使用Ansible Playbook创建Ec2实例并安装Python包

---
- name: Create EC2 instance and install Python packages
  hosts: localhost
  gather_facts: no
  vars:
    instance_type: t2.micro
    ami_id: ami-0c55b159cbfafe1f0
    key_name: my-key-pair
    security_group: my-security-group
    region: us-west-2
    python_packages:
      - requests
      - flask

  tasks:
    - name: Launch EC2 instance
      ec2_instance:
        image_id: "{{ ami_id }}"
        instance_type: "{{ instance_type }}"
        key_name: "{{ key_name }}"
        security_groups: "{{ security_group }}"
        region: "{{ region }}"
        wait: true
        register: ec2

    - name: Wait for SSH to be available
      wait_for:
        host: "{{ ec2.instances[0].public_ip }}"
        port: 22
        state: started
        delay: 10
        timeout: 120

    - name: Add new instance to host group
      add_host:
        hostname: "{{ ec2.instances[0].public_ip }}"
        groupname: launched

    - name: Install Python packages
      pip:
        requirements: /path/to/requirements.txt
        executable: /usr/bin/pip3
      delegate_to: "{{ item.public_ip }}"
      with_items: "{{ ec2.instances }}"

- name: Install pip
  package:
    name: python3-pip
    state: present
  delegate_to: "{{ item.public_ip }}"
  with_items: "{{ ec2.instances }}"