AWS EC2 인스턴스에 Ansible 사용 예제

ansible_on_aws_example.sh

#!/bin/bash


# ansible 설치
apt-get update && apt-get install ansible -y


# aws pem을 ssh agent의 key로 등록
ssh-agent bash
ssh-add {aws_ssh_key}.pem


# ubuntu에 ansible ping
ansible all -m ping -u ubuntu


# ubuntu에 pip 설치
ansible all -u ubuntu --sudo -a 'apt-get install python-pip -y'


# ubuntu에 docker 설치
ansible all -u ubuntu --sudo -m apt -a "name=docker.io state=latest"


# playbook을 이용하여 ubuntu에 apache2 설치
cat > apache-ubuntu.yaml <<EOF
---
- hosts: mcp
  vars:
    http_port: 80
    max_clients: 200
  remote_user: ubuntu
  become: yes
  become_user: root
  tasks:
  - name: ensure apache is at the latest version
    apt: name=apache2 state=latest
  - name: ensure apache is running (and enable it at boot)
    service: name=apache2 state=started enabled=yes
  handlers:
    - name: restart apache
      service: name=apache2 state=restarted
EOF
ansible-playbook apache-ubuntu.yaml


# playbook을 이용하여 aws ec2 생성
cat > ec2-provision.yaml <<EOF
- hosts: localhost
  connection: local
  gather_facts: False
  tasks:
    - name: Provision a set of instances
      ec2:
         aws_access_key: '{{aws_access_key}}'
         aws_secret_key: '{{aws_secret_key}}'
         key_name: '{{key_name}}'
         group: default
         region: ap-northeast-2
         instance_type: t2.micro
         image: "ami-3066c15e"
         wait: true
         exact_count: 1
         count_tag:
            Name: '{{tag_name}}'
         instance_tags:
            Name: '{{tag_name}}'
         vpc_subnet_id: '{{subnet_id}}'
         assign_public_ip: yes
      register: ec2
EOF
ansible-playbook -v ec2-provision.yaml -e "aws_access_key=xxxxx aws_secret_key=xxxx key_name=xxxx tag_name=xxxx subnet_id=xxxx"