exec

type Command interface {
	// Run is like Output, but without the stdout
	Run() error

	// Output executes the command, and returns the stdout
	Output() ([]byte, error)

	// SetDir sets the command's working directory
	SetDir(dir string)

	// SetEnv sets the environment variables for the command's execution environment
	SetEnv(env map[string]string)

	SetStdin(in io.Reader)
	SetStdout(out io.Writer)
	SetStderr(out io.Writer)
}

type Commander interface {
	// Command returns a Cmd instance which can be used to run a single command.
	Command(logger logr.Logger, executable string, args ...string) Command

	// CommandContext returns a Cmd instance which can be used to run a single command.
	//
	// The provided context is used to kill the process if the context becomes done
	// before the command completes on its own. For example, a timeout can be set in
	// the context.
	CommandContext(ctx context.Context, logger logr.Logger, executable string, args ...string) Command
}