Created
October 20, 2011 14:18
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Heartbeats in REPL
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end_time = time.time() + 2 * g_TO | |
all_is_well = True | |
missed_TO = 0 | |
while True: | |
try: | |
(r, w, e) = zmq.select([in_hb, in_cmd], [], [], timeout=end_time - time.time()) | |
for sock in r: | |
msg = sock.recv() | |
# ... | |
if sock == in_hb: | |
print '[monitor] Got heartbeat.' | |
end_time = time.time() + g_TO | |
missed_TO = 0 | |
if end_time <= time.time(): | |
end_time = time.time() + g_TO | |
print '[monitor] Missing a timeout ...' | |
missed_TO += 1 | |
if missed_TO >= g_N: | |
print '[monitor] Killing off the process ...' | |
if not _kill(p): | |
print '[monitor] Probably already dead.' | |
retcode = 'Missed ' + str(missed_TO) + ' heartbeats' | |
all_is_well = False | |
except zmq.ZMQError as e: | |
print '[monitor] *** ZMQ had a problem: ' + str(e) | |
if not all_is_well: | |
if not _kill(p): | |
print '[monitor] Probably already dead.' | |
break | |
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