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ExecPlugin executes a found plugin.

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.

ParsePortExposureSpec parses/validates a string to create an exposePort struct from it.

PrintNodes prints a list of nodes, either as a table or as a JSON/YAML listing.

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).

StandardIOStreams returns an IOStreams from os.Stdin, os.Stdout.

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

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

ValidArgsAvailableRegistries is used for shell completions: proposes the list of existing registries.

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

ValidatePortMap validates a port mapping.

validateRuntimeLabelKey validates a given label key is not reserved for internal k3d usage.

ValidateRuntimeUlimitKey validates a given ulimit key is valid.

IOStreams provides the standard names for iostreams.