Description of problem: When user tries to restore snapshot from UI, it gives a an error message saying "Error while executing action Restore volume snapshot: Unexpected exception" Version-Release number of selected component (if applicable): ovirt-engine-webadmin-portal-3.6.0-0.0.master.20150312184339.gite45ff6d.el6.noarch How reproducible: Always. Steps to Reproduce: 1. Add a cluster to RHSC. 2. Create a snapshot by running the command "gluster snapshot create <snap> <vol_name> 3. Wait for 5 mins for the snapshot to get synced in UI. 4. Now activate the snapshot. 5. click on the restore button . 6. A popup comes saying "The volume will be brought down and restored to the state of the selected snapshot. Do you want to continue?" 7. Click ok. Actual results: It gives an error message saying "error while executing action restore volume snapshot: Unexpected exception" and an event message gets displayed saying "Failed to restore the volume <vol_name> to the state of gluster volume snapshot <UNKNOWN>" Expected results: Snapshot should be restored sucessfully. Additional info:
Verified and works fine with build ovirt-engine-3.6.0-0.0.master.20150412172306.git55ba764.el6.noarch. User is able to restore a snapshot and following event message gets displayed during restore operation. 1) Gluster volume <vol1> stopped. 2) Detected brick <brick_name> removed from volume <vol_name> of cluster <cluster_name> and removed it from engine DB for all the bricks in the volume. 3) Detected new brick <new brick_name> on volume <vol_name> of cluster <cluster_name> and added it to engine DB. 4) Detected option features.barrier=disable reset on volume <vol_name> of cluster <cluster_name> and removed it from engine DB. 5) Gluster volume <vol_name> started. 6) Restored the volume <vol_name> to the state of gluster volume snapshot <snap_name>
oVirt 3.6.0 has been released on November 4th, 2015 and should fix this issue. If problems still persist, please open a new BZ and reference this one.