LaunchConfiguration

LaunchConfiguration.yml

ASGLaunchConfiguration:
  Type: AWS::AutoScaling::LaunchConfiguration
  Properties:
    ImageId: !FindInMap
      - RegionMap
      - !Ref 'AWS::Region'
      - HVM64
    InstanceType: t2.micro
    KeyName: !Ref SSHKey
    LaunchConfigurationName: ASGLaunchConfiguration
    IamInstanceProfile: !Ref ASGInstanceProfile
    SecurityGroups:
      - !Ref ASGSG
    UserData:
      # This script below installs AmazonCloudWatchAgent
      # This script will only run during initial instance launch/setup.
      # This script will trigger configsets of default
      # After the execution of the default ConfigSets the cfn-signal will be returned
      Fn::Base64: !Sub |
        #!/bin/bash
        rpm -Uvh https://s3.amazonaws.com/amazoncloudwatch-agent/amazon_linux/amd64/latest/amazon-cloudwatch-agent.rpm
        /opt/aws/bin/cfn-init -v --stack ${AWS::StackId} --resource ASGLaunchConfiguration --region ${AWS::Region} --configsets default
        /opt/aws/bin/cfn-signal -e $? --stack ${AWS::StackId} --resource ASGLaunchConfiguration --region ${AWS::Region}
  Metadata:
    AWS::CloudFormation::Init:
      configSets:
        # These scripts will run during the instance launch triggered by the userData
        default:
          - 01_setupCfnHup
          - 02_config-amazon-cloudwatch-agent
          - 03_restart_amazon-cloudwatch-agent
        # These scripts will run during an update of the instance metadata = stack update.
        UpdateEnvironment:
          - 02_config-amazon-cloudwatch-agent
          - 03_restart_amazon-cloudwatch-agent