From c5b6d0d5162edc5c7d9dbbc2deac031404ce6f8a Mon Sep 17 00:00:00 2001
From: shaofeng_cheng <chengsf@winhong.com>
Date: Fri, 14 Apr 2017 18:02:18 +0800
Subject: [PATCH] Add cinder-backup config to external-ceph-guide

External-ceph-guide is miss cinder-backup.conf sample,
so cinder-backup service is not work.

Change-Id: I2e3d07814677cbfbbe5b1d539187509d2b16159d
---
 doc/external-ceph-guide.rst | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

diff --git a/doc/external-ceph-guide.rst b/doc/external-ceph-guide.rst
index 61ef983e5c..37b8a01a95 100644
--- a/doc/external-ceph-guide.rst
+++ b/doc/external-ceph-guide.rst
@@ -100,8 +100,9 @@ Cinder
 ------
 
 Configuring external Ceph for Cinder works very similar to
-Glance. The required Cinder configuration goes into
-/etc/kolla/config/cinder/cinder-volume.conf:
+Glance.
+
+Edit /etc/kolla/config/cinder/cinder-volume.conf with the following content:
 
 ::
 
@@ -116,6 +117,20 @@ Glance. The required Cinder configuration goes into
   volume_backend_name=rbd-1
   volume_driver=cinder.volume.drivers.rbd.RBDDriver
 
+Edit /etc/kolla/config/cinder/cinder-backup.conf with the following content:
+
+::
+
+  [DEFAULT]
+  backup_ceph_conf=/etc/ceph/ceph.conf
+  backup_ceph_user=cinder
+  backup_ceph_chunk_size = 134217728
+  backup_ceph_pool=backups
+  backup_driver = cinder.backup.drivers.ceph
+  backup_ceph_stripe_unit = 0
+  backup_ceph_stripe_count = 0
+  restore_discard_excess_bytes = true
+
 Next, place the ceph.conf file into
 /etc/kolla/config/cinder/ceph.conf: