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From: Ahmad Fatoum <a.fatoum@pengutronix.de>
To: Tim Harvey <tharvey@gateworks.com>
Cc: "David Gstir" <david@sigma-star.at>,
	"Aymen Sghaier" <aymen.sghaier@nxp.com>,
	"Mimi Zohar" <zohar@linux.ibm.com>,
	"Jan Luebbe" <j.luebbe@pengutronix.de>,
	keyrings@vger.kernel.org,
	"Steffen Trumtrar" <s.trumtrar@pengutronix.de>,
	linux-security-module@vger.kernel.org,
	"Udit Agarwal" <udit.agarwal@nxp.com>,
	"Herbert Xu" <herbert@gondor.apana.org.au>,
	"Horia Geantă" <horia.geanta@nxp.com>,
	"Richard Weinberger" <richard@nod.at>,
	"James Morris" <jmorris@namei.org>,
	"Eric Biggers" <ebiggers@kernel.org>,
	"Serge E. Hallyn" <serge@hallyn.com>,
	"Sumit Garg" <sumit.garg@linaro.org>,
	"James Bottomley" <jejb@linux.ibm.com>,
	"Franck LENORMAND" <franck.lenormand@nxp.com>,
	"David Howells" <dhowells@redhat.com>,
	"open list" <linux-kernel@vger.kernel.org>,
	"Jarkko Sakkinen" <jarkko@kernel.org>,
	linux-crypto@vger.kernel.org,
	"Sascha Hauer" <kernel@pengutronix.de>,
	linux-integrity@vger.kernel.org,
	"David S. Miller" <davem@davemloft.net>
Subject: Re: [PATCH 0/4] KEYS: trusted: Introduce support for NXP CAAM-based trusted keys
Date: Tue, 24 Aug 2021 09:33:29 +0200	[thread overview]
Message-ID: <8b559c9c-a4c0-d335-5e54-40b9acc08707@pengutronix.de> (raw)
In-Reply-To: <CAJ+vNU0iRTagc5_qvsG4jvt=B_wruj=1O2ZRixqWek8JTN=aeg@mail.gmail.com>

On 23.08.21 19:50, Tim Harvey wrote:
> On Mon, Aug 23, 2021 at 6:29 AM Ahmad Fatoum <a.fatoum@pengutronix.de> wrote:
>> On 20.08.21 23:19, Tim Harvey wrote:
>>> On Fri, Aug 20, 2021 at 1:36 PM Ahmad Fatoum <a.fatoum@pengutronix.de> wrote:
>>>> On 20.08.21 22:20, Tim Harvey wrote:
>>> It works for a user keyring but not a session keyring... does that
>>> explain anything?
>>> # keyctl add trusted mykey 'new 32' @u
>>> 941210782
>>> # keyctl print 941210782
>>> 83b7845cb45216496aead9ee2c6a406f587d64aad47bddc539d8947a247e618798d9306b36398b5dc2722a4c3f220a3a763ee175f6bd64758fdd49ca4db597e8ce328121b60edbba9b8d8d55056be896
>>> # keyctl add trusted mykey 'new 32' @s
>>> 310571960
>>> # keyctl print 310571960
>>> keyctl_read_alloc: Unknown error 126
>>
>> Both sequences work for me.
>>
>> My getty is started by systemd. I think systemd allocates a new session
>> keyring for the getty that's inherited by the shell and the commands I run
>> it in. If you don't do that, each command will get its own session key.
>>
>>> Sorry, I'm still trying to wrap my head around the differences in
>>> keyrings and trusted vs user keys.
>>
>> No problem. HTH.
> 
> Ahmad,
> 
> Ok that explains it - my testing is using a very basic buildroot
> ramdisk rootfs. If I do a 'keyctl new_session' first I can use the
> system keyring fine as well.

Great. Does this mean I can get your Tested-by: ? :)

> Thanks - hoping to see this merged soon!

You and me both.

Cheers,
Ahmad


> 
> Tim
> 


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  reply	other threads:[~2021-08-24  7:33 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-21 16:48 Ahmad Fatoum
2021-07-21 16:48 ` [PATCH 1/4] KEYS: trusted: allow users to use kernel RNG for key material Ahmad Fatoum
2021-07-22  6:17   ` Sumit Garg
2021-07-21 16:48 ` [PATCH 2/4] KEYS: trusted: allow trust sources " Ahmad Fatoum
2021-07-22  6:31   ` Sumit Garg
2021-08-09  7:52     ` Ahmad Fatoum
2021-08-09  9:56       ` Jarkko Sakkinen
2021-08-10  5:24         ` Sumit Garg
2021-07-21 16:48 ` [PATCH 3/4] crypto: caam - add in-kernel interface for blob generator Ahmad Fatoum
2021-08-10 11:29   ` David Gstir
2021-08-11 10:22     ` Ahmad Fatoum
2021-08-11 10:43       ` David Gstir
2021-07-21 16:48 ` [PATCH 4/4] KEYS: trusted: Introduce support for NXP CAAM-based trusted keys Ahmad Fatoum
2021-08-06 15:12 ` [PATCH 0/4] " Ahmad Fatoum
2021-08-09  9:35   ` Jarkko Sakkinen
2021-08-09 10:16     ` Ahmad Fatoum
2021-08-10 11:28       ` David Gstir
2021-08-20 16:25         ` Ahmad Fatoum
2021-08-20 15:39 ` Tim Harvey
2021-08-20 16:19   ` Ahmad Fatoum
2021-08-20 20:20     ` Tim Harvey
2021-08-20 20:36       ` Ahmad Fatoum
2021-08-20 21:19         ` Tim Harvey
2021-08-23 13:29           ` Ahmad Fatoum
2021-08-23 17:50             ` Tim Harvey
2021-08-24  7:33               ` Ahmad Fatoum [this message]
2021-08-24 15:23                 ` Tim Harvey
2021-08-25  9:34                   ` Ahmad Fatoum

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