remove versioncmp from db

[dak.git] / dak / dakdb / update3.py

diff --git a/dak/dakdb/update3.py b/dak/dakdb/update3.py
new file mode 100755 (executable)
index 0000000..cc29786
--- /dev/null
+++ b/dak/dakdb/update3.py
@@ -0,0 +1,41 @@
+#!/usr/bin/env python
+
+# Debian Archive Kit Database Update Script
+# Copyright (C) 2008  Michael Casadevall <mcasadevall@debian.org>
+# Copyright (C) 2009  Joerg Jaspert <joerg@debian.org>
+
+# 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, time
+
+################################################################################
+
+def do_update(self):
+    print "Removing no longer used function versioncmp"
+
+    try:
+        c = self.db.cursor()
+        c.execute("DROP FUNCTION versioncmp(text, text);")
+        c.execute("UPDATE config SET value = '3' WHERE name = 'db_revision'")
+
+        self.db.commit()
+
+    except psycopg2.ProgrammingError, msg:
+        self.db.rollback()
+        print "FATAL: Unable to apply db update 3!"
+        print "Error Message: " + str(msg)
+        print "Database changes have been rolled back."