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[OpenStack Infra <1370265@xxxxxxxxxxxxxxxxxx>]

Reviewed:  https://review.openstack.org/126520
Committed: https://git.openstack.org/cgit/openstack/nova/commit/?id=f98c28228b6db5b0796e9669b6bd692b82bbfa6d
Submitter: Jenkins
Branch:    proposed/juno

commit f98c28228b6db5b0796e9669b6bd692b82bbfa6d
Author: liyingjun <liyingjun1988@xxxxxxxxx>
Date:   Sat Sep 6 18:41:51 2014 +0800

    Fix KeyError for euca-describe-images
    
    EC2 describe images crashes on volume backed instance snapshot which has
    several volumes.
    
    Change-Id: Ibe278688b118db01c9c3ae1763954adf19c7ee0d
    Closes-bug: #1370265
    (cherry picked from commit 1dea1cd710d54d4a2a584590e4ccf59dd3a41faa)


** Changed in: nova
       Status: Fix Committed => Fix Released

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https://bugs.launchpad.net/bugs/1370265

Title:
  Crash on describing EC2 volume backed image with multiple devices

Status in OpenStack Compute (Nova):
  Fix Released

Bug description:
  EC2 describe images crashes on volume backed instance snapshot which
  has several volumes:

  $ euca-describe-images
  euca-describe-images: error (KeyError): Unknown error occurred.

  Steps to reproduce
  1 Create bootable volume
  $ cinder create --image <image-id> <size>

  2 Boot instance from volume
  $ nova boot --flavor m1.nano --block-device-mapping /dev/vda=<volume_id>:::1 inst

  3 Create empty volume
  $ cinder create 1

  4 Attach the volume to the instance
  $ nova volume-attach inst <empty-volume-id> /dev/vdd

  5 Create volume backed snapshot
  $ nova image-create inst sn-in

  6 Describe EC2 images
  $ euca-describe-images

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