Re: [Qemu-devel] [PATCH v2 for 3.0 00/16] various docker fixes

["Alex Bennée" <alex.bennee@linaro.org>]

Philippe Mathieu-Daudé <f4bug@amsat.org> writes:

> On 07/13/2018 09:17 AM, Alex Bennée wrote:
>> Hi,
>>
>> Unfortunately this series grew a little while I was re-basing as I
>> noticed a couple of bugs. An upstream change in debootstrap which I'd
>> been happily using for Ubuntu images caused a breakage which I've
>> hopefully now fixed:
>>
>>   https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=903657
>>
>> However since I upgraded by devbox I hadn't clocked to the fact I
>> should have been using the stable debootstrap anyway but our ugly
>> shell version check failed to pick it up. That's now fixed and I can
>> now bootstrap away.
>>
>> I grabbed a couple of Philippe's patches while I was at it as they
>> were relevant to the other changes. It does mean the un-reviewed count
>> has gone up slightly:
>>
>>   patch docker/base debian tricore on qemu debian9.patch
>>   patch docker/split configure_qemu from build_qemu.patch
>>   patch docker/move make check into check_qemu helper.patch
>>   patch docker/gracefully skip check_qemu.patch
>>   patch docker/Makefile.include don t include partial images.patch
>>   patch docker/disable debian powerpc user cross.patch
>>   patch docker/add test unit runner.patch
>>   patch docker/add expansion for docker test FOO to Makefile.patch
>>   patch docker/drop QEMU_TARGET check fallback in EXECUTABLE.patch
>>   patch docker/add hint to docker.py check.patch
>>   patch docker/add commentary to debian bootstrap.docker.patch
>>   patch docker/ignore distro versioning of debootstrap.patch
>
> [Note]
>
> I hit:
>
> $ make docker-binfmt-image-debian-powerpc-user
>   BUILD   binfmt debian-powerpc-user (debootstrapped)
> Cloning into './debootstrap.git'...
> remote: Enumerating objects: 3262, done.
> remote: Counting objects: 100% (3262/3262), done.
> remote: Compressing objects: 100% (902/902), done.
> remote: Total 3262 (delta 2353), reused 3245 (delta 2339)
> Receiving objects: 100% (3262/3262), 531.08 KiB | 335.00 KiB/s, done.
> Resolving deltas: 100% (2353/2353), done.
> The command '/bin/sh -c /debootstrap/debootstrap --second-stage'
> returned a non-zero code: 139
> Traceback (most recent call last):
>   File "tests/docker/docker.py", line 536, in <module>
>     sys.exit(main())
>   File "tests/docker/docker.py", line 533, in main
>     return args.cmdobj.run(args, argv)
>   File "tests/docker/docker.py", line 348, in run
>     extra_files_cksum=cksum)
>   File "tests/docker/docker.py", line 231, in build_image
>     quiet=quiet)
>   File "tests/docker/docker.py", line 158, in _do_check
>     return subprocess.check_call(self._command + cmd, **kwargs)
>   File "/usr/lib/python2.7/subprocess.py", line 190, in check_call
>     raise CalledProcessError(retcode, cmd)
> subprocess.CalledProcessError: Command '['docker', 'build', '-t',
> 'qemu:debian-powerpc-user', '-f',
> '/tmp/docker_buildPNDAtz/tmpIVpPn7.docker', '/tmp/docker_buildPNDAtz']'
> returned non-zero exit status 139
> make: *** [tests/docker/Makefile.include:62:
> docker-binfmt-image-debian-powerpc-user] Error 1
>
> "returned non-zero exit status 139" seems to be qemu-user crashing for
> not being statistically linked.

What system are you building on? Basically --static is always safer but
as long as there isn't a clash between host/guest file system layouts it
can work which is why I don't enforce it (although earlier patches tried
to).

> Once rebuilt after ./configure --static, it worked:
>
> $ make docker-binfmt-image-debian-powerpc-user V=1
> [...]
> I: Extracting zlib1g...
> ppc-linux-user/qemu-ppc had no associated libraries (static build?)
> Sending build context to Docker daemon  226.5MB
> Step 1/7 : FROM scratch
> Step 2/7 : ADD . /
> Step 3/7 : RUN sed -i 's/in_target mount/echo not for docker in_target
> mount/g' /debootstrap/functions
> Step 4/7 : RUN /debootstrap/debootstrap --second-stage
> I: Installing core packages...
> [...]


--
Alex Bennée