From b0bf43e6a272d42a55158e657bd937cb82fc3d8d Mon Sep 17 00:00:00 2001 From: Evgeny Zinoviev Date: Sat, 10 Jun 2023 23:02:34 +0300 Subject: move files, rename home package to homekit --- py_include/__init__.py | 0 py_include/homekit/__init__.py | 0 py_include/homekit/api/__init__.py | 19 + py_include/homekit/api/__init__.pyi | 5 + py_include/homekit/api/config.py | 15 + py_include/homekit/api/errors/__init__.py | 1 + .../homekit/api/errors/api_response_error.py | 28 + py_include/homekit/api/types/__init__.py | 6 + py_include/homekit/api/types/types.py | 33 + py_include/homekit/api/web_api_client.py | 227 ++++ py_include/homekit/audio/__init__.py | 0 py_include/homekit/audio/amixer.py | 91 ++ py_include/homekit/camera/__init__.py | 1 + py_include/homekit/camera/esp32.py | 226 ++++ py_include/homekit/camera/types.py | 5 + py_include/homekit/camera/util.py | 107 ++ py_include/homekit/config/__init__.py | 13 + py_include/homekit/config/_configs.py | 55 + py_include/homekit/config/config.py | 387 +++++++ py_include/homekit/database/__init__.py | 29 + py_include/homekit/database/__init__.pyi | 11 + py_include/homekit/database/_base.py | 9 + py_include/homekit/database/bots.py | 106 ++ py_include/homekit/database/clickhouse.py | 39 + py_include/homekit/database/inverter.py | 212 ++++ .../homekit/database/inverter_time_formats.py | 2 + py_include/homekit/database/mysql.py | 47 + py_include/homekit/database/sensors.py | 69 ++ py_include/homekit/database/simple_state.py | 48 + py_include/homekit/database/sqlite.py | 67 ++ py_include/homekit/http/__init__.py | 2 + py_include/homekit/http/http.py | 106 ++ py_include/homekit/inverter/__init__.py | 3 + py_include/homekit/inverter/config.py | 13 + py_include/homekit/inverter/emulator.py | 556 ++++++++++ py_include/homekit/inverter/inverter_wrapper.py | 48 + py_include/homekit/inverter/monitor.py | 499 +++++++++ py_include/homekit/inverter/types.py | 64 ++ py_include/homekit/inverter/util.py | 8 + py_include/homekit/media/__init__.py | 22 + py_include/homekit/media/__init__.pyi | 27 + py_include/homekit/media/node_client.py | 119 ++ py_include/homekit/media/node_server.py | 86 ++ py_include/homekit/media/record.py | 461 ++++++++ py_include/homekit/media/record_client.py | 166 +++ py_include/homekit/media/storage.py | 210 ++++ py_include/homekit/media/types.py | 13 + py_include/homekit/mqtt/__init__.py | 7 + py_include/homekit/mqtt/_config.py | 165 +++ py_include/homekit/mqtt/_module.py | 70 ++ py_include/homekit/mqtt/_mqtt.py | 86 ++ py_include/homekit/mqtt/_node.py | 92 ++ py_include/homekit/mqtt/_payload.py | 145 +++ py_include/homekit/mqtt/_util.py | 15 + py_include/homekit/mqtt/_wrapper.py | 60 + py_include/homekit/mqtt/module/diagnostics.py | 64 ++ py_include/homekit/mqtt/module/inverter.py | 195 ++++ py_include/homekit/mqtt/module/ota.py | 77 ++ py_include/homekit/mqtt/module/relay.py | 92 ++ py_include/homekit/mqtt/module/temphum.py | 82 ++ py_include/homekit/pio/__init__.py | 1 + py_include/homekit/pio/exceptions.py | 2 + py_include/homekit/pio/products.py | 113 ++ py_include/homekit/relay/__init__.py | 16 + py_include/homekit/relay/__init__.pyi | 2 + py_include/homekit/relay/sunxi_h3_client.py | 39 + py_include/homekit/relay/sunxi_h3_server.py | 82 ++ py_include/homekit/soundsensor/__init__.py | 22 + py_include/homekit/soundsensor/__init__.pyi | 8 + py_include/homekit/soundsensor/node.py | 75 ++ py_include/homekit/soundsensor/server.py | 128 +++ py_include/homekit/soundsensor/server_client.py | 38 + py_include/homekit/telegram/__init__.py | 1 + py_include/homekit/telegram/_botcontext.py | 86 ++ py_include/homekit/telegram/_botdb.py | 32 + py_include/homekit/telegram/_botlang.py | 120 ++ py_include/homekit/telegram/_botutil.py | 47 + py_include/homekit/telegram/aio.py | 18 + py_include/homekit/telegram/bot.py | 583 ++++++++++ py_include/homekit/telegram/config.py | 75 ++ py_include/homekit/telegram/telegram.py | 49 + py_include/homekit/temphum/__init__.py | 1 + py_include/homekit/temphum/base.py | 19 + py_include/homekit/temphum/i2c.py | 52 + py_include/homekit/util.py | 255 +++++ py_include/pyA20/__init__.pyi | 0 py_include/pyA20/gpio/connector.pyi | 2 + py_include/pyA20/gpio/gpio.pyi | 24 + py_include/pyA20/gpio/port.pyi | 36 + py_include/pyA20/port.pyi | 0 py_include/syncleo/__init__.py | 12 + py_include/syncleo/kettle.py | 243 ++++ py_include/syncleo/protocol.py | 1169 ++++++++++++++++++++ 93 files changed, 8761 insertions(+) create mode 100644 py_include/__init__.py create mode 100644 py_include/homekit/__init__.py create mode 100644 py_include/homekit/api/__init__.py create mode 100644 py_include/homekit/api/__init__.pyi create mode 100644 py_include/homekit/api/config.py create mode 100644 py_include/homekit/api/errors/__init__.py create mode 100644 py_include/homekit/api/errors/api_response_error.py create mode 100644 py_include/homekit/api/types/__init__.py create mode 100644 py_include/homekit/api/types/types.py create mode 100644 py_include/homekit/api/web_api_client.py create mode 100644 py_include/homekit/audio/__init__.py create mode 100644 py_include/homekit/audio/amixer.py create mode 100644 py_include/homekit/camera/__init__.py create mode 100644 py_include/homekit/camera/esp32.py create mode 100644 py_include/homekit/camera/types.py create mode 100644 py_include/homekit/camera/util.py create mode 100644 py_include/homekit/config/__init__.py create mode 100644 py_include/homekit/config/_configs.py create mode 100644 py_include/homekit/config/config.py create mode 100644 py_include/homekit/database/__init__.py create mode 100644 py_include/homekit/database/__init__.pyi create mode 100644 py_include/homekit/database/_base.py create mode 100644 py_include/homekit/database/bots.py create mode 100644 py_include/homekit/database/clickhouse.py create mode 100644 py_include/homekit/database/inverter.py create mode 100644 py_include/homekit/database/inverter_time_formats.py create mode 100644 py_include/homekit/database/mysql.py create mode 100644 py_include/homekit/database/sensors.py create mode 100644 py_include/homekit/database/simple_state.py create mode 100644 py_include/homekit/database/sqlite.py create mode 100644 py_include/homekit/http/__init__.py create mode 100644 py_include/homekit/http/http.py create mode 100644 py_include/homekit/inverter/__init__.py create mode 100644 py_include/homekit/inverter/config.py create mode 100644 py_include/homekit/inverter/emulator.py create mode 100644 py_include/homekit/inverter/inverter_wrapper.py create mode 100644 py_include/homekit/inverter/monitor.py create mode 100644 py_include/homekit/inverter/types.py create mode 100644 py_include/homekit/inverter/util.py create mode 100644 py_include/homekit/media/__init__.py create mode 100644 py_include/homekit/media/__init__.pyi create mode 100644 py_include/homekit/media/node_client.py create mode 100644 py_include/homekit/media/node_server.py create mode 100644 py_include/homekit/media/record.py create mode 100644 py_include/homekit/media/record_client.py create mode 100644 py_include/homekit/media/storage.py create mode 100644 py_include/homekit/media/types.py create mode 100644 py_include/homekit/mqtt/__init__.py create mode 100644 py_include/homekit/mqtt/_config.py create mode 100644 py_include/homekit/mqtt/_module.py create mode 100644 py_include/homekit/mqtt/_mqtt.py create mode 100644 py_include/homekit/mqtt/_node.py create mode 100644 py_include/homekit/mqtt/_payload.py create mode 100644 py_include/homekit/mqtt/_util.py create mode 100644 py_include/homekit/mqtt/_wrapper.py create mode 100644 py_include/homekit/mqtt/module/diagnostics.py create mode 100644 py_include/homekit/mqtt/module/inverter.py create mode 100644 py_include/homekit/mqtt/module/ota.py create mode 100644 py_include/homekit/mqtt/module/relay.py create mode 100644 py_include/homekit/mqtt/module/temphum.py create mode 100644 py_include/homekit/pio/__init__.py create mode 100644 py_include/homekit/pio/exceptions.py create mode 100644 py_include/homekit/pio/products.py create mode 100644 py_include/homekit/relay/__init__.py create mode 100644 py_include/homekit/relay/__init__.pyi create mode 100644 py_include/homekit/relay/sunxi_h3_client.py create mode 100644 py_include/homekit/relay/sunxi_h3_server.py create mode 100644 py_include/homekit/soundsensor/__init__.py create mode 100644 py_include/homekit/soundsensor/__init__.pyi create mode 100644 py_include/homekit/soundsensor/node.py create mode 100644 py_include/homekit/soundsensor/server.py create mode 100644 py_include/homekit/soundsensor/server_client.py create mode 100644 py_include/homekit/telegram/__init__.py create mode 100644 py_include/homekit/telegram/_botcontext.py create mode 100644 py_include/homekit/telegram/_botdb.py create mode 100644 py_include/homekit/telegram/_botlang.py create mode 100644 py_include/homekit/telegram/_botutil.py create mode 100644 py_include/homekit/telegram/aio.py create mode 100644 py_include/homekit/telegram/bot.py create mode 100644 py_include/homekit/telegram/config.py create mode 100644 py_include/homekit/telegram/telegram.py create mode 100644 py_include/homekit/temphum/__init__.py create mode 100644 py_include/homekit/temphum/base.py create mode 100644 py_include/homekit/temphum/i2c.py create mode 100644 py_include/homekit/util.py create mode 100644 py_include/pyA20/__init__.pyi create mode 100644 py_include/pyA20/gpio/connector.pyi create mode 100644 py_include/pyA20/gpio/gpio.pyi create mode 100644 py_include/pyA20/gpio/port.pyi create mode 100644 py_include/pyA20/port.pyi create mode 100644 py_include/syncleo/__init__.py create mode 100644 py_include/syncleo/kettle.py create mode 100644 py_include/syncleo/protocol.py (limited to 'py_include') diff --git a/py_include/__init__.py b/py_include/__init__.py new file mode 100644 index 0000000..e69de29 diff --git a/py_include/homekit/__init__.py b/py_include/homekit/__init__.py new file mode 100644 index 0000000..e69de29 diff --git a/py_include/homekit/api/__init__.py b/py_include/homekit/api/__init__.py new file mode 100644 index 0000000..d641f62 --- /dev/null +++ b/py_include/homekit/api/__init__.py @@ -0,0 +1,19 @@ +import importlib + +__all__ = [ + # web_api_client.py + 'WebApiClient', + 'RequestParams', + + # config.py + 'WebApiConfig' +] + + +def __getattr__(name): + if name in __all__: + file = 'config' if name == 'WebApiConfig' else 'web_api_client' + module = importlib.import_module(f'.{file}', __name__) + return getattr(module, name) + + raise AttributeError(f"module {__name__!r} has no attribute {name!r}") diff --git a/py_include/homekit/api/__init__.pyi b/py_include/homekit/api/__init__.pyi new file mode 100644 index 0000000..5b98161 --- /dev/null +++ b/py_include/homekit/api/__init__.pyi @@ -0,0 +1,5 @@ +from .web_api_client import ( + RequestParams as RequestParams, + WebApiClient as WebApiClient +) +from .config import WebApiConfig as WebApiConfig diff --git a/py_include/homekit/api/config.py b/py_include/homekit/api/config.py new file mode 100644 index 0000000..00c1097 --- /dev/null +++ b/py_include/homekit/api/config.py @@ -0,0 +1,15 @@ +from ..config import ConfigUnit +from typing import Optional, Union + + +class WebApiConfig(ConfigUnit): + NAME = 'web_api' + + @classmethod + def schema(cls) -> Optional[dict]: + return { + 'listen_addr': cls._addr_schema(required=True), + 'host': cls._addr_schema(required=True), + 'token': dict(type='string', required=True), + 'recordings_dir': dict(type='string', required=True) + } \ No newline at end of file diff --git a/py_include/homekit/api/errors/__init__.py b/py_include/homekit/api/errors/__init__.py new file mode 100644 index 0000000..efb06aa --- /dev/null +++ b/py_include/homekit/api/errors/__init__.py @@ -0,0 +1 @@ +from .api_response_error import ApiResponseError diff --git a/py_include/homekit/api/errors/api_response_error.py b/py_include/homekit/api/errors/api_response_error.py new file mode 100644 index 0000000..85d788b --- /dev/null +++ b/py_include/homekit/api/errors/api_response_error.py @@ -0,0 +1,28 @@ +from typing import Optional, List + + +class ApiResponseError(Exception): + def __init__(self, + status_code: int, + error_type: str, + error_message: str, + error_stacktrace: Optional[List[str]] = None): + super().__init__() + self.status_code = status_code + self.error_message = error_message + self.error_type = error_type + self.error_stacktrace = error_stacktrace + + def __str__(self): + def st_formatter(line: str): + return f'Remote| {line}' + + s = f'{self.error_type}: {self.error_message} (HTTP {self.status_code})' + if self.error_stacktrace is not None: + st = [] + for st_line in self.error_stacktrace: + st.append('\n'.join(st_formatter(st_subline) for st_subline in st_line.split('\n'))) + s += '\nRemote stacktrace:\n' + s += '\n'.join(st) + + return s diff --git a/py_include/homekit/api/types/__init__.py b/py_include/homekit/api/types/__init__.py new file mode 100644 index 0000000..9f27ff6 --- /dev/null +++ b/py_include/homekit/api/types/__init__.py @@ -0,0 +1,6 @@ +from .types import ( + BotType, + TemperatureSensorDataType, + TemperatureSensorLocation, + SoundSensorLocation +) diff --git a/py_include/homekit/api/types/types.py b/py_include/homekit/api/types/types.py new file mode 100644 index 0000000..981e798 --- /dev/null +++ b/py_include/homekit/api/types/types.py @@ -0,0 +1,33 @@ +from enum import Enum, auto + + +class BotType(Enum): + INVERTER = auto() + PUMP = auto() + SENSORS = auto() + ADMIN = auto() + SOUND = auto() + POLARIS_KETTLE = auto() + PUMP_MQTT = auto() + RELAY_MQTT = auto() + + +class TemperatureSensorLocation(Enum): + BIG_HOUSE_1 = auto() + BIG_HOUSE_2 = auto() + BIG_HOUSE_ROOM = auto() + STREET = auto() + DIANA = auto() + SPB1 = auto() + + +class TemperatureSensorDataType(Enum): + TEMPERATURE = auto() + RELATIVE_HUMIDITY = auto() + + +class SoundSensorLocation(Enum): + DIANA = auto() + BIG_HOUSE = auto() + SPB1 = auto() + diff --git a/py_include/homekit/api/web_api_client.py b/py_include/homekit/api/web_api_client.py new file mode 100644 index 0000000..15c1915 --- /dev/null +++ b/py_include/homekit/api/web_api_client.py @@ -0,0 +1,227 @@ +import requests +import json +import threading +import logging + +from collections import namedtuple +from datetime import datetime +from enum import Enum, auto +from typing import Optional, Callable, Union, List, Tuple, Dict +from requests.auth import HTTPBasicAuth + +from .config import WebApiConfig +from .errors import ApiResponseError +from .types import * +from ..config import config +from ..util import stringify +from ..media import RecordFile, MediaNodeClient + +_logger = logging.getLogger(__name__) +_config = WebApiConfig() + + +RequestParams = namedtuple('RequestParams', 'params, files, method') + + +class HTTPMethod(Enum): + GET = auto() + POST = auto() + + +class WebApiClient: + token: str + timeout: Union[float, Tuple[float, float]] + basic_auth: Optional[HTTPBasicAuth] + do_async: bool + async_error_handler: Optional[Callable] + async_success_handler: Optional[Callable] + + def __init__(self, timeout: Union[float, Tuple[float, float]] = 5): + self.token = config['token'] + self.timeout = timeout + self.basic_auth = None + self.do_async = False + self.async_error_handler = None + self.async_success_handler = None + + # if 'basic_auth' in config['api']: + # ba = config['api']['basic_auth'] + # col = ba.index(':') + # + # user = ba[:col] + # pw = ba[col+1:] + # + # _logger.debug(f'enabling basic auth: {user}:{pw}') + # self.basic_auth = HTTPBasicAuth(user, pw) + + # api methods + # ----------- + + def log_bot_request(self, + bot: BotType, + user_id: int, + message: str): + return self._post('log/bot_request/', { + 'bot': bot.value, + 'user_id': str(user_id), + 'message': message + }) + + def log_openwrt(self, + lines: List[Tuple[int, str]], + access_point: int): + return self._post('log/openwrt/', { + 'logs': stringify(lines), + 'ap': access_point + }) + + def get_sensors_data(self, + sensor: TemperatureSensorLocation, + hours: int): + data = self._get('sensors/data/', { + 'sensor': sensor.value, + 'hours': hours + }) + return [(datetime.fromtimestamp(date), temp, hum) for date, temp, hum in data] + + def add_sound_sensor_hits(self, + hits: List[Tuple[str, int]]): + return self._post('sound_sensors/hits/', { + 'hits': stringify(hits) + }) + + def get_sound_sensor_hits(self, + location: SoundSensorLocation, + after: datetime) -> List[dict]: + return self._process_sound_sensor_hits_data(self._get('sound_sensors/hits/', { + 'after': int(after.timestamp()), + 'location': location.value + })) + + def get_last_sound_sensor_hits(self, location: SoundSensorLocation, last: int): + return self._process_sound_sensor_hits_data(self._get('sound_sensors/hits/', { + 'last': last, + 'location': location.value + })) + + def recordings_list(self, extended=False, as_objects=False) -> Union[List[str], List[dict], List[RecordFile]]: + files = self._get('recordings/list/', {'extended': int(extended)})['data'] + if as_objects: + return MediaNodeClient.record_list_from_serialized(files) + return files + + def inverter_get_consumed_energy(self, s_from: str, s_to: str): + return self._get('inverter/consumed_energy/', { + 'from': s_from, + 'to': s_to + }) + + def inverter_get_grid_consumed_energy(self, s_from: str, s_to: str): + return self._get('inverter/grid_consumed_energy/', { + 'from': s_from, + 'to': s_to + }) + + @staticmethod + def _process_sound_sensor_hits_data(data: List[dict]) -> List[dict]: + for item in data: + item['time'] = datetime.fromtimestamp(item['time']) + return data + + # internal methods + # ---------------- + + def _get(self, *args, **kwargs): + return self._call(method=HTTPMethod.GET, *args, **kwargs) + + def _post(self, *args, **kwargs): + return self._call(method=HTTPMethod.POST, *args, **kwargs) + + def _call(self, + name: str, + params: dict, + method: HTTPMethod, + files: Optional[Dict[str, str]] = None): + if not self.do_async: + return self._make_request(name, params, method, files) + else: + t = threading.Thread(target=self._make_request_in_thread, args=(name, params, method, files)) + t.start() + return None + + def _make_request(self, + name: str, + params: dict, + method: HTTPMethod = HTTPMethod.GET, + files: Optional[Dict[str, str]] = None) -> Optional[any]: + domain = config['host'] + kwargs = {} + + if self.basic_auth is not None: + kwargs['auth'] = self.basic_auth + + if method == HTTPMethod.GET: + if files: + raise RuntimeError('can\'t upload files using GET, please use me properly') + kwargs['params'] = params + f = requests.get + else: + kwargs['data'] = params + f = requests.post + + fd = {} + if files: + for fname, fpath in files.items(): + fd[fname] = open(fpath, 'rb') + kwargs['files'] = fd + + try: + r = f(f'https://{domain}/{name}', + headers={'X-Token': self.token}, + timeout=self.timeout, + **kwargs) + + if not r.headers['content-type'].startswith('application/json'): + raise ApiResponseError(r.status_code, 'TypeError', 'content-type is not application/json') + + data = json.loads(r.text) + if r.status_code != 200: + raise ApiResponseError(r.status_code, + data['error'], + data['message'], + data['stacktrace'] if 'stacktrace' in data['error'] else None) + + return data['response'] if 'response' in data else True + finally: + for fname, f in fd.items(): + # logger.debug(f'closing file {fname} (fd={f})') + try: + f.close() + except Exception as exc: + _logger.exception(exc) + pass + + def _make_request_in_thread(self, name, params, method, files): + try: + result = self._make_request(name, params, method, files) + self._report_async_success(result, name, RequestParams(params=params, method=method, files=files)) + except Exception as e: + _logger.exception(e) + self._report_async_error(e, name, RequestParams(params=params, method=method, files=files)) + + def enable_async(self, + success_handler: Optional[Callable] = None, + error_handler: Optional[Callable] = None): + self.do_async = True + if error_handler: + self.async_error_handler = error_handler + if success_handler: + self.async_success_handler = success_handler + + def _report_async_error(self, *args): + if self.async_error_handler: + self.async_error_handler(*args) + + def _report_async_success(self, *args): + if self.async_success_handler: + self.async_success_handler(*args) \ No newline at end of file diff --git a/py_include/homekit/audio/__init__.py b/py_include/homekit/audio/__init__.py new file mode 100644 index 0000000..e69de29 diff --git a/py_include/homekit/audio/amixer.py b/py_include/homekit/audio/amixer.py new file mode 100644 index 0000000..5133c97 --- /dev/null +++ b/py_include/homekit/audio/amixer.py @@ -0,0 +1,91 @@ +import subprocess + +from ..config import app_config as config +from threading import Lock +from typing import Union, List + + +_lock = Lock() +_default_step = 5 + + +def has_control(s: str) -> bool: + for control in config['amixer']['controls']: + if control['name'] == s: + return True + return False + + +def get_caps(s: str) -> List[str]: + for control in config['amixer']['controls']: + if control['name'] == s: + return control['caps'] + raise KeyError(f'control {s} not found') + + +def get_all() -> list: + controls = [] + for control in config['amixer']['controls']: + controls.append({ + 'name': control['name'], + 'info': get(control['name']), + 'caps': control['caps'] + }) + return controls + + +def get(control: str): + return call('get', control) + + +def mute(control): + return call('set', control, 'mute') + + +def unmute(control): + return call('set', control, 'unmute') + + +def cap(control): + return call('set', control, 'cap') + + +def nocap(control): + return call('set', control, 'nocap') + + +def _get_default_step() -> int: + if 'step' in config['amixer']: + return int(config['amixer']['step']) + + return _default_step + + +def incr(control, step=None): + if step is None: + step = _get_default_step() + return call('set', control, f'{step}%+') + + +def decr(control, step=None): + if step is None: + step = _get_default_step() + return call('set', control, f'{step}%-') + + +def call(*args, return_code=False) -> Union[int, str]: + with _lock: + result = subprocess.run([config['amixer']['bin'], *args], + stdout=subprocess.PIPE, + stderr=subprocess.PIPE) + if return_code: + return result.returncode + + if result.returncode != 0: + raise AmixerError(result.stderr.decode().strip()) + + return result.stdout.decode().strip() + + +class AmixerError(OSError): + pass diff --git a/py_include/homekit/camera/__init__.py b/py_include/homekit/camera/__init__.py new file mode 100644 index 0000000..626930b --- /dev/null +++ b/py_include/homekit/camera/__init__.py @@ -0,0 +1 @@ +from .types import CameraType \ No newline at end of file diff --git a/py_include/homekit/camera/esp32.py b/py_include/homekit/camera/esp32.py new file mode 100644 index 0000000..fe6de0e --- /dev/null +++ b/py_include/homekit/camera/esp32.py @@ -0,0 +1,226 @@ +import logging +import requests +import json +import asyncio +import aioshutil + +from io import BytesIO +from functools import partial +from typing import Union, Optional +from enum import Enum +from ..api.errors import ApiResponseError +from ..util import Addr + + +class FrameSize(Enum): + UXGA_1600x1200 = 13 + SXGA_1280x1024 = 12 + HD_1280x720 = 11 + XGA_1024x768 = 10 + SVGA_800x600 = 9 + VGA_640x480 = 8 + HVGA_480x320 = 7 + CIF_400x296 = 6 + QVGA_320x240 = 5 + N_240x240 = 4 + HQVGA_240x176 = 3 + QCIF_176x144 = 2 + QQVGA_160x120 = 1 + N_96x96 = 0 + + +class WBMode(Enum): + AUTO = 0 + SUNNY = 1 + CLOUDY = 2 + OFFICE = 3 + HOME = 4 + + +def _assert_bounds(n: int, min: int, max: int): + if not min <= n <= max: + raise ValueError(f'value must be between {min} and {max}') + + +class WebClient: + def __init__(self, + addr: Addr): + self.endpoint = f'http://{addr[0]}:{addr[1]}' + self.logger = logging.getLogger(self.__class__.__name__) + self.delay = 0 + self.isfirstrequest = True + + async def syncsettings(self, settings) -> bool: + status = await self.getstatus() + self.logger.debug(f'syncsettings: status={status}') + + changed_anything = False + + for name, value in settings.items(): + server_name = name + if name == 'aec_dsp': + server_name = 'aec2' + + if server_name not in status: + # legacy compatibility + if server_name != 'vflip': + self.logger.warning(f'syncsettings: field `{server_name}` not found in camera status') + continue + + try: + # server returns 0 or 1 for bool values + if type(value) is bool: + value = int(value) + + if status[server_name] == value: + continue + except KeyError as exc: + if name != 'vflip': + self.logger.error(exc) + + try: + # fix for cases like when field is called raw_gma, but method is setrawgma() + name = name.replace('_', '') + + func = getattr(self, f'set{name}') + self.logger.debug(f'syncsettings: calling set{name}({value})') + + await func(value) + + changed_anything = True + except AttributeError as exc: + self.logger.exception(exc) + self.logger.error(f'syncsettings: method set{name}() not found') + + return changed_anything + + def setdelay(self, delay: int): + self.delay = delay + + async def capture(self, output: Optional[str] = None) -> Union[BytesIO, bool]: + kw = {} + if output: + kw['save_to'] = output + else: + kw['as_bytes'] = True + return await self._call('capture', **kw) + + async def getstatus(self): + return json.loads(await self._call('status')) + + async def setflash(self, enable: bool): + await self._control('flash', int(enable)) + + async def setframesize(self, fs: Union[int, FrameSize]): + if type(fs) is int: + fs = FrameSize(fs) + await self._control('framesize', fs.value) + + async def sethmirror(self, enable: bool): + await self._control('hmirror', int(enable)) + + async def setvflip(self, enable: bool): + await self._control('vflip', int(enable)) + + async def setawb(self, enable: bool): + await self._control('awb', int(enable)) + + async def setawbgain(self, enable: bool): + await self._control('awb_gain', int(enable)) + + async def setwbmode(self, mode: WBMode): + await self._control('wb_mode', mode.value) + + async def setaecsensor(self, enable: bool): + await self._control('aec', int(enable)) + + async def setaecdsp(self, enable: bool): + await self._control('aec2', int(enable)) + + async def setagc(self, enable: bool): + await self._control('agc', int(enable)) + + async def setagcgain(self, gain: int): + _assert_bounds(gain, 1, 31) + await self._control('agc_gain', gain) + + async def setgainceiling(self, gainceiling: int): + _assert_bounds(gainceiling, 2, 128) + await self._control('gainceiling', gainceiling) + + async def setbpc(self, enable: bool): + await self._control('bpc', int(enable)) + + async def setwpc(self, enable: bool): + await self._control('wpc', int(enable)) + + async def setrawgma(self, enable: bool): + await self._control('raw_gma', int(enable)) + + async def setlenscorrection(self, enable: bool): + await self._control('lenc', int(enable)) + + async def setdcw(self, enable: bool): + await self._control('dcw', int(enable)) + + async def setcolorbar(self, enable: bool): + await self._control('colorbar', int(enable)) + + async def setquality(self, q: int): + _assert_bounds(q, 4, 63) + await self._control('quality', q) + + async def setbrightness(self, brightness: int): + _assert_bounds(brightness, -2, -2) + await self._control('brightness', brightness) + + async def setcontrast(self, contrast: int): + _assert_bounds(contrast, -2, 2) + await self._control('contrast', contrast) + + async def setsaturation(self, saturation: int): + _assert_bounds(saturation, -2, 2) + await self._control('saturation', saturation) + + async def _control(self, var: str, value: Union[int, str]): + return await self._call('control', params={'var': var, 'val': value}) + + async def _call(self, + method: str, + params: Optional[dict] = None, + save_to: Optional[str] = None, + as_bytes=False) -> Union[str, bool, BytesIO]: + loop = asyncio.get_event_loop() + + if not self.isfirstrequest and self.delay > 0: + sleeptime = self.delay / 1000 + self.logger.debug(f'sleeping for {sleeptime}') + + await asyncio.sleep(sleeptime) + + self.isfirstrequest = False + + url = f'{self.endpoint}/{method}' + self.logger.debug(f'calling {url}, params: {params}') + + kwargs = {} + if params: + kwargs['params'] = params + if save_to: + kwargs['stream'] = True + + r = await loop.run_in_executor(None, + partial(requests.get, url, **kwargs)) + if r.status_code != 200: + raise ApiResponseError(status_code=r.status_code) + + if as_bytes: + return BytesIO(r.content) + + if save_to: + r.raise_for_status() + with open(save_to, 'wb') as f: + await aioshutil.copyfileobj(r.raw, f) + return True + + return r.text diff --git a/py_include/homekit/camera/types.py b/py_include/homekit/camera/types.py new file mode 100644 index 0000000..de59022 --- /dev/null +++ b/py_include/homekit/camera/types.py @@ -0,0 +1,5 @@ +from enum import Enum + + +class CameraType(Enum): + ESP32 = 'esp32' diff --git a/py_include/homekit/camera/util.py b/py_include/homekit/camera/util.py new file mode 100644 index 0000000..97f35aa --- /dev/null +++ b/py_include/homekit/camera/util.py @@ -0,0 +1,107 @@ +import asyncio +import os.path +import logging +import psutil + +from typing import List, Tuple +from ..util import chunks +from ..config import config + +_logger = logging.getLogger(__name__) +_temporary_fixing = '.temporary_fixing.mp4' + + +def _get_ffmpeg_path() -> str: + return 'ffmpeg' if 'ffmpeg' not in config else config['ffmpeg']['path'] + + +def time2seconds(time: str) -> int: + time, frac = time.split('.') + frac = int(frac) + + h, m, s = [int(i) for i in time.split(':')] + + return round(s + m*60 + h*3600 + frac/1000) + + +async def ffmpeg_recreate(filename: str): + filedir = os.path.dirname(filename) + tempname = os.path.join(filedir, _temporary_fixing) + mtime = os.path.getmtime(filename) + + args = [_get_ffmpeg_path(), '-nostats', '-loglevel', 'error', '-i', filename, '-c', 'copy', '-y', tempname] + proc = await asyncio.create_subprocess_exec(*args, + stdout=asyncio.subprocess.PIPE, + stderr=asyncio.subprocess.PIPE) + stdout, stderr = await proc.communicate() + if proc.returncode != 0: + _logger.error(f'fix_timestamps({filename}): ffmpeg returned {proc.returncode}, stderr: {stderr.decode().strip()}') + + if os.path.isfile(tempname): + os.unlink(filename) + os.rename(tempname, filename) + os.utime(filename, (mtime, mtime)) + _logger.info(f'fix_timestamps({filename}): OK') + else: + _logger.error(f'fix_timestamps({filename}): temp file \'{tempname}\' does not exists, fix failed') + + +async def ffmpeg_cut(input: str, + output: str, + start_pos: int, + duration: int): + args = [_get_ffmpeg_path(), '-nostats', '-loglevel', 'error', '-i', input, + '-ss', str(start_pos), '-t', str(duration), + '-c', 'copy', '-y', output] + proc = await asyncio.create_subprocess_exec(*args, + stdout=asyncio.subprocess.PIPE, + stderr=asyncio.subprocess.PIPE) + stdout, stderr = await proc.communicate() + if proc.returncode != 0: + _logger.error(f'ffmpeg_cut({input}, start_pos={start_pos}, duration={duration}): ffmpeg returned {proc.returncode}, stderr: {stderr.decode().strip()}') + else: + _logger.info(f'ffmpeg_cut({input}): OK') + + +def dvr_scan_timecodes(timecodes: str) -> List[Tuple[int, int]]: + tc_backup = timecodes + + timecodes = timecodes.split(',') + if len(timecodes) % 2 != 0: + raise DVRScanInvalidTimecodes(f'invalid number of timecodes. input: {tc_backup}') + + timecodes = list(map(time2seconds, timecodes)) + timecodes = list(chunks(timecodes, 2)) + + # sort out invalid fragments (dvr-scan returns them sometimes, idk why...) + timecodes = list(filter(lambda f: f[0] < f[1], timecodes)) + if not timecodes: + raise DVRScanInvalidTimecodes(f'no valid timecodes. input: {tc_backup}') + + # https://stackoverflow.com/a/43600953 + timecodes.sort(key=lambda interval: interval[0]) + merged = [timecodes[0]] + for current in timecodes: + previous = merged[-1] + if current[0] <= previous[1]: + previous[1] = max(previous[1], current[1]) + else: + merged.append(current) + + return merged + + +class DVRScanInvalidTimecodes(Exception): + pass + + +def has_handle(fpath): + for proc in psutil.process_iter(): + try: + for item in proc.open_files(): + if fpath == item.path: + return True + except Exception: + pass + + return False \ No newline at end of file diff --git a/py_include/homekit/config/__init__.py b/py_include/homekit/config/__init__.py new file mode 100644 index 0000000..2fa5214 --- /dev/null +++ b/py_include/homekit/config/__init__.py @@ -0,0 +1,13 @@ +from .config import ( + Config, + ConfigUnit, + AppConfigUnit, + Translation, + config, + is_development_mode, + setup_logging +) +from ._configs import ( + LinuxBoardsConfig, + ServicesListConfig +) \ No newline at end of file diff --git a/py_include/homekit/config/_configs.py b/py_include/homekit/config/_configs.py new file mode 100644 index 0000000..1628cba --- /dev/null +++ b/py_include/homekit/config/_configs.py @@ -0,0 +1,55 @@ +from .config import ConfigUnit +from typing import Optional + + +class ServicesListConfig(ConfigUnit): + NAME = 'services_list' + + @classmethod + def schema(cls) -> Optional[dict]: + return { + 'type': 'list', + 'empty': False, + 'schema': { + 'type': 'string' + } + } + + +class LinuxBoardsConfig(ConfigUnit): + NAME = 'linux_boards' + + @classmethod + def schema(cls) -> Optional[dict]: + return { + 'type': 'dict', + 'schema': { + 'mdns': {'type': 'string', 'required': True}, + 'board': {'type': 'string', 'required': True}, + 'network': { + 'type': 'list', + 'required': True, + 'empty': False, + 'allowed': ['wifi', 'ethernet'] + }, + 'ram': {'type': 'integer', 'required': True}, + 'online': {'type': 'boolean', 'required': True}, + + # optional + 'services': { + 'type': 'list', + 'empty': False, + 'allowed': ServicesListConfig().get() + }, + 'ext_hdd': { + 'type': 'list', + 'schema': { + 'type': 'dict', + 'schema': { + 'mountpoint': {'type': 'string', 'required': True}, + 'size': {'type': 'integer', 'required': True} + } + }, + }, + } + } diff --git a/py_include/homekit/config/config.py b/py_include/homekit/config/config.py new file mode 100644 index 0000000..7344386 --- /dev/null +++ b/py_include/homekit/config/config.py @@ -0,0 +1,387 @@ +import yaml +import logging +import os +import cerberus +import cerberus.errors + +from abc import ABC +from typing import Optional, Any, MutableMapping, Union +from argparse import ArgumentParser +from enum import Enum, auto +from os.path import join, isdir, isfile +from ..util import Addr + + +class MyValidator(cerberus.Validator): + def _normalize_coerce_addr(self, value): + return Addr.fromstring(value) + + +MyValidator.types_mapping['addr'] = cerberus.TypeDefinition('Addr', (Addr,), ()) + + +CONFIG_DIRECTORIES = ( + join(os.environ['HOME'], '.config', 'homekit'), + '/etc/homekit' +) + + +class RootSchemaType(Enum): + DEFAULT = auto() + DICT = auto() + LIST = auto() + + +class BaseConfigUnit(ABC): + _data: MutableMapping[str, Any] + _logger: logging.Logger + + def __init__(self): + self._data = {} + self._logger = logging.getLogger(self.__class__.__name__) + + def __getitem__(self, key): + return self._data[key] + + def __setitem__(self, key, value): + raise NotImplementedError('overwriting config values is prohibited') + + def __contains__(self, key): + return key in self._data + + def load_from(self, path: str): + with open(path, 'r') as fd: + self._data = yaml.safe_load(fd) + + def get(self, + key: Optional[str] = None, + default=None): + if key is None: + return self._data + + cur = self._data + pts = key.split('.') + for i in range(len(pts)): + k = pts[i] + if i < len(pts)-1: + if k not in cur: + raise KeyError(f'key {k} not found') + else: + return cur[k] if k in cur else default + cur = self._data[k] + + raise KeyError(f'option {key} not found') + + +class ConfigUnit(BaseConfigUnit): + NAME = 'dumb' + + def __init__(self, name=None, load=True): + super().__init__() + + self._data = {} + self._logger = logging.getLogger(self.__class__.__name__) + + if self.NAME != 'dumb' and load: + self.load_from(self.get_config_path()) + self.validate() + + elif name is not None: + self.NAME = name + + @classmethod + def get_config_path(cls, name=None) -> str: + if name is None: + name = cls.NAME + if name is None: + raise ValueError('get_config_path: name is none') + + for dirname in CONFIG_DIRECTORIES: + if isdir(dirname): + filename = join(dirname, f'{name}.yaml') + if isfile(filename): + return filename + + raise IOError(f'\'{name}.yaml\' not found') + + @classmethod + def schema(cls) -> Optional[dict]: + return None + + @classmethod + def _addr_schema(cls, required=False, **kwargs): + return { + 'type': 'addr', + 'coerce': Addr.fromstring, + 'required': required, + **kwargs + } + + def validate(self): + schema = self.schema() + if not schema: + self._logger.warning('validate: no schema') + return + + if isinstance(self, AppConfigUnit): + schema['logging'] = { + 'type': 'dict', + 'schema': { + 'logging': {'type': 'boolean'} + } + } + + rst = RootSchemaType.DEFAULT + try: + if schema['type'] == 'dict': + rst = RootSchemaType.DICT + elif schema['type'] == 'list': + rst = RootSchemaType.LIST + elif schema['roottype'] == 'dict': + del schema['roottype'] + rst = RootSchemaType.DICT + except KeyError: + pass + + v = MyValidator() + + if rst == RootSchemaType.DICT: + normalized = v.validated({'document': self._data}, + {'document': { + 'type': 'dict', + 'keysrules': {'type': 'string'}, + 'valuesrules': schema + }})['document'] + elif rst == RootSchemaType.LIST: + v = MyValidator() + normalized = v.validated({'document': self._data}, {'document': schema})['document'] + else: + normalized = v.validated(self._data, schema) + + self._data = normalized + + try: + self.custom_validator(self._data) + except Exception as e: + raise cerberus.DocumentError(f'{self.__class__.__name__}: {str(e)}') + + @staticmethod + def custom_validator(data): + pass + + def get_addr(self, key: str): + return Addr.fromstring(self.get(key)) + + +class AppConfigUnit(ConfigUnit): + _logging_verbose: bool + _logging_fmt: Optional[str] + _logging_file: Optional[str] + + def __init__(self, *args, **kwargs): + super().__init__(load=False, *args, **kwargs) + self._logging_verbose = False + self._logging_fmt = None + self._logging_file = None + + def logging_set_fmt(self, fmt: str) -> None: + self._logging_fmt = fmt + + def logging_get_fmt(self) -> Optional[str]: + try: + return self['logging']['default_fmt'] + except KeyError: + return self._logging_fmt + + def logging_set_file(self, file: str) -> None: + self._logging_file = file + + def logging_get_file(self) -> Optional[str]: + try: + return self['logging']['file'] + except KeyError: + return self._logging_file + + def logging_set_verbose(self): + self._logging_verbose = True + + def logging_is_verbose(self) -> bool: + try: + return bool(self['logging']['verbose']) + except KeyError: + return self._logging_verbose + + +class TranslationUnit(BaseConfigUnit): + pass + + +class Translation: + LANGUAGES = ('en', 'ru') + _langs: dict[str, TranslationUnit] + + def __init__(self, name: str): + super().__init__() + self._langs = {} + for lang in self.LANGUAGES: + for dirname in CONFIG_DIRECTORIES: + if isdir(dirname): + filename = join(dirname, f'i18n-{lang}', f'{name}.yaml') + if lang in self._langs: + raise RuntimeError(f'{name}: translation unit for lang \'{lang}\' already loaded') + self._langs[lang] = TranslationUnit() + self._langs[lang].load_from(filename) + diff = set() + for data in self._langs.values(): + diff ^= data.get().keys() + if len(diff) > 0: + raise RuntimeError(f'{name}: translation units have difference in keys: ' + ', '.join(diff)) + + def get(self, lang: str) -> TranslationUnit: + return self._langs[lang] + + +class Config: + app_name: Optional[str] + app_config: AppConfigUnit + + def __init__(self): + self.app_name = None + self.app_config = AppConfigUnit() + + def load_app(self, + name: Optional[Union[str, AppConfigUnit, bool]] = None, + use_cli=True, + parser: ArgumentParser = None, + no_config=False): + global app_config + + if not no_config \ + and not isinstance(name, str) \ + and not isinstance(name, bool) \ + and issubclass(name, AppConfigUnit) or name == AppConfigUnit: + self.app_name = name.NAME + self.app_config = name() + app_config = self.app_config + else: + self.app_name = name if isinstance(name, str) else None + + if self.app_name is None and not use_cli: + raise RuntimeError('either config name must be none or use_cli must be True') + + no_config = name is False or no_config + path = None + + if use_cli: + if parser is None: + parser = ArgumentParser() + if not no_config: + parser.add_argument('-c', '--config', type=str, required=name is None, + help='Path to the config in TOML or YAML format') + parser.add_argument('-V', '--verbose', action='store_true') + parser.add_argument('--log-file', type=str) + parser.add_argument('--log-default-fmt', action='store_true') + args = parser.parse_args() + + if not no_config and args.config: + path = args.config + + if args.verbose: + self.app_config.logging_set_verbose() + if args.log_file: + self.app_config.logging_set_file(args.log_file) + if args.log_default_fmt: + self.app_config.logging_set_fmt(args.log_default_fmt) + + if not isinstance(name, ConfigUnit): + if not no_config and path is None: + path = ConfigUnit.get_config_path(name=self.app_name) + + if not no_config: + self.app_config.load_from(path) + self.app_config.validate() + + setup_logging(self.app_config.logging_is_verbose(), + self.app_config.logging_get_file(), + self.app_config.logging_get_fmt()) + + if use_cli: + return args + + +config = Config() + + +def is_development_mode() -> bool: + if 'HK_MODE' in os.environ and os.environ['HK_MODE'] == 'dev': + return True + + return ('logging' in config.app_config) and ('verbose' in config.app_config['logging']) and (config.app_config['logging']['verbose'] is True) + + +def setup_logging(verbose=False, log_file=None, default_fmt=None): + logging_level = logging.INFO + if is_development_mode() or verbose: + logging_level = logging.DEBUG + _add_logging_level('TRACE', logging.DEBUG-5) + + log_config = {'level': logging_level} + if not default_fmt: + log_config['format'] = '%(asctime)s - %(name)s - %(levelname)s - %(message)s' + + if log_file is not None: + log_config['filename'] = log_file + log_config['encoding'] = 'utf-8' + + logging.basicConfig(**log_config) + + +# https://stackoverflow.com/questions/2183233/how-to-add-a-custom-loglevel-to-pythons-logging-facility/35804945#35804945 +def _add_logging_level(levelName, levelNum, methodName=None): + """ + Comprehensively adds a new logging level to the `logging` module and the + currently configured logging class. + + `levelName` becomes an attribute of the `logging` module with the value + `levelNum`. `methodName` becomes a convenience method for both `logging` + itself and the class returned by `logging.getLoggerClass()` (usually just + `logging.Logger`). If `methodName` is not specified, `levelName.lower()` is + used. + + To avoid accidental clobberings of existing attributes, this method will + raise an `AttributeError` if the level name is already an attribute of the + `logging` module or if the method name is already present + + Example + ------- + >>> addLoggingLevel('TRACE', logging.DEBUG - 5) + >>> logging.getLogger(__name__).setLevel("TRACE") + >>> logging.getLogger(__name__).trace('that worked') + >>> logging.trace('so did this') + >>> logging.TRACE + 5 + + """ + if not methodName: + methodName = levelName.lower() + + if hasattr(logging, levelName): + raise AttributeError('{} already defined in logging module'.format(levelName)) + if hasattr(logging, methodName): + raise AttributeError('{} already defined in logging module'.format(methodName)) + if hasattr(logging.getLoggerClass(), methodName): + raise AttributeError('{} already defined in logger class'.format(methodName)) + + # This method was inspired by the answers to Stack Overflow post + # http://stackoverflow.com/q/2183233/2988730, especially + # http://stackoverflow.com/a/13638084/2988730 + def logForLevel(self, message, *args, **kwargs): + if self.isEnabledFor(levelNum): + self._log(levelNum, message, args, **kwargs) + def logToRoot(message, *args, **kwargs): + logging.log(levelNum, message, *args, **kwargs) + + logging.addLevelName(levelNum, levelName) + setattr(logging, levelName, levelNum) + setattr(logging.getLoggerClass(), methodName, logForLevel) + setattr(logging, methodName, logToRoot) \ No newline at end of file diff --git a/py_include/homekit/database/__init__.py b/py_include/homekit/database/__init__.py new file mode 100644 index 0000000..b50cbce --- /dev/null +++ b/py_include/homekit/database/__init__.py @@ -0,0 +1,29 @@ +import importlib + +__all__ = [ + 'get_mysql', + 'mysql_now', + 'get_clickhouse', + 'SimpleState', + + 'SensorsDatabase', + 'InverterDatabase', + 'BotsDatabase' +] + + +def __getattr__(name: str): + if name in __all__: + if name.endswith('Database'): + file = name[:-8].lower() + elif 'mysql' in name: + file = 'mysql' + elif 'clickhouse' in name: + file = 'clickhouse' + else: + file = 'simple_state' + + module = importlib.import_module(f'.{file}', __name__) + return getattr(module, name) + + raise AttributeError(f"module {__name__!r} has no attribute {name!r}") diff --git a/py_include/homekit/database/__init__.pyi b/py_include/homekit/database/__init__.pyi new file mode 100644 index 0000000..31aae5d --- /dev/null +++ b/py_include/homekit/database/__init__.pyi @@ -0,0 +1,11 @@ +from .mysql import ( + get_mysql as get_mysql, + mysql_now as mysql_now +) +from .clickhouse import get_clickhouse as get_clickhouse + +from simple_state import SimpleState as SimpleState + +from .sensors import SensorsDatabase as SensorsDatabase +from .inverter import InverterDatabase as InverterDatabase +from .bots import BotsDatabase as BotsDatabase diff --git a/py_include/homekit/database/_base.py b/py_include/homekit/database/_base.py new file mode 100644 index 0000000..c01e62b --- /dev/null +++ b/py_include/homekit/database/_base.py @@ -0,0 +1,9 @@ +import os + + +def get_data_root_directory(name: str) -> str: + return os.path.join( + os.environ['HOME'], + '.config', + 'homekit', + 'data') \ No newline at end of file diff --git a/py_include/homekit/database/bots.py b/py_include/homekit/database/bots.py new file mode 100644 index 0000000..cde48b9 --- /dev/null +++ b/py_include/homekit/database/bots.py @@ -0,0 +1,106 @@ +import pytz + +from .mysql import mysql_now, MySQLDatabase, datetime_fmt +from ..api.types import ( + BotType, + SoundSensorLocation +) +from typing import Optional, List, Tuple +from datetime import datetime +from html import escape + + +class OpenwrtLogRecord: + id: int + log_time: datetime + received_time: datetime + text: str + + def __init__(self, id, text, log_time, received_time): + self.id = id + self.text = text + self.log_time = log_time + self.received_time = received_time + + def __repr__(self): + return f"{self.log_time.strftime('%H:%M:%S')} {escape(self.text)}" + + +class BotsDatabase(MySQLDatabase): + def add_request(self, + bot: BotType, + user_id: int, + message: str): + with self.cursor() as cursor: + cursor.execute("INSERT INTO requests_log (user_id, message, bot, time) VALUES (%s, %s, %s, %s)", + (user_id, message, bot.name.lower(), mysql_now())) + self.commit() + + def add_openwrt_logs(self, + lines: List[Tuple[datetime, str]], + access_point: int): + now = datetime.now() + with self.cursor() as cursor: + for line in lines: + time, text = line + cursor.execute("INSERT INTO openwrt (log_time, received_time, text, ap) VALUES (%s, %s, %s, %s)", + (time.strftime(datetime_fmt), now.strftime(datetime_fmt), text, access_point)) + self.commit() + + def add_sound_hits(self, + hits: List[Tuple[SoundSensorLocation, int]], + time: datetime): + with self.cursor() as cursor: + for loc, count in hits: + cursor.execute("INSERT INTO sound_hits (location, `time`, hits) VALUES (%s, %s, %s)", + (loc.name.lower(), time.strftime(datetime_fmt), count)) + self.commit() + + def get_sound_hits(self, + location: SoundSensorLocation, + after: Optional[datetime] = None, + last: Optional[int] = None) -> List[dict]: + with self.cursor(dictionary=True) as cursor: + sql = "SELECT `time`, hits FROM sound_hits WHERE location=%s" + args = [location.name.lower()] + + if after: + sql += ' AND `time` >= %s ORDER BY time DESC' + args.append(after) + elif last: + sql += ' ORDER BY time DESC LIMIT 0, %s' + args.append(last) + else: + raise ValueError('no `after`, no `last`, what do you expect?') + + cursor.execute(sql, tuple(args)) + data = [] + for row in cursor.fetchall(): + data.append({ + 'time': row['time'], + 'hits': row['hits'] + }) + return data + + def get_openwrt_logs(self, + filter_text: str, + min_id: int, + access_point: int, + limit: int = None) -> List[OpenwrtLogRecord]: + tz = pytz.timezone('Europe/Moscow') + with self.cursor(dictionary=True) as cursor: + sql = "SELECT * FROM openwrt WHERE ap=%s AND text LIKE %s AND id > %s" + if limit is not None: + sql += f" LIMIT {limit}" + + cursor.execute(sql, (access_point, f'%{filter_text}%', min_id)) + data = [] + for row in cursor.fetchall(): + data.append(OpenwrtLogRecord( + id=int(row['id']), + text=row['text'], + log_time=row['log_time'].astimezone(tz), + received_time=row['received_time'].astimezone(tz) + )) + + return data diff --git a/py_include/homekit/database/clickhouse.py b/py_include/homekit/database/clickhouse.py new file mode 100644 index 0000000..d0ec283 --- /dev/null +++ b/py_include/homekit/database/clickhouse.py @@ -0,0 +1,39 @@ +import logging + +from zoneinfo import ZoneInfo +from datetime import datetime +from clickhouse_driver import Client as ClickhouseClient +from ..config import is_development_mode + +_links = {} + + +def get_clickhouse(db: str) -> ClickhouseClient: + if db not in _links: + _links[db] = ClickhouseClient.from_url(f'clickhouse://localhost/{db}') + + return _links[db] + + +class ClickhouseDatabase: + def __init__(self, db: str): + self.db = get_clickhouse(db) + + self.server_timezone = self.db.execute('SELECT timezone()')[0][0] + self.logger = logging.getLogger(self.__class__.__name__) + + def query(self, *args, **kwargs): + settings = {'use_client_time_zone': True} + kwargs['settings'] = settings + + if 'no_tz_fix' not in kwargs and len(args) > 1 and isinstance(args[1], dict): + for k, v in args[1].items(): + if isinstance(v, datetime): + args[1][k] = v.astimezone(tz=ZoneInfo(self.server_timezone)) + + result = self.db.execute(*args, **kwargs) + + if is_development_mode(): + self.logger.debug(args[0] if len(args) == 1 else args[0] % args[1]) + + return result diff --git a/py_include/homekit/database/inverter.py b/py_include/homekit/database/inverter.py new file mode 100644 index 0000000..fc3f74f --- /dev/null +++ b/py_include/homekit/database/inverter.py @@ -0,0 +1,212 @@ +from time import time +from datetime import datetime, timedelta +from typing import Optional +from collections import namedtuple + +from .clickhouse import ClickhouseDatabase + + +IntervalList = list[list[Optional[datetime]]] + + +class InverterDatabase(ClickhouseDatabase): + def __init__(self): + super().__init__('solarmon') + + def add_generation(self, home_id: int, client_time: int, watts: int) -> None: + self.db.execute( + 'INSERT INTO generation (ClientTime, ReceivedTime, HomeID, Watts) VALUES', + [[client_time, round(time()), home_id, watts]] + ) + + def add_status(self, home_id: int, + client_time: int, + grid_voltage: int, + grid_freq: int, + ac_output_voltage: int, + ac_output_freq: int, + ac_output_apparent_power: int, + ac_output_active_power: int, + output_load_percent: int, + battery_voltage: int, + battery_voltage_scc: int, + battery_voltage_scc2: int, + battery_discharge_current: int, + battery_charge_current: int, + battery_capacity: int, + inverter_heat_sink_temp: int, + mppt1_charger_temp: int, + mppt2_charger_temp: int, + pv1_input_power: int, + pv2_input_power: int, + pv1_input_voltage: int, + pv2_input_voltage: int, + mppt1_charger_status: int, + mppt2_charger_status: int, + battery_power_direction: int, + dc_ac_power_direction: int, + line_power_direction: int, + load_connected: int) -> None: + self.db.execute("""INSERT INTO status ( + ClientTime, + ReceivedTime, + HomeID, + GridVoltage, + GridFrequency, + ACOutputVoltage, + ACOutputFrequency, + ACOutputApparentPower, + ACOutputActivePower, + OutputLoadPercent, + BatteryVoltage, + BatteryVoltageSCC, + BatteryVoltageSCC2, + BatteryDischargingCurrent, + BatteryChargingCurrent, + BatteryCapacity, + HeatSinkTemp, + MPPT1ChargerTemp, + MPPT2ChargerTemp, + PV1InputPower, + PV2InputPower, + PV1InputVoltage, + PV2InputVoltage, + MPPT1ChargerStatus, + MPPT2ChargerStatus, + BatteryPowerDirection, + DCACPowerDirection, + LinePowerDirection, + LoadConnected) VALUES""", [[ + client_time, + round(time()), + home_id, + grid_voltage, + grid_freq, + ac_output_voltage, + ac_output_freq, + ac_output_apparent_power, + ac_output_active_power, + output_load_percent, + battery_voltage, + battery_voltage_scc, + battery_voltage_scc2, + battery_discharge_current, + battery_charge_current, + battery_capacity, + inverter_heat_sink_temp, + mppt1_charger_temp, + mppt2_charger_temp, + pv1_input_power, + pv2_input_power, + pv1_input_voltage, + pv2_input_voltage, + mppt1_charger_status, + mppt2_charger_status, + battery_power_direction, + dc_ac_power_direction, + line_power_direction, + load_connected + ]]) + + def get_consumed_energy(self, dt_from: datetime, dt_to: datetime) -> float: + rows = self.query('SELECT ClientTime, ACOutputActivePower FROM status' + ' WHERE ClientTime >= %(from)s AND ClientTime <= %(to)s' + ' ORDER BY ClientTime', {'from': dt_from, 'to': dt_to}) + prev_time = None + prev_wh = 0 + + ws = 0 # watt-seconds + for t, wh in rows: + if prev_time is not None: + n = (t - prev_time).total_seconds() + ws += prev_wh * n + + prev_time = t + prev_wh = wh + + return ws / 3600 # convert to watt-hours + + def get_intervals_by_condition(self, + dt_from: datetime, + dt_to: datetime, + cond_start: str, + cond_end: str) -> IntervalList: + rows = None + ranges = [[None, None]] + + while rows is None or len(rows) > 0: + if ranges[len(ranges)-1][0] is None: + condition = cond_start + range_idx = 0 + else: + condition = cond_end + range_idx = 1 + + rows = self.query('SELECT ClientTime FROM status ' + f'WHERE ClientTime > %(from)s AND ClientTime <= %(to)s AND {condition}' + ' ORDER BY ClientTime LIMIT 1', + {'from': dt_from, 'to': dt_to}) + if not rows: + break + + row = rows[0] + + ranges[len(ranges) - 1][range_idx] = row[0] + if range_idx == 1: + ranges.append([None, None]) + + dt_from = row[0] + + if ranges[len(ranges)-1][0] is None: + ranges.pop() + elif ranges[len(ranges)-1][1] is None: + ranges[len(ranges)-1][1] = dt_to - timedelta(seconds=1) + + return ranges + + def get_grid_connected_intervals(self, dt_from: datetime, dt_to: datetime) -> IntervalList: + return self.get_intervals_by_condition(dt_from, dt_to, 'GridFrequency > 0', 'GridFrequency = 0') + + def get_grid_used_intervals(self, dt_from: datetime, dt_to: datetime) -> IntervalList: + return self.get_intervals_by_condition(dt_from, + dt_to, + "LinePowerDirection = 'Input'", + "LinePowerDirection != 'Input'") + + def get_grid_consumed_energy(self, dt_from: datetime, dt_to: datetime) -> float: + PrevData = namedtuple('PrevData', 'time, pd, bat_chg, bat_dis, wh') + + ws = 0 # watt-seconds + amps = 0 # amper-seconds + + intervals = self.get_grid_used_intervals(dt_from, dt_to) + for dt_start, dt_end in intervals: + fields = ', '.join([ + 'ClientTime', + 'DCACPowerDirection', + 'BatteryChargingCurrent', + 'BatteryDischargingCurrent', + 'ACOutputActivePower' + ]) + rows = self.query(f'SELECT {fields} FROM status' + ' WHERE ClientTime >= %(from)s AND ClientTime < %(to)s ORDER BY ClientTime', + {'from': dt_start, 'to': dt_end}) + + prev = PrevData(time=None, pd=None, bat_chg=None, bat_dis=None, wh=None) + for ct, pd, bat_chg, bat_dis, wh in rows: + if prev.time is not None: + n = (ct-prev.time).total_seconds() + ws += prev.wh * n + + if pd == 'DC/AC': + amps -= prev.bat_dis * n + elif pd == 'AC/DC': + amps += prev.bat_chg * n + + prev = PrevData(time=ct, pd=pd, bat_chg=bat_chg, bat_dis=bat_dis, wh=wh) + + amps /= 3600 + wh = ws / 3600 + wh += amps*48 + + return wh diff --git a/py_include/homekit/database/inverter_time_formats.py b/py_include/homekit/database/inverter_time_formats.py new file mode 100644 index 0000000..7c37d30 --- /dev/null +++ b/py_include/homekit/database/inverter_time_formats.py @@ -0,0 +1,2 @@ +FormatTime = '%Y-%m-%d %H:%M:%S' +FormatDate = '%Y-%m-%d' diff --git a/py_include/homekit/database/mysql.py b/py_include/homekit/database/mysql.py new file mode 100644 index 0000000..fe97cd4 --- /dev/null +++ b/py_include/homekit/database/mysql.py @@ -0,0 +1,47 @@ +import time +import logging + +from mysql.connector import connect, MySQLConnection, Error +from typing import Optional +from ..config import config + +link: Optional[MySQLConnection] = None +logger = logging.getLogger(__name__) + +datetime_fmt = '%Y-%m-%d %H:%M:%S' + + +def get_mysql() -> MySQLConnection: + global link + + if link is not None: + return link + + link = connect( + host=config['mysql']['host'], + user=config['mysql']['user'], + password=config['mysql']['password'], + database=config['mysql']['database'], + ) + link.time_zone = '+01:00' + return link + + +def mysql_now() -> str: + return time.strftime('%Y-%m-%d %H:%M:%S') + + +class MySQLDatabase: + def __init__(self): + self.db = get_mysql() + + def cursor(self, **kwargs): + try: + self.db.ping(reconnect=True, attempts=2) + except Error as e: + logger.exception(e) + self.db = get_mysql() + return self.db.cursor(**kwargs) + + def commit(self): + self.db.commit() diff --git a/py_include/homekit/database/sensors.py b/py_include/homekit/database/sensors.py new file mode 100644 index 0000000..8155108 --- /dev/null +++ b/py_include/homekit/database/sensors.py @@ -0,0 +1,69 @@ +from time import time +from datetime import datetime +from typing import Tuple, List +from .clickhouse import ClickhouseDatabase +from ..api.types import TemperatureSensorLocation + + +def get_temperature_table(sensor: TemperatureSensorLocation) -> str: + if sensor == TemperatureSensorLocation.DIANA: + return 'temp_diana' + + elif sensor == TemperatureSensorLocation.STREET: + return 'temp_street' + + elif sensor == TemperatureSensorLocation.BIG_HOUSE_1: + return 'temp' + + elif sensor == TemperatureSensorLocation.BIG_HOUSE_2: + return 'temp_roof' + + elif sensor == TemperatureSensorLocation.BIG_HOUSE_ROOM: + return 'temp_room' + + elif sensor == TemperatureSensorLocation.SPB1: + return 'temp_spb1' + + +class SensorsDatabase(ClickhouseDatabase): + def __init__(self): + super().__init__('home') + + def add_temperature(self, + home_id: int, + client_time: int, + sensor: TemperatureSensorLocation, + temp: int, + rh: int): + table = get_temperature_table(sensor) + sql = """INSERT INTO """ + table + """ ( + ClientTime, + ReceivedTime, + HomeID, + Temperature, + RelativeHumidity + ) VALUES""" + self.db.execute(sql, [[ + client_time, + int(time()), + home_id, + temp, + rh + ]]) + + def get_temperature_recordings(self, + sensor: TemperatureSensorLocation, + time_range: Tuple[datetime, datetime], + home_id=1) -> List[tuple]: + table = get_temperature_table(sensor) + sql = f"""SELECT ClientTime, Temperature, RelativeHumidity + FROM {table} + WHERE ClientTime >= %(from)s AND ClientTime <= %(to)s + ORDER BY ClientTime""" + dt_from, dt_to = time_range + + data = self.query(sql, { + 'from': dt_from, + 'to': dt_to + }) + return [(date, temp/100, humidity/100) for date, temp, humidity in data] diff --git a/py_include/homekit/database/simple_state.py b/py_include/homekit/database/simple_state.py new file mode 100644 index 0000000..2b8ebe7 --- /dev/null +++ b/py_include/homekit/database/simple_state.py @@ -0,0 +1,48 @@ +import os +import json +import atexit + +from ._base import get_data_root_directory + + +class SimpleState: + def __init__(self, + name: str, + default: dict = None): + if default is None: + default = {} + elif type(default) is not dict: + raise TypeError('default must be dictionary') + + path = os.path.join(get_data_root_directory(), name) + if not os.path.exists(path): + self._data = default + else: + with open(path, 'r') as f: + self._data = json.loads(f.read()) + + self._file = path + atexit.register(self.__cleanup) + + def __cleanup(self): + if hasattr(self, '_file'): + with open(self._file, 'w') as f: + f.write(json.dumps(self._data)) + atexit.unregister(self.__cleanup) + + def __del__(self): + if 'open' in __builtins__: + self.__cleanup() + + def __getitem__(self, key): + return self._data[key] + + def __setitem__(self, key, value): + self._data[key] = value + + def __contains__(self, key): + return key in self._data + + def __delitem__(self, key): + if key in self._data: + del self._data[key] diff --git a/py_include/homekit/database/sqlite.py b/py_include/homekit/database/sqlite.py new file mode 100644 index 0000000..0af1f54 --- /dev/null +++ b/py_include/homekit/database/sqlite.py @@ -0,0 +1,67 @@ +import sqlite3 +import os.path +import logging + +from ._base import get_data_root_directory +from ..config import config, is_development_mode + + +def _get_database_path(name: str) -> str: + return os.path.join( + get_data_root_directory(), + f'{name}.db') + + +class SQLiteBase: + SCHEMA = 1 + + def __init__(self, name=None, check_same_thread=False): + if name is None: + name = config.app_config['database_name'] + database_path = _get_database_path(name) + if not os.path.exists(os.path.dirname(database_path)): + os.makedirs(os.path.dirname(database_path)) + + self.logger = logging.getLogger(self.__class__.__name__) + self.sqlite = sqlite3.connect(database_path, check_same_thread=check_same_thread) + + if is_development_mode(): + self.sql_logger = logging.getLogger(self.__class__.__name__) + self.sql_logger.setLevel('TRACE') + self.sqlite.set_trace_callback(self.sql_logger.trace) + + sqlite_version = self._get_sqlite_version() + self.logger.debug(f'SQLite version: {sqlite_version}') + + schema_version = self.schema_get_version() + self.logger.debug(f'Schema version: {schema_version}') + + self.schema_init(schema_version) + self.schema_set_version(self.SCHEMA) + + def __del__(self): + if self.sqlite: + self.sqlite.commit() + self.sqlite.close() + + def _get_sqlite_version(self) -> str: + cursor = self.sqlite.cursor() + cursor.execute("SELECT sqlite_version()") + return cursor.fetchone()[0] + + def schema_get_version(self) -> int: + cursor = self.sqlite.execute('PRAGMA user_version') + return int(cursor.fetchone()[0]) + + def schema_set_version(self, v) -> None: + self.sqlite.execute('PRAGMA user_version={:d}'.format(v)) + self.logger.info(f'Schema set to {v}') + + def cursor(self) -> sqlite3.Cursor: + return self.sqlite.cursor() + + def commit(self) -> None: + return self.sqlite.commit() + + def schema_init(self, version: int) -> None: + raise ValueError(f'{self.__class__.__name__}: must override schema_init') diff --git a/py_include/homekit/http/__init__.py b/py_include/homekit/http/__init__.py new file mode 100644 index 0000000..6030e95 --- /dev/null +++ b/py_include/homekit/http/__init__.py @@ -0,0 +1,2 @@ +from .http import serve, ok, routes, HTTPServer +from aiohttp.web import FileResponse, StreamResponse, Request, Response diff --git a/py_include/homekit/http/http.py b/py_include/homekit/http/http.py new file mode 100644 index 0000000..3e70751 --- /dev/null +++ b/py_include/homekit/http/http.py @@ -0,0 +1,106 @@ +import logging +import asyncio + +from aiohttp import web +from aiohttp.web import Response +from aiohttp.web_exceptions import HTTPNotFound + +from ..util import stringify, format_tb, Addr + + +_logger = logging.getLogger(__name__) + + +@web.middleware +async def errors_handler_middleware(request, handler): + try: + response = await handler(request) + return response + + except HTTPNotFound: + return web.json_response({'error': 'not found'}, status=404) + + except Exception as exc: + _logger.exception(exc) + data = { + 'error': exc.__class__.__name__, + 'message': exc.message if hasattr(exc, 'message') else str(exc) + } + tb = format_tb(exc) + if tb: + data['stacktrace'] = tb + + return web.json_response(data, status=500) + + +def serve(addr: Addr, route_table: web.RouteTableDef, handle_signals: bool = True): + app = web.Application() + app.add_routes(route_table) + app.middlewares.append(errors_handler_middleware) + + host, port = addr + + web.run_app(app, + host=host, + port=port, + handle_signals=handle_signals) + + +def routes() -> web.RouteTableDef: + return web.RouteTableDef() + + +def ok(data=None): + if data is None: + data = 1 + response = {'response': data} + return web.json_response(response, dumps=stringify) + + +class HTTPServer: + def __init__(self, addr: Addr, handle_errors=True): + self.addr = addr + self.app = web.Application() + self.logger = logging.getLogger(self.__class__.__name__) + + if handle_errors: + self.app.middlewares.append(errors_handler_middleware) + + def _add_route(self, + method: str, + path: str, + handler: callable): + self.app.router.add_routes([getattr(web, method)(path, handler)]) + + def get(self, path, handler): + self._add_route('get', path, handler) + + def post(self, path, handler): + self._add_route('post', path, handler) + + def put(self, path, handler): + self._add_route('put', path, handler) + + def delete(self, path, handler): + self._add_route('delete', path, handler) + + def run(self, event_loop=None, handle_signals=True): + if not event_loop: + event_loop = asyncio.get_event_loop() + + runner = web.AppRunner(self.app, handle_signals=handle_signals) + event_loop.run_until_complete(runner.setup()) + + host, port = self.addr + site = web.TCPSite(runner, host=host, port=port) + event_loop.run_until_complete(site.start()) + + self.logger.info(f'Server started at http://{host}:{port}') + + event_loop.run_forever() + + def ok(self, data=None): + return ok(data) + + def plain(self, text: str): + return Response(text=text, content_type='text/plain') diff --git a/py_include/homekit/inverter/__init__.py b/py_include/homekit/inverter/__init__.py new file mode 100644 index 0000000..8831ef3 --- /dev/null +++ b/py_include/homekit/inverter/__init__.py @@ -0,0 +1,3 @@ +from .monitor import InverterMonitor +from .inverter_wrapper import wrapper_instance +from .util import beautify_table diff --git a/py_include/homekit/inverter/config.py b/py_include/homekit/inverter/config.py new file mode 100644 index 0000000..e284dfe --- /dev/null +++ b/py_include/homekit/inverter/config.py @@ -0,0 +1,13 @@ +from ..config import ConfigUnit +from typing import Optional + + +class InverterdConfig(ConfigUnit): + NAME = 'inverterd' + + @classmethod + def schema(cls) -> Optional[dict]: + return { + 'remote_addr': {'type': 'string'}, + 'local_addr': {'type': 'string'}, + } \ No newline at end of file diff --git a/py_include/homekit/inverter/emulator.py b/py_include/homekit/inverter/emulator.py new file mode 100644 index 0000000..e86b8bb --- /dev/null +++ b/py_include/homekit/inverter/emulator.py @@ -0,0 +1,556 @@ +import asyncio +import logging + +from inverterd import Format + +from typing import Union +from enum import Enum +from ..util import Addr, stringify + + +class InverterEnum(Enum): + def as_text(self) -> str: + raise RuntimeError('abstract method') + + +class BatteryType(InverterEnum): + AGM = 0 + Flooded = 1 + User = 2 + + def as_text(self) -> str: + return ('AGM', 'Flooded', 'User')[self.value] + + +class InputVoltageRange(InverterEnum): + Appliance = 0 + USP = 1 + + def as_text(self) -> str: + return ('Appliance', 'USP')[self.value] + + +class OutputSourcePriority(InverterEnum): + SolarUtilityBattery = 0 + SolarBatteryUtility = 1 + + def as_text(self) -> str: + return ('Solar-Utility-Battery', 'Solar-Battery-Utility')[self.value] + + +class ChargeSourcePriority(InverterEnum): + SolarFirst = 0 + SolarAndUtility = 1 + SolarOnly = 2 + + def as_text(self) -> str: + return ('Solar-First', 'Solar-and-Utility', 'Solar-only')[self.value] + + +class MachineType(InverterEnum): + OffGridTie = 0 + GridTie = 1 + + def as_text(self) -> str: + return ('Off-Grid-Tie', 'Grid-Tie')[self.value] + + +class Topology(InverterEnum): + TransformerLess = 0 + Transformer = 1 + + def as_text(self) -> str: + return ('Transformer-less', 'Transformer')[self.value] + + +class OutputMode(InverterEnum): + SingleOutput = 0 + ParallelOutput = 1 + Phase_1_of_3 = 2 + Phase_2_of_3 = 3 + Phase_3_of_3 = 4 + + def as_text(self) -> str: + return ( + 'Single output', + 'Parallel output', + 'Phase 1 of 3-phase output', + 'Phase 2 of 3-phase output', + 'Phase 3 of 3-phase' + )[self.value] + + +class SolarPowerPriority(InverterEnum): + BatteryLoadUtility = 0 + LoadBatteryUtility = 1 + + def as_text(self) -> str: + return ('Battery-Load-Utility', 'Load-Battery-Utility')[self.value] + + +class MPPTChargerStatus(InverterEnum): + Abnormal = 0 + NotCharging = 1 + Charging = 2 + + def as_text(self) -> str: + return ('Abnormal', 'Not charging', 'Charging')[self.value] + + +class BatteryPowerDirection(InverterEnum): + DoNothing = 0 + Charge = 1 + Discharge = 2 + + def as_text(self) -> str: + return ('Do nothing', 'Charge', 'Discharge')[self.value] + + +class DC_AC_PowerDirection(InverterEnum): + DoNothing = 0 + AC_DC = 1 + DC_AC = 2 + + def as_text(self) -> str: + return ('Do nothing', 'AC/DC', 'DC/AC')[self.value] + + +class LinePowerDirection(InverterEnum): + DoNothing = 0 + Input = 1 + Output = 2 + + def as_text(self) -> str: + return ('Do nothing', 'Input', 'Output')[self.value] + + +class WorkingMode(InverterEnum): + PowerOnMode = 0 + StandbyMode = 1 + BypassMode = 2 + BatteryMode = 3 + FaultMode = 4 + HybridMode = 5 + + def as_text(self) -> str: + return ( + 'Power on mode', + 'Standby mode', + 'Bypass mode', + 'Battery mode', + 'Fault mode', + 'Hybrid mode' + )[self.value] + + +class ParallelConnectionStatus(InverterEnum): + NotExistent = 0 + Existent = 1 + + def as_text(self) -> str: + return ('Non-existent', 'Existent')[self.value] + + +class LoadConnectionStatus(InverterEnum): + Disconnected = 0 + Connected = 1 + + def as_text(self) -> str: + return ('Disconnected', 'Connected')[self.value] + + +class ConfigurationStatus(InverterEnum): + Default = 0 + Changed = 1 + + def as_text(self) -> str: + return ('Default', 'Changed')[self.value] + + +_g_human_readable = {"grid_voltage": "Grid voltage", + "grid_freq": "Grid frequency", + "ac_output_voltage": "AC output voltage", + "ac_output_freq": "AC output frequency", + "ac_output_apparent_power": "AC output apparent power", + "ac_output_active_power": "AC output active power", + "output_load_percent": "Output load percent", + "battery_voltage": "Battery voltage", + "battery_voltage_scc": "Battery voltage from SCC", + "battery_voltage_scc2": "Battery voltage from SCC2", + "battery_discharge_current": "Battery discharge current", + "battery_charge_current": "Battery charge current", + "battery_capacity": "Battery capacity", + "inverter_heat_sink_temp": "Inverter heat sink temperature", + "mppt1_charger_temp": "MPPT1 charger temperature", + "mppt2_charger_temp": "MPPT2 charger temperature", + "pv1_input_power": "PV1 input power", + "pv2_input_power": "PV2 input power", + "pv1_input_voltage": "PV1 input voltage", + "pv2_input_voltage": "PV2 input voltage", + "configuration_status": "Configuration state", + "mppt1_charger_status": "MPPT1 charger status", + "mppt2_charger_status": "MPPT2 charger status", + "load_connected": "Load connection", + "battery_power_direction": "Battery power direction", + "dc_ac_power_direction": "DC/AC power direction", + "line_power_direction": "Line power direction", + "local_parallel_id": "Local parallel ID", + "ac_input_rating_voltage": "AC input rating voltage", + "ac_input_rating_current": "AC input rating current", + "ac_output_rating_voltage": "AC output rating voltage", + "ac_output_rating_freq": "AC output rating frequency", + "ac_output_rating_current": "AC output rating current", + "ac_output_rating_apparent_power": "AC output rating apparent power", + "ac_output_rating_active_power": "AC output rating active power", + "battery_rating_voltage": "Battery rating voltage", + "battery_recharge_voltage": "Battery re-charge voltage", + "battery_redischarge_voltage": "Battery re-discharge voltage", + "battery_under_voltage": "Battery under voltage", + "battery_bulk_voltage": "Battery bulk voltage", + "battery_float_voltage": "Battery float voltage", + "battery_type": "Battery type", + "max_charge_current": "Max charge current", + "max_ac_charge_current": "Max AC charge current", + "input_voltage_range": "Input voltage range", + "output_source_priority": "Output source priority", + "charge_source_priority": "Charge source priority", + "parallel_max_num": "Parallel max num", + "machine_type": "Machine type", + "topology": "Topology", + "output_mode": "Output mode", + "solar_power_priority": "Solar power priority", + "mppt": "MPPT string", + "fault_code": "Fault code", + "line_fail": "Line fail", + "output_circuit_short": "Output circuit short", + "inverter_over_temperature": "Inverter over temperature", + "fan_lock": "Fan lock", + "battery_voltage_high": "Battery voltage high", + "battery_low": "Battery low", + "battery_under": "Battery under", + "over_load": "Over load", + "eeprom_fail": "EEPROM fail", + "power_limit": "Power limit", + "pv1_voltage_high": "PV1 voltage high", + "pv2_voltage_high": "PV2 voltage high", + "mppt1_overload_warning": "MPPT1 overload warning", + "mppt2_overload_warning": "MPPT2 overload warning", + "battery_too_low_to_charge_for_scc1": "Battery too low to charge for SCC1", + "battery_too_low_to_charge_for_scc2": "Battery too low to charge for SCC2", + "buzzer": "Buzzer", + "overload_bypass": "Overload bypass function", + "escape_to_default_screen_after_1min_timeout": "Escape to default screen after 1min timeout", + "overload_restart": "Overload restart", + "over_temp_restart": "Over temperature restart", + "backlight_on": "Backlight on", + "alarm_on_on_primary_source_interrupt": "Alarm on on primary source interrupt", + "fault_code_record": "Fault code record", + "wh": "Wh"} + + +class InverterEmulator: + def __init__(self, addr: Addr, wait=True): + self.status = {"grid_voltage": {"unit": "V", "value": 236.3}, + "grid_freq": {"unit": "Hz", "value": 50.0}, + "ac_output_voltage": {"unit": "V", "value": 229.9}, + "ac_output_freq": {"unit": "Hz", "value": 50.0}, + "ac_output_apparent_power": {"unit": "VA", "value": 207}, + "ac_output_active_power": {"unit": "Wh", "value": 146}, + "output_load_percent": {"unit": "%", "value": 4}, + "battery_voltage": {"unit": "V", "value": 49.1}, + "battery_voltage_scc": {"unit": "V", "value": 0.0}, + "battery_voltage_scc2": {"unit": "V", "value": 0.0}, + "battery_discharge_current": {"unit": "A", "value": 3}, + "battery_charge_current": {"unit": "A", "value": 0}, + "battery_capacity": {"unit": "%", "value": 69}, + "inverter_heat_sink_temp": {"unit": "°C", "value": 17}, + "mppt1_charger_temp": {"unit": "°C", "value": 0}, + "mppt2_charger_temp": {"unit": "°C", "value": 0}, + "pv1_input_power": {"unit": "Wh", "value": 0}, + "pv2_input_power": {"unit": "Wh", "value": 0}, + "pv1_input_voltage": {"unit": "V", "value": 0.0}, + "pv2_input_voltage": {"unit": "V", "value": 0.0}, + "configuration_status": ConfigurationStatus.Default, + "mppt1_charger_status": MPPTChargerStatus.Abnormal, + "mppt2_charger_status": MPPTChargerStatus.Abnormal, + "load_connected": LoadConnectionStatus.Connected, + "battery_power_direction": BatteryPowerDirection.Discharge, + "dc_ac_power_direction": DC_AC_PowerDirection.DC_AC, + "line_power_direction": LinePowerDirection.DoNothing, + "local_parallel_id": 0} + + self.rated = {"ac_input_rating_voltage": {"unit": "V", "value": 230.0}, + "ac_input_rating_current": {"unit": "A", "value": 21.7}, + "ac_output_rating_voltage": {"unit": "V", "value": 230.0}, + "ac_output_rating_freq": {"unit": "Hz", "value": 50.0}, + "ac_output_rating_current": {"unit": "A", "value": 21.7}, + "ac_output_rating_apparent_power": {"unit": "VA", "value": 5000}, + "ac_output_rating_active_power": {"unit": "Wh", "value": 5000}, + "battery_rating_voltage": {"unit": "V", "value": 48.0}, + "battery_recharge_voltage": {"unit": "V", "value": 48.0}, + "battery_redischarge_voltage": {"unit": "V", "value": 55.0}, + "battery_under_voltage": {"unit": "V", "value": 42.0}, + "battery_bulk_voltage": {"unit": "V", "value": 57.6}, + "battery_float_voltage": {"unit": "V", "value": 54.0}, + "battery_type": BatteryType.User, + "max_charge_current": {"unit": "A", "value": 60}, + "max_ac_charge_current": {"unit": "A", "value": 30}, + "input_voltage_range": InputVoltageRange.Appliance, + "output_source_priority": OutputSourcePriority.SolarBatteryUtility, + "charge_source_priority": ChargeSourcePriority.SolarAndUtility, + "parallel_max_num": 6, + "machine_type": MachineType.OffGridTie, + "topology": Topology.TransformerLess, + "output_mode": OutputMode.SingleOutput, + "solar_power_priority": SolarPowerPriority.LoadBatteryUtility, + "mppt": "2"} + + self.errors = {"fault_code": 0, + "line_fail": False, + "output_circuit_short": False, + "inverter_over_temperature": False, + "fan_lock": False, + "battery_voltage_high": False, + "battery_low": False, + "battery_under": False, + "over_load": False, + "eeprom_fail": False, + "power_limit": False, + "pv1_voltage_high": False, + "pv2_voltage_high": False, + "mppt1_overload_warning": False, + "mppt2_overload_warning": False, + "battery_too_low_to_charge_for_scc1": False, + "battery_too_low_to_charge_for_scc2": False} + + self.flags = {"buzzer": False, + "overload_bypass": True, + "escape_to_default_screen_after_1min_timeout": False, + "overload_restart": True, + "over_temp_restart": True, + "backlight_on": False, + "alarm_on_on_primary_source_interrupt": True, + "fault_code_record": False} + + self.day_generated = 1000 + + self.logger = logging.getLogger(self.__class__.__name__) + + host, port = addr + asyncio.run(self.run_server(host, port, wait)) + # self.max_ac_charge_current = 30 + # self.max_charge_current = 60 + # self.charge_thresholds = [48, 54] + + async def run_server(self, host, port, wait: bool): + server = await asyncio.start_server(self.client_handler, host, port) + async with server: + self.logger.info(f'listening on {host}:{port}') + if wait: + await server.serve_forever() + else: + asyncio.ensure_future(server.serve_forever()) + + async def client_handler(self, reader, writer): + client_fmt = Format.JSON + + def w(s: str): + writer.write(s.encode('utf-8')) + + def return_error(message=None): + w('err\r\n') + if message: + if client_fmt in (Format.JSON, Format.SIMPLE_JSON): + w(stringify({ + 'result': 'error', + 'message': message + })) + elif client_fmt in (Format.TABLE, Format.SIMPLE_TABLE): + w(f'error: {message}') + w('\r\n') + w('\r\n') + + def return_ok(data=None): + w('ok\r\n') + if client_fmt in (Format.JSON, Format.SIMPLE_JSON): + jdata = { + 'result': 'ok' + } + if data: + jdata['data'] = data + w(stringify(jdata)) + w('\r\n') + elif data: + w(data) + w('\r\n') + w('\r\n') + + request = None + while request != 'quit': + try: + request = await reader.read(255) + if request == b'\x04': + break + request = request.decode('utf-8').strip() + except Exception: + break + + if request.startswith('format '): + requested_format = request[7:] + try: + client_fmt = Format(requested_format) + except ValueError: + return_error('invalid format') + + return_ok() + + elif request.startswith('exec '): + buf = request[5:].split(' ') + command = buf[0] + args = buf[1:] + + try: + return_ok(self.process_command(client_fmt, command, *args)) + except ValueError as e: + return_error(str(e)) + + else: + return_error(f'invalid token: {request}') + + try: + await writer.drain() + except ConnectionResetError as e: + # self.logger.exception(e) + pass + + writer.close() + + def process_command(self, fmt: Format, c: str, *args) -> Union[dict, str, list[int], None]: + ac_charge_currents = [2, 10, 20, 30, 40, 50, 60] + + if c == 'get-status': + return self.format_dict(self.status, fmt) + + elif c == 'get-rated': + return self.format_dict(self.rated, fmt) + + elif c == 'get-errors': + return self.format_dict(self.errors, fmt) + + elif c == 'get-flags': + return self.format_dict(self.flags, fmt) + + elif c == 'get-day-generated': + return self.format_dict({'wh': 1000}, fmt) + + elif c == 'get-allowed-ac-charge-currents': + return self.format_list(ac_charge_currents, fmt) + + elif c == 'set-max-ac-charge-current': + if int(args[0]) != 0: + raise ValueError(f'invalid machine id: {args[0]}') + amps = int(args[1]) + if amps not in ac_charge_currents: + raise ValueError(f'invalid value: {amps}') + self.rated['max_ac_charge_current']['value'] = amps + + elif c == 'set-charge-thresholds': + self.rated['battery_recharge_voltage']['value'] = float(args[0]) + self.rated['battery_redischarge_voltage']['value'] = float(args[1]) + + elif c == 'set-output-source-priority': + self.rated['output_source_priority'] = OutputSourcePriority.SolarBatteryUtility if args[0] == 'SBU' else OutputSourcePriority.SolarUtilityBattery + + elif c == 'set-battery-cutoff-voltage': + self.rated['battery_under_voltage']['value'] = float(args[0]) + + elif c == 'set-flag': + flag = args[0] + val = bool(int(args[1])) + + if flag == 'BUZZ': + k = 'buzzer' + elif flag == 'OLBP': + k = 'overload_bypass' + elif flag == 'LCDE': + k = 'escape_to_default_screen_after_1min_timeout' + elif flag == 'OLRS': + k = 'overload_restart' + elif flag == 'OTRS': + k = 'over_temp_restart' + elif flag == 'BLON': + k = 'backlight_on' + elif flag == 'ALRM': + k = 'alarm_on_on_primary_source_interrupt' + elif flag == 'FTCR': + k = 'fault_code_record' + else: + raise ValueError('invalid flag') + + self.flags[k] = val + + else: + raise ValueError(f'{c}: unsupported command') + + @staticmethod + def format_list(values: list, fmt: Format) -> Union[str, list]: + if fmt in (Format.JSON, Format.SIMPLE_JSON): + return values + return '\n'.join(map(lambda v: str(v), values)) + + @staticmethod + def format_dict(data: dict, fmt: Format) -> Union[str, dict]: + new_data = {} + for k, v in data.items(): + new_val = None + if fmt in (Format.JSON, Format.TABLE, Format.SIMPLE_TABLE): + if isinstance(v, dict): + new_val = v + elif isinstance(v, InverterEnum): + new_val = v.as_text() + else: + new_val = v + elif fmt == Format.SIMPLE_JSON: + if isinstance(v, dict): + new_val = v['value'] + elif isinstance(v, InverterEnum): + new_val = v.value + else: + new_val = str(v) + new_data[k] = new_val + + if fmt in (Format.JSON, Format.SIMPLE_JSON): + return new_data + + lines = [] + + if fmt == Format.SIMPLE_TABLE: + for k, v in new_data.items(): + buf = k + if isinstance(v, dict): + buf += ' ' + str(v['value']) + ' ' + v['unit'] + elif isinstance(v, InverterEnum): + buf += ' ' + v.as_text() + else: + buf += ' ' + str(v) + lines.append(buf) + + elif fmt == Format.TABLE: + max_k_len = 0 + for k in new_data.keys(): + if len(_g_human_readable[k]) > max_k_len: + max_k_len = len(_g_human_readable[k]) + for k, v in new_data.items(): + buf = _g_human_readable[k] + ':' + buf += ' ' * (max_k_len - len(_g_human_readable[k]) + 1) + if isinstance(v, dict): + buf += str(v['value']) + ' ' + v['unit'] + elif isinstance(v, InverterEnum): + buf += v.as_text() + elif isinstance(v, bool): + buf += str(int(v)) + else: + buf += str(v) + lines.append(buf) + + return '\n'.join(lines) diff --git a/py_include/homekit/inverter/inverter_wrapper.py b/py_include/homekit/inverter/inverter_wrapper.py new file mode 100644 index 0000000..df2c2fc --- /dev/null +++ b/py_include/homekit/inverter/inverter_wrapper.py @@ -0,0 +1,48 @@ +import json + +from threading import Lock +from inverterd import ( + Format, + Client as InverterClient, + InverterError +) + +_lock = Lock() + + +class InverterClientWrapper: + def __init__(self): + self._inverter = None + self._host = None + self._port = None + + def init(self, host: str, port: int): + self._host = host + self._port = port + self.create() + + def create(self): + self._inverter = InverterClient(host=self._host, port=self._port) + self._inverter.connect() + + def exec(self, command: str, arguments: tuple = (), format=Format.JSON): + with _lock: + try: + self._inverter.format(format) + response = self._inverter.exec(command, arguments) + if format == Format.JSON: + response = json.loads(response) + return response + except InverterError as e: + raise e + except Exception as e: + # silently try to reconnect + try: + self.create() + except Exception: + pass + raise e + + +wrapper_instance = InverterClientWrapper() + diff --git a/py_include/homekit/inverter/monitor.py b/py_include/homekit/inverter/monitor.py new file mode 100644 index 0000000..86f75ac --- /dev/null +++ b/py_include/homekit/inverter/monitor.py @@ -0,0 +1,499 @@ +import logging +import time + +from .types import * +from threading import Thread +from typing import Callable, Optional +from .inverter_wrapper import wrapper_instance as inverter +from inverterd import InverterError +from ..util import Stopwatch, StopwatchError +from ..config import config + +logger = logging.getLogger(__name__) + + +def _pd_from_string(pd: str) -> BatteryPowerDirection: + if pd == 'Discharge': + return BatteryPowerDirection.DISCHARGING + elif pd == 'Charge': + return BatteryPowerDirection.CHARGING + elif pd == 'Do nothing': + return BatteryPowerDirection.DO_NOTHING + else: + raise ValueError(f'invalid power direction: {pd}') + + +class MonitorConfig: + def __getattr__(self, item): + return config['monitor'][item] + + +cfg = MonitorConfig() + + +""" +TODO: +- поддержать возможность ручного (через бота) переключения тока заряда вверх и вниз +- поддержать возможность бесшовного перезапуска бота, когда монитор понимает, что зарядка уже идет, и он + не запускает программу с начала, а продолжает с уже существующей позиции. Уведомления при этом можно не + присылать совсем, либо прислать какое-то одно приложение, в духе "программа была перезапущена" +""" + + +class InverterMonitor(Thread): + charging_event_handler: Optional[Callable] + battery_event_handler: Optional[Callable] + util_event_handler: Optional[Callable] + error_handler: Optional[Callable] + osp_change_cb: Optional[Callable] + osp: Optional[OutputSourcePriority] + + def __init__(self): + super().__init__() + self.setName('InverterMonitor') + + self.interrupted = False + self.min_allowed_current = 0 + self.ac_mode = None + self.osp = None + + # Event handlers for the bot. + self.charging_event_handler = None + self.battery_event_handler = None + self.util_event_handler = None + self.error_handler = None + self.osp_change_cb = None + + # Currents list, defined in the bot config. + self.currents = cfg.gen_currents + self.currents.sort() + + # We start charging at lowest possible current, then increase it once per minute (or so) to the maximum level. + # This is done so that the load on the generator increases smoothly, not abruptly. Generator will thank us. + self.current_change_direction = CurrentChangeDirection.UP + self.next_current_enter_time = 0 + self.active_current_idx = -1 + + self.battery_state = BatteryState.NORMAL + self.charging_state = ChargingState.NOT_CHARGING + + # 'Mostly-charged' means that we've already lowered the charging current to the level + # at which batteries are charging pretty slow. So instead of burning gasoline and shaking the air, + # we can just turn the generator off at this point. + self.mostly_charged = False + + # The stopwatch is used to measure how long does the battery voltage exceeds the float voltage level. + # We don't want to damage our batteries, right? + self.floating_stopwatch = Stopwatch() + + # State variables for utilities charging program + self.util_ac_present = None + self.util_pd = None + self.util_solar = None + + @property + def active_current(self) -> Optional[int]: + try: + if self.active_current_idx < 0: + return None + return self.currents[self.active_current_idx] + except IndexError: + return None + + def run(self): + # Check allowed currents and validate the config. + allowed_currents = list(inverter.exec('get-allowed-ac-charge-currents')['data']) + allowed_currents.sort() + + for a in self.currents: + if a not in allowed_currents: + raise ValueError(f'invalid value {a} in gen_currents list') + + self.min_allowed_current = min(allowed_currents) + + # Reading rated configuration + rated = inverter.exec('get-rated')['data'] + self.osp = OutputSourcePriority.from_text(rated['output_source_priority']) + + # Read data and run implemented programs every 2 seconds. + while not self.interrupted: + try: + response = inverter.exec('get-status') + if response['result'] != 'ok': + logger.error('get-status failed:', response) + else: + gs = response['data'] + + ac = gs['grid_voltage']['value'] > 0 or gs['grid_freq']['value'] > 0 + solar = gs['pv1_input_voltage']['value'] > 0 or gs['pv2_input_voltage']['value'] > 0 + solar_input = gs['pv1_input_power']['value'] + v = float(gs['battery_voltage']['value']) + load_watts = int(gs['ac_output_active_power']['value']) + pd = _pd_from_string(gs['battery_power_direction']) + + logger.debug(f'got status: ac={ac}, solar={solar}, v={v}, pd={pd}') + + if self.ac_mode == ACMode.GENERATOR: + self.gen_charging_program(ac, solar, v, pd) + + elif self.ac_mode == ACMode.UTILITIES: + self.utilities_monitoring_program(ac, solar, v, load_watts, solar_input, pd) + + if not ac or pd != BatteryPowerDirection.CHARGING: + # if AC is disconnected or not charging, run the low voltage checking program + self.low_voltage_program(v, load_watts) + + elif self.battery_state != BatteryState.NORMAL: + # AC is connected and the battery is charging, assume battery level is normal + self.battery_state = BatteryState.NORMAL + + except InverterError as e: + logger.exception(e) + + time.sleep(2) + + def utilities_monitoring_program(self, + ac: bool, # whether AC is connected + solar: bool, # whether MPPT is active + v: float, # battery voltage + load_watts: int, # load, wh + solar_input: int, # input from solar panels, wh + pd: BatteryPowerDirection # current power direction + ): + pd_event_send = False + if self.util_solar is None or solar != self.util_solar: + self.util_solar = solar + if solar and self.util_ac_present and self.util_pd == BatteryPowerDirection.CHARGING: + self.charging_event_handler(ChargingEvent.UTIL_CHARGING_STOPPED_SOLAR) + pd_event_send = True + + if solar: + if v <= 48 and self.osp == OutputSourcePriority.SolarBatteryUtility: + self.osp_change_cb(OutputSourcePriority.SolarUtilityBattery, solar_input=solar_input, v=v) + self.osp = OutputSourcePriority.SolarUtilityBattery + + if self.osp == OutputSourcePriority.SolarUtilityBattery and solar_input >= 900: + self.osp_change_cb(OutputSourcePriority.SolarBatteryUtility, solar_input=solar_input, v=v) + self.osp = OutputSourcePriority.SolarBatteryUtility + + if self.util_ac_present is None or ac != self.util_ac_present: + self.util_event_handler(ACPresentEvent.CONNECTED if ac else ACPresentEvent.DISCONNECTED) + self.util_ac_present = ac + + if self.util_pd is None or self.util_pd != pd: + self.util_pd = pd + if not pd_event_send and not solar: + if pd == BatteryPowerDirection.CHARGING: + self.charging_event_handler(ChargingEvent.UTIL_CHARGING_STARTED) + + elif pd == BatteryPowerDirection.DISCHARGING: + self.charging_event_handler(ChargingEvent.UTIL_CHARGING_STOPPED) + + def gen_charging_program(self, + ac: bool, # whether AC is connected + solar: bool, # whether MPPT is active + v: float, # current battery voltage + pd: BatteryPowerDirection # current power direction + ): + if self.charging_state == ChargingState.NOT_CHARGING: + if ac and solar: + # Not charging because MPPT is active (solar line is connected). + # Notify users about it and change the current state. + self.charging_state = ChargingState.AC_BUT_SOLAR + self.charging_event_handler(ChargingEvent.AC_CHARGING_UNAVAILABLE_BECAUSE_SOLAR) + logger.info('entering AC_BUT_SOLAR state') + elif ac: + # Not charging, but AC is connected and ready to use. + # Start the charging program. + self.gen_start(pd) + + elif self.charging_state == ChargingState.AC_BUT_SOLAR: + if not ac: + # AC charger has been disconnected. Since the state is AC_BUT_SOLAR, + # charging probably never even started. Stop the charging program. + self.gen_stop(ChargingState.NOT_CHARGING) + elif not solar: + # MPPT has been disconnected, and, since AC is still connected, we can + # try to start the charging program. + self.gen_start(pd) + + elif self.charging_state in (ChargingState.AC_OK, ChargingState.AC_WAITING): + if not ac: + # Charging was in progress, but AC has been suddenly disconnected. + # Sad, but what can we do? Stop the charging program and return. + self.gen_stop(ChargingState.NOT_CHARGING) + return + + if solar: + # Charging was in progress, but MPPT has been detected. Inverter doesn't charge + # batteries from AC when MPPT is active, so we have to pause our program. + self.charging_state = ChargingState.AC_BUT_SOLAR + self.charging_event_handler(ChargingEvent.AC_CHARGING_UNAVAILABLE_BECAUSE_SOLAR) + try: + self.floating_stopwatch.pause() + except StopwatchError: + msg = 'gen_charging_program: floating_stopwatch.pause() failed at (1)' + logger.warning(msg) + # self.error_handler(msg) + logger.info('solar power connected during charging, entering AC_BUT_SOLAR state') + return + + # No surprises at this point, just check the values and make decisions based on them. + # - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - + + # We've reached the 'mostly-charged' point, the voltage level is not float, + # but inverter decided to stop charging (or somebody used a kettle, lol). + # Anyway, assume that charging is complete, stop the program, notify users and return. + if self.mostly_charged and v > (cfg.gen_floating_v - 1) and pd != BatteryPowerDirection.CHARGING: + self.gen_stop(ChargingState.AC_DONE) + return + + # Monitor inverter power direction and notify users when it changes. + state = ChargingState.AC_OK if pd == BatteryPowerDirection.CHARGING else ChargingState.AC_WAITING + if state != self.charging_state: + self.charging_state = state + + evt = ChargingEvent.AC_CHARGING_STARTED if state == ChargingState.AC_OK else ChargingEvent.AC_NOT_CHARGING + self.charging_event_handler(evt) + + if self.floating_stopwatch.get_elapsed_time() >= cfg.gen_floating_time_max: + # We've been at a bulk voltage level too long, so we have to stop charging. + # Set the minimum current possible. + + if self.current_change_direction == CurrentChangeDirection.UP: + # This shouldn't happen, obviously an error. + msg = 'gen_charging_program:' + msg += ' been at bulk voltage level too long, but current change direction is still \'up\'!' + msg += ' This is obviously an error, please fix it' + logger.warning(msg) + self.error_handler(msg) + + self.gen_next_current(current=self.min_allowed_current) + + elif self.active_current is not None: + # If voltage is greater than float voltage, keep the stopwatch ticking + if v > cfg.gen_floating_v and self.floating_stopwatch.is_paused(): + try: + self.floating_stopwatch.go() + except StopwatchError: + msg = 'gen_charging_program: floating_stopwatch.go() failed at (2)' + logger.warning(msg) + self.error_handler(msg) + # Otherwise, pause it + elif v <= cfg.gen_floating_v and not self.floating_stopwatch.is_paused(): + try: + self.floating_stopwatch.pause() + except StopwatchError: + msg = 'gen_charging_program: floating_stopwatch.pause() failed at (3)' + logger.warning(msg) + self.error_handler(msg) + + # Charging current monitoring + if self.current_change_direction == CurrentChangeDirection.UP: + # Generator is warming up in this code path + + if self.next_current_enter_time != 0 and pd != BatteryPowerDirection.CHARGING: + # Generator was warming up and charging, but stopped (pd has changed). + # Resetting to the minimum possible current + logger.info(f'gen_charging_program (warming path): was charging but power direction suddeny changed. resetting to minimum current') + self.next_current_enter_time = 0 + self.gen_next_current(current=self.min_allowed_current) + + elif self.next_current_enter_time == 0 and pd == BatteryPowerDirection.CHARGING: + self.next_current_enter_time = time.time() + cfg.gen_raise_intervals[self.active_current_idx] + logger.info(f'gen_charging_program (warming path): set next_current_enter_time to {self.next_current_enter_time}') + + elif self.next_current_enter_time != 0 and time.time() >= self.next_current_enter_time: + logger.info('gen_charging_program (warming path): hit next_current_enter_time, calling gen_next_current()') + self.gen_next_current() + else: + # Gradually lower the current level, based on how close + # battery voltage has come to the bulk level. + if self.active_current >= 30: + upper_bound = cfg.gen_cur30_v_limit + elif self.active_current == 20: + upper_bound = cfg.gen_cur20_v_limit + else: + upper_bound = cfg.gen_cur10_v_limit + + # Voltage is high enough already and it's close to bulk level; we hit the upper bound, + # so let's lower the current + if v >= upper_bound: + self.gen_next_current() + + elif self.charging_state == ChargingState.AC_DONE: + # We've already finished charging, but AC was connected. Not that it's disconnected, + # set the appropriate state and notify users. + if not ac: + self.gen_stop(ChargingState.NOT_CHARGING) + + def gen_start(self, pd: BatteryPowerDirection): + if pd == BatteryPowerDirection.CHARGING: + self.charging_state = ChargingState.AC_OK + self.charging_event_handler(ChargingEvent.AC_CHARGING_STARTED) + logger.info('AC line connected and charging, entering AC_OK state') + + # Continue the stopwatch, if needed + try: + self.floating_stopwatch.go() + except StopwatchError: + msg = 'floating_stopwatch.go() failed at ac_charging_start(), AC_OK path' + logger.warning(msg) + self.error_handler(msg) + else: + self.charging_state = ChargingState.AC_WAITING + self.charging_event_handler(ChargingEvent.AC_NOT_CHARGING) + logger.info('AC line connected but not charging yet, entering AC_WAITING state') + + # Pause the stopwatch, if needed + try: + if not self.floating_stopwatch.is_paused(): + self.floating_stopwatch.pause() + except StopwatchError: + msg = 'floating_stopwatch.pause() failed at ac_charging_start(), AC_WAITING path' + logger.warning(msg) + self.error_handler(msg) + + # idx == -1 means haven't started our program yet. + if self.active_current_idx == -1: + self.gen_next_current() + # self.set_hw_charging_current(self.min_allowed_current) + + def gen_stop(self, reason: ChargingState): + self.charging_state = reason + + if reason == ChargingState.AC_DONE: + event = ChargingEvent.AC_CHARGING_FINISHED + elif reason == ChargingState.NOT_CHARGING: + event = ChargingEvent.AC_DISCONNECTED + else: + raise ValueError(f'ac_charging_stop: unexpected reason {reason}') + + logger.info(f'charging is finished, entering {reason} state') + self.charging_event_handler(event) + + self.next_current_enter_time = 0 + self.mostly_charged = False + self.active_current_idx = -1 + self.floating_stopwatch.reset() + self.current_change_direction = CurrentChangeDirection.UP + + self.set_hw_charging_current(self.min_allowed_current) + + def gen_next_current(self, current=None): + if current is None: + try: + current = self._next_current() + logger.debug(f'gen_next_current: ready to change charging current to {current} A') + except IndexError: + logger.debug('gen_next_current: was going to change charging current, but no currents left; finishing charging program') + self.gen_stop(ChargingState.AC_DONE) + return + + else: + try: + idx = self.currents.index(current) + except ValueError: + msg = f'gen_next_current: got current={current} but it\'s not in the currents list' + logger.error(msg) + self.error_handler(msg) + return + self.active_current_idx = idx + + if self.current_change_direction == CurrentChangeDirection.DOWN: + if current == self.currents[0]: + self.mostly_charged = True + self.gen_stop(ChargingState.AC_DONE) + + elif current == self.currents[1] and not self.mostly_charged: + self.mostly_charged = True + self.charging_event_handler(ChargingEvent.AC_MOSTLY_CHARGED) + + self.set_hw_charging_current(current) + + def set_hw_charging_current(self, current: int): + try: + response = inverter.exec('set-max-ac-charge-current', (0, current)) + if response['result'] != 'ok': + logger.error(f'failed to change AC charging current to {current} A') + raise InverterError('set-max-ac-charge-current: inverterd reported error') + else: + self.charging_event_handler(ChargingEvent.AC_CURRENT_CHANGED, current=current) + logger.info(f'changed AC charging current to {current} A') + except InverterError as e: + self.error_handler(f'failed to set charging current to {current} A (caught InverterError)') + logger.exception(e) + + def _next_current(self): + if self.current_change_direction == CurrentChangeDirection.UP: + self.active_current_idx += 1 + if self.active_current_idx == len(self.currents)-1: + logger.info('_next_current: charging current power direction to DOWN') + self.current_change_direction = CurrentChangeDirection.DOWN + self.next_current_enter_time = 0 + else: + if self.active_current_idx == 0: + raise IndexError('can\'t go lower') + self.active_current_idx -= 1 + + logger.info(f'_next_current: active_current_idx set to {self.active_current_idx}, returning current of {self.currents[self.active_current_idx]} A') + return self.currents[self.active_current_idx] + + def low_voltage_program(self, v: float, load_watts: int): + crit_level = cfg.vcrit + low_level = cfg.vlow + + if v <= crit_level: + state = BatteryState.CRITICAL + elif v <= low_level: + state = BatteryState.LOW + else: + state = BatteryState.NORMAL + + if state != self.battery_state: + self.battery_state = state + self.battery_event_handler(state, v, load_watts) + + def set_charging_event_handler(self, handler: Callable): + self.charging_event_handler = handler + + def set_battery_event_handler(self, handler: Callable): + self.battery_event_handler = handler + + def set_util_event_handler(self, handler: Callable): + self.util_event_handler = handler + + def set_error_handler(self, handler: Callable): + self.error_handler = handler + + def set_osp_need_change_callback(self, cb: Callable): + self.osp_change_cb = cb + + def set_ac_mode(self, mode: ACMode): + self.ac_mode = mode + + def notify_osp(self, osp: OutputSourcePriority): + self.osp = osp + + def stop(self): + self.interrupted = True + + def dump_status(self) -> dict: + return { + 'interrupted': self.interrupted, + 'currents': self.currents, + 'active_current': self.active_current, + 'current_change_direction': self.current_change_direction.name, + 'battery_state': self.battery_state.name, + 'charging_state': self.charging_state.name, + 'mostly_charged': self.mostly_charged, + 'floating_stopwatch_paused': self.floating_stopwatch.is_paused(), + 'floating_stopwatch_elapsed': self.floating_stopwatch.get_elapsed_time(), + 'time_now': time.time(), + 'next_current_enter_time': self.next_current_enter_time, + 'ac_mode': self.ac_mode, + 'osp': self.osp, + 'util_ac_present': self.util_ac_present, + 'util_pd': self.util_pd.name, + 'util_solar': self.util_solar + } diff --git a/py_include/homekit/inverter/types.py b/py_include/homekit/inverter/types.py new file mode 100644 index 0000000..57021f1 --- /dev/null +++ b/py_include/homekit/inverter/types.py @@ -0,0 +1,64 @@ +from enum import Enum, auto + + +class BatteryPowerDirection(Enum): + DISCHARGING = auto() + CHARGING = auto() + DO_NOTHING = auto() + + +class ChargingEvent(Enum): + AC_CHARGING_UNAVAILABLE_BECAUSE_SOLAR = auto() + AC_NOT_CHARGING = auto() + AC_CHARGING_STARTED = auto() + AC_DISCONNECTED = auto() + AC_CURRENT_CHANGED = auto() + AC_MOSTLY_CHARGED = auto() + AC_CHARGING_FINISHED = auto() + + UTIL_CHARGING_STARTED = auto() + UTIL_CHARGING_STOPPED = auto() + UTIL_CHARGING_STOPPED_SOLAR = auto() + + +class ACPresentEvent(Enum): + CONNECTED = auto() + DISCONNECTED = auto() + + +class ChargingState(Enum): + NOT_CHARGING = auto() + AC_BUT_SOLAR = auto() + AC_WAITING = auto() + AC_OK = auto() + AC_DONE = auto() + + +class CurrentChangeDirection(Enum): + UP = auto() + DOWN = auto() + + +class BatteryState(Enum): + NORMAL = auto() + LOW = auto() + CRITICAL = auto() + + +class ACMode(Enum): + GENERATOR = 'generator' + UTILITIES = 'utilities' + + +class OutputSourcePriority(Enum): + SolarUtilityBattery = 'SUB' + SolarBatteryUtility = 'SBU' + + @classmethod + def from_text(cls, s: str): + if s == 'Solar-Battery-Utility': + return cls.SolarBatteryUtility + elif s == 'Solar-Utility-Battery': + return cls.SolarUtilityBattery + else: + raise ValueError(f'unknown value: {s}') \ No newline at end of file diff --git a/py_include/homekit/inverter/util.py b/py_include/homekit/inverter/util.py new file mode 100644 index 0000000..a577e6a --- /dev/null +++ b/py_include/homekit/inverter/util.py @@ -0,0 +1,8 @@ +import re + + +def beautify_table(s): + lines = s.split('\n') + lines = list(map(lambda line: re.sub(r'\s+', ' ', line), lines)) + lines = list(map(lambda line: re.sub(r'(.*?): (.*)', r'\1: \2', line), lines)) + return '\n'.join(lines) diff --git a/py_include/homekit/media/__init__.py b/py_include/homekit/media/__init__.py new file mode 100644 index 0000000..6923105 --- /dev/null +++ b/py_include/homekit/media/__init__.py @@ -0,0 +1,22 @@ +import importlib +import itertools + +__map__ = { + 'types': ['MediaNodeType'], + 'record_client': ['SoundRecordClient', 'CameraRecordClient', 'RecordClient'], + 'node_server': ['MediaNodeServer'], + 'node_client': ['SoundNodeClient', 'CameraNodeClient', 'MediaNodeClient'], + 'storage': ['SoundRecordStorage', 'ESP32CameraRecordStorage', 'SoundRecordFile', 'CameraRecordFile', 'RecordFile'], + 'record': ['SoundRecorder', 'CameraRecorder'] +} + +__all__ = list(itertools.chain(*__map__.values())) + + +def __getattr__(name): + if name in __all__: + for file, names in __map__.items(): + if name in names: + module = importlib.import_module(f'.{file}', __name__) + return getattr(module, name) + raise AttributeError(f"module {__name__!r} has no attribute {name!r}") diff --git a/py_include/homekit/media/__init__.pyi b/py_include/homekit/media/__init__.pyi new file mode 100644 index 0000000..77c2176 --- /dev/null +++ b/py_include/homekit/media/__init__.pyi @@ -0,0 +1,27 @@ +from .types import ( + MediaNodeType as MediaNodeType +) +from .record_client import ( + SoundRecordClient as SoundRecordClient, + CameraRecordClient as CameraRecordClient, + RecordClient as RecordClient +) +from .node_server import ( + MediaNodeServer as MediaNodeServer +) +from .node_client import ( + SoundNodeClient as SoundNodeClient, + CameraNodeClient as CameraNodeClient, + MediaNodeClient as MediaNodeClient +) +from .storage import ( + SoundRecordStorage as SoundRecordStorage, + ESP32CameraRecordStorage as ESP32CameraRecordStorage, + SoundRecordFile as SoundRecordFile, + CameraRecordFile as CameraRecordFile, + RecordFile as RecordFile +) +from .record import ( + SoundRecorder as SoundRecorder, + CameraRecorder as CameraRecorder +) \ No newline at end of file diff --git a/py_include/homekit/media/node_client.py b/py_include/homekit/media/node_client.py new file mode 100644 index 0000000..eb39898 --- /dev/null +++ b/py_include/homekit/media/node_client.py @@ -0,0 +1,119 @@ +import requests +import shutil +import logging + +from typing import Optional, Union, List +from .storage import RecordFile +from ..util import Addr +from ..api.errors import ApiResponseError + + +class MediaNodeClient: + def __init__(self, addr: Addr): + self.endpoint = f'http://{addr[0]}:{addr[1]}' + self.logger = logging.getLogger(self.__class__.__name__) + + def record(self, duration: int): + return self._call('record/', params={"duration": duration}) + + def record_info(self, record_id: int): + return self._call(f'record/info/{record_id}/') + + def record_forget(self, record_id: int): + return self._call(f'record/forget/{record_id}/') + + def record_download(self, record_id: int, output: str): + return self._call(f'record/download/{record_id}/', save_to=output) + + def storage_list(self, extended=False, as_objects=False) -> Union[List[str], List[dict], List[RecordFile]]: + r = self._call('storage/list/', params={'extended': int(extended)}) + files = r['files'] + if as_objects: + return self.record_list_from_serialized(files) + return files + + @staticmethod + def record_list_from_serialized(files: Union[List[str], List[dict]]): + new_files = [] + for f in files: + kwargs = {'remote': True} + if isinstance(f, dict): + name = f['filename'] + kwargs['remote_filesize'] = f['filesize'] + else: + name = f + item = RecordFile.create(name, **kwargs) + new_files.append(item) + return new_files + + def storage_delete(self, file_id: str): + return self._call('storage/delete/', params={'file_id': file_id}) + + def storage_download(self, file_id: str, output: str): + return self._call('storage/download/', params={'file_id': file_id}, save_to=output) + + def _call(self, + method: str, + params: dict = None, + save_to: Optional[str] = None): + kwargs = {} + if isinstance(params, dict): + kwargs['params'] = params + if save_to: + kwargs['stream'] = True + + url = f'{self.endpoint}/{method}' + self.logger.debug(f'calling {url}, kwargs: {kwargs}') + + r = requests.get(url, **kwargs) + if r.status_code != 200: + response = r.json() + raise ApiResponseError(status_code=r.status_code, + error_type=response['error'], + error_message=response['message'] or None, + error_stacktrace=response['stacktrace'] if 'stacktrace' in response else None) + + if save_to: + r.raise_for_status() + with open(save_to, 'wb') as f: + shutil.copyfileobj(r.raw, f) + return True + + return r.json()['response'] + + +class SoundNodeClient(MediaNodeClient): + def amixer_get_all(self): + return self._call('amixer/get-all/') + + def amixer_get(self, control: str): + return self._call(f'amixer/get/{control}/') + + def amixer_incr(self, control: str, step: Optional[int] = None): + params = {'step': step} if step is not None else None + return self._call(f'amixer/incr/{control}/', params=params) + + def amixer_decr(self, control: str, step: Optional[int] = None): + params = {'step': step} if step is not None else None + return self._call(f'amixer/decr/{control}/', params=params) + + def amixer_mute(self, control: str): + return self._call(f'amixer/mute/{control}/') + + def amixer_unmute(self, control: str): + return self._call(f'amixer/unmute/{control}/') + + def amixer_cap(self, control: str): + return self._call(f'amixer/cap/{control}/') + + def amixer_nocap(self, control: str): + return self._call(f'amixer/nocap/{control}/') + + +class CameraNodeClient(MediaNodeClient): + def capture(self, + save_to: str, + with_flash: bool = False): + return self._call('capture/', + {'with_flash': int(with_flash)}, + save_to=save_to) diff --git a/py_include/homekit/media/node_server.py b/py_include/homekit/media/node_server.py new file mode 100644 index 0000000..5d0803c --- /dev/null +++ b/py_include/homekit/media/node_server.py @@ -0,0 +1,86 @@ +from .. import http +from .record import Recorder +from .types import RecordStatus +from .storage import RecordStorage + + +class MediaNodeServer(http.HTTPServer): + recorder: Recorder + storage: RecordStorage + + def __init__(self, + recorder: Recorder, + storage: RecordStorage, + *args, **kwargs): + super().__init__(*args, **kwargs) + + self.recorder = recorder + self.storage = storage + + self.get('/record/', self.do_record) + self.get('/record/info/{id}/', self.record_info) + self.get('/record/forget/{id}/', self.record_forget) + self.get('/record/download/{id}/', self.record_download) + + self.get('/storage/list/', self.storage_list) + self.get('/storage/delete/', self.storage_delete) + self.get('/storage/download/', self.storage_download) + + async def do_record(self, request: http.Request): + duration = int(request.query['duration']) + max = Recorder.get_max_record_time()*15 + if not 0 < duration <= max: + raise ValueError(f'invalid duration: max duration is {max}') + + record_id = self.recorder.record(duration) + return http.ok({'id': record_id}) + + async def record_info(self, request: http.Request): + record_id = int(request.match_info['id']) + info = self.recorder.get_info(record_id) + return http.ok(info.as_dict()) + + async def record_forget(self, request: http.Request): + record_id = int(request.match_info['id']) + + info = self.recorder.get_info(record_id) + assert info.status in (RecordStatus.FINISHED, RecordStatus.ERROR), f"can't forget: record status is {info.status}" + + self.recorder.forget(record_id) + return http.ok() + + async def record_download(self, request: http.Request): + record_id = int(request.match_info['id']) + + info = self.recorder.get_info(record_id) + assert info.status == RecordStatus.FINISHED, f"record status is {info.status}" + + return http.FileResponse(info.file.path) + + async def storage_list(self, request: http.Request): + extended = 'extended' in request.query and int(request.query['extended']) == 1 + + files = self.storage.getfiles(as_objects=extended) + if extended: + files = list(map(lambda file: file.__dict__(), files)) + + return http.ok({ + 'files': files + }) + + async def storage_delete(self, request: http.Request): + file_id = request.query['file_id'] + file = self.storage.find(file_id) + if not file: + raise ValueError(f'file {file} not found') + + self.storage.delete(file) + return http.ok() + + async def storage_download(self, request): + file_id = request.query['file_id'] + file = self.storage.find(file_id) + if not file: + raise ValueError(f'file {file} not found') + + return http.FileResponse(file.path) diff --git a/py_include/homekit/media/record.py b/py_include/homekit/media/record.py new file mode 100644 index 0000000..cd7447a --- /dev/null +++ b/py_include/homekit/media/record.py @@ -0,0 +1,461 @@ +import os +import threading +import logging +import time +import subprocess +import signal + +from typing import Optional, List, Dict +from ..util import find_child_processes, Addr +from ..config import config +from .storage import RecordFile, RecordStorage +from .types import RecordStatus +from ..camera.types import CameraType + + +_history_item_timeout = 7200 +_history_cleanup_freq = 3600 + + +class RecordHistoryItem: + id: int + request_time: float + start_time: float + stop_time: float + relations: List[int] + status: RecordStatus + error: Optional[Exception] + file: Optional[RecordFile] + creation_time: float + + def __init__(self, id): + self.id = id + self.request_time = 0 + self.start_time = 0 + self.stop_time = 0 + self.relations = [] + self.status = RecordStatus.WAITING + self.file = None + self.error = None + self.creation_time = time.time() + + def add_relation(self, related_id: int): + self.relations.append(related_id) + + def mark_started(self, start_time: float): + self.start_time = start_time + self.status = RecordStatus.RECORDING + + def mark_finished(self, end_time: float, file: RecordFile): + self.stop_time = end_time + self.file = file + self.status = RecordStatus.FINISHED + + def mark_failed(self, error: Exception): + self.status = RecordStatus.ERROR + self.error = error + + def as_dict(self) -> dict: + data = { + 'id': self.id, + 'request_time': self.request_time, + 'status': self.status.value, + 'relations': self.relations, + 'start_time': self.start_time, + 'stop_time': self.stop_time, + } + if self.error: + data['error'] = str(self.error) + if self.file: + data['file'] = self.file.__dict__() + return data + + +class RecordingNotFoundError(Exception): + pass + + +class RecordHistory: + history: Dict[int, RecordHistoryItem] + + def __init__(self): + self.history = {} + self.logger = logging.getLogger(self.__class__.__name__) + + def add(self, record_id: int): + self.logger.debug(f'add: record_id={record_id}') + + r = RecordHistoryItem(record_id) + r.request_time = time.time() + + self.history[record_id] = r + + def delete(self, record_id: int): + self.logger.debug(f'delete: record_id={record_id}') + del self.history[record_id] + + def cleanup(self): + del_ids = [] + for rid, item in self.history.items(): + if item.creation_time < time.time()-_history_item_timeout: + del_ids.append(rid) + for rid in del_ids: + self.delete(rid) + + def __getitem__(self, key): + if key not in self.history: + raise RecordingNotFoundError() + + return self.history[key] + + def __setitem__(self, key, value): + raise NotImplementedError('setting history item this way is prohibited') + + def __contains__(self, key): + return key in self.history + + +class Recording: + RECORDER_PROGRAM = None + + start_time: float + stop_time: float + duration: int + record_id: int + recorder_program_pid: Optional[int] + process: Optional[subprocess.Popen] + + g_record_id = 1 + + def __init__(self): + if self.RECORDER_PROGRAM is None: + raise RuntimeError('this is abstract class') + + self.start_time = 0 + self.stop_time = 0 + self.duration = 0 + self.process = None + self.recorder_program_pid = None + self.record_id = Recording.next_id() + self.logger = logging.getLogger(self.__class__.__name__) + + def is_started(self) -> bool: + return self.start_time > 0 and self.stop_time > 0 + + def is_waiting(self): + return self.duration > 0 + + def ask_for(self, duration) -> int: + overtime = 0 + orig_duration = duration + + if self.is_started(): + already_passed = time.time() - self.start_time + max_duration = Recorder.get_max_record_time() - already_passed + self.logger.debug(f'ask_for({orig_duration}): recording is in progress, already passed {already_passed}s, max_duration set to {max_duration}') + else: + max_duration = Recorder.get_max_record_time() + + if duration > max_duration: + overtime = duration - max_duration + duration = max_duration + + self.logger.debug(f'ask_for({orig_duration}): requested duration ({orig_duration}) is greater than max ({max_duration}), overtime is {overtime}') + + self.duration += duration + if self.is_started(): + til_end = self.stop_time - time.time() + if til_end < 0: + til_end = 0 + + _prev_stop_time = self.stop_time + _to_add = duration - til_end + if _to_add < 0: + _to_add = 0 + + self.stop_time += _to_add + self.logger.debug(f'ask_for({orig_duration}): adding {_to_add} to stop_time (before: {_prev_stop_time}, after: {self.stop_time})') + + return overtime + + def start(self, output: str): + assert self.start_time == 0 and self.stop_time == 0, "already started?!" + assert self.process is None, "self.process is not None, what the hell?" + + cur = time.time() + self.start_time = cur + self.stop_time = cur + self.duration + + cmd = self.get_command(output) + self.logger.debug(f'start: running `{cmd}`') + self.process = subprocess.Popen(cmd, shell=True, stdin=None, stdout=None, stderr=None, close_fds=True) + + sh_pid = self.process.pid + self.logger.debug(f'start: started, pid of shell is {sh_pid}') + + pid = self.find_recorder_program_pid(sh_pid) + if pid is not None: + self.recorder_program_pid = pid + self.logger.debug(f'start: pid of {self.RECORDER_PROGRAM} is {pid}') + + def get_command(self, output: str) -> str: + pass + + def stop(self): + if self.process: + if self.recorder_program_pid is None: + self.recorder_program_pid = self.find_recorder_program_pid(self.process.pid) + + if self.recorder_program_pid is not None: + os.kill(self.recorder_program_pid, signal.SIGINT) + timeout = config['node']['process_wait_timeout'] + + self.logger.debug(f'stop: sent SIGINT to {self.recorder_program_pid}. now waiting up to {timeout} seconds...') + try: + self.process.wait(timeout=timeout) + except subprocess.TimeoutExpired: + self.logger.warning(f'stop: wait({timeout}): timeout expired, killing it') + try: + os.kill(self.recorder_program_pid, signal.SIGKILL) + self.process.terminate() + except Exception as exc: + self.logger.exception(exc) + else: + self.logger.warning(f'stop: pid of {self.RECORDER_PROGRAM} is unknown, calling terminate()') + self.process.terminate() + + rc = self.process.returncode + self.logger.debug(f'stop: rc={rc}') + + self.process = None + self.recorder_program_pid = 0 + + self.duration = 0 + self.start_time = 0 + self.stop_time = 0 + + def find_recorder_program_pid(self, sh_pid: int): + try: + children = find_child_processes(sh_pid) + except OSError as exc: + self.logger.warning(f'failed to find child process of {sh_pid}: ' + str(exc)) + return None + + for child in children: + if self.RECORDER_PROGRAM in child.cmd: + return child.pid + + return None + + @staticmethod + def next_id() -> int: + cur_id = Recording.g_record_id + Recording.g_record_id += 1 + return cur_id + + def increment_id(self): + self.record_id = Recording.next_id() + + +class Recorder: + TEMP_NAME = None + + interrupted: bool + lock: threading.Lock + history_lock: threading.Lock + recording: Optional[Recording] + overtime: int + history: RecordHistory + next_history_cleanup_time: float + storage: RecordStorage + + def __init__(self, + storage: RecordStorage, + recording: Recording): + if self.TEMP_NAME is None: + raise RuntimeError('this is abstract class') + + self.storage = storage + self.recording = recording + self.interrupted = False + self.lock = threading.Lock() + self.history_lock = threading.Lock() + self.overtime = 0 + self.history = RecordHistory() + self.next_history_cleanup_time = 0 + self.logger = logging.getLogger(self.__class__.__name__) + + def start_thread(self): + t = threading.Thread(target=self.loop) + t.daemon = True + t.start() + + def loop(self) -> None: + tempname = os.path.join(self.storage.root, self.TEMP_NAME) + + while not self.interrupted: + cur = time.time() + stopped = False + cur_record_id = None + + if self.next_history_cleanup_time == 0: + self.next_history_cleanup_time = time.time() + _history_cleanup_freq + elif self.next_history_cleanup_time <= time.time(): + self.logger.debug('loop: calling history.cleanup()') + try: + self.history.cleanup() + except Exception as e: + self.logger.error('loop: error while history.cleanup(): ' + str(e)) + self.next_history_cleanup_time = time.time() + _history_cleanup_freq + + with self.lock: + cur_record_id = self.recording.record_id + # self.logger.debug(f'cur_record_id={cur_record_id}') + + if not self.recording.is_started(): + if self.recording.is_waiting(): + try: + if os.path.exists(tempname): + self.logger.warning(f'loop: going to start new recording, but {tempname} still exists, unlinking..') + try: + os.unlink(tempname) + except OSError as e: + self.logger.exception(e) + self.recording.start(tempname) + with self.history_lock: + self.history[cur_record_id].mark_started(self.recording.start_time) + except Exception as exc: + self.logger.exception(exc) + + # there should not be any errors, but still.. + try: + self.recording.stop() + except Exception as exc: + self.logger.exception(exc) + + with self.history_lock: + self.history[cur_record_id].mark_failed(exc) + + self.logger.debug(f'loop: start exc path: calling increment_id()') + self.recording.increment_id() + else: + if cur >= self.recording.stop_time: + try: + start_time = self.recording.start_time + stop_time = self.recording.stop_time + self.recording.stop() + + saved_name = self.storage.save(tempname, + record_id=cur_record_id, + start_time=int(start_time), + stop_time=int(stop_time)) + + with self.history_lock: + self.history[cur_record_id].mark_finished(stop_time, saved_name) + except Exception as exc: + self.logger.exception(exc) + with self.history_lock: + self.history[cur_record_id].mark_failed(exc) + finally: + self.logger.debug(f'loop: stop exc final path: calling increment_id()') + self.recording.increment_id() + + stopped = True + + if stopped and self.overtime > 0: + self.logger.info(f'recording {cur_record_id} is stopped, but we\'ve got overtime ({self.overtime})') + _overtime = self.overtime + self.overtime = 0 + + related_id = self.record(_overtime) + self.logger.info(f'enqueued another record with id {related_id}') + + if cur_record_id is not None: + with self.history_lock: + self.history[cur_record_id].add_relation(related_id) + + time.sleep(0.2) + + def record(self, duration: int) -> int: + self.logger.debug(f'record: duration={duration}') + with self.lock: + overtime = self.recording.ask_for(duration) + self.logger.debug(f'overtime={overtime}') + + if overtime > self.overtime: + self.overtime = overtime + + if not self.recording.is_started(): + with self.history_lock: + self.history.add(self.recording.record_id) + + return self.recording.record_id + + def stop(self): + self.interrupted = True + + def get_info(self, record_id: int) -> RecordHistoryItem: + with self.history_lock: + return self.history[record_id] + + def forget(self, record_id: int): + with self.history_lock: + self.logger.info(f'forget: removing record {record_id} from history') + self.history.delete(record_id) + + @staticmethod + def get_max_record_time() -> int: + return config['node']['record_max_time'] + + +class SoundRecorder(Recorder): + TEMP_NAME = 'temp.mp3' + + def __init__(self, *args, **kwargs): + super().__init__(recording=SoundRecording(), + *args, **kwargs) + + +class CameraRecorder(Recorder): + TEMP_NAME = 'temp.mp4' + + def __init__(self, + camera_type: CameraType, + *args, **kwargs): + if camera_type == CameraType.ESP32: + recording = ESP32CameraRecording(stream_addr=kwargs['stream_addr']) + del kwargs['stream_addr'] + else: + raise RuntimeError(f'unsupported camera type {camera_type}') + + super().__init__(recording=recording, + *args, **kwargs) + + +class SoundRecording(Recording): + RECORDER_PROGRAM = 'arecord' + + def get_command(self, output: str) -> str: + arecord = config['arecord']['bin'] + lame = config['lame']['bin'] + b = config['lame']['bitrate'] + + return f'{arecord} -f S16 -r 44100 -t raw 2>/dev/null | {lame} -r -s 44.1 -b {b} -m m - {output} >/dev/null 2>/dev/null' + + +class ESP32CameraRecording(Recording): + RECORDER_PROGRAM = 'esp32_capture.py' + + stream_addr: Addr + + def __init__(self, stream_addr: Addr): + super().__init__() + self.stream_addr = stream_addr + + def get_command(self, output: str) -> str: + bin = config['esp32_capture']['bin'] + return f'{bin} --addr {self.stream_addr[0]}:{self.stream_addr[1]} --output-directory {output} >/dev/null 2>/dev/null' + + def start(self, output: str): + output = os.path.dirname(output) + return super().start(output) \ No newline at end of file diff --git a/py_include/homekit/media/record_client.py b/py_include/homekit/media/record_client.py new file mode 100644 index 0000000..322495c --- /dev/null +++ b/py_include/homekit/media/record_client.py @@ -0,0 +1,166 @@ +import time +import logging +import threading +import os.path + +from tempfile import gettempdir +from .record import RecordStatus +from .node_client import SoundNodeClient, MediaNodeClient, CameraNodeClient +from ..util import Addr +from typing import Optional, Callable, Dict + + +class RecordClient: + DOWNLOAD_EXTENSION = None + + interrupted: bool + logger: logging.Logger + clients: Dict[str, MediaNodeClient] + awaiting: Dict[str, Dict[int, Optional[dict]]] + error_handler: Optional[Callable] + finished_handler: Optional[Callable] + download_on_finish: bool + + def __init__(self, + nodes: Dict[str, Addr], + error_handler: Optional[Callable] = None, + finished_handler: Optional[Callable] = None, + download_on_finish=False): + if self.DOWNLOAD_EXTENSION is None: + raise RuntimeError('this is abstract class') + + self.interrupted = False + self.logger = logging.getLogger(self.__class__.__name__) + self.clients = {} + self.awaiting = {} + + self.download_on_finish = download_on_finish + self.error_handler = error_handler + self.finished_handler = finished_handler + + self.awaiting_lock = threading.Lock() + + self.make_clients(nodes) + + try: + t = threading.Thread(target=self.loop) + t.daemon = True + t.start() + except (KeyboardInterrupt, SystemExit) as exc: + self.stop() + self.logger.exception(exc) + + def make_clients(self, nodes: Dict[str, Addr]): + pass + + def stop(self): + self.interrupted = True + + def loop(self): + while not self.interrupted: + for node in self.awaiting.keys(): + with self.awaiting_lock: + record_ids = list(self.awaiting[node].keys()) + if not record_ids: + continue + + self.logger.debug(f'loop: node `{node}` awaiting list: {record_ids}') + + cl = self.getclient(node) + del_ids = [] + for rid in record_ids: + info = cl.record_info(rid) + + if info['relations']: + for relid in info['relations']: + self.wait_for_record(node, relid, self.awaiting[node][rid], is_relative=True) + + status = RecordStatus(info['status']) + if status in (RecordStatus.FINISHED, RecordStatus.ERROR): + if status == RecordStatus.FINISHED: + if self.download_on_finish: + local_fn = self.download(node, rid, info['file']['fileid']) + else: + local_fn = None + self._report_finished(info, local_fn, self.awaiting[node][rid]) + else: + self._report_error(info, self.awaiting[node][rid]) + del_ids.append(rid) + self.logger.debug(f'record {rid}: status {status}') + + if del_ids: + self.logger.debug(f'deleting {del_ids} from {node}\'s awaiting list') + with self.awaiting_lock: + for del_id in del_ids: + del self.awaiting[node][del_id] + + time.sleep(5) + + self.logger.info('loop ended') + + def getclient(self, node: str): + return self.clients[node] + + def record(self, + node: str, + duration: int, + userdata: Optional[dict] = None) -> int: + self.logger.debug(f'record: node={node}, duration={duration}, userdata={userdata}') + + cl = self.getclient(node) + record_id = cl.record(duration)['id'] + self.logger.debug(f'record: request sent, record_id={record_id}') + + self.wait_for_record(node, record_id, userdata) + return record_id + + def wait_for_record(self, + node: str, + record_id: int, + userdata: Optional[dict] = None, + is_relative=False): + with self.awaiting_lock: + if record_id not in self.awaiting[node]: + msg = f'wait_for_record: adding {record_id} to {node}' + if is_relative: + msg += ' (by relation)' + self.logger.debug(msg) + + self.awaiting[node][record_id] = userdata + + def download(self, node: str, record_id: int, fileid: str): + dst = os.path.join(gettempdir(), f'{node}_{fileid}.{self.DOWNLOAD_EXTENSION}') + cl = self.getclient(node) + cl.record_download(record_id, dst) + return dst + + def forget(self, node: str, rid: int): + self.getclient(node).record_forget(rid) + + def _report_finished(self, *args): + if self.finished_handler: + self.finished_handler(*args) + + def _report_error(self, *args): + if self.error_handler: + self.error_handler(*args) + + +class SoundRecordClient(RecordClient): + DOWNLOAD_EXTENSION = 'mp3' + # clients: Dict[str, SoundNodeClient] + + def make_clients(self, nodes: Dict[str, Addr]): + for node, addr in nodes.items(): + self.clients[node] = SoundNodeClient(addr) + self.awaiting[node] = {} + + +class CameraRecordClient(RecordClient): + DOWNLOAD_EXTENSION = 'mp4' + # clients: Dict[str, CameraNodeClient] + + def make_clients(self, nodes: Dict[str, Addr]): + for node, addr in nodes.items(): + self.clients[node] = CameraNodeClient(addr) + self.awaiting[node] = {} \ No newline at end of file diff --git a/py_include/homekit/media/storage.py b/py_include/homekit/media/storage.py new file mode 100644 index 0000000..dd74ff8 --- /dev/null +++ b/py_include/homekit/media/storage.py @@ -0,0 +1,210 @@ +import os +import re +import shutil +import logging + +from typing import Optional, Union, List +from datetime import datetime +from ..util import strgen + +logger = logging.getLogger(__name__) + + +# record file +# ----------- + +class RecordFile: + EXTENSION = None + + start_time: Optional[datetime] + stop_time: Optional[datetime] + record_id: Optional[int] + name: str + file_id: Optional[str] + remote: bool + remote_filesize: int + storage_root: str + + human_date_dmt = '%d.%m.%y' + human_time_fmt = '%H:%M:%S' + + @staticmethod + def create(filename: str, *args, **kwargs): + if filename.endswith(f'.{SoundRecordFile.EXTENSION}'): + return SoundRecordFile(filename, *args, **kwargs) + elif filename.endswith(f'.{CameraRecordFile.EXTENSION}'): + return CameraRecordFile(filename, *args, **kwargs) + else: + raise RuntimeError(f'unsupported file extension: {filename}') + + def __init__(self, filename: str, remote=False, remote_filesize=None, storage_root='/'): + if self.EXTENSION is None: + raise RuntimeError('this is abstract class') + + self.name = filename + self.storage_root = storage_root + + self.remote = remote + self.remote_filesize = remote_filesize + + m = re.match(r'^(\d{6}-\d{6})_(\d{6}-\d{6})_id(\d+)(_\w+)?\.'+self.EXTENSION+'$', filename) + if m: + self.start_time = datetime.strptime(m.group(1), RecordStorage.time_fmt) + self.stop_time = datetime.strptime(m.group(2), RecordStorage.time_fmt) + self.record_id = int(m.group(3)) + self.file_id = (m.group(1) + '_' + m.group(2)).replace('-', '_') + else: + logger.warning(f'unexpected filename: {filename}') + self.start_time = None + self.stop_time = None + self.record_id = None + self.file_id = None + + @property + def path(self): + if self.remote: + return RuntimeError('remote recording, can\'t get real path') + + return os.path.realpath(os.path.join( + self.storage_root, self.name + )) + + @property + def start_humantime(self) -> str: + if self.start_time is None: + return '?' + fmt = f'{RecordFile.human_date_dmt} {RecordFile.human_time_fmt}' + return self.start_time.strftime(fmt) + + @property + def stop_humantime(self) -> str: + if self.stop_time is None: + return '?' + fmt = RecordFile.human_time_fmt + if self.start_time.date() != self.stop_time.date(): + fmt = f'{RecordFile.human_date_dmt} {fmt}' + return self.stop_time.strftime(fmt) + + @property + def start_unixtime(self) -> int: + if self.start_time is None: + return 0 + return int(self.start_time.timestamp()) + + @property + def stop_unixtime(self) -> int: + if self.stop_time is None: + return 0 + return int(self.stop_time.timestamp()) + + @property + def filesize(self): + if self.remote: + if self.remote_filesize is None: + raise RuntimeError('file is remote and remote_filesize is not set') + return self.remote_filesize + return os.path.getsize(self.path) + + def __dict__(self) -> dict: + return { + 'start_unixtime': self.start_unixtime, + 'stop_unixtime': self.stop_unixtime, + 'filename': self.name, + 'filesize': self.filesize, + 'fileid': self.file_id, + 'record_id': self.record_id or 0, + } + + +class PseudoRecordFile(RecordFile): + EXTENSION = 'null' + + def __init__(self): + super().__init__('pseudo.null') + + @property + def filesize(self): + return 0 + + +class SoundRecordFile(RecordFile): + EXTENSION = 'mp3' + + +class CameraRecordFile(RecordFile): + EXTENSION = 'mp4' + + +# record storage +# -------------- + +class RecordStorage: + EXTENSION = None + + time_fmt = '%d%m%y-%H%M%S' + + def __init__(self, root: str): + if self.EXTENSION is None: + raise RuntimeError('this is abstract class') + + self.root = root + + def getfiles(self, as_objects=False) -> Union[List[str], List[RecordFile]]: + files = [] + for name in os.listdir(self.root): + path = os.path.join(self.root, name) + if os.path.isfile(path) and name.endswith(f'.{self.EXTENSION}'): + files.append(name if not as_objects else RecordFile.create(name, storage_root=self.root)) + return files + + def find(self, file_id: str) -> Optional[RecordFile]: + for name in os.listdir(self.root): + if os.path.isfile(os.path.join(self.root, name)) and name.endswith(f'.{self.EXTENSION}'): + item = RecordFile.create(name, storage_root=self.root) + if item.file_id == file_id: + return item + return None + + def purge(self): + files = self.getfiles() + if files: + logger = logging.getLogger(self.__name__) + for f in files: + try: + path = os.path.join(self.root, f) + logger.debug(f'purge: deleting {path}') + os.unlink(path) + except OSError as exc: + logger.exception(exc) + + def delete(self, file: RecordFile): + os.unlink(file.path) + + def save(self, + fn: str, + record_id: int, + start_time: int, + stop_time: int) -> RecordFile: + + start_time_s = datetime.fromtimestamp(start_time).strftime(self.time_fmt) + stop_time_s = datetime.fromtimestamp(stop_time).strftime(self.time_fmt) + + dst_fn = f'{start_time_s}_{stop_time_s}_id{record_id}' + if os.path.exists(os.path.join(self.root, dst_fn)): + dst_fn += strgen(4) + dst_fn += f'.{self.EXTENSION}' + dst_path = os.path.join(self.root, dst_fn) + + shutil.move(fn, dst_path) + return RecordFile.create(dst_fn, storage_root=self.root) + + +class SoundRecordStorage(RecordStorage): + EXTENSION = 'mp3' + + +class ESP32CameraRecordStorage(RecordStorage): + EXTENSION = 'jpg' # not used anyway + + def save(self, *args, **kwargs): + return PseudoRecordFile() \ No newline at end of file diff --git a/py_include/homekit/media/types.py b/py_include/homekit/media/types.py new file mode 100644 index 0000000..acbc291 --- /dev/null +++ b/py_include/homekit/media/types.py @@ -0,0 +1,13 @@ +from enum import Enum, auto + + +class MediaNodeType(Enum): + SOUND = auto() + CAMERA = auto() + + +class RecordStatus(Enum): + WAITING = auto() + RECORDING = auto() + FINISHED = auto() + ERROR = auto() diff --git a/py_include/homekit/mqtt/__init__.py b/py_include/homekit/mqtt/__init__.py new file mode 100644 index 0000000..707d59c --- /dev/null +++ b/py_include/homekit/mqtt/__init__.py @@ -0,0 +1,7 @@ +from ._mqtt import Mqtt +from ._node import MqttNode +from ._module import MqttModule +from ._wrapper import MqttWrapper +from ._config import MqttConfig, MqttCreds, MqttNodesConfig +from ._payload import MqttPayload, MqttPayloadCustomField +from ._util import get_modules as get_mqtt_modules \ No newline at end of file diff --git a/py_include/homekit/mqtt/_config.py b/py_include/homekit/mqtt/_config.py new file mode 100644 index 0000000..9ba9443 --- /dev/null +++ b/py_include/homekit/mqtt/_config.py @@ -0,0 +1,165 @@ +from ..config import ConfigUnit +from typing import Optional, Union +from ..util import Addr +from collections import namedtuple + +MqttCreds = namedtuple('MqttCreds', 'username, password') + + +class MqttConfig(ConfigUnit): + NAME = 'mqtt' + + @classmethod + def schema(cls) -> Optional[dict]: + addr_schema = { + 'type': 'dict', + 'required': True, + 'schema': { + 'host': {'type': 'string', 'required': True}, + 'port': {'type': 'integer', 'required': True} + } + } + + schema = {} + for key in ('local', 'remote'): + schema[f'{key}_addr'] = addr_schema + + schema['creds'] = { + 'type': 'dict', + 'required': True, + 'keysrules': {'type': 'string'}, + 'valuesrules': { + 'type': 'dict', + 'schema': { + 'username': {'type': 'string', 'required': True}, + 'password': {'type': 'string', 'required': True}, + } + } + } + + for key in ('client', 'server'): + schema[f'default_{key}_creds'] = {'type': 'string', 'required': True} + + return schema + + def remote_addr(self) -> Addr: + return Addr(host=self['remote_addr']['host'], + port=self['remote_addr']['port']) + + def local_addr(self) -> Addr: + return Addr(host=self['local_addr']['host'], + port=self['local_addr']['port']) + + def creds_by_name(self, name: str) -> MqttCreds: + return MqttCreds(username=self['creds'][name]['username'], + password=self['creds'][name]['password']) + + def creds(self) -> MqttCreds: + return self.creds_by_name(self['default_client_creds']) + + def server_creds(self) -> MqttCreds: + return self.creds_by_name(self['default_server_creds']) + + +class MqttNodesConfig(ConfigUnit): + NAME = 'mqtt_nodes' + + @classmethod + def schema(cls) -> Optional[dict]: + return { + 'common': { + 'type': 'dict', + 'schema': { + 'temphum': { + 'type': 'dict', + 'schema': { + 'interval': {'type': 'integer'} + } + }, + 'password': {'type': 'string'} + } + }, + 'nodes': { + 'type': 'dict', + 'required': True, + 'keysrules': {'type': 'string'}, + 'valuesrules': { + 'type': 'dict', + 'schema': { + 'type': {'type': 'string', 'required': True, 'allowed': ['esp8266', 'linux', 'none'],}, + 'board': {'type': 'string', 'allowed': ['nodemcu', 'd1_mini_lite', 'esp12e']}, + 'temphum': { + 'type': 'dict', + 'schema': { + 'module': {'type': 'string', 'required': True, 'allowed': ['si7021', 'dht12']}, + 'interval': {'type': 'integer'}, + 'i2c_bus': {'type': 'integer'}, + 'tcpserver': { + 'type': 'dict', + 'schema': { + 'port': {'type': 'integer', 'required': True} + } + } + } + }, + 'relay': { + 'type': 'dict', + 'schema': { + 'device_type': {'type': 'string', 'allowed': ['lamp', 'pump', 'solenoid'], 'required': True}, + 'legacy_topics': {'type': 'boolean'} + } + }, + 'password': {'type': 'string'} + } + } + } + } + + @staticmethod + def custom_validator(data): + for name, node in data['nodes'].items(): + if 'temphum' in node: + if node['type'] == 'linux': + if 'i2c_bus' not in node['temphum']: + raise KeyError(f'nodes.{name}.temphum: i2c_bus is missing but required for type=linux') + if node['type'] in ('esp8266',) and 'board' not in node: + raise KeyError(f'nodes.{name}: board is missing but required for type={node["type"]}') + + def get_node(self, name: str) -> dict: + node = self['nodes'][name] + if node['type'] == 'none': + return node + + try: + if 'password' not in node: + node['password'] = self['common']['password'] + except KeyError: + pass + + try: + if 'temphum' in node: + for ckey, cval in self['common']['temphum'].items(): + if ckey not in node['temphum']: + node['temphum'][ckey] = cval + except KeyError: + pass + + return node + + def get_nodes(self, + filters: Optional[Union[list[str], tuple[str]]] = None, + only_names=False) -> Union[dict, list[str]]: + if filters: + for f in filters: + if f not in ('temphum', 'relay'): + raise ValueError(f'{self.__class__.__name__}::get_node(): invalid filter {f}') + reslist = [] + resdict = {} + for name in self['nodes'].keys(): + node = self.get_node(name) + if (not filters) or ('temphum' in filters and 'temphum' in node) or ('relay' in filters and 'relay' in node): + if only_names: + reslist.append(name) + else: + resdict[name] = node + return reslist if only_names else resdict diff --git a/py_include/homekit/mqtt/_module.py b/py_include/homekit/mqtt/_module.py new file mode 100644 index 0000000..80f27bb --- /dev/null +++ b/py_include/homekit/mqtt/_module.py @@ -0,0 +1,70 @@ +from __future__ import annotations + +import abc +import logging +import threading + +from time import sleep +from ..util import next_tick_gen + +from typing import TYPE_CHECKING, Optional +if TYPE_CHECKING: + from ._node import MqttNode + from ._payload import MqttPayload + + +class MqttModule(abc.ABC): + _tick_interval: int + _initialized: bool + _connected: bool + _ticker: Optional[threading.Thread] + _mqtt_node_ref: Optional[MqttNode] + + def __init__(self, tick_interval=0): + self._tick_interval = tick_interval + self._initialized = False + self._ticker = None + self._logger = logging.getLogger(self.__class__.__name__) + self._connected = False + self._mqtt_node_ref = None + + def on_connect(self, mqtt: MqttNode): + self._connected = True + self._mqtt_node_ref = mqtt + if self._tick_interval: + self._start_ticker() + + def on_disconnect(self, mqtt: MqttNode): + self._connected = False + self._mqtt_node_ref = None + + def is_initialized(self): + return self._initialized + + def set_initialized(self): + self._initialized = True + + def unset_initialized(self): + self._initialized = False + + def tick(self): + pass + + def _tick(self): + g = next_tick_gen(self._tick_interval) + while self._connected: + sleep(next(g)) + if not self._connected: + break + self.tick() + + def _start_ticker(self): + if not self._ticker or not self._ticker.is_alive(): + name_part = f'{self._mqtt_node_ref.id}/' if self._mqtt_node_ref else '' + self._ticker = None + self._ticker = threading.Thread(target=self._tick, + name=f'mqtt:{self.__class__.__name__}/{name_part}ticker') + self._ticker.start() + + def handle_payload(self, mqtt: MqttNode, topic: str, payload: bytes) -> Optional[MqttPayload]: + pass diff --git a/py_include/homekit/mqtt/_mqtt.py b/py_include/homekit/mqtt/_mqtt.py new file mode 100644 index 0000000..fb35a24 --- /dev/null +++ b/py_include/homekit/mqtt/_mqtt.py @@ -0,0 +1,86 @@ +import os.path +import paho.mqtt.client as mqtt +import ssl +import logging + +from ._config import MqttCreds, MqttConfig +from typing import Optional + + +class Mqtt: + _connected: bool + _is_server: bool + _mqtt_config: MqttConfig + + def __init__(self, + clean_session=True, + client_id='', + creds: Optional[MqttCreds] = None, + is_server=False): + if not client_id: + raise ValueError('client_id must not be empty') + + self._client = mqtt.Client(client_id=client_id, + protocol=mqtt.MQTTv311, + clean_session=clean_session) + self._client.on_connect = self.on_connect + self._client.on_disconnect = self.on_disconnect + self._client.on_message = self.on_message + self._client.on_log = self.on_log + self._client.on_publish = self.on_publish + self._loop_started = False + self._connected = False + self._is_server = is_server + self._mqtt_config = MqttConfig() + self._logger = logging.getLogger(self.__class__.__name__) + + if not creds: + creds = self._mqtt_config.creds() if not is_server else self._mqtt_config.server_creds() + + self._client.username_pw_set(creds.username, creds.password) + + def _configure_tls(self): + ca_certs = os.path.realpath(os.path.join( + os.path.dirname(os.path.realpath(__file__)), + '..', + '..', + '..', + 'misc', + 'mqtt_ca.crt' + )) + self._client.tls_set(ca_certs=ca_certs, + cert_reqs=ssl.CERT_REQUIRED, + tls_version=ssl.PROTOCOL_TLSv1_2) + + def connect_and_loop(self, loop_forever=True): + self._configure_tls() + addr = self._mqtt_config.local_addr() if self._is_server else self._mqtt_config.remote_addr() + self._client.connect(addr.host, addr.port, 60) + if loop_forever: + self._client.loop_forever() + else: + self._client.loop_start() + self._loop_started = True + + def disconnect(self): + self._client.disconnect() + self._client.loop_write() + self._client.loop_stop() + + def on_connect(self, client: mqtt.Client, userdata, flags, rc): + self._logger.info("Connected with result code " + str(rc)) + self._connected = True + + def on_disconnect(self, client: mqtt.Client, userdata, rc): + self._logger.info("Disconnected with result code " + str(rc)) + self._connected = False + + def on_log(self, client: mqtt.Client, userdata, level, buf): + level = mqtt.LOGGING_LEVEL[level] if level in mqtt.LOGGING_LEVEL else logging.INFO + self._logger.log(level, f'MQTT: {buf}') + + def on_message(self, client: mqtt.Client, userdata, msg): + self._logger.debug(msg.topic + ": " + str(msg.payload)) + + def on_publish(self, client: mqtt.Client, userdata, mid): + self._logger.debug(f'publish done, mid={mid}') diff --git a/py_include/homekit/mqtt/_node.py b/py_include/homekit/mqtt/_node.py new file mode 100644 index 0000000..4e259a4 --- /dev/null +++ b/py_include/homekit/mqtt/_node.py @@ -0,0 +1,92 @@ +import logging +import importlib + +from typing import List, TYPE_CHECKING, Optional +from ._payload import MqttPayload +from ._module import MqttModule +if TYPE_CHECKING: + from ._wrapper import MqttWrapper +else: + MqttWrapper = None + + +class MqttNode: + _modules: List[MqttModule] + _module_subscriptions: dict[str, MqttModule] + _node_id: str + _node_secret: str + _payload_callbacks: list[callable] + _wrapper: Optional[MqttWrapper] + + def __init__(self, + node_id: str, + node_secret: Optional[str] = None): + self._modules = [] + self._module_subscriptions = {} + self._node_id = node_id + self._node_secret = node_secret + self._payload_callbacks = [] + self._logger = logging.getLogger(self.__class__.__name__) + self._wrapper = None + + def on_connect(self, wrapper: MqttWrapper): + self._wrapper = wrapper + for module in self._modules: + if not module.is_initialized(): + module.on_connect(self) + module.set_initialized() + + def on_disconnect(self): + self._wrapper = None + for module in self._modules: + module.unset_initialized() + + def on_message(self, topic, payload): + if topic in self._module_subscriptions: + payload = self._module_subscriptions[topic].handle_payload(self, topic, payload) + if isinstance(payload, MqttPayload): + for f in self._payload_callbacks: + f(self, payload) + + def load_module(self, module_name: str, *args, **kwargs) -> MqttModule: + module = importlib.import_module(f'..module.{module_name}', __name__) + if not hasattr(module, 'MODULE_NAME'): + raise RuntimeError(f'MODULE_NAME not found in module {module}') + cl = getattr(module, getattr(module, 'MODULE_NAME')) + instance = cl(*args, **kwargs) + self.add_module(instance) + return instance + + def add_module(self, module: MqttModule): + self._modules.append(module) + if self._wrapper and self._wrapper._connected: + module.on_connect(self) + module.set_initialized() + + def subscribe_module(self, topic: str, module: MqttModule, qos: int = 1): + if not self._wrapper or not self._wrapper._connected: + raise RuntimeError('not connected') + + self._module_subscriptions[topic] = module + self._wrapper.subscribe(self.id, topic, qos) + + def publish(self, + topic: str, + payload: bytes, + qos: int = 1): + self._wrapper.publish(self.id, topic, payload, qos) + + def add_payload_callback(self, callback: callable): + self._payload_callbacks.append(callback) + + @property + def id(self) -> str: + return self._node_id + + @property + def secret(self) -> str: + return self._node_secret + + @secret.setter + def secret(self, secret: str) -> None: + self._node_secret = secret diff --git a/py_include/homekit/mqtt/_payload.py b/py_include/homekit/mqtt/_payload.py new file mode 100644 index 0000000..58eeae3 --- /dev/null +++ b/py_include/homekit/mqtt/_payload.py @@ -0,0 +1,145 @@ +import struct +import abc +import re + +from typing import Optional, Tuple + + +def pldstr(self) -> str: + attrs = [] + for field in self.__class__.__annotations__: + if hasattr(self, field): + attr = getattr(self, field) + attrs.append(f'{field}={attr}') + if attrs: + attrs_s = ' ' + attrs_s += ', '.join(attrs) + else: + attrs_s = '' + return f'<%s{attrs_s}>' % (self.__class__.__name__,) + + +class MqttPayload(abc.ABC): + FORMAT = '' + PACKER = {} + UNPACKER = {} + + def __init__(self, **kwargs): + for field in self.__class__.__annotations__: + setattr(self, field, kwargs[field]) + + def pack(self): + args = [] + bf_number = -1 + bf_arg = 0 + bf_progress = 0 + + for field, field_type in self.__class__.__annotations__.items(): + bfp = _bit_field_params(field_type) + if bfp: + n, s, b = bfp + if n != bf_number: + if bf_number != -1: + args.append(bf_arg) + bf_number = n + bf_progress = 0 + bf_arg = 0 + bf_arg |= (getattr(self, field) & (2 ** b - 1)) << bf_progress + bf_progress += b + + else: + if bf_number != -1: + args.append(bf_arg) + bf_number = -1 + bf_progress = 0 + bf_arg = 0 + + args.append(self._pack_field(field)) + + if bf_number != -1: + args.append(bf_arg) + + return struct.pack(self.FORMAT, *args) + + @classmethod + def unpack(cls, buf: bytes): + data = struct.unpack(cls.FORMAT, buf) + kwargs = {} + i = 0 + bf_number = -1 + bf_progress = 0 + + for field, field_type in cls.__annotations__.items(): + bfp = _bit_field_params(field_type) + if bfp: + n, s, b = bfp + if n != bf_number: + bf_number = n + bf_progress = 0 + kwargs[field] = (data[i] >> bf_progress) & (2 ** b - 1) + bf_progress += b + continue # don't increment i + + if bf_number != -1: + bf_number = -1 + i += 1 + + if issubclass(field_type, MqttPayloadCustomField): + kwargs[field] = field_type.unpack(data[i]) + else: + kwargs[field] = cls._unpack_field(field, data[i]) + i += 1 + + return cls(**kwargs) + + def _pack_field(self, name): + val = getattr(self, name) + if self.PACKER and name in self.PACKER: + return self.PACKER[name](val) + else: + return val + + @classmethod + def _unpack_field(cls, name, val): + if isinstance(val, MqttPayloadCustomField): + return + if cls.UNPACKER and name in cls.UNPACKER: + return cls.UNPACKER[name](val) + else: + return val + + def __str__(self): + return pldstr(self) + + +class MqttPayloadCustomField(abc.ABC): + def __init__(self, **kwargs): + for field in self.__class__.__annotations__: + setattr(self, field, kwargs[field]) + + @abc.abstractmethod + def __index__(self): + pass + + @classmethod + @abc.abstractmethod + def unpack(cls, *args, **kwargs): + pass + + def __str__(self): + return pldstr(self) + + +def bit_field(seq_no: int, total_bits: int, bits: int): + return type(f'MQTTPayloadBitField_{seq_no}_{total_bits}_{bits}', (object,), { + 'seq_no': seq_no, + 'total_bits': total_bits, + 'bits': bits + }) + + +def _bit_field_params(cl) -> Optional[Tuple[int, ...]]: + match = re.match(r'MQTTPayloadBitField_(\d+)_(\d+)_(\d)$', cl.__name__) + if match is not None: + return tuple([int(match.group(i)) for i in range(1, 4)]) + return None \ No newline at end of file diff --git a/py_include/homekit/mqtt/_util.py b/py_include/homekit/mqtt/_util.py new file mode 100644 index 0000000..390d463 --- /dev/null +++ b/py_include/homekit/mqtt/_util.py @@ -0,0 +1,15 @@ +import os +import re + +from typing import List + + +def get_modules() -> List[str]: + modules = [] + modules_dir = os.path.join(os.path.dirname(os.path.realpath(__file__)), 'module') + for name in os.listdir(modules_dir): + if os.path.isdir(os.path.join(modules_dir, name)): + continue + name = re.sub(r'\.py$', '', name) + modules.append(name) + return modules diff --git a/py_include/homekit/mqtt/_wrapper.py b/py_include/homekit/mqtt/_wrapper.py new file mode 100644 index 0000000..3c2774c --- /dev/null +++ b/py_include/homekit/mqtt/_wrapper.py @@ -0,0 +1,60 @@ +import paho.mqtt.client as mqtt + +from ._mqtt import Mqtt +from ._node import MqttNode +from ..util import strgen + + +class MqttWrapper(Mqtt): + _nodes: list[MqttNode] + + def __init__(self, + client_id: str, + topic_prefix='hk', + randomize_client_id=False, + clean_session=True): + if randomize_client_id: + client_id += '_'+strgen(6) + super().__init__(clean_session=clean_session, + client_id=client_id) + self._nodes = [] + self._topic_prefix = topic_prefix + + def on_connect(self, client: mqtt.Client, userdata, flags, rc): + super().on_connect(client, userdata, flags, rc) + for node in self._nodes: + node.on_connect(self) + + def on_disconnect(self, client: mqtt.Client, userdata, rc): + super().on_disconnect(client, userdata, rc) + for node in self._nodes: + node.on_disconnect() + + def on_message(self, client: mqtt.Client, userdata, msg): + try: + topic = msg.topic + topic_node = topic[len(self._topic_prefix)+1:topic.find('/', len(self._topic_prefix)+1)] + for node in self._nodes: + if node.id in ('+', topic_node): + node.on_message(topic[len(f'{self._topic_prefix}/{node.id}/'):], msg.payload) + except Exception as e: + self._logger.exception(str(e)) + + def add_node(self, node: MqttNode): + self._nodes.append(node) + if self._connected: + node.on_connect(self) + + def subscribe(self, + node_id: str, + topic: str, + qos: int): + self._client.subscribe(f'{self._topic_prefix}/{node_id}/{topic}', qos) + + def publish(self, + node_id: str, + topic: str, + payload: bytes, + qos: int): + self._client.publish(f'{self._topic_prefix}/{node_id}/{topic}', payload, qos) + self._client.loop_write() diff --git a/py_include/homekit/mqtt/module/diagnostics.py b/py_include/homekit/mqtt/module/diagnostics.py new file mode 100644 index 0000000..5db5e99 --- /dev/null +++ b/py_include/homekit/mqtt/module/diagnostics.py @@ -0,0 +1,64 @@ +from .._payload import MqttPayload, MqttPayloadCustomField +from .._node import MqttNode, MqttModule +from typing import Optional + +MODULE_NAME = 'MqttDiagnosticsModule' + + +class DiagnosticsFlags(MqttPayloadCustomField): + state: bool + config_changed_value_present: bool + config_changed: bool + + @staticmethod + def unpack(flags: int): + # _logger.debug(f'StatFlags.unpack: flags={flags}') + state = flags & 0x1 + ccvp = (flags >> 1) & 0x1 + cc = (flags >> 2) & 0x1 + # _logger.debug(f'StatFlags.unpack: state={state}') + return DiagnosticsFlags(state=(state == 1), + config_changed_value_present=(ccvp == 1), + config_changed=(cc == 1)) + + def __index__(self): + bits = 0 + bits |= (int(self.state) & 0x1) + bits |= (int(self.config_changed_value_present) & 0x1) << 1 + bits |= (int(self.config_changed) & 0x1) << 2 + return bits + + +class InitialDiagnosticsPayload(MqttPayload): + FORMAT = '=IBbIB' + + ip: int + fw_version: int + rssi: int + free_heap: int + flags: DiagnosticsFlags + + +class DiagnosticsPayload(MqttPayload): + FORMAT = '=bIB' + + rssi: int + free_heap: int + flags: DiagnosticsFlags + + +class MqttDiagnosticsModule(MqttModule): + def on_connect(self, mqtt: MqttNode): + super().on_connect(mqtt) + for topic in ('diag', 'd1ag', 'stat', 'stat1'): + mqtt.subscribe_module(topic, self) + + def handle_payload(self, mqtt: MqttNode, topic: str, payload: bytes) -> Optional[MqttPayload]: + message = None + if topic in ('stat', 'diag'): + message = DiagnosticsPayload.unpack(payload) + elif topic in ('stat1', 'd1ag'): + message = InitialDiagnosticsPayload.unpack(payload) + if message: + self._logger.debug(message) + return message diff --git a/py_include/homekit/mqtt/module/inverter.py b/py_include/homekit/mqtt/module/inverter.py new file mode 100644 index 0000000..29bde0a --- /dev/null +++ b/py_include/homekit/mqtt/module/inverter.py @@ -0,0 +1,195 @@ +import time +import json +import datetime +try: + import inverterd +except: + pass + +from typing import Optional +from .._module import MqttModule +from .._node import MqttNode +from .._payload import MqttPayload, bit_field +try: + from homekit.database import InverterDatabase +except: + pass + +_mult_10 = lambda n: int(n*10) +_div_10 = lambda n: n/10 + + +MODULE_NAME = 'MqttInverterModule' + +STATUS_TOPIC = 'status' +GENERATION_TOPIC = 'generation' + + +class MqttInverterStatusPayload(MqttPayload): + # 46 bytes + FORMAT = 'IHHHHHHBHHHHHBHHHHHHHH' + + PACKER = { + 'grid_voltage': _mult_10, + 'grid_freq': _mult_10, + 'ac_output_voltage': _mult_10, + 'ac_output_freq': _mult_10, + 'battery_voltage': _mult_10, + 'battery_voltage_scc': _mult_10, + 'battery_voltage_scc2': _mult_10, + 'pv1_input_voltage': _mult_10, + 'pv2_input_voltage': _mult_10 + } + UNPACKER = { + 'grid_voltage': _div_10, + 'grid_freq': _div_10, + 'ac_output_voltage': _div_10, + 'ac_output_freq': _div_10, + 'battery_voltage': _div_10, + 'battery_voltage_scc': _div_10, + 'battery_voltage_scc2': _div_10, + 'pv1_input_voltage': _div_10, + 'pv2_input_voltage': _div_10 + } + + time: int + grid_voltage: float + grid_freq: float + ac_output_voltage: float + ac_output_freq: float + ac_output_apparent_power: int + ac_output_active_power: int + output_load_percent: int + battery_voltage: float + battery_voltage_scc: float + battery_voltage_scc2: float + battery_discharge_current: int + battery_charge_current: int + battery_capacity: int + inverter_heat_sink_temp: int + mppt1_charger_temp: int + mppt2_charger_temp: int + pv1_input_power: int + pv2_input_power: int + pv1_input_voltage: float + pv2_input_voltage: float + + # H + mppt1_charger_status: bit_field(0, 16, 2) + mppt2_charger_status: bit_field(0, 16, 2) + battery_power_direction: bit_field(0, 16, 2) + dc_ac_power_direction: bit_field(0, 16, 2) + line_power_direction: bit_field(0, 16, 2) + load_connected: bit_field(0, 16, 1) + + +class MqttInverterGenerationPayload(MqttPayload): + # 8 bytes + FORMAT = 'II' + + time: int + wh: int + + +class MqttInverterModule(MqttModule): + _status_poll_freq: int + _generation_poll_freq: int + _inverter: Optional[inverterd.Client] + _database: Optional[InverterDatabase] + _gen_prev: float + + def __init__(self, status_poll_freq=0, generation_poll_freq=0): + super().__init__(tick_interval=status_poll_freq) + self._status_poll_freq = status_poll_freq + self._generation_poll_freq = generation_poll_freq + + # this defines whether this is a publisher or a subscriber + if status_poll_freq > 0: + self._inverter = inverterd.Client() + self._inverter.connect() + self._inverter.format(inverterd.Format.SIMPLE_JSON) + self._database = None + else: + self._inverter = None + self._database = InverterDatabase() + + self._gen_prev = 0 + + def on_connect(self, mqtt: MqttNode): + super().on_connect(mqtt) + if not self._inverter: + mqtt.subscribe_module(STATUS_TOPIC, self) + mqtt.subscribe_module(GENERATION_TOPIC, self) + + def tick(self): + if not self._inverter: + return + + # read status + now = time.time() + try: + raw = self._inverter.exec('get-status') + except inverterd.InverterError as e: + self._logger.error(f'inverter error: {str(e)}') + # TODO send to server + return + + data = json.loads(raw)['data'] + status = MqttInverterStatusPayload(time=round(now), **data) + self._mqtt_node_ref.publish(STATUS_TOPIC, status.pack()) + + # read today's generation stat + now = time.time() + if self._gen_prev == 0 or now - self._gen_prev >= self._generation_poll_freq: + self._gen_prev = now + today = datetime.date.today() + try: + raw = self._inverter.exec('get-day-generated', (today.year, today.month, today.day)) + except inverterd.InverterError as e: + self._logger.error(f'inverter error: {str(e)}') + # TODO send to server + return + + data = json.loads(raw)['data'] + gen = MqttInverterGenerationPayload(time=round(now), wh=data['wh']) + self._mqtt_node_ref.publish(GENERATION_TOPIC, gen.pack()) + + def handle_payload(self, mqtt: MqttNode, topic: str, payload: bytes) -> Optional[MqttPayload]: + home_id = 1 # legacy compat + + if topic == STATUS_TOPIC: + s = MqttInverterStatusPayload.unpack(payload) + self._database.add_status(home_id=home_id, + client_time=s.time, + grid_voltage=int(s.grid_voltage*10), + grid_freq=int(s.grid_freq * 10), + ac_output_voltage=int(s.ac_output_voltage * 10), + ac_output_freq=int(s.ac_output_freq * 10), + ac_output_apparent_power=s.ac_output_apparent_power, + ac_output_active_power=s.ac_output_active_power, + output_load_percent=s.output_load_percent, + battery_voltage=int(s.battery_voltage * 10), + battery_voltage_scc=int(s.battery_voltage_scc * 10), + battery_voltage_scc2=int(s.battery_voltage_scc2 * 10), + battery_discharge_current=s.battery_discharge_current, + battery_charge_current=s.battery_charge_current, + battery_capacity=s.battery_capacity, + inverter_heat_sink_temp=s.inverter_heat_sink_temp, + mppt1_charger_temp=s.mppt1_charger_temp, + mppt2_charger_temp=s.mppt2_charger_temp, + pv1_input_power=s.pv1_input_power, + pv2_input_power=s.pv2_input_power, + pv1_input_voltage=int(s.pv1_input_voltage * 10), + pv2_input_voltage=int(s.pv2_input_voltage * 10), + mppt1_charger_status=s.mppt1_charger_status, + mppt2_charger_status=s.mppt2_charger_status, + battery_power_direction=s.battery_power_direction, + dc_ac_power_direction=s.dc_ac_power_direction, + line_power_direction=s.line_power_direction, + load_connected=s.load_connected) + return s + + elif topic == GENERATION_TOPIC: + gen = MqttInverterGenerationPayload.unpack(payload) + self._database.add_generation(home_id, gen.time, gen.wh) + return gen diff --git a/py_include/homekit/mqtt/module/ota.py b/py_include/homekit/mqtt/module/ota.py new file mode 100644 index 0000000..cd34332 --- /dev/null +++ b/py_include/homekit/mqtt/module/ota.py @@ -0,0 +1,77 @@ +import hashlib + +from typing import Optional +from .._payload import MqttPayload +from .._node import MqttModule, MqttNode + +MODULE_NAME = 'MqttOtaModule' + + +class OtaResultPayload(MqttPayload): + FORMAT = '=BB' + result: int + error_code: int + + +class OtaPayload(MqttPayload): + secret: str + filename: str + + # structure of returned data: + # + # uint8_t[len(secret)] secret; + # uint8_t[16] md5; + # *uint8_t data + + def pack(self): + buf = bytearray(self.secret.encode()) + m = hashlib.md5() + with open(self.filename, 'rb') as fd: + content = fd.read() + m.update(content) + buf.extend(m.digest()) + buf.extend(content) + return buf + + def unpack(cls, buf: bytes): + raise RuntimeError(f'{cls.__class__.__name__}.unpack: not implemented') + # secret = buf[:12].decode() + # filename = buf[12:].decode() + # return OTAPayload(secret=secret, filename=filename) + + +class MqttOtaModule(MqttModule): + _ota_request: Optional[tuple[str, int]] + + def __init__(self, *args, **kwargs): + super().__init__(*args, **kwargs) + self._ota_request = None + + def on_connect(self, mqtt: MqttNode): + super().on_connect(mqtt) + mqtt.subscribe_module("otares", self) + + if self._ota_request is not None: + filename, qos = self._ota_request + self._ota_request = None + self.do_push_ota(self._mqtt_node_ref.secret, filename, qos) + + def handle_payload(self, mqtt: MqttNode, topic: str, payload: bytes) -> Optional[MqttPayload]: + if topic == 'otares': + message = OtaResultPayload.unpack(payload) + self._logger.debug(message) + return message + + def do_push_ota(self, secret: str, filename: str, qos: int): + payload = OtaPayload(secret=secret, filename=filename) + self._mqtt_node_ref.publish('ota', + payload=payload.pack(), + qos=qos) + + def push_ota(self, + filename: str, + qos: int): + if not self._initialized: + self._ota_request = (filename, qos) + else: + self.do_push_ota(filename, qos) diff --git a/py_include/homekit/mqtt/module/relay.py b/py_include/homekit/mqtt/module/relay.py new file mode 100644 index 0000000..e968031 --- /dev/null +++ b/py_include/homekit/mqtt/module/relay.py @@ -0,0 +1,92 @@ +import datetime + +from typing import Optional +from .. import MqttModule, MqttPayload, MqttNode + +MODULE_NAME = 'MqttRelayModule' + + +class MqttPowerSwitchPayload(MqttPayload): + FORMAT = '=12sB' + PACKER = { + 'state': lambda n: int(n), + 'secret': lambda s: s.encode('utf-8') + } + UNPACKER = { + 'state': lambda n: bool(n), + 'secret': lambda s: s.decode('utf-8') + } + + secret: str + state: bool + + +class MqttPowerStatusPayload(MqttPayload): + FORMAT = '=B' + PACKER = { + 'opened': lambda n: int(n), + } + UNPACKER = { + 'opened': lambda n: bool(n), + } + + opened: bool + + +class MqttRelayState: + enabled: bool + update_time: datetime.datetime + rssi: int + fw_version: int + ever_updated: bool + + def __init__(self): + self.ever_updated = False + self.enabled = False + self.rssi = 0 + + def update(self, + enabled: bool, + rssi: int, + fw_version=None): + self.ever_updated = True + self.enabled = enabled + self.rssi = rssi + self.update_time = datetime.datetime.now() + if fw_version: + self.fw_version = fw_version + + +class MqttRelayModule(MqttModule): + _legacy_topics: bool + + def __init__(self, legacy_topics=False, *args, **kwargs): + super().__init__(*args, **kwargs) + self._legacy_topics = legacy_topics + + def on_connect(self, mqtt: MqttNode): + super().on_connect(mqtt) + mqtt.subscribe_module(self._get_switch_topic(), self) + mqtt.subscribe_module('relay/status', self) + + def switchpower(self, + enable: bool): + payload = MqttPowerSwitchPayload(secret=self._mqtt_node_ref.secret, + state=enable) + self._mqtt_node_ref.publish(self._get_switch_topic(), + payload=payload.pack()) + + def handle_payload(self, mqtt: MqttNode, topic: str, payload: bytes) -> Optional[MqttPayload]: + message = None + + if topic == self._get_switch_topic(): + message = MqttPowerSwitchPayload.unpack(payload) + elif topic == 'relay/status': + message = MqttPowerStatusPayload.unpack(payload) + + if message is not None: + self._logger.debug(message) + return message + + def _get_switch_topic(self) -> str: + return 'relay/power' if self._legacy_topics else 'relay/switch' diff --git a/py_include/homekit/mqtt/module/temphum.py b/py_include/homekit/mqtt/module/temphum.py new file mode 100644 index 0000000..fd02cca --- /dev/null +++ b/py_include/homekit/mqtt/module/temphum.py @@ -0,0 +1,82 @@ +from .._node import MqttNode +from .._module import MqttModule +from .._payload import MqttPayload +from typing import Optional +from ...temphum import BaseSensor + +two_digits_precision = lambda x: round(x, 2) + +MODULE_NAME = 'MqttTempHumModule' +DATA_TOPIC = 'temphum/data' + + +class MqttTemphumDataPayload(MqttPayload): + FORMAT = '=ddb' + UNPACKER = { + 'temp': two_digits_precision, + 'rh': two_digits_precision + } + + temp: float + rh: float + error: int + + +# class MqttTempHumNodes(HashableEnum): +# KBN_SH_HALL = auto() +# KBN_SH_BATHROOM = auto() +# KBN_SH_LIVINGROOM = auto() +# KBN_SH_BEDROOM = auto() +# +# KBN_BH_2FL = auto() +# KBN_BH_2FL_STREET = auto() +# KBN_BH_1FL_LIVINGROOM = auto() +# KBN_BH_1FL_BEDROOM = auto() +# KBN_BH_1FL_BATHROOM = auto() +# +# KBN_NH_1FL_INV = auto() +# KBN_NH_1FL_CENTER = auto() +# KBN_NH_1LF_KT = auto() +# KBN_NH_1FL_DS = auto() +# KBN_NH_1FS_EZ = auto() +# +# SPB_FLAT120_CABINET = auto() + + +class MqttTempHumModule(MqttModule): + def __init__(self, + sensor: Optional[BaseSensor] = None, + write_to_database=False, + *args, **kwargs): + if sensor is not None: + kwargs['tick_interval'] = 10 + super().__init__(*args, **kwargs) + self._sensor = sensor + + def on_connect(self, mqtt: MqttNode): + super().on_connect(mqtt) + mqtt.subscribe_module(DATA_TOPIC, self) + + def tick(self): + if not self._sensor: + return + + error = 0 + temp = 0 + rh = 0 + try: + temp = self._sensor.temperature() + rh = self._sensor.humidity() + except: + error = 1 + pld = MqttTemphumDataPayload(temp=temp, rh=rh, error=error) + self._mqtt_node_ref.publish(DATA_TOPIC, pld.pack()) + + def handle_payload(self, + mqtt: MqttNode, + topic: str, + payload: bytes) -> Optional[MqttPayload]: + if topic == DATA_TOPIC: + message = MqttTemphumDataPayload.unpack(payload) + self._logger.debug(message) + return message diff --git a/py_include/homekit/pio/__init__.py b/py_include/homekit/pio/__init__.py new file mode 100644 index 0000000..7216bc4 --- /dev/null +++ b/py_include/homekit/pio/__init__.py @@ -0,0 +1 @@ +from .products import get_products, platformio_ini \ No newline at end of file diff --git a/py_include/homekit/pio/exceptions.py b/py_include/homekit/pio/exceptions.py new file mode 100644 index 0000000..a6afd20 --- /dev/null +++ b/py_include/homekit/pio/exceptions.py @@ -0,0 +1,2 @@ +class ProductConfigNotFoundError(Exception): + pass diff --git a/py_include/homekit/pio/products.py b/py_include/homekit/pio/products.py new file mode 100644 index 0000000..388da03 --- /dev/null +++ b/py_include/homekit/pio/products.py @@ -0,0 +1,113 @@ +import os +import logging + +from io import StringIO +from collections import OrderedDict + + +_logger = logging.getLogger(__name__) +_products_dir = os.path.join( + os.path.dirname(__file__), + '..', '..', '..', + 'platformio' +) + + +def get_products(): + products = [] + for f in os.listdir(_products_dir): + if f in ('common',): + continue + + if os.path.isdir(os.path.join(_products_dir, f)): + products.append(f) + + return products + + +def platformio_ini(product_config: dict, + target: str, + # node_id: str, + build_specific_defines: dict, + build_specific_defines_enums: list[str], + platform: str, + framework: str = 'arduino', + upload_port: str = '/dev/ttyUSB0', + monitor_speed: int = 115200, + debug=False, + debug_network=False) -> str: + node_id = build_specific_defines['CONFIG_NODE_ID'] + + # defines + defines = { + **product_config['common_defines'], + 'CONFIG_NODE_ID': node_id, + 'CONFIG_WIFI_AP_SSID': ('HK_'+node_id)[:31] + } + try: + defines.update(product_config['target_defines'][target]) + except KeyError: + pass + defines['CONFIG_NODE_SECRET_SIZE'] = len(defines['CONFIG_NODE_SECRET']) + defines['CONFIG_MQTT_CLIENT_ID'] = node_id + + build_type = 'release' + if debug: + defines['DEBUG'] = True + build_type = 'debug' + if debug_network: + defines['DEBUG'] = True + defines['DEBUG_ESP_SSL'] = True + defines['DEBUG_ESP_PORT'] = 'Serial' + build_type = 'debug' + if build_specific_defines: + for k, v in build_specific_defines.items(): + defines[k] = v + defines = OrderedDict(sorted(defines.items(), key=lambda t: t[0])) + + # libs + libs = [] + if 'common_libs' in product_config: + libs.extend(product_config['common_libs']) + if 'target_libs' in product_config and target in product_config['target_libs']: + libs.extend(product_config['target_libs'][target]) + libs = list(set(libs)) + libs.sort() + + try: + target_real_name = product_config['target_board_names'][target] + except KeyError: + target_real_name = target + + buf = StringIO() + + buf.write('; Generated by pio_ini.py\n\n') + buf.write(f'[env:{target_real_name}]\n') + buf.write(f'platform = {platform}\n') + buf.write(f'board = {target_real_name}\n') + buf.write(f'framework = {framework}\n') + buf.write(f'upload_port = {upload_port}\n') + buf.write(f'monitor_speed = {monitor_speed}\n') + if libs: + buf.write(f'lib_deps =') + for lib in libs: + buf.write(f' {lib}\n') + buf.write(f'build_flags =\n') + if defines: + for name, value in defines.items(): + buf.write(f' -D{name}') + is_enum = name in build_specific_defines_enums + if type(value) is not bool: + buf.write('=') + if type(value) is str: + if not is_enum: + buf.write('"\\"') + value = value.replace('"', '\\"') + buf.write(f'{value}') + if type(value) is str and not is_enum: + buf.write('"\\"') + buf.write('\n') + buf.write(f' -I../common/include') + buf.write(f'\nbuild_type = {build_type}') + + return buf.getvalue() diff --git a/py_include/homekit/relay/__init__.py b/py_include/homekit/relay/__init__.py new file mode 100644 index 0000000..406403d --- /dev/null +++ b/py_include/homekit/relay/__init__.py @@ -0,0 +1,16 @@ +import importlib + +__all__ = ['RelayClient', 'RelayServer'] + + +def __getattr__(name): + _map = { + 'RelayClient': '.sunxi_h3_client', + 'RelayServer': '.sunxi_h3_server' + } + + if name in __all__: + module = importlib.import_module(_map[name], __name__) + return getattr(module, name) + + raise AttributeError(f"module {__name__!r} has no attribute {name!r}") diff --git a/py_include/homekit/relay/__init__.pyi b/py_include/homekit/relay/__init__.pyi new file mode 100644 index 0000000..7a4a2f4 --- /dev/null +++ b/py_include/homekit/relay/__init__.pyi @@ -0,0 +1,2 @@ +from .sunxi_h3_client import RelayClient as RelayClient +from .sunxi_h3_server import RelayServer as RelayServer diff --git a/py_include/homekit/relay/sunxi_h3_client.py b/py_include/homekit/relay/sunxi_h3_client.py new file mode 100644 index 0000000..8c8d6c4 --- /dev/null +++ b/py_include/homekit/relay/sunxi_h3_client.py @@ -0,0 +1,39 @@ +import socket + + +class RelayClient: + def __init__(self, port=8307, host='127.0.0.1'): + self._host = host + self._port = port + self.sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) + + def __del__(self): + self.sock.close() + + def connect(self): + self.sock.connect((self._host, self._port)) + + def _write(self, line): + self.sock.sendall((line+'\r\n').encode()) + + def _read(self): + buf = bytearray() + while True: + buf.extend(self.sock.recv(256)) + if b'\r\n' in buf: + break + + response = buf.decode().strip() + return response + + def on(self): + self._write('on') + return self._read() + + def off(self): + self._write('off') + return self._read() + + def status(self): + self._write('get') + return self._read() diff --git a/py_include/homekit/relay/sunxi_h3_server.py b/py_include/homekit/relay/sunxi_h3_server.py new file mode 100644 index 0000000..1f33969 --- /dev/null +++ b/py_include/homekit/relay/sunxi_h3_server.py @@ -0,0 +1,82 @@ +import asyncio +import logging + +from pyA20.gpio import gpio +from pyA20.gpio import port as gpioport +from ..util import Addr + +logger = logging.getLogger(__name__) + + +class RelayServer: + OFF = 1 + ON = 0 + + def __init__(self, + pinname: str, + addr: Addr): + if not hasattr(gpioport, pinname): + raise ValueError(f'invalid pin {pinname}') + + self.pin = getattr(gpioport, pinname) + self.addr = addr + + gpio.init() + gpio.setcfg(self.pin, gpio.OUTPUT) + + self.lock = asyncio.Lock() + + def run(self): + asyncio.run(self.run_server()) + + async def relay_set(self, value): + async with self.lock: + gpio.output(self.pin, value) + + async def relay_get(self): + async with self.lock: + return int(gpio.input(self.pin)) == RelayServer.ON + + async def handle_client(self, reader, writer): + request = None + while request != 'quit': + try: + request = await reader.read(255) + if request == b'\x04': + break + request = request.decode('utf-8').strip() + except Exception: + break + + data = 'unknown' + if request == 'on': + await self.relay_set(RelayServer.ON) + logger.debug('set on') + data = 'ok' + + elif request == 'off': + await self.relay_set(RelayServer.OFF) + logger.debug('set off') + data = 'ok' + + elif request == 'get': + status = await self.relay_get() + data = 'on' if status is True else 'off' + + writer.write((data + '\r\n').encode('utf-8')) + try: + await writer.drain() + except ConnectionError: + break + + try: + writer.close() + except ConnectionError: + pass + + async def run_server(self): + host, port = self.addr + server = await asyncio.start_server(self.handle_client, host, port) + async with server: + logger.info('Server started.') + await server.serve_forever() diff --git a/py_include/homekit/soundsensor/__init__.py b/py_include/homekit/soundsensor/__init__.py new file mode 100644 index 0000000..30052f8 --- /dev/null +++ b/py_include/homekit/soundsensor/__init__.py @@ -0,0 +1,22 @@ +import importlib + +__all__ = [ + 'SoundSensorNode', + 'SoundSensorHitHandler', + 'SoundSensorServer', + 'SoundSensorServerGuardClient' +] + + +def __getattr__(name): + if name in __all__: + if name == 'SoundSensorNode': + file = 'node' + elif name == 'SoundSensorServerGuardClient': + file = 'server_client' + else: + file = 'server' + module = importlib.import_module(f'.{file}', __name__) + return getattr(module, name) + + raise AttributeError(f"module {__name__!r} has no attribute {name!r}") diff --git a/py_include/homekit/soundsensor/__init__.pyi b/py_include/homekit/soundsensor/__init__.pyi new file mode 100644 index 0000000..cb34972 --- /dev/null +++ b/py_include/homekit/soundsensor/__init__.pyi @@ -0,0 +1,8 @@ +from .server import ( + SoundSensorHitHandler as SoundSensorHitHandler, + SoundSensorServer as SoundSensorServer, +) +from .server_client import ( + SoundSensorServerGuardClient as SoundSensorServerGuardClient +) +from .node import SoundSensorNode as SoundSensorNode diff --git a/py_include/homekit/soundsensor/node.py b/py_include/homekit/soundsensor/node.py new file mode 100644 index 0000000..292452f --- /dev/null +++ b/py_include/homekit/soundsensor/node.py @@ -0,0 +1,75 @@ +import logging +import threading + +from typing import Optional +from time import sleep +from ..util import stringify, send_datagram, Addr + +from pyA20.gpio import gpio +from pyA20.gpio import port as gpioport + +logger = logging.getLogger(__name__) + + +class SoundSensorNode: + def __init__(self, + name: str, + pinname: str, + server_addr: Optional[Addr], + threshold: int = 1, + delay=0.005): + + if not hasattr(gpioport, pinname): + raise ValueError(f'invalid pin {pinname}') + + self.pin = getattr(gpioport, pinname) + self.name = name + self.delay = delay + self.threshold = threshold + + self.server_addr = server_addr + + self.hits = 0 + self.hitlock = threading.Lock() + + self.interrupted = False + + def run(self): + try: + t = threading.Thread(target=self.sensor_reader) + t.daemon = True + t.start() + + while True: + with self.hitlock: + hits = self.hits + self.hits = 0 + + if hits >= self.threshold: + try: + if self.server_addr is not None: + send_datagram(stringify([self.name, hits]), self.server_addr) + else: + logger.debug(f'server reporting disabled, skipping reporting {hits} hits') + except OSError as exc: + logger.exception(exc) + + sleep(1) + + except (KeyboardInterrupt, SystemExit) as e: + self.interrupted = True + logger.info(str(e)) + + def sensor_reader(self): + gpio.init() + gpio.setcfg(self.pin, gpio.INPUT) + gpio.pullup(self.pin, gpio.PULLUP) + + while not self.interrupted: + state = gpio.input(self.pin) + sleep(self.delay) + + if not state: + with self.hitlock: + logger.debug('got a hit') + self.hits += 1 diff --git a/py_include/homekit/soundsensor/server.py b/py_include/homekit/soundsensor/server.py new file mode 100644 index 0000000..a627390 --- /dev/null +++ b/py_include/homekit/soundsensor/server.py @@ -0,0 +1,128 @@ +import asyncio +import json +import logging +import threading + +from ..database.sqlite import SQLiteBase +from ..config import config +from .. import http + +from typing import Type +from ..util import Addr + +logger = logging.getLogger(__name__) + + +class SoundSensorHitHandler(asyncio.DatagramProtocol): + def datagram_received(self, data, addr): + try: + data = json.loads(data) + except json.JSONDecodeError as e: + logger.error('failed to parse json datagram') + logger.exception(e) + return + + try: + name, hits = data + except (ValueError, IndexError) as e: + logger.error('failed to unpack data') + logger.exception(e) + return + + self.handler(name, hits) + + def handler(self, name: str, hits: int): + pass + + +class Database(SQLiteBase): + SCHEMA = 1 + + def __init__(self): + super().__init__(dbname='sound_sensor_server') + + def schema_init(self, version: int) -> None: + cursor = self.cursor() + + if version < 1: + cursor.execute("CREATE TABLE IF NOT EXISTS status (guard_enabled INTEGER NOT NULL)") + cursor.execute("INSERT INTO status (guard_enabled) VALUES (-1)") + + self.commit() + + def get_guard_enabled(self) -> int: + cur = self.cursor() + cur.execute("SELECT guard_enabled FROM status LIMIT 1") + return int(cur.fetchone()[0]) + + def set_guard_enabled(self, enabled: bool) -> None: + cur = self.cursor() + cur.execute("UPDATE status SET guard_enabled=?", (int(enabled),)) + self.commit() + + +class SoundSensorServer: + def __init__(self, + addr: Addr, + handler_impl: Type[SoundSensorHitHandler]): + self.addr = addr + self.impl = handler_impl + self.db = Database() + + self._recording_lock = threading.Lock() + self._recording_enabled = True + + if self.guard_control_enabled(): + current_status = self.db.get_guard_enabled() + if current_status == -1: + self.set_recording(config['server']['guard_recording_default'] + if 'guard_recording_default' in config['server'] + else False, + update=False) + else: + self.set_recording(bool(current_status), update=False) + + @staticmethod + def guard_control_enabled() -> bool: + return 'guard_control' in config['server'] and config['server']['guard_control'] is True + + def set_recording(self, enabled: bool, update=True): + with self._recording_lock: + self._recording_enabled = enabled + if update: + self.db.set_guard_enabled(enabled) + + def is_recording_enabled(self) -> bool: + with self._recording_lock: + return self._recording_enabled + + def run(self): + if self.guard_control_enabled(): + t = threading.Thread(target=self.run_guard_server) + t.daemon = True + t.start() + + loop = asyncio.get_event_loop() + t = loop.create_datagram_endpoint(self.impl, local_addr=self.addr) + loop.run_until_complete(t) + loop.run_forever() + + def run_guard_server(self): + routes = http.routes() + + @routes.post('/guard/enable') + async def guard_enable(request): + self.set_recording(True) + return http.ok() + + @routes.post('/guard/disable') + async def guard_disable(request): + self.set_recording(False) + return http.ok() + + @routes.get('/guard/status') + async def guard_status(request): + return http.ok({'enabled': self.is_recording_enabled()}) + + asyncio.set_event_loop(asyncio.new_event_loop()) # need to create new event loop in new thread + http.serve(self.addr, routes, handle_signals=False) # handle_signals=True doesn't work in separate thread diff --git a/py_include/homekit/soundsensor/server_client.py b/py_include/homekit/soundsensor/server_client.py new file mode 100644 index 0000000..7eef996 --- /dev/null +++ b/py_include/homekit/soundsensor/server_client.py @@ -0,0 +1,38 @@ +import requests +import logging + +from ..util import Addr +from ..api.errors import ApiResponseError + + +class SoundSensorServerGuardClient: + def __init__(self, addr: Addr): + self.endpoint = f'http://{addr[0]}:{addr[1]}' + self.logger = logging.getLogger(self.__class__.__name__) + + def guard_enable(self): + return self._call('guard/enable', is_post=True) + + def guard_disable(self): + return self._call('guard/disable', is_post=True) + + def guard_status(self): + return self._call('guard/status') + + def _call(self, + method: str, + is_post=False): + + url = f'{self.endpoint}/{method}' + self.logger.debug(f'calling {url}') + + r = requests.get(url) if not is_post else requests.post(url) + + if r.status_code != 200: + response = r.json() + raise ApiResponseError(status_code=r.status_code, + error_type=response['error'], + error_message=response['message'] or None, + error_stacktrace=response['stacktrace'] if 'stacktrace' in response else None) + + return r.json()['response'] diff --git a/py_include/homekit/telegram/__init__.py b/py_include/homekit/telegram/__init__.py new file mode 100644 index 0000000..a68dae1 --- /dev/null +++ b/py_include/homekit/telegram/__init__.py @@ -0,0 +1 @@ +from .telegram import send_message, send_photo diff --git a/py_include/homekit/telegram/_botcontext.py b/py_include/homekit/telegram/_botcontext.py new file mode 100644 index 0000000..a143bfe --- /dev/null +++ b/py_include/homekit/telegram/_botcontext.py @@ -0,0 +1,86 @@ +from typing import Optional, List + +from telegram import Update, User, CallbackQuery +from telegram.constants import ParseMode +from telegram.ext import CallbackContext + +from ._botdb import BotDatabase +from ._botlang import lang +from ._botutil import IgnoreMarkup, exc2text + + +class Context: + _update: Optional[Update] + _callback_context: Optional[CallbackContext] + _markup_getter: callable + db: Optional[BotDatabase] + _user_lang: Optional[str] + + def __init__(self, + update: Optional[Update], + callback_context: Optional[CallbackContext], + markup_getter: callable, + store: Optional[BotDatabase]): + self._update = update + self._callback_context = callback_context + self._markup_getter = markup_getter + self._store = store + self._user_lang = None + + async def reply(self, text, markup=None): + if markup is None: + markup = self._markup_getter(self) + kwargs = dict(parse_mode=ParseMode.HTML) + if not isinstance(markup, IgnoreMarkup): + kwargs['reply_markup'] = markup + return await self._update.message.reply_text(text, **kwargs) + + async def reply_exc(self, e: Exception) -> None: + await self.reply(exc2text(e), markup=IgnoreMarkup()) + + async def answer(self, text: str = None): + await self.callback_query.answer(text) + + async def edit(self, text, markup=None): + kwargs = dict(parse_mode=ParseMode.HTML) + if not isinstance(markup, IgnoreMarkup): + kwargs['reply_markup'] = markup + await self.callback_query.edit_message_text(text, **kwargs) + + @property + def text(self) -> str: + return self._update.message.text + + @property + def callback_query(self) -> CallbackQuery: + return self._update.callback_query + + @property + def args(self) -> Optional[List[str]]: + return self._callback_context.args + + @property + def user_id(self) -> int: + return self.user.id + + @property + def user_data(self): + return self._callback_context.user_data + + @property + def user(self) -> User: + return self._update.effective_user + + @property + def user_lang(self) -> str: + if self._user_lang is None: + self._user_lang = self._store.get_user_lang(self.user_id) + return self._user_lang + + def lang(self, key: str, *args) -> str: + return lang.get(key, self.user_lang, *args) + + def is_callback_context(self) -> bool: + return self._update.callback_query \ + and self._update.callback_query.data \ + and self._update.callback_query.data != '' diff --git a/py_include/homekit/telegram/_botdb.py b/py_include/homekit/telegram/_botdb.py new file mode 100644 index 0000000..4e1aec0 --- /dev/null +++ b/py_include/homekit/telegram/_botdb.py @@ -0,0 +1,32 @@ +from homekit.database.sqlite import SQLiteBase + + +class BotDatabase(SQLiteBase): + def __init__(self): + super().__init__() + + def schema_init(self, version: int) -> None: + if version < 1: + cursor = self.cursor() + cursor.execute("""CREATE TABLE IF NOT EXISTS users ( + id INTEGER PRIMARY KEY, + lang TEXT NOT NULL + )""") + self.commit() + + def get_user_lang(self, user_id: int, default: str = 'en') -> str: + cursor = self.cursor() + cursor.execute('SELECT lang FROM users WHERE id=?', (user_id,)) + row = cursor.fetchone() + + if row is None: + cursor.execute('INSERT INTO users (id, lang) VALUES (?, ?)', (user_id, default)) + self.commit() + return default + else: + return row[0] + + def set_user_lang(self, user_id: int, lang: str) -> None: + cursor = self.cursor() + cursor.execute('UPDATE users SET lang=? WHERE id=?', (lang, user_id)) + self.commit() diff --git a/py_include/homekit/telegram/_botlang.py b/py_include/homekit/telegram/_botlang.py new file mode 100644 index 0000000..f5f85bb --- /dev/null +++ b/py_include/homekit/telegram/_botlang.py @@ -0,0 +1,120 @@ +import logging + +from typing import Optional, Dict, List, Union + +_logger = logging.getLogger(__name__) + + +class LangStrings(dict): + _lang: Optional[str] + + def __init__(self, *args, **kwargs): + super().__init__(*args, **kwargs) + self._lang = None + + def setlang(self, lang: str): + self._lang = lang + + def __missing__(self, key): + _logger.warning(f'key {key} is missing in language {self._lang}') + return '{%s}' % key + + def __setitem__(self, key, value): + raise NotImplementedError(f'setting translation strings this way is prohibited (was trying to set {key}={value})') + + +class LangPack: + strings: Dict[str, LangStrings[str, str]] + default_lang: str + + def __init__(self): + self.strings = {} + self.default_lang = 'en' + + def ru(self, **kwargs) -> None: + self.set(kwargs, 'ru') + + def en(self, **kwargs) -> None: + self.set(kwargs, 'en') + + def set(self, + strings: Union[LangStrings, dict], + lang: str) -> None: + + if isinstance(strings, dict) and not isinstance(strings, LangStrings): + strings = LangStrings(**strings) + strings.setlang(lang) + + if lang not in self.strings: + self.strings[lang] = strings + else: + self.strings[lang].update(strings) + + def all(self, key): + result = [] + for strings in self.strings.values(): + result.append(strings[key]) + return result + + @property + def languages(self) -> List[str]: + return list(self.strings.keys()) + + def get(self, key: str, lang: str, *args) -> str: + if args: + return self.strings[lang][key] % args + else: + return self.strings[lang][key] + + def get_langpack(self, _lang: str) -> dict: + return self.strings[_lang] + + def __call__(self, *args, **kwargs): + return self.strings[self.default_lang][args[0]] + + def __getitem__(self, key): + return self.strings[self.default_lang][key] + + def __setitem__(self, key, value): + raise NotImplementedError('setting translation strings this way is prohibited') + + def __contains__(self, key): + return key in self.strings[self.default_lang] + + @staticmethod + def pfx(prefix: str, l: list) -> list: + return list(map(lambda s: f'{prefix}{s}', l)) + + + +languages = { + 'en': 'English', + 'ru': 'Русский' +} + + +lang = LangPack() +lang.en( + en='English', + ru='Russian', + start_message="Select command on the keyboard.", + unknown_message="Unknown message", + cancel="🚫 Cancel", + back='🔙 Back', + select_language="Select language on the keyboard.", + invalid_language="Invalid language. Please try again.", + saved='Saved.', + please_wait="⏳ Please wait..." +) +lang.ru( + en='Английский', + ru='Русский', + start_message="Выберите команду на клавиатуре.", + unknown_message="Неизвестная команда", + cancel="🚫 Отмена", + back='🔙 Назад', + select_language="Выберите язык на клавиатуре.", + invalid_language="Неверный язык. Пожалуйста, попробуйте снова", + saved="Настройки сохранены.", + please_wait="⏳ Ожидайте..." +) \ No newline at end of file diff --git a/py_include/homekit/telegram/_botutil.py b/py_include/homekit/telegram/_botutil.py new file mode 100644 index 0000000..111a704 --- /dev/null +++ b/py_include/homekit/telegram/_botutil.py @@ -0,0 +1,47 @@ +import logging +import traceback + +from html import escape +from telegram import User +from homekit.api import WebApiClient as APIClient +from homekit.api.types import BotType +from homekit.api.errors import ApiResponseError + +_logger = logging.getLogger(__name__) + + +def user_any_name(user: User) -> str: + name = [user.first_name, user.last_name] + name = list(filter(lambda s: s is not None, name)) + name = ' '.join(name).strip() + + if not name: + name = user.username + + if not name: + name = str(user.id) + + return name + + +class ReportingHelper: + def __init__(self, client: APIClient, bot_type: BotType): + self.client = client + self.bot_type = bot_type + + def report(self, message, text: str = None) -> None: + if text is None: + text = message.text + try: + self.client.log_bot_request(self.bot_type, message.chat_id, text) + except ApiResponseError as error: + _logger.exception(error) + + +def exc2text(e: Exception) -> str: + tb = ''.join(traceback.format_tb(e.__traceback__)) + return f'{e.__class__.__name__}: ' + escape(str(e)) + "\n\n" + escape(tb) + + +class IgnoreMarkup: + pass diff --git a/py_include/homekit/telegram/aio.py b/py_include/homekit/telegram/aio.py new file mode 100644 index 0000000..fc87c1c --- /dev/null +++ b/py_include/homekit/telegram/aio.py @@ -0,0 +1,18 @@ +import functools +import asyncio + +from .telegram import ( + send_message as _send_message_sync, + send_photo as _send_photo_sync +) + + +async def send_message(*args, **kwargs): + loop = asyncio.get_event_loop() + return await loop.run_in_executor(None, functools.partial(_send_message_sync, *args, **kwargs)) + + +async def send_photo(*args, **kwargs): + loop = asyncio.get_event_loop() + return await loop.run_in_executor(None, functools.partial(_send_photo_sync, *args, **kwargs)) + diff --git a/py_include/homekit/telegram/bot.py b/py_include/homekit/telegram/bot.py new file mode 100644 index 0000000..2e33bea --- /dev/null +++ b/py_include/homekit/telegram/bot.py @@ -0,0 +1,583 @@ +from __future__ import annotations + +import logging +import itertools + +from enum import Enum, auto +from functools import wraps +from typing import Optional, Union, Tuple, Coroutine + +from telegram import Update, ReplyKeyboardMarkup +from telegram.ext import ( + Application, + filters, + CommandHandler, + MessageHandler, + CallbackQueryHandler, + CallbackContext, + ConversationHandler +) +from telegram.ext.filters import BaseFilter +from telegram.error import TimedOut + +from homekit.config import config +from homekit.api import WebApiClient +from homekit.api.types import BotType + +from ._botlang import lang, languages +from ._botdb import BotDatabase +from ._botutil import ReportingHelper, exc2text, IgnoreMarkup, user_any_name +from ._botcontext import Context + + +db: Optional[BotDatabase] = None + +_user_filter: Optional[BaseFilter] = None +_cancel_filter = filters.Text(lang.all('cancel')) +_back_filter = filters.Text(lang.all('back')) +_cancel_and_back_filter = filters.Text(lang.all('back') + lang.all('cancel')) + +_logger = logging.getLogger(__name__) +_application: Optional[Application] = None +_reporting: Optional[ReportingHelper] = None +_exception_handler: Optional[Coroutine] = None +_dispatcher = None +_markup_getter: Optional[callable] = None +_start_handler_ref: Optional[Coroutine] = None + + +def text_filter(*args): + if not _user_filter: + raise RuntimeError('user_filter is not initialized') + return filters.Text(args[0] if isinstance(args[0], list) else [*args]) & _user_filter + + +async def _handler_of_handler(*args, **kwargs): + self = None + context = None + update = None + + _args = list(args) + while len(_args): + v = _args[0] + if isinstance(v, conversation): + self = v + _args.pop(0) + elif isinstance(v, Update): + update = v + _args.pop(0) + elif isinstance(v, CallbackContext): + context = v + _args.pop(0) + break + + ctx = Context(update, + callback_context=context, + markup_getter=lambda _ctx: None if not _markup_getter else _markup_getter(_ctx), + store=db) + try: + _args.insert(0, ctx) + + f = kwargs['f'] + del kwargs['f'] + + if 'return_with_context' in kwargs: + return_with_context = True + del kwargs['return_with_context'] + else: + return_with_context = False + + if 'argument' in kwargs and kwargs['argument'] == 'message_key': + del kwargs['argument'] + mkey = None + for k, v in lang.get_langpack(ctx.user_lang).items(): + if ctx.text == v: + mkey = k + break + _args.insert(0, mkey) + + if self: + _args.insert(0, self) + + result = await f(*_args, **kwargs) + return result if not return_with_context else (result, ctx) + + except Exception as e: + if _exception_handler: + if not _exception_handler(e, ctx) and not isinstance(e, TimedOut): + _logger.exception(e) + if not ctx.is_callback_context(): + await ctx.reply_exc(e) + else: + notify_user(ctx.user_id, exc2text(e)) + else: + _logger.exception(e) + + +def handler(**kwargs): + def inner(f): + @wraps(f) + async def _handler(*args, **inner_kwargs): + if 'argument' in kwargs and kwargs['argument'] == 'message_key': + inner_kwargs['argument'] = 'message_key' + return await _handler_of_handler(f=f, *args, **inner_kwargs) + + messages = [] + texts = [] + + if 'messages' in kwargs: + messages += kwargs['messages'] + if 'message' in kwargs: + messages.append(kwargs['message']) + + if 'text' in kwargs: + texts.append(kwargs['text']) + if 'texts' in kwargs: + texts += kwargs['texts'] + + if messages or texts: + new_messages = list(itertools.chain.from_iterable([lang.all(m) for m in messages])) + texts += new_messages + texts = list(set(texts)) + _application.add_handler( + MessageHandler(text_filter(*texts), _handler), + group=0 + ) + + if 'command' in kwargs: + _application.add_handler(CommandHandler(kwargs['command'], _handler), group=0) + + if 'callback' in kwargs: + _application.add_handler(CallbackQueryHandler(_handler, pattern=kwargs['callback']), group=0) + + return _handler + + return inner + + +def simplehandler(f: Coroutine): + @wraps(f) + async def _handler(*args, **kwargs): + return await _handler_of_handler(f=f, *args, **kwargs) + return _handler + + +def callbackhandler(*args, **kwargs): + def inner(f): + @wraps(f) + async def _handler(*args, **kwargs): + return await _handler_of_handler(f=f, *args, **kwargs) + pattern_kwargs = {} + if kwargs['callback'] != '*': + pattern_kwargs['pattern'] = kwargs['callback'] + _application.add_handler(CallbackQueryHandler(_handler, **pattern_kwargs), group=0) + return _handler + return inner + + +async def exceptionhandler(f: callable): + global _exception_handler + if _exception_handler: + _logger.warning('exception handler already set, we will overwrite it') + _exception_handler = f + + +def defaultreplymarkup(f: callable): + global _markup_getter + _markup_getter = f + + +def convinput(state, is_enter=False, **kwargs): + def inner(f): + f.__dict__['_conv_data'] = dict( + orig_f=f, + enter=is_enter, + type=ConversationMethodType.ENTRY if is_enter and state == 0 else ConversationMethodType.STATE_HANDLER, + state=state, + **kwargs + ) + + @wraps(f) + async def _impl(*args, **kwargs): + result, ctx = await _handler_of_handler(f=f, *args, **kwargs, return_with_context=True) + if result == conversation.END: + await start(ctx) + return result + + return _impl + + return inner + + +def conventer(state, **kwargs): + return convinput(state, is_enter=True, **kwargs) + + +class ConversationMethodType(Enum): + ENTRY = auto() + STATE_HANDLER = auto() + + +class conversation: + END = ConversationHandler.END + STATE_SEQS = [] + + def __init__(self, enable_back=False): + self._logger = logging.getLogger(self.__class__.__name__) + self._user_state_cache = {} + self._back_enabled = enable_back + + def make_handlers(self, f: callable, **kwargs) -> list: + messages = {} + handlers = [] + + if 'messages' in kwargs: + if isinstance(kwargs['messages'], dict): + messages = kwargs['messages'] + else: + for m in kwargs['messages']: + messages[m] = None + + if 'message' in kwargs: + if isinstance(kwargs['message'], str): + messages[kwargs['message']] = None + else: + AttributeError('invalid message type: ' + type(kwargs['message'])) + + if messages: + for message, target_state in messages.items(): + if not target_state: + handlers.append(MessageHandler(text_filter(lang.all(message) if 'messages_lang_completed' not in kwargs else message), f)) + else: + handlers.append(MessageHandler(text_filter(lang.all(message) if 'messages_lang_completed' not in kwargs else message), self.make_invoker(target_state))) + + if 'regex' in kwargs: + handlers.append(MessageHandler(filters.Regex(kwargs['regex']) & _user_filter, f)) + + if 'command' in kwargs: + handlers.append(CommandHandler(kwargs['command'], f, _user_filter)) + + return handlers + + def make_invoker(self, state): + def _invoke(update: Update, context: CallbackContext): + ctx = Context(update, + callback_context=context, + markup_getter=lambda _ctx: None if not _markup_getter else _markup_getter(_ctx), + store=db) + return self.invoke(state, ctx) + return _invoke + + def invoke(self, state, ctx: Context): + self._logger.debug(f'invoke, state={state}') + for item in dir(self): + f = getattr(self, item) + if not callable(f) or item.startswith('_') or '_conv_data' not in f.__dict__: + continue + cd = f.__dict__['_conv_data'] + if cd['enter'] and cd['state'] == state: + return cd['orig_f'](self, ctx) + + raise RuntimeError(f'invoke: failed to find method for state {state}') + + def get_handler(self) -> ConversationHandler: + entry_points = [] + states = {} + + l_cancel_filter = _cancel_filter if not self._back_enabled else _cancel_and_back_filter + + for item in dir(self): + f = getattr(self, item) + if not callable(f) or item.startswith('_') or '_conv_data' not in f.__dict__: + continue + + cd = f.__dict__['_conv_data'] + + if cd['type'] == ConversationMethodType.ENTRY: + entry_points = self.make_handlers(f, **cd) + elif cd['type'] == ConversationMethodType.STATE_HANDLER: + states[cd['state']] = self.make_handlers(f, **cd) + states[cd['state']].append( + MessageHandler(_user_filter & ~l_cancel_filter, conversation.invalid) + ) + + fallbacks = [MessageHandler(_user_filter & _cancel_filter, self.cancel)] + if self._back_enabled: + fallbacks.append(MessageHandler(_user_filter & _back_filter, self.back)) + + return ConversationHandler( + entry_points=entry_points, + states=states, + fallbacks=fallbacks + ) + + def get_user_state(self, user_id: int) -> Optional[int]: + if user_id not in self._user_state_cache: + return None + return self._user_state_cache[user_id] + + # TODO store in ctx.user_state + def set_user_state(self, user_id: int, state: Union[int, None]): + if not self._back_enabled: + return + if state is not None: + self._user_state_cache[user_id] = state + else: + del self._user_state_cache[user_id] + + @staticmethod + @simplehandler + async def invalid(ctx: Context): + await ctx.reply(ctx.lang('invalid_input'), markup=IgnoreMarkup()) + # return 0 # FIXME is this needed + + @simplehandler + async def cancel(self, ctx: Context): + await start(ctx) + self.set_user_state(ctx.user_id, None) + return conversation.END + + @simplehandler + async def back(self, ctx: Context): + cur_state = self.get_user_state(ctx.user_id) + if cur_state is None: + await start(ctx) + self.set_user_state(ctx.user_id, None) + return conversation.END + + new_state = None + for seq in self.STATE_SEQS: + if cur_state in seq: + idx = seq.index(cur_state) + if idx > 0: + return self.invoke(seq[idx-1], ctx) + + if new_state is None: + raise RuntimeError('failed to determine state to go back to') + + @classmethod + def add_cancel_button(cls, ctx: Context, buttons): + buttons.append([ctx.lang('cancel')]) + + @classmethod + def add_back_button(cls, ctx: Context, buttons): + # buttons.insert(0, [ctx.lang('back')]) + buttons.append([ctx.lang('back')]) + + def reply(self, + ctx: Context, + state: Union[int, Enum], + text: str, + buttons: Optional[list], + with_cancel=False, + with_back=False, + buttons_lang_completed=False): + + if buttons: + new_buttons = [] + if not buttons_lang_completed: + for item in buttons: + if isinstance(item, list): + item = map(lambda s: ctx.lang(s), item) + new_buttons.append(list(item)) + elif isinstance(item, str): + new_buttons.append([ctx.lang(item)]) + else: + raise ValueError('invalid type: ' + type(item)) + else: + new_buttons = list(buttons) + + buttons = None + else: + if with_cancel or with_back: + new_buttons = [] + else: + new_buttons = None + + if with_cancel: + self.add_cancel_button(ctx, new_buttons) + if with_back: + if not self._back_enabled: + raise AttributeError(f'back is not enabled for this conversation ({self.__class__.__name__})') + self.add_back_button(ctx, new_buttons) + + markup = ReplyKeyboardMarkup(new_buttons, one_time_keyboard=True) if new_buttons else IgnoreMarkup() + ctx.reply(text, markup=markup) + self.set_user_state(ctx.user_id, state) + return state + + +class LangConversation(conversation): + START, = range(1) + + @conventer(START, command='lang') + async def entry(self, ctx: Context): + self._logger.debug(f'current language: {ctx.user_lang}') + + buttons = [] + for name in languages.values(): + buttons.append(name) + markup = ReplyKeyboardMarkup([buttons, [ctx.lang('cancel')]], one_time_keyboard=False) + + await ctx.reply(ctx.lang('select_language'), markup=markup) + return self.START + + @convinput(START, messages=lang.languages) + async def input(self, ctx: Context): + selected_lang = None + for key, value in languages.items(): + if value == ctx.text: + selected_lang = key + break + + if selected_lang is None: + raise ValueError('could not find the language') + + db.set_user_lang(ctx.user_id, selected_lang) + await ctx.reply(ctx.lang('saved'), markup=IgnoreMarkup()) + + return self.END + + +def initialize(): + global _user_filter + global _application + # global _updater + global _dispatcher + + # init user_filter + _user_ids = config.app_config.get_user_ids() + if len(_user_ids) > 0: + _logger.info('allowed users: ' + str(_user_ids)) + _user_filter = filters.User(_user_ids) + else: + _user_filter = filters.ALL # not sure if this is correct + + _application = Application.builder()\ + .token(config.app_config.get('bot.token'))\ + .connect_timeout(7)\ + .read_timeout(6)\ + .build() + + # transparently log all messages + # _application.dispatcher.add_handler(MessageHandler(filters.ALL & _user_filter, _logging_message_handler), group=10) + # _application.dispatcher.add_handler(CallbackQueryHandler(_logging_callback_handler), group=10) + + +def run(start_handler=None, any_handler=None): + global db + global _start_handler_ref + + if not start_handler: + start_handler = _default_start_handler + if not any_handler: + any_handler = _default_any_handler + if not db: + db = BotDatabase() + + _start_handler_ref = start_handler + + _application.add_handler(LangConversation().get_handler(), group=0) + _application.add_handler(CommandHandler('start', + callback=simplehandler(start_handler), + filters=_user_filter)) + _application.add_handler(MessageHandler(filters.ALL & _user_filter, any_handler)) + + _application.run_polling() + + +def add_conversation(conv: conversation) -> None: + _application.add_handler(conv.get_handler(), group=0) + + +def add_handler(h): + _application.add_handler(h, group=0) + + +async def start(ctx: Context): + return await _start_handler_ref(ctx) + + +async def _default_start_handler(ctx: Context): + if 'start_message' not in lang: + return await ctx.reply('Please define start_message or override start()') + await ctx.reply(ctx.lang('start_message')) + + +@simplehandler +async def _default_any_handler(ctx: Context): + if 'invalid_command' not in lang: + return await ctx.reply('Please define invalid_command or override any()') + await ctx.reply(ctx.lang('invalid_command')) + + +def _logging_message_handler(update: Update, context: CallbackContext): + if _reporting: + _reporting.report(update.message) + + +def _logging_callback_handler(update: Update, context: CallbackContext): + if _reporting: + _reporting.report(update.callback_query.message, text=update.callback_query.data) + + +def enable_logging(bot_type: BotType): + api = WebApiClient(timeout=3) + api.enable_async() + + global _reporting + _reporting = ReportingHelper(api, bot_type) + + +def notify_all(text_getter: callable, + exclude: Tuple[int] = ()) -> None: + if 'notify_users' not in config['bot']: + _logger.error('notify_all() called but no notify_users directive found in the config') + return + + for user_id in config['bot']['notify_users']: + if user_id in exclude: + continue + + text = text_getter(db.get_user_lang(user_id)) + _application.bot.send_message(chat_id=user_id, + text=text, + parse_mode='HTML') + + +def notify_user(user_id: int, text: Union[str, Exception], **kwargs) -> None: + if isinstance(text, Exception): + text = exc2text(text) + _application.bot.send_message(chat_id=user_id, + text=text, + parse_mode='HTML', + **kwargs) + + +def send_photo(user_id, **kwargs): + _application.bot.send_photo(chat_id=user_id, **kwargs) + + +def send_audio(user_id, **kwargs): + _application.bot.send_audio(chat_id=user_id, **kwargs) + + +def send_file(user_id, **kwargs): + _application.bot.send_document(chat_id=user_id, **kwargs) + + +def edit_message_text(user_id, message_id, *args, **kwargs): + _application.bot.edit_message_text(chat_id=user_id, + message_id=message_id, + parse_mode='HTML', + *args, **kwargs) + + +def delete_message(user_id, message_id): + _application.bot.delete_message(chat_id=user_id, message_id=message_id) + + +def set_database(_db: BotDatabase): + global db + db = _db + diff --git a/py_include/homekit/telegram/config.py b/py_include/homekit/telegram/config.py new file mode 100644 index 0000000..4c7d74b --- /dev/null +++ b/py_include/homekit/telegram/config.py @@ -0,0 +1,75 @@ +from ..config import ConfigUnit +from typing import Optional, Union +from abc import ABC +from enum import Enum + + +class TelegramUserListType(Enum): + USERS = 'users' + NOTIFY = 'notify_users' + + +class TelegramUserIdsConfig(ConfigUnit): + NAME = 'telegram_user_ids' + + @classmethod + def schema(cls) -> Optional[dict]: + return { + 'roottype': 'dict', + 'type': 'integer' + } + + +_user_ids_config = TelegramUserIdsConfig() + + +def _user_id_mapper(user: Union[str, int]) -> int: + if isinstance(user, int): + return user + return _user_ids_config[user] + + +class TelegramChatsConfig(ConfigUnit): + NAME = 'telegram_chats' + + @classmethod + def schema(cls) -> Optional[dict]: + return { + 'type': 'dict', + 'schema': { + 'id': {'type': 'string', 'required': True}, + 'token': {'type': 'string', 'required': True}, + } + } + + +class TelegramBotConfig(ConfigUnit, ABC): + @classmethod + def schema(cls) -> Optional[dict]: + return { + 'bot': { + 'type': 'dict', + 'schema': { + 'token': {'type': 'string', 'required': True}, + TelegramUserListType.USERS: {**TelegramBotConfig._userlist_schema(), 'required': True}, + TelegramUserListType.NOTIFY: TelegramBotConfig._userlist_schema(), + } + } + } + + @staticmethod + def _userlist_schema() -> dict: + return {'type': 'list', 'schema': {'type': ['string', 'int']}} + + @staticmethod + def custom_validator(data): + for ult in TelegramUserListType: + users = data['bot'][ult.value] + for user in users: + if isinstance(user, str): + if user not in _user_ids_config: + raise ValueError(f'user {user} not found in {TelegramUserIdsConfig.NAME}') + + def get_user_ids(self, + ult: TelegramUserListType = TelegramUserListType.USERS) -> list[int]: + return list(map(_user_id_mapper, self['bot'][ult.value])) \ No newline at end of file diff --git a/py_include/homekit/telegram/telegram.py b/py_include/homekit/telegram/telegram.py new file mode 100644 index 0000000..f42363e --- /dev/null +++ b/py_include/homekit/telegram/telegram.py @@ -0,0 +1,49 @@ +import requests +import logging + +from typing import Tuple +from .config import TelegramChatsConfig + +_chats = TelegramChatsConfig() +_logger = logging.getLogger(__name__) + + +def send_message(text: str, + chat: str, + parse_mode: str = 'HTML', + disable_web_page_preview: bool = False,): + data, token = _send_telegram_data(text, chat, parse_mode, disable_web_page_preview) + req = requests.post('https://api.telegram.org/bot%s/sendMessage' % token, data=data) + return req.json() + + +def send_photo(filename: str, chat: str): + chat_data = _chats[chat] + data = { + 'chat_id': chat_data['id'], + } + token = chat_data['token'] + + url = f'https://api.telegram.org/bot{token}/sendPhoto' + with open(filename, "rb") as fd: + req = requests.post(url, data=data, files={"photo": fd}) + return req.json() + + +def _send_telegram_data(text: str, + chat: str, + parse_mode: str = None, + disable_web_page_preview: bool = False) -> Tuple[dict, str]: + chat_data = _chats[chat] + data = { + 'chat_id': chat_data['id'], + 'text': text + } + + if parse_mode is not None: + data['parse_mode'] = parse_mode + + if disable_web_page_preview: + data['disable_web_page_preview'] = 1 + + return data, chat_data['token'] diff --git a/py_include/homekit/temphum/__init__.py b/py_include/homekit/temphum/__init__.py new file mode 100644 index 0000000..46d14e6 --- /dev/null +++ b/py_include/homekit/temphum/__init__.py @@ -0,0 +1 @@ +from .base import SensorType, BaseSensor diff --git a/py_include/homekit/temphum/base.py b/py_include/homekit/temphum/base.py new file mode 100644 index 0000000..602cab7 --- /dev/null +++ b/py_include/homekit/temphum/base.py @@ -0,0 +1,19 @@ +from abc import ABC +from enum import Enum + + +class BaseSensor(ABC): + def __init__(self, bus: int): + super().__init__() + self.bus = smbus.SMBus(bus) + + def humidity(self) -> float: + pass + + def temperature(self) -> float: + pass + + +class SensorType(Enum): + Si7021 = 'si7021' + DHT12 = 'dht12' \ No newline at end of file diff --git a/py_include/homekit/temphum/i2c.py b/py_include/homekit/temphum/i2c.py new file mode 100644 index 0000000..7d8e2e3 --- /dev/null +++ b/py_include/homekit/temphum/i2c.py @@ -0,0 +1,52 @@ +import abc +import smbus + +from .base import BaseSensor, SensorType + + +class I2CSensor(BaseSensor, abc.ABC): + def __init__(self, bus: int): + super().__init__() + self.bus = smbus.SMBus(bus) + + +class DHT12(I2CSensor): + i2c_addr = 0x5C + + def _measure(self): + raw = self.bus.read_i2c_block_data(self.i2c_addr, 0, 5) + if (raw[0] + raw[1] + raw[2] + raw[3]) & 0xff != raw[4]: + raise ValueError("checksum error") + return raw + + def temperature(self) -> float: + raw = self._measure() + temp = raw[2] + (raw[3] & 0x7f) * 0.1 + if raw[3] & 0x80: + temp *= -1 + return temp + + def humidity(self) -> float: + raw = self._measure() + return raw[0] + raw[1] * 0.1 + + +class Si7021(I2CSensor): + i2c_addr = 0x40 + + def temperature(self) -> float: + raw = self.bus.read_i2c_block_data(self.i2c_addr, 0xE3, 2) + return 175.72 * (raw[0] << 8 | raw[1]) / 65536.0 - 46.85 + + def humidity(self) -> float: + raw = self.bus.read_i2c_block_data(self.i2c_addr, 0xE5, 2) + return 125.0 * (raw[0] << 8 | raw[1]) / 65536.0 - 6.0 + + +def create_sensor(type: SensorType, bus: int) -> BaseSensor: + if type == SensorType.Si7021: + return Si7021(bus) + elif type == SensorType.DHT12: + return DHT12(bus) + else: + raise ValueError('unexpected sensor type') diff --git a/py_include/homekit/util.py b/py_include/homekit/util.py new file mode 100644 index 0000000..11e7116 --- /dev/null +++ b/py_include/homekit/util.py @@ -0,0 +1,255 @@ +from __future__ import annotations + +import json +import socket +import time +import subprocess +import traceback +import logging +import string +import random +import re + +from enum import Enum +from datetime import datetime +from typing import Optional, List +from zlib import adler32 + +logger = logging.getLogger(__name__) + + +def validate_ipv4_or_hostname(address: str, raise_exception: bool = False) -> bool: + if re.match(r'^(\d{1,3}\.){3}\d{1,3}$', address): + parts = address.split('.') + if all(0 <= int(part) < 256 for part in parts): + return True + else: + if raise_exception: + raise ValueError(f"invalid IPv4 address: {address}") + return False + + if re.match(r'^[a-zA-Z0-9.-]+$', address): + return True + else: + if raise_exception: + raise ValueError(f"invalid hostname: {address}") + return False + + +def validate_mac_address(mac_address: str) -> bool: + mac_pattern = r'^([0-9A-Fa-f]{2}[:-]){5}([0-9A-Fa-f]{2})$' + if re.match(mac_pattern, mac_address): + return True + else: + return False + + +class Addr: + host: str + port: Optional[int] + + def __init__(self, host: str, port: Optional[int] = None): + self.host = host + self.port = port + + @staticmethod + def fromstring(addr: str) -> Addr: + colons = addr.count(':') + if colons != 1: + raise ValueError('invalid host:port format') + + if not colons: + host = addr + port= None + else: + host, port = addr.split(':') + + validate_ipv4_or_hostname(host, raise_exception=True) + + if port is not None: + port = int(port) + if not 0 <= port <= 65535: + raise ValueError(f'invalid port {port}') + + return Addr(host, port) + + def __str__(self): + buf = self.host + if self.port is not None: + buf += ':'+str(self.port) + return buf + + def __iter__(self): + yield self.host + yield self.port + + +# https://stackoverflow.com/questions/312443/how-do-you-split-a-list-into-evenly-sized-chunks +def chunks(lst, n): + """Yield successive n-sized chunks from lst.""" + for i in range(0, len(lst), n): + yield lst[i:i + n] + + +def json_serial(obj): + """JSON serializer for datetime objects""" + if isinstance(obj, datetime): + return obj.timestamp() + if isinstance(obj, Enum): + return obj.value + raise TypeError("Type %s not serializable" % type(obj)) + + +def stringify(v) -> str: + return json.dumps(v, separators=(',', ':'), default=json_serial) + + +def ipv4_valid(ip: str) -> bool: + try: + socket.inet_aton(ip) + return True + except socket.error: + return False + + +def strgen(n: int): + return ''.join(random.choices(string.ascii_letters + string.digits, k=n)) + + +class MySimpleSocketClient: + host: str + port: int + + def __init__(self, host: str, port: int): + self.host = host + self.port = port + self.sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) + self.sock.connect((self.host, self.port)) + self.sock.settimeout(5) + + def __del__(self): + self.sock.close() + + def write(self, line: str) -> None: + self.sock.sendall((line + '\r\n').encode()) + + def read(self) -> str: + buf = bytearray() + while True: + buf.extend(self.sock.recv(256)) + if b'\r\n' in buf: + break + + response = buf.decode().strip() + return response + + +def send_datagram(message: str, addr: Addr) -> None: + sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) + sock.sendto(message.encode(), addr) + + +def format_tb(exc) -> Optional[List[str]]: + tb = traceback.format_tb(exc.__traceback__) + if not tb: + return None + + tb = list(map(lambda s: s.strip(), tb)) + tb.reverse() + if tb[0][-1:] == ':': + tb[0] = tb[0][:-1] + + return tb + + +class ChildProcessInfo: + pid: int + cmd: str + + def __init__(self, + pid: int, + cmd: str): + self.pid = pid + self.cmd = cmd + + +def find_child_processes(ppid: int) -> List[ChildProcessInfo]: + p = subprocess.run(['pgrep', '-P', str(ppid), '--list-full'], capture_output=True) + if p.returncode != 0: + raise OSError(f'pgrep returned {p.returncode}') + + children = [] + + lines = p.stdout.decode().strip().split('\n') + for line in lines: + try: + space_idx = line.index(' ') + except ValueError as exc: + logger.exception(exc) + continue + + pid = int(line[0:space_idx]) + cmd = line[space_idx+1:] + + children.append(ChildProcessInfo(pid, cmd)) + + return children + + +class Stopwatch: + elapsed: float + time_started: Optional[float] + + def __init__(self): + self.elapsed = 0 + self.time_started = None + + def go(self): + if self.time_started is not None: + raise StopwatchError('stopwatch was already started') + + self.time_started = time.time() + + def pause(self): + if self.time_started is None: + raise StopwatchError('stopwatch was paused') + + self.elapsed += time.time() - self.time_started + self.time_started = None + + def get_elapsed_time(self): + elapsed = self.elapsed + if self.time_started is not None: + elapsed += time.time() - self.time_started + return elapsed + + def reset(self): + self.time_started = None + self.elapsed = 0 + + def is_paused(self): + return self.time_started is None + + +class StopwatchError(RuntimeError): + pass + + +def filesize_fmt(num, suffix="B") -> str: + for unit in ["", "Ki", "Mi", "Gi", "Ti", "Pi", "Ei", "Zi"]: + if abs(num) < 1024.0: + return f"{num:3.1f} {unit}{suffix}" + num /= 1024.0 + return f"{num:.1f} Yi{suffix}" + + +class HashableEnum(Enum): + def hash(self) -> int: + return adler32(self.name.encode()) + + +def next_tick_gen(freq): + t = time.time() + while True: + t += freq + yield max(t - time.time(), 0) \ No newline at end of file diff --git a/py_include/pyA20/__init__.pyi b/py_include/pyA20/__init__.pyi new file mode 100644 index 0000000..e69de29 diff --git a/py_include/pyA20/gpio/connector.pyi b/py_include/pyA20/gpio/connector.pyi new file mode 100644 index 0000000..12b2b6e --- /dev/null +++ b/py_include/pyA20/gpio/connector.pyi @@ -0,0 +1,2 @@ +gpio1 = 0 +LED = 0 \ No newline at end of file diff --git a/py_include/pyA20/gpio/gpio.pyi b/py_include/pyA20/gpio/gpio.pyi new file mode 100644 index 0000000..225fcbe --- /dev/null +++ b/py_include/pyA20/gpio/gpio.pyi @@ -0,0 +1,24 @@ +HIGH = 1 +LOW = 0 +INPUT = 0 +OUTPUT = 0 +PULLUP = 0 +PULLDOWN = 0 + +def init(): + pass + +def setcfg(gpio: int, cfg: int): + pass + +def getcfg(gpio: int): + pass + +def output(gpio: int, value: int): + pass + +def pullup(gpio: int, pull: int): + pass + +def input(gpio: int): + pass \ No newline at end of file diff --git a/py_include/pyA20/gpio/port.pyi b/py_include/pyA20/gpio/port.pyi new file mode 100644 index 0000000..17f69fe --- /dev/null +++ b/py_include/pyA20/gpio/port.pyi @@ -0,0 +1,36 @@ +# these are not real values, just placeholders + +PA12 = 0 +PA11 = 0 +PA6 = 0 + +PA1 = 0 +PA0 = 0 + +PA3 = 0 +PC0 = 0 +PC1 = 0 +PC2 = 0 +PA19 = 0 +PA7 = 0 +PA8 = 0 +PA9 = 0 +PA10 = 0 +PA20 = 0 + +PA13 = 0 +PA14 = 0 +PD14 = 0 +PC4 = 0 +PC7 = 0 +PA2 = 0 +PC3 = 0 +PA21 = 0 +PA18 = 0 +PG8 = 0 +PG9 = 0 +PG6 = 0 +PG7 = 0 + +POWER_LED = 0 +STATUS_LED = 0 \ No newline at end of file diff --git a/py_include/pyA20/port.pyi b/py_include/pyA20/port.pyi new file mode 100644 index 0000000..e69de29 diff --git a/py_include/syncleo/__init__.py b/py_include/syncleo/__init__.py new file mode 100644 index 0000000..32563a5 --- /dev/null +++ b/py_include/syncleo/__init__.py @@ -0,0 +1,12 @@ +# Polaris PWK 1725CGLD "smart" kettle python library +# -------------------------------------------------- +# Copyright (C) Evgeny Zinoviev, 2022 +# License: BSD-3c + +from .kettle import Kettle, DeviceListener +from .protocol import ( + PowerType, + IncomingMessageListener, + ConnectionStatusListener, + ConnectionStatus +) diff --git a/py_include/syncleo/kettle.py b/py_include/syncleo/kettle.py new file mode 100644 index 0000000..d6e0dd6 --- /dev/null +++ b/py_include/syncleo/kettle.py @@ -0,0 +1,243 @@ +# Polaris PWK 1725CGLD smart kettle python library +# ------------------------------------------------ +# Copyright (C) Evgeny Zinoviev, 2022 +# License: BSD-3c + +from __future__ import annotations + +import threading +import logging +import zeroconf + +from abc import abstractmethod +from ipaddress import ip_address, IPv4Address, IPv6Address +from typing import Optional, List, Union + +from .protocol import ( + UDPConnection, + ModeMessage, + TargetTemperatureMessage, + PowerType, + ConnectionStatus, + ConnectionStatusListener, + WrappedMessage +) + + +class DeviceDiscover(threading.Thread, zeroconf.ServiceListener): + si: Optional[zeroconf.ServiceInfo] + _mac: str + _sb: Optional[zeroconf.ServiceBrowser] + _zc: Optional[zeroconf.Zeroconf] + _listeners: List[DeviceListener] + _valid_addresses: List[Union[IPv4Address, IPv6Address]] + _only_ipv4: bool + + def __init__(self, mac: str, + listener: Optional[DeviceListener] = None, + only_ipv4=True): + super().__init__() + self.si = None + self._mac = mac + self._zc = None + self._sb = None + self._only_ipv4 = only_ipv4 + self._valid_addresses = [] + self._listeners = [] + if isinstance(listener, DeviceListener): + self._listeners.append(listener) + self._logger = logging.getLogger(f'{__name__}.{self.__class__.__name__}') + + def add_listener(self, listener: DeviceListener): + if listener not in self._listeners: + self._listeners.append(listener) + else: + self._logger.warning(f'add_listener: listener {listener} already in the listeners list') + + def set_info(self, info: zeroconf.ServiceInfo): + valid_addresses = self._get_valid_addresses(info) + if not valid_addresses: + raise ValueError('no valid addresses') + self._valid_addresses = valid_addresses + self.si = info + for f in self._listeners: + try: + f.device_updated() + except Exception as exc: + self._logger.error(f'set_info: error while calling device_updated on {f}') + self._logger.exception(exc) + + def add_service(self, zc: zeroconf.Zeroconf, type_: str, name: str) -> None: + self._add_update_service('add_service', zc, type_, name) + + def update_service(self, zc: zeroconf.Zeroconf, type_: str, name: str) -> None: + self._add_update_service('update_service', zc, type_, name) + + def _add_update_service(self, method: str, zc: zeroconf.Zeroconf, type_: str, name: str) -> None: + info = zc.get_service_info(type_, name) + if name.startswith(f'{self._mac}.'): + self._logger.info(f'{method}: type={type_} name={name}') + try: + self.set_info(info) + except ValueError as exc: + self._logger.error(f'{method}: rejected: {str(exc)}') + else: + self._logger.debug(f'{method}: mac not matched: {info}') + + def remove_service(self, zc: zeroconf.Zeroconf, type_: str, name: str) -> None: + if name.startswith(f'{self._mac}.'): + self._logger.info(f'remove_service: type={type_} name={name}') + # TODO what to do here?! + + def run(self): + self._logger.debug('starting zeroconf service browser') + ip_version = zeroconf.IPVersion.V4Only if self._only_ipv4 else zeroconf.IPVersion.All + self._zc = zeroconf.Zeroconf(ip_version=ip_version) + self._sb = zeroconf.ServiceBrowser(self._zc, "_syncleo._udp.local.", self) + self._sb.join() + + def stop(self): + if self._sb: + try: + self._sb.cancel() + except RuntimeError: + pass + self._sb = None + self._zc.close() + self._zc = None + + def _get_valid_addresses(self, si: zeroconf.ServiceInfo) -> List[Union[IPv4Address, IPv6Address]]: + valid = [] + for addr in map(ip_address, si.addresses): + if self._only_ipv4 and not isinstance(addr, IPv4Address): + continue + if isinstance(addr, IPv4Address) and str(addr).startswith('169.254.'): + continue + valid.append(addr) + return valid + + @property + def pubkey(self) -> bytes: + return bytes.fromhex(self.si.properties[b'public'].decode()) + + @property + def curve(self) -> int: + return int(self.si.properties[b'curve'].decode()) + + @property + def addr(self) -> Union[IPv4Address, IPv6Address]: + return self._valid_addresses[0] + + @property + def port(self) -> int: + return int(self.si.port) + + @property + def protocol(self) -> int: + return int(self.si.properties[b'protocol'].decode()) + + +class DeviceListener: + @abstractmethod + def device_updated(self): + pass + + +class Kettle(DeviceListener, ConnectionStatusListener): + mac: str + device: Optional[DeviceDiscover] + device_token: str + conn: Optional[UDPConnection] + conn_status: Optional[ConnectionStatus] + _read_timeout: Optional[int] + _logger: logging.Logger + _find_evt: threading.Event + + def __init__(self, mac: str, device_token: str, read_timeout: Optional[int] = None): + super().__init__() + self.mac = mac + self.device = None + self.device_token = device_token + self.conn = None + self.conn_status = None + self._read_timeout = read_timeout + self._find_evt = threading.Event() + self._logger = logging.getLogger(f'{__name__}.{self.__class__.__name__}') + + def device_updated(self): + self._find_evt.set() + self._logger.info(f'device updated, service info: {self.device.si}') + + def connection_status_updated(self, status: ConnectionStatus): + self.conn_status = status + + def discover(self, wait=True, timeout=None, listener=None) -> Optional[zeroconf.ServiceInfo]: + do_start = False + if not self.device: + self.device = DeviceDiscover(self.mac, listener=self, only_ipv4=True) + do_start = True + self._logger.debug('discover: started device discovery') + else: + self._logger.warning('discover: already started') + + if listener is not None: + self.device.add_listener(listener) + + if do_start: + self.device.start() + + if wait: + self._find_evt.clear() + try: + self._find_evt.wait(timeout=timeout) + except KeyboardInterrupt: + self.device.stop() + return None + return self.device.si + + def start_server_if_needed(self, + incoming_message_listener=None, + connection_status_listener=None): + if self.conn: + self._logger.warning('start_server_if_needed: server is already started!') + self.conn.set_address(self.device.addr, self.device.port) + self.conn.set_device_pubkey(self.device.pubkey) + return + + assert self.device.curve == 29, f'curve type {self.device.curve} is not implemented' + assert self.device.protocol == 2, f'protocol {self.device.protocol} is not supported' + + kw = {} + if self._read_timeout is not None: + kw['read_timeout'] = self._read_timeout + self.conn = UDPConnection(addr=self.device.addr, + port=self.device.port, + device_pubkey=self.device.pubkey, + device_token=bytes.fromhex(self.device_token), **kw) + if incoming_message_listener: + self.conn.add_incoming_message_listener(incoming_message_listener) + + self.conn.add_connection_status_listener(self) + if connection_status_listener: + self.conn.add_connection_status_listener(connection_status_listener) + + self.conn.start() + + def stop_all(self): + # when we stop server, we should also stop device discovering service + if self.conn: + self.conn.interrupted = True + self.conn = None + self.device.stop() + self.device = None + + def is_connected(self) -> bool: + return self.conn is not None and self.conn_status == ConnectionStatus.CONNECTED + + def set_power(self, power_type: PowerType, callback: callable): + message = ModeMessage(power_type) + self.conn.enqueue_message(WrappedMessage(message, handler=callback, ack=True)) + + def set_target_temperature(self, temp: int, callback: callable): + message = TargetTemperatureMessage(temp) + self.conn.enqueue_message(WrappedMessage(message, handler=callback, ack=True)) diff --git a/py_include/syncleo/protocol.py b/py_include/syncleo/protocol.py new file mode 100644 index 0000000..36a1a8f --- /dev/null +++ b/py_include/syncleo/protocol.py @@ -0,0 +1,1169 @@ +# Polaris PWK 1725CGLD "smart" kettle python library +# -------------------------------------------------- +# Copyright (C) Evgeny Zinoviev, 2022 +# License: BSD-3c + +from __future__ import annotations + +import logging +import socket +import random +import struct +import threading +import time + +from abc import abstractmethod, ABC +from enum import Enum, auto +from typing import Union, Optional, Dict, Tuple, List +from ipaddress import IPv4Address, IPv6Address + +import cryptography.hazmat.primitives._serialization as srlz + +from cryptography.hazmat.primitives.asymmetric.x25519 import X25519PrivateKey, X25519PublicKey +from cryptography.hazmat.primitives import ciphers, padding, hashes +from cryptography.hazmat.primitives.ciphers import algorithms, modes + +ReprDict = Dict[str, Union[str, int, float, bool]] +_logger = logging.getLogger(__name__) + +PING_FREQUENCY = 3 +RESEND_ATTEMPTS = 5 +ERROR_TIMEOUT = 15 +MESSAGE_QUEUE_REMOVE_DELAY = 13 # after what time to delete (and pass False to handlers, if needed) messages with phase=DONE from queue +DISCONNECT_TIMEOUT = 15 + + +def safe_callback_call(f: callable, + *args, + logger: logging.Logger = None, + error_message: str = None): + try: + return f(*args) + except Exception as exc: + logger.error(f'{error_message}, see exception below:') + logger.exception(exc) + return None + + +# drop-in replacement for java.lang.System.arraycopy +# TODO: rewrite +def arraycopy(src, src_pos, dest, dest_pos, length): + for i in range(length): + dest[i + dest_pos] = src[i + src_pos] + + +# "convert" unsigned byte to signed +def u8_to_s8(b: int) -> int: + return struct.unpack('b', bytes([b]))[0] + + +class PowerType(Enum): + OFF = 0 # turn off + ON = 1 # turn on, set target temperature to 100 + CUSTOM = 3 # turn on, allows custom target temperature + # MYSTERY_MODE = 2 # don't know what 2 means, needs testing + # update: if I set it to '2', it just resets to '0' + + +# low-level protocol structures +# ----------------------------- + +class FrameType(Enum): + ACK = 0 + CMD = 1 + AUX = 2 + NAK = 3 + + +class FrameHead: + seq: Optional[int] # u8 + type: FrameType # u8 + length: int # u16. This is the length of FrameItem's payload + + @staticmethod + def from_bytes(buf: bytes) -> FrameHead: + seq, ft, length = struct.unpack(' bytes: + assert self.length != 0, "FrameHead.length has not been set" + assert self.seq is not None, "FrameHead.seq has not been set" + return struct.pack(' bytes: + ba = bytearray(self.head.pack()) + ba.extend(self.payload) + return bytes(ba) + + +# high-level wrappers around FrameItem +# ------------------------------------ + +class MessagePhase(Enum): + WAITING = 0 + SENT = 1 + DONE = 2 + + +class Message: + frame: Optional[FrameItem] + id: int + + _global_id = 0 + + def __init__(self): + self.frame = None + + # global internal message id, only useful for debugging purposes + self.id = self.next_id() + + def __repr__(self): + return f'<{self.__class__.__name__} id={self.id} seq={self.frame.head.seq}>' + + @staticmethod + def next_id(): + _id = Message._global_id + Message._global_id = (Message._global_id + 1) % 100000 + return _id + + @staticmethod + def from_encrypted(buf: bytes, inkey: bytes, outkey: bytes) -> Message: + _logger.debug(f'Message:from_encrypted: buf={buf.hex()}') + + assert len(buf) >= 4, 'invalid size' + head = FrameHead.from_bytes(buf[:4]) + + assert len(buf) == head.length + 4, f'invalid buf size ({len(buf)} != {head.length})' + payload = buf[4:] + b = head.seq + + j = b & 0xF + k = b >> 4 & 0xF + + key = bytearray(len(inkey)) + arraycopy(inkey, j, key, 0, len(inkey) - j) + arraycopy(inkey, 0, key, len(inkey) - j, j) + + iv = bytearray(len(outkey)) + arraycopy(outkey, k, iv, 0, len(outkey) - k) + arraycopy(outkey, 0, iv, len(outkey) - k, k) + + cipher = ciphers.Cipher(algorithms.AES(key), modes.CBC(iv)) + decryptor = cipher.decryptor() + decrypted_data = decryptor.update(payload) + decryptor.finalize() + + unpadder = padding.PKCS7(algorithms.AES.block_size).unpadder() + decrypted_data = unpadder.update(decrypted_data) + decrypted_data += unpadder.finalize() + + assert len(decrypted_data) != 0, 'decrypted data is null' + assert head.seq == decrypted_data[0], f'decrypted seq mismatch {head.seq} != {decrypted_data[0]}' + + # _logger.debug('Message.from_encrypted: plaintext: '+decrypted_data.hex()) + + if head.type == FrameType.ACK: + return AckMessage(head.seq) + + elif head.type == FrameType.NAK: + return NakMessage(head.seq) + + elif head.type == FrameType.AUX: + # TODO implement AUX + raise NotImplementedError('FrameType AUX is not yet implemented') + + elif head.type == FrameType.CMD: + type = decrypted_data[1] + data = decrypted_data[2:] + + cl = UnknownMessage + + subclasses = [cl for cl in CmdIncomingMessage.__subclasses__() if cl is not SimpleBooleanMessage] + subclasses.extend(SimpleBooleanMessage.__subclasses__()) + + for _cl in subclasses: + # `UnknownMessage` is a special class that holds a packed command that we don't recognize. + # It will be used anyway if we don't find a match, so skip it here + if _cl == UnknownMessage: + continue + + if _cl.TYPE == type: + cl = _cl + break + + m = cl.from_packed_data(data, seq=head.seq) + if isinstance(m, UnknownMessage): + m.set_type(type) + return m + + else: + raise NotImplementedError(f'Unexpected frame type: {head.type}') + + def pack_data(self) -> bytes: + return b'' + + @property + def seq(self) -> Union[int, None]: + try: + return self.frame.head.seq + except: + return None + + @seq.setter + def seq(self, seq: int): + self.frame.head.seq = seq + + def encrypt(self, outkey: bytes, inkey: bytes, token: bytes, pubkey: bytes): + assert self.frame is not None + + data = self._get_data_to_encrypt() + assert data is not None + + b = self.frame.head.seq + i = b & 0xf + j = b >> 4 & 0xf + + outkey = bytearray(outkey) + + l = len(outkey) + key = bytearray(l) + + arraycopy(outkey, i, key, 0, l-i) + arraycopy(outkey, 0, key, l-i, i) + + inkey = bytearray(inkey) + + l = len(inkey) + iv = bytearray(l) + + arraycopy(inkey, j, iv, 0, l-j) + arraycopy(inkey, 0, iv, l-j, j) + + cipher = ciphers.Cipher(algorithms.AES(key), modes.CBC(iv)) + encryptor = cipher.encryptor() + + newdata = bytearray(len(data)+1) + newdata[0] = b + + arraycopy(data, 0, newdata, 1, len(data)) + + newdata = bytes(newdata) + _logger.debug('frame payload to be encrypted: ' + newdata.hex()) + + padder = padding.PKCS7(algorithms.AES.block_size).padder() + ciphertext = bytearray() + ciphertext.extend(encryptor.update(padder.update(newdata) + padder.finalize())) + ciphertext.extend(encryptor.finalize()) + + self.frame.setpayload(ciphertext) + + def _get_data_to_encrypt(self) -> bytes: + return self.pack_data() + + +class AckMessage(Message, ABC): + def __init__(self, seq: Optional[int] = None): + super().__init__() + self.frame = FrameItem(FrameHead(seq, FrameType.ACK, None)) + + +class NakMessage(Message, ABC): + def __init__(self, seq: Optional[int] = None): + super().__init__() + self.frame = FrameItem(FrameHead(seq, FrameType.NAK, None)) + + +class CmdMessage(Message): + type: Optional[int] + data: bytes + + TYPE = None + + def _get_data_to_encrypt(self) -> bytes: + buf = bytearray() + buf.append(self.get_type()) + buf.extend(self.pack_data()) + return bytes(buf) + + def __init__(self, seq: Optional[int] = None): + super().__init__() + self.frame = FrameItem(FrameHead(seq, FrameType.CMD)) + self.data = b'' + + def _repr_fields(self) -> ReprDict: + return { + 'cmd': self.get_type() + } + + def __repr__(self): + params = [ + __name__+'.'+self.__class__.__name__, + f'id={self.id}', + f'seq={self.seq}' + ] + fields = self._repr_fields() + if fields: + for k, v in fields.items(): + params.append(f'{k}={v}') + elif self.data: + params.append(f'data={self.data.hex()}') + return '<'+' '.join(params)+'>' + + def get_type(self) -> int: + return self.__class__.TYPE + + +class CmdIncomingMessage(CmdMessage): + @staticmethod + @abstractmethod + def from_packed_data(cls, data: bytes, seq: Optional[int] = None): + pass + + @abstractmethod + def _repr_fields(self) -> ReprDict: + pass + + +class CmdOutgoingMessage(CmdMessage): + @abstractmethod + def pack_data(self) -> bytes: + return b'' + + +class ModeMessage(CmdOutgoingMessage, CmdIncomingMessage): + TYPE = 1 + + pt: PowerType + + def __init__(self, power_type: PowerType, seq: Optional[int] = None): + super().__init__(seq) + self.pt = power_type + + @classmethod + def from_packed_data(cls, data: bytes, seq=0) -> ModeMessage: + assert len(data) == 1, 'data size expected to be 1' + mode, = struct.unpack('B', data) + return ModeMessage(PowerType(mode), seq=seq) + + def pack_data(self) -> bytes: + return self.pt.value.to_bytes(1, byteorder='little') + + def _repr_fields(self) -> ReprDict: + return {'mode': self.pt.name} + + +class TargetTemperatureMessage(CmdOutgoingMessage, CmdIncomingMessage): + temperature: int + + TYPE = 2 + + def __init__(self, temp: int, seq: Optional[int] = None): + super().__init__(seq) + self.temperature = temp + + @classmethod + def from_packed_data(cls, data: bytes, seq=0) -> TargetTemperatureMessage: + assert len(data) == 2, 'data size expected to be 2' + nat, frac = struct.unpack('BB', data) + temp = int(nat + (frac / 100)) + return TargetTemperatureMessage(temp, seq=seq) + + def pack_data(self) -> bytes: + return bytes([self.temperature, 0]) + + def _repr_fields(self) -> ReprDict: + return {'temperature': self.temperature} + + +class PingMessage(CmdIncomingMessage, CmdOutgoingMessage): + TYPE = 255 + + @classmethod + def from_packed_data(cls, data: bytes, seq=0) -> PingMessage: + assert len(data) == 0, 'no data expected' + return PingMessage(seq=seq) + + def pack_data(self) -> bytes: + return b'' + + def _repr_fields(self) -> ReprDict: + return {} + + +# This is the first protocol message. Sent by a client. +# Kettle usually ACKs this, but sometimes i don't get any ACK and the very next message is HandshakeResponseMessage. +class HandshakeMessage(CmdMessage): + TYPE = 0 + + def encrypt(self, + outkey: bytes, + inkey: bytes, + token: bytes, + pubkey: bytes): + cipher = ciphers.Cipher(algorithms.AES(outkey), modes.CBC(inkey)) + encryptor = cipher.encryptor() + + ciphertext = bytearray() + ciphertext.extend(encryptor.update(token)) + ciphertext.extend(encryptor.finalize()) + + pld = bytearray() + pld.append(0) + pld.extend(pubkey) + pld.extend(ciphertext) + + self.frame.setpayload(pld) + + +# Kettle either sends this right after the handshake, of first it ACKs the handshake then sends this. +class HandshakeResponseMessage(CmdIncomingMessage): + TYPE = 0 + + protocol: int + fw_major: int + fw_minor: int + mode: int + token: bytes + + def __init__(self, + protocol: int, + fw_major: int, + fw_minor: int, + mode: int, + token: bytes, + seq: Optional[int] = None): + super().__init__(seq) + self.protocol = protocol + self.fw_major = fw_major + self.fw_minor = fw_minor + self.mode = mode + self.token = token + + @classmethod + def from_packed_data(cls, data: bytes, seq=0) -> HandshakeResponseMessage: + protocol, fw_major, fw_minor, mode = struct.unpack(' ReprDict: + return { + 'protocol': self.protocol, + 'fw': f'{self.fw_major}.{self.fw_minor}', + 'mode': self.mode, + 'token': self.token.hex() + } + + +# Apparently, some hardware info. +# On the other hand, if you look at com.syncleiot.iottransport.commands.CmdHardware, its mqtt topic says "mcu_firmware". +# My device returns 1.1.1. The kettle uses on ESP8266 ESP-12F MCU under the hood (or, more precisely, under a piece of +# cheap plastic), so maybe 1.1.1 is some MCU ROM version. +class DeviceHardwareMessage(CmdIncomingMessage): + TYPE = 143 # -113 + + hw: List[int] + + def __init__(self, hw: List[int], seq: Optional[int] = None): + super().__init__(seq) + self.hw = hw + + @classmethod + def from_packed_data(cls, data: bytes, seq=0) -> DeviceHardwareMessage: + assert len(data) == 3, 'invalid data size, expected 3' + hw = list(struct.unpack(' ReprDict: + return {'device_hardware': '.'.join(map(str, self.hw))} + + +# This message is sent by kettle right after the HandshakeMessageResponse. +# The diagnostic data is supposed to be sent to vendor, which we, obviously, not going to do. +# So just ACK and skip it. +class DeviceDiagnosticMessage(CmdIncomingMessage): + TYPE = 145 # -111 + + diag_data: bytes + + def __init__(self, diag_data: bytes, seq: Optional[int] = None): + super().__init__(seq) + self.diag_data = diag_data + + @classmethod + def from_packed_data(cls, data: bytes, seq=0) -> DeviceDiagnosticMessage: + return DeviceDiagnosticMessage(diag_data=data, seq=seq) + + def _repr_fields(self) -> ReprDict: + return {'diag_data': self.diag_data.hex()} + + +class SimpleBooleanMessage(ABC, CmdIncomingMessage): + value: bool + + def __init__(self, value: bool, seq: Optional[int] = None): + super().__init__(seq) + self.value = value + + @classmethod + def from_packed_data(cls, data: bytes, seq: Optional[int] = None): + assert len(data) == 1, 'invalid data size, expected 1' + enabled, = struct.unpack(' ReprDict: + pass + + +class AccessControlMessage(SimpleBooleanMessage): + TYPE = 133 # -123 + + def _repr_fields(self) -> ReprDict: + return {'acl_enabled': self.value} + + +class ErrorMessage(SimpleBooleanMessage): + TYPE = 7 + + def _repr_fields(self) -> ReprDict: + return {'error': self.value} + + +class ChildLockMessage(SimpleBooleanMessage): + TYPE = 30 + + def _repr_fields(self) -> ReprDict: + return {'child_lock': self.value} + + +class VolumeMessage(SimpleBooleanMessage): + TYPE = 9 + + def _repr_fields(self) -> ReprDict: + return {'volume': self.value} + + +class BacklightMessage(SimpleBooleanMessage): + TYPE = 28 + + def _repr_fields(self) -> ReprDict: + return {'backlight': self.value} + + +class CurrentTemperatureMessage(CmdIncomingMessage): + TYPE = 20 + + current_temperature: int + + def __init__(self, temp: int, seq: Optional[int] = None): + super().__init__(seq) + self.current_temperature = temp + + @classmethod + def from_packed_data(cls, data: bytes, seq=0) -> CurrentTemperatureMessage: + assert len(data) == 2, 'data size expected to be 2' + nat, frac = struct.unpack('BB', data) + temp = int(nat + (frac / 100)) + return CurrentTemperatureMessage(temp, seq=seq) + + def pack_data(self) -> bytes: + return bytes([self.current_temperature, 0]) + + def _repr_fields(self) -> ReprDict: + return {'current_temperature': self.current_temperature} + + +class UnknownMessage(CmdIncomingMessage): + type: Optional[int] + data: bytes + + def __init__(self, data: bytes, **kwargs): + super().__init__(**kwargs) + self.type = None + self.data = data + + @classmethod + def from_packed_data(cls, data: bytes, seq=0) -> UnknownMessage: + return UnknownMessage(data, seq=seq) + + def set_type(self, type: int): + self.type = type + + def get_type(self) -> int: + return self.type + + def _repr_fields(self) -> ReprDict: + return { + 'type': self.type, + 'data': self.data.hex() + } + + +class WrappedMessage: + _message: Message + _handler: Optional[callable] + _validator: Optional[callable] + _logger: Optional[logging.Logger] + _phase: MessagePhase + _phase_update_time: float + + def __init__(self, + message: Message, + handler: Optional[callable] = None, + validator: Optional[callable] = None, + ack=False): + self._message = message + self._handler = handler + self._validator = validator + self._logger = None + self._phase = MessagePhase.WAITING + self._phase_update_time = 0 + if not validator and ack: + self._validator = lambda m: isinstance(m, AckMessage) + + def setlogger(self, logger: logging.Logger): + self._logger = logger + + def validate(self, message: Message): + if not self._validator: + return True + return self._validator(message) + + def call(self, *args, error_message: str = None) -> None: + if not self._handler: + return + try: + self._handler(*args) + except Exception as exc: + logger = self._logger or logging.getLogger(self.__class__.__name__) + logger.error(f'{error_message}, see exception below:') + logger.exception(exc) + + @property + def phase(self) -> MessagePhase: + return self._phase + + @phase.setter + def phase(self, phase: MessagePhase): + self._phase = phase + self._phase_update_time = 0 if phase == MessagePhase.WAITING else time.time() + + @property + def phase_update_time(self) -> float: + return self._phase_update_time + + @property + def message(self) -> Message: + return self._message + + @property + def id(self) -> int: + return self._message.id + + @property + def seq(self) -> int: + return self._message.seq + + @seq.setter + def seq(self, seq: int): + self._message.seq = seq + + def __repr__(self): + return f'<{__name__}.{self.__class__.__name__} message={self._message.__repr__()}>' + + +# Connection stuff +# Well, strictly speaking, as it's UDP, there's no connection, but who cares. +# --------------------------------------------------------------------------- + +class IncomingMessageListener: + @abstractmethod + def incoming_message(self, message: Message) -> Optional[Message]: + pass + + +class ConnectionStatus(Enum): + NOT_CONNECTED = auto() + CONNECTING = auto() + CONNECTED = auto() + RECONNECTING = auto() + DISCONNECTED = auto() + + +class ConnectionStatusListener: + @abstractmethod + def connection_status_updated(self, status: ConnectionStatus): + pass + + +class UDPConnection(threading.Thread, ConnectionStatusListener): + inseq: int + outseq: int + source_port: int + device_addr: str + device_port: int + device_token: bytes + device_pubkey: bytes + interrupted: bool + response_handlers: Dict[int, WrappedMessage] + outgoing_queue: List[WrappedMessage] + pubkey: Optional[bytes] + encinkey: Optional[bytes] + encoutkey: Optional[bytes] + inc_listeners: List[IncomingMessageListener] + conn_listeners: List[ConnectionStatusListener] + outgoing_time: float + outgoing_time_1st: float + incoming_time: float + status: ConnectionStatus + reconnect_tries: int + read_timeout: int + + _addr_lock: threading.Lock + _iml_lock: threading.Lock + _csl_lock: threading.Lock + _st_lock: threading.Lock + + def __init__(self, + addr: Union[IPv4Address, IPv6Address], + port: int, + device_pubkey: bytes, + device_token: bytes, + read_timeout: int = 1): + super().__init__() + self._logger = logging.getLogger(f'{__name__}.{self.__class__.__name__} <{hex(id(self))}>') + self.setName(self.__class__.__name__) + + self.inseq = 0 + self.outseq = 0 + self.source_port = random.randint(1024, 65535) + self.device_addr = str(addr) + self.device_port = port + self.device_token = device_token + self.device_pubkey = device_pubkey + self.outgoing_queue = [] + self.response_handlers = {} + self.interrupted = False + self.outgoing_time = 0 + self.outgoing_time_1st = 0 + self.incoming_time = 0 + self.inc_listeners = [] + self.conn_listeners = [self] + self.status = ConnectionStatus.NOT_CONNECTED + self.reconnect_tries = 0 + self.read_timeout = read_timeout + + self._iml_lock = threading.Lock() + self._csl_lock = threading.Lock() + self._addr_lock = threading.Lock() + self._st_lock = threading.Lock() + + self.pubkey = None + self.encinkey = None + self.encoutkey = None + + def connection_status_updated(self, status: ConnectionStatus): + # self._logger.info(f'connection_status_updated: status = {status}') + with self._st_lock: + # self._logger.debug(f'connection_status_updated: lock acquired') + self.status = status + if status == ConnectionStatus.RECONNECTING: + self.reconnect_tries += 1 + if status in (ConnectionStatus.CONNECTED, ConnectionStatus.NOT_CONNECTED, ConnectionStatus.DISCONNECTED): + self.reconnect_tries = 0 + + def _cleanup(self): + # erase outgoing queue + for wm in self.outgoing_queue: + wm.call(False, + error_message=f'_cleanup: exception while calling cb(False) on message {wm.message}') + self.outgoing_queue = [] + self.response_handlers = {} + + # reset timestamps + self.incoming_time = 0 + self.outgoing_time = 0 + self.outgoing_time_1st = 0 + + self._logger.debug('_cleanup: done') + + def set_address(self, addr: Union[IPv4Address, IPv6Address], port: int): + with self._addr_lock: + if self.device_addr != str(addr) or self.device_port != port: + self.device_addr = str(addr) + self.device_port = port + self._logger.info(f'updated device network address: {self.device_addr}:{self.device_port}') + + def set_device_pubkey(self, pubkey: bytes): + if self.device_pubkey.hex() != pubkey.hex(): + self._logger.info(f'device pubkey has changed (old={self.device_pubkey.hex()}, new={pubkey.hex()})') + self.device_pubkey = pubkey + self._notify_cs(ConnectionStatus.RECONNECTING) + + def get_address(self) -> Tuple[str, int]: + with self._addr_lock: + return self.device_addr, self.device_port + + def add_incoming_message_listener(self, listener: IncomingMessageListener): + with self._iml_lock: + if listener not in self.inc_listeners: + self.inc_listeners.append(listener) + + def add_connection_status_listener(self, listener: ConnectionStatusListener): + with self._csl_lock: + if listener not in self.conn_listeners: + self.conn_listeners.append(listener) + + def _notify_cs(self, status: ConnectionStatus): + # self._logger.debug(f'_notify_cs: status={status}') + with self._csl_lock: + for obj in self.conn_listeners: + # self._logger.debug(f'_notify_cs: notifying {obj}') + obj.connection_status_updated(status) + + def _prepare_keys(self): + # generate key pair + privkey = X25519PrivateKey.generate() + + self.pubkey = bytes(reversed(privkey.public_key().public_bytes(encoding=srlz.Encoding.Raw, + format=srlz.PublicFormat.Raw))) + + # generate shared key + device_pubkey = X25519PublicKey.from_public_bytes( + bytes(reversed(self.device_pubkey)) + ) + shared_key = bytes(reversed( + privkey.exchange(device_pubkey) + )) + + # in/out encryption keys + digest = hashes.Hash(hashes.SHA256()) + digest.update(shared_key) + + shared_sha256 = digest.finalize() + + self.encinkey = shared_sha256[:16] + self.encoutkey = shared_sha256[16:] + + self._logger.info('encryption keys have been created') + + def _handshake_callback(self, r: MessageResponse): + # if got error for our HandshakeMessage, reset everything and try again + if r is False: + # self._logger.debug('_handshake_callback: set status=RECONNETING') + self._notify_cs(ConnectionStatus.RECONNECTING) + else: + # self._logger.debug('_handshake_callback: set status=CONNECTED') + self._notify_cs(ConnectionStatus.CONNECTED) + + def run(self): + self._logger.info('starting server loop') + + sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) + sock.bind(('0.0.0.0', self.source_port)) + sock.settimeout(self.read_timeout) + + while not self.interrupted: + with self._st_lock: + status = self.status + + if status in (ConnectionStatus.DISCONNECTED, ConnectionStatus.RECONNECTING): + self._cleanup() + if status == ConnectionStatus.DISCONNECTED: + break + + # no activity for some time means connection is broken + fail = False + fail_path = 0 + if self.incoming_time > 0 and time.time() - self.incoming_time >= DISCONNECT_TIMEOUT: + fail = True + fail_path = 1 + elif self.outgoing_time_1st > 0 and self.incoming_time == 0 and time.time() - self.outgoing_time_1st >= DISCONNECT_TIMEOUT: + fail = True + fail_path = 2 + + if fail: + self._logger.debug(f'run: setting status=RECONNECTING because of long inactivity, fail_path={fail_path}') + self._notify_cs(ConnectionStatus.RECONNECTING) + + # establishing a connection + if status in (ConnectionStatus.RECONNECTING, ConnectionStatus.NOT_CONNECTED): + if status == ConnectionStatus.RECONNECTING and self.reconnect_tries >= 3: + self._notify_cs(ConnectionStatus.DISCONNECTED) + continue + + self._reset_outseq() + self._prepare_keys() + + # shake the imaginary kettle's hand + wrapped = WrappedMessage(HandshakeMessage(), + handler=self._handshake_callback, + validator=lambda m: isinstance(m, (AckMessage, HandshakeResponseMessage))) + self.enqueue_message(wrapped, prepend=True) + self._notify_cs(ConnectionStatus.CONNECTING) + + # pick next (wrapped) message to send + wm = self._get_next_message() # wm means "wrapped message" + if wm: + one_shot = isinstance(wm.message, (AckMessage, NakMessage)) + + if not isinstance(wm.message, (AckMessage, NakMessage)): + old_seq = wm.seq + wm.seq = self.outseq + self._set_response_handler(wm, old_seq=old_seq) + elif wm.seq is None: + # ack/nak is a response to some incoming message (and it must have the same seqno that incoming + # message had) + raise RuntimeError(f'run: seq must be set for {wm.__class__.__name__}') + + self._logger.debug(f'run: sending message: {wm.message}, one_shot={one_shot}, phase={wm.phase}') + encrypted = False + try: + wm.message.encrypt(outkey=self.encoutkey, inkey=self.encinkey, + token=self.device_token, pubkey=self.pubkey) + encrypted = True + except ValueError as exc: + # handle "ValueError: Invalid padding bytes." + self._logger.error('run: failed to encrypt the message.') + self._logger.exception(exc) + + if encrypted: + buf = wm.message.frame.pack() + # self._logger.debug(f'run: raw data to be sent: {buf.hex()}') + + # sending the first time + if wm.phase == MessagePhase.WAITING: + sock.sendto(buf, self.get_address()) + # resending + elif wm.phase == MessagePhase.SENT: + left = RESEND_ATTEMPTS + while left > 0: + sock.sendto(buf, self.get_address()) + left -= 1 + if left > 0: + time.sleep(0.05) + + if one_shot or wm.phase == MessagePhase.SENT: + wm.phase = MessagePhase.DONE + else: + wm.phase = MessagePhase.SENT + + now = time.time() + self.outgoing_time = now + if not self.outgoing_time_1st: + self.outgoing_time_1st = now + + # receiving data + try: + data = sock.recv(4096) + self._handle_incoming(data) + except (TimeoutError, socket.timeout): + pass + + self._logger.info('bye...') + + def _get_next_message(self) -> Optional[WrappedMessage]: + message = None + lpfx = '_get_next_message:' + remove_list = [] + for wm in self.outgoing_queue: + if wm.phase == MessagePhase.DONE: + if isinstance(wm.message, (AckMessage, NakMessage, PingMessage)) or time.time() - wm.phase_update_time >= MESSAGE_QUEUE_REMOVE_DELAY: + remove_list.append(wm) + continue + message = wm + break + + for wm in remove_list: + self._logger.debug(f'{lpfx} rm path: removing id={wm.id} seq={wm.seq}') + + # clear message handler + if wm.seq in self.response_handlers: + self.response_handlers[wm.seq].call( + False, error_message=f'{lpfx} rm path: error while calling callback for seq={wm.seq}') + del self.response_handlers[wm.seq] + + # remove from queue + try: + self.outgoing_queue.remove(wm) + except ValueError as exc: + self._logger.error(f'{lpfx} rm path: removing from outgoing_queue raised an exception: {str(exc)}') + + # ping pong + if not message and self.outgoing_time_1st != 0 and self.status == ConnectionStatus.CONNECTED: + now = time.time() + out_delta = now - self.outgoing_time + in_delta = now - self.incoming_time + if max(out_delta, in_delta) > PING_FREQUENCY: + self._logger.debug(f'{lpfx} no activity: in for {in_delta:.2f}s, out for {out_delta:.2f}s, time to ping the damn thing') + message = WrappedMessage(PingMessage(), ack=True) + # add it to outgoing_queue in order to be aggressively resent in future (if needed) + self.outgoing_queue.insert(0, message) + + return message + + def _handle_incoming(self, buf: bytes): + try: + incoming_message = Message.from_encrypted(buf, inkey=self.encinkey, outkey=self.encoutkey) + except ValueError as exc: + # handle "ValueError: Invalid padding bytes." + self._logger.error('_handle_incoming: failed to decrypt incoming frame:') + self._logger.exception(exc) + return + + self.incoming_time = time.time() + seq = incoming_message.seq + + lpfx = f'handle_incoming({incoming_message.id}):' + self._logger.debug(f'{lpfx} received: {incoming_message}') + + if isinstance(incoming_message, (AckMessage, NakMessage)): + seq_max = self.outseq + seq_name = 'outseq' + else: + seq_max = self.inseq + seq_name = 'inseq' + self.inseq = seq + + if seq < seq_max < 0xfd: + self._logger.debug(f'{lpfx} dropping: seq={seq}, {seq_name}={seq_max}') + return + + if seq not in self.response_handlers: + self._handle_incoming_cmd(incoming_message) + return + + callback_value = None # None means don't call a callback + handler = self.response_handlers[seq] + + if handler.validate(incoming_message): + self._logger.debug(f'{lpfx} response OK') + handler.phase = MessagePhase.DONE + callback_value = incoming_message + self._incr_outseq() + else: + self._logger.warning(f'{lpfx} response is INVALID') + + # It seems that we've received an incoming CmdMessage or PingMessage with the same seqno that our outgoing + # message had. Bad, but what can I say, this is quick-and-dirty made UDP based protocol and this sort of + # shit just happens. + + # (To be fair, maybe my implementation is not perfect either. But hey, what did you expect from a + # reverse-engineered re-implementation of custom UDP-based protocol that some noname vendor uses for their + # cheap IoT devices? I think _that_ is _the_ definition of shit. At least my implementation is FOSS, which + # is more than you'll ever be able to say about them.) + + # All this crapload of code below might not be needed at all, 'cause the protocol uses separate frame seq + # numbers for IN and OUT frames and this situation is not highly likely, as Theresa May could argue. + # After a handshake, a kettle sends us 10 or so CmdMessages, and then either we continuously ping it every + # 3 seconds, or kettle pings us. This in any case widens the gap between inseq and outseq. + + # But! the seqno is only 1 byte in size and once it reaches 0xff, it circles back to zero. And that (plus, + # perhaps, some bad luck) gives a chance for a collision. + + if handler.phase == MessagePhase.DONE or isinstance(handler.message, HandshakeMessage): + # no more attempts left, returning error back to user + # as to handshake, it cannot fail. + callback_value = False + + # else: + # # try resending the message + # handler.phase_reset() + # max_seq = self.outseq + # wait_remap = {} + # for m in self.outgoing_queue: + # if m.seq in self.waiting_for_response: + # wait_remap[m.seq] = (m.seq+1) % 256 + # m.set_seq((m.seq+1) % 256) + # if m.seq > max_seq: + # max_seq = m.seq + # if max_seq > self.outseq: + # self.outseq = max_seq % 256 + # if wait_remap: + # waiting_new = {} + # for old_seq, new_seq in wait_remap.items(): + # waiting_new[new_seq] = self.waiting_for_response[old_seq] + # self.waiting_for_response = waiting_new + + if isinstance(incoming_message, (PingMessage, CmdIncomingMessage)): + # handle incoming message as usual, as we need to ack/nak it anyway + self._handle_incoming_cmd(incoming_message) + + if callback_value is not None: + handler.call(callback_value, + error_message=f'{lpfx} error while calling callback for msg id={handler.message.id} seq={seq}') + del self.response_handlers[seq] + + def _handle_incoming_cmd(self, incoming_message: Message): + if isinstance(incoming_message, (AckMessage, NakMessage)): + self._logger.debug(f'_handle_incoming_cmd({incoming_message.id}, seq={incoming_message.seq}): it\'s {incoming_message.__class__.__name__}, ignoring') + return + + replied = False + with self._iml_lock: + for f in self.inc_listeners: + retval = safe_callback_call(f.incoming_message, incoming_message, + logger=self._logger, + error_message=f'_handle_incoming_cmd({incoming_message.id}, seq={incoming_message.seq}): error while calling message listener') + if isinstance(retval, Message): + if isinstance(retval, (AckMessage, NakMessage)): + retval.seq = incoming_message.seq + self.enqueue_message(WrappedMessage(retval), prepend=True) + replied = True + break + else: + raise RuntimeError('are you sure your response is correct? only ack/nak are allowed') + + if not replied: + self.enqueue_message(WrappedMessage(AckMessage(incoming_message.seq)), prepend=True) + + def enqueue_message(self, wrapped: WrappedMessage, prepend=False): + self._logger.debug(f'enqueue_message: {wrapped.message}') + if not prepend: + self.outgoing_queue.append(wrapped) + else: + self.outgoing_queue.insert(0, wrapped) + + def _set_response_handler(self, wm: WrappedMessage, old_seq=None): + if old_seq in self.response_handlers: + del self.response_handlers[old_seq] + + seq = wm.seq + assert seq is not None, 'seq is not set' + + if seq in self.response_handlers: + self._logger.debug(f'_set_response_handler(seq={seq}): handler is already set, cancelling it') + self.response_handlers[seq].call(False, + error_message=f'_set_response_handler({seq}): error while calling old callback') + self.response_handlers[seq] = wm + + def _incr_outseq(self) -> None: + self.outseq = (self.outseq + 1) % 256 + + def _reset_outseq(self): + self.outseq = 0 + self._logger.debug(f'_reset_outseq: set 0') + + +MessageResponse = Union[Message, bool] -- cgit v1.2.3