X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=tests%2Focpp-server%2Fserver.py;h=15229a1d18520a5a5239be52c321920da3f87155;hb=d4aa970003b5e5a012dceaa33d1905a170cb461b;hp=f8a765697a7ca0b2691b91422771bec7a3083cfd;hpb=3bacab7a1e81110d4c416570e13658d2c07ce888;p=e-mobility-charging-stations-simulator.git diff --git a/tests/ocpp-server/server.py b/tests/ocpp-server/server.py index f8a76569..15229a1d 100644 --- a/tests/ocpp-server/server.py +++ b/tests/ocpp-server/server.py @@ -1,75 +1,149 @@ import asyncio import logging from datetime import datetime, timezone +from threading import Timer +import ocpp.v201 import websockets from ocpp.routing import on -from ocpp.v201 import ChargePoint as cp -from ocpp.v201 import call_result -from ocpp.v201.enums import RegistrationStatusType, GenericDeviceModelStatusType +from ocpp.v201.enums import ( + Action, + AuthorizationStatusType, + ClearCacheStatusType, + RegistrationStatusType, + TransactionEventType, +) # Setting up the logging configuration to display debug level messages. logging.basicConfig(level=logging.DEBUG) +class RepeatTimer(Timer): + """Class that inherits from the Timer class. It will run a + function at regular intervals.""" + + def run(self): + while not self.finished.wait(self.interval): + self.function(*self.args, **self.kwargs) + + # Define a ChargePoint class inheriting from the OCPP 2.0.1 ChargePoint class. -class ChargePoint(cp): - # Message handlers to receive OCPP message. - @on('BootNotification') - async def on_boot_notification(self, charging_station, reason, **kwargs): - logging.info("Received BootNotification") - # Create and return a BootNotification response with the current time, - # an interval of 10 seconds, and an accepted status. - return call_result.BootNotification( - current_time=datetime.now(timezone.utc).isoformat(), - interval=10, - status=RegistrationStatusType.accepted - ) +class ChargePoint(ocpp.v201.ChargePoint): + # Message handlers to receive OCPP messages. + @on(Action.BootNotification) + async def on_boot_notification(self, charging_station, reason, **kwargs): + logging.info("Received BootNotification") + # Create and return a BootNotification response with the current time, + # an interval of 60 seconds, and an accepted status. + return ocpp.v201.call_result.BootNotification( + current_time=datetime.now(timezone.utc).isoformat(), + interval=60, + status=RegistrationStatusType.accepted, + ) + + @on(Action.Heartbeat) + async def on_heartbeat(self, **kwargs): + logging.info("Received Heartbeat") + return ocpp.v201.call_result.Heartbeat( + current_time=datetime.now(timezone.utc).isoformat() + ) + + @on(Action.StatusNotification) + async def on_status_notification( + self, timestamp, evse_id: int, connector_id: int, connector_status, **kwargs + ): + logging.info("Received StatusNotification") + return ocpp.v201.call_result.StatusNotification() + + @on(Action.Authorize) + async def on_authorize(self, id_token, **kwargs): + logging.info("Received Authorize") + return ocpp.v201.call_result.Authorize( + id_token_info={"status": AuthorizationStatusType.accepted} + ) - # Request handlers to emit OCPP messages. + @on(Action.TransactionEvent) + async def on_transaction_event( + self, + event_type: TransactionEventType, + timestamp, + trigger_reason, + seq_no: int, + transaction_info, + **kwargs, + ): + match event_type: + case TransactionEventType.started: + logging.info("Received TransactionEvent Started") + return ocpp.v201.call_result.TransactionEvent( + id_token_info={"status": AuthorizationStatusType.accepted} + ) + case TransactionEventType.updated: + logging.info("Received TransactionEvent Updated") + return ocpp.v201.call_result.TransactionEvent(total_cost=10) + case TransactionEventType.ended: + logging.info("Received TransactionEvent Ended") + return ocpp.v201.call_result.TransactionEvent() + + @on(Action.MeterValues) + async def on_meter_values(self, evse_id: int, meter_value, **kwargs): + logging.info("Received MeterValues") + return ocpp.v201.call_result.MeterValues() + + # Request handlers to emit OCPP messages. + async def send_clear_cache(self): + request = ocpp.v201.call.ClearCache() + response = await self.call(request) + + if response.status == ClearCacheStatusType.accepted: + logging.info("Cache clearing successful") + else: + logging.info("Cache clearing failed") # Function to handle new WebSocket connections. async def on_connect(websocket, path): - """ For every new charge point that connects, create a ChargePoint instance and start - listening for messages.""" - try: - requested_protocols = websocket.request_headers['Sec-WebSocket-Protocol'] - except KeyError: - logging.info("Client hasn't requested any Subprotocol. Closing Connection") - return await websocket.close() - - if websocket.subprotocol: - logging.info("Protocols Matched: %s", websocket.subprotocol) - else: - logging.warning('Protocols Mismatched | Expected Subprotocols: %s,' - ' but client supports %s | Closing connection', - websocket.available_subprotocols, - requested_protocols) - return await websocket.close() - - charge_point_id = path.strip('/') - cp = ChargePoint(charge_point_id, websocket) - - # Start the ChargePoint instance to listen for incoming messages. - await cp.start() + """For every new charge point that connects, create a ChargePoint instance and start + listening for messages.""" + try: + requested_protocols = websocket.request_headers["Sec-WebSocket-Protocol"] + except KeyError: + logging.info("Client hasn't requested any Subprotocol. Closing Connection") + return await websocket.close() + + if websocket.subprotocol: + logging.info("Protocols Matched: %s", websocket.subprotocol) + else: + logging.warning( + "Protocols Mismatched | Expected Subprotocols: %s," + " but client supports %s | Closing connection", + websocket.available_subprotocols, + requested_protocols, + ) + return await websocket.close() + + charge_point_id = path.strip("/") + cp = ChargePoint(charge_point_id, websocket) + + # Start the ChargePoint instance to listen for incoming messages. + await cp.start() # Main function to start the WebSocket server. async def main(): - # Create the WebSocket server and specify the handler for new connections. - server = await websockets.serve( - on_connect, - '127.0.0.1', # Listen on loopback. - 9000, # Port number. - subprotocols=['ocpp2.0', 'ocpp2.0.1'] # Specify OCPP 2.0.1 subprotocols. - ) - logging.info("WebSocket Server Started") - # Wait for the server to close (runs indefinitely). - await server.wait_closed() + # Create the WebSocket server and specify the handler for new connections. + server = await websockets.serve( + on_connect, + "127.0.0.1", # Listen on loopback. + 9000, # Port number. + subprotocols=["ocpp2.0", "ocpp2.0.1"], # Specify OCPP 2.0.1 subprotocols. + ) + logging.info("WebSocket Server Started") + # Wait for the server to close (runs indefinitely). + await server.wait_closed() # Entry point of the script. -if __name__ == '__main__': - # Run the main function to start the server. - asyncio.run(main()) +if __name__ == "__main__": + # Run the main function to start the server. + asyncio.run(main())