------------------------------------------------------------------------------- Could not bind TCP port 443 because it is already in use by another process on this system (such as a web server). Please stop the program in question and then try again. ------------------------------------------------------------------------------- (R)etry/(C)ancel: c
Webサーバーを停止したあとは下記のコマンドで証明書を発行します。
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certbot-auto certonly -a standalone -d <ドメイン> --email <メールアドレス>
実行して、しばらく待つと完了した旨のメッセージが表示されます。
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IMPORTANT NOTES: - Congratulations! Your certificate and chain have been saved at /etc/letsencrypt/live/example.com/fullchain.pem. Your cert will expire on 2017-06-08. 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:
IMPORTANT NOTES: - The following errors were reported by the server:
Domain: <入力したドメイン> Type: connection Detail: DNS problem: NXDOMAIN looking up A for <入力したドメイン>
To fix these errors, please make sure that your domain name was entered correctly and the DNS A record(s) for that domain contain(s) the right IP address. Additionally, please check that your computer has a publicly routable IP address and that no firewalls are preventing the server from communicating with the client. If you're using the webroot plugin, you should also verify that you are serving files from the webroot path you provided.
