https://docs.docker.com/engine/install/centos/

https://docs.docker.com/compose/install/

https://certbot.eff.org/lets-encrypt/centos6-other

• DNS Recode 'A' SubDomain 생성

[root@centos confluence-docker-compose]# certbot-auto certonly --cert-name confluence.iisanse.com -d confluence.iisanse.com
Saving debug log to /var/log/letsencrypt/letsencrypt.log

How would you like to authenticate with the ACME CA?
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
1: Spin up a temporary webserver (standalone)
2: Place files in webroot directory (webroot)
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Select the appropriate number [1-2] then [enter] (press 'c' to cancel): 1
Plugins selected: Authenticator standalone, Installer None
Obtaining a new certificate
Performing the following challenges:
http-01 challenge for confluence.iisanse.com
Waiting for verification...
Cleaning up challenges
Subscribe to the EFF mailing list (email: sooabia@gmail.com).

IMPORTANT NOTES:
 - Congratulations! Your certificate and chain have been saved at:
   /etc/letsencrypt/live/confluence.iisanse.com/fullchain.pem
   Your key file has been saved at:
   /etc/letsencrypt/live/confluence.iisanse.com/privkey.pem
   Your cert will expire on 2021-01-18. To obtain a new or tweaked
   version of this certificate in the future, simply run certbot-auto
   again. To non-interactively renew *all* of your certificates, run
   "certbot-auto renew"
 - If you like Certbot, please consider supporting our work by:

   Donating to ISRG / Let's Encrypt:   https://letsencrypt.org/donate
   Donating to EFF:                    https://eff.org/donate-le

[root@centos confluence-docker-compose]#

https://git-scm.com/download/linux

https://git-scm.com/book/en/v2/Getting-Started-Installing-Git

[root@centos]# git clone https://github.com/Sanses/confluence-docker-compose.git
[root@centos]# cd confluence-docker-compose
[root@centos confluence-docker-compose]#

[root@centos confluence-docker-compose]# cp /etc/letsencrypt/live/confluence.iisanse.com/fullchain.pem ssl
[root@centos confluence-docker-compose]# cp /etc/letsencrypt/live/confluence.iisanse.com/privkey.pem ssl