func CompressName(originalName string, targetLength int, namePostFix string) (name string)
CompressName compresses name to targetLength with specified postfix targetLength < 7 or targetLength-7-len(namePostFix) < 0 are not allowed
func IPToCidr(ip string) string
IPToCidr converts from an ip to a full mask cidr
func LookupIP(host string) ([]net.IP, error)
func ResolveCidr(name string) ([]v1alpha1.CidrAndPort, error)
ResolveCidr converts cidr/ip/domain into cidr
func ResolveCidrs(names []string) ([]v1alpha1.CidrAndPort, error)
ResolveCidrs converts multiple cidrs/ips/domains into cidr