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moby--moby/pkg/nat/nat_test.go

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package nat
import (
"testing"
)
func TestParsePort(t *testing.T) {
var (
p int
err error
)
p, err = ParsePort("1234")
if err != nil || p != 1234 {
t.Fatal("Parsing '1234' did not succeed")
}
// FIXME currently this is a valid port. I don't think it should be.
// I'm leaving this test commented out until we make a decision.
// - erikh
/*
p, err = ParsePort("0123")
if err != nil {
t.Fatal("Successfully parsed port '0123' to '123'")
}
*/
p, err = ParsePort("asdf")
if err == nil || p != 0 {
t.Fatal("Parsing port 'asdf' succeeded")
}
p, err = ParsePort("1asdf")
if err == nil || p != 0 {
t.Fatal("Parsing port '1asdf' succeeded")
}
}
func TestPort(t *testing.T) {
p, err := NewPort("tcp", "1234")
if err != nil {
t.Fatalf("tcp, 1234 had a parsing issue: %v", err)
}
if string(p) != "1234/tcp" {
t.Fatal("tcp, 1234 did not result in the string 1234/tcp")
}
if p.Proto() != "tcp" {
t.Fatal("protocol was not tcp")
}
if p.Port() != "1234" {
t.Fatal("port string value was not 1234")
}
if p.Int() != 1234 {
t.Fatal("port int value was not 1234")
}
p, err = NewPort("tcp", "asd1234")
if err == nil {
t.Fatal("tcp, asd1234 was supposed to fail")
}
}
func TestSplitProtoPort(t *testing.T) {
var (
proto string
port string
)
proto, port = SplitProtoPort("1234/tcp")
if proto != "tcp" || port != "1234" {
t.Fatal("Could not split 1234/tcp properly")
}
proto, port = SplitProtoPort("")
if proto != "" || port != "" {
t.Fatal("parsing an empty string yielded surprising results", proto, port)
}
proto, port = SplitProtoPort("1234")
if proto != "tcp" || port != "1234" {
t.Fatal("tcp is not the default protocol for portspec '1234'", proto, port)
}
proto, port = SplitProtoPort("1234/")
if proto != "tcp" || port != "1234" {
t.Fatal("parsing '1234/' yielded:" + port + "/" + proto)
}
proto, port = SplitProtoPort("/tcp")
if proto != "" || port != "" {
t.Fatal("parsing '/tcp' yielded:" + port + "/" + proto)
}
}
func TestParsePortSpecs(t *testing.T) {
var (
portMap map[Port]struct{}
bindingMap map[Port][]PortBinding
err error
)
portMap, bindingMap, err = ParsePortSpecs([]string{"1234/tcp", "2345/udp"})
if err != nil {
t.Fatalf("Error while processing ParsePortSpecs: %s", err)
}
if _, ok := portMap[Port("1234/tcp")]; !ok {
t.Fatal("1234/tcp was not parsed properly")
}
if _, ok := portMap[Port("2345/udp")]; !ok {
t.Fatal("2345/udp was not parsed properly")
}
for portspec, bindings := range bindingMap {
if len(bindings) != 1 {
t.Fatalf("%s should have exactly one binding", portspec)
}
if bindings[0].HostIP != "" {
t.Fatalf("HostIP should not be set for %s", portspec)
}
if bindings[0].HostPort != "" {
t.Fatalf("HostPort should not be set for %s", portspec)
}
}
portMap, bindingMap, err = ParsePortSpecs([]string{"1234:1234/tcp", "2345:2345/udp"})
if err != nil {
t.Fatalf("Error while processing ParsePortSpecs: %s", err)
}
if _, ok := portMap[Port("1234/tcp")]; !ok {
t.Fatal("1234/tcp was not parsed properly")
}
if _, ok := portMap[Port("2345/udp")]; !ok {
t.Fatal("2345/udp was not parsed properly")
}
for portspec, bindings := range bindingMap {
_, port := SplitProtoPort(string(portspec))
if len(bindings) != 1 {
t.Fatalf("%s should have exactly one binding", portspec)
}
if bindings[0].HostIP != "" {
t.Fatalf("HostIP should not be set for %s", portspec)
}
if bindings[0].HostPort != port {
t.Fatalf("HostPort should be %s for %s", port, portspec)
}
}
portMap, bindingMap, err = ParsePortSpecs([]string{"0.0.0.0:1234:1234/tcp", "0.0.0.0:2345:2345/udp"})
if err != nil {
t.Fatalf("Error while processing ParsePortSpecs: %s", err)
}
if _, ok := portMap[Port("1234/tcp")]; !ok {
t.Fatal("1234/tcp was not parsed properly")
}
if _, ok := portMap[Port("2345/udp")]; !ok {
t.Fatal("2345/udp was not parsed properly")
}
for portspec, bindings := range bindingMap {
_, port := SplitProtoPort(string(portspec))
if len(bindings) != 1 {
t.Fatalf("%s should have exactly one binding", portspec)
}
if bindings[0].HostIP != "0.0.0.0" {
t.Fatalf("HostIP is not 0.0.0.0 for %s", portspec)
}
if bindings[0].HostPort != port {
t.Fatalf("HostPort should be %s for %s", port, portspec)
}
}
_, _, err = ParsePortSpecs([]string{"localhost:1234:1234/tcp"})
if err == nil {
t.Fatal("Received no error while trying to parse a hostname instead of ip")
}
}
func TestParsePortSpecsWithRange(t *testing.T) {
var (
portMap map[Port]struct{}
bindingMap map[Port][]PortBinding
err error
)
portMap, bindingMap, err = ParsePortSpecs([]string{"1234-1236/tcp", "2345-2347/udp"})
if err != nil {
t.Fatalf("Error while processing ParsePortSpecs: %s", err)
}
if _, ok := portMap[Port("1235/tcp")]; !ok {
t.Fatal("1234/tcp was not parsed properly")
}
if _, ok := portMap[Port("2346/udp")]; !ok {
t.Fatal("2345/udp was not parsed properly")
}
for portspec, bindings := range bindingMap {
if len(bindings) != 1 {
t.Fatalf("%s should have exactly one binding", portspec)
}
if bindings[0].HostIP != "" {
t.Fatalf("HostIP should not be set for %s", portspec)
}
if bindings[0].HostPort != "" {
t.Fatalf("HostPort should not be set for %s", portspec)
}
}
portMap, bindingMap, err = ParsePortSpecs([]string{"1234-1236:1234-1236/tcp", "2345-2347:2345-2347/udp"})
if err != nil {
t.Fatalf("Error while processing ParsePortSpecs: %s", err)
}
if _, ok := portMap[Port("1235/tcp")]; !ok {
t.Fatal("1234/tcp was not parsed properly")
}
if _, ok := portMap[Port("2346/udp")]; !ok {
t.Fatal("2345/udp was not parsed properly")
}
for portspec, bindings := range bindingMap {
_, port := SplitProtoPort(string(portspec))
if len(bindings) != 1 {
t.Fatalf("%s should have exactly one binding", portspec)
}
if bindings[0].HostIP != "" {
t.Fatalf("HostIP should not be set for %s", portspec)
}
if bindings[0].HostPort != port {
t.Fatalf("HostPort should be %s for %s", port, portspec)
}
}
portMap, bindingMap, err = ParsePortSpecs([]string{"0.0.0.0:1234-1236:1234-1236/tcp", "0.0.0.0:2345-2347:2345-2347/udp"})
if err != nil {
t.Fatalf("Error while processing ParsePortSpecs: %s", err)
}
if _, ok := portMap[Port("1235/tcp")]; !ok {
t.Fatal("1234/tcp was not parsed properly")
}
if _, ok := portMap[Port("2346/udp")]; !ok {
t.Fatal("2345/udp was not parsed properly")
}
for portspec, bindings := range bindingMap {
_, port := SplitProtoPort(string(portspec))
if len(bindings) != 1 || bindings[0].HostIP != "0.0.0.0" || bindings[0].HostPort != port {
t.Fatalf("Expect single binding to port %s but found %s", port, bindings)
}
}
_, _, err = ParsePortSpecs([]string{"localhost:1234-1236:1234-1236/tcp"})
if err == nil {
t.Fatal("Received no error while trying to parse a hostname instead of ip")
}
}
func TestParseNetworkOptsPrivateOnly(t *testing.T) {
ports, bindings, err := ParsePortSpecs([]string{"192.168.1.100::80"})
if err != nil {
t.Fatal(err)
}
if len(ports) != 1 {
t.Logf("Expected 1 got %d", len(ports))
t.FailNow()
}
if len(bindings) != 1 {
t.Logf("Expected 1 got %d", len(bindings))
t.FailNow()
}
for k := range ports {
if k.Proto() != "tcp" {
t.Logf("Expected tcp got %s", k.Proto())
t.Fail()
}
if k.Port() != "80" {
t.Logf("Expected 80 got %s", k.Port())
t.Fail()
}
b, exists := bindings[k]
if !exists {
t.Log("Binding does not exist")
t.FailNow()
}
if len(b) != 1 {
t.Logf("Expected 1 got %d", len(b))
t.FailNow()
}
s := b[0]
if s.HostPort != "" {
t.Logf("Expected \"\" got %s", s.HostPort)
t.Fail()
}
if s.HostIP != "192.168.1.100" {
t.Fail()
}
}
}
func TestParseNetworkOptsPublic(t *testing.T) {
ports, bindings, err := ParsePortSpecs([]string{"192.168.1.100:8080:80"})
if err != nil {
t.Fatal(err)
}
if len(ports) != 1 {
t.Logf("Expected 1 got %d", len(ports))
t.FailNow()
}
if len(bindings) != 1 {
t.Logf("Expected 1 got %d", len(bindings))
t.FailNow()
}
for k := range ports {
if k.Proto() != "tcp" {
t.Logf("Expected tcp got %s", k.Proto())
t.Fail()
}
if k.Port() != "80" {
t.Logf("Expected 80 got %s", k.Port())
t.Fail()
}
b, exists := bindings[k]
if !exists {
t.Log("Binding does not exist")
t.FailNow()
}
if len(b) != 1 {
t.Logf("Expected 1 got %d", len(b))
t.FailNow()
}
s := b[0]
if s.HostPort != "8080" {
t.Logf("Expected 8080 got %s", s.HostPort)
t.Fail()
}
if s.HostIP != "192.168.1.100" {
t.Fail()
}
}
}
func TestParseNetworkOptsPublicNoPort(t *testing.T) {
ports, bindings, err := ParsePortSpecs([]string{"192.168.1.100"})
if err == nil {
t.Logf("Expected error Invalid containerPort")
t.Fail()
}
if ports != nil {
t.Logf("Expected nil got %s", ports)
t.Fail()
}
if bindings != nil {
t.Logf("Expected nil got %s", bindings)
t.Fail()
}
}
func TestParseNetworkOptsNegativePorts(t *testing.T) {
ports, bindings, err := ParsePortSpecs([]string{"192.168.1.100:-1:-1"})
if err == nil {
t.Fail()
}
if len(ports) != 0 {
t.Logf("Expected nil got %d", len(ports))
t.Fail()
}
if len(bindings) != 0 {
t.Logf("Expected 0 got %d", len(bindings))
t.Fail()
}
}
func TestParseNetworkOptsUdp(t *testing.T) {
ports, bindings, err := ParsePortSpecs([]string{"192.168.1.100::6000/udp"})
if err != nil {
t.Fatal(err)
}
if len(ports) != 1 {
t.Logf("Expected 1 got %d", len(ports))
t.FailNow()
}
if len(bindings) != 1 {
t.Logf("Expected 1 got %d", len(bindings))
t.FailNow()
}
for k := range ports {
if k.Proto() != "udp" {
t.Logf("Expected udp got %s", k.Proto())
t.Fail()
}
if k.Port() != "6000" {
t.Logf("Expected 6000 got %s", k.Port())
t.Fail()
}
b, exists := bindings[k]
if !exists {
t.Log("Binding does not exist")
t.FailNow()
}
if len(b) != 1 {
t.Logf("Expected 1 got %d", len(b))
t.FailNow()
}
s := b[0]
if s.HostPort != "" {
t.Logf("Expected \"\" got %s", s.HostPort)
t.Fail()
}
if s.HostIP != "192.168.1.100" {
t.Fail()
}
}
}