Source Code for Module dak.dakdb.update121

 1  """ 
 2  Update changes table to not require a value for the Binary column 
 3   
 4  @contact: Debian FTP Master <ftpmaster@debian.org> 
 5  @copyright: 2018, Guillem Jover <guillem@debian.org> 
 6  @license: GNU General Public License version 2 or later 
 7  """ 
 8   
 9  # This program is free software; you can redistribute it and/or modify 
10  # it under the terms of the GNU General Public License as published by 
11  # the Free Software Foundation; either version 2 of the License, or 
12  # (at your option) any later version. 
13   
14  # This program is distributed in the hope that it will be useful, 
15  # but WITHOUT ANY WARRANTY; without even the implied warranty of 
16  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the 
17  # GNU General Public License for more details. 
18   
19  # You should have received a copy of the GNU General Public License 
20  # along with this program; if not, write to the Free Software 
21  # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
22   
23  ################################################################################ 
24   
25  import psycopg2 
26   
27  from daklib.dak_exceptions import DBUpdateError 
28   
29  ################################################################################ 
30   
31   
32 -def do_update(self): 
33      """ 
34      Update changes table to not require a value for the Binary column, as it 
35      can be missing on source-only uploads since dpkg 1.19.3. 
36      """ 
37      print(__doc__) 
38      try: 
39          c = self.db.cursor() 
40   
41          c.execute( 
42              """ 
43            ALTER TABLE changes 
44              ALTER COLUMN binaries DROP NOT NULL 
45          """ 
46          ) 
47   
48          c.execute("UPDATE config SET value = '121' WHERE name = 'db_revision'") 
49          self.db.commit() 
50   
51      except psycopg2.ProgrammingError as msg: 
52          self.db.rollback() 
53          raise DBUpdateError( 
54              "Unable to apply sick update 121, rollback issued. Error message : %s" 
55              % (str(msg)) 
56          ) 
57