amazon-linux_packer-template.json

{
    "variables": {
        "aws_region": "{{env `AWS_REGION`}}",
        "aws_ami_name": "amazon-linux_{{isotime \"02Jan2006\"}}"
    },

    "builders": [{
        "type": "amazon-ebs",
        "region": "{{user `aws_region`}}",
        "instance_type": "t2.micro",
        "ssh_username": "ec2-user",
        "ami_name": "{{user `aws_ami_name`}}",
        "ami_description": "Customized Amazon Linux",
        "associate_public_ip_address": "true",
        "source_ami_filter": {
            "filters": {
                "virtualization-type": "hvm",
                "name": "amzn-ami*-ebs",
                "root-device-type": "ebs"
            },
            "owners": ["137112412989", "591542846629", "801119661308", "102837901569", "013907871322", "206029621532", "286198878708", "443319210888"],
            "most_recent": true
        }
    }],

    "provisioners": [
        {
            "type": "shell",
            "inline": [
                "sudo yum update -y",
                "sudo /usr/sbin/update-motd --disable",
                "echo 'No unauthorized access permitted' | sudo tee /etc/motd",
                "sudo rm /etc/issue",
                "sudo ln -s /etc/motd /etc/issue",
                "sudo yum install -y elinks screen"
            ]
        }
    ]
}