[root@host ~]# sudo ./certbot-auto renew --dry-run
Saving debug log to /var/log/letsencrypt/letsencrypt.log
Processing /etc/letsencrypt/renewal/www.tingtashuo.cn.conf
Cert not due for renewal, but simulating renewal for dry run
Plugins selected: Authenticator nginx, Installer nginx
Renewing an existing certificate
Performing the following challenges:
http-01 challenge for www.tingtashuo.cn
Cleaning up challenges
Attempting to renew cert (www.tingtashuo.cn) from /etc/letsencrypt/renewal/www.tingtashuo.cn.conf produced an unexpected error: ‘ascii’ codec can’t decode byte 0xe6 in position 1: ordinal not in range(128). Skipping.
All renewal attempts failed. The following certs could not be renewed:
/etc/letsencrypt/live/www.tingtashuo.cn/fullchain.pem (failure)
** DRY RUN: simulating ‘certbot renew’ close to cert expiry
** (The test certificates below have not been saved.)
All renewal attempts failed. The following certs could not be renewed:
/etc/letsencrypt/live/www.tingtashuo.cn/fullchain.pem (failure)
** DRY RUN: simulating ‘certbot renew’ close to cert expiry
** (The test certificates above have not been saved.)
1 renew failure(s), 0 parse failure(s)