linux-kernel - Re: [PATCH v6 4/4] certs: Adjustment due to 'Check whether openssl tool is available'

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Date:   Fri, 18 Jun 2021 12:04:56 +0300
From:   Jarkko Sakkinen <jarkko@...nel.org>
To:     Stefan Berger <stefanb@...ux.ibm.com>
Cc:     jeyu@...nel.org, keyrings@...r.kernel.org, dhowells@...hat.com,
        dwmw2@...radead.org, zohar@...ux.ibm.com, nayna@...ux.ibm.com,
        linux-integrity@...r.kernel.org,
        linux-security-module@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 4/4] certs: Adjustment due to 'Check whether openssl
 tool is available'

On Tue, Jun 15, 2021 at 09:29:08AM -0400, Stefan Berger wrote:
> 
> On 6/15/21 9:06 AM, Jarkko Sakkinen wrote:
> > On Mon, Jun 14, 2021 at 03:28:56PM -0400, Stefan Berger wrote:
> > > On 6/14/21 3:23 PM, Jarkko Sakkinen wrote:
> > > > On Thu, Jun 10, 2021 at 08:56:23AM -0400, Stefan Berger wrote:
> > > > > Adjust the previous patch due to fixes applied to the first patch
> > > > > in the series.
> > > > > 
> > > > > Fixes: 46449892e6e5 ("certs: Add support for using elliptic curve keys for signing modules")
> > > > > Signed-off-by: Stefan Berger <stefanb@...ux.ibm.com>
> > > > > ---
> > > > >    certs/Makefile | 5 +++++
> > > > >    1 file changed, 5 insertions(+)
> > > > > 
> > > > > diff --git a/certs/Makefile b/certs/Makefile
> > > > > index dc9f354dd5f8..4eb69bdadc79 100644
> > > > > --- a/certs/Makefile
> > > > > +++ b/certs/Makefile
> > > > > @@ -66,16 +66,21 @@ ifeq ($(CONFIG_MODULE_SIG_KEY),"certs/signing_key.pem")
> > > > >    ifeq ($(openssl_available),yes)
> > > > >    X509TEXT=$(shell openssl x509 -in $(CONFIG_MODULE_SIG_KEY) -text)
> > > > > +endif
> > > > >    # Support user changing key type
> > > > >    ifdef CONFIG_MODULE_SIG_KEY_TYPE_ECDSA
> > > > >    keytype_openssl = -newkey ec -pkeyopt ec_paramgen_curve:secp384r1
> > > > > +ifeq ($(openssl_available),yes)
> > > > >    $(if $(findstring id-ecPublicKey,$(X509TEXT)),,$(shell rm -f $(CONFIG_MODULE_SIG_KEY)))
> > > > >    endif
> > > > > +endif # CONFIG_MODULE_SIG_KEY_TYPE_ECDSA
> > > > >    ifdef CONFIG_MODULE_SIG_KEY_TYPE_RSA
> > > > > +ifeq ($(openssl_available),yes)
> > > > >    $(if $(findstring rsaEncryption,$(X509TEXT)),,$(shell rm -f $(CONFIG_MODULE_SIG_KEY)))
> > > > >    endif
> > > > > +endif # CONFIG_MODULE_SIG_KEY_TYPE_RSA
> > > > >    $(obj)/signing_key.pem: $(obj)/x509.genkey
> > > > >    	@$(kecho) "###"
> > > > > -- 
> > > > > 2.29.2
> > > > > 
> > > > > 
> > > > Please check that they are applied correctly, thanks.
> > > No, they are not applied correctly. 2/2 shows this here:
> > > 
> > > 
> > >   ifeq ($(openssl_available),yes)
> > >   X509TEXT=$(shell openssl x509 -in $(CONFIG_MODULE_SIG_KEY) -text)
> > > +endif
> > > +
> > > 
> > > 
> > > This endif is in 2/4 in v6 and should appear on your git in 1/2. How did it
> > > get into 2/2?
> > > 
> > > https://lkml.org/lkml/2021/6/10/493
> > I assumed that the two other commits are exact same as in v4 because
> > appropriate tags were mssing.
> 
> What's in your git repo now looks good.
 
OK, great.

/Jarkko