128 lines
3.8 KiB
Python
128 lines
3.8 KiB
Python
"""Support for Ebusd daemon for communication with eBUS heating systems."""
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from datetime import timedelta
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import logging
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import socket
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import ebusdpy
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import voluptuous as vol
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from homeassistant.const import (
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CONF_HOST,
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CONF_MONITORED_CONDITIONS,
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CONF_NAME,
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CONF_PORT,
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)
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import homeassistant.helpers.config_validation as cv
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from homeassistant.helpers.discovery import load_platform
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from homeassistant.util import Throttle
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from .const import DOMAIN, SENSOR_TYPES
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_LOGGER = logging.getLogger(__name__)
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DEFAULT_NAME = "ebusd"
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DEFAULT_PORT = 8888
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CONF_CIRCUIT = "circuit"
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CACHE_TTL = 900
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SERVICE_EBUSD_WRITE = "ebusd_write"
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MIN_TIME_BETWEEN_UPDATES = timedelta(seconds=15)
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def verify_ebusd_config(config):
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"""Verify eBusd config."""
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circuit = config[CONF_CIRCUIT]
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for condition in config[CONF_MONITORED_CONDITIONS]:
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if condition not in SENSOR_TYPES[circuit]:
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raise vol.Invalid(f"Condition '{condition}' not in '{circuit}'.")
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return config
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CONFIG_SCHEMA = vol.Schema(
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{
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DOMAIN: vol.Schema(
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vol.All(
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{
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vol.Required(CONF_CIRCUIT): cv.string,
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vol.Required(CONF_HOST): cv.string,
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vol.Optional(CONF_PORT, default=DEFAULT_PORT): cv.port,
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vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
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vol.Optional(CONF_MONITORED_CONDITIONS, default=[]): cv.ensure_list,
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},
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verify_ebusd_config,
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)
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)
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},
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extra=vol.ALLOW_EXTRA,
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)
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def setup(hass, config):
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"""Set up the eBusd component."""
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conf = config[DOMAIN]
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name = conf[CONF_NAME]
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circuit = conf[CONF_CIRCUIT]
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monitored_conditions = conf.get(CONF_MONITORED_CONDITIONS)
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server_address = (conf.get(CONF_HOST), conf.get(CONF_PORT))
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try:
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_LOGGER.debug("Ebusd integration setup started")
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ebusdpy.init(server_address)
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hass.data[DOMAIN] = EbusdData(server_address, circuit)
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sensor_config = {
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CONF_MONITORED_CONDITIONS: monitored_conditions,
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"client_name": name,
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"sensor_types": SENSOR_TYPES[circuit],
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}
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load_platform(hass, "sensor", DOMAIN, sensor_config, config)
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hass.services.register(DOMAIN, SERVICE_EBUSD_WRITE, hass.data[DOMAIN].write)
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_LOGGER.debug("Ebusd integration setup completed")
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return True
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except (socket.timeout, OSError):
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return False
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class EbusdData:
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"""Get the latest data from Ebusd."""
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def __init__(self, address, circuit):
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"""Initialize the data object."""
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self._circuit = circuit
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self._address = address
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self.value = {}
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@Throttle(MIN_TIME_BETWEEN_UPDATES)
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def update(self, name, stype):
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"""Call the Ebusd API to update the data."""
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try:
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_LOGGER.debug("Opening socket to ebusd %s", name)
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command_result = ebusdpy.read(
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self._address, self._circuit, name, stype, CACHE_TTL
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)
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if command_result is not None:
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if "ERR:" in command_result:
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_LOGGER.warning(command_result)
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else:
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self.value[name] = command_result
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except RuntimeError as err:
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_LOGGER.error(err)
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raise RuntimeError(err)
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def write(self, call):
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"""Call write methon on ebusd."""
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name = call.data.get("name")
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value = call.data.get("value")
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try:
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_LOGGER.debug("Opening socket to ebusd %s", name)
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command_result = ebusdpy.write(self._address, self._circuit, name, value)
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if command_result is not None:
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if "done" not in command_result:
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_LOGGER.warning("Write command failed: %s", name)
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except RuntimeError as err:
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_LOGGER.error(err)
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