def unpack(self, reader):
(file_type, path, block_size, replicas) = struct.unpack(self.format_str, reader.read(struct.calcsize(self.format_str)))
data = Data()
data.file_type = file_type
data.path = self._short_string(path) #self._short_string(path)
data.block_size = block_size
data.replicas = replicas
data.type = packet_types.FS_CREATE
return data
def unpack(self, reader):
(file_type, path, block_size, replicas) = struct.unpack(
self.format_str, reader.read(struct.calcsize(self.format_str)))
data = Data()
data.file_type = file_type
data.path = self._short_string(path) #self._short_string(path)
data.block_size = block_size
data.replicas = replicas
data.type = packet_types.FS_CREATE
return data
def unpack(self, reader):
(oid,block_id,length) = struct.unpack(self.format_str, reader.read(struct.calcsize(self.format_str)))
data = Data()
data.oid = oid
data.block_id = block_id
data.replicas = {}
for i in range(length):
(key,val) = struct.unpack(self.child_format_str, reader.read(struct.calcsize(self.child_format_str)))
data.replicas[key] = val
data.type = packet_types.FS_BLOCK_REPLICAS
return data
def unpack(self, reader):
(oid, block_id,
length) = struct.unpack(self.format_str,
reader.read(struct.calcsize(self.format_str)))
data = Data()
data.oid = oid
data.block_id = block_id
data.replicas = {}
for i in range(length):
(key, val) = struct.unpack(
self.child_format_str,
reader.read(struct.calcsize(self.child_format_str)))
data.replicas[key] = val
data.type = packet_types.FS_BLOCK_REPLICAS
return data
