Initial commit
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#! /usr/bin/env python
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# -*- coding: utf-8 -*-
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# vim:fenc=utf-8:ts=8:et:sw=4:sts=4
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#
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# Copyright © 2017 jpk <jpk@goatpr0n.de>
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#
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# Distributed under terms of the MIT license.
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"""
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"""
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from struct import (pack, unpack, calcsize)
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from enum import Enum
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import socket
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from collections import namedtuple
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_LW12_PKT_LEN = 9
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_LW12_PKT_FMT = 'c6sxc'
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_LW12_PKT_PAYLOAD_FMT = 'cccccc'
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_LW12_PKT_HEAD = b'\x7e'
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_LW12_PKT_TAIL = b'\xef'
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class LW12_MODE(Enum):
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LIGHT = b'\x04'
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COLOR = b'\x05'
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IGNORE = b'\xff'
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class LW12_LIGHT(Enum):
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BRIGHTNESS = b'\x01'
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FLASH = b'\x02'
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SET = b'\x03'
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POWER = b'\x04'
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class LW12_POWER(Enum):
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ON = b'\x01'
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OFF = b'\x00'
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class LW12_COLOR_STATIC(Enum):
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RED = b'\x80'
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BLUE = b'\x81'
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GREEN = b'\x82'
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CYAN = b'\x83'
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YELLOW = b'\x84'
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PURPLE = b'\x85'
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WHITE = b'\x86'
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class LW12_COLOR_JUMP(Enum):
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TRICOLOR = b'\x87'
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SEVENCOLOR = b'\x88'
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class LW12_COLOR_GRADIENT(Enum):
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TRICOLOR = b'\x89'
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SEVENCOLOR = b'\x8a'
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RED = b'\x8b'
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GREEN = b'\x8c'
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BLUE = b'\x8d'
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YELLOW = b'\x8e'
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CYAN = b'\x8f'
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PURPLE = b'\x90'
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WHITE = b'\x91'
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RED_GREEN = b'\x92'
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RED_BLUE = b'\x93'
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GREEN_BLUE = b'\x94'
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class LW12_COLOR_FLASH(Enum):
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SEVENCOLOR = b'\x95'
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RED = b'\x96'
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GREEN = b'\x97'
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BLUE = b'\x98'
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YELLOW = b'\x99'
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CYAN = b'\x9a'
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PURPLE = b'\x9b'
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WHITE = b'\x9c'
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LW12_Packet = namedtuple('Packet', 'head data tail')
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LW12_Payload = namedtuple('Payload', 'mode option value r g b')
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sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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class LW12Controller(object):
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def __init__(self, host, port):
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self.socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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self.host = host
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self.port = port
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def get_remote_socket(self):
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return (self.host, self.port)
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def send(self, payload, sock=None):
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data = self._compile_packet(payload)
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packet = pack(_LW12_PKT_FMT, _LW12_PKT_HEAD, data, _LW12_PKT_TAIL)
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if len(packet) != 9:
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raise Exception('Invalid data length. Packet malformed')
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try:
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return self.socket.sendto(packet, sock or self.get_remote_socket())
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except OSError as oserr:
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if oserr.errno == 101:
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print('Network is unreachable')
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def _compile_packet(self, payload):
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if len(payload) != 6:
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raise Exception('Invalid payload length. Packet malformed')
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try:
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raw_value = payload.value.value
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except AttributeError:
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raw_value = payload.value
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return pack(_LW12_PKT_PAYLOAD_FMT,
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payload.mode.value, payload.option.value, raw_value,
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payload.r.value, payload.g.value, payload.b.value)
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def light_off(self):
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payload = LW12_Payload(r=LW12_MODE.IGNORE, g=LW12_MODE.IGNORE, b=LW12_MODE.IGNORE,
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mode=LW12_MODE.LIGHT,
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option=LW12_LIGHT.POWER,
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value=LW12_POWER.OFF)
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self.send(payload)
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def light_on(self):
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payload = LW12_Payload(r=LW12_MODE.IGNORE, g=LW12_MODE.IGNORE, b=LW12_MODE.IGNORE,
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mode=LW12_MODE.LIGHT,
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option=LW12_LIGHT.POWER,
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value=LW12_POWER.ON)
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self.send(payload)
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def set_effect_color(self, color):
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payload = LW12_Payload(r=LW12_LIGHT.SET, g=LW12_MODE.IGNORE, b=LW12_MODE.IGNORE,
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mode=LW12_MODE.LIGHT,
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option=LW12_LIGHT.SET,
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value=color)
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self.send(payload)
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def set_light_option(self, option, value):
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# Fail safe handling for integers > 100
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if 0 < value > 100:
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value = int(value / 255 * 100)
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payload = LW12_Payload(r=LW12_MODE.IGNORE, g=LW12_MODE.IGNORE, b=LW12_MODE.IGNORE,
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mode=LW12_MODE.LIGHT,
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option=option,
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value=bytes([value]))
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self.send(payload)
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@ -0,0 +1,44 @@
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#!/usr/bin/env python
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from lw12 import *
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import time
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lw12 = LW12Controller('192.168.178.24', 5000)
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print('[+] LW12 LIGHT OFF')
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lw12.light_off()
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time.sleep(.500)
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print('[+] LW12 LIGHT ON')
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lw12.light_on()
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time.sleep(.500)
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print('[+] LW12_COLOR_STATIC')
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for color in LW12_COLOR_STATIC:
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print(' {}'.format(color))
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lw12.set_effect_color(color)
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time.sleep(.250)
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print('[+] LW12_LIGHT.BRIGHTNESS')
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for brightness in range(0, 101, 5):
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print(' brightness={}'.format(brightness))
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lw12.set_light_option(LW12_LIGHT.BRIGHTNESS, brightness)
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time.sleep(.250)
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print('[+] LW12_LIGHT.FLASH')
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print(' speed=100')
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lw12.set_light_option(LW12_LIGHT.FLASH, 100)
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print('[+] LW12_COLOR_JUMP')
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for color in LW12_COLOR_JUMP:
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print(' {}'.format(color))
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lw12.set_effect_color(color)
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time.sleep(2)
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print('[+] LW12_COLOR_FLASH')
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for color in LW12_COLOR_FLASH:
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print(' {}'.format(color))
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lw12.set_effect_color(color)
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time.sleep(2)
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print('[+] LW12_COLOR_GRADIENT')
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for color in LW12_COLOR_GRADIENT:
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print(' {}'.format(color))
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lw12.set_effect_color(color)
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time.sleep(2)
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lw12.set_effect_color(LW12_COLOR_STATIC.PURPLE)
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lw12.set_light_option(LW12_LIGHT.BRIGHTNESS, 10)
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