(Ubuntu) 서버구축 - (1) EC2 인스턴스 만들고 ssh 로 접속하기

- 인스턴스 만들기

 

1.  ssh -i pem 으로 우분투 진입 !

> ssh -i [ key이름 ].pem ubuntu@[ ip주소 ]

> chmod 400 [ key이름 ].pem

.pem 파일의 권한이 too much하다는 뜻으로 chmod 명령을 사용하여 권한을 400으로 수정해주깅

(base)  jhj💭  ~/desktop  ssh -i djangokey.pem ubuntu@13.209.73.49
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
@         WARNING: UNPROTECTED PRIVATE KEY FILE!          @
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
Permissions 0644 for 'djangokey.pem' are too open.
It is required that your private key files are NOT accessible by others.
This private key will be ignored.
Load key "djangokey.pem": bad permissions
ubuntu@13.209.73.49: Permission denied (publickey).
(base)  jhj💭  ~/desktop  chmod 400 djangokey.pem
(base)  jhj💭  ~/desktop  ssh -i djangokey.pem ubuntu@13.209.73.49
Welcome to Ubuntu 22.04 LTS (GNU/Linux 5.15.0-1004-aws x86_64)

 * Documentation:  https://help.ubuntu.com
 * Management:     https://landscape.canonical.com
 * Support:        https://ubuntu.com/advantage

  System information as of Tue May 17 03:36:19 UTC 2022

  System load:  0.0               Processes:             98
  Usage of /:   7.5% of 19.21GB   Users logged in:       0
  Memory usage: 20%               IPv4 address for eth0: 172.31.41.115
  Swap usage:   0%

0 updates can be applied immediately.


The list of available updates is more than a week old.
To check for new updates run: sudo apt update


The programs included with the Ubuntu system are free software;
the exact distribution terms for each program are described in the
individual files in /usr/share/doc/*/copyright.

Ubuntu comes with ABSOLUTELY NO WARRANTY, to the extent permitted by
applicable law.

To run a command as administrator (user "root"), use "sudo <command>".
See "man sudo_root" for details.

ubuntu@ip-172-31-41-115:~$

 

블로그 참고

https://wayhome25.github.io/django/2018/03/03/django-deploy-03-ec2/