Ansible playbook练习
示例1：创建用户的Playbook---
- name: create user
hosts: openstack
gather_facts: false
tasks:
- name: create {{ item }}
user: name="{{ item }}"
with_items:
- alex2
- vincen2
示例2：创建用户的Playbook
---
- hosts: openstack
vars:
- user: "alex"
- user: "vincen"
tasks:
- name: create {{ user }}
user: name="{{ user }}"
示例3：设置nginx服务为启动状态
root@ubuntu:~/playbooks# cat nginx_service.yml
---
- hosts: openstack
user: root
gather_facts: false
tasks:
- name: started nginx
service: name=nginx state=started
示例4： 安装nginx
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