Update kubernetes/client-go to v7.0.0 (#1808)

This fix updates k8s' client-go to v7.0.0, which matches k8s 1.10.

Signed-off-by: Yong Tang <yong.tang.github@outlook.com>

vendor/k8s.io/client-go/rest/BUILD

@@ -16,8 +16,7 @@ go_test(
         "url_utils_test.go",
         "urlbackoff_test.go",
     ],
-    importpath = "k8s.io/client-go/rest",
-    library = ":go_default_library",
+    embed = [":go_default_library"],
     deps = [
         "//vendor/github.com/golang/glog:go_default_library",
         "//vendor/github.com/google/gofuzz:go_default_library",
@@ -55,7 +54,6 @@ go_library(
         "transport.go",
         "url_utils.go",
         "urlbackoff.go",
-        "versions.go",
         "zz_generated.deepcopy.go",
     ],
     importpath = "k8s.io/client-go/rest",
@@ -73,6 +71,7 @@ go_library(
         "//vendor/k8s.io/apimachinery/pkg/util/sets:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/watch:go_default_library",
         "//vendor/k8s.io/client-go/pkg/version:go_default_library",
+        "//vendor/k8s.io/client-go/plugin/pkg/client/auth/exec:go_default_library",
         "//vendor/k8s.io/client-go/rest/watch:go_default_library",
         "//vendor/k8s.io/client-go/tools/clientcmd/api:go_default_library",
         "//vendor/k8s.io/client-go/tools/metrics:go_default_library",

vendor/k8s.io/client-go/rest/client.go

@@ -222,9 +222,9 @@ func (c *RESTClient) Verb(verb string) *Request {
 	backoff := c.createBackoffMgr()
 
 	if c.Client == nil {
-		return NewRequest(nil, verb, c.base, c.versionedAPIPath, c.contentConfig, c.serializers, backoff, c.Throttle)
+		return NewRequest(nil, verb, c.base, c.versionedAPIPath, c.contentConfig, c.serializers, backoff, c.Throttle, 0)
 	}
-	return NewRequest(c.Client, verb, c.base, c.versionedAPIPath, c.contentConfig, c.serializers, backoff, c.Throttle)
+	return NewRequest(c.Client, verb, c.base, c.versionedAPIPath, c.contentConfig, c.serializers, backoff, c.Throttle, c.Client.Timeout)
 }
 
 // Post begins a POST request. Short for c.Verb("POST").

vendor/k8s.io/client-go/rest/client_test.go

@@ -302,7 +302,7 @@ func TestCreateBackoffManager(t *testing.T) {
 	backoff.UpdateBackoff(theUrl, nil, 500)
 	backoff = readExpBackoffConfig()
 	if backoff.CalculateBackoff(theUrl)/time.Second != 0 {
-		t.Errorf("Zero backoff duration, but backoff still occuring.")
+		t.Errorf("Zero backoff duration, but backoff still occurring.")
 	}
 
 	// No env -> No backoff.

vendor/k8s.io/client-go/rest/config.go

@@ -54,9 +54,6 @@ type Config struct {
 	Host string
 	// APIPath is a sub-path that points to an API root.
 	APIPath string
-	// Prefix is the sub path of the server. If not specified, the client will set
-	// a default value.  Use "/" to indicate the server root should be used
-	Prefix string
 
 	// ContentConfig contains settings that affect how objects are transformed when
 	// sent to the server.
@@ -71,10 +68,6 @@ type Config struct {
 	// TODO: demonstrate an OAuth2 compatible client.
 	BearerToken string
 
-	// CacheDir is the directory where we'll store HTTP cached responses.
-	// If set to empty string, no caching mechanism will be used.
-	CacheDir string
-
 	// Impersonate is the configuration that RESTClient will use for impersonation.
 	Impersonate ImpersonationConfig
 
@@ -84,6 +77,9 @@ type Config struct {
 	// Callback to persist config for AuthProvider.
 	AuthConfigPersister AuthProviderConfigPersister
 
+	// Exec-based authentication provider.
+	ExecProvider *clientcmdapi.ExecConfig
+
 	// TLSClientConfig contains settings to enable transport layer security
 	TLSClientConfig
 
@@ -405,7 +401,6 @@ func AnonymousClientConfig(config *Config) *Config {
 	return &Config{
 		Host:          config.Host,
 		APIPath:       config.APIPath,
-		Prefix:        config.Prefix,
 		ContentConfig: config.ContentConfig,
 		TLSClientConfig: TLSClientConfig{
 			Insecure:   config.Insecure,
@@ -429,12 +424,10 @@ func CopyConfig(config *Config) *Config {
 	return &Config{
 		Host:          config.Host,
 		APIPath:       config.APIPath,
-		Prefix:        config.Prefix,
 		ContentConfig: config.ContentConfig,
 		Username:      config.Username,
 		Password:      config.Password,
 		BearerToken:   config.BearerToken,
-		CacheDir:      config.CacheDir,
 		Impersonate: ImpersonationConfig{
 			Groups:   config.Impersonate.Groups,
 			Extra:    config.Impersonate.Extra,
@@ -442,6 +435,7 @@ func CopyConfig(config *Config) *Config {
 		},
 		AuthProvider:        config.AuthProvider,
 		AuthConfigPersister: config.AuthConfigPersister,
+		ExecProvider:        config.ExecProvider,
 		TLSClientConfig: TLSClientConfig{
 			Insecure:   config.TLSClientConfig.Insecure,
 			ServerName: config.TLSClientConfig.ServerName,

vendor/k8s.io/client-go/rest/config_test.go

@@ -267,9 +267,9 @@ func TestAnonymousConfig(t *testing.T) {
 		expected.BearerToken = ""
 		expected.Username = ""
 		expected.Password = ""
-		expected.CacheDir = ""
 		expected.AuthProvider = nil
 		expected.AuthConfigPersister = nil
+		expected.ExecProvider = nil
 		expected.TLSClientConfig.CertData = nil
 		expected.TLSClientConfig.CertFile = ""
 		expected.TLSClientConfig.KeyData = nil

vendor/k8s.io/client-go/rest/request.go

@@ -112,7 +112,7 @@ type Request struct {
 }
 
 // NewRequest creates a new request helper object for accessing runtime.Objects on a server.
-func NewRequest(client HTTPClient, verb string, baseURL *url.URL, versionedAPIPath string, content ContentConfig, serializers Serializers, backoff BackoffManager, throttle flowcontrol.RateLimiter) *Request {
+func NewRequest(client HTTPClient, verb string, baseURL *url.URL, versionedAPIPath string, content ContentConfig, serializers Serializers, backoff BackoffManager, throttle flowcontrol.RateLimiter, timeout time.Duration) *Request {
 	if backoff == nil {
 		glog.V(2).Infof("Not implementing request backoff strategy.")
 		backoff = &NoBackoff{}
@@ -131,6 +131,7 @@ func NewRequest(client HTTPClient, verb string, baseURL *url.URL, versionedAPIPa
 		serializers: serializers,
 		backoffMgr:  backoff,
 		throttle:    throttle,
+		timeout:     timeout,
 	}
 	switch {
 	case len(content.AcceptContentTypes) > 0:

vendor/k8s.io/client-go/rest/request_test.go

@@ -57,11 +57,11 @@ import (
 )
 
 func TestNewRequestSetsAccept(t *testing.T) {
-	r := NewRequest(nil, "get", &url.URL{Path: "/path/"}, "", ContentConfig{}, Serializers{}, nil, nil)
+	r := NewRequest(nil, "get", &url.URL{Path: "/path/"}, "", ContentConfig{}, Serializers{}, nil, nil, 0)
 	if r.headers.Get("Accept") != "" {
 		t.Errorf("unexpected headers: %#v", r.headers)
 	}
-	r = NewRequest(nil, "get", &url.URL{Path: "/path/"}, "", ContentConfig{ContentType: "application/other"}, Serializers{}, nil, nil)
+	r = NewRequest(nil, "get", &url.URL{Path: "/path/"}, "", ContentConfig{ContentType: "application/other"}, Serializers{}, nil, nil, 0)
 	if r.headers.Get("Accept") != "application/other, */*" {
 		t.Errorf("unexpected headers: %#v", r.headers)
 	}
@@ -86,7 +86,7 @@ func TestRequestSetsHeaders(t *testing.T) {
 	config := defaultContentConfig()
 	config.ContentType = "application/other"
 	serializers := defaultSerializers(t)
-	r := NewRequest(server, "get", &url.URL{Path: "/path"}, "", config, serializers, nil, nil)
+	r := NewRequest(server, "get", &url.URL{Path: "/path"}, "", config, serializers, nil, nil, 0)
 
 	// Check if all "issue" methods are setting headers.
 	_ = r.Do()
@@ -341,7 +341,7 @@ func TestResultIntoWithNoBodyReturnsErr(t *testing.T) {
 
 func TestURLTemplate(t *testing.T) {
 	uri, _ := url.Parse("http://localhost")
-	r := NewRequest(nil, "POST", uri, "", ContentConfig{GroupVersion: &schema.GroupVersion{Group: "test"}}, Serializers{}, nil, nil)
+	r := NewRequest(nil, "POST", uri, "", ContentConfig{GroupVersion: &schema.GroupVersion{Group: "test"}}, Serializers{}, nil, nil, 0)
 	r.Prefix("pre1").Resource("r1").Namespace("ns").Name("nm").Param("p0", "v0")
 	full := r.URL()
 	if full.String() != "http://localhost/pre1/namespaces/ns/r1/nm?p0=v0" {
@@ -403,7 +403,7 @@ func TestTransformResponse(t *testing.T) {
 		{Response: &http.Response{StatusCode: 200, Body: ioutil.NopCloser(bytes.NewReader(invalid))}, Data: invalid},
 	}
 	for i, test := range testCases {
-		r := NewRequest(nil, "", uri, "", defaultContentConfig(), defaultSerializers(t), nil, nil)
+		r := NewRequest(nil, "", uri, "", defaultContentConfig(), defaultSerializers(t), nil, nil, 0)
 		if test.Response.Body == nil {
 			test.Response.Body = ioutil.NopCloser(bytes.NewReader([]byte{}))
 		}
@@ -554,7 +554,7 @@ func TestTransformResponseNegotiate(t *testing.T) {
 		serializers.RenegotiatedDecoder = negotiator.invoke
 		contentConfig := defaultContentConfig()
 		contentConfig.ContentType = test.ContentType
-		r := NewRequest(nil, "", uri, "", contentConfig, serializers, nil, nil)
+		r := NewRequest(nil, "", uri, "", contentConfig, serializers, nil, nil, 0)
 		if test.Response.Body == nil {
 			test.Response.Body = ioutil.NopCloser(bytes.NewReader([]byte{}))
 		}
@@ -1480,7 +1480,7 @@ func TestAbsPath(t *testing.T) {
 		{"/p1/api/p2", "/api/r1", "/api/", "/p1/api/p2/api/"},
 	} {
 		u, _ := url.Parse("http://localhost:123" + tc.configPrefix)
-		r := NewRequest(nil, "POST", u, "", ContentConfig{GroupVersion: &schema.GroupVersion{Group: "test"}}, Serializers{}, nil, nil).Prefix(tc.resourcePrefix).AbsPath(tc.absPath)
+		r := NewRequest(nil, "POST", u, "", ContentConfig{GroupVersion: &schema.GroupVersion{Group: "test"}}, Serializers{}, nil, nil, 0).Prefix(tc.resourcePrefix).AbsPath(tc.absPath)
 		if r.pathPrefix != tc.wantsAbsPath {
 			t.Errorf("test case %d failed, unexpected path: %q, expected %q", i, r.pathPrefix, tc.wantsAbsPath)
 		}

vendor/k8s.io/client-go/rest/transport.go

@@ -20,6 +20,7 @@ import (
 	"crypto/tls"
 	"net/http"
 
+	"k8s.io/client-go/plugin/pkg/client/auth/exec"
 	"k8s.io/client-go/transport"
 )
 
@@ -59,6 +60,20 @@ func HTTPWrappersForConfig(config *Config, rt http.RoundTripper) (http.RoundTrip
 // TransportConfig converts a client config to an appropriate transport config.
 func (c *Config) TransportConfig() (*transport.Config, error) {
 	wt := c.WrapTransport
+	if c.ExecProvider != nil {
+		provider, err := exec.GetAuthenticator(c.ExecProvider)
+		if err != nil {
+			return nil, err
+		}
+		if wt != nil {
+			previousWT := wt
+			wt = func(rt http.RoundTripper) http.RoundTripper {
+				return provider.WrapTransport(previousWT(rt))
+			}
+		} else {
+			wt = provider.WrapTransport
+		}
+	}
 	if c.AuthProvider != nil {
 		provider, err := GetAuthProvider(c.Host, c.AuthProvider, c.AuthConfigPersister)
 		if err != nil {
@@ -89,7 +104,6 @@ func (c *Config) TransportConfig() (*transport.Config, error) {
 		},
 		Username:    c.Username,
 		Password:    c.Password,
-		CacheDir:    c.CacheDir,
 		BearerToken: c.BearerToken,
 		Impersonate: transport.ImpersonationConfig{
 			UserName: c.Impersonate.UserName,

vendor/k8s.io/client-go/rest/versions.go

@@ -1,88 +0,0 @@
-/*
-Copyright 2014 The Kubernetes Authors.
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-
-package rest
-
-import (
-	"encoding/json"
-	"fmt"
-	"net/http"
-	"path"
-
-	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
-)
-
-const (
-	legacyAPIPath  = "/api"
-	defaultAPIPath = "/apis"
-)
-
-// TODO: Is this obsoleted by the discovery client?
-
-// ServerAPIVersions returns the GroupVersions supported by the API server.
-// It creates a RESTClient based on the passed in config, but it doesn't rely
-// on the Version and Codec of the config, because it uses AbsPath and
-// takes the raw response.
-func ServerAPIVersions(c *Config) (groupVersions []string, err error) {
-	transport, err := TransportFor(c)
-	if err != nil {
-		return nil, err
-	}
-	client := http.Client{Transport: transport}
-
-	configCopy := *c
-	configCopy.GroupVersion = nil
-	configCopy.APIPath = ""
-	baseURL, _, err := defaultServerUrlFor(&configCopy)
-	if err != nil {
-		return nil, err
-	}
-	// Get the groupVersions exposed at /api
-	originalPath := baseURL.Path
-	baseURL.Path = path.Join(originalPath, legacyAPIPath)
-	resp, err := client.Get(baseURL.String())
-	if err != nil {
-		return nil, err
-	}
-	var v metav1.APIVersions
-	defer resp.Body.Close()
-	err = json.NewDecoder(resp.Body).Decode(&v)
-	if err != nil {
-		return nil, fmt.Errorf("unexpected error: %v", err)
-	}
-
-	groupVersions = append(groupVersions, v.Versions...)
-	// Get the groupVersions exposed at /apis
-	baseURL.Path = path.Join(originalPath, defaultAPIPath)
-	resp2, err := client.Get(baseURL.String())
-	if err != nil {
-		return nil, err
-	}
-	var apiGroupList metav1.APIGroupList
-	defer resp2.Body.Close()
-	err = json.NewDecoder(resp2.Body).Decode(&apiGroupList)
-	if err != nil {
-		return nil, fmt.Errorf("unexpected error: %v", err)
-	}
-
-	for _, g := range apiGroupList.Groups {
-		for _, gv := range g.Versions {
-			groupVersions = append(groupVersions, gv.GroupVersion)
-		}
-	}
-
-	return groupVersions, nil
-}

vendor/k8s.io/client-go/rest/watch/BUILD

@@ -27,7 +27,6 @@ go_test(
         "decoder_test.go",
         "encoder_test.go",
     ],
-    importpath = "k8s.io/client-go/rest/watch_test",
     deps = [
         "//vendor/k8s.io/api/core/v1:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/api/equality:go_default_library",

vendor/k8s.io/client-go/rest/zz_generated.deepcopy.go

@@ -1,7 +1,7 @@
 // +build !ignore_autogenerated
 
 /*
-Copyright 2017 The Kubernetes Authors.
+Copyright 2018 The Kubernetes Authors.
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
@@ -16,7 +16,7 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-// This file was autogenerated by deepcopy-gen. Do not edit it manually!
+// Code generated by deepcopy-gen. DO NOT EDIT.
 
 package rest