446 lines
16 KiB
Python
Executable File
446 lines
16 KiB
Python
Executable File
#!/usr/bin/env python3
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import logging
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import sys
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import time
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import traceback
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from pathlib import Path
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from typing import cast
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from spacepackets import SpacePacketHeader, SpacePacket
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from spacepackets.cfdp import (
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ConditionCode,
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ChecksumType,
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TransmissionMode,
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PduHolder,
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DirectiveType,
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)
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from tmtccmd.cfdp import CfdpUserBase, TransactionId
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from tmtccmd.cfdp.defs import CfdpRequestType
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from tmtccmd.cfdp.handler import CfdpInCcsdsHandler
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from tmtccmd.cfdp.mib import (
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DefaultFaultHandlerBase,
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LocalEntityCfg,
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IndicationCfg,
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RemoteEntityCfg,
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)
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from tmtccmd.cfdp.user import (
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TransactionFinishedParams,
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MetadataRecvParams,
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FileSegmentRecvdParams,
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)
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from tmtccmd.tc.handler import SendCbParams
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try:
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import spacepackets
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except ImportError as error:
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print(error)
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print("Python spacepackets module could not be imported")
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print(
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'Install with "cd spacepackets && python3 -m pip intall -e ." for interative installation'
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)
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sys.exit(1)
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try:
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import tmtccmd
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except ImportError as error:
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run_tmtc_commander = None
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initialize_tmtc_commander = None
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tb = traceback.format_exc()
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print(tb)
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print("Python tmtccmd submodule could not be imported")
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sys.exit(1)
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from spacepackets.ecss import PusVerificator
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from tmtccmd import get_console_logger, TcHandlerBase, BackendBase
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from tmtccmd.util import FileSeqCountProvider, PusFileSeqCountProvider
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from tmtccmd.util.tmtc_printer import FsfwTmTcPrinter
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from tmtccmd.logging.pus import (
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RawTmtcTimedLogWrapper,
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RegularTmtcLogWrapper,
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TimedLogWhen,
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)
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from tmtccmd.pus import VerificationWrapper
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from tmtccmd.tm import SpecificApidHandlerBase, GenericApidHandlerBase, CcsdsTmHandler
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from tmtccmd.core import BackendRequest
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from tmtccmd.logging import get_current_time_string
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from tmtccmd.tc import (
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ProcedureWrapper,
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FeedWrapper,
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TcProcedureType,
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TcQueueEntryType,
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DefaultPusQueueHelper,
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)
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from tmtccmd.config import (
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default_json_path,
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SetupWrapper,
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params_to_procedure_conversion,
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)
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from tmtccmd.config.args import (
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SetupParams,
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PreArgsParsingWrapper,
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ProcedureParamsWrapper,
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)
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from config import __version__
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from config.definitions import (
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PUS_APID,
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CFDP_APID,
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CFDP_LOCAL_ENTITY_ID,
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CFDP_REMOTE_ENTITY_ID,
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)
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from config.hook import EiveHookObject
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from pus_tm.factory_hook import pus_factory_hook
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from pus_tc.procedure_packer import handle_default_procedure
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LOGGER = get_console_logger()
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# Put rotating file logger parameters here for quick changes
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ROTATING_TIMED_LOGGER_INTERVAL_WHEN = TimedLogWhen.PER_MINUTE
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ROTATING_TIMED_LOGGER_INTERVAL = 30
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class EiveCfdpFaultHandler(DefaultFaultHandlerBase):
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def notice_of_suspension_cb(self, cond: ConditionCode):
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pass
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def notice_of_cancellation_cb(self, cond: ConditionCode):
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pass
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def abandoned_cb(self, cond: ConditionCode):
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pass
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def ignore_cb(self, cond: ConditionCode):
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pass
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class EiveCfdpUser(CfdpUserBase):
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def transaction_indication(self, transaction_id: TransactionId):
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LOGGER.info(f"CFDP User: Start of File {transaction_id}")
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def eof_sent_indication(self, transaction_id: TransactionId):
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LOGGER.info(f"CFDP User: EOF sent for {transaction_id}")
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def transaction_finished_indication(self, params: TransactionFinishedParams):
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LOGGER.info(f"CFDP User: {params.transaction_id} finished")
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def metadata_recv_indication(self, params: MetadataRecvParams):
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pass
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def file_segment_recv_indication(self, params: FileSegmentRecvdParams):
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pass
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def report_indication(self, transaction_id: TransactionId, status_report: any):
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pass
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def suspended_indication(
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self, transaction_id: TransactionId, cond_code: ConditionCode
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):
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pass
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def resumed_indication(self, transaction_id: TransactionId, progress: int):
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pass
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def fault_indication(
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self, transaction_id: TransactionId, cond_code: ConditionCode, progress: int
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):
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pass
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def abandoned_indication(
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self, transaction_id: TransactionId, cond_code: ConditionCode, progress: int
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):
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pass
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def eof_recv_indication(self, transaction_id: TransactionId):
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pass
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class PusHandler(SpecificApidHandlerBase):
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def __init__(
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self,
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wrapper: VerificationWrapper,
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printer: FsfwTmTcPrinter,
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raw_logger: RawTmtcTimedLogWrapper,
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):
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super().__init__(PUS_APID, None)
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self.printer = printer
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self.verif_wrapper = wrapper
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self.raw_logger = raw_logger
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def handle_tm(self, packet: bytes, _user_args: any):
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pus_factory_hook(packet, self.verif_wrapper, self.printer, self.raw_logger)
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class UnknownApidHandler(GenericApidHandlerBase):
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def handle_tm(self, apid: int, _packet: bytes, _user_args: any):
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LOGGER.warning(f"Packet with unknwon APID {apid} detected")
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class CfdpInCcsdsWrapper(SpecificApidHandlerBase):
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def __init__(self, cfdp_in_ccsds_handler: CfdpInCcsdsHandler):
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super().__init__(CFDP_APID, None)
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self.handler = cfdp_in_ccsds_handler
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def handle_tm(self, packet: bytes, _user_args: any):
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ccsds_header_raw = packet[0:6]
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sp_header = SpacePacketHeader.unpack(ccsds_header_raw)
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pdu = packet[6:]
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sp = SpacePacket(sp_header, sec_header=None, user_data=pdu)
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self.handler.pass_packet(sp)
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class TcHandler(TcHandlerBase):
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def __init__(
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self,
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seq_count_provider: FileSeqCountProvider,
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cfdp_in_ccsds_wrapper: CfdpInCcsdsWrapper,
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pus_verificator: PusVerificator,
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file_logger: logging.Logger,
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raw_logger: RawTmtcTimedLogWrapper,
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gui: bool,
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):
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super().__init__()
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self.cfdp_handler_started = False
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self.cfdp_dest_id = CFDP_REMOTE_ENTITY_ID
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self.seq_count_provider = seq_count_provider
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self.pus_verificator = pus_verificator
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self.file_logger = file_logger
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self.raw_logger = raw_logger
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self.gui = gui
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self.cfdp_done = False
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self.queue_helper = DefaultPusQueueHelper(
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queue_wrapper=None,
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pus_apid=PUS_APID,
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seq_cnt_provider=seq_count_provider,
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pus_verificator=pus_verificator,
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)
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self.cfdp_in_ccsds_wrapper = cfdp_in_ccsds_wrapper
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def feed_cb(self, info: ProcedureWrapper, wrapper: FeedWrapper):
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self.queue_helper.queue_wrapper = wrapper.queue_wrapper
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if info.proc_type == TcProcedureType.DEFAULT:
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handle_default_procedure(self, info.to_def_procedure(), self.queue_helper)
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elif info.proc_type == TcProcedureType.CFDP:
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self.handle_cfdp_procedure(info)
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def send_cb(self, send_params: SendCbParams):
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entry_helper = send_params.entry
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if entry_helper.is_tc:
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if entry_helper.entry_type == TcQueueEntryType.PUS_TC:
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pus_tc_wrapper = entry_helper.to_pus_tc_entry()
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pus_tc_wrapper.pus_tc.seq_count = (
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self.seq_count_provider.get_and_increment()
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)
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pus_tc_wrapper.pus_tc.apid = PUS_APID
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# Add TC after Sequence Count stamping
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self.pus_verificator.add_tc(pus_tc_wrapper.pus_tc)
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raw_tc = pus_tc_wrapper.pus_tc.pack()
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self.raw_logger.log_tc(pus_tc_wrapper.pus_tc)
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tc_info_string = f"Sent {pus_tc_wrapper.pus_tc}"
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LOGGER.info(tc_info_string)
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self.file_logger.info(
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f"{get_current_time_string(True)}: {tc_info_string}"
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)
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send_params.com_if.send(raw_tc)
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elif entry_helper.entry_type == TcQueueEntryType.CCSDS_TC:
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cfdp_packet_in_ccsds = entry_helper.to_space_packet_entry()
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send_params.com_if.send(cfdp_packet_in_ccsds.space_packet.pack())
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elif entry_helper.entry_type == TcQueueEntryType.LOG:
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log_entry = entry_helper.to_log_entry()
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LOGGER.info(log_entry.log_str)
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self.file_logger.info(log_entry.log_str)
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def handle_cfdp_procedure(self, info: ProcedureWrapper):
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cfdp_procedure = info.to_cfdp_procedure()
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if cfdp_procedure.cfdp_request_type == CfdpRequestType.PUT:
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if (
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not self.cfdp_in_ccsds_wrapper.handler.put_request_pending()
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and not self.cfdp_handler_started
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):
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put_req = cfdp_procedure.request_wrapper.to_put_request()
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put_req.cfg.destination_id = self.cfdp_dest_id
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LOGGER.info(
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f"CFDP: Starting file put request with parameters:\n{put_req}"
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)
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self.cfdp_in_ccsds_wrapper.handler.cfdp_handler.put_request(put_req)
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self.cfdp_handler_started = True
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for source_pair, dest_pair in self.cfdp_in_ccsds_wrapper.handler:
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pdu, sp = source_pair
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pdu = cast(PduHolder, pdu)
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if pdu.is_file_directive:
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if pdu.pdu_directive_type == DirectiveType.METADATA_PDU:
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metadata = pdu.to_metadata_pdu()
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self.queue_helper.add_log_cmd(
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f"CFDP Source: Sending Metadata PDU for file with size "
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f"{metadata.file_size}"
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)
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elif pdu.pdu_directive_type == DirectiveType.EOF_PDU:
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self.queue_helper.add_log_cmd(
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f"CFDP Source: Sending EOF PDU"
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)
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else:
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fd_pdu = pdu.to_file_data_pdu()
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self.queue_helper.add_log_cmd(
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f"CFDP Source: Sending File Data PDU for segment at offset "
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f"{fd_pdu.offset} with length {len(fd_pdu.file_data)}"
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)
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self.queue_helper.add_ccsds_tc(sp)
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self.cfdp_in_ccsds_wrapper.handler.confirm_source_packet_sent()
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self.cfdp_in_ccsds_wrapper.handler.source_handler.state_machine()
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def queue_finished_cb(self, info: ProcedureWrapper):
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if info is not None:
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if info.proc_type == TcQueueEntryType.PUS_TC:
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def_proc = info.to_def_procedure()
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LOGGER.info(
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f"Finished queue for service {def_proc.service} and op code {def_proc.op_code}"
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)
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elif info.proc_type == TcProcedureType.CFDP:
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LOGGER.info(f"Finished CFDP queue")
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self.cfdp_done = True
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def setup_params() -> SetupWrapper:
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print(f"-- eive tmtc v{__version__} --")
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print(f"-- spacepackets v{spacepackets.__version__} --")
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hook_obj = EiveHookObject(default_json_path())
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params = SetupParams()
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parser_wrapper = PreArgsParsingWrapper()
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parser_wrapper.create_default_parent_parser()
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parser_wrapper.create_default_parser()
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parser_wrapper.add_def_proc_and_cfdp_as_subparsers()
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post_arg_parsing_wrapper = parser_wrapper.parse(hook_obj)
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tmtccmd.init_printout(post_arg_parsing_wrapper.use_gui)
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use_prompts = not post_arg_parsing_wrapper.use_gui
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proc_param_wrapper = ProcedureParamsWrapper()
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if use_prompts:
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post_arg_parsing_wrapper.set_params_with_prompts(params, proc_param_wrapper)
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else:
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post_arg_parsing_wrapper.set_params_without_prompts(params, proc_param_wrapper)
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params.apid = PUS_APID
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setup_wrapper = SetupWrapper(
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hook_obj=hook_obj, setup_params=params, proc_param_wrapper=proc_param_wrapper
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)
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return setup_wrapper
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def setup_cfdp_handler() -> CfdpInCcsdsWrapper:
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fh_base = EiveCfdpFaultHandler()
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cfdp_cfg = LocalEntityCfg(
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local_entity_id=CFDP_LOCAL_ENTITY_ID,
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indication_cfg=IndicationCfg(),
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default_fault_handlers=fh_base,
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)
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remote_cfg = RemoteEntityCfg(
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closure_requested=False,
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entity_id=CFDP_REMOTE_ENTITY_ID,
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max_file_segment_len=1024,
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check_limit=None,
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crc_on_transmission=False,
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crc_type=ChecksumType.CRC_32,
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default_transmission_mode=TransmissionMode.UNACKNOWLEDGED,
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)
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cfdp_seq_count_provider = FileSeqCountProvider(
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max_bit_width=16, file_name=Path("seqcnt_cfdp_transaction.txt")
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)
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cfdp_ccsds_seq_count_provider = PusFileSeqCountProvider(
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file_name=Path("seqcnt_cfdp_ccsds_.txt")
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)
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cfdp_user = EiveCfdpUser()
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cfdp_in_ccsds_handler = CfdpInCcsdsHandler(
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cfg=cfdp_cfg,
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remote_cfgs=[remote_cfg],
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ccsds_apid=CFDP_APID,
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ccsds_seq_cnt_provider=cfdp_ccsds_seq_count_provider,
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cfdp_seq_cnt_provider=cfdp_seq_count_provider,
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user=cfdp_user,
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)
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return CfdpInCcsdsWrapper(cfdp_in_ccsds_handler)
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def setup_tmtc_handlers(
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verificator: PusVerificator,
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printer: FsfwTmTcPrinter,
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raw_logger: RawTmtcTimedLogWrapper,
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gui: bool,
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) -> (CcsdsTmHandler, TcHandler):
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cfdp_in_ccsds_wrapper = setup_cfdp_handler()
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verification_wrapper = VerificationWrapper(verificator, LOGGER, printer.file_logger)
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pus_handler = PusHandler(verification_wrapper, printer, raw_logger)
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ccsds_handler = CcsdsTmHandler(generic_handler=UnknownApidHandler(None))
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ccsds_handler.add_apid_handler(pus_handler)
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ccsds_handler.add_apid_handler(cfdp_in_ccsds_wrapper)
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seq_count_provider = PusFileSeqCountProvider()
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tc_handler = TcHandler(
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seq_count_provider=seq_count_provider,
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pus_verificator=verificator,
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file_logger=printer.file_logger,
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raw_logger=raw_logger,
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gui=gui,
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cfdp_in_ccsds_wrapper=cfdp_in_ccsds_wrapper,
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)
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return ccsds_handler, tc_handler
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def setup_backend(
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setup_wrapper: SetupWrapper,
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tc_handler: TcHandler,
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ccsds_handler: CcsdsTmHandler,
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) -> BackendBase:
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init_proc = params_to_procedure_conversion(setup_wrapper.proc_param_wrapper)
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tmtc_backend = tmtccmd.create_default_tmtc_backend(
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setup_wrapper=setup_wrapper,
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tm_handler=ccsds_handler,
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tc_handler=tc_handler,
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init_procedure=init_proc,
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)
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tmtccmd.start(tmtc_backend=tmtc_backend, hook_obj=setup_wrapper.hook_obj)
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return tmtc_backend
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def main():
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try:
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setup_wrapper = setup_params()
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except KeyboardInterrupt as e:
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LOGGER.info(f"{e}. Exiting")
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sys.exit(0)
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tmtc_logger = RegularTmtcLogWrapper()
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printer = FsfwTmTcPrinter(tmtc_logger.logger)
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raw_logger = RawTmtcTimedLogWrapper(
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when=ROTATING_TIMED_LOGGER_INTERVAL_WHEN,
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interval=ROTATING_TIMED_LOGGER_INTERVAL,
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)
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pus_verificator = PusVerificator()
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ccsds_handler, tc_handler = setup_tmtc_handlers(
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pus_verificator, printer, raw_logger, setup_wrapper.params.use_gui
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)
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tmtccmd.setup(setup_wrapper)
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tmtc_backend = setup_backend(
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setup_wrapper=setup_wrapper, ccsds_handler=ccsds_handler, tc_handler=tc_handler
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)
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try:
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while True:
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state = tmtc_backend.periodic_op(None)
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if state.request == BackendRequest.TERMINATION_NO_ERROR:
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sys.exit(0)
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elif state.request == BackendRequest.DELAY_IDLE:
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LOGGER.info("TMTC Client in IDLE mode")
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time.sleep(3.0)
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elif state.request == BackendRequest.DELAY_LISTENER:
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time.sleep(0.5)
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elif state.request == BackendRequest.DELAY_CUSTOM:
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if state.next_delay.total_seconds() < 0.5:
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time.sleep(state.next_delay.total_seconds())
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else:
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time.sleep(0.5)
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elif state.request == BackendRequest.CALL_NEXT:
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pass
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except KeyboardInterrupt:
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sys.exit(0)
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if __name__ == "__main__":
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main()
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