Associate a file in the MDR with a cluster, placing or installing it onto the cluster when it bootstraps.
Syntax
Associate file <file reference> with cluster <cluster reference> <spec>
Parameters
file reference
String. The name of the file which should be associated with the cluster.
cluster reference
String. The name of the cluster that will be receiving the file.
spec
JSON. a specification for the association, including where to download the file on the cluster and what action to take after the download is complete.