def test_function_is_called_once_by_default(self, sleep_mock):
retryer = retrying.retry()
def func():
pass
retryer.run(func)
self.assertFalse(sleep_mock.called)
self.assertEqual(retryer.attempt, 1)
def test_function_is_called_once_by_default(self, sleep_mock):
retryer = retrying.retry()
def func():
pass
retryer.run(func)
self.assertFalse(sleep_mock.called)
self.assertEqual(retryer.attempt, 1)
def _path_exists(self, path, target_portal, target_iqn):
timeout = self.storage_backend_timeout
retryer = retrying.retry(max_time=timeout, raise_error=False)
def check_path_and_rescan():
# The rescan isn't documented as being necessary(?), but it helps
try:
rescan = "iscsiadm -m node -T {iqn} -p {portal} --rescan"
local.sudo(rescan.format(iqn=target_iqn, portal=target_portal))
except local.LocalExecutionFailed as e:
LOG.debug("Rescan failed with %d: %s", e.code, e.message)
return local.sudo("test -e {path}".format(path=path))
return retryer.run(check_path_and_rescan) == ''
def _path_exists(self, path, target_portal, target_iqn):
timeout = self.storage_backend_timeout
retryer = retrying.retry(max_time=timeout, raise_error=False)
def check_path_and_rescan(sudo_password):
# The rescan isn't documented as being necessary(?), but it helps
try:
rescan = "iscsiadm -m node -T {iqn} -p {portal} --rescan"
local.sudo(
rescan.format(iqn=target_iqn, portal=target_portal),
sudo_password=sudo_password)
except local.LocalExecutionFailed as e:
LOG.debug("Rescan failed with %d: %s", e.code, e.message)
return local.sudo("test -e {path}".format(path=path),
sudo_password=sudo_password)
return retryer.run(check_path_and_rescan, self.sudo_password) == ''
def _wait_job_completion(self, rc, job):
# From ValueMap of JobState in CIM_ConcreteJob
# 2L=New, 3L=Starting, 4L=Running, 32767L=Queue Pending
# ValueMap("2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13..32767,
# 32768..65535"),
# Values("New, Starting, Running, Suspended, Shutting Down,
# Completed, Terminated, Killed, Exception, Service,
# Query Pending, DMTF Reserved, Vendor Reserved")]
# NOTE(deva): string matching based on
# http://ipmitool.cvs.sourceforge.net/
# viewvc/ipmitool/ipmitool/lib/ipmi_chassis.c
if rc == 0:
return job
retryer = retrying.retry(
max_time=self._storage_backend_timeout,
predicate_retval_as_arg=True,
predicate=lambda j: j['JobState'] not in [2, 3, 4, 32767])
job_name = job['Job']
retryer.run(self.connection.GetInstance, job_name, LocalOnly=False)
def _wait_job_completion(self, rc, job):
# From ValueMap of JobState in CIM_ConcreteJob
# 2L=New, 3L=Starting, 4L=Running, 32767L=Queue Pending
# ValueMap("2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13..32767,
# 32768..65535"),
# Values("New, Starting, Running, Suspended, Shutting Down,
# Completed, Terminated, Killed, Exception, Service,
# Query Pending, DMTF Reserved, Vendor Reserved")]
# NOTE(deva): string matching based on
# http://ipmitool.cvs.sourceforge.net/
# viewvc/ipmitool/ipmitool/lib/ipmi_chassis.c
if rc == 0:
return job
retryer = retrying.retry(
max_time=self._storage_backend_timeout,
predicate_retval_as_arg=True,
predicate=lambda j: j['JobState'] not in [2, 3, 4, 32767])
job_name = job['Job']
retryer.run(self.connection.GetInstance, job_name, LocalOnly=False)
