def _stop_jobs(self, element):
pending_jobs = self._get_pending_jobs_affecting_element(element)
for job in pending_jobs:
job_details = self._get_job_details(job, extended=True)
try:
if not job.Cancellable:
LOG.debug(
"Got request to terminate "
"non-cancelable job: %s.", job_details)
continue
job.RequestStateChange(self._KILL_JOB_STATE_CHANGE_REQUEST)
except exceptions.x_wmi as ex:
# The job may had been completed right before we've
# attempted to kill it.
if not _utils._is_not_found_exc(ex):
LOG.debug(
"Failed to stop job. Exception: %s. "
"Job details: %s.", ex, job_details)
pending_jobs = self._get_pending_jobs_affecting_element(element)
if pending_jobs:
pending_job_details = [
self._get_job_details(job, extended=True)
for job in pending_jobs
]
LOG.debug(
"Attempted to terminate jobs "
"affecting element %(element)s but "
"%(pending_count)s jobs are still pending: "
"%(pending_jobs)s.",
dict(element=element,
pending_count=len(pending_jobs),
pending_jobs=pending_job_details))
raise exceptions.JobTerminateFailed()
def test_is_not_found_exc(self, hresult):
exc = test_base.FakeWMIExc(hresult=hresult)
result = _utils._is_not_found_exc(exc)
expected = hresult == _utils._WBEM_E_NOT_FOUND
self.assertEqual(expected, result)
def _stop_jobs(self, element):
pending_jobs = self._get_pending_jobs_affecting_element(
element, ignore_error_state=False)
for job in pending_jobs:
try:
if not job.Cancellable:
LOG.debug("Got request to terminate "
"non-cancelable job.")
continue
elif job.JobState == constants.JOB_STATE_EXCEPTION:
LOG.debug("Attempting to terminate exception state job.")
job.RequestStateChange(self._KILL_JOB_STATE_CHANGE_REQUEST)
except exceptions.x_wmi as ex:
# The job may had been completed right before we've
# attempted to kill it.
if not _utils._is_not_found_exc(ex):
LOG.debug("Failed to stop job. Exception: %s", ex)
pending_jobs = self._get_pending_jobs_affecting_element(element)
if pending_jobs:
LOG.debug(
"Attempted to terminate jobs "
"affecting element %(element)s but "
"%(pending_count)s jobs are still pending.",
dict(element=element, pending_count=len(pending_jobs)))
raise exceptions.JobTerminateFailed()
def test_is_not_found_exc(self, hresult, mock_get_com_error_hresult):
mock_get_com_error_hresult.return_value = hresult
exc = mock.MagicMock()
result = _utils._is_not_found_exc(exc)
expected = hresult == _utils._WBEM_E_NOT_FOUND
self.assertEqual(expected, result)
mock_get_com_error_hresult.assert_called_once_with(exc.com_error)
def _get_pending_jobs_affecting_element(self, element):
# Msvm_AffectedJobElement is in fact an association between
# the affected element and the affecting job.
mappings = self._conn.Msvm_AffectedJobElement(
AffectedElement=element.path_())
pending_jobs = []
for mapping in mappings:
try:
if mapping.AffectingElement and not self._is_job_completed(
mapping.AffectingElement):
pending_jobs.append(mapping.AffectingElement)
except exceptions.x_wmi as ex:
# NOTE(claudiub): we can ignore "Not found" type exceptions.
if not _utils._is_not_found_exc(ex):
raise
return pending_jobs
