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new alli in one, 001

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tools/mqtt2can.py View File

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#!/usr/bin/env python3

from __future__ import absolute_import, print_function

import sys
import argparse
import socket
import logging
from datetime import datetime

import can
from can import Bus, BusState, Logger

import paho.mqtt.client as mqtt

base_topic="house"

coil_topic = "coil"
light_topic = "light"

coil_map = {
'EZ': [ 0x03, 0x01 ],
'K': [ 0x03, 0x02 ],
'WZ1': [ 0x02, 0x01 ],
'WZ2': [ 0x02, 0x02 ],
'TER': [ 0x03, 0x03 ],
'FE': [ 0x03, 0x07 ],
'TRE': [ 0x02, 0x03 ],
'FO': [ 0x01, 0x03 ],
'TRO': [ 0x01, 0x07 ],
'KI1': [ 0x01, 0x06 ],
'KI2': [ 0x01, 0x04 ],
'SCH': [ 0x01, 0x08 ],
'B1': [ 0x01, 0x01 ],
'B2': [ 0x01, 0x02 ],
'ROL_EZ_G_DOWN': [0x03, 0x05, -1],
'ROL_EZ_G_UP': [0x03,0x04, -1],
'ROL_EZ_N_DOWN': [0x03, 0x06, -2],
'ROL_EZ_N_UP': [0x03,0x08, -2],
'EG1': [ 0x02, 0x09 ],
'EG2': [ 0x03, 0x09 ],
'OG': [ 0x01, 0x09 ],
'ALL': [ 0xFF, 0x09 ],
}

cmd_map = {
'off': 0,
'0': 0,
'on': 1,
'1': 1,
'value': 2,
'toggle': 3
}

def decon(msg_id):
msg_prio=msg_id>>26
msg_type=(msg_id>>24) & 0x03
msg_dst=(msg_id>>16) & 0xFF
msg_src=(msg_id>>8) & 0xFF
msg_cmd=msg_id & 0xFF
# print("msg_id: ", hex(msg_id), "prio: ", hex(msg_prio),"type: ", hex(msg_type)," dst: ", hex(msg_dst)," src: ", hex(msg_src)," cmd: ",hex(msg_cmd))
return [msg_prio, msg_type, msg_dst, msg_src, msg_cmd]

def con(msg_dst,msg_cmd,msg_prio=3,msg_type=0,msg_src=11, ):
msg_id=(msg_prio<<26) + \
((msg_type&0x03)<<24) +\
((msg_dst&0xFF)<<16) +\
((msg_src&0xFF)<<8) +\
(msg_cmd&0xFF)
print("Constructed ID: "+hex(msg_id))
return msg_id

def coil_action(sub_topic, payload, bus)
msg_cmd=cmd_map[m_decode]
sub=msg.topic[len(base_topic)+len(coil_topic)+2:]
coil=sub
print("substring: "+coil)
try:
addr = coil_map[coil]

print("Addr:", addr)
if msg_cmd == 2:
msg_data.append(value)
print("msg_cmd",msg_cmd, len(addr))
if msg_cmd is not 0 and len(addr) is 3:
for key, value in coil_map.items():
print("checking: ", key)
if len(value) is 3:
print("value_2 is", value[2], "Addr: ", addr[2])
if value[2] is addr[2]:
msg_id=con(msg_dst=value[0],msg_cmd=0)
msg_data=[value[1]]
m = can.Message(arbitration_id=msg_id,
data=msg_data,
extended_id=True)
try:
local_bus.send(m)
except BaseException as e:
logging.error("Error sending can message {%s}: %s" % (m, e))
print("data sent to CAN",m)
msg_id=con(msg_dst=addr[0],msg_cmd=msg_cmd)
msg_data=[addr[1]]
m = can.Message(arbitration_id=msg_id,
data=msg_data,
extended_id=True)
try:
bus.send(m)
except BaseException as e:
logging.error("Error sending can message {%s}: %s" % (m, e))
print("data sent to CAN",m)
except BaseException as e:
logging.error("Error finding coil %s" % (coil))


def on_subscribe(self, mqttc, obj, mid, granted_qos):
print("Subscribed: "+str(mid)+" "+str(granted_qos))

def on_connect(mcp_mqtt, userdata, flags, rc):
print("Connected with result code "+str(rc))

# Subscribing in on_connect() means that if we lose the connection and
# reconnect then subscriptions will be renewed.
mcp_mqtt.subscribe(base_topic+"/#", 0)
print("Subscribed to: "+base_topic+"/+")

def on_message_coil(mcp_mqtt, bus, msg):
print("data Received topic: ", msg.topic)
m_decode=str(msg.payload.decode("utf-8","ignore"))
print("data Received",m_decode)
msg_cmd=cmd_map[m_decode]
sub=msg.topic[len(base_topic)+len(coil_topic)+2:]
coil=sub
print("substring: "+coil)
try:
addr = coil_map[coil]

print("Addr:", addr)
if msg_cmd == 2:
msg_data.append(value)
print("msg_cmd",msg_cmd, len(addr))
if msg_cmd is not 0 and len(addr) is 3:
for key, value in coil_map.items():
print("checking: ", key)
if len(value) is 3:
print("value_2 is", value[2], "Addr: ", addr[2])
if value[2] is addr[2]:
msg_id=con(msg_dst=value[0],msg_cmd=0)
msg_data=[value[1]]
m = can.Message(arbitration_id=msg_id,
data=msg_data,
extended_id=True)
try:
local_bus.send(m)
except BaseException as e:
logging.error("Error sending can message {%s}: %s" % (m, e))
print("data sent to CAN",m)
msg_id=con(msg_dst=addr[0],msg_cmd=msg_cmd)
msg_data=[addr[1]]
m = can.Message(arbitration_id=msg_id,
data=msg_data,
extended_id=True)
try:
bus.send(m)
except BaseException as e:
logging.error("Error sending can message {%s}: %s" % (m, e))
print("data sent to CAN",m)
except BaseException as e:
logging.error("Error finding coil %s" % (coil))
def on_message_light(mcp_mqtt, obj, msg):
print("TBD",m)

def on_message(mcp_mqtt, obj, msg):
# This callback will be called for messages that we receive that do not
# match any patterns defined in topic specific callbacks, i.e. in this case
print(msg.topic + " " + str(msg.qos) + " " + str(msg.payload))


def main():
verbosity = 2

logging_level_name = ['critical', 'error', 'warning', 'info', 'debug', 'subdebug'][min(5, verbosity)]
can.set_logging_level(logging_level_name)

can_filters = []
config = {"can_filters": can_filters, "single_handle": True}
config["interface"] = "socketcan"
config["bitrate"] = 125000
bus = Bus("can1", **config)

print('Connected to {}: {}'.format(bus.__class__.__name__, bus.channel_info))
print('Can Logger (Started on {})\n'.format(datetime.now()))

mcp_mqtt = mqtt.Client()
mcp_mqtt.on_connect = on_connect
# mcp_mqtt.on_message = on_message
mcp_mqtt.user_data_set(bus)
mcp_mqtt.loop_start()
mcp_mqtt.message_callback_add(base_topic+"/"+coil_topic+"/+", on_message_coil)
mcp_mqtt.message_callback_add(base_topic+"/"+light_topic+"/+", on_message_light)
mcp_mqtt.on_message = on_message
mcp_mqtt.connect("mcp", 1883, 60)

mcp_mqtt.loop_start()
#mcp_mqtt.loop_forever()


try:
while True:
msg = bus.recv(1)
if msg is not None:
de=decon(msg.arbitration_id)
m= { "prio": hex(de[0]), "type": hex(de[1]), "dst": hex(de[2]), "src": hex(de[3]), "cmd": hex(de[4]), "action": hex(msg.data[0]) }
if de[2]==0 and de[4] == 6:
print("received state: ", hex(de[3]), hex(msg.data[0]), hex(msg.data[1]))
for key in coil_map:
address=coil_map[key]
if address[0] == de[3] and address[1] == msg.data[0]+1:
print("coil/"+key+" changed to "+str(msg.data[1]))
mcp_mqtt.publish(base_topic+"/"+coil_topic+"/"+key+"/state", msg.data[1] , retain=1)
except KeyboardInterrupt:
pass
finally:
bus.shutdown()

if __name__ == "__main__":
main()

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