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feature: first steps for ISO1
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parent
4274e8b8a1
commit
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1 changed files with 28 additions and 6 deletions
34
fsmEvse.py
34
fsmEvse.py
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@ -63,6 +63,7 @@ class fsmEvse():
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self.addToTrace(strConverterResult)
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self.addToTrace(strConverterResult)
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if (strConverterResult.find("supportedAppProtocolReq")>0):
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if (strConverterResult.find("supportedAppProtocolReq")>0):
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nDinSchemaID = 255 # invalid default value
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nDinSchemaID = 255 # invalid default value
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nIso1SchemaID = 255
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try:
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try:
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jsondict = json.loads(strConverterResult)
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jsondict = json.loads(strConverterResult)
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nAppProtocol_ArrayLen = int(jsondict["AppProtocol_arrayLen"])
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nAppProtocol_ArrayLen = int(jsondict["AppProtocol_arrayLen"])
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@ -73,8 +74,16 @@ class fsmEvse():
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self.addToTrace("The NameSpace " + strNameSpace + " has SchemaID " + str(nSchemaId))
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self.addToTrace("The NameSpace " + strNameSpace + " has SchemaID " + str(nSchemaId))
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if (strNameSpace.find(":din:70121:")>0):
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if (strNameSpace.find(":din:70121:")>0):
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nDinSchemaID = nSchemaId
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nDinSchemaID = nSchemaId
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if (strNameSpace.find(":iso:15118:2:2013")>0):
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nIso1SchemaID = nSchemaId
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except:
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except:
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self.addToTrace("ERROR: Could not decode the supportedAppProtocolReq")
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self.addToTrace("ERROR: Could not decode the supportedAppProtocolReq")
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# Strategy for schema selection: pyPLC preferes DIN. If the car does not announce DIN,
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# then pyPLC looks for ISO1. If this is also not announced by the car, pyPLC will not
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# send a handshake response.
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# This means: pyPLC does NOT care for the priority sent by the car. It uses the own
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# priority "DIN over ISO1". Reason: DIN is proven-in-use, the ISO implementation still
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# work-in-progress.
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if (nDinSchemaID<255):
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if (nDinSchemaID<255):
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self.addToTrace("Detected DIN")
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self.addToTrace("Detected DIN")
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# TESTSUITE: When the EVSE received the Handshake, it selects a new test case.
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# TESTSUITE: When the EVSE received the Handshake, it selects a new test case.
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@ -84,9 +93,22 @@ class fsmEvse():
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self.addToTrace("responding " + prettyHexMessage(msg))
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self.addToTrace("responding " + prettyHexMessage(msg))
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self.Tcp.transmit(msg)
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self.Tcp.transmit(msg)
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self.publishStatus("Schema negotiated")
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self.publishStatus("Schema negotiated")
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self.schemaSelection = "D" # D for DIN
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self.enterState(stateWaitForSessionSetupRequest)
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self.enterState(stateWaitForSessionSetupRequest)
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else:
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else:
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self.addToTrace("Error: The connected car does not support DIN. At the moment, the pyPLC only supports DIN.")
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if (nIso1SchemaID<255):
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self.addToTrace("Detected ISO1 (aka ISO 2013)")
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# TESTSUITE: When the EVSE received the Handshake, it selects a new test case.
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testsuite_choose_testcase()
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# Eh for encode handshake, SupportedApplicationProtocolResponse, with SchemaID as parameter
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msg = addV2GTPHeader(exiEncode("Eh__"+str(nIso1SchemaID)))
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self.addToTrace("responding " + prettyHexMessage(msg))
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self.Tcp.transmit(msg)
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self.publishStatus("Schema negotiated")
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self.schemaSelection = "1" # 1 for ISO1
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self.enterState(stateWaitForSessionSetupRequest)
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else:
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self.addToTrace("Error: The connected car does not support DIN or ISO1. At the moment, the pyPLC only supports DIN and ISO1.")
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def stateFunctionWaitForSessionSetupRequest(self):
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def stateFunctionWaitForSessionSetupRequest(self):
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if (len(self.rxData)>0):
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if (len(self.rxData)>0):
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@ -94,11 +116,11 @@ class fsmEvse():
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self.addToTrace("In state WaitForSessionSetupRequest, received " + prettyHexMessage(self.rxData))
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self.addToTrace("In state WaitForSessionSetupRequest, received " + prettyHexMessage(self.rxData))
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exidata = removeV2GTPHeader(self.rxData)
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exidata = removeV2GTPHeader(self.rxData)
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self.rxData = []
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self.rxData = []
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strConverterResult = exiDecode(exidata, "DD")
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strConverterResult = exiDecode(exidata, "D"+self.schemaSelection) # decodes DIN or ISO1
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self.addToTrace(strConverterResult)
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self.addToTrace(strConverterResult)
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if (strConverterResult.find("SessionSetupReq")>0):
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if (strConverterResult.find("SessionSetupReq")>0):
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# todo: check the request content, and fill response parameters
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# todo: check the request content, and fill response parameters
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msg = addV2GTPHeader(exiEncode("EDa")) # EDa for Encode, Din, SessionSetupResponse
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msg = addV2GTPHeader(exiEncode("E"+self.schemaSelection+"a")) # EDa for Encode, Din, SessionSetupResponse
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if (testsuite_faultinjection_is_triggered(TC_EVSE_ResponseCode_SequenceError_for_SessionSetup)):
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if (testsuite_faultinjection_is_triggered(TC_EVSE_ResponseCode_SequenceError_for_SessionSetup)):
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# send a SessionSetupResponse with Responsecode SequenceError
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# send a SessionSetupResponse with Responsecode SequenceError
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msg = addV2GTPHeader("809a0232417b661514a4cb91e0A02d0691559529548c0841e0fc1af4507460c0")
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msg = addV2GTPHeader("809a0232417b661514a4cb91e0A02d0691559529548c0841e0fc1af4507460c0")
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@ -118,7 +140,7 @@ class fsmEvse():
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self.addToTrace("In state WaitForServiceDiscoveryRequest, received " + prettyHexMessage(self.rxData))
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self.addToTrace("In state WaitForServiceDiscoveryRequest, received " + prettyHexMessage(self.rxData))
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exidata = removeV2GTPHeader(self.rxData)
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exidata = removeV2GTPHeader(self.rxData)
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self.rxData = []
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self.rxData = []
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strConverterResult = exiDecode(exidata, "DD")
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strConverterResult = exiDecode(exidata, "D"+self.schemaSelection) # decodes DIN or ISO1
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self.addToTrace(strConverterResult)
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self.addToTrace(strConverterResult)
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if (strConverterResult.find("ServiceDiscoveryReq")>0):
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if (strConverterResult.find("ServiceDiscoveryReq")>0):
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# todo: check the request content, and fill response parameters
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# todo: check the request content, and fill response parameters
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@ -139,7 +161,7 @@ class fsmEvse():
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self.addToTrace("In state WaitForServicePaymentSelectionRequest, received " + prettyHexMessage(self.rxData))
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self.addToTrace("In state WaitForServicePaymentSelectionRequest, received " + prettyHexMessage(self.rxData))
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exidata = removeV2GTPHeader(self.rxData)
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exidata = removeV2GTPHeader(self.rxData)
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self.rxData = []
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self.rxData = []
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strConverterResult = exiDecode(exidata, "DD")
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strConverterResult = exiDecode(exidata, "D"+self.schemaSelection) # decodes DIN or ISO1
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self.addToTrace(strConverterResult)
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self.addToTrace(strConverterResult)
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if (strConverterResult.find("ServicePaymentSelectionReq")>0):
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if (strConverterResult.find("ServicePaymentSelectionReq")>0):
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# todo: check the request content, and fill response parameters
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# todo: check the request content, and fill response parameters
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@ -160,7 +182,7 @@ class fsmEvse():
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self.addToTrace("In state WaitForFlexibleRequest, received " + prettyHexMessage(self.rxData))
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self.addToTrace("In state WaitForFlexibleRequest, received " + prettyHexMessage(self.rxData))
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exidata = removeV2GTPHeader(self.rxData)
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exidata = removeV2GTPHeader(self.rxData)
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self.rxData = []
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self.rxData = []
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strConverterResult = exiDecode(exidata, "DD")
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strConverterResult = exiDecode(exidata, "D"+self.schemaSelection) # decodes DIN or ISO1
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self.addToTrace(strConverterResult)
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self.addToTrace(strConverterResult)
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if (strConverterResult.find("PowerDeliveryReq")>0):
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if (strConverterResult.find("PowerDeliveryReq")>0):
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# todo: check the request content, and fill response parameters
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# todo: check the request content, and fill response parameters
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