hass-core/tests/components/backup/test_manager.py

654 lines
20 KiB
Python

"""Tests for the Backup integration."""
from __future__ import annotations
import asyncio
from typing import Any
from unittest.mock import ANY, AsyncMock, MagicMock, Mock, call, mock_open, patch
import aiohttp
from multidict import CIMultiDict, CIMultiDictProxy
import pytest
from homeassistant.components.backup import (
BackupAgentPlatformProtocol,
BackupManager,
BackupPlatformProtocol,
BackupUploadMetadata,
)
from homeassistant.components.backup.manager import BackupProgress
from homeassistant.core import HomeAssistant
from homeassistant.exceptions import HomeAssistantError
from homeassistant.setup import async_setup_component
from .common import TEST_BACKUP, BackupAgentTest
from tests.common import MockPlatform, mock_platform
_EXPECTED_FILES_WITH_DATABASE = {
True: ["test.txt", ".storage", "home-assistant_v2.db"],
False: ["test.txt", ".storage"],
}
async def _mock_backup_generation(
hass: HomeAssistant,
manager: BackupManager,
mocked_json_bytes: Mock,
mocked_tarfile: Mock,
*,
database_included: bool = True,
name: str | None = "Core 2025.1.0",
password: str | None = None,
) -> None:
"""Mock backup generator."""
progress: list[BackupProgress] = []
def on_progress(_progress: BackupProgress) -> None:
"""Mock progress callback."""
progress.append(_progress)
assert manager.backup_task is None
await manager.async_create_backup(
addons_included=[],
database_included=database_included,
folders_included=[],
name=name,
on_progress=on_progress,
password=password,
)
assert manager.backup_task is not None
assert progress == []
backup = await manager.backup_task
assert progress == [BackupProgress(done=True, stage=None, success=True)]
assert mocked_json_bytes.call_count == 1
backup_json_dict = mocked_json_bytes.call_args[0][0]
assert isinstance(backup_json_dict, dict)
assert backup_json_dict == {
"compressed": True,
"date": ANY,
"folders": ["homeassistant"],
"homeassistant": {
"exclude_database": not database_included,
"version": "2025.1.0",
},
"name": name,
"protected": bool(password),
"slug": ANY,
"type": "partial",
}
assert manager.backup_dir.as_posix() in str(mocked_tarfile.call_args_list[0][0][0])
outer_tar = mocked_tarfile.return_value
core_tar = outer_tar.create_inner_tar.return_value.__enter__.return_value
expected_files = [call(hass.config.path(), arcname="data", recursive=False)] + [
call(file, arcname=f"data/{file}", recursive=False)
for file in _EXPECTED_FILES_WITH_DATABASE[database_included]
]
assert core_tar.add.call_args_list == expected_files
return backup
async def _setup_mock_domain(
hass: HomeAssistant,
platform: BackupPlatformProtocol | BackupAgentPlatformProtocol | None = None,
) -> None:
"""Set up a mock domain."""
mock_platform(hass, "some_domain.backup", platform or MockPlatform())
assert await async_setup_component(hass, "some_domain", {})
async def test_constructor(hass: HomeAssistant) -> None:
"""Test BackupManager constructor."""
manager = BackupManager(hass)
assert manager.backup_dir.as_posix() == hass.config.path("backups")
async def test_load_backups(hass: HomeAssistant) -> None:
"""Test loading backups."""
manager = BackupManager(hass)
with (
patch("pathlib.Path.glob", return_value=[TEST_BACKUP.path]),
patch("tarfile.open", return_value=MagicMock()),
patch(
"homeassistant.components.backup.manager.json_loads_object",
return_value={
"slug": TEST_BACKUP.slug,
"name": TEST_BACKUP.name,
"date": TEST_BACKUP.date,
},
),
patch(
"pathlib.Path.stat",
return_value=MagicMock(st_size=TEST_BACKUP.size),
),
):
await manager.load_backups()
backups = await manager.async_get_backups()
assert backups == {TEST_BACKUP.slug: TEST_BACKUP}
async def test_load_backups_with_exception(
hass: HomeAssistant,
caplog: pytest.LogCaptureFixture,
) -> None:
"""Test loading backups with exception."""
manager = BackupManager(hass)
with (
patch("pathlib.Path.glob", return_value=[TEST_BACKUP.path]),
patch("tarfile.open", side_effect=OSError("Test exception")),
):
await manager.load_backups()
backups = await manager.async_get_backups()
assert f"Unable to read backup {TEST_BACKUP.path}: Test exception" in caplog.text
assert backups == {}
async def test_removing_backup(
hass: HomeAssistant,
caplog: pytest.LogCaptureFixture,
) -> None:
"""Test removing backup."""
manager = BackupManager(hass)
manager.backups = {TEST_BACKUP.slug: TEST_BACKUP}
manager.loaded_backups = True
with patch("pathlib.Path.exists", return_value=True):
await manager.async_remove_backup(slug=TEST_BACKUP.slug)
assert "Removed backup located at" in caplog.text
async def test_removing_non_existing_backup(
hass: HomeAssistant,
caplog: pytest.LogCaptureFixture,
) -> None:
"""Test removing not existing backup."""
manager = BackupManager(hass)
await manager.async_remove_backup(slug="non_existing")
assert "Removed backup located at" not in caplog.text
async def test_getting_backup_that_does_not_exist(
hass: HomeAssistant,
caplog: pytest.LogCaptureFixture,
) -> None:
"""Test getting backup that does not exist."""
manager = BackupManager(hass)
manager.backups = {TEST_BACKUP.slug: TEST_BACKUP}
manager.loaded_backups = True
with patch("pathlib.Path.exists", return_value=False):
backup = await manager.async_get_backup(slug=TEST_BACKUP.slug)
assert backup is None
assert (
f"Removing tracked backup ({TEST_BACKUP.slug}) that "
f"does not exists on the expected path {TEST_BACKUP.path}"
) in caplog.text
async def test_async_create_backup_when_backing_up(hass: HomeAssistant) -> None:
"""Test generate backup."""
event = asyncio.Event()
manager = BackupManager(hass)
manager.backup_task = hass.async_create_task(event.wait())
with pytest.raises(HomeAssistantError, match="Backup already in progress"):
await manager.async_create_backup(
addons_included=[],
database_included=True,
folders_included=[],
name=None,
on_progress=None,
password=None,
)
event.set()
@pytest.mark.usefixtures("mock_backup_generation")
@pytest.mark.parametrize(
"params",
[
{},
{"database_included": True, "name": "abc123"},
{"database_included": False},
{"password": "abc123"},
],
)
async def test_async_create_backup(
hass: HomeAssistant,
caplog: pytest.LogCaptureFixture,
mocked_json_bytes: Mock,
mocked_tarfile: Mock,
params: dict,
) -> None:
"""Test generate backup."""
manager = BackupManager(hass)
manager.loaded_backups = True
await _mock_backup_generation(
hass, manager, mocked_json_bytes, mocked_tarfile, **params
)
assert "Generated new backup with slug " in caplog.text
assert "Creating backup directory" in caplog.text
assert "Loaded 0 platforms" in caplog.text
assert "Loaded 0 agents" in caplog.text
assert len(manager.backups) == 1
backup = list(manager.backups.values())[0]
assert backup.protected is bool(params.get("password"))
async def test_loading_platforms(
hass: HomeAssistant,
caplog: pytest.LogCaptureFixture,
) -> None:
"""Test loading backup platforms."""
manager = BackupManager(hass)
assert not manager.loaded_platforms
assert not manager.platforms
await _setup_mock_domain(
hass,
Mock(
async_pre_backup=AsyncMock(),
async_post_backup=AsyncMock(),
async_get_backup_agents=AsyncMock(),
),
)
await manager.load_platforms()
await hass.async_block_till_done()
assert manager.loaded_platforms
assert len(manager.platforms) == 1
assert "Loaded 1 platforms" in caplog.text
async def test_loading_agents(
hass: HomeAssistant,
caplog: pytest.LogCaptureFixture,
) -> None:
"""Test loading backup agents."""
manager = BackupManager(hass)
assert not manager.loaded_platforms
assert not manager.platforms
await _setup_mock_domain(
hass,
Mock(
async_get_backup_agents=AsyncMock(return_value=[BackupAgentTest("test")]),
),
)
await manager.load_platforms()
await hass.async_block_till_done()
assert manager.loaded_platforms
assert len(manager.backup_agents) == 1
assert "Loaded 1 agents" in caplog.text
assert "some_domain.test" in manager.backup_agents
async def test_not_loading_bad_platforms(
hass: HomeAssistant,
caplog: pytest.LogCaptureFixture,
) -> None:
"""Test loading backup platforms."""
manager = BackupManager(hass)
assert not manager.loaded_platforms
assert not manager.platforms
await _setup_mock_domain(hass)
await manager.load_platforms()
await hass.async_block_till_done()
assert manager.loaded_platforms
assert len(manager.platforms) == 0
assert "Loaded 0 platforms" in caplog.text
@pytest.mark.usefixtures("mock_backup_generation")
async def test_syncing_backup(
hass: HomeAssistant,
caplog: pytest.LogCaptureFixture,
mocked_json_bytes: Mock,
mocked_tarfile: Mock,
) -> None:
"""Test syncing a backup."""
manager = BackupManager(hass)
await _setup_mock_domain(
hass,
Mock(
async_pre_backup=AsyncMock(),
async_post_backup=AsyncMock(),
async_get_backup_agents=AsyncMock(
return_value=[
BackupAgentTest("agent1"),
BackupAgentTest("agent2"),
]
),
),
)
await manager.load_platforms()
await hass.async_block_till_done()
backup = await _mock_backup_generation(
hass, manager, mocked_json_bytes, mocked_tarfile
)
with (
patch(
"homeassistant.components.backup.manager.BackupManager.async_get_backup",
return_value=backup,
),
patch.object(BackupAgentTest, "async_upload_backup") as mocked_upload,
patch(
"homeassistant.components.backup.manager.HAVERSION",
"2025.1.0",
),
):
await manager.async_upload_backup(slug=backup.slug)
assert mocked_upload.call_count == 2
first_call = mocked_upload.call_args_list[0]
assert first_call[1]["path"] == backup.path
assert first_call[1]["metadata"] == BackupUploadMetadata(
date=backup.date,
homeassistant="2025.1.0",
name=backup.name,
protected=backup.protected,
size=backup.size,
slug=backup.slug,
)
assert "Error during backup upload" not in caplog.text
@pytest.mark.usefixtures("mock_backup_generation")
async def test_syncing_backup_with_exception(
hass: HomeAssistant,
caplog: pytest.LogCaptureFixture,
mocked_json_bytes: Mock,
mocked_tarfile: Mock,
) -> None:
"""Test syncing a backup with exception."""
manager = BackupManager(hass)
class ModifiedBackupSyncAgentTest(BackupAgentTest):
async def async_upload_backup(self, **kwargs: Any) -> None:
raise HomeAssistantError("Test exception")
await _setup_mock_domain(
hass,
Mock(
async_pre_backup=AsyncMock(),
async_post_backup=AsyncMock(),
async_get_backup_agents=AsyncMock(
return_value=[
ModifiedBackupSyncAgentTest("agent1"),
ModifiedBackupSyncAgentTest("agent2"),
]
),
),
)
await manager.load_platforms()
await hass.async_block_till_done()
backup = await _mock_backup_generation(
hass, manager, mocked_json_bytes, mocked_tarfile
)
with (
patch(
"homeassistant.components.backup.manager.BackupManager.async_get_backup",
return_value=backup,
),
patch.object(
ModifiedBackupSyncAgentTest,
"async_upload_backup",
) as mocked_upload,
patch(
"homeassistant.components.backup.manager.HAVERSION",
"2025.1.0",
),
):
mocked_upload.side_effect = HomeAssistantError("Test exception")
await manager.async_upload_backup(slug=backup.slug)
assert mocked_upload.call_count == 2
first_call = mocked_upload.call_args_list[0]
assert first_call[1]["path"] == backup.path
assert first_call[1]["metadata"] == BackupUploadMetadata(
date=backup.date,
homeassistant="2025.1.0",
name=backup.name,
protected=backup.protected,
size=backup.size,
slug=backup.slug,
)
assert "Error during backup upload - Test exception" in caplog.text
@pytest.mark.usefixtures("mock_backup_generation")
async def test_syncing_backup_no_agents(
hass: HomeAssistant,
caplog: pytest.LogCaptureFixture,
mocked_json_bytes: Mock,
mocked_tarfile: Mock,
) -> None:
"""Test syncing a backup with no agents."""
manager = BackupManager(hass)
await _setup_mock_domain(
hass,
Mock(
async_pre_backup=AsyncMock(),
async_post_backup=AsyncMock(),
async_get_backup_agents=AsyncMock(return_value=[]),
),
)
await manager.load_platforms()
await hass.async_block_till_done()
backup = await _mock_backup_generation(
hass, manager, mocked_json_bytes, mocked_tarfile
)
with patch(
"homeassistant.components.backup.agent.BackupAgent.async_upload_backup"
) as mocked_async_upload_backup:
await manager.async_upload_backup(slug=backup.slug)
assert mocked_async_upload_backup.call_count == 0
async def test_exception_plaform_pre(
hass: HomeAssistant, mocked_json_bytes: Mock, mocked_tarfile: Mock
) -> None:
"""Test exception in pre step."""
manager = BackupManager(hass)
manager.loaded_backups = True
async def _mock_step(hass: HomeAssistant) -> None:
raise HomeAssistantError("Test exception")
await _setup_mock_domain(
hass,
Mock(
async_pre_backup=_mock_step,
async_post_backup=AsyncMock(),
async_get_backup_agents=AsyncMock(),
),
)
with pytest.raises(HomeAssistantError):
await _mock_backup_generation(hass, manager, mocked_json_bytes, mocked_tarfile)
async def test_exception_plaform_post(
hass: HomeAssistant, mocked_json_bytes: Mock, mocked_tarfile: Mock
) -> None:
"""Test exception in post step."""
manager = BackupManager(hass)
manager.loaded_backups = True
async def _mock_step(hass: HomeAssistant) -> None:
raise HomeAssistantError("Test exception")
await _setup_mock_domain(
hass,
Mock(
async_pre_backup=AsyncMock(),
async_post_backup=_mock_step,
async_get_backup_agents=AsyncMock(),
),
)
with pytest.raises(HomeAssistantError):
await _mock_backup_generation(hass, manager, mocked_json_bytes, mocked_tarfile)
async def test_loading_platforms_when_running_async_pre_backup_actions(
hass: HomeAssistant,
caplog: pytest.LogCaptureFixture,
) -> None:
"""Test loading backup platforms when running post backup actions."""
manager = BackupManager(hass)
assert not manager.loaded_platforms
assert not manager.platforms
await _setup_mock_domain(
hass,
Mock(
async_pre_backup=AsyncMock(),
async_post_backup=AsyncMock(),
async_get_backup_agents=AsyncMock(),
),
)
await manager.async_pre_backup_actions()
assert manager.loaded_platforms
assert len(manager.platforms) == 1
assert "Loaded 1 platforms" in caplog.text
async def test_loading_platforms_when_running_async_post_backup_actions(
hass: HomeAssistant,
caplog: pytest.LogCaptureFixture,
) -> None:
"""Test loading backup platforms when running post backup actions."""
manager = BackupManager(hass)
assert not manager.loaded_platforms
assert not manager.platforms
await _setup_mock_domain(
hass,
Mock(
async_pre_backup=AsyncMock(),
async_post_backup=AsyncMock(),
async_get_backup_agents=AsyncMock(),
),
)
await manager.async_post_backup_actions()
assert manager.loaded_platforms
assert len(manager.platforms) == 1
assert "Loaded 1 platforms" in caplog.text
async def test_async_receive_backup(
hass: HomeAssistant,
caplog: pytest.LogCaptureFixture,
) -> None:
"""Test receiving a backup file."""
manager = BackupManager(hass)
size = 2 * 2**16
protocol = Mock(_reading_paused=False)
stream = aiohttp.StreamReader(protocol, 2**16)
stream.feed_data(b"0" * size + b"\r\n--:--")
stream.feed_eof()
open_mock = mock_open()
with patch("pathlib.Path.open", open_mock), patch("shutil.move") as mover_mock:
await manager.async_receive_backup(
contents=aiohttp.BodyPartReader(
b"--:",
CIMultiDictProxy(
CIMultiDict(
{
aiohttp.hdrs.CONTENT_DISPOSITION: "attachment; filename=abc123.tar"
}
)
),
stream,
)
)
assert open_mock.call_count == 1
assert mover_mock.call_count == 1
assert mover_mock.mock_calls[0].args[1].name == "abc123.tar"
async def test_async_trigger_restore(
hass: HomeAssistant,
caplog: pytest.LogCaptureFixture,
) -> None:
"""Test trigger restore."""
manager = BackupManager(hass)
manager.loaded_backups = True
manager.backups = {TEST_BACKUP.slug: TEST_BACKUP}
with (
patch("pathlib.Path.exists", return_value=True),
patch("pathlib.Path.write_text") as mocked_write_text,
patch("homeassistant.core.ServiceRegistry.async_call") as mocked_service_call,
):
await manager.async_restore_backup(TEST_BACKUP.slug)
assert (
mocked_write_text.call_args[0][0]
== '{"path": "abc123.tar", "password": null}'
)
assert mocked_service_call.called
async def test_async_trigger_restore_with_password(
hass: HomeAssistant,
caplog: pytest.LogCaptureFixture,
) -> None:
"""Test trigger restore."""
manager = BackupManager(hass)
manager.loaded_backups = True
manager.backups = {TEST_BACKUP.slug: TEST_BACKUP}
with (
patch("pathlib.Path.exists", return_value=True),
patch("pathlib.Path.write_text") as mocked_write_text,
patch("homeassistant.core.ServiceRegistry.async_call") as mocked_service_call,
):
await manager.async_restore_backup(slug=TEST_BACKUP.slug, password="abc123")
assert (
mocked_write_text.call_args[0][0]
== '{"path": "abc123.tar", "password": "abc123"}'
)
assert mocked_service_call.called
async def test_async_trigger_restore_missing_backup(hass: HomeAssistant) -> None:
"""Test trigger restore."""
manager = BackupManager(hass)
manager.loaded_backups = True
with pytest.raises(HomeAssistantError, match="Backup abc123 not found"):
await manager.async_restore_backup(TEST_BACKUP.slug)