[openstack-dev] [glance] Should image size/checksum be immutable for active images?

Clint Byrum clint at fewbar.com
Wed Aug 7 17:20:11 UTC 2013

Excerpts from stuart.mclaren's message of 2013-08-07 02:13:15 -0700:
> Typically its the not-very-interesting case of changing
> the size from 0 to the real size after the data has uploaded.
> That happens before the image state transitions to 'active'.

Shouldn't the size be NULL, not 0, since it is unknown?

If that is the case, seems like you should be able to reliably allow a
transition from NULL to a value, but not from a value to anything else.

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