def test_fileModifiedAndMovedOnBothDevices(self):
mySystemModifications = {
"dirs_created": [],
"dirs_deleted": [],
"dirs_modified": [],
"dirs_moved": [],
"files_created": [],
"files_deleted": [],
"files_modified": ['moved_file'],
"files_moved": [('moved_file', 'moved_file_destination')],
}
otherSystemModifications = {
"dirs_created": [],
"dirs_deleted": [],
"dirs_modified": [],
"dirs_moved": [],
"files_created": [],
"files_deleted": [],
"files_modified": ['moved_file'],
"files_moved": [('moved_file', 'moved_file_destination')],
}
synchronizer = SynchronizationManager(mySystemModifications,
otherSystemModifications)
mySystemFileProcesses, otherSystemFileProcesses = synchronizer.getFileProcesses(
)
expectedMySystemFileProcesses, expectedOtherSystemFileProcesses = [], []
self.assertCountEqual(mySystemFileProcesses,
expectedMySystemFileProcesses)
self.assertCountEqual(otherSystemFileProcesses,
expectedOtherSystemFileProcesses)
def test_directoryDeletedOnMyDevice(self):
mySystemModifications = {
"dirs_created": [],
"dirs_deleted": ['deleted_directory'],
"dirs_modified": [],
"dirs_moved": [],
"files_created": [],
"files_deleted": [],
"files_modified": [],
"files_moved": [],
}
otherSystemModifications = {
"dirs_created": [],
"dirs_deleted": [],
"dirs_modified": [],
"dirs_moved": [],
"files_created": [],
"files_deleted": [],
"files_modified": [],
"files_moved": [],
}
synchronizer = SynchronizationManager(mySystemModifications,
otherSystemModifications)
mySystemFileProcesses, otherSystemFileProcesses = synchronizer.getFileProcesses(
)
expectedMySystemFileProcesses = []
expectedOtherSystemFileProcesses = [('deletedDirectory',
'deleted_directory')]
self.assertCountEqual(mySystemFileProcesses,
expectedMySystemFileProcesses)
self.assertCountEqual(otherSystemFileProcesses,
expectedOtherSystemFileProcesses)
def test_fileMovedToDifferentDestinationOnOtherDevice(self):
mySystemModifications = {
"dirs_created": [],
"dirs_deleted": [],
"dirs_modified": [],
"dirs_moved": [],
"files_created": [],
"files_deleted": [],
"files_modified": [],
"files_moved":
[('moved_file_source', 'my_moved_file_destination')],
}
otherSystemModifications = {
"dirs_created": [],
"dirs_deleted": [],
"dirs_modified": [],
"dirs_moved": [],
"files_created": [],
"files_deleted": [],
"files_modified": [],
"files_moved":
[('moved_file_source', 'other_moved_file_destination')],
}
synchronizer = SynchronizationManager(mySystemModifications,
otherSystemModifications)
mySystemFileProcesses, otherSystemFileProcesses = synchronizer.getFileProcesses(
)
expectedMySystemFileProcesses = [('create',
'other_moved_file_destination')]
expectedOtherSystemFileProcesses = [('create',
'my_moved_file_destination')]
self.assertCountEqual(mySystemFileProcesses,
expectedMySystemFileProcesses)
self.assertCountEqual(otherSystemFileProcesses,
expectedOtherSystemFileProcesses)
def test_fileCreatedAndModifiedOnOtherDeviceAndMovedOnMyDevice(self):
mySystemModifications = {
"dirs_created": [],
"dirs_deleted": [],
"dirs_modified": [],
"dirs_moved": [],
"files_created": [],
"files_deleted": [],
"files_modified": [],
"files_moved": [("modified_file", "created_file")],
}
otherSystemModifications = {
"dirs_created": [],
"dirs_deleted": [],
"dirs_modified": [],
"dirs_moved": [],
"files_created": ['created_file'],
"files_deleted": [],
"files_modified": ['modified_file'],
"files_moved": [],
}
synchronizer = SynchronizationManager(mySystemModifications,
otherSystemModifications)
mySystemFileProcesses, otherSystemFileProcesses = synchronizer.getFileProcesses(
)
expectedMySystemFileProcesses = [("create", "modified_file"),
("create", "created_file")]
expectedOtherSystemFileProcesses = [("create", "modified_file"),
("create", "created_file")]
self.assertCountEqual(mySystemFileProcesses,
expectedMySystemFileProcesses)
self.assertCountEqual(otherSystemFileProcesses,
expectedOtherSystemFileProcesses)
class SynchronizationProtocol(Protocol):
def __init__(self, factory):
self.factory = factory
self.fileProcesses = []
self.contents = {}
def dataReceived(self, contents):
response = {
'type' : 'error',
'message' : 'Unknown error'
}
try:
message = json.loads(contents.decode())
if message['type'] == 'modifications':
response = self.handleModifications(message['modifications'])
elif message['type'] == 'data':
response = self.handleData(message['data'])
elif message['type'] == 'end':
self.transport.loseConnection()
else:
response = {
'type' : 'error',
'message' : 'Message type not recognized'
}
except json.JSONDecodeError:
response = {
'type' : 'error',
'message' : 'Message format not recognized'
}
finally:
self.transport.write(json.dumps(response).encode())
def connectionLost(self, reason):
if reason.check(ConnectionDone):
SynchronizationManager.synchronize(self.fileProcesses, self.contents, self.factory.fileSystemManager)
self.factory.fileSystemManager.syncBackupState()
def handleModifications(self, otherSystemModifications):
mySystemModifications = self.factory.fileSystemManager.getDifferencesSinceLastSync()
self.synchroniser = SynchronizationManager(mySystemModifications, otherSystemModifications)
mySystemFileProcesses, otherSystemFileProcesses = self.synchroniser.getFileProcesses()
self.mySystemRequiredFiles = self.synchroniser.getRequiredFiles(mySystemFileProcesses)
self.otherSystemRequiredFiles = self.synchroniser.getRequiredFiles(otherSystemFileProcesses)
self.fileProcesses = mySystemFileProcesses
response = {
'type' : 'operations', #needs-attention
'operations': otherSystemFileProcesses,
'files' : self.otherSystemRequiredFiles
}
return response
def handleData(self, data):
mySystemData, otherSystemData = self.synchroniser.getData(
data, self.mySystemRequiredFiles, self.otherSystemRequiredFiles, self.factory.fileSystemManager)
self.contents = mySystemData
response = {
'type' : 'data',
'data' : otherSystemData
}
return response