Source Code for Module dak.dakdb.update106

  1  """ 
  2  new views binary_component, source_component and package_list 
  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   
 25  import psycopg2 
 26   
 27  from daklib.dak_exceptions import DBUpdateError 
 28   
 29  statements = [ 
 30      """ 
 31  CREATE OR REPLACE VIEW source_component AS 
 32  SELECT 
 33    s.id AS source_id, 
 34    sa.suite AS suite_id, 
 35    af.component_id AS component_id 
 36  FROM source s 
 37  JOIN src_associations sa ON s.id = sa.source 
 38  JOIN suite ON sa.suite = suite.id 
 39  JOIN files_archive_map af ON s.file = af.file_id AND suite.archive_id = af.archive_id 
 40  """, 
 41      """ 
 42  COMMENT ON VIEW source_component IS 'Map (source_id, suite_id) to the component(s) that the source is included in. Note that this view might return more components than expected as we can only query the component for (source_id, archive_id).' 
 43  """, 
 44      "GRANT SELECT ON source_component TO PUBLIC", 
 45      """ 
 46  CREATE OR REPLACE VIEW binary_component AS 
 47  SELECT 
 48    b.id AS binary_id, 
 49    ba.suite AS suite_id, 
 50    af.component_id AS component_id 
 51  FROM binaries b 
 52  JOIN bin_associations ba ON b.id = ba.bin 
 53  JOIN suite ON ba.suite = suite.id 
 54  JOIN files_archive_map af ON b.file = af.file_id AND suite.archive_id = af.archive_id 
 55  """, 
 56      """ 
 57  COMMENT ON VIEW binary_component IS 'Map (binary_id, suite_id) to the component(s) that the binary is included in. Note that this view might return more components than expected as we can only query the component for (binary_id, archive_id).' 
 58  """, 
 59      "GRANT SELECT ON binary_component TO PUBLIC", 
 60      """ 
 61  CREATE OR REPLACE VIEW package_list AS 
 62  SELECT 
 63    tmp.package, 
 64    tmp.version, 
 65    tmp.source, 
 66    tmp.source_version, 
 67    suite.suite_name AS suite, 
 68    archive.name AS archive, 
 69    component.name AS component, 
 70    CASE component.name 
 71      WHEN 'main' THEN suite.suite_name 
 72      ELSE CONCAT(suite.suite_name, '/', component.name) 
 73      END AS display_suite, 
 74    tmp.architecture_is_source, 
 75    tmp.architecture, 
 76    tmp.type 
 77  FROM 
 78    (SELECT 
 79      s.source AS package, 
 80      s.version AS version, 
 81      s.source AS source, 
 82      s.version AS source_version, 
 83      sa.suite AS suite_id, 
 84      TRUE AS architecture_is_source, 
 85      'source' AS architecture, 
 86      'dsc' AS type, 
 87      sc.component_id 
 88      FROM source s 
 89      JOIN src_associations sa ON s.id = sa.source 
 90      JOIN source_component sc ON s.id = sc.source_id AND sa.suite = sc.suite_id 
 91     UNION 
 92     SELECT 
 93      b.package AS package, 
 94      b.version AS version, 
 95      s.source AS source, 
 96      s.version AS source_version, 
 97      ba.suite AS suite_id, 
 98      FALSE AS architecture_is_source, 
 99      a.arch_string AS architecture, 
100      b.type AS type, 
101      bc.component_id 
102      FROM binaries b 
103      JOIN source s ON b.source = s.id 
104      JOIN architecture a ON b.architecture = a.id 
105      JOIN bin_associations ba ON b.id = ba.bin 
106      JOIN binary_component bc ON b.id = bc.binary_id AND ba.suite = bc.suite_id) AS tmp 
107    JOIN suite ON tmp.suite_id = suite.id 
108    JOIN archive ON suite.archive_id = archive.id 
109    JOIN component ON tmp.component_id = component.id 
110  """, 
111      "GRANT SELECT ON package_list TO PUBLIC", 
112  ] 
113   
114  ################################################################################ 
115   
116   
117 -def do_update(self): 
118      print(__doc__) 
119      try: 
120          c = self.db.cursor() 
121   
122          for stmt in statements: 
123              c.execute(stmt) 
124   
125          c.execute("UPDATE config SET value = '106' WHERE name = 'db_revision'") 
126          self.db.commit() 
127   
128      except psycopg2.ProgrammingError as msg: 
129          self.db.rollback() 
130          raise DBUpdateError( 
131              "Unable to apply sick update 106, rollback issued. Error message: {0}".format( 
132                  msg 
133              ) 
134          ) 
135