rookctl.sh

$ kubectl create --filename=https://raw.githubusercontent.com/rook/rook/master/cluster/examples/kubernetes/rook-tools.yaml
pod "rook-tools" created
$ kubectl -n rook exec -it rook-tools -- rookctl status
OVERALL STATUS: OK

USAGE:
TOTAL      USED       DATA      AVAILABLE
5.18 TiB   6.00 GiB   0 B       5.18 TiB

MONITORS:
NAME             ADDRESS                 IN QUORUM   STATUS
rook-ceph-mon0   100.66.63.114:6790/0    true        OK
rook-ceph-mon1   100.66.113.38:6790/0    true        OK
rook-ceph-mon2   100.68.185.191:6790/0   true        OK

MGRs:
NAME             STATUS
rook-ceph-mgr0   Active

OSDs:
TOTAL     UP        IN        FULL      NEAR FULL
3         3         3         false     false

PLACEMENT GROUPS (100 total):
STATE          COUNT
active+clean   100