Ansible playbook to automate migration of AWS EC2 instances to Instance Metadata Service version 2 (IMDSv2)

playbook-to-migrate-to-imdsv2.yml

---
  - name: To enable IMDSv2 in AWS EC2 instances
    hosts: localhost
    vars:
      regions: ["eu-north-1", "ap-south-1", "eu-west-3", "eu-west-2", "eu-west-1", "ap-northeast-2", "ap-northeast-1", "sa-east-1", "ca-central-1", "ap-southeast-1", "ap-southeast-2", "eu-central-1", "us-east-1", "us-east-2", "us-west-1", "us-west-2"]
      shell_file: "modify_instance_metadata_options.sh"
    tasks:

      - name: get instance info
        local_action:
          module: ec2_instance_info
          region: "{{ item }}"

        register: instance_info
        with_items:
          - "{{ regions }}"

      - name: Enable IMDSv2 for instances in each region
        command: "sh {{ shell_file }}  {{ item | join(' ') }}"

        with_together :
          - "{{ regions }}"
          - "{{ instance_info | json_query('results[*].instances[*].instance_id') }}"