sat-rs/fsrc-example/pyclient/main.py

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2022-11-20 18:07:38 +01:00
#!/usr/bin/env python3
"""Example client for the sat-rs example application"""
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 spacepackets.util import UnsignedByteField
from tmtccmd import CcsdsTmtcBackend, TcHandlerBase, ProcedureParamsWrapper
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 = 0xEF
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]:
print("Communication interface assignment function was called")
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,
)
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:
LOGGER.warning("Could not generate PUS TM object from raw data")
LOGGER.warning(f"Raw Packet: [{packet.hex(sep=',')}], REPR: {packet!r}")
return
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 == 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)
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):
self.queue_helper.queue_wrapper = wrapper.queue_wrapper
if helper.proc_type == TcProcedureType.DEFAULT:
def_proc = helper.to_def_procedure()
service = def_proc.service
if (
service == CoreServiceList.SERVICE_17
or service == CoreServiceList.SERVICE_17_ALT
):
return self.queue_helper.add_pus_tc(
PusTelecommand(service=17, subservice=1)
)
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:
time.sleep(state.next_delay)
elif state.request == BackendRequest.CALL_NEXT:
pass
except KeyboardInterrupt:
sys.exit(0)
if __name__ == "__main__":
main()