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17.5. Let’s Encrypt

		
git clone https://github.com/letsencrypt/letsencrypt
cd letsencrypt
./letsencrypt-auto
		
		

		
[root@netkiller letsencrypt]# ./letsencrypt-auto
Saving debug log to /var/log/letsencrypt/letsencrypt.log
Failed to find executable apachectl in PATH: /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/root/bin
Plugins selected: Authenticator nginx, Installer nginx

Which names would you like to activate HTTPS for?
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1: netkiller.cn
2: www.netkiller.cn
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Select the appropriate numbers separated by commas and/or spaces, or leave input
blank to select all options shown (Enter 'c' to cancel): 2
Obtaining a new certificate
Performing the following challenges:
http-01 challenge for www.netkiller.cn
Waiting for verification...
Cleaning up challenges
Deploying Certificate to VirtualHost /etc/nginx/conf.d/www.netkiller.cn.conf

Please choose whether or not to redirect HTTP traffic to HTTPS, removing HTTP access.
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1: No redirect - Make no further changes to the webserver configuration.
2: Redirect - Make all requests redirect to secure HTTPS access. Choose this for
new sites, or if you're confident your site works on HTTPS. You can undo this
change by editing your web server's configuration.
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Select the appropriate number [1-2] then [enter] (press 'c' to cancel): 2
Redirecting all traffic on port 80 to ssl in /etc/nginx/conf.d/www.netkiller.cn.conf

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Congratulations! You have successfully enabled https://www.netkiller.cn

You should test your configuration at:
https://www.ssllabs.com/ssltest/analyze.html?d=www.netkiller.cn
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IMPORTANT NOTES:
 - Congratulations! Your certificate and chain have been saved at:
   /etc/letsencrypt/live/www.netkiller.cn/fullchain.pem
   Your key file has been saved at:
   /etc/letsencrypt/live/www.netkiller.cn/privkey.pem
   Your cert will expire on 2018-11-12. To obtain a new or tweaked
   version of this certificate in the future, simply run
   letsencrypt-auto again with the "certonly" option. To
   non-interactively renew *all* of your certificates, run
   "letsencrypt-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		
		
		
		

查看证书 https://www.ssllabs.com/ssltest/analyze.html?d=www.netkiller.cn