HDDS-2592 Add Datanode command to allow the datanode to persist its admin state#521

Merged

sodonnel merged 5 commits intoapache:HDDS-1880-Decomfrom

sodonnel:HDDS-2592-DN-state

Mar 31, 2020

Commits on Jan 13, 2020

Store operational state exiry in the NodeStatus object
S O'Donnell
committed

Commits on Jan 14, 2020

Added new datanode command to transfer any change in the operational state to the datanode via the existing command queue
S O'Donnell
committed
Used the HddsProto operational state everywhere and fixed some style issues
S O'Donnell
committed

Commits on Jan 15, 2020

Handle the SetNodeOperationalState command on the datanode and persist the values in the datanode yaml file (datanode.id) and ensure the parameters are sent with registration and the heartbeat
S O'Donnell
committed

Commits on Jan 17, 2020

Handle the persisted NodeStatus and expiry from the datanode on SCM during registration and heartbeat
S O'Donnell
committed