323 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			323 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
#!/usr/bin/env python3
 | 
						|
"""Example client for the sat-rs example application"""
 | 
						|
import enum
 | 
						|
import struct
 | 
						|
import sys
 | 
						|
import time
 | 
						|
from typing import Optional
 | 
						|
 | 
						|
import tmtccmd
 | 
						|
from spacepackets.ecss import PusTelemetry, PusTelecommand, PusVerificator
 | 
						|
from spacepackets.ecss.pus_17_test import Service17Tm
 | 
						|
from spacepackets.ecss.pus_1_verification import UnpackParams, Service1Tm
 | 
						|
 | 
						|
from tmtccmd import CcsdsTmtcBackend, TcHandlerBase, ProcedureParamsWrapper
 | 
						|
from tmtccmd.tc.pus_3_fsfw_hk import generate_one_hk_command, make_sid
 | 
						|
from tmtccmd.core.base import BackendRequest
 | 
						|
from tmtccmd.pus import VerificationWrapper
 | 
						|
from tmtccmd.tm import CcsdsTmHandler, SpecificApidHandlerBase
 | 
						|
from tmtccmd.com_if import ComInterface
 | 
						|
from tmtccmd.config import (
 | 
						|
    default_json_path,
 | 
						|
    SetupParams,
 | 
						|
    TmTcCfgHookBase,
 | 
						|
    TmtcDefinitionWrapper,
 | 
						|
    CoreServiceList,
 | 
						|
    OpCodeEntry,
 | 
						|
    params_to_procedure_conversion,
 | 
						|
)
 | 
						|
from tmtccmd.config import PreArgsParsingWrapper, SetupWrapper
 | 
						|
from tmtccmd.logging import get_console_logger
 | 
						|
from tmtccmd.logging.pus import (
 | 
						|
    RegularTmtcLogWrapper,
 | 
						|
    RawTmtcTimedLogWrapper,
 | 
						|
    TimedLogWhen,
 | 
						|
)
 | 
						|
from tmtccmd.tc import (
 | 
						|
    TcQueueEntryType,
 | 
						|
    ProcedureWrapper,
 | 
						|
    TcProcedureType,
 | 
						|
    FeedWrapper,
 | 
						|
    SendCbParams,
 | 
						|
    DefaultPusQueueHelper,
 | 
						|
)
 | 
						|
from tmtccmd.tm.pus_5_event import Service5Tm
 | 
						|
from tmtccmd.util import FileSeqCountProvider, PusFileSeqCountProvider
 | 
						|
from tmtccmd.util.obj_id import ObjectIdDictT
 | 
						|
 | 
						|
from tmtccmd.util.tmtc_printer import FsfwTmTcPrinter
 | 
						|
 | 
						|
LOGGER = get_console_logger()
 | 
						|
 | 
						|
EXAMPLE_PUS_APID = 0x02
 | 
						|
 | 
						|
 | 
						|
class SatRsConfigHook(TmTcCfgHookBase):
 | 
						|
    def __init__(self, json_cfg_path: str):
 | 
						|
        super().__init__(json_cfg_path=json_cfg_path)
 | 
						|
 | 
						|
    def assign_communication_interface(self, com_if_key: str) -> Optional[ComInterface]:
 | 
						|
        from tmtccmd.config.com_if import (
 | 
						|
            create_com_interface_default,
 | 
						|
            create_com_interface_cfg_default,
 | 
						|
        )
 | 
						|
 | 
						|
        cfg = create_com_interface_cfg_default(
 | 
						|
            com_if_key=com_if_key,
 | 
						|
            json_cfg_path=self.cfg_path,
 | 
						|
            space_packet_ids=None,
 | 
						|
        )
 | 
						|
        return create_com_interface_default(cfg)
 | 
						|
 | 
						|
    def get_tmtc_definitions(self) -> TmtcDefinitionWrapper:
 | 
						|
        from tmtccmd.config.globals import get_default_tmtc_defs
 | 
						|
 | 
						|
        defs = get_default_tmtc_defs()
 | 
						|
        srv_5 = OpCodeEntry()
 | 
						|
        srv_5.add("0", "Event Test")
 | 
						|
        defs.add_service(
 | 
						|
            name=CoreServiceList.SERVICE_5.value,
 | 
						|
            info="PUS Service 5 Event",
 | 
						|
            op_code_entry=srv_5,
 | 
						|
        )
 | 
						|
        srv_17 = OpCodeEntry()
 | 
						|
        srv_17.add("0", "Ping Test")
 | 
						|
        defs.add_service(
 | 
						|
            name=CoreServiceList.SERVICE_17_ALT,
 | 
						|
            info="PUS Service 17 Test",
 | 
						|
            op_code_entry=srv_17,
 | 
						|
        )
 | 
						|
        srv_3 = OpCodeEntry()
 | 
						|
        srv_3.add(HkOpCodes.GENERATE_ONE_SHOT, "Generate AOCS one shot HK")
 | 
						|
        defs.add_service(
 | 
						|
            name=CoreServiceList.SERVICE_3,
 | 
						|
            info="PUS Service 3 Housekeeping",
 | 
						|
            op_code_entry=srv_3
 | 
						|
        )
 | 
						|
        return defs
 | 
						|
 | 
						|
    def perform_mode_operation(self, tmtc_backend: CcsdsTmtcBackend, mode: int):
 | 
						|
        LOGGER.info("Mode operation hook was called")
 | 
						|
        pass
 | 
						|
 | 
						|
    def get_object_ids(self) -> ObjectIdDictT:
 | 
						|
        from tmtccmd.config.objects import get_core_object_ids
 | 
						|
 | 
						|
        return get_core_object_ids()
 | 
						|
 | 
						|
 | 
						|
class PusHandler(SpecificApidHandlerBase):
 | 
						|
    def __init__(
 | 
						|
        self,
 | 
						|
        verif_wrapper: VerificationWrapper,
 | 
						|
        printer: FsfwTmTcPrinter,
 | 
						|
        raw_logger: RawTmtcTimedLogWrapper,
 | 
						|
    ):
 | 
						|
        super().__init__(EXAMPLE_PUS_APID, None)
 | 
						|
        self.printer = printer
 | 
						|
        self.raw_logger = raw_logger
 | 
						|
        self.verif_wrapper = verif_wrapper
 | 
						|
 | 
						|
    def handle_tm(self, packet: bytes, _user_args: any):
 | 
						|
        try:
 | 
						|
            tm_packet = PusTelemetry.unpack(packet)
 | 
						|
        except ValueError as e:
 | 
						|
            LOGGER.warning("Could not generate PUS TM object from raw data")
 | 
						|
            LOGGER.warning(f"Raw Packet: [{packet.hex(sep=',')}], REPR: {packet!r}")
 | 
						|
            raise e
 | 
						|
        service = tm_packet.service
 | 
						|
        dedicated_handler = False
 | 
						|
        if service == 1:
 | 
						|
            tm_packet = Service1Tm.unpack(data=packet, params=UnpackParams(1, 2))
 | 
						|
            res = self.verif_wrapper.add_tm(tm_packet)
 | 
						|
            if res is None:
 | 
						|
                LOGGER.info(
 | 
						|
                    f"Received Verification TM[{tm_packet.service}, {tm_packet.subservice}] "
 | 
						|
                    f"with Request ID {tm_packet.tc_req_id.as_u32():#08x}"
 | 
						|
                )
 | 
						|
                LOGGER.warning(
 | 
						|
                    f"No matching telecommand found for {tm_packet.tc_req_id}"
 | 
						|
                )
 | 
						|
            else:
 | 
						|
                self.verif_wrapper.log_to_console(tm_packet, res)
 | 
						|
                self.verif_wrapper.log_to_file(tm_packet, res)
 | 
						|
            dedicated_handler = True
 | 
						|
        if service == 3:
 | 
						|
            LOGGER.info("No handling for HK packets implemented")
 | 
						|
            LOGGER.info(f"Raw packet: 0x[{packet.hex(sep=',')}]")
 | 
						|
            pus_tm = PusTelemetry.unpack(packet)
 | 
						|
            if pus_tm.subservice == 25:
 | 
						|
                if len(pus_tm.source_data) < 8:
 | 
						|
                    raise ValueError("No addressable ID in HK packet")
 | 
						|
                json_str = pus_tm.source_data[8:]
 | 
						|
            dedicated_handler = True
 | 
						|
        if service == 5:
 | 
						|
            tm_packet = Service5Tm.unpack(packet)
 | 
						|
        if service == 17:
 | 
						|
            tm_packet = Service17Tm.unpack(packet)
 | 
						|
            dedicated_handler = True
 | 
						|
            if tm_packet.subservice == 2:
 | 
						|
                self.printer.file_logger.info("Received Ping Reply TM[17,2]")
 | 
						|
                LOGGER.info("Received Ping Reply TM[17,2]")
 | 
						|
            else:
 | 
						|
                self.printer.file_logger.info(
 | 
						|
                    f"Received Test Packet with unknown subservice {tm_packet.subservice}"
 | 
						|
                )
 | 
						|
                LOGGER.info(
 | 
						|
                    f"Received Test Packet with unknown subservice {tm_packet.subservice}"
 | 
						|
                )
 | 
						|
        if tm_packet is None:
 | 
						|
            LOGGER.info(
 | 
						|
                f"The service {service} is not implemented in Telemetry Factory"
 | 
						|
            )
 | 
						|
            tm_packet = PusTelemetry.unpack(packet)
 | 
						|
        self.raw_logger.log_tm(tm_packet)
 | 
						|
        if not dedicated_handler and tm_packet is not None:
 | 
						|
            self.printer.handle_long_tm_print(packet_if=tm_packet, info_if=tm_packet)
 | 
						|
 | 
						|
 | 
						|
def make_addressable_id(target_id: int, unique_id: int) -> bytes:
 | 
						|
    byte_string = bytearray(struct.pack("!I", target_id))
 | 
						|
    byte_string.extend(struct.pack("!I", unique_id))
 | 
						|
    return byte_string
 | 
						|
 | 
						|
 | 
						|
class RequestTargetId(enum.IntEnum):
 | 
						|
    ACS = 1
 | 
						|
 | 
						|
 | 
						|
class AcsHkIds(enum.IntEnum):
 | 
						|
    MGM_SET = 1
 | 
						|
 | 
						|
 | 
						|
class HkOpCodes:
 | 
						|
    GENERATE_ONE_SHOT = ["0", "oneshot"]
 | 
						|
 | 
						|
 | 
						|
class TcHandler(TcHandlerBase):
 | 
						|
    def __init__(
 | 
						|
        self,
 | 
						|
        seq_count_provider: FileSeqCountProvider,
 | 
						|
        verif_wrapper: VerificationWrapper,
 | 
						|
    ):
 | 
						|
        super(TcHandler, self).__init__()
 | 
						|
        self.seq_count_provider = seq_count_provider
 | 
						|
        self.verif_wrapper = verif_wrapper
 | 
						|
        self.queue_helper = DefaultPusQueueHelper(
 | 
						|
            queue_wrapper=None,
 | 
						|
            seq_cnt_provider=seq_count_provider,
 | 
						|
        )
 | 
						|
 | 
						|
    def send_cb(self, send_params: SendCbParams):
 | 
						|
        entry_helper = send_params.entry
 | 
						|
        if entry_helper.is_tc:
 | 
						|
            if entry_helper.entry_type == TcQueueEntryType.PUS_TC:
 | 
						|
                pus_tc_wrapper = entry_helper.to_pus_tc_entry()
 | 
						|
                pus_tc_wrapper.pus_tc.seq_count = (
 | 
						|
                    self.seq_count_provider.get_and_increment()
 | 
						|
                )
 | 
						|
                self.verif_wrapper.add_tc(pus_tc_wrapper.pus_tc)
 | 
						|
                raw_tc = pus_tc_wrapper.pus_tc.pack()
 | 
						|
                LOGGER.info(f"Sending {pus_tc_wrapper.pus_tc}")
 | 
						|
                send_params.com_if.send(raw_tc)
 | 
						|
        elif entry_helper.entry_type == TcQueueEntryType.LOG:
 | 
						|
            log_entry = entry_helper.to_log_entry()
 | 
						|
            LOGGER.info(log_entry.log_str)
 | 
						|
 | 
						|
    def queue_finished_cb(self, helper: ProcedureWrapper):
 | 
						|
        if helper.proc_type == TcProcedureType.DEFAULT:
 | 
						|
            def_proc = helper.to_def_procedure()
 | 
						|
            LOGGER.info(
 | 
						|
                f"Queue handling finished for service {def_proc.service} and "
 | 
						|
                f"op code {def_proc.op_code}"
 | 
						|
            )
 | 
						|
 | 
						|
    def feed_cb(self, helper: ProcedureWrapper, wrapper: FeedWrapper):
 | 
						|
        q = self.queue_helper
 | 
						|
        q.queue_wrapper = wrapper.queue_wrapper
 | 
						|
        if helper.proc_type == TcProcedureType.DEFAULT:
 | 
						|
            def_proc = helper.to_def_procedure()
 | 
						|
            service = def_proc.service
 | 
						|
            op_code = def_proc.op_code
 | 
						|
            if (
 | 
						|
                service == CoreServiceList.SERVICE_17
 | 
						|
                or service == CoreServiceList.SERVICE_17_ALT
 | 
						|
            ):
 | 
						|
                q.add_log_cmd("Sending PUS ping telecommand")
 | 
						|
                return q.add_pus_tc(
 | 
						|
                    PusTelecommand(service=17, subservice=1)
 | 
						|
                )
 | 
						|
            if service == CoreServiceList.SERVICE_3:
 | 
						|
                if op_code in HkOpCodes.GENERATE_ONE_SHOT:
 | 
						|
                    q.add_log_cmd("Sending HK one shot request")
 | 
						|
                    q.add_pus_tc(
 | 
						|
                        generate_one_hk_command(make_addressable_id(RequestTargetId.ACS, AcsHkIds.MGM_SET))
 | 
						|
                    )
 | 
						|
                pass
 | 
						|
 | 
						|
 | 
						|
def main():
 | 
						|
    tmtccmd.init_printout(False)
 | 
						|
    hook_obj = SatRsConfigHook(json_cfg_path=default_json_path())
 | 
						|
    parser_wrapper = PreArgsParsingWrapper()
 | 
						|
    parser_wrapper.create_default_parent_parser()
 | 
						|
    parser_wrapper.create_default_parser()
 | 
						|
    parser_wrapper.add_def_proc_args()
 | 
						|
    post_args_wrapper = parser_wrapper.parse(hook_obj)
 | 
						|
    params = SetupParams()
 | 
						|
    proc_wrapper = ProcedureParamsWrapper()
 | 
						|
    if post_args_wrapper.use_gui:
 | 
						|
        post_args_wrapper.set_params_without_prompts(params, proc_wrapper)
 | 
						|
    else:
 | 
						|
        post_args_wrapper.set_params_with_prompts(params, proc_wrapper)
 | 
						|
    params.apid = EXAMPLE_PUS_APID
 | 
						|
    setup_args = SetupWrapper(
 | 
						|
        hook_obj=hook_obj, setup_params=params, proc_param_wrapper=proc_wrapper
 | 
						|
    )
 | 
						|
    # Create console logger helper and file loggers
 | 
						|
    tmtc_logger = RegularTmtcLogWrapper()
 | 
						|
    printer = FsfwTmTcPrinter(tmtc_logger.logger)
 | 
						|
    raw_logger = RawTmtcTimedLogWrapper(when=TimedLogWhen.PER_HOUR, interval=1)
 | 
						|
    verificator = PusVerificator()
 | 
						|
    verification_wrapper = VerificationWrapper(verificator, LOGGER, printer.file_logger)
 | 
						|
    # Create primary TM handler and add it to the CCSDS Packet Handler
 | 
						|
    tm_handler = PusHandler(verification_wrapper, printer, raw_logger)
 | 
						|
    ccsds_handler = CcsdsTmHandler(generic_handler=None)
 | 
						|
    ccsds_handler.add_apid_handler(tm_handler)
 | 
						|
 | 
						|
    # Create TC handler
 | 
						|
    seq_count_provider = PusFileSeqCountProvider()
 | 
						|
    tc_handler = TcHandler(seq_count_provider, verification_wrapper)
 | 
						|
    tmtccmd.setup(setup_args=setup_args)
 | 
						|
    init_proc = params_to_procedure_conversion(setup_args.proc_param_wrapper)
 | 
						|
    tmtc_backend = tmtccmd.create_default_tmtc_backend(
 | 
						|
        setup_wrapper=setup_args,
 | 
						|
        tm_handler=ccsds_handler,
 | 
						|
        tc_handler=tc_handler,
 | 
						|
        init_procedure=init_proc,
 | 
						|
    )
 | 
						|
    tmtccmd.start(tmtc_backend=tmtc_backend, hook_obj=hook_obj)
 | 
						|
    try:
 | 
						|
        while True:
 | 
						|
            state = tmtc_backend.periodic_op(None)
 | 
						|
            if state.request == BackendRequest.TERMINATION_NO_ERROR:
 | 
						|
                sys.exit(0)
 | 
						|
            elif state.request == BackendRequest.DELAY_IDLE:
 | 
						|
                LOGGER.info("TMTC Client in IDLE mode")
 | 
						|
                time.sleep(3.0)
 | 
						|
            elif state.request == BackendRequest.DELAY_LISTENER:
 | 
						|
                time.sleep(0.8)
 | 
						|
            elif state.request == BackendRequest.DELAY_CUSTOM:
 | 
						|
                if state.next_delay.total_seconds() <= 0.4:
 | 
						|
                    time.sleep(state.next_delay.total_seconds())
 | 
						|
                else:
 | 
						|
                    time.sleep(0.4)
 | 
						|
            elif state.request == BackendRequest.CALL_NEXT:
 | 
						|
                pass
 | 
						|
    except KeyboardInterrupt:
 | 
						|
        sys.exit(0)
 | 
						|
 | 
						|
 | 
						|
if __name__ == "__main__":
 | 
						|
    main()
 |