Files
core/homeassistant/components/portainer/switch.py
2025-10-03 22:36:55 +02:00

142 lines
4.7 KiB
Python

"""Switch platform for Portainer containers."""
from __future__ import annotations
from collections.abc import Callable, Coroutine
from dataclasses import dataclass
from typing import Any
from pyportainer import Portainer
from pyportainer.exceptions import (
PortainerAuthenticationError,
PortainerConnectionError,
PortainerTimeoutError,
)
from pyportainer.models.docker import DockerContainer
from homeassistant.components.switch import (
SwitchDeviceClass,
SwitchEntity,
SwitchEntityDescription,
)
from homeassistant.core import HomeAssistant
from homeassistant.exceptions import HomeAssistantError
from homeassistant.helpers.entity_platform import AddConfigEntryEntitiesCallback
from . import PortainerConfigEntry
from .const import DOMAIN
from .coordinator import PortainerCoordinator
from .entity import PortainerContainerEntity, PortainerCoordinatorData
@dataclass(frozen=True, kw_only=True)
class PortainerSwitchEntityDescription(SwitchEntityDescription):
"""Class to hold Portainer switch description."""
is_on_fn: Callable[[DockerContainer], bool | None]
turn_on_fn: Callable[[str, Portainer, int, str], Coroutine[Any, Any, None]]
turn_off_fn: Callable[[str, Portainer, int, str], Coroutine[Any, Any, None]]
async def perform_action(
action: str, portainer: Portainer, endpoint_id: int, container_id: str
) -> None:
"""Stop a container."""
try:
if action == "start":
await portainer.start_container(endpoint_id, container_id)
elif action == "stop":
await portainer.stop_container(endpoint_id, container_id)
except PortainerAuthenticationError as err:
raise HomeAssistantError(
translation_domain=DOMAIN,
translation_key="invalid_auth",
translation_placeholders={"error": repr(err)},
) from err
except PortainerConnectionError as err:
raise HomeAssistantError(
translation_domain=DOMAIN,
translation_key="cannot_connect",
translation_placeholders={"error": repr(err)},
) from err
except PortainerTimeoutError as err:
raise HomeAssistantError(
translation_domain=DOMAIN,
translation_key="timeout_connect",
translation_placeholders={"error": repr(err)},
) from err
SWITCHES: tuple[PortainerSwitchEntityDescription, ...] = (
PortainerSwitchEntityDescription(
key="container",
translation_key="container",
device_class=SwitchDeviceClass.SWITCH,
is_on_fn=lambda data: data.state == "running",
turn_on_fn=perform_action,
turn_off_fn=perform_action,
),
)
async def async_setup_entry(
hass: HomeAssistant,
entry: PortainerConfigEntry,
async_add_entities: AddConfigEntryEntitiesCallback,
) -> None:
"""Set up Portainer switch sensors."""
coordinator = entry.runtime_data
async_add_entities(
PortainerContainerSwitch(
coordinator=coordinator,
entity_description=entity_description,
device_info=container,
via_device=endpoint,
)
for endpoint in coordinator.data.values()
for container in endpoint.containers.values()
for entity_description in SWITCHES
)
class PortainerContainerSwitch(PortainerContainerEntity, SwitchEntity):
"""Representation of a Portainer container switch."""
entity_description: PortainerSwitchEntityDescription
def __init__(
self,
coordinator: PortainerCoordinator,
entity_description: PortainerSwitchEntityDescription,
device_info: DockerContainer,
via_device: PortainerCoordinatorData,
) -> None:
"""Initialize the Portainer container switch."""
self.entity_description = entity_description
super().__init__(device_info, coordinator, via_device)
self._attr_unique_id = f"{coordinator.config_entry.entry_id}_{self.device_name}_{entity_description.key}"
@property
def is_on(self) -> bool | None:
"""Return the state of the device."""
return self.entity_description.is_on_fn(
self.coordinator.data[self.endpoint_id].containers[self.device_id]
)
async def async_turn_on(self, **kwargs: Any) -> None:
"""Start (turn on) the container."""
await self.entity_description.turn_on_fn(
"start", self.coordinator.portainer, self.endpoint_id, self.device_id
)
await self.coordinator.async_request_refresh()
async def async_turn_off(self, **kwargs: Any) -> None:
"""Stop (turn off) the container."""
await self.entity_description.turn_off_fn(
"stop", self.coordinator.portainer, self.endpoint_id, self.device_id
)
await self.coordinator.async_request_refresh()