109 lines
3.0 KiB
Python
109 lines
3.0 KiB
Python
"""Config flow for roon integration."""
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import asyncio
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import logging
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from roon import RoonApi
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import voluptuous as vol
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from homeassistant import config_entries, core, exceptions
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from homeassistant.const import CONF_API_KEY, CONF_HOST
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from .const import ( # pylint: disable=unused-import
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AUTHENTICATE_TIMEOUT,
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DEFAULT_NAME,
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DOMAIN,
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ROON_APPINFO,
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)
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_LOGGER = logging.getLogger(__name__)
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DATA_SCHEMA = vol.Schema({"host": str})
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TIMEOUT = 120
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class RoonHub:
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"""Interact with roon during config flow."""
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def __init__(self, host):
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"""Initialize."""
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self._host = host
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async def authenticate(self, hass) -> bool:
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"""Test if we can authenticate with the host."""
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token = None
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secs = 0
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roonapi = RoonApi(ROON_APPINFO, None, self._host, blocking_init=False)
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while secs < TIMEOUT:
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token = roonapi.token
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secs += AUTHENTICATE_TIMEOUT
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if token:
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break
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await asyncio.sleep(AUTHENTICATE_TIMEOUT)
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token = roonapi.token
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roonapi.stop()
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return token
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async def authenticate(hass: core.HomeAssistant, host):
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"""Connect and authenticate home assistant."""
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hub = RoonHub(host)
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token = await hub.authenticate(hass)
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if token is None:
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raise InvalidAuth
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return {CONF_HOST: host, CONF_API_KEY: token}
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class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
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"""Handle a config flow for roon."""
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VERSION = 1
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CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_PUSH
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def __init__(self):
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"""Initialize the Roon flow."""
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self._host = None
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async def async_step_user(self, user_input=None):
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"""Handle getting host details from the user."""
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errors = {}
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if user_input is not None:
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self._host = user_input["host"]
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existing = {
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entry.data[CONF_HOST] for entry in self._async_current_entries()
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}
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if self._host in existing:
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errors["base"] = "duplicate_entry"
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return self.async_show_form(step_id="user", errors=errors)
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return await self.async_step_link()
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return self.async_show_form(
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step_id="user", data_schema=DATA_SCHEMA, errors=errors
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)
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async def async_step_link(self, user_input=None):
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"""Handle linking and authenticting with the roon server."""
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errors = {}
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if user_input is not None:
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try:
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info = await authenticate(self.hass, self._host)
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except InvalidAuth:
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errors["base"] = "invalid_auth"
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except Exception: # pylint: disable=broad-except
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_LOGGER.exception("Unexpected exception")
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errors["base"] = "unknown"
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else:
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return self.async_create_entry(title=DEFAULT_NAME, data=info)
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return self.async_show_form(step_id="link", errors=errors)
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class InvalidAuth(exceptions.HomeAssistantError):
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"""Error to indicate there is invalid auth."""
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