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'''BACKUP MANAGER'''
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import logging
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from mercurial import config
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import tarfile
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import os
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import datetime
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import sys
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import subprocess
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logging.basicConfig(level=logging.DEBUG,
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format="%(asctime)s %(levelname)-5.5s %(message)s")
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class BackupManager(object):
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def __init__(self):
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self.repos_path = None
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self.backup_file_name = None
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self.id_rsa_path = '/home/pylons/id_rsa'
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self.check_id_rsa()
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cur_dir = os.path.realpath(__file__)
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dn = os.path.dirname
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self.backup_file_path = os.path.join(dn(dn(dn(cur_dir))), 'data')
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cfg = config.config()
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try:
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cfg.read(os.path.join(dn(dn(dn(cur_dir))), 'hgwebdir.config'))
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except IOError:
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logging.error('Could not read hgwebdir.config')
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sys.exit()
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self.set_repos_path(cfg.items('paths'))
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logging.info('starting backup for %s', self.repos_path)
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logging.info('backup target %s', self.backup_file_path)
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if not os.path.isdir(self.repos_path):
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raise Exception('Not a valid directory in %s' % self.repos_path)
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def check_id_rsa(self):
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if not os.path.isfile(self.id_rsa_path):
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logging.error('Could not load id_rsa key file in %s',
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self.id_rsa_path)
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sys.exit()
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def set_repos_path(self, paths):
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repos_path = paths[0][1].split('/')
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if repos_path[-1] in ['*', '**']:
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repos_path = repos_path[:-1]
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if repos_path[0] != '/':
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repos_path[0] = '/'
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self.repos_path = os.path.join(*repos_path)
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def backup_repos(self):
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today = datetime.datetime.now().weekday() + 1
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self.backup_file_name = "mercurial_repos.%s.tar.gz" % today
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bckp_file = os.path.join(self.backup_file_path, self.backup_file_name)
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tar = tarfile.open(bckp_file, "w:gz")
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for dir_name in os.listdir(self.repos_path):
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logging.info('backing up %s', dir_name)
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tar.add(os.path.join(self.repos_path, dir_name), dir_name)
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tar.close()
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logging.info('finished backup of mercurial repositories')
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def transfer_files(self):
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params = {
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'id_rsa_key': self.id_rsa_path,
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'backup_file_path':self.backup_file_path,
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'backup_file_name':self.backup_file_name,
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}
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cmd = ['scp', '-l', '40000', '-i', '%(id_rsa_key)s' % params,
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'%(backup_file_path)s/%(backup_file_name)s' % params,
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'root@192.168.2.102:/backups/mercurial' % params]
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subprocess.call(cmd)
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logging.info('Transfered file %s to %s', self.backup_file_name, cmd[4])
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def rm_file(self):
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logging.info('Removing file %s', self.backup_file_name)
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os.remove(os.path.join(self.backup_file_path, self.backup_file_name))
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if __name__ == "__main__":
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B_MANAGER = BackupManager()
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B_MANAGER.backup_repos()
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B_MANAGER.transfer_files()
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B_MANAGER.rm_file()
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