Function MakeDirEmpty

testutil/bulk.go:131–140

(dir []string)

}

func MakeDirEmpty(dir []string) error {
	for _, d := range dir {
		_ = os.RemoveAll(d)
		err := os.MkdirAll(d, 0755)
		if err != nil {
			return err
		}
	}
	return nil
}

func freePort(port int) int {
	// Linux reuses ports in FIFO order. So a port that we listen on and then