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backup_manager.py
102 lines | 3.6 KiB | text/x-python | PythonLexer
# -*- coding: utf-8 -*-
"""
rhodecode.lib.backup_manager
~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Mercurial repositories backup manager, it allows to backups all
repositories and send it to backup server using RSA key via ssh.
:created_on: Feb 28, 2010
:author: marcink
:copyright: (C) 2010-2012 Marcin Kuzminski <marcin@python-works.com>
:license: GPLv3, see COPYING for more details.
"""
# 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 3 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, see <http://www.gnu.org/licenses/>.
import os
import sys
import logging
import tarfile
import datetime
import subprocess
logging.basicConfig(level=logging.DEBUG,
format="%(asctime)s %(levelname)-5.5s %(message)s")
class BackupManager(object):
def __init__(self, repos_location, rsa_key, backup_server):
today = datetime.datetime.now().weekday() + 1
self.backup_file_name = "mercurial_repos.%s.tar.gz" % today
self.id_rsa_path = self.get_id_rsa(rsa_key)
self.repos_path = self.get_repos_path(repos_location)
self.backup_server = backup_server
self.backup_file_path = '/tmp'
logging.info('starting backup for %s', self.repos_path)
logging.info('backup target %s', self.backup_file_path)
def get_id_rsa(self, rsa_key):
if not os.path.isfile(rsa_key):
logging.error('Could not load id_rsa key file in %s', rsa_key)
sys.exit()
return rsa_key
def get_repos_path(self, path):
if not os.path.isdir(path):
logging.error('Wrong location for repositories in %s', path)
sys.exit()
return path
def backup_repos(self):
bckp_file = os.path.join(self.backup_file_path, self.backup_file_name)
tar = tarfile.open(bckp_file, "w:gz")
for dir_name in os.listdir(self.repos_path):
logging.info('backing up %s', dir_name)
tar.add(os.path.join(self.repos_path, dir_name), dir_name)
tar.close()
logging.info('finished backup of mercurial repositories')
def transfer_files(self):
params = {
'id_rsa_key': self.id_rsa_path,
'backup_file': os.path.join(self.backup_file_path,
self.backup_file_name),
'backup_server': self.backup_server
}
cmd = ['scp', '-l', '40000', '-i', '%(id_rsa_key)s' % params,
'%(backup_file)s' % params,
'%(backup_server)s' % params]
subprocess.call(cmd)
logging.info('Transfered file %s to %s', self.backup_file_name, cmd[4])
def rm_file(self):
logging.info('Removing file %s', self.backup_file_name)
os.remove(os.path.join(self.backup_file_path, self.backup_file_name))
if __name__ == "__main__":
repo_location = '/home/repo_path'
backup_server = 'root@192.168.1.100:/backups/mercurial'
rsa_key = '/home/id_rsa'
B_MANAGER = BackupManager(repo_location, rsa_key, backup_server)
B_MANAGER.backup_repos()
B_MANAGER.transfer_files()
B_MANAGER.rm_file()