[Avocado-devel] avocado run type_specific.io-github-autotest-qemu.migrate.default.tcp failed

Amador Pahim apahim at redhat.com
Wed Nov 29 10:01:57 UTC 2017 

On Wed, Nov 29, 2017 at 10:59 AM, Khitai Pang <khitai.pang at outlook.com> wrote:
> The test passed after applying the fix to
> /usr/lib/python2.7/site-packages/virttest/utils_net.py.
>
> # avocado run type_specific.io-github-autotest-qemu.migrate.default.tcp
> JOB ID     : a6c74b1088caa51f29a97cd3a25c15ab6343e713
> JOB LOG    : /root/avocado/job-results/job-2017-11-29T17.55-a6c74b1/job.log
>  (1/1) type_specific.io-github-autotest-qemu.migrate.default.tcp: PASS
> (38.66 s)
> RESULTS    : PASS 1 | ERROR 0 | FAIL 0 | SKIP 0 | WARN 0 | INTERRUPT 0 |
> CANCEL 0
> JOB TIME   : 40.44 s
>
> Thank you for your help!

Ok, thank you.

>
> But I don't think the path of brctl should be hard-coded in the script,
> there must be a better way to solve this issue.

Yes, I don't intend to hard-code it. We have to discover the full path
and use it.

>
>
> Regards
> Khitai
>
> On 2017/11/29 17:49, Amador Pahim wrote:
>
> On Wed, Nov 29, 2017 at 10:40 AM, Khitai Pang <khitai.pang at outlook.com>
> wrote:
>
> bridge-utils is already installed.
>
> # which brctl
> /usr/sbin/brctl
>
> Ok, so the problem is probably Avocado process utility not able to
> call brctl. Maybe wrong PATH configuration. But anyway, Avocado should
> use the full path for the command. I will send a fix for that.
> Could you please try to edit
> "/usr/lib/python2.7/site-packages/virttest/utils_net.py", line 996,
> replacing "brctl show" by "/usr/sbin/brctl show" and check whether it
> works?
>
> # rpm -qf /usr/sbin/brctl
> bridge-utils-1.5-9.el7.x86_64
>
>
> Regards
> Khitai
>
> On 2017/11/29 16:40, Amador Pahim wrote:
>
> Missing brctl? (bridge-utils package)
>
> On Wed, Nov 29, 2017 at 6:34 AM, Khitai Pang <khitai.pang at outlook.com>
> wrote:
>
> Hi,
>
> I ran a test on a baremetal server and it failed:
>
> # avocado run type_specific.io-github-autotest-qemu.migrate.default.tcp
> JOB ID     : c8d2e03b75ccaad7f340bb9d82d3dcfee7add187
> JOB LOG    : /root/avocado/job-results/job-2017-11-29T11.02-c8d2e03/job.log
>   (1/1) type_specific.io-github-autotest-qemu.migrate.default.tcp: ERROR
> (1.42 s)
> RESULTS    : PASS 0 | ERROR 1 | FAIL 0 | SKIP 0 | WARN 0 | INTERRUPT 0 |
> CANCEL  0
> JOB TIME   : 3.21 s
>
> # rpm -qa | grep avocado
> python-avocado-56.0-0.20171120git3c9dad04.el7.centos.noarch
> python-avocado-examples-56.0-0.20171120git3c9dad04.el7.centos.noarch
> avocado-plugins-vt-56.0-0.el7.centos.noarch
>
> In the test log I see the following errors:
>
> 2017-11-29 11:02:36,334 test             L0428 ERROR| Exception raised
> during postprocessing: Failures occurred while postprocess:
> Postprocess: [Errno 2] No such file or directory (brctl show)
> 2017-11-29 11:02:36,335 stacktrace       L0041 ERROR|
> 2017-11-29 11:02:36,335 stacktrace       L0044 ERROR| Reproduced traceback
> from: /usr/lib/python2.7/site-packages/avocado_vt/test.py:245
> 2017-11-29 11:02:36,338 stacktrace       L0047 ERROR| Traceback (most recent
> call last):
> 2017-11-29 11:02:36,338 stacktrace       L0047 ERROR|   File
> "/usr/lib/python2.7/site-packages/avocado_vt/test.py", line 387, in _runTest
> 2017-11-29 11:02:36,338 stacktrace       L0047 ERROR|     params =
> env_process.preprocess(self, params, env)
> 2017-11-29 11:02:36,338 stacktrace       L0047 ERROR|   File
> "/usr/lib/python2.7/site-packages/virttest/error_context.py", line 135, in
> new_fn
> 2017-11-29 11:02:36,339 stacktrace       L0047 ERROR|     return fn(*args,
> **kwargs)
> 2017-11-29 11:02:36,339 stacktrace       L0047 ERROR|   File
> "/usr/lib/python2.7/site-packages/virttest/env_process.py", line 878, in
> preprocess
> 2017-11-29 11:02:36,339 stacktrace       L0047 ERROR|     process(test,
> params, env, preprocess_image, preprocess_vm)
> 2017-11-29 11:02:36,339 stacktrace       L0047 ERROR|   File
> "/usr/lib/python2.7/site-packages/virttest/env_process.py", line 554, in
> process
> 2017-11-29 11:02:36,339 stacktrace       L0047 ERROR|     _call_vm_func()
> 2017-11-29 11:02:36,339 stacktrace       L0047 ERROR|   File
> "/usr/lib/python2.7/site-packages/virttest/env_process.py", line 523, in
> _call_vm_func
> 2017-11-29 11:02:36,339 stacktrace       L0047 ERROR|     vm_func(test,
> vm_params, env, vm_name)
> 2017-11-29 11:02:36,339 stacktrace       L0047 ERROR|   File
> "/usr/lib/python2.7/site-packages/virttest/env_process.py", line 189, in
> preprocess_vm
> 2017-11-29 11:02:36,339 stacktrace       L0047 ERROR|
> migration_exec_cmd=params.get("migration_exec_cmd_dst"))
> 2017-11-29 11:02:36,339 stacktrace       L0047 ERROR|   File
> "/usr/lib/python2.7/site-packages/virttest/error_context.py", line 135, in
> new_fn
> 2017-11-29 11:02:36,339 stacktrace       L0047 ERROR|     return fn(*args,
> **kwargs)
> 2017-11-29 11:02:36,339 stacktrace       L0047 ERROR|   File
> "/usr/lib/python2.7/site-packages/virttest/qemu_vm.py", line 2658, in create
> 2017-11-29 11:02:36,339 stacktrace       L0047 ERROR|     elif
> (utils_net.find_current_bridge(nic.ifname)[1] ==
> 2017-11-29 11:02:36,340 stacktrace       L0047 ERROR|   File
> "/usr/lib/python2.7/site-packages/virttest/utils_net.py", line 1141, in
> wrap_init
> 2017-11-29 11:02:36,340 stacktrace       L0047 ERROR|     return func(*args,
> **kargs)
> 2017-11-29 11:02:36,340 stacktrace       L0047 ERROR|   File
> "/usr/lib/python2.7/site-packages/virttest/utils_net.py", line 1840, in
> find_current_bridge
> 2017-11-29 11:02:36,340 stacktrace       L0047 ERROR|     bridge =
> master.port_to_br(iface_name)
> 2017-11-29 11:02:36,340 stacktrace       L0047 ERROR|   File
> "/usr/lib/python2.7/site-packages/virttest/utils_net.py", line 1055, in
> port_to_br
> 2017-11-29 11:02:36,340 stacktrace       L0047 ERROR|     for br in
> self.list_br():
> 2017-11-29 11:02:36,340 stacktrace       L0047 ERROR|   File
> "/usr/lib/python2.7/site-packages/virttest/utils_net.py", line 1035, in
> list_br
> 2017-11-29 11:02:36,340 stacktrace       L0047 ERROR|     return
> self.get_structure().keys()
> 2017-11-29 11:02:36,340 stacktrace       L0047 ERROR|   File
> "/usr/lib/python2.7/site-packages/virttest/utils_net.py", line 996, in
> get_structure
> 2017-11-29 11:02:36,340 stacktrace       L0047 ERROR|
> process.run(r"brctl show", verbose=False).stdout.splitlines())
> 2017-11-29 11:02:36,340 stacktrace       L0047 ERROR|   File
> "/usr/lib/python2.7/site-packages/avocado/utils/process.py", line 1189, in
> run
> 2017-11-29 11:02:36,340 stacktrace       L0047 ERROR|     cmd_result =
> sp.run(timeout=timeout)
> 2017-11-29 11:02:36,341 stacktrace       L0047 ERROR|   File
> "/usr/lib/python2.7/site-packages/avocado/utils/process.py", line 711, in
> run
> 2017-11-29 11:02:36,341 stacktrace       L0047 ERROR|
> self._init_subprocess()
> 2017-11-29 11:02:36,341 stacktrace       L0047 ERROR|   File
> "/usr/lib/python2.7/site-packages/avocado/utils/process.py", line 515, in
> _init_subprocess
> 2017-11-29 11:02:36,341 stacktrace       L0047 ERROR|     raise details
> 2017-11-29 11:02:36,341 stacktrace       L0047 ERROR| OSError: [Errno 2] No
> such file or directory (brctl show)
> 2017-11-29 11:02:36,341 stacktrace       L0048 ERROR|
> 2017-11-29 11:02:36,341 stacktrace       L0041 ERROR|
> 2017-11-29 11:02:36,341 stacktrace       L0044 ERROR| Reproduced traceback
> from: /usr/lib/python2.7/site-packages/avocado/core/test.py:819
> 2017-11-29 11:02:36,341 stacktrace       L0047 ERROR| Traceback (most recent
> call last):
> 2017-11-29 11:02:36,341 stacktrace       L0047 ERROR|   File
> "/usr/lib/python2.7/site-packages/avocado_vt/test.py", line 271, in runTest
> 2017-11-29 11:02:36,342 stacktrace       L0047 ERROR|     raise
> self.__status  # pylint: disable=E0702
> 2017-11-29 11:02:36,342 stacktrace       L0047 ERROR| OSError: [Errno 2] No
> such file or directory (brctl show)
> 2017-11-29 11:02:36,342 stacktrace       L0048 ERROR|
> 2017-11-29 11:02:36,342 test             L0824 DEBUG| Local variables:
> 2017-11-29 11:02:36,372 test             L0827 DEBUG|  -> self <class
> 'avocado_vt.test.VirtTest'>:
> 1-type_specific.io-github-autotest-qemu.migrate.default.tcp
> 2017-11-29 11:02:36,373 test             L0278 DEBUG| DATA
> (filename=stdout.expected) => NOT FOUND (data sources: variant, test, file)
> 2017-11-29 11:02:36,373 test             L0278 DEBUG| DATA
> (filename=stderr.expected) => NOT FOUND (data sources: variant, test, file)
> 2017-11-29 11:02:36,373 test             L0955 ERROR| Traceback (most recent
> call last):
>
> 2017-11-29 11:02:36,373 test             L0955 ERROR|   File
> "/usr/lib/python2.7/site-packages/avocado/core/test.py", line 893, in
> _run_avocado
>      raise test_exception
>
> 2017-11-29 11:02:36,373 test             L0955 ERROR| OSError: [Errno 2] No
> such file or directory (brctl show)
>
> 2017-11-29 11:02:36,373 test             L0970 ERROR| ERROR
> 1-type_specific.io-github-autotest-qemu.migrate.default.tcp -> OSError:
> [Errno 2] No such file or directory (brctl show)
> 2017-11-29 11:02:36,373 test             L0959 INFO |
> 2017-11-29 11:02:36,439 sysinfo          L0111 DEBUG| Not logging /proc/pci
> (file does not exist)
> 2017-11-29 11:02:36,590 utils_net        L1139 DEBUG| Host does not support
> OpenVSwitch: Command 'ovs-vswitchd' could not be found in any of the PATH
> dirs: ['/bin', '/sbin', '/usr/bin', '/usr/local/sbin', '/usr/libexec',
> '/root/bin', '/usr/sbin', '/usr/local/bin']
>
>
> Any idea?
>
>
> Regards,
> Khitai
>
>

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