pkg/util

pkg/util/cert/csr.go

@@ -26,6 +26,7 @@ import (
 	"net"
 
 	"k8s.io/kubernetes/pkg/apis/certificates"
+	"k8s.io/kubernetes/pkg/apis/certificates/v1alpha1"
 )
 
 // ParseCSR extracts the CSR from the API object and decodes it.
@@ -43,6 +44,21 @@ func ParseCSR(obj *certificates.CertificateSigningRequest) (*x509.CertificateReq
 	return csr, nil
 }
 
+// ParseCSR extracts the CSR from the API object and decodes it.
+func ParseCSRV1alpha1(obj *v1alpha1.CertificateSigningRequest) (*x509.CertificateRequest, error) {
+	// extract PEM from request object
+	pemBytes := obj.Spec.Request
+	block, _ := pem.Decode(pemBytes)
+	if block == nil || block.Type != "CERTIFICATE REQUEST" {
+		return nil, errors.New("PEM block type must be CERTIFICATE REQUEST")
+	}
+	csr, err := x509.ParseCertificateRequest(block.Bytes)
+	if err != nil {
+		return nil, err
+	}
+	return csr, nil
+}
+
 // MakeCSR generates a PEM-encoded CSR using the supplied private key, subject, and SANs.
 // All key types that are implemented via crypto.Signer are supported (This includes *rsa.PrivateKey and *ecdsa.PrivateKey.)
 func MakeCSR(privateKey interface{}, subject *pkix.Name, dnsSANs []string, ipSANs []net.IP) (csr []byte, err error) {

pkg/util/io/io.go

@@ -22,12 +22,13 @@ import (
 	"os"
 
 	"k8s.io/kubernetes/pkg/api"
+	"k8s.io/kubernetes/pkg/api/v1"
 	"k8s.io/kubernetes/pkg/apimachinery/registered"
 	"k8s.io/kubernetes/pkg/runtime"
 )
 
 // LoadPodFromFile will read, decode, and return a Pod from a file.
-func LoadPodFromFile(filePath string) (*api.Pod, error) {
+func LoadPodFromFile(filePath string) (*v1.Pod, error) {
 	if filePath == "" {
 		return nil, fmt.Errorf("file path not specified")
 	}
@@ -38,9 +39,9 @@ func LoadPodFromFile(filePath string) (*api.Pod, error) {
 	if len(podDef) == 0 {
 		return nil, fmt.Errorf("file was empty: %s", filePath)
 	}
-	pod := &api.Pod{}
+	pod := &v1.Pod{}
 
-	codec := api.Codecs.LegacyCodec(registered.GroupOrDie(api.GroupName).GroupVersion)
+	codec := api.Codecs.LegacyCodec(registered.GroupOrDie(v1.GroupName).GroupVersion)
 	if err := runtime.DecodeInto(codec, podDef, pod); err != nil {
 		return nil, fmt.Errorf("failed decoding file: %v", err)
 	}
@@ -48,11 +49,11 @@ func LoadPodFromFile(filePath string) (*api.Pod, error) {
 }
 
 // SavePodToFile will encode and save a pod to a given path & permissions
-func SavePodToFile(pod *api.Pod, filePath string, perm os.FileMode) error {
+func SavePodToFile(pod *v1.Pod, filePath string, perm os.FileMode) error {
 	if filePath == "" {
 		return fmt.Errorf("file path not specified")
 	}
-	codec := api.Codecs.LegacyCodec(registered.GroupOrDie(api.GroupName).GroupVersion)
+	codec := api.Codecs.LegacyCodec(registered.GroupOrDie(v1.GroupName).GroupVersion)
 	data, err := runtime.Encode(codec, pod)
 	if err != nil {
 		return fmt.Errorf("failed encoding pod: %v", err)

pkg/util/node/node.go

@@ -27,7 +27,8 @@ import (
 	"github.com/golang/glog"
 	"k8s.io/kubernetes/pkg/api"
 	"k8s.io/kubernetes/pkg/api/unversioned"
-	clientset "k8s.io/kubernetes/pkg/client/clientset_generated/internalclientset"
+	"k8s.io/kubernetes/pkg/api/v1"
+	clientset "k8s.io/kubernetes/pkg/client/clientset_generated/release_1_5"
 	"k8s.io/kubernetes/pkg/types"
 )
 
@@ -52,7 +53,7 @@ func GetHostname(hostnameOverride string) string {
 
 // GetPreferredNodeAddress returns the address of the provided node, using the provided preference order.
 // If none of the preferred address types are found, an error is returned.
-func GetPreferredNodeAddress(node *api.Node, preferredAddressTypes []api.NodeAddressType) (string, error) {
+func GetPreferredNodeAddress(node *v1.Node, preferredAddressTypes []v1.NodeAddressType) (string, error) {
 	for _, addressType := range preferredAddressTypes {
 		for _, address := range node.Status.Addresses {
 			if address.Type == addressType {
@@ -60,7 +61,7 @@ func GetPreferredNodeAddress(node *api.Node, preferredAddressTypes []api.NodeAdd
 			}
 		}
 		// If hostname was requested and no Hostname address was registered...
-		if addressType == api.NodeHostName {
+		if addressType == v1.NodeHostName {
 			// ...fall back to the kubernetes.io/hostname label for compatibility with kubelets before 1.5
 			if hostname, ok := node.Labels[unversioned.LabelHostname]; ok && len(hostname) > 0 {
 				return hostname, nil
@@ -74,7 +75,29 @@ func GetPreferredNodeAddress(node *api.Node, preferredAddressTypes []api.NodeAdd
 // 1. NodeInternalIP
 // 2. NodeExternalIP
 // 3. NodeLegacyHostIP
-func GetNodeHostIP(node *api.Node) (net.IP, error) {
+func GetNodeHostIP(node *v1.Node) (net.IP, error) {
+	addresses := node.Status.Addresses
+	addressMap := make(map[v1.NodeAddressType][]v1.NodeAddress)
+	for i := range addresses {
+		addressMap[addresses[i].Type] = append(addressMap[addresses[i].Type], addresses[i])
+	}
+	if addresses, ok := addressMap[v1.NodeInternalIP]; ok {
+		return net.ParseIP(addresses[0].Address), nil
+	}
+	if addresses, ok := addressMap[v1.NodeExternalIP]; ok {
+		return net.ParseIP(addresses[0].Address), nil
+	}
+	if addresses, ok := addressMap[v1.NodeLegacyHostIP]; ok {
+		return net.ParseIP(addresses[0].Address), nil
+	}
+	return nil, fmt.Errorf("host IP unknown; known addresses: %v", addresses)
+}
+
+// InternalGetNodeHostIP returns the provided node's IP, based on the priority:
+// 1. NodeInternalIP
+// 2. NodeExternalIP
+// 3. NodeLegacyHostIP
+func InternalGetNodeHostIP(node *api.Node) (net.IP, error) {
 	addresses := node.Status.Addresses
 	addressMap := make(map[api.NodeAddressType][]api.NodeAddress)
 	for i := range addresses {
@@ -94,7 +117,7 @@ func GetNodeHostIP(node *api.Node) (net.IP, error) {
 
 // Helper function that builds a string identifier that is unique per failure-zone
 // Returns empty-string for no zone
-func GetZoneKey(node *api.Node) string {
+func GetZoneKey(node *v1.Node) string {
 	labels := node.Labels
 	if labels == nil {
 		return ""
@@ -114,9 +137,9 @@ func GetZoneKey(node *api.Node) string {
 }
 
 // SetNodeCondition updates specific node condition with patch operation.
-func SetNodeCondition(c clientset.Interface, node types.NodeName, condition api.NodeCondition) error {
-	generatePatch := func(condition api.NodeCondition) ([]byte, error) {
-		raw, err := json.Marshal(&[]api.NodeCondition{condition})
+func SetNodeCondition(c clientset.Interface, node types.NodeName, condition v1.NodeCondition) error {
+	generatePatch := func(condition v1.NodeCondition) ([]byte, error) {
+		raw, err := json.Marshal(&[]v1.NodeCondition{condition})
 		if err != nil {
 			return nil, err
 		}

pkg/util/node/node_test.go

@@ -19,15 +19,15 @@ package node
 import (
 	"testing"
 
-	"k8s.io/kubernetes/pkg/api"
 	"k8s.io/kubernetes/pkg/api/unversioned"
+	"k8s.io/kubernetes/pkg/api/v1"
 )
 
 func TestGetPreferredAddress(t *testing.T) {
 	testcases := map[string]struct {
 		Labels      map[string]string
-		Addresses   []api.NodeAddress
-		Preferences []api.NodeAddressType
+		Addresses   []v1.NodeAddress
+		Preferences []v1.NodeAddressType
 
 		ExpectErr     string
 		ExpectAddress string
@@ -36,44 +36,44 @@ func TestGetPreferredAddress(t *testing.T) {
 			ExpectErr: "no preferred addresses found; known addresses: []",
 		},
 		"missing address": {
-			Addresses: []api.NodeAddress{
-				{Type: api.NodeInternalIP, Address: "1.2.3.4"},
+			Addresses: []v1.NodeAddress{
+				{Type: v1.NodeInternalIP, Address: "1.2.3.4"},
 			},
-			Preferences: []api.NodeAddressType{api.NodeHostName},
+			Preferences: []v1.NodeAddressType{v1.NodeHostName},
 			ExpectErr:   "no preferred addresses found; known addresses: [{InternalIP 1.2.3.4}]",
 		},
 		"found address": {
-			Addresses: []api.NodeAddress{
-				{Type: api.NodeInternalIP, Address: "1.2.3.4"},
-				{Type: api.NodeExternalIP, Address: "1.2.3.5"},
-				{Type: api.NodeExternalIP, Address: "1.2.3.7"},
+			Addresses: []v1.NodeAddress{
+				{Type: v1.NodeInternalIP, Address: "1.2.3.4"},
+				{Type: v1.NodeExternalIP, Address: "1.2.3.5"},
+				{Type: v1.NodeExternalIP, Address: "1.2.3.7"},
 			},
-			Preferences:   []api.NodeAddressType{api.NodeHostName, api.NodeExternalIP},
+			Preferences:   []v1.NodeAddressType{v1.NodeHostName, v1.NodeExternalIP},
 			ExpectAddress: "1.2.3.5",
 		},
 		"found hostname address": {
 			Labels: map[string]string{unversioned.LabelHostname: "label-hostname"},
-			Addresses: []api.NodeAddress{
-				{Type: api.NodeExternalIP, Address: "1.2.3.5"},
-				{Type: api.NodeHostName, Address: "status-hostname"},
+			Addresses: []v1.NodeAddress{
+				{Type: v1.NodeExternalIP, Address: "1.2.3.5"},
+				{Type: v1.NodeHostName, Address: "status-hostname"},
 			},
-			Preferences:   []api.NodeAddressType{api.NodeHostName, api.NodeExternalIP},
+			Preferences:   []v1.NodeAddressType{v1.NodeHostName, v1.NodeExternalIP},
 			ExpectAddress: "status-hostname",
 		},
 		"found label address": {
 			Labels: map[string]string{unversioned.LabelHostname: "label-hostname"},
-			Addresses: []api.NodeAddress{
-				{Type: api.NodeExternalIP, Address: "1.2.3.5"},
+			Addresses: []v1.NodeAddress{
+				{Type: v1.NodeExternalIP, Address: "1.2.3.5"},
 			},
-			Preferences:   []api.NodeAddressType{api.NodeHostName, api.NodeExternalIP},
+			Preferences:   []v1.NodeAddressType{v1.NodeHostName, v1.NodeExternalIP},
 			ExpectAddress: "label-hostname",
 		},
 	}
 
 	for k, tc := range testcases {
-		node := &api.Node{
-			ObjectMeta: api.ObjectMeta{Labels: tc.Labels},
-			Status:     api.NodeStatus{Addresses: tc.Addresses},
+		node := &v1.Node{
+			ObjectMeta: v1.ObjectMeta{Labels: tc.Labels},
+			Status:     v1.NodeStatus{Addresses: tc.Addresses},
 		}
 		address, err := GetPreferredNodeAddress(node, tc.Preferences)
 		errString := ""

pkg/util/pod/pod.go

@@ -25,13 +25,21 @@ import (
 
 	"k8s.io/kubernetes/pkg/api"
 	"k8s.io/kubernetes/pkg/api/errors"
-	unversionedcore "k8s.io/kubernetes/pkg/client/clientset_generated/internalclientset/typed/core/internalversion"
+	"k8s.io/kubernetes/pkg/api/v1"
+	v1core "k8s.io/kubernetes/pkg/client/clientset_generated/release_1_5/typed/core/v1"
 	errorsutil "k8s.io/kubernetes/pkg/util/errors"
 	hashutil "k8s.io/kubernetes/pkg/util/hash"
 	"k8s.io/kubernetes/pkg/util/wait"
 )
 
-func GetPodTemplateSpecHash(template api.PodTemplateSpec) uint32 {
+func GetPodTemplateSpecHash(template v1.PodTemplateSpec) uint32 {
+	podTemplateSpecHasher := adler32.New()
+	hashutil.DeepHashObject(podTemplateSpecHasher, template)
+	return podTemplateSpecHasher.Sum32()
+}
+
+// TODO: remove the duplicate
+func GetInternalPodTemplateSpecHash(template api.PodTemplateSpec) uint32 {
 	podTemplateSpecHasher := adler32.New()
 	hashutil.DeepHashObject(podTemplateSpecHasher, template)
 	return podTemplateSpecHasher.Sum32()
@@ -39,11 +47,11 @@ func GetPodTemplateSpecHash(template api.PodTemplateSpec) uint32 {
 
 // TODO: use client library instead when it starts to support update retries
 //       see https://github.com/kubernetes/kubernetes/issues/21479
-type updatePodFunc func(pod *api.Pod) error
+type updatePodFunc func(pod *v1.Pod) error
 
 // UpdatePodWithRetries updates a pod with given applyUpdate function. Note that pod not found error is ignored.
 // The returned bool value can be used to tell if the pod is actually updated.
-func UpdatePodWithRetries(podClient unversionedcore.PodInterface, pod *api.Pod, applyUpdate updatePodFunc) (*api.Pod, bool, error) {
+func UpdatePodWithRetries(podClient v1core.PodInterface, pod *v1.Pod, applyUpdate updatePodFunc) (*v1.Pod, bool, error) {
 	var err error
 	var podUpdated bool
 	oldPod := pod
@@ -89,8 +97,8 @@ func UpdatePodWithRetries(podClient unversionedcore.PodInterface, pod *api.Pod,
 }
 
 // Filter uses the input function f to filter the given pod list, and return the filtered pods
-func Filter(podList *api.PodList, f func(api.Pod) bool) []api.Pod {
-	pods := make([]api.Pod, 0)
+func Filter(podList *v1.PodList, f func(v1.Pod) bool) []v1.Pod {
+	pods := make([]v1.Pod, 0)
 	for _, p := range podList.Items {
 		if f(p) {
 			pods = append(pods, p)

pkg/util/replicaset/replicaset.go

@@ -21,11 +21,11 @@ import (
 	"time"
 
 	"github.com/golang/glog"
-	"k8s.io/kubernetes/pkg/api"
 	"k8s.io/kubernetes/pkg/api/errors"
 	"k8s.io/kubernetes/pkg/api/unversioned"
-	"k8s.io/kubernetes/pkg/apis/extensions"
-	unversionedextensions "k8s.io/kubernetes/pkg/client/clientset_generated/internalclientset/typed/extensions/internalversion"
+	"k8s.io/kubernetes/pkg/api/v1"
+	extensions "k8s.io/kubernetes/pkg/apis/extensions/v1beta1"
+	unversionedextensions "k8s.io/kubernetes/pkg/client/clientset_generated/release_1_5/typed/extensions/v1beta1"
 	"k8s.io/kubernetes/pkg/labels"
 	errorsutil "k8s.io/kubernetes/pkg/util/errors"
 	labelsutil "k8s.io/kubernetes/pkg/util/labels"
@@ -88,14 +88,14 @@ func UpdateRSWithRetries(rsClient unversionedextensions.ReplicaSetInterface, rs
 func GetPodTemplateSpecHash(rs *extensions.ReplicaSet) string {
 	meta := rs.Spec.Template.ObjectMeta
 	meta.Labels = labelsutil.CloneAndRemoveLabel(meta.Labels, extensions.DefaultDeploymentUniqueLabelKey)
-	return fmt.Sprintf("%d", podutil.GetPodTemplateSpecHash(api.PodTemplateSpec{
+	return fmt.Sprintf("%d", podutil.GetPodTemplateSpecHash(v1.PodTemplateSpec{
 		ObjectMeta: meta,
 		Spec:       rs.Spec.Template.Spec,
 	}))
 }
 
 // MatchingPodsFunc returns a filter function for pods with matching labels
-func MatchingPodsFunc(rs *extensions.ReplicaSet) (func(api.Pod) bool, error) {
+func MatchingPodsFunc(rs *extensions.ReplicaSet) (func(v1.Pod) bool, error) {
 	if rs == nil {
 		return nil, nil
 	}
@@ -103,7 +103,7 @@ func MatchingPodsFunc(rs *extensions.ReplicaSet) (func(api.Pod) bool, error) {
 	if err != nil {
 		return nil, fmt.Errorf("invalid label selector: %v", err)
 	}
-	return func(pod api.Pod) bool {
+	return func(pod v1.Pod) bool {
 		podLabelsSelector := labels.Set(pod.ObjectMeta.Labels)
 		return selector.Matches(podLabelsSelector)
 	}, nil

pkg/util/system/system_utils.go

@@ -18,12 +18,10 @@ package system
 
 import (
 	"regexp"
-
-	"k8s.io/kubernetes/pkg/api"
 )
 
 // TODO: find a better way of figuring out if given node is a registered master.
-func IsMasterNode(node *api.Node) bool {
+func IsMasterNode(nodeName string) bool {
 	r := regexp.MustCompile("master(-...)?$")
-	return r.MatchString(node.Name)
+	return r.MatchString(nodeName)
 }

pkg/util/system/system_utils_test.go

@@ -19,7 +19,7 @@ package system
 import (
 	"testing"
 
-	"k8s.io/kubernetes/pkg/api"
+	"k8s.io/kubernetes/pkg/api/v1"
 )
 
 func TestIsMasterNode(t *testing.T) {
@@ -37,8 +37,8 @@ func TestIsMasterNode(t *testing.T) {
 	}
 
 	for _, tc := range testCases {
-		node := api.Node{ObjectMeta: api.ObjectMeta{Name: tc.input}}
-		res := IsMasterNode(&node)
+		node := v1.Node{ObjectMeta: v1.ObjectMeta{Name: tc.input}}
+		res := IsMasterNode(node.Name)
 		if res != tc.result {
 			t.Errorf("case \"%s\": expected %t, got %t", tc.input, tc.result, res)
 		}