# Functions
Execute is the main entry point of the cluster command.
# Constants
RepoExportPath defines the filesystem root path of the exported repository data collections.
RepoNamespace is the iRODS namespace in which organisation units of the repository are located.
RepoRootPath defines the filesystem root path of the repository data collections.
# Structs
CollExport maintains a data structure for operating on a repository collection to be exported.
Umap is the data structure maps repo username to local username.