Configuration.py

"""
Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
SPDX-License-Identifier: MIT-0
"""

from typing import Any

import cfnlint.data.schemas.other.resources
import cfnlint.helpers
from cfnlint.helpers import FUNCTIONS
from cfnlint.jsonschema import Validator
from cfnlint.rules.jsonschema.CfnLintJsonSchema import CfnLintJsonSchema, SchemaDetails
from cfnlint.schema.resolver import RefResolver


class Configuration(CfnLintJsonSchema):
    """Check Update Policy Configuration"""

    id = "E3016"
    shortdesc = "Check the configuration of a resources UpdatePolicy"
    description = "Make sure a resources UpdatePolicy is properly configured"
    source_url = "https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-attribute-updatepolicy.html"
    tags = ["resources", "updatepolicy"]

    def __init__(self) -> None:
        super().__init__(
            keywords=["Resources/*"],
            schema_details=SchemaDetails(
                module=cfnlint.data.schemas.other.resources,
                filename="update_policy.json",
            ),
            all_matches=True,
        )

    def validate(self, validator: Validator, keywords: Any, instance: Any, schema: Any):
        validator = validator.evolve(
            context=validator.context.evolve(
                functions=list(FUNCTIONS),
                strict_types=False,
            ),
            schema=self._schema,
            resolver=RefResolver.from_schema(
                self._schema,
            ),
        )

        yield from super()._iter_errors(validator, instance)