AWSTemplateFormatVersion: '2010-09-09'
Transform: AWS::Serverless-2016-10-31
Description: Example template

Parameters:

    DATABASE_USERNAME:
        Description: 'Required. The Database username'
        Type: 'AWS::SSM::Parameter::Value<String>'
        Default: 'MyDatabaseUsernamename'

    DATABASE_PASSWORD:
        Description: 'Required. The Database password'
        Type: 'AWS::SSM::Parameter::Value<String>'
        Default: 'MyDatabasePassword'

    DATABASE_HOSTNAME:
        Description: 'Required. The Database hostname'
        Type: 'AWS::SSM::Parameter::Value<String>'
        Default: 'MyDatabaseHostname'

Resources:

    GetOrdersFunction:
        Type: AWS::Serverless::Function
        Properties:
            CodeUri: orderlambda/
            Handler: app.lambdaHandler
            Runtime: nodejs8.10
            Environment:
                Variables:
                    DB_USER: !Ref DATABASE_USERNAME
                    DB_PASSWORD: !Ref DATABASE_PASSWORD
                    DB_HOSTNAME: !Ref DATABASE_HOSTNAME
            Events:
                HelloWorld:
                    Type: Api
                    Properties:
                        Path: /orders
                        Method: get