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There is a "feature" where cinder-backup and cinder-volume must be running on the same node. If they are not, you get an error like that. I tripped over it myself.

Thanks,
Kevin
________________________________
From: raju [raju.roks at gmail.com]
Sent: Tuesday, January 26, 2016 8:16 AM
To: openstack-operators at lists.openstack.org
Subject: [Openstack-operators] Cinder-backup to swift


Hi,

I am trying to backup cinder volumes to swift and enabled backup driver in cinder conf and startred cinder-backup service, when am trying to create a backup it is failing with below error


Error:
cinder backup-create --container Cinder_Backup 0d2eb15f-77b9-408b-86c3-e80fb24948cf

ERROR: Service cinder-backup could not be found. (HTTP 500) (Request-ID: req-2ce2bee4-d237-4191-b9ea-48a72ccbb579)

# cinder service-list
+------------------+-----------------------------+------+----------+-------+----------------------------+-----------------+
|      Binary      |             Host            | Zone |  Status  | State |         Updated_at         | Disabled Reason |
+------------------+-----------------------------+------+----------+-------+----------------------------+-----------------+
|  cinder-backup   |  node-7..stack | nova | enabled  |   up  | 2016-01-25T22:03:09.000000 |       None      |
| cinder-scheduler |  node-7..stack | nova | enabled  |   up  | 2016-01-25T22:03:06.000000 |       None      |
     |
|  cinder-volume   |          pure at pure          | nova | enabled  |   up  | 2016-01-25T22:03:09.000000 |       None      |
+------------------+-----------------------------+------+----------+-------+----------------------------+-----------------+

service cinder-backup status
cinder-backup start/running, process 21223

LOG:

INFO cinder.api.openstack.wsgi [req-6ea85659-aa48-4dfd-8ca4-bf21c34537f3 7bc0cb1d6c394eb598b4612b49b6b891 56083ff01d5d42848f3c8d227ed70006 - - -] GET http://10.24.4.2:8776/v1/56083ff01d5d42848f3c8d227ed70006/volumes/0d2eb15f-77b9-408b-86c3-e80fb24948cf
2016-01-26 16:15:23.012 11301 INFO cinder.api.openstack.wsgi [req-6ea85659-aa48-4dfd-8ca4-bf21c34537f3 7bc0cb1d6c394eb598b4612b49b6b891 56083ff01d5d42848f3c8d227ed70006 - - -] http://10.24.4.2:8776/v1/56083ff01d5d42848f3c8d227ed70006/volumes/0d2eb15f-77b9-408b-86c3-e80fb24948cf returned with HTTP 200
2016-01-26 16:15:23.014 11301 INFO eventlet.wsgi.server [req-6ea85659-aa48-4dfd-8ca4-bf21c34537f3 7bc0cb1d6c394eb598b4612b49b6b891 56083ff01d5d42848f3c8d227ed70006 - - -] 10.24.4.2 - - [26/Jan/2016 16:15:23] "GET /v1/56083ff01d5d42848f3c8d227ed70006/volumes/0d2eb15f-77b9-408b-86c3-e80fb24948cf HTTP/1.1" 200 963 0.417786
2016-01-26 16:15:23.030 11299 INFO eventlet.wsgi.server [-] (11299) accepted ('10.24.4.2', 37650)
2016-01-26 16:15:23.123 11299 INFO cinder.api.openstack.wsgi [req-b1d4c37a-70e7-40d0-ac39-e5f109d4f62f 7bc0cb1d6c394eb598b4612b49b6b891 56083ff01d5d42848f3c8d227ed70006 - - -] POST http://10.24.4.2:8776/v1/56083ff01d5d42848f3c8d227ed70006/backups
2016-01-26 16:15:23.125 11299 INFO cinder.api.contrib.backups [req-b1d4c37a-70e7-40d0-ac39-e5f109d4f62f 7bc0cb1d6c394eb598b4612b49b6b891 56083ff01d5d42848f3c8d227ed70006 - - -] Creating backup of volume 0d2eb15f-77b9-408b-86c3-e80fb24948cf in container Cinder_Backup
2016-01-26 16:15:23.193 11299 INFO cinder.api.openstack.wsgi [req-f698019f-d0cf-4057-857e-37aef6c40bbe - - - - -] HTTP exception thrown: Service cinder-backup could not be found.
2016-01-26 16:15:23.196 11299 INFO cinder.api.openstack.wsgi [req-f698019f-d0cf-4057-857e-37aef6c40bbe - - - - -] http://10.24.4.2:8776/v1/56083ff01d5d42848f3c8d227ed70006/backups returned with HTTP 500
2016-01-26 16:15:23.199 11299 INFO eventlet.wsgi.server [req-f698019f-d0cf-4057-857e-37aef6c40bbe - - - - -] 10.24.4.2 - - [26/Jan/2016 16:15:23] "POST /v1/56083ff01d5d42848f3c8d227ed70006/backups HTTP/1.1" 500 378 0.158105

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