update29 to get rid of old contents tables

Signed-off-by: Mike O'Connor <stew@vireo.org>

diff --git a/dak/dakdb/update29.py b/dak/dakdb/update29.py
new file mode 100644 (file)
index 0000000..5df1ad8
--- /dev/null
+++ b/dak/dakdb/update29.py
@@ -0,0 +1,57 @@
+#!/usr/bin/env python
+# coding=utf8
+
+"""
+Adding content fields
+
+@contact: Debian FTP Master <ftpmaster@debian.org>
+@copyright: 2010  Mike O'Connor <stew@debian.org>
+@license: GNU General Public License version 2 or later
+"""
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+################################################################################
+
+################################################################################
+
+import psycopg2
+import time
+from daklib.dak_exceptions import DBUpdateError
+
+################################################################################
+
+def do_update(self):
+    print "revert update6 since we have a new scheme for contents"
+
+    try:
+        c = self.db.cursor()
+        c.execute("""DROP AGGREGATE comma_separated_list(                   BASETYPE = text,
+                   SFUNC = comma_concat,
+                   STYPE = text,
+                   INITCOND = ''
+);""" )
+        c.execute("""DROP FUNCTION comma_concat(text, text);""" );
+        c.execute("""DROP TABLE pending_content_associations;""")
+        c.execute("""DROP TABLE content_associations;""")
+        c.execute("""DROP TABLE content_file_names;""")
+        c.execute("""DROP TABLE content_file_paths;""")
+
+        c.execute("UPDATE config SET value = '29' WHERE name = 'db_revision'")
+        self.db.commit()
+
+    except psycopg2.ProgrammingError, msg:
+        self.db.rollback()
+        raise DBUpdateError, "Unable to appy debversion updates, rollback issued. Error message : %s" % (str(msg))