164 lines
7.2 KiB
Python
164 lines
7.2 KiB
Python
import logging
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from typing import cast
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from eive_tmtc.config.definitions import (
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CFDP_REMOTE_ENTITY_ID,
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PUS_APID,
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CFDP_LOCAL_ENTITY_ID,
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)
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from eive_tmtc.pus_tc.procedure_packer import handle_default_procedure
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from tmtccmd import TcHandlerBase, ProcedureWrapper
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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.logging import get_current_time_string
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from tmtccmd.logging.pus import RawTmtcTimedLogWrapper
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from tmtccmd.tmtc import (
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DefaultPusQueueHelper,
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QueueWrapper,
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FeedWrapper,
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TcProcedureType,
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SendCbParams,
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TcQueueEntryType,
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)
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from tmtccmd.config.cfdp import generic_cfdp_params_to_put_request
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from spacepackets.ecss import PusVerificator
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from tmtccmd.util import FileSeqCountProvider
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from spacepackets.cfdp import PduHolder, DirectiveType
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_LOGGER = logging.getLogger(__name__)
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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_handler: CfdpInCcsdsHandler,
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pus_verificator: PusVerificator,
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high_level_file_logger: logging.Logger,
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raw_pus_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.seq_count_provider = seq_count_provider
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self.pus_verificator = pus_verificator
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self.high_level_file_logger = high_level_file_logger
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self.pus_raw_logger = raw_pus_logger
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self.gui = gui
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self.proxy_op = True
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self.queue_helper = DefaultPusQueueHelper(
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queue_wrapper=QueueWrapper.empty(),
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default_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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tc_sched_timestamp_len=4,
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)
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self.cfdp_in_ccsds_handler = cfdp_in_ccsds_handler
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def cfdp_done(self) -> bool:
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if self.cfdp_handler_started:
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if (
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not self.cfdp_in_ccsds_handler.put_request_pending()
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and not self.proxy_op
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):
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self.cfdp_handler_started = False
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return True
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return False
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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.apid = PUS_APID
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raw_tc = pus_tc_wrapper.pus_tc.pack()
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self.pus_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.high_level_file_logger.info(
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f"{get_current_time_string(True)}: {tc_info_string}"
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)
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# with open("tc.bin", "wb") as of:
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# of.write(raw_tc)
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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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# TODO: Log raw CFDP packets similarly to how PUS packets are logged.
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# - Log full raw format including space packet wrapper
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# - Log context information: Transaction ID, and PDU type and directive
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# Could re-use file logger. Should probably do that
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# print(f"sending packet: [{cfdp_packet_in_ccsds.space_packet.pack()}]")
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# with open(f"cfdp_packet_{self.cfdp_counter}", "wb") as of:
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# of.write(cfdp_packet_in_ccsds.space_packet.pack())
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# self.cfdp_counter += 1
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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.high_level_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_handler.put_request_pending()
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and not self.cfdp_handler_started
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):
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put_req_cfg_wrapper = cfdp_procedure.request_wrapper.to_put_request()
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if put_req_cfg_wrapper.cfg.proxy_op:
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self.proxy_op = True
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put_req = generic_cfdp_params_to_put_request(
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params=put_req_cfg_wrapper.cfg,
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local_id=CFDP_LOCAL_ENTITY_ID,
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remote_id=CFDP_REMOTE_ENTITY_ID,
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dest_id_proxy_put_req=CFDP_LOCAL_ENTITY_ID,
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)
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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_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_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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"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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"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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"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_handler.confirm_source_packet_sent()
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self.cfdp_in_ccsds_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"
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f" {def_proc.op_code}"
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)
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elif info.proc_type == TcProcedureType.CFDP:
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_LOGGER.info("Finished CFDP queue")
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