- hosts: localhost
  gather_facts: false
  tasks:
    - name: add a host to a group in memory #这个模块只能往内存里添加，palybook执行完就失效了
      add_host:
        hostname: 172.16.128.199
        groups: windows
        test: 22

    - name: add a host to windows in file
      ini_file:
        allow_no_value: yes #开启此选项可以向组块里添加没有值和=号的键原来需要key=value现在只需要key就行了
        dest: /etc/ansible/hosts
        section: windows #往[windows]组块里添加
        option: 172.16.128.199 #向组块中添加的key