This allows operators quickly diagnose all containers across
all hosts by running kolla-ansible check. It returns a list
of containers that are missing, not running or in unhealthy
state for each OpenStack service.
Change-Id: I36119ccdeb264aa3de928ec2254d6ff4cc955bfb
Implements: blueprint check-containers
Co-Authored-By: Roman Krček <roman.krcek@tietoevry.com>
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