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import json
import unittest
from copy import deepcopy
import pytest
import moto.server as server
from moto import mock_aws, settings
from moto.core import DEFAULT_ACCOUNT_ID as ACCOUNT_ID
from moto.eks.exceptions import ResourceInUseException, ResourceNotFoundException
from moto.eks.models import (
CLUSTER_EXISTS_MSG,
CLUSTER_IN_USE_MSG,
CLUSTER_NOT_FOUND_MSG,
NODEGROUP_EXISTS_MSG,
NODEGROUP_NOT_FOUND_MSG,
)
from moto.eks.responses import DEFAULT_MAX_RESULTS, DEFAULT_NEXT_TOKEN
from tests.test_eks.test_eks import all_arn_values_should_be_valid
from tests.test_eks.test_eks_constants import (
DEFAULT_ENCODING,
DEFAULT_HTTP_HEADERS,
NODEROLE_ARN_KEY,
NODEROLE_ARN_VALUE,
PARTITIONS,
ROLE_ARN_KEY,
ROLE_ARN_VALUE,
SERVICE,
SUBNETS_KEY,
SUBNETS_VALUE,
AddonAttributes,
ClusterAttributes,
Endpoints,
FargateProfileAttributes,
HttpHeaders,
NodegroupAttributes,
RegExTemplates,
ResponseAttributes,
StatusCodes,
)
"""
Test the different server responses
"""
NAME_LIST = ["foo", "bar", "baz", "qux"]
DEFAULT_REGION = "us-east-1"
class TestCluster:
cluster_name = "example_cluster"
data = {ClusterAttributes.NAME: cluster_name, ROLE_ARN_KEY: ROLE_ARN_VALUE}
endpoint = Endpoints.CREATE_CLUSTER
expected_arn_values = [
PARTITIONS,
DEFAULT_REGION,
ACCOUNT_ID,
cluster_name,
]
class TestNodegroup:
cluster_name = TestCluster.cluster_name
nodegroup_name = "example_nodegroup"
data = {
ClusterAttributes.CLUSTER_NAME: cluster_name,
NodegroupAttributes.NODEGROUP_NAME: nodegroup_name,
NODEROLE_ARN_KEY: NODEROLE_ARN_VALUE,
SUBNETS_KEY: SUBNETS_VALUE,
}
endpoint = Endpoints.CREATE_NODEGROUP.format(clusterName=cluster_name)
expected_arn_values = [
PARTITIONS,
DEFAULT_REGION,
ACCOUNT_ID,
cluster_name,
nodegroup_name,
None,
]
@pytest.fixture(autouse=True, name="test_client")
def fixture_test_client():
if settings.TEST_SERVER_MODE:
raise unittest.SkipTest("No point in testing this in ServerMode")
backend = server.create_backend_app(service=SERVICE)
yield backend.test_client()
@pytest.fixture(scope="function", name="create_cluster")
def fixtue_create_cluster(test_client):
def create_and_verify_cluster(client, name):
"""Creates one valid cluster and verifies return status code 200."""
data = deepcopy(TestCluster.data)
data.update(name=name)
response = client.post(
TestCluster.endpoint, data=json.dumps(data), headers=DEFAULT_HTTP_HEADERS
)
assert response.status_code == StatusCodes.OK
return json.loads(response.data.decode(DEFAULT_ENCODING))[
ResponseAttributes.CLUSTER
]
def _execute(name=TestCluster.cluster_name):
return create_and_verify_cluster(test_client, name=name)
yield _execute
@pytest.fixture(scope="function", autouse=True, name="create_nodegroup")
def fixture_create_nodegroup(test_client):
def create_and_verify_nodegroup(client, name):
"""Creates one valid nodegroup and verifies return status code 200."""
data = deepcopy(TestNodegroup.data)
data.update(nodegroupName=name)
response = client.post(
TestNodegroup.endpoint, data=json.dumps(data), headers=DEFAULT_HTTP_HEADERS
)
assert response.status_code == StatusCodes.OK
return json.loads(response.data.decode(DEFAULT_ENCODING))[
ResponseAttributes.NODEGROUP
]
def _execute(name=TestNodegroup.nodegroup_name):
return create_and_verify_nodegroup(test_client, name=name)
yield _execute
@mock_aws
def test_eks_create_single_cluster(create_cluster):
result_cluster = create_cluster()
assert result_cluster[ClusterAttributes.NAME] == TestCluster.cluster_name
all_arn_values_should_be_valid(
expected_arn_values=TestCluster.expected_arn_values,
pattern=RegExTemplates.CLUSTER_ARN,
arn_under_test=result_cluster[ClusterAttributes.ARN],
)
@mock_aws
def test_eks_create_multiple_clusters_with_same_name(test_client, create_cluster):
create_cluster()
expected_exception = ResourceInUseException
expected_msg = CLUSTER_EXISTS_MSG.format(clusterName=TestCluster.cluster_name)
expected_data = {
ClusterAttributes.CLUSTER_NAME: TestCluster.cluster_name,
NodegroupAttributes.NODEGROUP_NAME: None,
AddonAttributes.ADDON_NAME: None,
ResponseAttributes.MESSAGE: expected_msg,
}
response = test_client.post(
TestCluster.endpoint,
data=json.dumps(TestCluster.data),
headers=DEFAULT_HTTP_HEADERS,
)
should_return_expected_exception(response, expected_exception, expected_data)
@mock_aws
def test_eks_create_nodegroup_without_cluster(test_client):
expected_exception = ResourceNotFoundException
expected_msg = CLUSTER_NOT_FOUND_MSG.format(clusterName=TestCluster.cluster_name)
expected_data = {
ClusterAttributes.CLUSTER_NAME: None,
NodegroupAttributes.NODEGROUP_NAME: None,
FargateProfileAttributes.FARGATE_PROFILE_NAME: None,
AddonAttributes.ADDON_NAME: None,
ResponseAttributes.MESSAGE: expected_msg,
}
endpoint = Endpoints.CREATE_NODEGROUP.format(clusterName=TestCluster.cluster_name)
response = test_client.post(
endpoint, data=json.dumps(TestNodegroup.data), headers=DEFAULT_HTTP_HEADERS
)
should_return_expected_exception(response, expected_exception, expected_data)
@mock_aws
def test_eks_create_nodegroup_on_existing_cluster(create_cluster, create_nodegroup):
create_cluster()
result_data = create_nodegroup()
assert (
result_data[NodegroupAttributes.NODEGROUP_NAME] == TestNodegroup.nodegroup_name
)
all_arn_values_should_be_valid(
expected_arn_values=TestNodegroup.expected_arn_values,
pattern=RegExTemplates.NODEGROUP_ARN,
arn_under_test=result_data[NodegroupAttributes.ARN],
)
@mock_aws
def test_eks_create_multiple_nodegroups_with_same_name(
test_client, create_cluster, create_nodegroup
):
create_cluster()
create_nodegroup()
expected_exception = ResourceInUseException
expected_msg = NODEGROUP_EXISTS_MSG.format(
clusterName=TestNodegroup.cluster_name,
nodegroupName=TestNodegroup.nodegroup_name,
)
expected_data = {
ClusterAttributes.CLUSTER_NAME: TestNodegroup.cluster_name,
NodegroupAttributes.NODEGROUP_NAME: TestNodegroup.nodegroup_name,
AddonAttributes.ADDON_NAME: None,
ResponseAttributes.MESSAGE: expected_msg,
}
response = test_client.post(
TestNodegroup.endpoint,
data=json.dumps(TestNodegroup.data),
headers=DEFAULT_HTTP_HEADERS,
)
should_return_expected_exception(response, expected_exception, expected_data)
@mock_aws
def test_eks_list_clusters(test_client, create_cluster):
[create_cluster(name) for name in NAME_LIST]
response = test_client.get(
Endpoints.LIST_CLUSTERS.format(
maxResults=DEFAULT_MAX_RESULTS, nextToken=DEFAULT_NEXT_TOKEN
)
)
result_data = json.loads(response.data.decode(DEFAULT_ENCODING))[
ResponseAttributes.CLUSTERS
]
assert response.status_code == StatusCodes.OK
assert len(result_data) == len(NAME_LIST)
assert sorted(result_data) == sorted(NAME_LIST)
@mock_aws
def test_eks_list_nodegroups(test_client, create_cluster, create_nodegroup):
create_cluster()
[create_nodegroup(name) for name in NAME_LIST]
response = test_client.get(
Endpoints.LIST_NODEGROUPS.format(
clusterName=TestCluster.cluster_name,
maxResults=DEFAULT_MAX_RESULTS,
nextToken=DEFAULT_NEXT_TOKEN,
)
)
result_data = json.loads(response.data.decode(DEFAULT_ENCODING))[
ResponseAttributes.NODEGROUPS
]
assert response.status_code == StatusCodes.OK
assert sorted(result_data) == sorted(NAME_LIST)
assert len(result_data) == len(NAME_LIST)
@mock_aws
def test_eks_describe_existing_cluster(test_client, create_cluster):
create_cluster()
response = test_client.get(
Endpoints.DESCRIBE_CLUSTER.format(clusterName=TestCluster.cluster_name)
)
result_data = json.loads(response.data.decode(DEFAULT_ENCODING))[
ResponseAttributes.CLUSTER
]
assert response.status_code == StatusCodes.OK
assert result_data[ClusterAttributes.NAME] == TestCluster.cluster_name
assert result_data[ClusterAttributes.ENCRYPTION_CONFIG] == []
assert ClusterAttributes.REMOTE_NETWORK_CONFIG not in result_data
all_arn_values_should_be_valid(
expected_arn_values=TestCluster.expected_arn_values,
pattern=RegExTemplates.CLUSTER_ARN,
arn_under_test=result_data[ClusterAttributes.ARN],
)
@mock_aws
def test_eks_describe_nonexisting_cluster(test_client):
expected_exception = ResourceNotFoundException
expected_msg = CLUSTER_NOT_FOUND_MSG.format(clusterName=TestCluster.cluster_name)
expected_data = {
ClusterAttributes.CLUSTER_NAME: None,
NodegroupAttributes.NODEGROUP_NAME: None,
FargateProfileAttributes.FARGATE_PROFILE_NAME: None,
AddonAttributes.ADDON_NAME: None,
ResponseAttributes.MESSAGE: expected_msg,
}
response = test_client.get(
Endpoints.DESCRIBE_CLUSTER.format(clusterName=TestCluster.cluster_name)
)
should_return_expected_exception(response, expected_exception, expected_data)
@mock_aws
def test_eks_describe_existing_nodegroup(test_client, create_cluster, create_nodegroup):
create_cluster()
create_nodegroup()
response = test_client.get(
Endpoints.DESCRIBE_NODEGROUP.format(
clusterName=TestNodegroup.cluster_name,
nodegroupName=TestNodegroup.nodegroup_name,
)
)
result_data = json.loads(response.data.decode(DEFAULT_ENCODING))[
ResponseAttributes.NODEGROUP
]
assert response.status_code == StatusCodes.OK
assert result_data[ClusterAttributes.CLUSTER_NAME] == TestNodegroup.cluster_name
assert (
result_data[NodegroupAttributes.NODEGROUP_NAME] == TestNodegroup.nodegroup_name
)
all_arn_values_should_be_valid(
expected_arn_values=TestNodegroup.expected_arn_values,
pattern=RegExTemplates.NODEGROUP_ARN,
arn_under_test=result_data[NodegroupAttributes.ARN],
)
@mock_aws
def test_eks_describe_nonexisting_nodegroup(test_client, create_cluster):
create_cluster()
expected_exception = ResourceNotFoundException
expected_msg = NODEGROUP_NOT_FOUND_MSG.format(
clusterName=TestNodegroup.cluster_name,
nodegroupName=TestNodegroup.nodegroup_name,
)
expected_data = {
ClusterAttributes.CLUSTER_NAME: TestNodegroup.cluster_name,
NodegroupAttributes.NODEGROUP_NAME: TestNodegroup.nodegroup_name,
FargateProfileAttributes.FARGATE_PROFILE_NAME: None,
AddonAttributes.ADDON_NAME: None,
ResponseAttributes.MESSAGE: expected_msg,
}
response = test_client.get(
Endpoints.DESCRIBE_NODEGROUP.format(
clusterName=TestCluster.cluster_name,
nodegroupName=TestNodegroup.nodegroup_name,
)
)
should_return_expected_exception(response, expected_exception, expected_data)
@mock_aws
def test_eks_describe_nodegroup_nonexisting_cluster(test_client):
expected_exception = ResourceNotFoundException
expected_msg = CLUSTER_NOT_FOUND_MSG.format(clusterName=TestNodegroup.cluster_name)
expected_data = {
ClusterAttributes.CLUSTER_NAME: TestNodegroup.cluster_name,
NodegroupAttributes.NODEGROUP_NAME: TestNodegroup.nodegroup_name,
FargateProfileAttributes.FARGATE_PROFILE_NAME: None,
AddonAttributes.ADDON_NAME: None,
ResponseAttributes.MESSAGE: expected_msg,
}
response = test_client.get(
Endpoints.DESCRIBE_NODEGROUP.format(
clusterName=TestCluster.cluster_name,
nodegroupName=TestNodegroup.nodegroup_name,
)
)
should_return_expected_exception(response, expected_exception, expected_data)
@mock_aws
def test_eks_delete_cluster(test_client, create_cluster):
create_cluster()
response = test_client.delete(
Endpoints.DELETE_CLUSTER.format(clusterName=TestCluster.cluster_name)
)
result_data = json.loads(response.data.decode(DEFAULT_ENCODING))[
ResponseAttributes.CLUSTER
]
assert response.status_code == StatusCodes.OK
assert result_data[ClusterAttributes.NAME] == TestCluster.cluster_name
all_arn_values_should_be_valid(
expected_arn_values=TestCluster.expected_arn_values,
pattern=RegExTemplates.CLUSTER_ARN,
arn_under_test=result_data[ClusterAttributes.ARN],
)
@mock_aws
def test_eks_delete_nonexisting_cluster(test_client):
expected_exception = ResourceNotFoundException
expected_msg = CLUSTER_NOT_FOUND_MSG.format(clusterName=TestCluster.cluster_name)
expected_data = {
ClusterAttributes.CLUSTER_NAME: None,
NodegroupAttributes.NODEGROUP_NAME: None,
FargateProfileAttributes.FARGATE_PROFILE_NAME: None,
AddonAttributes.ADDON_NAME: None,
ResponseAttributes.MESSAGE: expected_msg,
}
response = test_client.delete(
Endpoints.DELETE_CLUSTER.format(clusterName=TestCluster.cluster_name)
)
should_return_expected_exception(response, expected_exception, expected_data)
@mock_aws
def test_eks_delete_cluster_with_nodegroups(
test_client, create_cluster, create_nodegroup
):
create_cluster()
create_nodegroup()
expected_exception = ResourceInUseException
expected_msg = CLUSTER_IN_USE_MSG.format(clusterName=TestCluster.cluster_name)
expected_data = {
ClusterAttributes.CLUSTER_NAME: TestCluster.cluster_name,
NodegroupAttributes.NODEGROUP_NAME: TestNodegroup.nodegroup_name,
AddonAttributes.ADDON_NAME: None,
ResponseAttributes.MESSAGE: expected_msg,
}
response = test_client.delete(
Endpoints.DELETE_CLUSTER.format(clusterName=TestCluster.cluster_name)
)
should_return_expected_exception(response, expected_exception, expected_data)
@mock_aws
def test_eks_delete_nodegroup(test_client, create_cluster, create_nodegroup):
create_cluster()
create_nodegroup()
response = test_client.delete(
Endpoints.DELETE_NODEGROUP.format(
clusterName=TestNodegroup.cluster_name,
nodegroupName=TestNodegroup.nodegroup_name,
)
)
result_data = json.loads(response.data.decode(DEFAULT_ENCODING))[
ResponseAttributes.NODEGROUP
]
assert response.status_code == StatusCodes.OK
assert result_data[ClusterAttributes.CLUSTER_NAME] == TestNodegroup.cluster_name
assert (
result_data[NodegroupAttributes.NODEGROUP_NAME] == TestNodegroup.nodegroup_name
)
all_arn_values_should_be_valid(
expected_arn_values=TestNodegroup.expected_arn_values,
pattern=RegExTemplates.NODEGROUP_ARN,
arn_under_test=result_data[NodegroupAttributes.ARN],
)
@mock_aws
def test_eks_delete_nonexisting_nodegroup(test_client, create_cluster):
create_cluster()
expected_exception = ResourceNotFoundException
expected_msg = NODEGROUP_NOT_FOUND_MSG.format(
clusterName=TestNodegroup.cluster_name,
nodegroupName=TestNodegroup.nodegroup_name,
)
expected_data = {
ClusterAttributes.CLUSTER_NAME: TestNodegroup.cluster_name,
NodegroupAttributes.NODEGROUP_NAME: TestNodegroup.nodegroup_name,
FargateProfileAttributes.FARGATE_PROFILE_NAME: None,
AddonAttributes.ADDON_NAME: None,
ResponseAttributes.MESSAGE: expected_msg,
}
response = test_client.delete(
Endpoints.DELETE_NODEGROUP.format(
clusterName=TestNodegroup.cluster_name,
nodegroupName=TestNodegroup.nodegroup_name,
)
)
should_return_expected_exception(response, expected_exception, expected_data)
@mock_aws
def test_eks_delete_nodegroup_nonexisting_cluster(test_client):
expected_exception = ResourceNotFoundException
expected_msg = CLUSTER_NOT_FOUND_MSG.format(
clusterName=TestNodegroup.cluster_name,
nodegroupName=TestNodegroup.nodegroup_name,
)
expected_data = {
ClusterAttributes.CLUSTER_NAME: None,
NodegroupAttributes.NODEGROUP_NAME: None,
FargateProfileAttributes.FARGATE_PROFILE_NAME: None,
AddonAttributes.ADDON_NAME: None,
ResponseAttributes.MESSAGE: expected_msg,
}
response = test_client.delete(
Endpoints.DELETE_NODEGROUP.format(
clusterName=TestNodegroup.cluster_name,
nodegroupName=TestNodegroup.nodegroup_name,
)
)
should_return_expected_exception(response, expected_exception, expected_data)
def should_return_expected_exception(response, expected_exception, expected_data):
result_data = json.loads(response.data.decode(DEFAULT_ENCODING))
assert response.status_code == expected_exception.STATUS
assert response.headers.get(HttpHeaders.ErrorType) == expected_exception.TYPE
assert result_data == expected_data
|
