使用较新的 easy-rsa v3 版本时，我无法找到将数据默默地提供给命令行的方法：
$ ./easyrsa build-ca nopass
Note: using Easy-RSA configuration from: ./vars
Generating a 2048 bit RSA private key
...............................................................................................................................................................+++
...............................................................................+++
writing new private key to '~/EasyRSA-3.0.4/pki/private/ca.key.Dz9CBy9xV1'
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You are about to be asked to enter information that will be incorporated
into your certificate request.
What you are about to enter is what is called a Distinguished Name or a DN.
There are quite a few fields but you can leave some blank
For some fields there will be a default value,
If you enter '.', the field will be left blank.
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Common Name (eg: your user, host, or server name) [Easy-RSA CA]:
我尝试摆弄这些文件openssl-easyrsa.cnf，vars但无济于事。
我正在 docker 容器入口点内自动执行这些操作，这就是为什么我无法进行任何交互式操作。
答案1
好的，在运行 easyrsa 之前这样做很简单：
# export EASYRSA_BATCH=1
答案2
它不起作用的原因是当你...
set EASYRSA_BATCH "yes"
你必须：
set it to EASYRSA_BATCH "1"。
它对我有用。