Description of problem:
Deployment fails during ceph-ansible deployment. Only Controller/Compute roles are used in deployment to 5 nodes (3 control, 2 compute). All nodes have ceph osd docker service on them. The ceph-ansible deployment fails with:


The error was: error while evaluating conditional (hostvars[item]['ceph_osd_container_stat'].get('rc') == 0): 'dict object' has no attribute 'ceph_osd_container_stat'

Version-Release number of selected component (if applicable):
ceph-ansible-3.1.9-1.el7.noarch

How reproducible:
Seems to happen about 50% of the time.

Additional info:
The corresponding code that is failing is here:
https://github.com/ceph/ceph-ansible/blob/60bc1e38db0e797ad6553584927f86486ae09c19/roles/ceph-handler/handlers/main.yml#L109