override_disparity.py: generate a list of override disparities

Signed-off-by: NLuca Falavigna <dktrkranz@debian.org>

dak/dak.py

@@ -146,6 +146,8 @@ def init():
          "Generate changelog between two suites"),
         ("copy-installer",
          "Copies the installer from one suite to another"),
+        ("override-disparity",
+         "Generate a list of override disparities"),
         ]
     return functionality
 

dak/override_disparity.py

+#!/usr/bin/env python
+
+"""
+Generate a list of override disparities
+
+@contact: Debian FTP Master <ftpmaster@debian.org>
+@copyright: 2010 Luca Falavigna <dktrkranz@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
+
+################################################################################
+
+# <adsb> Yay bugzilla *sigh*
+# <phil> :)
+# <Ganneff> quick, replace the bts with it
+# * jcristau replaces dak with soyuz
+# <adsb> and expects Ganneff to look after it?
+# <jcristau> nah, elmo can do that
+# * jcristau hides
+
+################################################################################
+
+import os
+import sys
+import apt_pkg
+import commands
+
+from daklib.config import Config
+from daklib.dbconn import *
+from daklib import utils
+
+################################################################################
+
+def usage (exit_code=0):
+    print """Generate a list of override disparities
+
+       Usage:
+       dak override-disparity [ -p <package> ] [ -s <suite> ]
+
+Options:
+
+  -h, --help                show this help and exit
+  -p, --package             limit check on given package only
+  -s, --suite               choose suite to look for (default: unstable)"""
+
+    sys.exit(exit_code)
+
+def main():
+    cnf = Config()
+    Arguments = [('h','help','Override-Disparity::Options::Help'),
+                 ('s','suite','Override-Disparity::Options::Suite','HasArg'),
+                 ('p','package','Override-Disparity::Options::Package','HasArg')]
+
+    for i in ['help', 'package']:
+        if not cnf.has_key('Override-Disparity::Options::%s' % (i)):
+            cnf['Override-Disparity::Options::%s' % (i)] = ''
+    if not cnf.has_key('Override-Disparity::Options::Suite'):
+        cnf['Override-Disparity::Options::Suite'] = 'unstable'
+
+    apt_pkg.ParseCommandLine(cnf.Cnf, Arguments, sys.argv)
+    Options = cnf.SubTree('Override-Disparity::Options')
+
+    if Options['help']:
+        usage()
+
+    depends = {}
+    session = DBConn().session()
+    suite = Options['suite']
+    components = cnf.ValueList('Suite::%s::Components' % suite)
+    arches = set([x.arch_string for x in get_suite_architectures(suite)])
+    arches -= set(['source', 'all'])
+    for arch in arches:
+        for component in components:
+            filename = '%s/dists/%s/%s/binary-%s/Packages.gz' % (cnf['Dir::Root'], suite, component, arch)
+            (fd, temp_filename) = utils.temp_filename()
+            (result, output) = commands.getstatusoutput('gunzip -c %s > %s' % (filename, temp_filename))
+            if (result != 0):
+                utils.fubar('Gunzip invocation failed!\n%s\n' % (output), result)
+            filename = '%s/dists/%s/%s/debian-installer/binary-%s/Packages.gz' % (cnf['Dir::Root'], suite, component, arch)
+            if os.path.exists(filename):
+                (result, output) = commands.getstatusoutput('gunzip -c %s >> %s' % (filename, temp_filename))
+                if (result != 0):
+                    utils.fubar('Gunzip invocation failed!\n%s\n' % (output), result)
+            packages_file = utils.open_file(temp_filename)
+            Packages = apt_pkg.ParseTagFile(packages_file)
+            while Packages.Step():
+                package = Packages.Section.Find('Package')
+                dep_list = Packages.Section.Find('Depends')
+                if Options['package'] and package != Options['package']:
+                    continue
+                if dep_list:
+                    for d in apt_pkg.ParseDepends(dep_list):
+                        for i in d:
+                            if not depends.has_key(package):
+                                depends[package] = set()
+                            depends[package].add(i[0])
+            os.unlink(temp_filename)
+
+    priorities = {}
+    query = """SELECT DISTINCT o.package, p.level, p.priority, m.name
+               FROM override o
+               JOIN suite s ON s.id = o.suite
+               JOIN priority p ON p.id = o.priority
+               JOIN binaries b ON b.package = o.package
+               JOIN maintainer m ON m.id = b.maintainer
+               JOIN bin_associations ba ON ba.bin = b.id
+               WHERE s.suite_name = '%s'
+               AND ba.suite = s.id
+               AND p.level <> 0""" % suite
+    packages = session.execute(query)
+    session.commit()
+
+    for p in packages:
+        priorities[p[0]] = [p[1], p[2], p[3], True]
+    for d in sorted(depends.keys()):
+        for p in depends[d]:
+            if priorities.has_key(d) and priorities.has_key(p):
+                if priorities[d][0] < priorities[p][0]:
+                     if priorities[d][3]:
+                         print 'Package: ' + d
+                         print ' Priority: ' + priorities[d][1]
+                         print ' Maintainer: ' + priorities[d][2]
+                         priorities[d][3] = False
+                     print ' Dependency: ' + p
+                     print '  Priority: ' + priorities[p][1]
+                     print '  Maintainer: ' + priorities[p][2]
+
+if __name__ == '__main__':
+    main()