core/homeassistant/components/namecheapdns/__init__.py

74 lines
2.1 KiB
Python

"""Support for namecheap DNS services."""
from datetime import timedelta
import logging
import defusedxml.ElementTree as ET
import voluptuous as vol
from homeassistant.const import CONF_DOMAIN, CONF_HOST, CONF_PASSWORD
from homeassistant.core import HomeAssistant
from homeassistant.helpers.aiohttp_client import async_get_clientsession
import homeassistant.helpers.config_validation as cv
from homeassistant.helpers.event import async_track_time_interval
from homeassistant.helpers.typing import ConfigType
_LOGGER = logging.getLogger(__name__)
DOMAIN = "namecheapdns"
INTERVAL = timedelta(minutes=5)
UPDATE_URL = "https://dynamicdns.park-your-domain.com/update"
CONFIG_SCHEMA = vol.Schema(
{
DOMAIN: vol.Schema(
{
vol.Required(CONF_DOMAIN): cv.string,
vol.Required(CONF_PASSWORD): cv.string,
vol.Optional(CONF_HOST, default="@"): cv.string,
}
)
},
extra=vol.ALLOW_EXTRA,
)
async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
"""Initialize the namecheap DNS component."""
host = config[DOMAIN][CONF_HOST]
domain = config[DOMAIN][CONF_DOMAIN]
password = config[DOMAIN][CONF_PASSWORD]
session = async_get_clientsession(hass)
result = await _update_namecheapdns(session, host, domain, password)
if not result:
return False
async def update_domain_interval(now):
"""Update the namecheap DNS entry."""
await _update_namecheapdns(session, host, domain, password)
async_track_time_interval(hass, update_domain_interval, INTERVAL)
return result
async def _update_namecheapdns(session, host, domain, password):
"""Update namecheap DNS entry."""
params = {"host": host, "domain": domain, "password": password}
resp = await session.get(UPDATE_URL, params=params)
xml_string = await resp.text()
root = ET.fromstring(xml_string)
err_count = root.find("ErrCount").text
if int(err_count) != 0:
_LOGGER.warning("Updating namecheap domain failed: %s", domain)
return False
return True