| 35 |
35 |
from ganeti import constants
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36 |
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37 |
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| 38 |
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def _CreateFileHandler(name):
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return logging.FileHandler(os.path.join(constants.LOG_DIR, name))
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def SetupLogging(program='ganeti', debug=False):
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"""Setup logging for ganeti
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On failure, a check is made whether process is run by root or not,
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and an appropriate error message is printed on stderr, then process
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exits.
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| 48 |
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| 49 |
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Args:
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debug: Whether to enable verbose logging
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program: Program name
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38 |
def SetupLogging(logfile, debug=False, stderr_logging=False, program=""):
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39 |
"""Configures the logging module.
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40 |
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| 53 |
41 |
"""
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fmt = "%(asctime)s " + program + ": %(message)s"
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formatter = logging.Formatter(fmt)
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stderr_fmt = "%(asctime)s: %(message)s"
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stderr_formatter = logging.Formatter(stderr_fmt)
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info_file = _CreateFileHandler("info")
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info_file.setLevel(logging.INFO)
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info_file.setFormatter(formatter)
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errors_file = _CreateFileHandler("errors")
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errors_file.setLevel(logging.ERROR)
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errors_file.setFormatter(formatter)
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debug_file = _CreateFileHandler("debug")
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debug_file.setLevel(logging.DEBUG)
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debug_file.setFormatter(formatter)
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| 72 |
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stderr_file = logging.StreamHandler()
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stderr_file.setFormatter(stderr_formatter)
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|
42 |
fmt = "%(asctime)s: " + program + " "
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43 |
if debug:
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stderr_file.setLevel(logging.NOTSET)
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else:
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stderr_file.setLevel(logging.ERROR)
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| 79 |
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root_logger = logging.getLogger("")
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root_logger.setLevel(logging.NOTSET)
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root_logger.addHandler(info_file)
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root_logger.addHandler(errors_file)
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root_logger.addHandler(debug_file)
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root_logger.addHandler(stderr_file)
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| 86 |
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def SetupDaemon(logfile, debug=False, stderr_logging=False):
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"""Configures the logging module for daemons
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| 90 |
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"""
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| 91 |
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if debug:
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fmt = ("%(asctime)s: pid=%(process)d/%(threadName)s %(levelname)s"
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|
44 |
fmt += ("pid=%(process)d/%(threadName)s %(levelname)s"
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| 93 |
45 |
" %(module)s:%(lineno)s %(message)s")
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| 94 |
46 |
else:
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| 95 |
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fmt = "%(asctime)s: pid=%(process)d %(levelname)s %(message)s"
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|
47 |
fmt += "pid=%(process)d %(levelname)s %(message)s"
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| 96 |
48 |
formatter = logging.Formatter(fmt)
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| 97 |
49 |
|
| 98 |
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logfile_handler = logging.FileHandler(logfile)
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| 99 |
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logfile_handler.setFormatter(formatter)
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| 100 |
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| 101 |
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stderr_handler = logging.StreamHandler()
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| 102 |
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stderr_handler.setFormatter(formatter)
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| 103 |
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if debug:
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| 104 |
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logfile_handler.setLevel(logging.DEBUG)
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| 105 |
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stderr_handler.setLevel(logging.NOTSET)
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| 106 |
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else:
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| 107 |
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logfile_handler.setLevel(logging.INFO)
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| 108 |
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stderr_handler.setLevel(logging.CRITICAL)
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| 109 |
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| 110 |
50 |
root_logger = logging.getLogger("")
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| 111 |
51 |
root_logger.setLevel(logging.NOTSET)
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| 112 |
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root_logger.addHandler(logfile_handler)
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|
52 |
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| 113 |
53 |
if stderr_logging:
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|
54 |
stderr_handler = logging.StreamHandler()
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|
55 |
stderr_handler.setFormatter(formatter)
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|
56 |
if debug:
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|
57 |
stderr_handler.setLevel(logging.NOTSET)
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|
58 |
else:
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|
59 |
stderr_handler.setLevel(logging.CRITICAL)
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| 114 |
60 |
root_logger.addHandler(stderr_handler)
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| 115 |
61 |
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|
62 |
# this can fail, if the logging directories are not setup or we have
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|
63 |
# a permisssion problem; in this case, it's best to log but ignore
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|
64 |
# the error if stderr_logging is True, and if false we re-raise the
|
|
65 |
# exception since otherwise we could run but without any logs at all
|
|
66 |
try:
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|
67 |
logfile_handler = logging.FileHandler(logfile)
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|
68 |
logfile_handler.setFormatter(formatter)
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|
69 |
if debug:
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|
70 |
logfile_handler.setLevel(logging.DEBUG)
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|
71 |
else:
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|
72 |
logfile_handler.setLevel(logging.INFO)
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|
73 |
root_logger.addHandler(logfile_handler)
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|
74 |
except EnvironmentError, err:
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|
75 |
if stderr_logging:
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|
76 |
logging.exception("Failed to enable logging to file '%s'", logfile)
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|
77 |
else:
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|
78 |
# we need to re-raise the exception
|
|
79 |
raise
|
|
80 |
|
| 116 |
81 |
|
| 117 |
82 |
# Backwards compatibility
|
| 118 |
83 |
Error = logging.error
|