1 // Partial Copyright Jerome Benoit. 2021. All Rights Reserved.
3 import { ChangeAvailabilityRequest
, ChangeConfigurationRequest
, ClearChargingProfileRequest
, GetConfigurationRequest
, GetDiagnosticsRequest
, MessageTrigger
, OCPP16AvailabilityType
, OCPP16IncomingRequestCommand
, OCPP16RequestCommand
, OCPP16TriggerMessageRequest
, RemoteStartTransactionRequest
, RemoteStopTransactionRequest
, ResetRequest
, SetChargingProfileRequest
, UnlockConnectorRequest
} from
'../../../types/ocpp/1.6/Requests';
4 import { ChangeAvailabilityResponse
, ChangeConfigurationResponse
, ClearChargingProfileResponse
, GetConfigurationResponse
, GetDiagnosticsResponse
, OCPP16TriggerMessageResponse
, SetChargingProfileResponse
, UnlockConnectorResponse
} from
'../../../types/ocpp/1.6/Responses';
5 import { ChargingProfilePurposeType
, OCPP16ChargingProfile
} from
'../../../types/ocpp/1.6/ChargingProfile';
6 import { Client
, FTPResponse
} from
'basic-ftp';
7 import { OCPP16AuthorizationStatus
, OCPP16StopTransactionReason
} from
'../../../types/ocpp/1.6/Transaction';
9 import type ChargingStation from
'../../ChargingStation';
10 import Constants from
'../../../utils/Constants';
11 import { DefaultResponse
} from
'../../../types/ocpp/Responses';
12 import { ErrorType
} from
'../../../types/ocpp/ErrorType';
13 import { IncomingRequestHandler
} from
'../../../types/ocpp/Requests';
14 import { JsonType
} from
'../../../types/JsonType';
15 import { OCPP16ChargePointStatus
} from
'../../../types/ocpp/1.6/ChargePointStatus';
16 import { OCPP16DiagnosticsStatus
} from
'../../../types/ocpp/1.6/DiagnosticsStatus';
17 import { OCPP16StandardParametersKey
} from
'../../../types/ocpp/1.6/Configuration';
18 import { OCPPConfigurationKey
} from
'../../../types/ocpp/Configuration';
19 import OCPPError from
'../../../exception/OCPPError';
20 import OCPPIncomingRequestService from
'../OCPPIncomingRequestService';
21 import { URL
} from
'url';
22 import Utils from
'../../../utils/Utils';
24 import logger from
'../../../utils/Logger';
25 import path from
'path';
26 import tar from
'tar';
28 const moduleName
= 'OCPPIncomingRequestService';
30 export default class OCPP16IncomingRequestService
extends OCPPIncomingRequestService
{
31 private incomingRequestHandlers
: Map
<OCPP16IncomingRequestCommand
, IncomingRequestHandler
>;
33 public constructor(chargingStation
: ChargingStation
) {
34 if (new.target
?.name
=== moduleName
) {
35 throw new TypeError(`Cannot construct ${new.target?.name} instances directly`);
37 super(chargingStation
);
38 this.incomingRequestHandlers
= new Map
<OCPP16IncomingRequestCommand
, IncomingRequestHandler
>([
39 [OCPP16IncomingRequestCommand
.RESET
, this.handleRequestReset
.bind(this)],
40 [OCPP16IncomingRequestCommand
.CLEAR_CACHE
, this.handleRequestClearCache
.bind(this)],
41 [OCPP16IncomingRequestCommand
.UNLOCK_CONNECTOR
, this.handleRequestUnlockConnector
.bind(this)],
42 [OCPP16IncomingRequestCommand
.GET_CONFIGURATION
, this.handleRequestGetConfiguration
.bind(this)],
43 [OCPP16IncomingRequestCommand
.CHANGE_CONFIGURATION
, this.handleRequestChangeConfiguration
.bind(this)],
44 [OCPP16IncomingRequestCommand
.SET_CHARGING_PROFILE
, this.handleRequestSetChargingProfile
.bind(this)],
45 [OCPP16IncomingRequestCommand
.CLEAR_CHARGING_PROFILE
, this.handleRequestClearChargingProfile
.bind(this)],
46 [OCPP16IncomingRequestCommand
.CHANGE_AVAILABILITY
, this.handleRequestChangeAvailability
.bind(this)],
47 [OCPP16IncomingRequestCommand
.REMOTE_START_TRANSACTION
, this.handleRequestRemoteStartTransaction
.bind(this)],
48 [OCPP16IncomingRequestCommand
.REMOTE_STOP_TRANSACTION
, this.handleRequestRemoteStopTransaction
.bind(this)],
49 [OCPP16IncomingRequestCommand
.GET_DIAGNOSTICS
, this.handleRequestGetDiagnostics
.bind(this)],
50 [OCPP16IncomingRequestCommand
.TRIGGER_MESSAGE
, this.handleRequestTriggerMessage
.bind(this)]
54 public async handleRequest(messageId
: string, commandName
: OCPP16IncomingRequestCommand
, commandPayload
: JsonType
): Promise
<void> {
56 if (this.chargingStation
.getOcppStrictCompliance() && (this.chargingStation
.isInPendingState()
57 && (commandName
=== OCPP16IncomingRequestCommand
.REMOTE_START_TRANSACTION
|| commandName
=== OCPP16IncomingRequestCommand
.REMOTE_STOP_TRANSACTION
))) {
58 throw new OCPPError(ErrorType
.SECURITY_ERROR
, `${commandName} cannot be issued to handle request payload ${JSON.stringify(commandPayload, null, 2)} while the charging station is in pending state on the central server`, commandName
);
60 if (this.chargingStation
.isRegistered() || (!this.chargingStation
.getOcppStrictCompliance() && this.chargingStation
.isInUnknownState())) {
61 if (this.incomingRequestHandlers
.has(commandName
)) {
63 // Call the method to build the result
64 result
= await this.incomingRequestHandlers
.get(commandName
)(commandPayload
);
67 logger
.error(this.chargingStation
.logPrefix() + ' Handle request error: %j', error
);
72 throw new OCPPError(ErrorType
.NOT_IMPLEMENTED
, `${commandName} is not implemented to handle request payload ${JSON.stringify(commandPayload, null, 2)}`, commandName
);
75 throw new OCPPError(ErrorType
.SECURITY_ERROR
, `${commandName} cannot be issued to handle request payload ${JSON.stringify(commandPayload, null, 2)} while the charging station is not registered on the central server.`, commandName
);
77 // Send the built result
78 await this.chargingStation
.ocppRequestService
.sendResult(messageId
, result
, commandName
);
81 // Simulate charging station restart
82 private handleRequestReset(commandPayload
: ResetRequest
): DefaultResponse
{
83 // eslint-disable-next-line @typescript-eslint/no-misused-promises
84 setImmediate(async (): Promise
<void> => {
85 await this.chargingStation
.stop(commandPayload
.type + 'Reset' as OCPP16StopTransactionReason
);
86 await Utils
.sleep(this.chargingStation
.stationInfo
.resetTime
);
87 this.chargingStation
.start();
89 logger
.info(`${this.chargingStation.logPrefix()} ${commandPayload.type} reset command received, simulating it. The station will be back online in ${Utils.formatDurationMilliSeconds(this.chargingStation.stationInfo.resetTime)}`);
90 return Constants
.OCPP_RESPONSE_ACCEPTED
;
93 private handleRequestClearCache(): DefaultResponse
{
94 return Constants
.OCPP_RESPONSE_ACCEPTED
;
97 private async handleRequestUnlockConnector(commandPayload
: UnlockConnectorRequest
): Promise
<UnlockConnectorResponse
> {
98 const connectorId
= commandPayload
.connectorId
;
99 if (connectorId
=== 0) {
100 logger
.error(this.chargingStation
.logPrefix() + ' Trying to unlock connector ' + connectorId
.toString());
101 return Constants
.OCPP_RESPONSE_UNLOCK_NOT_SUPPORTED
;
103 if (this.chargingStation
.getConnectorStatus(connectorId
)?.transactionStarted
) {
104 const transactionId
= this.chargingStation
.getConnectorStatus(connectorId
).transactionId
;
105 const stopResponse
= await this.chargingStation
.ocppRequestService
.sendStopTransaction(transactionId
,
106 this.chargingStation
.getEnergyActiveImportRegisterByTransactionId(transactionId
),
107 this.chargingStation
.getTransactionIdTag(transactionId
),
108 OCPP16StopTransactionReason
.UNLOCK_COMMAND
);
109 if (stopResponse
.idTagInfo
?.status === OCPP16AuthorizationStatus
.ACCEPTED
) {
110 return Constants
.OCPP_RESPONSE_UNLOCKED
;
112 return Constants
.OCPP_RESPONSE_UNLOCK_FAILED
;
114 await this.chargingStation
.ocppRequestService
.sendStatusNotification(connectorId
, OCPP16ChargePointStatus
.AVAILABLE
);
115 this.chargingStation
.getConnectorStatus(connectorId
).status = OCPP16ChargePointStatus
.AVAILABLE
;
116 return Constants
.OCPP_RESPONSE_UNLOCKED
;
119 private handleRequestGetConfiguration(commandPayload
: GetConfigurationRequest
): GetConfigurationResponse
{
120 const configurationKey
: OCPPConfigurationKey
[] = [];
121 const unknownKey
: string[] = [];
122 if (Utils
.isEmptyArray(commandPayload
.key
)) {
123 for (const configuration
of this.chargingStation
.configuration
.configurationKey
) {
124 if (Utils
.isUndefined(configuration
.visible
)) {
125 configuration
.visible
= true;
127 if (!configuration
.visible
) {
130 configurationKey
.push({
131 key
: configuration
.key
,
132 readonly: configuration
.readonly,
133 value
: configuration
.value
,
137 for (const key
of commandPayload
.key
) {
138 const keyFound
= this.chargingStation
.getConfigurationKey(key
);
140 if (Utils
.isUndefined(keyFound
.visible
)) {
141 keyFound
.visible
= true;
143 if (!keyFound
.visible
) {
146 configurationKey
.push({
148 readonly: keyFound
.readonly,
149 value
: keyFound
.value
,
152 unknownKey
.push(key
);
162 private handleRequestChangeConfiguration(commandPayload
: ChangeConfigurationRequest
): ChangeConfigurationResponse
{
163 // JSON request fields type sanity check
164 if (!Utils
.isString(commandPayload
.key
)) {
165 logger
.error(`${this.chargingStation.logPrefix()} ${OCPP16RequestCommand.CHANGE_CONFIGURATION} request key field is not a string:`, commandPayload
);
167 if (!Utils
.isString(commandPayload
.value
)) {
168 logger
.error(`${this.chargingStation.logPrefix()} ${OCPP16RequestCommand.CHANGE_CONFIGURATION} request value field is not a string:`, commandPayload
);
170 const keyToChange
= this.chargingStation
.getConfigurationKey(commandPayload
.key
, true);
172 return Constants
.OCPP_CONFIGURATION_RESPONSE_NOT_SUPPORTED
;
173 } else if (keyToChange
&& keyToChange
.readonly) {
174 return Constants
.OCPP_CONFIGURATION_RESPONSE_REJECTED
;
175 } else if (keyToChange
&& !keyToChange
.readonly) {
176 const keyIndex
= this.chargingStation
.configuration
.configurationKey
.indexOf(keyToChange
);
177 let valueChanged
= false;
178 if (this.chargingStation
.configuration
.configurationKey
[keyIndex
].value
!== commandPayload
.value
) {
179 this.chargingStation
.configuration
.configurationKey
[keyIndex
].value
= commandPayload
.value
;
182 let triggerHeartbeatRestart
= false;
183 if (keyToChange
.key
=== OCPP16StandardParametersKey
.HeartBeatInterval
&& valueChanged
) {
184 this.chargingStation
.setConfigurationKeyValue(OCPP16StandardParametersKey
.HeartbeatInterval
, commandPayload
.value
);
185 triggerHeartbeatRestart
= true;
187 if (keyToChange
.key
=== OCPP16StandardParametersKey
.HeartbeatInterval
&& valueChanged
) {
188 this.chargingStation
.setConfigurationKeyValue(OCPP16StandardParametersKey
.HeartBeatInterval
, commandPayload
.value
);
189 triggerHeartbeatRestart
= true;
191 if (triggerHeartbeatRestart
) {
192 this.chargingStation
.restartHeartbeat();
194 if (keyToChange
.key
=== OCPP16StandardParametersKey
.WebSocketPingInterval
&& valueChanged
) {
195 this.chargingStation
.restartWebSocketPing();
197 if (keyToChange
.reboot
) {
198 return Constants
.OCPP_CONFIGURATION_RESPONSE_REBOOT_REQUIRED
;
200 return Constants
.OCPP_CONFIGURATION_RESPONSE_ACCEPTED
;
204 private handleRequestSetChargingProfile(commandPayload
: SetChargingProfileRequest
): SetChargingProfileResponse
{
205 if (!this.chargingStation
.getConnectorStatus(commandPayload
.connectorId
)) {
206 logger
.error(`${this.chargingStation.logPrefix()} Trying to set charging profile(s) to a non existing connector Id ${commandPayload.connectorId}`);
207 return Constants
.OCPP_SET_CHARGING_PROFILE_RESPONSE_REJECTED
;
209 if (commandPayload
.csChargingProfiles
.chargingProfilePurpose
=== ChargingProfilePurposeType
.CHARGE_POINT_MAX_PROFILE
&& commandPayload
.connectorId
!== 0) {
210 return Constants
.OCPP_SET_CHARGING_PROFILE_RESPONSE_REJECTED
;
212 if (commandPayload
.csChargingProfiles
.chargingProfilePurpose
=== ChargingProfilePurposeType
.TX_PROFILE
&& (commandPayload
.connectorId
=== 0 || !this.chargingStation
.getConnectorStatus(commandPayload
.connectorId
)?.transactionStarted
)) {
213 return Constants
.OCPP_SET_CHARGING_PROFILE_RESPONSE_REJECTED
;
215 this.chargingStation
.setChargingProfile(commandPayload
.connectorId
, commandPayload
.csChargingProfiles
);
216 logger
.debug(`${this.chargingStation.logPrefix()} Charging profile(s) set, dump their stack: %j`, this.chargingStation
.getConnectorStatus(commandPayload
.connectorId
).chargingProfiles
);
217 return Constants
.OCPP_SET_CHARGING_PROFILE_RESPONSE_ACCEPTED
;
220 private handleRequestClearChargingProfile(commandPayload
: ClearChargingProfileRequest
): ClearChargingProfileResponse
{
221 if (!this.chargingStation
.getConnectorStatus(commandPayload
.connectorId
)) {
222 logger
.error(`${this.chargingStation.logPrefix()} Trying to clear a charging profile(s) to a non existing connector Id ${commandPayload.connectorId}`);
223 return Constants
.OCPP_CLEAR_CHARGING_PROFILE_RESPONSE_UNKNOWN
;
225 if (commandPayload
.connectorId
&& !Utils
.isEmptyArray(this.chargingStation
.getConnectorStatus(commandPayload
.connectorId
).chargingProfiles
)) {
226 this.chargingStation
.getConnectorStatus(commandPayload
.connectorId
).chargingProfiles
= [];
227 logger
.debug(`${this.chargingStation.logPrefix()} Charging profile(s) cleared, dump their stack: %j`, this.chargingStation
.getConnectorStatus(commandPayload
.connectorId
).chargingProfiles
);
228 return Constants
.OCPP_CLEAR_CHARGING_PROFILE_RESPONSE_ACCEPTED
;
230 if (!commandPayload
.connectorId
) {
231 let clearedCP
= false;
232 for (const connectorId
of this.chargingStation
.connectors
.keys()) {
233 if (!Utils
.isEmptyArray(this.chargingStation
.getConnectorStatus(connectorId
).chargingProfiles
)) {
234 this.chargingStation
.getConnectorStatus(connectorId
).chargingProfiles
?.forEach((chargingProfile
: OCPP16ChargingProfile
, index
: number) => {
235 let clearCurrentCP
= false;
236 if (chargingProfile
.chargingProfileId
=== commandPayload
.id
) {
237 clearCurrentCP
= true;
239 if (!commandPayload
.chargingProfilePurpose
&& chargingProfile
.stackLevel
=== commandPayload
.stackLevel
) {
240 clearCurrentCP
= true;
242 if (!chargingProfile
.stackLevel
&& chargingProfile
.chargingProfilePurpose
=== commandPayload
.chargingProfilePurpose
) {
243 clearCurrentCP
= true;
245 if (chargingProfile
.stackLevel
=== commandPayload
.stackLevel
&& chargingProfile
.chargingProfilePurpose
=== commandPayload
.chargingProfilePurpose
) {
246 clearCurrentCP
= true;
248 if (clearCurrentCP
) {
249 this.chargingStation
.getConnectorStatus(commandPayload
.connectorId
).chargingProfiles
[index
] = {} as OCPP16ChargingProfile
;
250 logger
.debug(`${this.chargingStation.logPrefix()} Charging profile(s) cleared, dump their stack: %j`, this.chargingStation
.getConnectorStatus(commandPayload
.connectorId
).chargingProfiles
);
257 return Constants
.OCPP_CLEAR_CHARGING_PROFILE_RESPONSE_ACCEPTED
;
260 return Constants
.OCPP_CLEAR_CHARGING_PROFILE_RESPONSE_UNKNOWN
;
263 private async handleRequestChangeAvailability(commandPayload
: ChangeAvailabilityRequest
): Promise
<ChangeAvailabilityResponse
> {
264 const connectorId
: number = commandPayload
.connectorId
;
265 if (!this.chargingStation
.getConnectorStatus(connectorId
)) {
266 logger
.error(`${this.chargingStation.logPrefix()} Trying to change the availability of a non existing connector Id ${connectorId.toString()}`);
267 return Constants
.OCPP_AVAILABILITY_RESPONSE_REJECTED
;
269 const chargePointStatus
: OCPP16ChargePointStatus
= commandPayload
.type === OCPP16AvailabilityType
.OPERATIVE
270 ? OCPP16ChargePointStatus
.AVAILABLE
271 : OCPP16ChargePointStatus
.UNAVAILABLE
;
272 if (connectorId
=== 0) {
273 let response
: ChangeAvailabilityResponse
= Constants
.OCPP_AVAILABILITY_RESPONSE_ACCEPTED
;
274 for (const id
of this.chargingStation
.connectors
.keys()) {
275 if (this.chargingStation
.getConnectorStatus(id
)?.transactionStarted
) {
276 response
= Constants
.OCPP_AVAILABILITY_RESPONSE_SCHEDULED
;
278 this.chargingStation
.getConnectorStatus(id
).availability
= commandPayload
.type;
279 if (response
=== Constants
.OCPP_AVAILABILITY_RESPONSE_ACCEPTED
) {
280 await this.chargingStation
.ocppRequestService
.sendStatusNotification(id
, chargePointStatus
);
281 this.chargingStation
.getConnectorStatus(id
).status = chargePointStatus
;
285 } else if (connectorId
> 0 && (this.chargingStation
.getConnectorStatus(0).availability
=== OCPP16AvailabilityType
.OPERATIVE
|| (this.chargingStation
.getConnectorStatus(0).availability
=== OCPP16AvailabilityType
.INOPERATIVE
&& commandPayload
.type === OCPP16AvailabilityType
.INOPERATIVE
))) {
286 if (this.chargingStation
.getConnectorStatus(connectorId
)?.transactionStarted
) {
287 this.chargingStation
.getConnectorStatus(connectorId
).availability
= commandPayload
.type;
288 return Constants
.OCPP_AVAILABILITY_RESPONSE_SCHEDULED
;
290 this.chargingStation
.getConnectorStatus(connectorId
).availability
= commandPayload
.type;
291 await this.chargingStation
.ocppRequestService
.sendStatusNotification(connectorId
, chargePointStatus
);
292 this.chargingStation
.getConnectorStatus(connectorId
).status = chargePointStatus
;
293 return Constants
.OCPP_AVAILABILITY_RESPONSE_ACCEPTED
;
295 return Constants
.OCPP_AVAILABILITY_RESPONSE_REJECTED
;
298 private async handleRequestRemoteStartTransaction(commandPayload
: RemoteStartTransactionRequest
): Promise
<DefaultResponse
> {
299 const transactionConnectorId
: number = commandPayload
.connectorId
;
300 if (transactionConnectorId
) {
301 await this.chargingStation
.ocppRequestService
.sendStatusNotification(transactionConnectorId
, OCPP16ChargePointStatus
.PREPARING
);
302 this.chargingStation
.getConnectorStatus(transactionConnectorId
).status = OCPP16ChargePointStatus
.PREPARING
;
303 if (this.chargingStation
.isChargingStationAvailable() && this.chargingStation
.isConnectorAvailable(transactionConnectorId
)) {
304 // Check if authorized
305 if (this.chargingStation
.getAuthorizeRemoteTxRequests()) {
306 let authorized
= false;
307 if (this.chargingStation
.getLocalAuthListEnabled() && this.chargingStation
.hasAuthorizedTags()
308 && this.chargingStation
.authorizedTags
.find((value
) => value
=== commandPayload
.idTag
)) {
309 this.chargingStation
.getConnectorStatus(transactionConnectorId
).localAuthorizeIdTag
= commandPayload
.idTag
;
310 this.chargingStation
.getConnectorStatus(transactionConnectorId
).idTagLocalAuthorized
= true;
312 } else if (this.chargingStation
.getMayAuthorizeAtRemoteStart()) {
313 const authorizeResponse
= await this.chargingStation
.ocppRequestService
.sendAuthorize(transactionConnectorId
, commandPayload
.idTag
);
314 if (authorizeResponse
?.idTagInfo
?.status === OCPP16AuthorizationStatus
.ACCEPTED
) {
318 logger
.warn(`${this.chargingStation.logPrefix()} The charging station configuration expects authorize at remote start transaction but local authorization or authorize isn't enabled`);
321 // Authorization successful, start transaction
322 if (this.setRemoteStartTransactionChargingProfile(transactionConnectorId
, commandPayload
.chargingProfile
)) {
323 this.chargingStation
.getConnectorStatus(transactionConnectorId
).transactionRemoteStarted
= true;
324 if ((await this.chargingStation
.ocppRequestService
.sendStartTransaction(transactionConnectorId
, commandPayload
.idTag
)).idTagInfo
.status === OCPP16AuthorizationStatus
.ACCEPTED
) {
325 logger
.debug(this.chargingStation
.logPrefix() + ' Transaction remotely STARTED on ' + this.chargingStation
.stationInfo
.chargingStationId
+ '#' + transactionConnectorId
.toString() + ' for idTag ' + commandPayload
.idTag
);
326 return Constants
.OCPP_RESPONSE_ACCEPTED
;
328 return this.notifyRemoteStartTransactionRejected(transactionConnectorId
, commandPayload
.idTag
);
330 return this.notifyRemoteStartTransactionRejected(transactionConnectorId
, commandPayload
.idTag
);
332 return this.notifyRemoteStartTransactionRejected(transactionConnectorId
, commandPayload
.idTag
);
334 // No authorization check required, start transaction
335 if (this.setRemoteStartTransactionChargingProfile(transactionConnectorId
, commandPayload
.chargingProfile
)) {
336 this.chargingStation
.getConnectorStatus(transactionConnectorId
).transactionRemoteStarted
= true;
337 if ((await this.chargingStation
.ocppRequestService
.sendStartTransaction(transactionConnectorId
, commandPayload
.idTag
)).idTagInfo
.status === OCPP16AuthorizationStatus
.ACCEPTED
) {
338 logger
.debug(this.chargingStation
.logPrefix() + ' Transaction remotely STARTED on ' + this.chargingStation
.stationInfo
.chargingStationId
+ '#' + transactionConnectorId
.toString() + ' for idTag ' + commandPayload
.idTag
);
339 return Constants
.OCPP_RESPONSE_ACCEPTED
;
341 return this.notifyRemoteStartTransactionRejected(transactionConnectorId
, commandPayload
.idTag
);
343 return this.notifyRemoteStartTransactionRejected(transactionConnectorId
, commandPayload
.idTag
);
345 return this.notifyRemoteStartTransactionRejected(transactionConnectorId
, commandPayload
.idTag
);
347 return this.notifyRemoteStartTransactionRejected(transactionConnectorId
, commandPayload
.idTag
);
350 private async notifyRemoteStartTransactionRejected(connectorId
: number, idTag
: string): Promise
<DefaultResponse
> {
351 if (this.chargingStation
.getConnectorStatus(connectorId
).status !== OCPP16ChargePointStatus
.AVAILABLE
) {
352 await this.chargingStation
.ocppRequestService
.sendStatusNotification(connectorId
, OCPP16ChargePointStatus
.AVAILABLE
);
353 this.chargingStation
.getConnectorStatus(connectorId
).status = OCPP16ChargePointStatus
.AVAILABLE
;
355 logger
.warn(this.chargingStation
.logPrefix() + ' Remote starting transaction REJECTED on connector Id ' + connectorId
.toString() + ', idTag ' + idTag
+ ', availability ' + this.chargingStation
.getConnectorStatus(connectorId
).availability
+ ', status ' + this.chargingStation
.getConnectorStatus(connectorId
).status);
356 return Constants
.OCPP_RESPONSE_REJECTED
;
359 private setRemoteStartTransactionChargingProfile(connectorId
: number, cp
: OCPP16ChargingProfile
): boolean {
360 if (cp
&& cp
.chargingProfilePurpose
=== ChargingProfilePurposeType
.TX_PROFILE
) {
361 this.chargingStation
.setChargingProfile(connectorId
, cp
);
362 logger
.debug(`${this.chargingStation.logPrefix()} Charging profile(s) set at remote start transaction, dump their stack: %j`, this.chargingStation
.getConnectorStatus(connectorId
).chargingProfiles
);
364 } else if (cp
&& cp
.chargingProfilePurpose
!== ChargingProfilePurposeType
.TX_PROFILE
) {
365 logger
.warn(`${this.chargingStation.logPrefix()} Not allowed to set ${cp.chargingProfilePurpose} charging profile(s) at remote start transaction`);
372 private async handleRequestRemoteStopTransaction(commandPayload
: RemoteStopTransactionRequest
): Promise
<DefaultResponse
> {
373 const transactionId
= commandPayload
.transactionId
;
374 for (const connectorId
of this.chargingStation
.connectors
.keys()) {
375 if (connectorId
> 0 && this.chargingStation
.getConnectorStatus(connectorId
)?.transactionId
=== transactionId
) {
376 await this.chargingStation
.ocppRequestService
.sendStatusNotification(connectorId
, OCPP16ChargePointStatus
.FINISHING
);
377 this.chargingStation
.getConnectorStatus(connectorId
).status = OCPP16ChargePointStatus
.FINISHING
;
378 await this.chargingStation
.ocppRequestService
.sendStopTransaction(transactionId
, this.chargingStation
.getEnergyActiveImportRegisterByTransactionId(transactionId
),
379 this.chargingStation
.getTransactionIdTag(transactionId
));
380 return Constants
.OCPP_RESPONSE_ACCEPTED
;
383 logger
.info(this.chargingStation
.logPrefix() + ' Trying to remote stop a non existing transaction ' + transactionId
.toString());
384 return Constants
.OCPP_RESPONSE_REJECTED
;
387 private async handleRequestGetDiagnostics(commandPayload
: GetDiagnosticsRequest
): Promise
<GetDiagnosticsResponse
> {
388 logger
.debug(this.chargingStation
.logPrefix() + ' ' + OCPP16IncomingRequestCommand
.GET_DIAGNOSTICS
+ ' request received: %j', commandPayload
);
389 const uri
= new URL(commandPayload
.location
);
390 if (uri
.protocol
.startsWith('ftp:')) {
391 let ftpClient
: Client
;
393 const logFiles
= fs
.readdirSync(path
.resolve(__dirname
, '../../../../')).filter((file
) => file
.endsWith('.log')).map((file
) => path
.join('./', file
));
394 const diagnosticsArchive
= this.chargingStation
.stationInfo
.chargingStationId
+ '_logs.tar.gz';
395 tar
.create({ gzip
: true }, logFiles
).pipe(fs
.createWriteStream(diagnosticsArchive
));
396 ftpClient
= new Client();
397 const accessResponse
= await ftpClient
.access({
399 ...(uri
.port
!== '') && { port
: Utils
.convertToInt(uri
.port
) },
400 ...(uri
.username
!== '') && { user
: uri
.username
},
401 ...(uri
.password
!== '') && { password
: uri
.password
},
403 let uploadResponse
: FTPResponse
;
404 if (accessResponse
.code
=== 220) {
405 // eslint-disable-next-line @typescript-eslint/no-misused-promises
406 ftpClient
.trackProgress(async (info
) => {
407 logger
.info(`${this.chargingStation.logPrefix()} ${info.bytes / 1024} bytes transferred from diagnostics archive ${info.name}`);
408 await this.chargingStation
.ocppRequestService
.sendDiagnosticsStatusNotification(OCPP16DiagnosticsStatus
.Uploading
);
410 uploadResponse
= await ftpClient
.uploadFrom(path
.join(path
.resolve(__dirname
, '../../../../'), diagnosticsArchive
), uri
.pathname
+ diagnosticsArchive
);
411 if (uploadResponse
.code
=== 226) {
412 await this.chargingStation
.ocppRequestService
.sendDiagnosticsStatusNotification(OCPP16DiagnosticsStatus
.Uploaded
);
416 return { fileName
: diagnosticsArchive
};
418 throw new OCPPError(ErrorType
.GENERIC_ERROR
, `Diagnostics transfer failed with error code ${accessResponse.code.toString()}${uploadResponse?.code && '|' + uploadResponse?.code.toString()}`, OCPP16IncomingRequestCommand
.GET_DIAGNOSTICS
);
420 throw new OCPPError(ErrorType
.GENERIC_ERROR
, `Diagnostics transfer failed with error code ${accessResponse.code.toString()}${uploadResponse?.code && '|' + uploadResponse?.code.toString()}`, OCPP16IncomingRequestCommand
.GET_DIAGNOSTICS
);
422 await this.chargingStation
.ocppRequestService
.sendDiagnosticsStatusNotification(OCPP16DiagnosticsStatus
.UploadFailed
);
426 return this.handleIncomingRequestError(OCPP16IncomingRequestCommand
.GET_DIAGNOSTICS
, error
as Error, Constants
.OCPP_RESPONSE_EMPTY
);
429 logger
.error(`${this.chargingStation.logPrefix()} Unsupported protocol ${uri.protocol} to transfer the diagnostic logs archive`);
430 await this.chargingStation
.ocppRequestService
.sendDiagnosticsStatusNotification(OCPP16DiagnosticsStatus
.UploadFailed
);
431 return Constants
.OCPP_RESPONSE_EMPTY
;
435 private handleRequestTriggerMessage(commandPayload
: OCPP16TriggerMessageRequest
): OCPP16TriggerMessageResponse
{
437 switch (commandPayload
.requestedMessage
) {
438 case MessageTrigger
.BootNotification
:
440 this.chargingStation
.ocppRequestService
.sendBootNotification(this.chargingStation
.getBootNotificationRequest().chargePointModel
,
441 this.chargingStation
.getBootNotificationRequest().chargePointVendor
, this.chargingStation
.getBootNotificationRequest().chargeBoxSerialNumber
,
442 this.chargingStation
.getBootNotificationRequest().firmwareVersion
, this.chargingStation
.getBootNotificationRequest().chargePointSerialNumber
,
443 this.chargingStation
.getBootNotificationRequest().iccid
, this.chargingStation
.getBootNotificationRequest().imsi
,
444 this.chargingStation
.getBootNotificationRequest().meterSerialNumber
, this.chargingStation
.getBootNotificationRequest().meterType
,
445 { triggerMessage
: true }).catch(() => { /* This is intentional */ });
446 }, Constants
.OCPP_TRIGGER_MESSAGE_DELAY
);
447 return Constants
.OCPP_TRIGGER_MESSAGE_RESPONSE_ACCEPTED
;
448 case MessageTrigger
.Heartbeat
:
450 this.chargingStation
.ocppRequestService
.sendHeartbeat({ triggerMessage
: true }).catch(() => { /* This is intentional */ });
451 }, Constants
.OCPP_TRIGGER_MESSAGE_DELAY
);
452 return Constants
.OCPP_TRIGGER_MESSAGE_RESPONSE_ACCEPTED
;
454 return Constants
.OCPP_TRIGGER_MESSAGE_RESPONSE_NOT_IMPLEMENTED
;
457 return this.handleIncomingRequestError(OCPP16IncomingRequestCommand
.TRIGGER_MESSAGE
, error
as Error, Constants
.OCPP_TRIGGER_MESSAGE_RESPONSE_REJECTED
);