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https://github.com/natekspencer/hacs-oasis_mini.git
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606 lines
22 KiB
Python
606 lines
22 KiB
Python
"""Oasis MQTT client (multi-device)."""
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from __future__ import annotations
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import asyncio
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import base64
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from datetime import UTC, datetime
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import logging
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import ssl
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from typing import Any, Final
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import aiomqtt
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from ..device import OasisDevice
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from ..utils import _bit_to_bool, _parse_int
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from .transport import OasisClientProtocol
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_LOGGER = logging.getLogger(__name__)
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# mqtt connection parameters
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HOST: Final = "mqtt.grounded.so"
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PORT: Final = 8084
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PATH: Final = "mqtt"
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USERNAME: Final = "YXBw"
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PASSWORD: Final = "RWdETFlKMDczfi4t"
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RECONNECT_INTERVAL: Final = 4
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# Command queue behaviour
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MAX_PENDING_COMMANDS: Final = 10
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class OasisMqttClient(OasisClientProtocol):
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"""MQTT-based Oasis transport using WSS.
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Responsibilities:
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- Maintain a single MQTT connection to:
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wss://mqtt.grounded.so:8084/mqtt
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- Subscribe only to <serial>/STATUS/# for devices it knows about.
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- Publish commands to <serial>/COMMAND/CMD
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- Map MQTT payloads to OasisDevice.update_from_status_dict()
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"""
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def __init__(self) -> None:
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# MQTT connection state
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self._client: aiomqtt.Client | None = None
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self._loop_task: asyncio.Task | None = None
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self._connected_at: datetime | None = None
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self._connected_event: asyncio.Event = asyncio.Event()
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self._stop_event: asyncio.Event = asyncio.Event()
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# Known devices by serial
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self._devices: dict[str, OasisDevice] = {}
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# Per-device events
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self._first_status_events: dict[str, asyncio.Event] = {}
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self._mac_events: dict[str, asyncio.Event] = {}
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# Subscription bookkeeping
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self._subscribed_serials: set[str] = set()
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self._subscription_lock = asyncio.Lock()
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# Pending command queue: (serial, payload)
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self._command_queue: asyncio.Queue[tuple[str, str]] = asyncio.Queue(
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maxsize=MAX_PENDING_COMMANDS
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)
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def register_device(self, device: OasisDevice) -> None:
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"""Register a device so MQTT messages can be routed to it."""
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if not device.serial_number:
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raise ValueError("Device must have serial_number set before registration")
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serial = device.serial_number
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self._devices[serial] = device
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# Ensure we have per-device events
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self._first_status_events.setdefault(serial, asyncio.Event())
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self._mac_events.setdefault(serial, asyncio.Event())
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# Attach ourselves as the client if the device doesn't already have one
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if not device.client:
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device.attach_client(self)
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# If we're already connected, subscribe to this device's topics
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if self._client is not None:
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try:
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loop = asyncio.get_running_loop()
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loop.create_task(self._subscribe_serial(serial))
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except RuntimeError:
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# No running loop (unlikely in HA), so just log
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_LOGGER.debug(
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"Could not schedule subscription for %s (no running loop)", serial
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)
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def unregister_device(self, device: OasisDevice) -> None:
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serial = device.serial_number
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if not serial:
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return
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self._devices.pop(serial, None)
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self._first_status_events.pop(serial, None)
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self._mac_events.pop(serial, None)
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# If connected and we were subscribed, unsubscribe
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if self._client is not None and serial in self._subscribed_serials:
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try:
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loop = asyncio.get_running_loop()
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loop.create_task(self._unsubscribe_serial(serial))
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except RuntimeError:
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_LOGGER.debug(
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"Could not schedule unsubscription for %s (no running loop)",
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serial,
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)
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async def _subscribe_serial(self, serial: str) -> None:
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"""Subscribe to STATUS topics for a single device."""
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if not self._client:
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return
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async with self._subscription_lock:
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if not self._client or serial in self._subscribed_serials:
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return
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topic = f"{serial}/STATUS/#"
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await self._client.subscribe([(topic, 1)])
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self._subscribed_serials.add(serial)
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_LOGGER.info("Subscribed to %s", topic)
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async def _unsubscribe_serial(self, serial: str) -> None:
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"""Unsubscribe from STATUS topics for a single device."""
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if not self._client:
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return
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async with self._subscription_lock:
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if not self._client or serial not in self._subscribed_serials:
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return
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topic = f"{serial}/STATUS/#"
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await self._client.unsubscribe(topic)
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self._subscribed_serials.discard(serial)
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_LOGGER.info("Unsubscribed from %s", topic)
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async def _resubscribe_all(self) -> None:
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"""Resubscribe to all known devices after (re)connect."""
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self._subscribed_serials.clear()
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for serial, device in self._devices.items():
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await self._subscribe_serial(serial)
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await self.async_get_all(device)
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def start(self) -> None:
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"""Start MQTT connection loop."""
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if self._loop_task is None or self._loop_task.done():
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self._stop_event.clear()
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loop = asyncio.get_running_loop()
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self._loop_task = loop.create_task(self._mqtt_loop())
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async def async_close(self) -> None:
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"""Close connection loop and MQTT client."""
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await self.stop()
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async def stop(self) -> None:
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"""Stop MQTT connection loop."""
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self._stop_event.set()
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if self._loop_task:
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self._loop_task.cancel()
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try:
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await self._loop_task
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except asyncio.CancelledError:
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pass
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if self._client:
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try:
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await self._client.disconnect()
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except Exception:
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_LOGGER.exception("Error disconnecting MQTT client")
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finally:
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self._client = None
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# Drop pending commands on stop
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while not self._command_queue.empty():
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try:
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self._command_queue.get_nowait()
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self._command_queue.task_done()
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except asyncio.QueueEmpty:
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break
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async def wait_until_ready(
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self, device: OasisDevice, timeout: float = 10.0, request_status: bool = True
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) -> bool:
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"""
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Wait until:
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1. MQTT client is connected
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2. Device sends at least one STATUS message
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If request_status=True, a request status command is sent *after* connection.
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"""
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serial = device.serial_number
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if not serial:
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raise RuntimeError("Device has no serial_number set")
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first_status_event = self._first_status_events.setdefault(
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serial, asyncio.Event()
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)
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# Wait for MQTT connection
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try:
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await asyncio.wait_for(self._connected_event.wait(), timeout=timeout)
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except asyncio.TimeoutError:
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_LOGGER.debug(
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"Timeout (%.1fs) waiting for MQTT connection (device %s)",
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timeout,
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serial,
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)
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return False
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# Optionally request a status refresh
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if request_status:
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try:
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first_status_event.clear()
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await self.async_get_status(device)
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except Exception:
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_LOGGER.debug(
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"Could not request status for %s (not fully connected yet?)",
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serial,
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)
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# Wait for first status
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try:
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await asyncio.wait_for(first_status_event.wait(), timeout=timeout)
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return True
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except asyncio.TimeoutError:
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_LOGGER.debug(
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"Timeout (%.1fs) waiting for first STATUS message from %s",
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timeout,
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serial,
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)
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return False
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async def async_get_mac_address(self, device: OasisDevice) -> str | None:
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"""For MQTT, GETSTATUS causes MAC_ADDRESS to be published."""
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# If already known on the device, return it
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if device.mac_address:
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return device.mac_address
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serial = device.serial_number
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if not serial:
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raise RuntimeError("Device has no serial_number set")
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mac_event = self._mac_events.setdefault(serial, asyncio.Event())
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mac_event.clear()
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# Ask device to refresh status (including MAC_ADDRESS)
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await self.async_get_status(device)
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try:
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await asyncio.wait_for(mac_event.wait(), timeout=3.0)
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except asyncio.TimeoutError:
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_LOGGER.debug("Timed out waiting for MAC_ADDRESS for %s", serial)
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return device.mac_address
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async def async_send_ball_speed_command(
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self,
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device: OasisDevice,
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speed: int,
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) -> None:
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payload = f"WRIOASISSPEED={speed}"
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await self._publish_command(device, payload)
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async def async_send_led_command(
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self,
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device: OasisDevice,
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led_effect: str,
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color: str,
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led_speed: int,
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brightness: int,
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) -> None:
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payload = f"WRILED={led_effect};0;{color};{led_speed};{brightness}"
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await self._publish_command(device, payload, bool(brightness))
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async def async_send_sleep_command(self, device: OasisDevice) -> None:
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await self._publish_command(device, "CMDSLEEP")
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async def async_send_move_job_command(
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self,
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device: OasisDevice,
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from_index: int,
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to_index: int,
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) -> None:
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payload = f"MOVEJOB={from_index};{to_index}"
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await self._publish_command(device, payload)
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async def async_send_change_track_command(
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self,
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device: OasisDevice,
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index: int,
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) -> None:
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payload = f"CMDCHANGETRACK={index}"
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await self._publish_command(device, payload)
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async def async_send_add_joblist_command(
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self,
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device: OasisDevice,
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tracks: list[int],
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) -> None:
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track_str = ",".join(map(str, tracks))
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payload = f"ADDJOBLIST={track_str}"
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await self._publish_command(device, payload)
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async def async_send_set_playlist_command(
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self,
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device: OasisDevice,
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playlist: list[int],
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) -> None:
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track_str = ",".join(map(str, playlist))
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payload = f"WRIJOBLIST={track_str}"
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await self._publish_command(device, payload)
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async def async_send_set_repeat_playlist_command(
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self,
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device: OasisDevice,
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repeat: bool,
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) -> None:
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payload = f"WRIREPEATJOB={1 if repeat else 0}"
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await self._publish_command(device, payload)
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async def async_send_set_autoplay_command(
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self,
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device: OasisDevice,
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option: str,
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) -> None:
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payload = f"WRIWAITAFTER={option}"
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await self._publish_command(device, payload)
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async def async_send_upgrade_command(
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self,
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device: OasisDevice,
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beta: bool,
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) -> None:
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payload = f"CMDUPGRADE={1 if beta else 0}"
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await self._publish_command(device, payload)
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async def async_send_play_command(self, device: OasisDevice) -> None:
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await self._publish_command(device, "CMDPLAY", True)
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async def async_send_pause_command(self, device: OasisDevice) -> None:
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await self._publish_command(device, "CMDPAUSE")
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async def async_send_stop_command(self, device: OasisDevice) -> None:
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await self._publish_command(device, "CMDSTOP")
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async def async_send_reboot_command(self, device: OasisDevice) -> None:
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await self._publish_command(device, "CMDBOOT")
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async def async_get_all(self, device: OasisDevice) -> None:
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"""Request FULLSTATUS + SCHEDULE (compact snapshot)."""
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await self._publish_command(device, "GETALL")
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async def async_get_status(self, device: OasisDevice) -> None:
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"""Ask device to publish STATUS topics."""
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await self._publish_command(device, "GETSTATUS")
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async def _enqueue_command(self, serial: str, payload: str) -> None:
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"""Queue a command to be sent when connected.
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If the queue is full, drop the oldest command to make room.
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"""
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if self._command_queue.full():
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try:
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dropped = self._command_queue.get_nowait()
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self._command_queue.task_done()
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_LOGGER.debug(
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"Command queue full, dropping oldest command: %s", dropped
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)
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except asyncio.QueueEmpty:
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# race: became empty between full() and get_nowait()
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pass
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await self._command_queue.put((serial, payload))
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_LOGGER.debug("Queued command for %s: %s", serial, payload)
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async def _flush_pending_commands(self) -> None:
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"""Send any queued commands now that we're connected."""
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if not self._client:
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return
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while not self._command_queue.empty():
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try:
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serial, payload = self._command_queue.get_nowait()
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except asyncio.QueueEmpty:
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break
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try:
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# Skip commands for unknown devices
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if serial not in self._devices:
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_LOGGER.debug(
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"Skipping queued command for unknown device %s: %s",
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serial,
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payload,
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)
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self._command_queue.task_done()
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continue
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topic = f"{serial}/COMMAND/CMD"
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_LOGGER.debug("Flushing queued MQTT command %s => %s", topic, payload)
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await self._client.publish(topic, payload.encode(), qos=1)
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except Exception:
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_LOGGER.debug(
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"Failed to flush queued command for %s, re-queuing", serial
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)
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# Put it back and break; we'll try again on next reconnect
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await self._enqueue_command(serial, payload)
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self._command_queue.task_done()
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break
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self._command_queue.task_done()
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async def _publish_command(
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self, device: OasisDevice, payload: str, wake: bool = False
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) -> None:
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serial = device.serial_number
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if not serial:
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raise RuntimeError("Device has no serial number set")
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if wake and device.is_sleeping:
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await self.async_get_all(device)
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# If not connected, just queue the command
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if not self._client or not self._connected_event.is_set():
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_LOGGER.debug(
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"MQTT not connected, queueing command for %s: %s", serial, payload
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)
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await self._enqueue_command(serial, payload)
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return
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topic = f"{serial}/COMMAND/CMD"
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try:
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_LOGGER.debug("MQTT publish %s => %s", topic, payload)
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await self._client.publish(topic, payload.encode(), qos=1)
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except Exception:
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_LOGGER.debug(
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"MQTT publish failed, queueing command for %s: %s", serial, payload
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)
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await self._enqueue_command(serial, payload)
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async def _mqtt_loop(self) -> None:
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loop = asyncio.get_running_loop()
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tls_context = await loop.run_in_executor(None, ssl.create_default_context)
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while not self._stop_event.is_set():
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try:
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_LOGGER.info("Connecting MQTT WSS to wss://%s:%s/%s", HOST, PORT, PATH)
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async with aiomqtt.Client(
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hostname=HOST,
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port=PORT,
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transport="websockets",
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tls_context=tls_context,
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username=base64.b64decode(USERNAME).decode(),
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password=base64.b64decode(PASSWORD).decode(),
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keepalive=30,
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websocket_path=f"/{PATH}",
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) as client:
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self._client = client
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self._connected_event.set()
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self._connected_at = datetime.now(UTC)
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_LOGGER.info("Connected to MQTT broker")
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# Subscribe only to STATUS topics for known devices
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await self._resubscribe_all()
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# Flush any queued commands now that we're connected
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await self._flush_pending_commands()
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async for msg in client.messages:
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if self._stop_event.is_set():
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break
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await self._handle_status_message(msg)
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except asyncio.CancelledError:
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break
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except Exception:
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_LOGGER.info("MQTT connection error")
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finally:
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if self._connected_event.is_set():
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self._connected_event.clear()
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if self._connected_at:
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_LOGGER.info(
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"MQTT was connected for %s",
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datetime.now(UTC) - self._connected_at,
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)
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self._connected_at = None
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self._client = None
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self._subscribed_serials.clear()
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if not self._stop_event.is_set():
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_LOGGER.info(
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"Disconnected from broker, retrying in %.1fs", RECONNECT_INTERVAL
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)
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await asyncio.sleep(RECONNECT_INTERVAL)
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async def _handle_status_message(self, msg: aiomqtt.Message) -> None:
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"""Map MQTT STATUS topics → OasisDevice.update_from_status_dict payloads."""
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topic_str = str(msg.topic) if msg.topic is not None else ""
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payload = msg.payload.decode(errors="replace")
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parts = topic_str.split("/")
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# Expect: "<serial>/STATUS/<STATUS_NAME>"
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if len(parts) < 3:
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return
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serial, _, status_name = parts[:3]
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device = self._devices.get(serial)
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if not device:
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_LOGGER.debug("Received MQTT for unknown device %s: %s", serial, topic_str)
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return
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data: dict[str, Any] = {}
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try:
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if status_name == "OASIS_STATUS":
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data["status_code"] = int(payload)
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elif status_name == "OASIS_ERROR":
|
|
data["error"] = int(payload)
|
|
elif status_name == "OASIS_SPEEED":
|
|
data["ball_speed"] = int(payload)
|
|
elif status_name == "JOBLIST":
|
|
data["playlist"] = [int(x) for x in payload.split(",") if x]
|
|
elif status_name == "CURRENTJOB":
|
|
data["playlist_index"] = int(payload)
|
|
elif status_name == "CURRENTLINE":
|
|
data["progress"] = int(payload)
|
|
elif status_name == "LED_EFFECT":
|
|
data["led_effect"] = payload
|
|
elif status_name == "LED_EFFECT_COLOR":
|
|
data["led_color_id"] = payload
|
|
elif status_name == "LED_SPEED":
|
|
data["led_speed"] = int(payload)
|
|
elif status_name == "LED_BRIGHTNESS":
|
|
data["brightness"] = int(payload)
|
|
elif status_name == "LED_MAX":
|
|
data["brightness_max"] = int(payload)
|
|
elif status_name == "LED_EFFECT_PARAM":
|
|
data["color"] = payload if payload.startswith("#") else None
|
|
elif status_name == "SYSTEM_BUSY":
|
|
data["busy"] = payload in ("1", "true", "True")
|
|
elif status_name == "DOWNLOAD_PROGRESS":
|
|
data["download_progress"] = int(payload)
|
|
elif status_name == "REPEAT_JOB":
|
|
data["repeat_playlist"] = payload in ("1", "true", "True")
|
|
elif status_name == "WAIT_AFTER_JOB":
|
|
data["autoplay"] = _parse_int(payload)
|
|
elif status_name == "AUTO_CLEAN":
|
|
data["auto_clean"] = payload in ("1", "true", "True")
|
|
elif status_name == "SOFTWARE_VER":
|
|
data["software_version"] = payload
|
|
elif status_name == "MAC_ADDRESS":
|
|
data["mac_address"] = payload
|
|
mac_event = self._mac_events.setdefault(serial, asyncio.Event())
|
|
mac_event.set()
|
|
elif status_name == "WIFI_SSID":
|
|
data["wifi_ssid"] = payload
|
|
elif status_name == "WIFI_IP":
|
|
data["wifi_ip"] = payload
|
|
elif status_name == "WIFI_PDNS":
|
|
data["wifi_pdns"] = payload
|
|
elif status_name == "WIFI_SDNS":
|
|
data["wifi_sdns"] = payload
|
|
elif status_name == "WIFI_GATE":
|
|
data["wifi_gate"] = payload
|
|
elif status_name == "WIFI_SUB":
|
|
data["wifi_sub"] = payload
|
|
elif status_name == "WIFI_STATUS":
|
|
data["wifi_connected"] = _bit_to_bool(payload)
|
|
elif status_name == "SCHEDULE":
|
|
data["schedule"] = payload
|
|
elif status_name == "ENVIRONMENT":
|
|
data["environment"] = payload
|
|
elif status_name == "FULLSTATUS":
|
|
if parsed := device.parse_status_string(payload):
|
|
data = parsed
|
|
else:
|
|
_LOGGER.warning(
|
|
"Unknown status received for %s: %s=%s",
|
|
serial,
|
|
status_name,
|
|
payload,
|
|
)
|
|
except Exception: # noqa: BLE001
|
|
_LOGGER.exception(
|
|
"Error parsing MQTT payload for %s %s: %r", serial, status_name, payload
|
|
)
|
|
return
|
|
|
|
if data:
|
|
device.update_from_status_dict(data)
|
|
|
|
first_status_event = self._first_status_events.setdefault(
|
|
serial, asyncio.Event()
|
|
)
|
|
if not first_status_event.is_set():
|
|
first_status_event.set()
|