ansible ad-hoc命令行

ansible通过命令行远程被管理端主机

1. ansible ad-hoc

• ansible ad-hoc是一种通过命令行批量管理的方式
  • 格式：ansible 主机集合 -m 模块名 -a "参数"
  • 其他参数：-k使用密码远程，-i指定主机列表文件

2. ansible 模块

• 模块就是脚本（多数为Python脚本）
  • 多数脚本都支持参数
  • 默认模块为command（省略即可）

######################################################
[root@centos7 ansible]# ansible test-yunwei -m command -a 'uptime'
[WARNING]: Invalid characters were found in group names but not replaced, use -vvvv to
see details
centos7-mini01 | CHANGED | rc=0 >>02:56:48 up  1:10,  3 users,  load average: 0.00, 0.01, 0.04
centos7-mini02 | CHANGED | rc=0 >>02:56:48 up  1:04,  2 users,  load average: 0.00, 0.01, 0.04
centos7 | CHANGED | rc=0 >>14:56:48 up  3:26,  4 users,  load average: 0.00, 0.01, 0.05#########################################################
[root@centos7 ansible]# ansible test-yunwei -a 'uname -r'
[WARNING]: Invalid characters were found in group names but not replaced, use -vvvv to
see details
centos7-mini01 | CHANGED | rc=0 >>
3.10.0-862.el7.x86_64
centos7-mini02 | CHANGED | rc=0 >>
3.10.0-862.el7.x86_64
centos7 | CHANGED | rc=0 >>
3.10.0-957.el7.x86_64

3.ansible帮助

• ansible-doc -l #列出所有模块
• ansible-doc -l | grep yum #过滤模块
• ansible-doc yum #查看模块帮助