Source Code for Module dak.export

 1  #! /usr/bin/env python3 
 2  # 
 3  # Copyright (C) 2012, Ansgar Burchardt <ansgar@debian.org> 
 4  # 
 5  # This program is free software; you can redistribute it and/or modify 
 6  # it under the terms of the GNU General Public License as published by 
 7  # the Free Software Foundation; either version 2 of the License, or 
 8  # (at your option) any later version. 
 9  # 
10  # This program is distributed in the hope that it will be useful, 
11  # but WITHOUT ANY WARRANTY; without even the implied warranty of 
12  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the 
13  # GNU General Public License for more details. 
14  # 
15  # You should have received a copy of the GNU General Public License along 
16  # with this program; if not, write to the Free Software Foundation, Inc., 
17  # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 
18   
19  import apt_pkg 
20  import sys 
21   
22  from daklib.config import Config 
23  from daklib.dbconn import * 
24  from daklib.policy import UploadCopy 
25   
26   
27 -def usage(): 
28      print("""Usage: dak export -q <queue> [options] -a|--all|<source...> 
29   
30  Export uploads from policy queues, that is the changes files for the given 
31  source package and all other files associated with that. 
32   
33   -a --all          export all uploads 
34   -c --copy         copy files instead of symlinking them 
35   -d <directory>    target directory to export packages to 
36                     default: current directory 
37   -q <queue>        queue to grab uploads from 
38   <source>          source package name to export 
39  """) 
40   
41   
42 -def main(argv=None): 
43      if argv is None: 
44          argv = sys.argv 
45   
46      arguments = [('h', 'help', 'Export::Options::Help'), 
47                   ('a', 'all', 'Export::Options::All'), 
48                   ('c', 'copy', 'Export::Options::Copy'), 
49                   ('d', 'directory', 'Export::Options::Directory', 'HasArg'), 
50                   ('q', 'queue', 'Export::Options::Queue', 'HasArg')] 
51   
52      cnf = Config() 
53      source_names = apt_pkg.parse_commandline(cnf.Cnf, arguments, argv) 
54      options = cnf.subtree('Export::Options') 
55   
56      if 'Help' in options or 'Queue' not in options: 
57          usage() 
58          sys.exit(0) 
59   
60      session = DBConn().session() 
61   
62      queue = session.query(PolicyQueue).filter_by(queue_name=options['Queue']).first() 
63      if queue is None: 
64          print("Unknown queue '{0}'".format(options['Queue'])) 
65          sys.exit(1) 
66      uploads = session.query(PolicyQueueUpload).filter_by(policy_queue=queue) 
67      if 'All' not in options: 
68          uploads = uploads.filter(DBChange.source.in_(source_names)) 
69      directory = options.get('Directory', '.') 
70      symlink = 'Copy' not in options 
71   
72      for u in uploads: 
73          UploadCopy(u).export(directory, symlink=symlink, ignore_existing=True) 
74   
75   
76  if __name__ == '__main__': 
77      main() 
78