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7dde0b73 JB |
1 | const Configuration = require('../utils/Configuration'); |
2 | const logger = require('../utils/Logger'); | |
3 | const WebSocket = require('ws'); | |
f7869514 | 4 | const Constants = require('../utils/Constants'); |
7dde0b73 JB |
5 | const Utils = require('../utils/Utils'); |
6 | const OCPPError = require('./OcppError'); | |
7dde0b73 JB |
7 | const AutomaticTransactionGenerator = require('./AutomaticTransactionGenerator'); |
8 | const Statistics = require('../utils/Statistics'); | |
9 | const fs = require('fs'); | |
10 | const {performance, PerformanceObserver} = require('perf_hooks'); | |
11 | ||
12 | class ChargingStation { | |
2e6f5966 JB |
13 | constructor(index, stationTemplateFile) { |
14 | this._index = index; | |
15 | this._stationTemplateFile = stationTemplateFile; | |
16 | this._initialize(); | |
17 | ||
7dde0b73 JB |
18 | this._autoReconnectRetryCount = 0; |
19 | this._autoReconnectMaxRetries = Configuration.getAutoReconnectMaxRetries(); // -1 for unlimited | |
20 | this._autoReconnectTimeout = Configuration.getAutoReconnectTimeout() * 1000; // ms, zero for disabling | |
2e6f5966 JB |
21 | |
22 | this._requests = {}; | |
23 | this._messageQueue = []; | |
24 | ||
7dde0b73 | 25 | this._isSocketRestart = false; |
34dcb3b5 | 26 | |
83045896 | 27 | this._authorizedTags = this._loadAndGetAuthorizedTags(); |
2e6f5966 JB |
28 | } |
29 | ||
5ad8570f JB |
30 | _getStationName(stationTemplate) { |
31 | return stationTemplate.fixedName ? stationTemplate.baseName : stationTemplate.baseName + '-' + ('000000000' + this._index).substr(('000000000' + this._index).length - 4); | |
32 | } | |
33 | ||
34 | _buildStationInfo() { | |
35 | let stationTemplateFromFile; | |
36 | try { | |
37 | // Load template file | |
38 | const fileDescriptor = fs.openSync(this._stationTemplateFile, 'r'); | |
39 | stationTemplateFromFile = JSON.parse(fs.readFileSync(fileDescriptor, 'utf8')); | |
40 | fs.closeSync(fileDescriptor); | |
41 | } catch (error) { | |
42 | logger.error(this._basicFormatLog() + ' Template file loading error: ' + error); | |
43 | } | |
44 | const stationTemplate = stationTemplateFromFile || {}; | |
45 | if (Array.isArray(stationTemplateFromFile.power)) { | |
46 | stationTemplate.maxPower = stationTemplateFromFile.power[Math.floor(Math.random() * stationTemplateFromFile.power.length)]; | |
47 | } else { | |
48 | stationTemplate.maxPower = stationTemplateFromFile.power; | |
49 | } | |
50 | stationTemplate.name = this._getStationName(stationTemplateFromFile); | |
51 | return stationTemplate; | |
52 | } | |
53 | ||
2e6f5966 JB |
54 | _initialize() { |
55 | this._stationInfo = this._buildStationInfo(); | |
56 | this._bootNotificationMessage = { | |
57 | chargePointModel: this._stationInfo.chargePointModel, | |
58 | chargePointVendor: this._stationInfo.chargePointVendor, | |
6958152c | 59 | chargePointSerialNumber: this._stationInfo.chargePointSerialNumberPrefix ? this._stationInfo.chargePointSerialNumberPrefix : '', |
34dcb3b5 | 60 | firmwareVersion: this._stationInfo.firmwareVersion ? this._stationInfo.firmwareVersion : '', |
2e6f5966 JB |
61 | }; |
62 | this._configuration = this._getConfiguration(); | |
2e6f5966 | 63 | this._supervisionUrl = this._getSupervisionURL(); |
5ad8570f | 64 | this._connectionUrl = this._supervisionUrl + '/' + this._stationInfo.name; |
7dde0b73 JB |
65 | this._statistics = new Statistics(this._stationInfo.name); |
66 | this._performanceObserver = new PerformanceObserver((list) => { | |
67 | const entry = list.getEntries()[0]; | |
68 | this._statistics.logPerformance(entry, 'ChargingStation'); | |
69 | this._performanceObserver.disconnect(); | |
70 | }); | |
7dde0b73 JB |
71 | } |
72 | ||
73 | _basicFormatLog() { | |
74 | return Utils.basicFormatLog(` ${this._stationInfo.name}:`); | |
75 | } | |
76 | ||
2e6f5966 JB |
77 | _getConfiguration() { |
78 | return this._stationInfo.Configuration ? this._stationInfo.Configuration : {}; | |
7dde0b73 JB |
79 | } |
80 | ||
2e6f5966 JB |
81 | _getAuthorizationFile() { |
82 | return this._stationInfo.authorizationFile ? this._stationInfo.authorizationFile : ''; | |
7dde0b73 JB |
83 | } |
84 | ||
83045896 | 85 | _loadAndGetAuthorizedTags() { |
2e6f5966 JB |
86 | let authorizedTags = []; |
87 | const authorizationFile = this._getAuthorizationFile(); | |
88 | if (authorizationFile) { | |
89 | try { | |
90 | // Load authorization file | |
91 | const fileDescriptor = fs.openSync(authorizationFile, 'r'); | |
92 | authorizedTags = JSON.parse(fs.readFileSync(fileDescriptor, 'utf8')); | |
93 | fs.closeSync(fileDescriptor); | |
94 | } catch (error) { | |
95 | logger.error(this._basicFormatLog() + ' Authorization file loading error: ' + error); | |
96 | } | |
97 | } else { | |
98 | logger.info(this._basicFormatLog() + ' No authorization file given in template file ' + this._stationTemplateFile); | |
99 | } | |
100 | return authorizedTags; | |
101 | } | |
102 | ||
5ad8570f JB |
103 | getRandomTagId() { |
104 | const index = Math.floor(Math.random() * this._authorizedTags.length); | |
105 | return this._authorizedTags[index]; | |
2e6f5966 JB |
106 | } |
107 | ||
5ad8570f JB |
108 | hasAuthorizedTags() { |
109 | return !Utils.isEmptyArray(this._authorizedTags); | |
110 | } | |
111 | ||
112 | _getConnector(number) { | |
113 | return this._stationInfo.Connectors[number]; | |
114 | } | |
115 | ||
116 | _getMaxConnectors() { | |
117 | let maxConnectors = 0; | |
118 | if (Array.isArray(this._stationInfo.numberOfConnectors)) { | |
119 | // Generate some connectors | |
120 | maxConnectors = this._stationInfo.numberOfConnectors[(this._index - 1) % this._stationInfo.numberOfConnectors.length]; | |
121 | } else { | |
122 | maxConnectors = this._stationInfo.numberOfConnectors; | |
123 | } | |
124 | return maxConnectors; | |
2e6f5966 JB |
125 | } |
126 | ||
127 | _getSupervisionURL() { | |
128 | const supervisionUrls = Utils.cloneJSonDocument(this._stationInfo.supervisionURL ? this._stationInfo.supervisionURL : Configuration.getSupervisionURLs()); | |
7dde0b73 JB |
129 | let indexUrl = 0; |
130 | if (Array.isArray(supervisionUrls)) { | |
2e6f5966 JB |
131 | if (Configuration.getDistributeStationToTenantEqually()) { |
132 | indexUrl = this._index % supervisionUrls.length; | |
7dde0b73 JB |
133 | } else { |
134 | // Get a random url | |
135 | indexUrl = Math.floor(Math.random() * supervisionUrls.length); | |
136 | } | |
137 | return supervisionUrls[indexUrl]; | |
138 | } | |
139 | return supervisionUrls; | |
140 | } | |
141 | ||
7dde0b73 | 142 | _getAuthorizeRemoteTxRequests() { |
61c2e33d | 143 | const authorizeRemoteTxRequests = this._getConfigurationKey('AuthorizeRemoteTxRequests'); |
a6e68f34 | 144 | return authorizeRemoteTxRequests ? Utils.convertToBoolean(authorizeRemoteTxRequests.value) : false; |
7dde0b73 JB |
145 | } |
146 | ||
def3d48e | 147 | _getLocalAuthListEnabled() { |
61c2e33d | 148 | const localAuthListEnabled = this._getConfigurationKey('LocalAuthListEnabled'); |
def3d48e JB |
149 | return localAuthListEnabled ? Utils.convertToBoolean(localAuthListEnabled.value) : false; |
150 | } | |
151 | ||
5ad8570f JB |
152 | async _basicStartMessageSequence() { |
153 | // Start heartbeat | |
154 | this._startHeartbeat(this); | |
155 | // Build connectors | |
156 | if (!this._connectors) { | |
157 | this._connectors = {}; | |
158 | const connectorsConfig = Utils.cloneJSonDocument(this._stationInfo.Connectors); | |
159 | // Determine number of customized connectors | |
160 | let lastConnector; | |
161 | for (lastConnector in connectorsConfig) { | |
162 | // Add connector 0, OCPP specification violation that for example KEBA have | |
163 | if (Utils.convertToInt(lastConnector) === 0 && Utils.convertToBoolean(this._stationInfo.useConnectorId0) && | |
164 | connectorsConfig[lastConnector]) { | |
165 | this._connectors[lastConnector] = connectorsConfig[lastConnector]; | |
166 | } | |
167 | } | |
168 | const maxConnectors = this._getMaxConnectors(); | |
169 | this._addConfigurationKey('NumberOfConnectors', maxConnectors, true); | |
170 | // Generate all connectors | |
171 | for (let index = 1; index <= maxConnectors; index++) { | |
172 | const randConnectorID = Utils.convertToBoolean(this._stationInfo.randomConnectors) ? Utils.getRandomInt(lastConnector, 1) : index; | |
173 | this._connectors[index] = connectorsConfig[randConnectorID]; | |
174 | } | |
2e6f5966 | 175 | } |
5ad8570f JB |
176 | |
177 | for (const connector in this._connectors) { | |
178 | if (!this._connectors[connector].transactionStarted) { | |
179 | if (this._connectors[connector].bootStatus) { | |
180 | this.sendStatusNotificationWithTimeout(connector, this._connectors[connector].bootStatus); | |
181 | } else { | |
182 | this.sendStatusNotificationWithTimeout(connector, 'Available'); | |
183 | } | |
184 | } else { | |
185 | this.sendStatusNotificationWithTimeout(connector, 'Charging'); | |
186 | } | |
187 | } | |
188 | ||
189 | if (Utils.convertToBoolean(this._stationInfo.AutomaticTransactionGenerator.enable)) { | |
190 | if (!this._automaticTransactionGeneration) { | |
191 | this._automaticTransactionGeneration = new AutomaticTransactionGenerator(this); | |
192 | } | |
193 | if (this._automaticTransactionGeneration.timeToStop) { | |
194 | this._automaticTransactionGeneration.start(); | |
195 | } | |
196 | } | |
197 | this._statistics.start(); | |
198 | } | |
199 | ||
200 | // eslint-disable-next-line class-methods-use-this | |
201 | async _startHeartbeat(self) { | |
202 | if (self._heartbeatInterval && !self._heartbeatSetInterval) { | |
203 | self._heartbeatSetInterval = setInterval(() => { | |
204 | try { | |
205 | const payload = { | |
206 | currentTime: new Date().toISOString(), | |
207 | }; | |
208 | self.sendMessage(Utils.generateUUID(), payload, Constants.OCPP_JSON_CALL_MESSAGE, 'Heartbeat'); | |
209 | } catch (error) { | |
210 | logger.error(self._basicFormatLog() + ' Send heartbeat error: ' + error); | |
211 | } | |
212 | }, self._heartbeatInterval); | |
213 | logger.info(self._basicFormatLog() + ' Heartbeat started every ' + self._heartbeatInterval + 'ms'); | |
7dde0b73 | 214 | } else { |
5ad8570f | 215 | logger.error(self._basicFormatLog() + ' Heartbeat interval undefined, not starting the heartbeat'); |
7dde0b73 | 216 | } |
5ad8570f JB |
217 | } |
218 | ||
219 | _startAuthorizationFileMonitoring() { | |
220 | // eslint-disable-next-line no-unused-vars | |
221 | fs.watchFile(this._getAuthorizationFile(), (current, previous) => { | |
222 | try { | |
223 | logger.debug(this._basicFormatLog() + ' Authorization file ' + this._getAuthorizationFile() + ' have changed, reload'); | |
224 | // Initialize _authorizedTags | |
225 | this._authorizedTags = this._loadAndGetAuthorizedTags(); | |
226 | } catch (error) { | |
227 | logger.error(this._basicFormatLog() + ' Authorization file monitoring error: ' + error); | |
228 | } | |
229 | }); | |
230 | } | |
231 | ||
232 | _startStationTemplateFileMonitoring() { | |
233 | // eslint-disable-next-line no-unused-vars | |
234 | fs.watchFile(this._stationTemplateFile, (current, previous) => { | |
235 | try { | |
236 | logger.debug(this._basicFormatLog() + ' Template file ' + this._stationTemplateFile + ' have changed, reload'); | |
237 | // Initialize | |
238 | this._initialize(); | |
239 | this._addConfigurationKey('HeartBeatInterval', Utils.convertToInt(this._heartbeatInterval ? this._heartbeatInterval / 1000 : 0)); | |
240 | this._addConfigurationKey('HeartbeatInterval', Utils.convertToInt(this._heartbeatInterval ? this._heartbeatInterval / 1000 : 0), false, false); | |
241 | this._addConfigurationKey('NumberOfConnectors', this._getMaxConnectors(), true); | |
242 | } catch (error) { | |
243 | logger.error(this._basicFormatLog() + ' Charging station template file monitoring error: ' + error); | |
244 | } | |
245 | }); | |
246 | } | |
247 | ||
248 | async _startMeterValues(connectorID, interval) { | |
249 | if (!this._connectors[connectorID].transactionStarted) { | |
250 | logger.error(`${this._basicFormatLog()} Trying to start MeterValues on connector ID ${connectorID} with no transaction started`); | |
251 | return; | |
252 | } else if (this._connectors[connectorID].transactionStarted && !this._connectors[connectorID].transactionId) { | |
253 | logger.error(`${this._basicFormatLog()} Trying to start MeterValues on connector ID ${connectorID} with no transaction id`); | |
254 | return; | |
255 | } | |
256 | this._connectors[connectorID].transactionSetInterval = setInterval(async () => { | |
257 | const sendMeterValues = performance.timerify(this.sendMeterValues); | |
258 | this._performanceObserver.observe({ | |
259 | entryTypes: ['function'], | |
260 | }); | |
261 | await sendMeterValues(connectorID, interval, this); | |
262 | }, interval); | |
7dde0b73 JB |
263 | } |
264 | ||
265 | async start() { | |
5ad8570f JB |
266 | if (!this._connectionUrl) { |
267 | this._connectionUrl = this._supervisionUrl + '/' + this._stationInfo.name; | |
268 | } | |
269 | this._wsConnection = new WebSocket(this._connectionUrl, 'ocpp1.6'); | |
7dde0b73 | 270 | logger.info(this._basicFormatLog() + ' Will communicate with ' + this._supervisionUrl); |
2e6f5966 JB |
271 | // Monitor authorization file |
272 | this._startAuthorizationFileMonitoring(); | |
273 | // Monitor station template file | |
274 | this._startStationTemplateFileMonitoring(); | |
7dde0b73 JB |
275 | // Handle Socket incoming messages |
276 | this._wsConnection.on('message', this.onMessage.bind(this)); | |
277 | // Handle Socket error | |
278 | this._wsConnection.on('error', this.onError.bind(this)); | |
279 | // Handle Socket close | |
280 | this._wsConnection.on('close', this.onClose.bind(this)); | |
281 | // Handle Socket opening connection | |
282 | this._wsConnection.on('open', this.onOpen.bind(this)); | |
283 | // Handle Socket ping | |
284 | this._wsConnection.on('ping', this.onPing.bind(this)); | |
285 | } | |
286 | ||
5ad8570f JB |
287 | async stop(type = '') { |
288 | // Stop heartbeat | |
289 | if (this._heartbeatSetInterval) { | |
290 | await clearInterval(this._heartbeatSetInterval); | |
291 | this._heartbeatSetInterval = null; | |
292 | } | |
293 | // Stop the ATG | |
294 | if (Utils.convertToBoolean(this._stationInfo.AutomaticTransactionGenerator.enable) && | |
295 | this._automaticTransactionGeneration && | |
296 | !this._automaticTransactionGeneration.timeToStop) { | |
297 | await this._automaticTransactionGeneration.stop(); | |
298 | } else { | |
299 | for (const connector in this._connectors) { | |
300 | if (this._connectors[connector].transactionStarted) { | |
301 | await this.sendStopTransaction(this._connectors[connector].transactionId, type ? type + 'Reset' : ''); | |
302 | } | |
303 | } | |
304 | } | |
305 | // eslint-disable-next-line guard-for-in | |
306 | for (const connector in this._connectors) { | |
307 | await this.sendStatusNotification(connector, 'Unavailable'); | |
308 | } | |
309 | if (this._wsConnection) { | |
310 | await this._wsConnection.close(); | |
311 | } | |
312 | } | |
313 | ||
314 | _reconnect(error) { | |
315 | logger.error(this._basicFormatLog() + ' Socket: abnormally closed', error); | |
316 | // Stop the ATG if needed | |
317 | if (Utils.convertToBoolean(this._stationInfo.AutomaticTransactionGenerator.enable) && | |
318 | Utils.convertToBoolean(this._stationInfo.AutomaticTransactionGenerator.stopOnConnectionFailure) && | |
319 | this._automaticTransactionGeneration && | |
320 | !this._automaticTransactionGeneration.timeToStop) { | |
321 | this._automaticTransactionGeneration.stop(); | |
322 | } | |
323 | // Stop heartbeat | |
324 | if (this._heartbeatSetInterval) { | |
325 | clearInterval(this._heartbeatSetInterval); | |
326 | this._heartbeatSetInterval = null; | |
327 | } | |
328 | if (this._autoReconnectTimeout !== 0 && | |
329 | (this._autoReconnectRetryCount < this._autoReconnectMaxRetries || this._autoReconnectMaxRetries === -1)) { | |
330 | logger.error(`${this._basicFormatLog()} Socket: connection retry with timeout ${this._autoReconnectTimeout}ms`); | |
331 | this._autoReconnectRetryCount++; | |
332 | setTimeout(() => { | |
333 | logger.error(this._basicFormatLog() + ' Socket: reconnecting try #' + this._autoReconnectRetryCount); | |
334 | this.start(); | |
335 | }, this._autoReconnectTimeout); | |
336 | } else if (this._autoReconnectTimeout !== 0 || this._autoReconnectMaxRetries !== -1) { | |
337 | logger.error(`${this._basicFormatLog()} Socket: max retries reached (${this._autoReconnectRetryCount}) or retry disabled (${this._autoReconnectTimeout})`); | |
338 | } | |
339 | } | |
340 | ||
7dde0b73 | 341 | onOpen() { |
5ad8570f JB |
342 | logger.info(`${this._basicFormatLog()} Is connected to server through ${this._connectionUrl}`); |
343 | if (!this._isSocketRestart) { | |
0bbcb3dc JB |
344 | // Send BootNotification |
345 | try { | |
346 | this.sendMessage(Utils.generateUUID(), this._bootNotificationMessage, Constants.OCPP_JSON_CALL_MESSAGE, 'BootNotification'); | |
347 | } catch (error) { | |
348 | logger.error(this._basicFormatLog() + ' Send boot notification error: ' + error); | |
349 | } | |
350 | } | |
7dde0b73 | 351 | if (this._isSocketRestart) { |
027b409a | 352 | this._basicStartMessageSequence(); |
7dde0b73 JB |
353 | if (this._messageQueue.length > 0) { |
354 | this._messageQueue.forEach((message) => { | |
355 | if (this._wsConnection.readyState === WebSocket.OPEN) { | |
356 | this._wsConnection.send(message); | |
357 | } | |
358 | }); | |
359 | } | |
7dde0b73 JB |
360 | } |
361 | this._autoReconnectRetryCount = 0; | |
362 | this._isSocketRestart = false; | |
363 | } | |
364 | ||
365 | onError(error) { | |
366 | switch (error) { | |
367 | case 'ECONNREFUSED': | |
368 | this._isSocketRestart = true; | |
369 | this._reconnect(error); | |
370 | break; | |
371 | default: | |
372 | logger.error(this._basicFormatLog() + ' Socket error: ' + error); | |
373 | break; | |
374 | } | |
375 | } | |
376 | ||
377 | onClose(error) { | |
378 | switch (error) { | |
379 | case 1000: // Normal close | |
380 | case 1005: | |
381 | logger.info(this._basicFormatLog() + ' Socket normally closed ' + error); | |
382 | this._autoReconnectRetryCount = 0; | |
383 | break; | |
384 | default: // Abnormal close | |
385 | this._isSocketRestart = true; | |
386 | this._reconnect(error); | |
387 | break; | |
388 | } | |
389 | } | |
390 | ||
391 | onPing() { | |
027b409a | 392 | logger.debug(this._basicFormatLog() + ' Has received a WS ping (rfc6455) from the server'); |
7dde0b73 JB |
393 | } |
394 | ||
395 | async onMessage(message) { | |
2d8cee5a | 396 | let [messageType, messageId, commandName, commandPayload, errorDetails] = [0, '', Constants.ENTITY_CHARGING_STATION, '', '']; |
7dde0b73 | 397 | try { |
2d8cee5a JB |
398 | // Parse the message |
399 | [messageType, messageId, commandName, commandPayload, errorDetails] = JSON.parse(message); | |
400 | ||
7dde0b73 JB |
401 | // Check the Type of message |
402 | switch (messageType) { | |
403 | // Incoming Message | |
f7869514 | 404 | case Constants.OCPP_JSON_CALL_MESSAGE: |
7dde0b73 | 405 | // Process the call |
7dde0b73 JB |
406 | await this.handleRequest(messageId, commandName, commandPayload); |
407 | break; | |
408 | // Outcome Message | |
f7869514 | 409 | case Constants.OCPP_JSON_CALL_RESULT_MESSAGE: |
7dde0b73 JB |
410 | // Respond |
411 | // eslint-disable-next-line no-case-declarations | |
412 | let responseCallback; let requestPayload; | |
413 | if (Utils.isIterable(this._requests[messageId])) { | |
414 | [responseCallback, , requestPayload] = this._requests[messageId]; | |
415 | } else { | |
416 | throw new Error(`Response request for unknown message id ${messageId} is not iterable`); | |
417 | } | |
418 | if (!responseCallback) { | |
419 | // Error | |
420 | throw new Error(`Response for unknown message id ${messageId}`); | |
421 | } | |
422 | delete this._requests[messageId]; | |
7dde0b73 JB |
423 | responseCallback(commandName, requestPayload); |
424 | break; | |
425 | // Error Message | |
f7869514 | 426 | case Constants.OCPP_JSON_CALL_ERROR_MESSAGE: |
7dde0b73 JB |
427 | if (!this._requests[messageId]) { |
428 | // Error | |
429 | throw new Error(`Error for unknown message id ${messageId}`); | |
430 | } | |
431 | // eslint-disable-next-line no-case-declarations | |
432 | let rejectCallback; | |
433 | if (Utils.isIterable(this._requests[messageId])) { | |
434 | [, rejectCallback] = this._requests[messageId]; | |
435 | } else { | |
436 | throw new Error(`Error request for unknown message id ${messageId} is not iterable`); | |
437 | } | |
438 | delete this._requests[messageId]; | |
439 | rejectCallback(new OCPPError(commandName, commandPayload, errorDetails)); | |
440 | break; | |
441 | // Error | |
442 | default: | |
443 | throw new Error(`Wrong message type ${messageType}`); | |
444 | } | |
445 | } catch (error) { | |
446 | // Log | |
447 | logger.error('%s Incoming message %j processing error %s on request content %s', this._basicFormatLog(), message, error, this._requests[messageId]); | |
448 | // Send error | |
449 | // await this.sendError(messageId, error); | |
450 | } | |
451 | } | |
452 | ||
5ad8570f JB |
453 | async sendStatusNotification(connectorId, status, errorCode = 'NoError') { |
454 | try { | |
455 | const payload = { | |
456 | connectorId, | |
457 | errorCode, | |
458 | status, | |
459 | }; | |
460 | await this.sendMessage(Utils.generateUUID(), payload, Constants.OCPP_JSON_CALL_MESSAGE, 'StatusNotification'); | |
461 | } catch (error) { | |
462 | logger.error(this._basicFormatLog() + ' Send status error: ' + error); | |
463 | throw error; | |
027b409a JB |
464 | } |
465 | } | |
466 | ||
5ad8570f JB |
467 | sendStatusNotificationWithTimeout(connectorId, status, errorCode = 'NoError', timeout = Constants.STATUS_NOTIFICATION_TIMEOUT) { |
468 | setTimeout(() => this.sendStatusNotification(connectorId, status, errorCode), timeout); | |
469 | } | |
470 | ||
471 | async sendStartTransaction(connectorID, idTag) { | |
472 | try { | |
473 | const payload = { | |
474 | connectorId: connectorID, | |
475 | idTag, | |
476 | meterStart: 0, | |
477 | timestamp: new Date().toISOString(), | |
478 | }; | |
479 | return await this.sendMessage(Utils.generateUUID(), payload, Constants.OCPP_JSON_CALL_MESSAGE, 'StartTransaction'); | |
480 | } catch (error) { | |
481 | logger.error(this._basicFormatLog() + ' Send start transaction error: ' + error); | |
482 | throw error; | |
7dde0b73 JB |
483 | } |
484 | } | |
485 | ||
5ad8570f JB |
486 | sendStartTransactionWithTimeout(connectorID, idTag, timeout) { |
487 | setTimeout(() => this.sendStartTransaction(connectorID, idTag), timeout); | |
7dde0b73 JB |
488 | } |
489 | ||
5ad8570f | 490 | async sendStopTransaction(transactionId, reason = '') { |
027b409a JB |
491 | try { |
492 | const payload = { | |
5ad8570f JB |
493 | transactionId, |
494 | meterStop: 0, | |
495 | timestamp: new Date().toISOString(), | |
496 | reason, | |
027b409a | 497 | }; |
5ad8570f | 498 | await this.sendMessage(Utils.generateUUID(), payload, Constants.OCPP_JSON_CALL_MESSAGE, 'StopTransaction'); |
027b409a | 499 | } catch (error) { |
5ad8570f JB |
500 | logger.error(this._basicFormatLog() + ' Send stop transaction error: ' + error); |
501 | throw error; | |
027b409a JB |
502 | } |
503 | } | |
504 | ||
5ad8570f JB |
505 | // eslint-disable-next-line class-methods-use-this |
506 | async sendMeterValues(connectorID, interval, self, debug = false) { | |
507 | try { | |
508 | const sampledValueLcl = { | |
509 | timestamp: new Date().toISOString(), | |
510 | }; | |
511 | const meterValuesClone = Utils.cloneJSonDocument(self._getConnector(connectorID).MeterValues); | |
512 | if (Array.isArray(meterValuesClone)) { | |
513 | sampledValueLcl.sampledValue = meterValuesClone; | |
514 | } else { | |
515 | sampledValueLcl.sampledValue = [meterValuesClone]; | |
516 | } | |
517 | for (let index = 0; index < sampledValueLcl.sampledValue.length; index++) { | |
518 | const connector = self._connectors[connectorID]; | |
519 | if (sampledValueLcl.sampledValue[index].measurand && sampledValueLcl.sampledValue[index].measurand === 'SoC') { | |
520 | sampledValueLcl.sampledValue[index].value = Utils.getRandomInt(100); | |
521 | if (sampledValueLcl.sampledValue[index].value > 100 || debug) { | |
522 | logger.error(`${self._basicFormatLog()} MeterValues measurand ${sampledValueLcl.sampledValue[index].measurand ? sampledValueLcl.sampledValue[index].measurand : 'Energy.Active.Import.Register'}: connectorID ${connectorID}, transaction ${connector.transactionId}, value: ${sampledValueLcl.sampledValue[index].value}`); | |
523 | } | |
524 | } else { | |
525 | // Persist previous value in connector | |
526 | const consumption = Utils.getRandomInt(self._stationInfo.maxPower / 3600000 * interval); | |
527 | if (connector && connector.lastConsumptionValue >= 0) { | |
528 | connector.lastConsumptionValue += consumption; | |
529 | } else { | |
530 | connector.lastConsumptionValue = 0; | |
531 | } | |
532 | const maxConsumption = self._stationInfo.maxPower * 3600 / interval; | |
533 | logger.info(`${self._basicFormatLog()} MeterValues measurand ${sampledValueLcl.sampledValue[index].measurand ? sampledValueLcl.sampledValue[index].measurand : 'Energy.Active.Import.Register'}: connectorID ${connectorID}, transaction ${connector.transactionId}, value ${connector.lastConsumptionValue}`); | |
534 | sampledValueLcl.sampledValue[index].value = connector.lastConsumptionValue; | |
535 | if (sampledValueLcl.sampledValue[index].value > maxConsumption || debug) { | |
536 | logger.error(`${self._basicFormatLog()} MeterValues measurand ${sampledValueLcl.sampledValue[index].measurand ? sampledValueLcl.sampledValue[index].measurand : 'Energy.Active.Import.Register'}: connectorID ${connectorID}, transaction ${connector.transactionId}, value: ${sampledValueLcl.sampledValue[index].value}/${maxConsumption}`); | |
537 | } | |
538 | } | |
539 | } | |
540 | ||
541 | const payload = { | |
542 | connectorId: connectorID, | |
543 | transactionId: self._connectors[connectorID].transactionId, | |
544 | meterValue: [sampledValueLcl], | |
545 | }; | |
546 | await self.sendMessage(Utils.generateUUID(), payload, Constants.OCPP_JSON_CALL_MESSAGE, 'MeterValues'); | |
547 | } catch (error) { | |
548 | logger.error(self._basicFormatLog() + ' Send MeterValues error: ' + error); | |
549 | } | |
550 | } | |
551 | ||
552 | sendError(messageId, err) { | |
553 | // Check exception: only OCPP error are accepted | |
554 | const error = err instanceof OCPPError ? err : new OCPPError(Constants.OCPP_ERROR_INTERNAL_ERROR, err.message); | |
555 | // Send error | |
556 | return this.sendMessage(messageId, error, Constants.OCPP_JSON_CALL_ERROR_MESSAGE); | |
027b409a JB |
557 | } |
558 | ||
f7869514 | 559 | sendMessage(messageId, command, messageType = Constants.OCPP_JSON_CALL_RESULT_MESSAGE, commandName = '') { |
7dde0b73 JB |
560 | // Send a message through wsConnection |
561 | const self = this; | |
562 | // Create a promise | |
563 | return new Promise((resolve, reject) => { | |
564 | let messageToSend; | |
565 | // Type of message | |
566 | switch (messageType) { | |
567 | // Request | |
f7869514 | 568 | case Constants.OCPP_JSON_CALL_MESSAGE: |
7dde0b73 JB |
569 | this._statistics.addMessage(commandName); |
570 | // Build request | |
571 | this._requests[messageId] = [responseCallback, rejectCallback, command]; | |
572 | messageToSend = JSON.stringify([messageType, messageId, commandName, command]); | |
573 | break; | |
574 | // Response | |
f7869514 | 575 | case Constants.OCPP_JSON_CALL_RESULT_MESSAGE: |
d3a7883e | 576 | this._statistics.addMessage(commandName); |
7dde0b73 JB |
577 | // Build response |
578 | messageToSend = JSON.stringify([messageType, messageId, command]); | |
579 | break; | |
580 | // Error Message | |
f7869514 | 581 | case Constants.OCPP_JSON_CALL_ERROR_MESSAGE: |
7dde0b73 | 582 | // Build Message |
7de604f9 | 583 | this._statistics.addMessage(`Error ${command.code ? command.code : Constants.OCPP_ERROR_GENERIC_ERROR} on ${commandName || ''}`); |
894a1780 | 584 | messageToSend = JSON.stringify([messageType, messageId, command.code ? command.code : Constants.OCPP_ERROR_GENERIC_ERROR, command.message ? command.message : '', command.details ? command.details : {}]); |
7dde0b73 JB |
585 | break; |
586 | } | |
2e6f5966 | 587 | // Check if wsConnection is ready |
7dde0b73 JB |
588 | if (this._wsConnection.readyState === WebSocket.OPEN) { |
589 | // Yes: Send Message | |
590 | this._wsConnection.send(messageToSend); | |
591 | } else { | |
592 | // Buffer message until connection is back | |
593 | this._messageQueue.push(messageToSend); | |
594 | } | |
595 | // Request? | |
f7869514 | 596 | if (messageType !== Constants.OCPP_JSON_CALL_MESSAGE) { |
7dde0b73 JB |
597 | // Yes: send Ok |
598 | resolve(); | |
599 | } else if (this._wsConnection.readyState === WebSocket.OPEN) { | |
600 | // Send timeout in case connection is open otherwise wait for ever | |
601 | // FIXME: Handle message on timeout | |
f7869514 | 602 | setTimeout(() => rejectCallback(`Timeout for message ${messageId}`), Constants.OCPP_SOCKET_TIMEOUT); |
7dde0b73 JB |
603 | } |
604 | ||
605 | // Function that will receive the request's response | |
606 | function responseCallback(payload, requestPayload) { | |
607 | self._statistics.addMessage(commandName, true); | |
608 | const responseCallbackFn = 'handleResponse' + commandName; | |
609 | if (typeof self[responseCallbackFn] === 'function') { | |
610 | self[responseCallbackFn](payload, requestPayload, self); | |
611 | } else { | |
61c2e33d | 612 | logger.debug(self._basicFormatLog() + ' Trying to call an undefined response callback function: ' + responseCallbackFn); |
7dde0b73 JB |
613 | } |
614 | // Send the response | |
615 | resolve(payload); | |
616 | } | |
617 | ||
618 | // Function that will receive the request's rejection | |
619 | function rejectCallback(reason) { | |
7de604f9 | 620 | self._statistics.addMessage(`Error ${command.code ? command.code : Constants.OCPP_ERROR_GENERIC_ERROR} on ${commandName || ''}`, true); |
7dde0b73 JB |
621 | // Build Exception |
622 | // eslint-disable-next-line no-empty-function | |
623 | self._requests[messageId] = [() => { }, () => { }, '']; // Properly format the request | |
624 | const error = reason instanceof OCPPError ? reason : new Error(reason); | |
625 | // Send error | |
626 | reject(error); | |
627 | } | |
628 | }); | |
629 | } | |
630 | ||
5ad8570f JB |
631 | handleResponseBootNotification(payload) { |
632 | if (payload.status === 'Accepted') { | |
633 | this._heartbeatInterval = payload.interval * 1000; | |
634 | this._addConfigurationKey('HeartBeatInterval', Utils.convertToInt(payload.interval)); | |
635 | this._addConfigurationKey('HeartbeatInterval', Utils.convertToInt(payload.interval), false, false); | |
636 | this._basicStartMessageSequence(); | |
637 | } else { | |
638 | logger.info(this._basicFormatLog() + ' Boot Notification rejected'); | |
7dde0b73 | 639 | } |
7dde0b73 JB |
640 | } |
641 | ||
027b409a JB |
642 | _resetTransactionOnConnector(connectorID) { |
643 | this._connectors[connectorID].transactionStarted = false; | |
644 | this._connectors[connectorID].transactionId = null; | |
d3a7883e | 645 | this._connectors[connectorID].idTag = null; |
027b409a JB |
646 | this._connectors[connectorID].lastConsumptionValue = -1; |
647 | this._connectors[connectorID].lastSoC = -1; | |
d3a7883e JB |
648 | if (this._connectors[connectorID].transactionSetInterval) { |
649 | clearInterval(this._connectors[connectorID].transactionSetInterval); | |
027b409a JB |
650 | } |
651 | } | |
652 | ||
7dde0b73 | 653 | handleResponseStartTransaction(payload, requestPayload) { |
d3a7883e JB |
654 | if (this._connectors[requestPayload.connectorId].transactionStarted) { |
655 | logger.debug(this._basicFormatLog() + ' Try to start a transaction on an already used connector ' + requestPayload.connectorId + ' by transaction ' + this._connectors[requestPayload.connectorId].transactionId); | |
656 | } | |
84393381 | 657 | |
7de604f9 JB |
658 | let transactionConnectorId; |
659 | for (const connector in this._connectors) { | |
660 | if (Utils.convertToInt(connector) === Utils.convertToInt(requestPayload.connectorId)) { | |
661 | transactionConnectorId = connector; | |
662 | break; | |
7dde0b73 | 663 | } |
7de604f9 JB |
664 | } |
665 | if (!transactionConnectorId) { | |
666 | logger.error(this._basicFormatLog() + ' Try to start a transaction on a non existing connector Id ' + requestPayload.connectorId); | |
667 | return; | |
668 | } | |
669 | if (payload.idTagInfo && payload.idTagInfo.status === 'Accepted') { | |
670 | this._connectors[transactionConnectorId].transactionStarted = true; | |
671 | this._connectors[transactionConnectorId].transactionId = payload.transactionId; | |
672 | this._connectors[transactionConnectorId].idTag = requestPayload.idTag; | |
673 | this._connectors[transactionConnectorId].lastConsumptionValue = 0; | |
674 | this._connectors[transactionConnectorId].lastSoC = 0; | |
675 | this.sendStatusNotification(requestPayload.connectorId, 'Charging'); | |
676 | logger.info(this._basicFormatLog() + ' Transaction ' + this._connectors[transactionConnectorId].transactionId + ' STARTED on ' + this._stationInfo.name + '#' + requestPayload.connectorId + ' for idTag ' + requestPayload.idTag); | |
677 | const configuredMeterValueSampleInterval = this._getConfigurationKey('MeterValueSampleInterval'); | |
5ad8570f | 678 | this._startMeterValues(requestPayload.connectorId, |
7de604f9 | 679 | configuredMeterValueSampleInterval ? configuredMeterValueSampleInterval.value * 1000 : 60000); |
7dde0b73 JB |
680 | } else { |
681 | logger.error(this._basicFormatLog() + ' Starting transaction id ' + payload.transactionId + ' REJECTED with status ' + payload.idTagInfo.status + ', idTag ' + requestPayload.idTag); | |
7de604f9 | 682 | this._resetTransactionOnConnector(transactionConnectorId); |
7dde0b73 JB |
683 | this.sendStatusNotification(requestPayload.connectorId, 'Available'); |
684 | } | |
685 | } | |
686 | ||
34dcb3b5 | 687 | handleResponseStopTransaction(payload, requestPayload) { |
d3a7883e JB |
688 | let transactionConnectorId; |
689 | for (const connector in this._connectors) { | |
690 | if (this._connectors[connector].transactionId === requestPayload.transactionId) { | |
691 | transactionConnectorId = connector; | |
692 | break; | |
693 | } | |
694 | } | |
695 | if (!transactionConnectorId) { | |
7de604f9 JB |
696 | logger.error(this._basicFormatLog() + ' Try to stop a non existing transaction ' + requestPayload.transactionId); |
697 | return; | |
d3a7883e JB |
698 | } |
699 | if (payload.idTagInfo && payload.idTagInfo.status === 'Accepted') { | |
700 | this.sendStatusNotification(transactionConnectorId, 'Available'); | |
701 | logger.info(this._basicFormatLog() + ' Transaction ' + this._connectors[transactionConnectorId].transactionId + ' STOPPED on ' + this._stationInfo.name + '#' + transactionConnectorId); | |
702 | this._resetTransactionOnConnector(transactionConnectorId); | |
34dcb3b5 | 703 | } else { |
d3a7883e | 704 | logger.error(this._basicFormatLog() + ' Stopping transaction id ' + this._connectors[transactionConnectorId].transactionId + ' REJECTED with status ' + payload.idTagInfo.status); |
34dcb3b5 JB |
705 | } |
706 | } | |
707 | ||
facd8ebd JB |
708 | handleResponseStatusNotification(payload, requestPayload) { |
709 | logger.debug(this._basicFormatLog() + ' Status notification response received: %j to status notification request: %j', payload, requestPayload); | |
7dde0b73 JB |
710 | } |
711 | ||
facd8ebd JB |
712 | handleResponseMeterValues(payload, requestPayload) { |
713 | logger.debug(this._basicFormatLog() + ' MeterValues response received: %j to MeterValues request: %j', payload, requestPayload); | |
027b409a JB |
714 | } |
715 | ||
facd8ebd JB |
716 | handleResponseHeartbeat(payload, requestPayload) { |
717 | logger.debug(this._basicFormatLog() + ' Heartbeat response received: %j to Heartbeat request: %j', payload, requestPayload); | |
7dde0b73 JB |
718 | } |
719 | ||
720 | async handleRequest(messageId, commandName, commandPayload) { | |
721 | let result; | |
722 | this._statistics.addMessage(commandName, true); | |
723 | // Call | |
724 | if (typeof this['handle' + commandName] === 'function') { | |
725 | try { | |
726 | // Call the method | |
727 | result = await this['handle' + commandName](commandPayload); | |
728 | } catch (error) { | |
729 | // Log | |
730 | logger.error(this._basicFormatLog() + ' Handle request error: ' + error); | |
facd8ebd | 731 | // Send back response to inform backend |
7dde0b73 JB |
732 | await this.sendError(messageId, error); |
733 | } | |
734 | } else { | |
84393381 | 735 | // Throw exception |
f7869514 | 736 | await this.sendError(messageId, new OCPPError(Constants.OCPP_ERROR_NOT_IMPLEMENTED, 'Not implemented', {})); |
7dde0b73 JB |
737 | throw new Error(`${commandName} is not implemented ${JSON.stringify(commandPayload, null, ' ')}`); |
738 | } | |
84393381 | 739 | // Send response |
f7869514 | 740 | await this.sendMessage(messageId, result, Constants.OCPP_JSON_CALL_RESULT_MESSAGE); |
7dde0b73 JB |
741 | } |
742 | ||
5ad8570f JB |
743 | async handleReset(commandPayload) { |
744 | logger.info(`${this._basicFormatLog()} ${commandPayload.type} reset command received, simulating it`); | |
745 | // Simulate charging station restart | |
746 | setImmediate(async () => { | |
747 | await this.stop(commandPayload.type); | |
748 | await Utils.sleep(60000); | |
749 | await this.start(); | |
750 | }); | |
751 | return Constants.OCPP_RESPONSE_ACCEPTED; | |
752 | } | |
753 | ||
61c2e33d JB |
754 | _getConfigurationKey(key) { |
755 | return this._configuration.configurationKey.find((configElement) => configElement.key === key); | |
756 | } | |
757 | ||
3497da01 | 758 | _addConfigurationKey(key, value, readonly = false, visible = true, reboot = false) { |
61c2e33d JB |
759 | const keyFound = this._getConfigurationKey(key); |
760 | if (!keyFound) { | |
761 | this._configuration.configurationKey.push({ | |
762 | key, | |
763 | readonly, | |
764 | value, | |
765 | visible, | |
3497da01 | 766 | reboot, |
61c2e33d JB |
767 | }); |
768 | } | |
769 | } | |
770 | ||
771 | _setConfigurationKeyValue(key, value) { | |
772 | const keyFound = this._getConfigurationKey(key); | |
773 | if (keyFound) { | |
d3a7883e JB |
774 | const keyIndex = this._configuration.configurationKey.indexOf(keyFound); |
775 | this._configuration.configurationKey[keyIndex].value = value; | |
61c2e33d JB |
776 | } |
777 | } | |
778 | ||
34dcb3b5 | 779 | async handleGetConfiguration(commandPayload) { |
facd8ebd JB |
780 | const configurationKey = []; |
781 | const unknownKey = []; | |
61c2e33d JB |
782 | if (Utils.isEmptyArray(commandPayload.key)) { |
783 | for (const configuration of this._configuration.configurationKey) { | |
784 | if (Utils.isUndefined(configuration.visible)) { | |
785 | configuration.visible = true; | |
786 | } else { | |
787 | configuration.visible = Utils.convertToBoolean(configuration.visible); | |
788 | } | |
789 | if (!configuration.visible) { | |
790 | continue; | |
791 | } | |
792 | configurationKey.push({ | |
793 | key: configuration.key, | |
794 | readonly: configuration.readonly, | |
795 | value: configuration.value, | |
796 | }); | |
facd8ebd | 797 | } |
61c2e33d | 798 | } else { |
d20c21a0 JB |
799 | for (const configurationKey of commandPayload.key) { |
800 | const keyFound = this._getConfigurationKey(configurationKey); | |
61c2e33d JB |
801 | if (keyFound) { |
802 | if (Utils.isUndefined(keyFound.visible)) { | |
803 | keyFound.visible = true; | |
804 | } else { | |
d20c21a0 | 805 | keyFound.visible = Utils.convertToBoolean(configurationKey.visible); |
61c2e33d JB |
806 | } |
807 | if (!keyFound.visible) { | |
808 | continue; | |
809 | } | |
810 | configurationKey.push({ | |
811 | key: keyFound.key, | |
812 | readonly: keyFound.readonly, | |
813 | value: keyFound.value, | |
814 | }); | |
815 | } else { | |
d20c21a0 | 816 | unknownKey.push(configurationKey); |
61c2e33d | 817 | } |
facd8ebd | 818 | } |
facd8ebd JB |
819 | } |
820 | return { | |
821 | configurationKey, | |
822 | unknownKey, | |
823 | }; | |
7dde0b73 JB |
824 | } |
825 | ||
826 | async handleChangeConfiguration(commandPayload) { | |
61c2e33d | 827 | const keyToChange = this._getConfigurationKey(commandPayload.key); |
7d887a1b JB |
828 | if (!keyToChange) { |
829 | return {status: Constants.OCPP_ERROR_NOT_SUPPORTED}; | |
830 | } else if (keyToChange && Utils.convertToBoolean(keyToChange.readonly)) { | |
831 | return Constants.OCPP_RESPONSE_REJECTED; | |
832 | } else if (keyToChange && !Utils.convertToBoolean(keyToChange.readonly)) { | |
a6e68f34 JB |
833 | const keyIndex = this._configuration.configurationKey.indexOf(keyToChange); |
834 | this._configuration.configurationKey[keyIndex].value = commandPayload.value; | |
d3a7883e JB |
835 | let triggerHeartbeatRestart = false; |
836 | if (keyToChange.key === 'HeartBeatInterval') { | |
837 | this._setConfigurationKeyValue('HeartbeatInterval', commandPayload.value); | |
838 | triggerHeartbeatRestart = true; | |
839 | } | |
840 | if (keyToChange.key === 'HeartbeatInterval') { | |
841 | this._setConfigurationKeyValue('HeartBeatInterval', commandPayload.value); | |
842 | triggerHeartbeatRestart = true; | |
843 | } | |
844 | if (triggerHeartbeatRestart) { | |
5c68da4d JB |
845 | this._heartbeatInterval = Utils.convertToInt(commandPayload.value) * 1000; |
846 | // Stop heartbeat | |
847 | if (this._heartbeatSetInterval) { | |
848 | clearInterval(this._heartbeatSetInterval); | |
849 | this._heartbeatSetInterval = null; | |
850 | } | |
851 | // Start heartbeat | |
852 | this._startHeartbeat(this); | |
853 | } | |
7d887a1b JB |
854 | if (Utils.convertToBoolean(keyToChange.reboot)) { |
855 | return Constants.OCPP_RESPONSE_REBOOT_REQUIRED; | |
856 | } | |
dcab13bd | 857 | return Constants.OCPP_RESPONSE_ACCEPTED; |
7dde0b73 | 858 | } |
7dde0b73 JB |
859 | } |
860 | ||
861 | async handleRemoteStartTransaction(commandPayload) { | |
72766a82 | 862 | const transactionConnectorID = commandPayload.connectorId ? commandPayload.connectorId : '1'; |
2e6f5966 | 863 | if (this.hasAuthorizedTags() && this._getLocalAuthListEnabled() && this._getAuthorizeRemoteTxRequests()) { |
dcab13bd | 864 | // Check if authorized |
2e6f5966 | 865 | if (this._authorizedTags.find((value) => value === commandPayload.idTag)) { |
7dde0b73 | 866 | // Authorization successful start transaction |
61c2e33d | 867 | this.sendStartTransactionWithTimeout(transactionConnectorID, commandPayload.idTag, Constants.START_TRANSACTION_TIMEOUT); |
027b409a | 868 | logger.debug(this._basicFormatLog() + ' Transaction remotely STARTED on ' + this._stationInfo.name + '#' + transactionConnectorID + ' for idTag ' + commandPayload.idTag); |
dcab13bd | 869 | return Constants.OCPP_RESPONSE_ACCEPTED; |
7dde0b73 | 870 | } |
84393381 | 871 | logger.error(this._basicFormatLog() + ' Remote starting transaction REJECTED with status ' + commandPayload.idTagInfo.status + ', idTag ' + commandPayload.idTag); |
dcab13bd | 872 | return Constants.OCPP_RESPONSE_REJECTED; |
7dde0b73 | 873 | } |
dcab13bd | 874 | // No local authorization check required => start transaction |
61c2e33d | 875 | this.sendStartTransactionWithTimeout(transactionConnectorID, commandPayload.idTag, Constants.START_TRANSACTION_TIMEOUT); |
027b409a JB |
876 | logger.debug(this._basicFormatLog() + ' Transaction remotely STARTED on ' + this._stationInfo.name + '#' + transactionConnectorID + ' for idTag ' + commandPayload.idTag); |
877 | return Constants.OCPP_RESPONSE_ACCEPTED; | |
878 | } | |
879 | ||
880 | async handleRemoteStopTransaction(commandPayload) { | |
881 | for (const connector in this._connectors) { | |
882 | if (this._connectors[connector].transactionId === commandPayload.transactionId) { | |
d3a7883e JB |
883 | this.sendStopTransaction(commandPayload.transactionId); |
884 | return Constants.OCPP_RESPONSE_ACCEPTED; | |
027b409a JB |
885 | } |
886 | } | |
d3a7883e JB |
887 | logger.info(this._basicFormatLog() + ' Try to stop remotely a non existing transaction ' + commandPayload.transactionId); |
888 | return Constants.OCPP_RESPONSE_REJECTED; | |
7dde0b73 | 889 | } |
7dde0b73 JB |
890 | } |
891 | ||
892 | module.exports = ChargingStation; |