loggers.py

changeset 79
b075b3db3044
equal deleted inserted replaced
78:83b43987e61e 79:b075b3db3044
1 #
2 # Loggers
3 #
4
5 import os
6 import logging
7 import logging.handlers
8 import atexit
9
10 from fifolog import FIFOHandler
11 import branding
12 import locations
13
14 #
15 # Logging configuration
16 #
17
18 loglevel=logging.INFO
19 logfmt="%(asctime)s:%(levelname)s:%(name)s:%(message)s"
20 fifo_capacity=1000
21 fifo_fmt="%(asctime)s:%(levelname)s:%(message)s"
22
23 #
24 # Setting up the main logger with fifo, stderr, and rotating files output
25 #
26
27 mainlogger=logging.getLogger(branding.appname)
28 mainlogger.setLevel(loglevel)
29 mainlogger.propagate=True
30
31 mainlogger.handlers.clear()
32
33 # Internal FIFO history
34 fifo=FIFOHandler(fifo_capacity)
35 fifo.setFormatter(logging.Formatter(fifo_fmt))
36 mainlogger.addHandler(fifo)
37
38 # stderr
39 stderrlog=logging.StreamHandler()
40 stderrlog.setLevel(logging.WARNING)
41 mainlogger.addHandler(stderrlog)
42
43 # Rotating files
44 if not os.path.isdir(locations.logs_dir):
45 os.makedirs(locations.logs_dir)
46
47 fileslog=logging.handlers.TimedRotatingFileHandler(
48 os.path.join(locations.logs_dir, branding.appname+'.log'),
49 when='D', interval=1)
50 fileslog.setFormatter(logging.Formatter(logfmt))
51 mainlogger.addHandler(fileslog)
52
53 atexit.register(logging.shutdown)
54
55 #
56 # Routine for obtaining sub-loggers
57 #
58
59 def get(name):
60 return mainlogger.getChild(name)
61

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