CollectCluster collects cluster data against by Collector, and returns the collected data which is encapsulated in CollectResult struct.

CollectClusterData transforms the specs of Preflight to Collector, and sets the collectOpts, such as restConfig, Namespace, and ProgressChan.

CollectHost collects host data against by HostCollector, and returns the collected data which is encapsulated in CollectResult struct.

CollectHostData transforms the specs of hostPreflight to HostCollector, and sets the collectOpts.

ConcatHostPreflightSpec splices multiple HostPreflightSpec into one HostPreflight object.

ConcatPreflightSpec splices multiple PreflightSpec into one Preflight object.

ExtractHostPreflightSpec extracts spec of troubleshootv1beta2.HostPreflight from preflightv1beta2.HostPreflight.

LoadPreflightSpec loads content of preflightSpec and hostPreflightSpec against yamlFiles from args.

ShowTextResults shadows interactive mode, and exports results by customized format.