Comment 1 for bug 2025168

Looks like incorrect external ceph keyrings variable.
How did you define eph_cinder_keyring variable?
External ceph keyrings variable in globals.yml file has been modified.
https://opendev.org/openstack/kolla-ansible/commit/fdf2385f14850cdd580afb5762b6fb29ab246992
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# External Ceph keyrings
ceph_cinder_keyring: "ceph.client.cinder.keyring" -> ceph_cinder_keyring: "client.{{ ceph_cinder_user }}.keyring"
ceph_cinder_backup_keyring: "ceph.client.cinder-backup.keyring" -> ceph_cinder_backup_keyring: "client.{{ ceph_cinder_backup_user }}.keyring"
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