Source Code for Module dak.dakdb.update123

 1  """ 
 2  Add separate Contents-all support settings for suites 
 3   
 4  @contact: Debian FTP Master <ftpmaster@debian.org> 
 5  @copyright: 2020, Niels Thykier <niels@thykier.net> 
 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 default settings for suites 
35      """ 
36      print(__doc__) 
37      try: 
38          c = self.db.cursor() 
39   
40          c.execute( 
41              """ 
42            ALTER TABLE suite 
43              ADD COLUMN separate_contents_architecture_all boolean NOT NULL DEFAULT FALSE, 
44              ADD COLUMN separate_packages_architecture_all boolean NOT NULL DEFAULT FALSE 
45          """ 
46          ) 
47   
48          #  We do not support separate Packages-all at the moment, so ensure it is 
49          #  never set at all.  We still add it to the database because we can use 
50          #  it for adding basic support as well as setup some basic control 
51          #  checks for now. When we are ready to support 
52          #  separate_packages_architecture_all, then we should replace this 
53          #  check with: 
54          # 
55          #     CHECK (NOT separate_packages_architecture_all OR separate_contents_architecture_all) 
56          # 
57          #  This is because clients are not required to support separate Packages-all without 
58          #  Contents-all according to: 
59          #     https://wiki.debian.org/DebianRepository/Format#No-Support-for-Architecture-all 
60          # 
61          c.execute( 
62              """ 
63          ALTER TABLE suite 
64              ADD CHECK (NOT separate_packages_architecture_all) 
65          """ 
66          ) 
67   
68          c.execute("UPDATE config SET value = '123' WHERE name = 'db_revision'") 
69          self.db.commit() 
70   
71      except psycopg2.ProgrammingError as msg: 
72          self.db.rollback() 
73          raise DBUpdateError( 
74              "Unable to apply sick update 123, rollback issued. Error message : %s" 
75              % (str(msg)) 
76          ) 
77