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

Khitai Pang khitai.pang at outlook.com
Wed Nov 29 09:59:34 UTC 2017


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!

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.


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><mailto: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><mailto: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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