From: Jerome Forissier <jerome@forissier.org>
To: Jarkko Sakkinen <jarkko@kernel.org>, Sumit Garg <sumit.garg@linaro.org>
Cc: "open list:SECURITY SUBSYSTEM"
<linux-security-module@vger.kernel.org>,
Daniel Thompson <daniel.thompson@linaro.org>,
op-tee@lists.trustedfirmware.org,
Jonathan Corbet <corbet@lwn.net>,
James Bottomley <jejb@linux.ibm.com>,
Janne Karhunen <janne.karhunen@gmail.com>,
Linux Doc Mailing List <linux-doc@vger.kernel.org>,
James Morris <jmorris@namei.org>,
Mimi Zohar <zohar@linux.ibm.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
David Howells <dhowells@redhat.com>,
Luke Hinds <lhinds@redhat.com>,
"open list:ASYMMETRIC KEYS" <keyrings@vger.kernel.org>,
Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>,
Casey Schaufler <casey@schaufler-ca.com>,
linux-integrity@vger.kernel.org,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
"Serge E. Hallyn" <serge@hallyn.com>
Subject: Re: [PATCH v8 2/4] KEYS: trusted: Introduce TEE based Trusted Keys
Date: Thu, 21 Jan 2021 09:44:07 +0100 [thread overview]
Message-ID: <dc3979e8-6bf0-adb7-164d-d50e805a048f@forissier.org> (raw)
In-Reply-To: <01000177223f74d3-1eef7685-4a19-40d2-ace6-d4cd7f35579d-000000@email.amazonses.com>
On 1/21/21 1:02 AM, Jarkko Sakkinen via OP-TEE wrote:
> On Wed, Jan 20, 2021 at 12:53:28PM +0530, Sumit Garg wrote:
>> On Wed, 20 Jan 2021 at 07:01, Jarkko Sakkinen <jarkko@kernel.org> wrote:
>>>
>>> On Tue, Jan 19, 2021 at 12:30:42PM +0200, Jarkko Sakkinen wrote:
>>>> On Fri, Jan 15, 2021 at 11:32:31AM +0530, Sumit Garg wrote:
>>>>> On Thu, 14 Jan 2021 at 07:35, Jarkko Sakkinen <jarkko@kernel.org> wrote:
>>>>>>
>>>>>> On Wed, Jan 13, 2021 at 04:47:00PM +0530, Sumit Garg wrote:
>>>>>>> Hi Jarkko,
>>>>>>>
>>>>>>> On Mon, 11 Jan 2021 at 22:05, Jarkko Sakkinen <jarkko@kernel.org> wrote:
>>>>>>>>
>>>>>>>> On Tue, Nov 03, 2020 at 09:31:44PM +0530, Sumit Garg wrote:
>>>>>>>>> Add support for TEE based trusted keys where TEE provides the functionality
>>>>>>>>> to seal and unseal trusted keys using hardware unique key.
>>>>>>>>>
>>>>>>>>> Refer to Documentation/tee.txt for detailed information about TEE.
>>>>>>>>>
>>>>>>>>> Signed-off-by: Sumit Garg <sumit.garg@linaro.org>
>>>>>>>>
>>>>>>>> I haven't yet got QEMU environment working with aarch64, this produces
>>>>>>>> just a blank screen:
>>>>>>>>
>>>>>>>> ./output/host/usr/bin/qemu-system-aarch64 -M virt -cpu cortex-a53 -smp 1 -kernel output/images/Image -initrd output/images/rootfs.cpio -serial stdio
>>>>>>>>
>>>>>>>> My BuildRoot fork for TPM and keyring testing is located over here:
>>>>>>>>
>>>>>>>> https://git.kernel.org/pub/scm/linux/kernel/git/jarkko/buildroot-tpmdd.git/
>>>>>>>>
>>>>>>>> The "ARM version" is at this point in aarch64 branch. Over time I will
>>>>>>>> define tpmdd-x86_64 and tpmdd-aarch64 boards and everything will be then
>>>>>>>> in the master branch.
>>>>>>>>
>>>>>>>> To create identical images you just need to
>>>>>>>>
>>>>>>>> $ make tpmdd_defconfig && make
>>>>>>>>
>>>>>>>> Can you check if you see anything obviously wrong? I'm eager to test this
>>>>>>>> patch set, and in bigger picture I really need to have ready to run
>>>>>>>> aarch64 environment available.
>>>>>>>
>>>>>>> I would rather suggest you to follow steps listed here [1] as to test
>>>>>>> this feature on Qemu aarch64 we need to build firmwares such as TF-A,
>>>>>>> OP-TEE, UEFI etc. which are all integrated into OP-TEE Qemu build
>>>>>>> system [2]. And then it would be easier to migrate them to your
>>>>>>> buildroot environment as well.
>>>>>>>
>>>>>>> [1] https://lists.trustedfirmware.org/pipermail/op-tee/2020-May/000027.html
>>>>>>> [2] https://optee.readthedocs.io/en/latest/building/devices/qemu.html#qemu-v8
>>>>>>>
>>>>>>> -Sumit
>>>>>>
>>>>>> Can you provide 'keyctl_change'? Otherwise, the steps are easy to follow.
>>>>>>
>>>>>
>>>>> $ cat keyctl_change
>>>>> diff --git a/common.mk b/common.mk
>>>>> index aeb7b41..663e528 100644
>>>>> --- a/common.mk
>>>>> +++ b/common.mk
>>>>> @@ -229,6 +229,7 @@ BR2_PACKAGE_OPTEE_TEST_SDK ?= $(OPTEE_OS_TA_DEV_KIT_DIR)
>>>>> BR2_PACKAGE_OPTEE_TEST_SITE ?= $(OPTEE_TEST_PATH)
>>>>> BR2_PACKAGE_STRACE ?= y
>>>>> BR2_TARGET_GENERIC_GETTY_PORT ?= $(if
>>>>> $(CFG_NW_CONSOLE_UART),ttyAMA$(CFG_NW_CONSOLE_UART),ttyAMA0)
>>>>> +BR2_PACKAGE_KEYUTILS := y
>>>>>
>>>>> # All BR2_* variables from the makefile or the environment are appended to
>>>>> # ../out-br/extra.conf. All values are quoted "..." except y and n.
>>>>> diff --git a/kconfigs/qemu.conf b/kconfigs/qemu.conf
>>>>> index 368c18a..832ab74 100644
>>>>> --- a/kconfigs/qemu.conf
>>>>> +++ b/kconfigs/qemu.conf
>>>>> @@ -20,3 +20,5 @@ CONFIG_9P_FS=y
>>>>> CONFIG_9P_FS_POSIX_ACL=y
>>>>> CONFIG_HW_RANDOM=y
>>>>> CONFIG_HW_RANDOM_VIRTIO=y
>>>>> +CONFIG_TRUSTED_KEYS=y
>>>>> +CONFIG_ENCRYPTED_KEYS=y
>>>>>
>>>>>> After I've successfully tested 2/4, I'd suggest that you roll out one more
>>>>>> version and CC the documentation patch to Elaine and Mini, and clearly
>>>>>> remark in the commit message that TEE is a standard, with a link to the
>>>>>> specification.
>>>>>>
>>>>>
>>>>> Sure, I will roll out the next version after your testing.
>>>>
>>>> Thanks, I'll try this at instant, and give my feedback.
>>>
>>> I bump into this:
>>>
>>> $ make run-only
>>> ln -sf /home/jarkko/devel/tpm/optee/build/../out-br/images/rootfs.cpio.gz /home/jarkko/devel/tpm/optee/build/../out/bin/
>>> ln: failed to create symbolic link '/home/jarkko/devel/tpm/optee/build/../out/bin/': No such file or directory
>>> make: *** [Makefile:194: run-only] Error 1
>>>
>>
>> Could you check if the following directory tree is built after
>> executing the below command?
>>
>> $ make -j`nproc`
>> CFG_IN_TREE_EARLY_TAS=trusted_keys/f04a0fe7-1f5d-4b9b-abf7-619b85b4ce8c
>>
>> $ tree out/bin/
>> out/bin/
>> ├── bl1.bin -> /home/sumit/build/optee/build/../trusted-firmware-a/build/qemu/release/bl1.bin
>> ├── bl2.bin -> /home/sumit/build/optee/build/../trusted-firmware-a/build/qemu/release/bl2.bin
>> ├── bl31.bin ->
>> /home/sumit/build/optee/build/../trusted-firmware-a/build/qemu/release/bl31.bin
>> ├── bl32.bin ->
>> /home/sumit/build/optee/build/../optee_os/out/arm/core/tee-header_v2.bin
>> ├── bl32_extra1.bin ->
>> /home/sumit/build/optee/build/../optee_os/out/arm/core/tee-pager_v2.bin
>> ├── bl32_extra2.bin ->
>> /home/sumit/build/optee/build/../optee_os/out/arm/core/tee-pageable_v2.bin
>> ├── bl33.bin ->
>> /home/sumit/build/optee/build/../edk2/Build/ArmVirtQemuKernel-AARCH64/RELEASE_GCC49/FV/QEMU_EFI.fd
>> ├── Image -> /home/sumit/build/optee/build/../linux/arch/arm64/boot/Image
>> └── rootfs.cpio.gz ->
>> /home/sumit/build/optee/build/../out-br/images/rootfs.cpio.gz
>>
>> 0 directories, 9 files
>>
>> -Sumit
>
> I actually spotted a build error that was unnoticed last time:
>
> make[2]: Entering directory '/home/jarkko/devel/tpm/optee/edk2/BaseTools/Tests'
> /bin/sh: 1: python: not found
>
> I'd prefer not to install Python2. It has been EOL over a year.
AFAIK, everything should build fine with Python3. On my Ubuntu 20.04
machine, this is accomplished by installing package "python-is-python3"
(after uninstalling "python-is-python2" if need be).
$ ls -l /usr/bin/python
lrwxrwxrwx 1 root root 7 Apr 15 2020 /usr/bin/python -> python3
--
Jerome
next prev parent reply other threads:[~2021-01-21 8:46 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-03 16:01 [PATCH v8 0/4] Introduce TEE based Trusted Keys support Sumit Garg
2020-11-03 16:01 ` [PATCH v8 1/4] KEYS: trusted: Add generic trusted keys framework Sumit Garg
2020-11-24 3:42 ` Jarkko Sakkinen
2021-02-15 13:13 ` Sumit Garg
2021-02-10 17:00 ` Jarkko Sakkinen
2021-02-11 10:34 ` Ahmad Fatoum
2021-02-12 12:22 ` Jarkko Sakkinen
2021-02-15 13:15 ` Sumit Garg
2020-11-03 16:01 ` [PATCH v8 2/4] KEYS: trusted: Introduce TEE based Trusted Keys Sumit Garg
2020-11-24 3:46 ` Jarkko Sakkinen
2021-01-11 16:35 ` Jarkko Sakkinen
2021-01-13 11:17 ` Sumit Garg
2021-01-14 2:05 ` Jarkko Sakkinen
2021-01-15 6:02 ` Sumit Garg
2021-01-19 10:30 ` Jarkko Sakkinen
2021-01-20 1:31 ` Jarkko Sakkinen
2021-01-20 7:23 ` Sumit Garg
2021-01-21 0:01 ` Jarkko Sakkinen
[not found] ` <01000177223f74d3-1eef7685-4a19-40d2-ace6-d4cd7f35579d-000000@email.amazonses.com>
2021-01-21 8:44 ` Jerome Forissier [this message]
2021-01-21 15:07 ` Jarkko Sakkinen
2021-01-21 15:24 ` Jarkko Sakkinen
2021-01-21 16:23 ` Jerome Forissier
2021-01-22 18:12 ` Jarkko Sakkinen
[not found] ` <CAFA6WYPQ+LZyHKZJQb=3euTy8f8TO3HqCADojpZaHXgtzNj+fw@mail.gmail.com>
2021-01-27 17:14 ` Jarkko Sakkinen
2021-01-27 17:19 ` Jarkko Sakkinen
2021-02-04 0:05 ` Jarkko Sakkinen
2021-02-11 23:34 ` Jarkko Sakkinen
2021-02-11 23:35 ` Jarkko Sakkinen
2021-02-15 13:07 ` Sumit Garg
2021-02-16 7:29 ` Jarkko Sakkinen
2021-02-22 7:15 ` Sumit Garg
2021-02-24 16:58 ` Jarkko Sakkinen
2021-01-20 13:36 ` Ahmad Fatoum
2020-11-03 16:01 ` [PATCH v8 3/4] doc: trusted-encrypted: updates with TEE as a new trust source Sumit Garg
2020-12-02 19:34 ` gmail Elaine Palmer
2020-12-04 15:30 ` Jarkko Sakkinen
2020-12-08 15:02 ` Mimi Zohar
2020-12-08 17:49 ` Jarkko Sakkinen
2020-12-09 16:50 ` Mimi Zohar
2020-12-11 10:36 ` Jarkko Sakkinen
2020-12-11 15:29 ` Mimi Zohar
2020-12-06 18:51 ` Randy Dunlap
2020-12-08 15:55 ` Mimi Zohar
2020-12-08 17:07 ` Mimi Zohar
2020-11-03 16:01 ` [PATCH v8 4/4] MAINTAINERS: Add myself as Trusted Keys co-maintainer Sumit Garg
2020-11-24 3:46 ` Jarkko Sakkinen
2020-11-05 5:07 ` [PATCH v8 0/4] Introduce TEE based Trusted Keys support Jarkko Sakkinen
2020-11-06 9:32 ` Sumit Garg
2020-11-06 14:52 ` Jarkko Sakkinen
2020-12-04 5:16 ` Jarkko Sakkinen
2020-12-08 11:51 ` Sumit Garg
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