lvm: Use pvremove when removing PVs after deleting a VG

udisks_daemon_util_lvm2_wipe_block is a huge hammer that also
tries to call vgreduce and pvscan and does other steps that are
not necessary when removing the PV signature after removing the
VG.

Fixes: #1228

modules/lvm2/udiskslinuxvolumegroup.c

@@ -270,6 +270,7 @@ handle_delete (UDisksVolumeGroup     *_group,
   GList *objects_to_wipe = NULL;
   GList *l;
   VGJobData data;
+  const gchar *device_file = NULL;
 
   g_variant_lookup (arg_options, "tear-down", "b", &teardown_flag);
 
@@ -354,7 +355,14 @@ handle_delete (UDisksVolumeGroup     *_group,
     {
       UDisksBlock *block = udisks_object_peek_block (l->data);
       if (block)
-        udisks_daemon_util_lvm2_wipe_block (daemon, block, NULL);
+        {
+          device_file = udisks_block_get_device (block);
+          if (!bd_lvm_pvremove (device_file, NULL, &error))
+            {
+              udisks_warning ("Failed to wipe PV %s: %s", device_file, error->message);
+              g_clear_error (&error);
+            }
+        }
     }
 
   udisks_volume_group_complete_delete (_group, invocation);

src/tests/dbus-tests/test_20_LVM.py

@@ -81,6 +81,32 @@ def test_01_manager_interface(self):
         intro_data = manager.Introspect(self.no_options, dbus_interface='org.freedesktop.DBus.Introspectable')
         self.assertIn('interface name="%s.Manager.LVM2"' % self.iface_prefix, intro_data)
 
+    def test_05_vg(self):
+        '''Test basic VG functionality'''
+
+        vgname = 'udisks_test_vg'
+
+        dev_obj = self.get_object('/block_devices/' + os.path.basename(self.vdevs[0]))
+        self.assertIsNotNone(dev_obj)
+        self.addCleanup(self.wipe_fs, self.vdevs[0])
+        vg = self._create_vg(vgname, [dev_obj])
+        self.addCleanup(self._remove_vg, vg, ignore_removed=True)
+
+        # remove the VG without removing the PV signatures
+        vg.Delete(False, self.no_options, dbus_interface=self.iface_prefix + '.VolumeGroup')
+
+        fstype = self.get_property(dev_obj, '.Block', 'IdType')
+        fstype.assertEqual('LVM2_member')
+
+        # create new VG
+        vg = self._create_vg(vgname, [dev_obj])
+
+        # remove the VG and wipe the PVs
+        vg.Delete(True, self.no_options, dbus_interface=self.iface_prefix + '.VolumeGroup')
+
+        fstype = self.get_property(dev_obj, '.Block', 'IdType')
+        fstype.assertEqual('')
+
     def test_10_linear(self):
         '''Test linear (plain) LV functionality'''