def generateReport(self, podId, cachedData = True, writeToFile = False):
with self._dao.getReadSession() as session:
pod = self.getIpFabric(session, podId)
if pod is None:
logger.error('No pod found for podId: %s' % (podId))
raise ValueError('No pod found for podId: %s' % (podId))
if cachedData == False:
logger.info('Generating L2Report from real data')
# reset all spines l2 status
self.resetSpineL2Status(pod.devices)
futureList = []
for device in pod.devices:
if device.role == 'leaf':
l2DataCollector = L2DataCollector(device.id, self._conf, self._dao)
futureList.append(self.executor.submit(l2DataCollector.startL2Report))
logger.info('Submitted processing all devices')
concurrent.futures.wait(futureList)
# At this point multiple threads, ie multiple db sessions
# have updated device, so we need to refresh pod data.
# Rather than refresh, better option is expire, which
# would trigger lazy load.
session.expire(pod)
logger.info('Done processing all devices')
else:
logger.info('Generating L2Report from cached data')
cablingPlanWriter = CablingPlanWriter(self._conf, pod, self._dao)
if writeToFile:
return cablingPlanWriter.writeThreeStageL2ReportJson()
else:
return cablingPlanWriter.getThreeStageL2ReportJson()
def createCablingPlan(self, podId):
'''
Finds Pod object by id and create cabling plan
It also creates the output folders for pod
'''
if podId is None:
raise InvalidRequest("Pod id cannot be None")
with self._dao.getReadWriteSession() as session:
try:
pod = self._dao.getObjectById(session, Pod, podId)
except (exc.NoResultFound):
raise PodNotFound(podId, exc)
if len(pod.devices) > 0:
cablingPlanWriter = CablingPlanWriter(self._conf, pod, self._dao)
# create cabling plan in JSON format
cablingPlanJson = cablingPlanWriter.writeJSON()
pod.cablingPlan = CablingPlan(pod.id, cablingPlanJson)
# create cabling plan in DOT format
cablingPlanWriter.writeDOT()
self._dao.updateObjects(session, [pod])
return True
else:
logger.warning("Pod[id='%s', name='%s']: inventory is empty" % (pod.id, pod.name))
return False
def processTopology(self, podName, reCreateFabric=False):
'''
Finds Pod object by name and process topology
It also creates the output folders for pod
'''
try:
pod = self.dao.getUniqueObjectByName(Pod, podName)
except (exc.NoResultFound) as e:
raise ValueError(
"No Pod found with pod name: '%s', exc.NoResultFound: %s" %
(podName, e.message))
except (exc.MultipleResultsFound) as e:
raise ValueError(
"Multiple Pods found with pod name: '%s', exc.MultipleResultsFound: %s"
% (podName, e.message))
if pod.inventory is not None:
# topology handling is divided into 3 steps:
# 1. load inventory
# 2. create cabling plan
# 3. create configuration files
# 1. load inventory
json_inventory = open(
os.path.join(util.configLocation, pod.inventory))
inventory = json.load(json_inventory)
json_inventory.close()
self.createSpineIFDs(pod, inventory['spines'])
self.createLeafIFDs(pod, inventory['leafs'])
# 2. create cabling plan in JSON format
cablingPlanWriter = CablingPlanWriter(self.conf, pod, self.dao)
cablingPlanJSON = cablingPlanWriter.writeJSON()
self.createLinkBetweenIFDs(pod, cablingPlanJSON['links'])
# create cabling plan in DOT format
cablingPlanWriter.writeDOT()
# 3. allocate resource and create configuration files
self.allocateResource(pod)
self.generateConfig(pod)
return True
else:
raise ValueError("No topology found for pod name: '%s'", (podName))
def createCablingPlan(self, podId):
'''
Finds Pod object by id and create cabling plan
It also creates the output folders for pod
'''
if podId is not None:
try:
pod = self.dao.getObjectById(Pod, podId)
except (exc.NoResultFound) as e:
raise ValueError("Pod[id='%s']: not found" % (podId))
if len(pod.devices) > 0:
cablingPlanWriter = CablingPlanWriter(self.conf, pod, self.dao)
# create cabling plan in JSON format
cablingPlanWriter.writeJSON()
# create cabling plan in DOT format
cablingPlanWriter.writeDOT()
# update status
pod.state = 'cablingDone'
self.dao.updateObjects([pod])
return True
else:
raise ValueError("Pod[id='%s', name='%s']: inventory is empty" % (pod.id, pod.name))
else:
raise ValueError("Pod id can't be None")
def processTopology(self, podName, reCreateFabric = False):
'''
Finds Pod object by name and process topology
It also creates the output folders for pod
'''
try:
pod = self.dao.getUniqueObjectByName(Pod, podName)
except (exc.NoResultFound) as e:
raise ValueError("No Pod found with pod name: '%s', exc.NoResultFound: %s" % (podName, e.message))
except (exc.MultipleResultsFound) as e:
raise ValueError("Multiple Pods found with pod name: '%s', exc.MultipleResultsFound: %s" % (podName, e.message))
if pod.inventory is not None:
# topology handling is divided into 3 steps:
# 1. load inventory
# 2. create cabling plan
# 3. create configuration files
# 1. load inventory
json_inventory = open(os.path.join(util.configLocation, pod.inventory))
inventory = json.load(json_inventory)
json_inventory.close()
self.createSpineIFDs(pod, inventory['spines'])
self.createLeafIFDs(pod, inventory['leafs'])
# 2. create cabling plan in JSON format
cablingPlanWriter = CablingPlanWriter(self.conf, pod, self.dao)
cablingPlanJSON = cablingPlanWriter.writeJSON()
self.createLinkBetweenIFDs(pod, cablingPlanJSON['links'])
# create cabling plan in DOT format
cablingPlanWriter.writeDOT()
# 3. allocate resource and create configuration files
self.allocateResource(pod)
self.generateConfig(pod);
return True
else:
raise ValueError("No topology found for pod name: '%s'", (podName))
