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supervisor/tests/plugins/test_plugin_base.py
Mike Degatano 1f92ab42ca Reduce executor code for docker (#4438)
* Reduce executor code for docker

* Fix pylint errors and move import/export image

* Fix test and a couple other risky executor calls

* Fix dataclass and return

* Fix test case and add one for corrupt docker

* Add some coverage

* Undo changes to docker manager startup
2023-07-18 11:39:39 -04:00

344 lines
11 KiB
Python

"""Test base plugin functionality."""
import asyncio
from unittest.mock import Mock, PropertyMock, patch
from awesomeversion import AwesomeVersion
import pytest
from supervisor.const import BusEvent, CpuArch
from supervisor.coresys import CoreSys
from supervisor.docker.const import ContainerState
from supervisor.docker.interface import DockerInterface
from supervisor.docker.monitor import DockerContainerStateEvent
from supervisor.exceptions import (
AudioError,
AudioJobError,
CliError,
CliJobError,
CodeNotaryUntrusted,
CoreDNSError,
CoreDNSJobError,
DockerError,
MulticastError,
MulticastJobError,
ObserverError,
ObserverJobError,
PluginError,
PluginJobError,
)
from supervisor.plugins.audio import PluginAudio
from supervisor.plugins.base import PluginBase
from supervisor.plugins.cli import PluginCli
from supervisor.plugins.dns import PluginDns
from supervisor.plugins.multicast import PluginMulticast
from supervisor.plugins.observer import PluginObserver
from supervisor.utils import check_exception_chain
@pytest.fixture(name="plugin")
async def fixture_plugin(
coresys: CoreSys, request: pytest.FixtureRequest
) -> PluginBase:
"""Get plugin from param."""
if request.param == PluginAudio:
yield coresys.plugins.audio
elif request.param == PluginCli:
yield coresys.plugins.cli
elif request.param == PluginDns:
with patch.object(PluginDns, "loop_detection"):
yield coresys.plugins.dns
elif request.param == PluginMulticast:
yield coresys.plugins.multicast
elif request.param == PluginObserver:
yield coresys.plugins.observer
@pytest.mark.parametrize(
"plugin",
[PluginAudio, PluginCli, PluginDns, PluginMulticast, PluginObserver],
indirect=True,
)
async def test_plugin_watchdog(coresys: CoreSys, plugin: PluginBase) -> None:
"""Test plugin watchdog works correctly."""
with patch.object(type(plugin.instance), "attach"), patch.object(
type(plugin.instance), "is_running", return_value=True
):
await plugin.load()
with patch.object(type(plugin), "rebuild") as rebuild, patch.object(
type(plugin), "start"
) as start, patch.object(type(plugin.instance), "current_state") as current_state:
current_state.return_value = ContainerState.UNHEALTHY
coresys.bus.fire_event(
BusEvent.DOCKER_CONTAINER_STATE_CHANGE,
DockerContainerStateEvent(
name=plugin.instance.name,
state=ContainerState.UNHEALTHY,
id="abc123",
time=1,
),
)
await asyncio.sleep(0)
rebuild.assert_called_once()
start.assert_not_called()
rebuild.reset_mock()
current_state.return_value = ContainerState.FAILED
coresys.bus.fire_event(
BusEvent.DOCKER_CONTAINER_STATE_CHANGE,
DockerContainerStateEvent(
name=plugin.instance.name,
state=ContainerState.FAILED,
id="abc123",
time=1,
),
)
await asyncio.sleep(0)
rebuild.assert_called_once()
start.assert_not_called()
rebuild.reset_mock()
# Plugins are restarted anytime they stop, not just on failure
current_state.return_value = ContainerState.STOPPED
coresys.bus.fire_event(
BusEvent.DOCKER_CONTAINER_STATE_CHANGE,
DockerContainerStateEvent(
name=plugin.instance.name,
state=ContainerState.STOPPED,
id="abc123",
time=1,
),
)
await asyncio.sleep(0)
rebuild.assert_not_called()
start.assert_called_once()
start.reset_mock()
# Do not process event if container state has changed since fired
current_state.return_value = ContainerState.HEALTHY
coresys.bus.fire_event(
BusEvent.DOCKER_CONTAINER_STATE_CHANGE,
DockerContainerStateEvent(
name=plugin.instance.name,
state=ContainerState.FAILED,
id="abc123",
time=1,
),
)
await asyncio.sleep(0)
rebuild.assert_not_called()
start.assert_not_called()
# Other containers ignored
coresys.bus.fire_event(
BusEvent.DOCKER_CONTAINER_STATE_CHANGE,
DockerContainerStateEvent(
name="addon_local_other",
state=ContainerState.UNHEALTHY,
id="abc123",
time=1,
),
)
await asyncio.sleep(0)
rebuild.assert_not_called()
start.assert_not_called()
@pytest.mark.parametrize(
"plugin,error",
[
(PluginAudio, AudioError()),
(PluginCli, CliError()),
(PluginDns, CoreDNSError()),
(PluginMulticast, MulticastError()),
(PluginObserver, ObserverError()),
],
indirect=["plugin"],
)
async def test_plugin_watchdog_rebuild_on_failure(
coresys: CoreSys, capture_exception: Mock, plugin: PluginBase, error: PluginError
) -> None:
"""Test plugin watchdog rebuilds if start fails."""
with patch.object(type(plugin.instance), "attach"), patch.object(
type(plugin.instance), "is_running", return_value=True
):
await plugin.load()
with patch("supervisor.plugins.base.WATCHDOG_RETRY_SECONDS", 0), patch.object(
type(plugin), "rebuild"
) as rebuild, patch.object(
type(plugin), "start", side_effect=error
) as start, patch.object(
type(plugin.instance),
"current_state",
side_effect=[
ContainerState.STOPPED,
ContainerState.STOPPED,
],
):
coresys.bus.fire_event(
BusEvent.DOCKER_CONTAINER_STATE_CHANGE,
DockerContainerStateEvent(
name=plugin.instance.name,
state=ContainerState.STOPPED,
id="abc123",
time=1,
),
)
await asyncio.sleep(0.1)
start.assert_called_once()
rebuild.assert_called_once()
capture_exception.assert_called_once_with(error)
@pytest.mark.parametrize(
"plugin",
[PluginAudio, PluginCli, PluginDns, PluginMulticast, PluginObserver],
indirect=True,
)
async def test_plugin_load_running_container(
coresys: CoreSys, plugin: PluginBase
) -> None:
"""Test plugins load and attach to a running container."""
test_version = AwesomeVersion("2022.7.3")
with patch.object(
type(coresys.bus), "register_event"
) as register_event, patch.object(
type(plugin.instance), "attach"
) as attach, patch.object(
type(plugin), "install"
) as install, patch.object(
type(plugin), "start"
) as start, patch.object(
type(plugin.instance),
"get_latest_version",
return_value=test_version,
), patch.object(
type(plugin.instance), "is_running", return_value=True
):
await plugin.load()
register_event.assert_any_call(
BusEvent.DOCKER_CONTAINER_STATE_CHANGE, plugin.watchdog_container
)
attach.assert_called_once_with(
version=test_version, skip_state_event_if_down=True
)
install.assert_not_called()
start.assert_not_called()
@pytest.mark.parametrize(
"plugin",
[PluginAudio, PluginCli, PluginDns, PluginMulticast, PluginObserver],
indirect=True,
)
async def test_plugin_load_stopped_container(
coresys: CoreSys, plugin: PluginBase
) -> None:
"""Test plugins load and start existing container."""
test_version = AwesomeVersion("2022.7.3")
with patch.object(
type(coresys.bus), "register_event"
) as register_event, patch.object(
type(plugin.instance), "attach"
) as attach, patch.object(
type(plugin), "install"
) as install, patch.object(
type(plugin), "start"
) as start, patch.object(
type(plugin.instance),
"get_latest_version",
return_value=test_version,
), patch.object(
type(plugin.instance), "is_running", return_value=False
):
await plugin.load()
register_event.assert_any_call(
BusEvent.DOCKER_CONTAINER_STATE_CHANGE, plugin.watchdog_container
)
attach.assert_called_once_with(
version=test_version, skip_state_event_if_down=True
)
install.assert_not_called()
start.assert_called_once()
@pytest.mark.parametrize(
"plugin",
[PluginAudio, PluginCli, PluginDns, PluginMulticast, PluginObserver],
indirect=True,
)
async def test_plugin_load_missing_container(
coresys: CoreSys, plugin: PluginBase
) -> None:
"""Test plugins load and create and start container."""
test_version = AwesomeVersion("2022.7.3")
with patch.object(
type(coresys.bus), "register_event"
) as register_event, patch.object(
type(plugin.instance), "attach", side_effect=DockerError()
) as attach, patch.object(
type(plugin), "install"
) as install, patch.object(
type(plugin), "start"
) as start, patch.object(
type(plugin.instance),
"get_latest_version",
return_value=test_version,
), patch.object(
type(plugin.instance), "is_running", return_value=False
):
await plugin.load()
register_event.assert_any_call(
BusEvent.DOCKER_CONTAINER_STATE_CHANGE, plugin.watchdog_container
)
attach.assert_called_once_with(
version=test_version, skip_state_event_if_down=True
)
install.assert_called_once()
start.assert_called_once()
@pytest.mark.parametrize(
"plugin,error",
[
(PluginAudio, AudioJobError),
(PluginCli, CliJobError),
(PluginDns, CoreDNSJobError),
(PluginMulticast, MulticastJobError),
(PluginObserver, ObserverJobError),
],
indirect=["plugin"],
)
async def test_update_fails_if_out_of_date(
coresys: CoreSys, plugin: PluginBase, error: PluginJobError
):
"""Test update of plugins fail when supervisor is out of date."""
coresys.hardware.disk.get_disk_free_space = lambda x: 5000
with patch.object(
type(coresys.supervisor), "need_update", new=PropertyMock(return_value=True)
), pytest.raises(error):
await plugin.update()
@pytest.mark.parametrize(
"plugin",
[PluginAudio, PluginCli, PluginDns, PluginMulticast, PluginObserver],
indirect=True,
)
async def test_repair_failed(
coresys: CoreSys, capture_exception: Mock, plugin: PluginBase
):
"""Test repair failed."""
with patch.object(DockerInterface, "exists", return_value=False), patch.object(
DockerInterface, "arch", new=PropertyMock(return_value=CpuArch.AMD64)
), patch(
"supervisor.security.module.cas_validate", side_effect=CodeNotaryUntrusted
):
await plugin.repair()
capture_exception.assert_called_once()
assert check_exception_chain(capture_exception.call_args[0][0], CodeNotaryUntrusted)