core/homeassistant/components/ebusd/__init__.py

123 lines
3.8 KiB
Python

"""Support for Ebusd daemon for communication with eBUS heating systems."""
import logging
import ebusdpy
import voluptuous as vol
from homeassistant.const import (
CONF_HOST,
CONF_MONITORED_CONDITIONS,
CONF_NAME,
CONF_PORT,
Platform,
)
from homeassistant.core import HomeAssistant, ServiceCall
import homeassistant.helpers.config_validation as cv
from homeassistant.helpers.discovery import load_platform
from homeassistant.helpers.typing import ConfigType
from .const import DOMAIN, SENSOR_TYPES
_LOGGER = logging.getLogger(__name__)
DEFAULT_NAME = "ebusd"
DEFAULT_PORT = 8888
CONF_CIRCUIT = "circuit"
CACHE_TTL = 900
SERVICE_EBUSD_WRITE = "ebusd_write"
def verify_ebusd_config(config):
"""Verify eBusd config."""
circuit = config[CONF_CIRCUIT]
for condition in config[CONF_MONITORED_CONDITIONS]:
if condition not in SENSOR_TYPES[circuit]:
raise vol.Invalid(f"Condition '{condition}' not in '{circuit}'.")
return config
CONFIG_SCHEMA = vol.Schema(
{
DOMAIN: vol.Schema(
vol.All(
{
vol.Required(CONF_CIRCUIT): cv.string,
vol.Required(CONF_HOST): cv.string,
vol.Optional(CONF_PORT, default=DEFAULT_PORT): cv.port,
vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
vol.Optional(CONF_MONITORED_CONDITIONS, default=[]): cv.ensure_list,
},
verify_ebusd_config,
)
)
},
extra=vol.ALLOW_EXTRA,
)
def setup(hass: HomeAssistant, config: ConfigType) -> bool:
"""Set up the eBusd component."""
_LOGGER.debug("Integration setup started")
conf = config[DOMAIN]
name = conf[CONF_NAME]
circuit = conf[CONF_CIRCUIT]
monitored_conditions = conf.get(CONF_MONITORED_CONDITIONS)
server_address = (conf.get(CONF_HOST), conf.get(CONF_PORT))
try:
ebusdpy.init(server_address)
except (TimeoutError, OSError):
return False
hass.data[DOMAIN] = EbusdData(server_address, circuit)
sensor_config = {
CONF_MONITORED_CONDITIONS: monitored_conditions,
"client_name": name,
"sensor_types": SENSOR_TYPES[circuit],
}
load_platform(hass, Platform.SENSOR, DOMAIN, sensor_config, config)
hass.services.register(DOMAIN, SERVICE_EBUSD_WRITE, hass.data[DOMAIN].write)
_LOGGER.debug("Ebusd integration setup completed")
return True
class EbusdData:
"""Get the latest data from Ebusd."""
def __init__(self, address, circuit):
"""Initialize the data object."""
self._circuit = circuit
self._address = address
self.value = {}
def update(self, name, stype):
"""Call the Ebusd API to update the data."""
try:
_LOGGER.debug("Opening socket to ebusd %s", name)
command_result = ebusdpy.read(
self._address, self._circuit, name, stype, CACHE_TTL
)
if command_result is not None:
if "ERR:" in command_result:
_LOGGER.warning(command_result)
else:
self.value[name] = command_result
except RuntimeError as err:
_LOGGER.error(err)
raise RuntimeError(err) from err
def write(self, call: ServiceCall) -> None:
"""Call write method on ebusd."""
name = call.data.get("name")
value = call.data.get("value")
try:
_LOGGER.debug("Opening socket to ebusd %s", name)
command_result = ebusdpy.write(self._address, self._circuit, name, value)
if command_result is not None and "done" not in command_result:
_LOGGER.warning("Write command failed: %s", name)
except RuntimeError as err:
_LOGGER.error(err)