After playing with the letsencrypt client, I found a nice way to automate certificates generation and renewal. I am using nginx here, but any webserver can work. This method does not involve any proxying to the letsencrypt command or automated nginx config modification, so it is quite safe. Latest …

thanks for that, i also did something similar for webroot authentication as it's only way to get multi-domain SAN ssl certificates via webroot https://community.centminmod.com/posts/20018/ [image] renchap: You can also get a duplicate certificate by using the same command again, with a --duplic…

A duplicate allows you to use use a different private key, and be able to revoke this specific key if needed. A common use-case is to provide a duplicate to an external party / server that handles one of your domains (sub-domains usually with a wildcard), or if you need to use your certificate in d…

nice didn’t know you could do that with letsencrypt client, so you duplicate ssl certificate for CDN https custom SSL usage :slight_smile: oh will duplicate rewrite that symlink to live domain ssl ? or it gets it’s own symlink separate files ?

Yes, this would be a valid use-case. So you can revoke your CDN cert if they get breached, and not the other certificates you use for this domain. A duplicate creates a brand new certificate, named for example “example.net-0001” and not example.net

thanks @renchap for clarification :slight_smile:

Renaud, you mention that we need to have the cli tool installed. Is this what you get when you clone into the GitHub repo? letsencrypt-auto??

I am using FreeBSD, so I only needed to run pkg install py27-letsencrypt Here is an (untested by me) repository with install scripts for various systems : https://github.com/kennwhite/install-letsencrypt

Thank you for all the help Renaud, I did end up being successful using the standalone installation. I prefer this for the time being until it’s automated. I did post details on the my original post, if it can help others. Once again thank you!

to make this a complete guide I would like to add how you could setup your https server as well: server { listen 443 ssl; root /var/www/yourpath; index index.php index.html index.htm; # Make site accessible from http://localhost/ server_name yourdomain.com …

Howto: easy cert generation and renewal with nginx

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lluisgili November 24, 2015, 5:34pm 11

see also https://github.com/letsencrypt/letsencrypt/issues/1566 to fully automate command

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Howto: easy cert generation and renewal with nginx

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