kallithea Changeset - bd3f341cad45

Changeset - bd3f341cad45

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Marcin Kuzminski - 16 years ago 2010-08-27 18:48:47
marcin@python-works.com

simplified and updated backup manager

1 file changed with 29 insertions and 36 deletions:

pylons_app/lib/backup_manager.py

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pylons_app/lib/backup_manager.py

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@@ @@ -23,60 +23,47 @@ Created on Feb 28, 2010 @@
 Mercurial repositories backup manager
 @author: marcink
 """
 import logging
 from mercurial import config
 import tarfile
 import os
 import datetime
 import sys
 import subprocess
 logging.basicConfig(level=logging.DEBUG,
                     format="%(asctime)s %(levelname)-5.5s %(message)s")
 class BackupManager(object):
     def __init__(self, id_rsa_path, repo_conf):
         self.repos_path = None
         self.backup_file_name = None
         self.id_rsa_path = id_rsa_path
         self.check_id_rsa()
         cur_dir = os.path.realpath(__file__)
         dn = os.path.dirname
         self.backup_file_path = os.path.join(dn(dn(dn(cur_dir))), 'data')
         cfg = config.config()
         try:
             cfg.read(os.path.join(dn(dn(dn(cur_dir))), repo_conf))
         except IOError:
             logging.error('Could not read %s', repo_conf)
             sys.exit()
         self.set_repos_path(cfg.items('paths'))
     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)
         if not os.path.isdir(self.repos_path):
             raise Exception('Not a valid directory in %s' % self.repos_path)
     def check_id_rsa(self):
         if not os.path.isfile(self.id_rsa_path):
             logging.error('Could not load id_rsa key file in %s',
                           self.id_rsa_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()
     def set_repos_path(self, paths):
         repos_path = paths[0][1].split('/')
         if repos_path[-1] in ['*', '**']:
             repos_path = repos_path[:-1]
         if repos_path[0] != '/':
             repos_path[0] = '/'
         self.repos_path = os.path.join(*repos_path)
     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):
         today = datetime.datetime.now().weekday() + 1
         self.backup_file_name = "mercurial_repos.%s.tar.gz" % today
         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)
@@ @@ -85,30 +72,36 @@ class BackupManager(object): @@
     def transfer_files(self):
         params = {
                   'id_rsa_key': self.id_rsa_path,
                   'backup_file_path':self.backup_file_path,
                   'backup_file_name':self.backup_file_name,
                   '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_path)s/%(backup_file_name)s' % params,
                'root@192.168.2.102:/backups/mercurial' % 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__":
     B_MANAGER = BackupManager('/home/pylons/id_rsa', 'repositories.config')
     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()

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