mirror of
https://github.com/home-assistant/core
synced 2024-08-28 03:36:46 +02:00
684 lines
25 KiB
Python
684 lines
25 KiB
Python
"""ONVIF device abstraction."""
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from __future__ import annotations
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import asyncio
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from contextlib import suppress
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import datetime as dt
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import os
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import time
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from typing import Any
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from httpx import RequestError
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import onvif
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from onvif import ONVIFCamera
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from onvif.exceptions import ONVIFError
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from zeep.exceptions import Fault, TransportError, XMLParseError, XMLSyntaxError
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.const import (
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CONF_HOST,
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CONF_NAME,
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CONF_PASSWORD,
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CONF_PORT,
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CONF_USERNAME,
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Platform,
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)
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from homeassistant.core import HomeAssistant, callback
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import homeassistant.util.dt as dt_util
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from .const import (
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ABSOLUTE_MOVE,
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CONF_ENABLE_WEBHOOKS,
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CONTINUOUS_MOVE,
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DEFAULT_ENABLE_WEBHOOKS,
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GET_CAPABILITIES_EXCEPTIONS,
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GOTOPRESET_MOVE,
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LOGGER,
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PAN_FACTOR,
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RELATIVE_MOVE,
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STOP_MOVE,
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TILT_FACTOR,
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ZOOM_FACTOR,
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)
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from .event import EventManager
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from .models import PTZ, Capabilities, DeviceInfo, Profile, Resolution, Video
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class ONVIFDevice:
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"""Manages an ONVIF device."""
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device: ONVIFCamera
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events: EventManager
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def __init__(self, hass: HomeAssistant, config_entry: ConfigEntry) -> None:
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"""Initialize the device."""
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self.hass: HomeAssistant = hass
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self.config_entry: ConfigEntry = config_entry
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self._original_options = dict(config_entry.options)
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self.available: bool = True
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self.info: DeviceInfo = DeviceInfo()
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self.capabilities: Capabilities = Capabilities()
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self.onvif_capabilities: dict[str, Any] | None = None
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self.profiles: list[Profile] = []
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self.max_resolution: int = 0
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self.platforms: list[Platform] = []
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self._dt_diff_seconds: float = 0
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async def _async_update_listener(
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self, hass: HomeAssistant, entry: ConfigEntry
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) -> None:
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"""Handle options update."""
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if self._original_options != entry.options:
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hass.async_create_task(hass.config_entries.async_reload(entry.entry_id))
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@property
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def name(self) -> str:
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"""Return the name of this device."""
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return self.config_entry.data[CONF_NAME]
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@property
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def host(self) -> str:
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"""Return the host of this device."""
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return self.config_entry.data[CONF_HOST]
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@property
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def port(self) -> int:
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"""Return the port of this device."""
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return self.config_entry.data[CONF_PORT]
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@property
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def username(self) -> str:
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"""Return the username of this device."""
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return self.config_entry.data[CONF_USERNAME]
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@property
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def password(self) -> str:
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"""Return the password of this device."""
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return self.config_entry.data[CONF_PASSWORD]
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async def async_setup(self) -> None:
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"""Set up the device."""
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self.device = get_device(
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self.hass,
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host=self.config_entry.data[CONF_HOST],
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port=self.config_entry.data[CONF_PORT],
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username=self.config_entry.data[CONF_USERNAME],
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password=self.config_entry.data[CONF_PASSWORD],
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)
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# Get all device info
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await self.device.update_xaddrs()
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LOGGER.debug("%s: xaddrs = %s", self.name, self.device.xaddrs)
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# Get device capabilities
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self.onvif_capabilities = await self.device.get_capabilities()
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await self.async_check_date_and_time()
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# Create event manager
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assert self.config_entry.unique_id
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self.events = EventManager(self.hass, self.device, self.config_entry, self.name)
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# Fetch basic device info and capabilities
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self.info = await self.async_get_device_info()
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LOGGER.debug("%s: camera info = %s", self.name, self.info)
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#
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# We need to check capabilities before profiles, because we need the data
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# from capabilities to determine profiles correctly.
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#
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# We no longer initialize events in capabilities to avoid the problem
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# where cameras become slow to respond for a bit after starting events, and
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# instead we start events last and than update capabilities.
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#
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LOGGER.debug("%s: fetching initial capabilities", self.name)
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self.capabilities = await self.async_get_capabilities()
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LOGGER.debug("%s: fetching profiles", self.name)
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self.profiles = await self.async_get_profiles()
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LOGGER.debug("Camera %s profiles = %s", self.name, self.profiles)
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# No camera profiles to add
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if not self.profiles:
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raise ONVIFError("No camera profiles found")
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if self.capabilities.ptz:
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LOGGER.debug("%s: creating PTZ service", self.name)
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await self.device.create_ptz_service()
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# Determine max resolution from profiles
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self.max_resolution = max(
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profile.video.resolution.width
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for profile in self.profiles
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if profile.video.encoding == "H264"
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)
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# Start events last since some cameras become slow to respond
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# for a bit after starting events
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LOGGER.debug("%s: starting events", self.name)
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self.capabilities.events = await self.async_start_events()
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LOGGER.debug("Camera %s capabilities = %s", self.name, self.capabilities)
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# Bind the listener to the ONVIFDevice instance since
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# async_update_listener only creates a weak reference to the listener
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# and we need to make sure it doesn't get garbage collected since only
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# the ONVIFDevice instance is stored in hass.data
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self.config_entry.async_on_unload(
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self.config_entry.add_update_listener(self._async_update_listener)
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)
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async def async_stop(self, event=None):
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"""Shut it all down."""
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if self.events:
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await self.events.async_stop()
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await self.device.close()
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async def async_manually_set_date_and_time(self) -> None:
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"""Set Date and Time Manually using SetSystemDateAndTime command."""
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device_mgmt = await self.device.create_devicemgmt_service()
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# Retrieve DateTime object from camera to use as template for Set operation
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device_time = await device_mgmt.GetSystemDateAndTime()
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system_date = dt_util.utcnow()
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LOGGER.debug("System date (UTC): %s", system_date)
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dt_param = device_mgmt.create_type("SetSystemDateAndTime")
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dt_param.DateTimeType = "Manual"
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# Retrieve DST setting from system
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dt_param.DaylightSavings = bool(time.localtime().tm_isdst)
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dt_param.UTCDateTime = {
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"Date": {
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"Year": system_date.year,
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"Month": system_date.month,
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"Day": system_date.day,
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},
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"Time": {
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"Hour": system_date.hour,
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"Minute": system_date.minute,
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"Second": system_date.second,
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},
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}
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# Retrieve timezone from system
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system_timezone = str(system_date.astimezone().tzinfo)
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timezone_names: list[str | None] = [system_timezone]
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if (time_zone := device_time.TimeZone) and system_timezone != time_zone.TZ:
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timezone_names.append(time_zone.TZ)
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timezone_names.append(None)
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timezone_max_idx = len(timezone_names) - 1
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LOGGER.debug(
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"%s: SetSystemDateAndTime: timezone_names:%s", self.name, timezone_names
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)
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for idx, timezone_name in enumerate(timezone_names):
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dt_param.TimeZone = timezone_name
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LOGGER.debug("%s: SetSystemDateAndTime: %s", self.name, dt_param)
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try:
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await device_mgmt.SetSystemDateAndTime(dt_param)
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LOGGER.debug("%s: SetSystemDateAndTime: success", self.name)
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return
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# Some cameras don't support setting the timezone and will throw an IndexError
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# if we try to set it. If we get an error, try again without the timezone.
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except (IndexError, Fault):
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if idx == timezone_max_idx:
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raise
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async def async_check_date_and_time(self) -> None:
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"""Warns if device and system date not synced."""
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LOGGER.debug("%s: Setting up the ONVIF device management service", self.name)
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device_mgmt = await self.device.create_devicemgmt_service()
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system_date = dt_util.utcnow()
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LOGGER.debug("%s: Retrieving current device date/time", self.name)
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try:
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device_time = await device_mgmt.GetSystemDateAndTime()
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except RequestError as err:
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LOGGER.warning(
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"Couldn't get device '%s' date/time. Error: %s", self.name, err
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)
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return
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if not device_time:
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LOGGER.debug(
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"""Couldn't get device '%s' date/time.
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GetSystemDateAndTime() return null/empty""",
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self.name,
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)
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return
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LOGGER.debug("%s: Device time: %s", self.name, device_time)
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tzone = dt_util.DEFAULT_TIME_ZONE
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cdate = device_time.LocalDateTime
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if device_time.UTCDateTime:
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tzone = dt_util.UTC
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cdate = device_time.UTCDateTime
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elif device_time.TimeZone:
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tzone = dt_util.get_time_zone(device_time.TimeZone.TZ) or tzone
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if cdate is None:
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LOGGER.warning("%s: Could not retrieve date/time on this camera", self.name)
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return
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cam_date = dt.datetime(
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cdate.Date.Year,
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cdate.Date.Month,
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cdate.Date.Day,
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cdate.Time.Hour,
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cdate.Time.Minute,
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cdate.Time.Second,
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0,
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tzone,
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)
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cam_date_utc = cam_date.astimezone(dt_util.UTC)
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LOGGER.debug(
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"%s: Device date/time: %s | System date/time: %s",
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self.name,
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cam_date_utc,
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system_date,
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)
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dt_diff = cam_date - system_date
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self._dt_diff_seconds = dt_diff.total_seconds()
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# It could be off either direction, so we need to check the absolute value
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if abs(self._dt_diff_seconds) < 5:
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return
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if device_time.DateTimeType != "Manual":
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self._async_log_time_out_of_sync(cam_date_utc, system_date)
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return
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# Set Date and Time ourselves if Date and Time is set manually in the camera.
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try:
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await self.async_manually_set_date_and_time()
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except (RequestError, TransportError, IndexError, Fault):
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LOGGER.warning("%s: Could not sync date/time on this camera", self.name)
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self._async_log_time_out_of_sync(cam_date_utc, system_date)
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@callback
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def _async_log_time_out_of_sync(
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self, cam_date_utc: dt.datetime, system_date: dt.datetime
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) -> None:
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"""Log a warning if the camera and system date/time are not synced."""
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LOGGER.warning(
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(
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"The date/time on %s (UTC) is '%s', "
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"which is different from the system '%s', "
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"this could lead to authentication issues"
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),
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self.name,
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cam_date_utc,
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system_date,
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)
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async def async_get_device_info(self) -> DeviceInfo:
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"""Obtain information about this device."""
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device_mgmt = await self.device.create_devicemgmt_service()
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manufacturer = None
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model = None
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firmware_version = None
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serial_number = None
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try:
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device_info = await device_mgmt.GetDeviceInformation()
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except (XMLParseError, XMLSyntaxError, TransportError) as ex:
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# Some cameras have invalid UTF-8 in their device information (TransportError)
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# and others have completely invalid XML (XMLParseError, XMLSyntaxError)
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LOGGER.warning("%s: Failed to fetch device information: %s", self.name, ex)
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else:
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manufacturer = device_info.Manufacturer
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model = device_info.Model
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firmware_version = device_info.FirmwareVersion
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serial_number = device_info.SerialNumber
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# Grab the last MAC address for backwards compatibility
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mac = None
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try:
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network_interfaces = await device_mgmt.GetNetworkInterfaces()
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for interface in network_interfaces:
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if interface.Enabled:
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mac = interface.Info.HwAddress
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except Fault as fault:
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if "not implemented" not in fault.message:
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raise fault
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LOGGER.debug(
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"Couldn't get network interfaces from ONVIF device '%s'. Error: %s",
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self.name,
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fault,
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)
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return DeviceInfo(
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manufacturer,
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model,
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firmware_version,
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serial_number,
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mac,
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)
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async def async_get_capabilities(self):
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"""Obtain information about the available services on the device."""
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snapshot = False
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with suppress(*GET_CAPABILITIES_EXCEPTIONS):
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media_service = await self.device.create_media_service()
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media_capabilities = await media_service.GetServiceCapabilities()
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snapshot = media_capabilities and media_capabilities.SnapshotUri
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ptz = False
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with suppress(*GET_CAPABILITIES_EXCEPTIONS):
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self.device.get_definition("ptz")
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ptz = True
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imaging = False
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with suppress(*GET_CAPABILITIES_EXCEPTIONS):
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await self.device.create_imaging_service()
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imaging = True
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return Capabilities(snapshot=snapshot, ptz=ptz, imaging=imaging)
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async def async_start_events(self):
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"""Start the event handler."""
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with suppress(*GET_CAPABILITIES_EXCEPTIONS, XMLParseError):
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onvif_capabilities = self.onvif_capabilities or {}
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pull_point_support = (onvif_capabilities.get("Events") or {}).get(
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"WSPullPointSupport"
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)
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LOGGER.debug("%s: WSPullPointSupport: %s", self.name, pull_point_support)
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# Even if the camera claims it does not support PullPoint, try anyway
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# since at least some AXIS and Bosch models do. The reverse is also
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# true where some cameras claim they support PullPoint but don't so
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# the only way to know is to try.
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return await self.events.async_start(
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True,
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self.config_entry.options.get(
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CONF_ENABLE_WEBHOOKS, DEFAULT_ENABLE_WEBHOOKS
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),
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)
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return False
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async def async_get_profiles(self) -> list[Profile]:
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"""Obtain media profiles for this device."""
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media_service = await self.device.create_media_service()
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LOGGER.debug("%s: xaddr for media_service: %s", self.name, media_service.xaddr)
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try:
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result = await media_service.GetProfiles()
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except GET_CAPABILITIES_EXCEPTIONS:
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LOGGER.debug(
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"%s: Could not get profiles from ONVIF device", self.name, exc_info=True
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)
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raise
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profiles: list[Profile] = []
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if not isinstance(result, list):
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return profiles
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for key, onvif_profile in enumerate(result):
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# Only add H264 profiles
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if (
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not onvif_profile.VideoEncoderConfiguration
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or onvif_profile.VideoEncoderConfiguration.Encoding != "H264"
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):
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continue
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profile = Profile(
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key,
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onvif_profile.token,
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onvif_profile.Name,
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Video(
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onvif_profile.VideoEncoderConfiguration.Encoding,
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Resolution(
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onvif_profile.VideoEncoderConfiguration.Resolution.Width,
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onvif_profile.VideoEncoderConfiguration.Resolution.Height,
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),
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),
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)
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# Configure PTZ options
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if self.capabilities.ptz and onvif_profile.PTZConfiguration:
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profile.ptz = PTZ(
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onvif_profile.PTZConfiguration.DefaultContinuousPanTiltVelocitySpace
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is not None,
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onvif_profile.PTZConfiguration.DefaultRelativePanTiltTranslationSpace
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is not None,
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onvif_profile.PTZConfiguration.DefaultAbsolutePantTiltPositionSpace
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is not None,
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)
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try:
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ptz_service = await self.device.create_ptz_service()
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presets = await ptz_service.GetPresets(profile.token)
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profile.ptz.presets = [preset.token for preset in presets if preset]
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except GET_CAPABILITIES_EXCEPTIONS:
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# It's OK if Presets aren't supported
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profile.ptz.presets = []
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# Configure Imaging options
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if self.capabilities.imaging and onvif_profile.VideoSourceConfiguration:
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profile.video_source_token = (
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onvif_profile.VideoSourceConfiguration.SourceToken
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)
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profiles.append(profile)
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return profiles
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async def async_get_stream_uri(self, profile: Profile) -> str:
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"""Get the stream URI for a specified profile."""
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media_service = await self.device.create_media_service()
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req = media_service.create_type("GetStreamUri")
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req.ProfileToken = profile.token
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req.StreamSetup = {
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"Stream": "RTP-Unicast",
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"Transport": {"Protocol": "RTSP"},
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}
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result = await media_service.GetStreamUri(req)
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return result.Uri
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async def async_perform_ptz(
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self,
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profile: Profile,
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distance,
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speed,
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move_mode,
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continuous_duration,
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preset,
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pan=None,
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tilt=None,
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zoom=None,
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):
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"""Perform a PTZ action on the camera."""
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if not self.capabilities.ptz:
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LOGGER.warning("PTZ actions are not supported on device '%s'", self.name)
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return
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ptz_service = await self.device.create_ptz_service()
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pan_val = distance * PAN_FACTOR.get(pan, 0)
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tilt_val = distance * TILT_FACTOR.get(tilt, 0)
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zoom_val = distance * ZOOM_FACTOR.get(zoom, 0)
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speed_val = speed
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preset_val = preset
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LOGGER.debug(
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(
|
|
"Calling %s PTZ | Pan = %4.2f | Tilt = %4.2f | Zoom = %4.2f | Speed ="
|
|
" %4.2f | Preset = %s"
|
|
),
|
|
move_mode,
|
|
pan_val,
|
|
tilt_val,
|
|
zoom_val,
|
|
speed_val,
|
|
preset_val,
|
|
)
|
|
try:
|
|
req = ptz_service.create_type(move_mode)
|
|
req.ProfileToken = profile.token
|
|
if move_mode == CONTINUOUS_MOVE:
|
|
# Guard against unsupported operation
|
|
if not profile.ptz or not profile.ptz.continuous:
|
|
LOGGER.warning(
|
|
"ContinuousMove not supported on device '%s'", self.name
|
|
)
|
|
return
|
|
|
|
velocity = {}
|
|
if pan is not None or tilt is not None:
|
|
velocity["PanTilt"] = {"x": pan_val, "y": tilt_val}
|
|
if zoom is not None:
|
|
velocity["Zoom"] = {"x": zoom_val}
|
|
|
|
req.Velocity = velocity
|
|
|
|
await ptz_service.ContinuousMove(req)
|
|
await asyncio.sleep(continuous_duration)
|
|
req = ptz_service.create_type("Stop")
|
|
req.ProfileToken = profile.token
|
|
await ptz_service.Stop(
|
|
{"ProfileToken": req.ProfileToken, "PanTilt": True, "Zoom": False}
|
|
)
|
|
elif move_mode == RELATIVE_MOVE:
|
|
# Guard against unsupported operation
|
|
if not profile.ptz or not profile.ptz.relative:
|
|
LOGGER.warning(
|
|
"RelativeMove not supported on device '%s'", self.name
|
|
)
|
|
return
|
|
|
|
req.Translation = {
|
|
"PanTilt": {"x": pan_val, "y": tilt_val},
|
|
"Zoom": {"x": zoom_val},
|
|
}
|
|
req.Speed = {
|
|
"PanTilt": {"x": speed_val, "y": speed_val},
|
|
"Zoom": {"x": speed_val},
|
|
}
|
|
await ptz_service.RelativeMove(req)
|
|
elif move_mode == ABSOLUTE_MOVE:
|
|
# Guard against unsupported operation
|
|
if not profile.ptz or not profile.ptz.absolute:
|
|
LOGGER.warning(
|
|
"AbsoluteMove not supported on device '%s'", self.name
|
|
)
|
|
return
|
|
|
|
req.Position = {
|
|
"PanTilt": {"x": pan_val, "y": tilt_val},
|
|
"Zoom": {"x": zoom_val},
|
|
}
|
|
req.Speed = {
|
|
"PanTilt": {"x": speed_val, "y": speed_val},
|
|
"Zoom": {"x": speed_val},
|
|
}
|
|
await ptz_service.AbsoluteMove(req)
|
|
elif move_mode == GOTOPRESET_MOVE:
|
|
# Guard against unsupported operation
|
|
if not profile.ptz or not profile.ptz.presets:
|
|
LOGGER.warning(
|
|
"Absolute Presets not supported on device '%s'", self.name
|
|
)
|
|
return
|
|
if preset_val not in profile.ptz.presets:
|
|
LOGGER.warning(
|
|
(
|
|
"PTZ preset '%s' does not exist on device '%s'. Available"
|
|
" Presets: %s"
|
|
),
|
|
preset_val,
|
|
self.name,
|
|
", ".join(profile.ptz.presets),
|
|
)
|
|
return
|
|
|
|
req.PresetToken = preset_val
|
|
req.Speed = {
|
|
"PanTilt": {"x": speed_val, "y": speed_val},
|
|
"Zoom": {"x": speed_val},
|
|
}
|
|
await ptz_service.GotoPreset(req)
|
|
elif move_mode == STOP_MOVE:
|
|
await ptz_service.Stop(req)
|
|
except ONVIFError as err:
|
|
if "Bad Request" in err.reason:
|
|
LOGGER.warning("Device '%s' doesn't support PTZ", self.name)
|
|
else:
|
|
LOGGER.error("Error trying to perform PTZ action: %s", err)
|
|
|
|
async def async_run_aux_command(
|
|
self,
|
|
profile: Profile,
|
|
cmd: str,
|
|
) -> None:
|
|
"""Execute a PTZ auxiliary command on the camera."""
|
|
if not self.capabilities.ptz:
|
|
LOGGER.warning("PTZ actions are not supported on device '%s'", self.name)
|
|
return
|
|
|
|
ptz_service = await self.device.create_ptz_service()
|
|
|
|
LOGGER.debug(
|
|
"Running Aux Command | Cmd = %s",
|
|
cmd,
|
|
)
|
|
try:
|
|
req = ptz_service.create_type("SendAuxiliaryCommand")
|
|
req.ProfileToken = profile.token
|
|
req.AuxiliaryData = cmd
|
|
await ptz_service.SendAuxiliaryCommand(req)
|
|
except ONVIFError as err:
|
|
if "Bad Request" in err.reason:
|
|
LOGGER.warning("Device '%s' doesn't support PTZ", self.name)
|
|
else:
|
|
LOGGER.error("Error trying to send PTZ auxiliary command: %s", err)
|
|
|
|
async def async_set_imaging_settings(
|
|
self,
|
|
profile: Profile,
|
|
settings: dict,
|
|
) -> None:
|
|
"""Set an imaging setting on the ONVIF imaging service."""
|
|
# The Imaging Service is defined by ONVIF standard
|
|
# https://www.onvif.org/specs/srv/img/ONVIF-Imaging-Service-Spec-v210.pdf
|
|
if not self.capabilities.imaging:
|
|
LOGGER.warning(
|
|
"The imaging service is not supported on device '%s'", self.name
|
|
)
|
|
return
|
|
|
|
imaging_service = await self.device.create_imaging_service()
|
|
|
|
LOGGER.debug("Setting Imaging Setting | Settings = %s", settings)
|
|
try:
|
|
req = imaging_service.create_type("SetImagingSettings")
|
|
req.VideoSourceToken = profile.video_source_token
|
|
req.ImagingSettings = settings
|
|
await imaging_service.SetImagingSettings(req)
|
|
except ONVIFError as err:
|
|
if "Bad Request" in err.reason:
|
|
LOGGER.warning(
|
|
"Device '%s' doesn't support the Imaging Service", self.name
|
|
)
|
|
else:
|
|
LOGGER.error("Error trying to set Imaging settings: %s", err)
|
|
|
|
|
|
def get_device(
|
|
hass: HomeAssistant,
|
|
host: str,
|
|
port: int,
|
|
username: str | None,
|
|
password: str | None,
|
|
) -> ONVIFCamera:
|
|
"""Get ONVIFCamera instance."""
|
|
return ONVIFCamera(
|
|
host,
|
|
port,
|
|
username,
|
|
password,
|
|
f"{os.path.dirname(onvif.__file__)}/wsdl/",
|
|
no_cache=True,
|
|
)
|