aws-config-cost-optimization-conformance-pack/stackset.yaml at main · aws-samples/aws-config-cost-optimization-conformance-pack · GitHub

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AWSTemplateFormatVersion: 2010-09-09

Resources:
  AutomationRole:
    Type: AWS::IAM::Role
    Metadata:
      cfn_nag:
        rules_to_suppress:
          - id: W28
            reason: Hardcoded name required for Conformance Pack.
    Properties:
      RoleName: !Sub CostOpt-Automation-${AWS::Region}
      AssumeRolePolicyDocument:
        Version: 2012-10-17
        Statement:
          - Effect: Allow
            Principal:
              Service: ssm.amazonaws.com
            Action: sts:AssumeRole
      Policies: []

  CustomConfigFunctionRole:
    Type: AWS::IAM::Role
    Properties:
      AssumeRolePolicyDocument:
        Version: 2012-10-17
        Statement:
          - Effect: Allow
            Principal:
              Service: lambda.amazonaws.com
            Action: sts:AssumeRole
      ManagedPolicyArns:
        - !Sub arn:${AWS::Partition}:iam::aws:policy/service-role/AWSLambdaBasicExecutionRole
        - !Sub arn:${AWS::Partition}:iam::aws:policy/service-role/AWSConfigRulesExecutionRole
      Policies: []

  CustomConfigFunction:
    Type: AWS::Lambda::Function
    Metadata:
      cfn-lint:
        config:
          ignore_checks:
            - E3002 # Need to ignore cfn-lint illegal function check due to usage of !Rain::Embed
      cfn_nag:
        rules_to_suppress:
          - id: W58
            reason: Permissions provided through managed policy AWSLambdaBasicExecutionRole.
          - id: W89
            reason: VPC not required.
          - id: W92
            reason: Reserved Concurrency not required.
    Properties:
      FunctionName: CostOptimizationConformanceConfigRuleFunction
      Runtime: python3.12
      Handler: index.lambda_handler
      Architectures:
        - arm64
      Role: !GetAtt CustomConfigFunctionRole.Arn
      Code:
        ZipFile: !Rain::Embed functions/custom_config_rule-pkg.py

  CustomConfigFunctionPermission:
    Type: AWS::Lambda::Permission
    Properties:
      Action: lambda:InvokeFunction
      Principal: config.amazonaws.com
      FunctionName: !GetAtt CustomConfigFunction.Arn