Find the Best Cosmetic Hospitals

Explore trusted cosmetic hospitals and make a confident choice for your transformation.

“Invest in yourself — your confidence is always worth it.”

Explore Cosmetic Hospitals

Start your journey today — compare options in one place.

How to overwrite Existing AWS EC2 AMI with Packer?

USING FORCE_DEREGISTER ADDED IN V1.1.2, IT WAS VERIFIED WHETHER AWS EC2 AMI CAN BE OVERWRITTEN. THE PROCESS IS TO DELETE THE AMI WITH THE SAME NAME AND THEN CREATE A NEW AMI. IN THIS VERIFICATION, BY USING FORCE_DELETE_SNAPSHOT TOGETHER, DO NOT LEAVE GARBAGE OF OLD AMI.

Here is the sample programs for overwrite Existing AWS EC2 AMI with Packer

ec2.json file with (force_deregister,force_delete_snapshot)

# cat ec2.json
{
    "variables": {
      "var_ami_name": "centos_ami_20171106"
    },
    "builders":
    [
        {
            "type": "amazon-ebs",
            "ami_name": "{{user `var_ami_name`}}",
            "region": "ap-northeast-1",
            "source_ami": "ami-30ef0556",
            "instance_type": "t2.micro",
            "force_deregister": "true",
            "force_delete_snapshot": "true",
            "ssh_keypair_name": "aws_v2",
            "ssh_private_key_file": "/tmp/aws_v2.pem",
            "ssh_username": "ec2-user",
            "tags": {
               "srv": "packer",
               "name": "base"
            }
        }
    ],
  "provisioners" : [{
    "type" : "ansible",
    "user" : "ec2-user",
    "playbook_file" : "./ansible/packer_base.yml",
    "ansible_env_vars":
    [ 
       "ANSIBLE_HOST_KEY_CHECKING=False",
       "ANSIBLE_SSH_ARGS='-o ForwardAgent=yes -o ControlMaster=auto -o ControlPersist=60s'",
       "ANSIBLE_NOCOLOR=True",
       "AMI_NAME={{user `var_ami_name`}}"
    ]
  }]
}Code language: PHP (php)

Find Trusted Cardiac Hospitals

Compare heart hospitals by city and services — all in one place.

Explore Hospitals

Certification Courses

DevOpsSchool has introduced a series of professional certification courses designed to enhance your skills and expertise in cutting-edge technologies and methodologies. Whether you are aiming to excel in development, security, or operations, these certifications provide a comprehensive learning experience. Explore the following programs:

DevOps Certification, SRE Certification, and DevSecOps Certification by DevOpsSchool

Explore our DevOps Certification, SRE Certification, and DevSecOps Certification programs at DevOpsSchool. Gain the expertise needed to excel in your career with hands-on training and globally recognized certifications.