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# Copyright (C) 2007 Red Hat, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
import os
import time
from sugar import env
_MAX_BACKUP_DIRS = 3
def setup():
"""Clean up the log directory, moving old logs into a numbered backup
directory. We only keep `_MAX_BACKUP_DIRS` of these backup directories
around; the rest are removed."""
logs_dir = env.get_logs_path()
if not os.path.isdir(logs_dir):
os.makedirs(logs_dir)
backup_logs = []
backup_dirs = []
for f in os.listdir(logs_dir):
path = os.path.join(logs_dir, f)
if os.path.isfile(path):
backup_logs.append(f)
elif os.path.isdir(path):
backup_dirs.append(path)
if len(backup_dirs) > _MAX_BACKUP_DIRS:
backup_dirs.sort()
root = backup_dirs[0]
for f in os.listdir(root):
os.remove(os.path.join(root, f))
os.rmdir(root)
if len(backup_logs) > 0:
name = str(int(time.time()))
backup_dir = os.path.join(logs_dir, name)
os.mkdir(backup_dir)
for log in backup_logs:
source_path = os.path.join(logs_dir, log)
dest_path = os.path.join(backup_dir, log)
os.rename(source_path, dest_path)
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