1""" 

2Drop created and modified columns from bin_contents and src_contents 

3 

4@contact: Debian FTP Master <ftpmaster@debian.org> 

5@copyright: 2014, Ansgar Burchardt <ansgar@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 

25import psycopg2 

26 

27from daklib.dak_exceptions import DBUpdateError 

28 

29statements = [ 

30 "DROP TRIGGER IF EXISTS modified_bin_contents ON bin_contents", 

31 "ALTER TABLE bin_contents DROP COLUMN created, DROP COLUMN modified", 

32 "DROP TRIGGER IF EXISTS modified_src_contents ON src_contents", 

33 "ALTER TABLE src_contents DROP COLUMN created, DROP COLUMN modified", 

34] 

35 

36################################################################################ 

37 

38 

39def do_update(self): 

40 print(__doc__) 

41 try: 

42 c = self.db.cursor() 

43 

44 for stmt in statements: 

45 c.execute(stmt) 

46 

47 c.execute("UPDATE config SET value = '104' WHERE name = 'db_revision'") 

48 self.db.commit() 

49 

50 except psycopg2.ProgrammingError as msg: 

51 self.db.rollback() 

52 raise DBUpdateError( 

53 "Unable to apply sick update 104, rollback issued. Error message: {0}".format( 

54 msg 

55 ) 

56 )