Package dak :: Package dakdb :: Module update69
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Source Code for Module dak.dakdb.update69

 1  """ 
 2  Add support for Description-md5 
 3   
 4  @contact: Debian FTP Master <ftpmaster@debian.org> 
 5  @copyright: 2011 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   
25  import psycopg2 
26   
27  from daklib.dak_exceptions import DBUpdateError 
28   
29  ################################################################################ 
30   
31   
32 -def do_update(self):
33 """ 34 Add support for Description-md5 35 """ 36 print(__doc__) 37 try: 38 c = self.db.cursor() 39 40 c.execute( 41 """CREATE OR REPLACE FUNCTION public.add_missing_description_md5() 42 RETURNS VOID 43 VOLATILE 44 LANGUAGE plpgsql 45 AS $function$ 46 DECLARE 47 description_key_id metadata_keys.key_id%TYPE; 48 description_md5_key_id metadata_keys.key_id%TYPE; 49 BEGIN 50 SELECT key_id INTO STRICT description_key_id FROM metadata_keys WHERE key='Description'; 51 SELECT key_id INTO description_md5_key_id FROM metadata_keys WHERE key='Description-md5'; 52 IF NOT FOUND THEN 53 INSERT INTO metadata_keys (key) VALUES ('Description-md5') RETURNING key_id INTO description_md5_key_id; 54 END IF; 55 56 INSERT INTO binaries_metadata 57 (bin_id, key_id, value) 58 SELECT 59 bm.bin_id AS bin_id, 60 description_md5_key_id AS key_id, 61 MD5(bm.value || E'\n') AS value 62 FROM binaries_metadata AS bm 63 WHERE 64 bm.key_id = description_key_id 65 AND 66 NOT EXISTS (SELECT 1 FROM binaries_metadata AS bm2 WHERE bm.bin_id = bm2.bin_id AND bm2.key_id = description_md5_key_id); 67 END; 68 $function$""" 69 ) 70 71 c.execute( 72 "ALTER TABLE suite ADD COLUMN include_long_description BOOLEAN NOT NULL DEFAULT 't'" 73 ) 74 75 c.execute("UPDATE config SET value = '69' WHERE name = 'db_revision'") 76 self.db.commit() 77 78 except psycopg2.ProgrammingError as msg: 79 self.db.rollback() 80 raise DBUpdateError( 81 "Unable to apply sick update 69, rollback issued. Error message : %s" 82 % (str(msg)) 83 )
84