ec2_getatt.yaml

AWSTemplateFormatVersion: "2010-09-09"
Description: "Create EC2 instance"

Parameters: 
  InstanceTypeParameter: 
    Description: Select instance type
    Type: String
    Default: t2.micro
    AllowedValues: 
      - t2.micro
      - t2.small
      - t2.large
    Description: Enter t2.micro, m1.small, or m1.large. Default is t2.micro.


Resources: 
  Instance:
    Type: AWS::EC2::Instance
    Properties: 
      InstanceType: !Ref InstanceTypeParameter
      ImageId: ami-0dba2cb6798deb6d8
      Tags: 
        - Key: Name
          Value: cf-demo

  NewVolume: 
    Type: AWS::EC2::Volume
    Properties: 
      Size: 100
      AvailabilityZone: 
        !GetAtt Instance.AvailabilityZone

  MountPoint: 
    Type: AWS::EC2::VolumeAttachment
    Properties: 
      InstanceId: 
        !Ref Instance
      VolumeId: 
        !Ref NewVolume
      Device: /dev/sdh

Outputs:
    InstanceName:
      Value: !Ref Instance
    DNSName:
      Value: !GetAtt Instance.PublicDnsName




# Fn::GetAtt: [ logicalNameResource, attributeName ]
# !GetAtt logicalNameResource.attributeName