kopia lustrzana https://github.com/Yakifo/amqtt
28 wiersze
996 B
Python
28 wiersze
996 B
Python
# Copyright (c) 2015 Nicolas JOUANIN
|
|
#
|
|
# See the file license.txt for copying permission.
|
|
from hbmqtt.mqtt.packet import MQTTPacket, MQTTFixedHeader, UNSUBACK, PacketIdVariableHeader
|
|
from hbmqtt.errors import HBMQTTException
|
|
|
|
|
|
class UnsubackPacket(MQTTPacket):
|
|
VARIABLE_HEADER = PacketIdVariableHeader
|
|
PAYLOAD = None
|
|
|
|
def __init__(self, fixed: MQTTFixedHeader=None, variable_header: PacketIdVariableHeader=None, payload=None):
|
|
if fixed is None:
|
|
header = MQTTFixedHeader(UNSUBACK, 0x00)
|
|
else:
|
|
if fixed.packet_type is not UNSUBACK:
|
|
raise HBMQTTException("Invalid fixed packet type %s for UnsubackPacket init" % fixed.packet_type)
|
|
header = fixed
|
|
|
|
super().__init__(header)
|
|
self.variable_header = variable_header
|
|
self.payload = payload
|
|
|
|
@classmethod
|
|
def build(cls, packet_id):
|
|
variable_header = PacketIdVariableHeader(packet_id)
|
|
return cls(variable_header=variable_header)
|