kopia lustrzana https://github.com/DL7AD/pecanpico9
Added connection watchdog to decoder script
Added callsign decoder to decoder scriptDevelop
rodzic
aa258b9517
commit
c6e9775e66
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@ -24,8 +24,15 @@ args = parser.parse_args()
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if args.device == 'I': # Connect to APRS-IS
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tn = telnetlib.Telnet("rotate.aprs2.net", 14580)
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tn.write("user DL7AD filter u/APECAN\n")
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print('Connect to APRS-IS')
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try:
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tn = telnetlib.Telnet("rotate.aprs2.net", 14580, 3)
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tn.write("user %s filter u/APECAN\n" % args.call)
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print('Connected')
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except Exception as e:
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print('Could not connect to APRS-IS: %s' % str(e))
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print('exit...')
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sys.exit(1)
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elif args.device is not '-': # Use serial connection (probably TNC)
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@ -51,6 +58,19 @@ if args.log is not None:
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jsons = []
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def decode_callsign(code):
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callsign = ''
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while code > 0:
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s = code % 40
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if s == 0: callsign += '-'
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elif s < 11: callsign += chr(47 + s)
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elif s < 14: callsign += '-'
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else: callsign += chr(51 + s)
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code /= 40
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return callsign
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def received_data(data):
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global jsons
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@ -84,7 +104,8 @@ def received_data(data):
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\"receiver\": \"""" + receiver + """\"
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}""")
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print datetime.datetime.now().isoformat('T') + ' Received packet call %02x%02x%02x%02x image %d packet %d' % (data[1], data[2], data[3], data[4], data[5], data[7] + data[6] * 256)
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call = decode_callsign(0x1000000*data[1] + 0x10000*data[2] + 0x100*data[3] + data[4])
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print datetime.datetime.now().isoformat('T') + ' Received packet call %s image %d packet %d' % (call, data[5], 0x100*data[6]+data[7])
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if len(jsons) >= args.grouping: # Enough packets collected, send them all to the server
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@ -97,16 +118,17 @@ def received_data(data):
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try:
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error = True
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while error:
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print('Send to SSDV data server')
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try:
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result = urllib2.urlopen(req, "".join(json.split(' '))) # Send packets to server
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print 'Send to SSDV data server: OK'
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print('Response from Server: OK')
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error = False
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except urllib2.URLError, error:
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if error.code == 400:
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print 'The SSDV server indicated a faulty packet: ' + error.read()
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print('Response from Server: %s', error.read())
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error = False
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else:
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print 'Send to SSDV data server: failed (connection error :( trying again...)'
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print 'SSDV-Server connection error... try again'
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except urllib2.HTTPError, error: # The server did not like our packets :(
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print 'Send to SSDV data server: failed (the server did not like our packets :( )'
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@ -114,15 +136,39 @@ def received_data(data):
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if args.device == 'I': # APRS-IS
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wdg = time.time() # Watchdog
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buf = ''
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while True:
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buf += tn.read_eager()
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if '\n' in buf:
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pbuf = buf.split('\n')
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for i in range(len(pbuf)-1):
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# Separate lines handled here
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# Watchdog reload
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if '# aprsc' in pbuf[i]:
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print('Ping from APRS-IS')
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wdg = time.time()
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continue
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# Data handling
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print(pbuf[i])
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received_data(pbuf[i])
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buf = pbuf[-1]
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# Watchdog reconnection
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if wdg + 30 < time.time():
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print('APRS-IS connection lost... reconnect')
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try:
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tn = telnetlib.Telnet("rotate.aprs2.net", 14580, 3)
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tn.write("user %s filter u/APECAN\n" % args.call)
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print('Connected')
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wdg = time.time()
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except Exception as e:
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print('Could not connect to APRS-IS: %s' % str(e))
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print('Try again...')
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time.sleep(0.1)
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else: # stdin or serial
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