Re: [PATCH 0/1] Load OpenSSL config if present in sign-file.c

From: Antony Vennard
Date: Fri Feb 03 2017 - 04:23:23 EST



On 03/02/17 10:07, David Woodhouse wrote:
> On Fri, 2017-02-03 at 02:31 +0100, Antony Vennard wrote:
>> sign-file documentation on kernel.org advertises the fact that
>> sign-file can use OpenSSL loadable engine support using pkcs#11 uri
>> syntax (rfc 7512) for loading private keys from hardware tokens, if
>> openssl loadable engine support is present.
>>
>> Unfortunately, if openssl configuration files are not loaded there is
>> no way (to my knowledge) for openssl to load third party pkcs#11
>> libraries as specified by openssl configuration.
>
> ENGINE_pkcs11 should be configured to load p11-kit-proxy.so as its
> default provider module.
>
> Any third party PKCS#11 module you want to use should be configured in
> p11-kit properly, and it'll then be available to well-behaved
> applications. Including sign-file.
>
> You should need any of the special OpenSSL config horridness.

Ah, I did not even know that was a thing. I do now. That looks like a
much neater solution. Forget this patch then :)