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0x01:  把远程服务器的公钥来获取到本地

  1. #ssh-keyscan ip1 ip2 ip3 ip4 >> /root/.ssh/known_hosts

  完成后,/root/.ssh/known_hosts 多了许多内容

0x02: 添加服务IP到 ansible 的 hosts

  1. #cat >> /etc/ansible/hosts << EOF
  2. ip1
  3. ip2
  4. ip3
  5. ip4
  6. EOF
  7. #

0x03: 添加免密登录(我的ROOT密码都一样,使用 -k 参数, 然后输入 root 密码)

  1. ansible all -m authorized_key -a "user=root state=present key="{{ lookup('file', '/root/.ssh/id_rsa.pub') }} ""-k

0x04: 验证免密登陆

  1. #ansible all -m ping
  2. 172.16.13.5| SUCCESS =>{
  3. "changed":false,
  4. "failed":false,
  5. "ping":"pong"
  6. }
  7. 172.16.13.15| SUCCESS =>{
  8. "changed":false,
  9. "failed":false,
  10. "ping":"pong"
  11. }
  12. 172.16.13.6| SUCCESS =>{
  13. "changed":false,
  14. "failed":false,
  15. "ping":"pong"
  16. }
  17. 172.16.13.8| SUCCESS =>{
  18. "changed":false,
  19. "failed":false,
  20. "ping":"pong"
  21. }
  22. 172.16.13.9| SUCCESS =>{
  23. "changed":false,
  24. "failed":false,
  25. "ping":"pong"
  26. }
  27. #

  

  

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