def _onData(self, interest, data):
print 'in onData'
payload = data.getContent()
dataName = data.getName()
dataName_size = dataName.size()
print "Received data name: ", dataName.toUri()
data_name_components = dataName.toUri().split("/")
if "service_deployment_pull" in data_name_components:
fileName = data_name_components[
data_name_components.index("service_deployment_pull") + 1]
rel_path = "SEG_repository"
abs_path = os.path.join(self.script_dir, rel_path)
print "path of SEG_repository:%s" % abs_path
print "Service File name:%s" % fileName
file_path = os.path.join(abs_path, fileName)
dataSegmentNum = (dataName.get(dataName_size - 1)).toSegment()
lastSegmentNum = (data.getMetaInfo().getFinalBlockId()).toNumber()
print "dataSegmentNum" + str(dataSegmentNum)
print "lastSegmentNum" + str(lastSegmentNum)
if dataSegmentNum == 0:
print 'Start counting received chunks'
self.StartCountingReceivedChunks(dataSegmentNum,
lastSegmentNum + 1)
else:
self.UpdatingReceivedChunks(dataSegmentNum)
if self.request_SubsequenceDataChunk(abs_path, fileName, data,
self.window) == True:
timestamp_file = fileName + '.txt'
self.StopTimeStamp_MigrationTime(timestamp_file)
print 'Load image and run service'
if dockerctl.has_ServiceInfo(fileName) == True:
print 'Has description for service deployment'
ExecutionType = dockerctl.get_ExecutionType(fileName)
if ExecutionType == 'singleWebContainer':
print 'Deployment uses dockerctl'
if dockerctl.deployContainer(
fileName,
self.num_deployedContainer) == 'error':
print 'Image:%s cannot be deployed' % fileName
elif ExecutionType == 'DockerCompose':
dockerctl.run_DockerCompose_source(fileName)
elif ExecutionType == 'kebapp':
if dockerctl.deployKEBAPP(fileName) == True:
print 'Running docker image %s ...' % fileName
else:
print 'Error: Cannot run image %s' % fileName
else:
print 'Execution method is not yet implemented'
else:
print "function is not yet ready"
currentInterestName = interest.getName()
# Delete the Interest name from outstanding INTEREST dict as reply DATA has been received.
del self.outstanding[currentInterestName.toUri()]
def onInterest_pushService(self, prefix, interest, face, interestFilterId,
filter):
interestName = interest.getName()
### Delete image_file in SEG_Repe. This is just for migration cost experiment.
delete_service_command = 'rm ' + self.repo_path + '*'
os.system(delete_service_command)
print "Interest Name: %s" % interestName
interest_name_components = interestName.toUri().split("/")
if "service_deployment_push" in interest_name_components:
image_fileName = interest_name_components[
interest_name_components.index("service_deployment_push") + 2]
print 'Deploy service: %s' % image_fileName
print 'Start service deployment'
if dockerctl.has_ServiceInfo(image_fileName) == True:
print 'Has description for service deployment'
ExecutionType = dockerctl.get_ExecutionType(image_fileName)
if ExecutionType == 'singleWebContainer':
print 'Deployment uses dockerctl'
deployment_status = dockerctl.deployContainer(
image_fileName, self.num_deployedContainer)
if deployment_status == 'pull_image':
print 'Service: %s is not locally cached, pull from Repo' % image_fileName
prefix_pullImage = Name(
"/picasso/service_deployment_pull/" +
image_fileName)
print 'Sending Interest message: %s' % prefix_pullImage
self._sendNextInterest(prefix_pullImage,
self.interestLifetime, 'pull')
filename = image_fileName + '.txt'
self.StartTimeStamp_MigrationTime(filename)
elif deployment_status == 'done':
print 'Service:%s is successfully deployed' % image_fileName
self.num_deployedContainer += 1
elif deployment_status == 'error':
print 'Error in deployment process'
else:
print 'Code bug'
elif ExecutionType == 'DockerCompose':
print 'Deployment uses docker compose'
if dockerctl.has_imagefile(image_fileName) == True:
print 'Load image and run service'
dockerctl.run_DockerCompose_source(image_fileName)
else:
print 'Service: %s is not locally cached, pull from Repo' % image_fileName
prefix_pullImage = Name(
"/picasso/service_deployment_pull/" +
image_fileName)
print 'Sending Interest message: %s' % prefix_pullImage
self._sendNextInterest(prefix_pullImage,
self.interestLifetime, 'pull')
timestamp_file = image_fileName + '.txt'
self.StartTimeStamp_MigrationTime(timestamp_file)
else:
print 'Execution method is not yet implemented'
else:
print 'Deployment description is not available'
else:
print "Interest name mismatch"