mirror of
https://github.com/home-assistant/core.git
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126 lines
3.9 KiB
Python
126 lines
3.9 KiB
Python
"""Config flow for the LibreNMS integration."""
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from collections.abc import Mapping
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import logging
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from typing import Any, override
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from aiolibrenms import Librenms
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from aiolibrenms.const import CONNECT_ERRORS
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from aiolibrenms.exceptions import LibrenmsUnauthenticatedError
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import voluptuous as vol
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from yarl import URL
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from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
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from homeassistant.const import (
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CONF_API_KEY,
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CONF_HOST,
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CONF_PORT,
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CONF_SSL,
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CONF_URL,
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CONF_VERIFY_SSL,
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)
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from homeassistant.core import HomeAssistant
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from homeassistant.exceptions import HomeAssistantError
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from homeassistant.helpers.aiohttp_client import async_get_clientsession
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from homeassistant.helpers.selector import (
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TextSelector,
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TextSelectorConfig,
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TextSelectorType,
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)
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from .const import DEFAULT_VERIFY_SSL, DOMAIN
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class InvalidUrl(HomeAssistantError):
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"""Error to indicate invalid URL."""
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_LOGGER = logging.getLogger(__name__)
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STEP_USER_DATA_SCHEMA = vol.Schema(
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{
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vol.Required(CONF_URL): TextSelector(
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config=TextSelectorConfig(type=TextSelectorType.URL)
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),
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vol.Required(CONF_API_KEY): TextSelector(
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config=TextSelectorConfig(type=TextSelectorType.PASSWORD)
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),
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vol.Required(CONF_VERIFY_SSL, default=DEFAULT_VERIFY_SSL): bool,
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}
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)
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def _parse_url(url: str) -> tuple[str, int, bool]:
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"""Parse the URL and return host, port, and ssl."""
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parsed_url = URL(url)
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if (
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(host := parsed_url.host) is None
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or (port := parsed_url.port) is None
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or (scheme := parsed_url.scheme) is None
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):
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raise InvalidUrl
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return host, port, scheme == "https"
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async def check_connection(
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hass: HomeAssistant, host: str, port: int, ssl: bool, verify_ssl: bool, api_key: str
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) -> None:
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"""Test connection."""
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session = async_get_clientsession(hass, verify_ssl)
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lnms = Librenms(session, api_key, host, port, ssl)
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await lnms.system.async_get_system_info()
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class LibrenmsConfigFlow(ConfigFlow, domain=DOMAIN):
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"""Handle a config flow for LibreNMS."""
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VERSION = 1
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_name: str
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_current_data: Mapping[str, Any]
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@override
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async def async_step_user(
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self, user_input: dict[str, Any] | None = None
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) -> ConfigFlowResult:
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"""Handle the initial step."""
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errors: dict[str, str] = {}
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if user_input is not None:
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try:
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(host, port, ssl) = _parse_url(user_input[CONF_URL])
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except InvalidUrl:
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errors[CONF_URL] = "invalid_url"
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else:
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self._async_abort_entries_match({CONF_HOST: host, CONF_PORT: port})
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try:
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await check_connection(
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self.hass,
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host,
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port,
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ssl,
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user_input[CONF_VERIFY_SSL],
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user_input[CONF_API_KEY],
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)
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except LibrenmsUnauthenticatedError:
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errors["base"] = "invalid_auth"
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except CONNECT_ERRORS:
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errors["base"] = "cannot_connect"
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except Exception:
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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(
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title=host,
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data={
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CONF_HOST: host,
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CONF_PORT: port,
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CONF_SSL: ssl,
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CONF_VERIFY_SSL: user_input[CONF_VERIFY_SSL],
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CONF_API_KEY: user_input[CONF_API_KEY],
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},
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)
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return self.async_show_form(
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step_id="user", data_schema=STEP_USER_DATA_SCHEMA, errors=errors
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)
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