Remove udevadm from rootwrap

Use oslo.privsep for udevadm

Change-Id: Ib89354c9555c4b2c9f5a8331a788d7fe4ac46694
Signed-off-by: Chuck Short <chucks@redhat.com>

1 files changed, 26 insertions, 0 deletions

diff --git a/cinder/privsep/lvm.py b/cinder/privsep/lvm.py
new file mode 100644
index 000000000..a460520db
--- /dev/null
+++ b/cinder/privsep/lvm.py
@@ -0,0 +1,26 @@
+# Copyright 2018 Red Hat, Inc
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+"""
+Helpers for lvm related routines
+"""
+
+from oslo_concurrency import processutils
+
+import cinder.privsep
+
+
+@cinder.privsep.sys_admin_pctxt.entrypoint
+def udevadm_settle():
+    processutils.execute('udevadm', 'settle')