115 lines
5.0 KiB
Python
115 lines
5.0 KiB
Python
"""Core EIVE TM handler module
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"""
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import logging
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from eive_tmtc.config.object_ids import get_object_ids
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from spacepackets.ecss import PusTelemetry
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from spacepackets.ecss.pus_17_test import Service17Tm
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from spacepackets.util import PrintFormats
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from spacepackets.ccsds.time import CdsShortTimestamp
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from tmtccmd.logging.pus import RawTmtcTimedLogWrapper
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from tmtccmd.pus import VerificationWrapper
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from tmtccmd.tm import Service20FsfwTm, Service200FsfwTm
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from tmtccmd.tm.pus_20_fsfw_param import Service20ParamDumpWrapper
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from tmtccmd.pus.s20_fsfw_param_defs import CustomSubservice as ParamSubservice
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from tmtccmd.tm.pus_200_fsfw_mode import Subservice as ModeSubservice
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from tmtccmd.util.tmtc_printer import FsfwTmTcPrinter
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from .defs import PrintWrapper
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from .event_handler import handle_event_packet
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from .verification_handler import handle_service_1_fsfw_packet, generic_retval_printout
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from .hk_handling import handle_hk_packet
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from .action_reply_handler import handle_action_reply
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_LOGGER = logging.getLogger(__name__)
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def pus_factory_hook(
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packet: bytes,
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verif_wrapper: VerificationWrapper,
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printer: FsfwTmTcPrinter,
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raw_logger: RawTmtcTimedLogWrapper,
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):
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if len(packet) < 8:
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_LOGGER.warning("Detected packet shorter than 8 bytes!")
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return
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try:
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tm_packet = PusTelemetry.unpack(packet, CdsShortTimestamp.empty())
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except ValueError:
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_LOGGER.warning("Could not generate PUS TM object from raw data")
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_LOGGER.warning(f"Raw Packet: [{packet.hex(sep=',')}], REPR: {packet!r}")
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return
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service = tm_packet.service
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obj_id_dict = get_object_ids()
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pw = PrintWrapper(printer)
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dedicated_handler = True
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if service == 1:
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handle_service_1_fsfw_packet(wrapper=verif_wrapper, raw_tm=packet)
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elif service == 3:
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handle_hk_packet(printer=printer, raw_tm=packet, obj_id_dict=obj_id_dict)
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elif service == 5:
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handle_event_packet(raw_tm=packet, printer=printer)
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elif service == 8:
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handle_action_reply(raw_tm=packet, printer=printer, obj_id_dict=obj_id_dict)
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elif service == 17:
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tm_packet = Service17Tm.unpack(
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data=packet, time_reader=CdsShortTimestamp.empty()
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)
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if tm_packet.subservice == 2:
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verif_wrapper.dlog("Received Ping Reply TM[17,2]")
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dedicated_handler = True
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elif service == 20:
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param_packet = Service20FsfwTm.unpack(
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raw_telemetry=packet, time_reader=CdsShortTimestamp.empty()
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)
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if tm_packet.subservice == ParamSubservice.TM_DUMP_REPLY:
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param_wrapper = Service20ParamDumpWrapper(param_tm=param_packet)
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try:
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param = param_wrapper.get_param()
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obj = obj_id_dict.get(param_wrapper.param_tm.object_id)
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pw.dlog(f"Received parameter dump TM from {obj}")
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pw.dlog(f"Parameter: {param}")
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if param.rows == 1 and param.columns == 1:
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try:
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scalar_param = param.parse_scalar_param()
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if isinstance(scalar_param, int):
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pw.dlog(f"Scalar integer parameter: {scalar_param}")
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elif isinstance(scalar_param, float):
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pw.dlog(f"Scalar floating point parameter: {scalar_param}")
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except ValueError as e:
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pw.dlog("received {e} trying to parse scalar parameter")
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else:
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# TODO: Could improve display further by actually displaying a matrix as a
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# matrix using row and column information
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pw.dlog(
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f"Received vector or matrix data: {param.param_raw.hex(sep=',')}"
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)
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except ValueError as e:
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pw.dlog(f"received {e} when trying to parse parameters")
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except NotImplementedError as e:
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pw.dlog(f"received {e} when trying to parse parameters")
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else:
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pw.dlog(f"unknown subservice {tm_packet.subservice} for parameter service")
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elif service == 200:
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tm_packet = Service200FsfwTm.unpack(
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raw_telemetry=packet, time_reader=CdsShortTimestamp.empty()
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)
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if tm_packet.subservice == ModeSubservice.TM_CANT_REACH_MODE:
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obj_id = tm_packet.object_id
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obj_id_obj = obj_id_dict.get(obj_id)
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retval = tm_packet.return_value
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string_list = generic_retval_printout(retval)
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pw.dlog(f"Received Mode Reply from {obj_id_obj}: Can't reach mode.")
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for string in string_list:
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pw.dlog(f"Reason: {string}")
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dedicated_handler = True
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else:
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dedicated_handler = False
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else:
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_LOGGER.info(f"The service {service} is not implemented in Telemetry Factory")
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tm_packet.print_source_data(PrintFormats.HEX)
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dedicated_handler = True
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if not dedicated_handler and tm_packet is not None:
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printer.handle_long_tm_print(packet_if=tm_packet, info_if=tm_packet)
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raw_logger.log_tm(tm_packet)
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