eive-tmtc/pus_tc/devs/heater.py

204 lines
6.1 KiB
Python

# -*- coding: utf-8 -*-
"""Command sequence to test the HeaterHandler
@author J. Meier
@date 30.01.2021
"""
import enum
from config.definitions import CustomServiceList
from config.object_ids import get_object_ids
from tmtccmd.config import TmTcDefWrapper, OpCodeEntry
from tmtccmd.tc import DefaultPusQueueHelper
from tmtccmd.util.obj_id import ObjectIdU32
from tmtccmd.tc.pus_201_fsfw_health import (
pack_set_health_cmd_data,
FsfwHealth,
Subservices,
)
from tmtccmd.tc.pus_8_funccmd import generate_action_command
from spacepackets.ecss.tc import PusTelecommand
class SwitchNumbers:
HEATER_0_OBC_BRD = 0
HEATER_1_PLOC_PROC_BRD = 1
HEATER_2_ACS_BRD = 2
HEATER_3_PCDU_PDU = 3
HEATER_4_CAMERA = 4
HEATER_5_STR = 5
HEATER_6_DRO = 6
HEATER_7_HPA = 7
NUMBER_OF_SWITCHES = 8
class OpCodes:
HEATER_CMD = ["0", "switch-cmd"]
HEATER_EXT_CTRL = ["1", "set-ext-ctrl"]
HEATER_FAULTY_CMD = ["2", "set-faulty"]
HEATER_HEALTHY_CMD = ["3", "set-healthy"]
class Info:
HEATER_CMD = "Heater Switch Command"
HEATER_EXT_CTRL = "Set to external control"
HEATER_FAULTY_CMD = "Set to faulty"
HEATER_HEALTHY_CMD = "Set to healthy"
# Needed in OBSW to differentiate between external and internal heater commands
COMMAND_SOURCE_PARAM_EXTERNAL = 1
class ActionIds(enum.IntEnum):
SWITCH_HEATER = 0
def add_heater_cmds(defs: TmTcDefWrapper):
oce = OpCodeEntry()
oce.add(keys=OpCodes.HEATER_CMD, info=Info.HEATER_CMD)
oce.add(keys=OpCodes.HEATER_HEALTHY_CMD, info=Info.HEATER_HEALTHY_CMD)
oce.add(keys=OpCodes.HEATER_EXT_CTRL, info=Info.HEATER_EXT_CTRL)
oce.add(keys=OpCodes.HEATER_FAULTY_CMD, info=Info.HEATER_FAULTY_CMD)
defs.add_service(
name=CustomServiceList.HEATER.value,
info="Heater Device",
op_code_entry=oce,
)
def pack_heater_cmds(object_id: bytearray, op_code: str, q: DefaultPusQueueHelper):
if op_code in OpCodes.HEATER_CMD:
q.add_log_cmd("Heater Switching")
heater_number = prompt_heater()
while True:
action = input("Turn switch on or off? (0 - off, 1 - on): ")
if not action.isdigit():
print("Switch action not valid")
continue
action = int(action)
if action != 0 and action != 1:
print("Invalid action defined. Must be 0 (off) or 1 (on")
continue
break
if action == 1:
act_str = "on"
else:
act_str = "off"
debug_string = f"Switching heater {heater_number} {act_str}"
q.add_log_cmd(debug_string)
q.add_pus_tc(pack_switch_heater_command(object_id, heater_number, action))
if op_code in OpCodes.HEATER_EXT_CTRL:
heater_number = prompt_heater()
obj_id = heater_idx_to_obj(heater_number)
health_cmd(
q=q,
object_id=obj_id,
health=FsfwHealth.EXTERNAL_CTRL,
health_str="External Control",
heater_idx=heater_number,
)
if op_code in OpCodes.HEATER_FAULTY_CMD:
heater_number = prompt_heater()
obj_id = heater_idx_to_obj(heater_number)
health_cmd(
q=q,
object_id=obj_id,
health=FsfwHealth.FAULTY,
health_str="Faulty",
heater_idx=heater_number,
)
if op_code in OpCodes.HEATER_HEALTHY_CMD:
heater_number = prompt_heater()
obj_id = heater_idx_to_obj(heater_number)
health_cmd(
q=q,
object_id=obj_id,
health=FsfwHealth.HEALTHY,
health_str="Healthy",
heater_idx=heater_number,
)
def heater_idx_to_obj(heater: int) -> ObjectIdU32:
from config.object_ids import (
HEATER_0_OBC_BRD,
HEATER_1_PLOC_PROC_BRD,
HEATER_2_ACS_BRD,
HEATER_3_PCDU_BRD,
HEATER_4_CAMERA,
HEATER_5_STR,
HEATER_6_DRO,
HEATER_7_HPA,
)
obj_id_array = [
HEATER_0_OBC_BRD,
HEATER_1_PLOC_PROC_BRD,
HEATER_2_ACS_BRD,
HEATER_3_PCDU_BRD,
HEATER_4_CAMERA,
HEATER_5_STR,
HEATER_6_DRO,
HEATER_7_HPA,
]
obj_dict = get_object_ids()
obj_id_obj = obj_dict.get(obj_id_array[heater])
if obj_id_obj is None:
return ObjectIdU32.from_bytes(obj_id_array[heater])
return obj_id_obj
def prompt_heater() -> int:
while True:
print("HEATER 0 | PLOC PROC Board")
print("HEATER 1 | PCDU Board")
print("HEATER 2 | ACS Board")
print("HEATER 3 | OBC Board")
print("HEATER 4 | CAMERA")
print("HEATER 5 | STR")
print("HEATER 6 | DRO")
print("HEATER 7 | HPA")
heater_number = input("Type number of heater to switch [0-7]: ")
if not heater_number.isdigit():
print("Heater number not a digit")
continue
heater_number = int(heater_number)
if heater_number >= SwitchNumbers.NUMBER_OF_SWITCHES or heater_number < 0:
print("Invalid heater switch number")
continue
break
return heater_number
def health_cmd(
q: DefaultPusQueueHelper,
heater_idx: int,
object_id: ObjectIdU32,
health: FsfwHealth,
health_str: str,
):
q.add_log_cmd(f"Setting Heater {heater_idx} {object_id} to {health_str}")
app_data = pack_set_health_cmd_data(object_id=object_id.as_bytes, health=health)
q.add_pus_tc(
PusTelecommand(
service=201, subservice=Subservices.TC_SET_HEALTH, app_data=app_data
)
)
def pack_switch_heater_command(
object_id: bytes, switch_nr: int, switch_action: int
) -> PusTelecommand:
"""Function to generate a heater switch command.
:param object_id: The object id of the HeaterHandler object.
:param switch_nr: The switch number identifying the heater to switch
:param switch_action: Action to perform. 0 - Sets switch off, 1 - Sets switch on.
"""
command = bytearray()
command.append(switch_nr)
command.append(switch_action)
command.append(COMMAND_SOURCE_PARAM_EXTERNAL)
return generate_action_command(
object_id=object_id, action_id=ActionIds.SWITCH_HEATER, app_data=command
)