def worker(event_queue, runflag):
ep = event_parser()
while runflag.value:
# blocking here if there is none event
item = event_queue.get()
try:
le = ep.get_my_listen_event()
etype = get_event_type(item)
if le.exist(item, etype):
print "catch the msg", item
# my_log.info("queue recv msg: %s" % item)
finally:
time.sleep(0.05)
else:
my_log.error("worker exit")
def log_to_event(line, filename):
program, fobj = get_log_properties(filename)
split_str = map(str.strip, line.split(fobj["separator"]))
field_nums = len(fobj["format"])
parse_nums = len(split_str)
log_dict = {}
if parse_nums >= field_nums:
split_str[field_nums - 1] = ' '.join(split_str[field_nums - 1:])
for i in range(0, field_nums):
field_name = fobj["format"][i]
log_dict[field_name] = split_str[i].lower()
tmp_log = log_event(location=filename, program=program, exec_mod="",
time=log_dict["time"],level=log_dict["level"],
info=log_dict["info"])
return tmp_log
else:
my_log.error("line error in log %s" % line)
return None
def log_file_tail(filename, equeue, switch):
tailf = subprocess.Popen(['tail', '-F', filename],
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
sp = select.poll()
fd = sp.register(tailf.stdout)
while True:
if sp.poll(1):
if not switch.value:
sp.unregister(tailf.stdout)
tailf.kill()
break
line = tailf.stdout.readline()
event = log_to_event(line, filename)
if event != None:
try:
equeue.put(event)
# my_log.info("queue put msg: %s" % event)
except Exception:
my_log.error("event can't put into equeue %s" % event)
else:
sleep(0.05)
