eive-tmtc/pus_tm/factory_hook.py

"""
@brief      This file transfers control of TM parsing to the user
@details    Template configuration file. Copy this folder to the TMTC commander root and adapt
            it to your needs.
"""
from tmtccmd.tm.service_8_functional_cmd import Service8TM
from spacepackets.ecss.tm import PusTelemetry
from tmtccmd.utility.logger import get_console_logger

from tmtccmd.pus.service_1_verification import Service1TMExtended
from tmtccmd.pus.service_17_test import Service17TMExtended
from tmtccmd.tm.service_3_housekeeping import Service3TM
from tmtccmd.tm.service_5_event import Service5TM
from tmtccmd.utility.tmtc_printer import TmTcPrinter, PrintFormats

from config.definitions import PUS_APID

LOGGER = get_console_logger()


def ccsds_tm_handler(
    apid: int, raw_tm_packet: bytearray, tmtc_printer: TmTcPrinter
) -> None:
    if apid == PUS_APID:
        pus_factory_hook(raw_tm_packet=raw_tm_packet, tmtc_printer=tmtc_printer)


def pus_factory_hook(raw_tm_packet: bytearray, tmtc_printer: TmTcPrinter):
    if len(raw_tm_packet) < 8:
        LOGGER.warning("Detected packet shorter than 8 bytes!")
        return
    service_type = raw_tm_packet[7]
    tm_packet = None
    try:
        if service_type == 1:
            tm_packet = Service1TMExtended.unpack(raw_telemetry=raw_tm_packet)
        if service_type == 3:
            tm_packet = Service3TM.unpack(
                raw_telemetry=raw_tm_packet, custom_hk_handling=False
            )
        if service_type == 5:
            tm_packet = Service5TM.unpack(raw_telemetry=raw_tm_packet)
        if service_type == 8:
            tm_packet = Service8TM.unpack(raw_telemetry=raw_tm_packet)
        if service_type == 17:
            tm_packet = Service17TMExtended.unpack(raw_telemetry=raw_tm_packet)
        if tm_packet is None:
            LOGGER.info(
                f"The service {service_type} is not implemented in Telemetry Factory"
            )
            tm_packet = PusTelemetry.unpack(raw_telemetry=raw_tm_packet)
            tm_packet.print_source_data(PrintFormats.HEX)
        tmtc_printer.print_telemetry(
            packet_if=tm_packet, info_if=tm_packet, print_raw_tm=False
        )
    except ValueError:
        # TODO: Log faulty packet
        LOGGER.warning("Invalid packet format detected")