#req 总配置
[ req ]
default_bits       = 2048
distinguished_name = req_distinguished_name  #使用 req_distinguished_name配置模块
req_extensions     = req_ext  #使用 req_ext配置模块

[ req_distinguished_name ]
countryName                 = Country Name (2 letter code)
countryName_default         = CN
stateOrProvinceName         = State or Province Name (full name)
stateOrProvinceName_default = ShanXi
localityName                = Locality Name (eg, city)
localityName_default        = TaiYuan
organizationName            = Organization Name (eg, company)
organizationName_default    = DuYong
commonName                  = Common Name (e.g. server FQDN or YOUR name)
commonName_max              = 64
commonName_default          = localhost    #这里的Common Name 写主要域名即可(注意：这个域名也要在alt_names的DNS.x里) 此处尤为重要，需要用该服务名字填写到客户端的代码中

[ req_ext ]
subjectAltName = @alt_names #使用 alt_names配置模块

[alt_names]
DNS.1   = localhost
DNS.2   = tyduyong.com
DNS.3   = www.tyduyong.com
IP      = 127.0.0.1