Update vendored dependencies

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

@@ -52,6 +52,7 @@ type tlsCacheKey struct {
 	nextProtos         string
 	dial               string
 	disableCompression bool
+	proxy              string
 }
 
 func (t tlsCacheKey) String() string {
@@ -59,7 +60,7 @@ func (t tlsCacheKey) String() string {
 	if len(t.keyData) > 0 {
 		keyText = "<redacted>"
 	}
-	return fmt.Sprintf("insecure:%v, caData:%#v, certData:%#v, keyData:%s, getCert: %s, serverName:%s, dial:%s disableCompression:%t", t.insecure, t.caData, t.certData, keyText, t.getCert, t.serverName, t.dial, t.disableCompression)
+	return fmt.Sprintf("insecure:%v, caData:%#v, certData:%#v, keyData:%s, getCert: %s, serverName:%s, dial:%s disableCompression:%t, proxy: %s", t.insecure, t.caData, t.certData, keyText, t.getCert, t.serverName, t.dial, t.disableCompression, t.proxy)
 }
 
 func (c *tlsTransportCache) get(config *Config) (http.RoundTripper, error) {
@@ -83,7 +84,7 @@ func (c *tlsTransportCache) get(config *Config) (http.RoundTripper, error) {
 		return nil, err
 	}
 	// The options didn't require a custom TLS config
-	if tlsConfig == nil && config.Dial == nil {
+	if tlsConfig == nil && config.Dial == nil && config.Proxy == nil {
 		return http.DefaultTransport, nil
 	}
 
@@ -104,9 +105,14 @@ func (c *tlsTransportCache) get(config *Config) (http.RoundTripper, error) {
 		go dynamicCertDialer.Run(wait.NeverStop)
 	}
 
+	proxy := http.ProxyFromEnvironment
+	if config.Proxy != nil {
+		proxy = config.Proxy
+	}
+
 	// Cache a single transport for these options
 	c.transports[key] = utilnet.SetTransportDefaults(&http.Transport{
-		Proxy:               http.ProxyFromEnvironment,
+		Proxy:               proxy,
 		TLSHandshakeTimeout: 10 * time.Second,
 		TLSClientConfig:     tlsConfig,
 		MaxIdleConnsPerHost: idleConnsPerHost,
@@ -130,6 +136,7 @@ func tlsConfigKey(c *Config) (tlsCacheKey, error) {
 		nextProtos:         strings.Join(c.TLS.NextProtos, ","),
 		dial:               fmt.Sprintf("%p", c.Dial),
 		disableCompression: c.DisableCompression,
+		proxy:              fmt.Sprintf("%p", c.Proxy),
 	}
 
 	if c.TLS.ReloadTLSFiles {

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

@@ -29,7 +29,7 @@ import (
 	"k8s.io/apimachinery/pkg/util/wait"
 	"k8s.io/client-go/util/connrotation"
 	"k8s.io/client-go/util/workqueue"
-	"k8s.io/klog"
+	"k8s.io/klog/v2"
 )
 
 const workItemKey = "key"

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

@@ -21,6 +21,7 @@ import (
 	"crypto/tls"
 	"net"
 	"net/http"
+	"net/url"
 )
 
 // Config holds various options for establishing a transport.
@@ -68,6 +69,13 @@ type Config struct {
 
 	// Dial specifies the dial function for creating unencrypted TCP connections.
 	Dial func(ctx context.Context, network, address string) (net.Conn, error)
+
+	// Proxy is the the proxy func to be used for all requests made by this
+	// transport. If Proxy is nil, http.ProxyFromEnvironment is used. If Proxy
+	// returns a nil *URL, no proxy is used.
+	//
+	// socks5 proxying does not currently support spdy streaming endpoints.
+	Proxy func(*http.Request) (*url.URL, error)
 }
 
 // ImpersonationConfig has all the available impersonation options

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

@@ -23,7 +23,7 @@ import (
 	"time"
 
 	"golang.org/x/oauth2"
-	"k8s.io/klog"
+	"k8s.io/klog/v2"
 
 	utilnet "k8s.io/apimachinery/pkg/util/net"
 )
@@ -67,13 +67,13 @@ func HTTPWrappersForConfig(config *Config, rt http.RoundTripper) (http.RoundTrip
 // DebugWrappers wraps a round tripper and logs based on the current log level.
 func DebugWrappers(rt http.RoundTripper) http.RoundTripper {
 	switch {
-	case bool(klog.V(9)):
+	case bool(klog.V(9).Enabled()):
 		rt = newDebuggingRoundTripper(rt, debugCurlCommand, debugURLTiming, debugResponseHeaders)
-	case bool(klog.V(8)):
+	case bool(klog.V(8).Enabled()):
 		rt = newDebuggingRoundTripper(rt, debugJustURL, debugRequestHeaders, debugResponseStatus, debugResponseHeaders)
-	case bool(klog.V(7)):
+	case bool(klog.V(7).Enabled()):
 		rt = newDebuggingRoundTripper(rt, debugJustURL, debugRequestHeaders, debugResponseStatus)
-	case bool(klog.V(6)):
+	case bool(klog.V(6).Enabled()):
 		rt = newDebuggingRoundTripper(rt, debugURLTiming)
 	}
 

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

@@ -26,7 +26,7 @@ import (
 
 	"golang.org/x/oauth2"
 
-	"k8s.io/klog"
+	"k8s.io/klog/v2"
 )
 
 // TokenSourceWrapTransport returns a WrapTransport that injects bearer tokens

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

@@ -27,7 +27,7 @@ import (
 	"time"
 
 	utilnet "k8s.io/apimachinery/pkg/util/net"
-	"k8s.io/klog"
+	"k8s.io/klog/v2"
 )
 
 // New returns an http.RoundTripper that will provide the authentication