Comment 2 for bug 1764200

Peter Steele
<email address hidden>

> On Jul 9, 2018, at 6:43 AM, Brian Rosmaita <email address hidden> wrote:
>
> Need confirmation on this one. If it's confirmed, we need to get it
> into the next release, which is 18 July, so would need to get this fix
> in a bit ahead of that -- namely, as soon as possible.
>
> ** Changed in: glance-store
> Status: Triaged => Incomplete
>
> ** No longer affects: glance
>
> ** Changed in: glance-store
> Milestone: None => 0.25.0
>
> --
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> https://bugs.launchpad.net/bugs/1764200
>
> Title:
> Glance Cinder backed images & multiple regions
>
> Status in glance_store:
> Incomplete
>
> Bug description:
> When using the cinder backed images as per
>
> https://docs.openstack.org/cinder/latest/admin/blockstorage-volume-
> backed-image.html
>
> We have multiple locations, glance configured as
>
> /etc/glance/glance-api.conf
>
> [glance_store]
> stores = swift, cinder
> default_store = swift
> -snip-
> cinder_store_auth_address = https://hostname:5000/v3
> cinder_os_region_name = Region
> cinder_store_user_name = glance
> cinder_store_password = Password
> cinder_store_project_name = cinder-images
> cinder_catalog_info = volume:cinder:internalURL
>
>
> cinder clones the volume correctly, then talks to glance to add the location of cinder://
>
> glance then talks to cinder to validate the volume id, however this
> step uses the wrong cinder endpoint and checks the other region.
>
> From /usr/lib/python2.7/site-packages/glance_store/_drivers/cinder.py
>
> It appears the region name is only used when not passing in the
> project/user/password.
>
> Passing the os_region_name to the cinderclient.Client call on line 351
> appears to fix this.
>
> ie
>
> c = cinderclient.Client(username,
> password,
> project,
> auth_url=url,
> region_name=glance_store.cinder_os_region_name,
> insecure=glance_store.cinder_api_insecure,
> retries=glance_store.cinder_http_retries,
> cacert=glance_store.cinder_ca_certificates_file)
>
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