我在运行 Apache 的 AWS EC2 实例上有一个 Ubuntu 20.04 服务器，我正在尝试使用 certbot 获取证书，但是我在获取凭据时遇到了问题。下面是我运行的命令，后面是错误输出：
user@address:~$ sudo certbot certonly --dns-route53 --dns-route53-propagation-seconds 30 -d mydomain.com -d *.mydomain.com -i apache
Saving debug log to /var/log/letsencrypt/letsencrypt.log
Plugins selected: Authenticator dns-route53, Installer apache
Obtaining a new certificate
Performing the following challenges:
dns-01 challenge for mydomain.com
dns-01 challenge for mydomain.com
Cleaning up challenges
Unable to locate credentials
To use certbot-dns-route53, configure credentials as described at https://boto3.readthedocs.io/en/latest/guide/configuration.html#best-practices-for-configuring-credentials and add the necessary permissions for Route53 access.
我遵循了以下指南：