Configuring Glance for Ceph backend

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.

How to do it…

This recipe talks about configuring the glance component of OpenStack to store virtual machine images on Ceph RBD:

  1. Log in to os-node1, which is our glance node, and edit /etc/glance/glance-api.conf for the following changes:
    1. Under the [DEFAULT] section, make sure that the following lines are present:
      default_store=rbd
show_image_direct_url=True
    2. Execute the following command to verify entries:
      # cat /etc/glance/glance-api.conf | egrep -i "default_store|image_direct"
    3. Under the [glance_store] section, make sure that the following lines are present under ...

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