Techdebt: MyPy EKS (#5961)

This commit is contained in:
Bert Blommers 2023-02-22 10:19:58 -01:00 committed by GitHub
parent 03dfbe6931
commit eb3ed9106b
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GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 167 additions and 145 deletions

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@ -1,16 +1,17 @@
import json
from typing import Any, Dict, Tuple
from moto.core.exceptions import AWSError
class EKSError(AWSError):
def __init__(self, **kwargs):
super(AWSError, self).__init__(error_type=self.TYPE, message="")
def __init__(self, **kwargs: Any):
super(AWSError, self).__init__(error_type=self.TYPE, message="") # type: ignore
self.description = json.dumps(kwargs)
self.headers = {"status": self.STATUS, "x-amzn-ErrorType": self.TYPE}
self.code = self.STATUS
def response(self):
def response(self) -> Tuple[int, Dict[str, Any], str]: # type: ignore[override]
return self.STATUS, self.headers, self.description

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@ -1,4 +1,5 @@
from datetime import datetime
from typing import Any, Dict, List, Optional, Tuple, Iterator
from moto.core import BaseBackend, BackendDict
from moto.core.utils import iso_8601_datetime_without_milliseconds
@ -52,7 +53,7 @@ DEFAULT_AMI_TYPE = "AL2_x86_64"
DEFAULT_CAPACITY_TYPE = "ON_DEMAND"
DEFAULT_DISK_SIZE = "20"
DEFAULT_INSTANCE_TYPES = ["t3.medium"]
DEFAULT_NODEGROUP_HEALTH = {"issues": []}
DEFAULT_NODEGROUP_HEALTH: Dict[str, Any] = {"issues": []}
DEFAULT_RELEASE_VERSION = "1.19.8-20210414"
DEFAULT_REMOTE_ACCESS = {"ec2SshKey": "eksKeypair"}
DEFAULT_SCALING_CONFIG = {"minSize": 2, "maxSize": 2, "desiredSize": 2}
@ -91,28 +92,28 @@ NODEGROUP_NOT_FOUND_MSG = "No node group found for name: {nodegroupName}."
class Cluster:
def __init__(
self,
name,
role_arn,
resources_vpc_config,
account_id,
region_name,
aws_partition,
version=None,
kubernetes_network_config=None,
logging=None,
client_request_token=None,
tags=None,
encryption_config=None,
name: str,
role_arn: str,
resources_vpc_config: Dict[str, Any],
account_id: str,
region_name: str,
aws_partition: str,
version: Optional[str] = None,
kubernetes_network_config: Optional[Dict[str, str]] = None,
logging: Optional[Dict[str, Any]] = None,
client_request_token: Optional[str] = None,
tags: Optional[Dict[str, str]] = None,
encryption_config: Optional[List[Dict[str, Any]]] = None,
):
if encryption_config is None:
encryption_config = []
if tags is None:
tags = dict()
self.nodegroups = dict()
self.nodegroups: Dict[str, ManagedNodegroup] = dict()
self.nodegroup_count = 0
self.fargate_profiles = dict()
self.fargate_profiles: Dict[str, FargateProfile] = dict()
self.fargate_profile_count = 0
self.arn = CLUSTER_ARN_TEMPLATE.format(
@ -141,7 +142,7 @@ class Cluster:
self.role_arn = role_arn
self.tags = tags
def __iter__(self):
def __iter__(self) -> Iterator[Tuple[str, Any]]:
yield "name", self.name
yield "arn", self.arn
yield "createdAt", self.creation_date
@ -159,23 +160,23 @@ class Cluster:
yield "tags", self.tags
yield "encryptionConfig", self.encryption_config
def isActive(self):
def isActive(self) -> bool:
return self.status == "ACTIVE"
class FargateProfile:
def __init__(
self,
cluster_name,
fargate_profile_name,
pod_execution_role_arn,
selectors,
account_id,
region_name,
aws_partition,
client_request_token=None,
subnets=None,
tags=None,
cluster_name: str,
fargate_profile_name: str,
pod_execution_role_arn: str,
selectors: List[Dict[str, Any]],
account_id: str,
region_name: str,
aws_partition: str,
client_request_token: Optional[str] = None,
subnets: Optional[List[str]] = None,
tags: Optional[Dict[str, str]] = None,
):
if subnets is None:
subnets = list()
@ -202,7 +203,7 @@ class FargateProfile:
self.subnets = subnets
self.tags = tags
def __iter__(self):
def __iter__(self) -> Iterator[Tuple[str, Any]]:
yield "clusterName", self.cluster_name
yield "createdAt", self.created_at
yield "fargateProfileArn", self.fargate_profile_arn
@ -217,33 +218,33 @@ class FargateProfile:
class ManagedNodegroup:
def __init__(
self,
cluster_name,
node_role,
nodegroup_name,
subnets,
account_id,
region_name,
aws_partition,
scaling_config=None,
disk_size=None,
instance_types=None,
ami_type=None,
remote_access=None,
labels=None,
taints=None,
tags=None,
client_request_token=None,
launch_template=None,
capacity_type=None,
version=None,
release_version=None,
cluster_name: str,
node_role: str,
nodegroup_name: str,
subnets: List[str],
account_id: str,
region_name: str,
aws_partition: str,
scaling_config: Optional[Dict[str, int]] = None,
disk_size: Optional[int] = None,
instance_types: Optional[List[str]] = None,
ami_type: Optional[str] = None,
remote_access: Optional[Dict[str, Any]] = None,
labels: Optional[Dict[str, str]] = None,
taints: Optional[List[Dict[str, str]]] = None,
tags: Optional[Dict[str, str]] = None,
client_request_token: Optional[str] = None,
launch_template: Optional[Dict[str, str]] = None,
capacity_type: Optional[str] = None,
version: Optional[str] = None,
release_version: Optional[str] = None,
):
if tags is None:
tags = dict()
if labels is None:
labels = dict()
if taints is None:
taints = dict()
taints = []
self.uuid = str(random.uuid4())
self.arn = NODEGROUP_ARN_TEMPLATE.format(
@ -291,19 +292,19 @@ class ManagedNodegroup:
ec2 = ec2_backends[account_id][region_name]
template = None
if "name" in self.launch_template:
name = self.launch_template["name"]
if "name" in self.launch_template: # type: ignore
name = self.launch_template["name"] # type: ignore
template = ec2.describe_launch_templates(template_names=[name])[0]
elif "id" in self.launch_template:
_id = self.launch_template["id"]
elif "id" in self.launch_template: # type: ignore
_id = self.launch_template["id"] # type: ignore
template = ec2.describe_launch_templates(template_ids=[_id])[0]
self.launch_template["id"] = template.id
self.launch_template["name"] = template.name
self.launch_template["id"] = template.id # type: ignore
self.launch_template["name"] = template.name # type: ignore
except: # noqa: E722 Do not use bare except
pass
def __iter__(self):
def __iter__(self) -> Iterator[Tuple[str, Any]]:
yield "nodegroupName", self.nodegroup_name
yield "nodegroupArn", self.arn
yield "clusterName", self.cluster_name
@ -329,24 +330,24 @@ class ManagedNodegroup:
class EKSBackend(BaseBackend):
def __init__(self, region_name, account_id):
def __init__(self, region_name: str, account_id: str):
super().__init__(region_name, account_id)
self.clusters = dict()
self.clusters: Dict[str, Cluster] = dict()
self.cluster_count = 0
self.partition = get_partition(region_name)
def create_cluster(
self,
name,
role_arn,
resources_vpc_config,
version=None,
kubernetes_network_config=None,
logging=None,
client_request_token=None,
tags=None,
encryption_config=None,
):
name: str,
role_arn: str,
resources_vpc_config: Dict[str, Any],
version: Optional[str] = None,
kubernetes_network_config: Optional[Dict[str, str]] = None,
logging: Optional[Dict[str, Any]] = None,
client_request_token: Optional[str] = None,
tags: Optional[Dict[str, str]] = None,
encryption_config: Optional[List[Dict[str, Any]]] = None,
) -> Cluster:
if name in self.clusters:
# Cluster exists.
raise ResourceInUseException(
@ -377,14 +378,14 @@ class EKSBackend(BaseBackend):
def create_fargate_profile(
self,
fargate_profile_name,
cluster_name,
selectors,
pod_execution_role_arn,
subnets=None,
client_request_token=None,
tags=None,
):
fargate_profile_name: str,
cluster_name: str,
selectors: List[Dict[str, Any]],
pod_execution_role_arn: str,
subnets: Optional[List[str]] = None,
client_request_token: Optional[str] = None,
tags: Optional[Dict[str, str]] = None,
) -> FargateProfile:
try:
# Cluster exists.
cluster = self.clusters[cluster_name]
@ -431,24 +432,24 @@ class EKSBackend(BaseBackend):
def create_nodegroup(
self,
cluster_name,
node_role,
nodegroup_name,
subnets,
scaling_config=None,
disk_size=None,
instance_types=None,
ami_type=None,
remote_access=None,
labels=None,
taints=None,
tags=None,
client_request_token=None,
launch_template=None,
capacity_type=None,
version=None,
release_version=None,
):
cluster_name: str,
node_role: str,
nodegroup_name: str,
subnets: List[str],
scaling_config: Optional[Dict[str, int]] = None,
disk_size: Optional[int] = None,
instance_types: Optional[List[str]] = None,
ami_type: Optional[str] = None,
remote_access: Optional[Dict[str, Any]] = None,
labels: Optional[Dict[str, str]] = None,
taints: Optional[List[Dict[str, str]]] = None,
tags: Optional[Dict[str, str]] = None,
client_request_token: Optional[str] = None,
launch_template: Optional[Dict[str, str]] = None,
capacity_type: Optional[str] = None,
version: Optional[str] = None,
release_version: Optional[str] = None,
) -> ManagedNodegroup:
try:
# Cluster exists.
cluster = self.clusters[cluster_name]
@ -506,7 +507,7 @@ class EKSBackend(BaseBackend):
cluster.nodegroup_count += 1
return nodegroup
def describe_cluster(self, name):
def describe_cluster(self, name: str) -> Cluster:
try:
# Cluster exists.
return self.clusters[name]
@ -520,7 +521,9 @@ class EKSBackend(BaseBackend):
message=CLUSTER_NOT_FOUND_MSG.format(clusterName=name),
)
def describe_fargate_profile(self, cluster_name, fargate_profile_name):
def describe_fargate_profile(
self, cluster_name: str, fargate_profile_name: str
) -> FargateProfile:
try:
# Cluster exists.
cluster = self.clusters[cluster_name]
@ -548,7 +551,9 @@ class EKSBackend(BaseBackend):
),
)
def describe_nodegroup(self, cluster_name, nodegroup_name):
def describe_nodegroup(
self, cluster_name: str, nodegroup_name: str
) -> ManagedNodegroup:
try:
# Cluster exists.
cluster = self.clusters[cluster_name]
@ -574,7 +579,7 @@ class EKSBackend(BaseBackend):
message=NODEGROUP_NOT_FOUND_MSG.format(nodegroupName=nodegroup_name),
)
def delete_cluster(self, name):
def delete_cluster(self, name: str) -> Cluster:
try:
# Cluster exists.
validate_safe_to_delete(self.clusters[name])
@ -592,7 +597,9 @@ class EKSBackend(BaseBackend):
self.cluster_count -= 1
return result
def delete_fargate_profile(self, cluster_name, fargate_profile_name):
def delete_fargate_profile(
self, cluster_name: str, fargate_profile_name: str
) -> FargateProfile:
try:
# Cluster exists.
cluster = self.clusters[cluster_name]
@ -623,7 +630,9 @@ class EKSBackend(BaseBackend):
cluster.fargate_profile_count -= 1
return deleted_fargate_profile
def delete_nodegroup(self, cluster_name, nodegroup_name):
def delete_nodegroup(
self, cluster_name: str, nodegroup_name: str
) -> ManagedNodegroup:
try:
# Cluster exists.
cluster = self.clusters[cluster_name]
@ -652,7 +661,7 @@ class EKSBackend(BaseBackend):
cluster.nodegroup_count -= 1
return result
def tag_resource(self, resource_arn, tags):
def tag_resource(self, resource_arn: str, tags: Dict[str, str]) -> None:
"""
This function currently will tag an EKS cluster only. It does not tag a managed node group
"""
@ -673,9 +682,8 @@ class EKSBackend(BaseBackend):
message="An error occurred (NotFoundException) when calling the TagResource operation: Resource was not found",
)
cluster.tags.update(tags)
return ""
def untag_resource(self, resource_arn, tag_keys):
def untag_resource(self, resource_arn: str, tag_keys: List[str]) -> None:
"""
This function currently will remove tags on an EKS cluster only. It does not remove tags from a managed node group
"""
@ -700,9 +708,8 @@ class EKSBackend(BaseBackend):
for name in tag_keys:
if name in cluster.tags:
del cluster.tags[name]
return ""
def list_tags_for_resource(self, resource_arn):
def list_tags_for_resource(self, resource_arn: str) -> Dict[str, str]:
"""
This function currently will list tags on an EKS cluster only. It does not list tags from a managed node group
"""
@ -724,19 +731,29 @@ class EKSBackend(BaseBackend):
)
return cluster.tags
def list_clusters(self, max_results, next_token):
return paginated_list(self.clusters.keys(), max_results, next_token)
def list_clusters(
self, max_results: int, next_token: Optional[str]
) -> Tuple[List[Cluster], Optional[Cluster]]:
return paginated_list(list(self.clusters.keys()), max_results, next_token)
def list_fargate_profiles(self, cluster_name, max_results, next_token):
def list_fargate_profiles(
self, cluster_name: str, max_results: int, next_token: Optional[str]
) -> Tuple[List[FargateProfile], Optional[FargateProfile]]:
cluster = self.clusters[cluster_name]
return paginated_list(cluster.fargate_profiles.keys(), max_results, next_token)
return paginated_list(
list(cluster.fargate_profiles.keys()), max_results, next_token
)
def list_nodegroups(self, cluster_name, max_results, next_token):
def list_nodegroups(
self, cluster_name: str, max_results: int, next_token: Optional[str]
) -> Tuple[List[ManagedNodegroup], Optional[ManagedNodegroup]]:
cluster = self.clusters[cluster_name]
return paginated_list(cluster.nodegroups.keys(), max_results, next_token)
return paginated_list(list(cluster.nodegroups.keys()), max_results, next_token)
def paginated_list(full_list, max_results, next_token):
def paginated_list(
full_list: List[Any], max_results: int, next_token: Optional[str]
) -> Tuple[List[Any], Optional[Any]]:
"""
Returns a tuple containing a slice of the full list
starting at next_token and ending with at most the
@ -754,7 +771,7 @@ def paginated_list(full_list, max_results, next_token):
return sorted_list[start:end], new_next
def validate_safe_to_delete(cluster):
def validate_safe_to_delete(cluster: Cluster) -> None:
# A cluster which has nodegroups attached can not be deleted.
if cluster.nodegroup_count:
nodegroup_names = ",".join(list(cluster.nodegroups.keys()))
@ -766,7 +783,9 @@ def validate_safe_to_delete(cluster):
)
def validate_launch_template_combination(disk_size, remote_access):
def validate_launch_template_combination(
disk_size: Optional[int], remote_access: Optional[Dict[str, Any]]
) -> None:
if not (disk_size or remote_access):
return
@ -777,8 +796,8 @@ def validate_launch_template_combination(disk_size, remote_access):
)
def _validate_fargate_profile_selectors(selectors):
def raise_exception(message):
def _validate_fargate_profile_selectors(selectors: List[Dict[str, Any]]) -> None:
def raise_exception(message: str) -> None:
raise InvalidParameterException(
clusterName=None,
nodegroupName=None,

View File

@ -1,22 +1,24 @@
import json
from typing import Any
from urllib.parse import unquote
from moto.core.common_types import TYPE_RESPONSE
from moto.core.responses import BaseResponse
from .models import eks_backends
from .models import eks_backends, EKSBackend
DEFAULT_MAX_RESULTS = 100
DEFAULT_NEXT_TOKEN = ""
class EKSResponse(BaseResponse):
def __init__(self):
def __init__(self) -> None:
super().__init__(service_name="eks")
@property
def eks_backend(self):
def eks_backend(self) -> EKSBackend:
return eks_backends[self.current_account][self.region]
def create_cluster(self):
def create_cluster(self) -> TYPE_RESPONSE:
name = self._get_param("name")
version = self._get_param("version")
role_arn = self._get_param("roleArn")
@ -41,7 +43,7 @@ class EKSResponse(BaseResponse):
return 200, {}, json.dumps({"cluster": dict(cluster)})
def create_fargate_profile(self):
def create_fargate_profile(self) -> TYPE_RESPONSE:
fargate_profile_name = self._get_param("fargateProfileName")
cluster_name = self._get_param("name")
pod_execution_role_arn = self._get_param("podExecutionRoleArn")
@ -62,7 +64,7 @@ class EKSResponse(BaseResponse):
return 200, {}, json.dumps({"fargateProfile": dict(fargate_profile)})
def create_nodegroup(self):
def create_nodegroup(self) -> TYPE_RESPONSE:
cluster_name = self._get_param("name")
nodegroup_name = self._get_param("nodegroupName")
scaling_config = self._get_param("scalingConfig")
@ -101,14 +103,14 @@ class EKSResponse(BaseResponse):
return 200, {}, json.dumps({"nodegroup": dict(nodegroup)})
def describe_cluster(self):
def describe_cluster(self) -> TYPE_RESPONSE:
name = self._get_param("name")
cluster = self.eks_backend.describe_cluster(name=name)
return 200, {}, json.dumps({"cluster": dict(cluster)})
def describe_fargate_profile(self):
def describe_fargate_profile(self) -> TYPE_RESPONSE:
cluster_name = self._get_param("name")
fargate_profile_name = self._get_param("fargateProfileName")
@ -117,7 +119,7 @@ class EKSResponse(BaseResponse):
)
return 200, {}, json.dumps({"fargateProfile": dict(fargate_profile)})
def describe_nodegroup(self):
def describe_nodegroup(self) -> TYPE_RESPONSE:
cluster_name = self._get_param("name")
nodegroup_name = self._get_param("nodegroupName")
@ -127,7 +129,7 @@ class EKSResponse(BaseResponse):
return 200, {}, json.dumps({"nodegroup": dict(nodegroup)})
def list_clusters(self):
def list_clusters(self) -> TYPE_RESPONSE:
max_results = self._get_int_param("maxResults", DEFAULT_MAX_RESULTS)
next_token = self._get_param("nextToken", DEFAULT_NEXT_TOKEN)
@ -137,7 +139,7 @@ class EKSResponse(BaseResponse):
return 200, {}, json.dumps(dict(clusters=clusters, nextToken=next_token))
def list_fargate_profiles(self):
def list_fargate_profiles(self) -> TYPE_RESPONSE:
cluster_name = self._get_param("name")
max_results = self._get_int_param("maxResults", DEFAULT_MAX_RESULTS)
next_token = self._get_param("nextToken", DEFAULT_NEXT_TOKEN)
@ -154,7 +156,7 @@ class EKSResponse(BaseResponse):
),
)
def list_nodegroups(self):
def list_nodegroups(self) -> TYPE_RESPONSE:
cluster_name = self._get_param("name")
max_results = self._get_int_param("maxResults", DEFAULT_MAX_RESULTS)
next_token = self._get_param("nextToken", DEFAULT_NEXT_TOKEN)
@ -165,14 +167,14 @@ class EKSResponse(BaseResponse):
return 200, {}, json.dumps(dict(nodegroups=nodegroups, nextToken=next_token))
def delete_cluster(self):
def delete_cluster(self) -> TYPE_RESPONSE:
name = self._get_param("name")
cluster = self.eks_backend.delete_cluster(name=name)
return 200, {}, json.dumps({"cluster": dict(cluster)})
def delete_fargate_profile(self):
def delete_fargate_profile(self) -> TYPE_RESPONSE:
cluster_name = self._get_param("name")
fargate_profile_name = self._get_param("fargateProfileName")
@ -182,7 +184,7 @@ class EKSResponse(BaseResponse):
return 200, {}, json.dumps({"fargateProfile": dict(fargate_profile)})
def delete_nodegroup(self):
def delete_nodegroup(self) -> TYPE_RESPONSE:
cluster_name = self._get_param("name")
nodegroup_name = self._get_param("nodegroupName")
@ -192,7 +194,7 @@ class EKSResponse(BaseResponse):
return 200, {}, json.dumps({"nodegroup": dict(nodegroup)})
def tags(self, request, full_url, headers):
def tags(self, request: Any, full_url: str, headers: Any) -> TYPE_RESPONSE: # type: ignore[return]
self.setup_class(request, full_url, headers)
if request.method == "GET":
return self.list_tags_for_resource()
@ -201,25 +203,25 @@ class EKSResponse(BaseResponse):
if request.method == "DELETE":
return self.untag_resource()
def tag_resource(self):
def tag_resource(self) -> TYPE_RESPONSE:
self.eks_backend.tag_resource(
self._extract_arn_from_path(), self._get_param("tags")
)
return 200, {}, ""
def untag_resource(self):
def untag_resource(self) -> TYPE_RESPONSE:
self.eks_backend.untag_resource(
self._extract_arn_from_path(), self._get_param("tagKeys")
)
return 200, {}, ""
def list_tags_for_resource(self):
def list_tags_for_resource(self) -> TYPE_RESPONSE:
tags = self.eks_backend.list_tags_for_resource(self._extract_arn_from_path())
return 200, {}, json.dumps({"tags": tags})
def _extract_arn_from_path(self):
def _extract_arn_from_path(self) -> str:
# /tags/arn_that_may_contain_a_slash
path = unquote(self.path)
return "/".join(path.split("/")[2:])

View File

@ -6,7 +6,7 @@ from boto3 import Session
from moto.eks.exceptions import InvalidParameterException
def get_partition(region):
def get_partition(region: str) -> str:
valid_matches = [
# (region prefix, aws partition)
("cn-", "aws-cn"),
@ -21,7 +21,7 @@ def get_partition(region):
return "aws"
def method_name(use_parent=False):
def method_name(use_parent: bool = False) -> str:
"""
Returns the name of the method which called it from the stack in PascalCase.
If `use_parent` is True, returns the parent of the method which called it instead.
@ -37,12 +37,12 @@ def method_name(use_parent=False):
)
def validate_role_arn(arn):
def validate_role_arn(arn: str) -> None:
valid_role_arn_format = re.compile(
"arn:(?P<partition>.+):iam::(?P<account_id>[0-9]{12}):role/.+"
)
match = valid_role_arn_format.match(arn)
valid_partition = match.group("partition") in Session().get_available_partitions()
valid_partition = match.group("partition") in Session().get_available_partitions() # type: ignore
if not all({arn, match, valid_partition}):
raise InvalidParameterException("Invalid Role Arn: '" + arn + "'")
raise InvalidParameterException("Invalid Role Arn: '" + arn + "'") # type: ignore

View File

@ -229,7 +229,7 @@ disable = W,C,R,E
enable = anomalous-backslash-in-string, arguments-renamed, dangerous-default-value, deprecated-module, function-redefined, import-self, redefined-builtin, redefined-outer-name, reimported, pointless-statement, super-with-arguments, unused-argument, unused-import, unused-variable, useless-else-on-loop, wildcard-import
[mypy]
files= moto/a*,moto/b*,moto/c*,moto/d*,moto/ebs/,moto/ec2,moto/ec2instanceconnect,moto/ecr,moto/ecs,moto/efs,moto/es,moto/moto_api
files= moto/a*,moto/b*,moto/c*,moto/d*,moto/ebs/,moto/ec2,moto/ec2instanceconnect,moto/ecr,moto/ecs,moto/efs,moto/eks,moto/es,moto/moto_api
show_column_numbers=True
show_error_codes = True
disable_error_code=abstract