ExecPlugin executes a found plugin.

FilterNodes takes a string filter to return a filtered list of nodes.

FindPlugin tries to find the plugin executable on the filesystem.

GetFreePort tries to fetch an open port from the OS-Kernel.

HandlePlugin takes care of finding and executing a plugin based on the longest prefix.

ParseAPIPort parses/validates a string to create an exposeAPI struct from it.

SplitFiltersFromFlag separates a flag's value from the node filter, if there is one.

SplitKV splits an '='-delimited string into a key-value-pair (if any).

ValidArgsAvailableClusters is used for shell completion: proposes the list of existing clusters.

ValidArgsAvailableNodes is used for shell completion: proposes the list of existing nodes.

ValidArgsNodeRoles is used for shell completion: proposes the list of possible node roles.

ValidatePortMap validates a port mapping.

ValidateVolumeMount checks, if the source of volume mounts exists and if the destination is an absolute path - SRC: source directory/file -> tests: must exist - DEST: source directory/file -> tests: must be absolute path.