[Buildroot] [PATCH v5 20/20] python-crossbar: new package

[Yegor Yefremov]

Thomas,

On Sat, Feb 20, 2016 at 3:38 PM, Thomas Petazzoni
<thomas.petazzoni at free-electrons.com> wrote:
> Mauro,
>
> On Thu, 11 Feb 2016 11:58:48 +0100, Mauro Condarelli wrote:
>
>> diff --git a/package/python-crossbar/Config.in b/package/python-crossbar/Config.in
>> new file mode 100644
>> index 0000000..0cd3ee1
>> --- /dev/null
>> +++ b/package/python-crossbar/Config.in
>> @@ -0,0 +1,38 @@
>> +config BR2_PACKAGE_PYTHON_CROSSBAR
>> +     bool "python-crossbar"
>> +     depends on !BR2_PACKAGE_PYTHON_PYC_ONLY
>
> I tested with BR2_PACKAGE_PYTHON_PYC_ONLY=y and it just built and
> worked fine for me. I was able to run "crossbar version" :
>
> # crossbar version
> Automatically choosing optimal Twisted reactor
> Running on Linux and optimal reactor (epoll) was installed.
>      __  __  __  __  __  __      __     __
>     /  `|__)/  \/__`/__`|__) /\ |__)  |/  \
>     \__,|  \\__/.__/.__/|__)/~~\|  \. |\__/
>
>  Crossbar.io        : 0.12.1
>    Autobahn         : 0.12.1 (with JSON, MessagePack, CBOR)
>    Twisted          : 15.5.0-EPollReactor
>    LMDB             : 0.89/lmdb-0.9.18
>    Python           : 3.4.3/CPython
>  OS                 : Linux-4.2.0-armv7l-with-libc1
>  Machine            : armv7l
>
>> +     select BR2_PACKAGE_PYTHON_AUTOBAHN # runtime
>> +     select BR2_PACKAGE_PYTHON_CBOR # runtime
>> +     select BR2_PACKAGE_PYTHON_CLICK # runtime
>> +     select BR2_PACKAGE_PYTHON_CRYPTOGRAPHY # runtime
>> +     select BR2_PACKAGE_PYTHON_JINJA2 # runtime
>> +     select BR2_PACKAGE_PYTHON_MISTUNE # runtime
>> +     select BR2_PACKAGE_PYTHON_MSGPACK # runtime
>> +     select BR2_PACKAGE_PYTHON_NETADDR # runtime
>> +     select BR2_PACKAGE_PYTHON_PSUTIL # runtime
>> +     select BR2_PACKAGE_PYTHON_PYASN # runtime
>> +     select BR2_PACKAGE_PYTHON_PYASN_MODULES # runtime
>> +     select BR2_PACKAGE_PYTHON_PYGMENTS # runtime
>> +     select BR2_PACKAGE_PYTHON_PYINOTIFY # runtime
>> +     select BR2_PACKAGE_PYTHON_PYNACL # runtime
>> +     select BR2_PACKAGE_PYTHON_PYOPENSSL # runtime
>> +     select BR2_PACKAGE_PYTHON_PYTRIE # runtime
>> +     select BR2_PACKAGE_PYTHON_PYYAML # runtime
>> +     select BR2_PACKAGE_PYTHON_SETUPTOOLS # runtime
>> +     select BR2_PACKAGE_PYTHON_SERVICE_IDENTITY # runtime
>> +     select BR2_PACKAGE_PYTHON_SETPROCTITLE # runtime
>> +     select BR2_PACKAGE_PYTHON_SETUPTOOLS # runtime
>> +     select BR2_PACKAGE_PYTHON_SHUTILWHICH if BR2_PACKAGE_PYTHON # runtime
>> +     select BR2_PACKAGE_PYTHON_TREQ # runtime
>> +     select BR2_PACKAGE_PYTHON_TWISTED # runtime
>> +     select BR2_PACKAGE_PYTHON_UJSON # runtime
>> +     select BR2_PACKAGE_PYTHON_WSACCEL # runtime
>
> Mentioning "# runtime" each time was a bit annoying, so I've changed
> this to one single comment at the beginning saying that all
> dependencies are runtime dependencies.
>
> Note however that:
>
>  * Dependency on BR2_PACKAGE_PYTHON_LMDB was missing. Without this,
>    "crossbar version" was failing with
>    "pkg_resources.DistributionNotFound: The 'lmdb>=0.88' distribution
>    was not found and is required by crossbar"
>
>  * Dependency on BR2_PACKAGE_PYTHON_PYCPARSER was missing. Without
>    this, "crossbar version" was failing with:
>    "pkg_resources.DistributionNotFound: The 'pycparser' distribution
>    was not found and is required by cffi".
>
> Also, there is still one problem with your package: when running
> "crossbar version", it complains that:
>
> pkg_resources.DistributionNotFound: The 'shutilwhich>=1.1.0' distribution was not found and is required by crossbar
>
> However, shutilwhich is only available for Python 2.x, and I'm using
> Python 3.x. When I force enable python-shutilwhich on Python 3.x, then
> I can run "crossbar version" (this is how I did my test above).
>
> But since shutilwhich is not supposed to be enabled with Python 3.x,
> this was really a hack.
>
> Can you look into this and provide a solution?
>
> Once again, when you submit new packages, please make sure that they
> build and run by building a configuration that only has *this* package
> enabled.
>
>> +PYTHON_CROSSBAR_LICENSE = AGPL3
>
> We use AGPLv3 and not AGPL3.
>
> I've committed to the next branch with those issues fixed, except the
> shutilwhich one.

Have you tried this example with PYC only version?

http://crossbar.io/docs/Getting-started-with-Python/

crossbar init --template hello:python --appdir $HOME/hello
crossbar start --cbdir /home/oberstet/hello/.crossbar

See my attempt to find a solution for this issue:
https://github.com/crossbario/crossbar/pull/638

Yegor