Given there's no pacific packages available at
https://download.ceph.com, let's use shaman in order to test against
Ceph Pacific
Signed-off-by: Guillaume Abrioux <gabrioux@redhat.com>
Let's split this scenario with a dedicated tox ini file.
This is for testing in two ways:
1/ shrinking OSDs one by one
2/ shrinking multiple OSDs with a single call of the playbook
ceph-build related PR: ceph/ceph-build#1629
Signed-off-by: Guillaume Abrioux <gabrioux@redhat.com>