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14 changed files with 246 additions and 72 deletions

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@ -1,5 +1,5 @@
[bumpversion] [bumpversion]
current_version = 0.1.3 current_version = 0.1.4
commit = True commit = True
tag = True tag = True

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@ -2,4 +2,3 @@ grpcio-tools~=1.43.0
mypy-protobuf~=3.2.0 mypy-protobuf~=3.2.0
types-protobuf~=3.19.6 types-protobuf~=3.19.6
grpc-stubs~=1.24.7 grpc-stubs~=1.24.7
bump2version

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@ -6,7 +6,7 @@ with open('README.rst') as f:
setuptools.setup( setuptools.setup(
name='TSGRain Controller', name='TSGRain Controller',
version='0.1.3', version='0.1.4',
author='ThetaDev', author='ThetaDev',
description='TSGRain irrigation controller', description='TSGRain irrigation controller',
long_description=README, long_description=README,

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@ -120,6 +120,20 @@ def test_start_task_queue(app):
assert tasks[0].zone_id == 2 assert tasks[0].zone_id == 2
assert tasks[1].zone_id == 3 assert tasks[1].zone_id == 3
# Queue processing time
time.sleep(0.2)
# Try to enqueue the same task again -> should cancel
res = app.request_task(
models.TaskRequest(source=models.Source.MANUAL,
zone_id=3,
duration=30,
queuing=True,
cancelling=True))
assert not res.started
assert res.stopped
def test_crud_job(app): def test_crud_job(app):
# Insert jobs # Insert jobs

22
tests/test_jobschedule.py Normal file
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@ -0,0 +1,22 @@
# coding=utf-8
from datetime import datetime
import pytest
from tsgrain_controller import models
@pytest.mark.parametrize('date, repeat, expect', [
(datetime(2022, 1, 18, 10, 30, 0), False, True),
(datetime(2022, 1, 18, 10, 30, 13), False, True),
(datetime(2022, 1, 18, 10, 29, 59), False, False),
(datetime(2022, 1, 19, 10, 30, 0), False, False),
(datetime(2022, 1, 19, 10, 30, 0), True, True),
])
def test_job_check(date, repeat, expect):
date_now = datetime(2022, 1, 18, 10, 30, 0)
job = models.Job(date, 30, [1], True, repeat)
assert job.check(date_now) is expect
job.enable = False
assert job.check(date_now) is False

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@ -80,3 +80,30 @@ def test_queue_runner():
assert util.to_json(q) == \ assert util.to_json(q) == \
'[{"source": "MANUAL", "zone_id": 2, "duration": 5, "remaining": 4}, \ '[{"source": "MANUAL", "zone_id": 2, "duration": 5, "remaining": 4}, \
{"source": "SCHEDULE", "zone_id": 2, "duration": 10, "remaining": 10}]' {"source": "SCHEDULE", "zone_id": 2, "duration": 10, "remaining": 10}]'
def test_interrupt_auto():
"""
Wenn der Automatikmodus unterbrochen und ein Scheduled-Task unterbrochen in der
Warteschlange liegt, sollte ein manueller Task gestartet werden können.
"""
app = fixtures.TestingApp()
q = task_queue.TaskQueue(app)
app.auto = True
taskAuto = models.Task(models.Source.SCHEDULE, 1, 10)
taskMan = models.Task(models.Source.MANUAL, 2, 5)
q.start()
assert q.enqueue(taskAuto)
time.sleep(0.2)
assert not q.enqueue(taskMan, False)
app.auto = False
time.sleep(0.2)
assert q.enqueue(taskMan, False)
q.stop()

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@ -20,7 +20,7 @@ def test_run_cmd(cmd_str: str, raise_err: bool):
systimecfg._run_cmd(cmd_str) systimecfg._run_cmd(cmd_str)
def get_system_timezone(mocker): def test_get_system_timezone(mocker):
mock_res = mock.Mock() mock_res = mock.Mock()
mock_res.stdout = 'Europe/Berlin' mock_res.stdout = 'Europe/Berlin'
@ -38,6 +38,16 @@ def get_system_timezone(mocker):
stderr=subprocess.PIPE) stderr=subprocess.PIPE)
def test_get_system_timezone_err(mocker):
mock_res = mock.Mock()
mock_res.stdout = 'Europe Berlin'
mocker.patch('subprocess.run', return_value=mock_res)
with pytest.raises(systimecfg.ErrorInvalidTimezone):
systimecfg.get_system_timezone()
def test_set_system_datetime(mocker): def test_set_system_datetime(mocker):
cmd_run_mock: mock.MagicMock = mocker.patch('subprocess.run') cmd_run_mock: mock.MagicMock = mocker.patch('subprocess.run')

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@ -1 +1 @@
__version__ = '0.1.3' __version__ = '0.1.4'

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@ -39,7 +39,7 @@ class Application(models.AppInterface):
self.db.load_queue(self.queue) self.db.load_queue(self.queue)
self.io = io_factory.new_io(self, io_type) self.io = io_factory.new_io(self, io_type)
self.io.set_callbacks(self._cb_manual, self._cb_modekey) self.io.set_callback(self._input_cb)
self.outputs = output.Outputs(self.io, self.queue, self) self.outputs = output.Outputs(self.io, self.queue, self)
@ -71,16 +71,21 @@ class Application(models.AppInterface):
def get_logger(self) -> logging.Logger: def get_logger(self) -> logging.Logger:
return self.logger return self.logger
def _cb_manual(self, zone_id: int): def _input_cb(self, key: str):
self.request_task( if key == 'BT_MODE':
models.TaskRequest(source=models.Source.MANUAL, self.set_auto_mode(not self.get_auto_mode())
zone_id=zone_id, elif key.startswith('BT_Z_'):
duration=self.cfg.manual_time, zoneid_str = key[5:]
queuing=False, try:
cancelling=True)) zone_id = int(zoneid_str)
except ValueError:
def _cb_modekey(self): return
self.set_auto_mode(not self.get_auto_mode()) self.request_task(
models.TaskRequest(source=models.Source.MANUAL,
zone_id=zone_id,
duration=self.cfg.manual_time,
queuing=False,
cancelling=True))
def request_task(self, def request_task(self,
request: models.TaskRequest) -> models.TaskRequestResult: request: models.TaskRequest) -> models.TaskRequestResult:
@ -106,7 +111,7 @@ class Application(models.AppInterface):
task = models.Task(request.source, request.zone_id, duration) task = models.Task(request.source, request.zone_id, duration)
task.validate(self) task.validate(self)
started = self.queue.enqueue(task, not request.queuing) started = self.queue.enqueue(task, request.queuing)
return models.TaskRequestResult(started, False) return models.TaskRequestResult(started, False)
def start_task(self, source: models.Source, zone_id: int, duration: int, def start_task(self, source: models.Source, zone_id: int, duration: int,
@ -171,6 +176,7 @@ class Application(models.AppInterface):
systimecfg.set_system_timezone(tz, self.cfg.cmd_set_timezone) systimecfg.set_system_timezone(tz, self.cfg.cmd_set_timezone)
def start(self): def start(self):
logging.info('Starting application')
self._running = True self._running = True
self.io.start() self.io.start()
self.outputs.start() self.outputs.start()
@ -179,6 +185,7 @@ class Application(models.AppInterface):
self.grpc_server.start() self.grpc_server.start()
def stop(self): def stop(self):
logging.info('Stopping application')
self._running = False self._running = False
self.grpc_server.stop(None) self.grpc_server.stop(None)
self.scheduler.stop() self.scheduler.stop()

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@ -5,27 +5,36 @@ from typing import Callable, Optional
class Io: class Io:
def __init__(self, *args): # pylint: disable=unused-argument def __init__(self, *args): # pylint: disable=unused-argument
self.cb_manual: Optional[Callable[[int], None]] = None self.cb_input: Optional[Callable[[str], None]] = None
self.cb_mode: Optional[Callable[[], None]] = None
def set_callbacks(self, cb_manual: Optional[Callable[[int], None]], def set_callback(self, cb: Optional[Callable[[str], None]]):
cb_mode: Optional[Callable[[], None]]): """
self.cb_manual = cb_manual Setze die Callback-Funktion, die bei einer Eingabe aufgerufen wird.
self.cb_mode = cb_mode Als Parameter wird der Name des Eingabegeräts mit übergeben.
def _trigger_cb_manual(self, zone_id: int): :param cb: Input-Callback-Funktion
if self.cb_manual is not None: """
self.cb_manual(zone_id) self.cb_input = cb
def _trigger_cb_mode(self): def _trigger_cb(self, key: str):
if self.cb_mode is not None: """
self.cb_mode() Löse die Input-Callback-Funktion aus
:param key: Gerätename
"""
if self.cb_input is not None:
self.cb_input(key)
def start(self): def start(self):
pass """Initialisiere die IO"""
def stop(self): def stop(self):
pass """Beende die IO und deaktiviere alle Ausgabegeräte"""
def write_output(self, key: str, val: bool): def write_output(self, key: str, val: bool):
pass """
Setze den Zustand eines Ausgabegeräts
:param key: Name des Ausgabegeräts (z.B. ``VALVE_1``)
:param val: Status des Ausgabegeräts
"""

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@ -77,10 +77,10 @@ class Io(util.StoppableThread, io.Io):
# Mode key (0) # Mode key (0)
if c == 48: if c == 48:
self._trigger_cb_mode() self._trigger_cb('BT_MODE')
# Zone keys (1-7) # Zone keys (1-7)
elif 49 <= c <= 55: elif 49 <= c <= 55:
self._trigger_cb_manual(c - 48) self._trigger_cb(f'BT_Z_{c - 48}')
self._screen.erase() self._screen.erase()
self._screen.addstr(0, 0, self._screen.addstr(0, 0,

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@ -3,7 +3,7 @@ import logging
import time import time
from dataclasses import dataclass from dataclasses import dataclass
from enum import Enum from enum import Enum
from typing import Callable, Dict, Optional, Tuple from typing import Dict, Optional, Tuple
from RPi import GPIO # pylint: disable=import-error from RPi import GPIO # pylint: disable=import-error
import smbus import smbus
@ -38,7 +38,8 @@ Polarität pro GPIOA-Pin.
- ``0`` High wenn aktiv - ``0`` High wenn aktiv
Die Einstellung hatte im Test nur bei als Eingängen konfigurierten Pins Die Einstellung hatte im Test nur bei als Eingängen konfigurierten Pins
einen Effekt. Bei Ausgängen wird stattdessen der gesetzte Wert invertiert. einen Effekt. Invertierte Ausgänge setzt die Library deswegen auf den
entgegengesetzten Wert.
""" """
MCP_IPOLB = 0x03 MCP_IPOLB = 0x03
@ -197,6 +198,8 @@ class PinConfigInvalid(Exception):
class _MCP23017Port(Enum): class _MCP23017Port(Enum):
"""IO-Port des MCP23017 (A/B)"""
A = 0 A = 0
B = 1 B = 1
@ -206,13 +209,41 @@ class _MCP23017Port(Enum):
@dataclass @dataclass
class _MCP23017Device: class _MCP23017Device:
"""
Ein einzelnes mit einen MCP23017 I2C-Portexpander verbundenes
Eingabe/Ausgabegerät.
"""
i2c_address: int i2c_address: int
"""I2C-Adresse des MCP23017"""
port: _MCP23017Port port: _MCP23017Port
"""IO-Port des MCP23017 (A/B)"""
pin: int pin: int
"""IO-Pin des MCP23017 (0-7)"""
invert: bool invert: bool
"""Zustand des Pins invertieren"""
@classmethod @classmethod
def from_config(cls, cfg_str: str): def from_config(cls, cfg_str: str) -> '_MCP23017Device':
"""
Parst einen Konfigurationsstring und erstellt daraus
ein neues ``_MCP23017Device``-Objekt.
Der Konfigurationsstring hat folgendes Format:
``'I2C_ADDR/PIN'``
Beispiel: ``0x27/B0`` (MCP23017 mit I2C-Adresse 0x27, Pin B0)
Um den Zustand eines Geräts zu invertieren, einfach ``/!``
an den Konfiguraionsstring anfügen: ``0x27/B0/!``
:param cfg_str: Konfigurationsstring
:return: Neues ``_MCP23017Device``-Objekt
"""
cfg_parts = cfg_str.split('/') cfg_parts = cfg_str.split('/')
if len(cfg_parts) < 2: if len(cfg_parts) < 2:
raise PinConfigInvalid(cfg_str) raise PinConfigInvalid(cfg_str)
@ -251,8 +282,6 @@ class Io(io.Io):
def __init__(self, app: models.AppInterface): def __init__(self, app: models.AppInterface):
super().__init__() super().__init__()
self.cb_manual: Optional[Callable[[int], None]] = None
self.cb_mode: Optional[Callable[[], None]] = None
self.cfg = app.get_cfg() self.cfg = app.get_cfg()
self.bus = smbus.SMBus(self.cfg.i2c_bus_id) self.bus = smbus.SMBus(self.cfg.i2c_bus_id)
@ -263,7 +292,7 @@ class Io(io.Io):
self.output_devices: Dict[str, _MCP23017Device] = {} self.output_devices: Dict[str, _MCP23017Device] = {}
self.input_devices: Dict[str, _MCP23017Device] = {} self.input_devices: Dict[str, _MCP23017Device] = {}
# Parse config # Parse config and initialize pins
for key, cfg_str in self.cfg.input_devices.items(): for key, cfg_str in self.cfg.input_devices.items():
device = _MCP23017Device.from_config(cfg_str) device = _MCP23017Device.from_config(cfg_str)
self.mcp_addresses.add(device.i2c_address) self.mcp_addresses.add(device.i2c_address)
@ -278,6 +307,15 @@ class Io(io.Io):
i2c_address: int, i2c_address: int,
register: int, register: int,
use_cache=False) -> int: use_cache=False) -> int:
"""
Lese ein Byte Daten von einem I2C-Gerät
:param i2c_address: I2C-Adresse
:param register: I2C-Register
:param use_cache: Daten zwischenspeichern und bei erneutem
Aufruf nicht erneut abfragen.
:return: Datenbyte
"""
key = (i2c_address, register) key = (i2c_address, register)
if use_cache and key in self.i2c_cache: if use_cache and key in self.i2c_cache:
@ -291,19 +329,44 @@ class Io(io.Io):
return data return data
def _i2c_write_byte(self, i2c_address: int, register: int, value: int): def _i2c_write_byte(self, i2c_address: int, register: int, value: int):
"""
Schreibe ein Byte Daten an ein I2C-Gerät
:param i2c_address: I2C-Adresse
:param register: I2C-Register
:param value: Datenbyte
"""
self.bus.write_byte_data(i2c_address, register, value) self.bus.write_byte_data(i2c_address, register, value)
def _i2c_read_bit(self, def _i2c_read_bit(self,
i2c_address: int, i2c_address: int,
register: int, register: int,
bit: int, bit: int,
use_cache=False): use_cache=False) -> bool:
"""
Lese ein Bit Daten von einem I2C-Gerät
:param i2c_address: I2C-Adresse
:param register: I2C-Register
:param bit: Nummer des Bits (0-7)
:param use_cache: Daten zwischenspeichern und bei erneutem
Aufruf nicht erneut abfragen.
:return Datenbit
"""
data = self._i2c_read_byte(i2c_address, register, use_cache) data = self._i2c_read_byte(i2c_address, register, use_cache)
bitmask = 1 << bit bitmask = 1 << bit
return bool(data & bitmask) return bool(data & bitmask)
def _i2c_write_bit(self, i2c_address: int, register: int, bit: int, def _i2c_write_bit(self, i2c_address: int, register: int, bit: int,
value: bool): value: bool):
"""
Schreibe ein Bit Daten an ein I2C-Gerät
:param i2c_address: I2C-Adresse
:param register: I2C-Register
:param bit: Nummer des Bits (0-7)
:param value: Datenbit
"""
data = self._i2c_read_byte(i2c_address, register) data = self._i2c_read_byte(i2c_address, register)
bitmask = 1 << bit bitmask = 1 << bit
@ -315,26 +378,48 @@ class Io(io.Io):
self._i2c_write_byte(i2c_address, register, data) self._i2c_write_byte(i2c_address, register, data)
def _i2c_clear_cache(self): def _i2c_clear_cache(self):
"""
Leere den I2C-Cache
(verwendet von ``_i2c_read_bit()`` und ``_i2c_read_byte()``).
"""
self.i2c_cache = {} self.i2c_cache = {}
def _configure_mcp(self, i2c_address: int): def _configure_mcp(self, i2c_address: int):
"""Schreibe die initiale Konfiguration an ein MCP23017-Gerät"""
# I/O-Modus: Lesend
self._i2c_write_byte(i2c_address, MCP_IODIRA, 0xff) self._i2c_write_byte(i2c_address, MCP_IODIRA, 0xff)
self._i2c_write_byte(i2c_address, MCP_IODIRB, 0xff) self._i2c_write_byte(i2c_address, MCP_IODIRB, 0xff)
# I/O-Polarität: Active-high
self._i2c_write_byte(i2c_address, MCP_IPOLA, 0) self._i2c_write_byte(i2c_address, MCP_IPOLA, 0)
self._i2c_write_byte(i2c_address, MCP_IPOLB, 0) self._i2c_write_byte(i2c_address, MCP_IPOLB, 0)
# Interrupt aus
self._i2c_write_byte(i2c_address, MCP_GPINTENA, 0) self._i2c_write_byte(i2c_address, MCP_GPINTENA, 0)
self._i2c_write_byte(i2c_address, MCP_GPINTENB, 0) self._i2c_write_byte(i2c_address, MCP_GPINTENB, 0)
self._i2c_write_byte(i2c_address, MCP_DEFVALA, 0) self._i2c_write_byte(i2c_address, MCP_DEFVALA, 0)
self._i2c_write_byte(i2c_address, MCP_DEFVALB, 0) self._i2c_write_byte(i2c_address, MCP_DEFVALB, 0)
self._i2c_write_byte(i2c_address, MCP_INTCONA, 0) self._i2c_write_byte(i2c_address, MCP_INTCONA, 0)
self._i2c_write_byte(i2c_address, MCP_INTCONB, 0) self._i2c_write_byte(i2c_address, MCP_INTCONB, 0)
# Interrupt-Polarität: Active-high
# Interrupt-Ports spiegeln
self._i2c_write_byte(i2c_address, MCP_IOCON, 0b01000010) self._i2c_write_byte(i2c_address, MCP_IOCON, 0b01000010)
# Pullup aus
self._i2c_write_byte(i2c_address, MCP_GPPUA, 0) self._i2c_write_byte(i2c_address, MCP_GPPUA, 0)
self._i2c_write_byte(i2c_address, MCP_GPPUB, 0) self._i2c_write_byte(i2c_address, MCP_GPPUB, 0)
# Outputs aus
self._i2c_write_byte(i2c_address, MCP_OLATA, 0) self._i2c_write_byte(i2c_address, MCP_OLATA, 0)
self._i2c_write_byte(i2c_address, MCP_OLATB, 0) self._i2c_write_byte(i2c_address, MCP_OLATB, 0)
def _configure_input_device(self, device: _MCP23017Device): def _configure_input_device(self, device: _MCP23017Device):
"""
Konfiguriere einen MCP-Pin als Eingabegerät
:param device: Gerätedefinition
"""
if device.invert: if device.invert:
self._i2c_write_bit(device.i2c_address, device.port.reg(MCP_IPOLA), self._i2c_write_bit(device.i2c_address, device.port.reg(MCP_IPOLA),
device.pin, True) device.pin, True)
@ -343,6 +428,11 @@ class Io(io.Io):
device.pin, True) device.pin, True)
def _configure_output_device(self, device: _MCP23017Device): def _configure_output_device(self, device: _MCP23017Device):
"""
Konfiguriere einen MCP-Pin als Ausgabegerät
:param device: Gerätedefinition
"""
if device.invert: if device.invert:
# self._i2c_write_bit(device.i2c_address, device.port.reg(MCP_IPOLA), # self._i2c_write_bit(device.i2c_address, device.port.reg(MCP_IPOLA),
# device.pin, True) # device.pin, True)
@ -353,6 +443,11 @@ class Io(io.Io):
device.pin, False) device.pin, False)
def _read_interrupt(self) -> Optional[str]: def _read_interrupt(self) -> Optional[str]:
"""
Rufe ab, welches Eingabegerät den Interrupt ausgelöst hat
:return: Name des Eingabegeräts (oder None)
"""
self._i2c_clear_cache() self._i2c_clear_cache()
for key, device in self.input_devices.items(): for key, device in self.input_devices.items():
@ -364,6 +459,11 @@ class Io(io.Io):
return None return None
def _read_inputs(self) -> Dict[str, bool]: def _read_inputs(self) -> Dict[str, bool]:
"""
Lese die Zustände aller Eingabegeräte aus
:return: Dict(Gerätename => Zustand)
"""
res = {} res = {}
self._i2c_clear_cache() self._i2c_clear_cache()
@ -375,6 +475,13 @@ class Io(io.Io):
return res return res
def _interrupt_handler(self, int_pin: int): # pylint: disable=unused-argument def _interrupt_handler(self, int_pin: int): # pylint: disable=unused-argument
"""
Diese Funktion wird von der RPi-GPIO-Library bei einem Interrupt des MCP23017
(Zustandswechsel eines Eingabegeräts) aufgerufen.
Es wird abgefragt, welcher Input den Interrupt ausgelöst hat und der
entsprechende Input-Callback ausgelöst.
"""
key = self._read_interrupt() key = self._read_interrupt()
if key is None: if key is None:
return return
@ -389,16 +496,7 @@ class Io(io.Io):
logging.debug('%s pressed', key) logging.debug('%s pressed', key)
else: else:
logging.debug('%s released', key) logging.debug('%s released', key)
self._trigger_cb(key)
if key == 'BT_MODE':
self._trigger_cb_mode()
elif key.startswith('BT_Z_'):
zoneid_str = key[5:]
try:
zoneid = int(zoneid_str)
except ValueError:
return
self._trigger_cb_manual(zoneid)
def write_output(self, key: str, val: bool): def write_output(self, key: str, val: bool):
device = self.output_devices[key] device = self.output_devices[key]

View file

@ -36,18 +36,6 @@ class Job:
befinden. befinden.
""" """
@property
def is_active(self) -> bool:
"""
Gibt True zurück, wenn der Bewässerungsjob in Zukunft ausgeführt werden wird.
"""
if not self.enable:
return False
if self.repeat:
return True
return self.date > util.datetime_now()
def check(self, date_now: datetime) -> bool: def check(self, date_now: datetime) -> bool:
""" """
Gibt True zurück, wenn der Bewässerungsjob in dieser Minute Gibt True zurück, wenn der Bewässerungsjob in dieser Minute

View file

@ -1,6 +1,6 @@
# coding=utf-8 # coding=utf-8
import logging import logging
from typing import Any, Dict, List, Optional from typing import List, Optional
from tsgrain_controller import models, util from tsgrain_controller import models, util
@ -20,19 +20,23 @@ class TaskQueue(util.StoppableThread, TaskHolder):
self.tasks: List[models.Task] = [] self.tasks: List[models.Task] = []
self.running_task: Optional[models.Task] = None self.running_task: Optional[models.Task] = None
def enqueue(self, task: models.Task, exclusive: bool = False) -> bool: def enqueue(self, task: models.Task, queuing: bool = True) -> bool:
""" """
Fügt der Warteschlange einen neuen Task hinzu. Die Warteschlange Fügt der Warteschlange einen neuen Task hinzu. Die Warteschlange
kann nicht mehrere Tasks der selben Quelle und Zone aufnehmen. kann nicht mehrere Tasks der selben Quelle und Zone aufnehmen.
Kann ein Task nicht aufgenommen werden, wird False zurückgegeben. Kann ein Task nicht aufgenommen werden, wird False zurückgegeben.
:param task: Neuer Task :param task: Neuer Task
:param exclusive: Wenn True, verbiete mehrere Tasks von der selben Quelle :param queuing: Füge Task der Warteschlange hinzu, wenn bereits
ein anderer Task läuft
:return: True wenn Task erfolgreich hinzugefügt :return: True wenn Task erfolgreich hinzugefügt
""" """
if not queuing and self.running_task is not None:
return False
# Abbrechen, wenn bereits ein Task mit gleicher Quelle und Zone existiert
for t in self.tasks: for t in self.tasks:
if t.source == task.source and (exclusive if t.source == task.source and t.zone_id == task.zone_id:
or t.zone_id == task.zone_id):
return False return False
self.tasks.append(task) self.tasks.append(task)
@ -70,10 +74,6 @@ class TaskQueue(util.StoppableThread, TaskHolder):
"""Task zur Speicherung in der Datenbank in dict umwandeln.""" """Task zur Speicherung in der Datenbank in dict umwandeln."""
return self.tasks return self.tasks
def serialize_rpc(self) -> Dict[str, Any]:
"""Task zur aktuellen Statusübertragung in dict umwandeln."""
return {'current_time': util.datetime_now(), 'tasks': self.serialize()}
def run_cycle(self): def run_cycle(self):
# Get a new task if none is running # Get a new task if none is running
if self.running_task is None: if self.running_task is None: