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