命令格式
ansible 主机清单中IP或分组名称 -m 模块
ping模块应用
ansible 192.168.1.6 -m ping 或者 ansible new-machine -m ping
输出结果：
[root@server ansible]# ansible new-machine -m ping
[WARNING]: Invalid characters were found in group names but not replaced, use -vvvv to see details
192.168.1.6 | SUCCESS => {
"ansible_facts": {
"discovered_interpreter_python": "/usr/bin/python"
},
"changed": false,
"ping": "pong"
}
[root@server ansible]#
ansible 192.168.1.6 -m cron -a 'name="test cron1" job="nepdate time1.aliyun.com" monute=0 hour=*/1'
[root@server ansible]# ansible 192.168.1.6 -m cron -a 'name="test cron1" job="ntpdate time1.aliyun.com" minute=0 hour=*/1'
[WARNING]: Invalid characters were found in group names but not replaced, use -vvvv to see details
192.168.1.6 | CHANGED => {
"ansible_facts": {
"discovered_interpreter_python": "/usr/bin/python"
},
"changed": true,
"envs": [],
"jobs": [
"test cron1"
]
}
目标机器查看crontab -l
[root@client ~]# crontab -l
#Ansible: test cron1
0 */1 * * * ntpdate time1.aliyun.com
[root@client ~]#
注意事项：
国内的话，选择阿里或腾讯云的时钟源
time.pool.aliyun.com
time1.cloud.tencent.com
海外的话，选择微软或者google的时钟源
time.windows.com
time1.google.com
参考链接：
https://docs.ansible.com/ansible/latest/modules/cron_module.html#cron-module