Create a Lambda via CloudFormation

LambdaSample.yml

AWSTemplateFormatVersion: '2010-09-09'
Description: Template for Lambda Sample.
  
Outputs:
  LambdaRoleARN:
    Description: Role for Lambda execution.
    Value:
      Fn::GetAtt:
        - LambdaRole
        - Arn
    Export:
      Name:
        Fn::Sub: LambdaRole
  LambdaFunctionName:
    Value:
      Ref: LambdaFunction
  LambdaFunctionARN:
    Description: Lambda function ARN.
    Value:
      Fn::GetAtt:
        - LambdaFunction
        - Arn
    Export:
      Name:
        Fn::Sub: LambdaARN-dev
Resources:
  LambdaRole:
    Type: AWS::IAM::Role
    Properties:
      RoleName:
        Fn::Sub: lambda-role
      AssumeRolePolicyDocument:
        Statement:
          - Action:
            - sts:AssumeRole
            Effect: Allow
            Principal:
              Service:
              - lambda.amazonaws.com
        Version: 2012-10-17
      ManagedPolicyArns:
        - arn:aws:iam::aws:policy/AWSLambdaExecute
        - arn:aws:iam::aws:policy/AmazonS3FullAccess
        - arn:aws:iam::aws:policy/AmazonDynamoDBFullAccess
        - arn:aws:iam::aws:policy/AmazonKinesisFullAccess
      Path: /
  LambdaFunction:
    Type: AWS::Lambda::Function
    Properties:
      FunctionName:
        Fn::Sub: lambda-function-dev
      Description: LambdaFunction of nodejs14.x.
      Runtime: nodejs14.x
      Code:
        ZipFile:
          "exports.handler = function(event, context){\n
            var sample = sample;"
      Handler: lambda-handler
      MemorySize: 128
      Timeout: 10
      Role:
        Fn::GetAtt:
          - LambdaRole
          - Arn
      Environment:
        Variables:
          ENV: dev
          TZ: UTC