ansible-ssh-222

ansible 10.0.0.43

客户端 10.0.0.44

1）安装ansible配置1台远程主机

[root@c7-43 ~]# yum -y install ansible

2.设置ssh加速

[root@c7-44 ~]# cat /etc/ssh/sshd_config | grep 'UseDNS'
UseDNS no
GSSAPIAuthentication no
Port 222
[root@c7-44 ~]# systemctl restart sshd  #重启sshd

3.设置免密码登录

[root@c7-43 ~]# ssh-keygen
[root@c7-43 ~]# ssh-copy-id [email protected] -p 222     #拷贝公钥时加上端口

4.更改ssh默认连接端口为222

[root@c7-43 ~]# cat /etc/ansible/ansible.cfg | grep 'remote_port'
remote_port    = 222

5.ansible添加主机组并测试

[root@c7-43 ~]# cat /etc/ansible/hosts
[lnmp]
10.0.0.44

[root@c7-43 ~]# ansible lnmp -m ping
10.0.0.44 | SUCCESS => {
    "ansible_facts": {
        "discovered_interpreter_python": "/usr/bin/python"
    },
    "changed": false,
    "ping": "pong"
}