[OE-core] [PATCH 3/3] oeqa/runtime/cases/rpm.py: workaround race condition

[ChenQi]

I'll backport the patch, integrate it into the upgrade patch and send 
out V6.

Best Regards,
Chen Qi

On 07/16/2018 07:15 PM, Burton, Ross wrote:
> Still refusing to accept a "sleep 1" on a race:
>
> 1) a 1 second sleep just makes the race rarer, a loaded host and
> you'll hit it again and want to push it to 2 seconds
> 2) Upstream fix at
> https://github.com/systemd/systemd/commit/86d18f3b09ec984ef3732567af992adb2dc77a8a
>
> Ross
>
> On 16 July 2018 at 04:20, Chen Qi <Qi.Chen at windriver.com> wrote:
>> With the recent change in new systemd version, it's possible that
>> a user is deleted before stopping user-runtime-dir at xxx.service.
>> See link below.
>>
>>    https://github.com/systemd/systemd/issues/9541
>>
>> Workaround this issue by delay for 1 second before deleting user.
>>
>> Signed-off-by: Chen Qi <Qi.Chen at windriver.com>
>> ---
>>   meta/lib/oeqa/runtime/cases/rpm.py | 6 ++++++
>>   1 file changed, 6 insertions(+)
>>
>> diff --git a/meta/lib/oeqa/runtime/cases/rpm.py b/meta/lib/oeqa/runtime/cases/rpm.py
>> index 1e5e463..2f9dcad 100644
>> --- a/meta/lib/oeqa/runtime/cases/rpm.py
>> +++ b/meta/lib/oeqa/runtime/cases/rpm.py
>> @@ -87,6 +87,12 @@ class RpmInstallRemoveTest(OERuntimeTestCase):
>>               self.assertEqual(status, 0, msg=msg)
>>
>>           def unset_up_test_user(u):
>> +            # Due to recent change in systemd, we need to sleep for a while
>> +            # to avoid unexpected failure of user-runtime-dir at 1000.service
>> +            # See https://github.com/systemd/systemd/issues/9541
>> +            if self.tc.td.get('VIRTUAL-RUNTIME_init_manager') == 'systemd':
>> +                self.target.run('sleep 1')
>> +
>>               status, output = self.target.run('userdel -r %s' % u)
>>               msg = 'Failed to erase user: %s' % output
>>               self.assertTrue(status == 0, msg=msg)
>> --
>> 1.9.1
>>
>> --
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