eive-tmtc/eive_tmtc/tmtc/tm_store.py

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import datetime
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import enum
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import logging
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import math
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import struct
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from eive_tmtc.config.object_ids import (
HK_TM_STORE,
MISC_TM_STORE,
OK_TM_STORE,
NOT_OK_TM_STORE,
CFDP_TM_STORE,
get_object_ids,
)
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from eive_tmtc.config.definitions import CustomServiceList
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from tmtccmd.config import TmtcDefinitionWrapper
from tmtccmd.config.tmtc import tmtc_definitions_provider, OpCodeEntry
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from tmtccmd.tc import service_provider
from tmtccmd.tc.decorator import ServiceProviderParams
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from dateutil.parser import parse
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from spacepackets.ecss import PusService # noqa
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from spacepackets.ecss.tc import PusTelecommand
from spacepackets.ecss.pus_15_tm_storage import Subservice
from tmtccmd.util import ObjectIdU32
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class OpCode:
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RETRIEVAL_BY_TIME_RANGE = "retrieval_time_range"
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DELETE_UP_TO = "delete_up_to"
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class Info:
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RETRIEVAL_BY_TIME_RANGE = "Dump Telemetry Packets by time range"
DELETE_UP_TO = "Delete Telemetry Packets up to time"
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_LOGGER = logging.getLogger(__name__)
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@service_provider(CustomServiceList.TM_STORE)
def pack_tm_store_commands(p: ServiceProviderParams):
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q = p.queue_helper
o = p.op_code
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if o == OpCode.DELETE_UP_TO:
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obj_id, store_string = store_select_prompt()
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app_data = bytearray(obj_id.as_bytes)
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delete_up_to_time = time_prompt()
end_stamp = int(math.floor(delete_up_to_time.timestamp()))
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app_data.extend(struct.pack("!I", end_stamp))
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q.add_log_cmd(Info.DELETE_UP_TO)
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q.add_log_cmd(f"Selected Store: {obj_id}")
q.add_log_cmd(
f"Deletion up to time "
f"{datetime.datetime.fromtimestamp(end_stamp, tz=datetime.timezone.utc)}"
)
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q.add_pus_tc(
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PusTelecommand(
service=15, subservice=Subservice.DELETE_UP_TO, app_data=app_data
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)
)
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elif o == OpCode.RETRIEVAL_BY_TIME_RANGE:
q.add_log_cmd(Info.RETRIEVAL_BY_TIME_RANGE)
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pass
@tmtc_definitions_provider
def add_persistent_tm_store_cmd_defs(defs: TmtcDefinitionWrapper):
oce = OpCodeEntry()
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oce.add(keys=OpCode.DELETE_UP_TO, info=Info.DELETE_UP_TO)
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oce.add(keys=OpCode.RETRIEVAL_BY_TIME_RANGE, info=Info.RETRIEVAL_BY_TIME_RANGE)
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defs.add_service(
CustomServiceList.TM_STORE, "Persistent TM Store", op_code_entry=oce
)
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class TmStoreSelect(enum.IntEnum):
OK_TM_STORE = 0
NOT_OK_TM_STORE = 1
MISC_TM_STORE = 2
HK_TM_STORE = 3
CFDP_TM_STORE = 4
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STORE_DICT = {
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TmStoreSelect.OK_TM_STORE: (OK_TM_STORE, "OK Store (Verification)"),
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TmStoreSelect.NOT_OK_TM_STORE: (
NOT_OK_TM_STORE,
"NOT OK Store (Events, Verification Failures..)",
),
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TmStoreSelect.MISC_TM_STORE: (MISC_TM_STORE, "Miscellaneous Store"),
TmStoreSelect.HK_TM_STORE: (HK_TM_STORE, "HK TM Store"),
TmStoreSelect.CFDP_TM_STORE: (CFDP_TM_STORE, "CFDP TM Store"),
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}
TIME_INPUT_DICT = {
1: "Full manual input with dateutil.parser.parse",
2: "Offset from now in seconds",
}
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def time_prompt() -> datetime.datetime:
print("Available time input types: ")
for k, v in TIME_INPUT_DICT.items():
print(f" {k}: {v}")
while True:
time_input_key = int(input("Please specify a time input type by key: "))
if time_input_key not in TIME_INPUT_DICT.keys():
_LOGGER.warning("Invalid key, try again")
continue
break
if time_input_key == 1:
return time_prompt_fully_manually()
elif time_input_key == 2:
return time_prompt_offset_from_now()
def time_prompt_fully_manually() -> datetime.datetime:
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# TODO: Add support for offset from now in seconds
time = parse(
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input(
"Please enter the time in any format supported by dateutil.parser.parse\n"
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"Recommended format: UTC ISO format YYYY-MM-DDThh:mm:ssZ: "
)
)
print(f"Parsed timestamp: {time}")
return time
def time_prompt_offset_from_now() -> datetime.datetime:
seconds_offset = math.floor(
float(
input(
"Please enter the time as a offset from now in seconds. Negative offset is allowed: "
)
)
)
time_now_with_offset = datetime.datetime.now(
tz=datetime.timezone.utc
) + datetime.timedelta(seconds=seconds_offset)
print(f"Absolute resulting time: {time_now_with_offset}")
return time_now_with_offset
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def store_select_prompt() -> (ObjectIdU32, str):
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obj_id_dict = get_object_ids()
print("Available TM stores:")
idx_to_obj_id = dict()
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for k, v in STORE_DICT.items():
print(f" {k}: {v[1]}")
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while True:
target_index = int(
input("Please enter the target store for the TM store transaction: ")
)
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desc_and_obj_id = STORE_DICT.get(TmStoreSelect(target_index))
if desc_and_obj_id is None:
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_LOGGER.warning("Invalid index. Try again")
continue
break
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obj_id_raw = desc_and_obj_id[0]
obj_id = obj_id_dict.get(obj_id_raw)
print(f"Selected store: {obj_id} ({desc_and_obj_id[1]})")
return obj_id_dict.get(obj_id_raw), desc_and_obj_id[1]