AWS EC2 AMI

 

Create Key Pair

• Run the CLI command below, and you will see a private key is generated

aws ec2 create-key-pair --key-name $KEY_NAME \

    --query KeyMaterial \

    --output text > $KEY_NAME.pem

Launch a EC2

• Set up BaseName, KeyPairName for a EC2 instance
• Run the CloudFormation template to deploy a EC2 instance for AMI

aws cloudformation create-stack \

    --stack-name $STACK_NAME \

    --template-body file://cfn/ami/cfn-ec2.yml \

    --cli-input-json file://cfn/ami/cfn-ec2.parameters-cli.json

Connect through Systems Manager RDP

• Systems Manager > Fleet Manager
• Check the instance to use
• Node actions > Connect with Remote Desktop
• Option1: Key pair
• Choose Key pair
• Administrator account name: Administrator
• Browse your local machine to select the key pair file
• Select $KEY_NAME.pem
• Option2: Windows password
• Choose User credential
• Username: Administrator
• Password: Retrieve from the CLI command below

INSTANCE_ID=$(aws ec2 describe-instances \

    --filters "Name=tag-value,Values=$BASE_NAME" \

    --query "Reservations[*].Instances[*].[InstanceId]" \

    --output text)

aws ec2 get-password-data \

    --instance-id $INSTANCE_ID \

    --priv-launch-key $KEY_NAME.pem

Install software

• Install necessary software
• Git
• Powershell
• GitLab-Runner
• AWS CLI

Sysprep settings

• Windows program search > Amazon EC2Launch settings
• General > Set administrator account
• Choose Random (retrieve from console)
• Prepare for imaging
• Shutdown with Sysprep
• You have unsaved changes. Do you want to prepare the instance to create an image, execute Sysprep, and then shut it down?
• Yes

Generate AMI

• Run the CLI command below to create an AMI

aws ec2 create-image \

    --instance-id $INSTANCE_ID \

    --name $AMI_NAME \

    --description "An AMI for CloudFormation"