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feature: EvseMode: contract authentication asks the hardwareinterface whether the user is authenticated

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uhi22 2024-07-23 21:00:58 +02:00
parent 56a4c909e0
commit 1171d34d28
2 changed files with 30 additions and 3 deletions
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19
fsmEvse.py
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@ -280,8 +280,14 @@ class fsmEvse():
self.Tcp.transmit(msg)
self.enterState(stateWaitForFlexibleRequest) # todo: not clear, what is specified in DIN
if (strConverterResult.find("ContractAuthenticationReq")>0):
# todo: check the request content, and fill response parameters
msg = addV2GTPHeader(exiEncode("EDl")) # EDl for Encode, Din, ContractAuthenticationResponse
# Ask the hardwareInterface, whether the user already presented a valid RFID or similar
if (self.hardwareInterface.isUserAuthenticated()):
strAuthFinished = "1"
self.addToTrace("Contract is fine")
else:
strAuthFinished = "0"
self.addToTrace("Contract is not (yet) fine")
msg = addV2GTPHeader(exiEncode("EDl_" + strAuthFinished)) # EDl for Encode, Din, ContractAuthenticationResponse
if (testsuite_faultinjection_is_triggered(TC_EVSE_ResponseCode_SequenceError_for_ContractAuthenticationRes)):
# send a ContractAuthenticationResponse with Responsecode SequenceError
msg = addV2GTPHeader("809a021a3b7c417774813310c0A200")
@ -291,7 +297,14 @@ class fsmEvse():
self.Tcp.transmit(msg)
self.enterState(stateWaitForFlexibleRequest) # todo: not clear, what is specified in DIN
if (strConverterResult.find("AuthorizationReq")>0):
msg = addV2GTPHeader(exiEncode("E"+self.schemaSelection+"l")) # E1l for Encode, Iso1, AuthorizationResponse
# Ask the hardwareInterface, whether the user already presented a valid RFID or similar
if (self.hardwareInterface.isUserAuthenticated()):
strAuthFinished = "1"
self.addToTrace("User is Authorized")
else:
strAuthFinished = "0"
self.addToTrace("User is not (yet) authorized")
msg = addV2GTPHeader(exiEncode("E"+self.schemaSelection+"l_" + strAuthFinished)) # E1l for Encode, Iso1, AuthorizationResponse
self.addToTrace("responding " + prettyHexMessage(msg))
self.showDecodedTransmitMessage(msg)
self.publishStatus("Authorization")

14
hardwareInterface.py
View file

@ -215,6 +215,18 @@ class hardwareInterface():
self.callbackShowStatus(format(self.simulatedSoc,".1f"), "soc")
return self.simulatedSoc
def isUserAuthenticated(self):
# If the user needs to authorize, fill this function in a way that it returns False as long as
# we shall wait for the users authorization, and returns True if the authentication was successfull.
# Discussing here: https://github.com/uhi22/pyPLC/issues/28#issuecomment-2230656379
# For testing purposes, we just use a counter to decide that we return
# once "ongoing" and then "finished".
if (self.demoAuthenticationCounter<1):
self.demoAuthenticationCounter += 1
return False
else:
return True
def initPorts(self):
if (getConfigValue("charge_parameter_backend") == "chademo"):
filters = [
@ -236,6 +248,7 @@ class hardwareInterface():
self.loopcounter = 0
self.outvalue = 0
self.simulatedSoc = 20.0 # percent
self.demoAuthenticationCounter = 0
self.inletVoltage = 0.0 # volts
self.accuVoltage = 0.0
@ -270,6 +283,7 @@ class hardwareInterface():
def resetSimulation(self):
self.simulatedInletVoltage = 0.0 # volts
self.simulatedSoc = 20.0 # percent
self.demoAuthenticationCounter = 0
def simulatePreCharge(self):
if (self.simulatedInletVoltage<230):