mirror of https://github.com/rhaamo/pyAirwaves
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
113 lines
4.1 KiB
113 lines
4.1 KiB
#!/usr/bin/env python
|
|
"""
|
|
blah
|
|
"""
|
|
|
|
import traceback
|
|
import config
|
|
import socket
|
|
import time
|
|
import datetime
|
|
from libPyAirwaves.adsb import is_valid_adsb_message
|
|
from libPyAirwaves.structs import AdsbType
|
|
import redis
|
|
import json
|
|
|
|
count_failed_connection = 0
|
|
max_failed_connection = 10
|
|
|
|
redis = redis.from_url(config.REDIS_URL)
|
|
pubsub = redis.pubsub()
|
|
pubsub.subscribe("room:vehicles")
|
|
|
|
if __name__ == "__main__":
|
|
while count_failed_connection < max_failed_connection:
|
|
try:
|
|
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
|
|
sock.connect((config.ADSB_SOURCE["host"], config.ADSB_SOURCE["port"]))
|
|
count_failed_connection = 1
|
|
print("Connected to dump1090")
|
|
break
|
|
except socket.error:
|
|
count_failed_connection += 1
|
|
print(
|
|
f"Cannot connect to dump1090 main {count_failed_connection}/{max_failed_connection}: {traceback.format_exc()}"
|
|
)
|
|
time.sleep(5)
|
|
else:
|
|
quit()
|
|
|
|
data_str = ""
|
|
start_time = datetime.datetime.utcnow()
|
|
last_time = start_time
|
|
|
|
try:
|
|
while True:
|
|
cur_time = datetime.datetime.utcnow()
|
|
ds = cur_time.isoformat()
|
|
ts = cur_time.strftime("%H:%M:%S")
|
|
|
|
try:
|
|
message = sock.recv(512)
|
|
data_str += message.decode().strip("\n")
|
|
except socket.error:
|
|
pass
|
|
|
|
if len(message) == 0:
|
|
print(ts, "No broadcast received. Attempting to reconnect")
|
|
time.sleep(5)
|
|
sock.close()
|
|
|
|
while count_failed_connection < max_failed_connection:
|
|
try:
|
|
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
|
|
sock.connect((config.ADSB_SOURCE["host"], config.ADSB_SOURCE["port"]))
|
|
count_failed_connection = 1
|
|
print("Connected to dump1090")
|
|
break
|
|
except socket.error:
|
|
count_failed_connection += 1
|
|
print(
|
|
f"Cannot connect to dump1090 while {count_failed_connection}/{max_failed_connection}: {traceback.format_exc()}"
|
|
)
|
|
time.sleep(5)
|
|
else:
|
|
quit()
|
|
|
|
continue
|
|
|
|
# split if multiple messages have been received
|
|
data = data_str.split("\n")
|
|
|
|
for d in data:
|
|
d = d.strip()
|
|
line = d.split(",")
|
|
# we need 22 items to be a valid looking message
|
|
if len(line) == 22:
|
|
if is_valid_adsb_message(line):
|
|
adsb_message = AdsbType()
|
|
adsb_message.populate_from_sbs(line)
|
|
# print(adsb_message.to_dict())
|
|
# Emit Socket.IO message only if altitude, latitude and longitude are set
|
|
# AKA a "MSG,3" message and perhaps a "MSG,2" (Surface position)
|
|
if adsb_message.has_location():
|
|
adsb_message.entryPoint = "airwaves_adsb_client"
|
|
adsb_message.ourName = config.PYAW_HOSTNAME
|
|
adsb_message.srcName = config.ADSB_SOURCE["name"]
|
|
adsb_message.srcLat = config.ADSB_SOURCE["lat"]
|
|
adsb_message.srcLon = config.ADSB_SOURCE["lon"]
|
|
adsb_message.srcPosMode = config.ADSB_SOURCE["posMode"]
|
|
adsb_message.dataOrigin = "dump1090"
|
|
|
|
# print(adsb_message.to_dict())
|
|
redis.publish("room:vehicles", json.dumps(adsb_message.to_dict()))
|
|
# It's valid, reset stream message
|
|
data_str = ""
|
|
else:
|
|
# stream message still too short
|
|
data_str = d
|
|
continue
|
|
|
|
except KeyboardInterrupt:
|
|
print("Closing socket connection")
|
|
sock.close()
|