X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;ds=sidebyside;f=tests%2Focpp-server%2Fserver.py;h=034218d2503738fa3d56713923cd340393fc1d6e;hb=6c0215d2bf5a098aceed9e9d94d75d50ff2630db;hp=8c1c8dfb6d860db14371093db83c6d810a8e496e;hpb=c7f80bf972e52fd1afa315ffdf02ff603f6b9e8b;p=e-mobility-charging-stations-simulator.git diff --git a/tests/ocpp-server/server.py b/tests/ocpp-server/server.py index 8c1c8dfb..034218d2 100644 --- a/tests/ocpp-server/server.py +++ b/tests/ocpp-server/server.py @@ -1,3 +1,4 @@ +import argparse import asyncio import logging from datetime import datetime, timezone @@ -6,16 +7,24 @@ from threading import Timer import ocpp.v201 import websockets from ocpp.routing import on -from ocpp.v201.enums import RegistrationStatusType, ClearCacheStatusType, AuthorizationStatusType, \ - TransactionEventType, \ - Action +from ocpp.v201.enums import ( + Action, + AuthorizationStatusType, + ClearCacheStatusType, + RegistrationStatusType, + ReportBaseType, + TransactionEventType, +) +from websockets import ConnectionClosed # Setting up the logging configuration to display debug level messages. logging.basicConfig(level=logging.DEBUG) +ChargePoints = set() + class RepeatTimer(Timer): - """ Class that inherits from the Timer class. It will run a + """Class that inherits from the Timer class. It will run a function at regular intervals.""" def run(self): @@ -28,75 +37,126 @@ 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") + logging.info("Received %s", Action.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 + 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()) + logging.info("Received %s", Action.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") + async def on_status_notification( + self, timestamp, evse_id: int, connector_id: int, connector_status, **kwargs + ): + logging.info("Received %s", Action.StatusNotification) return ocpp.v201.call_result.StatusNotification() @on(Action.Authorize) async def on_authorize(self, id_token, **kwargs): - logging.info("Received Authorize") + logging.info("Received %s", Action.Authorize) return ocpp.v201.call_result.Authorize( - id_token_info={'status': AuthorizationStatusType.accepted} + id_token_info={"status": AuthorizationStatusType.accepted} ) @on(Action.TransactionEvent) - async def on_transaction_event(self, event_type: TransactionEventType, timestamp, - trigger_reason, seq_no: int, - transaction_info, **kwargs): + 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") + logging.info("Received %s Started", Action.TransactionEvent) return ocpp.v201.call_result.TransactionEvent( - id_token_info={'status': AuthorizationStatusType.accepted} + id_token_info={"status": AuthorizationStatusType.accepted} ) case TransactionEventType.updated: - logging.info("Received TransactionEvent Updated") - return ocpp.v201.call_result.TransactionEvent( - total_cost=10 - ) + logging.info("Received %s Updated", Action.TransactionEvent) + return ocpp.v201.call_result.TransactionEvent(total_cost=10) case TransactionEventType.ended: - logging.info("Received TransactionEvent Ended") + logging.info("Received %s Ended", Action.TransactionEvent) 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") + logging.info("Received %s", Action.MeterValues) return ocpp.v201.call_result.MeterValues() + @on(Action.GetBaseReport) + async def on_get_base_report( + self, request_id: int, report_base: ReportBaseType, **kwargs + ): + logging.info("Received %s", Action.GetBaseReport) + return ocpp.v201.call_result.GetBaseReport( + id_token_info={"status": ReportBaseType.accepted} + ) + # 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") + logging.info("%s successful", Action.ClearCache) else: - logging.info("Cache clearing failed") + logging.info("%s failed", Action.ClearCache) + + async def send_get_base_report(self): + request = ocpp.v201.call.GetBaseReport( + reportBase=ReportBaseType.ConfigurationInventory + ) + response = await self.call(request) + + if response.status == ReportBaseType.accepted: + logging.info("%s successful", Action.GetBaseReport) + else: + logging.info("%s failed", Action.GetBaseReport) + + +# Function to send OCPP command +async def send_ocpp_command(cp, command_name, delay=None, period=None): + try: + match command_name: + case Action.ClearCache: + logging.info("%s Send:", Action.ClearCache) + await cp.send_clear_cache() + case Action.GetBaseReport: + logging.info("%s Send:", Action.GetBaseReport) + await cp.send_get_base_report() + except Exception: + logging.exception( + f"Not supported or Failure while processing command {command_name}" + ) + + if delay: + await asyncio.sleep(delay) + + if period: + my_timer = RepeatTimer( + period, asyncio.create_task, [cp.send_ocpp_command(command_name)] + ) + my_timer.start() # 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 + """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'] + requested_protocols = websocket.request_headers["Sec-WebSocket-Protocol"] except KeyError: logging.info("Client hasn't requested any Subprotocol. Closing Connection") return await websocket.close() @@ -104,35 +164,49 @@ async def on_connect(websocket, path): 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 - ) + 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('/') + charge_point_id = path.strip("/") cp = ChargePoint(charge_point_id, websocket) - # Start the ChargePoint instance to listen for incoming messages. - await cp.start() + ChargePoints.add(cp) + try: + await cp.start() + + except ConnectionClosed: + logging.info("ChargePoint %s closed connection", cp.id) + ChargePoints.remove(cp) + logging.debug("Connected ChargePoint(s): %d", len(ChargePoints)) # Main function to start the WebSocket server. async def main(): + # Define argument parser + parser = argparse.ArgumentParser(description="OCPP2 Charge Point Simulator") + parser.add_argument("--command", type=str, help="OCPP2 Command Name") + parser.add_argument("--delay", type=int, help="Delay in seconds") + parser.add_argument("--period", type=int, help="Period in seconds") + # Create the WebSocket server and specify the handler for new connections. server = await websockets.serve( on_connect, - '127.0.0.1', # Listen on loopback. + "127.0.0.1", # Listen on loopback. 9000, # Port number. - subprotocols=['ocpp2.0', 'ocpp2.0.1'] # Specify OCPP 2.0.1 subprotocols. + 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__': +if __name__ == "__main__": # Run the main function to start the server. asyncio.run(main())