rebase: update kubernetes to 1.28.0 in main

updating kubernetes to 1.28.0
in the main repo.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>

vendor/go.etcd.io/etcd/client/pkg/v3/logutil/zap.go

@@ -16,6 +16,7 @@ package logutil
 
 import (
 	"sort"
+	"time"
 
 	"go.uber.org/zap"
 	"go.uber.org/zap/zapcore"
@@ -46,15 +47,20 @@ var DefaultZapLoggerConfig = zap.Config{
 
 	// copied from "zap.NewProductionEncoderConfig" with some updates
 	EncoderConfig: zapcore.EncoderConfig{
-		TimeKey:        "ts",
-		LevelKey:       "level",
-		NameKey:        "logger",
-		CallerKey:      "caller",
-		MessageKey:     "msg",
-		StacktraceKey:  "stacktrace",
-		LineEnding:     zapcore.DefaultLineEnding,
-		EncodeLevel:    zapcore.LowercaseLevelEncoder,
-		EncodeTime:     zapcore.ISO8601TimeEncoder,
+		TimeKey:       "ts",
+		LevelKey:      "level",
+		NameKey:       "logger",
+		CallerKey:     "caller",
+		MessageKey:    "msg",
+		StacktraceKey: "stacktrace",
+		LineEnding:    zapcore.DefaultLineEnding,
+		EncodeLevel:   zapcore.LowercaseLevelEncoder,
+
+		// Custom EncodeTime function to ensure we match format and precision of historic capnslog timestamps
+		EncodeTime: func(t time.Time, enc zapcore.PrimitiveArrayEncoder) {
+			enc.AppendString(t.Format("2006-01-02T15:04:05.999999Z0700"))
+		},
+
 		EncodeDuration: zapcore.StringDurationEncoder,
 		EncodeCaller:   zapcore.ShortCallerEncoder,
 	},

vendor/go.etcd.io/etcd/client/pkg/v3/tlsutil/versions.go

@@ -0,0 +1,47 @@
+// Copyright 2023 The etcd 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 tlsutil
+
+import (
+	"crypto/tls"
+	"fmt"
+)
+
+type TLSVersion string
+
+// Constants for TLS versions.
+const (
+	TLSVersionDefault TLSVersion = ""
+	TLSVersion12      TLSVersion = "TLS1.2"
+	TLSVersion13      TLSVersion = "TLS1.3"
+)
+
+// GetTLSVersion returns the corresponding tls.Version or error.
+func GetTLSVersion(version string) (uint16, error) {
+	var v uint16
+
+	switch version {
+	case string(TLSVersionDefault):
+		v = 0 // 0 means let Go decide.
+	case string(TLSVersion12):
+		v = tls.VersionTLS12
+	case string(TLSVersion13):
+		v = tls.VersionTLS13
+	default:
+		return 0, fmt.Errorf("unexpected TLS version %q (must be one of: TLS1.2, TLS1.3)", version)
+	}
+
+	return v, nil
+}

vendor/go.etcd.io/etcd/client/pkg/v3/transport/listener.go

@@ -165,6 +165,14 @@ type TLSInfo struct {
 	// Note that cipher suites are prioritized in the given order.
 	CipherSuites []uint16
 
+	// MinVersion is the minimum TLS version that is acceptable.
+	// If not set, the minimum version is TLS 1.2.
+	MinVersion uint16
+
+	// MaxVersion is the maximum TLS version that is acceptable.
+	// If not set, the default used by Go is selected (see tls.Config.MaxVersion).
+	MaxVersion uint16
+
 	selfCert bool
 
 	// parseFunc exists to simplify testing. Typically, parseFunc
@@ -339,8 +347,8 @@ func SelfCert(lg *zap.Logger, dirpath string, hosts []string, selfSignedCertVali
 // Previously,
 // 1. Server has non-empty (*tls.Config).Certificates on client hello
 // 2. Server calls (*tls.Config).GetCertificate iff:
-//    - Server's (*tls.Config).Certificates is not empty, or
-//    - Client supplies SNI; non-empty (*tls.ClientHelloInfo).ServerName
+//   - Server's (*tls.Config).Certificates is not empty, or
+//   - Client supplies SNI; non-empty (*tls.ClientHelloInfo).ServerName
 //
 // When (*tls.Config).Certificates is always populated on initial handshake,
 // client is expected to provide a valid matching SNI to pass the TLS
@@ -378,8 +386,17 @@ func (info TLSInfo) baseConfig() (*tls.Config, error) {
 		}
 	}
 
+	var minVersion uint16
+	if info.MinVersion != 0 {
+		minVersion = info.MinVersion
+	} else {
+		// Default minimum version is TLS 1.2, previous versions are insecure and deprecated.
+		minVersion = tls.VersionTLS12
+	}
+
 	cfg := &tls.Config{
-		MinVersion: tls.VersionTLS12,
+		MinVersion: minVersion,
+		MaxVersion: info.MaxVersion,
 		ServerName: info.ServerName,
 	}
 
@@ -510,11 +527,6 @@ func (info TLSInfo) ServerConfig() (*tls.Config, error) {
 	// "h2" NextProtos is necessary for enabling HTTP2 for go's HTTP server
 	cfg.NextProtos = []string{"h2"}
 
-	// go1.13 enables TLS 1.3 by default
-	// and in TLS 1.3, cipher suites are not configurable
-	// setting Max TLS version to TLS 1.2 for go 1.13
-	cfg.MaxVersion = tls.VersionTLS12
-
 	return cfg, nil
 }
 
@@ -569,11 +581,6 @@ func (info TLSInfo) ClientConfig() (*tls.Config, error) {
 		}
 	}
 
-	// go1.13 enables TLS 1.3 by default
-	// and in TLS 1.3, cipher suites are not configurable
-	// setting Max TLS version to TLS 1.2 for go 1.13
-	cfg.MaxVersion = tls.VersionTLS12
-
 	return cfg, nil
 }
 

vendor/go.etcd.io/etcd/client/v3/doc.go

@@ -61,7 +61,8 @@
 //
 //  1. context error: canceled or deadline exceeded.
 //  2. gRPC error: e.g. when clock drifts in server-side before client's context deadline exceeded.
-//  See https://github.com/etcd-io/etcd/blob/main/api/v3rpc/rpctypes/error.go
+//
+// See https://github.com/etcd-io/etcd/blob/main/api/v3rpc/rpctypes/error.go
 //
 // Here is the example code to handle client errors:
 //
@@ -102,5 +103,4 @@
 // The grpc load balancer is registered statically and is shared across etcd clients.
 // To enable detailed load balancer logging, set the ETCD_CLIENT_DEBUG environment
 // variable.  E.g. "ETCD_CLIENT_DEBUG=1".
-//
 package clientv3

vendor/go.etcd.io/etcd/client/v3/internal/endpoint/endpoint.go

@@ -45,8 +45,8 @@ func extractHostFromPath(pathStr string) string {
 	return extractHostFromHostPort(path.Base(pathStr))
 }
 
-//mustSplit2 returns the values from strings.SplitN(s, sep, 2).
-//If sep is not found, it returns ("", "", false) instead.
+// mustSplit2 returns the values from strings.SplitN(s, sep, 2).
+// If sep is not found, it returns ("", "", false) instead.
 func mustSplit2(s, sep string) (string, string) {
 	spl := strings.SplitN(s, sep, 2)
 	if len(spl) < 2 {
@@ -81,11 +81,12 @@ func schemeToCredsRequirement(schema string) CredsRequirement {
 // The main differences:
 //   - etcd supports unixs & https names as opposed to unix & http to
 //     distinguish need to configure certificates.
-//  -  etcd support http(s) names as opposed to tcp supported by grpc/dial method.
-//  -  etcd supports unix(s)://local-file naming schema
+//   - etcd support http(s) names as opposed to tcp supported by grpc/dial method.
+//   - etcd supports unix(s)://local-file naming schema
 //     (as opposed to unix:local-file canonical name used by grpc for current dir files).
-//  - Within the unix(s) schemas, the last segment (filename) without 'port' (content after colon)
-//    is considered serverName - to allow local testing of cert-protected communication.
+//   - Within the unix(s) schemas, the last segment (filename) without 'port' (content after colon)
+//     is considered serverName - to allow local testing of cert-protected communication.
+//
 // See more:
 //   - https://github.com/grpc/grpc-go/blob/26c143bd5f59344a4b8a1e491e0f5e18aa97abc7/internal/grpcutil/target.go#L47
 //   - https://golang.org/pkg/net/#Dial

vendor/go.etcd.io/etcd/client/v3/txn.go

@@ -25,15 +25,14 @@ import (
 
 // Txn is the interface that wraps mini-transactions.
 //
-//	 Txn(context.TODO()).If(
-//	  Compare(Value(k1), ">", v1),
-//	  Compare(Version(k1), "=", 2)
-//	 ).Then(
-//	  OpPut(k2,v2), OpPut(k3,v3)
-//	 ).Else(
-//	  OpPut(k4,v4), OpPut(k5,v5)
-//	 ).Commit()
-//
+//	Txn(context.TODO()).If(
+//	 Compare(Value(k1), ">", v1),
+//	 Compare(Version(k1), "=", 2)
+//	).Then(
+//	 OpPut(k2,v2), OpPut(k3,v3)
+//	).Else(
+//	 OpPut(k4,v4), OpPut(k5,v5)
+//	).Commit()
 type Txn interface {
 	// If takes a list of comparison. If all comparisons passed in succeed,
 	// the operations passed into Then() will be executed. Or the operations

vendor/go.etcd.io/etcd/client/v3/watch.go

@@ -848,7 +848,7 @@ func (w *watchGrpcStream) serveSubstream(ws *watcherStream, resumec chan struct{
 				}
 			} else {
 				// current progress of watch; <= store revision
-				nextRev = wr.Header.Revision
+				nextRev = wr.Header.Revision + 1
 			}
 
 			if len(wr.Events) > 0 {