core/homeassistant/components/huawei_lte/config_flow.py

289 lines
11 KiB
Python

"""Config flow for the Huawei LTE platform."""
from collections import OrderedDict
import logging
from typing import Optional
from urllib.parse import urlparse
from huawei_lte_api.AuthorizedConnection import AuthorizedConnection
from huawei_lte_api.Client import Client
from huawei_lte_api.Connection import Connection
from huawei_lte_api.exceptions import (
LoginErrorPasswordWrongException,
LoginErrorUsernamePasswordOverrunException,
LoginErrorUsernamePasswordWrongException,
LoginErrorUsernameWrongException,
ResponseErrorException,
)
from requests.exceptions import Timeout
from url_normalize import url_normalize
import voluptuous as vol
from homeassistant import config_entries
from homeassistant.components import ssdp
from homeassistant.const import (
CONF_NAME,
CONF_PASSWORD,
CONF_RECIPIENT,
CONF_URL,
CONF_USERNAME,
)
from homeassistant.core import callback
# see https://github.com/PyCQA/pylint/issues/3202 about the DOMAIN's pylint issue
from .const import CONNECTION_TIMEOUT, DEFAULT_DEVICE_NAME, DEFAULT_NOTIFY_SERVICE_NAME
from .const import DOMAIN # pylint: disable=unused-import
_LOGGER = logging.getLogger(__name__)
class ConfigFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
"""Handle Huawei LTE config flow."""
VERSION = 2
CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_POLL
@staticmethod
@callback
def async_get_options_flow(config_entry):
"""Get options flow."""
return OptionsFlowHandler(config_entry)
async def _async_show_user_form(self, user_input=None, errors=None):
if user_input is None:
user_input = {}
return self.async_show_form(
step_id="user",
data_schema=vol.Schema(
OrderedDict(
(
(
vol.Required(
CONF_URL,
default=user_input.get(
CONF_URL,
# https://github.com/PyCQA/pylint/issues/3167
self.context.get( # pylint: disable=no-member
CONF_URL, ""
),
),
),
str,
),
(
vol.Optional(
CONF_USERNAME, default=user_input.get(CONF_USERNAME, "")
),
str,
),
(
vol.Optional(
CONF_PASSWORD, default=user_input.get(CONF_PASSWORD, "")
),
str,
),
)
)
),
errors=errors or {},
)
async def async_step_import(self, user_input=None):
"""Handle import initiated config flow."""
return await self.async_step_user(user_input)
def _already_configured(self, user_input):
"""See if we already have a router matching user input configured."""
existing_urls = {
url_normalize(entry.data[CONF_URL], default_scheme="http")
for entry in self._async_current_entries()
}
return user_input[CONF_URL] in existing_urls
async def async_step_user(self, user_input=None):
"""Handle user initiated config flow."""
if user_input is None:
return await self._async_show_user_form()
errors = {}
# Normalize URL
user_input[CONF_URL] = url_normalize(
user_input[CONF_URL], default_scheme="http"
)
if "://" not in user_input[CONF_URL]:
errors[CONF_URL] = "invalid_url"
return await self._async_show_user_form(
user_input=user_input, errors=errors
)
if self._already_configured(user_input):
return self.async_abort(reason="already_configured")
conn = None
def logout():
if hasattr(conn, "user"):
try:
conn.user.logout()
except Exception: # pylint: disable=broad-except
_LOGGER.debug("Could not logout", exc_info=True)
def try_connect(username: Optional[str], password: Optional[str]) -> Connection:
"""Try connecting with given credentials."""
if username or password:
conn = AuthorizedConnection(
user_input[CONF_URL],
username=username,
password=password,
timeout=CONNECTION_TIMEOUT,
)
else:
try:
conn = AuthorizedConnection(
user_input[CONF_URL],
username="",
password="",
timeout=CONNECTION_TIMEOUT,
)
user_input[CONF_USERNAME] = ""
user_input[CONF_PASSWORD] = ""
except ResponseErrorException:
_LOGGER.debug(
"Could not login with empty credentials, proceeding unauthenticated",
exc_info=True,
)
conn = Connection(user_input[CONF_URL], timeout=CONNECTION_TIMEOUT)
del user_input[CONF_USERNAME]
del user_input[CONF_PASSWORD]
return conn
def get_router_title(conn: Connection) -> str:
"""Get title for router."""
title = None
client = Client(conn)
try:
info = client.device.basic_information()
except Exception: # pylint: disable=broad-except
_LOGGER.debug("Could not get device.basic_information", exc_info=True)
else:
title = info.get("devicename")
if not title:
try:
info = client.device.information()
except Exception: # pylint: disable=broad-except
_LOGGER.debug("Could not get device.information", exc_info=True)
else:
title = info.get("DeviceName")
return title or DEFAULT_DEVICE_NAME
username = user_input.get(CONF_USERNAME)
password = user_input.get(CONF_PASSWORD)
try:
conn = await self.hass.async_add_executor_job(
try_connect, username, password
)
except LoginErrorUsernameWrongException:
errors[CONF_USERNAME] = "incorrect_username"
except LoginErrorPasswordWrongException:
errors[CONF_PASSWORD] = "incorrect_password"
except LoginErrorUsernamePasswordWrongException:
errors[CONF_USERNAME] = "incorrect_username_or_password"
except LoginErrorUsernamePasswordOverrunException:
errors["base"] = "login_attempts_exceeded"
except ResponseErrorException:
_LOGGER.warning("Response error", exc_info=True)
errors["base"] = "response_error"
except Timeout:
_LOGGER.warning("Connection timeout", exc_info=True)
errors[CONF_URL] = "connection_timeout"
except Exception: # pylint: disable=broad-except
_LOGGER.warning("Unknown error connecting to device", exc_info=True)
errors[CONF_URL] = "unknown_connection_error"
if errors:
await self.hass.async_add_executor_job(logout)
return await self._async_show_user_form(
user_input=user_input, errors=errors
)
# pylint: disable=no-member
title = self.context.get("title_placeholders", {}).get(
CONF_NAME
) or await self.hass.async_add_executor_job(get_router_title, conn)
await self.hass.async_add_executor_job(logout)
return self.async_create_entry(title=title, data=user_input)
async def async_step_ssdp(self, discovery_info):
"""Handle SSDP initiated config flow."""
await self.async_set_unique_id(discovery_info[ssdp.ATTR_UPNP_UDN])
self._abort_if_unique_id_configured()
# Attempt to distinguish from other non-LTE Huawei router devices, at least
# some ones we are interested in have "Mobile Wi-Fi" friendlyName.
if "mobile" not in discovery_info.get(ssdp.ATTR_UPNP_FRIENDLY_NAME, "").lower():
return self.async_abort(reason="not_huawei_lte")
# https://github.com/PyCQA/pylint/issues/3167
url = self.context[CONF_URL] = url_normalize( # pylint: disable=no-member
discovery_info.get(
ssdp.ATTR_UPNP_PRESENTATION_URL,
f"http://{urlparse(discovery_info[ssdp.ATTR_SSDP_LOCATION]).hostname}/",
)
)
if any(
url == flow["context"].get(CONF_URL) for flow in self._async_in_progress()
):
return self.async_abort(reason="already_in_progress")
user_input = {CONF_URL: url}
if self._already_configured(user_input):
return self.async_abort(reason="already_configured")
# pylint: disable=no-member
self.context["title_placeholders"] = {
CONF_NAME: discovery_info.get(ssdp.ATTR_UPNP_FRIENDLY_NAME)
}
return await self._async_show_user_form(user_input)
class OptionsFlowHandler(config_entries.OptionsFlow):
"""Huawei LTE options flow."""
def __init__(self, config_entry: config_entries.ConfigEntry):
"""Initialize options flow."""
self.config_entry = config_entry
async def async_step_init(self, user_input=None):
"""Handle options flow."""
# Recipients are persisted as a list, but handled as comma separated string in UI
if user_input is not None:
# Preserve existing options, for example *_from_yaml markers
data = {**self.config_entry.options, **user_input}
if not isinstance(data[CONF_RECIPIENT], list):
data[CONF_RECIPIENT] = [
x.strip() for x in data[CONF_RECIPIENT].split(",")
]
return self.async_create_entry(title="", data=data)
data_schema = vol.Schema(
{
vol.Optional(
CONF_NAME,
default=self.config_entry.options.get(
CONF_NAME, DEFAULT_NOTIFY_SERVICE_NAME
),
): str,
vol.Optional(
CONF_RECIPIENT,
default=", ".join(
self.config_entry.options.get(CONF_RECIPIENT, [])
),
): str,
}
)
return self.async_show_form(step_id="init", data_schema=data_schema)