[dak/master] Add Changelogs field to Release file

[Ansgar Burchardt <ansgar@debian.org>]

Reference: https://lists.debian.org/debian-dak/2015/08/msg00012.html
---
 dak/dakdb/update112.py   | 55 ++++++++++++++++++++++++++++++++++++++++++++++++
 dak/generate_releases.py |  6 ++++--
 2 files changed, 59 insertions(+), 2 deletions(-)
 create mode 100644 dak/dakdb/update112.py

diff --git a/dak/dakdb/update112.py b/dak/dakdb/update112.py
new file mode 100644
index 0000000..e15f29f
--- /dev/null
+++ b/dak/dakdb/update112.py
@@ -0,0 +1,55 @@
+#!/usr/bin/env python
+# coding=utf8
+
+"""
+Add Changelogs field
+
+@contact: Debian FTP Master <ftpmaster@debian.org>
+@copyright: 2015, Ansgar Burchardt <ansgar@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
+from daklib.dak_exceptions import DBUpdateError
+from daklib.config import Config
+
+statements = [
+"""
+ALTER TABLE suite
+  ADD COLUMN changelog_url TEXT
+""",
+]
+
+################################################################################
+def do_update(self):
+    print __doc__
+    try:
+        cnf = Config()
+
+        c = self.db.cursor()
+
+        for stmt in statements:
+            c.execute(stmt)
+
+        c.execute("UPDATE config SET value = '112' WHERE name = 'db_revision'")
+        self.db.commit()
+
+    except psycopg2.ProgrammingError as msg:
+        self.db.rollback()
+        raise DBUpdateError('Unable to apply sick update 112, rollback issued. Error message: {0}'.format(msg))
diff --git a/dak/generate_releases.py b/dak/generate_releases.py
index 2814b24..a1ef074 100755
--- a/dak/generate_releases.py
+++ b/dak/generate_releases.py
@@ -139,7 +139,9 @@ class ReleaseWriter(object):
                     ('Label',       'label'),
                     ('Suite',       'release_suite_output'),
                     ('Version',     'version'),
-                    ('Codename',    'codename') )
+                    ('Codename',    'codename'),
+                    ('Changelogs',  'changelog_url'),
+                  )
 
         # A "Sub" Release file has slightly different fields
         subattribs = ( ('Archive',  'suite_name'),
@@ -161,7 +163,7 @@ class ReleaseWriter(object):
         for key, dbfield in attribs:
             # Hack to skip NULL Version fields as we used to do this
             # We should probably just always ignore anything which is None
-            if key == "Version" and getattr(suite, dbfield) is None:
+            if key in ("Version", "Changelogs") and getattr(suite, dbfield) is None:
                 continue
 
             out.write("%s: %s\n" % (key, getattr(suite, dbfield)))
-- 
2.1.4