vim testitem.yml

—

– hosts: all

remote_user: root

tasks:

– name: create some file

file: name=/data/{{ item}} state=touch

when: ansible_distribution_major_version == “7”

with_items:

​ – file1

​ – file2

​ – file3

– name: install some packages

yum: name={{ item }}

with_items:

​ – htop

​ – sl

​ – hping3

执行结果：当系统为CentOS7版本时，在/data目录下创建file1-3文件，安装htop，sl，hping3命令