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84 lines
2.7 KiB
Python
84 lines
2.7 KiB
Python
"""Logging module configuration for Sugar"""
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# Copyright (C) 2006-2007 Red Hat, Inc.
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the
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# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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# Boston, MA 02111-1307, USA.
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import sys
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import os
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import logging
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import time
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_MAX_BACKUP_DIRS = 3
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def setup_logs_dir():
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logs_dir = get_logs_dir()
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if not os.path.isdir(logs_dir):
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os.makedirs(logs_dir)
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backup_logs = []
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backup_dirs = []
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for f in os.listdir(logs_dir):
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path = os.path.join(logs_dir, f)
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if os.path.isfile(path):
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backup_logs.append(f)
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elif os.path.isdir(path):
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backup_dirs.append(path)
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if len(backup_dirs) > _MAX_BACKUP_DIRS:
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backup_dirs.sort()
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root = backup_dirs[0]
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for f in os.listdir(root):
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os.remove(os.path.join(root, f))
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os.rmdir(root)
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if len(backup_logs) > 0:
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name = str(int(time.time()))
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backup_dir = os.path.join(logs_dir, name)
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os.mkdir(backup_dir)
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for log in backup_logs:
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source_path = os.path.join(logs_dir, log)
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dest_path = os.path.join(backup_dir, log)
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os.rename(source_path, dest_path)
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def get_logs_dir():
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profile = os.environ.get('SUGAR_PROFILE', 'default')
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logs_dir = os.path.join(os.path.expanduser('~'),
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'.sugar', profile, 'logs')
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return logs_dir
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def set_level(level):
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levels = { 'error' : logging.ERROR,
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'warning' : logging.WARNING,
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'debug' : logging.DEBUG,
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'info' : logging.INFO }
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if levels.has_key(level):
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logging.getLogger('').setLevel(levels[level])
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def start(log_filename=None, redirect_io=True):
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if os.environ.has_key('SUGAR_LOGGER_LEVEL'):
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set_level(os.environ['SUGAR_LOGGER_LEVEL'])
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if log_filename:
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log_path = os.path.join(get_logs_dir(), log_filename + '.log')
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log_file = open(log_path, 'w')
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handler = logging.StreamHandler(log_file)
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logging.getLogger('').addHandler(handler)
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if redirect_io:
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os.dup2(log_file.fileno(), sys.stdout.fileno())
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os.dup2(log_file.fileno(), sys.stderr.fileno())
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