--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/update_config.py	Thu Jun 28 19:26:50 2012 +0000
@@ -0,0 +1,161 @@
+#!/usr/bin/env python
+# -*- coding: UTF-8 -*-
+# Copyright (c) 2008 - 2012, Pascal Volk
+# See COPYING for distribution information.
+
+import os
+os.sys.path.remove(os.sys.path[0])
+from time import time
+from ConfigParser import ConfigParser
+from shutil import copy2
+try:
+    from VirtualMailManager.constants.VERSION import VERSION
+except ImportError:
+    os.sys.stderr.write('error: no pre 0.6.0 version information found\n')
+    raise SystemExit(2)
+
+# we have to remove the old CamelCase files
+import VirtualMailManager
+vmm_inst_dir = os.path.dirname(VirtualMailManager.__file__)
+tmp_info = open('/tmp/vmm_inst_dir', 'w')
+tmp_info.write(vmm_inst_dir)
+tmp_info.close()
+
+try:
+    import psycopg2
+except ImportError:
+    has_psycopg2 = False
+else:
+    has_psycopg2 = True
+
+def get_config_file():
+    f = None
+    for d in ('/root', '/usr/local/etc', '/etc'):
+        tmp = os.path.join(d, 'vmm.cfg')
+        if os.path.isfile(tmp):
+            f = tmp
+            break
+    if f:
+        return f
+    else:
+        os.sys.stderr.write('error: vmm.cfg not found\n')
+        raise SystemExit(2)
+
+def update(cp):
+    if VERSION == '0.5.2':
+        upd_052(cp)
+    elif VERSION == '0.6.0':
+        os.sys.stdout.write('info: nothing to do for version %s\n' % VERSION)
+        return
+    else:
+        os.sys.stderr.write(
+            'error: the version %s is not supported by this script\n' % VERSION)
+        raise SystemExit(3)
+
+def get_cfg_parser(cf):
+    fh = open(cf, 'r')
+    cp = ConfigParser()
+    cp.readfp(fh)
+    fh.close()
+    return cp
+
+def update_cfg_file(cp, cf):
+    copy2(cf, cf+'.bak.'+str(time()))
+    fh = open(cf, 'w')
+    cp.write(fh)
+    fh.close()
+
+def add_sections(cp, sections):
+    for section in sections:
+        if not cp.has_section(section):
+            cp.add_section(section)
+
+def move_option(cp, src, dst):
+    ds, do = dst.split('.')
+    if not cp.has_option(ds, do):
+        ss, so = src.split('.')
+        cp.set(ds, do, cp.get(ss, so))
+        cp.remove_option(ss, so)
+        sect_opt.append((dst, 'R'))
+
+def add_option(cp, dst, val):
+    ds, do = dst.split('.')
+    if not cp.has_option(ds, do):
+        cp.set(ds, do, val)
+        sect_opt.append((dst, 'N'))
+
+
+def set_dovecot_version(cp):
+    if len(os.sys.argv) > 1:
+        dovecot_version = os.sys.argv[1].strip()
+        if not dovecot_version:
+            dovecot_version = '1.2.11'
+    else:
+        dovecot_version = '1.2.11'
+    cp.set('misc', 'dovecot_version', dovecot_version)
+    sect_opt.append(('misc.dovecot_version', 'M'))
+
+
+def get_option(cp, src):
+    ss, so = src.split('.')
+    return cp.get(ss, so)
+
+def upd_052(cp):
+    global had_config
+    global had_gid_mail
+
+    had_config = cp.remove_section('config')
+    had_gid_mail = cp.remove_option('misc', 'gid_mail')
+    add_sections(cp, ('domain', 'account', 'mailbox'))
+    if cp.has_section('domdir'):
+        for src, dst in (('domdir.mode',   'domain.directory_mode'),
+                         ('domdir.delete', 'domain.delete_directory'),
+                         ('domdir.base',   'misc.base_directory')):
+            move_option(cp, src, dst)
+        cp.remove_section('domdir')
+    if cp.has_section('services'):
+        for service in cp.options('services'):
+            move_option(cp, 'services.%s' % service, 'domain.%s' % service)
+        cp.remove_section('services')
+    for src, dst in (('maildir.mode',      'account.directory_mode'),
+                     ('maildir.diskusage', 'account.disk_usage'),
+                     ('maildir.delete',    'account.delete_directory'),
+                     ('maildir.folders',   'mailbox.folders'),
+                     ('maildir.name',      'mailbox.root'),
+                     ('misc.forcedel',     'domain.force_deletion'),
+                     ('misc.transport',    'domain.transport'),
+                     ('misc.passwdscheme', 'misc.password_scheme'),
+                     ('misc.dovecotvers',  'misc.dovecot_version')):
+        move_option(cp, src, dst)
+    cp.remove_section('maildir')
+    if not has_psycopg2:
+        add_option(cp, 'database.module', 'pyPgSQL')
+    set_dovecot_version(cp)
+
+
+# def main():
+if __name__ == '__main__':
+    sect_opt = []
+    had_config = False
+    had_gid_mail = False
+    cf = get_config_file()
+    cp = get_cfg_parser(cf)
+    update(cp)
+    if len(sect_opt):
+        update_cfg_file(cp, cf)
+        sect_opt.sort()
+        print 'Please have a look at your configuration: %s' %cf
+        print 'This are your Modified/Renamed/New settings:'
+        for s_o, st in sect_opt:
+            print '%s   %s = %s' % (st, s_o, get_option(cp, s_o))
+        if had_config:
+            print '\nRemoved section "config" with option "done" (obsolte)'
+        if had_gid_mail:
+            print '\nRemoved option "gid_mail" from section "misc" (obsolte)\n'
+        os.sys.exit(0)
+    if had_config or had_gid_mail:
+        update_cfg_file(cp, cf)
+        if had_config:
+            print '\nRemoved section "config" with option "done" (obsolte)'
+        if had_gid_mail:
+            print '\nRemoved option "gid_mail" from section "misc" (obsolte)\n'