core/homeassistant/components/shelly/config_flow.py

271 lines
9.6 KiB
Python

"""Config flow for Shelly integration."""
from __future__ import annotations
import asyncio
from http import HTTPStatus
from typing import Any, Final
import aiohttp
import aioshelly
from aioshelly.block_device import BlockDevice
from aioshelly.rpc_device import RpcDevice
import async_timeout
import voluptuous as vol
from homeassistant import config_entries
from homeassistant.components import zeroconf
from homeassistant.const import CONF_HOST, CONF_PASSWORD, CONF_USERNAME
from homeassistant.core import HomeAssistant
from homeassistant.data_entry_flow import FlowResult
from homeassistant.helpers import aiohttp_client
from .const import AIOSHELLY_DEVICE_TIMEOUT_SEC, CONF_SLEEP_PERIOD, DOMAIN, LOGGER
from .utils import (
get_block_device_name,
get_block_device_sleep_period,
get_coap_context,
get_info_auth,
get_info_gen,
get_model_name,
get_rpc_device_name,
)
HOST_SCHEMA: Final = vol.Schema({vol.Required(CONF_HOST): str})
HTTP_CONNECT_ERRORS: Final = (asyncio.TimeoutError, aiohttp.ClientError)
async def validate_input(
hass: HomeAssistant,
host: str,
info: dict[str, Any],
data: dict[str, Any],
) -> dict[str, Any]:
"""Validate the user input allows us to connect.
Data has the keys from HOST_SCHEMA with values provided by the user.
"""
options = aioshelly.common.ConnectionOptions(
host,
data.get(CONF_USERNAME),
data.get(CONF_PASSWORD),
)
async with async_timeout.timeout(AIOSHELLY_DEVICE_TIMEOUT_SEC):
if get_info_gen(info) == 2:
rpc_device = await RpcDevice.create(
aiohttp_client.async_get_clientsession(hass),
options,
)
await rpc_device.shutdown()
assert rpc_device.shelly
return {
"title": get_rpc_device_name(rpc_device),
CONF_SLEEP_PERIOD: 0,
"model": rpc_device.shelly.get("model"),
"gen": 2,
}
# Gen1
coap_context = await get_coap_context(hass)
block_device = await BlockDevice.create(
aiohttp_client.async_get_clientsession(hass),
coap_context,
options,
)
block_device.shutdown()
return {
"title": get_block_device_name(block_device),
CONF_SLEEP_PERIOD: get_block_device_sleep_period(block_device.settings),
"model": block_device.model,
"gen": 1,
}
class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
"""Handle a config flow for Shelly."""
VERSION = 1
host: str = ""
info: dict[str, Any] = {}
device_info: dict[str, Any] = {}
async def async_step_user(
self, user_input: dict[str, Any] | None = None
) -> FlowResult:
"""Handle the initial step."""
errors: dict[str, str] = {}
if user_input is not None:
host: str = user_input[CONF_HOST]
try:
self.info = await self._async_get_info(host)
except HTTP_CONNECT_ERRORS:
errors["base"] = "cannot_connect"
except aioshelly.exceptions.FirmwareUnsupported:
return self.async_abort(reason="unsupported_firmware")
except Exception: # pylint: disable=broad-except
LOGGER.exception("Unexpected exception")
errors["base"] = "unknown"
else:
await self.async_set_unique_id(self.info["mac"])
self._abort_if_unique_id_configured({CONF_HOST: host})
self.host = host
if get_info_auth(self.info):
return await self.async_step_credentials()
try:
device_info = await validate_input(
self.hass, self.host, self.info, {}
)
except HTTP_CONNECT_ERRORS:
errors["base"] = "cannot_connect"
except Exception: # pylint: disable=broad-except
LOGGER.exception("Unexpected exception")
errors["base"] = "unknown"
else:
if device_info["model"]:
return self.async_create_entry(
title=device_info["title"],
data={
**user_input,
CONF_SLEEP_PERIOD: device_info[CONF_SLEEP_PERIOD],
"model": device_info["model"],
"gen": device_info["gen"],
},
)
errors["base"] = "firmware_not_fully_provisioned"
return self.async_show_form(
step_id="user", data_schema=HOST_SCHEMA, errors=errors
)
async def async_step_credentials(
self, user_input: dict[str, Any] | None = None
) -> FlowResult:
"""Handle the credentials step."""
errors: dict[str, str] = {}
if user_input is not None:
if get_info_gen(self.info) == 2:
user_input[CONF_USERNAME] = "admin"
try:
device_info = await validate_input(
self.hass, self.host, self.info, user_input
)
except aiohttp.ClientResponseError as error:
if error.status == HTTPStatus.UNAUTHORIZED:
errors["base"] = "invalid_auth"
else:
errors["base"] = "cannot_connect"
except aioshelly.exceptions.InvalidAuthError:
errors["base"] = "invalid_auth"
except HTTP_CONNECT_ERRORS:
errors["base"] = "cannot_connect"
except aioshelly.exceptions.JSONRPCError:
errors["base"] = "cannot_connect"
except Exception: # pylint: disable=broad-except
LOGGER.exception("Unexpected exception")
errors["base"] = "unknown"
else:
if device_info["model"]:
return self.async_create_entry(
title=device_info["title"],
data={
**user_input,
CONF_HOST: self.host,
CONF_SLEEP_PERIOD: device_info[CONF_SLEEP_PERIOD],
"model": device_info["model"],
"gen": device_info["gen"],
},
)
errors["base"] = "firmware_not_fully_provisioned"
else:
user_input = {}
if get_info_gen(self.info) == 2:
schema = {
vol.Required(CONF_PASSWORD, default=user_input.get(CONF_PASSWORD)): str,
}
else:
schema = {
vol.Required(CONF_USERNAME, default=user_input.get(CONF_USERNAME)): str,
vol.Required(CONF_PASSWORD, default=user_input.get(CONF_PASSWORD)): str,
}
return self.async_show_form(
step_id="credentials", data_schema=vol.Schema(schema), errors=errors
)
async def async_step_zeroconf(
self, discovery_info: zeroconf.ZeroconfServiceInfo
) -> FlowResult:
"""Handle zeroconf discovery."""
host = discovery_info.host
try:
self.info = await self._async_get_info(host)
except HTTP_CONNECT_ERRORS:
return self.async_abort(reason="cannot_connect")
except aioshelly.exceptions.FirmwareUnsupported:
return self.async_abort(reason="unsupported_firmware")
await self.async_set_unique_id(self.info["mac"])
self._abort_if_unique_id_configured({CONF_HOST: host})
self.host = host
self.context.update(
{
"title_placeholders": {"name": discovery_info.name.split(".")[0]},
"configuration_url": f"http://{discovery_info.host}",
}
)
if get_info_auth(self.info):
return await self.async_step_credentials()
try:
self.device_info = await validate_input(self.hass, self.host, self.info, {})
except HTTP_CONNECT_ERRORS:
return self.async_abort(reason="cannot_connect")
return await self.async_step_confirm_discovery()
async def async_step_confirm_discovery(
self, user_input: dict[str, Any] | None = None
) -> FlowResult:
"""Handle discovery confirm."""
errors: dict[str, str] = {}
if not self.device_info["model"]:
errors["base"] = "firmware_not_fully_provisioned"
model = "Shelly"
else:
model = get_model_name(self.info)
if user_input is not None:
return self.async_create_entry(
title=self.device_info["title"],
data={
"host": self.host,
CONF_SLEEP_PERIOD: self.device_info[CONF_SLEEP_PERIOD],
"model": self.device_info["model"],
"gen": self.device_info["gen"],
},
)
self._set_confirm_only()
return self.async_show_form(
step_id="confirm_discovery",
description_placeholders={
"model": model,
"host": self.host,
},
errors=errors,
)
async def _async_get_info(self, host: str) -> dict[str, Any]:
"""Get info from shelly device."""
async with async_timeout.timeout(AIOSHELLY_DEVICE_TIMEOUT_SEC):
return await aioshelly.common.get_info(
aiohttp_client.async_get_clientsession(self.hass), host
)