def test_retry_with_max_retries(self):
responses = [error_util.SessionOverLoadException(None),
error_util.SessionOverLoadException(None),
error_util.SessionOverLoadException(None)]
def func(*args, **kwargs):
response = responses.pop(0)
if isinstance(response, Exception):
raise response
return response
retry = api.Retry(2, 0, 0, (error_util.SessionOverLoadException,))
self.assertRaises(error_util.SessionOverLoadException, retry(func))
self.assertTrue(retry._retry_count == 2)
def test_retry_with_expected_exceptions(self):
result = "RESULT"
responses = [error_util.SessionOverLoadException(None),
error_util.SessionOverLoadException(None),
result]
def func(*args, **kwargs):
response = responses.pop(0)
if isinstance(response, Exception):
raise response
return response
sleep_time_incr = 0.01
retry_count = 2
retry = api.Retry(10, sleep_time_incr, 10,
(error_util.SessionOverLoadException,))
self.assertEqual(result, retry(func)())
self.assertTrue(retry._retry_count == retry_count)
self.assertEqual(retry_count * sleep_time_incr, retry._sleep_time)
def vim_request_handler(managed_object, **kwargs):
"""Handler for VI SDK calls.
Builds the SOAP message and parses the response for fault
checking and other errors.
:param managed_object:Managed object reference
:param kwargs: Keyword arguments of the call
:return: Response of the API call
"""
try:
if isinstance(managed_object, str):
# For strings use string value for value and type
# of the managed object.
managed_object = get_moref(managed_object, managed_object)
request = getattr(self.client.service, attr_name)
response = request(managed_object, **kwargs)
if (attr_name.lower() == 'retrievepropertiesex'):
retrieve_properties_ex_fault_checker(response)
return response
except error_util.VimFaultException as excep:
raise
except suds.WebFault as excep:
doc = excep.document
detail = doc.childAtPath('/Envelope/Body/Fault/detail')
fault_list = []
for child in detail.getChildren():
fault_list.append(child.get('type'))
raise error_util.VimFaultException(fault_list, excep)
except AttributeError as excep:
raise error_util.VimAttributeException(
_("No such SOAP method "
"%(attr)s. Detailed "
"error: %(excep)s.") % {
'attr': attr_name,
'excep': excep
})
except (httplib.CannotSendRequest, httplib.ResponseNotReady,
httplib.CannotSendHeader) as excep:
raise error_util.SessionOverLoadException(
_("httplib error in "
"%(attr)s: "
"%(excep)s.") % {
'attr': attr_name,
'excep': excep
})
except (urllib2.URLError, urllib2.HTTPError) as excep:
raise error_util.VimConnectionException(
_("urllib2 error in %(attr)s: %(excep)s.") % {
'attr': attr_name,
'excep': excep
})
except Exception as excep:
# Socket errors which need special handling for they
# might be caused by server API call overload
if (str(excep).find(ADDRESS_IN_USE_ERROR) != -1
or str(excep).find(CONN_ABORT_ERROR)) != -1:
raise error_util.SessionOverLoadException(
_("Socket error "
"in %(attr)s: "
"%(excep)s.") % {
'attr': attr_name,
'excep': excep
})
# Type error that needs special handling for it might be
# caused by server API call overload
elif str(excep).find(RESP_NOT_XML_ERROR) != -1:
raise error_util.SessionOverLoadException(
_("Type error "
"in %(attr)s: "
"%(excep)s.") % {
'attr': attr_name,
'excep': excep
})
else:
raise error_util.VimException(
_("Error in %(attr)s. "
"Detailed error: "
"%(excep)s.") % {
'attr': attr_name,
'excep': excep
})
