[yocto] Running Docker

Mon Feb 5 10:29:48 PST 2018

On 2/5/18 10:05 AM, Bruce Ashfield wrote:
> On 02/02/2018 11:21 AM, Jakob Hasse wrote:
>> Hello,
>>
>> file says:
>> # file /usr/bin/docker
>> /usr/bin/docker: ELF 32-bit LSB executable, ARM, EABI5 version 1
>> (SYSV), dynamically linked, interpreter /lib/ld-linux.so.3, for

this tells me that this binary is compiled with soft-float ABI
and I suspect that your rootfs is using hard-float by default.
can you check /lib/ld-* on rootfs

>> GNU/Linux 3.2.0,
>> BuildID[sha1]=87db889a25d481762a8d2c7aaa1bd52af2458915, not stripped
>>
> 
> Sorry for the slow reply, I was away for a bit.
> 
> And does that description match your target (and the other executables)
> that do work ? If the kernel doesn't recognize the binary interpreter
> of an executable, the message you are seeing is what you get.
> 
> Cheers,
> 
> Bruce
> 
>> Regards,
>> Jakob
>>
>> On 02.02.2018 17:14, Bruce Ashfield wrote:
>>> On 2018-02-02 10:57 AM, Jakob Hasse wrote:
>>>> Hello Bruce,
>>>>
>>>> Thank you for the advice with the morty branch, this worked perfectly.
>>>>
>>>> Now, however, docker is installed on my Yocto-system but I can't run
>>>> it:
>>>>
>>>> ~# docker
>>>> -sh: /usr/bin/docker: No such file or directory
>>>
>>> I've seen this before. It normally means that the executable isn't
>>> in a format that your target recognizes. It could very well be the
>>> go support in the older branch isn't building the right thing.
>>>
>>> What does 'file' say about the executable ?
>>>
>>> Bruce
>>>
>>>>
>>>> Is "docker" the client to control and run containers (e.g. "docker
>>>> run hello-world")?
>>>> On my Ubuntu machine, this works, I installed docker and docker.io
>>>> via apt, then I could run "docker run hello-world".
>>>>
>>>> All the Best and many thanks in advance!
>>>> Jakob
>>>>
>>>> On 26.01.2018 14:05, Bruce Ashfield wrote:
>>>>> On 2018-01-26 6:52 AM, Jakob Hasse wrote:
>>>>>> Hello,
>>>>>>
>>>>>> we're trying to include meta-virtualization in to our project, in
>>>>>> particular, we want to use docker. However, as soon as I include
>>>>>> the layer in to our project, bitbake complains:
>>>>>>
>>>>>> bitbake -C compile core-image-base
>>>>>> NOTE: Started PRServer with DBfile:
>>>>>> /home/jakob/workspace/beerstation/cache/prserv.sqlite3, IP:
>>>>>> 127.0.0.1, PORT: 46136, PID: 5713
>>>>>> ERROR: Execution of event handler 'virt_bbappend_distrocheck' failed
>>>>>> Traceback (most recent call last):
>>>>>>    File
>>>>>> "/usr/local/dey-2.2/sources/meta-virtualization/classes/sanity-meta-virt.bbclass",
>>>>>> line 4, in virt_bbappend_distrocheck(e=<bb.event.SanityCheck
>>>>>> object at 0x7f945e05d3c8>):
>>>>>>       python virt_bbappend_distrocheck() {
>>>>>>      >    skip_check =
>>>>>> e.data.getVar('SKIP_META_VIRT_SANITY_CHECK') == "1"
>>>>>>           if 'virtualization' not in
>>>>>> e.data.getVar('DISTRO_FEATURES').split() and not skip_check:
>>>>>> TypeError: getVar() missing 1 required positional argument: 'expand'
>>>>>>
>>>>>> ERROR: Command execution failed: Traceback (most recent call last):
>>>>>>    File
>>>>>> "/usr/local/dey-2.2/sources/poky/bitbake/lib/bb/command.py", line
>>>>>> 101, in runAsyncCommand
>>>>>>      self.cooker.updateCache()
>>>>>>    File
>>>>>> "/usr/local/dey-2.2/sources/poky/bitbake/lib/bb/cooker.py", line
>>>>>> 1627, in updateCache
>>>>>>      bb.event.fire(bb.event.SanityCheck(False),
>>>>>> self.databuilder.mcdata[mc])
>>>>>>    File "/usr/local/dey-2.2/sources/poky/bitbake/lib/bb/event.py",
>>>>>> line 201, in fire
>>>>>>      fire_class_handlers(event, d)
>>>>>>    File "/usr/local/dey-2.2/sources/poky/bitbake/lib/bb/event.py",
>>>>>> line 124, in fire_class_handlers
>>>>>>      execute_handler(name, handler, event, d)
>>>>>>    File "/usr/local/dey-2.2/sources/poky/bitbake/lib/bb/event.py",
>>>>>> line 96, in execute_handler
>>>>>>      ret = handler(event)
>>>>>>    File
>>>>>> "/usr/local/dey-2.2/sources/meta-virtualization/classes/sanity-meta-virt.bbclass",
>>>>>> line 4, in virt_bbappend_distrocheck
>>>>>>      skip_check = e.data.getVar('SKIP_META_VIRT_SANITY_CHECK') == "1"
>>>>>> TypeError: getVar() missing 1 required positional argument: 'expand'
>>>>>>
>>>>>>
>>>>>> Summary: There were 2 ERROR messages shown, returning a non-zero
>>>>>> exit code.
>>>>>>
>>>>>>
>>>>>> Do we need to checkout a specific branch or so (though I can't
>>>>>> find one right now)?
>>>>>> Do we need to change some kernel configuration? I added all
>>>>>> virtualization drivers in the "drivers" section of the kernel
>>>>>> config already.
>>>>>>
>>>>>> We're using DIGI embedded Yocto 2.2 (poky).
>>>>>>
>>>>>
>>>>> You need to check out the matching branch to the release you've
>>>>> been given as an enablement, since some of the APIs, etc, have
>>>>> changed and the meta-virt sanity check that was added later than
>>>>> the 2.2 release isn't working.
>>>>>
>>>>> 2.2 was the 'morty' release, and meta-virt does have a branch for
>>>>> that:
>>>>>
>>>>> ----------
>>>>> % git whatchanged origin/morty
>>>>>
>>>>> commit eb6b5129561eda9ea1f47e85ab9ed9e5a6b8f64c
>>>>> Author: Fabio Berton <fabio.berton at ossystems.com.br>
>>>>> Date:   Tue Nov 28 09:15:59 2017 -0200
>>>>>
>>>>>     python-*: use https for pypi URLs
>>>>>
>>>>>     Several of the recipes here were using http URLs for source
>>>>> hosted on
>>>>>     pypi - pypi apparently no longer supports http so switch to https
>>>>>     instead.
>>>>>
>>>>>     Apply this commit [1] to morty branch.
>>>>>     [1]
>>>>> https://www.mail-archive.com/meta-virtualization@yoctoproject.org/msg02821.html
>>>>>
>>>>>
>>>>>     Signed-off-by: Fabio Berton <fabio.berton at ossystems.com.br>
>>>>>     Signed-off-by: Bruce Ashfield <bruce.ashfield at windriver.com>
>>>>> ---------
>>>>>
>>>>> So check out the morty branch and you'll have better luck.
>>>>>
>>>>> Bruce
>>>>>
>>>>>
>>>>>> Thanks and all the best,
>>>>>> Jakob
>>>>>>
>>>>>
>>>>
>>>
>>
> 