mirror of
https://github.com/thegeeklab/docker-tidy.git
synced 2024-11-23 04:30:40 +00:00
462 lines
12 KiB
Python
462 lines
12 KiB
Python
"""Test GarbageCollector class."""
|
|
|
|
import pytest
|
|
import requests
|
|
|
|
import docker
|
|
from dockertidy import GarbageCollector
|
|
|
|
pytest_plugins = [
|
|
"dockertidy.test.fixtures.fixtures",
|
|
]
|
|
|
|
|
|
@pytest.fixture
|
|
def gc(mocker):
|
|
mocker.patch.object(
|
|
GarbageCollector.GarbageCollector,
|
|
"_get_docker_client",
|
|
return_value=mocker.create_autospec(docker.APIClient)
|
|
)
|
|
|
|
gc = GarbageCollector.GarbageCollector()
|
|
return gc
|
|
|
|
|
|
def test_is_running(gc, container, now):
|
|
container["State"]["Running"] = True
|
|
|
|
assert not gc._should_remove_container(container, now)
|
|
|
|
|
|
def test_is_ghost(gc, container, now):
|
|
container["State"]["Ghost"] = True
|
|
|
|
assert gc._should_remove_container(container, now)
|
|
|
|
|
|
def test_old_never_run(gc, container, now, earlier_time):
|
|
container["Created"] = str(earlier_time)
|
|
container["State"]["FinishedAt"] = gc.YEAR_ZERO
|
|
|
|
assert gc._should_remove_container(container, now)
|
|
|
|
|
|
def test_not_old_never_run(gc, container, now, earlier_time):
|
|
container["Created"] = str(now)
|
|
container["State"]["FinishedAt"] = gc.YEAR_ZERO
|
|
|
|
assert not gc._should_remove_container(container, now)
|
|
|
|
|
|
def test_old_stopped(gc, container, now):
|
|
assert gc._should_remove_container(container, now)
|
|
|
|
|
|
def test_not_old(gc, container, now):
|
|
container["State"]["FinishedAt"] = "2014-01-21T00:00:00Z"
|
|
|
|
assert not gc._should_remove_container(container, now)
|
|
|
|
|
|
def test_cleanup_containers(gc, mocker, containers):
|
|
client = mocker.create_autospec(docker.APIClient)
|
|
client.containers.return_value = [
|
|
{
|
|
"Id": "abcd"
|
|
},
|
|
{
|
|
"Id": "abbb"
|
|
},
|
|
]
|
|
client.inspect_container.side_effect = iter(containers)
|
|
|
|
gc.config.config["gc"]["max_container_age"] = "0day"
|
|
gc.docker = client
|
|
gc.cleanup_containers()
|
|
client.remove_container.assert_called_once_with(container="abcd", v=True)
|
|
|
|
|
|
def test_filter_excluded_containers(gc):
|
|
containers = [
|
|
{
|
|
"Labels": {
|
|
"toot": ""
|
|
}
|
|
},
|
|
{
|
|
"Labels": {
|
|
"too": "lol"
|
|
}
|
|
},
|
|
{
|
|
"Labels": {
|
|
"toots": "lol"
|
|
}
|
|
},
|
|
{
|
|
"Labels": {
|
|
"foo": "bar"
|
|
}
|
|
},
|
|
{
|
|
"Labels": None
|
|
},
|
|
]
|
|
|
|
result = gc._filter_excluded_containers(containers)
|
|
assert containers == list(result)
|
|
|
|
gc.config.config["gc"]["exclude_container_labels"] = [
|
|
gc.ExcludeLabel(key="too", value=None),
|
|
gc.ExcludeLabel(key="foo", value=None),
|
|
]
|
|
result = gc._filter_excluded_containers(containers)
|
|
assert [containers[0], containers[2], containers[4]] == list(result)
|
|
|
|
gc.config.config["gc"]["exclude_container_labels"] = [
|
|
gc.ExcludeLabel(key="too*", value="lol"),
|
|
]
|
|
result = gc._filter_excluded_containers(containers)
|
|
assert [containers[0], containers[3], containers[4]] == list(result)
|
|
|
|
|
|
def test_cleanup_images(mocker, gc, containers):
|
|
client = mocker.create_autospec(docker.APIClient)
|
|
client._version = "1.21"
|
|
client.images.return_value = images = [
|
|
{
|
|
"Id": "abcd"
|
|
},
|
|
{
|
|
"Id": "abbb"
|
|
},
|
|
]
|
|
client.inspect_image.side_effect = iter(containers)
|
|
|
|
gc.docker = client
|
|
gc.config.config["gc"]["max_image_age"] = "0days"
|
|
gc.cleanup_images(client)
|
|
assert client.remove_image.mock_calls == [
|
|
mocker.call(image=image["Id"]) for image in reversed(images)
|
|
]
|
|
|
|
|
|
def test_cleanup_volumes(mocker, gc):
|
|
client = mocker.create_autospec(docker.APIClient)
|
|
client.volumes.return_value = volumes = {
|
|
"Volumes": [
|
|
{
|
|
"Mountpoint": "unused",
|
|
"Labels": None,
|
|
"Driver": "unused",
|
|
"Name": u"one"
|
|
},
|
|
{
|
|
"Mountpoint": "unused",
|
|
"Labels": None,
|
|
"Driver": "unused",
|
|
"Name": u"two"
|
|
},
|
|
],
|
|
"Warnings": None,
|
|
}
|
|
|
|
gc.docker = client
|
|
gc.cleanup_volumes()
|
|
assert client.remove_volume.mock_calls == [
|
|
mocker.call(name=volume["Name"]) for volume in reversed(volumes["Volumes"])
|
|
]
|
|
|
|
|
|
def test_filter_images_in_use(gc, images):
|
|
image_tags_in_use = set([
|
|
"user/one:latest",
|
|
"user/foo:latest",
|
|
"other-2:abc45",
|
|
"2471708c19be:latest",
|
|
])
|
|
expected = [
|
|
{
|
|
"RepoTags": ["<none>:<none>"],
|
|
"Id": "babababababaabababab"
|
|
},
|
|
{
|
|
"RepoTags": ["other-1:abcda"]
|
|
},
|
|
{
|
|
"RepoTags": ["new_image:latest", "new_image:123"]
|
|
},
|
|
]
|
|
|
|
actual = gc._filter_images_in_use(images, image_tags_in_use)
|
|
assert list(actual) == expected
|
|
|
|
|
|
def test_filter_images_in_use_by_id(mocker, gc, containers):
|
|
client = mocker.create_autospec(docker.APIClient)
|
|
client._version = "1.21"
|
|
client.containers.return_value = [
|
|
{
|
|
"Id": "abcd",
|
|
"ImageID": "1"
|
|
},
|
|
{
|
|
"Id": "abbb",
|
|
"ImageID": "2"
|
|
},
|
|
]
|
|
|
|
client.inspect_container.side_effect = iter(containers)
|
|
client.images.return_value = [
|
|
{
|
|
"Id": "1",
|
|
"Created": "2014-01-01T01:01:01Z"
|
|
},
|
|
{
|
|
"Id": "2",
|
|
"Created": "2014-01-01T01:01:01Z"
|
|
},
|
|
{
|
|
"Id": "3",
|
|
"Created": "2014-01-01T01:01:01Z"
|
|
},
|
|
{
|
|
"Id": "4",
|
|
"Created": "2014-01-01T01:01:01Z"
|
|
},
|
|
{
|
|
"Id": "5",
|
|
"Created": "2014-01-01T01:01:01Z"
|
|
},
|
|
{
|
|
"Id": "6",
|
|
"Created": "2014-01-01T01:01:01Z"
|
|
},
|
|
]
|
|
|
|
client.inspect_image.side_effect = lambda image: {
|
|
"Id": image,
|
|
"Created": "2014-01-01T01:01:01Z"
|
|
}
|
|
|
|
gc.docker = client
|
|
gc.config.config["gc"]["max_image_age"] = "0days"
|
|
gc.cleanup_images(set())
|
|
assert client.remove_image.mock_calls == [
|
|
mocker.call(image=id_) for id_ in ["6", "5", "4", "3"]
|
|
]
|
|
|
|
|
|
def test_filter_excluded_images(gc, images):
|
|
exclude_set = set([
|
|
"user/one:latest",
|
|
"user/foo:latest",
|
|
"other-2:abc45",
|
|
])
|
|
expected = [
|
|
{
|
|
"RepoTags": ["<none>:<none>"],
|
|
"Id": "2471708c19beabababab"
|
|
},
|
|
{
|
|
"RepoTags": ["<none>:<none>"],
|
|
"Id": "babababababaabababab"
|
|
},
|
|
{
|
|
"RepoTags": ["other-1:abcda"]
|
|
},
|
|
{
|
|
"RepoTags": ["new_image:latest", "new_image:123"]
|
|
},
|
|
]
|
|
|
|
actual = gc._filter_excluded_images(images, exclude_set)
|
|
assert list(actual) == expected
|
|
|
|
|
|
def test_filter_excluded_images_advanced(gc, images):
|
|
exclude_set = set([
|
|
"user/one:*",
|
|
"new_*:123",
|
|
"other-1:abc*",
|
|
])
|
|
expected = [
|
|
{
|
|
"RepoTags": ["<none>:<none>"],
|
|
"Id": "2471708c19beabababab"
|
|
},
|
|
{
|
|
"RepoTags": ["<none>:<none>"],
|
|
"Id": "babababababaabababab"
|
|
},
|
|
{
|
|
"RepoTags": ["other-2:abc45"]
|
|
},
|
|
]
|
|
|
|
actual = gc._filter_excluded_images(images, exclude_set)
|
|
assert list(actual) == expected
|
|
|
|
|
|
def test_is_image_old(gc, image, now):
|
|
assert gc._is_image_old(image, now)
|
|
|
|
|
|
def test_is_image_old_false(gc, image, later_time):
|
|
assert not gc._is_image_old(image, later_time)
|
|
|
|
|
|
def test_remove_image_no_tags(mocker, gc, image, now):
|
|
client = mocker.create_autospec(docker.APIClient)
|
|
image_id = "abcd"
|
|
image_summary = {"Id": image_id}
|
|
client.inspect_image.return_value = image
|
|
|
|
gc.docker = client
|
|
gc._remove_image(image_summary, now)
|
|
client.remove_image.assert_called_once_with(image=image_id)
|
|
|
|
|
|
def test_remove_image_new_image_not_removed(mocker, gc, image, later_time):
|
|
client = mocker.create_autospec(docker.APIClient)
|
|
image_id = "abcd"
|
|
image_summary = {"Id": image_id}
|
|
client.inspect_image.return_value = image
|
|
|
|
gc.docker = client
|
|
gc._remove_image(image_summary, later_time)
|
|
assert not client.remove_image.mock_calls
|
|
|
|
|
|
def test_remove_image_with_tags(mocker, gc, image, now):
|
|
client = mocker.create_autospec(docker.APIClient)
|
|
image_id = "abcd"
|
|
repo_tags = ["user/one:latest", "user/one:12345"]
|
|
image_summary = {"Id": image_id, "RepoTags": repo_tags}
|
|
client.inspect_image.return_value = image
|
|
|
|
gc.docker = client
|
|
gc._remove_image(image_summary, now)
|
|
assert client.remove_image.mock_calls == [mocker.call(image=tag) for tag in repo_tags]
|
|
|
|
|
|
def test_api_call_success(mocker, gc):
|
|
func = mocker.Mock()
|
|
container = "abcd"
|
|
result = gc._api_call(func, container=container)
|
|
func.assert_called_once_with(container="abcd")
|
|
|
|
assert result == func.return_value
|
|
|
|
|
|
def test_api_call_with_timeout(mocker, gc):
|
|
func = mocker.Mock(side_effect=requests.exceptions.ReadTimeout("msg"), __name__="remove_image")
|
|
image = "abcd"
|
|
|
|
mock_log = mocker.patch.object(gc, "logger", autospec=True)
|
|
gc._api_call(func, image=image)
|
|
|
|
func.assert_called_once_with(image="abcd")
|
|
mock_log.warn.assert_called_once_with("Failed to call remove_image " + "image=abcd msg")
|
|
|
|
|
|
def test_api_call_with_api_error(mocker, gc):
|
|
func = mocker.Mock(
|
|
side_effect=docker.errors.APIError(
|
|
"Ooops",
|
|
mocker.Mock(status_code=409, reason="Conflict", url="dummy"),
|
|
explanation="failed"
|
|
),
|
|
__name__="remove_image"
|
|
)
|
|
image = "abcd"
|
|
|
|
mock_log = mocker.patch.object(gc, "logger", autospec=True)
|
|
gc._api_call(func, image=image)
|
|
|
|
func.assert_called_once_with(image="abcd")
|
|
mock_log.warn.assert_called_once_with(
|
|
"Error calling remove_image image=abcd "
|
|
'409 Client Error for dummy: Conflict ("failed")'
|
|
)
|
|
|
|
|
|
def test_get_all_containers(mocker, gc):
|
|
client = mocker.create_autospec(docker.APIClient)
|
|
count = 10
|
|
client.containers.return_value = [mocker.Mock() for _ in range(count)]
|
|
|
|
mock_log = mocker.patch.object(gc, "logger", autospec=True)
|
|
|
|
gc.docker = client
|
|
containers = gc._get_all_containers()
|
|
assert containers == client.containers.return_value
|
|
client.containers.assert_called_once_with(all=True)
|
|
mock_log.info.assert_called_with("Found %s containers", count)
|
|
|
|
|
|
def test_get_all_images(mocker, gc):
|
|
client = mocker.create_autospec(docker.APIClient)
|
|
count = 7
|
|
client.images.return_value = [mocker.Mock() for _ in range(count)]
|
|
|
|
mock_log = mocker.patch.object(gc, "logger", autospec=True)
|
|
|
|
gc.docker = client
|
|
images = gc._get_all_images()
|
|
assert images == client.images.return_value
|
|
mock_log.info.assert_called_with("Found %s images", count)
|
|
|
|
|
|
def test_get_dangling_volumes(mocker, gc):
|
|
client = mocker.create_autospec(docker.APIClient)
|
|
count = 4
|
|
client.volumes.return_value = {"Volumes": [mocker.Mock() for _ in range(count)]}
|
|
|
|
mock_log = mocker.patch.object(gc, "logger", autospec=True)
|
|
|
|
gc.docker = client
|
|
volumes = gc._get_dangling_volumes()
|
|
assert volumes == client.volumes.return_value["Volumes"]
|
|
mock_log.info.assert_called_with("Found %s dangling volumes", count)
|
|
|
|
|
|
def test_build_exclude_set(gc):
|
|
gc.config.config["gc"]["exclude_images"] = [
|
|
"some_image:latest",
|
|
"repo/foo:12345",
|
|
"duplicate:latest",
|
|
]
|
|
expected = set([
|
|
"some_image:latest",
|
|
"repo/foo:12345",
|
|
"duplicate:latest",
|
|
])
|
|
|
|
exclude_set = gc._build_exclude_set()
|
|
assert exclude_set == expected
|
|
|
|
|
|
def test_format_exclude_labels(gc):
|
|
gc.config.config["gc"]["exclude_container_labels"] = [
|
|
"voo*",
|
|
"doo=poo",
|
|
]
|
|
expected = [
|
|
gc.ExcludeLabel(key="voo*", value=None),
|
|
gc.ExcludeLabel(key="doo", value="poo"),
|
|
]
|
|
gc._format_exclude_labels()
|
|
assert expected == gc.config.config["gc"]["exclude_container_labels"]
|
|
|
|
|
|
def test_build_exclude_set_empty(gc):
|
|
gc.config.config["gc"]["exclude_images"] = []
|
|
exclude_set = gc._build_exclude_set()
|
|
assert exclude_set == set()
|
|
|
|
|
|
def test_get_docker_client(gc, mocker):
|
|
assert isinstance(gc.docker, docker.APIClient)
|