Bumping k8s dependencies to 1.13

vendor/k8s.io/kubernetes/cmd/kube-apiserver/app/testing/testserver.go

@@ -21,6 +21,8 @@ import (
 	"io/ioutil"
 	"net"
 	"os"
+	"path"
+	"runtime"
 	"time"
 
 	pflag "github.com/spf13/pflag"
@@ -107,15 +109,25 @@ func StartTestServer(t Logger, instanceOptions *TestServerInstanceOptions, custo
 	fs := pflag.NewFlagSet("test", pflag.PanicOnError)
 
 	s := options.NewServerRunOptions()
-	s.AddFlags(fs)
+	for _, f := range s.Flags().FlagSets {
+		fs.AddFlagSet(f)
+	}
 
 	s.InsecureServing.BindPort = 0
 
-	s.SecureServing.Listener, s.SecureServing.BindPort, err = createListenerOnFreePort()
+	s.SecureServing.Listener, s.SecureServing.BindPort, err = createLocalhostListenerOnFreePort()
 	if err != nil {
 		return result, fmt.Errorf("failed to create listener: %v", err)
 	}
 	s.SecureServing.ServerCert.CertDirectory = result.TmpDir
+	s.SecureServing.ExternalAddress = s.SecureServing.Listener.Addr().(*net.TCPAddr).IP // use listener addr although it is a loopback device
+
+	_, thisFile, _, ok := runtime.Caller(0)
+	if !ok {
+		return result, fmt.Errorf("failed to get current file")
+	}
+	s.SecureServing.ServerCert.FixtureDirectory = path.Join(path.Dir(thisFile), "testdata")
+
 	s.ServiceClusterIPRange.IP = net.IPv4(10, 0, 0, 0)
 	s.ServiceClusterIPRange.Mask = net.CIDRMask(16, 32)
 	s.Etcd.StorageConfig = *storageConfig
@@ -132,7 +144,6 @@ func StartTestServer(t Logger, instanceOptions *TestServerInstanceOptions, custo
 	server, err := app.CreateServerChain(completedOptions, stopCh)
 	if err != nil {
 		return result, fmt.Errorf("failed to create server chain: %v", err)
-
 	}
 	go func(stopCh <-chan struct{}) {
 		if err := server.PrepareRun().Run(stopCh); err != nil {
@@ -178,8 +189,8 @@ func StartTestServerOrDie(t Logger, instanceOptions *TestServerInstanceOptions,
 	return nil
 }
 
-func createListenerOnFreePort() (net.Listener, int, error) {
-	ln, err := net.Listen("tcp", ":0")
+func createLocalhostListenerOnFreePort() (net.Listener, int, error) {
+	ln, err := net.Listen("tcp", "127.0.0.1:0")
 	if err != nil {
 		return nil, 0, err
 	}