| """ |
| Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved. |
| SPDX-License-Identifier: MIT-0 |
| """ |
|
|
| from typing import Any |
|
|
| from cfnlint.jsonschema import Validator |
| from cfnlint.rules.jsonschema.CfnLintJsonSchema import CfnLintJsonSchema |
|
|
|
|
| class Condition(CfnLintJsonSchema): |
|
|
| id = "E3015" |
| shortdesc = "Validate the resource condition is valid" |
| description = ( |
| "Check the condition of a resource to make sure it exists inside the template" |
| ) |
| source_url = "https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/resources-section-structure.html" |
| tags = ["resources", "conditions"] |
|
|
| def __init__(self) -> None: |
| super().__init__( |
| keywords=["Resources/*/Condition"], |
| all_matches=True, |
| ) |
|
|
| def validate(self, validator: Validator, _, instance: Any, schema): |
| if not validator.is_type(instance, "string"): |
| return |
|
|
| validator = self.extend_validator( |
| validator=validator, |
| schema={"enum": list(validator.context.conditions.conditions.keys())}, |
| context=validator.context.evolve(), |
| ) |
|
|
| yield from self._iter_errors(validator, instance) |
|
|
