10 Useful Ansible Playbooks for EC2 Management

10 Useful Ansible Playbooks for EC2 Management

Managing Amazon EC2 instances efficiently is crucial for seamless operations in cloud environments. Ansible, a powerful automation tool, simplifies the management of EC2 instances through its playbooks. In this article, we'll explore 10 highly useful Ansible playbooks designed specifically for EC2 management, providing you with practical solutions to streamline your cloud infrastructure.

  1. Installing Ansible and Configuring AWS Credentials:
    Before diving into Ansible playbooks, ensure Ansible is installed on your system. Additionally, set up AWS credentials to enable Ansible to interact with your EC2 instances.

    # Install Ansible
    sudo apt-get update
    sudo apt-get install ansible

    # Configure AWS credentials
    ansible-playbook configure_aws.yml
  2. Launching EC2 Instances:
    Simplify the process of spinning up new EC2 instances with this playbook.

    - name: Launch EC2 Instances
    hosts: localhost
    - name: Launch an EC2 instance
    key_name: "{{ key_name }}"
    image_id: "{{ ami_id }}"
    instance_type: "{{ instance_type }}"
    count: "{{ instance_count }}"
    - key: Name
    value: "{{ instance_name }}"
  3. Terminating EC2 Instances:
    When instances are no longer needed, use this playbook to terminate them.

    - name: Terminate EC2 Instances
    hosts: localhost
    - name: Terminate instances
    state: absent
    instance_ids: "{{ instance_ids }}"
  4. Creating and Attaching EBS Volumes:
    Manage storage efficiently by creating and attaching EBS volumes.

    - name: Create and Attach EBS Volumes
    hosts: localhost
    - name: Create EBS volume
    region: "{{ region }}"
    size: "{{ volume_size }}"
    - name: Attach EBS volume
    instance: "{{ instance_id }}"
    device_name: "{{ device_name }}"
    volume_id: "{{ volume_id }}"
  5. Updating Security Groups:
    Adjust security group rules easily with this playbook.

    - name: Update Security Groups
    hosts: localhost
    - name: Authorize Ingress
    name: "{{ security_group_name }}"
    - proto: tcp
    from_port: "{{ from_port }}"
    to_port: "{{ to_port }}"
    cidr_ip: "{{ cidr_ip }}"
  6. Applying OS Updates:
    Keep your instances secure by applying OS updates using this playbook.

    - name: Apply OS Updates
    hosts: all
    become: true
    - name: Update packages
    name: "*"
    state: latest
  7. Configuring IAM Roles:
    Securely manage AWS resources by assigning IAM roles to instances.

    - name: Configure IAM Roles
    hosts: localhost
    - name: Attach IAM Role
    instance_ids: "{{ instance_ids }}"
    register: ec2_info
    - name: Assign IAM Role
    name: "{{ iam_role_name }}"
    instance_id: "{{ ec2_info.instances[0].id }}"
  8. Managing Auto Scaling Groups:
    Automate the scaling of your infrastructure with this playbook.

    - name: Manage Auto Scaling Groups
    hosts: localhost
    - name: Create Auto Scaling Group
    name: "{{ asg_name }}"
    launch_config_name: "{{ launch_config_name }}"
    min_size: "{{ min_size }}"
    max_size: "{{ max_size }}"
    vpc_zone_identifier: "{{ subnet_ids }}"
  9. Backup and Restore EC2 Instances:
    Implement a backup and restore strategy for your instances.

    - name: Backup and Restore EC2 Instances
    hosts: localhost
    - name: Create AMI Backup
    instance_id: "{{ instance_id }}"
    wait: yes
    name: "{{ ami_name }}"
    - name: Restore from AMI
    instance_ids: "{{ instance_ids }}"
    image_id: "{{ ami_id }}"
  10. Monitoring EC2 Instances:
    Keep an eye on your instances' health and performance.

    - name: Monitoring EC2 Instances
    hosts: localhost
    - name: Install CloudWatch Agent
    shell: "wget https://s3.amazonaws.com/amazoncloudwatch-agent/linux/amd64/latest/AmazonCloudWatchAgent.zip && unzip AmazonCloudWatchAgent.zip && sudo ./install.sh"
    - name: Start CloudWatch Agent
    name: amazon-cloudwatch-agent
    state: started

So, these Ansible playbooks empower you to efficiently manage your EC2 instances on AWS. Whether you are provisioning new instances, adjusting security settings, or implementing backup strategies, Ansible provides a versatile and automated solution for your cloud infrastructure.

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