; | |
135 | } | |
136 | ||
137 | public isRegistered(): boolean { | |
138 | return this.isInAcceptedState() || this.isInPendingState(); | |
139 | } | |
140 | ||
c0560973 | 141 | public isChargingStationAvailable(): boolean { |
734d790d | 142 | return this.getConnectorStatus(0).availability === AvailabilityType.OPERATIVE; |
c0560973 JB |
143 | } |
144 | ||
145 | public isConnectorAvailable(id: number): boolean { | |
734d790d | 146 | return this.getConnectorStatus(id).availability === AvailabilityType.OPERATIVE; |
c0560973 JB |
147 | } |
148 | ||
54544ef1 JB |
149 | public getNumberOfConnectors(): number { |
150 | return this.connectors.get(0) ? this.connectors.size - 1 : this.connectors.size; | |
151 | } | |
152 | ||
734d790d JB |
153 | public getConnectorStatus(id: number): ConnectorStatus { |
154 | return this.connectors.get(id); | |
c0560973 JB |
155 | } |
156 | ||
4c2b4904 JB |
157 | public getCurrentOutType(): CurrentType | undefined { |
158 | return this.stationInfo.currentOutType ?? CurrentType.AC; | |
c0560973 JB |
159 | } |
160 | ||
6e0964c8 | 161 | public getVoltageOut(): number | undefined { |
7decf1b6 | 162 | const errMsg = `${this.logPrefix()} Unknown ${this.getCurrentOutType()} currentOutType in template file ${this.stationTemplateFile}, cannot define default voltage out`; |
c0560973 | 163 | let defaultVoltageOut: number; |
7decf1b6 | 164 | switch (this.getCurrentOutType()) { |
4c2b4904 JB |
165 | case CurrentType.AC: |
166 | defaultVoltageOut = Voltage.VOLTAGE_230; | |
c0560973 | 167 | break; |
4c2b4904 JB |
168 | case CurrentType.DC: |
169 | defaultVoltageOut = Voltage.VOLTAGE_400; | |
c0560973 JB |
170 | break; |
171 | default: | |
172 | logger.error(errMsg); | |
290d006c | 173 | throw new Error(errMsg); |
c0560973 JB |
174 | } |
175 | return !Utils.isUndefined(this.stationInfo.voltageOut) ? this.stationInfo.voltageOut : defaultVoltageOut; | |
176 | } | |
177 | ||
6e0964c8 | 178 | public getTransactionIdTag(transactionId: number): string | undefined { |
734d790d JB |
179 | for (const connectorId of this.connectors.keys()) { |
180 | if (connectorId > 0 && this.getConnectorStatus(connectorId).transactionId === transactionId) { | |
181 | return this.getConnectorStatus(connectorId).transactionIdTag; | |
c0560973 JB |
182 | } |
183 | } | |
184 | } | |
185 | ||
6ed92bc1 JB |
186 | public getOutOfOrderEndMeterValues(): boolean { |
187 | return this.stationInfo.outOfOrderEndMeterValues ?? false; | |
188 | } | |
189 | ||
190 | public getBeginEndMeterValues(): boolean { | |
191 | return this.stationInfo.beginEndMeterValues ?? false; | |
192 | } | |
193 | ||
194 | public getMeteringPerTransaction(): boolean { | |
195 | return this.stationInfo.meteringPerTransaction ?? true; | |
196 | } | |
197 | ||
fd0c36fa JB |
198 | public getTransactionDataMeterValues(): boolean { |
199 | return this.stationInfo.transactionDataMeterValues ?? false; | |
200 | } | |
201 | ||
9ccca265 JB |
202 | public getMainVoltageMeterValues(): boolean { |
203 | return this.stationInfo.mainVoltageMeterValues ?? true; | |
204 | } | |
205 | ||
6b10669b JB |
206 | public getPhaseLineToLineVoltageMeterValues(): boolean { |
207 | return this.stationInfo.phaseLineToLineVoltageMeterValues ?? false; | |
9bd87386 JB |
208 | } |
209 | ||
6ed92bc1 JB |
210 | public getEnergyActiveImportRegisterByTransactionId(transactionId: number): number | undefined { |
211 | if (this.getMeteringPerTransaction()) { | |
734d790d JB |
212 | for (const connectorId of this.connectors.keys()) { |
213 | if (connectorId > 0 && this.getConnectorStatus(connectorId).transactionId === transactionId) { | |
214 | return this.getConnectorStatus(connectorId).transactionEnergyActiveImportRegisterValue; | |
6ed92bc1 JB |
215 | } |
216 | } | |
217 | } | |
734d790d JB |
218 | for (const connectorId of this.connectors.keys()) { |
219 | if (connectorId > 0 && this.getConnectorStatus(connectorId).transactionId === transactionId) { | |
220 | return this.getConnectorStatus(connectorId).energyActiveImportRegisterValue; | |
c0560973 JB |
221 | } |
222 | } | |
223 | } | |
224 | ||
6ed92bc1 JB |
225 | public getEnergyActiveImportRegisterByConnectorId(connectorId: number): number | undefined { |
226 | if (this.getMeteringPerTransaction()) { | |
734d790d | 227 | return this.getConnectorStatus(connectorId).transactionEnergyActiveImportRegisterValue; |
6ed92bc1 | 228 | } |
734d790d | 229 | return this.getConnectorStatus(connectorId).energyActiveImportRegisterValue; |
6ed92bc1 JB |
230 | } |
231 | ||
c0560973 JB |
232 | public getAuthorizeRemoteTxRequests(): boolean { |
233 | const authorizeRemoteTxRequests = this.getConfigurationKey(StandardParametersKey.AuthorizeRemoteTxRequests); | |
234 | return authorizeRemoteTxRequests ? Utils.convertToBoolean(authorizeRemoteTxRequests.value) : false; | |
235 | } | |
236 | ||
237 | public getLocalAuthListEnabled(): boolean { | |
238 | const localAuthListEnabled = this.getConfigurationKey(StandardParametersKey.LocalAuthListEnabled); | |
239 | return localAuthListEnabled ? Utils.convertToBoolean(localAuthListEnabled.value) : false; | |
240 | } | |
241 | ||
242 | public restartWebSocketPing(): void { | |
243 | // Stop WebSocket ping | |
244 | this.stopWebSocketPing(); | |
245 | // Start WebSocket ping | |
246 | this.startWebSocketPing(); | |
247 | } | |
248 | ||
9ccca265 JB |
249 | public getSampledValueTemplate(connectorId: number, measurand: MeterValueMeasurand = MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER, |
250 | phase?: MeterValuePhase): SampledValueTemplate | undefined { | |
251 | if (!Constants.SUPPORTED_MEASURANDS.includes(measurand)) { | |
7d75bee1 | 252 | logger.warn(`${this.logPrefix()} Trying to get unsupported MeterValues measurand '${measurand}' ${phase ? `on phase ${phase} ` : ''}in template on connectorId ${connectorId}`); |
9bd87386 JB |
253 | return; |
254 | } | |
255 | if (measurand !== MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER && !this.getConfigurationKey(StandardParametersKey.MeterValuesSampledData).value.includes(measurand)) { | |
7d75bee1 | 256 | logger.debug(`${this.logPrefix()} Trying to get MeterValues measurand '${measurand}' ${phase ? `on phase ${phase} ` : ''}in template on connectorId ${connectorId} not found in '${StandardParametersKey.MeterValuesSampledData}' OCPP parameter`); |
9ccca265 JB |
257 | return; |
258 | } | |
734d790d | 259 | const sampledValueTemplates: SampledValueTemplate[] = this.getConnectorStatus(connectorId).MeterValues; |
9ccca265 | 260 | for (let index = 0; !Utils.isEmptyArray(sampledValueTemplates) && index < sampledValueTemplates.length; index++) { |
290d006c | 261 | if (!Constants.SUPPORTED_MEASURANDS.includes(sampledValueTemplates[index]?.measurand ?? MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER)) { |
7d75bee1 | 262 | logger.warn(`${this.logPrefix()} Unsupported MeterValues measurand '${measurand}' ${phase ? `on phase ${phase} ` : ''}in template on connectorId ${connectorId}`); |
47e22477 | 263 | } else if (phase && sampledValueTemplates[index]?.phase === phase && sampledValueTemplates[index]?.measurand === measurand |
32b02249 | 264 | && this.getConfigurationKey(StandardParametersKey.MeterValuesSampledData).value.includes(measurand)) { |
9ccca265 JB |
265 | return sampledValueTemplates[index]; |
266 | } else if (!phase && !sampledValueTemplates[index].phase && sampledValueTemplates[index]?.measurand === measurand | |
32b02249 | 267 | && this.getConfigurationKey(StandardParametersKey.MeterValuesSampledData).value.includes(measurand)) { |
9ccca265 JB |
268 | return sampledValueTemplates[index]; |
269 | } else if (measurand === MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER | |
32b02249 | 270 | && (!sampledValueTemplates[index].measurand || sampledValueTemplates[index].measurand === measurand)) { |
9ccca265 JB |
271 | return sampledValueTemplates[index]; |
272 | } | |
273 | } | |
9bd87386 | 274 | if (measurand === MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER) { |
7d75bee1 | 275 | const errorMsg = `${this.logPrefix()} Missing MeterValues for default measurand '${measurand}' in template on connectorId ${connectorId}`; |
de96acad JB |
276 | logger.error(errorMsg); |
277 | throw new Error(errorMsg); | |
9ccca265 | 278 | } |
7d75bee1 | 279 | logger.debug(`${this.logPrefix()} No MeterValues for measurand '${measurand}' ${phase ? `on phase ${phase} ` : ''}in template on connectorId ${connectorId}`); |
9ccca265 JB |
280 | } |
281 | ||
e644918b JB |
282 | public getAutomaticTransactionGeneratorRequireAuthorize(): boolean { |
283 | return this.stationInfo.AutomaticTransactionGenerator.requireAuthorize ?? true; | |
284 | } | |
285 | ||
c0560973 JB |
286 | public startHeartbeat(): void { |
287 | if (this.getHeartbeatInterval() && this.getHeartbeatInterval() > 0 && !this.heartbeatSetInterval) { | |
71623267 JB |
288 | // eslint-disable-next-line @typescript-eslint/no-misused-promises |
289 | this.heartbeatSetInterval = setInterval(async (): Promise<void> => { | |
c0560973 JB |
290 | await this.ocppRequestService.sendHeartbeat(); |
291 | }, this.getHeartbeatInterval()); | |
d7d1db72 | 292 | logger.info(this.logPrefix() + ' Heartbeat started every ' + Utils.formatDurationMilliSeconds(this.getHeartbeatInterval())); |
c0560973 | 293 | } else if (this.heartbeatSetInterval) { |
d7d1db72 | 294 | logger.info(this.logPrefix() + ' Heartbeat already started every ' + Utils.formatDurationMilliSeconds(this.getHeartbeatInterval())); |
c0560973 | 295 | } else { |
d7d1db72 | 296 | logger.error(`${this.logPrefix()} Heartbeat interval set to ${this.getHeartbeatInterval() ? Utils.formatDurationMilliSeconds(this.getHeartbeatInterval()) : this.getHeartbeatInterval()}, not starting the heartbeat`); |
c0560973 JB |
297 | } |
298 | } | |
299 | ||
300 | public restartHeartbeat(): void { | |
301 | // Stop heartbeat | |
302 | this.stopHeartbeat(); | |
303 | // Start heartbeat | |
304 | this.startHeartbeat(); | |
305 | } | |
306 | ||
307 | public startMeterValues(connectorId: number, interval: number): void { | |
308 | if (connectorId === 0) { | |
309 | logger.error(`${this.logPrefix()} Trying to start MeterValues on connector Id ${connectorId.toString()}`); | |
310 | return; | |
311 | } | |
734d790d | 312 | if (!this.getConnectorStatus(connectorId)) { |
c0560973 JB |
313 | logger.error(`${this.logPrefix()} Trying to start MeterValues on non existing connector Id ${connectorId.toString()}`); |
314 | return; | |
315 | } | |
734d790d | 316 | if (!this.getConnectorStatus(connectorId)?.transactionStarted) { |
c0560973 JB |
317 | logger.error(`${this.logPrefix()} Trying to start MeterValues on connector Id ${connectorId} with no transaction started`); |
318 | return; | |
734d790d | 319 | } else if (this.getConnectorStatus(connectorId)?.transactionStarted && !this.getConnectorStatus(connectorId)?.transactionId) { |
c0560973 JB |
320 | logger.error(`${this.logPrefix()} Trying to start MeterValues on connector Id ${connectorId} with no transaction id`); |
321 | return; | |
322 | } | |
323 | if (interval > 0) { | |
71623267 | 324 | // eslint-disable-next-line @typescript-eslint/no-misused-promises |
734d790d JB |
325 | this.getConnectorStatus(connectorId).transactionSetInterval = setInterval(async (): Promise<void> => { |
326 | await this.ocppRequestService.sendMeterValues(connectorId, this.getConnectorStatus(connectorId).transactionId, interval); | |
c0560973 JB |
327 | }, interval); |
328 | } else { | |
d7d1db72 | 329 | logger.error(`${this.logPrefix()} Charging station ${StandardParametersKey.MeterValueSampleInterval} configuration set to ${interval ? Utils.formatDurationMilliSeconds(interval) : interval}, not sending MeterValues`); |
c0560973 JB |
330 | } |
331 | } | |
332 | ||
333 | public start(): void { | |
7874b0b1 JB |
334 | if (this.getEnableStatistics()) { |
335 | this.performanceStatistics.start(); | |
336 | } | |
c0560973 JB |
337 | this.openWSConnection(); |
338 | // Monitor authorization file | |
339 | this.startAuthorizationFileMonitoring(); | |
340 | // Monitor station template file | |
341 | this.startStationTemplateFileMonitoring(); | |
8bf88613 | 342 | // Handle WebSocket message |
c0560973 | 343 | this.wsConnection.on('message', this.onMessage.bind(this)); |
5dc8b1b5 | 344 | // Handle WebSocket error |
c0560973 | 345 | this.wsConnection.on('error', this.onError.bind(this)); |
5dc8b1b5 | 346 | // Handle WebSocket close |
c0560973 | 347 | this.wsConnection.on('close', this.onClose.bind(this)); |
8bf88613 | 348 | // Handle WebSocket open |
c0560973 | 349 | this.wsConnection.on('open', this.onOpen.bind(this)); |
5dc8b1b5 | 350 | // Handle WebSocket ping |
c0560973 | 351 | this.wsConnection.on('ping', this.onPing.bind(this)); |
5dc8b1b5 | 352 | // Handle WebSocket pong |
c0560973 | 353 | this.wsConnection.on('pong', this.onPong.bind(this)); |
ee0f106b | 354 | parentPort.postMessage({ id: ChargingStationWorkerMessageEvents.STARTED, data: { id: this.stationInfo.chargingStationId } }); |
c0560973 JB |
355 | } |
356 | ||
357 | public async stop(reason: StopTransactionReason = StopTransactionReason.NONE): Promise<void> { | |
358 | // Stop message sequence | |
359 | await this.stopMessageSequence(reason); | |
734d790d JB |
360 | for (const connectorId of this.connectors.keys()) { |
361 | if (connectorId > 0) { | |
362 | await this.ocppRequestService.sendStatusNotification(connectorId, ChargePointStatus.UNAVAILABLE); | |
363 | this.getConnectorStatus(connectorId).status = ChargePointStatus.UNAVAILABLE; | |
c0560973 JB |
364 | } |
365 | } | |
d5bff457 | 366 | if (this.isWebSocketConnectionOpened()) { |
c0560973 JB |
367 | this.wsConnection.close(); |
368 | } | |
7874b0b1 JB |
369 | if (this.getEnableStatistics()) { |
370 | this.performanceStatistics.stop(); | |
371 | } | |
c0560973 | 372 | this.bootNotificationResponse = null; |
ee0f106b | 373 | parentPort.postMessage({ id: ChargingStationWorkerMessageEvents.STOPPED, data: { id: this.stationInfo.chargingStationId } }); |
265e4266 | 374 | this.stopped = true; |
c0560973 JB |
375 | } |
376 | ||
6e0964c8 | 377 | public getConfigurationKey(key: string | StandardParametersKey, caseInsensitive = false): ConfigurationKey | undefined { |
7874b0b1 | 378 | return this.configuration.configurationKey.find((configElement) => { |
c0560973 JB |
379 | if (caseInsensitive) { |
380 | return configElement.key.toLowerCase() === key.toLowerCase(); | |
381 | } | |
382 | return configElement.key === key; | |
383 | }); | |
c0560973 JB |
384 | } |
385 | ||
12fc74d6 | 386 | public addConfigurationKey(key: string | StandardParametersKey, value: string, options: { readonly?: boolean, visible?: boolean, reboot?: boolean } = { readonly: false, visible: true, reboot: false }): void { |
c0560973 | 387 | const keyFound = this.getConfigurationKey(key); |
12fc74d6 JB |
388 | const readonly = options.readonly; |
389 | const visible = options.visible; | |
390 | const reboot = options.reboot; | |
c0560973 JB |
391 | if (!keyFound) { |
392 | this.configuration.configurationKey.push({ | |
393 | key, | |
394 | readonly, | |
395 | value, | |
396 | visible, | |
397 | reboot, | |
398 | }); | |
399 | } else { | |
400 | logger.error(`${this.logPrefix()} Trying to add an already existing configuration key: %j`, keyFound); | |
401 | } | |
402 | } | |
403 | ||
404 | public setConfigurationKeyValue(key: string | StandardParametersKey, value: string): void { | |
405 | const keyFound = this.getConfigurationKey(key); | |
406 | if (keyFound) { | |
407 | const keyIndex = this.configuration.configurationKey.indexOf(keyFound); | |
408 | this.configuration.configurationKey[keyIndex].value = value; | |
409 | } else { | |
410 | logger.error(`${this.logPrefix()} Trying to set a value on a non existing configuration key: %j`, { key, value }); | |
411 | } | |
412 | } | |
413 | ||
a7fc8211 JB |
414 | public setChargingProfile(connectorId: number, cp: ChargingProfile): void { |
415 | let cpReplaced = false; | |
734d790d JB |
416 | if (!Utils.isEmptyArray(this.getConnectorStatus(connectorId).chargingProfiles)) { |
417 | this.getConnectorStatus(connectorId).chargingProfiles?.forEach((chargingProfile: ChargingProfile, index: number) => { | |
c0560973 | 418 | if (chargingProfile.chargingProfileId === cp.chargingProfileId |
32b02249 | 419 | || (chargingProfile.stackLevel === cp.stackLevel && chargingProfile.chargingProfilePurpose === cp.chargingProfilePurpose)) { |
734d790d | 420 | this.getConnectorStatus(connectorId).chargingProfiles[index] = cp; |
a7fc8211 | 421 | cpReplaced = true; |
c0560973 JB |
422 | } |
423 | }); | |
424 | } | |
734d790d | 425 | !cpReplaced && this.getConnectorStatus(connectorId).chargingProfiles?.push(cp); |
c0560973 JB |
426 | } |
427 | ||
a2653482 JB |
428 | public resetConnectorStatus(connectorId: number): void { |
429 | this.getConnectorStatus(connectorId).idTagLocalAuthorized = false; | |
430 | this.getConnectorStatus(connectorId).idTagAuthorized = false; | |
431 | this.getConnectorStatus(connectorId).transactionRemoteStarted = false; | |
734d790d | 432 | this.getConnectorStatus(connectorId).transactionStarted = false; |
a2653482 | 433 | delete this.getConnectorStatus(connectorId).localAuthorizeIdTag; |
734d790d JB |
434 | delete this.getConnectorStatus(connectorId).authorizeIdTag; |
435 | delete this.getConnectorStatus(connectorId).transactionId; | |
436 | delete this.getConnectorStatus(connectorId).transactionIdTag; | |
437 | this.getConnectorStatus(connectorId).transactionEnergyActiveImportRegisterValue = 0; | |
438 | delete this.getConnectorStatus(connectorId).transactionBeginMeterValue; | |
dd119a6b | 439 | this.stopMeterValues(connectorId); |
2e6f5966 JB |
440 | } |
441 | ||
8e242273 JB |
442 | public bufferMessage(message: string): void { |
443 | this.messageBuffer.add(message); | |
3ba2381e JB |
444 | } |
445 | ||
8e242273 JB |
446 | private flushMessageBuffer() { |
447 | if (this.messageBuffer.size > 0) { | |
448 | this.messageBuffer.forEach((message) => { | |
aef1b33a | 449 | // TODO: evaluate the need to track performance |
77f00f84 | 450 | this.wsConnection.send(message); |
8e242273 | 451 | this.messageBuffer.delete(message); |
77f00f84 JB |
452 | }); |
453 | } | |
454 | } | |
455 | ||
1f5df42a JB |
456 | private getSupervisionUrlOcppConfiguration(): boolean { |
457 | return this.stationInfo.supervisionUrlOcppConfiguration ?? false; | |
12fc74d6 JB |
458 | } |
459 | ||
c0560973 | 460 | private getChargingStationId(stationTemplate: ChargingStationTemplate): string { |
ef6076c1 | 461 | // In case of multiple instances: add instance index to charging station id |
203bc097 | 462 | const instanceIndex = process.env.CF_INSTANCE_INDEX ?? 0; |
9ccca265 | 463 | const idSuffix = stationTemplate.nameSuffix ?? ''; |
ad2f27c3 | 464 | return stationTemplate.fixedName ? stationTemplate.baseName : stationTemplate.baseName + '-' + instanceIndex.toString() + ('000000000' + this.index.toString()).substr(('000000000' + this.index.toString()).length - 4) + idSuffix; |
5ad8570f JB |
465 | } |
466 | ||
c0560973 | 467 | private buildStationInfo(): ChargingStationInfo { |
9ac86a7e | 468 | let stationTemplateFromFile: ChargingStationTemplate; |
5ad8570f JB |
469 | try { |
470 | // Load template file | |
ad2f27c3 | 471 | const fileDescriptor = fs.openSync(this.stationTemplateFile, 'r'); |
9ac86a7e | 472 | stationTemplateFromFile = JSON.parse(fs.readFileSync(fileDescriptor, 'utf8')) as ChargingStationTemplate; |
5ad8570f JB |
473 | fs.closeSync(fileDescriptor); |
474 | } catch (error) { | |
88184022 | 475 | FileUtils.handleFileException(this.logPrefix(), 'Template', this.stationTemplateFile, error as NodeJS.ErrnoException); |
5ad8570f | 476 | } |
2dcfe98e JB |
477 | const chargingStationId = this.getChargingStationId(stationTemplateFromFile); |
478 | // Deprecation template keys section | |
479 | this.warnDeprecatedTemplateKey(stationTemplateFromFile, 'supervisionUrl', chargingStationId, 'Use \'supervisionUrls\' instead'); | |
480 | this.convertDeprecatedTemplateKey(stationTemplateFromFile, 'supervisionUrl', 'supervisionUrls'); | |
510f0fa5 | 481 | const stationInfo: ChargingStationInfo = stationTemplateFromFile ?? {} as ChargingStationInfo; |
cd8dd457 | 482 | stationInfo.wsOptions = stationTemplateFromFile?.wsOptions ?? {}; |
0a60c33c | 483 | if (!Utils.isEmptyArray(stationTemplateFromFile.power)) { |
9ac86a7e | 484 | stationTemplateFromFile.power = stationTemplateFromFile.power as number[]; |
c37528f1 | 485 | const powerArrayRandomIndex = Math.floor(Utils.secureRandom() * stationTemplateFromFile.power.length); |
510f0fa5 JB |
486 | stationInfo.maxPower = stationTemplateFromFile.powerUnit === PowerUnits.KILO_WATT |
487 | ? stationTemplateFromFile.power[powerArrayRandomIndex] * 1000 | |
488 | : stationTemplateFromFile.power[powerArrayRandomIndex]; | |
5ad8570f | 489 | } else { |
510f0fa5 JB |
490 | stationTemplateFromFile.power = stationTemplateFromFile.power as number; |
491 | stationInfo.maxPower = stationTemplateFromFile.powerUnit === PowerUnits.KILO_WATT | |
fd0c36fa | 492 | ? stationTemplateFromFile.power * 1000 |
510f0fa5 | 493 | : stationTemplateFromFile.power; |
5ad8570f | 494 | } |
fd0c36fa JB |
495 | delete stationInfo.power; |
496 | delete stationInfo.powerUnit; | |
2dcfe98e | 497 | stationInfo.chargingStationId = chargingStationId; |
9ac86a7e JB |
498 | stationInfo.resetTime = stationTemplateFromFile.resetTime ? stationTemplateFromFile.resetTime * 1000 : Constants.CHARGING_STATION_DEFAULT_RESET_TIME; |
499 | return stationInfo; | |
5ad8570f JB |
500 | } |
501 | ||
1f5df42a | 502 | private getOcppVersion(): OCPPVersion { |
c0560973 JB |
503 | return this.stationInfo.ocppVersion ? this.stationInfo.ocppVersion : OCPPVersion.VERSION_16; |
504 | } | |
505 | ||
506 | private handleUnsupportedVersion(version: OCPPVersion) { | |
507 | const errMsg = `${this.logPrefix()} Unsupported protocol version '${version}' configured in template file ${this.stationTemplateFile}`; | |
508 | logger.error(errMsg); | |
509 | throw new Error(errMsg); | |
510 | } | |
511 | ||
512 | private initialize(): void { | |
513 | this.stationInfo = this.buildStationInfo(); | |
37486900 | 514 | this.configuration = this.getTemplateChargingStationConfiguration(); |
798010fa | 515 | delete this.stationInfo.Configuration; |
ad2f27c3 JB |
516 | this.bootNotificationRequest = { |
517 | chargePointModel: this.stationInfo.chargePointModel, | |
518 | chargePointVendor: this.stationInfo.chargePointVendor, | |
519 | ...!Utils.isUndefined(this.stationInfo.chargeBoxSerialNumberPrefix) && { chargeBoxSerialNumber: this.stationInfo.chargeBoxSerialNumberPrefix }, | |
520 | ...!Utils.isUndefined(this.stationInfo.firmwareVersion) && { firmwareVersion: this.stationInfo.firmwareVersion }, | |
2e6f5966 | 521 | }; |
0a60c33c | 522 | // Build connectors if needed |
c0560973 | 523 | const maxConnectors = this.getMaxNumberOfConnectors(); |
6ecb15e4 | 524 | if (maxConnectors <= 0) { |
c0560973 | 525 | logger.warn(`${this.logPrefix()} Charging station template ${this.stationTemplateFile} with ${maxConnectors} connectors`); |
7abfea5f | 526 | } |
c0560973 | 527 | const templateMaxConnectors = this.getTemplateMaxNumberOfConnectors(); |
7abfea5f | 528 | if (templateMaxConnectors <= 0) { |
c0560973 | 529 | logger.warn(`${this.logPrefix()} Charging station template ${this.stationTemplateFile} with no connector configuration`); |
593cf3f9 | 530 | } |
ad2f27c3 | 531 | if (!this.stationInfo.Connectors[0]) { |
c0560973 | 532 | logger.warn(`${this.logPrefix()} Charging station template ${this.stationTemplateFile} with no connector Id 0 configuration`); |
7abfea5f JB |
533 | } |
534 | // Sanity check | |
ad2f27c3 | 535 | if (maxConnectors > (this.stationInfo.Connectors[0] ? templateMaxConnectors - 1 : templateMaxConnectors) && !this.stationInfo.randomConnectors) { |
c0560973 | 536 | logger.warn(`${this.logPrefix()} Number of connectors exceeds the number of connector configurations in template ${this.stationTemplateFile}, forcing random connector configurations affectation`); |
ad2f27c3 | 537 | this.stationInfo.randomConnectors = true; |
6ecb15e4 | 538 | } |
ad2f27c3 | 539 | const connectorsConfigHash = crypto.createHash('sha256').update(JSON.stringify(this.stationInfo.Connectors) + maxConnectors.toString()).digest('hex'); |
54544ef1 JB |
540 | const connectorsConfigChanged = this.connectors?.size !== 0 && this.connectorsConfigurationHash !== connectorsConfigHash; |
541 | if (this.connectors?.size === 0 || connectorsConfigChanged) { | |
734d790d | 542 | connectorsConfigChanged && (this.connectors.clear()); |
ad2f27c3 | 543 | this.connectorsConfigurationHash = connectorsConfigHash; |
7abfea5f | 544 | // Add connector Id 0 |
6af9012e | 545 | let lastConnector = '0'; |
ad2f27c3 | 546 | for (lastConnector in this.stationInfo.Connectors) { |
734d790d JB |
547 | const lastConnectorId = Utils.convertToInt(lastConnector); |
548 | if (lastConnectorId === 0 && this.getUseConnectorId0() && this.stationInfo.Connectors[lastConnector]) { | |
549 | this.connectors.set(lastConnectorId, Utils.cloneObject<ConnectorStatus>(this.stationInfo.Connectors[lastConnector])); | |
550 | this.getConnectorStatus(lastConnectorId).availability = AvailabilityType.OPERATIVE; | |
551 | if (Utils.isUndefined(this.getConnectorStatus(lastConnectorId)?.chargingProfiles)) { | |
552 | this.getConnectorStatus(lastConnectorId).chargingProfiles = []; | |
418106c8 | 553 | } |
0a60c33c JB |
554 | } |
555 | } | |
0a60c33c | 556 | // Generate all connectors |
ad2f27c3 | 557 | if ((this.stationInfo.Connectors[0] ? templateMaxConnectors - 1 : templateMaxConnectors) > 0) { |
7abfea5f | 558 | for (let index = 1; index <= maxConnectors; index++) { |
72740232 | 559 | const randConnectorId = this.stationInfo.randomConnectors ? Utils.getRandomInteger(Utils.convertToInt(lastConnector), 1) : index; |
734d790d JB |
560 | this.connectors.set(index, Utils.cloneObject<ConnectorStatus>(this.stationInfo.Connectors[randConnectorId])); |
561 | this.getConnectorStatus(index).availability = AvailabilityType.OPERATIVE; | |
562 | if (Utils.isUndefined(this.getConnectorStatus(index)?.chargingProfiles)) { | |
563 | this.getConnectorStatus(index).chargingProfiles = []; | |
418106c8 | 564 | } |
7abfea5f | 565 | } |
0a60c33c JB |
566 | } |
567 | } | |
d4a73fb7 | 568 | // Avoid duplication of connectors related information |
ad2f27c3 | 569 | delete this.stationInfo.Connectors; |
0a60c33c | 570 | // Initialize transaction attributes on connectors |
734d790d JB |
571 | for (const connectorId of this.connectors.keys()) { |
572 | if (connectorId > 0 && !this.getConnectorStatus(connectorId)?.transactionStarted) { | |
a2653482 | 573 | this.initializeConnectorStatus(connectorId); |
0a60c33c JB |
574 | } |
575 | } | |
1f5df42a JB |
576 | this.wsConfiguredConnectionUrl = new URL(this.getConfiguredSupervisionUrl().href + '/' + this.stationInfo.chargingStationId); |
577 | switch (this.getOcppVersion()) { | |
c0560973 JB |
578 | case OCPPVersion.VERSION_16: |
579 | this.ocppIncomingRequestService = new OCPP16IncomingRequestService(this); | |
580 | this.ocppRequestService = new OCPP16RequestService(this, new OCPP16ResponseService(this)); | |
581 | break; | |
582 | default: | |
1f5df42a | 583 | this.handleUnsupportedVersion(this.getOcppVersion()); |
c0560973 JB |
584 | break; |
585 | } | |
7abfea5f | 586 | // OCPP parameters |
1f5df42a | 587 | this.initOcppParameters(); |
47e22477 JB |
588 | if (this.stationInfo.autoRegister) { |
589 | this.bootNotificationResponse = { | |
590 | currentTime: new Date().toISOString(), | |
591 | interval: this.getHeartbeatInterval() / 1000, | |
592 | status: RegistrationStatus.ACCEPTED | |
593 | }; | |
594 | } | |
147d0e0f JB |
595 | this.stationInfo.powerDivider = this.getPowerDivider(); |
596 | if (this.getEnableStatistics()) { | |
2a370053 | 597 | this.performanceStatistics = new PerformanceStatistics(this.stationInfo.chargingStationId, this.wsConnectionUrl); |
147d0e0f JB |
598 | } |
599 | } | |
600 | ||
1f5df42a JB |
601 | private initOcppParameters(): void { |
602 | if (this.getSupervisionUrlOcppConfiguration() && !this.getConfigurationKey(this.stationInfo.supervisionUrlOcppKey ?? VendorDefaultParametersKey.ConnectionUrl)) { | |
603 | this.addConfigurationKey(VendorDefaultParametersKey.ConnectionUrl, this.getConfiguredSupervisionUrl().href, { reboot: true }); | |
12fc74d6 | 604 | } |
36f6a92e JB |
605 | if (!this.getConfigurationKey(StandardParametersKey.SupportedFeatureProfiles)) { |
606 | this.addConfigurationKey(StandardParametersKey.SupportedFeatureProfiles, `${SupportedFeatureProfiles.Core},${SupportedFeatureProfiles.Local_Auth_List_Management},${SupportedFeatureProfiles.Smart_Charging}`); | |
607 | } | |
12fc74d6 | 608 | this.addConfigurationKey(StandardParametersKey.NumberOfConnectors, this.getNumberOfConnectors().toString(), { readonly: true }); |
c0560973 JB |
609 | if (!this.getConfigurationKey(StandardParametersKey.MeterValuesSampledData)) { |
610 | this.addConfigurationKey(StandardParametersKey.MeterValuesSampledData, MeterValueMeasurand.ENERGY_ACTIVE_IMPORT_REGISTER); | |
7abfea5f | 611 | } |
7e1dc878 JB |
612 | if (!this.getConfigurationKey(StandardParametersKey.ConnectorPhaseRotation)) { |
613 | const connectorPhaseRotation = []; | |
734d790d | 614 | for (const connectorId of this.connectors.keys()) { |
7e1dc878 | 615 | // AC/DC |
734d790d JB |
616 | if (connectorId === 0 && this.getNumberOfPhases() === 0) { |
617 | connectorPhaseRotation.push(`${connectorId}.${ConnectorPhaseRotation.RST}`); | |
618 | } else if (connectorId > 0 && this.getNumberOfPhases() === 0) { | |
619 | connectorPhaseRotation.push(`${connectorId}.${ConnectorPhaseRotation.NotApplicable}`); | |
7e1dc878 | 620 | // AC |
734d790d JB |
621 | } else if (connectorId > 0 && this.getNumberOfPhases() === 1) { |
622 | connectorPhaseRotation.push(`${connectorId}.${ConnectorPhaseRotation.NotApplicable}`); | |
623 | } else if (connectorId > 0 && this.getNumberOfPhases() === 3) { | |
624 | connectorPhaseRotation.push(`${connectorId}.${ConnectorPhaseRotation.RST}`); | |
7e1dc878 JB |
625 | } |
626 | } | |
627 | this.addConfigurationKey(StandardParametersKey.ConnectorPhaseRotation, connectorPhaseRotation.toString()); | |
628 | } | |
36f6a92e JB |
629 | if (!this.getConfigurationKey(StandardParametersKey.AuthorizeRemoteTxRequests)) { |
630 | this.addConfigurationKey(StandardParametersKey.AuthorizeRemoteTxRequests, 'true'); | |
631 | } | |
632 | if (!this.getConfigurationKey(StandardParametersKey.LocalAuthListEnabled) | |
32b02249 | 633 | && this.getConfigurationKey(StandardParametersKey.SupportedFeatureProfiles).value.includes(SupportedFeatureProfiles.Local_Auth_List_Management)) { |
36f6a92e JB |
634 | this.addConfigurationKey(StandardParametersKey.LocalAuthListEnabled, 'false'); |
635 | } | |
147d0e0f JB |
636 | if (!this.getConfigurationKey(StandardParametersKey.ConnectionTimeOut)) { |
637 | this.addConfigurationKey(StandardParametersKey.ConnectionTimeOut, Constants.DEFAULT_CONNECTION_TIMEOUT.toString()); | |
8bce55bf | 638 | } |
7dde0b73 JB |
639 | } |
640 | ||
c0560973 | 641 | private async onOpen(): Promise<void> { |
e9017bfc | 642 | logger.info(`${this.logPrefix()} Connected to OCPP server through ${this.wsConnectionUrl.toString()}`); |
c0560973 JB |
643 | if (!this.isRegistered()) { |
644 | // Send BootNotification | |
645 | let registrationRetryCount = 0; | |
646 | do { | |
43d673d9 JB |
647 | this.bootNotificationResponse = await this.ocppRequestService.sendBootNotification(this.bootNotificationRequest.chargePointModel, |
648 | this.bootNotificationRequest.chargePointVendor, this.bootNotificationRequest.chargeBoxSerialNumber, this.bootNotificationRequest.firmwareVersion); | |
c0560973 JB |
649 | if (!this.isRegistered()) { |
650 | registrationRetryCount++; | |
651 | await Utils.sleep(this.bootNotificationResponse?.interval ? this.bootNotificationResponse.interval * 1000 : Constants.OCPP_DEFAULT_BOOT_NOTIFICATION_INTERVAL); | |
652 | } | |
653 | } while (!this.isRegistered() && (registrationRetryCount <= this.getRegistrationMaxRetries() || this.getRegistrationMaxRetries() === -1)); | |
c7db4718 | 654 | } |
e58068fd JB |
655 | if (this.isRegistered() && this.stationInfo.autoRegister) { |
656 | await this.ocppRequestService.sendBootNotification(this.bootNotificationRequest.chargePointModel, | |
657 | this.bootNotificationRequest.chargePointVendor, this.bootNotificationRequest.chargeBoxSerialNumber, this.bootNotificationRequest.firmwareVersion); | |
658 | } | |
16cd35ad | 659 | if (this.isInAcceptedState()) { |
c0560973 | 660 | await this.startMessageSequence(); |
265e4266 JB |
661 | this.stopped && (this.stopped = false); |
662 | if (this.wsConnectionRestarted && this.isWebSocketConnectionOpened()) { | |
8e242273 | 663 | this.flushMessageBuffer(); |
2e6f5966 | 664 | } |
16cd35ad JB |
665 | } else if (this.isInPendingState()) { |
666 | // The central server shall issue a triggerMessage to the charging station for the boot notification at the end of its configuration process | |
667 | while (!this.isInAcceptedState()) { | |
668 | await this.startMessageSequence(); | |
669 | this.stopped && (this.stopped = false); | |
670 | if (this.wsConnectionRestarted && this.isWebSocketConnectionOpened()) { | |
671 | this.flushMessageBuffer(); | |
672 | } | |
673 | await Utils.sleep(Constants.CHARGING_STATION_DEFAULT_START_SEQUENCE_DELAY); | |
674 | } | |
2e6f5966 | 675 | } else { |
c0560973 | 676 | logger.error(`${this.logPrefix()} Registration failure: max retries reached (${this.getRegistrationMaxRetries()}) or retry disabled (${this.getRegistrationMaxRetries()})`); |
2e6f5966 | 677 | } |
c0560973 | 678 | this.autoReconnectRetryCount = 0; |
265e4266 | 679 | this.wsConnectionRestarted = false; |
2e6f5966 JB |
680 | } |
681 | ||
6c65a295 | 682 | private async onClose(code: number, reason: string): Promise<void> { |
d09085e9 | 683 | switch (code) { |
6c65a295 JB |
684 | // Normal close |
685 | case WebSocketCloseEventStatusCode.CLOSE_NORMAL: | |
c0560973 | 686 | case WebSocketCloseEventStatusCode.CLOSE_NO_STATUS: |
5dc8b1b5 | 687 | logger.info(`${this.logPrefix()} WebSocket normally closed with status '${Utils.getWebSocketCloseEventStatusString(code)}' and reason '${reason}'`); |
c0560973 JB |
688 | this.autoReconnectRetryCount = 0; |
689 | break; | |
6c65a295 JB |
690 | // Abnormal close |
691 | default: | |
5dc8b1b5 | 692 | logger.error(`${this.logPrefix()} WebSocket abnormally closed with status '${Utils.getWebSocketCloseEventStatusString(code)}' and reason '${reason}'`); |
d09085e9 | 693 | await this.reconnect(code); |
c0560973 JB |
694 | break; |
695 | } | |
2e6f5966 JB |
696 | } |
697 | ||
16b0d4e7 | 698 | private async onMessage(data: Data): Promise<void> { |
c0560973 | 699 | let [messageType, messageId, commandName, commandPayload, errorDetails]: IncomingRequest = [0, '', '' as IncomingRequestCommand, {}, {}]; |
193d2c0a | 700 | let responseCallback: (payload: Record<string, unknown> | string, requestPayload: Record<string, unknown>) => void; |
9239b49a | 701 | let rejectCallback: (error: OCPPError, requestStatistic?: boolean) => void; |
32b02249 | 702 | let requestCommandName: RequestCommand | IncomingRequestCommand; |
c0560973 | 703 | let requestPayload: Record<string, unknown>; |
32b02249 | 704 | let cachedRequest: CachedRequest; |
c0560973 JB |
705 | let errMsg: string; |
706 | try { | |
16b0d4e7 | 707 | const request = JSON.parse(data.toString()) as IncomingRequest; |
47e22477 JB |
708 | if (Utils.isIterable(request)) { |
709 | // Parse the message | |
710 | [messageType, messageId, commandName, commandPayload, errorDetails] = request; | |
711 | } else { | |
a6b3c6c3 | 712 | throw new OCPPError(ErrorType.PROTOCOL_ERROR, 'Incoming request is not iterable', commandName); |
47e22477 | 713 | } |
c0560973 JB |
714 | // Check the Type of message |
715 | switch (messageType) { | |
716 | // Incoming Message | |
717 | case MessageType.CALL_MESSAGE: | |
718 | if (this.getEnableStatistics()) { | |
aef1b33a | 719 | this.performanceStatistics.addRequestStatistic(commandName, messageType); |
c0560973 JB |
720 | } |
721 | // Process the call | |
722 | await this.ocppIncomingRequestService.handleRequest(messageId, commandName, commandPayload); | |
723 | break; | |
724 | // Outcome Message | |
725 | case MessageType.CALL_RESULT_MESSAGE: | |
726 | // Respond | |
16b0d4e7 JB |
727 | cachedRequest = this.requests.get(messageId); |
728 | if (Utils.isIterable(cachedRequest)) { | |
32b02249 | 729 | [responseCallback, , , requestPayload] = cachedRequest; |
c0560973 | 730 | } else { |
a685c3af | 731 | throw new OCPPError(ErrorType.PROTOCOL_ERROR, `Cached request for message id ${messageId} response is not iterable`, commandName); |
c0560973 JB |
732 | } |
733 | if (!responseCallback) { | |
734 | // Error | |
a685c3af | 735 | throw new OCPPError(ErrorType.INTERNAL_ERROR, `Response for unknown message id ${messageId}`, commandName); |
c0560973 | 736 | } |
c0560973 JB |
737 | responseCallback(commandName, requestPayload); |
738 | break; | |
739 | // Error Message | |
740 | case MessageType.CALL_ERROR_MESSAGE: | |
16b0d4e7 | 741 | cachedRequest = this.requests.get(messageId); |
16b0d4e7 | 742 | if (Utils.isIterable(cachedRequest)) { |
32b02249 | 743 | [, rejectCallback, requestCommandName] = cachedRequest; |
c0560973 | 744 | } else { |
a685c3af | 745 | throw new OCPPError(ErrorType.PROTOCOL_ERROR, `Cached request for message id ${messageId} error response is not iterable`); |
c0560973 | 746 | } |
32b02249 JB |
747 | if (!rejectCallback) { |
748 | // Error | |
a685c3af | 749 | throw new OCPPError(ErrorType.INTERNAL_ERROR, `Error response for unknown message id ${messageId}`, requestCommandName); |
32b02249 JB |
750 | } |
751 | rejectCallback(new OCPPError(commandName, commandPayload.toString(), requestCommandName, errorDetails)); | |
c0560973 JB |
752 | break; |
753 | // Error | |
754 | default: | |
755 | errMsg = `${this.logPrefix()} Wrong message type ${messageType}`; | |
756 | logger.error(errMsg); | |
14763b46 | 757 | throw new OCPPError(ErrorType.PROTOCOL_ERROR, errMsg); |
c0560973 JB |
758 | } |
759 | } catch (error) { | |
760 | // Log | |
6d9abcc2 | 761 | logger.error('%s Incoming OCPP message %j matching cached request %j processing error %j', this.logPrefix(), data.toString(), this.requests.get(messageId), error); |
c0560973 | 762 | // Send error |
88184022 | 763 | messageType === MessageType.CALL_MESSAGE && await this.ocppRequestService.sendError(messageId, error as OCPPError, commandName); |
c0560973 | 764 | } |
2328be1e JB |
765 | } |
766 | ||
c0560973 | 767 | private onPing(): void { |
57939a9d | 768 | logger.debug(this.logPrefix() + ' Received a WS ping (rfc6455) from the server'); |
c0560973 JB |
769 | } |
770 | ||
771 | private onPong(): void { | |
57939a9d | 772 | logger.debug(this.logPrefix() + ' Received a WS pong (rfc6455) from the server'); |
c0560973 JB |
773 | } |
774 | ||
16b0d4e7 | 775 | private async onError(error: WSError): Promise<void> { |
5dc8b1b5 | 776 | logger.error(this.logPrefix() + ' WebSocket error: %j', error); |
16b0d4e7 | 777 | // switch (error.code) { |
c0560973 | 778 | // case 'ECONNREFUSED': |
16b0d4e7 | 779 | // await this.reconnect(error); |
c0560973 JB |
780 | // break; |
781 | // } | |
782 | } | |
783 | ||
784 | private getTemplateChargingStationConfiguration(): ChargingStationConfiguration { | |
7874b0b1 | 785 | return this.stationInfo.Configuration ?? {} as ChargingStationConfiguration; |
c0560973 JB |
786 | } |
787 | ||
6e0964c8 | 788 | private getAuthorizationFile(): string | undefined { |
bf1866b2 | 789 | return this.stationInfo.authorizationFile && path.join(path.resolve(__dirname, '../'), 'assets', path.basename(this.stationInfo.authorizationFile)); |
c0560973 JB |
790 | } |
791 | ||
792 | private getAuthorizedTags(): string[] { | |
793 | let authorizedTags: string[] = []; | |
794 | const authorizationFile = this.getAuthorizationFile(); | |
795 | if (authorizationFile) { | |
796 | try { | |
797 | // Load authorization file | |
798 | const fileDescriptor = fs.openSync(authorizationFile, 'r'); | |
799 | authorizedTags = JSON.parse(fs.readFileSync(fileDescriptor, 'utf8')) as string[]; | |
800 | fs.closeSync(fileDescriptor); | |
801 | } catch (error) { | |
88184022 | 802 | FileUtils.handleFileException(this.logPrefix(), 'Authorization', authorizationFile, error as NodeJS.ErrnoException); |
c0560973 JB |
803 | } |
804 | } else { | |
805 | logger.info(this.logPrefix() + ' No authorization file given in template file ' + this.stationTemplateFile); | |
8c4da341 | 806 | } |
c0560973 JB |
807 | return authorizedTags; |
808 | } | |
809 | ||
6e0964c8 | 810 | private getUseConnectorId0(): boolean | undefined { |
c0560973 | 811 | return !Utils.isUndefined(this.stationInfo.useConnectorId0) ? this.stationInfo.useConnectorId0 : true; |
8bce55bf JB |
812 | } |
813 | ||
c0560973 | 814 | private getNumberOfRunningTransactions(): number { |
6ecb15e4 | 815 | let trxCount = 0; |
734d790d JB |
816 | for (const connectorId of this.connectors.keys()) { |
817 | if (connectorId > 0 && this.getConnectorStatus(connectorId)?.transactionStarted) { | |
6ecb15e4 JB |
818 | trxCount++; |
819 | } | |
820 | } | |
821 | return trxCount; | |
822 | } | |
823 | ||
1f761b9a | 824 | // 0 for disabling |
6e0964c8 | 825 | private getConnectionTimeout(): number | undefined { |
291cb255 JB |
826 | if (this.getConfigurationKey(StandardParametersKey.ConnectionTimeOut)) { |
827 | return parseInt(this.getConfigurationKey(StandardParametersKey.ConnectionTimeOut).value) ?? Constants.DEFAULT_CONNECTION_TIMEOUT; | |
828 | } | |
291cb255 | 829 | return Constants.DEFAULT_CONNECTION_TIMEOUT; |
3574dfd3 JB |
830 | } |
831 | ||
1f761b9a | 832 | // -1 for unlimited, 0 for disabling |
6e0964c8 | 833 | private getAutoReconnectMaxRetries(): number | undefined { |
ad2f27c3 JB |
834 | if (!Utils.isUndefined(this.stationInfo.autoReconnectMaxRetries)) { |
835 | return this.stationInfo.autoReconnectMaxRetries; | |
3574dfd3 JB |
836 | } |
837 | if (!Utils.isUndefined(Configuration.getAutoReconnectMaxRetries())) { | |
838 | return Configuration.getAutoReconnectMaxRetries(); | |
839 | } | |
840 | return -1; | |
841 | } | |
842 | ||
ec977daf | 843 | // 0 for disabling |
6e0964c8 | 844 | private getRegistrationMaxRetries(): number | undefined { |
ad2f27c3 JB |
845 | if (!Utils.isUndefined(this.stationInfo.registrationMaxRetries)) { |
846 | return this.stationInfo.registrationMaxRetries; | |
32a1eb7a JB |
847 | } |
848 | return -1; | |
849 | } | |
850 | ||
c0560973 JB |
851 | private getPowerDivider(): number { |
852 | let powerDivider = this.getNumberOfConnectors(); | |
ad2f27c3 | 853 | if (this.stationInfo.powerSharedByConnectors) { |
c0560973 | 854 | powerDivider = this.getNumberOfRunningTransactions(); |
6ecb15e4 JB |
855 | } |
856 | return powerDivider; | |
857 | } | |
858 | ||
c0560973 | 859 | private getTemplateMaxNumberOfConnectors(): number { |
ad2f27c3 | 860 | return Object.keys(this.stationInfo.Connectors).length; |
7abfea5f JB |
861 | } |
862 | ||
c0560973 | 863 | private getMaxNumberOfConnectors(): number { |
e58068fd | 864 | let maxConnectors: number; |
ad2f27c3 JB |
865 | if (!Utils.isEmptyArray(this.stationInfo.numberOfConnectors)) { |
866 | const numberOfConnectors = this.stationInfo.numberOfConnectors as number[]; | |
6ecb15e4 | 867 | // Distribute evenly the number of connectors |
ad2f27c3 JB |
868 | maxConnectors = numberOfConnectors[(this.index - 1) % numberOfConnectors.length]; |
869 | } else if (!Utils.isUndefined(this.stationInfo.numberOfConnectors)) { | |
870 | maxConnectors = this.stationInfo.numberOfConnectors as number; | |
488fd3a7 | 871 | } else { |
c0560973 | 872 | maxConnectors = this.stationInfo.Connectors[0] ? this.getTemplateMaxNumberOfConnectors() - 1 : this.getTemplateMaxNumberOfConnectors(); |
5ad8570f JB |
873 | } |
874 | return maxConnectors; | |
2e6f5966 JB |
875 | } |
876 | ||
c0560973 | 877 | private async startMessageSequence(): Promise<void> { |
136c90ba | 878 | // Start WebSocket ping |
c0560973 | 879 | this.startWebSocketPing(); |
5ad8570f | 880 | // Start heartbeat |
c0560973 | 881 | this.startHeartbeat(); |
0a60c33c | 882 | // Initialize connectors status |
734d790d JB |
883 | for (const connectorId of this.connectors.keys()) { |
884 | if (connectorId === 0) { | |
593cf3f9 | 885 | continue; |
734d790d | 886 | } else if (!this.stopped && !this.getConnectorStatus(connectorId)?.status && this.getConnectorStatus(connectorId)?.bootStatus) { |
136c90ba | 887 | // Send status in template at startup |
734d790d JB |
888 | await this.ocppRequestService.sendStatusNotification(connectorId, this.getConnectorStatus(connectorId).bootStatus); |
889 | this.getConnectorStatus(connectorId).status = this.getConnectorStatus(connectorId).bootStatus; | |
890 | } else if (this.stopped && this.getConnectorStatus(connectorId)?.status && this.getConnectorStatus(connectorId)?.bootStatus) { | |
136c90ba | 891 | // Send status in template after reset |
734d790d JB |
892 | await this.ocppRequestService.sendStatusNotification(connectorId, this.getConnectorStatus(connectorId).bootStatus); |
893 | this.getConnectorStatus(connectorId).status = this.getConnectorStatus(connectorId).bootStatus; | |
894 | } else if (!this.stopped && this.getConnectorStatus(connectorId)?.status) { | |
136c90ba | 895 | // Send previous status at template reload |
734d790d | 896 | await this.ocppRequestService.sendStatusNotification(connectorId, this.getConnectorStatus(connectorId).status); |
5ad8570f | 897 | } else { |
136c90ba | 898 | // Send default status |
734d790d JB |
899 | await this.ocppRequestService.sendStatusNotification(connectorId, ChargePointStatus.AVAILABLE); |
900 | this.getConnectorStatus(connectorId).status = ChargePointStatus.AVAILABLE; | |
5ad8570f JB |
901 | } |
902 | } | |
0a60c33c | 903 | // Start the ATG |
dd119a6b | 904 | this.startAutomaticTransactionGenerator(); |
dd119a6b JB |
905 | } |
906 | ||
907 | private startAutomaticTransactionGenerator() { | |
ad2f27c3 | 908 | if (this.stationInfo.AutomaticTransactionGenerator.enable) { |
265e4266 JB |
909 | if (!this.automaticTransactionGenerator) { |
910 | this.automaticTransactionGenerator = new AutomaticTransactionGenerator(this); | |
5ad8570f | 911 | } |
265e4266 JB |
912 | if (!this.automaticTransactionGenerator.started) { |
913 | this.automaticTransactionGenerator.start(); | |
5ad8570f JB |
914 | } |
915 | } | |
5ad8570f JB |
916 | } |
917 | ||
c0560973 | 918 | private async stopMessageSequence(reason: StopTransactionReason = StopTransactionReason.NONE): Promise<void> { |
136c90ba | 919 | // Stop WebSocket ping |
c0560973 | 920 | this.stopWebSocketPing(); |
79411696 | 921 | // Stop heartbeat |
c0560973 | 922 | this.stopHeartbeat(); |
79411696 | 923 | // Stop the ATG |
ad2f27c3 | 924 | if (this.stationInfo.AutomaticTransactionGenerator.enable && |
265e4266 JB |
925 | this.automaticTransactionGenerator && |
926 | this.automaticTransactionGenerator.started) { | |
0045cef5 | 927 | this.automaticTransactionGenerator.stop(); |
79411696 | 928 | } else { |
734d790d JB |
929 | for (const connectorId of this.connectors.keys()) { |
930 | if (connectorId > 0 && this.getConnectorStatus(connectorId)?.transactionStarted) { | |
931 | const transactionId = this.getConnectorStatus(connectorId).transactionId; | |
6ed92bc1 JB |
932 | await this.ocppRequestService.sendStopTransaction(transactionId, this.getEnergyActiveImportRegisterByTransactionId(transactionId), |
933 | this.getTransactionIdTag(transactionId), reason); | |
79411696 JB |
934 | } |
935 | } | |
936 | } | |
937 | } | |
938 | ||
c0560973 | 939 | private startWebSocketPing(): void { |
9cd3dfb0 JB |
940 | const webSocketPingInterval: number = this.getConfigurationKey(StandardParametersKey.WebSocketPingInterval) |
941 | ? Utils.convertToInt(this.getConfigurationKey(StandardParametersKey.WebSocketPingInterval).value) | |
942 | : 0; | |
ad2f27c3 JB |
943 | if (webSocketPingInterval > 0 && !this.webSocketPingSetInterval) { |
944 | this.webSocketPingSetInterval = setInterval(() => { | |
d5bff457 | 945 | if (this.isWebSocketConnectionOpened()) { |
0dad4bda | 946 | this.wsConnection.ping((): void => { /* This is intentional */ }); |
136c90ba JB |
947 | } |
948 | }, webSocketPingInterval * 1000); | |
d7d1db72 | 949 | logger.info(this.logPrefix() + ' WebSocket ping started every ' + Utils.formatDurationSeconds(webSocketPingInterval)); |
ad2f27c3 | 950 | } else if (this.webSocketPingSetInterval) { |
d7d1db72 | 951 | logger.info(this.logPrefix() + ' WebSocket ping every ' + Utils.formatDurationSeconds(webSocketPingInterval) + ' already started'); |
136c90ba | 952 | } else { |
d7d1db72 | 953 | logger.error(`${this.logPrefix()} WebSocket ping interval set to ${webSocketPingInterval ? Utils.formatDurationSeconds(webSocketPingInterval) : webSocketPingInterval}, not starting the WebSocket ping`); |
136c90ba JB |
954 | } |
955 | } | |
956 | ||
c0560973 | 957 | private stopWebSocketPing(): void { |
ad2f27c3 JB |
958 | if (this.webSocketPingSetInterval) { |
959 | clearInterval(this.webSocketPingSetInterval); | |
136c90ba JB |
960 | } |
961 | } | |
962 | ||
2dcfe98e JB |
963 | private warnDeprecatedTemplateKey(template: ChargingStationTemplate, key: string, chargingStationId: string, logMsgToAppend = ''): void { |
964 | if (!Utils.isUndefined(template[key])) { | |
965 | logger.warn(`${Utils.logPrefix(` ${chargingStationId} |`)} Deprecated template key '${key}' usage in file '${this.stationTemplateFile}'${logMsgToAppend && '. ' + logMsgToAppend}`); | |
966 | } | |
967 | } | |
968 | ||
969 | private convertDeprecatedTemplateKey(template: ChargingStationTemplate, deprecatedKey: string, key: string): void { | |
970 | if (!Utils.isUndefined(template[deprecatedKey])) { | |
971 | // eslint-disable-next-line @typescript-eslint/no-unsafe-assignment | |
972 | template[key] = template[deprecatedKey]; | |
973 | delete template[deprecatedKey]; | |
974 | } | |
975 | } | |
976 | ||
1f5df42a | 977 | private getConfiguredSupervisionUrl(): URL { |
2dcfe98e | 978 | const supervisionUrls = Utils.cloneObject<string | string[]>(this.stationInfo.supervisionUrls ?? Configuration.getSupervisionUrls()); |
c0560973 | 979 | if (!Utils.isEmptyArray(supervisionUrls)) { |
2dcfe98e JB |
980 | let urlIndex = 0; |
981 | switch (Configuration.getSupervisionUrlDistribution()) { | |
982 | case SupervisionUrlDistribution.ROUND_ROBIN: | |
983 | urlIndex = (this.index - 1) % supervisionUrls.length; | |
984 | break; | |
985 | case SupervisionUrlDistribution.RANDOM: | |
986 | // Get a random url | |
987 | urlIndex = Math.floor(Utils.secureRandom() * supervisionUrls.length); | |
988 | break; | |
989 | case SupervisionUrlDistribution.SEQUENTIAL: | |
990 | if (this.index <= supervisionUrls.length) { | |
991 | urlIndex = this.index - 1; | |
992 | } else { | |
993 | logger.warn(`${this.logPrefix()} No more configured supervision urls available, using the first one`); | |
994 | } | |
995 | break; | |
996 | default: | |
323e7c9c | 997 | logger.error(`${this.logPrefix()} Unknown supervision url distribution '${Configuration.getSupervisionUrlDistribution()}' from values '${SupervisionUrlDistribution.toString()}', defaulting to ${SupervisionUrlDistribution.ROUND_ROBIN}`); |
2dcfe98e JB |
998 | urlIndex = (this.index - 1) % supervisionUrls.length; |
999 | break; | |
c0560973 | 1000 | } |
2dcfe98e | 1001 | return new URL(supervisionUrls[urlIndex]); |
c0560973 | 1002 | } |
57939a9d | 1003 | return new URL(supervisionUrls as string); |
136c90ba JB |
1004 | } |
1005 | ||
6e0964c8 | 1006 | private getHeartbeatInterval(): number | undefined { |
c0560973 JB |
1007 | const HeartbeatInterval = this.getConfigurationKey(StandardParametersKey.HeartbeatInterval); |
1008 | if (HeartbeatInterval) { | |
1009 | return Utils.convertToInt(HeartbeatInterval.value) * 1000; | |
1010 | } | |
1011 | const HeartBeatInterval = this.getConfigurationKey(StandardParametersKey.HeartBeatInterval); | |
1012 | if (HeartBeatInterval) { | |
1013 | return Utils.convertToInt(HeartBeatInterval.value) * 1000; | |
0a60c33c | 1014 | } |
47e22477 JB |
1015 | !this.stationInfo.autoRegister && logger.warn(`${this.logPrefix()} Heartbeat interval configuration key not set, using default value: ${Constants.DEFAULT_HEARTBEAT_INTERVAL}`); |
1016 | return Constants.DEFAULT_HEARTBEAT_INTERVAL; | |
0a60c33c JB |
1017 | } |
1018 | ||
c0560973 | 1019 | private stopHeartbeat(): void { |
ad2f27c3 JB |
1020 | if (this.heartbeatSetInterval) { |
1021 | clearInterval(this.heartbeatSetInterval); | |
7dde0b73 | 1022 | } |
5ad8570f JB |
1023 | } |
1024 | ||
cd8dd457 | 1025 | private openWSConnection(options: ClientOptions & ClientRequestArgs = this.stationInfo.wsOptions, forceCloseOpened = false): void { |
37486900 | 1026 | options.handshakeTimeout = options?.handshakeTimeout ?? this.getConnectionTimeout() * 1000; |
15042c5f JB |
1027 | if (!Utils.isNullOrUndefined(this.stationInfo.supervisionUser) && !Utils.isNullOrUndefined(this.stationInfo.supervisionPassword)) { |
1028 | options.auth = `${this.stationInfo.supervisionUser}:${this.stationInfo.supervisionPassword}`; | |
1029 | } | |
d5bff457 | 1030 | if (this.isWebSocketConnectionOpened() && forceCloseOpened) { |
c0560973 JB |
1031 | this.wsConnection.close(); |
1032 | } | |
88184022 | 1033 | let protocol: string; |
1f5df42a | 1034 | switch (this.getOcppVersion()) { |
c0560973 JB |
1035 | case OCPPVersion.VERSION_16: |
1036 | protocol = 'ocpp' + OCPPVersion.VERSION_16; | |
1037 | break; | |
1038 | default: | |
1f5df42a | 1039 | this.handleUnsupportedVersion(this.getOcppVersion()); |
c0560973 JB |
1040 | break; |
1041 | } | |
1042 | this.wsConnection = new WebSocket(this.wsConnectionUrl, protocol, options); | |
e9017bfc | 1043 | logger.info(this.logPrefix() + ' Open OCPP connection to URL ' + this.wsConnectionUrl.toString()); |
136c90ba JB |
1044 | } |
1045 | ||
dd119a6b | 1046 | private stopMeterValues(connectorId: number) { |
734d790d JB |
1047 | if (this.getConnectorStatus(connectorId)?.transactionSetInterval) { |
1048 | clearInterval(this.getConnectorStatus(connectorId).transactionSetInterval); | |
dd119a6b JB |
1049 | } |
1050 | } | |
1051 | ||
c0560973 | 1052 | private startAuthorizationFileMonitoring(): void { |
23132a44 JB |
1053 | const authorizationFile = this.getAuthorizationFile(); |
1054 | if (authorizationFile) { | |
5ad8570f | 1055 | try { |
3ec10737 JB |
1056 | fs.watch(authorizationFile, (event, filename) => { |
1057 | if (filename && event === 'change') { | |
1058 | try { | |
1059 | logger.debug(this.logPrefix() + ' Authorization file ' + authorizationFile + ' have changed, reload'); | |
1060 | // Initialize authorizedTags | |
1061 | this.authorizedTags = this.getAuthorizedTags(); | |
1062 | } catch (error) { | |
1063 | logger.error(this.logPrefix() + ' Authorization file monitoring error: %j', error); | |
1064 | } | |
23132a44 JB |
1065 | } |
1066 | }); | |
5ad8570f | 1067 | } catch (error) { |
88184022 | 1068 | FileUtils.handleFileException(this.logPrefix(), 'Authorization', authorizationFile, error as NodeJS.ErrnoException); |
5ad8570f | 1069 | } |
23132a44 JB |
1070 | } else { |
1071 | logger.info(this.logPrefix() + ' No authorization file given in template file ' + this.stationTemplateFile + '. Not monitoring changes'); | |
1072 | } | |
5ad8570f JB |
1073 | } |
1074 | ||
c0560973 | 1075 | private startStationTemplateFileMonitoring(): void { |
23132a44 | 1076 | try { |
b809adf1 | 1077 | fs.watch(this.stationTemplateFile, (event, filename): void => { |
3ec10737 JB |
1078 | if (filename && event === 'change') { |
1079 | try { | |
1080 | logger.debug(this.logPrefix() + ' Template file ' + this.stationTemplateFile + ' have changed, reload'); | |
1081 | // Initialize | |
1082 | this.initialize(); | |
1083 | // Restart the ATG | |
1084 | if (!this.stationInfo.AutomaticTransactionGenerator.enable && | |
32b02249 | 1085 | this.automaticTransactionGenerator) { |
0045cef5 | 1086 | this.automaticTransactionGenerator.stop(); |
3ec10737 JB |
1087 | } |
1088 | this.startAutomaticTransactionGenerator(); | |
1089 | if (this.getEnableStatistics()) { | |
1090 | this.performanceStatistics.restart(); | |
1091 | } else { | |
1092 | this.performanceStatistics.stop(); | |
1093 | } | |
1094 | // FIXME?: restart heartbeat and WebSocket ping when their interval values have changed | |
1095 | } catch (error) { | |
1096 | logger.error(this.logPrefix() + ' Charging station template file monitoring error: %j', error); | |
087a502d | 1097 | } |
79411696 | 1098 | } |
23132a44 JB |
1099 | }); |
1100 | } catch (error) { | |
88184022 | 1101 | FileUtils.handleFileException(this.logPrefix(), 'Template', this.stationTemplateFile, error as NodeJS.ErrnoException); |
23132a44 | 1102 | } |
5ad8570f JB |
1103 | } |
1104 | ||
6e0964c8 | 1105 | private getReconnectExponentialDelay(): boolean | undefined { |
c0560973 | 1106 | return !Utils.isUndefined(this.stationInfo.reconnectExponentialDelay) ? this.stationInfo.reconnectExponentialDelay : false; |
5ad8570f JB |
1107 | } |
1108 | ||
d09085e9 | 1109 | private async reconnect(code: number): Promise<void> { |
7874b0b1 JB |
1110 | // Stop WebSocket ping |
1111 | this.stopWebSocketPing(); | |
136c90ba | 1112 | // Stop heartbeat |
c0560973 | 1113 | this.stopHeartbeat(); |
5ad8570f | 1114 | // Stop the ATG if needed |
ad2f27c3 JB |
1115 | if (this.stationInfo.AutomaticTransactionGenerator.enable && |
1116 | this.stationInfo.AutomaticTransactionGenerator.stopOnConnectionFailure && | |
265e4266 JB |
1117 | this.automaticTransactionGenerator && |
1118 | this.automaticTransactionGenerator.started) { | |
0045cef5 | 1119 | this.automaticTransactionGenerator.stop(); |
ad2f27c3 | 1120 | } |
c0560973 | 1121 | if (this.autoReconnectRetryCount < this.getAutoReconnectMaxRetries() || this.getAutoReconnectMaxRetries() === -1) { |
ad2f27c3 | 1122 | this.autoReconnectRetryCount++; |
c0560973 | 1123 | const reconnectDelay = (this.getReconnectExponentialDelay() ? Utils.exponentialDelay(this.autoReconnectRetryCount) : this.getConnectionTimeout() * 1000); |
37486900 | 1124 | const reconnectTimeout = (reconnectDelay - 100) > 0 && reconnectDelay; |
5dc8b1b5 | 1125 | logger.error(`${this.logPrefix()} WebSocket: connection retry in ${Utils.roundTo(reconnectDelay, 2)}ms, timeout ${reconnectTimeout}ms`); |
032d6efc | 1126 | await Utils.sleep(reconnectDelay); |
5dc8b1b5 | 1127 | logger.error(this.logPrefix() + ' WebSocket: reconnecting try #' + this.autoReconnectRetryCount.toString()); |
cd8dd457 | 1128 | this.openWSConnection({ ...this.stationInfo.wsOptions, handshakeTimeout: reconnectTimeout }, true); |
265e4266 | 1129 | this.wsConnectionRestarted = true; |
c0560973 | 1130 | } else if (this.getAutoReconnectMaxRetries() !== -1) { |
5dc8b1b5 | 1131 | logger.error(`${this.logPrefix()} WebSocket reconnect failure: max retries reached (${this.autoReconnectRetryCount}) or retry disabled (${this.getAutoReconnectMaxRetries()})`); |
5ad8570f JB |
1132 | } |
1133 | } | |
1134 | ||
a2653482 JB |
1135 | private initializeConnectorStatus(connectorId: number): void { |
1136 | this.getConnectorStatus(connectorId).idTagLocalAuthorized = false; | |
1137 | this.getConnectorStatus(connectorId).idTagAuthorized = false; | |
1138 | this.getConnectorStatus(connectorId).transactionRemoteStarted = false; | |
734d790d JB |
1139 | this.getConnectorStatus(connectorId).transactionStarted = false; |
1140 | this.getConnectorStatus(connectorId).energyActiveImportRegisterValue = 0; | |
1141 | this.getConnectorStatus(connectorId).transactionEnergyActiveImportRegisterValue = 0; | |
0a60c33c | 1142 | } |
7dde0b73 JB |
1143 | } |
1144 |