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Reconnect on socket timeout

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This commit is contained in:
craigerl 2020-12-04 09:43:11 -08:00
parent 712d66c389
commit 766acbb777
1 changed files with 21 additions and 14 deletions
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35
aprsd/main.py
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@ -110,17 +110,22 @@ args = parser.parse_args()
def setup_connection():
global sock
global sock_file
try:
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.connect((CONFIG['aprs']['host'], 14580))
sock.settimeout(60)
except Exception, e:
print "Unable to connect to APRS-IS server.\n"
print str(e)
os._exit(1)
sock_file = sock.makefile(mode='r', bufsize=0 )
sock.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1) # disable nagle algorithm
sock.setsockopt(socket.SOL_SOCKET, socket.SO_SNDBUF, 512) # buffer size
connected = False
while not connected:
try:
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.connect((CONFIG['aprs']['host'], 14580))
sock.settimeout(60)
connected = True
except Exception, e:
print "Unable to connect to APRS-IS server.\n"
print str(e)
time.sleep(5)
continue
#os._exit(1)
sock_file = sock.makefile(mode='r', bufsize=0 )
sock.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1) # disable nagle algorithm
sock.setsockopt(socket.SOL_SOCKET, socket.SO_SNDBUF, 512) # buffer size
@ -661,15 +666,17 @@ def main(args=args):
except Exception as e:
LOG.error("Error in mainline loop:")
LOG.error("%s" % str(e))
LOG.error("Exiting.")
if str(e) == "timed out":
if str(e) == "timed out" or str(e) == "Temporary failure in name resolution" or str(e) == "Network is unreachable":
LOG.error("Attempting to reconnect.")
sock.shutdown(0)
sock.close()
setup_connection()
sock.send("user %s pass %s vers https://github.com/craigerl/aprsd 2.00\n" % (user, password))
continue
os._exit(1)
#LOG.error("Exiting.")
#os._exit(1)
time.sleep(5)
continue # don't know what failed, so wait and then continue main loop again
# end while True
#tn.close()