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comparison backup-trac-project @ 0:186968f53947 default tip

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Initial Import
author Louis Opter <louis.opter@dotcloud.com>
date Fri, 19 Mar 2010 21:40:29 +0100
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-1:000000000000 0:186968f53947
1 #!/usr/bin/env python
2
3 # The MIT License
4 #
5 # Copyright (c) 2010 Louis Opter <kalessin@kalessin.fr>
6 #
7 # Permission is hereby granted, free of charge, to any person obtaining a copy
8 # of this software and associated documentation files (the "Software"), to deal
9 # in the Software without restriction, including without limitation the rights
10 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11 # copies of the Software, and to permit persons to whom the Software is
12 # furnished to do so, subject to the following conditions:
13 #
14 # The above copyright notice and this permission notice shall be included in
15 # all copies or substantial portions of the Software.
16 #
17 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
23 # THE SOFTWARE.
24
25 import errno
26 import os
27 import shutil
28 import subprocess
29 import sys
30 import tarfile
31 import tempfile
32
33 class TempDir(object):
34 """Wrap tempfile.mkdtemp to use the with statement"""
35
36 def __init__(self):
37 pass
38
39 def __enter__(self):
40 self.__path = tempfile.mkdtemp()
41 return self.__path
42
43 def __exit__(self, exc_type, exc_value, traceback):
44 shutil.rmtree(self.__path)
45
46 def status(message):
47 print '%s: %s.' % (os.path.basename(sys.argv[0]), message)
48
49 def die(message):
50 status(message)
51 status('a log has been recorded in %s' % log_path)
52 sys.exit(1)
53
54 def hotcopy_repo():
55 """Use trac-admin to hotcopy the trac environnement into `root'"""
56
57 dest = os.path.join(root, name)
58 if subprocess.call(['sudo', 'trac-admin', trac_env_root, 'hotcopy', dest],
59 stdout=log, stderr=log) != 0:
60 die('error while copying the Trac environnement into a temporary directory')
61
62 subprocess.call(['sudo', 'chown', '-R', 'ubuntu:ubuntu', dest])
63
64 status('Trac environnement copied')
65
66 def archive_repo():
67 """Create a tar bzipped archive of the trac environnement"""
68
69 try:
70 archive = tarfile.open(os.path.join(root, archive_name), 'w:bz2')
71 archive.add(os.path.join(root, name), 'backup-tracenv-%s' % name)
72 archive.close()
73 except tarfile.TarError, ex:
74 die('Can\'t create the tar archive %s: %s' % (archive_name, str(ex)))
75
76 status('Archive %s created' % archive_name)
77
78 def send_repo():
79 """Send the tar to archive using scp"""
80
81 dest = sys.argv[2]
82 archive = os.path.join(root, archive_name)
83 if subprocess.call(['scp', archive, dest]) != 0:
84 die('error while scpying %s to %s' % (archive_name, dest))
85
86 status('Archive %s copied to "%s"' % (archive_name, dest))
87
88 if __name__ == '__main__':
89 if len(sys.argv) != 3 or sys.argv[1] == '--help':
90 print 'Usage: %s project-name [[user@]host:]path' % os.path.basename(sys.argv[0])
91 sys.exit(0)
92
93 # globals
94 name = sys.argv[1]
95 archive_name = 'backup-tracenv-%s.tar.bz2' % name
96 log_path = os.path.join(os.getenv('TMP') or '/tmp/', name + '.log')
97 trac_env_root = os.path.join('/var/trac/envs/', name)
98
99 if not os.path.exists(trac_env_root):
100 status('%s: %s' % (name, os.strerror(errno.ENOENT)))
101 sys.exit(1)
102
103 with open(log_path, 'w') as log:
104 with TempDir() as root:
105 status('root=%s' % root)
106 hotcopy_repo()
107 archive_repo()
108 send_repo()
109 os.remove(log_path)
110
111 sys.exit(0)