---
AWSTemplateFormatVersion: "2010-09-09"
Description: >
  Test Sub Functions
Parameters:
  CidrBlock:
    Type: CommaDelimitedList
Resources:
  myInstance:
    Type: AWS::EC2::Instance
    Metadata:
      AWS::CloudFormation::Init:
        config:
          files:
            /etc/aws-signing-proxy.yml:
              content: !Sub |
                listen-address: 127.0.0.1
                port: 9200
                target: https://${mySubStack.Outputs.DomainEndpoint}
                region: ${AWS::BadRegion}
                failover-region: ${AWS AnotherRegion}
                literal: ${!Literal}
                loadbalancer: ${myInstance3.PublicDnsName1}
                badresource: ${myInstance5.PublicDnsName}
    Properties:
      ImageId: ami-asdfef
      UserData:
        Fn::Base64:
          Fn::Sub: !Ref myInstance2
  myInstance2:
    Type: AWS::EC2::Instance
    Properties:
      ImageId: ami-123456
      UserData:
        Fn::Base64:
          Fn::Sub:
          - yum install ${package}"
          - package: !Split [ ',', 'test, test1' ]
  myInstance3:
    Type: AWS::EC2::Instance
    Properties:
      ImageId: ami-123456
      UserData:
        Fn::Base64:
          Fn::Sub:
          - yum install ${package}; echo ${AWS::Region}; echo ${!Literal}"
          - mypackage: httpd
  myVPc:
    Type: AWS::EC2::VPC
    Properties:
      CidrBlock: !Sub "${CidrBlock}"
  myVPc2:
    Type: AWS::EC2::VPC
    Properties:
      CidrBlock:
        Fn::Sub:
        - "${myCidr}${number}"
        - myCidr: !Ref CidrBlock
          number:
          - bad
  LaunchConfiguration:
    Type: AWS::AutoScaling::LaunchConfiguration
    Properties:
      ImageId: ami-123456
      InstanceType: t2.micro
      UserData:
        'Fn::Base64':
          'Fn::Sub':
            'Fn::Transform':  # Doesn't support an object of two items
              Name: DynamicUserData
            'Fn::GetAtt': myVPc2.CidrBlock
  LaunchConfiguration2:
    Type: AWS::AutoScaling::LaunchConfiguration
    Properties:
      ImageId: ami-123456
      InstanceType: t2.micro
      UserData:
        'Fn::Base64':
          'Fn::Sub':
            'Fn::GetAtt': myVPc.CidrBlock
Outputs:
  myOutput:
    Value: !Sub "${myInstance3.PrivateDnsName1}"
  list:
    Value: !Sub "${myVPc.CidrBlockAssociations}"
  list2:
    Value:
      Fn::Sub:
      - "${myCidr}"
      - myCidr: !GetAtt myVPc.CidrBlockAssociations