Re: [PATCH v1 3/4] Acceptance test: provides new functions

[Oksana Voshchana <ovoshcha@redhat.com>]

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Hi Wainer,
Thanks for review

On Fri, Feb 21, 2020 at 8:31 PM Wainer dos Santos Moschetta <
wainersm@redhat.com> wrote:

> Hi Oksana,
>
> On 2/14/20 12:52 PM, Oksana Vohchana wrote:
> > Adds functions to check if service RDMA is enabled and gets the interface
> > where it was configured
> >
> > Signed-off-by: Oksana Vohchana <ovoshcha@redhat.com>
> > ---
> >   tests/acceptance/migration.py | 17 +++++++++++++++++
> >   1 file changed, 17 insertions(+)
> >
> > diff --git a/tests/acceptance/migration.py
> b/tests/acceptance/migration.py
> > index 8209dcf71d..bbd88f8dda 100644
> > --- a/tests/acceptance/migration.py
> > +++ b/tests/acceptance/migration.py
> > @@ -11,12 +11,16 @@
> >
> >
> >   import tempfile
> > +import re
> > +import netifaces
>
> Since netifaces isn't a standard Python library that import might fail.
>
> The tests dependencies are listed in tests/requirements.txt, and
> installed in the environment created by `make check-acceptance`. If you
> want to ensure the test behaves well even when executed manually (i.e.
> not via `make check-acceptance`), you can add runtime checks as can be
> seen in tests/acceptance/machine_m68k_nextcube.py
>

Thanks, a "runtime checks" is a good approach
I'll improve it


>
> >   from avocado_qemu import Test
> >   from avocado import skipUnless
> >
> >   from avocado.utils import network
> >   from avocado.utils import wait
> >   from avocado.utils.path import find_command
> > +from avocado.utils import service
> > +from avocado.utils import process
> >
> >
> >   class Migration(Test):
> > @@ -58,6 +62,19 @@ class Migration(Test):
> >               self.cancel('Failed to find a free port')
> >           return port
> >
> > +    def _if_rdma_enable(self):
> > +        rdma_stat = service.ServiceManager()
> > +        rdma = rdma_stat.status('rdma')
> > +        return rdma
>
>
> Above function is used on patch04, but actually I don't think it needs
> to check this service for RoCE. It would be needed if it was using the
> rxe_cfg to configure the rdma link. Or am I missing something?
>
>  The function _if_rdma_enable() checks if RDMA service enabled in the
system it does not depend on wich utils we will use to check if some
network configuration present (rdma or rxe_cfg)


> > +
> > +    def _get_ip_rdma(self):
> > +        get_ip_rdma = process.run('rdma link show').stdout.decode()
> > +        for line in get_ip_rdma.split('\n'):
> > +            if re.search(r"ACTIVE", line):
> > +                interface = line.split(" ")[-2]
> > +                ip =
> netifaces.ifaddresses(interface)[netifaces.AF_INET][0]['addr']
> > +                return ip
> > +
>
> I suggest that it explicitly returns None if none is found.
>

Ok, I agree
I'll improve it


> Thanks!
>
> - Wainer
>
> >
> >       def test_migration_with_tcp_localhost(self):
> >           dest_uri = 'tcp:localhost:%u' % self._get_free_port()
>
>

Thanks!

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