LB上生成证书
cd /etc/nginx/
mkdir ssl_key -p
cd ssl_key
openssl genrsa -idea -out server.key 2048
输入两次密码后生成key
openssl req -days 36500 -x509 -sha256 -nodes -newkey rsa:2048 -keyout server.key -out server.crt
输入下面问题会生成crt
Country Name (2 letter code) [XX]:
State or Province Name (full name) []:
Locality Name (eg, city) [Default City]:
Organization Name (eg, company) [Default Company Ltd]:
Organizational Unit Name (eg, section) []:
Common Name (eg, your name or your server's hostname) []:
Email Address []: