63 lines
1.6 KiB
Python
Executable file
63 lines
1.6 KiB
Python
Executable file
#!/usr/bin/env python
|
|
|
|
"""Custom data handling example for rtl_433."""
|
|
|
|
# Start rtl_433 (rtl_433 -F syslog::1433), then this script
|
|
|
|
from __future__ import print_function
|
|
|
|
import socket
|
|
import json
|
|
|
|
UDP_IP = "127.0.0.1"
|
|
UDP_PORT = 1433
|
|
|
|
|
|
def parse_syslog(line):
|
|
"""Try to extract the payload from a syslog line."""
|
|
line = line.decode("ascii") # also UTF-8 if BOM
|
|
if line.startswith("<"):
|
|
# fields should be "<PRI>VER", timestamp, hostname, command, pid, mid, sdata, payload
|
|
fields = line.split(None, 7)
|
|
line = fields[-1]
|
|
return line
|
|
|
|
|
|
def rtl_433_listen():
|
|
"""Try to extract the payload from a syslog line."""
|
|
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
|
|
sock.bind((UDP_IP, UDP_PORT))
|
|
|
|
while True:
|
|
line, addr = sock.recvfrom(1024)
|
|
|
|
try:
|
|
line = parse_syslog(line)
|
|
data = json.loads(line)
|
|
|
|
# change for your custom handling below, this is a simple example
|
|
label = data["model"]
|
|
if "channel" in data:
|
|
label += ".CH" + str(data["channel"])
|
|
elif "id" in data:
|
|
label += ".ID" + str(data["id"])
|
|
|
|
if "battery_ok" in data:
|
|
if data["battery_ok"] == 0:
|
|
print(label + ' Battery empty!')
|
|
|
|
if "temperature_C" in data:
|
|
print(label + ' Temperature ', data["temperature_C"])
|
|
|
|
if "humidity" in data:
|
|
print(label + ' Humidity ', data["humidity"])
|
|
|
|
except KeyError:
|
|
pass
|
|
|
|
except ValueError:
|
|
pass
|
|
|
|
|
|
if __name__ == "__main__":
|
|
rtl_433_listen()
|