搭建docker私有仓库

搭建私有仓库，为nginx生成证书签署请求时，执行私有CA根据请求来签发证书这一步openssl ca -in nginx.csr -out nginx.crt时报错如下：[root@centos CA]# openssl ca -in nginx.csr -out nginx.crtUsing configuration from /usr/local/ssl/openssl.cnfError opening CA private key ./demoCA/private/cakey.pem140213820516008:error:02001002:system library:fopen:No such file or directory:bss_file.c:398:fopen('./demoCA/private/cakey.pem','r')140213820516008:error:20074002:BIO routines:FILE_CTRL:system lib:bss_file.c:400:unable to load CA private key




求指教啊。。。解决不掉