core/homeassistant/components/backup/websocket.py

399 lines
13 KiB
Python

"""Websocket commands for the Backup integration."""
from typing import Any
import voluptuous as vol
from homeassistant.components import websocket_api
from homeassistant.core import HomeAssistant, callback
from homeassistant.helpers import config_validation as cv
from .config import ScheduleState
from .const import DATA_MANAGER, LOGGER
from .manager import (
DecryptOnDowloadNotSupported,
IncorrectPasswordError,
ManagerStateEvent,
)
from .models import Folder
@callback
def async_register_websocket_handlers(hass: HomeAssistant, with_hassio: bool) -> None:
"""Register websocket commands."""
websocket_api.async_register_command(hass, backup_agents_info)
if with_hassio:
websocket_api.async_register_command(hass, handle_backup_end)
websocket_api.async_register_command(hass, handle_backup_start)
websocket_api.async_register_command(hass, handle_details)
websocket_api.async_register_command(hass, handle_info)
websocket_api.async_register_command(hass, handle_can_decrypt_on_download)
websocket_api.async_register_command(hass, handle_create)
websocket_api.async_register_command(hass, handle_create_with_automatic_settings)
websocket_api.async_register_command(hass, handle_delete)
websocket_api.async_register_command(hass, handle_restore)
websocket_api.async_register_command(hass, handle_subscribe_events)
websocket_api.async_register_command(hass, handle_config_info)
websocket_api.async_register_command(hass, handle_config_update)
@websocket_api.require_admin
@websocket_api.websocket_command({vol.Required("type"): "backup/info"})
@websocket_api.async_response
async def handle_info(
hass: HomeAssistant,
connection: websocket_api.ActiveConnection,
msg: dict[str, Any],
) -> None:
"""List all stored backups."""
manager = hass.data[DATA_MANAGER]
backups, agent_errors = await manager.async_get_backups()
connection.send_result(
msg["id"],
{
"agent_errors": {
agent_id: str(err) for agent_id, err in agent_errors.items()
},
"backups": [backup.as_frontend_json() for backup in backups.values()],
"last_attempted_automatic_backup": manager.config.data.last_attempted_automatic_backup,
"last_completed_automatic_backup": manager.config.data.last_completed_automatic_backup,
"next_automatic_backup": manager.config.data.schedule.next_automatic_backup,
},
)
@websocket_api.require_admin
@websocket_api.websocket_command(
{
vol.Required("type"): "backup/details",
vol.Required("backup_id"): str,
}
)
@websocket_api.async_response
async def handle_details(
hass: HomeAssistant,
connection: websocket_api.ActiveConnection,
msg: dict[str, Any],
) -> None:
"""Get backup details for a specific backup."""
backup, agent_errors = await hass.data[DATA_MANAGER].async_get_backup(
msg["backup_id"]
)
connection.send_result(
msg["id"],
{
"agent_errors": {
agent_id: str(err) for agent_id, err in agent_errors.items()
},
"backup": backup.as_frontend_json() if backup else None,
},
)
@websocket_api.require_admin
@websocket_api.websocket_command(
{
vol.Required("type"): "backup/delete",
vol.Required("backup_id"): str,
}
)
@websocket_api.async_response
async def handle_delete(
hass: HomeAssistant,
connection: websocket_api.ActiveConnection,
msg: dict[str, Any],
) -> None:
"""Delete a backup."""
agent_errors = await hass.data[DATA_MANAGER].async_delete_backup(msg["backup_id"])
connection.send_result(
msg["id"],
{
"agent_errors": {
agent_id: str(err) for agent_id, err in agent_errors.items()
}
},
)
@websocket_api.require_admin
@websocket_api.websocket_command(
{
vol.Required("type"): "backup/restore",
vol.Required("backup_id"): str,
vol.Required("agent_id"): str,
vol.Optional("password"): str,
vol.Optional("restore_addons"): [str],
vol.Optional("restore_database", default=True): bool,
vol.Optional("restore_folders"): [vol.Coerce(Folder)],
vol.Optional("restore_homeassistant", default=True): bool,
}
)
@websocket_api.async_response
async def handle_restore(
hass: HomeAssistant,
connection: websocket_api.ActiveConnection,
msg: dict[str, Any],
) -> None:
"""Restore a backup."""
try:
await hass.data[DATA_MANAGER].async_restore_backup(
msg["backup_id"],
agent_id=msg["agent_id"],
password=msg.get("password"),
restore_addons=msg.get("restore_addons"),
restore_database=msg["restore_database"],
restore_folders=msg.get("restore_folders"),
restore_homeassistant=msg["restore_homeassistant"],
)
except IncorrectPasswordError:
connection.send_error(msg["id"], "password_incorrect", "Incorrect password")
else:
connection.send_result(msg["id"])
@websocket_api.require_admin
@websocket_api.websocket_command(
{
vol.Required("type"): "backup/can_decrypt_on_download",
vol.Required("backup_id"): str,
vol.Required("agent_id"): str,
vol.Required("password"): str,
}
)
@websocket_api.async_response
async def handle_can_decrypt_on_download(
hass: HomeAssistant,
connection: websocket_api.ActiveConnection,
msg: dict[str, Any],
) -> None:
"""Check if the supplied password is correct."""
try:
await hass.data[DATA_MANAGER].async_can_decrypt_on_download(
msg["backup_id"],
agent_id=msg["agent_id"],
password=msg.get("password"),
)
except IncorrectPasswordError:
connection.send_error(msg["id"], "password_incorrect", "Incorrect password")
except DecryptOnDowloadNotSupported:
connection.send_error(
msg["id"], "decrypt_not_supported", "Decrypt on download not supported"
)
else:
connection.send_result(msg["id"])
@websocket_api.require_admin
@websocket_api.websocket_command(
{
vol.Required("type"): "backup/generate",
vol.Required("agent_ids"): [str],
vol.Optional("include_addons"): [str],
vol.Optional("include_all_addons", default=False): bool,
vol.Optional("include_database", default=True): bool,
vol.Optional("include_folders"): [vol.Coerce(Folder)],
vol.Optional("include_homeassistant", default=True): bool,
vol.Optional("name"): str,
vol.Optional("password"): str,
}
)
@websocket_api.async_response
async def handle_create(
hass: HomeAssistant,
connection: websocket_api.ActiveConnection,
msg: dict[str, Any],
) -> None:
"""Generate a backup."""
backup = await hass.data[DATA_MANAGER].async_initiate_backup(
agent_ids=msg["agent_ids"],
include_addons=msg.get("include_addons"),
include_all_addons=msg["include_all_addons"],
include_database=msg["include_database"],
include_folders=msg.get("include_folders"),
include_homeassistant=msg["include_homeassistant"],
name=msg.get("name"),
password=msg.get("password"),
)
connection.send_result(msg["id"], backup)
@websocket_api.require_admin
@websocket_api.websocket_command(
{
vol.Required("type"): "backup/generate_with_automatic_settings",
}
)
@websocket_api.async_response
async def handle_create_with_automatic_settings(
hass: HomeAssistant,
connection: websocket_api.ActiveConnection,
msg: dict[str, Any],
) -> None:
"""Generate a backup with stored settings."""
config_data = hass.data[DATA_MANAGER].config.data
backup = await hass.data[DATA_MANAGER].async_initiate_backup(
agent_ids=config_data.create_backup.agent_ids,
include_addons=config_data.create_backup.include_addons,
include_all_addons=config_data.create_backup.include_all_addons,
include_database=config_data.create_backup.include_database,
include_folders=config_data.create_backup.include_folders,
include_homeassistant=True, # always include HA
name=config_data.create_backup.name,
password=config_data.create_backup.password,
with_automatic_settings=True,
)
connection.send_result(msg["id"], backup)
@websocket_api.ws_require_user(only_supervisor=True)
@websocket_api.websocket_command({vol.Required("type"): "backup/start"})
@websocket_api.async_response
async def handle_backup_start(
hass: HomeAssistant,
connection: websocket_api.ActiveConnection,
msg: dict[str, Any],
) -> None:
"""Backup start notification."""
manager = hass.data[DATA_MANAGER]
LOGGER.debug("Backup start notification")
try:
await manager.async_pre_backup_actions()
except Exception as err: # noqa: BLE001
connection.send_error(msg["id"], "pre_backup_actions_failed", str(err))
return
connection.send_result(msg["id"])
@websocket_api.ws_require_user(only_supervisor=True)
@websocket_api.websocket_command({vol.Required("type"): "backup/end"})
@websocket_api.async_response
async def handle_backup_end(
hass: HomeAssistant,
connection: websocket_api.ActiveConnection,
msg: dict[str, Any],
) -> None:
"""Backup end notification."""
manager = hass.data[DATA_MANAGER]
LOGGER.debug("Backup end notification")
try:
await manager.async_post_backup_actions()
except Exception as err: # noqa: BLE001
connection.send_error(msg["id"], "post_backup_actions_failed", str(err))
return
connection.send_result(msg["id"])
@websocket_api.require_admin
@websocket_api.websocket_command({vol.Required("type"): "backup/agents/info"})
@websocket_api.async_response
async def backup_agents_info(
hass: HomeAssistant,
connection: websocket_api.ActiveConnection,
msg: dict[str, Any],
) -> None:
"""Return backup agents info."""
manager = hass.data[DATA_MANAGER]
connection.send_result(
msg["id"],
{
"agents": [{"agent_id": agent_id} for agent_id in manager.backup_agents],
},
)
@websocket_api.require_admin
@websocket_api.websocket_command({vol.Required("type"): "backup/config/info"})
@websocket_api.async_response
async def handle_config_info(
hass: HomeAssistant,
connection: websocket_api.ActiveConnection,
msg: dict[str, Any],
) -> None:
"""Send the stored backup config."""
manager = hass.data[DATA_MANAGER]
connection.send_result(
msg["id"],
{
"config": manager.config.data.to_dict()
| {
"next_automatic_backup": manager.config.data.schedule.next_automatic_backup
},
},
)
@websocket_api.require_admin
@websocket_api.websocket_command(
{
vol.Required("type"): "backup/config/update",
vol.Optional("create_backup"): vol.Schema(
{
vol.Optional("agent_ids"): vol.All([str], vol.Unique()),
vol.Optional("include_addons"): vol.Any(
vol.All([str], vol.Unique()), None
),
vol.Optional("include_all_addons"): bool,
vol.Optional("include_database"): bool,
vol.Optional("include_folders"): vol.Any(
vol.All([vol.Coerce(Folder)], vol.Unique()), None
),
vol.Optional("name"): vol.Any(str, None),
vol.Optional("password"): vol.Any(str, None),
},
),
vol.Optional("retention"): vol.Schema(
{
vol.Optional("copies"): vol.Any(int, None),
vol.Optional("days"): vol.Any(int, None),
},
),
vol.Optional("schedule"): vol.Schema(
{
vol.Optional("state"): vol.All(str, vol.Coerce(ScheduleState)),
vol.Optional("time"): vol.Any(cv.time, None),
}
),
}
)
@websocket_api.async_response
async def handle_config_update(
hass: HomeAssistant,
connection: websocket_api.ActiveConnection,
msg: dict[str, Any],
) -> None:
"""Update the stored backup config."""
manager = hass.data[DATA_MANAGER]
changes = dict(msg)
changes.pop("id")
changes.pop("type")
await manager.config.update(**changes)
connection.send_result(msg["id"])
@websocket_api.require_admin
@websocket_api.websocket_command({vol.Required("type"): "backup/subscribe_events"})
@websocket_api.async_response
async def handle_subscribe_events(
hass: HomeAssistant,
connection: websocket_api.ActiveConnection,
msg: dict[str, Any],
) -> None:
"""Subscribe to backup events."""
def on_event(event: ManagerStateEvent) -> None:
connection.send_message(websocket_api.event_message(msg["id"], event))
manager = hass.data[DATA_MANAGER]
on_event(manager.last_event)
connection.subscriptions[msg["id"]] = manager.async_subscribe_events(on_event)
connection.send_result(msg["id"])