We have completed the configuration required from the Ceph side. In this recipe, we will configure the OpenStack glance to use Ceph as a storage backend.
This recipe talks about configuring the glance component of OpenStack to store virtual machine images on Ceph RBD:
Log in to
os-node1
, which is our glance node, and edit/etc/glance/glance-api.conf
for the following changes:Under the
[DEFAULT]
section, make sure that the following lines are present:default_store=rbd show_image_direct_url=True
Execute the following command to verify entries:
# cat /etc/glance/glance-api.conf | egrep -i "default_store|image_direct"
Under the
[glance_store]
section, make sure that the following lines are present under RBD Store Options:stores = rbd rbd_store_ceph_conf=/etc/ceph/ceph.conf rbd_store_user=glance rbd_store_pool=images rbd_store_chunk_size=8
Execute the following command to verify the previous entries:
# cat /etc/glance/glance-api.conf | egrep -v "#...