76 lines
2.6 KiB
Python
76 lines
2.6 KiB
Python
#!/usr/bin/env python
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import logging
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import logging.handlers
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import argparse
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import sys
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import time # this is only being used as part of the example
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import os
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import os, sys, inspect
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this_folder = os.path.realpath(os.path.abspath(os.path.split(inspect.getfile(inspect.currentframe()))[0]))
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src_folder = os.path.realpath(os.path.abspath(os.path.join(this_folder,"../..", "src")))
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if src_folder not in sys.path:
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sys.path.insert(0, src_folder)
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import env
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# logger should only be imported after initlogging has been called
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logger = None
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def initlogging(name='docklet'):
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# Deafults
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global logger
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homepath = env.getenv('FS_PREFIX')
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LOG_FILENAME = homepath + '/local/log/' + name + '.log'
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LOG_LEVEL = env.getenv('WEB_LOG_LEVEL')
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if LOG_LEVEL == "DEBUG":
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LOG_LEVEL = logging.DEBUG
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elif LOG_LEVEL == "INFO":
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LOG_LEVEL = logging.INFO
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elif LOG_LEVEL == "WARNING":
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LOG_LEVEL = logging.WARNING
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elif LOG_LEVEL == "ERROR":
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LOG_LEVEL = logging.ERROR
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elif LOG_LEVEL == "CRITICAL":
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LOG_LEVEL = logging.CRITIAL
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else:
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LOG_LEVEL = logging.DEBUG
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logger = logging.getLogger(name)
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# Configure logging to log to a file, making a new file at midnight and keeping the last 3 day's data
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# Give the logger a unique name (good practice)
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# Set the log level to LOG_LEVEL
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logger.setLevel(LOG_LEVEL)
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# Make a handler that writes to a file, making a new file at midnight and keeping 3 backups
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handler = logging.handlers.TimedRotatingFileHandler(LOG_FILENAME,
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when="midnight", backupCount=0)
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# Format each log message like this
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formatter = logging.Formatter('%(asctime)s %(levelname)-8s %(module)s[%(lineno)d] %(message)s')
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# Attach the formatter to the handler
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handler.setFormatter(formatter)
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# Attach the handler to the logger
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logger.addHandler(handler)
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# Replace stdout with logging to file at INFO level
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sys.stdout = RedirectLogger(logger, logging.INFO)
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# Replace stderr with logging to file at ERROR level
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sys.stderr = RedirectLogger(logger, logging.ERROR)
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# Make a class we can use to capture stdout and sterr in the log
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class RedirectLogger(object):
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def __init__(self, logger, level):
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"""Needs a logger and a logger level."""
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self.logger = logger
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self.level = level
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def write(self, message):
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# Only log if there is a message (not just a new line)
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if message.rstrip() != "":
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self.logger.log(self.level, message.rstrip())
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def flush(self):
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for handler in self.logger.handlers:
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handler.flush()
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